diff options
Diffstat (limited to 'include')
1037 files changed, 37169 insertions, 11357 deletions
diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h index 17714beb868e..5b6c391efc8e 100644 --- a/include/acpi/acexcep.h +++ b/include/acpi/acexcep.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acnames.h b/include/acpi/acnames.h index 9cf736ea4691..fc1575fd4596 100644 --- a/include/acpi/acnames.h +++ b/include/acpi/acnames.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acoutput.h b/include/acpi/acoutput.h index bc4a6deb73b0..d7bd661bfae7 100644 --- a/include/acpi/acoutput.h +++ b/include/acpi/acoutput.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -183,13 +183,19 @@ #if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES) /* - * Module name is included in both debug and non-debug versions primarily for - * error messages. The __FILE__ macro is not very useful for this, because it - * often includes the entire pathname to the module + * The module name is used primarily for error and debug messages. + * The __FILE__ macro is not very useful for this, because it + * usually includes the entire pathname to the module making the + * debug output difficult to read. */ #define ACPI_MODULE_NAME(name) static const char ACPI_UNUSED_VAR _acpi_module_name[] = name; #else +/* + * For the no-debug and no-error-msg cases, we must at least define + * a null module name. + */ #define ACPI_MODULE_NAME(name) +#define _acpi_module_name "" #endif /* diff --git a/include/acpi/acpi.h b/include/acpi/acpi.h index a091cabca4b1..de39915f6b7f 100644 --- a/include/acpi/acpi.h +++ b/include/acpi/acpi.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index 4de84ce3a927..3a10ef5914eb 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -148,9 +148,7 @@ struct acpi_device_flags { u32 suprise_removal_ok:1; u32 power_manageable:1; u32 performance_manageable:1; - u32 wake_capable:1; /* Wakeup(_PRW) supported? */ - u32 force_power_state:1; - u32 reserved:22; + u32 reserved:24; }; /* File System */ @@ -184,7 +182,7 @@ struct acpi_device_pnp { #define acpi_device_bid(d) ((d)->pnp.bus_id) #define acpi_device_adr(d) ((d)->pnp.bus_address) -char *acpi_device_hid(struct acpi_device *device); +const char *acpi_device_hid(struct acpi_device *device); #define acpi_device_name(d) ((d)->pnp.device_name) #define acpi_device_class(d) ((d)->pnp.device_class) @@ -242,23 +240,16 @@ struct acpi_device_perf { struct acpi_device_wakeup_flags { u8 valid:1; /* Can successfully enable wakeup? */ u8 run_wake:1; /* Run-Wake GPE devices */ - u8 always_enabled:1; /* Run-wake devices that are always enabled */ u8 notifier_present:1; /* Wake-up notify handler has been installed */ }; -struct acpi_device_wakeup_state { - u8 enabled:1; -}; - struct acpi_device_wakeup { acpi_handle gpe_device; u64 gpe_number; u64 sleep_state; struct acpi_handle_list resources; - struct acpi_device_wakeup_state state; struct acpi_device_wakeup_flags flags; int prepare_count; - int run_wake_count; }; /* Device */ @@ -328,8 +319,8 @@ void acpi_bus_data_handler(acpi_handle handle, void *context); acpi_status acpi_bus_get_status_handle(acpi_handle handle, unsigned long long *sta); int acpi_bus_get_status(struct acpi_device *device); -int acpi_bus_get_power(acpi_handle handle, int *state); int acpi_bus_set_power(acpi_handle handle, int state); +int acpi_bus_update_power(acpi_handle handle, int *state_p); bool acpi_bus_power_manageable(acpi_handle handle); bool acpi_bus_can_wakeup(acpi_handle handle); #ifdef CONFIG_ACPI_PROC_EVENT @@ -389,21 +380,25 @@ struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle); int acpi_enable_wakeup_device_power(struct acpi_device *dev, int state); int acpi_disable_wakeup_device_power(struct acpi_device *dev); -#ifdef CONFIG_PM_SLEEP +#ifdef CONFIG_PM int acpi_pm_device_sleep_state(struct device *, int *); -int acpi_pm_device_sleep_wake(struct device *, bool); -#else /* !CONFIG_PM_SLEEP */ +#else static inline int acpi_pm_device_sleep_state(struct device *d, int *p) { if (p) *p = ACPI_STATE_D0; return ACPI_STATE_D3; } +#endif + +#ifdef CONFIG_PM_SLEEP +int acpi_pm_device_sleep_wake(struct device *, bool); +#else static inline int acpi_pm_device_sleep_wake(struct device *dev, bool enable) { return -ENODEV; } -#endif /* !CONFIG_PM_SLEEP */ +#endif #endif /* CONFIG_ACPI */ diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h index 23d78b4d088b..3090471b2a5e 100644 --- a/include/acpi/acpi_drivers.h +++ b/include/acpi/acpi_drivers.h @@ -115,8 +115,6 @@ void pci_acpi_crs_quirks(void); #define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01 #define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02 -int acpi_processor_set_thermal_limit(acpi_handle handle, int type); - /*-------------------------------------------------------------------------- Dock Station -------------------------------------------------------------------------- */ diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index 29bf945143e8..a3252a5ead66 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -8,7 +8,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -98,8 +98,6 @@ acpi_os_table_override(struct acpi_table_header *existing_table, /* * Spinlock primitives */ -acpi_status acpi_os_create_lock(acpi_spinlock * out_handle); - void acpi_os_delete_lock(acpi_spinlock handle); acpi_cpu_flags acpi_os_acquire_lock(acpi_spinlock handle); @@ -223,25 +221,15 @@ acpi_os_write_memory(acpi_physical_address address, u32 value, u32 width); */ acpi_status acpi_os_read_pci_configuration(struct acpi_pci_id *pci_id, - u32 reg, u32 *value, u32 width); + u32 reg, u64 *value, u32 width); acpi_status acpi_os_write_pci_configuration(struct acpi_pci_id *pci_id, u32 reg, u64 value, u32 width); /* - * Interim function needed for PCI IRQ routing - */ -void -acpi_os_derive_pci_id(acpi_handle device, - acpi_handle region, struct acpi_pci_id **pci_id); - -/* * Miscellaneous */ -acpi_status acpi_os_validate_interface(char *interface); -acpi_status acpi_osi_invalidate(char* interface); - acpi_status acpi_os_validate_address(u8 space_id, acpi_physical_address address, acpi_size length, char *name); diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 984cdc62e30b..f6ad63d25b73 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -6,7 +6,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -47,7 +47,7 @@ /* Current ACPICA subsystem version in YYYYMMDD format */ -#define ACPI_CA_VERSION 0x20100702 +#define ACPI_CA_VERSION 0x20110316 #include "actypes.h" #include "actbl.h" @@ -72,6 +72,7 @@ extern u8 acpi_gbl_truncate_io_addresses; extern u32 acpi_current_gpe_count; extern struct acpi_table_fadt acpi_gbl_FADT; +extern u8 acpi_gbl_system_awake_and_running; extern u32 acpi_rsdt_forced; /* @@ -105,6 +106,10 @@ const char *acpi_format_exception(acpi_status exception); acpi_status acpi_purge_cached_objects(void); +acpi_status acpi_install_interface(acpi_string interface_name); + +acpi_status acpi_remove_interface(acpi_string interface_name); + /* * ACPI Memory management */ @@ -224,6 +229,10 @@ acpi_status acpi_install_initialization_handler(acpi_init_handler handler, u32 function); acpi_status +acpi_install_global_event_handler(ACPI_GBL_EVENT_HANDLER handler, + void *context); + +acpi_status acpi_install_fixed_event_handler(u32 acpi_event, acpi_event_handler handler, void *context); @@ -253,16 +262,18 @@ acpi_remove_address_space_handler(acpi_handle device, acpi_status acpi_install_gpe_handler(acpi_handle gpe_device, u32 gpe_number, - u32 type, acpi_event_handler address, void *context); + u32 type, acpi_gpe_handler address, void *context); acpi_status acpi_remove_gpe_handler(acpi_handle gpe_device, - u32 gpe_number, acpi_event_handler address); + u32 gpe_number, acpi_gpe_handler address); #ifdef ACPI_FUTURE_USAGE acpi_status acpi_install_exception_handler(acpi_exception_handler handler); #endif +acpi_status acpi_install_interface_handler(acpi_interface_handler handler); + /* * Event interfaces */ @@ -285,11 +296,13 @@ acpi_status acpi_enable_gpe(acpi_handle gpe_device, u32 gpe_number); acpi_status acpi_disable_gpe(acpi_handle gpe_device, u32 gpe_number); -acpi_status acpi_gpe_can_wake(acpi_handle gpe_device, u32 gpe_number); - acpi_status acpi_clear_gpe(acpi_handle gpe_device, u32 gpe_number); -acpi_status acpi_gpe_wakeup(acpi_handle gpe_device, u32 gpe_number, u8 action); +acpi_status +acpi_setup_gpe_for_wake(acpi_handle parent_device, + acpi_handle gpe_device, u32 gpe_number); + +acpi_status acpi_set_gpe_wake_mask(acpi_handle gpe_device, u32 gpe_number, u8 action); acpi_status acpi_get_gpe_status(acpi_handle gpe_device, @@ -308,6 +321,8 @@ acpi_install_gpe_block(acpi_handle gpe_device, acpi_status acpi_remove_gpe_block(acpi_handle gpe_device); +acpi_status acpi_update_all_gpes(void); + /* * Resource interfaces */ diff --git a/include/acpi/acrestyp.h b/include/acpi/acrestyp.h index e5526354ba5e..0a66cc45dd6b 100644 --- a/include/acpi/acrestyp.h +++ b/include/acpi/acrestyp.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h index ad2001683ba7..f1380287ed4d 100644 --- a/include/acpi/actbl.h +++ b/include/acpi/actbl.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -290,7 +290,7 @@ struct acpi_table_fadt { #define ACPI_FADT_APIC_CLUSTER (1<<18) /* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */ #define ACPI_FADT_APIC_PHYSICAL (1<<19) /* 19: [V4] All local x_aPICs must use physical dest mode (ACPI 3.0) */ -/* Values for preferred_profile (Prefered Power Management Profiles) */ +/* Values for preferred_profile (Preferred Power Management Profiles) */ enum acpi_prefered_pm_profiles { PM_UNSPECIFIED = 0, @@ -343,4 +343,20 @@ struct acpi_table_desc { #include <acpi/actbl1.h> #include <acpi/actbl2.h> +/* + * Sizes of the various flavors of FADT. We need to look closely + * at the FADT length because the version number essentially tells + * us nothing because of many BIOS bugs where the version does not + * match the expected length. In other words, the length of the + * FADT is the bottom line as to what the version really is. + * + * For reference, the values below are as follows: + * FADT V1 size: 0x74 + * FADT V2 size: 0x84 + * FADT V3+ size: 0xF4 + */ +#define ACPI_FADT_V1_SIZE (u32) (ACPI_FADT_OFFSET (flags) + 4) +#define ACPI_FADT_V2_SIZE (u32) (ACPI_FADT_OFFSET (reserved4[0]) + 3) +#define ACPI_FADT_V3_SIZE (u32) (sizeof (struct acpi_table_fadt)) + #endif /* __ACTBL_H__ */ diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h index c637b75b9f3f..7504bc99b29b 100644 --- a/include/acpi/actbl1.h +++ b/include/acpi/actbl1.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -119,7 +119,7 @@ struct acpi_whea_header { struct acpi_table_bert { struct acpi_table_header header; /* Common ACPI table header */ u32 region_length; /* Length of the boot error region */ - u64 address; /* Physical addresss of the error region */ + u64 address; /* Physical address of the error region */ }; /* Boot Error Region (not a subtable, pointed to by Address field above) */ diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h index d4136b28011f..58bdd0545c5a 100644 --- a/include/acpi/actbl2.h +++ b/include/acpi/actbl2.h @@ -1,11 +1,11 @@ /****************************************************************************** * - * Name: actbl2.h - ACPI Specification Revision 2.0 Tables + * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec) * *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -716,6 +716,68 @@ struct acpi_table_mchi { /******************************************************************************* * + * SLIC - Software Licensing Description Table + * Version 1 + * + * Conforms to "OEM Activation 2.0 for Windows Vista Operating Systems", + * Copyright 2006 + * + ******************************************************************************/ + +/* Basic SLIC table is only the common ACPI header */ + +struct acpi_table_slic { + struct acpi_table_header header; /* Common ACPI table header */ +}; + +/* Common SLIC subtable header */ + +struct acpi_slic_header { + u32 type; + u32 length; +}; + +/* Values for Type field above */ + +enum acpi_slic_type { + ACPI_SLIC_TYPE_PUBLIC_KEY = 0, + ACPI_SLIC_TYPE_WINDOWS_MARKER = 1, + ACPI_SLIC_TYPE_RESERVED = 2 /* 2 and greater are reserved */ +}; + +/* + * SLIC Sub-tables, correspond to Type in struct acpi_slic_header + */ + +/* 0: Public Key Structure */ + +struct acpi_slic_key { + struct acpi_slic_header header; + u8 key_type; + u8 version; + u16 reserved; + u32 algorithm; + char magic[4]; + u32 bit_length; + u32 exponent; + u8 modulus[128]; +}; + +/* 1: Windows Marker Structure */ + +struct acpi_slic_marker { + struct acpi_slic_header header; + u32 version; + char oem_id[ACPI_OEM_ID_SIZE]; /* ASCII OEM identification */ + char oem_table_id[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */ + char windows_flag[8]; + u32 slic_version; + u8 reserved[16]; + u8 signature[128]; +}; + +/******************************************************************************* + * * SPCR - Serial Port Console Redirection table * Version 1 * diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 5db8f472fec9..64f838beaabf 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -115,7 +115,6 @@ * * ACPI_SIZE 16/32/64-bit unsigned value * ACPI_NATIVE_INT 16/32/64-bit signed value - * */ /******************************************************************************* @@ -132,6 +131,16 @@ typedef COMPILER_DEPENDENT_INT64 INT64; /*! [End] no source code translation !*/ +/* + * Value returned by acpi_os_get_thread_id. There is no standard "thread_id" + * across operating systems or even the various UNIX systems. Since ACPICA + * only needs the thread ID as a unique thread identifier, we use a u64 + * as the only common data type - it will accommodate any type of pointer or + * any type of integer. It is up to the host-dependent OSL to cast the + * native thread ID type to a u64 (in acpi_os_get_thread_id). + */ +#define acpi_thread_id u64 + /******************************************************************************* * * Types specific to 64-bit targets @@ -211,12 +220,6 @@ typedef u32 acpi_physical_address; * ******************************************************************************/ -/* Value returned by acpi_os_get_thread_id */ - -#ifndef acpi_thread_id -#define acpi_thread_id acpi_size -#endif - /* Flags for acpi_os_acquire_lock/acpi_os_release_lock */ #ifndef acpi_cpu_flags @@ -375,16 +378,6 @@ typedef void *acpi_handle; /* Actually a ptr to a NS Node */ typedef u8 acpi_owner_id; #define ACPI_OWNER_ID_MAX 0xFF -struct uint64_struct { - u32 lo; - u32 hi; -}; - -union uint64_overlay { - u64 full; - struct uint64_struct part; -}; - #define ACPI_INTEGER_BIT_SIZE 64 #define ACPI_MAX_DECIMAL_DIGITS 20 /* 2^64 = 18,446,744,073,709,551,616 */ @@ -663,33 +656,34 @@ typedef u32 acpi_event_status; #define ACPI_GPE_MAX 0xFF #define ACPI_NUM_GPE 256 -/* Actions for acpi_gpe_wakeup, acpi_hw_low_set_gpe */ +/* Actions for acpi_set_gpe_wake_mask, acpi_hw_low_set_gpe */ #define ACPI_GPE_ENABLE 0 #define ACPI_GPE_DISABLE 1 -#define ACPI_GPE_COND_ENABLE 2 +#define ACPI_GPE_CONDITIONAL_ENABLE 2 /* * GPE info flags - Per GPE - * +-------+---+-+-+ - * | 7:4 |3:2|1|0| - * +-------+---+-+-+ - * | | | | - * | | | +--- Interrupt type: edge or level triggered - * | | +----- GPE can wake the system - * | +-------- Type of dispatch:to method, handler, or none - * +-------------- <Reserved> + * +-------+-+-+---+ + * | 7:4 |3|2|1:0| + * +-------+-+-+---+ + * | | | | + * | | | +-- Type of dispatch:to method, handler, notify, or none + * | | +----- Interrupt type: edge or level triggered + * | +------- Is a Wake GPE + * +------------ <Reserved> */ -#define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x01 -#define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x01 -#define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 +#define ACPI_GPE_DISPATCH_NONE (u8) 0x00 +#define ACPI_GPE_DISPATCH_METHOD (u8) 0x01 +#define ACPI_GPE_DISPATCH_HANDLER (u8) 0x02 +#define ACPI_GPE_DISPATCH_NOTIFY (u8) 0x03 +#define ACPI_GPE_DISPATCH_MASK (u8) 0x03 -#define ACPI_GPE_CAN_WAKE (u8) 0x02 +#define ACPI_GPE_LEVEL_TRIGGERED (u8) 0x04 +#define ACPI_GPE_EDGE_TRIGGERED (u8) 0x00 +#define ACPI_GPE_XRUPT_TYPE_MASK (u8) 0x04 -#define ACPI_GPE_DISPATCH_MASK (u8) 0x0C -#define ACPI_GPE_DISPATCH_HANDLER (u8) 0x04 -#define ACPI_GPE_DISPATCH_METHOD (u8) 0x08 -#define ACPI_GPE_DISPATCH_NOT_USED (u8) 0x00 +#define ACPI_GPE_CAN_WAKE (u8) 0x08 /* * Flags for GPE and Lock interfaces @@ -901,9 +895,20 @@ typedef void /* * Various handlers and callback procedures */ +typedef +void (*ACPI_GBL_EVENT_HANDLER) (u32 event_type, + acpi_handle device, + u32 event_number, void *context); + +#define ACPI_EVENT_TYPE_GPE 0 +#define ACPI_EVENT_TYPE_FIXED 1 + typedef u32(*acpi_event_handler) (void *context); typedef +u32 (*acpi_gpe_handler) (acpi_handle gpe_device, u32 gpe_number, void *context); + +typedef void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context); typedef @@ -950,11 +955,18 @@ acpi_status(*acpi_walk_callback) (acpi_handle object, u32 nesting_level, void *context, void **return_value); +typedef +u32 (*acpi_interface_handler) (acpi_string interface_name, u32 supported); + /* Interrupt handler return values */ #define ACPI_INTERRUPT_NOT_HANDLED 0x00 #define ACPI_INTERRUPT_HANDLED 0x01 +/* GPE handler return values */ + +#define ACPI_REENABLE_GPE 0x80 + /* Length of 32-bit EISAID values when converted back to a string */ #define ACPI_EISAID_STRING_SIZE 8 /* Includes null terminator */ diff --git a/include/acpi/apei.h b/include/acpi/apei.h index b3365025ff8d..e67b523a50e1 100644 --- a/include/acpi/apei.h +++ b/include/acpi/apei.h @@ -19,15 +19,22 @@ extern int hest_disable; extern int erst_disable; +#ifdef CONFIG_ACPI_APEI +void __init acpi_hest_init(void); +#else +static inline void acpi_hest_init(void) { return; } +#endif + typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data); int apei_hest_parse(apei_hest_func_t func, void *data); int erst_write(const struct cper_record_header *record); ssize_t erst_get_record_count(void); -int erst_get_next_record_id(u64 *record_id); +int erst_get_record_id_begin(int *pos); +int erst_get_record_id_next(int *pos, u64 *record_id); +void erst_get_record_id_end(void); ssize_t erst_read(u64 record_id, struct cper_record_header *record, size_t buflen); -ssize_t erst_read_next(struct cper_record_header *record, size_t buflen); int erst_clear(u64 record_id); #endif diff --git a/include/acpi/platform/acenv.h b/include/acpi/platform/acenv.h index c05aeba9e8f0..5af3ed52ef98 100644 --- a/include/acpi/platform/acenv.h +++ b/include/acpi/platform/acenv.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -193,6 +193,12 @@ #define ACPI_MUTEX_TYPE ACPI_BINARY_SEMAPHORE #endif +/* "inline" keywords - configurable since inline is not standardized */ + +#ifndef ACPI_INLINE +#define ACPI_INLINE +#endif + /* * Debugger threading model * Use single threaded if the entire subsystem is contained in an application diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h index 0cd53e3cd1a3..e228893591a9 100644 --- a/include/acpi/platform/acgcc.h +++ b/include/acpi/platform/acgcc.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -44,6 +44,8 @@ #ifndef __ACGCC_H__ #define __ACGCC_H__ +#define ACPI_INLINE __inline__ + /* Function name is used for debug output. Non-ANSI, compiler-dependent */ #define ACPI_GET_FUNCTION_NAME __func__ diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h index 103f08aca764..5d2a5e9544d9 100644 --- a/include/acpi/platform/aclinux.h +++ b/include/acpi/platform/aclinux.h @@ -5,7 +5,7 @@ *****************************************************************************/ /* - * Copyright (C) 2000 - 2010, Intel Corp. + * Copyright (C) 2000 - 2011, Intel Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -75,7 +75,6 @@ #define acpi_cache_t struct kmem_cache #define acpi_spinlock spinlock_t * #define acpi_cpu_flags unsigned long -#define acpi_thread_id struct task_struct * #else /* !__KERNEL__ */ @@ -88,7 +87,7 @@ /* Host-dependent types and defines for user-space ACPICA */ #define ACPI_FLUSH_CPU_CACHE() -#define acpi_thread_id pthread_t +#define ACPI_CAST_PTHREAD_T(pthread) ((acpi_thread_id) (pthread)) #if defined(__ia64__) || defined(__x86_64__) #define ACPI_MACHINE_WIDTH 64 @@ -113,12 +112,13 @@ #ifdef __KERNEL__ +#include <acpi/actypes.h> /* * Overrides for in-kernel ACPICA */ static inline acpi_thread_id acpi_os_get_thread_id(void) { - return current; + return (acpi_thread_id)(unsigned long)current; } /* @@ -127,7 +127,6 @@ static inline acpi_thread_id acpi_os_get_thread_id(void) * However, boot has (system_state != SYSTEM_RUNNING) * to quiet __might_sleep() in kmalloc() and resume does not. */ -#include <acpi/actypes.h> static inline void *acpi_os_allocate(acpi_size size) { return kmalloc(size, irqs_disabled() ? GFP_ATOMIC : GFP_KERNEL); diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 1b62102fbb67..55192ac0cede 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -324,6 +324,12 @@ int acpi_processor_tstate_has_changed(struct acpi_processor *pr); int acpi_processor_get_throttling_info(struct acpi_processor *pr); extern int acpi_processor_set_throttling(struct acpi_processor *pr, int state, bool force); +/* + * Reevaluate whether the T-state is invalid after one cpu is + * onlined/offlined. In such case the flags.throttling will be updated. + */ +extern void acpi_processor_reevaluate_tstate(struct acpi_processor *pr, + unsigned long action); extern const struct file_operations acpi_processor_throttling_fops; extern void acpi_processor_throttling_init(void); /* in processor_idle.c */ diff --git a/include/acpi/video.h b/include/acpi/video.h index 551793c9b6e8..0e98e679d3a7 100644 --- a/include/acpi/video.h +++ b/include/acpi/video.h @@ -1,6 +1,10 @@ #ifndef __ACPI_VIDEO_H #define __ACPI_VIDEO_H +#include <linux/errno.h> /* for ENODEV */ + +struct acpi_device; + #define ACPI_VIDEO_DISPLAY_CRT 1 #define ACPI_VIDEO_DISPLAY_TV 2 #define ACPI_VIDEO_DISPLAY_DVI 3 @@ -26,4 +30,3 @@ static inline int acpi_video_get_edid(struct acpi_device *device, int type, #endif #endif - diff --git a/include/asm-generic/audit_change_attr.h b/include/asm-generic/audit_change_attr.h index 50764550a60c..bcbab3e4a3be 100644 --- a/include/asm-generic/audit_change_attr.h +++ b/include/asm-generic/audit_change_attr.h @@ -20,3 +20,7 @@ __NR_chown32, __NR_fchown32, __NR_lchown32, #endif +__NR_link, +#ifdef __NR_linkat +__NR_linkat, +#endif diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h index a54f4421a24d..280ca7a96f75 100644 --- a/include/asm-generic/bitops.h +++ b/include/asm-generic/bitops.h @@ -38,8 +38,7 @@ #include <asm-generic/bitops/atomic.h> #include <asm-generic/bitops/non-atomic.h> -#include <asm-generic/bitops/ext2-non-atomic.h> +#include <asm-generic/bitops/le.h> #include <asm-generic/bitops/ext2-atomic.h> -#include <asm-generic/bitops/minix.h> #endif /* __ASM_GENERIC_BITOPS_H */ diff --git a/include/asm-generic/bitops/ext2-atomic.h b/include/asm-generic/bitops/ext2-atomic.h index ab1c875efb74..ecf1c9d8a7cc 100644 --- a/include/asm-generic/bitops/ext2-atomic.h +++ b/include/asm-generic/bitops/ext2-atomic.h @@ -5,7 +5,7 @@ ({ \ int ret; \ spin_lock(lock); \ - ret = ext2_set_bit((nr), (unsigned long *)(addr)); \ + ret = __test_and_set_bit_le(nr, addr); \ spin_unlock(lock); \ ret; \ }) @@ -14,7 +14,7 @@ ({ \ int ret; \ spin_lock(lock); \ - ret = ext2_clear_bit((nr), (unsigned long *)(addr)); \ + ret = __test_and_clear_bit_le(nr, addr); \ spin_unlock(lock); \ ret; \ }) diff --git a/include/asm-generic/bitops/ext2-non-atomic.h b/include/asm-generic/bitops/ext2-non-atomic.h deleted file mode 100644 index 63cf822431a2..000000000000 --- a/include/asm-generic/bitops/ext2-non-atomic.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ -#define _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ - -#include <asm-generic/bitops/le.h> - -#define ext2_set_bit(nr,addr) \ - generic___test_and_set_le_bit((nr),(unsigned long *)(addr)) -#define ext2_clear_bit(nr,addr) \ - generic___test_and_clear_le_bit((nr),(unsigned long *)(addr)) - -#define ext2_test_bit(nr,addr) \ - generic_test_le_bit((nr),(unsigned long *)(addr)) -#define ext2_find_first_zero_bit(addr, size) \ - generic_find_first_zero_le_bit((unsigned long *)(addr), (size)) -#define ext2_find_next_zero_bit(addr, size, off) \ - generic_find_next_zero_le_bit((unsigned long *)(addr), (size), (off)) -#define ext2_find_next_bit(addr, size, off) \ - generic_find_next_le_bit((unsigned long *)(addr), (size), (off)) - -#endif /* _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ */ diff --git a/include/asm-generic/bitops/le.h b/include/asm-generic/bitops/le.h index 80e3bf13b2b9..946a21b1b5dc 100644 --- a/include/asm-generic/bitops/le.h +++ b/include/asm-generic/bitops/le.h @@ -4,54 +4,77 @@ #include <asm/types.h> #include <asm/byteorder.h> -#define BITOP_WORD(nr) ((nr) / BITS_PER_LONG) -#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) - #if defined(__LITTLE_ENDIAN) -#define generic_test_le_bit(nr, addr) test_bit(nr, addr) -#define generic___set_le_bit(nr, addr) __set_bit(nr, addr) -#define generic___clear_le_bit(nr, addr) __clear_bit(nr, addr) +#define BITOP_LE_SWIZZLE 0 -#define generic_test_and_set_le_bit(nr, addr) test_and_set_bit(nr, addr) -#define generic_test_and_clear_le_bit(nr, addr) test_and_clear_bit(nr, addr) +static inline unsigned long find_next_zero_bit_le(const void *addr, + unsigned long size, unsigned long offset) +{ + return find_next_zero_bit(addr, size, offset); +} -#define generic___test_and_set_le_bit(nr, addr) __test_and_set_bit(nr, addr) -#define generic___test_and_clear_le_bit(nr, addr) __test_and_clear_bit(nr, addr) +static inline unsigned long find_next_bit_le(const void *addr, + unsigned long size, unsigned long offset) +{ + return find_next_bit(addr, size, offset); +} -#define generic_find_next_zero_le_bit(addr, size, offset) find_next_zero_bit(addr, size, offset) -#define generic_find_next_le_bit(addr, size, offset) \ - find_next_bit(addr, size, offset) +static inline unsigned long find_first_zero_bit_le(const void *addr, + unsigned long size) +{ + return find_first_zero_bit(addr, size); +} #elif defined(__BIG_ENDIAN) -#define generic_test_le_bit(nr, addr) \ - test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) -#define generic___set_le_bit(nr, addr) \ - __set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) -#define generic___clear_le_bit(nr, addr) \ - __clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) - -#define generic_test_and_set_le_bit(nr, addr) \ - test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) -#define generic_test_and_clear_le_bit(nr, addr) \ - test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) - -#define generic___test_and_set_le_bit(nr, addr) \ - __test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) -#define generic___test_and_clear_le_bit(nr, addr) \ - __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) +#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) -extern unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, +extern unsigned long find_next_zero_bit_le(const void *addr, unsigned long size, unsigned long offset); -extern unsigned long generic_find_next_le_bit(const unsigned long *addr, +extern unsigned long find_next_bit_le(const void *addr, unsigned long size, unsigned long offset); +#define find_first_zero_bit_le(addr, size) \ + find_next_zero_bit_le((addr), (size), 0) + #else #error "Please fix <asm/byteorder.h>" #endif -#define generic_find_first_zero_le_bit(addr, size) \ - generic_find_next_zero_le_bit((addr), (size), 0) +static inline int test_bit_le(int nr, const void *addr) +{ + return test_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline void __set_bit_le(int nr, void *addr) +{ + __set_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline void __clear_bit_le(int nr, void *addr) +{ + __clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline int test_and_set_bit_le(int nr, void *addr) +{ + return test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline int test_and_clear_bit_le(int nr, void *addr) +{ + return test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline int __test_and_set_bit_le(int nr, void *addr) +{ + return __test_and_set_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline int __test_and_clear_bit_le(int nr, void *addr) +{ + return __test_and_clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} #endif /* _ASM_GENERIC_BITOPS_LE_H_ */ diff --git a/include/asm-generic/bitops/minix-le.h b/include/asm-generic/bitops/minix-le.h deleted file mode 100644 index 4a981c1bb1ae..000000000000 --- a/include/asm-generic/bitops/minix-le.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef _ASM_GENERIC_BITOPS_MINIX_LE_H_ -#define _ASM_GENERIC_BITOPS_MINIX_LE_H_ - -#include <asm-generic/bitops/le.h> - -#define minix_test_and_set_bit(nr,addr) \ - generic___test_and_set_le_bit((nr),(unsigned long *)(addr)) -#define minix_set_bit(nr,addr) \ - generic___set_le_bit((nr),(unsigned long *)(addr)) -#define minix_test_and_clear_bit(nr,addr) \ - generic___test_and_clear_le_bit((nr),(unsigned long *)(addr)) -#define minix_test_bit(nr,addr) \ - generic_test_le_bit((nr),(unsigned long *)(addr)) -#define minix_find_first_zero_bit(addr,size) \ - generic_find_first_zero_le_bit((unsigned long *)(addr),(size)) - -#endif /* _ASM_GENERIC_BITOPS_MINIX_LE_H_ */ diff --git a/include/asm-generic/bitops/minix.h b/include/asm-generic/bitops/minix.h deleted file mode 100644 index 91f42e87aa51..000000000000 --- a/include/asm-generic/bitops/minix.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef _ASM_GENERIC_BITOPS_MINIX_H_ -#define _ASM_GENERIC_BITOPS_MINIX_H_ - -#define minix_test_and_set_bit(nr,addr) \ - __test_and_set_bit((nr),(unsigned long *)(addr)) -#define minix_set_bit(nr,addr) \ - __set_bit((nr),(unsigned long *)(addr)) -#define minix_test_and_clear_bit(nr,addr) \ - __test_and_clear_bit((nr),(unsigned long *)(addr)) -#define minix_test_bit(nr,addr) \ - test_bit((nr),(unsigned long *)(addr)) -#define minix_find_first_zero_bit(addr,size) \ - find_first_zero_bit((unsigned long *)(addr),(size)) - -#endif /* _ASM_GENERIC_BITOPS_MINIX_H_ */ diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index c2c9ba032d46..e5a3f5880001 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -165,10 +165,43 @@ extern void warn_slowpath_null(const char *file, const int line); #define WARN_ON_RATELIMIT(condition, state) \ WARN_ON((condition) && __ratelimit(state)) +/* + * WARN_ON_SMP() is for cases that the warning is either + * meaningless for !SMP or may even cause failures. + * This is usually used for cases that we have + * WARN_ON(!spin_is_locked(&lock)) checks, as spin_is_locked() + * returns 0 for uniprocessor settings. + * It can also be used with values that are only defined + * on SMP: + * + * struct foo { + * [...] + * #ifdef CONFIG_SMP + * int bar; + * #endif + * }; + * + * void func(struct foo *zoot) + * { + * WARN_ON_SMP(!zoot->bar); + * + * For CONFIG_SMP, WARN_ON_SMP() should act the same as WARN_ON(), + * and should be a nop and return false for uniprocessor. + * + * if (WARN_ON_SMP(x)) returns true only when CONFIG_SMP is set + * and x is true. + */ #ifdef CONFIG_SMP # define WARN_ON_SMP(x) WARN_ON(x) #else -# define WARN_ON_SMP(x) do { } while (0) +/* + * Use of ({0;}) because WARN_ON_SMP(x) may be used either as + * a stand alone line statement or as a condition in an if () + * statement. + * A simple "0" would cause gcc to give a "statement has no effect" + * warning. + */ +# define WARN_ON_SMP(x) ({0;}) #endif #endif diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h index ca0f239f0e13..61e03dd7939e 100644 --- a/include/asm-generic/cputime.h +++ b/include/asm-generic/cputime.h @@ -30,13 +30,16 @@ typedef u64 cputime64_t; #define cputime64_to_jiffies64(__ct) (__ct) #define jiffies64_to_cputime64(__jif) (__jif) #define cputime_to_cputime64(__ct) ((u64) __ct) +#define cputime64_gt(__a, __b) ((__a) > (__b)) + +#define nsecs_to_cputime64(__ct) nsecs_to_jiffies64(__ct) /* - * Convert cputime to milliseconds and back. + * Convert cputime to microseconds and back. */ -#define cputime_to_msecs(__ct) jiffies_to_msecs(__ct) -#define msecs_to_cputime(__msecs) msecs_to_jiffies(__msecs) +#define cputime_to_usecs(__ct) jiffies_to_usecs(__ct); +#define usecs_to_cputime(__msecs) usecs_to_jiffies(__msecs); /* * Convert cputime to seconds and back. diff --git a/include/asm-generic/errno.h b/include/asm-generic/errno.h index 28cc03bf19e6..a1331ce50445 100644 --- a/include/asm-generic/errno.h +++ b/include/asm-generic/errno.h @@ -108,4 +108,6 @@ #define ERFKILL 132 /* Operation not possible due to RF-kill */ +#define EHWPOISON 133 /* Memory page has hardware error */ + #endif diff --git a/include/asm-generic/fcntl.h b/include/asm-generic/fcntl.h index 0fc16e3f0bfc..84793c7025e2 100644 --- a/include/asm-generic/fcntl.h +++ b/include/asm-generic/fcntl.h @@ -80,6 +80,10 @@ #define O_SYNC (__O_SYNC|O_DSYNC) #endif +#ifndef O_PATH +#define O_PATH 010000000 +#endif + #ifndef O_NDELAY #define O_NDELAY O_NONBLOCK #endif diff --git a/include/asm-generic/ftrace.h b/include/asm-generic/ftrace.h new file mode 100644 index 000000000000..51abba9ea7ad --- /dev/null +++ b/include/asm-generic/ftrace.h @@ -0,0 +1,16 @@ +/* + * linux/include/asm-generic/ftrace.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __ASM_GENERIC_FTRACE_H__ +#define __ASM_GENERIC_FTRACE_H__ + +/* + * Not all architectures need their own ftrace.h, the most + * common definitions are already in linux/ftrace.h. + */ + +#endif /* __ASM_GENERIC_FTRACE_H__ */ diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h index 3c2344f48136..01f227e14254 100644 --- a/include/asm-generic/futex.h +++ b/include/asm-generic/futex.h @@ -6,7 +6,7 @@ #include <asm/errno.h> static inline int -futex_atomic_op_inuser (int encoded_op, int __user *uaddr) +futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr) { int op = (encoded_op >> 28) & 7; int cmp = (encoded_op >> 24) & 15; @@ -16,7 +16,7 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr) if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) oparg = 1 << oparg; - if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) + if (! access_ok (VERIFY_WRITE, uaddr, sizeof(u32))) return -EFAULT; pagefault_disable(); @@ -48,7 +48,8 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr) } static inline int -futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) +futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, + u32 oldval, u32 newval) { return -ENOSYS; } diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h index 8ca18e26d7e3..ff5c66080c8c 100644 --- a/include/asm-generic/gpio.h +++ b/include/asm-generic/gpio.h @@ -210,7 +210,7 @@ extern void gpio_unexport(unsigned gpio); #endif /* CONFIG_GPIO_SYSFS */ -#else /* !CONFIG_HAVE_GPIO_LIB */ +#else /* !CONFIG_GPIOLIB */ static inline int gpio_is_valid(int number) { @@ -239,7 +239,7 @@ static inline void gpio_set_value_cansleep(unsigned gpio, int value) gpio_set_value(gpio, value); } -#endif /* !CONFIG_HAVE_GPIO_LIB */ +#endif /* !CONFIG_GPIOLIB */ #ifndef CONFIG_GPIO_SYSFS diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h index 3577ca11a0be..e0ffa3ddb02a 100644 --- a/include/asm-generic/io.h +++ b/include/asm-generic/io.h @@ -94,6 +94,10 @@ static inline void __raw_writeq(u64 b, volatile void __iomem *addr) #define writeq(b,addr) __raw_writeq(__cpu_to_le64(b),addr) #endif +#ifndef PCI_IOBASE +#define PCI_IOBASE ((void __iomem *) 0) +#endif + /*****************************************************************************/ /* * traditional input/output functions @@ -101,32 +105,32 @@ static inline void __raw_writeq(u64 b, volatile void __iomem *addr) static inline u8 inb(unsigned long addr) { - return readb((volatile void __iomem *) addr); + return readb(addr + PCI_IOBASE); } static inline u16 inw(unsigned long addr) { - return readw((volatile void __iomem *) addr); + return readw(addr + PCI_IOBASE); } static inline u32 inl(unsigned long addr) { - return readl((volatile void __iomem *) addr); + return readl(addr + PCI_IOBASE); } static inline void outb(u8 b, unsigned long addr) { - writeb(b, (volatile void __iomem *) addr); + writeb(b, addr + PCI_IOBASE); } static inline void outw(u16 b, unsigned long addr) { - writew(b, (volatile void __iomem *) addr); + writew(b, addr + PCI_IOBASE); } static inline void outl(u32 b, unsigned long addr) { - writel(b, (volatile void __iomem *) addr); + writel(b, addr + PCI_IOBASE); } #define inb_p(addr) inb(addr) @@ -211,6 +215,36 @@ static inline void outsl(unsigned long addr, const void *buffer, int count) } #endif +static inline void readsl(const void __iomem *addr, void *buf, int len) +{ + insl(addr - PCI_IOBASE, buf, len); +} + +static inline void readsw(const void __iomem *addr, void *buf, int len) +{ + insw(addr - PCI_IOBASE, buf, len); +} + +static inline void readsb(const void __iomem *addr, void *buf, int len) +{ + insb(addr - PCI_IOBASE, buf, len); +} + +static inline void writesl(const void __iomem *addr, const void *buf, int len) +{ + outsl(addr - PCI_IOBASE, buf, len); +} + +static inline void writesw(const void __iomem *addr, const void *buf, int len) +{ + outsw(addr - PCI_IOBASE, buf, len); +} + +static inline void writesb(const void __iomem *addr, const void *buf, int len) +{ + outsb(addr - PCI_IOBASE, buf, len); +} + #ifndef CONFIG_GENERIC_IOMAP #define ioread8(addr) readb(addr) #define ioread16(addr) readw(addr) @@ -239,8 +273,9 @@ static inline void outsl(unsigned long addr, const void *buffer, int count) outsl((unsigned long) (p), (src), (count)) #endif /* CONFIG_GENERIC_IOMAP */ - -#define IO_SPACE_LIMIT 0xffffffff +#ifndef IO_SPACE_LIMIT +#define IO_SPACE_LIMIT 0xffff +#endif #ifdef __KERNEL__ diff --git a/include/asm-generic/ioctls.h b/include/asm-generic/ioctls.h index a3216655d657..199975fac395 100644 --- a/include/asm-generic/ioctls.h +++ b/include/asm-generic/ioctls.h @@ -67,11 +67,13 @@ #endif #define TIOCGPTN _IOR('T', 0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ #define TIOCSPTLCK _IOW('T', 0x31, int) /* Lock/unlock Pty */ +#define TIOCGDEV _IOR('T', 0x32, unsigned int) /* Get primary device node of /dev/console */ #define TCGETX 0x5432 /* SYS5 TCGETX compatibility */ #define TCSETX 0x5433 #define TCSETXF 0x5434 #define TCSETXW 0x5435 #define TIOCSIG _IOW('T', 0x36, int) /* pty: generate signal */ +#define TIOCVHANGUP 0x5437 #define FIONCLEX 0x5450 #define FIOCLEX 0x5451 diff --git a/include/asm-generic/irq_regs.h b/include/asm-generic/irq_regs.h index 5ae1d07d4a12..6bf9355fa7eb 100644 --- a/include/asm-generic/irq_regs.h +++ b/include/asm-generic/irq_regs.h @@ -22,15 +22,15 @@ DECLARE_PER_CPU(struct pt_regs *, __irq_regs); static inline struct pt_regs *get_irq_regs(void) { - return __get_cpu_var(__irq_regs); + return __this_cpu_read(__irq_regs); } static inline struct pt_regs *set_irq_regs(struct pt_regs *new_regs) { - struct pt_regs *old_regs, **pp_regs = &__get_cpu_var(__irq_regs); + struct pt_regs *old_regs; - old_regs = *pp_regs; - *pp_regs = new_regs; + old_regs = __this_cpu_read(__irq_regs); + __this_cpu_write(__irq_regs, new_regs); return old_regs; } diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h index 3da9e2742fa0..787abbb6d867 100644 --- a/include/asm-generic/mman-common.h +++ b/include/asm-generic/mman-common.h @@ -45,6 +45,9 @@ #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ +#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ +#define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */ + /* compatibility flags */ #define MAP_FILE 0 diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h index 6f3c6ae4fe03..b4bfe338ea0e 100644 --- a/include/asm-generic/pgtable.h +++ b/include/asm-generic/pgtable.h @@ -4,68 +4,103 @@ #ifndef __ASSEMBLY__ #ifdef CONFIG_MMU +#include <linux/mm_types.h> + #ifndef __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS -/* - * Largely same as above, but only sets the access flags (dirty, - * accessed, and writable). Furthermore, we know it always gets set - * to a "more permissive" setting, which allows most architectures - * to optimize this. We return whether the PTE actually changed, which - * in turn instructs the caller to do things like update__mmu_cache. - * This used to be done in the caller, but sparc needs minor faults to - * force that call on sun4c so we changed this macro slightly - */ -#define ptep_set_access_flags(__vma, __address, __ptep, __entry, __dirty) \ -({ \ - int __changed = !pte_same(*(__ptep), __entry); \ - if (__changed) { \ - set_pte_at((__vma)->vm_mm, (__address), __ptep, __entry); \ - flush_tlb_page(__vma, __address); \ - } \ - __changed; \ -}) +extern int ptep_set_access_flags(struct vm_area_struct *vma, + unsigned long address, pte_t *ptep, + pte_t entry, int dirty); +#endif + +#ifndef __HAVE_ARCH_PMDP_SET_ACCESS_FLAGS +extern int pmdp_set_access_flags(struct vm_area_struct *vma, + unsigned long address, pmd_t *pmdp, + pmd_t entry, int dirty); #endif #ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG -#define ptep_test_and_clear_young(__vma, __address, __ptep) \ -({ \ - pte_t __pte = *(__ptep); \ - int r = 1; \ - if (!pte_young(__pte)) \ - r = 0; \ - else \ - set_pte_at((__vma)->vm_mm, (__address), \ - (__ptep), pte_mkold(__pte)); \ - r; \ -}) +static inline int ptep_test_and_clear_young(struct vm_area_struct *vma, + unsigned long address, + pte_t *ptep) +{ + pte_t pte = *ptep; + int r = 1; + if (!pte_young(pte)) + r = 0; + else + set_pte_at(vma->vm_mm, address, ptep, pte_mkold(pte)); + return r; +} +#endif + +#ifndef __HAVE_ARCH_PMDP_TEST_AND_CLEAR_YOUNG +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline int pmdp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long address, + pmd_t *pmdp) +{ + pmd_t pmd = *pmdp; + int r = 1; + if (!pmd_young(pmd)) + r = 0; + else + set_pmd_at(vma->vm_mm, address, pmdp, pmd_mkold(pmd)); + return r; +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +static inline int pmdp_test_and_clear_young(struct vm_area_struct *vma, + unsigned long address, + pmd_t *pmdp) +{ + BUG(); + return 0; +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ #endif #ifndef __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH -#define ptep_clear_flush_young(__vma, __address, __ptep) \ -({ \ - int __young; \ - __young = ptep_test_and_clear_young(__vma, __address, __ptep); \ - if (__young) \ - flush_tlb_page(__vma, __address); \ - __young; \ -}) +int ptep_clear_flush_young(struct vm_area_struct *vma, + unsigned long address, pte_t *ptep); +#endif + +#ifndef __HAVE_ARCH_PMDP_CLEAR_YOUNG_FLUSH +int pmdp_clear_flush_young(struct vm_area_struct *vma, + unsigned long address, pmd_t *pmdp); #endif #ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR -#define ptep_get_and_clear(__mm, __address, __ptep) \ -({ \ - pte_t __pte = *(__ptep); \ - pte_clear((__mm), (__address), (__ptep)); \ - __pte; \ +static inline pte_t ptep_get_and_clear(struct mm_struct *mm, + unsigned long address, + pte_t *ptep) +{ + pte_t pte = *ptep; + pte_clear(mm, address, ptep); + return pte; +} +#endif + +#ifndef __HAVE_ARCH_PMDP_GET_AND_CLEAR +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline pmd_t pmdp_get_and_clear(struct mm_struct *mm, + unsigned long address, + pmd_t *pmdp) +{ + pmd_t pmd = *pmdp; + pmd_clear(mm, address, pmdp); + return pmd; }) +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ #endif #ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR_FULL -#define ptep_get_and_clear_full(__mm, __address, __ptep, __full) \ -({ \ - pte_t __pte; \ - __pte = ptep_get_and_clear((__mm), (__address), (__ptep)); \ - __pte; \ -}) +static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, + unsigned long address, pte_t *ptep, + int full) +{ + pte_t pte; + pte = ptep_get_and_clear(mm, address, ptep); + return pte; +} #endif /* @@ -74,20 +109,25 @@ * not present, or in the process of an address space destruction. */ #ifndef __HAVE_ARCH_PTE_CLEAR_NOT_PRESENT_FULL -#define pte_clear_not_present_full(__mm, __address, __ptep, __full) \ -do { \ - pte_clear((__mm), (__address), (__ptep)); \ -} while (0) +static inline void pte_clear_not_present_full(struct mm_struct *mm, + unsigned long address, + pte_t *ptep, + int full) +{ + pte_clear(mm, address, ptep); +} #endif #ifndef __HAVE_ARCH_PTEP_CLEAR_FLUSH -#define ptep_clear_flush(__vma, __address, __ptep) \ -({ \ - pte_t __pte; \ - __pte = ptep_get_and_clear((__vma)->vm_mm, __address, __ptep); \ - flush_tlb_page(__vma, __address); \ - __pte; \ -}) +extern pte_t ptep_clear_flush(struct vm_area_struct *vma, + unsigned long address, + pte_t *ptep); +#endif + +#ifndef __HAVE_ARCH_PMDP_CLEAR_FLUSH +extern pmd_t pmdp_clear_flush(struct vm_area_struct *vma, + unsigned long address, + pmd_t *pmdp); #endif #ifndef __HAVE_ARCH_PTEP_SET_WRPROTECT @@ -99,8 +139,49 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres } #endif +#ifndef __HAVE_ARCH_PMDP_SET_WRPROTECT +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline void pmdp_set_wrprotect(struct mm_struct *mm, + unsigned long address, pmd_t *pmdp) +{ + pmd_t old_pmd = *pmdp; + set_pmd_at(mm, address, pmdp, pmd_wrprotect(old_pmd)); +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +static inline void pmdp_set_wrprotect(struct mm_struct *mm, + unsigned long address, pmd_t *pmdp) +{ + BUG(); +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ +#endif + +#ifndef __HAVE_ARCH_PMDP_SPLITTING_FLUSH +extern pmd_t pmdp_splitting_flush(struct vm_area_struct *vma, + unsigned long address, + pmd_t *pmdp); +#endif + #ifndef __HAVE_ARCH_PTE_SAME -#define pte_same(A,B) (pte_val(A) == pte_val(B)) +static inline int pte_same(pte_t pte_a, pte_t pte_b) +{ + return pte_val(pte_a) == pte_val(pte_b); +} +#endif + +#ifndef __HAVE_ARCH_PMD_SAME +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline int pmd_same(pmd_t pmd_a, pmd_t pmd_b) +{ + return pmd_val(pmd_a) == pmd_val(pmd_b); +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +static inline int pmd_same(pmd_t pmd_a, pmd_t pmd_b) +{ + BUG(); + return 0; +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ #endif #ifndef __HAVE_ARCH_PAGE_TEST_DIRTY @@ -348,6 +429,24 @@ extern void untrack_pfn_vma(struct vm_area_struct *vma, unsigned long pfn, unsigned long size); #endif +#ifndef CONFIG_TRANSPARENT_HUGEPAGE +static inline int pmd_trans_huge(pmd_t pmd) +{ + return 0; +} +static inline int pmd_trans_splitting(pmd_t pmd) +{ + return 0; +} +#ifndef __HAVE_ARCH_PMD_WRITE +static inline int pmd_write(pmd_t pmd) +{ + BUG(); + return 0; +} +#endif /* __HAVE_ARCH_PMD_WRITE */ +#endif + #endif /* !__ASSEMBLY__ */ #endif /* _ASM_GENERIC_PGTABLE_H */ diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h index b3bfabc258f3..c1a1216e29ce 100644 --- a/include/asm-generic/sections.h +++ b/include/asm-generic/sections.h @@ -11,6 +11,7 @@ extern char _sinittext[], _einittext[]; extern char _end[]; extern char __per_cpu_load[], __per_cpu_start[], __per_cpu_end[]; extern char __kprobes_text_start[], __kprobes_text_end[]; +extern char __entry_text_start[], __entry_text_end[]; extern char __initdata_begin[], __initdata_end[]; extern char __start_rodata[], __end_rodata[]; diff --git a/include/asm-generic/siginfo.h b/include/asm-generic/siginfo.h index 942d30b5aab1..0dd4e87f6fba 100644 --- a/include/asm-generic/siginfo.h +++ b/include/asm-generic/siginfo.h @@ -192,7 +192,7 @@ typedef struct siginfo { * SIGBUS si_codes */ #define BUS_ADRALN (__SI_FAULT|1) /* invalid address alignment */ -#define BUS_ADRERR (__SI_FAULT|2) /* non-existant physical address */ +#define BUS_ADRERR (__SI_FAULT|2) /* non-existent physical address */ #define BUS_OBJERR (__SI_FAULT|3) /* object specific hardware error */ /* hardware memory error consumed on a machine check: action required */ #define BUS_MCEERR_AR (__SI_FAULT|4) diff --git a/include/asm-generic/sizes.h b/include/asm-generic/sizes.h new file mode 100644 index 000000000000..ea5d4ef81061 --- /dev/null +++ b/include/asm-generic/sizes.h @@ -0,0 +1,47 @@ +/* + * linux/include/asm-generic/sizes.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __ASM_GENERIC_SIZES_H__ +#define __ASM_GENERIC_SIZES_H__ + +#define SZ_1 0x00000001 +#define SZ_2 0x00000002 +#define SZ_4 0x00000004 +#define SZ_8 0x00000008 +#define SZ_16 0x00000010 +#define SZ_32 0x00000020 +#define SZ_64 0x00000040 +#define SZ_128 0x00000080 +#define SZ_256 0x00000100 +#define SZ_512 0x00000200 + +#define SZ_1K 0x00000400 +#define SZ_2K 0x00000800 +#define SZ_4K 0x00001000 +#define SZ_8K 0x00002000 +#define SZ_16K 0x00004000 +#define SZ_32K 0x00008000 +#define SZ_64K 0x00010000 +#define SZ_128K 0x00020000 +#define SZ_256K 0x00040000 +#define SZ_512K 0x00080000 + +#define SZ_1M 0x00100000 +#define SZ_2M 0x00200000 +#define SZ_4M 0x00400000 +#define SZ_8M 0x00800000 +#define SZ_16M 0x01000000 +#define SZ_32M 0x02000000 +#define SZ_64M 0x04000000 +#define SZ_128M 0x08000000 +#define SZ_256M 0x10000000 +#define SZ_512M 0x20000000 + +#define SZ_1G 0x40000000 +#define SZ_2G 0x80000000 + +#endif /* __ASM_GENERIC_SIZES_H__ */ diff --git a/include/asm-generic/stat.h b/include/asm-generic/stat.h index 47e64170305d..bd8cad21998e 100644 --- a/include/asm-generic/stat.h +++ b/include/asm-generic/stat.h @@ -33,18 +33,18 @@ struct stat { int st_blksize; /* Optimal block size for I/O. */ int __pad2; long st_blocks; /* Number 512-byte blocks allocated. */ - int st_atime; /* Time of last access. */ - unsigned int st_atime_nsec; - int st_mtime; /* Time of last modification. */ - unsigned int st_mtime_nsec; - int st_ctime; /* Time of last status change. */ - unsigned int st_ctime_nsec; + long st_atime; /* Time of last access. */ + unsigned long st_atime_nsec; + long st_mtime; /* Time of last modification. */ + unsigned long st_mtime_nsec; + long st_ctime; /* Time of last status change. */ + unsigned long st_ctime_nsec; unsigned int __unused4; unsigned int __unused5; }; -#if __BITS_PER_LONG != 64 /* This matches struct stat64 in glibc2.1. Only used for 32 bit. */ +#if __BITS_PER_LONG != 64 || defined(__ARCH_WANT_STAT64) struct stat64 { unsigned long long st_dev; /* Device. */ unsigned long long st_ino; /* File serial number. */ diff --git a/include/asm-generic/types.h b/include/asm-generic/types.h index fba7d33ca3f2..7a0f69e6c618 100644 --- a/include/asm-generic/types.h +++ b/include/asm-generic/types.h @@ -12,31 +12,4 @@ typedef unsigned short umode_t; #endif /* __ASSEMBLY__ */ -/* - * These aren't exported outside the kernel to avoid name space clashes - */ -#ifdef __KERNEL__ -#ifndef __ASSEMBLY__ -/* - * DMA addresses may be very different from physical addresses - * and pointers. i386 and powerpc may have 64 bit DMA on 32 bit - * systems, while sparc64 uses 32 bit DMA addresses for 64 bit - * physical addresses. - * This default defines dma_addr_t to have the same size as - * phys_addr_t, which is the most common way. - * Do not define the dma64_addr_t type, which never really - * worked. - */ -#ifndef dma_addr_t -#ifdef CONFIG_PHYS_ADDR_T_64BIT -typedef u64 dma_addr_t; -#else -typedef u32 dma_addr_t; -#endif /* CONFIG_PHYS_ADDR_T_64BIT */ -#endif /* dma_addr_t */ - -#endif /* __ASSEMBLY__ */ - -#endif /* __KERNEL__ */ - #endif /* _ASM_GENERIC_TYPES_H */ diff --git a/include/asm-generic/uaccess.h b/include/asm-generic/uaccess.h index b218b8513d04..ac68c999b6c2 100644 --- a/include/asm-generic/uaccess.h +++ b/include/asm-generic/uaccess.h @@ -288,14 +288,16 @@ strncpy_from_user(char *dst, const char __user *src, long count) * * Return 0 on exception, a value greater than N if too long */ -#ifndef strnlen_user +#ifndef __strnlen_user +#define __strnlen_user strnlen +#endif + static inline long strnlen_user(const char __user *src, long n) { if (!access_ok(VERIFY_READ, src, 1)) return 0; - return strlen((void * __force)src) + 1; + return __strnlen_user(src, n); } -#endif static inline long strlen_user(const char __user *src) { diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h index b969770196c2..07c40d5149de 100644 --- a/include/asm-generic/unistd.h +++ b/include/asm-generic/unistd.h @@ -646,9 +646,17 @@ __SYSCALL(__NR_prlimit64, sys_prlimit64) __SYSCALL(__NR_fanotify_init, sys_fanotify_init) #define __NR_fanotify_mark 263 __SYSCALL(__NR_fanotify_mark, sys_fanotify_mark) +#define __NR_name_to_handle_at 264 +__SYSCALL(__NR_name_to_handle_at, sys_name_to_handle_at) +#define __NR_open_by_handle_at 265 +__SYSCALL(__NR_open_by_handle_at, sys_open_by_handle_at) +#define __NR_clock_adjtime 266 +__SYSCALL(__NR_clock_adjtime, sys_clock_adjtime) +#define __NR_syncfs 267 +__SYSCALL(__NR_syncfs, sys_syncfs) #undef __NR_syscalls -#define __NR_syscalls 264 +#define __NR_syscalls 268 /* * All syscalls below here should go away really, diff --git a/include/asm-generic/user.h b/include/asm-generic/user.h index 8b9c3c960aeb..35638c34700f 100644 --- a/include/asm-generic/user.h +++ b/include/asm-generic/user.h @@ -1,8 +1,8 @@ #ifndef __ASM_GENERIC_USER_H #define __ASM_GENERIC_USER_H /* - * This file may define a 'struct user' structure. However, it it only - * used for a.out file, which are not supported on new architectures. + * This file may define a 'struct user' structure. However, it is only + * used for a.out files, which are not supported on new architectures. */ #endif /* __ASM_GENERIC_USER_H */ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index f4229fb315e1..077c00d94f6e 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -15,7 +15,7 @@ * HEAD_TEXT_SECTION * INIT_TEXT_SECTION(PAGE_SIZE) * INIT_DATA_SECTION(...) - * PERCPU(PAGE_SIZE) + * PERCPU(CACHELINE_SIZE, PAGE_SIZE) * __init_end = .; * * _stext = .; @@ -67,7 +67,8 @@ * Align to a 32 byte boundary equal to the * alignment gcc 4.5 uses for a struct */ -#define STRUCT_ALIGN() . = ALIGN(32) +#define STRUCT_ALIGNMENT 32 +#define STRUCT_ALIGN() . = ALIGN(STRUCT_ALIGNMENT) /* The actual configuration determine if the init/exit sections * are handled as text/data or they can be discarded (which @@ -123,7 +124,8 @@ #endif #ifdef CONFIG_EVENT_TRACING -#define FTRACE_EVENTS() VMLINUX_SYMBOL(__start_ftrace_events) = .; \ +#define FTRACE_EVENTS() . = ALIGN(8); \ + VMLINUX_SYMBOL(__start_ftrace_events) = .; \ *(_ftrace_events) \ VMLINUX_SYMBOL(__stop_ftrace_events) = .; #else @@ -139,41 +141,46 @@ #endif #ifdef CONFIG_FTRACE_SYSCALLS -#define TRACE_SYSCALLS() VMLINUX_SYMBOL(__start_syscalls_metadata) = .; \ +#define TRACE_SYSCALLS() . = ALIGN(8); \ + VMLINUX_SYMBOL(__start_syscalls_metadata) = .; \ *(__syscalls_metadata) \ VMLINUX_SYMBOL(__stop_syscalls_metadata) = .; #else #define TRACE_SYSCALLS() #endif + +#define KERNEL_DTB() \ + STRUCT_ALIGN(); \ + VMLINUX_SYMBOL(__dtb_start) = .; \ + *(.dtb.init.rodata) \ + VMLINUX_SYMBOL(__dtb_end) = .; + /* .data section */ #define DATA_DATA \ *(.data) \ *(.ref.data) \ + *(.data..shared_aligned) /* percpu related */ \ DEV_KEEP(init.data) \ DEV_KEEP(exit.data) \ CPU_KEEP(init.data) \ CPU_KEEP(exit.data) \ MEM_KEEP(init.data) \ MEM_KEEP(exit.data) \ - . = ALIGN(32); \ - VMLINUX_SYMBOL(__start___tracepoints) = .; \ + STRUCT_ALIGN(); \ *(__tracepoints) \ - VMLINUX_SYMBOL(__stop___tracepoints) = .; \ /* implement dynamic printk debug */ \ + . = ALIGN(8); \ + VMLINUX_SYMBOL(__start___jump_table) = .; \ + *(__jump_table) \ + VMLINUX_SYMBOL(__stop___jump_table) = .; \ . = ALIGN(8); \ VMLINUX_SYMBOL(__start___verbose) = .; \ *(__verbose) \ VMLINUX_SYMBOL(__stop___verbose) = .; \ LIKELY_PROFILE() \ BRANCH_PROFILE() \ - TRACE_PRINTKS() \ - \ - STRUCT_ALIGN(); \ - FTRACE_EVENTS() \ - \ - STRUCT_ALIGN(); \ - TRACE_SYSCALLS() + TRACE_PRINTKS() /* * Data section helpers @@ -191,7 +198,8 @@ #define READ_MOSTLY_DATA(align) \ . = ALIGN(align); \ - *(.data..read_mostly) + *(.data..read_mostly) \ + . = ALIGN(align); #define CACHELINE_ALIGNED_DATA(align) \ . = ALIGN(align); \ @@ -210,6 +218,10 @@ VMLINUX_SYMBOL(__start_rodata) = .; \ *(.rodata) *(.rodata.*) \ *(__vermagic) /* Kernel version magic */ \ + . = ALIGN(8); \ + VMLINUX_SYMBOL(__start___tracepoints_ptrs) = .; \ + *(__tracepoints_ptrs) /* Tracepoints: pointer array */\ + VMLINUX_SYMBOL(__stop___tracepoints_ptrs) = .; \ *(__markers_strings) /* Markers: strings */ \ *(__tracepoints_strings)/* Tracepoints: strings */ \ } \ @@ -220,8 +232,6 @@ \ BUG_TABLE \ \ - JUMP_TABLE \ - \ /* PCI quirks */ \ .pci_fixup : AT(ADDR(.pci_fixup) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start_pci_fixups_early) = .; \ @@ -266,70 +276,70 @@ /* Kernel symbol table: Normal symbols */ \ __ksymtab : AT(ADDR(__ksymtab) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___ksymtab) = .; \ - *(__ksymtab) \ + *(SORT(___ksymtab+*)) \ VMLINUX_SYMBOL(__stop___ksymtab) = .; \ } \ \ /* Kernel symbol table: GPL-only symbols */ \ __ksymtab_gpl : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___ksymtab_gpl) = .; \ - *(__ksymtab_gpl) \ + *(SORT(___ksymtab_gpl+*)) \ VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .; \ } \ \ /* Kernel symbol table: Normal unused symbols */ \ __ksymtab_unused : AT(ADDR(__ksymtab_unused) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___ksymtab_unused) = .; \ - *(__ksymtab_unused) \ + *(SORT(___ksymtab_unused+*)) \ VMLINUX_SYMBOL(__stop___ksymtab_unused) = .; \ } \ \ /* Kernel symbol table: GPL-only unused symbols */ \ __ksymtab_unused_gpl : AT(ADDR(__ksymtab_unused_gpl) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___ksymtab_unused_gpl) = .; \ - *(__ksymtab_unused_gpl) \ + *(SORT(___ksymtab_unused_gpl+*)) \ VMLINUX_SYMBOL(__stop___ksymtab_unused_gpl) = .; \ } \ \ /* Kernel symbol table: GPL-future-only symbols */ \ __ksymtab_gpl_future : AT(ADDR(__ksymtab_gpl_future) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___ksymtab_gpl_future) = .; \ - *(__ksymtab_gpl_future) \ + *(SORT(___ksymtab_gpl_future+*)) \ VMLINUX_SYMBOL(__stop___ksymtab_gpl_future) = .; \ } \ \ /* Kernel symbol table: Normal symbols */ \ __kcrctab : AT(ADDR(__kcrctab) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___kcrctab) = .; \ - *(__kcrctab) \ + *(SORT(___kcrctab+*)) \ VMLINUX_SYMBOL(__stop___kcrctab) = .; \ } \ \ /* Kernel symbol table: GPL-only symbols */ \ __kcrctab_gpl : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___kcrctab_gpl) = .; \ - *(__kcrctab_gpl) \ + *(SORT(___kcrctab_gpl+*)) \ VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .; \ } \ \ /* Kernel symbol table: Normal unused symbols */ \ __kcrctab_unused : AT(ADDR(__kcrctab_unused) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___kcrctab_unused) = .; \ - *(__kcrctab_unused) \ + *(SORT(___kcrctab_unused+*)) \ VMLINUX_SYMBOL(__stop___kcrctab_unused) = .; \ } \ \ /* Kernel symbol table: GPL-only unused symbols */ \ __kcrctab_unused_gpl : AT(ADDR(__kcrctab_unused_gpl) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___kcrctab_unused_gpl) = .; \ - *(__kcrctab_unused_gpl) \ + *(SORT(___kcrctab_unused_gpl+*)) \ VMLINUX_SYMBOL(__stop___kcrctab_unused_gpl) = .; \ } \ \ /* Kernel symbol table: GPL-future-only symbols */ \ __kcrctab_gpl_future : AT(ADDR(__kcrctab_gpl_future) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start___kcrctab_gpl_future) = .; \ - *(__kcrctab_gpl_future) \ + *(SORT(___kcrctab_gpl_future+*)) \ VMLINUX_SYMBOL(__stop___kcrctab_gpl_future) = .; \ } \ \ @@ -354,6 +364,13 @@ VMLINUX_SYMBOL(__start___param) = .; \ *(__param) \ VMLINUX_SYMBOL(__stop___param) = .; \ + } \ + \ + /* Built-in module versions. */ \ + __modver : AT(ADDR(__modver) - LOAD_OFFSET) { \ + VMLINUX_SYMBOL(__start___modver) = .; \ + *(__modver) \ + VMLINUX_SYMBOL(__stop___modver) = .; \ . = ALIGN((align)); \ VMLINUX_SYMBOL(__end_rodata) = .; \ } \ @@ -409,6 +426,12 @@ *(.kprobes.text) \ VMLINUX_SYMBOL(__kprobes_text_end) = .; +#define ENTRY_TEXT \ + ALIGN_FUNCTION(); \ + VMLINUX_SYMBOL(__entry_text_start) = .; \ + *(.entry.text) \ + VMLINUX_SYMBOL(__entry_text_end) = .; + #ifdef CONFIG_FUNCTION_GRAPH_TRACER #define IRQENTRY_TEXT \ ALIGN_FUNCTION(); \ @@ -465,9 +488,12 @@ KERNEL_CTORS() \ *(.init.rodata) \ MCOUNT_REC() \ + FTRACE_EVENTS() \ + TRACE_SYSCALLS() \ DEV_DISCARD(init.rodata) \ CPU_DISCARD(init.rodata) \ - MEM_DISCARD(init.rodata) + MEM_DISCARD(init.rodata) \ + KERNEL_DTB() #define INIT_TEXT \ *(.init.text) \ @@ -565,14 +591,6 @@ #define BUG_TABLE #endif -#define JUMP_TABLE \ - . = ALIGN(8); \ - __jump_table : AT(ADDR(__jump_table) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start___jump_table) = .; \ - *(__jump_table) \ - VMLINUX_SYMBOL(__stop___jump_table) = .; \ - } - #ifdef CONFIG_PM_TRACE #define TRACEDATA \ . = ALIGN(4); \ @@ -636,10 +654,11 @@ #ifdef CONFIG_BLK_DEV_INITRD #define INIT_RAM_FS \ - . = ALIGN(PAGE_SIZE); \ + . = ALIGN(4); \ VMLINUX_SYMBOL(__initramfs_start) = .; \ *(.init.ramfs) \ - VMLINUX_SYMBOL(__initramfs_end) = .; + . = ALIGN(8); \ + *(.init.ramfs.info) #else #define INIT_RAM_FS #endif @@ -664,13 +683,18 @@ /** * PERCPU_VADDR - define output section for percpu area + * @cacheline: cacheline size * @vaddr: explicit base address (optional) * @phdr: destination PHDR (optional) * - * Macro which expands to output section for percpu area. If @vaddr - * is not blank, it specifies explicit base address and all percpu - * symbols will be offset from the given address. If blank, @vaddr - * always equals @laddr + LOAD_OFFSET. + * Macro which expands to output section for percpu area. + * + * @cacheline is used to align subsections to avoid false cacheline + * sharing between subsections for different purposes. + * + * If @vaddr is not blank, it specifies explicit base address and all + * percpu symbols will be offset from the given address. If blank, + * @vaddr always equals @laddr + LOAD_OFFSET. * * @phdr defines the output PHDR to use if not blank. Be warned that * output PHDR is sticky. If @phdr is specified, the next output @@ -681,7 +705,7 @@ * If there is no need to put the percpu section at a predetermined * address, use PERCPU(). */ -#define PERCPU_VADDR(vaddr, phdr) \ +#define PERCPU_VADDR(cacheline, vaddr, phdr) \ VMLINUX_SYMBOL(__per_cpu_load) = .; \ .data..percpu vaddr : AT(VMLINUX_SYMBOL(__per_cpu_load) \ - LOAD_OFFSET) { \ @@ -689,7 +713,9 @@ *(.data..percpu..first) \ . = ALIGN(PAGE_SIZE); \ *(.data..percpu..page_aligned) \ + . = ALIGN(cacheline); \ *(.data..percpu..readmostly) \ + . = ALIGN(cacheline); \ *(.data..percpu) \ *(.data..percpu..shared_aligned) \ VMLINUX_SYMBOL(__per_cpu_end) = .; \ @@ -698,18 +724,18 @@ /** * PERCPU - define output section for percpu area, simple version + * @cacheline: cacheline size * @align: required alignment * - * Align to @align and outputs output section for percpu area. This - * macro doesn't maniuplate @vaddr or @phdr and __per_cpu_load and + * Align to @align and outputs output section for percpu area. This macro + * doesn't manipulate @vaddr or @phdr and __per_cpu_load and * __per_cpu_start will be identical. * - * This macro is equivalent to ALIGN(align); PERCPU_VADDR( , ) except - * that __per_cpu_load is defined as a relative symbol against - * .data..percpu which is required for relocatable x86_32 - * configuration. + * This macro is equivalent to ALIGN(@align); PERCPU_VADDR(@cacheline,,) + * except that __per_cpu_load is defined as a relative symbol against + * .data..percpu which is required for relocatable x86_32 configuration. */ -#define PERCPU(align) \ +#define PERCPU(cacheline, align) \ . = ALIGN(align); \ .data..percpu : AT(ADDR(.data..percpu) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__per_cpu_load) = .; \ @@ -717,7 +743,9 @@ *(.data..percpu..first) \ . = ALIGN(PAGE_SIZE); \ *(.data..percpu..page_aligned) \ + . = ALIGN(cacheline); \ *(.data..percpu..readmostly) \ + . = ALIGN(cacheline); \ *(.data..percpu) \ *(.data..percpu..shared_aligned) \ VMLINUX_SYMBOL(__per_cpu_end) = .; \ @@ -739,7 +767,7 @@ * the sections that has this restriction (or similar) * is located before the ones requiring PAGE_SIZE alignment. * NOSAVE_DATA starts and ends with a PAGE_SIZE alignment which - * matches the requirment of PAGE_ALIGNED_DATA. + * matches the requirement of PAGE_ALIGNED_DATA. * * use 0 as page_align if page_aligned data is not used */ #define RW_DATA_SECTION(cacheline, pagealigned, inittask) \ diff --git a/include/asm-generic/xor.h b/include/asm-generic/xor.h index aaab875e1a35..6028fb862254 100644 --- a/include/asm-generic/xor.h +++ b/include/asm-generic/xor.h @@ -13,7 +13,7 @@ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <asm/processor.h> +#include <linux/prefetch.h> static void xor_8regs_2(unsigned long bytes, unsigned long *p1, unsigned long *p2) diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h new file mode 100644 index 000000000000..c5813c87de06 --- /dev/null +++ b/include/crypto/if_alg.h @@ -0,0 +1,92 @@ +/* + * if_alg: User-space algorithm interface + * + * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#ifndef _CRYPTO_IF_ALG_H +#define _CRYPTO_IF_ALG_H + +#include <linux/compiler.h> +#include <linux/completion.h> +#include <linux/if_alg.h> +#include <linux/types.h> +#include <net/sock.h> + +#define ALG_MAX_PAGES 16 + +struct crypto_async_request; + +struct alg_sock { + /* struct sock must be the first member of struct alg_sock */ + struct sock sk; + + struct sock *parent; + + const struct af_alg_type *type; + void *private; +}; + +struct af_alg_completion { + struct completion completion; + int err; +}; + +struct af_alg_control { + struct af_alg_iv *iv; + int op; +}; + +struct af_alg_type { + void *(*bind)(const char *name, u32 type, u32 mask); + void (*release)(void *private); + int (*setkey)(void *private, const u8 *key, unsigned int keylen); + int (*accept)(void *private, struct sock *sk); + + struct proto_ops *ops; + struct module *owner; + char name[14]; +}; + +struct af_alg_sgl { + struct scatterlist sg[ALG_MAX_PAGES]; + struct page *pages[ALG_MAX_PAGES]; +}; + +int af_alg_register_type(const struct af_alg_type *type); +int af_alg_unregister_type(const struct af_alg_type *type); + +int af_alg_release(struct socket *sock); +int af_alg_accept(struct sock *sk, struct socket *newsock); + +int af_alg_make_sg(struct af_alg_sgl *sgl, void __user *addr, int len, + int write); +void af_alg_free_sg(struct af_alg_sgl *sgl); + +int af_alg_cmsg_send(struct msghdr *msg, struct af_alg_control *con); + +int af_alg_wait_for_completion(int err, struct af_alg_completion *completion); +void af_alg_complete(struct crypto_async_request *req, int err); + +static inline struct alg_sock *alg_sk(struct sock *sk) +{ + return (struct alg_sock *)sk; +} + +static inline void af_alg_release_parent(struct sock *sk) +{ + sock_put(alg_sk(sk)->parent); +} + +static inline void af_alg_init_completion(struct af_alg_completion *completion) +{ + init_completion(&completion->completion); +} + +#endif /* _CRYPTO_IF_ALG_H */ diff --git a/include/crypto/padlock.h b/include/crypto/padlock.h new file mode 100644 index 000000000000..d2cfa2ef49e8 --- /dev/null +++ b/include/crypto/padlock.h @@ -0,0 +1,29 @@ +/* + * Driver for VIA PadLock + * + * Copyright (c) 2004 Michal Ludvig <michal@logix.cz> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#ifndef _CRYPTO_PADLOCK_H +#define _CRYPTO_PADLOCK_H + +#define PADLOCK_ALIGNMENT 16 + +#define PFX KBUILD_MODNAME ": " + +#define PADLOCK_CRA_PRIORITY 300 +#define PADLOCK_COMPOSITE_PRIORITY 400 + +#ifdef CONFIG_64BIT +#define STACK_ALIGN 16 +#else +#define STACK_ALIGN 4 +#endif + +#endif /* _CRYPTO_PADLOCK_H */ diff --git a/include/crypto/scatterwalk.h b/include/crypto/scatterwalk.h index 833d208c25d6..4fd95a323beb 100644 --- a/include/crypto/scatterwalk.h +++ b/include/crypto/scatterwalk.h @@ -68,6 +68,21 @@ static inline struct scatterlist *scatterwalk_sg_next(struct scatterlist *sg) return (++sg)->length ? sg : (void *)sg_page(sg); } +static inline void scatterwalk_crypto_chain(struct scatterlist *head, + struct scatterlist *sg, + int chain, int num) +{ + if (chain) { + head->length += sg->length; + sg = scatterwalk_sg_next(sg); + } + + if (sg) + scatterwalk_sg_chain(head, num, sg); + else + sg_mark_end(head); +} + static inline unsigned long scatterwalk_samebuf(struct scatter_walk *walk_in, struct scatter_walk *walk_out) { diff --git a/include/drm/Kbuild b/include/drm/Kbuild index ffec177f3481..3a60ac889520 100644 --- a/include/drm/Kbuild +++ b/include/drm/Kbuild @@ -2,7 +2,6 @@ header-y += drm.h header-y += drm_mode.h header-y += drm_sarea.h header-y += i810_drm.h -header-y += i830_drm.h header-y += i915_drm.h header-y += mga_drm.h header-y += nouveau_drm.h diff --git a/include/drm/drm.h b/include/drm/drm.h index e5f70617dec5..4be33b4ca2f8 100644 --- a/include/drm/drm.h +++ b/include/drm/drm.h @@ -463,12 +463,15 @@ struct drm_irq_busid { enum drm_vblank_seq_type { _DRM_VBLANK_ABSOLUTE = 0x0, /**< Wait for specific vblank sequence number */ _DRM_VBLANK_RELATIVE = 0x1, /**< Wait for given number of vblanks */ + /* bits 1-6 are reserved for high crtcs */ + _DRM_VBLANK_HIGH_CRTC_MASK = 0x0000003e, _DRM_VBLANK_EVENT = 0x4000000, /**< Send event instead of blocking */ _DRM_VBLANK_FLIP = 0x8000000, /**< Scheduled buffer swap should flip */ _DRM_VBLANK_NEXTONMISS = 0x10000000, /**< If missed, wait for next vblank */ _DRM_VBLANK_SECONDARY = 0x20000000, /**< Secondary display controller */ _DRM_VBLANK_SIGNAL = 0x40000000 /**< Send signal instead of blocking, unsupported */ }; +#define _DRM_VBLANK_HIGH_CRTC_SHIFT 1 #define _DRM_VBLANK_TYPES_MASK (_DRM_VBLANK_ABSOLUTE | _DRM_VBLANK_RELATIVE) #define _DRM_VBLANK_FLAGS_MASK (_DRM_VBLANK_EVENT | _DRM_VBLANK_SIGNAL | \ @@ -608,6 +611,12 @@ struct drm_gem_open { __u64 size; }; +/** DRM_IOCTL_GET_CAP ioctl argument type */ +struct drm_get_cap { + __u64 capability; + __u64 value; +}; + #include "drm_mode.h" #define DRM_IOCTL_BASE 'd' @@ -628,6 +637,7 @@ struct drm_gem_open { #define DRM_IOCTL_GEM_CLOSE DRM_IOW (0x09, struct drm_gem_close) #define DRM_IOCTL_GEM_FLINK DRM_IOWR(0x0a, struct drm_gem_flink) #define DRM_IOCTL_GEM_OPEN DRM_IOWR(0x0b, struct drm_gem_open) +#define DRM_IOCTL_GET_CAP DRM_IOWR(0x0c, struct drm_get_cap) #define DRM_IOCTL_SET_UNIQUE DRM_IOW( 0x10, struct drm_unique) #define DRM_IOCTL_AUTH_MAGIC DRM_IOW( 0x11, struct drm_auth) @@ -701,6 +711,10 @@ struct drm_gem_open { #define DRM_IOCTL_MODE_PAGE_FLIP DRM_IOWR(0xB0, struct drm_mode_crtc_page_flip) #define DRM_IOCTL_MODE_DIRTYFB DRM_IOWR(0xB1, struct drm_mode_fb_dirty_cmd) +#define DRM_IOCTL_MODE_CREATE_DUMB DRM_IOWR(0xB2, struct drm_mode_create_dumb) +#define DRM_IOCTL_MODE_MAP_DUMB DRM_IOWR(0xB3, struct drm_mode_map_dumb) +#define DRM_IOCTL_MODE_DESTROY_DUMB DRM_IOWR(0xB4, struct drm_mode_destroy_dumb) + /** * Device specific ioctls should only be in their respective headers * The device specific ioctl range is from 0x40 to 0x99. @@ -741,6 +755,9 @@ struct drm_event_vblank { __u32 reserved; }; +#define DRM_CAP_DUMB_BUFFER 0x1 +#define DRM_CAP_VBLANK_HIGH_CRTC 0x2 + /* typedef area */ #ifndef __KERNEL__ typedef struct drm_clip_rect drm_clip_rect_t; diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 4c9461a4f9e6..202424d17ed7 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -95,7 +95,7 @@ struct drm_device; * drm_core, drm_driver, drm_kms * drm_core level can be used in the generic drm code. For example: * drm_ioctl, drm_mm, drm_memory - * The macro definiton of DRM_DEBUG is used. + * The macro definition of DRM_DEBUG is used. * DRM_DEBUG(fmt, args...) * The debug info by using the DRM_DEBUG can be obtained by adding * the boot option of "drm.debug=1". @@ -145,7 +145,10 @@ extern void drm_ut_debug_printk(unsigned int request_level, #define DRIVER_IRQ_VBL2 0x800 #define DRIVER_GEM 0x1000 #define DRIVER_MODESET 0x2000 -#define DRIVER_USE_PLATFORM_DEVICE 0x4000 + +#define DRIVER_BUS_PCI 0x1 +#define DRIVER_BUS_PLATFORM 0x2 +#define DRIVER_BUS_USB 0x3 /***********************************************************************/ /** \name Begin the DRM... */ @@ -683,6 +686,34 @@ struct drm_master { void *driver_priv; /**< Private structure for driver to use */ }; +/* Size of ringbuffer for vblank timestamps. Just double-buffer + * in initial implementation. + */ +#define DRM_VBLANKTIME_RBSIZE 2 + +/* Flags and return codes for get_vblank_timestamp() driver function. */ +#define DRM_CALLED_FROM_VBLIRQ 1 +#define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0) +#define DRM_VBLANKTIME_INVBL (1 << 1) + +/* get_scanout_position() return flags */ +#define DRM_SCANOUTPOS_VALID (1 << 0) +#define DRM_SCANOUTPOS_INVBL (1 << 1) +#define DRM_SCANOUTPOS_ACCURATE (1 << 2) + +struct drm_bus { + int bus_type; + int (*get_irq)(struct drm_device *dev); + const char *(*get_name)(struct drm_device *dev); + int (*set_busid)(struct drm_device *dev, struct drm_master *master); + int (*set_unique)(struct drm_device *dev, struct drm_master *master, + struct drm_unique *unique); + int (*irq_by_busid)(struct drm_device *dev, struct drm_irq_busid *p); + /* hooks that are for PCI */ + int (*agp_init)(struct drm_device *dev); + +}; + /** * DRM driver structure. This structure represent the common code for * a family of cards. There will one drm_device for each card present @@ -699,13 +730,8 @@ struct drm_driver { int (*suspend) (struct drm_device *, pm_message_t state); int (*resume) (struct drm_device *); int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv); - void (*dma_ready) (struct drm_device *); int (*dma_quiescent) (struct drm_device *); - int (*context_ctor) (struct drm_device *dev, int context); int (*context_dtor) (struct drm_device *dev, int context); - int (*kernel_context_switch) (struct drm_device *dev, int old, - int new); - void (*kernel_context_switch_unlock) (struct drm_device *dev); /** * get_vblank_counter - get raw hardware vblank counter @@ -765,6 +791,68 @@ struct drm_driver { */ int (*device_is_agp) (struct drm_device *dev); + /** + * Called by vblank timestamping code. + * + * Return the current display scanout position from a crtc. + * + * \param dev DRM device. + * \param crtc Id of the crtc to query. + * \param *vpos Target location for current vertical scanout position. + * \param *hpos Target location for current horizontal scanout position. + * + * Returns vpos as a positive number while in active scanout area. + * Returns vpos as a negative number inside vblank, counting the number + * of scanlines to go until end of vblank, e.g., -1 means "one scanline + * until start of active scanout / end of vblank." + * + * \return Flags, or'ed together as follows: + * + * DRM_SCANOUTPOS_VALID = Query successful. + * DRM_SCANOUTPOS_INVBL = Inside vblank. + * DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of + * this flag means that returned position may be offset by a constant + * but unknown small number of scanlines wrt. real scanout position. + * + */ + int (*get_scanout_position) (struct drm_device *dev, int crtc, + int *vpos, int *hpos); + + /** + * Called by \c drm_get_last_vbltimestamp. Should return a precise + * timestamp when the most recent VBLANK interval ended or will end. + * + * Specifically, the timestamp in @vblank_time should correspond as + * closely as possible to the time when the first video scanline of + * the video frame after the end of VBLANK will start scanning out, + * the time immmediately after end of the VBLANK interval. If the + * @crtc is currently inside VBLANK, this will be a time in the future. + * If the @crtc is currently scanning out a frame, this will be the + * past start time of the current scanout. This is meant to adhere + * to the OpenML OML_sync_control extension specification. + * + * \param dev dev DRM device handle. + * \param crtc crtc for which timestamp should be returned. + * \param *max_error Maximum allowable timestamp error in nanoseconds. + * Implementation should strive to provide timestamp + * with an error of at most *max_error nanoseconds. + * Returns true upper bound on error for timestamp. + * \param *vblank_time Target location for returned vblank timestamp. + * \param flags 0 = Defaults, no special treatment needed. + * \param DRM_CALLED_FROM_VBLIRQ = Function is called from vblank + * irq handler. Some drivers need to apply some workarounds + * for gpu-specific vblank irq quirks if flag is set. + * + * \returns + * Zero if timestamping isn't supported in current display mode or a + * negative number on failure. A positive status code on success, + * which describes how the vblank_time timestamp was computed. + */ + int (*get_vblank_timestamp) (struct drm_device *dev, int crtc, + int *max_error, + struct timeval *vblank_time, + unsigned flags); + /* these have to be filled in */ irqreturn_t(*irq_handler) (DRM_IRQ_ARGS); @@ -777,8 +865,6 @@ struct drm_driver { struct drm_file *file_priv); void (*reclaim_buffers_idlelocked) (struct drm_device *dev, struct drm_file *file_priv); - resource_size_t (*get_map_ofs) (struct drm_local_map * map); - resource_size_t (*get_reg_ofs) (struct drm_device *dev); void (*set_version) (struct drm_device *dev, struct drm_set_version *sv); @@ -795,8 +881,6 @@ struct drm_driver { void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv, bool from_release); - int (*proc_init)(struct drm_minor *minor); - void (*proc_cleanup)(struct drm_minor *minor); int (*debugfs_init)(struct drm_minor *minor); void (*debugfs_cleanup)(struct drm_minor *minor); @@ -812,6 +896,17 @@ struct drm_driver { /* vga arb irq handler */ void (*vgaarb_irq)(struct drm_device *dev, bool state); + /* dumb alloc support */ + int (*dumb_create)(struct drm_file *file_priv, + struct drm_device *dev, + struct drm_mode_create_dumb *args); + int (*dumb_map_offset)(struct drm_file *file_priv, + struct drm_device *dev, uint32_t handle, + uint64_t *offset); + int (*dumb_destroy)(struct drm_file *file_priv, + struct drm_device *dev, + uint32_t handle); + /* Driver private ops for this object */ struct vm_operations_struct *gem_vm_ops; @@ -827,8 +922,13 @@ struct drm_driver { struct drm_ioctl_desc *ioctls; int num_ioctls; struct file_operations fops; - struct pci_driver pci_driver; - struct platform_device *platform_device; + union { + struct pci_driver *pci; + struct platform_device *platform_device; + struct usb_driver *usb; + } kdriver; + struct drm_bus *bus; + /* List of devices hanging off this driver */ struct list_head device_list; }; @@ -972,7 +1072,6 @@ struct drm_device { __volatile__ long context_flag; /**< Context swapping flag */ __volatile__ long interrupt_flag; /**< Interruption handler flag */ __volatile__ long dma_flag; /**< DMA dispatch flag */ - struct timer_list timer; /**< Timer for delaying ctx switch */ wait_queue_head_t context_wait; /**< Processes waiting on ctx switch */ int last_checked; /**< Last context checked for DMA */ int last_context; /**< Last current context */ @@ -993,6 +1092,8 @@ struct drm_device { wait_queue_head_t *vbl_queue; /**< VBLANK wait queue */ atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */ + struct timeval *_vblank_time; /**< timestamp of current vblank_count (drivers must alloc right number of fields) */ + spinlock_t vblank_time_lock; /**< Protects vblank count and time updates during vblank enable/disable */ spinlock_t vbl_lock; atomic_t *vblank_refcount; /* number of users of vblank interruptsper crtc */ u32 *last_vblank; /* protected by dev->vbl_lock, used */ @@ -1030,9 +1131,10 @@ struct drm_device { #endif struct platform_device *platformdev; /**< Platform device struture */ + struct usb_device *usbdev; struct drm_sg_mem *sg; /**< Scatter gather memory */ - int num_crtcs; /**< Number of CRTCs on this device */ + unsigned int num_crtcs; /**< Number of CRTCs on this device */ void *dev_private; /**< device private data */ void *mm_private; struct address_space *dev_mapping; @@ -1045,31 +1147,20 @@ struct drm_device { struct drm_minor *control; /**< Control node for card */ struct drm_minor *primary; /**< render type primary screen head */ - /** \name Drawable information */ - /*@{ */ - spinlock_t drw_lock; - struct idr drw_idr; - /*@} */ - struct drm_mode_config mode_config; /**< Current mode config */ /** \name GEM information */ /*@{ */ spinlock_t object_name_lock; struct idr object_name_idr; - atomic_t object_count; - atomic_t object_memory; - atomic_t pin_count; - atomic_t pin_memory; - atomic_t gtt_count; - atomic_t gtt_memory; - uint32_t gtt_total; - uint32_t invalidate_domains; /* domains pending invalidation */ - uint32_t flush_domains; /* domains pending flush */ /*@} */ - + int switch_power_state; }; +#define DRM_SWITCH_POWER_ON 0 +#define DRM_SWITCH_POWER_OFF 1 +#define DRM_SWITCH_POWER_CHANGING 2 + static __inline__ int drm_core_check_feature(struct drm_device *dev, int feature) { @@ -1078,28 +1169,9 @@ static __inline__ int drm_core_check_feature(struct drm_device *dev, static inline int drm_dev_to_irq(struct drm_device *dev) { - if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE)) - return platform_get_irq(dev->platformdev, 0); - else - return dev->pdev->irq; + return dev->driver->bus->get_irq(dev); } -static inline int drm_get_pci_domain(struct drm_device *dev) -{ - if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE)) - return 0; - -#ifndef __alpha__ - /* For historical reasons, drm_get_pci_domain() is busticated - * on most archs and has to remain so for userspace interface - * < 1.4, except on alpha which was right from the beginning - */ - if (dev->if_version < 0x10004) - return 0; -#endif /* __alpha__ */ - - return pci_domain_nr(dev->pdev->bus); -} #if __OS_HAS_AGP static inline int drm_core_has_AGP(struct drm_device *dev) @@ -1153,8 +1225,6 @@ static inline int drm_mtrr_del(int handle, unsigned long offset, /*@{*/ /* Driver support (drm_drv.h) */ -extern int drm_init(struct drm_driver *driver); -extern void drm_exit(struct drm_driver *driver); extern long drm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); extern long drm_compat_ioctl(struct file *filp, @@ -1175,8 +1245,6 @@ extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); extern int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma); extern void drm_vm_open_locked(struct vm_area_struct *vma); extern void drm_vm_close_locked(struct vm_area_struct *vma); -extern resource_size_t drm_core_get_map_ofs(struct drm_local_map * map); -extern resource_size_t drm_core_get_reg_ofs(struct drm_device *dev); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); /* Memory management support (drm_memory.h) */ @@ -1186,8 +1254,7 @@ extern int drm_mem_info(char *buf, char **start, off_t offset, int request, int *eof, void *data); extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area); -extern DRM_AGP_MEM *drm_alloc_agp(struct drm_device *dev, int pages, u32 type); -extern int drm_free_agp(DRM_AGP_MEM * handle, int pages); +extern void drm_free_agp(DRM_AGP_MEM * handle, int pages); extern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start); extern DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev, struct page **pages, @@ -1209,6 +1276,8 @@ extern int drm_getclient(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_getstats(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern int drm_getcap(struct drm_device *dev, void *data, + struct drm_file *file_priv); extern int drm_setversion(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_noop(struct drm_device *dev, void *data, @@ -1239,17 +1308,6 @@ extern int drm_setsareactx(struct drm_device *dev, void *data, extern int drm_getsareactx(struct drm_device *dev, void *data, struct drm_file *file_priv); - /* Drawable IOCTL support (drm_drawable.h) */ -extern int drm_adddraw(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_rmdraw(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_update_drawable_info(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern struct drm_drawable_info *drm_get_drawable_info(struct drm_device *dev, - drm_drawable_t id); -extern void drm_drawable_free_all(struct drm_device *dev); - /* Authentication IOCTL support (drm_auth.h) */ extern int drm_getmagic(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -1264,7 +1322,6 @@ extern int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context); extern int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context); extern void drm_idlelock_take(struct drm_lock_data *lock_data); extern void drm_idlelock_release(struct drm_lock_data *lock_data); @@ -1322,11 +1379,22 @@ extern int drm_wait_vblank(struct drm_device *dev, void *data, struct drm_file *filp); extern int drm_vblank_wait(struct drm_device *dev, unsigned int *vbl_seq); extern u32 drm_vblank_count(struct drm_device *dev, int crtc); -extern void drm_handle_vblank(struct drm_device *dev, int crtc); +extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc, + struct timeval *vblanktime); +extern bool drm_handle_vblank(struct drm_device *dev, int crtc); extern int drm_vblank_get(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc); extern void drm_vblank_off(struct drm_device *dev, int crtc); extern void drm_vblank_cleanup(struct drm_device *dev); +extern u32 drm_get_last_vbltimestamp(struct drm_device *dev, int crtc, + struct timeval *tvblank, unsigned flags); +extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, + int crtc, int *max_error, + struct timeval *vblank_time, + unsigned flags, + struct drm_crtc *refcrtc); +extern void drm_calc_timestamping_constants(struct drm_crtc *crtc); + /* Modesetting support */ extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); @@ -1359,11 +1427,6 @@ extern int drm_agp_unbind_ioctl(struct drm_device *dev, void *data, extern int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request); extern int drm_agp_bind_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -extern DRM_AGP_MEM *drm_agp_allocate_memory(struct agp_bridge_data *bridge, size_t pages, u32 type); -extern int drm_agp_free_memory(DRM_AGP_MEM * handle); -extern int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start); -extern int drm_agp_unbind_memory(DRM_AGP_MEM * handle); -extern void drm_agp_chipset_flush(struct drm_device *dev); /* Stub support (drm_stub.h) */ extern int drm_setmaster_ioctl(struct drm_device *dev, void *data, @@ -1373,15 +1436,14 @@ extern int drm_dropmaster_ioctl(struct drm_device *dev, void *data, struct drm_master *drm_master_create(struct drm_minor *minor); extern struct drm_master *drm_master_get(struct drm_master *master); extern void drm_master_put(struct drm_master **master); -extern int drm_get_pci_dev(struct pci_dev *pdev, - const struct pci_device_id *ent, - struct drm_driver *driver); -extern int drm_get_platform_dev(struct platform_device *pdev, - struct drm_driver *driver); + extern void drm_put_dev(struct drm_device *dev); extern int drm_put_minor(struct drm_minor **minor); extern unsigned int drm_debug; +extern unsigned int drm_vblank_offdelay; +extern unsigned int drm_timestamp_precision; + extern struct class *drm_class; extern struct proc_dir_entry *drm_proc_root; extern struct dentry *drm_debugfs_root; @@ -1414,7 +1476,6 @@ extern int drm_bufs_info(struct seq_file *m, void *data); extern int drm_vblank_info(struct seq_file *m, void *data); extern int drm_clients_info(struct seq_file *m, void* data); extern int drm_gem_name_info(struct seq_file *m, void *data); -extern int drm_gem_object_info(struct seq_file *m, void* data); #if DRM_DEBUG_CODE extern int drm_vma_info(struct seq_file *m, void *data); @@ -1493,6 +1554,7 @@ drm_gem_object_unreference_unlocked(struct drm_gem_object *obj) int drm_gem_handle_create(struct drm_file *file_priv, struct drm_gem_object *obj, u32 *handlep); +int drm_gem_handle_delete(struct drm_file *filp, u32 handle); static inline void drm_gem_object_handle_reference(struct drm_gem_object *obj) @@ -1565,11 +1627,21 @@ static __inline__ struct drm_local_map *drm_core_findmap(struct drm_device *dev, return NULL; } -static __inline__ int drm_device_is_agp(struct drm_device *dev) +static __inline__ void drm_core_dropmap(struct drm_local_map *map) { - if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE)) - return 0; +} + +#include "drm_mem_util.h" + +extern int drm_fill_in_dev(struct drm_device *dev, + const struct pci_device_id *ent, + struct drm_driver *driver); +int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type); +/*@}*/ +/* PCI section */ +static __inline__ int drm_pci_device_is_agp(struct drm_device *dev) +{ if (dev->driver->device_is_agp != NULL) { int err = (*dev->driver->device_is_agp) (dev); @@ -1581,35 +1653,26 @@ static __inline__ int drm_device_is_agp(struct drm_device *dev) return pci_find_capability(dev->pdev, PCI_CAP_ID_AGP); } -static __inline__ int drm_device_is_pcie(struct drm_device *dev) -{ - if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE)) - return 0; - else - return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP); -} -static __inline__ void drm_core_dropmap(struct drm_local_map *map) +static __inline__ int drm_pci_device_is_pcie(struct drm_device *dev) { + return pci_find_capability(dev->pdev, PCI_CAP_ID_EXP); } -#include "drm_mem_util.h" - -static inline void *drm_get_device(struct drm_device *dev) -{ - if (drm_core_check_feature(dev, DRIVER_USE_PLATFORM_DEVICE)) - return dev->platformdev; - else - return dev->pdev; -} -extern int drm_platform_init(struct drm_driver *driver); -extern int drm_pci_init(struct drm_driver *driver); -extern int drm_fill_in_dev(struct drm_device *dev, +extern int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver); +extern void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver); +extern int drm_get_pci_dev(struct pci_dev *pdev, const struct pci_device_id *ent, struct drm_driver *driver); -int drm_get_minor(struct drm_device *dev, struct drm_minor **minor, int type); -/*@}*/ + + +/* platform section */ +extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device); +extern void drm_platform_exit(struct drm_driver *driver, struct platform_device *platform_device); + +extern int drm_get_platform_dev(struct platform_device *pdev, + struct drm_driver *driver); #endif /* __KERNEL__ */ #endif diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 3e5a51af757c..d94684b7ba34 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -65,7 +65,7 @@ enum drm_mode_status { MODE_H_ILLEGAL, /* mode has illegal horizontal timings */ MODE_V_ILLEGAL, /* mode has illegal horizontal timings */ MODE_BAD_WIDTH, /* requires an unsupported linepitch */ - MODE_NOMODE, /* no mode with a maching name */ + MODE_NOMODE, /* no mode with a matching name */ MODE_NO_INTERLACE, /* interlaced mode not supported */ MODE_NO_DBLESCAN, /* doublescan mode not supported */ MODE_NO_VSCAN, /* multiscan mode not supported */ @@ -221,7 +221,8 @@ struct drm_framebuffer_funcs { * the semantics and arguments have a one to one mapping * on this function. */ - int (*dirty)(struct drm_framebuffer *framebuffer, unsigned flags, + int (*dirty)(struct drm_framebuffer *framebuffer, + struct drm_file *file_priv, unsigned flags, unsigned color, struct drm_clip_rect *clips, unsigned num_clips); }; @@ -274,6 +275,7 @@ struct drm_pending_vblank_event; /** * drm_crtc_funcs - control CRTCs for a given device + * @reset: reset CRTC after state has been invalidate (e.g. resume) * @dpms: control display power levels * @save: save CRTC state * @resore: restore CRTC state @@ -301,6 +303,8 @@ struct drm_crtc_funcs { void (*save)(struct drm_crtc *crtc); /* suspend? */ /* Restore CRTC state */ void (*restore)(struct drm_crtc *crtc); /* resume? */ + /* Reset CRTC state */ + void (*reset)(struct drm_crtc *crtc); /* cursor controls */ int (*cursor_set)(struct drm_crtc *crtc, struct drm_file *file_priv, @@ -317,7 +321,7 @@ struct drm_crtc_funcs { /* * Flip to the given framebuffer. This implements the page - * flip ioctl descibed in drm_mode.h, specifically, the + * flip ioctl described in drm_mode.h, specifically, the * implementation must return immediately and block all * rendering to the current fb until the flip has completed. * If userspace set the event flag in the ioctl, the event @@ -350,8 +354,14 @@ struct drm_crtc { bool enabled; + /* Requested mode from modesetting. */ struct drm_display_mode mode; + /* Programmed mode in hw, after adjustments for encoders, + * crtc, panel scaling etc. Needed for timestamping etc. + */ + struct drm_display_mode hwmode; + int x, y; const struct drm_crtc_funcs *funcs; @@ -359,6 +369,9 @@ struct drm_crtc { uint32_t gamma_size; uint16_t *gamma_store; + /* Constants needed for precise vblank and swap timestamping. */ + s64 framedur_ns, linedur_ns, pixeldur_ns; + /* if you are using the helper */ void *helper_private; }; @@ -369,6 +382,7 @@ struct drm_crtc { * @dpms: set power state (see drm_crtc_funcs above) * @save: save connector state * @restore: restore connector state + * @reset: reset connector after state has been invalidate (e.g. resume) * @mode_valid: is this mode valid on the given connector? * @mode_fixup: try to fixup proposed mode for this connector * @mode_set: set this mode @@ -386,6 +400,7 @@ struct drm_connector_funcs { void (*dpms)(struct drm_connector *connector, int mode); void (*save)(struct drm_connector *connector); void (*restore)(struct drm_connector *connector); + void (*reset)(struct drm_connector *connector); /* Check to see if anything is attached to the connector. * @force is set to false whilst polling, true when checking the @@ -403,6 +418,7 @@ struct drm_connector_funcs { }; struct drm_encoder_funcs { + void (*reset)(struct drm_encoder *encoder); void (*destroy)(struct drm_encoder *encoder); }; @@ -643,9 +659,10 @@ extern int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid extern void drm_mode_probed_add(struct drm_connector *connector, struct drm_display_mode *mode); extern void drm_mode_remove(struct drm_connector *connector, struct drm_display_mode *mode); extern struct drm_display_mode *drm_mode_duplicate(struct drm_device *dev, - struct drm_display_mode *mode); + const struct drm_display_mode *mode); extern void drm_mode_debug_printmodeline(struct drm_display_mode *mode); extern void drm_mode_config_init(struct drm_device *dev); +extern void drm_mode_config_reset(struct drm_device *dev); extern void drm_mode_config_cleanup(struct drm_device *dev); extern void drm_mode_set_name(struct drm_display_mode *mode); extern bool drm_mode_equal(struct drm_display_mode *mode1, struct drm_display_mode *mode2); @@ -668,8 +685,8 @@ extern void drm_mode_validate_size(struct drm_device *dev, extern void drm_mode_prune_invalid(struct drm_device *dev, struct list_head *mode_list, bool verbose); extern void drm_mode_sort(struct list_head *mode_list); -extern int drm_mode_hsync(struct drm_display_mode *mode); -extern int drm_mode_vrefresh(struct drm_display_mode *mode); +extern int drm_mode_hsync(const struct drm_display_mode *mode); +extern int drm_mode_vrefresh(const struct drm_display_mode *mode); extern void drm_mode_set_crtcinfo(struct drm_display_mode *p, int adjust_flags); extern void drm_mode_connector_list_update(struct drm_connector *connector); @@ -761,7 +778,9 @@ extern int drm_mode_gamma_get_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_gamma_set_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +extern u8 *drm_find_cea_extension(struct edid *edid); extern bool drm_detect_hdmi_monitor(struct edid *edid); +extern bool drm_detect_monitor_audio(struct edid *edid); extern int drm_mode_page_flip_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, @@ -780,4 +799,11 @@ extern int drm_add_modes_noedid(struct drm_connector *connector, extern bool drm_edid_is_valid(struct edid *edid); struct drm_display_mode *drm_mode_find_dmt(struct drm_device *dev, int hsize, int vsize, int fresh); + +extern int drm_mode_create_dumb_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_mmap_dumb_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); +extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, + void *data, struct drm_file *file_priv); #endif /* __DRM_CRTC_H__ */ diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h index 59b7073b13fe..73b071203dcc 100644 --- a/include/drm/drm_crtc_helper.h +++ b/include/drm/drm_crtc_helper.h @@ -39,6 +39,11 @@ #include <linux/fb.h> +enum mode_set_atomic { + LEAVE_ATOMIC_MODE_SET, + ENTER_ATOMIC_MODE_SET, +}; + struct drm_crtc_helper_funcs { /* * Control power levels on the CRTC. If the mode passed in is @@ -61,7 +66,8 @@ struct drm_crtc_helper_funcs { int (*mode_set_base)(struct drm_crtc *crtc, int x, int y, struct drm_framebuffer *old_fb); int (*mode_set_base_atomic)(struct drm_crtc *crtc, - struct drm_framebuffer *fb, int x, int y); + struct drm_framebuffer *fb, int x, int y, + enum mode_set_atomic); /* reload the current crtc LUT */ void (*load_lut)(struct drm_crtc *crtc); diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index a49e791db0b0..83a389e44543 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -23,6 +23,9 @@ #ifndef _DRM_DP_HELPER_H_ #define _DRM_DP_HELPER_H_ +#include <linux/types.h> +#include <linux/i2c.h> + /* From the VESA DisplayPort spec */ #define AUX_NATIVE_WRITE 0x8 diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index f22e7fe4b6db..c99c3d3e7811 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -118,6 +118,7 @@ int drm_fb_helper_setcolreg(unsigned regno, unsigned transp, struct fb_info *info); +bool drm_fb_helper_restore_fbdev_mode(struct drm_fb_helper *fb_helper); void drm_fb_helper_restore(void); void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper, uint32_t fb_width, uint32_t fb_height); @@ -126,7 +127,7 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info); -bool drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper); +int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper); bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel); int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper); int drm_fb_helper_debug_enter(struct fb_info *info); diff --git a/include/drm/drm_hashtab.h b/include/drm/drm_hashtab.h index 0af087a4d3b3..3650d5d011ee 100644 --- a/include/drm/drm_hashtab.h +++ b/include/drm/drm_hashtab.h @@ -45,14 +45,10 @@ struct drm_hash_item { }; struct drm_open_hash { - unsigned int size; - unsigned int order; - unsigned int fill; struct hlist_head *table; - int use_vmalloc; + u8 order; }; - extern int drm_ht_create(struct drm_open_hash *ht, unsigned int order); extern int drm_ht_insert_item(struct drm_open_hash *ht, struct drm_hash_item *item); extern int drm_ht_just_insert_please(struct drm_open_hash *ht, struct drm_hash_item *item, diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h index bf01531193d5..564b14aa7e16 100644 --- a/include/drm/drm_mm.h +++ b/include/drm/drm_mm.h @@ -42,33 +42,58 @@ #endif struct drm_mm_node { - struct list_head free_stack; struct list_head node_list; - unsigned free : 1; + struct list_head hole_stack; + unsigned hole_follows : 1; unsigned scanned_block : 1; unsigned scanned_prev_free : 1; unsigned scanned_next_free : 1; + unsigned scanned_preceeds_hole : 1; + unsigned allocated : 1; unsigned long start; unsigned long size; struct drm_mm *mm; }; struct drm_mm { - /* List of free memory blocks, most recently freed ordered. */ - struct list_head free_stack; - /* List of all memory nodes, ordered according to the (increasing) start - * address of the memory node. */ - struct list_head node_list; + /* List of all memory nodes that immediately precede a free hole. */ + struct list_head hole_stack; + /* head_node.node_list is the list of all memory nodes, ordered + * according to the (increasing) start address of the memory node. */ + struct drm_mm_node head_node; struct list_head unused_nodes; int num_unused; spinlock_t unused_lock; + unsigned int scan_check_range : 1; unsigned scan_alignment; unsigned long scan_size; unsigned long scan_hit_start; unsigned scan_hit_size; unsigned scanned_blocks; + unsigned long scan_start; + unsigned long scan_end; + struct drm_mm_node *prev_scanned_node; }; +static inline bool drm_mm_node_allocated(struct drm_mm_node *node) +{ + return node->allocated; +} + +static inline bool drm_mm_initialized(struct drm_mm *mm) +{ + return mm->hole_stack.next; +} +#define drm_mm_for_each_node(entry, mm) list_for_each_entry(entry, \ + &(mm)->head_node.node_list, \ + node_list) +#define drm_mm_for_each_scanned_node_reverse(entry, n, mm) \ + for (entry = (mm)->prev_scanned_node, \ + next = entry ? list_entry(entry->node_list.next, \ + struct drm_mm_node, node_list) : NULL; \ + entry != NULL; entry = next, \ + next = entry ? list_entry(entry->node_list.next, \ + struct drm_mm_node, node_list) : NULL) \ /* * Basic range manager support (drm_mm.c) */ @@ -115,7 +140,15 @@ static inline struct drm_mm_node *drm_mm_get_block_atomic_range( return drm_mm_get_block_range_generic(parent, size, alignment, start, end, 1); } +extern int drm_mm_insert_node(struct drm_mm *mm, struct drm_mm_node *node, + unsigned long size, unsigned alignment); +extern int drm_mm_insert_node_in_range(struct drm_mm *mm, + struct drm_mm_node *node, + unsigned long size, unsigned alignment, + unsigned long start, unsigned long end); extern void drm_mm_put_block(struct drm_mm_node *cur); +extern void drm_mm_remove_node(struct drm_mm_node *node); +extern void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new); extern struct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm, unsigned long size, unsigned alignment, @@ -131,11 +164,6 @@ extern int drm_mm_init(struct drm_mm *mm, unsigned long start, unsigned long size); extern void drm_mm_takedown(struct drm_mm *mm); extern int drm_mm_clean(struct drm_mm *mm); -extern unsigned long drm_mm_tail_space(struct drm_mm *mm); -extern int drm_mm_remove_space_from_tail(struct drm_mm *mm, - unsigned long size); -extern int drm_mm_add_space_to_tail(struct drm_mm *mm, - unsigned long size, int atomic); extern int drm_mm_pre_get(struct drm_mm *mm); static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block) @@ -145,6 +173,10 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block) void drm_mm_init_scan(struct drm_mm *mm, unsigned long size, unsigned alignment); +void drm_mm_init_scan_with_range(struct drm_mm *mm, unsigned long size, + unsigned alignment, + unsigned long start, + unsigned long end); int drm_mm_scan_add_block(struct drm_mm_node *node); int drm_mm_scan_remove_block(struct drm_mm_node *node); diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h index 0fc7397c8f1f..c4961ea50a49 100644 --- a/include/drm/drm_mode.h +++ b/include/drm/drm_mode.h @@ -277,7 +277,7 @@ struct drm_mode_mode_cmd { #define DRM_MODE_CURSOR_MOVE (1<<1) /* - * depending on the value in flags diffrent members are used. + * depending on the value in flags different members are used. * * CURSOR_BO uses * crtc @@ -344,4 +344,33 @@ struct drm_mode_crtc_page_flip { __u64 user_data; }; +/* create a dumb scanout buffer */ +struct drm_mode_create_dumb { + uint32_t height; + uint32_t width; + uint32_t bpp; + uint32_t flags; + /* handle, pitch, size will be returned */ + uint32_t handle; + uint32_t pitch; + uint64_t size; +}; + +/* set up for mmap of a dumb scanout buffer */ +struct drm_mode_map_dumb { + /** Handle for the object being mapped. */ + __u32 handle; + __u32 pad; + /** + * Fake offset to use for subsequent mmap call + * + * This is a fixed-size type for 32/64 compatibility. + */ + __u64 offset; +}; + +struct drm_mode_destroy_dumb { + uint32_t handle; +}; + #endif diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 883c1d439899..f04b2a3b0f49 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -28,7 +28,6 @@ {0x1002, 0x4156, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV350}, \ {0x1002, 0x4237, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS200|RADEON_IS_IGP}, \ {0x1002, 0x4242, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \ - {0x1002, 0x4243, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R200}, \ {0x1002, 0x4336, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS100|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \ {0x1002, 0x4337, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS200|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \ {0x1002, 0x4437, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS200|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \ @@ -142,6 +141,58 @@ {0x1002, 0x5e4c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5e4d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5e4f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6700, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6701, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6702, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6703, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6704, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6705, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6706, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6707, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6708, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6709, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6718, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6719, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x671c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x671d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x671f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAYMAN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6720, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6721, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6722, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6723, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6724, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6725, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6726, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6727, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6728, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6729, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6738, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6739, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x673e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_BARTS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6740, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6741, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6742, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6743, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6744, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6745, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6746, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6747, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6748, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6749, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6750, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6758, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6759, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6760, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6761, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6762, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6763, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6764, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6765, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6766, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6767, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6768, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6770, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6779, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6880, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6888, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6889, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ @@ -150,6 +201,7 @@ {0x1002, 0x688D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6898, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6899, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x689b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x689c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HEMLOCK|RADEON_NEW_MEMMAP}, \ {0x1002, 0x689d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_HEMLOCK|RADEON_NEW_MEMMAP}, \ {0x1002, 0x689e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \ @@ -160,7 +212,9 @@ {0x1002, 0x68b0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68b8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68b9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x68ba, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68be, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x68bf, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_JUNIPER|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_REDWOOD|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68c1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_REDWOOD|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68c7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_REDWOOD|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ @@ -419,6 +473,12 @@ {0x1002, 0x9713, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9714, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9715, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9803, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9804, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9805, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9807, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0, 0, 0} #define r128_PCI_IDS \ diff --git a/include/drm/drm_usb.h b/include/drm/drm_usb.h new file mode 100644 index 000000000000..33506c11da8b --- /dev/null +++ b/include/drm/drm_usb.h @@ -0,0 +1,15 @@ +#ifndef DRM_USB_H +#define DRM_USB_H + +#include <drmP.h> + +#include <linux/usb.h> + +extern int drm_usb_init(struct drm_driver *driver, struct usb_driver *udriver); +extern void drm_usb_exit(struct drm_driver *driver, struct usb_driver *udriver); + +int drm_get_usb_dev(struct usb_interface *interface, + const struct usb_device_id *id, + struct drm_driver *driver); + +#endif diff --git a/include/drm/i830_drm.h b/include/drm/i830_drm.h deleted file mode 100644 index 61315c29b8f3..000000000000 --- a/include/drm/i830_drm.h +++ /dev/null @@ -1,342 +0,0 @@ -#ifndef _I830_DRM_H_ -#define _I830_DRM_H_ - -/* WARNING: These defines must be the same as what the Xserver uses. - * if you change them, you must change the defines in the Xserver. - * - * KW: Actually, you can't ever change them because doing so would - * break backwards compatibility. - */ - -#ifndef _I830_DEFINES_ -#define _I830_DEFINES_ - -#define I830_DMA_BUF_ORDER 12 -#define I830_DMA_BUF_SZ (1<<I830_DMA_BUF_ORDER) -#define I830_DMA_BUF_NR 256 -#define I830_NR_SAREA_CLIPRECTS 8 - -/* Each region is a minimum of 64k, and there are at most 64 of them. - */ -#define I830_NR_TEX_REGIONS 64 -#define I830_LOG_MIN_TEX_REGION_SIZE 16 - -/* KW: These aren't correct but someone set them to two and then - * released the module. Now we can't change them as doing so would - * break backwards compatibility. - */ -#define I830_TEXTURE_COUNT 2 -#define I830_TEXBLEND_COUNT I830_TEXTURE_COUNT - -#define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */ - -#define I830_UPLOAD_CTX 0x1 -#define I830_UPLOAD_BUFFERS 0x2 -#define I830_UPLOAD_CLIPRECTS 0x4 -#define I830_UPLOAD_TEX0_IMAGE 0x100 /* handled clientside */ -#define I830_UPLOAD_TEX0_CUBE 0x200 /* handled clientside */ -#define I830_UPLOAD_TEX1_IMAGE 0x400 /* handled clientside */ -#define I830_UPLOAD_TEX1_CUBE 0x800 /* handled clientside */ -#define I830_UPLOAD_TEX2_IMAGE 0x1000 /* handled clientside */ -#define I830_UPLOAD_TEX2_CUBE 0x2000 /* handled clientside */ -#define I830_UPLOAD_TEX3_IMAGE 0x4000 /* handled clientside */ -#define I830_UPLOAD_TEX3_CUBE 0x8000 /* handled clientside */ -#define I830_UPLOAD_TEX_N_IMAGE(n) (0x100 << (n * 2)) -#define I830_UPLOAD_TEX_N_CUBE(n) (0x200 << (n * 2)) -#define I830_UPLOAD_TEXIMAGE_MASK 0xff00 -#define I830_UPLOAD_TEX0 0x10000 -#define I830_UPLOAD_TEX1 0x20000 -#define I830_UPLOAD_TEX2 0x40000 -#define I830_UPLOAD_TEX3 0x80000 -#define I830_UPLOAD_TEX_N(n) (0x10000 << (n)) -#define I830_UPLOAD_TEX_MASK 0xf0000 -#define I830_UPLOAD_TEXBLEND0 0x100000 -#define I830_UPLOAD_TEXBLEND1 0x200000 -#define I830_UPLOAD_TEXBLEND2 0x400000 -#define I830_UPLOAD_TEXBLEND3 0x800000 -#define I830_UPLOAD_TEXBLEND_N(n) (0x100000 << (n)) -#define I830_UPLOAD_TEXBLEND_MASK 0xf00000 -#define I830_UPLOAD_TEX_PALETTE_N(n) (0x1000000 << (n)) -#define I830_UPLOAD_TEX_PALETTE_SHARED 0x4000000 -#define I830_UPLOAD_STIPPLE 0x8000000 - -/* Indices into buf.Setup where various bits of state are mirrored per - * context and per buffer. These can be fired at the card as a unit, - * or in a piecewise fashion as required. - */ - -/* Destbuffer state - * - backbuffer linear offset and pitch -- invarient in the current dri - * - zbuffer linear offset and pitch -- also invarient - * - drawing origin in back and depth buffers. - * - * Keep the depth/back buffer state here to accommodate private buffers - * in the future. - */ - -#define I830_DESTREG_CBUFADDR 0 -#define I830_DESTREG_DBUFADDR 1 -#define I830_DESTREG_DV0 2 -#define I830_DESTREG_DV1 3 -#define I830_DESTREG_SENABLE 4 -#define I830_DESTREG_SR0 5 -#define I830_DESTREG_SR1 6 -#define I830_DESTREG_SR2 7 -#define I830_DESTREG_DR0 8 -#define I830_DESTREG_DR1 9 -#define I830_DESTREG_DR2 10 -#define I830_DESTREG_DR3 11 -#define I830_DESTREG_DR4 12 -#define I830_DEST_SETUP_SIZE 13 - -/* Context state - */ -#define I830_CTXREG_STATE1 0 -#define I830_CTXREG_STATE2 1 -#define I830_CTXREG_STATE3 2 -#define I830_CTXREG_STATE4 3 -#define I830_CTXREG_STATE5 4 -#define I830_CTXREG_IALPHAB 5 -#define I830_CTXREG_STENCILTST 6 -#define I830_CTXREG_ENABLES_1 7 -#define I830_CTXREG_ENABLES_2 8 -#define I830_CTXREG_AA 9 -#define I830_CTXREG_FOGCOLOR 10 -#define I830_CTXREG_BLENDCOLR0 11 -#define I830_CTXREG_BLENDCOLR 12 /* Dword 1 of 2 dword command */ -#define I830_CTXREG_VF 13 -#define I830_CTXREG_VF2 14 -#define I830_CTXREG_MCSB0 15 -#define I830_CTXREG_MCSB1 16 -#define I830_CTX_SETUP_SIZE 17 - -/* 1.3: Stipple state - */ -#define I830_STPREG_ST0 0 -#define I830_STPREG_ST1 1 -#define I830_STP_SETUP_SIZE 2 - -/* Texture state (per tex unit) - */ - -#define I830_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (6 dwords) */ -#define I830_TEXREG_MI1 1 -#define I830_TEXREG_MI2 2 -#define I830_TEXREG_MI3 3 -#define I830_TEXREG_MI4 4 -#define I830_TEXREG_MI5 5 -#define I830_TEXREG_MF 6 /* GFX_OP_MAP_FILTER */ -#define I830_TEXREG_MLC 7 /* GFX_OP_MAP_LOD_CTL */ -#define I830_TEXREG_MLL 8 /* GFX_OP_MAP_LOD_LIMITS */ -#define I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS */ -#define I830_TEX_SETUP_SIZE 10 - -#define I830_TEXREG_TM0LI 0 /* load immediate 2 texture map n */ -#define I830_TEXREG_TM0S0 1 -#define I830_TEXREG_TM0S1 2 -#define I830_TEXREG_TM0S2 3 -#define I830_TEXREG_TM0S3 4 -#define I830_TEXREG_TM0S4 5 -#define I830_TEXREG_NOP0 6 /* noop */ -#define I830_TEXREG_NOP1 7 /* noop */ -#define I830_TEXREG_NOP2 8 /* noop */ -#define __I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS -- shared */ -#define __I830_TEX_SETUP_SIZE 10 - -#define I830_FRONT 0x1 -#define I830_BACK 0x2 -#define I830_DEPTH 0x4 - -#endif /* _I830_DEFINES_ */ - -typedef struct _drm_i830_init { - enum { - I830_INIT_DMA = 0x01, - I830_CLEANUP_DMA = 0x02 - } func; - unsigned int mmio_offset; - unsigned int buffers_offset; - int sarea_priv_offset; - unsigned int ring_start; - unsigned int ring_end; - unsigned int ring_size; - unsigned int front_offset; - unsigned int back_offset; - unsigned int depth_offset; - unsigned int w; - unsigned int h; - unsigned int pitch; - unsigned int pitch_bits; - unsigned int back_pitch; - unsigned int depth_pitch; - unsigned int cpp; -} drm_i830_init_t; - -/* Warning: If you change the SAREA structure you must change the Xserver - * structure as well */ - -typedef struct _drm_i830_tex_region { - unsigned char next, prev; /* indices to form a circular LRU */ - unsigned char in_use; /* owned by a client, or free? */ - int age; /* tracked by clients to update local LRU's */ -} drm_i830_tex_region_t; - -typedef struct _drm_i830_sarea { - unsigned int ContextState[I830_CTX_SETUP_SIZE]; - unsigned int BufferState[I830_DEST_SETUP_SIZE]; - unsigned int TexState[I830_TEXTURE_COUNT][I830_TEX_SETUP_SIZE]; - unsigned int TexBlendState[I830_TEXBLEND_COUNT][I830_TEXBLEND_SIZE]; - unsigned int TexBlendStateWordsUsed[I830_TEXBLEND_COUNT]; - unsigned int Palette[2][256]; - unsigned int dirty; - - unsigned int nbox; - struct drm_clip_rect boxes[I830_NR_SAREA_CLIPRECTS]; - - /* Maintain an LRU of contiguous regions of texture space. If - * you think you own a region of texture memory, and it has an - * age different to the one you set, then you are mistaken and - * it has been stolen by another client. If global texAge - * hasn't changed, there is no need to walk the list. - * - * These regions can be used as a proxy for the fine-grained - * texture information of other clients - by maintaining them - * in the same lru which is used to age their own textures, - * clients have an approximate lru for the whole of global - * texture space, and can make informed decisions as to which - * areas to kick out. There is no need to choose whether to - * kick out your own texture or someone else's - simply eject - * them all in LRU order. - */ - - drm_i830_tex_region_t texList[I830_NR_TEX_REGIONS + 1]; - /* Last elt is sentinal */ - int texAge; /* last time texture was uploaded */ - int last_enqueue; /* last time a buffer was enqueued */ - int last_dispatch; /* age of the most recently dispatched buffer */ - int last_quiescent; /* */ - int ctxOwner; /* last context to upload state */ - - int vertex_prim; - - int pf_enabled; /* is pageflipping allowed? */ - int pf_active; - int pf_current_page; /* which buffer is being displayed? */ - - int perf_boxes; /* performance boxes to be displayed */ - - /* Here's the state for texunits 2,3: - */ - unsigned int TexState2[I830_TEX_SETUP_SIZE]; - unsigned int TexBlendState2[I830_TEXBLEND_SIZE]; - unsigned int TexBlendStateWordsUsed2; - - unsigned int TexState3[I830_TEX_SETUP_SIZE]; - unsigned int TexBlendState3[I830_TEXBLEND_SIZE]; - unsigned int TexBlendStateWordsUsed3; - - unsigned int StippleState[I830_STP_SETUP_SIZE]; -} drm_i830_sarea_t; - -/* Flags for perf_boxes - */ -#define I830_BOX_RING_EMPTY 0x1 /* populated by kernel */ -#define I830_BOX_FLIP 0x2 /* populated by kernel */ -#define I830_BOX_WAIT 0x4 /* populated by kernel & client */ -#define I830_BOX_TEXTURE_LOAD 0x8 /* populated by kernel */ -#define I830_BOX_LOST_CONTEXT 0x10 /* populated by client */ - -/* I830 specific ioctls - * The device specific ioctl range is 0x40 to 0x79. - */ -#define DRM_I830_INIT 0x00 -#define DRM_I830_VERTEX 0x01 -#define DRM_I830_CLEAR 0x02 -#define DRM_I830_FLUSH 0x03 -#define DRM_I830_GETAGE 0x04 -#define DRM_I830_GETBUF 0x05 -#define DRM_I830_SWAP 0x06 -#define DRM_I830_COPY 0x07 -#define DRM_I830_DOCOPY 0x08 -#define DRM_I830_FLIP 0x09 -#define DRM_I830_IRQ_EMIT 0x0a -#define DRM_I830_IRQ_WAIT 0x0b -#define DRM_I830_GETPARAM 0x0c -#define DRM_I830_SETPARAM 0x0d - -#define DRM_IOCTL_I830_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I830_INIT, drm_i830_init_t) -#define DRM_IOCTL_I830_VERTEX DRM_IOW( DRM_COMMAND_BASE + DRM_I830_VERTEX, drm_i830_vertex_t) -#define DRM_IOCTL_I830_CLEAR DRM_IOW( DRM_COMMAND_BASE + DRM_I830_CLEAR, drm_i830_clear_t) -#define DRM_IOCTL_I830_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I830_FLUSH) -#define DRM_IOCTL_I830_GETAGE DRM_IO ( DRM_COMMAND_BASE + DRM_I830_GETAGE) -#define DRM_IOCTL_I830_GETBUF DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_GETBUF, drm_i830_dma_t) -#define DRM_IOCTL_I830_SWAP DRM_IO ( DRM_COMMAND_BASE + DRM_I830_SWAP) -#define DRM_IOCTL_I830_COPY DRM_IOW( DRM_COMMAND_BASE + DRM_I830_COPY, drm_i830_copy_t) -#define DRM_IOCTL_I830_DOCOPY DRM_IO ( DRM_COMMAND_BASE + DRM_I830_DOCOPY) -#define DRM_IOCTL_I830_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I830_FLIP) -#define DRM_IOCTL_I830_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_IRQ_EMIT, drm_i830_irq_emit_t) -#define DRM_IOCTL_I830_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I830_IRQ_WAIT, drm_i830_irq_wait_t) -#define DRM_IOCTL_I830_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_GETPARAM, drm_i830_getparam_t) -#define DRM_IOCTL_I830_SETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_SETPARAM, drm_i830_setparam_t) - -typedef struct _drm_i830_clear { - int clear_color; - int clear_depth; - int flags; - unsigned int clear_colormask; - unsigned int clear_depthmask; -} drm_i830_clear_t; - -/* These may be placeholders if we have more cliprects than - * I830_NR_SAREA_CLIPRECTS. In that case, the client sets discard to - * false, indicating that the buffer will be dispatched again with a - * new set of cliprects. - */ -typedef struct _drm_i830_vertex { - int idx; /* buffer index */ - int used; /* nr bytes in use */ - int discard; /* client is finished with the buffer? */ -} drm_i830_vertex_t; - -typedef struct _drm_i830_copy_t { - int idx; /* buffer index */ - int used; /* nr bytes in use */ - void __user *address; /* Address to copy from */ -} drm_i830_copy_t; - -typedef struct drm_i830_dma { - void __user *virtual; - int request_idx; - int request_size; - int granted; -} drm_i830_dma_t; - -/* 1.3: Userspace can request & wait on irq's: - */ -typedef struct drm_i830_irq_emit { - int __user *irq_seq; -} drm_i830_irq_emit_t; - -typedef struct drm_i830_irq_wait { - int irq_seq; -} drm_i830_irq_wait_t; - -/* 1.3: New ioctl to query kernel params: - */ -#define I830_PARAM_IRQ_ACTIVE 1 - -typedef struct drm_i830_getparam { - int param; - int __user *value; -} drm_i830_getparam_t; - -/* 1.3: New ioctl to set kernel params: - */ -#define I830_SETPARAM_USE_MI_BATCHBUFFER_START 1 - -typedef struct drm_i830_setparam { - int param; - int value; -} drm_i830_setparam_t; - -#endif /* _I830_DRM_H_ */ diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h index e41c74facb6a..c4d6dbfa3ff4 100644 --- a/include/drm/i915_drm.h +++ b/include/drm/i915_drm.h @@ -286,6 +286,11 @@ typedef struct drm_i915_irq_wait { #define I915_PARAM_HAS_PAGEFLIPPING 8 #define I915_PARAM_HAS_EXECBUF2 9 #define I915_PARAM_HAS_BSD 10 +#define I915_PARAM_HAS_BLT 11 +#define I915_PARAM_HAS_RELAXED_FENCING 12 +#define I915_PARAM_HAS_COHERENT_RINGS 13 +#define I915_PARAM_HAS_EXEC_CONSTANTS 14 +#define I915_PARAM_HAS_RELAXED_DELTA 15 typedef struct drm_i915_getparam { int param; @@ -627,8 +632,22 @@ struct drm_i915_gem_execbuffer2 { __u32 num_cliprects; /** This is a struct drm_clip_rect *cliprects */ __u64 cliprects_ptr; +#define I915_EXEC_RING_MASK (7<<0) +#define I915_EXEC_DEFAULT (0<<0) #define I915_EXEC_RENDER (1<<0) -#define I915_EXEC_BSD (1<<1) +#define I915_EXEC_BSD (2<<0) +#define I915_EXEC_BLT (3<<0) + +/* Used for switching the constants addressing mode on gen4+ RENDER ring. + * Gen6+ only supports relative addressing to dynamic state (default) and + * absolute addressing. + * + * These flags are ignored for the BSD and BLT rings. + */ +#define I915_EXEC_CONSTANTS_MASK (3<<6) +#define I915_EXEC_CONSTANTS_REL_GENERAL (0<<6) /* default */ +#define I915_EXEC_CONSTANTS_ABSOLUTE (1<<6) +#define I915_EXEC_CONSTANTS_REL_SURFACE (2<<6) /* gen4/5 only */ __u64 flags; __u64 rsvd1; __u64 rsvd2; diff --git a/include/drm/intel-gtt.h b/include/drm/intel-gtt.h new file mode 100644 index 000000000000..9e343c0998b4 --- /dev/null +++ b/include/drm/intel-gtt.h @@ -0,0 +1,41 @@ +/* Common header for intel-gtt.ko and i915.ko */ + +#ifndef _DRM_INTEL_GTT_H +#define _DRM_INTEL_GTT_H + +const struct intel_gtt { + /* Size of memory reserved for graphics by the BIOS */ + unsigned int stolen_size; + /* Total number of gtt entries. */ + unsigned int gtt_total_entries; + /* Part of the gtt that is mappable by the cpu, for those chips where + * this is not the full gtt. */ + unsigned int gtt_mappable_entries; + /* Whether i915 needs to use the dmar apis or not. */ + unsigned int needs_dmar : 1; +} *intel_gtt_get(void); + +void intel_gtt_chipset_flush(void); +void intel_gtt_unmap_memory(struct scatterlist *sg_list, int num_sg); +void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries); +int intel_gtt_map_memory(struct page **pages, unsigned int num_entries, + struct scatterlist **sg_list, int *num_sg); +void intel_gtt_insert_sg_entries(struct scatterlist *sg_list, + unsigned int sg_len, + unsigned int pg_start, + unsigned int flags); +void intel_gtt_insert_pages(unsigned int first_entry, unsigned int num_entries, + struct page **pages, unsigned int flags); + +/* Special gtt memory types */ +#define AGP_DCACHE_MEMORY 1 +#define AGP_PHYS_MEMORY 2 + +/* New caching attributes for gen6/sandybridge */ +#define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2) +#define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4) + +/* flag for GFDT type */ +#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) + +#endif diff --git a/include/drm/mga_drm.h b/include/drm/mga_drm.h index c16097f99be0..fca817009e13 100644 --- a/include/drm/mga_drm.h +++ b/include/drm/mga_drm.h @@ -107,7 +107,7 @@ */ #define MGA_NR_SAREA_CLIPRECTS 8 -/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 +/* 2 heaps (1 for card, 1 for agp), each divided into up to 128 * regions, subject to a minimum region size of (1<<16) == 64k. * * Clients may subdivide regions internally, but when sharing between diff --git a/include/drm/nouveau_drm.h b/include/drm/nouveau_drm.h index 01a714119506..5edd3a76fffa 100644 --- a/include/drm/nouveau_drm.h +++ b/include/drm/nouveau_drm.h @@ -71,15 +71,14 @@ struct drm_nouveau_gpuobj_free { #define NOUVEAU_GETPARAM_PCI_VENDOR 3 #define NOUVEAU_GETPARAM_PCI_DEVICE 4 #define NOUVEAU_GETPARAM_BUS_TYPE 5 -#define NOUVEAU_GETPARAM_FB_PHYSICAL 6 -#define NOUVEAU_GETPARAM_AGP_PHYSICAL 7 #define NOUVEAU_GETPARAM_FB_SIZE 8 #define NOUVEAU_GETPARAM_AGP_SIZE 9 -#define NOUVEAU_GETPARAM_PCI_PHYSICAL 10 #define NOUVEAU_GETPARAM_CHIPSET_ID 11 #define NOUVEAU_GETPARAM_VM_VRAM_BASE 12 #define NOUVEAU_GETPARAM_GRAPH_UNITS 13 #define NOUVEAU_GETPARAM_PTIMER_TIME 14 +#define NOUVEAU_GETPARAM_HAS_BO_USAGE 15 +#define NOUVEAU_GETPARAM_HAS_PAGEFLIP 16 struct drm_nouveau_getparam { uint64_t param; uint64_t value; @@ -95,6 +94,13 @@ struct drm_nouveau_setparam { #define NOUVEAU_GEM_DOMAIN_GART (1 << 2) #define NOUVEAU_GEM_DOMAIN_MAPPABLE (1 << 3) +#define NOUVEAU_GEM_TILE_COMP 0x00030000 /* nv50-only */ +#define NOUVEAU_GEM_TILE_LAYOUT_MASK 0x0000ff00 +#define NOUVEAU_GEM_TILE_16BPP 0x00000001 +#define NOUVEAU_GEM_TILE_32BPP 0x00000002 +#define NOUVEAU_GEM_TILE_ZETA 0x00000004 +#define NOUVEAU_GEM_TILE_NONCONTIG 0x00000008 + struct drm_nouveau_gem_info { uint32_t handle; uint32_t domain; @@ -164,7 +170,6 @@ struct drm_nouveau_gem_pushbuf { }; #define NOUVEAU_GEM_CPU_PREP_NOWAIT 0x00000001 -#define NOUVEAU_GEM_CPU_PREP_NOBLOCK 0x00000002 #define NOUVEAU_GEM_CPU_PREP_WRITE 0x00000004 struct drm_nouveau_gem_cpu_prep { uint32_t handle; diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h index 10f8b53bdd40..787f7b6fd622 100644 --- a/include/drm/radeon_drm.h +++ b/include/drm/radeon_drm.h @@ -641,7 +641,7 @@ typedef struct drm_radeon_vertex2 { } drm_radeon_vertex2_t; /* v1.3 - obsoletes drm_radeon_vertex2 - * - allows arbitarily large cliprect list + * - allows arbitrarily large cliprect list * - allows updating of tcl packet, vector and scalar state * - allows memory-efficient description of state updates * - allows state to be emitted without a primitive @@ -906,6 +906,11 @@ struct drm_radeon_cs { #define RADEON_INFO_ACCEL_WORKING2 0x05 #define RADEON_INFO_TILING_CONFIG 0x06 #define RADEON_INFO_WANT_HYPERZ 0x07 +#define RADEON_INFO_WANT_CMASK 0x08 /* get access to CMASK on r300 */ +#define RADEON_INFO_CLOCK_CRYSTAL_FREQ 0x09 /* clock crystal frequency */ +#define RADEON_INFO_NUM_BACKENDS 0x0a /* DB/backends for r600+ - need for OQ */ +#define RADEON_INFO_NUM_TILE_PIPES 0x0b /* tile pipes for r600+ */ +#define RADEON_INFO_FUSION_GART_WORKING 0x0c /* fusion writes to GTT were broken before this */ struct drm_radeon_info { uint32_t request; diff --git a/include/drm/savage_drm.h b/include/drm/savage_drm.h index 4863cf6bf96f..818d49be2e6e 100644 --- a/include/drm/savage_drm.h +++ b/include/drm/savage_drm.h @@ -29,7 +29,7 @@ #ifndef __SAVAGE_SAREA_DEFINES__ #define __SAVAGE_SAREA_DEFINES__ -/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 +/* 2 heaps (1 for card, 1 for agp), each divided into up to 128 * regions, subject to a minimum region size of (1<<16) == 64k. * * Clients may subdivide regions internally, but when sharing between diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index 2040e6c4f172..62a0e4c4ceee 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -50,10 +50,10 @@ struct drm_mm_node; * * @fpfn: first valid page frame number to put the object * @lpfn: last valid page frame number to put the object - * @num_placement: number of prefered placements - * @placement: prefered placements - * @num_busy_placement: number of prefered placements when need to evict buffer - * @busy_placement: prefered placements when need to evict buffer + * @num_placement: number of preferred placements + * @placement: preferred placements + * @num_busy_placement: number of preferred placements when need to evict buffer + * @busy_placement: preferred placements when need to evict buffer * * Structure indicating the placement you request for an object. */ @@ -74,6 +74,8 @@ struct ttm_placement { * @is_iomem: is this io memory ? * @size: size in byte * @offset: offset from the base address + * @io_reserved_vm: The VM system has a refcount in @io_reserved_count + * @io_reserved_count: Refcounting the numbers of callers to ttm_mem_io_reserve * * Structure indicating the bus placement of an object. */ @@ -83,7 +85,8 @@ struct ttm_bus_placement { unsigned long size; unsigned long offset; bool is_iomem; - bool io_reserved; + bool io_reserved_vm; + uint64_t io_reserved_count; }; @@ -102,7 +105,8 @@ struct ttm_bus_placement { */ struct ttm_mem_reg { - struct drm_mm_node *mm_node; + void *mm_node; + unsigned long start; unsigned long size; unsigned long num_pages; uint32_t page_alignment; @@ -153,11 +157,10 @@ struct ttm_tt; * keeps one refcount. When this refcount reaches zero, * the object is destroyed. * @event_queue: Queue for processes waiting on buffer object status change. - * @lock: spinlock protecting mostly synchronization members. * @mem: structure describing current placement. - * @persistant_swap_storage: Usually the swap storage is deleted for buffers + * @persistent_swap_storage: Usually the swap storage is deleted for buffers * pinned in physical memory. If this behaviour is not desired, this member - * holds a pointer to a persistant shmem object. + * holds a pointer to a persistent shmem object. * @ttm: TTM structure holding system pages. * @evicted: Whether the object was evicted without user-space knowing. * @cpu_writes: For synchronization. Number of cpu writers. @@ -212,14 +215,13 @@ struct ttm_buffer_object { struct kref kref; struct kref list_kref; wait_queue_head_t event_queue; - spinlock_t lock; /** * Members protected by the bo::reserved lock. */ struct ttm_mem_reg mem; - struct file *persistant_swap_storage; + struct file *persistent_swap_storage; struct ttm_tt *ttm; bool evicted; @@ -236,6 +238,7 @@ struct ttm_buffer_object { struct list_head lru; struct list_head ddestroy; struct list_head swap; + struct list_head io_reserve_lru; uint32_t val_seq; bool seq_valid; @@ -247,10 +250,10 @@ struct ttm_buffer_object { atomic_t reserved; /** - * Members protected by the bo::lock + * Members protected by struct buffer_object_device::fence_lock * In addition, setting sync_obj to anything else * than NULL requires bo::reserved to be held. This allows for - * checking NULL while reserved but not holding bo::lock. + * checking NULL while reserved but not holding the mentioned lock. */ void *sync_obj_arg; @@ -363,6 +366,44 @@ extern int ttm_bo_validate(struct ttm_buffer_object *bo, */ extern void ttm_bo_unref(struct ttm_buffer_object **bo); + +/** + * ttm_bo_list_ref_sub + * + * @bo: The buffer object. + * @count: The number of references with which to decrease @bo::list_kref; + * @never_free: The refcount should not reach zero with this operation. + * + * Release @count lru list references to this buffer object. + */ +extern void ttm_bo_list_ref_sub(struct ttm_buffer_object *bo, int count, + bool never_free); + +/** + * ttm_bo_add_to_lru + * + * @bo: The buffer object. + * + * Add this bo to the relevant mem type lru and, if it's backed by + * system pages (ttms) to the swap list. + * This function must be called with struct ttm_bo_global::lru_lock held, and + * is typically called immediately prior to unreserving a bo. + */ +extern void ttm_bo_add_to_lru(struct ttm_buffer_object *bo); + +/** + * ttm_bo_del_from_lru + * + * @bo: The buffer object. + * + * Remove this bo from all lru lists used to lookup and reserve an object. + * This function must be called with struct ttm_bo_global::lru_lock held, + * and is usually called just immediately after the bo has been reserved to + * avoid recursive reservation from lru lists. + */ +extern int ttm_bo_del_from_lru(struct ttm_buffer_object *bo); + + /** * ttm_bo_lock_delayed_workqueue * @@ -418,9 +459,9 @@ extern void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo); * user buffer object. * @interruptible: If needing to sleep to wait for GPU resources, * sleep interruptible. - * @persistant_swap_storage: Usually the swap storage is deleted for buffers + * @persistent_swap_storage: Usually the swap storage is deleted for buffers * pinned in physical memory. If this behaviour is not desired, this member - * holds a pointer to a persistant shmem object. Typically, this would + * holds a pointer to a persistent shmem object. Typically, this would * point to the shmem object backing a GEM object if TTM is used to back a * GEM user interface. * @acc_size: Accounted size for this object. @@ -431,6 +472,10 @@ extern void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo); * together with the @destroy function, * enables driver-specific objects derived from a ttm_buffer_object. * On successful return, the object kref and list_kref are set to 1. + * If a failure occurs, the function will call the @destroy function, or + * kfree() if @destroy is NULL. Thus, after a failure, dereferencing @bo is + * illegal and will likely cause memory corruption. + * * Returns * -ENOMEM: Out of memory. * -EINVAL: Invalid placement flags. @@ -445,7 +490,7 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev, uint32_t page_alignment, unsigned long buffer_start, bool interrubtible, - struct file *persistant_swap_storage, + struct file *persistent_swap_storage, size_t acc_size, void (*destroy) (struct ttm_buffer_object *)); /** @@ -461,9 +506,9 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev, * user buffer object. * @interruptible: If needing to sleep while waiting for GPU resources, * sleep interruptible. - * @persistant_swap_storage: Usually the swap storage is deleted for buffers + * @persistent_swap_storage: Usually the swap storage is deleted for buffers * pinned in physical memory. If this behaviour is not desired, this member - * holds a pointer to a persistant shmem object. Typically, this would + * holds a pointer to a persistent shmem object. Typically, this would * point to the shmem object backing a GEM object if TTM is used to back a * GEM user interface. * @p_bo: On successful completion *p_bo points to the created object. @@ -483,7 +528,7 @@ extern int ttm_bo_create(struct ttm_bo_device *bdev, uint32_t page_alignment, unsigned long buffer_start, bool interruptible, - struct file *persistant_swap_storage, + struct file *persistent_swap_storage, struct ttm_buffer_object **p_bo); /** diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index b87504235f18..09af2d746d1c 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -50,13 +50,15 @@ struct ttm_backend_func { * @pages: Array of pointers to ttm pages. * @dummy_read_page: Page to be used instead of NULL pages in the * array @pages. + * @dma_addrs: Array of DMA (bus) address of the ttm pages. * * Populate the backend with ttm pages. Depending on the backend, * it may or may not copy the @pages array. */ int (*populate) (struct ttm_backend *backend, unsigned long num_pages, struct page **pages, - struct page *dummy_read_page); + struct page *dummy_read_page, + dma_addr_t *dma_addrs); /** * struct ttm_backend_func member clear * @@ -120,7 +122,7 @@ struct ttm_backend { #define TTM_PAGE_FLAG_USER_DIRTY (1 << 2) #define TTM_PAGE_FLAG_WRITE (1 << 3) #define TTM_PAGE_FLAG_SWAPPED (1 << 4) -#define TTM_PAGE_FLAG_PERSISTANT_SWAP (1 << 5) +#define TTM_PAGE_FLAG_PERSISTENT_SWAP (1 << 5) #define TTM_PAGE_FLAG_ZERO_ALLOC (1 << 6) #define TTM_PAGE_FLAG_DMA32 (1 << 7) @@ -149,6 +151,7 @@ enum ttm_caching_state { * @swap_storage: Pointer to shmem struct file for swap storage. * @caching_state: The current caching state of the pages. * @state: The current binding state of the pages. + * @dma_address: The DMA (bus) addresses of the pages (if TTM_PAGE_FLAG_DMA32) * * This is a structure holding the pages, caching- and aperture binding * status for a buffer object that isn't backed by fixed (VRAM / AGP) @@ -173,12 +176,97 @@ struct ttm_tt { tt_unbound, tt_unpopulated, } state; + dma_addr_t *dma_address; }; #define TTM_MEMTYPE_FLAG_FIXED (1 << 0) /* Fixed (on-card) PCI memory */ #define TTM_MEMTYPE_FLAG_MAPPABLE (1 << 1) /* Memory mappable */ #define TTM_MEMTYPE_FLAG_CMA (1 << 3) /* Can't map aperture */ +struct ttm_mem_type_manager; + +struct ttm_mem_type_manager_func { + /** + * struct ttm_mem_type_manager member init + * + * @man: Pointer to a memory type manager. + * @p_size: Implementation dependent, but typically the size of the + * range to be managed in pages. + * + * Called to initialize a private range manager. The function is + * expected to initialize the man::priv member. + * Returns 0 on success, negative error code on failure. + */ + int (*init)(struct ttm_mem_type_manager *man, unsigned long p_size); + + /** + * struct ttm_mem_type_manager member takedown + * + * @man: Pointer to a memory type manager. + * + * Called to undo the setup done in init. All allocated resources + * should be freed. + */ + int (*takedown)(struct ttm_mem_type_manager *man); + + /** + * struct ttm_mem_type_manager member get_node + * + * @man: Pointer to a memory type manager. + * @bo: Pointer to the buffer object we're allocating space for. + * @placement: Placement details. + * @mem: Pointer to a struct ttm_mem_reg to be filled in. + * + * This function should allocate space in the memory type managed + * by @man. Placement details if + * applicable are given by @placement. If successful, + * @mem::mm_node should be set to a non-null value, and + * @mem::start should be set to a value identifying the beginning + * of the range allocated, and the function should return zero. + * If the memory region accommodate the buffer object, @mem::mm_node + * should be set to NULL, and the function should return 0. + * If a system error occurred, preventing the request to be fulfilled, + * the function should return a negative error code. + * + * Note that @mem::mm_node will only be dereferenced by + * struct ttm_mem_type_manager functions and optionally by the driver, + * which has knowledge of the underlying type. + * + * This function may not be called from within atomic context, so + * an implementation can and must use either a mutex or a spinlock to + * protect any data structures managing the space. + */ + int (*get_node)(struct ttm_mem_type_manager *man, + struct ttm_buffer_object *bo, + struct ttm_placement *placement, + struct ttm_mem_reg *mem); + + /** + * struct ttm_mem_type_manager member put_node + * + * @man: Pointer to a memory type manager. + * @mem: Pointer to a struct ttm_mem_reg to be filled in. + * + * This function frees memory type resources previously allocated + * and that are identified by @mem::mm_node and @mem::start. May not + * be called from within atomic context. + */ + void (*put_node)(struct ttm_mem_type_manager *man, + struct ttm_mem_reg *mem); + + /** + * struct ttm_mem_type_manager member debug + * + * @man: Pointer to a memory type manager. + * @prefix: Prefix to be used in printout to identify the caller. + * + * This function is called to print out the state of the memory + * type manager to aid debugging of out-of-memory conditions. + * It may not be called from within atomic context. + */ + void (*debug)(struct ttm_mem_type_manager *man, const char *prefix); +}; + /** * struct ttm_mem_type_manager * @@ -193,17 +281,24 @@ struct ttm_tt { * as defined in ttm_placement_common.h * @default_caching: The default caching policy used for a buffer object * placed in this memory type if the user doesn't provide one. - * @manager: The range manager used for this memory type. FIXME: If the aperture - * has a page size different from the underlying system, the granularity - * of this manager should take care of this. But the range allocating code - * in ttm_bo.c needs to be modified for this. + * @func: structure pointer implementing the range manager. See above + * @priv: Driver private closure for @func. + * @io_reserve_mutex: Mutex optionally protecting shared io_reserve structures + * @use_io_reserve_lru: Use an lru list to try to unreserve io_mem_regions + * reserved by the TTM vm system. + * @io_reserve_lru: Optional lru list for unreserving io mem regions. + * @io_reserve_fastpath: Only use bdev::driver::io_mem_reserve to obtain + * static information. bdev::driver::io_mem_free is never used. * @lru: The lru list for this memory type. * * This structure is used to identify and manage memory types for a device. * It's set up by the ttm_bo_driver::init_mem_type method. */ + + struct ttm_mem_type_manager { + struct ttm_bo_device *bdev; /* * No protection. Constant from start. @@ -216,14 +311,22 @@ struct ttm_mem_type_manager { uint64_t size; uint32_t available_caching; uint32_t default_caching; + const struct ttm_mem_type_manager_func *func; + void *priv; + struct mutex io_reserve_mutex; + bool use_io_reserve_lru; + bool io_reserve_fastpath; + + /* + * Protected by @io_reserve_mutex: + */ + + struct list_head io_reserve_lru; /* - * Protected by the bdev->lru_lock. - * TODO: Consider one lru_lock per ttm_mem_type_manager. - * Plays ill with list removal, though. + * Protected by the global->lru_lock. */ - struct drm_mm manager; struct list_head lru; }; @@ -426,9 +529,12 @@ struct ttm_bo_global { * * @driver: Pointer to a struct ttm_bo_driver struct setup by the driver. * @man: An array of mem_type_managers. + * @fence_lock: Protects the synchronizing members on *all* bos belonging + * to this device. * @addr_space_mm: Range manager for the device address space. * lru_lock: Spinlock that protects the buffer+device lru lists and * ddestroy lists. + * @val_seq: Current validation sequence. * @nice_mode: Try nicely to wait for buffer idle when cleaning a manager. * If a GPU lockup has been detected, this is forced to 0. * @dev_mapping: A pointer to the struct address_space representing the @@ -447,6 +553,7 @@ struct ttm_bo_device { struct ttm_bo_driver *driver; rwlock_t vm_lock; struct ttm_mem_type_manager man[TTM_NUM_MEM_TYPES]; + spinlock_t fence_lock; /* * Protected by the vm lock. */ @@ -457,6 +564,7 @@ struct ttm_bo_device { * Protected by the global:lru lock. */ struct list_head ddestroy; + uint32_t val_seq; /* * Protected by load / firstopen / lastclose /unload sync. @@ -606,7 +714,7 @@ extern void ttm_tt_cache_flush(struct page *pages[], unsigned long num_pages); */ extern int ttm_tt_set_placement_caching(struct ttm_tt *ttm, uint32_t placement); extern int ttm_tt_swapout(struct ttm_tt *ttm, - struct file *persistant_swap_storage); + struct file *persistent_swap_storage); /* * ttm_bo.c @@ -649,6 +757,12 @@ extern int ttm_bo_mem_space(struct ttm_buffer_object *bo, struct ttm_mem_reg *mem, bool interruptible, bool no_wait_reserve, bool no_wait_gpu); + +extern void ttm_bo_mem_put(struct ttm_buffer_object *bo, + struct ttm_mem_reg *mem); +extern void ttm_bo_mem_put_locked(struct ttm_buffer_object *bo, + struct ttm_mem_reg *mem); + /** * ttm_bo_wait_for_cpu * @@ -663,31 +777,6 @@ extern int ttm_bo_mem_space(struct ttm_buffer_object *bo, extern int ttm_bo_wait_cpu(struct ttm_buffer_object *bo, bool no_wait); -/** - * ttm_bo_pci_offset - Get the PCI offset for the buffer object memory. - * - * @bo Pointer to a struct ttm_buffer_object. - * @bus_base On return the base of the PCI region - * @bus_offset On return the byte offset into the PCI region - * @bus_size On return the byte size of the buffer object or zero if - * the buffer object memory is not accessible through a PCI region. - * - * Returns: - * -EINVAL if the buffer object is currently not mappable. - * 0 otherwise. - */ - -extern int ttm_bo_pci_offset(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem, - unsigned long *bus_base, - unsigned long *bus_offset, - unsigned long *bus_size); - -extern int ttm_mem_io_reserve(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem); -extern void ttm_mem_io_free(struct ttm_bo_device *bdev, - struct ttm_mem_reg *mem); - extern void ttm_bo_global_release(struct drm_global_reference *ref); extern int ttm_bo_global_init(struct drm_global_reference *ref); @@ -720,6 +809,22 @@ extern int ttm_bo_device_init(struct ttm_bo_device *bdev, extern void ttm_bo_unmap_virtual(struct ttm_buffer_object *bo); /** + * ttm_bo_unmap_virtual + * + * @bo: tear down the virtual mappings for this BO + * + * The caller must take ttm_mem_io_lock before calling this function. + */ +extern void ttm_bo_unmap_virtual_locked(struct ttm_buffer_object *bo); + +extern int ttm_mem_io_reserve_vm(struct ttm_buffer_object *bo); +extern void ttm_mem_io_free_vm(struct ttm_buffer_object *bo); +extern int ttm_mem_io_lock(struct ttm_mem_type_manager *man, + bool interruptible); +extern void ttm_mem_io_unlock(struct ttm_mem_type_manager *man); + + +/** * ttm_bo_reserve: * * @bo: A pointer to a struct ttm_buffer_object. @@ -736,7 +841,7 @@ extern void ttm_bo_unmap_virtual(struct ttm_buffer_object *bo); * different order, either by will or as a result of a buffer being evicted * to make room for a buffer already reserved. (Buffers are reserved before * they are evicted). The following algorithm prevents such deadlocks from - * occuring: + * occurring: * 1) Buffers are reserved with the lru spinlock held. Upon successful * reservation they are removed from the lru list. This stops a reserved buffer * from being evicted. However the lru spinlock is released between the time @@ -769,11 +874,44 @@ extern void ttm_bo_unmap_virtual(struct ttm_buffer_object *bo); * try again. (only if use_sequence == 1). * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by * a signal. Release all buffer reservations and return to user-space. + * -EBUSY: The function needed to sleep, but @no_wait was true + * -EDEADLK: Bo already reserved using @sequence. This error code will only + * be returned if @use_sequence is set to true. */ extern int ttm_bo_reserve(struct ttm_buffer_object *bo, bool interruptible, bool no_wait, bool use_sequence, uint32_t sequence); + +/** + * ttm_bo_reserve_locked: + * + * @bo: A pointer to a struct ttm_buffer_object. + * @interruptible: Sleep interruptible if waiting. + * @no_wait: Don't sleep while trying to reserve, rather return -EBUSY. + * @use_sequence: If @bo is already reserved, Only sleep waiting for + * it to become unreserved if @sequence < (@bo)->sequence. + * + * Must be called with struct ttm_bo_global::lru_lock held, + * and will not remove reserved buffers from the lru lists. + * The function may release the LRU spinlock if it needs to sleep. + * Otherwise identical to ttm_bo_reserve. + * + * Returns: + * -EAGAIN: The reservation may cause a deadlock. + * Release all buffer reservations, wait for @bo to become unreserved and + * try again. (only if use_sequence == 1). + * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by + * a signal. Release all buffer reservations and return to user-space. + * -EBUSY: The function needed to sleep, but @no_wait was true + * -EDEADLK: Bo already reserved using @sequence. This error code will only + * be returned if @use_sequence is set to true. + */ +extern int ttm_bo_reserve_locked(struct ttm_buffer_object *bo, + bool interruptible, + bool no_wait, bool use_sequence, + uint32_t sequence); + /** * ttm_bo_unreserve * @@ -784,6 +922,16 @@ extern int ttm_bo_reserve(struct ttm_buffer_object *bo, extern void ttm_bo_unreserve(struct ttm_buffer_object *bo); /** + * ttm_bo_unreserve_locked + * + * @bo: A pointer to a struct ttm_buffer_object. + * + * Unreserve a previous reservation of @bo. + * Needs to be called with struct ttm_bo_global::lru_lock held. + */ +extern void ttm_bo_unreserve_locked(struct ttm_buffer_object *bo); + +/** * ttm_bo_wait_unreserved * * @bo: A pointer to a struct ttm_buffer_object. @@ -891,6 +1039,8 @@ extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, */ extern pgprot_t ttm_io_prot(uint32_t caching_flags, pgprot_t tmp); +extern const struct ttm_mem_type_manager_func ttm_bo_manager_func; + #if (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE))) #define TTM_HAS_AGP #include <linux/agp_backend.h> diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h index cd2c475da9ea..26cc7f9ffa41 100644 --- a/include/drm/ttm/ttm_execbuf_util.h +++ b/include/drm/ttm/ttm_execbuf_util.h @@ -41,7 +41,10 @@ * @bo: refcounted buffer object pointer. * @new_sync_obj_arg: New sync_obj_arg for @bo, to be used once * adding a new sync object. - * @reservied: Indicates whether @bo has been reserved for validation. + * @reserved: Indicates whether @bo has been reserved for validation. + * @removed: Indicates whether @bo has been removed from lru lists. + * @put_count: Number of outstanding references on bo::list_kref. + * @old_sync_obj: Pointer to a sync object about to be unreferenced */ struct ttm_validate_buffer { @@ -49,6 +52,9 @@ struct ttm_validate_buffer { struct ttm_buffer_object *bo; void *new_sync_obj_arg; bool reserved; + bool removed; + int put_count; + void *old_sync_obj; }; /** @@ -66,7 +72,6 @@ extern void ttm_eu_backoff_reservation(struct list_head *list); * function ttm_eu_reserve_buffers * * @list: thread private list of ttm_validate_buffer structs. - * @val_seq: A unique sequence number. * * Tries to reserve bos pointed to by the list entries for validation. * If the function returns 0, all buffers are marked as "unfenced", @@ -88,7 +93,7 @@ extern void ttm_eu_backoff_reservation(struct list_head *list); * has failed. */ -extern int ttm_eu_reserve_buffers(struct list_head *list, uint32_t val_seq); +extern int ttm_eu_reserve_buffers(struct list_head *list); /** * function ttm_eu_fence_buffer_objects. diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h index 116821448c38..8062890f725e 100644 --- a/include/drm/ttm/ttm_page_alloc.h +++ b/include/drm/ttm/ttm_page_alloc.h @@ -36,11 +36,13 @@ * @flags: ttm flags for page allocation. * @cstate: ttm caching state for the page. * @count: number of pages to allocate. + * @dma_address: The DMA (bus) address of pages (if TTM_PAGE_FLAG_DMA32 set). */ int ttm_get_pages(struct list_head *pages, int flags, enum ttm_caching_state cstate, - unsigned count); + unsigned count, + dma_addr_t *dma_address); /** * Put linked list of pages to pool. * @@ -49,11 +51,13 @@ int ttm_get_pages(struct list_head *pages, * count. * @flags: ttm flags for page allocation. * @cstate: ttm caching state. + * @dma_address: The DMA (bus) address of pages (if TTM_PAGE_FLAG_DMA32 set). */ void ttm_put_pages(struct list_head *pages, unsigned page_count, int flags, - enum ttm_caching_state cstate); + enum ttm_caching_state cstate, + dma_addr_t *dma_address); /** * Initialize pool allocator. */ diff --git a/include/drm/vmwgfx_drm.h b/include/drm/vmwgfx_drm.h index 4d0842391edc..5c36432d9ce5 100644 --- a/include/drm/vmwgfx_drm.h +++ b/include/drm/vmwgfx_drm.h @@ -72,6 +72,7 @@ #define DRM_VMW_PARAM_FIFO_OFFSET 3 #define DRM_VMW_PARAM_HW_CAPS 4 #define DRM_VMW_PARAM_FIFO_CAPS 5 +#define DRM_VMW_PARAM_MAX_FB_SIZE 6 /** * struct drm_vmw_getparam_arg @@ -591,7 +592,7 @@ struct drm_vmw_stream_arg { /** * DRM_VMW_UPDATE_LAYOUT - Update layout * - * Updates the prefered modes and connection status for connectors. The + * Updates the preferred modes and connection status for connectors. The * command conisits of one drm_vmw_update_layout_arg pointing out a array * of num_outputs drm_vmw_rect's. */ diff --git a/include/keys/ceph-type.h b/include/keys/ceph-type.h new file mode 100644 index 000000000000..f69c4ac197a0 --- /dev/null +++ b/include/keys/ceph-type.h @@ -0,0 +1,8 @@ +#ifndef _KEYS_CEPH_TYPE_H +#define _KEYS_CEPH_TYPE_H + +#include <linux/key.h> + +extern struct key_type key_type_ceph; + +#endif diff --git a/include/keys/encrypted-type.h b/include/keys/encrypted-type.h new file mode 100644 index 000000000000..95855017a32b --- /dev/null +++ b/include/keys/encrypted-type.h @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2010 IBM Corporation + * Author: Mimi Zohar <zohar@us.ibm.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, version 2 of the License. + */ + +#ifndef _KEYS_ENCRYPTED_TYPE_H +#define _KEYS_ENCRYPTED_TYPE_H + +#include <linux/key.h> +#include <linux/rcupdate.h> + +struct encrypted_key_payload { + struct rcu_head rcu; + char *master_desc; /* datablob: master key name */ + char *datalen; /* datablob: decrypted key length */ + u8 *iv; /* datablob: iv */ + u8 *encrypted_data; /* datablob: encrypted data */ + unsigned short datablob_len; /* length of datablob */ + unsigned short decrypted_datalen; /* decrypted data length */ + u8 decrypted_data[0]; /* decrypted data + datablob + hmac */ +}; + +extern struct key_type key_type_encrypted; + +#endif /* _KEYS_ENCRYPTED_TYPE_H */ diff --git a/include/keys/rxrpc-type.h b/include/keys/rxrpc-type.h index 5cb86c307f5d..fc4875433817 100644 --- a/include/keys/rxrpc-type.h +++ b/include/keys/rxrpc-type.h @@ -99,7 +99,6 @@ struct rxrpc_key_token { * structure of raw payloads passed to add_key() or instantiate key */ struct rxrpc_key_data_v1 { - u32 kif_version; /* 1 */ u16 security_index; u16 ticket_length; u32 expiry; /* time_t */ diff --git a/include/keys/trusted-type.h b/include/keys/trusted-type.h new file mode 100644 index 000000000000..56f82e5c9975 --- /dev/null +++ b/include/keys/trusted-type.h @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2010 IBM Corporation + * Author: David Safford <safford@us.ibm.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, version 2 of the License. + */ + +#ifndef _KEYS_TRUSTED_TYPE_H +#define _KEYS_TRUSTED_TYPE_H + +#include <linux/key.h> +#include <linux/rcupdate.h> + +#define MIN_KEY_SIZE 32 +#define MAX_KEY_SIZE 128 +#define MAX_BLOB_SIZE 320 + +struct trusted_key_payload { + struct rcu_head rcu; + unsigned int key_len; + unsigned int blob_len; + unsigned char migratable; + unsigned char key[MAX_KEY_SIZE + 1]; + unsigned char blob[MAX_BLOB_SIZE]; +}; + +extern struct key_type key_type_trusted; + +#endif /* _KEYS_TRUSTED_TYPE_H */ diff --git a/include/linux/Kbuild b/include/linux/Kbuild index 831c4634162c..75cf611641e6 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -1,5 +1,6 @@ header-y += byteorder/ header-y += can/ +header-y += caif/ header-y += dvb/ header-y += hdlc/ header-y += isdn/ @@ -20,15 +21,18 @@ header-y += wimax/ objhdr-y += version.h ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/a.out.h \ - $(srctree)/include/asm-$(SRCARCH)/a.out.h),) + $(srctree)/include/asm-$(SRCARCH)/a.out.h \ + $(INSTALL_HDR_PATH)/include/asm-*/a.out.h),) header-y += a.out.h endif ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/kvm.h \ - $(srctree)/include/asm-$(SRCARCH)/kvm.h),) + $(srctree)/include/asm-$(SRCARCH)/kvm.h \ + $(INSTALL_HDR_PATH)/include/asm-*/kvm.h),) header-y += kvm.h endif ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/kvm_para.h \ - $(srctree)/include/asm-$(SRCARCH)/kvm_para.h),) + $(srctree)/include/asm-$(SRCARCH)/kvm_para.h \ + $(INSTALL_HDR_PATH)/include/asm-*/kvm_para.h),) header-y += kvm_para.h endif @@ -118,6 +122,7 @@ header-y += eventpoll.h header-y += ext2_fs.h header-y += fadvise.h header-y += falloc.h +header-y += fanotify.h header-y += fb.h header-y += fcntl.h header-y += fd.h @@ -154,6 +159,7 @@ header-y += icmpv6.h header-y += if.h header-y += if_addr.h header-y += if_addrlabel.h +header-y += if_alg.h header-y += if_arcnet.h header-y += if_arp.h header-y += if_bonding.h @@ -227,6 +233,7 @@ header-y += magic.h header-y += major.h header-y += map_to_7segment.h header-y += matroxfb.h +header-y += media.h header-y += mempolicy.h header-y += meye.h header-y += mii.h @@ -270,6 +277,7 @@ header-y += nfsacl.h header-y += nl80211.h header-y += nubus.h header-y += nvram.h +header-y += omap3isp.h header-y += omapfb.h header-y += oom.h header-y += param.h @@ -326,10 +334,6 @@ header-y += serio.h header-y += shm.h header-y += signal.h header-y += signalfd.h -header-y += smb.h -header-y += smb_fs.h -header-y += smb_mount.h -header-y += smbno.h header-y += snmp.h header-y += socket.h header-y += sockios.h @@ -368,11 +372,11 @@ header-y += unistd.h header-y += usbdevice_fs.h header-y += utime.h header-y += utsname.h +header-y += v4l2-mediabus.h +header-y += v4l2-subdev.h header-y += veth.h header-y += vhost.h -header-y += videodev.h header-y += videodev2.h -header-y += videotext.h header-y += virtio_9p.h header-y += virtio_balloon.h header-y += virtio_blk.h diff --git a/include/linux/acpi.h b/include/linux/acpi.h index c227757feb06..a2e910e01293 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -219,7 +219,7 @@ static inline int acpi_video_display_switch_support(void) extern int acpi_blacklisted(void); extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); -extern int acpi_osi_setup(char *str); +extern void acpi_osi_setup(char *str); #ifdef CONFIG_ACPI_NUMA int acpi_get_pxm(acpi_handle handle); @@ -245,8 +245,6 @@ int acpi_check_resource_conflict(const struct resource *res); int acpi_check_region(resource_size_t start, resource_size_t n, const char *name); -int acpi_check_mem_region(resource_size_t start, resource_size_t n, - const char *name); int acpi_resources_are_enforced(void); @@ -344,12 +342,6 @@ static inline int acpi_check_region(resource_size_t start, resource_size_t n, return 0; } -static inline int acpi_check_mem_region(resource_size_t start, - resource_size_t n, const char *name) -{ - return 0; -} - struct acpi_table_header; static inline int acpi_table_parse(char *id, int (*handler)(struct acpi_table_header *)) @@ -357,4 +349,14 @@ static inline int acpi_table_parse(char *id, return -1; } #endif /* !CONFIG_ACPI */ + +#ifdef CONFIG_ACPI_SLEEP +int suspend_nvs_register(unsigned long start, unsigned long size); +#else +static inline int suspend_nvs_register(unsigned long a, unsigned long b) +{ + return 0; +} +#endif + #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/acpi_io.h b/include/linux/acpi_io.h new file mode 100644 index 000000000000..4afd7102459d --- /dev/null +++ b/include/linux/acpi_io.h @@ -0,0 +1,15 @@ +#ifndef _ACPI_IO_H_ +#define _ACPI_IO_H_ + +#include <linux/io.h> +#include <acpi/acpi.h> + +static inline void __iomem *acpi_os_ioremap(acpi_physical_address phys, + acpi_size size) +{ + return ioremap_cache(phys, size); +} + +void __iomem *acpi_os_get_iomem(acpi_physical_address phys, unsigned int size); + +#endif diff --git a/include/linux/aer.h b/include/linux/aer.h index f7df1eefc107..8414de22a779 100644 --- a/include/linux/aer.h +++ b/include/linux/aer.h @@ -7,6 +7,28 @@ #ifndef _AER_H_ #define _AER_H_ +struct aer_header_log_regs { + unsigned int dw0; + unsigned int dw1; + unsigned int dw2; + unsigned int dw3; +}; + +struct aer_capability_regs { + u32 header; + u32 uncor_status; + u32 uncor_mask; + u32 uncor_severity; + u32 cor_status; + u32 cor_mask; + u32 cap_control; + struct aer_header_log_regs header_log; + u32 root_command; + u32 root_status; + u16 cor_err_source; + u16 uncor_err_source; +}; + #if defined(CONFIG_PCIEAER) /* pci-e port driver needs this function to enable aer */ extern int pci_enable_pcie_error_reporting(struct pci_dev *dev); @@ -27,5 +49,7 @@ static inline int pci_cleanup_aer_uncorrect_error_status(struct pci_dev *dev) } #endif +extern void cper_print_aer(const char *prefix, int cper_severity, + struct aer_capability_regs *aer); #endif //_AER_H_ diff --git a/include/linux/agp_backend.h b/include/linux/agp_backend.h index 09ea4a1e9505..eaf6cd75a1b1 100644 --- a/include/linux/agp_backend.h +++ b/include/linux/agp_backend.h @@ -102,10 +102,8 @@ extern struct agp_memory *agp_allocate_memory(struct agp_bridge_data *, size_t, extern int agp_copy_info(struct agp_bridge_data *, struct agp_kern_info *); extern int agp_bind_memory(struct agp_memory *, off_t); extern int agp_unbind_memory(struct agp_memory *); -extern int agp_rebind_memory(void); extern void agp_enable(struct agp_bridge_data *, u32); extern struct agp_bridge_data *agp_backend_acquire(struct pci_dev *); extern void agp_backend_release(struct agp_bridge_data *); -extern void agp_flush_chipset(struct agp_bridge_data *); #endif /* _AGP_BACKEND_H */ diff --git a/include/linux/alarmtimer.h b/include/linux/alarmtimer.h new file mode 100644 index 000000000000..c5d6095b46f8 --- /dev/null +++ b/include/linux/alarmtimer.h @@ -0,0 +1,40 @@ +#ifndef _LINUX_ALARMTIMER_H +#define _LINUX_ALARMTIMER_H + +#include <linux/time.h> +#include <linux/hrtimer.h> +#include <linux/timerqueue.h> +#include <linux/rtc.h> + +enum alarmtimer_type { + ALARM_REALTIME, + ALARM_BOOTTIME, + + ALARM_NUMTYPE, +}; + +/** + * struct alarm - Alarm timer structure + * @node: timerqueue node for adding to the event list this value + * also includes the expiration time. + * @period: Period for recuring alarms + * @function: Function pointer to be executed when the timer fires. + * @type: Alarm type (BOOTTIME/REALTIME) + * @enabled: Flag that represents if the alarm is set to fire or not + * @data: Internal data value. + */ +struct alarm { + struct timerqueue_node node; + ktime_t period; + void (*function)(struct alarm *); + enum alarmtimer_type type; + bool enabled; + void *data; +}; + +void alarm_init(struct alarm *alarm, enum alarmtimer_type type, + void (*function)(struct alarm *)); +void alarm_start(struct alarm *alarm, ktime_t start, ktime_t period); +void alarm_cancel(struct alarm *alarm); + +#endif diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h index c6454cca0447..fcbbe71a3cc1 100644 --- a/include/linux/amba/bus.h +++ b/include/linux/amba/bus.h @@ -18,6 +18,7 @@ #include <linux/device.h> #include <linux/err.h> #include <linux/resource.h> +#include <linux/regulator/consumer.h> #define AMBA_NR_IRQS 2 #define AMBA_CID 0xb105f00d @@ -28,6 +29,7 @@ struct amba_device { struct device dev; struct resource res; struct clk *pclk; + struct regulator *vcore; u64 dma_mask; unsigned int periphid; unsigned int irq[AMBA_NR_IRQS]; @@ -41,12 +43,12 @@ struct amba_id { struct amba_driver { struct device_driver drv; - int (*probe)(struct amba_device *, struct amba_id *); + int (*probe)(struct amba_device *, const struct amba_id *); int (*remove)(struct amba_device *); void (*shutdown)(struct amba_device *); int (*suspend)(struct amba_device *, pm_message_t); int (*resume)(struct amba_device *); - struct amba_id *id_table; + const struct amba_id *id_table; }; enum amba_vendor { @@ -54,6 +56,10 @@ enum amba_vendor { AMBA_VENDOR_ST = 0x80, }; +extern struct bus_type amba_bustype; + +#define to_amba_device(d) container_of(d, struct amba_device, dev) + #define amba_get_drvdata(d) dev_get_drvdata(&d->dev) #define amba_set_drvdata(d,p) dev_set_drvdata(&d->dev, p) @@ -71,6 +77,12 @@ void amba_release_regions(struct amba_device *); #define amba_pclk_disable(d) \ do { if (!IS_ERR((d)->pclk)) clk_disable((d)->pclk); } while (0) +#define amba_vcore_enable(d) \ + (IS_ERR((d)->vcore) ? 0 : regulator_enable((d)->vcore)) + +#define amba_vcore_disable(d) \ + do { if (!IS_ERR((d)->vcore)) regulator_disable((d)->vcore); } while (0) + /* Some drivers don't use the struct amba_device */ #define AMBA_CONFIG_BITS(a) (((a) >> 24) & 0xff) #define AMBA_REV_BITS(a) (((a) >> 20) & 0x0f) diff --git a/include/linux/amba/clcd.h b/include/linux/amba/clcd.h index be33b3affc8a..e82e3ee2c54a 100644 --- a/include/linux/amba/clcd.h +++ b/include/linux/amba/clcd.h @@ -53,6 +53,7 @@ #define CNTL_LCDBPP8 (3 << 1) #define CNTL_LCDBPP16 (4 << 1) #define CNTL_LCDBPP16_565 (6 << 1) +#define CNTL_LCDBPP16_444 (7 << 1) #define CNTL_LCDBPP24 (5 << 1) #define CNTL_LCDBW (1 << 4) #define CNTL_LCDTFT (1 << 5) @@ -66,6 +67,32 @@ #define CNTL_LDMAFIFOTIME (1 << 15) #define CNTL_WATERMARK (1 << 16) +enum { + /* individual formats */ + CLCD_CAP_RGB444 = (1 << 0), + CLCD_CAP_RGB5551 = (1 << 1), + CLCD_CAP_RGB565 = (1 << 2), + CLCD_CAP_RGB888 = (1 << 3), + CLCD_CAP_BGR444 = (1 << 4), + CLCD_CAP_BGR5551 = (1 << 5), + CLCD_CAP_BGR565 = (1 << 6), + CLCD_CAP_BGR888 = (1 << 7), + + /* connection layouts */ + CLCD_CAP_444 = CLCD_CAP_RGB444 | CLCD_CAP_BGR444, + CLCD_CAP_5551 = CLCD_CAP_RGB5551 | CLCD_CAP_BGR5551, + CLCD_CAP_565 = CLCD_CAP_RGB565 | CLCD_CAP_BGR565, + CLCD_CAP_888 = CLCD_CAP_RGB888 | CLCD_CAP_BGR888, + + /* red/blue ordering */ + CLCD_CAP_RGB = CLCD_CAP_RGB444 | CLCD_CAP_RGB5551 | + CLCD_CAP_RGB565 | CLCD_CAP_RGB888, + CLCD_CAP_BGR = CLCD_CAP_BGR444 | CLCD_CAP_BGR5551 | + CLCD_CAP_BGR565 | CLCD_CAP_BGR888, + + CLCD_CAP_ALL = CLCD_CAP_BGR | CLCD_CAP_RGB, +}; + struct clcd_panel { struct fb_videomode mode; signed short width; /* width in mm */ @@ -73,6 +100,7 @@ struct clcd_panel { u32 tim2; u32 tim3; u32 cntl; + u32 caps; unsigned int bpp:8, fixedtimings:1, grayscale:1; @@ -97,13 +125,18 @@ struct clcd_board { const char *name; /* + * Optional. Hardware capability flags. + */ + u32 caps; + + /* * Optional. Check whether the var structure is acceptable * for this display. */ int (*check)(struct clcd_fb *fb, struct fb_var_screeninfo *var); /* - * Compulsary. Decode fb->fb.var into regs->*. In the case of + * Compulsory. Decode fb->fb.var into regs->*. In the case of * fixed timing, set regs->* to the register values required. */ void (*decode)(struct clcd_fb *fb, struct clcd_regs *regs); @@ -155,34 +188,35 @@ struct clcd_fb { static inline void clcdfb_decode(struct clcd_fb *fb, struct clcd_regs *regs) { + struct fb_var_screeninfo *var = &fb->fb.var; u32 val, cpl; /* * Program the CLCD controller registers and start the CLCD */ - val = ((fb->fb.var.xres / 16) - 1) << 2; - val |= (fb->fb.var.hsync_len - 1) << 8; - val |= (fb->fb.var.right_margin - 1) << 16; - val |= (fb->fb.var.left_margin - 1) << 24; + val = ((var->xres / 16) - 1) << 2; + val |= (var->hsync_len - 1) << 8; + val |= (var->right_margin - 1) << 16; + val |= (var->left_margin - 1) << 24; regs->tim0 = val; - val = fb->fb.var.yres; + val = var->yres; if (fb->panel->cntl & CNTL_LCDDUAL) val /= 2; val -= 1; - val |= (fb->fb.var.vsync_len - 1) << 10; - val |= fb->fb.var.lower_margin << 16; - val |= fb->fb.var.upper_margin << 24; + val |= (var->vsync_len - 1) << 10; + val |= var->lower_margin << 16; + val |= var->upper_margin << 24; regs->tim1 = val; val = fb->panel->tim2; - val |= fb->fb.var.sync & FB_SYNC_HOR_HIGH_ACT ? 0 : TIM2_IHS; - val |= fb->fb.var.sync & FB_SYNC_VERT_HIGH_ACT ? 0 : TIM2_IVS; + val |= var->sync & FB_SYNC_HOR_HIGH_ACT ? 0 : TIM2_IHS; + val |= var->sync & FB_SYNC_VERT_HIGH_ACT ? 0 : TIM2_IVS; - cpl = fb->fb.var.xres_virtual; + cpl = var->xres_virtual; if (fb->panel->cntl & CNTL_LCDTFT) /* TFT */ /* / 1 */; - else if (!fb->fb.var.grayscale) /* STN color */ + else if (!var->grayscale) /* STN color */ cpl = cpl * 8 / 3; else if (fb->panel->cntl & CNTL_LCDMONO8) /* STN monochrome, 8bit */ cpl /= 8; @@ -194,10 +228,22 @@ static inline void clcdfb_decode(struct clcd_fb *fb, struct clcd_regs *regs) regs->tim3 = fb->panel->tim3; val = fb->panel->cntl; - if (fb->fb.var.grayscale) + if (var->grayscale) val |= CNTL_LCDBW; - switch (fb->fb.var.bits_per_pixel) { + if (fb->panel->caps && fb->board->caps && + var->bits_per_pixel >= 16) { + /* + * if board and panel supply capabilities, we can support + * changing BGR/RGB depending on supplied parameters + */ + if (var->red.offset == 0) + val &= ~CNTL_BGR; + else + val |= CNTL_BGR; + } + + switch (var->bits_per_pixel) { case 1: val |= CNTL_LCDBPP1; break; @@ -212,15 +258,17 @@ static inline void clcdfb_decode(struct clcd_fb *fb, struct clcd_regs *regs) break; case 16: /* - * PL110 cannot choose between 5551 and 565 modes in - * its control register + * PL110 cannot choose between 5551 and 565 modes in its + * control register. It is possible to use 565 with + * custom external wiring. */ - if ((fb->dev->periphid & 0x000fffff) == 0x00041110) + if (amba_part(fb->dev) == 0x110 || + var->green.length == 5) val |= CNTL_LCDBPP16; - else if (fb->fb.var.green.length == 5) - val |= CNTL_LCDBPP16; - else + else if (var->green.length == 6) val |= CNTL_LCDBPP16_565; + else + val |= CNTL_LCDBPP16_444; break; case 32: val |= CNTL_LCDBPP24; @@ -228,7 +276,7 @@ static inline void clcdfb_decode(struct clcd_fb *fb, struct clcd_regs *regs) } regs->cntl = val; - regs->pixclock = fb->fb.var.pixclock; + regs->pixclock = var->pixclock; } static inline int clcdfb_check(struct clcd_fb *fb, struct fb_var_screeninfo *var) diff --git a/include/linux/amba/mmci.h b/include/linux/amba/mmci.h index f4ee9acc9721..21114810c7c0 100644 --- a/include/linux/amba/mmci.h +++ b/include/linux/amba/mmci.h @@ -6,6 +6,9 @@ #include <linux/mmc/host.h> +/* Just some dummy forwarding */ +struct dma_chan; + /** * struct mmci_platform_data - platform configuration for the MMCI * (also known as PL180) block. @@ -27,6 +30,17 @@ * @cd_invert: true if the gpio_cd pin value is active low * @capabilities: the capabilities of the block as implemented in * this platform, signify anything MMC_CAP_* from mmc/host.h + * @dma_filter: function used to select an appropriate RX and TX + * DMA channel to be used for DMA, if and only if you're deploying the + * generic DMA engine + * @dma_rx_param: parameter passed to the DMA allocation + * filter in order to select an appropriate RX channel. If + * there is a bidirectional RX+TX channel, then just specify + * this and leave dma_tx_param set to NULL + * @dma_tx_param: parameter passed to the DMA allocation + * filter in order to select an appropriate TX channel. If this + * is NULL the driver will attempt to use the RX channel as a + * bidirectional channel */ struct mmci_platform_data { unsigned int f_max; @@ -38,6 +52,9 @@ struct mmci_platform_data { int gpio_cd; bool cd_invert; unsigned long capabilities; + bool (*dma_filter)(struct dma_chan *chan, void *filter_param); + void *dma_rx_param; + void *dma_tx_param; }; #endif diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h new file mode 100644 index 000000000000..3111385b8ca7 --- /dev/null +++ b/include/linux/amba/pl08x.h @@ -0,0 +1,223 @@ +/* + * linux/amba/pl08x.h - ARM PrimeCell DMA Controller driver + * + * Copyright (C) 2005 ARM Ltd + * Copyright (C) 2010 ST-Ericsson SA + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * pl08x information required by platform code + * + * Please credit ARM.com + * Documentation: ARM DDI 0196D + */ + +#ifndef AMBA_PL08X_H +#define AMBA_PL08X_H + +/* We need sizes of structs from this header */ +#include <linux/dmaengine.h> +#include <linux/interrupt.h> + +struct pl08x_lli; +struct pl08x_driver_data; + +/* Bitmasks for selecting AHB ports for DMA transfers */ +enum { + PL08X_AHB1 = (1 << 0), + PL08X_AHB2 = (1 << 1) +}; + +/** + * struct pl08x_channel_data - data structure to pass info between + * platform and PL08x driver regarding channel configuration + * @bus_id: name of this device channel, not just a device name since + * devices may have more than one channel e.g. "foo_tx" + * @min_signal: the minimum DMA signal number to be muxed in for this + * channel (for platforms supporting muxed signals). If you have + * static assignments, make sure this is set to the assigned signal + * number, PL08x have 16 possible signals in number 0 thru 15 so + * when these are not enough they often get muxed (in hardware) + * disabling simultaneous use of the same channel for two devices. + * @max_signal: the maximum DMA signal number to be muxed in for + * the channel. Set to the same as min_signal for + * devices with static assignments + * @muxval: a number usually used to poke into some mux regiser to + * mux in the signal to this channel + * @cctl_opt: default options for the channel control register + * @addr: source/target address in physical memory for this DMA channel, + * can be the address of a FIFO register for burst requests for example. + * This can be left undefined if the PrimeCell API is used for configuring + * this. + * @circular_buffer: whether the buffer passed in is circular and + * shall simply be looped round round (like a record baby round + * round round round) + * @single: the device connected to this channel will request single DMA + * transfers, not bursts. (Bursts are default.) + * @periph_buses: the device connected to this channel is accessible via + * these buses (use PL08X_AHB1 | PL08X_AHB2). + */ +struct pl08x_channel_data { + char *bus_id; + int min_signal; + int max_signal; + u32 muxval; + u32 cctl; + dma_addr_t addr; + bool circular_buffer; + bool single; + u8 periph_buses; +}; + +/** + * Struct pl08x_bus_data - information of source or destination + * busses for a transfer + * @addr: current address + * @maxwidth: the maximum width of a transfer on this bus + * @buswidth: the width of this bus in bytes: 1, 2 or 4 + * @fill_bytes: bytes required to fill to the next bus memory boundary + */ +struct pl08x_bus_data { + dma_addr_t addr; + u8 maxwidth; + u8 buswidth; + size_t fill_bytes; +}; + +/** + * struct pl08x_phy_chan - holder for the physical channels + * @id: physical index to this channel + * @lock: a lock to use when altering an instance of this struct + * @signal: the physical signal (aka channel) serving this physical channel + * right now + * @serving: the virtual channel currently being served by this physical + * channel + */ +struct pl08x_phy_chan { + unsigned int id; + void __iomem *base; + spinlock_t lock; + int signal; + struct pl08x_dma_chan *serving; +}; + +/** + * struct pl08x_txd - wrapper for struct dma_async_tx_descriptor + * @llis_bus: DMA memory address (physical) start for the LLIs + * @llis_va: virtual memory address start for the LLIs + */ +struct pl08x_txd { + struct dma_async_tx_descriptor tx; + struct list_head node; + enum dma_data_direction direction; + dma_addr_t src_addr; + dma_addr_t dst_addr; + size_t len; + dma_addr_t llis_bus; + struct pl08x_lli *llis_va; + /* Default cctl value for LLIs */ + u32 cctl; + /* + * Settings to be put into the physical channel when we + * trigger this txd. Other registers are in llis_va[0]. + */ + u32 ccfg; +}; + +/** + * struct pl08x_dma_chan_state - holds the PL08x specific virtual channel + * states + * @PL08X_CHAN_IDLE: the channel is idle + * @PL08X_CHAN_RUNNING: the channel has allocated a physical transport + * channel and is running a transfer on it + * @PL08X_CHAN_PAUSED: the channel has allocated a physical transport + * channel, but the transfer is currently paused + * @PL08X_CHAN_WAITING: the channel is waiting for a physical transport + * channel to become available (only pertains to memcpy channels) + */ +enum pl08x_dma_chan_state { + PL08X_CHAN_IDLE, + PL08X_CHAN_RUNNING, + PL08X_CHAN_PAUSED, + PL08X_CHAN_WAITING, +}; + +/** + * struct pl08x_dma_chan - this structure wraps a DMA ENGINE channel + * @chan: wrappped abstract channel + * @phychan: the physical channel utilized by this channel, if there is one + * @phychan_hold: if non-zero, hold on to the physical channel even if we + * have no pending entries + * @tasklet: tasklet scheduled by the IRQ to handle actual work etc + * @name: name of channel + * @cd: channel platform data + * @runtime_addr: address for RX/TX according to the runtime config + * @runtime_direction: current direction of this channel according to + * runtime config + * @lc: last completed transaction on this channel + * @pend_list: queued transactions pending on this channel + * @at: active transaction on this channel + * @lock: a lock for this channel data + * @host: a pointer to the host (internal use) + * @state: whether the channel is idle, paused, running etc + * @slave: whether this channel is a device (slave) or for memcpy + * @waiting: a TX descriptor on this channel which is waiting for a physical + * channel to become available + */ +struct pl08x_dma_chan { + struct dma_chan chan; + struct pl08x_phy_chan *phychan; + int phychan_hold; + struct tasklet_struct tasklet; + char *name; + struct pl08x_channel_data *cd; + dma_addr_t runtime_addr; + enum dma_data_direction runtime_direction; + dma_cookie_t lc; + struct list_head pend_list; + struct pl08x_txd *at; + spinlock_t lock; + struct pl08x_driver_data *host; + enum pl08x_dma_chan_state state; + bool slave; + struct pl08x_txd *waiting; +}; + +/** + * struct pl08x_platform_data - the platform configuration for the PL08x + * PrimeCells. + * @slave_channels: the channels defined for the different devices on the + * platform, all inclusive, including multiplexed channels. The available + * physical channels will be multiplexed around these signals as they are + * requested, just enumerate all possible channels. + * @get_signal: request a physical signal to be used for a DMA transfer + * immediately: if there is some multiplexing or similar blocking the use + * of the channel the transfer can be denied by returning less than zero, + * else it returns the allocated signal number + * @put_signal: indicate to the platform that this physical signal is not + * running any DMA transfer and multiplexing can be recycled + * @lli_buses: buses which LLIs can be fetched from: PL08X_AHB1 | PL08X_AHB2 + * @mem_buses: buses which memory can be accessed from: PL08X_AHB1 | PL08X_AHB2 + */ +struct pl08x_platform_data { + struct pl08x_channel_data *slave_channels; + unsigned int num_slave_channels; + struct pl08x_channel_data memcpy_channel; + int (*get_signal)(struct pl08x_dma_chan *); + void (*put_signal)(struct pl08x_dma_chan *); + u8 lli_buses; + u8 mem_buses; +}; + +#ifdef CONFIG_AMBA_PL08X +bool pl08x_filter_id(struct dma_chan *chan, void *chan_id); +#else +static inline bool pl08x_filter_id(struct dma_chan *chan, void *chan_id) +{ + return false; +} +#endif + +#endif /* AMBA_PL08X_H */ diff --git a/include/linux/amba/serial.h b/include/linux/amba/serial.h index 6021588ba0a8..5479fdc849e9 100644 --- a/include/linux/amba/serial.h +++ b/include/linux/amba/serial.h @@ -113,6 +113,21 @@ #define UART01x_LCRH_PEN 0x02 #define UART01x_LCRH_BRK 0x01 +#define ST_UART011_DMAWM_RX_1 (0 << 3) +#define ST_UART011_DMAWM_RX_2 (1 << 3) +#define ST_UART011_DMAWM_RX_4 (2 << 3) +#define ST_UART011_DMAWM_RX_8 (3 << 3) +#define ST_UART011_DMAWM_RX_16 (4 << 3) +#define ST_UART011_DMAWM_RX_32 (5 << 3) +#define ST_UART011_DMAWM_RX_48 (6 << 3) +#define ST_UART011_DMAWM_TX_1 0 +#define ST_UART011_DMAWM_TX_2 1 +#define ST_UART011_DMAWM_TX_4 2 +#define ST_UART011_DMAWM_TX_8 3 +#define ST_UART011_DMAWM_TX_16 4 +#define ST_UART011_DMAWM_TX_32 5 +#define ST_UART011_DMAWM_TX_48 6 + #define UART010_IIR_RTIS 0x08 #define UART010_IIR_TIS 0x04 #define UART010_IIR_RIS 0x02 @@ -180,6 +195,13 @@ struct amba_device; /* in uncompress this is included but amba/bus.h is not */ struct amba_pl010_data { void (*set_mctrl)(struct amba_device *dev, void __iomem *base, unsigned int mctrl); }; + +struct dma_chan; +struct amba_pl011_data { + bool (*dma_filter)(struct dma_chan *chan, void *filter_param); + void *dma_rx_param; + void *dma_tx_param; +}; #endif #endif diff --git a/include/linux/ata.h b/include/linux/ata.h index 0c4929fa34d3..32df2b6ef0e0 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -89,6 +89,7 @@ enum { ATA_ID_SPG = 98, ATA_ID_LBA_CAPACITY_2 = 100, ATA_ID_SECTOR_SIZE = 106, + ATA_ID_WWN = 108, ATA_ID_LOGICAL_SECTOR_SIZE = 117, /* and 118 */ ATA_ID_LAST_LUN = 126, ATA_ID_DLF = 128, @@ -103,6 +104,7 @@ enum { ATA_ID_SERNO_LEN = 20, ATA_ID_FW_REV_LEN = 8, ATA_ID_PROD_LEN = 40, + ATA_ID_WWN_LEN = 8, ATA_PCI_CTL_OFS = 2, @@ -598,42 +600,42 @@ static inline bool ata_id_has_dipm(const u16 *id) } -static inline int ata_id_has_fua(const u16 *id) +static inline bool ata_id_has_fua(const u16 *id) { if ((id[ATA_ID_CFSSE] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_CFSSE] & (1 << 6); } -static inline int ata_id_has_flush(const u16 *id) +static inline bool ata_id_has_flush(const u16 *id) { if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_COMMAND_SET_2] & (1 << 12); } -static inline int ata_id_flush_enabled(const u16 *id) +static inline bool ata_id_flush_enabled(const u16 *id) { if (ata_id_has_flush(id) == 0) - return 0; + return false; if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_CFS_ENABLE_2] & (1 << 12); } -static inline int ata_id_has_flush_ext(const u16 *id) +static inline bool ata_id_has_flush_ext(const u16 *id) { if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_COMMAND_SET_2] & (1 << 13); } -static inline int ata_id_flush_ext_enabled(const u16 *id) +static inline bool ata_id_flush_ext_enabled(const u16 *id) { if (ata_id_has_flush_ext(id) == 0) - return 0; + return false; if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return 0; + return false; /* * some Maxtor disks have bit 13 defined incorrectly * so check bit 10 too @@ -686,64 +688,64 @@ static inline u16 ata_id_logical_sector_offset(const u16 *id, return 0; } -static inline int ata_id_has_lba48(const u16 *id) +static inline bool ata_id_has_lba48(const u16 *id) { if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) - return 0; + return false; if (!ata_id_u64(id, ATA_ID_LBA_CAPACITY_2)) - return 0; + return false; return id[ATA_ID_COMMAND_SET_2] & (1 << 10); } -static inline int ata_id_lba48_enabled(const u16 *id) +static inline bool ata_id_lba48_enabled(const u16 *id) { if (ata_id_has_lba48(id) == 0) - return 0; + return false; if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_CFS_ENABLE_2] & (1 << 10); } -static inline int ata_id_hpa_enabled(const u16 *id) +static inline bool ata_id_hpa_enabled(const u16 *id) { /* Yes children, word 83 valid bits cover word 82 data */ if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) - return 0; + return false; /* And 87 covers 85-87 */ if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return 0; + return false; /* Check command sets enabled as well as supported */ if ((id[ATA_ID_CFS_ENABLE_1] & (1 << 10)) == 0) - return 0; + return false; return id[ATA_ID_COMMAND_SET_1] & (1 << 10); } -static inline int ata_id_has_wcache(const u16 *id) +static inline bool ata_id_has_wcache(const u16 *id) { /* Yes children, word 83 valid bits cover word 82 data */ if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_COMMAND_SET_1] & (1 << 5); } -static inline int ata_id_has_pm(const u16 *id) +static inline bool ata_id_has_pm(const u16 *id) { if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_COMMAND_SET_1] & (1 << 3); } -static inline int ata_id_rahead_enabled(const u16 *id) +static inline bool ata_id_rahead_enabled(const u16 *id) { if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_CFS_ENABLE_1] & (1 << 6); } -static inline int ata_id_wcache_enabled(const u16 *id) +static inline bool ata_id_wcache_enabled(const u16 *id) { if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return 0; + return false; return id[ATA_ID_CFS_ENABLE_1] & (1 << 5); } @@ -773,7 +775,7 @@ static inline unsigned int ata_id_major_version(const u16 *id) return mver; } -static inline int ata_id_is_sata(const u16 *id) +static inline bool ata_id_is_sata(const u16 *id) { /* * See if word 93 is 0 AND drive is at least ATA-5 compatible @@ -782,37 +784,40 @@ static inline int ata_id_is_sata(const u16 *id) * 0x0000 and 0xffff along with the earlier ATA revisions... */ if (id[ATA_ID_HW_CONFIG] == 0 && (short)id[ATA_ID_MAJOR_VER] >= 0x0020) - return 1; - return 0; + return true; + return false; } -static inline int ata_id_has_tpm(const u16 *id) +static inline bool ata_id_has_tpm(const u16 *id) { /* The TPM bits are only valid on ATA8 */ if (ata_id_major_version(id) < 8) - return 0; + return false; if ((id[48] & 0xC000) != 0x4000) - return 0; + return false; return id[48] & (1 << 0); } -static inline int ata_id_has_dword_io(const u16 *id) +static inline bool ata_id_has_dword_io(const u16 *id) { /* ATA 8 reuses this flag for "trusted" computing */ if (ata_id_major_version(id) > 7) - return 0; - if (id[ATA_ID_DWORD_IO] & (1 << 0)) - return 1; - return 0; + return false; + return id[ATA_ID_DWORD_IO] & (1 << 0); } -static inline int ata_id_has_unload(const u16 *id) +static inline bool ata_id_has_unload(const u16 *id) { if (ata_id_major_version(id) >= 7 && (id[ATA_ID_CFSSE] & 0xC000) == 0x4000 && id[ATA_ID_CFSSE] & (1 << 13)) - return 1; - return 0; + return true; + return false; +} + +static inline bool ata_id_has_wwn(const u16 *id) +{ + return (id[ATA_ID_CSF_DEFAULT] & 0xC100) == 0x4100; } static inline int ata_id_form_factor(const u16 *id) @@ -843,25 +848,25 @@ static inline int ata_id_rotation_rate(const u16 *id) return val; } -static inline int ata_id_has_trim(const u16 *id) +static inline bool ata_id_has_trim(const u16 *id) { if (ata_id_major_version(id) >= 7 && (id[ATA_ID_DATA_SET_MGMT] & 1)) - return 1; - return 0; + return true; + return false; } -static inline int ata_id_has_zero_after_trim(const u16 *id) +static inline bool ata_id_has_zero_after_trim(const u16 *id) { /* DSM supported, deterministic read, and read zero after trim set */ if (ata_id_has_trim(id) && (id[ATA_ID_ADDITIONAL_SUPP] & 0x4020) == 0x4020) - return 1; + return true; - return 0; + return false; } -static inline int ata_id_current_chs_valid(const u16 *id) +static inline bool ata_id_current_chs_valid(const u16 *id) { /* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command has not been issued to the device then the values of @@ -873,11 +878,11 @@ static inline int ata_id_current_chs_valid(const u16 *id) id[ATA_ID_CUR_SECTORS]; /* sectors in current translation */ } -static inline int ata_id_is_cfa(const u16 *id) +static inline bool ata_id_is_cfa(const u16 *id) { if ((id[ATA_ID_CONFIG] == 0x848A) || /* Traditional CF */ (id[ATA_ID_CONFIG] == 0x844A)) /* Delkin Devices CF */ - return 1; + return true; /* * CF specs don't require specific value in the word 0 anymore and yet * they forbid to report the ATA version in the word 80 and require the @@ -886,44 +891,40 @@ static inline int ata_id_is_cfa(const u16 *id) * and while those that don't indicate CFA feature support need some * sort of quirk list, it seems impractical for the ones that do... */ - if ((id[ATA_ID_COMMAND_SET_2] & 0xC004) == 0x4004) - return 1; - return 0; + return (id[ATA_ID_COMMAND_SET_2] & 0xC004) == 0x4004; } -static inline int ata_id_is_ssd(const u16 *id) +static inline bool ata_id_is_ssd(const u16 *id) { return id[ATA_ID_ROT_SPEED] == 0x01; } -static inline int ata_id_pio_need_iordy(const u16 *id, const u8 pio) +static inline bool ata_id_pio_need_iordy(const u16 *id, const u8 pio) { /* CF spec. r4.1 Table 22 says no IORDY on PIO5 and PIO6. */ if (pio > 4 && ata_id_is_cfa(id)) - return 0; + return false; /* For PIO3 and higher it is mandatory. */ if (pio > 2) - return 1; + return true; /* Turn it on when possible. */ - if (ata_id_has_iordy(id)) - return 1; - return 0; + return ata_id_has_iordy(id); } -static inline int ata_drive_40wire(const u16 *dev_id) +static inline bool ata_drive_40wire(const u16 *dev_id) { if (ata_id_is_sata(dev_id)) - return 0; /* SATA */ + return false; /* SATA */ if ((dev_id[ATA_ID_HW_CONFIG] & 0xE000) == 0x6000) - return 0; /* 80 wire */ - return 1; + return false; /* 80 wire */ + return true; } -static inline int ata_drive_40wire_relaxed(const u16 *dev_id) +static inline bool ata_drive_40wire_relaxed(const u16 *dev_id) { if ((dev_id[ATA_ID_HW_CONFIG] & 0x2000) == 0x2000) - return 0; /* 80 wire */ - return 1; + return false; /* 80 wire */ + return true; } static inline int atapi_cdb_len(const u16 *dev_id) @@ -936,12 +937,12 @@ static inline int atapi_cdb_len(const u16 *dev_id) } } -static inline int atapi_command_packet_set(const u16 *dev_id) +static inline bool atapi_command_packet_set(const u16 *dev_id) { return (dev_id[ATA_ID_CONFIG] >> 8) & 0x1f; } -static inline int atapi_id_dmadir(const u16 *dev_id) +static inline bool atapi_id_dmadir(const u16 *dev_id) { return ata_id_major_version(dev_id) >= 7 && (dev_id[62] & 0x8000); } @@ -954,13 +955,13 @@ static inline int atapi_id_dmadir(const u16 *dev_id) * * It is called only once for each device. */ -static inline int ata_id_is_lba_capacity_ok(u16 *id) +static inline bool ata_id_is_lba_capacity_ok(u16 *id) { unsigned long lba_sects, chs_sects, head, tail; /* No non-LBA info .. so valid! */ if (id[ATA_ID_CYLS] == 0) - return 1; + return true; lba_sects = ata_id_u32(id, ATA_ID_LBA_CAPACITY); @@ -975,13 +976,13 @@ static inline int ata_id_is_lba_capacity_ok(u16 *id) id[ATA_ID_SECTORS] == 63 && (id[ATA_ID_HEADS] == 15 || id[ATA_ID_HEADS] == 16) && (lba_sects >= 16383 * 63 * id[ATA_ID_HEADS])) - return 1; + return true; chs_sects = id[ATA_ID_CYLS] * id[ATA_ID_HEADS] * id[ATA_ID_SECTORS]; /* perform a rough sanity check on lba_sects: within 10% is OK */ if (lba_sects - chs_sects < chs_sects/10) - return 1; + return true; /* some drives have the word order reversed */ head = (lba_sects >> 16) & 0xffff; @@ -990,10 +991,10 @@ static inline int ata_id_is_lba_capacity_ok(u16 *id) if (lba_sects - chs_sects < chs_sects/10) { *(__le32 *)&id[ATA_ID_LBA_CAPACITY] = __cpu_to_le32(lba_sects); - return 1; /* LBA capacity is (now) good */ + return true; /* LBA capacity is (now) good */ } - return 0; /* LBA capacity value may be bad */ + return false; /* LBA capacity value may be bad */ } static inline void ata_id_to_hd_driveid(u16 *id) @@ -1051,19 +1052,19 @@ static inline int is_multi_taskfile(struct ata_taskfile *tf) (tf->command == ATA_CMD_WRITE_MULTI_FUA_EXT); } -static inline int ata_ok(u8 status) +static inline bool ata_ok(u8 status) { return ((status & (ATA_BUSY | ATA_DRDY | ATA_DF | ATA_DRQ | ATA_ERR)) == ATA_DRDY); } -static inline int lba_28_ok(u64 block, u32 n_block) +static inline bool lba_28_ok(u64 block, u32 n_block) { /* check the ending block number: must be LESS THAN 0x0fffffff */ return ((block + n_block) < ((1 << 28) - 1)) && (n_block <= 256); } -static inline int lba_48_ok(u64 block, u32 n_block) +static inline bool lba_48_ok(u64 block, u32 n_block) { /* check the ending block number */ return ((block + n_block - 1) < ((u64)1 << 48)) && (n_block <= 65536); diff --git a/include/linux/ath9k_platform.h b/include/linux/ath9k_platform.h index b847fc7b93f9..60a7c49dcb49 100644 --- a/include/linux/ath9k_platform.h +++ b/include/linux/ath9k_platform.h @@ -23,6 +23,13 @@ struct ath9k_platform_data { u16 eeprom_data[ATH9K_PLAT_EEP_MAX_WORDS]; + u8 *macaddr; + + int led_pin; + u32 gpio_mask; + u32 gpio_val; + + bool is_clk_25mhz; }; #endif /* _LINUX_ATH9K_PLATFORM_H */ diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h index a8e4e832cdbb..381f4cec8260 100644 --- a/include/linux/atmdev.h +++ b/include/linux/atmdev.h @@ -427,8 +427,10 @@ extern rwlock_t vcc_sklist_lock; #define ATM_SKB(skb) (((struct atm_skb_data *) (skb)->cb)) -struct atm_dev *atm_dev_register(const char *type,const struct atmdev_ops *ops, - int number,unsigned long *flags); /* number == -1: pick first available */ +struct atm_dev *atm_dev_register(const char *type, struct device *parent, + const struct atmdev_ops *ops, + int number, /* -1 == pick first available */ + unsigned long *flags); struct atm_dev *atm_dev_lookup(int number); void atm_dev_deregister(struct atm_dev *dev); @@ -441,6 +443,7 @@ void atm_dev_signal_change(struct atm_dev *dev, char signal); void vcc_insert_socket(struct sock *sk); +void atm_dev_release_vccs(struct atm_dev *dev); /* * This is approximately the algorithm used by alloc_skb. diff --git a/include/linux/atomic.h b/include/linux/atomic.h new file mode 100644 index 000000000000..96c038e43d66 --- /dev/null +++ b/include/linux/atomic.h @@ -0,0 +1,37 @@ +#ifndef _LINUX_ATOMIC_H +#define _LINUX_ATOMIC_H +#include <asm/atomic.h> + +/** + * atomic_inc_not_zero_hint - increment if not null + * @v: pointer of type atomic_t + * @hint: probable value of the atomic before the increment + * + * This version of atomic_inc_not_zero() gives a hint of probable + * value of the atomic. This helps processor to not read the memory + * before doing the atomic read/modify/write cycle, lowering + * number of bus transactions on some arches. + * + * Returns: 0 if increment was not done, 1 otherwise. + */ +#ifndef atomic_inc_not_zero_hint +static inline int atomic_inc_not_zero_hint(atomic_t *v, int hint) +{ + int val, c = hint; + + /* sanity test, should be removed by compiler if hint is a constant */ + if (!hint) + return atomic_inc_not_zero(v); + + do { + val = atomic_cmpxchg(v, c, c + 1); + if (val == c) + return 1; + c = val; + } while (c); + + return 0; +} +#endif + +#endif /* _LINUX_ATOMIC_H */ diff --git a/include/linux/audit.h b/include/linux/audit.h index e24afabc548f..9d339eb27881 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -102,6 +102,9 @@ #define AUDIT_EOE 1320 /* End of multi-record event */ #define AUDIT_BPRM_FCAPS 1321 /* Information about fcaps increasing perms */ #define AUDIT_CAPSET 1322 /* Record showing argument to sys_capset */ +#define AUDIT_MMAP 1323 /* Record showing descriptor and flags in mmap */ +#define AUDIT_NETFILTER_PKT 1324 /* Packets traversing netfilter chains */ +#define AUDIT_NETFILTER_CFG 1325 /* Netfilter chain modifications */ #define AUDIT_AVC 1400 /* SE Linux avc denial or grant */ #define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */ @@ -371,6 +374,7 @@ struct audit_buffer; struct audit_context; struct inode; struct netlink_skb_parms; +struct path; struct linux_binprm; struct mq_attr; struct mqstat; @@ -478,6 +482,7 @@ extern int __audit_log_bprm_fcaps(struct linux_binprm *bprm, const struct cred *new, const struct cred *old); extern void __audit_log_capset(pid_t pid, const struct cred *new, const struct cred *old); +extern void __audit_mmap_fd(int fd, int flags); static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) { @@ -531,6 +536,12 @@ static inline void audit_log_capset(pid_t pid, const struct cred *new, __audit_log_capset(pid, new, old); } +static inline void audit_mmap_fd(int fd, int flags) +{ + if (unlikely(!audit_dummy_context())) + __audit_mmap_fd(fd, flags); +} + extern int audit_n_rules; extern int audit_signals; #else @@ -564,6 +575,7 @@ extern int audit_signals; #define audit_mq_getsetattr(d,s) ((void)0) #define audit_log_bprm_fcaps(b, ncr, ocr) ({ 0; }) #define audit_log_capset(pid, ncr, ocr) ((void)0) +#define audit_mmap_fd(fd, flags) ((void)0) #define audit_ptrace(t) ((void)0) #define audit_n_rules 0 #define audit_signals 0 diff --git a/include/linux/auto_fs4.h b/include/linux/auto_fs4.h index 8b49ac48a5b7..e02982fa2953 100644 --- a/include/linux/auto_fs4.h +++ b/include/linux/auto_fs4.h @@ -24,7 +24,7 @@ #define AUTOFS_MIN_PROTO_VERSION 3 #define AUTOFS_MAX_PROTO_VERSION 5 -#define AUTOFS_PROTO_SUBVERSION 1 +#define AUTOFS_PROTO_SUBVERSION 2 /* Mask for expire behaviour */ #define AUTOFS_EXP_IMMEDIATE 1 diff --git a/include/linux/average.h b/include/linux/average.h new file mode 100644 index 000000000000..c6028fd742c1 --- /dev/null +++ b/include/linux/average.h @@ -0,0 +1,30 @@ +#ifndef _LINUX_AVERAGE_H +#define _LINUX_AVERAGE_H + +/* Exponentially weighted moving average (EWMA) */ + +/* For more documentation see lib/average.c */ + +struct ewma { + unsigned long internal; + unsigned long factor; + unsigned long weight; +}; + +extern void ewma_init(struct ewma *avg, unsigned long factor, + unsigned long weight); + +extern struct ewma *ewma_add(struct ewma *avg, unsigned long val); + +/** + * ewma_read() - Get average value + * @avg: Average structure + * + * Returns the average value held in @avg. + */ +static inline unsigned long ewma_read(const struct ewma *avg) +{ + return avg->internal >> avg->factor; +} + +#endif /* _LINUX_AVERAGE_H */ diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index 35b00746c712..96f4094b706d 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -66,8 +66,6 @@ struct backing_dev_info { unsigned int capabilities; /* Device capabilities */ congested_fn *congested_fn; /* Function pointer if device is md/dm */ void *congested_data; /* Pointer to aux data for congested func */ - void (*unplug_io_fn)(struct backing_dev_info *, struct page *); - void *unplug_io_data; char *name; @@ -111,6 +109,7 @@ void bdi_wakeup_thread_delayed(struct backing_dev_info *bdi); extern spinlock_t bdi_lock; extern struct list_head bdi_list; +extern struct list_head bdi_pending_list; static inline int wb_has_dirty_io(struct bdi_writeback *wb) { @@ -250,7 +249,6 @@ int bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ratio); extern struct backing_dev_info default_backing_dev_info; extern struct backing_dev_info noop_backing_dev_info; -void default_unplug_io_fn(struct backing_dev_info *bdi, struct page *page); int writeback_in_progress(struct backing_dev_info *bdi); @@ -285,7 +283,7 @@ enum { void clear_bdi_congested(struct backing_dev_info *bdi, int sync); void set_bdi_congested(struct backing_dev_info *bdi, int sync); long congestion_wait(int sync, long timeout); - +long wait_iff_congested(struct zone *zone, int sync, long timeout); static inline bool bdi_cap_writeback_dirty(struct backing_dev_info *bdi) { @@ -335,17 +333,4 @@ static inline int bdi_sched_wait(void *word) return 0; } -static inline void blk_run_backing_dev(struct backing_dev_info *bdi, - struct page *page) -{ - if (bdi && bdi->unplug_io_fn) - bdi->unplug_io_fn(bdi, page); -} - -static inline void blk_run_address_space(struct address_space *mapping) -{ - if (mapping) - blk_run_backing_dev(mapping->backing_dev_info, NULL); -} - #endif /* _LINUX_BACKING_DEV_H */ diff --git a/include/linux/backlight.h b/include/linux/backlight.h index 4a3d52e545e1..5ffc6dda4675 100644 --- a/include/linux/backlight.h +++ b/include/linux/backlight.h @@ -32,6 +32,13 @@ enum backlight_update_reason { BACKLIGHT_UPDATE_SYSFS, }; +enum backlight_type { + BACKLIGHT_RAW = 1, + BACKLIGHT_PLATFORM, + BACKLIGHT_FIRMWARE, + BACKLIGHT_TYPE_MAX, +}; + struct backlight_device; struct fb_info; @@ -62,6 +69,8 @@ struct backlight_properties { /* FB Blanking active? (values as for power) */ /* Due to be removed, please use (state & BL_CORE_FBBLANK) */ int fb_blank; + /* Backlight type */ + enum backlight_type type; /* Flags used to signal drivers of state changes */ /* Upper 4 bits are reserved for driver internal use */ unsigned int state; diff --git a/include/linux/basic_mmio_gpio.h b/include/linux/basic_mmio_gpio.h new file mode 100644 index 000000000000..198087a16fc4 --- /dev/null +++ b/include/linux/basic_mmio_gpio.h @@ -0,0 +1,20 @@ +/* + * Basic memory-mapped GPIO controllers. + * + * Copyright 2008 MontaVista Software, Inc. + * Copyright 2008,2010 Anton Vorontsov <cbouatmailru@gmail.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __BASIC_MMIO_GPIO_H +#define __BASIC_MMIO_GPIO_H + +struct bgpio_pdata { + int base; +}; + +#endif /* __BASIC_MMIO_GPIO_H */ diff --git a/include/linux/bch.h b/include/linux/bch.h new file mode 100644 index 000000000000..295b4ef153bb --- /dev/null +++ b/include/linux/bch.h @@ -0,0 +1,79 @@ +/* + * Generic binary BCH encoding/decoding library + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 51 + * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Copyright © 2011 Parrot S.A. + * + * Author: Ivan Djelic <ivan.djelic@parrot.com> + * + * Description: + * + * This library provides runtime configurable encoding/decoding of binary + * Bose-Chaudhuri-Hocquenghem (BCH) codes. +*/ +#ifndef _BCH_H +#define _BCH_H + +#include <linux/types.h> + +/** + * struct bch_control - BCH control structure + * @m: Galois field order + * @n: maximum codeword size in bits (= 2^m-1) + * @t: error correction capability in bits + * @ecc_bits: ecc exact size in bits, i.e. generator polynomial degree (<=m*t) + * @ecc_bytes: ecc max size (m*t bits) in bytes + * @a_pow_tab: Galois field GF(2^m) exponentiation lookup table + * @a_log_tab: Galois field GF(2^m) log lookup table + * @mod8_tab: remainder generator polynomial lookup tables + * @ecc_buf: ecc parity words buffer + * @ecc_buf2: ecc parity words buffer + * @xi_tab: GF(2^m) base for solving degree 2 polynomial roots + * @syn: syndrome buffer + * @cache: log-based polynomial representation buffer + * @elp: error locator polynomial + * @poly_2t: temporary polynomials of degree 2t + */ +struct bch_control { + unsigned int m; + unsigned int n; + unsigned int t; + unsigned int ecc_bits; + unsigned int ecc_bytes; +/* private: */ + uint16_t *a_pow_tab; + uint16_t *a_log_tab; + uint32_t *mod8_tab; + uint32_t *ecc_buf; + uint32_t *ecc_buf2; + unsigned int *xi_tab; + unsigned int *syn; + int *cache; + struct gf_poly *elp; + struct gf_poly *poly_2t[4]; +}; + +struct bch_control *init_bch(int m, int t, unsigned int prim_poly); + +void free_bch(struct bch_control *bch); + +void encode_bch(struct bch_control *bch, const uint8_t *data, + unsigned int len, uint8_t *ecc); + +int decode_bch(struct bch_control *bch, const uint8_t *data, unsigned int len, + const uint8_t *recv_ecc, const uint8_t *calc_ecc, + const unsigned int *syn, unsigned int *errloc); + +#endif /* _BCH_H */ diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h new file mode 100644 index 000000000000..08763e4e848f --- /dev/null +++ b/include/linux/bcma/bcma.h @@ -0,0 +1,224 @@ +#ifndef LINUX_BCMA_H_ +#define LINUX_BCMA_H_ + +#include <linux/pci.h> +#include <linux/mod_devicetable.h> + +#include <linux/bcma/bcma_driver_chipcommon.h> +#include <linux/bcma/bcma_driver_pci.h> + +#include "bcma_regs.h" + +struct bcma_device; +struct bcma_bus; + +enum bcma_hosttype { + BCMA_HOSTTYPE_NONE, + BCMA_HOSTTYPE_PCI, + BCMA_HOSTTYPE_SDIO, +}; + +struct bcma_chipinfo { + u16 id; + u8 rev; + u8 pkg; +}; + +struct bcma_host_ops { + u8 (*read8)(struct bcma_device *core, u16 offset); + u16 (*read16)(struct bcma_device *core, u16 offset); + u32 (*read32)(struct bcma_device *core, u16 offset); + void (*write8)(struct bcma_device *core, u16 offset, u8 value); + void (*write16)(struct bcma_device *core, u16 offset, u16 value); + void (*write32)(struct bcma_device *core, u16 offset, u32 value); + /* Agent ops */ + u32 (*aread32)(struct bcma_device *core, u16 offset); + void (*awrite32)(struct bcma_device *core, u16 offset, u32 value); +}; + +/* Core manufacturers */ +#define BCMA_MANUF_ARM 0x43B +#define BCMA_MANUF_MIPS 0x4A7 +#define BCMA_MANUF_BCM 0x4BF + +/* Core class values. */ +#define BCMA_CL_SIM 0x0 +#define BCMA_CL_EROM 0x1 +#define BCMA_CL_CORESIGHT 0x9 +#define BCMA_CL_VERIF 0xB +#define BCMA_CL_OPTIMO 0xD +#define BCMA_CL_GEN 0xE +#define BCMA_CL_PRIMECELL 0xF + +/* Core-ID values. */ +#define BCMA_CORE_OOB_ROUTER 0x367 /* Out of band */ +#define BCMA_CORE_INVALID 0x700 +#define BCMA_CORE_CHIPCOMMON 0x800 +#define BCMA_CORE_ILINE20 0x801 +#define BCMA_CORE_SRAM 0x802 +#define BCMA_CORE_SDRAM 0x803 +#define BCMA_CORE_PCI 0x804 +#define BCMA_CORE_MIPS 0x805 +#define BCMA_CORE_ETHERNET 0x806 +#define BCMA_CORE_V90 0x807 +#define BCMA_CORE_USB11_HOSTDEV 0x808 +#define BCMA_CORE_ADSL 0x809 +#define BCMA_CORE_ILINE100 0x80A +#define BCMA_CORE_IPSEC 0x80B +#define BCMA_CORE_UTOPIA 0x80C +#define BCMA_CORE_PCMCIA 0x80D +#define BCMA_CORE_INTERNAL_MEM 0x80E +#define BCMA_CORE_MEMC_SDRAM 0x80F +#define BCMA_CORE_OFDM 0x810 +#define BCMA_CORE_EXTIF 0x811 +#define BCMA_CORE_80211 0x812 +#define BCMA_CORE_PHY_A 0x813 +#define BCMA_CORE_PHY_B 0x814 +#define BCMA_CORE_PHY_G 0x815 +#define BCMA_CORE_MIPS_3302 0x816 +#define BCMA_CORE_USB11_HOST 0x817 +#define BCMA_CORE_USB11_DEV 0x818 +#define BCMA_CORE_USB20_HOST 0x819 +#define BCMA_CORE_USB20_DEV 0x81A +#define BCMA_CORE_SDIO_HOST 0x81B +#define BCMA_CORE_ROBOSWITCH 0x81C +#define BCMA_CORE_PARA_ATA 0x81D +#define BCMA_CORE_SATA_XORDMA 0x81E +#define BCMA_CORE_ETHERNET_GBIT 0x81F +#define BCMA_CORE_PCIE 0x820 +#define BCMA_CORE_PHY_N 0x821 +#define BCMA_CORE_SRAM_CTL 0x822 +#define BCMA_CORE_MINI_MACPHY 0x823 +#define BCMA_CORE_ARM_1176 0x824 +#define BCMA_CORE_ARM_7TDMI 0x825 +#define BCMA_CORE_PHY_LP 0x826 +#define BCMA_CORE_PMU 0x827 +#define BCMA_CORE_PHY_SSN 0x828 +#define BCMA_CORE_SDIO_DEV 0x829 +#define BCMA_CORE_ARM_CM3 0x82A +#define BCMA_CORE_PHY_HT 0x82B +#define BCMA_CORE_MIPS_74K 0x82C +#define BCMA_CORE_MAC_GBIT 0x82D +#define BCMA_CORE_DDR12_MEM_CTL 0x82E +#define BCMA_CORE_PCIE_RC 0x82F /* PCIe Root Complex */ +#define BCMA_CORE_OCP_OCP_BRIDGE 0x830 +#define BCMA_CORE_SHARED_COMMON 0x831 +#define BCMA_CORE_OCP_AHB_BRIDGE 0x832 +#define BCMA_CORE_SPI_HOST 0x833 +#define BCMA_CORE_I2S 0x834 +#define BCMA_CORE_SDR_DDR1_MEM_CTL 0x835 /* SDR/DDR1 memory controller core */ +#define BCMA_CORE_SHIM 0x837 /* SHIM component in ubus/6362 */ +#define BCMA_CORE_DEFAULT 0xFFF + +#define BCMA_MAX_NR_CORES 16 + +struct bcma_device { + struct bcma_bus *bus; + struct bcma_device_id id; + + struct device dev; + bool dev_registered; + + u8 core_index; + + u32 addr; + u32 wrap; + + void *drvdata; + struct list_head list; +}; + +static inline void *bcma_get_drvdata(struct bcma_device *core) +{ + return core->drvdata; +} +static inline void bcma_set_drvdata(struct bcma_device *core, void *drvdata) +{ + core->drvdata = drvdata; +} + +struct bcma_driver { + const char *name; + const struct bcma_device_id *id_table; + + int (*probe)(struct bcma_device *dev); + void (*remove)(struct bcma_device *dev); + int (*suspend)(struct bcma_device *dev, pm_message_t state); + int (*resume)(struct bcma_device *dev); + void (*shutdown)(struct bcma_device *dev); + + struct device_driver drv; +}; +extern +int __bcma_driver_register(struct bcma_driver *drv, struct module *owner); +static inline int bcma_driver_register(struct bcma_driver *drv) +{ + return __bcma_driver_register(drv, THIS_MODULE); +} +extern void bcma_driver_unregister(struct bcma_driver *drv); + +struct bcma_bus { + /* The MMIO area. */ + void __iomem *mmio; + + const struct bcma_host_ops *ops; + + enum bcma_hosttype hosttype; + union { + /* Pointer to the PCI bus (only for BCMA_HOSTTYPE_PCI) */ + struct pci_dev *host_pci; + /* Pointer to the SDIO device (only for BCMA_HOSTTYPE_SDIO) */ + struct sdio_func *host_sdio; + }; + + struct bcma_chipinfo chipinfo; + + struct bcma_device *mapped_core; + struct list_head cores; + u8 nr_cores; + + struct bcma_drv_cc drv_cc; + struct bcma_drv_pci drv_pci; +}; + +extern inline u32 bcma_read8(struct bcma_device *core, u16 offset) +{ + return core->bus->ops->read8(core, offset); +} +extern inline u32 bcma_read16(struct bcma_device *core, u16 offset) +{ + return core->bus->ops->read16(core, offset); +} +extern inline u32 bcma_read32(struct bcma_device *core, u16 offset) +{ + return core->bus->ops->read32(core, offset); +} +extern inline +void bcma_write8(struct bcma_device *core, u16 offset, u32 value) +{ + core->bus->ops->write8(core, offset, value); +} +extern inline +void bcma_write16(struct bcma_device *core, u16 offset, u32 value) +{ + core->bus->ops->write16(core, offset, value); +} +extern inline +void bcma_write32(struct bcma_device *core, u16 offset, u32 value) +{ + core->bus->ops->write32(core, offset, value); +} +extern inline u32 bcma_aread32(struct bcma_device *core, u16 offset) +{ + return core->bus->ops->aread32(core, offset); +} +extern inline +void bcma_awrite32(struct bcma_device *core, u16 offset, u32 value) +{ + core->bus->ops->awrite32(core, offset, value); +} + +extern bool bcma_core_is_enabled(struct bcma_device *core); +extern int bcma_core_enable(struct bcma_device *core, u32 flags); + +#endif /* LINUX_BCMA_H_ */ diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h new file mode 100644 index 000000000000..083c3b6cd5ce --- /dev/null +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -0,0 +1,302 @@ +#ifndef LINUX_BCMA_DRIVER_CC_H_ +#define LINUX_BCMA_DRIVER_CC_H_ + +/** ChipCommon core registers. **/ +#define BCMA_CC_ID 0x0000 +#define BCMA_CC_ID_ID 0x0000FFFF +#define BCMA_CC_ID_ID_SHIFT 0 +#define BCMA_CC_ID_REV 0x000F0000 +#define BCMA_CC_ID_REV_SHIFT 16 +#define BCMA_CC_ID_PKG 0x00F00000 +#define BCMA_CC_ID_PKG_SHIFT 20 +#define BCMA_CC_ID_NRCORES 0x0F000000 +#define BCMA_CC_ID_NRCORES_SHIFT 24 +#define BCMA_CC_ID_TYPE 0xF0000000 +#define BCMA_CC_ID_TYPE_SHIFT 28 +#define BCMA_CC_CAP 0x0004 /* Capabilities */ +#define BCMA_CC_CAP_NRUART 0x00000003 /* # of UARTs */ +#define BCMA_CC_CAP_MIPSEB 0x00000004 /* MIPS in BigEndian Mode */ +#define BCMA_CC_CAP_UARTCLK 0x00000018 /* UART clock select */ +#define BCMA_CC_CAP_UARTCLK_INT 0x00000008 /* UARTs are driven by internal divided clock */ +#define BCMA_CC_CAP_UARTGPIO 0x00000020 /* UARTs on GPIO 15-12 */ +#define BCMA_CC_CAP_EXTBUS 0x000000C0 /* External buses present */ +#define BCMA_CC_CAP_FLASHT 0x00000700 /* Flash Type */ +#define BCMA_CC_FLASHT_NONE 0x00000000 /* No flash */ +#define BCMA_CC_FLASHT_STSER 0x00000100 /* ST serial flash */ +#define BCMA_CC_FLASHT_ATSER 0x00000200 /* Atmel serial flash */ +#define BCMA_CC_FLASHT_PARA 0x00000700 /* Parallel flash */ +#define BCMA_CC_CAP_PLLT 0x00038000 /* PLL Type */ +#define BCMA_PLLTYPE_NONE 0x00000000 +#define BCMA_PLLTYPE_1 0x00010000 /* 48Mhz base, 3 dividers */ +#define BCMA_PLLTYPE_2 0x00020000 /* 48Mhz, 4 dividers */ +#define BCMA_PLLTYPE_3 0x00030000 /* 25Mhz, 2 dividers */ +#define BCMA_PLLTYPE_4 0x00008000 /* 48Mhz, 4 dividers */ +#define BCMA_PLLTYPE_5 0x00018000 /* 25Mhz, 4 dividers */ +#define BCMA_PLLTYPE_6 0x00028000 /* 100/200 or 120/240 only */ +#define BCMA_PLLTYPE_7 0x00038000 /* 25Mhz, 4 dividers */ +#define BCMA_CC_CAP_PCTL 0x00040000 /* Power Control */ +#define BCMA_CC_CAP_OTPS 0x00380000 /* OTP size */ +#define BCMA_CC_CAP_OTPS_SHIFT 19 +#define BCMA_CC_CAP_OTPS_BASE 5 +#define BCMA_CC_CAP_JTAGM 0x00400000 /* JTAG master present */ +#define BCMA_CC_CAP_BROM 0x00800000 /* Internal boot ROM active */ +#define BCMA_CC_CAP_64BIT 0x08000000 /* 64-bit Backplane */ +#define BCMA_CC_CAP_PMU 0x10000000 /* PMU available (rev >= 20) */ +#define BCMA_CC_CAP_ECI 0x20000000 /* ECI available (rev >= 20) */ +#define BCMA_CC_CAP_SPROM 0x40000000 /* SPROM present */ +#define BCMA_CC_CORECTL 0x0008 +#define BCMA_CC_CORECTL_UARTCLK0 0x00000001 /* Drive UART with internal clock */ +#define BCMA_CC_CORECTL_SE 0x00000002 /* sync clk out enable (corerev >= 3) */ +#define BCMA_CC_CORECTL_UARTCLKEN 0x00000008 /* UART clock enable (rev >= 21) */ +#define BCMA_CC_BIST 0x000C +#define BCMA_CC_OTPS 0x0010 /* OTP status */ +#define BCMA_CC_OTPS_PROGFAIL 0x80000000 +#define BCMA_CC_OTPS_PROTECT 0x00000007 +#define BCMA_CC_OTPS_HW_PROTECT 0x00000001 +#define BCMA_CC_OTPS_SW_PROTECT 0x00000002 +#define BCMA_CC_OTPS_CID_PROTECT 0x00000004 +#define BCMA_CC_OTPC 0x0014 /* OTP control */ +#define BCMA_CC_OTPC_RECWAIT 0xFF000000 +#define BCMA_CC_OTPC_PROGWAIT 0x00FFFF00 +#define BCMA_CC_OTPC_PRW_SHIFT 8 +#define BCMA_CC_OTPC_MAXFAIL 0x00000038 +#define BCMA_CC_OTPC_VSEL 0x00000006 +#define BCMA_CC_OTPC_SELVL 0x00000001 +#define BCMA_CC_OTPP 0x0018 /* OTP prog */ +#define BCMA_CC_OTPP_COL 0x000000FF +#define BCMA_CC_OTPP_ROW 0x0000FF00 +#define BCMA_CC_OTPP_ROW_SHIFT 8 +#define BCMA_CC_OTPP_READERR 0x10000000 +#define BCMA_CC_OTPP_VALUE 0x20000000 +#define BCMA_CC_OTPP_READ 0x40000000 +#define BCMA_CC_OTPP_START 0x80000000 +#define BCMA_CC_OTPP_BUSY 0x80000000 +#define BCMA_CC_IRQSTAT 0x0020 +#define BCMA_CC_IRQMASK 0x0024 +#define BCMA_CC_IRQ_GPIO 0x00000001 /* gpio intr */ +#define BCMA_CC_IRQ_EXT 0x00000002 /* ro: ext intr pin (corerev >= 3) */ +#define BCMA_CC_IRQ_WDRESET 0x80000000 /* watchdog reset occurred */ +#define BCMA_CC_CHIPCTL 0x0028 /* Rev >= 11 only */ +#define BCMA_CC_CHIPSTAT 0x002C /* Rev >= 11 only */ +#define BCMA_CC_JCMD 0x0030 /* Rev >= 10 only */ +#define BCMA_CC_JCMD_START 0x80000000 +#define BCMA_CC_JCMD_BUSY 0x80000000 +#define BCMA_CC_JCMD_PAUSE 0x40000000 +#define BCMA_CC_JCMD0_ACC_MASK 0x0000F000 +#define BCMA_CC_JCMD0_ACC_IRDR 0x00000000 +#define BCMA_CC_JCMD0_ACC_DR 0x00001000 +#define BCMA_CC_JCMD0_ACC_IR 0x00002000 +#define BCMA_CC_JCMD0_ACC_RESET 0x00003000 +#define BCMA_CC_JCMD0_ACC_IRPDR 0x00004000 +#define BCMA_CC_JCMD0_ACC_PDR 0x00005000 +#define BCMA_CC_JCMD0_IRW_MASK 0x00000F00 +#define BCMA_CC_JCMD_ACC_MASK 0x000F0000 /* Changes for corerev 11 */ +#define BCMA_CC_JCMD_ACC_IRDR 0x00000000 +#define BCMA_CC_JCMD_ACC_DR 0x00010000 +#define BCMA_CC_JCMD_ACC_IR 0x00020000 +#define BCMA_CC_JCMD_ACC_RESET 0x00030000 +#define BCMA_CC_JCMD_ACC_IRPDR 0x00040000 +#define BCMA_CC_JCMD_ACC_PDR 0x00050000 +#define BCMA_CC_JCMD_IRW_MASK 0x00001F00 +#define BCMA_CC_JCMD_IRW_SHIFT 8 +#define BCMA_CC_JCMD_DRW_MASK 0x0000003F +#define BCMA_CC_JIR 0x0034 /* Rev >= 10 only */ +#define BCMA_CC_JDR 0x0038 /* Rev >= 10 only */ +#define BCMA_CC_JCTL 0x003C /* Rev >= 10 only */ +#define BCMA_CC_JCTL_FORCE_CLK 4 /* Force clock */ +#define BCMA_CC_JCTL_EXT_EN 2 /* Enable external targets */ +#define BCMA_CC_JCTL_EN 1 /* Enable Jtag master */ +#define BCMA_CC_FLASHCTL 0x0040 +#define BCMA_CC_FLASHCTL_START 0x80000000 +#define BCMA_CC_FLASHCTL_BUSY BCMA_CC_FLASHCTL_START +#define BCMA_CC_FLASHADDR 0x0044 +#define BCMA_CC_FLASHDATA 0x0048 +#define BCMA_CC_BCAST_ADDR 0x0050 +#define BCMA_CC_BCAST_DATA 0x0054 +#define BCMA_CC_GPIOPULLUP 0x0058 /* Rev >= 20 only */ +#define BCMA_CC_GPIOPULLDOWN 0x005C /* Rev >= 20 only */ +#define BCMA_CC_GPIOIN 0x0060 +#define BCMA_CC_GPIOOUT 0x0064 +#define BCMA_CC_GPIOOUTEN 0x0068 +#define BCMA_CC_GPIOCTL 0x006C +#define BCMA_CC_GPIOPOL 0x0070 +#define BCMA_CC_GPIOIRQ 0x0074 +#define BCMA_CC_WATCHDOG 0x0080 +#define BCMA_CC_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */ +#define BCMA_CC_GPIOTIMER_OFFTIME 0x0000FFFF +#define BCMA_CC_GPIOTIMER_OFFTIME_SHIFT 0 +#define BCMA_CC_GPIOTIMER_ONTIME 0xFFFF0000 +#define BCMA_CC_GPIOTIMER_ONTIME_SHIFT 16 +#define BCMA_CC_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */ +#define BCMA_CC_CLOCK_N 0x0090 +#define BCMA_CC_CLOCK_SB 0x0094 +#define BCMA_CC_CLOCK_PCI 0x0098 +#define BCMA_CC_CLOCK_M2 0x009C +#define BCMA_CC_CLOCK_MIPS 0x00A0 +#define BCMA_CC_CLKDIV 0x00A4 /* Rev >= 3 only */ +#define BCMA_CC_CLKDIV_SFLASH 0x0F000000 +#define BCMA_CC_CLKDIV_SFLASH_SHIFT 24 +#define BCMA_CC_CLKDIV_OTP 0x000F0000 +#define BCMA_CC_CLKDIV_OTP_SHIFT 16 +#define BCMA_CC_CLKDIV_JTAG 0x00000F00 +#define BCMA_CC_CLKDIV_JTAG_SHIFT 8 +#define BCMA_CC_CLKDIV_UART 0x000000FF +#define BCMA_CC_CAP_EXT 0x00AC /* Capabilities */ +#define BCMA_CC_PLLONDELAY 0x00B0 /* Rev >= 4 only */ +#define BCMA_CC_FREFSELDELAY 0x00B4 /* Rev >= 4 only */ +#define BCMA_CC_SLOWCLKCTL 0x00B8 /* 6 <= Rev <= 9 only */ +#define BCMA_CC_SLOWCLKCTL_SRC 0x00000007 /* slow clock source mask */ +#define BCMA_CC_SLOWCLKCTL_SRC_LPO 0x00000000 /* source of slow clock is LPO */ +#define BCMA_CC_SLOWCLKCTL_SRC_XTAL 0x00000001 /* source of slow clock is crystal */ +#define BCMA_CC_SLOECLKCTL_SRC_PCI 0x00000002 /* source of slow clock is PCI */ +#define BCMA_CC_SLOWCLKCTL_LPOFREQ 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */ +#define BCMA_CC_SLOWCLKCTL_LPOPD 0x00000400 /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */ +#define BCMA_CC_SLOWCLKCTL_FSLOW 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */ +#define BCMA_CC_SLOWCLKCTL_IPLL 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */ +#define BCMA_CC_SLOWCLKCTL_ENXTAL 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */ +#define BCMA_CC_SLOWCLKCTL_XTALPU 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */ +#define BCMA_CC_SLOWCLKCTL_CLKDIV 0xFFFF0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */ +#define BCMA_CC_SLOWCLKCTL_CLKDIV_SHIFT 16 +#define BCMA_CC_SYSCLKCTL 0x00C0 /* Rev >= 3 only */ +#define BCMA_CC_SYSCLKCTL_IDLPEN 0x00000001 /* ILPen: Enable Idle Low Power */ +#define BCMA_CC_SYSCLKCTL_ALPEN 0x00000002 /* ALPen: Enable Active Low Power */ +#define BCMA_CC_SYSCLKCTL_PLLEN 0x00000004 /* ForcePLLOn */ +#define BCMA_CC_SYSCLKCTL_FORCEALP 0x00000008 /* Force ALP (or HT if ALPen is not set */ +#define BCMA_CC_SYSCLKCTL_FORCEHT 0x00000010 /* Force HT */ +#define BCMA_CC_SYSCLKCTL_CLKDIV 0xFFFF0000 /* ClkDiv (ILP = 1/(4+divisor)) */ +#define BCMA_CC_SYSCLKCTL_CLKDIV_SHIFT 16 +#define BCMA_CC_CLKSTSTR 0x00C4 /* Rev >= 3 only */ +#define BCMA_CC_EROM 0x00FC +#define BCMA_CC_PCMCIA_CFG 0x0100 +#define BCMA_CC_PCMCIA_MEMWAIT 0x0104 +#define BCMA_CC_PCMCIA_ATTRWAIT 0x0108 +#define BCMA_CC_PCMCIA_IOWAIT 0x010C +#define BCMA_CC_IDE_CFG 0x0110 +#define BCMA_CC_IDE_MEMWAIT 0x0114 +#define BCMA_CC_IDE_ATTRWAIT 0x0118 +#define BCMA_CC_IDE_IOWAIT 0x011C +#define BCMA_CC_PROG_CFG 0x0120 +#define BCMA_CC_PROG_WAITCNT 0x0124 +#define BCMA_CC_FLASH_CFG 0x0128 +#define BCMA_CC_FLASH_WAITCNT 0x012C +#define BCMA_CC_CLKCTLST 0x01E0 /* Clock control and status (rev >= 20) */ +#define BCMA_CC_CLKCTLST_FORCEALP 0x00000001 /* Force ALP request */ +#define BCMA_CC_CLKCTLST_FORCEHT 0x00000002 /* Force HT request */ +#define BCMA_CC_CLKCTLST_FORCEILP 0x00000004 /* Force ILP request */ +#define BCMA_CC_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */ +#define BCMA_CC_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */ +#define BCMA_CC_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */ +#define BCMA_CC_CLKCTLST_HAVEHT 0x00010000 /* HT available */ +#define BCMA_CC_CLKCTLST_HAVEALP 0x00020000 /* APL available */ +#define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */ +#define BCMA_CC_UART0_DATA 0x0300 +#define BCMA_CC_UART0_IMR 0x0304 +#define BCMA_CC_UART0_FCR 0x0308 +#define BCMA_CC_UART0_LCR 0x030C +#define BCMA_CC_UART0_MCR 0x0310 +#define BCMA_CC_UART0_LSR 0x0314 +#define BCMA_CC_UART0_MSR 0x0318 +#define BCMA_CC_UART0_SCRATCH 0x031C +#define BCMA_CC_UART1_DATA 0x0400 +#define BCMA_CC_UART1_IMR 0x0404 +#define BCMA_CC_UART1_FCR 0x0408 +#define BCMA_CC_UART1_LCR 0x040C +#define BCMA_CC_UART1_MCR 0x0410 +#define BCMA_CC_UART1_LSR 0x0414 +#define BCMA_CC_UART1_MSR 0x0418 +#define BCMA_CC_UART1_SCRATCH 0x041C +/* PMU registers (rev >= 20) */ +#define BCMA_CC_PMU_CTL 0x0600 /* PMU control */ +#define BCMA_CC_PMU_CTL_ILP_DIV 0xFFFF0000 /* ILP div mask */ +#define BCMA_CC_PMU_CTL_ILP_DIV_SHIFT 16 +#define BCMA_CC_PMU_CTL_NOILPONW 0x00000200 /* No ILP on wait */ +#define BCMA_CC_PMU_CTL_HTREQEN 0x00000100 /* HT req enable */ +#define BCMA_CC_PMU_CTL_ALPREQEN 0x00000080 /* ALP req enable */ +#define BCMA_CC_PMU_CTL_XTALFREQ 0x0000007C /* Crystal freq */ +#define BCMA_CC_PMU_CTL_XTALFREQ_SHIFT 2 +#define BCMA_CC_PMU_CTL_ILPDIVEN 0x00000002 /* ILP div enable */ +#define BCMA_CC_PMU_CTL_LPOSEL 0x00000001 /* LPO sel */ +#define BCMA_CC_PMU_CAP 0x0604 /* PMU capabilities */ +#define BCMA_CC_PMU_CAP_REVISION 0x000000FF /* Revision mask */ +#define BCMA_CC_PMU_STAT 0x0608 /* PMU status */ +#define BCMA_CC_PMU_STAT_INTPEND 0x00000040 /* Interrupt pending */ +#define BCMA_CC_PMU_STAT_SBCLKST 0x00000030 /* Backplane clock status? */ +#define BCMA_CC_PMU_STAT_HAVEALP 0x00000008 /* ALP available */ +#define BCMA_CC_PMU_STAT_HAVEHT 0x00000004 /* HT available */ +#define BCMA_CC_PMU_STAT_RESINIT 0x00000003 /* Res init */ +#define BCMA_CC_PMU_RES_STAT 0x060C /* PMU res status */ +#define BCMA_CC_PMU_RES_PEND 0x0610 /* PMU res pending */ +#define BCMA_CC_PMU_TIMER 0x0614 /* PMU timer */ +#define BCMA_CC_PMU_MINRES_MSK 0x0618 /* PMU min res mask */ +#define BCMA_CC_PMU_MAXRES_MSK 0x061C /* PMU max res mask */ +#define BCMA_CC_PMU_RES_TABSEL 0x0620 /* PMU res table sel */ +#define BCMA_CC_PMU_RES_DEPMSK 0x0624 /* PMU res dep mask */ +#define BCMA_CC_PMU_RES_UPDNTM 0x0628 /* PMU res updown timer */ +#define BCMA_CC_PMU_RES_TIMER 0x062C /* PMU res timer */ +#define BCMA_CC_PMU_CLKSTRETCH 0x0630 /* PMU clockstretch */ +#define BCMA_CC_PMU_WATCHDOG 0x0634 /* PMU watchdog */ +#define BCMA_CC_PMU_RES_REQTS 0x0640 /* PMU res req timer sel */ +#define BCMA_CC_PMU_RES_REQT 0x0644 /* PMU res req timer */ +#define BCMA_CC_PMU_RES_REQM 0x0648 /* PMU res req mask */ +#define BCMA_CC_CHIPCTL_ADDR 0x0650 +#define BCMA_CC_CHIPCTL_DATA 0x0654 +#define BCMA_CC_REGCTL_ADDR 0x0658 +#define BCMA_CC_REGCTL_DATA 0x065C +#define BCMA_CC_PLLCTL_ADDR 0x0660 +#define BCMA_CC_PLLCTL_DATA 0x0664 + +/* Data for the PMU, if available. + * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU) + */ +struct bcma_chipcommon_pmu { + u8 rev; /* PMU revision */ + u32 crystalfreq; /* The active crystal frequency (in kHz) */ +}; + +struct bcma_drv_cc { + struct bcma_device *core; + u32 status; + u32 capabilities; + u32 capabilities_ext; + /* Fast Powerup Delay constant */ + u16 fast_pwrup_delay; + struct bcma_chipcommon_pmu pmu; +}; + +/* Register access */ +#define bcma_cc_read32(cc, offset) \ + bcma_read32((cc)->core, offset) +#define bcma_cc_write32(cc, offset, val) \ + bcma_write32((cc)->core, offset, val) + +#define bcma_cc_mask32(cc, offset, mask) \ + bcma_cc_write32(cc, offset, bcma_cc_read32(cc, offset) & (mask)) +#define bcma_cc_set32(cc, offset, set) \ + bcma_cc_write32(cc, offset, bcma_cc_read32(cc, offset) | (set)) +#define bcma_cc_maskset32(cc, offset, mask, set) \ + bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set)) + +extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); + +extern void bcma_chipco_suspend(struct bcma_drv_cc *cc); +extern void bcma_chipco_resume(struct bcma_drv_cc *cc); + +extern void bcma_chipco_watchdog_timer_set(struct bcma_drv_cc *cc, + u32 ticks); + +void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value); + +u32 bcma_chipco_irq_status(struct bcma_drv_cc *cc, u32 mask); + +/* Chipcommon GPIO pin access. */ +u32 bcma_chipco_gpio_in(struct bcma_drv_cc *cc, u32 mask); +u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value); +u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value); +u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value); +u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value); +u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value); + +/* PMU support */ +extern void bcma_pmu_init(struct bcma_drv_cc *cc); + +#endif /* LINUX_BCMA_DRIVER_CC_H_ */ diff --git a/include/linux/bcma/bcma_driver_pci.h b/include/linux/bcma/bcma_driver_pci.h new file mode 100644 index 000000000000..b7e191cf00ec --- /dev/null +++ b/include/linux/bcma/bcma_driver_pci.h @@ -0,0 +1,89 @@ +#ifndef LINUX_BCMA_DRIVER_PCI_H_ +#define LINUX_BCMA_DRIVER_PCI_H_ + +#include <linux/types.h> + +struct pci_dev; + +/** PCI core registers. **/ +#define BCMA_CORE_PCI_CTL 0x0000 /* PCI Control */ +#define BCMA_CORE_PCI_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */ +#define BCMA_CORE_PCI_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */ +#define BCMA_CORE_PCI_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */ +#define BCMA_CORE_PCI_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */ +#define BCMA_CORE_PCI_ARBCTL 0x0010 /* PCI Arbiter Control */ +#define BCMA_CORE_PCI_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */ +#define BCMA_CORE_PCI_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */ +#define BCMA_CORE_PCI_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */ +#define BCMA_CORE_PCI_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */ +#define BCMA_CORE_PCI_ARBCTL_PARKID_4710 0x00000002 /* 4710 */ +#define BCMA_CORE_PCI_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */ +#define BCMA_CORE_PCI_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */ +#define BCMA_CORE_PCI_ISTAT 0x0020 /* Interrupt status */ +#define BCMA_CORE_PCI_ISTAT_INTA 0x00000001 /* PCI INTA# */ +#define BCMA_CORE_PCI_ISTAT_INTB 0x00000002 /* PCI INTB# */ +#define BCMA_CORE_PCI_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */ +#define BCMA_CORE_PCI_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */ +#define BCMA_CORE_PCI_ISTAT_PME 0x00000010 /* PCI PME# */ +#define BCMA_CORE_PCI_IMASK 0x0024 /* Interrupt mask */ +#define BCMA_CORE_PCI_IMASK_INTA 0x00000001 /* PCI INTA# */ +#define BCMA_CORE_PCI_IMASK_INTB 0x00000002 /* PCI INTB# */ +#define BCMA_CORE_PCI_IMASK_SERR 0x00000004 /* PCI SERR# */ +#define BCMA_CORE_PCI_IMASK_PERR 0x00000008 /* PCI PERR# */ +#define BCMA_CORE_PCI_IMASK_PME 0x00000010 /* PCI PME# */ +#define BCMA_CORE_PCI_MBOX 0x0028 /* Backplane to PCI Mailbox */ +#define BCMA_CORE_PCI_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */ +#define BCMA_CORE_PCI_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */ +#define BCMA_CORE_PCI_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */ +#define BCMA_CORE_PCI_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */ +#define BCMA_CORE_PCI_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */ +#define BCMA_CORE_PCI_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */ +#define BCMA_CORE_PCI_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */ +#define BCMA_CORE_PCI_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */ +#define BCMA_CORE_PCI_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */ +#define BCMA_CORE_PCI_BCAST_ADDR_MASK 0x000000FF +#define BCMA_CORE_PCI_BCAST_DATA 0x0054 /* Backplane Broadcast Data */ +#define BCMA_CORE_PCI_GPIO_IN 0x0060 /* rev >= 2 only */ +#define BCMA_CORE_PCI_GPIO_OUT 0x0064 /* rev >= 2 only */ +#define BCMA_CORE_PCI_GPIO_ENABLE 0x0068 /* rev >= 2 only */ +#define BCMA_CORE_PCI_GPIO_CTL 0x006C /* rev >= 2 only */ +#define BCMA_CORE_PCI_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */ +#define BCMA_CORE_PCI_SBTOPCI0_MASK 0xFC000000 +#define BCMA_CORE_PCI_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */ +#define BCMA_CORE_PCI_SBTOPCI1_MASK 0xFC000000 +#define BCMA_CORE_PCI_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */ +#define BCMA_CORE_PCI_SBTOPCI2_MASK 0xC0000000 +#define BCMA_CORE_PCI_PCICFG0 0x0400 /* PCI config space 0 (rev >= 8) */ +#define BCMA_CORE_PCI_PCICFG1 0x0500 /* PCI config space 1 (rev >= 8) */ +#define BCMA_CORE_PCI_PCICFG2 0x0600 /* PCI config space 2 (rev >= 8) */ +#define BCMA_CORE_PCI_PCICFG3 0x0700 /* PCI config space 3 (rev >= 8) */ +#define BCMA_CORE_PCI_SPROM(wordoffset) (0x0800 + ((wordoffset) * 2)) /* SPROM shadow area (72 bytes) */ + +/* SBtoPCIx */ +#define BCMA_CORE_PCI_SBTOPCI_MEM 0x00000000 +#define BCMA_CORE_PCI_SBTOPCI_IO 0x00000001 +#define BCMA_CORE_PCI_SBTOPCI_CFG0 0x00000002 +#define BCMA_CORE_PCI_SBTOPCI_CFG1 0x00000003 +#define BCMA_CORE_PCI_SBTOPCI_PREF 0x00000004 /* Prefetch enable */ +#define BCMA_CORE_PCI_SBTOPCI_BURST 0x00000008 /* Burst enable */ +#define BCMA_CORE_PCI_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */ +#define BCMA_CORE_PCI_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */ +#define BCMA_CORE_PCI_SBTOPCI_RC_READ 0x00000000 /* Memory read */ +#define BCMA_CORE_PCI_SBTOPCI_RC_READL 0x00000010 /* Memory read line */ +#define BCMA_CORE_PCI_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */ + +/* PCIcore specific boardflags */ +#define BCMA_CORE_PCI_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */ + +struct bcma_drv_pci { + struct bcma_device *core; + u8 setup_done:1; +}; + +/* Register access */ +#define pcicore_read32(pc, offset) bcma_read32((pc)->core, offset) +#define pcicore_write32(pc, offset, val) bcma_write32((pc)->core, offset, val) + +extern void bcma_core_pci_init(struct bcma_drv_pci *pc); + +#endif /* LINUX_BCMA_DRIVER_PCI_H_ */ diff --git a/include/linux/bcma/bcma_regs.h b/include/linux/bcma/bcma_regs.h new file mode 100644 index 000000000000..f82d88a960ce --- /dev/null +++ b/include/linux/bcma/bcma_regs.h @@ -0,0 +1,34 @@ +#ifndef LINUX_BCMA_REGS_H_ +#define LINUX_BCMA_REGS_H_ + +/* Agent registers (common for every core) */ +#define BCMA_IOCTL 0x0408 +#define BCMA_IOCTL_CLK 0x0001 +#define BCMA_IOCTL_FGC 0x0002 +#define BCMA_IOCTL_CORE_BITS 0x3FFC +#define BCMA_IOCTL_PME_EN 0x4000 +#define BCMA_IOCTL_BIST_EN 0x8000 +#define BCMA_RESET_CTL 0x0800 +#define BCMA_RESET_CTL_RESET 0x0001 + +/* BCMA PCI config space registers. */ +#define BCMA_PCI_PMCSR 0x44 +#define BCMA_PCI_PE 0x100 +#define BCMA_PCI_BAR0_WIN 0x80 /* Backplane address space 0 */ +#define BCMA_PCI_BAR1_WIN 0x84 /* Backplane address space 1 */ +#define BCMA_PCI_SPROMCTL 0x88 /* SPROM control */ +#define BCMA_PCI_SPROMCTL_WE 0x10 /* SPROM write enable */ +#define BCMA_PCI_BAR1_CONTROL 0x8c /* Address space 1 burst control */ +#define BCMA_PCI_IRQS 0x90 /* PCI interrupts */ +#define BCMA_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */ +#define BCMA_PCI_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */ +#define BCMA_PCI_BAR0_WIN2 0xAC +#define BCMA_PCI_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */ +#define BCMA_PCI_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */ +#define BCMA_PCI_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */ +#define BCMA_PCI_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */ +#define BCMA_PCI_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */ +#define BCMA_PCI_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */ +#define BCMA_PCI_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */ + +#endif /* LINUX_BCMA_REGS_H_ */ diff --git a/include/linux/bfin_mac.h b/include/linux/bfin_mac.h index 904dec7d03a1..a69554ef8476 100644 --- a/include/linux/bfin_mac.h +++ b/include/linux/bfin_mac.h @@ -24,6 +24,7 @@ struct bfin_mii_bus_platform_data { const unsigned short *mac_peripherals; int phy_mode; unsigned int phy_mask; + unsigned short vlan1_mask, vlan2_mask; }; #endif diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index a065612fc928..c3d6512eded1 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -25,10 +25,11 @@ struct pt_regs; /* * This structure is used to hold the arguments that are used when loading binaries. */ -struct linux_binprm{ +struct linux_binprm { char buf[BINPRM_BUF_SIZE]; #ifdef CONFIG_MMU struct vm_area_struct *vma; + unsigned long vma_pages; #else # define MAX_ARG_PAGES 32 struct page *page[MAX_ARG_PAGES]; @@ -59,6 +60,10 @@ struct linux_binprm{ unsigned long loader, exec; }; +extern void acct_arg_size(struct linux_binprm *bprm, unsigned long pages); +extern struct page *get_arg_page(struct linux_binprm *bprm, unsigned long pos, + int write); + #define BINPRM_FLAGS_ENFORCE_NONDUMP_BIT 0 #define BINPRM_FLAGS_ENFORCE_NONDUMP (1 << BINPRM_FLAGS_ENFORCE_NONDUMP_BIT) @@ -88,7 +93,6 @@ struct linux_binfmt { int (*load_shlib)(struct file *); int (*core_dump)(struct coredump_params *cprm); unsigned long min_coredump; /* minimal dump size */ - int hasvdso; }; extern int __register_binfmt(struct linux_binfmt *fmt, int insert); @@ -108,7 +112,7 @@ extern void unregister_binfmt(struct linux_binfmt *); extern int prepare_binprm(struct linux_binprm *); extern int __must_check remove_arg_zero(struct linux_binprm *); -extern int search_binary_handler(struct linux_binprm *,struct pt_regs *); +extern int search_binary_handler(struct linux_binprm *, struct pt_regs *); extern int flush_old_exec(struct linux_binprm * bprm); extern void setup_new_exec(struct linux_binprm * bprm); diff --git a/include/linux/bio.h b/include/linux/bio.h index ba679992d39b..ce33e6868a2f 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -66,10 +66,6 @@ #define bio_offset(bio) bio_iovec((bio))->bv_offset #define bio_segments(bio) ((bio)->bi_vcnt - (bio)->bi_idx) #define bio_sectors(bio) ((bio)->bi_size >> 9) -#define bio_empty_barrier(bio) \ - ((bio->bi_rw & REQ_HARDBARRIER) && \ - !bio_has_data(bio) && \ - !(bio->bi_rw & REQ_DISCARD)) static inline unsigned int bio_cur_bytes(struct bio *bio) { @@ -308,7 +304,6 @@ struct biovec_slab { }; extern struct bio_set *fs_bio_set; -extern struct biovec_slab bvec_slabs[BIOVEC_NR_POOLS] __read_mostly; /* * a small number of entries is fine, not going to be performance critical. diff --git a/include/linux/bit_spinlock.h b/include/linux/bit_spinlock.h index 7113a32a86ea..b4326bfa684f 100644 --- a/include/linux/bit_spinlock.h +++ b/include/linux/bit_spinlock.h @@ -1,6 +1,10 @@ #ifndef __LINUX_BIT_SPINLOCK_H #define __LINUX_BIT_SPINLOCK_H +#include <linux/kernel.h> +#include <linux/preempt.h> +#include <asm/atomic.h> + /* * bit-based spin_lock() * @@ -19,11 +23,11 @@ static inline void bit_spin_lock(int bitnum, unsigned long *addr) preempt_disable(); #if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) while (unlikely(test_and_set_bit_lock(bitnum, addr))) { - while (test_bit(bitnum, addr)) { - preempt_enable(); + preempt_enable(); + do { cpu_relax(); - preempt_disable(); - } + } while (test_bit(bitnum, addr)); + preempt_disable(); } #endif __acquire(bitlock); diff --git a/include/linux/bitops.h b/include/linux/bitops.h index 827cc95711ef..2184c6b97aeb 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -109,6 +109,17 @@ static inline __u8 ror8(__u8 word, unsigned int shift) return (word >> shift) | (word << (8 - shift)); } +/** + * sign_extend32 - sign extend a 32-bit value using specified bit as sign-bit + * @value: value to sign extend + * @index: 0 based bit index (0<=index<32) to sign bit + */ +static inline __s32 sign_extend32(__u32 value, int index) +{ + __u8 shift = 31 - index; + return (__s32)(value << shift) >> shift; +} + static inline unsigned fls_long(unsigned long l) { if (sizeof(l) == 4) diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 0437ab6bb54c..be50d9e70a7d 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -122,14 +122,12 @@ enum rq_flag_bits { __REQ_FAILFAST_TRANSPORT, /* no driver retries of transport errors */ __REQ_FAILFAST_DRIVER, /* no driver retries of driver errors */ - __REQ_HARDBARRIER, /* may not be passed by drive either */ __REQ_SYNC, /* request is sync (sync write or read) */ __REQ_META, /* metadata io request */ __REQ_DISCARD, /* request to discard sectors */ __REQ_NOIDLE, /* don't anticipate more IO after this one */ /* bio only flags */ - __REQ_UNPLUG, /* unplug the immediately after submission */ __REQ_RAHEAD, /* read ahead, can fail anytime */ __REQ_THROTTLED, /* This bio has already been subjected to * throttling rules. Don't do it again. */ @@ -149,9 +147,11 @@ enum rq_flag_bits { __REQ_ALLOCED, /* request came from our alloc pool */ __REQ_COPY_USER, /* contains copies of user pages */ __REQ_FLUSH, /* request for cache flush */ + __REQ_FLUSH_SEQ, /* request for flush sequence */ __REQ_IO_STAT, /* account I/O stat */ __REQ_MIXED_MERGE, /* merge of different types, fail separately */ __REQ_SECURE, /* secure discard (used with __REQ_DISCARD) */ + __REQ_ON_PLUG, /* on plug list */ __REQ_NR_BITS, /* stops here */ }; @@ -159,7 +159,6 @@ enum rq_flag_bits { #define REQ_FAILFAST_DEV (1 << __REQ_FAILFAST_DEV) #define REQ_FAILFAST_TRANSPORT (1 << __REQ_FAILFAST_TRANSPORT) #define REQ_FAILFAST_DRIVER (1 << __REQ_FAILFAST_DRIVER) -#define REQ_HARDBARRIER (1 << __REQ_HARDBARRIER) #define REQ_SYNC (1 << __REQ_SYNC) #define REQ_META (1 << __REQ_META) #define REQ_DISCARD (1 << __REQ_DISCARD) @@ -168,11 +167,10 @@ enum rq_flag_bits { #define REQ_FAILFAST_MASK \ (REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT | REQ_FAILFAST_DRIVER) #define REQ_COMMON_MASK \ - (REQ_WRITE | REQ_FAILFAST_MASK | REQ_HARDBARRIER | REQ_SYNC | \ - REQ_META | REQ_DISCARD | REQ_NOIDLE | REQ_FLUSH | REQ_FUA) + (REQ_WRITE | REQ_FAILFAST_MASK | REQ_SYNC | REQ_META | REQ_DISCARD | \ + REQ_NOIDLE | REQ_FLUSH | REQ_FUA) #define REQ_CLONE_MASK REQ_COMMON_MASK -#define REQ_UNPLUG (1 << __REQ_UNPLUG) #define REQ_RAHEAD (1 << __REQ_RAHEAD) #define REQ_THROTTLED (1 << __REQ_THROTTLED) @@ -190,8 +188,10 @@ enum rq_flag_bits { #define REQ_ALLOCED (1 << __REQ_ALLOCED) #define REQ_COPY_USER (1 << __REQ_COPY_USER) #define REQ_FLUSH (1 << __REQ_FLUSH) +#define REQ_FLUSH_SEQ (1 << __REQ_FLUSH_SEQ) #define REQ_IO_STAT (1 << __REQ_IO_STAT) #define REQ_MIXED_MERGE (1 << __REQ_MIXED_MERGE) #define REQ_SECURE (1 << __REQ_SECURE) +#define REQ_ON_PLUG (1 << __REQ_ON_PLUG) #endif /* __LINUX_BLK_TYPES_H */ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 646b462d04df..2ad95fa1d130 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -108,13 +108,20 @@ struct request { /* * Three pointers are available for the IO schedulers, if they need - * more they have to dynamically allocate it. + * more they have to dynamically allocate it. Flush requests are + * never put on the IO scheduler. So let the flush fields share + * space with the three elevator_private pointers. */ - void *elevator_private; - void *elevator_private2; - void *elevator_private3; + union { + void *elevator_private[3]; + struct { + unsigned int seq; + struct list_head list; + } flush; + }; struct gendisk *rq_disk; + struct hd_struct *part; unsigned long start_time; #ifdef CONFIG_BLK_CGROUP unsigned long long start_time_ns; @@ -189,7 +196,6 @@ typedef void (request_fn_proc) (struct request_queue *q); typedef int (make_request_fn) (struct request_queue *q, struct bio *bio); typedef int (prep_rq_fn) (struct request_queue *, struct request *); typedef void (unprep_rq_fn) (struct request_queue *, struct request *); -typedef void (unplug_fn) (struct request_queue *); struct bio_vec; struct bvec_merge_data { @@ -250,7 +256,7 @@ struct queue_limits { unsigned char misaligned; unsigned char discard_misaligned; - unsigned char no_cluster; + unsigned char cluster; signed char discard_zeroes_data; }; @@ -272,7 +278,6 @@ struct request_queue make_request_fn *make_request_fn; prep_rq_fn *prep_rq_fn; unprep_rq_fn *unprep_rq_fn; - unplug_fn *unplug_fn; merge_bvec_fn *merge_bvec_fn; softirq_done_fn *softirq_done_fn; rq_timed_out_fn *rq_timed_out_fn; @@ -286,12 +291,9 @@ struct request_queue struct request *boundary_rq; /* - * Auto-unplugging state + * Delayed queue handling */ - struct timer_list unplug_timer; - int unplug_thresh; /* After this many requests */ - unsigned long unplug_delay; /* After this many jiffies */ - struct work_struct unplug_work; + struct delayed_work delay_work; struct backing_dev_info backing_dev_info; @@ -362,11 +364,12 @@ struct request_queue * for flush operations */ unsigned int flush_flags; - unsigned int flush_seq; - int flush_err; + unsigned int flush_pending_idx:1; + unsigned int flush_running_idx:1; + unsigned long flush_pending_since; + struct list_head flush_queue[2]; + struct list_head flush_data_in_flight; struct request flush_rq; - struct request *orig_flush_rq; - struct list_head pending_flushes; struct mutex sysfs_lock; @@ -380,30 +383,26 @@ struct request_queue #endif }; -#define QUEUE_FLAG_CLUSTER 0 /* cluster several segments into 1 */ #define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */ #define QUEUE_FLAG_STOPPED 2 /* queue is stopped */ #define QUEUE_FLAG_SYNCFULL 3 /* read queue has been filled */ #define QUEUE_FLAG_ASYNCFULL 4 /* write queue has been filled */ #define QUEUE_FLAG_DEAD 5 /* queue being torn down */ -#define QUEUE_FLAG_REENTER 6 /* Re-entrancy avoidance */ -#define QUEUE_FLAG_PLUGGED 7 /* queue is plugged */ -#define QUEUE_FLAG_ELVSWITCH 8 /* don't use elevator, just do FIFO */ -#define QUEUE_FLAG_BIDI 9 /* queue supports bidi requests */ -#define QUEUE_FLAG_NOMERGES 10 /* disable merge attempts */ -#define QUEUE_FLAG_SAME_COMP 11 /* force complete on same CPU */ -#define QUEUE_FLAG_FAIL_IO 12 /* fake timeout */ -#define QUEUE_FLAG_STACKABLE 13 /* supports request stacking */ -#define QUEUE_FLAG_NONROT 14 /* non-rotational device (SSD) */ +#define QUEUE_FLAG_ELVSWITCH 6 /* don't use elevator, just do FIFO */ +#define QUEUE_FLAG_BIDI 7 /* queue supports bidi requests */ +#define QUEUE_FLAG_NOMERGES 8 /* disable merge attempts */ +#define QUEUE_FLAG_SAME_COMP 9 /* force complete on same CPU */ +#define QUEUE_FLAG_FAIL_IO 10 /* fake timeout */ +#define QUEUE_FLAG_STACKABLE 11 /* supports request stacking */ +#define QUEUE_FLAG_NONROT 12 /* non-rotational device (SSD) */ #define QUEUE_FLAG_VIRT QUEUE_FLAG_NONROT /* paravirt device */ -#define QUEUE_FLAG_IO_STAT 15 /* do IO stats */ -#define QUEUE_FLAG_DISCARD 16 /* supports DISCARD */ -#define QUEUE_FLAG_NOXMERGES 17 /* No extended merges */ -#define QUEUE_FLAG_ADD_RANDOM 18 /* Contributes to random pool */ -#define QUEUE_FLAG_SECDISCARD 19 /* supports SECDISCARD */ +#define QUEUE_FLAG_IO_STAT 13 /* do IO stats */ +#define QUEUE_FLAG_DISCARD 14 /* supports DISCARD */ +#define QUEUE_FLAG_NOXMERGES 15 /* No extended merges */ +#define QUEUE_FLAG_ADD_RANDOM 16 /* Contributes to random pool */ +#define QUEUE_FLAG_SECDISCARD 17 /* supports SECDISCARD */ #define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \ - (1 << QUEUE_FLAG_CLUSTER) | \ (1 << QUEUE_FLAG_STACKABLE) | \ (1 << QUEUE_FLAG_SAME_COMP) | \ (1 << QUEUE_FLAG_ADD_RANDOM)) @@ -473,7 +472,6 @@ static inline void queue_flag_clear(unsigned int flag, struct request_queue *q) __clear_bit(flag, &q->queue_flags); } -#define blk_queue_plugged(q) test_bit(QUEUE_FLAG_PLUGGED, &(q)->queue_flags) #define blk_queue_tagged(q) test_bit(QUEUE_FLAG_QUEUED, &(q)->queue_flags) #define blk_queue_stopped(q) test_bit(QUEUE_FLAG_STOPPED, &(q)->queue_flags) #define blk_queue_nomerges(q) test_bit(QUEUE_FLAG_NOMERGES, &(q)->queue_flags) @@ -510,6 +508,11 @@ static inline void queue_flag_clear(unsigned int flag, struct request_queue *q) #define rq_data_dir(rq) ((rq)->cmd_flags & 1) +static inline unsigned int blk_queue_cluster(struct request_queue *q) +{ + return q->limits.cluster; +} + /* * We regard a request as sync, if either a read or a sync write */ @@ -552,8 +555,7 @@ static inline void blk_clear_queue_full(struct request_queue *q, int sync) * it already be started by driver. */ #define RQ_NOMERGE_FLAGS \ - (REQ_NOMERGE | REQ_STARTED | REQ_HARDBARRIER | REQ_SOFTBARRIER | \ - REQ_FLUSH | REQ_FUA) + (REQ_NOMERGE | REQ_STARTED | REQ_SOFTBARRIER | REQ_FLUSH | REQ_FUA) #define rq_mergeable(rq) \ (!((rq)->cmd_flags & RQ_NOMERGE_FLAGS) && \ (((rq)->cmd_flags & REQ_DISCARD) || \ @@ -644,7 +646,6 @@ static inline void rq_flush_dcache_pages(struct request *rq) extern int blk_register_queue(struct gendisk *disk); extern void blk_unregister_queue(struct gendisk *disk); -extern void register_disk(struct gendisk *dev); extern void generic_make_request(struct bio *bio); extern void blk_rq_init(struct request_queue *q, struct request *rq); extern void blk_put_request(struct request *); @@ -665,9 +666,7 @@ extern int blk_rq_prep_clone(struct request *rq, struct request *rq_src, extern void blk_rq_unprep_clone(struct request *rq); extern int blk_insert_cloned_request(struct request_queue *q, struct request *rq); -extern void blk_plug_device(struct request_queue *); -extern void blk_plug_device_unlocked(struct request_queue *); -extern int blk_remove_plug(struct request_queue *); +extern void blk_delay_queue(struct request_queue *, unsigned long); extern void blk_recount_segments(struct request_queue *, struct bio *); extern int scsi_cmd_ioctl(struct request_queue *, struct gendisk *, fmode_t, unsigned int, void __user *); @@ -697,8 +696,9 @@ extern void blk_start_queue(struct request_queue *q); extern void blk_stop_queue(struct request_queue *q); extern void blk_sync_queue(struct request_queue *q); extern void __blk_stop_queue(struct request_queue *q); -extern void __blk_run_queue(struct request_queue *); +extern void __blk_run_queue(struct request_queue *q); extern void blk_run_queue(struct request_queue *); +extern void blk_run_queue_async(struct request_queue *q); extern int blk_rq_map_user(struct request_queue *, struct request *, struct rq_map_data *, void __user *, unsigned long, gfp_t); @@ -711,7 +711,6 @@ extern int blk_execute_rq(struct request_queue *, struct gendisk *, struct request *, int); extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *, struct request *, int, rq_end_io_fn *); -extern void blk_unplug(struct request_queue *q); static inline struct request_queue *bdev_get_queue(struct block_device *bdev) { @@ -806,6 +805,7 @@ extern struct request_queue *blk_init_allocated_queue(struct request_queue *, extern void blk_cleanup_queue(struct request_queue *); extern void blk_queue_make_request(struct request_queue *, make_request_fn *); extern void blk_queue_bounce_limit(struct request_queue *, u64); +extern void blk_limits_max_hw_sectors(struct queue_limits *, unsigned int); extern void blk_queue_max_hw_sectors(struct request_queue *, unsigned int); extern void blk_queue_max_segments(struct request_queue *, unsigned short); extern void blk_queue_max_segment_size(struct request_queue *, unsigned int); @@ -847,7 +847,6 @@ extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bd extern int blk_rq_map_sg(struct request_queue *, struct request *, struct scatterlist *); extern void blk_dump_rq_flags(struct request *, char *); -extern void generic_unplug_device(struct request_queue *); extern long nr_blockdev_pages(void); int blk_get_queue(struct request_queue *); @@ -855,6 +854,44 @@ struct request_queue *blk_alloc_queue(gfp_t); struct request_queue *blk_alloc_queue_node(gfp_t, int); extern void blk_put_queue(struct request_queue *); +struct blk_plug { + unsigned long magic; + struct list_head list; + struct list_head cb_list; + unsigned int should_sort; +}; +struct blk_plug_cb { + struct list_head list; + void (*callback)(struct blk_plug_cb *); +}; + +extern void blk_start_plug(struct blk_plug *); +extern void blk_finish_plug(struct blk_plug *); +extern void blk_flush_plug_list(struct blk_plug *, bool); + +static inline void blk_flush_plug(struct task_struct *tsk) +{ + struct blk_plug *plug = tsk->plug; + + if (plug) + blk_flush_plug_list(plug, false); +} + +static inline void blk_schedule_flush_plug(struct task_struct *tsk) +{ + struct blk_plug *plug = tsk->plug; + + if (plug) + blk_flush_plug_list(plug, true); +} + +static inline bool blk_needs_flush_plug(struct task_struct *tsk) +{ + struct blk_plug *plug = tsk->plug; + + return plug && (!list_empty(&plug->list) || !list_empty(&plug->cb_list)); +} + /* * tag stuff */ @@ -891,6 +928,14 @@ static inline int sb_issue_discard(struct super_block *sb, sector_t block, nr_blocks << (sb->s_blocksize_bits - 9), gfp_mask, flags); } +static inline int sb_issue_zeroout(struct super_block *sb, sector_t block, + sector_t nr_blocks, gfp_t gfp_mask) +{ + return blkdev_issue_zeroout(sb->s_bdev, + block << (sb->s_blocksize_bits - 9), + nr_blocks << (sb->s_blocksize_bits - 9), + gfp_mask); +} extern int blk_verify_command(unsigned char *cmd, fmode_t has_write_perm); @@ -1077,7 +1122,6 @@ static inline void put_dev_sector(Sector p) struct work_struct; int kblockd_schedule_work(struct request_queue *q, struct work_struct *work); -int kblockd_schedule_delayed_work(struct request_queue *q, struct delayed_work *dwork, unsigned long delay); #ifdef CONFIG_BLK_CGROUP /* @@ -1125,8 +1169,6 @@ static inline uint64_t rq_io_start_time_ns(struct request *req) extern int blk_throtl_init(struct request_queue *q); extern void blk_throtl_exit(struct request_queue *q); extern int blk_throtl_bio(struct request_queue *q, struct bio **bio); -extern void throtl_schedule_delayed_work(struct request_queue *q, unsigned long delay); -extern void throtl_shutdown_timer_wq(struct request_queue *q); #else /* CONFIG_BLK_DEV_THROTTLING */ static inline int blk_throtl_bio(struct request_queue *q, struct bio **bio) { @@ -1135,8 +1177,6 @@ static inline int blk_throtl_bio(struct request_queue *q, struct bio **bio) static inline int blk_throtl_init(struct request_queue *q) { return 0; } static inline int blk_throtl_exit(struct request_queue *q) { return 0; } -static inline void throtl_schedule_delayed_work(struct request_queue *q, unsigned long delay) {} -static inline void throtl_shutdown_timer_wq(struct request_queue *q) {} #endif /* CONFIG_BLK_DEV_THROTTLING */ #define MODULE_ALIAS_BLOCKDEV(major,minor) \ @@ -1179,6 +1219,7 @@ struct blk_integrity { struct kobject kobj; }; +extern bool blk_integrity_is_initialized(struct gendisk *); extern int blk_integrity_register(struct gendisk *, struct blk_integrity *); extern void blk_integrity_unregister(struct gendisk *); extern int blk_integrity_compare(struct gendisk *, struct gendisk *); @@ -1235,6 +1276,7 @@ queue_max_integrity_segments(struct request_queue *q) #define queue_max_integrity_segments(a) (0) #define blk_integrity_merge_rq(a, b, c) (0) #define blk_integrity_merge_bio(a, b, c) (0) +#define blk_integrity_is_initialized(a) (0) #endif /* CONFIG_BLK_DEV_INTEGRITY */ @@ -1245,6 +1287,9 @@ struct block_device_operations { int (*compat_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long); int (*direct_access) (struct block_device *, sector_t, void **, unsigned long *); + unsigned int (*check_events) (struct gendisk *disk, + unsigned int clearing); + /* ->media_changed() is DEPRECATED, use ->check_events() instead */ int (*media_changed) (struct gendisk *); void (*unlock_native_capacity) (struct gendisk *); int (*revalidate_disk) (struct gendisk *); @@ -1267,6 +1312,31 @@ static inline long nr_blockdev_pages(void) return 0; } +struct blk_plug { +}; + +static inline void blk_start_plug(struct blk_plug *plug) +{ +} + +static inline void blk_finish_plug(struct blk_plug *plug) +{ +} + +static inline void blk_flush_plug(struct task_struct *task) +{ +} + +static inline void blk_schedule_flush_plug(struct task_struct *task) +{ +} + + +static inline bool blk_needs_flush_plug(struct task_struct *tsk) +{ + return false; +} + #endif /* CONFIG_BLOCK */ #endif diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index 3395cf7130f5..b22fb0d3db0f 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -245,7 +245,6 @@ static inline int blk_cmd_buf_len(struct request *rq) extern void blk_dump_cmd(char *buf, struct request *rq); extern void blk_fill_rwbs(char *rwbs, u32 rw, int bytes); -extern void blk_fill_rwbs_rq(char *rwbs, struct request *rq); #endif /* CONFIG_EVENT_TRACING && CONFIG_BLOCK */ diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 266ab9291232..01eca1794e14 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -19,10 +19,6 @@ extern unsigned long min_low_pfn; */ extern unsigned long max_pfn; -#ifdef CONFIG_CRASH_DUMP -extern unsigned long saved_max_pfn; -#endif - #ifndef CONFIG_NO_BOOTMEM /* * node_bootmem_map is a map pointer - the bits represent all physical @@ -105,6 +101,8 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat, #define alloc_bootmem(x) \ __alloc_bootmem(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) +#define alloc_bootmem_align(x, align) \ + __alloc_bootmem(x, align, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_nopanic(x) \ __alloc_bootmem_nopanic(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_pages(x) \ @@ -113,6 +111,8 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat, __alloc_bootmem_nopanic(x, PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_node(pgdat, x) \ __alloc_bootmem_node(pgdat, x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) +#define alloc_bootmem_node_nopanic(pgdat, x) \ + __alloc_bootmem_node_nopanic(pgdat, x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_pages_node(pgdat, x) \ __alloc_bootmem_node(pgdat, x, PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) #define alloc_bootmem_pages_node_nopanic(pgdat, x) \ diff --git a/include/linux/bsearch.h b/include/linux/bsearch.h new file mode 100644 index 000000000000..90b1aa867224 --- /dev/null +++ b/include/linux/bsearch.h @@ -0,0 +1,9 @@ +#ifndef _LINUX_BSEARCH_H +#define _LINUX_BSEARCH_H + +#include <linux/types.h> + +void *bsearch(const void *key, const void *base, size_t num, size_t size, + int (*cmp)(const void *key, const void *elt)); + +#endif /* _LINUX_BSEARCH_H */ diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index dd1b25b2641c..f5df23561b96 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -212,7 +212,6 @@ int generic_write_end(struct file *, struct address_space *, loff_t, unsigned, unsigned, struct page *, void *); void page_zero_new_buffers(struct page *page, unsigned from, unsigned to); -int block_prepare_write(struct page*, unsigned, unsigned, get_block_t*); int cont_write_begin(struct file *, struct address_space *, loff_t, unsigned, unsigned, struct page **, void **, get_block_t *, loff_t *); @@ -220,7 +219,6 @@ int generic_cont_expand_simple(struct inode *inode, loff_t size); int block_commit_write(struct page *page, unsigned from, unsigned to); int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf, get_block_t get_block); -void block_sync_page(struct page *); sector_t generic_block_bmap(struct address_space *, sector_t, get_block_t *); int block_truncate_page(struct address_space *, loff_t, get_block_t *); int nobh_write_begin(struct address_space *, loff_t, unsigned, unsigned, diff --git a/include/linux/caif/Kbuild b/include/linux/caif/Kbuild new file mode 100644 index 000000000000..a9cf250689dc --- /dev/null +++ b/include/linux/caif/Kbuild @@ -0,0 +1,2 @@ +header-y += caif_socket.h +header-y += if_caif.h diff --git a/include/linux/can/core.h b/include/linux/can/core.h index 6c507bea275f..5ce6b5d62ecc 100644 --- a/include/linux/can/core.h +++ b/include/linux/can/core.h @@ -36,16 +36,16 @@ * @prot: pointer to struct proto structure. */ struct can_proto { - int type; - int protocol; - struct proto_ops *ops; - struct proto *prot; + int type; + int protocol; + const struct proto_ops *ops; + struct proto *prot; }; /* function prototypes for the CAN networklayer core (af_can.c) */ -extern int can_proto_register(struct can_proto *cp); -extern void can_proto_unregister(struct can_proto *cp); +extern int can_proto_register(const struct can_proto *cp); +extern void can_proto_unregister(const struct can_proto *cp); extern int can_rx_register(struct net_device *dev, canid_t can_id, canid_t mask, @@ -58,5 +58,6 @@ extern void can_rx_unregister(struct net_device *dev, canid_t can_id, void *data); extern int can_send(struct sk_buff *skb, int loop); +extern int can_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); #endif /* CAN_CORE_H */ diff --git a/include/linux/can/error.h b/include/linux/can/error.h index d4127fd9e681..5958074302a4 100644 --- a/include/linux/can/error.h +++ b/include/linux/can/error.h @@ -51,7 +51,7 @@ #define CAN_ERR_PROT_BIT1 0x10 /* unable to send recessive bit */ #define CAN_ERR_PROT_OVERLOAD 0x20 /* bus overload */ #define CAN_ERR_PROT_ACTIVE 0x40 /* active error announcement */ -#define CAN_ERR_PROT_TX 0x80 /* error occured on transmission */ +#define CAN_ERR_PROT_TX 0x80 /* error occurred on transmission */ /* error in CAN protocol (location) / data[3] */ #define CAN_ERR_PROT_LOC_UNSPEC 0x00 /* unspecified */ diff --git a/include/linux/can/netlink.h b/include/linux/can/netlink.h index 3250de935e1a..34542d374dd8 100644 --- a/include/linux/can/netlink.h +++ b/include/linux/can/netlink.h @@ -17,7 +17,7 @@ /* * CAN bit-timing parameters * - * For futher information, please read chapter "8 BIT TIMING + * For further information, please read chapter "8 BIT TIMING * REQUIREMENTS" of the "Bosch CAN Specification version 2.0" * at http://www.semiconductors.bosch.de/pdf/can2spec.pdf. */ diff --git a/include/linux/can/platform/mcp251x.h b/include/linux/can/platform/mcp251x.h index 8e20540043f5..089fe43211a4 100644 --- a/include/linux/can/platform/mcp251x.h +++ b/include/linux/can/platform/mcp251x.h @@ -12,6 +12,7 @@ /** * struct mcp251x_platform_data - MCP251X SPI CAN controller platform data * @oscillator_frequency: - oscillator frequency in Hz + * @irq_flags: - IRQF configuration flags * @board_specific_setup: - called before probing the chip (power,reset) * @transceiver_enable: - called to power on/off the transceiver * @power_enable: - called to power on/off the mcp *and* the @@ -24,6 +25,7 @@ struct mcp251x_platform_data { unsigned long oscillator_frequency; + unsigned long irq_flags; int (*board_specific_setup)(struct spi_device *spi); int (*transceiver_enable)(int enable); int (*power_enable) (int enable); diff --git a/include/linux/capability.h b/include/linux/capability.h index 90012b9ddbf3..4554db0cde86 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -246,7 +246,6 @@ struct cpu_vfs_cap_data { /* Allow configuration of the secure attention key */ /* Allow administration of the random device */ /* Allow examination and configuration of disk quotas */ -/* Allow configuring the kernel's syslog (printk behaviour) */ /* Allow setting the domainname */ /* Allow setting the hostname */ /* Allow calling bdflush() */ @@ -352,7 +351,16 @@ struct cpu_vfs_cap_data { #define CAP_MAC_ADMIN 33 -#define CAP_LAST_CAP CAP_MAC_ADMIN +/* Allow configuring the kernel's syslog (printk behaviour) */ + +#define CAP_SYSLOG 34 + +/* Allow triggering something that will wake the system */ + +#define CAP_WAKE_ALARM 35 + + +#define CAP_LAST_CAP CAP_WAKE_ALARM #define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP) @@ -365,6 +373,15 @@ struct cpu_vfs_cap_data { #ifdef __KERNEL__ +struct dentry; +struct user_namespace; + +struct user_namespace *current_user_ns(void); + +extern const kernel_cap_t __cap_empty_set; +extern const kernel_cap_t __cap_full_set; +extern const kernel_cap_t __cap_init_eff_set; + /* * Internal kernel functions only */ @@ -527,40 +544,16 @@ static inline kernel_cap_t cap_raise_nfsd_set(const kernel_cap_t a, cap_intersect(permitted, __cap_nfsd_set)); } -extern const kernel_cap_t __cap_empty_set; -extern const kernel_cap_t __cap_full_set; -extern const kernel_cap_t __cap_init_eff_set; - -/** - * has_capability - Determine if a task has a superior capability available - * @t: The task in question - * @cap: The capability to be tested for - * - * Return true if the specified task has the given superior capability - * currently in effect, false if not. - * - * Note that this does not set PF_SUPERPRIV on the task. - */ -#define has_capability(t, cap) (security_real_capable((t), (cap)) == 0) - -/** - * has_capability_noaudit - Determine if a task has a superior capability available (unaudited) - * @t: The task in question - * @cap: The capability to be tested for - * - * Return true if the specified task has the given superior capability - * currently in effect, false if not, but don't write an audit message for the - * check. - * - * Note that this does not set PF_SUPERPRIV on the task. - */ -#define has_capability_noaudit(t, cap) \ - (security_real_capable_noaudit((t), (cap)) == 0) - -extern int capable(int cap); +extern bool has_capability(struct task_struct *t, int cap); +extern bool has_ns_capability(struct task_struct *t, + struct user_namespace *ns, int cap); +extern bool has_capability_noaudit(struct task_struct *t, int cap); +extern bool capable(int cap); +extern bool ns_capable(struct user_namespace *ns, int cap); +extern bool task_ns_capable(struct task_struct *t, int cap); +extern bool nsown_capable(int cap); /* audit system wants to get cap info from files as well */ -struct dentry; extern int get_vfs_caps_from_disk(const struct dentry *dentry, struct cpu_vfs_cap_data *cpu_caps); #endif /* __KERNEL__ */ diff --git a/include/linux/cdev.h b/include/linux/cdev.h index f389e319a454..fb4591977b03 100644 --- a/include/linux/cdev.h +++ b/include/linux/cdev.h @@ -28,8 +28,6 @@ int cdev_add(struct cdev *, dev_t, unsigned); void cdev_del(struct cdev *); -int cdev_index(struct inode *inode); - void cd_forget(struct inode *); extern struct backing_dev_info directly_mappable_cdev_bdi; diff --git a/include/linux/cdk.h b/include/linux/cdk.h index 0908daf7bf56..80093a8d4f64 100644 --- a/include/linux/cdk.h +++ b/include/linux/cdk.h @@ -149,7 +149,7 @@ typedef struct cdkhdr { /* * Define the memory mapping structure. This structure is pointed to by * the memp field in the stlcdkhdr struct. As many as these structures - * as required are layed out in shared memory to define how the rest of + * as required are laid out in shared memory to define how the rest of * shared memory is divided up. There will be one for each port. */ typedef struct cdkmem { diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h index 78e904796622..35eae4b67503 100644 --- a/include/linux/cdrom.h +++ b/include/linux/cdrom.h @@ -946,6 +946,8 @@ struct cdrom_device_info { /* device-related storage */ unsigned int options : 30; /* options flags */ unsigned mc_flags : 2; /* media change buffer flags */ + unsigned int vfs_events; /* cached events for vfs path */ + unsigned int ioctl_events; /* cached events for ioctl path */ int use_count; /* number of times device opened */ char name[20]; /* name of the device type */ /* per-device flags */ @@ -965,6 +967,8 @@ struct cdrom_device_ops { int (*open) (struct cdrom_device_info *, int); void (*release) (struct cdrom_device_info *); int (*drive_status) (struct cdrom_device_info *, int); + unsigned int (*check_events) (struct cdrom_device_info *cdi, + unsigned int clearing, int slot); int (*media_changed) (struct cdrom_device_info *, int); int (*tray_move) (struct cdrom_device_info *, int); int (*lock_door) (struct cdrom_device_info *, int); @@ -993,6 +997,8 @@ extern int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev, extern void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode); extern int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg); +extern unsigned int cdrom_check_events(struct cdrom_device_info *cdi, + unsigned int clearing); extern int cdrom_media_changed(struct cdrom_device_info *); extern int register_cdrom(struct cdrom_device_info *cdi); diff --git a/include/linux/ceph/auth.h b/include/linux/ceph/auth.h index 7fff521d7eb5..aa13392a7efb 100644 --- a/include/linux/ceph/auth.h +++ b/include/linux/ceph/auth.h @@ -67,12 +67,12 @@ struct ceph_auth_client { bool negotiating; /* true if negotiating protocol */ const char *name; /* entity name */ u64 global_id; /* our unique id in system */ - const char *secret; /* our secret key */ + const struct ceph_crypto_key *key; /* our secret key */ unsigned want_keys; /* which services we want */ }; extern struct ceph_auth_client *ceph_auth_init(const char *name, - const char *secret); + const struct ceph_crypto_key *key); extern void ceph_auth_destroy(struct ceph_auth_client *ac); extern void ceph_auth_reset(struct ceph_auth_client *ac); diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index c3c74aef289d..b8e995fbd867 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -43,6 +43,10 @@ #define CEPH_FEATURE_NOSRCADDR (1<<1) #define CEPH_FEATURE_MONCLOCKCHECK (1<<2) #define CEPH_FEATURE_FLOCK (1<<3) +#define CEPH_FEATURE_SUBSCRIBE2 (1<<4) +#define CEPH_FEATURE_MONNAMES (1<<5) +#define CEPH_FEATURE_RECONNECT_SEQ (1<<6) +#define CEPH_FEATURE_DIRLAYOUTHASH (1<<7) /* @@ -55,10 +59,10 @@ struct ceph_file_layout { __le32 fl_stripe_count; /* over this many objects */ __le32 fl_object_size; /* until objects are this big, then move to new objects */ - __le32 fl_cas_hash; /* 0 = none; 1 = sha256 */ + __le32 fl_cas_hash; /* UNUSED. 0 = none; 1 = sha256 */ /* pg -> disk layout */ - __le32 fl_object_stripe_unit; /* for per-object parity, if any */ + __le32 fl_object_stripe_unit; /* UNUSED. for per-object parity, if any */ /* object -> pg layout */ __le32 fl_pg_preferred; /* preferred primary for pg (-1 for none) */ @@ -69,6 +73,12 @@ struct ceph_file_layout { int ceph_file_layout_is_valid(const struct ceph_file_layout *layout); +struct ceph_dir_layout { + __u8 dl_dir_hash; /* see ceph_hash.h for ids */ + __u8 dl_unused1; + __u16 dl_unused2; + __u32 dl_unused3; +} __attribute__ ((packed)); /* crypto algorithms */ #define CEPH_CRYPTO_NONE 0x0 @@ -126,9 +136,18 @@ int ceph_file_layout_is_valid(const struct ceph_file_layout *layout); /* osd */ -#define CEPH_MSG_OSD_MAP 41 -#define CEPH_MSG_OSD_OP 42 -#define CEPH_MSG_OSD_OPREPLY 43 +#define CEPH_MSG_OSD_MAP 41 +#define CEPH_MSG_OSD_OP 42 +#define CEPH_MSG_OSD_OPREPLY 43 +#define CEPH_MSG_WATCH_NOTIFY 44 + + +/* watch-notify operations */ +enum { + WATCH_NOTIFY = 1, /* notifying watcher */ + WATCH_NOTIFY_COMPLETE = 2, /* notifier notified when done */ +}; + /* pool operations */ enum { @@ -203,8 +222,10 @@ struct ceph_client_mount { struct ceph_mon_request_header monhdr; } __attribute__ ((packed)); +#define CEPH_SUBSCRIBE_ONETIME 1 /* i want only 1 update after have */ + struct ceph_mon_subscribe_item { - __le64 have_version; __le64 have; + __le64 have_version; __le64 have; __u8 onetime; } __attribute__ ((packed)); @@ -457,7 +478,7 @@ struct ceph_mds_reply_inode { struct ceph_timespec rctime; struct ceph_frag_tree_head fragtree; /* (must be at end of struct) */ } __attribute__ ((packed)); -/* followed by frag array, then symlink string, then xattr blob */ +/* followed by frag array, symlink string, dir layout, xattr blob */ /* reply_lease follows dname, and reply_inode */ struct ceph_mds_reply_lease { diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h index f22b2e941686..6365f041745b 100644 --- a/include/linux/ceph/libceph.h +++ b/include/linux/ceph/libceph.h @@ -61,7 +61,7 @@ struct ceph_options { pointer type of args */ int num_mon; char *name; - char *secret; + struct ceph_crypto_key *key; }; /* @@ -71,7 +71,6 @@ struct ceph_options { #define CEPH_OSD_TIMEOUT_DEFAULT 60 /* seconds */ #define CEPH_OSD_KEEPALIVE_DEFAULT 5 #define CEPH_OSD_IDLE_TTL_DEFAULT 60 -#define CEPH_MOUNT_RSIZE_DEFAULT (512*1024) /* readahead */ #define CEPH_MSG_MAX_FRONT_LEN (16*1024*1024) #define CEPH_MSG_MAX_DATA_LEN (16*1024*1024) @@ -227,9 +226,10 @@ extern int ceph_open_session(struct ceph_client *client); extern void ceph_release_page_vector(struct page **pages, int num_pages); extern struct page **ceph_get_direct_page_vector(const char __user *data, - int num_pages, - loff_t off, size_t len); -extern void ceph_put_page_vector(struct page **pages, int num_pages); + int num_pages, + bool write_page); +extern void ceph_put_page_vector(struct page **pages, int num_pages, + bool dirty); extern void ceph_release_page_vector(struct page **pages, int num_pages); extern struct page **ceph_alloc_page_vector(int num_pages, gfp_t flags); extern int ceph_copy_user_to_page_vector(struct page **pages, diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h index 5956d62c3057..31d91a64838b 100644 --- a/include/linux/ceph/messenger.h +++ b/include/linux/ceph/messenger.h @@ -82,6 +82,7 @@ struct ceph_msg { struct ceph_buffer *middle; struct page **pages; /* data payload. NOT OWNER. */ unsigned nr_pages; /* size of page array */ + unsigned page_alignment; /* io offset in first page */ struct ceph_pagelist *pagelist; /* instead of pages */ struct list_head list_head; struct kref kref; @@ -109,17 +110,12 @@ struct ceph_msg_pos { /* * ceph_connection state bit flags - * - * QUEUED and BUSY are used together to ensure that only a single - * thread is currently opening, reading or writing data to the socket. */ #define LOSSYTX 0 /* we can close channel or drop messages on errors */ #define CONNECTING 1 #define NEGOTIATING 2 #define KEEPALIVE_PENDING 3 #define WRITE_PENDING 4 /* we have data ready to send */ -#define QUEUED 5 /* there is work queued on this connection */ -#define BUSY 6 /* work is being done */ #define STANDBY 8 /* no outgoing messages, socket closed. we keep * the ceph_connection around to maintain shared * state with the peer. */ @@ -127,6 +123,7 @@ struct ceph_msg_pos { #define SOCK_CLOSED 11 /* socket state changed to closed */ #define OPENING 13 /* open connection w/ (possibly new) peer */ #define DEAD 14 /* dead, about to kfree */ +#define BACKOFF 15 /* * A single connection with another host. @@ -164,7 +161,6 @@ struct ceph_connection { struct list_head out_queue; struct list_head out_sent; /* sending or sent but unacked */ u64 out_seq; /* last message queued for send */ - bool out_keepalive_pending; u64 in_seq, in_seq_acked; /* last message received, acked */ diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 6c91fb032c39..f88eacb111d4 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -32,6 +32,7 @@ struct ceph_osd { struct rb_node o_node; struct ceph_connection o_con; struct list_head o_requests; + struct list_head o_linger_requests; struct list_head o_osd_lru; struct ceph_authorizer *o_authorizer; void *o_authorizer_buf, *o_authorizer_reply_buf; @@ -47,6 +48,8 @@ struct ceph_osd_request { struct rb_node r_node; struct list_head r_req_lru_item; struct list_head r_osd_item; + struct list_head r_linger_item; + struct list_head r_linger_osd; struct ceph_osd *r_osd; struct ceph_pg r_pgid; int r_pg_osds[CEPH_PG_MAX_SIZE]; @@ -59,6 +62,7 @@ struct ceph_osd_request { int r_flags; /* any additional flags for the osd */ u32 r_sent; /* >0 if r_request is sending/sent */ int r_got_reply; + int r_linger; struct ceph_osd_client *r_osdc; struct kref r_kref; @@ -74,11 +78,11 @@ struct ceph_osd_request { char r_oid[40]; /* object name */ int r_oid_len; unsigned long r_stamp; /* send OR check time */ - bool r_resend; /* msg send failed, needs retry */ struct ceph_file_layout r_file_layout; struct ceph_snap_context *r_snapc; /* snap context for writes */ unsigned r_num_pages; /* size of page array (follows) */ + unsigned r_page_alignment; /* io offset in first page */ struct page **r_pages; /* pages for data payload */ int r_pages_from_pool; int r_own_pages; /* if true, i own page list */ @@ -89,6 +93,26 @@ struct ceph_osd_request { struct ceph_pagelist *r_trail; /* trailing part of the data */ }; +struct ceph_osd_event { + u64 cookie; + int one_shot; + struct ceph_osd_client *osdc; + void (*cb)(u64, u64, u8, void *); + void *data; + struct rb_node node; + struct list_head osd_node; + struct kref kref; + struct completion completion; +}; + +struct ceph_osd_event_work { + struct work_struct work; + struct ceph_osd_event *event; + u64 ver; + u64 notify_id; + u8 opcode; +}; + struct ceph_osd_client { struct ceph_client *client; @@ -103,7 +127,10 @@ struct ceph_osd_client { u64 timeout_tid; /* tid of timeout triggering rq */ u64 last_tid; /* tid of last request */ struct rb_root requests; /* pending requests */ - struct list_head req_lru; /* pending requests lru */ + struct list_head req_lru; /* in-flight lru */ + struct list_head req_unsent; /* unsent/need-resend queue */ + struct list_head req_notarget; /* map to no osd */ + struct list_head req_linger; /* lingering requests */ int num_requests; struct delayed_work timeout_work; struct delayed_work osds_timeout_work; @@ -115,6 +142,12 @@ struct ceph_osd_client { struct ceph_msgpool msgpool_op; struct ceph_msgpool msgpool_op_reply; + + spinlock_t event_lock; + struct rb_root event_tree; + u64 event_count; + + struct workqueue_struct *notify_wq; }; struct ceph_osd_req_op { @@ -149,6 +182,13 @@ struct ceph_osd_req_op { struct { u64 snapid; } snap; + struct { + u64 cookie; + u64 ver; + __u8 flag; + u32 prot_ver; + u32 timeout; + } watch; }; u32 payload_len; }; @@ -194,7 +234,13 @@ extern struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *, int do_sync, u32 truncate_seq, u64 truncate_size, struct timespec *mtime, - bool use_mempool, int num_reply); + bool use_mempool, int num_reply, + int page_align); + +extern void ceph_osdc_set_request_linger(struct ceph_osd_client *osdc, + struct ceph_osd_request *req); +extern void ceph_osdc_unregister_linger_request(struct ceph_osd_client *osdc, + struct ceph_osd_request *req); static inline void ceph_osdc_get_request(struct ceph_osd_request *req) { @@ -218,7 +264,8 @@ extern int ceph_osdc_readpages(struct ceph_osd_client *osdc, struct ceph_file_layout *layout, u64 off, u64 *plen, u32 truncate_seq, u64 truncate_size, - struct page **pages, int nr_pages); + struct page **pages, int nr_pages, + int page_align); extern int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino, @@ -230,5 +277,14 @@ extern int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct page **pages, int nr_pages, int flags, int do_sync, bool nofail); +/* watch/notify events */ +extern int ceph_osdc_create_event(struct ceph_osd_client *osdc, + void (*event_cb)(u64, u64, u8, void *), + int one_shot, void *data, + struct ceph_osd_event **pevent); +extern void ceph_osdc_cancel_event(struct ceph_osd_event *event); +extern int ceph_osdc_wait_event(struct ceph_osd_event *event, + unsigned long timeout); +extern void ceph_osdc_put_event(struct ceph_osd_event *event); #endif diff --git a/include/linux/ceph/rados.h b/include/linux/ceph/rados.h index 6d5247f2e81b..0a99099801a4 100644 --- a/include/linux/ceph/rados.h +++ b/include/linux/ceph/rados.h @@ -12,9 +12,9 @@ * osdmap encoding versions */ #define CEPH_OSDMAP_INC_VERSION 5 -#define CEPH_OSDMAP_INC_VERSION_EXT 5 +#define CEPH_OSDMAP_INC_VERSION_EXT 6 #define CEPH_OSDMAP_VERSION 5 -#define CEPH_OSDMAP_VERSION_EXT 5 +#define CEPH_OSDMAP_VERSION_EXT 6 /* * fs id @@ -181,9 +181,17 @@ enum { /* read */ CEPH_OSD_OP_READ = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 1, CEPH_OSD_OP_STAT = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 2, + CEPH_OSD_OP_MAPEXT = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 3, /* fancy read */ - CEPH_OSD_OP_MASKTRUNC = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 4, + CEPH_OSD_OP_MASKTRUNC = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 4, + CEPH_OSD_OP_SPARSE_READ = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 5, + + CEPH_OSD_OP_NOTIFY = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 6, + CEPH_OSD_OP_NOTIFY_ACK = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 7, + + /* versioning */ + CEPH_OSD_OP_ASSERT_VER = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_DATA | 8, /* write */ CEPH_OSD_OP_WRITE = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_DATA | 1, @@ -205,6 +213,8 @@ enum { CEPH_OSD_OP_CREATE = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_DATA | 13, CEPH_OSD_OP_ROLLBACK= CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_DATA | 14, + CEPH_OSD_OP_WATCH = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_DATA | 15, + /** attrs **/ /* read */ CEPH_OSD_OP_GETXATTR = CEPH_OSD_OP_MODE_RD | CEPH_OSD_OP_TYPE_ATTR | 1, @@ -218,11 +228,14 @@ enum { CEPH_OSD_OP_RMXATTR = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_ATTR | 4, /** subop **/ - CEPH_OSD_OP_PULL = CEPH_OSD_OP_MODE_SUB | 1, - CEPH_OSD_OP_PUSH = CEPH_OSD_OP_MODE_SUB | 2, - CEPH_OSD_OP_BALANCEREADS = CEPH_OSD_OP_MODE_SUB | 3, - CEPH_OSD_OP_UNBALANCEREADS = CEPH_OSD_OP_MODE_SUB | 4, - CEPH_OSD_OP_SCRUB = CEPH_OSD_OP_MODE_SUB | 5, + CEPH_OSD_OP_PULL = CEPH_OSD_OP_MODE_SUB | 1, + CEPH_OSD_OP_PUSH = CEPH_OSD_OP_MODE_SUB | 2, + CEPH_OSD_OP_BALANCEREADS = CEPH_OSD_OP_MODE_SUB | 3, + CEPH_OSD_OP_UNBALANCEREADS = CEPH_OSD_OP_MODE_SUB | 4, + CEPH_OSD_OP_SCRUB = CEPH_OSD_OP_MODE_SUB | 5, + CEPH_OSD_OP_SCRUB_RESERVE = CEPH_OSD_OP_MODE_SUB | 6, + CEPH_OSD_OP_SCRUB_UNRESERVE = CEPH_OSD_OP_MODE_SUB | 7, + CEPH_OSD_OP_SCRUB_STOP = CEPH_OSD_OP_MODE_SUB | 8, /** lock **/ CEPH_OSD_OP_WRLOCK = CEPH_OSD_OP_MODE_WR | CEPH_OSD_OP_TYPE_LOCK | 1, @@ -328,6 +341,8 @@ enum { CEPH_OSD_CMPXATTR_MODE_U64 = 2 }; +#define RADOS_NOTIFY_VER 1 + /* * an individual object operation. each may be accompanied by some data * payload @@ -359,7 +374,12 @@ struct ceph_osd_op { struct { __le64 snapid; } __attribute__ ((packed)) snap; - }; + struct { + __le64 cookie; + __le64 ver; + __u8 flag; /* 0 = unwatch, 1 = watch */ + } __attribute__ ((packed)) watch; +}; __le32 payload_len; } __attribute__ ((packed)); @@ -402,4 +422,5 @@ struct ceph_osd_reply_head { } __attribute__ ((packed)); + #endif diff --git a/include/linux/cfag12864b.h b/include/linux/cfag12864b.h index 6f9f19d66591..b454dfce60d9 100644 --- a/include/linux/cfag12864b.h +++ b/include/linux/cfag12864b.h @@ -44,7 +44,7 @@ extern unsigned char * cfag12864b_buffer; /* * Get the refresh rate of the LCD * - * Returns the refresh rate (hertzs). + * Returns the refresh rate (hertz). */ extern unsigned int cfag12864b_getrate(void); diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 709dfb901d11..5ac7ebc36dbb 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -154,6 +154,10 @@ enum { * A thread in rmdir() is wating for this cgroup. */ CGRP_WAIT_ON_RMDIR, + /* + * Clone cgroup values when creating a new child cgroup + */ + CGRP_CLONE_CHILDREN, }; /* which pidlist file are we talking about? */ @@ -236,7 +240,7 @@ struct cgroup { /* For RCU-protected deletion */ struct rcu_head rcu_head; - /* List of events which userspace want to recieve */ + /* List of events which userspace want to receive */ struct list_head event_list; spinlock_t event_list_lock; }; @@ -470,7 +474,8 @@ struct cgroup_subsys { struct cgroup *old_cgrp, struct task_struct *tsk, bool threadgroup); void (*fork)(struct cgroup_subsys *ss, struct task_struct *task); - void (*exit)(struct cgroup_subsys *ss, struct task_struct *task); + void (*exit)(struct cgroup_subsys *ss, struct cgroup *cgrp, + struct cgroup *old_cgrp, struct task_struct *task); int (*populate)(struct cgroup_subsys *ss, struct cgroup *cgrp); void (*post_clone)(struct cgroup_subsys *ss, struct cgroup *cgrp); @@ -560,7 +565,7 @@ struct cgroup_iter { /* * To iterate across the tasks in a cgroup: * - * 1) call cgroup_iter_start to intialize an iterator + * 1) call cgroup_iter_start to initialize an iterator * * 2) call cgroup_iter_next() to retrieve member tasks until it * returns NULL or until you want to end the iteration @@ -622,6 +627,7 @@ bool css_is_ancestor(struct cgroup_subsys_state *cg, /* Get id and depth of css */ unsigned short css_id(struct cgroup_subsys_state *css); unsigned short css_depth(struct cgroup_subsys_state *css); +struct cgroup_subsys_state *cgroup_css_from_dir(struct file *f, int id); #else /* !CONFIG_CGROUPS */ diff --git a/include/linux/cgroup_subsys.h b/include/linux/cgroup_subsys.h index ccefff02b6cb..cdbfcb8780ec 100644 --- a/include/linux/cgroup_subsys.h +++ b/include/linux/cgroup_subsys.h @@ -65,4 +65,8 @@ SUBSYS(net_cls) SUBSYS(blkio) #endif +#ifdef CONFIG_CGROUP_PERF +SUBSYS(perf) +#endif + /* */ diff --git a/include/linux/clkdev.h b/include/linux/clkdev.h new file mode 100644 index 000000000000..457bcb0a310a --- /dev/null +++ b/include/linux/clkdev.h @@ -0,0 +1,36 @@ +/* + * include/linux/clkdev.h + * + * Copyright (C) 2008 Russell King. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Helper for the clk API to assist looking up a struct clk. + */ +#ifndef __CLKDEV_H +#define __CLKDEV_H + +#include <asm/clkdev.h> + +struct clk; +struct device; + +struct clk_lookup { + struct list_head node; + const char *dev_id; + const char *con_id; + struct clk *clk; +}; + +struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id, + const char *dev_fmt, ...); + +void clkdev_add(struct clk_lookup *cl); +void clkdev_drop(struct clk_lookup *cl); + +void clkdev_add_table(struct clk_lookup *, size_t); +int clk_add_alias(const char *, const char *, char *, struct device *); + +#endif diff --git a/include/linux/clockchips.h b/include/linux/clockchips.h index fc53492b6ad7..d6733e27af34 100644 --- a/include/linux/clockchips.h +++ b/include/linux/clockchips.h @@ -56,46 +56,52 @@ enum clock_event_nofitiers { /** * struct clock_event_device - clock event device descriptor - * @name: ptr to clock event name - * @features: features + * @event_handler: Assigned by the framework to be called by the low + * level handler of the event source + * @set_next_event: set next event function + * @next_event: local storage for the next event in oneshot mode * @max_delta_ns: maximum delta value in ns * @min_delta_ns: minimum delta value in ns * @mult: nanosecond to cycles multiplier * @shift: nanoseconds to cycles divisor (power of two) + * @mode: operating mode assigned by the management code + * @features: features + * @retries: number of forced programming retries + * @set_mode: set mode function + * @broadcast: function to broadcast events + * @min_delta_ticks: minimum delta value in ticks stored for reconfiguration + * @max_delta_ticks: maximum delta value in ticks stored for reconfiguration + * @name: ptr to clock event name * @rating: variable to rate clock event devices * @irq: IRQ number (only for non CPU local devices) * @cpumask: cpumask to indicate for which CPUs this device works - * @set_next_event: set next event function - * @set_mode: set mode function - * @event_handler: Assigned by the framework to be called by the low - * level handler of the event source - * @broadcast: function to broadcast events * @list: list head for the management code - * @mode: operating mode assigned by the management code - * @next_event: local storage for the next event in oneshot mode - * @retries: number of forced programming retries */ struct clock_event_device { - const char *name; - unsigned int features; + void (*event_handler)(struct clock_event_device *); + int (*set_next_event)(unsigned long evt, + struct clock_event_device *); + ktime_t next_event; u64 max_delta_ns; u64 min_delta_ns; u32 mult; u32 shift; + enum clock_event_mode mode; + unsigned int features; + unsigned long retries; + + void (*broadcast)(const struct cpumask *mask); + void (*set_mode)(enum clock_event_mode mode, + struct clock_event_device *); + unsigned long min_delta_ticks; + unsigned long max_delta_ticks; + + const char *name; int rating; int irq; const struct cpumask *cpumask; - int (*set_next_event)(unsigned long evt, - struct clock_event_device *); - void (*set_mode)(enum clock_event_mode mode, - struct clock_event_device *); - void (*event_handler)(struct clock_event_device *); - void (*broadcast)(const struct cpumask *mask); struct list_head list; - enum clock_event_mode mode; - ktime_t next_event; - unsigned long retries; -}; +} ____cacheline_aligned; /* * Calculate a multiplication factor for scaled math, which is used to convert @@ -122,6 +128,12 @@ extern u64 clockevent_delta2ns(unsigned long latch, struct clock_event_device *evt); extern void clockevents_register_device(struct clock_event_device *dev); +extern void clockevents_config_and_register(struct clock_event_device *dev, + u32 freq, unsigned long min_delta, + unsigned long max_delta); + +extern int clockevents_update_freq(struct clock_event_device *ce, u32 freq); + extern void clockevents_exchange_device(struct clock_event_device *old, struct clock_event_device *new); extern void clockevents_set_mode(struct clock_event_device *dev, diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index c37b21ad5a3b..c918fbd33ee5 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -159,42 +159,38 @@ extern u64 timecounter_cyc2time(struct timecounter *tc, */ struct clocksource { /* - * First part of structure is read mostly + * Hotpath data, fits in a single cache line when the + * clocksource itself is cacheline aligned. */ - char *name; - struct list_head list; - int rating; cycle_t (*read)(struct clocksource *cs); - int (*enable)(struct clocksource *cs); - void (*disable)(struct clocksource *cs); + cycle_t cycle_last; cycle_t mask; u32 mult; u32 shift; u64 max_idle_ns; - unsigned long flags; - cycle_t (*vread)(void); - void (*suspend)(struct clocksource *cs); - void (*resume)(struct clocksource *cs); + #ifdef CONFIG_IA64 void *fsys_mmio; /* used by fsyscall asm code */ #define CLKSRC_FSYS_MMIO_SET(mmio, addr) ((mmio) = (addr)) #else #define CLKSRC_FSYS_MMIO_SET(mmio, addr) do { } while (0) #endif - - /* - * Second part is written at each timer interrupt - * Keep it in a different cache line to dirty no - * more than one cache line. - */ - cycle_t cycle_last ____cacheline_aligned_in_smp; + const char *name; + struct list_head list; + int rating; + cycle_t (*vread)(void); + int (*enable)(struct clocksource *cs); + void (*disable)(struct clocksource *cs); + unsigned long flags; + void (*suspend)(struct clocksource *cs); + void (*resume)(struct clocksource *cs); #ifdef CONFIG_CLOCKSOURCE_WATCHDOG /* Watchdog related data, used by the framework */ struct list_head wd_list; cycle_t wd_last; #endif -}; +} ____cacheline_aligned; /* * Clock source flags bits:: @@ -341,4 +337,6 @@ static inline void update_vsyscall_tz(void) extern void timekeeping_notify(struct clocksource *clock); +extern int clocksource_i8253_init(void); + #endif /* _LINUX_CLOCKSOURCE_H */ diff --git a/include/linux/cm4000_cs.h b/include/linux/cm4000_cs.h index 72bfefdbd767..3c4aac406175 100644 --- a/include/linux/cm4000_cs.h +++ b/include/linux/cm4000_cs.h @@ -20,7 +20,7 @@ typedef struct atreq { } atreq_t; -/* what is particularly stupid in the original driver is the arch-dependant +/* what is particularly stupid in the original driver is the arch-dependent * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace * will lay out the structure members differently than the 64bit kernel. * diff --git a/include/linux/cnt32_to_63.h b/include/linux/cnt32_to_63.h index 7605fdd1eb65..e3d8bf26e5eb 100644 --- a/include/linux/cnt32_to_63.h +++ b/include/linux/cnt32_to_63.h @@ -61,13 +61,31 @@ union cnt32_to_63 { * * 2) this code must not be preempted for a duration longer than the * 32-bit counter half period minus the longest period between two - * calls to this code. + * calls to this code; * * Those requirements ensure proper update to the state bit in memory. * This is usually not a problem in practice, but if it is then a kernel * timer should be scheduled to manage for this code to be executed often * enough. * + * And finally: + * + * 3) the cnt_lo argument must be seen as a globally incrementing value, + * meaning that it should be a direct reference to the counter data which + * can be evaluated according to a specific ordering within the macro, + * and not the result of a previous evaluation stored in a variable. + * + * For example, this is wrong: + * + * u32 partial = get_hw_count(); + * u64 full = cnt32_to_63(partial); + * return full; + * + * This is fine: + * + * u64 full = cnt32_to_63(get_hw_count()); + * return full; + * * Note that the top bit (bit 63) in the returned value should be considered * as garbage. It is not cleared here because callers are likely to use a * multiplier on the returned value which can get rid of the top bit diff --git a/include/linux/coda_cache.h b/include/linux/coda_cache.h deleted file mode 100644 index c910b5eb1ceb..000000000000 --- a/include/linux/coda_cache.h +++ /dev/null @@ -1,22 +0,0 @@ -/* Coda filesystem -- Linux Minicache - * - * Copyright (C) 1989 - 1997 Carnegie Mellon University - * - * Carnegie Mellon University encourages users of this software to - * contribute improvements to the Coda project. Contact Peter Braam - * <coda@cs.cmu.edu> - */ - -#ifndef _CFSNC_HEADER_ -#define _CFSNC_HEADER_ - -/* credential cache */ -void coda_cache_enter(struct inode *inode, int mask); -void coda_cache_clear_inode(struct inode *); -void coda_cache_clear_all(struct super_block *sb); -int coda_cache_check(struct inode *inode, int mask); - -/* for downcalls and attributes and lookups */ -void coda_flag_inode_children(struct inode *inode, int flag); - -#endif /* _CFSNC_HEADER_ */ diff --git a/include/linux/coda_fs_i.h b/include/linux/coda_fs_i.h deleted file mode 100644 index e35071b1de0e..000000000000 --- a/include/linux/coda_fs_i.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - * coda_fs_i.h - * - * Copyright (C) 1998 Carnegie Mellon University - * - */ - -#ifndef _LINUX_CODA_FS_I -#define _LINUX_CODA_FS_I - -#include <linux/types.h> -#include <linux/list.h> -#include <linux/spinlock.h> -#include <linux/coda.h> - -/* - * coda fs inode data - * c_lock protects accesses to c_flags, c_mapcount, c_cached_epoch, c_uid and - * c_cached_perm. - * vfs_inode is set only when the inode is created and never changes. - * c_fid is set when the inode is created and should be considered immutable. - */ -struct coda_inode_info { - struct CodaFid c_fid; /* Coda identifier */ - u_short c_flags; /* flags (see below) */ - unsigned int c_mapcount; /* nr of times this inode is mapped */ - unsigned int c_cached_epoch; /* epoch for cached permissions */ - vuid_t c_uid; /* fsuid for cached permissions */ - unsigned int c_cached_perm; /* cached access permissions */ - spinlock_t c_lock; - struct inode vfs_inode; -}; - -/* - * coda fs file private data - */ -#define CODA_MAGIC 0xC0DAC0DA -struct coda_file_info { - int cfi_magic; /* magic number */ - struct file *cfi_container; /* container file for this cnode */ - unsigned int cfi_mapcount; /* nr of times this file is mapped */ -}; - -#define CODA_FTOC(file) ((struct coda_file_info *)((file)->private_data)) - -/* flags */ -#define C_VATTR 0x1 /* Validity of vattr in inode */ -#define C_FLUSH 0x2 /* used after a flush */ -#define C_DYING 0x4 /* from venus (which died) */ -#define C_PURGE 0x8 - -int coda_cnode_make(struct inode **, struct CodaFid *, struct super_block *); -struct inode *coda_iget(struct super_block *sb, struct CodaFid *fid, struct coda_vattr *attr); -int coda_cnode_makectl(struct inode **inode, struct super_block *sb); -struct inode *coda_fid_to_inode(struct CodaFid *fid, struct super_block *sb); -void coda_replace_fid(struct inode *, struct CodaFid *, struct CodaFid *); - -#endif diff --git a/include/linux/coda_linux.h b/include/linux/coda_linux.h deleted file mode 100644 index 2e914d0771b9..000000000000 --- a/include/linux/coda_linux.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Coda File System, Linux Kernel module - * - * Original version, adapted from cfs_mach.c, (C) Carnegie Mellon University - * Linux modifications (C) 1996, Peter J. Braam - * Rewritten for Linux 2.1 (C) 1997 Carnegie Mellon University - * - * Carnegie Mellon University encourages users of this software to - * contribute improvements to the Coda project. - */ - -#ifndef _LINUX_CODA_FS -#define _LINUX_CODA_FS - -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/mm.h> -#include <linux/vmalloc.h> -#include <linux/slab.h> -#include <linux/wait.h> -#include <linux/types.h> -#include <linux/fs.h> -#include <linux/coda_fs_i.h> - -/* operations */ -extern const struct inode_operations coda_dir_inode_operations; -extern const struct inode_operations coda_file_inode_operations; -extern const struct inode_operations coda_ioctl_inode_operations; - -extern const struct address_space_operations coda_file_aops; -extern const struct address_space_operations coda_symlink_aops; - -extern const struct file_operations coda_dir_operations; -extern const struct file_operations coda_file_operations; -extern const struct file_operations coda_ioctl_operations; - -/* operations shared over more than one file */ -int coda_open(struct inode *i, struct file *f); -int coda_release(struct inode *i, struct file *f); -int coda_permission(struct inode *inode, int mask); -int coda_revalidate_inode(struct dentry *); -int coda_getattr(struct vfsmount *, struct dentry *, struct kstat *); -int coda_setattr(struct dentry *, struct iattr *); - -/* this file: heloers */ -char *coda_f2s(struct CodaFid *f); -int coda_isroot(struct inode *i); -int coda_iscontrol(const char *name, size_t length); - -void coda_vattr_to_iattr(struct inode *, struct coda_vattr *); -void coda_iattr_to_vattr(struct iattr *, struct coda_vattr *); -unsigned short coda_flags_to_cflags(unsigned short); - -/* sysctl.h */ -void coda_sysctl_init(void); -void coda_sysctl_clean(void); - -#define CODA_ALLOC(ptr, cast, size) do { \ - if (size < PAGE_SIZE) \ - ptr = kmalloc((unsigned long) size, GFP_KERNEL); \ - else \ - ptr = (cast)vmalloc((unsigned long) size); \ - if (!ptr) \ - printk("kernel malloc returns 0 at %s:%d\n", __FILE__, __LINE__); \ - else memset( ptr, 0, size ); \ -} while (0) - - -#define CODA_FREE(ptr,size) \ - do { if (size < PAGE_SIZE) kfree((ptr)); else vfree((ptr)); } while (0) - -/* inode to cnode access functions */ - -static inline struct coda_inode_info *ITOC(struct inode *inode) -{ - return list_entry(inode, struct coda_inode_info, vfs_inode); -} - -static __inline__ struct CodaFid *coda_i2f(struct inode *inode) -{ - return &(ITOC(inode)->c_fid); -} - -static __inline__ char *coda_i2s(struct inode *inode) -{ - return coda_f2s(&(ITOC(inode)->c_fid)); -} - -/* this will not zap the inode away */ -static __inline__ void coda_flag_inode(struct inode *inode, int flag) -{ - struct coda_inode_info *cii = ITOC(inode); - - spin_lock(&cii->c_lock); - cii->c_flags |= flag; - spin_unlock(&cii->c_lock); -} - -#endif diff --git a/include/linux/compaction.h b/include/linux/compaction.h index 5ac51552d908..cc9f7a428649 100644 --- a/include/linux/compaction.h +++ b/include/linux/compaction.h @@ -21,7 +21,11 @@ extern int sysctl_extfrag_handler(struct ctl_table *table, int write, extern int fragmentation_index(struct zone *zone, unsigned int order); extern unsigned long try_to_compact_pages(struct zonelist *zonelist, - int order, gfp_t gfp_mask, nodemask_t *mask); + int order, gfp_t gfp_mask, nodemask_t *mask, + bool sync); +extern unsigned long compaction_suitable(struct zone *zone, int order); +extern unsigned long compact_zone_order(struct zone *zone, int order, + gfp_t gfp_mask, bool sync); /* Do not skip compaction more than 64 times */ #define COMPACT_MAX_DEFER_SHIFT 6 @@ -54,7 +58,19 @@ static inline bool compaction_deferred(struct zone *zone) #else static inline unsigned long try_to_compact_pages(struct zonelist *zonelist, - int order, gfp_t gfp_mask, nodemask_t *nodemask) + int order, gfp_t gfp_mask, nodemask_t *nodemask, + bool sync) +{ + return COMPACT_CONTINUE; +} + +static inline unsigned long compaction_suitable(struct zone *zone, int order) +{ + return COMPACT_SKIPPED; +} + +static inline unsigned long compact_zone_order(struct zone *zone, int order, + gfp_t gfp_mask, bool sync) { return COMPACT_CONTINUE; } diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 16508bcddacc..cb4c1eb7778e 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -92,3 +92,11 @@ #if !defined(__noclone) #define __noclone /* not needed */ #endif + +/* + * A trick to suppress uninitialized variable warning without generating any + * code + */ +#define uninitialized_var(x) x = x + +#define __always_inline inline __attribute__((always_inline)) diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h index b721129e0469..37d412436d0f 100644 --- a/include/linux/compiler-gcc3.h +++ b/include/linux/compiler-gcc3.h @@ -21,11 +21,3 @@ # error "GCOV profiling support for gcc versions below 3.4 not included" # endif /* __GNUC_MINOR__ */ #endif /* CONFIG_GCOV_KERNEL */ - -/* - * A trick to suppress uninitialized variable warning without generating any - * code - */ -#define uninitialized_var(x) x = x - -#define __always_inline inline __attribute__((always_inline)) diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h index fcfa5b9a4317..64b7c003fd7a 100644 --- a/include/linux/compiler-gcc4.h +++ b/include/linux/compiler-gcc4.h @@ -12,13 +12,6 @@ #define __used __attribute__((__used__)) #define __must_check __attribute__((warn_unused_result)) #define __compiler_offsetof(a,b) __builtin_offsetof(a,b) -#define __always_inline inline __attribute__((always_inline)) - -/* - * A trick to suppress uninitialized variable warning without generating any - * code - */ -#define uninitialized_var(x) x = x #if __GNUC_MINOR__ >= 3 /* Mark functions as cold. gcc will assume any path leading to a call @@ -53,7 +46,6 @@ #define __noclone __attribute__((__noclone__)) #endif - #endif #if __GNUC_MINOR__ > 0 diff --git a/include/linux/completion.h b/include/linux/completion.h index 51e3145196f6..51494e6b5548 100644 --- a/include/linux/completion.h +++ b/include/linux/completion.h @@ -10,7 +10,7 @@ #include <linux/wait.h> -/** +/* * struct completion - structure used to maintain state for a "completion" * * This is the opaque structure used to maintain the state for a "completion". @@ -34,7 +34,7 @@ struct completion { ({ init_completion(&work); work; }) /** - * DECLARE_COMPLETION: - declare and initialize a completion structure + * DECLARE_COMPLETION - declare and initialize a completion structure * @work: identifier for the completion structure * * This macro declares and initializes a completion structure. Generally used @@ -50,7 +50,7 @@ struct completion { * are on the kernel stack: */ /** - * DECLARE_COMPLETION_ONSTACK: - declare and initialize a completion structure + * DECLARE_COMPLETION_ONSTACK - declare and initialize a completion structure * @work: identifier for the completion structure * * This macro declares and initializes a completion structure on the kernel @@ -64,7 +64,7 @@ struct completion { #endif /** - * init_completion: - Initialize a dynamically allocated completion + * init_completion - Initialize a dynamically allocated completion * @x: completion structure that is to be initialized * * This inline function will initialize a dynamically created completion @@ -81,10 +81,10 @@ extern int wait_for_completion_interruptible(struct completion *x); extern int wait_for_completion_killable(struct completion *x); extern unsigned long wait_for_completion_timeout(struct completion *x, unsigned long timeout); -extern unsigned long wait_for_completion_interruptible_timeout( - struct completion *x, unsigned long timeout); -extern unsigned long wait_for_completion_killable_timeout( - struct completion *x, unsigned long timeout); +extern long wait_for_completion_interruptible_timeout( + struct completion *x, unsigned long timeout); +extern long wait_for_completion_killable_timeout( + struct completion *x, unsigned long timeout); extern bool try_wait_for_completion(struct completion *x); extern bool completion_done(struct completion *x); @@ -92,7 +92,7 @@ extern void complete(struct completion *); extern void complete_all(struct completion *); /** - * INIT_COMPLETION: - reinitialize a completion structure + * INIT_COMPLETION - reinitialize a completion structure * @x: completion structure to be reinitialized * * This macro should be used to reinitialize a completion structure so it can diff --git a/include/linux/configfs.h b/include/linux/configfs.h index ddb7a97c78c2..645778ad899b 100644 --- a/include/linux/configfs.h +++ b/include/linux/configfs.h @@ -218,7 +218,7 @@ static ssize_t _item##_attr_store(struct config_item *item, \ * group children. default_groups may coexist alongsize make_group() or * make_item(), but if the group wishes to have only default_groups * children (disallowing mkdir(2)), it need not provide either function. - * If the group has commit(), it supports pending and commited (active) + * If the group has commit(), it supports pending and committed (active) * items. */ struct configfs_item_operations { diff --git a/include/linux/connector.h b/include/linux/connector.h index 3a779ffba60b..7c60d0942adb 100644 --- a/include/linux/connector.h +++ b/include/linux/connector.h @@ -42,8 +42,9 @@ #define CN_VAL_DM_USERSPACE_LOG 0x1 #define CN_IDX_DRBD 0x8 #define CN_VAL_DRBD 0x1 +#define CN_KVP_IDX 0x9 /* HyperV KVP */ -#define CN_NETLINK_USERS 8 +#define CN_NETLINK_USERS 9 /* * Maximum connector's message size. @@ -87,14 +88,6 @@ struct cn_queue_dev { atomic_t refcnt; unsigned char name[CN_CBQ_NAMELEN]; - struct workqueue_struct *cn_queue; - /* Sent to kevent to create cn_queue only when needed */ - struct work_struct wq_creation; - /* Tell if the wq_creation job is pending/completed */ - atomic_t wq_requested; - /* Wait for cn_queue to be created */ - wait_queue_head_t wq_created; - struct list_head queue_list; spinlock_t queue_lock; @@ -106,20 +99,13 @@ struct cn_callback_id { struct cb_id id; }; -struct cn_callback_data { - struct sk_buff *skb; - void (*callback) (struct cn_msg *, struct netlink_skb_parms *); - - void *free; -}; - struct cn_callback_entry { struct list_head callback_entry; - struct work_struct work; + atomic_t refcnt; struct cn_queue_dev *pdev; struct cn_callback_id id; - struct cn_callback_data data; + void (*callback) (struct cn_msg *, struct netlink_skb_parms *); u32 seq, group; }; @@ -134,21 +120,21 @@ struct cn_dev { struct cn_queue_dev *cbdev; }; -int cn_add_callback(struct cb_id *, char *, void (*callback) (struct cn_msg *, struct netlink_skb_parms *)); +int cn_add_callback(struct cb_id *id, const char *name, + void (*callback)(struct cn_msg *, struct netlink_skb_parms *)); void cn_del_callback(struct cb_id *); int cn_netlink_send(struct cn_msg *, u32, gfp_t); -int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id, void (*callback)(struct cn_msg *, struct netlink_skb_parms *)); +int cn_queue_add_callback(struct cn_queue_dev *dev, const char *name, + struct cb_id *id, + void (*callback)(struct cn_msg *, struct netlink_skb_parms *)); void cn_queue_del_callback(struct cn_queue_dev *dev, struct cb_id *id); +void cn_queue_release_callback(struct cn_callback_entry *); -int queue_cn_work(struct cn_callback_entry *cbq, struct work_struct *work); - -struct cn_queue_dev *cn_queue_alloc_dev(char *name, struct sock *); +struct cn_queue_dev *cn_queue_alloc_dev(const char *name, struct sock *); void cn_queue_free_dev(struct cn_queue_dev *dev); int cn_cb_equal(struct cb_id *, struct cb_id *); -void cn_queue_wrapper(struct work_struct *work); - #endif /* __KERNEL__ */ #endif /* __CONNECTOR_H */ diff --git a/include/linux/console.h b/include/linux/console.h index 95cf6f08a59d..7453cfd593c8 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -126,6 +126,12 @@ struct console { struct console *next; }; +/* + * for_each_console() allows you to iterate on each console + */ +#define for_each_console(con) \ + for (con = console_drivers; con != NULL; con = con->next) + extern int console_set_on_cmdline; extern int add_preferred_console(char *name, int idx, char *options); @@ -133,9 +139,9 @@ extern int update_console_cmdline(char *name, int idx, char *name_new, int idx_n extern void register_console(struct console *); extern int unregister_console(struct console *); extern struct console *console_drivers; -extern void acquire_console_sem(void); -extern int try_acquire_console_sem(void); -extern void release_console_sem(void); +extern void console_lock(void); +extern int console_trylock(void); +extern void console_unlock(void); extern void console_conditional_schedule(void); extern void console_unblank(void); extern struct tty_driver *console_device(int *); @@ -145,7 +151,7 @@ extern int is_console_locked(void); extern int braille_register_console(struct console *, int index, char *console_options, char *braille_options); extern int braille_unregister_console(struct console *); - +extern void console_sysfs_notify(void); extern int console_suspend_enabled; /* Suspend and resume console messages over PM events */ diff --git a/include/linux/cper.h b/include/linux/cper.h index bf972f81e2a7..c23049496531 100644 --- a/include/linux/cper.h +++ b/include/linux/cper.h @@ -39,10 +39,12 @@ * Severity difinition for error_severity in struct cper_record_header * and section_severity in struct cper_section_descriptor */ -#define CPER_SEV_RECOVERABLE 0x0 -#define CPER_SEV_FATAL 0x1 -#define CPER_SEV_CORRECTED 0x2 -#define CPER_SEV_INFORMATIONAL 0x3 +enum { + CPER_SEV_RECOVERABLE, + CPER_SEV_FATAL, + CPER_SEV_CORRECTED, + CPER_SEV_INFORMATIONAL, +}; /* * Validation bits difinition for validation_bits in struct @@ -201,6 +203,47 @@ UUID_LE(0x036F84E1, 0x7F37, 0x428c, 0xA7, 0x9E, 0x57, 0x5F, \ 0xDF, 0xAA, 0x84, 0xEC) +#define CPER_PROC_VALID_TYPE 0x0001 +#define CPER_PROC_VALID_ISA 0x0002 +#define CPER_PROC_VALID_ERROR_TYPE 0x0004 +#define CPER_PROC_VALID_OPERATION 0x0008 +#define CPER_PROC_VALID_FLAGS 0x0010 +#define CPER_PROC_VALID_LEVEL 0x0020 +#define CPER_PROC_VALID_VERSION 0x0040 +#define CPER_PROC_VALID_BRAND_INFO 0x0080 +#define CPER_PROC_VALID_ID 0x0100 +#define CPER_PROC_VALID_TARGET_ADDRESS 0x0200 +#define CPER_PROC_VALID_REQUESTOR_ID 0x0400 +#define CPER_PROC_VALID_RESPONDER_ID 0x0800 +#define CPER_PROC_VALID_IP 0x1000 + +#define CPER_MEM_VALID_ERROR_STATUS 0x0001 +#define CPER_MEM_VALID_PHYSICAL_ADDRESS 0x0002 +#define CPER_MEM_VALID_PHYSICAL_ADDRESS_MASK 0x0004 +#define CPER_MEM_VALID_NODE 0x0008 +#define CPER_MEM_VALID_CARD 0x0010 +#define CPER_MEM_VALID_MODULE 0x0020 +#define CPER_MEM_VALID_BANK 0x0040 +#define CPER_MEM_VALID_DEVICE 0x0080 +#define CPER_MEM_VALID_ROW 0x0100 +#define CPER_MEM_VALID_COLUMN 0x0200 +#define CPER_MEM_VALID_BIT_POSITION 0x0400 +#define CPER_MEM_VALID_REQUESTOR_ID 0x0800 +#define CPER_MEM_VALID_RESPONDER_ID 0x1000 +#define CPER_MEM_VALID_TARGET_ID 0x2000 +#define CPER_MEM_VALID_ERROR_TYPE 0x4000 + +#define CPER_PCIE_VALID_PORT_TYPE 0x0001 +#define CPER_PCIE_VALID_VERSION 0x0002 +#define CPER_PCIE_VALID_COMMAND_STATUS 0x0004 +#define CPER_PCIE_VALID_DEVICE_ID 0x0008 +#define CPER_PCIE_VALID_SERIAL_NUMBER 0x0010 +#define CPER_PCIE_VALID_BRIDGE_CONTROL_STATUS 0x0020 +#define CPER_PCIE_VALID_CAPABILITY 0x0040 +#define CPER_PCIE_VALID_AER_INFO 0x0080 + +#define CPER_PCIE_SLOT_SHIFT 3 + /* * All tables and structs must be byte-packed to match CPER * specification, since the tables are provided by the system BIOS @@ -267,7 +310,7 @@ struct cper_sec_proc_ia { __u8 cpuid[48]; }; -/* IA32/X64 Processor Error Infomation Structure */ +/* IA32/X64 Processor Error Information Structure */ struct cper_ia_err_info { uuid_le err_type; __u64 validation_bits; @@ -306,9 +349,46 @@ struct cper_sec_mem_err { __u8 error_type; }; +struct cper_sec_pcie { + __u64 validation_bits; + __u32 port_type; + struct { + __u8 minor; + __u8 major; + __u8 reserved[2]; + } version; + __u16 command; + __u16 status; + __u32 reserved; + struct { + __u16 vendor_id; + __u16 device_id; + __u8 class_code[3]; + __u8 function; + __u8 device; + __u16 segment; + __u8 bus; + __u8 secondary_bus; + __u16 slot; + __u8 reserved; + } device_id; + struct { + __u32 lower; + __u32 upper; + } serial_number; + struct { + __u16 secondary_status; + __u16 control; + } bridge; + __u8 capability[60]; + __u8 aer_info[96]; +}; + /* Reset to default packing */ #pragma pack() u64 cper_next_record_id(void); +void cper_print_bits(const char *prefix, unsigned int bits, + const char *strs[], unsigned int strs_size); #endif diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 4823af64e9db..5f09323ee880 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -10,11 +10,6 @@ * * CPUs are exported via sysfs in the class/cpu/devices/ * directory. - * - * Per-cpu interfaces can be implemented using a struct device_interface. - * See the following for how to do this: - * - drivers/base/intf.c - * - Documentation/driver-model/interface.txt */ #ifndef _LINUX_CPU_H_ #define _LINUX_CPU_H_ diff --git a/include/linux/cpu_rmap.h b/include/linux/cpu_rmap.h new file mode 100644 index 000000000000..473771a528c0 --- /dev/null +++ b/include/linux/cpu_rmap.h @@ -0,0 +1,73 @@ +/* + * cpu_rmap.c: CPU affinity reverse-map support + * Copyright 2011 Solarflare Communications Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation, incorporated herein by reference. + */ + +#include <linux/cpumask.h> +#include <linux/gfp.h> +#include <linux/slab.h> + +/** + * struct cpu_rmap - CPU affinity reverse-map + * @size: Number of objects to be reverse-mapped + * @used: Number of objects added + * @obj: Pointer to array of object pointers + * @near: For each CPU, the index and distance to the nearest object, + * based on affinity masks + */ +struct cpu_rmap { + u16 size, used; + void **obj; + struct { + u16 index; + u16 dist; + } near[0]; +}; +#define CPU_RMAP_DIST_INF 0xffff + +extern struct cpu_rmap *alloc_cpu_rmap(unsigned int size, gfp_t flags); + +/** + * free_cpu_rmap - free CPU affinity reverse-map + * @rmap: Reverse-map allocated with alloc_cpu_rmap(), or %NULL + */ +static inline void free_cpu_rmap(struct cpu_rmap *rmap) +{ + kfree(rmap); +} + +extern int cpu_rmap_add(struct cpu_rmap *rmap, void *obj); +extern int cpu_rmap_update(struct cpu_rmap *rmap, u16 index, + const struct cpumask *affinity); + +static inline u16 cpu_rmap_lookup_index(struct cpu_rmap *rmap, unsigned int cpu) +{ + return rmap->near[cpu].index; +} + +static inline void *cpu_rmap_lookup_obj(struct cpu_rmap *rmap, unsigned int cpu) +{ + return rmap->obj[rmap->near[cpu].index]; +} + +#ifdef CONFIG_GENERIC_HARDIRQS + +/** + * alloc_irq_cpu_rmap - allocate CPU affinity reverse-map for IRQs + * @size: Number of objects to be mapped + * + * Must be called in process context. + */ +static inline struct cpu_rmap *alloc_irq_cpu_rmap(unsigned int size) +{ + return alloc_cpu_rmap(size, GFP_KERNEL); +} +extern void free_irq_cpu_rmap(struct cpu_rmap *rmap); + +extern int irq_cpu_rmap_add(struct cpu_rmap *rmap, int irq); + +#endif diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index c3e9de8321c6..11be48e0d168 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -3,7 +3,7 @@ * * Copyright (C) 2001 Russell King * (C) 2002 - 2003 Dominik Brodowski <linux@brodo.de> - * + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. @@ -56,9 +56,9 @@ static inline int cpufreq_unregister_notifier(struct notifier_block *nb, #define CPUFREQ_POLICY_POWERSAVE (1) #define CPUFREQ_POLICY_PERFORMANCE (2) -/* Frequency values here are CPU kHz so that hardware which doesn't run - * with some frequencies can complain without having to guess what per - * cent / per mille means. +/* Frequency values here are CPU kHz so that hardware which doesn't run + * with some frequencies can complain without having to guess what per + * cent / per mille means. * Maximum transition latency is in nanoseconds - if it's unknown, * CPUFREQ_ETERNAL shall be used. */ @@ -72,13 +72,15 @@ extern struct kobject *cpufreq_global_kobject; struct cpufreq_cpuinfo { unsigned int max_freq; unsigned int min_freq; - unsigned int transition_latency; /* in 10^(-9) s = nanoseconds */ + + /* in 10^(-9) s = nanoseconds */ + unsigned int transition_latency; }; struct cpufreq_real_policy { unsigned int min; /* in kHz */ unsigned int max; /* in kHz */ - unsigned int policy; /* see above */ + unsigned int policy; /* see above */ struct cpufreq_governor *governor; /* see below */ }; @@ -94,7 +96,7 @@ struct cpufreq_policy { unsigned int max; /* in kHz */ unsigned int cur; /* in kHz, only needed if cpufreq * governors are used */ - unsigned int policy; /* see above */ + unsigned int policy; /* see above */ struct cpufreq_governor *governor; /* see below */ struct work_struct update; /* if update_policy() needs to be @@ -167,11 +169,11 @@ static inline unsigned long cpufreq_scale(unsigned long old, u_int div, u_int mu struct cpufreq_governor { char name[CPUFREQ_NAME_LEN]; - int (*governor) (struct cpufreq_policy *policy, + int (*governor) (struct cpufreq_policy *policy, unsigned int event); ssize_t (*show_setspeed) (struct cpufreq_policy *policy, char *buf); - int (*store_setspeed) (struct cpufreq_policy *policy, + int (*store_setspeed) (struct cpufreq_policy *policy, unsigned int freq); unsigned int max_transition_latency; /* HW must be able to switch to next freq faster than this value in nano secs or we @@ -180,7 +182,8 @@ struct cpufreq_governor { struct module *owner; }; -/* pass a target to the cpufreq driver +/* + * Pass a target to the cpufreq driver. */ extern int cpufreq_driver_target(struct cpufreq_policy *policy, unsigned int target_freq, @@ -230,16 +233,16 @@ struct cpufreq_driver { int (*bios_limit) (int cpu, unsigned int *limit); int (*exit) (struct cpufreq_policy *policy); - int (*suspend) (struct cpufreq_policy *policy, pm_message_t pmsg); + int (*suspend) (struct cpufreq_policy *policy); int (*resume) (struct cpufreq_policy *policy); struct freq_attr **attr; }; /* flags */ -#define CPUFREQ_STICKY 0x01 /* the driver isn't removed even if +#define CPUFREQ_STICKY 0x01 /* the driver isn't removed even if * all ->init() calls failed */ -#define CPUFREQ_CONST_LOOPS 0x02 /* loops_per_jiffy or other kernel +#define CPUFREQ_CONST_LOOPS 0x02 /* loops_per_jiffy or other kernel * "constants" aren't affected by * frequency transitions */ #define CPUFREQ_PM_NO_WARN 0x04 /* don't warn on suspend/resume speed @@ -252,7 +255,7 @@ int cpufreq_unregister_driver(struct cpufreq_driver *driver_data); void cpufreq_notify_transition(struct cpufreq_freqs *freqs, unsigned int state); -static inline void cpufreq_verify_within_limits(struct cpufreq_policy *policy, unsigned int min, unsigned int max) +static inline void cpufreq_verify_within_limits(struct cpufreq_policy *policy, unsigned int min, unsigned int max) { if (policy->min < min) policy->min = min; @@ -281,19 +284,10 @@ __ATTR(_name, 0444, show_##_name, NULL) static struct freq_attr _name = \ __ATTR(_name, _perm, show_##_name, NULL) -#define cpufreq_freq_attr_ro_old(_name) \ -static struct freq_attr _name##_old = \ -__ATTR(_name, 0444, show_##_name##_old, NULL) - #define cpufreq_freq_attr_rw(_name) \ static struct freq_attr _name = \ __ATTR(_name, 0644, show_##_name, store_##_name) -#define cpufreq_freq_attr_rw_old(_name) \ -static struct freq_attr _name##_old = \ -__ATTR(_name, 0644, show_##_name##_old, store_##_name##_old) - - struct global_attr { struct attribute attr; ssize_t (*show)(struct kobject *kobj, @@ -395,34 +389,15 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy, /* the following 3 funtions are for cpufreq core use only */ struct cpufreq_frequency_table *cpufreq_frequency_get_table(unsigned int cpu); struct cpufreq_policy *cpufreq_cpu_get(unsigned int cpu); -void cpufreq_cpu_put (struct cpufreq_policy *data); +void cpufreq_cpu_put(struct cpufreq_policy *data); /* the following are really really optional */ extern struct freq_attr cpufreq_freq_attr_scaling_available_freqs; -void cpufreq_frequency_table_get_attr(struct cpufreq_frequency_table *table, +void cpufreq_frequency_table_get_attr(struct cpufreq_frequency_table *table, unsigned int cpu); void cpufreq_frequency_table_put_attr(unsigned int cpu); -/********************************************************************* - * UNIFIED DEBUG HELPERS * - *********************************************************************/ - -#define CPUFREQ_DEBUG_CORE 1 -#define CPUFREQ_DEBUG_DRIVER 2 -#define CPUFREQ_DEBUG_GOVERNOR 4 - -#ifdef CONFIG_CPU_FREQ_DEBUG - -extern void cpufreq_debug_printk(unsigned int type, const char *prefix, - const char *fmt, ...); - -#else - -#define cpufreq_debug_printk(msg...) do { } while(0) - -#endif /* CONFIG_CPU_FREQ_DEBUG */ - #endif /* _LINUX_CPUFREQ_H */ diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 1be416bbbb82..36719ead50e8 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -47,13 +47,7 @@ struct cpuidle_state { /* Idle State Flags */ #define CPUIDLE_FLAG_TIME_VALID (0x01) /* is residency time measurable? */ -#define CPUIDLE_FLAG_CHECK_BM (0x02) /* BM activity will exit state */ -#define CPUIDLE_FLAG_POLL (0x10) /* no latency, no savings */ -#define CPUIDLE_FLAG_SHALLOW (0x20) /* low latency, minimal savings */ -#define CPUIDLE_FLAG_BALANCED (0x40) /* medium latency, moderate savings */ -#define CPUIDLE_FLAG_DEEP (0x80) /* high latency, large savings */ #define CPUIDLE_FLAG_IGNORE (0x100) /* ignore during this idle period */ -#define CPUIDLE_FLAG_TLB_FLUSHED (0x200) /* tlb will be flushed */ #define CPUIDLE_DRIVER_FLAGS_MASK (0xFFFF0000) diff --git a/include/linux/cramfs_fs.h b/include/linux/cramfs_fs.h index 6fc2bed368b8..0e7bf272ec2f 100644 --- a/include/linux/cramfs_fs.h +++ b/include/linux/cramfs_fs.h @@ -84,9 +84,11 @@ struct cramfs_super { | CRAMFS_FLAG_WRONG_SIGNATURE \ | CRAMFS_FLAG_SHIFTED_ROOT_OFFSET ) +#ifdef __KERNEL__ /* Uncompression interfaces to the underlying zlib */ int cramfs_uncompress_block(void *dst, int dstlen, void *src, int srclen); int cramfs_uncompress_init(void); void cramfs_uncompress_exit(void); +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h index 0026f267da20..088cd4ace4ef 100644 --- a/include/linux/crash_dump.h +++ b/include/linux/crash_dump.h @@ -20,7 +20,14 @@ extern ssize_t copy_oldmem_page(unsigned long, char *, size_t, #define vmcore_elf_check_arch_cross(x) 0 #endif -#define vmcore_elf_check_arch(x) (elf_check_arch(x) || vmcore_elf_check_arch_cross(x)) +/* + * Architecture code can redefine this if there are any special checks + * needed for 64-bit ELF vmcores. In case of 32-bit only architecture, + * this can be set to zero. + */ +#ifndef vmcore_elf64_check_arch +#define vmcore_elf64_check_arch(x) (elf_check_arch(x) || vmcore_elf_check_arch_cross(x)) +#endif /* * is_kdump_kernel() checks whether this kernel is booting after a panic of diff --git a/include/linux/crc32.h b/include/linux/crc32.h index e20dd1f9b40a..391a259b2cc9 100644 --- a/include/linux/crc32.h +++ b/include/linux/crc32.h @@ -11,7 +11,7 @@ extern u32 crc32_le(u32 crc, unsigned char const *p, size_t len); extern u32 crc32_be(u32 crc, unsigned char const *p, size_t len); -#define crc32(seed, data, length) crc32_le(seed, (unsigned char const *)data, length) +#define crc32(seed, data, length) crc32_le(seed, (unsigned char const *)(data), length) /* * Helpers for hash table generation of ethernet nics: diff --git a/include/linux/cred.h b/include/linux/cred.h index 4aaeab376446..be16b61283cc 100644 --- a/include/linux/cred.h +++ b/include/linux/cred.h @@ -146,6 +146,7 @@ struct cred { void *security; /* subjective LSM security */ #endif struct user_struct *user; /* real user ID subscription */ + struct user_namespace *user_ns; /* cached user->user_ns */ struct group_info *group_info; /* supplementary groups for euid/fsgid */ struct rcu_head rcu; /* RCU deletion hook */ }; @@ -354,9 +355,16 @@ static inline void put_cred(const struct cred *_cred) #define current_fsgid() (current_cred_xxx(fsgid)) #define current_cap() (current_cred_xxx(cap_effective)) #define current_user() (current_cred_xxx(user)) -#define current_user_ns() (current_cred_xxx(user)->user_ns) #define current_security() (current_cred_xxx(security)) +#ifdef CONFIG_USER_NS +#define current_user_ns() (current_cred_xxx(user_ns)) +#else +extern struct user_namespace init_user_ns; +#define current_user_ns() (&init_user_ns) +#endif + + #define current_uid_gid(_uid, _gid) \ do { \ const struct cred *__cred; \ diff --git a/include/linux/cs5535.h b/include/linux/cs5535.h index d5a1d4810b80..6fe2114f8ad2 100644 --- a/include/linux/cs5535.h +++ b/include/linux/cs5535.h @@ -103,14 +103,20 @@ static inline int cs5535_has_vsa2(void) #define GPIO_POSITIVE_EDGE_STS 0x48 #define GPIO_NEGATIVE_EDGE_STS 0x4C +#define GPIO_FLTR7_AMOUNT 0xD8 + #define GPIO_MAP_X 0xE0 #define GPIO_MAP_Y 0xE4 #define GPIO_MAP_Z 0xE8 #define GPIO_MAP_W 0xEC +#define GPIO_FE7_SEL 0xF7 + void cs5535_gpio_set(unsigned offset, unsigned int reg); void cs5535_gpio_clear(unsigned offset, unsigned int reg); int cs5535_gpio_isset(unsigned offset, unsigned int reg); +int cs5535_gpio_set_irq(unsigned group, unsigned irq); +void cs5535_gpio_setup_event(unsigned offset, int pair, int pme); /* MFGPTs */ diff --git a/include/linux/davinci_emac.h b/include/linux/davinci_emac.h index 5dd428532f79..542888504994 100644 --- a/include/linux/davinci_emac.h +++ b/include/linux/davinci_emac.h @@ -36,6 +36,7 @@ struct emac_platform_data { u8 rmii_en; u8 version; + bool no_bd_ram; void (*interrupt_enable) (void); void (*interrupt_disable) (void); }; diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 6a4aea30aa09..19d90a55541d 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -4,7 +4,9 @@ #include <asm/atomic.h> #include <linux/list.h> #include <linux/rculist.h> +#include <linux/rculist_bl.h> #include <linux/spinlock.h> +#include <linux/seqlock.h> #include <linux/cache.h> #include <linux/rcupdate.h> @@ -45,6 +47,27 @@ struct dentry_stat_t { }; extern struct dentry_stat_t dentry_stat; +/* + * Compare 2 name strings, return 0 if they match, otherwise non-zero. + * The strings are both count bytes long, and count is non-zero. + */ +static inline int dentry_cmp(const unsigned char *cs, size_t scount, + const unsigned char *ct, size_t tcount) +{ + int ret; + if (scount != tcount) + return 1; + do { + ret = (*cs != *ct); + if (ret) + break; + cs++; + ct++; + tcount--; + } while (tcount); + return ret; +} + /* Name hashing routines. Initial hash value */ /* Hash courtesy of the R5 hash in reiserfs modulo sign bits */ #define init_name_hash() 0 @@ -81,25 +104,33 @@ full_name_hash(const unsigned char *name, unsigned int len) * large memory footprint increase). */ #ifdef CONFIG_64BIT -#define DNAME_INLINE_LEN_MIN 32 /* 192 bytes */ +# define DNAME_INLINE_LEN 32 /* 192 bytes */ #else -#define DNAME_INLINE_LEN_MIN 40 /* 128 bytes */ +# ifdef CONFIG_SMP +# define DNAME_INLINE_LEN 36 /* 128 bytes */ +# else +# define DNAME_INLINE_LEN 40 /* 128 bytes */ +# endif #endif struct dentry { - atomic_t d_count; + /* RCU lookup touched fields */ unsigned int d_flags; /* protected by d_lock */ - spinlock_t d_lock; /* per dentry lock */ - int d_mounted; - struct inode *d_inode; /* Where the name belongs to - NULL is - * negative */ - /* - * The next three fields are touched by __d_lookup. Place them here - * so they all fit in a cache line. - */ - struct hlist_node d_hash; /* lookup hash list */ + seqcount_t d_seq; /* per dentry seqlock */ + struct hlist_bl_node d_hash; /* lookup hash list */ struct dentry *d_parent; /* parent directory */ struct qstr d_name; + struct inode *d_inode; /* Where the name belongs to - NULL is + * negative */ + unsigned char d_iname[DNAME_INLINE_LEN]; /* small names */ + + /* Ref lookup also touches following */ + unsigned int d_count; /* protected by d_lock */ + spinlock_t d_lock; /* per dentry lock */ + const struct dentry_operations *d_op; + struct super_block *d_sb; /* The root of the dentry tree */ + unsigned long d_time; /* used by d_revalidate */ + void *d_fsdata; /* fs-specific data */ struct list_head d_lru; /* LRU list */ /* @@ -111,12 +142,6 @@ struct dentry { } d_u; struct list_head d_subdirs; /* our children */ struct list_head d_alias; /* inode alias list */ - unsigned long d_time; /* used by d_revalidate */ - const struct dentry_operations *d_op; - struct super_block *d_sb; /* The root of the dentry tree */ - void *d_fsdata; /* fs-specific data */ - - unsigned char d_iname[DNAME_INLINE_LEN_MIN]; /* small names */ }; /* @@ -133,96 +158,68 @@ enum dentry_d_lock_class struct dentry_operations { int (*d_revalidate)(struct dentry *, struct nameidata *); - int (*d_hash) (struct dentry *, struct qstr *); - int (*d_compare) (struct dentry *, struct qstr *, struct qstr *); - int (*d_delete)(struct dentry *); + int (*d_hash)(const struct dentry *, const struct inode *, + struct qstr *); + int (*d_compare)(const struct dentry *, const struct inode *, + const struct dentry *, const struct inode *, + unsigned int, const char *, const struct qstr *); + int (*d_delete)(const struct dentry *); void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)(struct dentry *, char *, int); -}; - -/* the dentry parameter passed to d_hash and d_compare is the parent - * directory of the entries to be compared. It is used in case these - * functions need any directory specific information for determining - * equivalency classes. Using the dentry itself might not work, as it - * might be a negative dentry which has no information associated with - * it */ + struct vfsmount *(*d_automount)(struct path *); + int (*d_manage)(struct dentry *, bool); +} ____cacheline_aligned; /* -locking rules: - big lock dcache_lock d_lock may block -d_revalidate: no no no yes -d_hash no no no yes -d_compare: no yes yes no -d_delete: no yes no no -d_release: no no no yes -d_iput: no no no yes + * Locking rules for dentry_operations callbacks are to be found in + * Documentation/filesystems/Locking. Keep it updated! + * + * FUrther descriptions are found in Documentation/filesystems/vfs.txt. + * Keep it updated too! */ /* d_flags entries */ #define DCACHE_AUTOFS_PENDING 0x0001 /* autofs: "under construction" */ -#define DCACHE_NFSFS_RENAMED 0x0002 /* this dentry has been "silly - * renamed" and has to be - * deleted on the last dput() - */ -#define DCACHE_DISCONNECTED 0x0004 - /* This dentry is possibly not currently connected to the dcache tree, - * in which case its parent will either be itself, or will have this - * flag as well. nfsd will not use a dentry with this bit set, but will - * first endeavour to clear the bit either by discovering that it is - * connected, or by performing lookup operations. Any filesystem which - * supports nfsd_operations MUST have a lookup function which, if it finds - * a directory inode with a DCACHE_DISCONNECTED dentry, will d_move - * that dentry into place and return that dentry rather than the passed one, - * typically using d_splice_alias. - */ +#define DCACHE_NFSFS_RENAMED 0x0002 + /* this dentry has been "silly renamed" and has to be deleted on the last + * dput() */ + +#define DCACHE_DISCONNECTED 0x0004 + /* This dentry is possibly not currently connected to the dcache tree, in + * which case its parent will either be itself, or will have this flag as + * well. nfsd will not use a dentry with this bit set, but will first + * endeavour to clear the bit either by discovering that it is connected, + * or by performing lookup operations. Any filesystem which supports + * nfsd_operations MUST have a lookup function which, if it finds a + * directory inode with a DCACHE_DISCONNECTED dentry, will d_move that + * dentry into place and return that dentry rather than the passed one, + * typically using d_splice_alias. */ #define DCACHE_REFERENCED 0x0008 /* Recently used, don't discard. */ -#define DCACHE_UNHASHED 0x0010 - -#define DCACHE_INOTIFY_PARENT_WATCHED 0x0020 /* Parent inode is watched by inotify */ +#define DCACHE_RCUACCESS 0x0010 /* Entry has ever been RCU-visible */ +#define DCACHE_INOTIFY_PARENT_WATCHED 0x0020 + /* Parent inode is watched by inotify */ #define DCACHE_COOKIE 0x0040 /* For use by dcookie subsystem */ - -#define DCACHE_FSNOTIFY_PARENT_WATCHED 0x0080 /* Parent inode is watched by some fsnotify listener */ +#define DCACHE_FSNOTIFY_PARENT_WATCHED 0x0080 + /* Parent inode is watched by some fsnotify listener */ #define DCACHE_CANT_MOUNT 0x0100 +#define DCACHE_GENOCIDE 0x0200 -extern spinlock_t dcache_lock; -extern seqlock_t rename_lock; - -/** - * d_drop - drop a dentry - * @dentry: dentry to drop - * - * d_drop() unhashes the entry from the parent dentry hashes, so that it won't - * be found through a VFS lookup any more. Note that this is different from - * deleting the dentry - d_delete will try to mark the dentry negative if - * possible, giving a successful _negative_ lookup, while d_drop will - * just make the cache lookup fail. - * - * d_drop() is used mainly for stuff that wants to invalidate a dentry for some - * reason (NFS timeouts or autofs deletes). - * - * __d_drop requires dentry->d_lock. - */ +#define DCACHE_OP_HASH 0x1000 +#define DCACHE_OP_COMPARE 0x2000 +#define DCACHE_OP_REVALIDATE 0x4000 +#define DCACHE_OP_DELETE 0x8000 -static inline void __d_drop(struct dentry *dentry) -{ - if (!(dentry->d_flags & DCACHE_UNHASHED)) { - dentry->d_flags |= DCACHE_UNHASHED; - hlist_del_rcu(&dentry->d_hash); - } -} +#define DCACHE_MOUNTED 0x10000 /* is a mountpoint */ +#define DCACHE_NEED_AUTOMOUNT 0x20000 /* handle automount on this dir */ +#define DCACHE_MANAGE_TRANSIT 0x40000 /* manage transit from this dirent */ +#define DCACHE_MANAGED_DENTRY \ + (DCACHE_MOUNTED|DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT) -static inline void d_drop(struct dentry *dentry) -{ - spin_lock(&dcache_lock); - spin_lock(&dentry->d_lock); - __d_drop(dentry); - spin_unlock(&dentry->d_lock); - spin_unlock(&dcache_lock); -} +extern seqlock_t rename_lock; static inline int dname_external(struct dentry *dentry) { @@ -235,10 +232,14 @@ static inline int dname_external(struct dentry *dentry) extern void d_instantiate(struct dentry *, struct inode *); extern struct dentry * d_instantiate_unique(struct dentry *, struct inode *); extern struct dentry * d_materialise_unique(struct dentry *, struct inode *); +extern void __d_drop(struct dentry *dentry); +extern void d_drop(struct dentry *dentry); extern void d_delete(struct dentry *); +extern void d_set_d_op(struct dentry *dentry, const struct dentry_operations *op); /* allocate/de-allocate */ extern struct dentry * d_alloc(struct dentry *, const struct qstr *); +extern struct dentry * d_alloc_pseudo(struct super_block *, const struct qstr *); extern struct dentry * d_splice_alias(struct inode *, struct dentry *); extern struct dentry * d_add_ci(struct dentry *, struct inode *, struct qstr *); extern struct dentry * d_obtain_alias(struct inode *); @@ -296,14 +297,40 @@ static inline struct dentry *d_add_unique(struct dentry *entry, struct inode *in return res; } +extern void dentry_update_name_case(struct dentry *, struct qstr *); + /* used for rename() and baskets */ extern void d_move(struct dentry *, struct dentry *); extern struct dentry *d_ancestor(struct dentry *, struct dentry *); /* appendix may either be NULL or be used for transname suffixes */ -extern struct dentry * d_lookup(struct dentry *, struct qstr *); -extern struct dentry * __d_lookup(struct dentry *, struct qstr *); -extern struct dentry * d_hash_and_lookup(struct dentry *, struct qstr *); +extern struct dentry *d_lookup(struct dentry *, struct qstr *); +extern struct dentry *d_hash_and_lookup(struct dentry *, struct qstr *); +extern struct dentry *__d_lookup(struct dentry *, struct qstr *); +extern struct dentry *__d_lookup_rcu(struct dentry *parent, struct qstr *name, + unsigned *seq, struct inode **inode); + +/** + * __d_rcu_to_refcount - take a refcount on dentry if sequence check is ok + * @dentry: dentry to take a ref on + * @seq: seqcount to verify against + * Returns: 0 on failure, else 1. + * + * __d_rcu_to_refcount operates on a dentry,seq pair that was returned + * by __d_lookup_rcu, to get a reference on an rcu-walk dentry. + */ +static inline int __d_rcu_to_refcount(struct dentry *dentry, unsigned seq) +{ + int ret = 0; + + assert_spin_locked(&dentry->d_lock); + if (!read_seqcount_retry(&dentry->d_seq, seq)) { + ret = 1; + dentry->d_count++; + } + + return ret; +} /* validate "insecure" dentry pointer */ extern int d_validate(struct dentry *, struct dentry *); @@ -316,34 +343,37 @@ extern char *dynamic_dname(struct dentry *, char *, int, const char *, ...); extern char *__d_path(const struct path *path, struct path *root, char *, int); extern char *d_path(const struct path *, char *, int); extern char *d_path_with_unreachable(const struct path *, char *, int); -extern char *__dentry_path(struct dentry *, char *, int); +extern char *dentry_path_raw(struct dentry *, char *, int); extern char *dentry_path(struct dentry *, char *, int); /* Allocation counts.. */ /** - * dget, dget_locked - get a reference to a dentry + * dget, dget_dlock - get a reference to a dentry * @dentry: dentry to get a reference to * * Given a dentry or %NULL pointer increment the reference count * if appropriate and return the dentry. A dentry will not be - * destroyed when it has references. dget() should never be - * called for dentries with zero reference counter. For these cases - * (preferably none, functions in dcache.c are sufficient for normal - * needs and they take necessary precautions) you should hold dcache_lock - * and call dget_locked() instead of dget(). + * destroyed when it has references. */ - +static inline struct dentry *dget_dlock(struct dentry *dentry) +{ + if (dentry) + dentry->d_count++; + return dentry; +} + static inline struct dentry *dget(struct dentry *dentry) { if (dentry) { - BUG_ON(!atomic_read(&dentry->d_count)); - atomic_inc(&dentry->d_count); + spin_lock(&dentry->d_lock); + dget_dlock(dentry); + spin_unlock(&dentry->d_lock); } return dentry; } -extern struct dentry * dget_locked(struct dentry *); +extern struct dentry *dget_parent(struct dentry *dentry); /** * d_unhashed - is dentry hashed @@ -354,7 +384,7 @@ extern struct dentry * dget_locked(struct dentry *); static inline int d_unhashed(struct dentry *dentry) { - return (dentry->d_flags & DCACHE_UNHASHED); + return hlist_bl_unhashed(&dentry->d_hash); } static inline int d_unlinked(struct dentry *dentry) @@ -374,24 +404,18 @@ static inline void dont_mount(struct dentry *dentry) spin_unlock(&dentry->d_lock); } -static inline struct dentry *dget_parent(struct dentry *dentry) -{ - struct dentry *ret; +extern void dput(struct dentry *); - spin_lock(&dentry->d_lock); - ret = dget(dentry->d_parent); - spin_unlock(&dentry->d_lock); - return ret; +static inline bool d_managed(struct dentry *dentry) +{ + return dentry->d_flags & DCACHE_MANAGED_DENTRY; } -extern void dput(struct dentry *); - -static inline int d_mountpoint(struct dentry *dentry) +static inline bool d_mountpoint(struct dentry *dentry) { - return dentry->d_mounted; + return dentry->d_flags & DCACHE_MOUNTED; } -extern struct vfsmount *lookup_mnt(struct path *); extern struct dentry *lookup_create(struct nameidata *nd, int is_dir); extern int sysctl_vfs_cache_pressure; diff --git a/include/linux/dcbnl.h b/include/linux/dcbnl.h index 8723491f7dfd..c52280047e2c 100644 --- a/include/linux/dcbnl.h +++ b/include/linux/dcbnl.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2008, Intel Corporation. + * Copyright (c) 2008-2011, Intel Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -22,6 +22,152 @@ #include <linux/types.h> +/* IEEE 802.1Qaz std supported values */ +#define IEEE_8021QAZ_MAX_TCS 8 + +#define IEEE_8021QAZ_TSA_STRICT 0 +#define IEEE_8021QAZ_TSA_CB_SHAPER 1 +#define IEEE_8021QAZ_TSA_ETS 2 +#define IEEE_8021QAZ_TSA_VENDOR 255 + +/* This structure contains the IEEE 802.1Qaz ETS managed object + * + * @willing: willing bit in ETS configuration TLV + * @ets_cap: indicates supported capacity of ets feature + * @cbs: credit based shaper ets algorithm supported + * @tc_tx_bw: tc tx bandwidth indexed by traffic class + * @tc_rx_bw: tc rx bandwidth indexed by traffic class + * @tc_tsa: TSA Assignment table, indexed by traffic class + * @prio_tc: priority assignment table mapping 8021Qp to traffic class + * @tc_reco_bw: recommended tc bandwidth indexed by traffic class for TLV + * @tc_reco_tsa: recommended tc bandwidth indexed by traffic class for TLV + * @reco_prio_tc: recommended tc tx bandwidth indexed by traffic class for TLV + * + * Recommended values are used to set fields in the ETS recommendation TLV + * with hardware offloaded LLDP. + * + * ---- + * TSA Assignment 8 bit identifiers + * 0 strict priority + * 1 credit-based shaper + * 2 enhanced transmission selection + * 3-254 reserved + * 255 vendor specific + */ +struct ieee_ets { + __u8 willing; + __u8 ets_cap; + __u8 cbs; + __u8 tc_tx_bw[IEEE_8021QAZ_MAX_TCS]; + __u8 tc_rx_bw[IEEE_8021QAZ_MAX_TCS]; + __u8 tc_tsa[IEEE_8021QAZ_MAX_TCS]; + __u8 prio_tc[IEEE_8021QAZ_MAX_TCS]; + __u8 tc_reco_bw[IEEE_8021QAZ_MAX_TCS]; + __u8 tc_reco_tsa[IEEE_8021QAZ_MAX_TCS]; + __u8 reco_prio_tc[IEEE_8021QAZ_MAX_TCS]; +}; + +/* This structure contains the IEEE 802.1Qaz PFC managed object + * + * @pfc_cap: Indicates the number of traffic classes on the local device + * that may simultaneously have PFC enabled. + * @pfc_en: bitmap indicating pfc enabled traffic classes + * @mbc: enable macsec bypass capability + * @delay: the allowance made for a round-trip propagation delay of the + * link in bits. + * @requests: count of the sent pfc frames + * @indications: count of the received pfc frames + */ +struct ieee_pfc { + __u8 pfc_cap; + __u8 pfc_en; + __u8 mbc; + __u16 delay; + __u64 requests[IEEE_8021QAZ_MAX_TCS]; + __u64 indications[IEEE_8021QAZ_MAX_TCS]; +}; + +/* CEE DCBX std supported values */ +#define CEE_DCBX_MAX_PGS 8 +#define CEE_DCBX_MAX_PRIO 8 + +/** + * struct cee_pg - CEE Priority-Group managed object + * + * @willing: willing bit in the PG tlv + * @error: error bit in the PG tlv + * @pg_en: enable bit of the PG feature + * @tcs_supported: number of traffic classes supported + * @pg_bw: bandwidth percentage for each priority group + * @prio_pg: priority to PG mapping indexed by priority + */ +struct cee_pg { + __u8 willing; + __u8 error; + __u8 pg_en; + __u8 tcs_supported; + __u8 pg_bw[CEE_DCBX_MAX_PGS]; + __u8 prio_pg[CEE_DCBX_MAX_PGS]; +}; + +/** + * struct cee_pfc - CEE PFC managed object + * + * @willing: willing bit in the PFC tlv + * @error: error bit in the PFC tlv + * @pfc_en: bitmap indicating pfc enabled traffic classes + * @tcs_supported: number of traffic classes supported + */ +struct cee_pfc { + __u8 willing; + __u8 error; + __u8 pfc_en; + __u8 tcs_supported; +}; + +/* IEEE 802.1Qaz std supported values */ +#define IEEE_8021QAZ_APP_SEL_ETHERTYPE 1 +#define IEEE_8021QAZ_APP_SEL_STREAM 2 +#define IEEE_8021QAZ_APP_SEL_DGRAM 3 +#define IEEE_8021QAZ_APP_SEL_ANY 4 + +/* This structure contains the IEEE 802.1Qaz APP managed object. This + * object is also used for the CEE std as well. There is no difference + * between the objects. + * + * @selector: protocol identifier type + * @protocol: protocol of type indicated + * @priority: 3-bit unsigned integer indicating priority + * + * ---- + * Selector field values + * 0 Reserved + * 1 Ethertype + * 2 Well known port number over TCP or SCTP + * 3 Well known port number over UDP or DCCP + * 4 Well known port number over TCP, SCTP, UDP, or DCCP + * 5-7 Reserved + */ +struct dcb_app { + __u8 selector; + __u8 priority; + __u16 protocol; +}; + +/** + * struct dcb_peer_app_info - APP feature information sent by the peer + * + * @willing: willing bit in the peer APP tlv + * @error: error bit in the peer APP tlv + * + * In addition to this information the full peer APP tlv also contains + * a table of 'app_count' APP objects defined above. + */ +struct dcb_peer_app_info { + __u8 willing; + __u8 error; +}; + struct dcbmsg { __u8 dcb_family; __u8 cmd; @@ -50,6 +196,13 @@ struct dcbmsg { * @DCB_CMD_SBCN: get backward congestion notification configration. * @DCB_CMD_GAPP: get application protocol configuration * @DCB_CMD_SAPP: set application protocol configuration + * @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration + * @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration + * @DCB_CMD_GDCBX: get DCBX engine configuration + * @DCB_CMD_SDCBX: set DCBX engine configuration + * @DCB_CMD_GFEATCFG: get DCBX features flags + * @DCB_CMD_SFEATCFG: set DCBX features negotiation flags + * @DCB_CMD_CEE_GET: get CEE aggregated configuration */ enum dcbnl_commands { DCB_CMD_UNDEFINED, @@ -83,6 +236,17 @@ enum dcbnl_commands { DCB_CMD_GAPP, DCB_CMD_SAPP, + DCB_CMD_IEEE_SET, + DCB_CMD_IEEE_GET, + + DCB_CMD_GDCBX, + DCB_CMD_SDCBX, + + DCB_CMD_GFEATCFG, + DCB_CMD_SFEATCFG, + + DCB_CMD_CEE_GET, + __DCB_CMD_ENUM_MAX, DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1, }; @@ -102,6 +266,10 @@ enum dcbnl_commands { * @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED) * @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED) * @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED) + * @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED) + * @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8) + * @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED) + * @DCB_ATTR_CEE: CEE std supported attributes (NLA_NESTED) */ enum dcbnl_attrs { DCB_ATTR_UNDEFINED, @@ -119,11 +287,75 @@ enum dcbnl_attrs { DCB_ATTR_BCN, DCB_ATTR_APP, + /* IEEE std attributes */ + DCB_ATTR_IEEE, + + DCB_ATTR_DCBX, + DCB_ATTR_FEATCFG, + + /* CEE nested attributes */ + DCB_ATTR_CEE, + __DCB_ATTR_ENUM_MAX, DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1, }; /** + * enum ieee_attrs - IEEE 802.1Qaz get/set attributes + * + * @DCB_ATTR_IEEE_UNSPEC: unspecified + * @DCB_ATTR_IEEE_ETS: negotiated ETS configuration + * @DCB_ATTR_IEEE_PFC: negotiated PFC configuration + * @DCB_ATTR_IEEE_APP_TABLE: negotiated APP configuration + * @DCB_ATTR_IEEE_PEER_ETS: peer ETS configuration - get only + * @DCB_ATTR_IEEE_PEER_PFC: peer PFC configuration - get only + * @DCB_ATTR_IEEE_PEER_APP: peer APP tlv - get only + */ +enum ieee_attrs { + DCB_ATTR_IEEE_UNSPEC, + DCB_ATTR_IEEE_ETS, + DCB_ATTR_IEEE_PFC, + DCB_ATTR_IEEE_APP_TABLE, + DCB_ATTR_IEEE_PEER_ETS, + DCB_ATTR_IEEE_PEER_PFC, + DCB_ATTR_IEEE_PEER_APP, + __DCB_ATTR_IEEE_MAX +}; +#define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1) + +enum ieee_attrs_app { + DCB_ATTR_IEEE_APP_UNSPEC, + DCB_ATTR_IEEE_APP, + __DCB_ATTR_IEEE_APP_MAX +}; +#define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1) + +/** + * enum cee_attrs - CEE DCBX get attributes + * + * @DCB_ATTR_CEE_UNSPEC: unspecified + * @DCB_ATTR_CEE_PEER_PG: peer PG configuration - get only + * @DCB_ATTR_CEE_PEER_PFC: peer PFC configuration - get only + * @DCB_ATTR_CEE_PEER_APP: peer APP tlv - get only + */ +enum cee_attrs { + DCB_ATTR_CEE_UNSPEC, + DCB_ATTR_CEE_PEER_PG, + DCB_ATTR_CEE_PEER_PFC, + DCB_ATTR_CEE_PEER_APP_TABLE, + __DCB_ATTR_CEE_MAX +}; +#define DCB_ATTR_CEE_MAX (__DCB_ATTR_CEE_MAX - 1) + +enum peer_app_attr { + DCB_ATTR_CEE_PEER_APP_UNSPEC, + DCB_ATTR_CEE_PEER_APP_INFO, + DCB_ATTR_CEE_PEER_APP, + __DCB_ATTR_CEE_PEER_APP_MAX +}; +#define DCB_ATTR_CEE_PEER_APP_MAX (__DCB_ATTR_CEE_PEER_APP_MAX - 1) + +/** * enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs * * @DCB_PFC_UP_ATTR_UNDEFINED: unspecified attribute to catch errors @@ -262,6 +494,8 @@ enum dcbnl_tc_attrs { * @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority * @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion * Notification + * @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine + * */ enum dcbnl_cap_attrs { DCB_CAP_ATTR_UNDEFINED, @@ -273,12 +507,45 @@ enum dcbnl_cap_attrs { DCB_CAP_ATTR_PFC_TCS, DCB_CAP_ATTR_GSP, DCB_CAP_ATTR_BCN, + DCB_CAP_ATTR_DCBX, __DCB_CAP_ATTR_ENUM_MAX, DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1, }; /** + * DCBX capability flags + * + * @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent. + * 'set' routines are used to configure the device with + * the negotiated parameters + * + * @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but + * by another entity + * 'get' routines are used to retrieve the + * negotiated parameters + * 'set' routines can be used to set the initial + * negotiation configuration + * + * @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine + * supports the CEE protocol flavor + * + * @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine + * supports the IEEE protocol flavor + * + * @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine + * supports static configuration (i.e no actual + * negotiation is performed negotiated parameters equal + * the initial configuration) + * + */ +#define DCB_CAP_DCBX_HOST 0x01 +#define DCB_CAP_DCBX_LLD_MANAGED 0x02 +#define DCB_CAP_DCBX_VER_CEE 0x04 +#define DCB_CAP_DCBX_VER_IEEE 0x08 +#define DCB_CAP_DCBX_STATIC 0x10 + +/** * enum dcbnl_numtcs_attrs - number of traffic classes * * @DCB_NUMTCS_ATTR_UNDEFINED: unspecified attribute to catch errors @@ -355,4 +622,30 @@ enum dcbnl_app_attrs { DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1, }; +/** + * enum dcbnl_featcfg_attrs - features conifiguration flags + * + * @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors + * @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes + * @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups + * @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority + * flow control + * @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV + * + */ +#define DCB_FEATCFG_ERROR 0x01 /* error in feature resolution */ +#define DCB_FEATCFG_ENABLE 0x02 /* enable feature */ +#define DCB_FEATCFG_WILLING 0x04 /* feature is willing */ +#define DCB_FEATCFG_ADVERTISE 0x08 /* advertise feature */ +enum dcbnl_featcfg_attrs { + DCB_FEATCFG_ATTR_UNDEFINED, + DCB_FEATCFG_ATTR_ALL, + DCB_FEATCFG_ATTR_PG, + DCB_FEATCFG_ATTR_PFC, + DCB_FEATCFG_ATTR_APP, + + __DCB_FEATCFG_ATTR_ENUM_MAX, + DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1, +}; + #endif /* __LINUX_DCBNL_H__ */ diff --git a/include/linux/dccp.h b/include/linux/dccp.h index 7187bd8a75f6..d638e85dc501 100644 --- a/include/linux/dccp.h +++ b/include/linux/dccp.h @@ -197,6 +197,21 @@ enum dccp_feature_numbers { DCCPF_MAX_CCID_SPECIFIC = 255, }; +/* DCCP socket control message types for cmsg */ +enum dccp_cmsg_type { + DCCP_SCM_PRIORITY = 1, + DCCP_SCM_QPOLICY_MAX = 0xFFFF, + /* ^-- Up to here reserved exclusively for qpolicy parameters */ + DCCP_SCM_MAX +}; + +/* DCCP priorities for outgoing/queued packets */ +enum dccp_packet_dequeueing_policy { + DCCPQ_POLICY_SIMPLE, + DCCPQ_POLICY_PRIO, + DCCPQ_POLICY_MAX +}; + /* DCCP socket options */ #define DCCP_SOCKOPT_PACKET_SIZE 1 /* XXX deprecated, without effect */ #define DCCP_SOCKOPT_SERVICE 2 @@ -210,6 +225,8 @@ enum dccp_feature_numbers { #define DCCP_SOCKOPT_CCID 13 #define DCCP_SOCKOPT_TX_CCID 14 #define DCCP_SOCKOPT_RX_CCID 15 +#define DCCP_SOCKOPT_QPOLICY_ID 16 +#define DCCP_SOCKOPT_QPOLICY_TXQLEN 17 #define DCCP_SOCKOPT_CCID_RX_INFO 128 #define DCCP_SOCKOPT_CCID_TX_INFO 192 @@ -262,8 +279,6 @@ enum dccp_state { DCCP_MAX_STATES }; -#define DCCP_STATE_MASK 0x1f - enum { DCCPF_OPEN = TCPF_ESTABLISHED, DCCPF_REQUESTING = TCPF_SYN_SENT, @@ -458,11 +473,15 @@ struct dccp_ackvec; * @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection) * @dccps_hc_tx_ccid - CCID used for the sender (or sending half-connection) * @dccps_options_received - parsed set of retrieved options + * @dccps_qpolicy - TX dequeueing policy, one of %dccp_packet_dequeueing_policy + * @dccps_tx_qlen - maximum length of the TX queue * @dccps_role - role of this sock, one of %dccp_role * @dccps_hc_rx_insert_options - receiver wants to add options when acking * @dccps_hc_tx_insert_options - sender wants to add options when sending * @dccps_server_timewait - server holds timewait state on close (RFC 4340, 8.3) - * @dccps_xmit_timer - timer for when CCID is not ready to send + * @dccps_sync_scheduled - flag which signals "send out-of-band message soon" + * @dccps_xmitlet - tasklet scheduled by the TX CCID to dequeue data packets + * @dccps_xmit_timer - used by the TX CCID to delay sending (rate-based pacing) * @dccps_syn_rtt - RTT sample from Request/Response exchange (in usecs) */ struct dccp_sock { @@ -498,10 +517,14 @@ struct dccp_sock { struct ccid *dccps_hc_rx_ccid; struct ccid *dccps_hc_tx_ccid; struct dccp_options_received dccps_options_received; + __u8 dccps_qpolicy; + __u32 dccps_tx_qlen; enum dccp_role dccps_role:2; __u8 dccps_hc_rx_insert_options:1; __u8 dccps_hc_tx_insert_options:1; __u8 dccps_server_timewait:1; + __u8 dccps_sync_scheduled:1; + struct tasklet_struct dccps_xmitlet; struct timer_list dccps_xmit_timer; }; diff --git a/include/linux/dcookies.h b/include/linux/dcookies.h index 24c806f12a6c..5ac3bdd5cee6 100644 --- a/include/linux/dcookies.h +++ b/include/linux/dcookies.h @@ -13,10 +13,10 @@ #ifdef CONFIG_PROFILING #include <linux/dcache.h> -#include <linux/path.h> #include <linux/types.h> struct dcookie_user; +struct path; /** * dcookie_register - register a user of dcookies diff --git a/include/linux/debugobjects.h b/include/linux/debugobjects.h index 597692f1fc8d..65970b811e22 100644 --- a/include/linux/debugobjects.h +++ b/include/linux/debugobjects.h @@ -34,7 +34,10 @@ struct debug_obj { /** * struct debug_obj_descr - object type specific debug description structure + * * @name: name of the object typee + * @debug_hint: function returning address, which have associated + * kernel symbol, to allow identify the object * @fixup_init: fixup function, which is called when the init check * fails * @fixup_activate: fixup function, which is called when the activate check @@ -46,7 +49,7 @@ struct debug_obj { */ struct debug_obj_descr { const char *name; - + void *(*debug_hint) (void *addr); int (*fixup_init) (void *addr, enum debug_obj_state state); int (*fixup_activate) (void *addr, enum debug_obj_state state); int (*fixup_destroy) (void *addr, enum debug_obj_state state); diff --git a/include/linux/decompress/inflate.h b/include/linux/decompress/inflate.h index f9b06ccc3e5c..8c0aef1ba5f5 100644 --- a/include/linux/decompress/inflate.h +++ b/include/linux/decompress/inflate.h @@ -1,9 +1,6 @@ #ifndef INFLATE_H #define INFLATE_H -/* Other housekeeping constants */ -#define INBUFSIZ 4096 - int gunzip(unsigned char *inbuf, int len, int(*fill)(void*, unsigned int), int(*flush)(void*, unsigned int), diff --git a/include/linux/decompress/mm.h b/include/linux/decompress/mm.h index ad5ec1d0475e..7925bf0ee836 100644 --- a/include/linux/decompress/mm.h +++ b/include/linux/decompress/mm.h @@ -16,7 +16,7 @@ /* * Some architectures want to ensure there is no local data in their - * pre-boot environment, so that data can arbitarily relocated (via + * pre-boot environment, so that data can arbitrarily relocated (via * GOT references). This is achieved by defining STATIC_RW_DATA to * be null. */ @@ -61,8 +61,6 @@ static void free(void *where) #define large_malloc(a) malloc(a) #define large_free(a) free(a) -#define set_error_fn(x) - #define INIT #else /* STATIC */ @@ -72,6 +70,7 @@ static void free(void *where) #include <linux/kernel.h> #include <linux/fs.h> #include <linux/string.h> +#include <linux/slab.h> #include <linux/vmalloc.h> /* Use defines rather than static inline in order to avoid spurious @@ -84,9 +83,6 @@ static void free(void *where) #define large_malloc(a) vmalloc(a) #define large_free(a) vfree(a) -static void(*error)(char *m); -#define set_error_fn(x) error = x; - #define INIT __init #define STATIC diff --git a/include/linux/decompress/unxz.h b/include/linux/decompress/unxz.h new file mode 100644 index 000000000000..41728fc6c8a1 --- /dev/null +++ b/include/linux/decompress/unxz.h @@ -0,0 +1,19 @@ +/* + * Wrapper for decompressing XZ-compressed kernel, initramfs, and initrd + * + * Author: Lasse Collin <lasse.collin@tukaani.org> + * + * This file has been put into the public domain. + * You can do whatever you want with this file. + */ + +#ifndef DECOMPRESS_UNXZ_H +#define DECOMPRESS_UNXZ_H + +int unxz(unsigned char *in, int in_size, + int (*fill)(void *dest, unsigned int size), + int (*flush)(void *src, unsigned int size), + unsigned char *out, int *in_used, + void (*error)(char *x)); + +#endif diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 2970022faa63..32a4423710f5 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -193,6 +193,12 @@ struct dm_target { char *error; }; +/* Each target can link one of these into the table */ +struct dm_target_callbacks { + struct list_head list; + int (*congested_fn) (struct dm_target_callbacks *, int); +}; + int dm_register_target(struct target_type *t); void dm_unregister_target(struct target_type *t); @@ -269,14 +275,14 @@ int dm_table_add_target(struct dm_table *t, const char *type, sector_t start, sector_t len, char *params); /* - * Finally call this to make the table ready for use. + * Target_ctr should call this if it needs to add any callbacks. */ -int dm_table_complete(struct dm_table *t); +void dm_table_add_target_callbacks(struct dm_table *t, struct dm_target_callbacks *cb); /* - * Unplug all devices in a table. + * Finally call this to make the table ready for use. */ -void dm_table_unplug_all(struct dm_table *t); +int dm_table_complete(struct dm_table *t); /* * Table reference counting. diff --git a/include/linux/device.h b/include/linux/device.h index dd4895313468..c66111affca9 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -30,9 +30,8 @@ struct device_private; struct device_driver; struct driver_private; struct class; -struct class_private; +struct subsys_private; struct bus_type; -struct bus_type_private; struct device_node; struct bus_attribute { @@ -48,6 +47,38 @@ extern int __must_check bus_create_file(struct bus_type *, struct bus_attribute *); extern void bus_remove_file(struct bus_type *, struct bus_attribute *); +/** + * struct bus_type - The bus type of the device + * + * @name: The name of the bus. + * @bus_attrs: Default attributes of the bus. + * @dev_attrs: Default attributes of the devices on the bus. + * @drv_attrs: Default attributes of the device drivers on the bus. + * @match: Called, perhaps multiple times, whenever a new device or driver + * is added for this bus. It should return a nonzero value if the + * given device can be handled by the given driver. + * @uevent: Called when a device is added, removed, or a few other things + * that generate uevents to add the environment variables. + * @probe: Called when a new device or driver add to this bus, and callback + * the specific driver's probe to initial the matched device. + * @remove: Called when a device removed from this bus. + * @shutdown: Called at shut-down time to quiesce the device. + * @suspend: Called when a device on this bus wants to go to sleep mode. + * @resume: Called to bring a device on this bus out of sleep mode. + * @pm: Power management operations of this bus, callback the specific + * device driver's pm-ops. + * @p: The private data of the driver core, only the driver core can + * touch this. + * + * A bus is a channel between the processor and one or more devices. For the + * purposes of the device model, all devices are connected via a bus, even if + * it is an internal, virtual, "platform" bus. Buses can plug into each other. + * A USB controller is usually a PCI device, for example. The device model + * represents the actual connections between buses and the devices they control. + * A bus is represented by the bus_type structure. It contains the name, the + * default attributes, the bus' methods, PM operations, and the driver core's + * private data. + */ struct bus_type { const char *name; struct bus_attribute *bus_attrs; @@ -65,7 +96,7 @@ struct bus_type { const struct dev_pm_ops *pm; - struct bus_type_private *p; + struct subsys_private *p; }; extern int __must_check bus_register(struct bus_type *bus); @@ -120,6 +151,37 @@ extern int bus_unregister_notifier(struct bus_type *bus, extern struct kset *bus_get_kset(struct bus_type *bus); extern struct klist *bus_get_device_klist(struct bus_type *bus); +/** + * struct device_driver - The basic device driver structure + * @name: Name of the device driver. + * @bus: The bus which the device of this driver belongs to. + * @owner: The module owner. + * @mod_name: Used for built-in modules. + * @suppress_bind_attrs: Disables bind/unbind via sysfs. + * @of_match_table: The open firmware table. + * @probe: Called to query the existence of a specific device, + * whether this driver can work with it, and bind the driver + * to a specific device. + * @remove: Called when the device is removed from the system to + * unbind a device from this driver. + * @shutdown: Called at shut-down time to quiesce the device. + * @suspend: Called to put the device to sleep mode. Usually to a + * low power state. + * @resume: Called to bring a device from sleep mode. + * @groups: Default attributes that get created by the driver core + * automatically. + * @pm: Power management operations of the device which matched + * this driver. + * @p: Driver core's private data, no one other than the driver + * core can touch this. + * + * The device driver-model tracks all of the drivers known to the system. + * The main reason for this tracking is to enable the driver core to match + * up drivers with new devices. Once drivers are known objects within the + * system, however, a number of other things become possible. Device drivers + * can export information and configuration variables that are independent + * of any specific device. + */ struct device_driver { const char *name; struct bus_type *bus; @@ -129,9 +191,7 @@ struct device_driver { bool suppress_bind_attrs; /* disables bind/unbind via sysfs */ -#if defined(CONFIG_OF) const struct of_device_id *of_match_table; -#endif int (*probe) (struct device *dev); int (*remove) (struct device *dev); @@ -188,8 +248,34 @@ struct device *driver_find_device(struct device_driver *drv, struct device *start, void *data, int (*match)(struct device *dev, void *data)); -/* - * device classes +/** + * struct class - device classes + * @name: Name of the class. + * @owner: The module owner. + * @class_attrs: Default attributes of this class. + * @dev_attrs: Default attributes of the devices belong to the class. + * @dev_bin_attrs: Default binary attributes of the devices belong to the class. + * @dev_kobj: The kobject that represents this class and links it into the hierarchy. + * @dev_uevent: Called when a device is added, removed from this class, or a + * few other things that generate uevents to add the environment + * variables. + * @devnode: Callback to provide the devtmpfs. + * @class_release: Called to release this class. + * @dev_release: Called to release the device. + * @suspend: Used to put the device to sleep mode, usually to a low power + * state. + * @resume: Used to bring the device from the sleep mode. + * @ns_type: Callbacks so sysfs can detemine namespaces. + * @namespace: Namespace of the device belongs to this class. + * @pm: The default device power management operations of this class. + * @p: The private data of the driver core, no one other than the + * driver core can touch this. + * + * A class is a higher-level view of a device that abstracts out low-level + * implementation details. Drivers may see a SCSI disk or an ATA disk, but, + * at the class level, they are all simply disks. Classes allow user space + * to work with devices based on what they do, rather than how they are + * connected or how they work. */ struct class { const char *name; @@ -197,6 +283,7 @@ struct class { struct class_attribute *class_attrs; struct device_attribute *dev_attrs; + struct bin_attribute *dev_bin_attrs; struct kobject *dev_kobj; int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); @@ -213,7 +300,7 @@ struct class { const struct dev_pm_ops *pm; - struct class_private *p; + struct subsys_private *p; }; struct class_dev_iter { @@ -403,6 +490,65 @@ struct device_dma_parameters { unsigned long segment_boundary_mask; }; +/** + * struct device - The basic device structure + * @parent: The device's "parent" device, the device to which it is attached. + * In most cases, a parent device is some sort of bus or host + * controller. If parent is NULL, the device, is a top-level device, + * which is not usually what you want. + * @p: Holds the private data of the driver core portions of the device. + * See the comment of the struct device_private for detail. + * @kobj: A top-level, abstract class from which other classes are derived. + * @init_name: Initial name of the device. + * @type: The type of device. + * This identifies the device type and carries type-specific + * information. + * @mutex: Mutex to synchronize calls to its driver. + * @bus: Type of bus device is on. + * @driver: Which driver has allocated this + * @platform_data: Platform data specific to the device. + * Example: For devices on custom boards, as typical of embedded + * and SOC based hardware, Linux often uses platform_data to point + * to board-specific structures describing devices and how they + * are wired. That can include what ports are available, chip + * variants, which GPIO pins act in what additional roles, and so + * on. This shrinks the "Board Support Packages" (BSPs) and + * minimizes board-specific #ifdefs in drivers. + * @power: For device power management. + * See Documentation/power/devices.txt for details. + * @pwr_domain: Provide callbacks that are executed during system suspend, + * hibernation, system resume and during runtime PM transitions + * along with subsystem-level and driver-level callbacks. + * @numa_node: NUMA node this device is close to. + * @dma_mask: Dma mask (if dma'ble device). + * @coherent_dma_mask: Like dma_mask, but for alloc_coherent mapping as not all + * hardware supports 64-bit addresses for consistent allocations + * such descriptors. + * @dma_parms: A low level driver may set these to teach IOMMU code about + * segment limitations. + * @dma_pools: Dma pools (if dma'ble device). + * @dma_mem: Internal for coherent mem override. + * @archdata: For arch-specific additions. + * @of_node: Associated device tree node. + * @of_match: Matching of_device_id from driver. + * @devt: For creating the sysfs "dev". + * @devres_lock: Spinlock to protect the resource of the device. + * @devres_head: The resources list of the device. + * @knode_class: The node used to add the device to the class list. + * @class: The class of the device. + * @groups: Optional attribute groups. + * @release: Callback to free the device after all references have + * gone away. This should be set by the allocator of the + * device (i.e. the bus driver that discovered the device). + * + * At the lowest level, every device in a Linux system is represented by an + * instance of struct device. The device structure contains the information + * that the device model core needs to model the system. Most subsystems, + * however, track additional information about the devices they host. As a + * result, it is rare for devices to be represented by bare device structures; + * instead, that structure, like kobject structures, is usually embedded within + * a higher-level representation of the device. + */ struct device { struct device *parent; @@ -410,7 +556,7 @@ struct device { struct kobject kobj; const char *init_name; /* initial name of the device */ - struct device_type *type; + const struct device_type *type; struct mutex mutex; /* mutex to synchronize calls to * its driver. @@ -422,6 +568,7 @@ struct device { void *platform_data; /* Platform specific data, device core doesn't touch it */ struct dev_pm_info power; + struct dev_power_domain *pwr_domain; #ifdef CONFIG_NUMA int numa_node; /* NUMA node this device is close to */ @@ -441,9 +588,8 @@ struct device { override */ /* arch specific additions */ struct dev_archdata archdata; -#ifdef CONFIG_OF - struct device_node *of_node; -#endif + + struct device_node *of_node; /* associated device tree node */ dev_t devt; /* dev_t, creates the sysfs "dev" */ @@ -508,13 +654,13 @@ static inline int device_is_registered(struct device *dev) static inline void device_enable_async_suspend(struct device *dev) { - if (dev->power.status == DPM_ON) + if (!dev->power.in_suspend) dev->power.async_suspend = true; } static inline void device_disable_async_suspend(struct device *dev) { - if (dev->power.status == DPM_ON) + if (!dev->power.in_suspend) dev->power.async_suspend = false; } @@ -558,7 +704,7 @@ extern int device_move(struct device *dev, struct device *new_parent, extern const char *device_get_devnode(struct device *dev, mode_t *mode, const char **tmp); extern void *dev_get_drvdata(const struct device *dev); -extern void dev_set_drvdata(struct device *dev, void *data); +extern int dev_set_drvdata(struct device *dev, void *data); /* * Root device objects for grouping under /sys/devices @@ -612,7 +758,7 @@ extern int (*platform_notify)(struct device *dev); extern int (*platform_notify_remove)(struct device *dev); -/** +/* * get_device - atomically increment the reference count for the device. * */ @@ -634,9 +780,6 @@ static inline int devtmpfs_mount(const char *mountpoint) { return 0; } /* drivers/base/power/shutdown.c */ extern void device_shutdown(void); -/* drivers/base/sys.c */ -extern void sysdev_shutdown(void); - /* debugging and troubleshooting/diagnostic helpers. */ extern const char *dev_driver_string(const struct device *dev); @@ -739,13 +882,17 @@ do { \ #endif /* - * dev_WARN() acts like dev_printk(), but with the key difference + * dev_WARN*() acts like dev_printk(), but with the key difference * of using a WARN/WARN_ON to get the message out, including the * file/line information and a backtrace. */ #define dev_WARN(dev, format, arg...) \ WARN(1, "Device: %s\n" format, dev_driver_string(dev), ## arg); +#define dev_WARN_ONCE(dev, condition, format, arg...) \ + WARN_ONCE(condition, "Device %s\n" format, \ + dev_driver_string(dev), ## arg) + /* Create alias, so I can be autoloaded. */ #define MODULE_ALIAS_CHARDEV(major,minor) \ MODULE_ALIAS("char-major-" __stringify(major) "-" __stringify(minor)) diff --git a/include/linux/dm-ioctl.h b/include/linux/dm-ioctl.h index 49eab360d5d4..3708455ee6c3 100644 --- a/include/linux/dm-ioctl.h +++ b/include/linux/dm-ioctl.h @@ -44,7 +44,7 @@ * Remove a device, destroy any tables. * * DM_DEV_RENAME: - * Rename a device. + * Rename a device or set its uuid if none was previously supplied. * * DM_SUSPEND: * This performs both suspend and resume, depending which flag is @@ -267,9 +267,9 @@ enum { #define DM_DEV_SET_GEOMETRY _IOWR(DM_IOCTL, DM_DEV_SET_GEOMETRY_CMD, struct dm_ioctl) #define DM_VERSION_MAJOR 4 -#define DM_VERSION_MINOR 18 +#define DM_VERSION_MINOR 20 #define DM_VERSION_PATCHLEVEL 0 -#define DM_VERSION_EXTRA "-ioctl (2010-06-29)" +#define DM_VERSION_EXTRA "-ioctl (2011-02-02)" /* Status bits */ #define DM_READONLY_FLAG (1 << 0) /* In/Out */ @@ -322,4 +322,16 @@ enum { */ #define DM_UEVENT_GENERATED_FLAG (1 << 13) /* Out */ +/* + * If set, rename changes the uuid not the name. Only permitted + * if no uuid was previously supplied: an existing uuid cannot be changed. + */ +#define DM_UUID_FLAG (1 << 14) /* In */ + +/* + * If set, all buffers are wiped after use. Use when sending + * or requesting sensitive data such as an encryption key. + */ +#define DM_SECURE_DATA_FLAG (1 << 15) /* In */ + #endif /* _LINUX_DM_IOCTL_H */ diff --git a/include/linux/dm-log-userspace.h b/include/linux/dm-log-userspace.h index 0c3c3a2110c4..eeace7d3ff15 100644 --- a/include/linux/dm-log-userspace.h +++ b/include/linux/dm-log-userspace.h @@ -370,6 +370,16 @@ #define DM_ULOG_REQUEST_TYPE(request_type) \ (DM_ULOG_REQUEST_MASK & (request_type)) +/* + * DM_ULOG_REQUEST_VERSION is incremented when there is a + * change to the way information is passed between kernel + * and userspace. This could be a structure change of + * dm_ulog_request or a change in the way requests are + * issued/handled. Changes are outlined here: + * version 1: Initial implementation + */ +#define DM_ULOG_REQUEST_VERSION 1 + struct dm_ulog_request { /* * The local unique identifier (luid) and the universally unique @@ -383,8 +393,9 @@ struct dm_ulog_request { */ uint64_t luid; char uuid[DM_UUID_LEN]; - char padding[7]; /* Padding because DM_UUID_LEN = 129 */ + char padding[3]; /* Padding because DM_UUID_LEN = 129 */ + uint32_t version; /* See DM_ULOG_REQUEST_VERSION */ int32_t error; /* Used to report back processing errors */ uint32_t seq; /* Sequence number for request */ diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index e2106495cc11..eee7addec282 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -64,13 +64,15 @@ enum dma_transaction_type { DMA_PQ_VAL, DMA_MEMSET, DMA_INTERRUPT, + DMA_SG, DMA_PRIVATE, DMA_ASYNC_TX, DMA_SLAVE, + DMA_CYCLIC, }; /* last transaction type for creation of the capabilities mask */ -#define DMA_TX_TYPE_END (DMA_SLAVE + 1) +#define DMA_TX_TYPE_END (DMA_CYCLIC + 1) /** @@ -119,12 +121,15 @@ enum dma_ctrl_flags { * configuration data in statically from the platform). An additional * argument of struct dma_slave_config must be passed in with this * command. + * @FSLDMA_EXTERNAL_START: this command will put the Freescale DMA controller + * into external start mode. */ enum dma_ctrl_cmd { DMA_TERMINATE_ALL, DMA_PAUSE, DMA_RESUME, DMA_SLAVE_CONFIG, + FSLDMA_EXTERNAL_START, }; /** @@ -316,14 +321,14 @@ struct dma_async_tx_descriptor { dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *tx); dma_async_tx_callback callback; void *callback_param; -#ifndef CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH +#ifdef CONFIG_ASYNC_TX_ENABLE_CHANNEL_SWITCH struct dma_async_tx_descriptor *next; struct dma_async_tx_descriptor *parent; spinlock_t lock; #endif }; -#ifdef CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH +#ifndef CONFIG_ASYNC_TX_ENABLE_CHANNEL_SWITCH static inline void txd_lock(struct dma_async_tx_descriptor *txd) { } @@ -422,11 +427,14 @@ struct dma_tx_state { * @device_prep_dma_memset: prepares a memset operation * @device_prep_dma_interrupt: prepares an end of chain interrupt operation * @device_prep_slave_sg: prepares a slave dma operation + * @device_prep_dma_cyclic: prepare a cyclic dma operation suitable for audio. + * The function takes a buffer of size buf_len. The callback function will + * be called after period_len bytes have been transferred. * @device_control: manipulate all pending operations on a channel, returns * zero or error code * @device_tx_status: poll for transaction completion, the optional * txstate parameter can be supplied with a pointer to get a - * struct with auxilary transfer status information, otherwise the call + * struct with auxiliary transfer status information, otherwise the call * will just return a simple status code * @device_issue_pending: push pending transactions to hardware */ @@ -473,11 +481,19 @@ struct dma_device { unsigned long flags); struct dma_async_tx_descriptor *(*device_prep_dma_interrupt)( struct dma_chan *chan, unsigned long flags); + struct dma_async_tx_descriptor *(*device_prep_dma_sg)( + struct dma_chan *chan, + struct scatterlist *dst_sg, unsigned int dst_nents, + struct scatterlist *src_sg, unsigned int src_nents, + unsigned long flags); struct dma_async_tx_descriptor *(*device_prep_slave_sg)( struct dma_chan *chan, struct scatterlist *sgl, unsigned int sg_len, enum dma_data_direction direction, unsigned long flags); + struct dma_async_tx_descriptor *(*device_prep_dma_cyclic)( + struct dma_chan *chan, dma_addr_t buf_addr, size_t buf_len, + size_t period_len, enum dma_data_direction direction); int (*device_control)(struct dma_chan *chan, enum dma_ctrl_cmd cmd, unsigned long arg); @@ -487,6 +503,40 @@ struct dma_device { void (*device_issue_pending)(struct dma_chan *chan); }; +static inline int dmaengine_device_control(struct dma_chan *chan, + enum dma_ctrl_cmd cmd, + unsigned long arg) +{ + return chan->device->device_control(chan, cmd, arg); +} + +static inline int dmaengine_slave_config(struct dma_chan *chan, + struct dma_slave_config *config) +{ + return dmaengine_device_control(chan, DMA_SLAVE_CONFIG, + (unsigned long)config); +} + +static inline int dmaengine_terminate_all(struct dma_chan *chan) +{ + return dmaengine_device_control(chan, DMA_TERMINATE_ALL, 0); +} + +static inline int dmaengine_pause(struct dma_chan *chan) +{ + return dmaengine_device_control(chan, DMA_PAUSE, 0); +} + +static inline int dmaengine_resume(struct dma_chan *chan) +{ + return dmaengine_device_control(chan, DMA_RESUME, 0); +} + +static inline dma_cookie_t dmaengine_submit(struct dma_async_tx_descriptor *desc) +{ + return desc->tx_submit(desc); +} + static inline bool dmaengine_check_align(u8 align, size_t off1, size_t off2, size_t len) { size_t mask; @@ -606,11 +656,11 @@ static inline void net_dmaengine_put(void) #ifdef CONFIG_ASYNC_TX_DMA #define async_dmaengine_get() dmaengine_get() #define async_dmaengine_put() dmaengine_put() -#ifdef CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH +#ifndef CONFIG_ASYNC_TX_ENABLE_CHANNEL_SWITCH #define async_dma_find_channel(type) dma_find_channel(DMA_ASYNC_TX) #else #define async_dma_find_channel(type) dma_find_channel(type) -#endif /* CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH */ +#endif /* CONFIG_ASYNC_TX_ENABLE_CHANNEL_SWITCH */ #else static inline void async_dmaengine_get(void) { @@ -774,6 +824,8 @@ enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie); #ifdef CONFIG_DMA_ENGINE enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx); void dma_issue_pending_all(void); +struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param); +void dma_release_channel(struct dma_chan *chan); #else static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx) { @@ -781,7 +833,14 @@ static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descript } static inline void dma_issue_pending_all(void) { - do { } while (0); +} +static inline struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, + dma_filter_fn fn, void *fn_param) +{ + return NULL; +} +static inline void dma_release_channel(struct dma_chan *chan) +{ } #endif @@ -792,8 +851,6 @@ void dma_async_device_unregister(struct dma_device *device); void dma_run_dependencies(struct dma_async_tx_descriptor *tx); struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type); #define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y) -struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param); -void dma_release_channel(struct dma_chan *chan); /* --- Helper iov-locking functions --- */ diff --git a/include/linux/dmar.h b/include/linux/dmar.h index a7d9dc21391d..7b776d71d36d 100644 --- a/include/linux/dmar.h +++ b/include/linux/dmar.h @@ -175,10 +175,21 @@ static inline int set_msi_sid(struct irte *irte, struct pci_dev *dev) return 0; } -#define enable_intr_remapping(mode) (-1) -#define disable_intr_remapping() (0) -#define reenable_intr_remapping(mode) (0) #define intr_remapping_enabled (0) + +static inline int enable_intr_remapping(int eim) +{ + return -1; +} + +static inline void disable_intr_remapping(void) +{ +} + +static inline int reenable_intr_remapping(int eim) +{ + return 0; +} #endif /* Can't use the common MSI interrupt functions diff --git a/include/linux/dmi.h b/include/linux/dmi.h index 90e087f8d951..f156cca25ad0 100644 --- a/include/linux/dmi.h +++ b/include/linux/dmi.h @@ -23,6 +23,53 @@ enum dmi_device_type { DMI_DEV_TYPE_DEV_ONBOARD = -3, }; +enum dmi_entry_type { + DMI_ENTRY_BIOS = 0, + DMI_ENTRY_SYSTEM, + DMI_ENTRY_BASEBOARD, + DMI_ENTRY_CHASSIS, + DMI_ENTRY_PROCESSOR, + DMI_ENTRY_MEM_CONTROLLER, + DMI_ENTRY_MEM_MODULE, + DMI_ENTRY_CACHE, + DMI_ENTRY_PORT_CONNECTOR, + DMI_ENTRY_SYSTEM_SLOT, + DMI_ENTRY_ONBOARD_DEVICE, + DMI_ENTRY_OEMSTRINGS, + DMI_ENTRY_SYSCONF, + DMI_ENTRY_BIOS_LANG, + DMI_ENTRY_GROUP_ASSOC, + DMI_ENTRY_SYSTEM_EVENT_LOG, + DMI_ENTRY_PHYS_MEM_ARRAY, + DMI_ENTRY_MEM_DEVICE, + DMI_ENTRY_32_MEM_ERROR, + DMI_ENTRY_MEM_ARRAY_MAPPED_ADDR, + DMI_ENTRY_MEM_DEV_MAPPED_ADDR, + DMI_ENTRY_BUILTIN_POINTING_DEV, + DMI_ENTRY_PORTABLE_BATTERY, + DMI_ENTRY_SYSTEM_RESET, + DMI_ENTRY_HW_SECURITY, + DMI_ENTRY_SYSTEM_POWER_CONTROLS, + DMI_ENTRY_VOLTAGE_PROBE, + DMI_ENTRY_COOLING_DEV, + DMI_ENTRY_TEMP_PROBE, + DMI_ENTRY_ELECTRICAL_CURRENT_PROBE, + DMI_ENTRY_OOB_REMOTE_ACCESS, + DMI_ENTRY_BIS_ENTRY, + DMI_ENTRY_SYSTEM_BOOT, + DMI_ENTRY_MGMT_DEV, + DMI_ENTRY_MGMT_DEV_COMPONENT, + DMI_ENTRY_MGMT_DEV_THRES, + DMI_ENTRY_MEM_CHANNEL, + DMI_ENTRY_IPMI_DEV, + DMI_ENTRY_SYS_POWER_SUPPLY, + DMI_ENTRY_ADDITIONAL, + DMI_ENTRY_ONBOARD_DEV_EXT, + DMI_ENTRY_MGMT_CONTROLLER_HOST, + DMI_ENTRY_INACTIVE = 126, + DMI_ENTRY_END_OF_TABLE = 127, +}; + struct dmi_header { u8 type; u8 length; diff --git a/include/linux/drbd.h b/include/linux/drbd.h index 9b2a0158f399..cec467f5d676 100644 --- a/include/linux/drbd.h +++ b/include/linux/drbd.h @@ -36,7 +36,7 @@ #include <sys/wait.h> #include <limits.h> -/* Altough the Linux source code makes a difference between +/* Although the Linux source code makes a difference between generic endianness and the bitfields' endianness, there is no architecture as of Linux-2.6.24-rc4 where the bitfileds' endianness does not match the generic endianness. */ @@ -53,10 +53,10 @@ extern const char *drbd_buildtag(void); -#define REL_VERSION "8.3.9rc2" +#define REL_VERSION "8.3.10" #define API_VERSION 88 #define PRO_VERSION_MIN 86 -#define PRO_VERSION_MAX 95 +#define PRO_VERSION_MAX 96 enum drbd_io_error_p { @@ -96,8 +96,14 @@ enum drbd_on_no_data { OND_SUSPEND_IO }; +enum drbd_on_congestion { + OC_BLOCK, + OC_PULL_AHEAD, + OC_DISCONNECT, +}; + /* KEEP the order, do not delete or insert. Only append. */ -enum drbd_ret_codes { +enum drbd_ret_code { ERR_CODE_BASE = 100, NO_ERROR = 101, ERR_LOCAL_ADDR = 102, @@ -146,6 +152,9 @@ enum drbd_ret_codes { ERR_PERM = 152, ERR_NEED_APV_93 = 153, ERR_STONITH_AND_PROT_A = 154, + ERR_CONG_NOT_PROTO_A = 155, + ERR_PIC_AFTER_DEP = 156, + ERR_PIC_PEER_DEP = 157, /* insert new ones above this line */ AFTER_LAST_ERR_CODE @@ -175,7 +184,7 @@ enum drbd_conns { /* These temporal states are all used on the way * from >= C_CONNECTED to Unconnected. * The 'disconnect reason' states - * I do not allow to change beween them. */ + * I do not allow to change between them. */ C_TIMEOUT, C_BROKEN_PIPE, C_NETWORK_FAILURE, @@ -199,6 +208,10 @@ enum drbd_conns { C_VERIFY_T, C_PAUSED_SYNC_S, C_PAUSED_SYNC_T, + + C_AHEAD, + C_BEHIND, + C_MASK = 31 }; @@ -259,7 +272,7 @@ union drbd_state { unsigned int i; }; -enum drbd_state_ret_codes { +enum drbd_state_rv { SS_CW_NO_NEED = 4, SS_CW_SUCCESS = 3, SS_NOTHING_TO_DO = 2, @@ -290,7 +303,7 @@ enum drbd_state_ret_codes { extern const char *drbd_conn_str(enum drbd_conns); extern const char *drbd_role_str(enum drbd_role); extern const char *drbd_disk_str(enum drbd_disk_state); -extern const char *drbd_set_st_err_str(enum drbd_state_ret_codes); +extern const char *drbd_set_st_err_str(enum drbd_state_rv); #define SHARED_SECRET_MAX 64 diff --git a/include/linux/drbd_limits.h b/include/linux/drbd_limits.h index 4ac33f34b77e..246f576c981d 100644 --- a/include/linux/drbd_limits.h +++ b/include/linux/drbd_limits.h @@ -16,7 +16,8 @@ #define DEBUG_RANGE_CHECK 0 #define DRBD_MINOR_COUNT_MIN 1 -#define DRBD_MINOR_COUNT_MAX 255 +#define DRBD_MINOR_COUNT_MAX 256 +#define DRBD_MINOR_COUNT_DEF 32 #define DRBD_DIALOG_REFRESH_MIN 0 #define DRBD_DIALOG_REFRESH_MAX 600 @@ -42,7 +43,7 @@ /* net { */ /* timeout, unit centi seconds - * more than one minute timeout is not usefull */ + * more than one minute timeout is not useful */ #define DRBD_TIMEOUT_MIN 1 #define DRBD_TIMEOUT_MAX 600 #define DRBD_TIMEOUT_DEF 60 /* 6 seconds */ @@ -67,7 +68,7 @@ #define DRBD_MAX_EPOCH_SIZE_MAX 20000 #define DRBD_MAX_EPOCH_SIZE_DEF 2048 - /* I don't think that a tcp send buffer of more than 10M is usefull */ + /* I don't think that a tcp send buffer of more than 10M is useful */ #define DRBD_SNDBUF_SIZE_MIN 0 #define DRBD_SNDBUF_SIZE_MAX (10<<20) #define DRBD_SNDBUF_SIZE_DEF 0 @@ -100,7 +101,7 @@ #define DRBD_RATE_MAX (4 << 20) #define DRBD_RATE_DEF 250 /* kb/second */ - /* less than 7 would hit performance unneccessarily. + /* less than 7 would hit performance unnecessarily. * 3833 is the largest prime that still does fit * into 64 sectors of activity log */ #define DRBD_AL_EXTENTS_MIN 7 @@ -129,6 +130,7 @@ #define DRBD_AFTER_SB_2P_DEF ASB_DISCONNECT #define DRBD_RR_CONFLICT_DEF ASB_DISCONNECT #define DRBD_ON_NO_DATA_DEF OND_IO_ERROR +#define DRBD_ON_CONGESTION_DEF OC_BLOCK #define DRBD_MAX_BIO_BVECS_MIN 0 #define DRBD_MAX_BIO_BVECS_MAX 128 @@ -154,5 +156,13 @@ #define DRBD_C_MIN_RATE_MAX (4 << 20) #define DRBD_C_MIN_RATE_DEF 4096 +#define DRBD_CONG_FILL_MIN 0 +#define DRBD_CONG_FILL_MAX (10<<21) /* 10GByte in sectors */ +#define DRBD_CONG_FILL_DEF 0 + +#define DRBD_CONG_EXTENTS_MIN DRBD_AL_EXTENTS_MIN +#define DRBD_CONG_EXTENTS_MAX DRBD_AL_EXTENTS_MAX +#define DRBD_CONG_EXTENTS_DEF DRBD_AL_EXTENTS_DEF + #undef RANGE #endif diff --git a/include/linux/drbd_nl.h b/include/linux/drbd_nl.h index ade91107c9a5..ab6159e4fcf0 100644 --- a/include/linux/drbd_nl.h +++ b/include/linux/drbd_nl.h @@ -56,6 +56,9 @@ NL_PACKET(net_conf, 5, NL_INTEGER( 39, T_MAY_IGNORE, rr_conflict) NL_INTEGER( 40, T_MAY_IGNORE, ping_timeo) NL_INTEGER( 67, T_MAY_IGNORE, rcvbuf_size) + NL_INTEGER( 81, T_MAY_IGNORE, on_congestion) + NL_INTEGER( 82, T_MAY_IGNORE, cong_fill) + NL_INTEGER( 83, T_MAY_IGNORE, cong_extents) /* 59 addr_family was available in GIT, never released */ NL_BIT( 60, T_MANDATORY, mind_af) NL_BIT( 27, T_MAY_IGNORE, want_lose) @@ -66,7 +69,9 @@ NL_PACKET(net_conf, 5, NL_BIT( 70, T_MANDATORY, dry_run) ) -NL_PACKET(disconnect, 6, ) +NL_PACKET(disconnect, 6, + NL_BIT( 84, T_MAY_IGNORE, force) +) NL_PACKET(resize, 7, NL_INT64( 29, T_MAY_IGNORE, resize_size) @@ -143,9 +148,13 @@ NL_PACKET(new_c_uuid, 26, NL_BIT( 63, T_MANDATORY, clear_bm) ) +#ifdef NL_RESPONSE +NL_RESPONSE(return_code_only, 27) +#endif + #undef NL_PACKET #undef NL_INTEGER #undef NL_INT64 #undef NL_BIT #undef NL_STRING - +#undef NL_RESPONSE diff --git a/include/linux/drbd_tag_magic.h b/include/linux/drbd_tag_magic.h index fcdff8410e99..f14a165e82dc 100644 --- a/include/linux/drbd_tag_magic.h +++ b/include/linux/drbd_tag_magic.h @@ -7,6 +7,7 @@ /* declare packet_type enums */ enum packet_types { #define NL_PACKET(name, number, fields) P_ ## name = number, +#define NL_RESPONSE(name, number) P_ ## name = number, #define NL_INTEGER(pn, pr, member) #define NL_INT64(pn, pr, member) #define NL_BIT(pn, pr, member) diff --git a/include/linux/dw_dmac.h b/include/linux/dw_dmac.h index c8aad713a046..6998d9376ef9 100644 --- a/include/linux/dw_dmac.h +++ b/include/linux/dw_dmac.h @@ -16,9 +16,18 @@ /** * struct dw_dma_platform_data - Controller configuration parameters * @nr_channels: Number of channels supported by hardware (max 8) + * @is_private: The device channels should be marked as private and not for + * by the general purpose DMA channel allocator. */ struct dw_dma_platform_data { unsigned int nr_channels; + bool is_private; +#define CHAN_ALLOCATION_ASCENDING 0 /* zero to seven */ +#define CHAN_ALLOCATION_DESCENDING 1 /* seven to zero */ + unsigned char chan_allocation_order; +#define CHAN_PRIORITY_ASCENDING 0 /* chan0 highest */ +#define CHAN_PRIORITY_DESCENDING 1 /* chan7 highest */ + unsigned char chan_priority; }; /** @@ -33,6 +42,30 @@ enum dw_dma_slave_width { DW_DMA_SLAVE_WIDTH_32BIT, }; +/* bursts size */ +enum dw_dma_msize { + DW_DMA_MSIZE_1, + DW_DMA_MSIZE_4, + DW_DMA_MSIZE_8, + DW_DMA_MSIZE_16, + DW_DMA_MSIZE_32, + DW_DMA_MSIZE_64, + DW_DMA_MSIZE_128, + DW_DMA_MSIZE_256, +}; + +/* flow controller */ +enum dw_dma_fc { + DW_DMA_FC_D_M2M, + DW_DMA_FC_D_M2P, + DW_DMA_FC_D_P2M, + DW_DMA_FC_D_P2P, + DW_DMA_FC_P_P2M, + DW_DMA_FC_SP_P2P, + DW_DMA_FC_P_M2P, + DW_DMA_FC_DP_P2P, +}; + /** * struct dw_dma_slave - Controller-specific information about a slave * @@ -44,6 +77,11 @@ enum dw_dma_slave_width { * @reg_width: peripheral register width * @cfg_hi: Platform-specific initializer for the CFG_HI register * @cfg_lo: Platform-specific initializer for the CFG_LO register + * @src_master: src master for transfers on allocated channel. + * @dst_master: dest master for transfers on allocated channel. + * @src_msize: src burst size. + * @dst_msize: dest burst size. + * @fc: flow controller for DMA transfer */ struct dw_dma_slave { struct device *dma_dev; @@ -52,6 +90,11 @@ struct dw_dma_slave { enum dw_dma_slave_width reg_width; u32 cfg_hi; u32 cfg_lo; + u8 src_master; + u8 dst_master; + u8 src_msize; + u8 dst_msize; + u8 fc; }; /* Platform-configurable bits in CFG_HI */ @@ -62,7 +105,6 @@ struct dw_dma_slave { #define DWC_CFGH_DST_PER(x) ((x) << 11) /* Platform-configurable bits in CFG_LO */ -#define DWC_CFGL_PRIO(x) ((x) << 5) /* priority */ #define DWC_CFGL_LOCK_CH_XFER (0 << 12) /* scope of LOCK_CH */ #define DWC_CFGL_LOCK_CH_BLOCK (1 << 12) #define DWC_CFGL_LOCK_CH_XACT (2 << 12) diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index a90b3892074a..e747ecd48e1c 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -1,8 +1,6 @@ #ifndef _DYNAMIC_DEBUG_H #define _DYNAMIC_DEBUG_H -#include <linux/jump_label.h> - /* dynamic_printk_enabled, and dynamic_printk_enabled2 are bitmasks in which * bit n is set to 1 if any modname hashes into the bucket n, 0 otherwise. They * use independent hash functions, to reduce the chance of false positives. @@ -31,6 +29,10 @@ struct _ddebug { * writes commands to <debugfs>/dynamic_debug/control */ #define _DPRINTK_FLAGS_PRINT (1<<0) /* printk() a message using the format */ +#define _DPRINTK_FLAGS_INCL_MODNAME (1<<1) +#define _DPRINTK_FLAGS_INCL_FUNCNAME (1<<2) +#define _DPRINTK_FLAGS_INCL_LINENO (1<<3) +#define _DPRINTK_FLAGS_INCL_TID (1<<4) #define _DPRINTK_FLAGS_DEFAULT 0 unsigned int flags:8; char enabled; @@ -42,36 +44,28 @@ int ddebug_add_module(struct _ddebug *tab, unsigned int n, #if defined(CONFIG_DYNAMIC_DEBUG) extern int ddebug_remove_module(const char *mod_name); +extern int __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...) + __attribute__ ((format (printf, 2, 3))); #define dynamic_pr_debug(fmt, ...) do { \ - __label__ do_printk; \ - __label__ out; \ static struct _ddebug descriptor \ __used \ __attribute__((section("__verbose"), aligned(8))) = \ { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \ _DPRINTK_FLAGS_DEFAULT }; \ - JUMP_LABEL(&descriptor.enabled, do_printk); \ - goto out; \ -do_printk: \ - printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ -out: ; \ + if (unlikely(descriptor.enabled)) \ + __dynamic_pr_debug(&descriptor, pr_fmt(fmt), ##__VA_ARGS__); \ } while (0) #define dynamic_dev_dbg(dev, fmt, ...) do { \ - __label__ do_printk; \ - __label__ out; \ static struct _ddebug descriptor \ __used \ __attribute__((section("__verbose"), aligned(8))) = \ { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \ _DPRINTK_FLAGS_DEFAULT }; \ - JUMP_LABEL(&descriptor.enabled, do_printk); \ - goto out; \ -do_printk: \ - dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \ -out: ; \ + if (unlikely(descriptor.enabled)) \ + dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \ } while (0) #else diff --git a/include/linux/efi.h b/include/linux/efi.h index fb737bc19a8c..33fa1203024e 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -397,4 +397,41 @@ static inline void memrange_efi_to_native(u64 *addr, u64 *npages) *addr &= PAGE_MASK; } +#if defined(CONFIG_EFI_VARS) || defined(CONFIG_EFI_VARS_MODULE) +/* + * EFI Variable support. + * + * Different firmware drivers can expose their EFI-like variables using + * the following. + */ + +struct efivar_operations { + efi_get_variable_t *get_variable; + efi_get_next_variable_t *get_next_variable; + efi_set_variable_t *set_variable; +}; + +struct efivars { + /* + * ->lock protects two things: + * 1) ->list - adds, removals, reads, writes + * 2) ops.[gs]et_variable() calls. + * It must not be held when creating sysfs entries or calling kmalloc. + * ops.get_next_variable() is only called from register_efivars(), + * which is protected by the BKL, so that path is safe. + */ + spinlock_t lock; + struct list_head list; + struct kset *kset; + struct bin_attribute *new_var, *del_var; + const struct efivar_operations *ops; +}; + +int register_efivars(struct efivars *efivars, + const struct efivar_operations *ops, + struct kobject *parent_kobj); +void unregister_efivars(struct efivars *efivars); + +#endif /* CONFIG_EFI_VARS */ + #endif /* _LINUX_EFI_H */ diff --git a/include/linux/elevator.h b/include/linux/elevator.h index 4fd978e7eb83..21a8ebf2dc3a 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -20,7 +20,6 @@ typedef void (elevator_bio_merged_fn) (struct request_queue *, typedef int (elevator_dispatch_fn) (struct request_queue *, int); typedef void (elevator_add_req_fn) (struct request_queue *, struct request *); -typedef int (elevator_queue_empty_fn) (struct request_queue *); typedef struct request *(elevator_request_list_fn) (struct request_queue *, struct request *); typedef void (elevator_completed_req_fn) (struct request_queue *, struct request *); typedef int (elevator_may_queue_fn) (struct request_queue *, int); @@ -46,7 +45,6 @@ struct elevator_ops elevator_activate_req_fn *elevator_activate_req_fn; elevator_deactivate_req_fn *elevator_deactivate_req_fn; - elevator_queue_empty_fn *elevator_queue_empty_fn; elevator_completed_req_fn *elevator_completed_req_fn; elevator_request_list_fn *elevator_former_req_fn; @@ -101,17 +99,16 @@ struct elevator_queue */ extern void elv_dispatch_sort(struct request_queue *, struct request *); extern void elv_dispatch_add_tail(struct request_queue *, struct request *); -extern void elv_add_request(struct request_queue *, struct request *, int, int); -extern void __elv_add_request(struct request_queue *, struct request *, int, int); -extern void elv_insert(struct request_queue *, struct request *, int); +extern void elv_add_request(struct request_queue *, struct request *, int); +extern void __elv_add_request(struct request_queue *, struct request *, int); extern int elv_merge(struct request_queue *, struct request **, struct bio *); +extern int elv_try_merge(struct request *, struct bio *); extern void elv_merge_requests(struct request_queue *, struct request *, struct request *); extern void elv_merged_request(struct request_queue *, struct request *, int); extern void elv_bio_merged(struct request_queue *q, struct request *, struct bio *); extern void elv_requeue_request(struct request_queue *, struct request *); -extern int elv_queue_empty(struct request_queue *); extern struct request *elv_former_request(struct request_queue *, struct request *); extern struct request *elv_latter_request(struct request_queue *, struct request *); extern int elv_register_queue(struct request_queue *q); @@ -167,6 +164,8 @@ extern struct request *elv_rb_find(struct rb_root *, sector_t); #define ELEVATOR_INSERT_BACK 2 #define ELEVATOR_INSERT_SORT 3 #define ELEVATOR_INSERT_REQUEUE 4 +#define ELEVATOR_INSERT_FLUSH 5 +#define ELEVATOR_INSERT_SORT_MERGE 6 /* * return values from elevator_may_queue_fn @@ -195,15 +194,9 @@ enum { /* * io context count accounting */ -#define elv_ioc_count_mod(name, __val) \ - do { \ - preempt_disable(); \ - __get_cpu_var(name) += (__val); \ - preempt_enable(); \ - } while (0) - -#define elv_ioc_count_inc(name) elv_ioc_count_mod(name, 1) -#define elv_ioc_count_dec(name) elv_ioc_count_mod(name, -1) +#define elv_ioc_count_mod(name, __val) this_cpu_add(name, __val) +#define elv_ioc_count_inc(name) this_cpu_inc(name) +#define elv_ioc_count_dec(name) this_cpu_dec(name) #define elv_ioc_count_read(name) \ ({ \ diff --git a/include/linux/err.h b/include/linux/err.h index 448afc12c78a..f2edce25a76b 100644 --- a/include/linux/err.h +++ b/include/linux/err.h @@ -52,6 +52,14 @@ static inline void * __must_check ERR_CAST(const void *ptr) return (void *) ptr; } +static inline int __must_check PTR_RET(const void *ptr) +{ + if (IS_ERR(ptr)) + return PTR_ERR(ptr); + else + return 0; +} + #endif #endif /* _LINUX_ERR_H */ diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index f16a01081e15..ab68f785fd19 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -48,8 +48,10 @@ extern int eth_validate_addr(struct net_device *dev); -extern struct net_device *alloc_etherdev_mq(int sizeof_priv, unsigned int queue_count); +extern struct net_device *alloc_etherdev_mqs(int sizeof_priv, unsigned int txqs, + unsigned int rxqs); #define alloc_etherdev(sizeof_priv) alloc_etherdev_mq(sizeof_priv, 1) +#define alloc_etherdev_mq(sizeof_priv, count) alloc_etherdev_mqs(sizeof_priv, count, count) /** * is_zero_ether_addr - Determine if give Ethernet address is all zeros. @@ -97,6 +99,17 @@ static inline int is_broadcast_ether_addr(const u8 *addr) } /** + * is_unicast_ether_addr - Determine if the Ethernet address is unicast + * @addr: Pointer to a six-byte array containing the Ethernet address + * + * Return true if the address is a unicast address. + */ +static inline int is_unicast_ether_addr(const u8 *addr) +{ + return !is_multicast_ether_addr(addr); +} + +/** * is_valid_ether_addr - Determine if the given Ethernet address is valid * @addr: Pointer to a six-byte array containing the Ethernet address * diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 6628a507fd3b..c6a850ab2ec5 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -13,6 +13,9 @@ #ifndef _LINUX_ETHTOOL_H #define _LINUX_ETHTOOL_H +#ifdef __KERNEL__ +#include <linux/compat.h> +#endif #include <linux/types.h> #include <linux/if_ether.h> @@ -21,7 +24,10 @@ struct ethtool_cmd { __u32 cmd; __u32 supported; /* Features this interface supports */ __u32 advertising; /* Features this interface advertises */ - __u16 speed; /* The forced speed, 10Mb, 100Mb, gigabit */ + __u16 speed; /* The forced speed (lower bits) in + * Mbps. Please use + * ethtool_cmd_speed()/_set() to + * access it */ __u8 duplex; /* Duplex, half or full */ __u8 port; /* Which connector port */ __u8 phy_address; @@ -30,7 +36,10 @@ struct ethtool_cmd { __u8 mdio_support; __u32 maxtxpkt; /* Tx pkts before generating tx int */ __u32 maxrxpkt; /* Rx pkts before generating rx int */ - __u16 speed_hi; + __u16 speed_hi; /* The forced speed (upper + * bits) in Mbps. Please use + * ethtool_cmd_speed()/_set() to + * access it */ __u8 eth_tp_mdix; __u8 reserved2; __u32 lp_advertising; /* Features the link partner advertises */ @@ -38,14 +47,14 @@ struct ethtool_cmd { }; static inline void ethtool_cmd_speed_set(struct ethtool_cmd *ep, - __u32 speed) + __u32 speed) { ep->speed = (__u16)speed; ep->speed_hi = (__u16)(speed >> 16); } -static inline __u32 ethtool_cmd_speed(struct ethtool_cmd *ep) +static inline __u32 ethtool_cmd_speed(const struct ethtool_cmd *ep) { return (ep->speed_hi << 16) | ep->speed; } @@ -226,6 +235,34 @@ struct ethtool_ringparam { __u32 tx_pending; }; +/** + * struct ethtool_channels - configuring number of network channel + * @cmd: ETHTOOL_{G,S}CHANNELS + * @max_rx: Read only. Maximum number of receive channel the driver support. + * @max_tx: Read only. Maximum number of transmit channel the driver support. + * @max_other: Read only. Maximum number of other channel the driver support. + * @max_combined: Read only. Maximum number of combined channel the driver + * support. Set of queues RX, TX or other. + * @rx_count: Valid values are in the range 1 to the max_rx. + * @tx_count: Valid values are in the range 1 to the max_tx. + * @other_count: Valid values are in the range 1 to the max_other. + * @combined_count: Valid values are in the range 1 to the max_combined. + * + * This can be used to configure RX, TX and other channels. + */ + +struct ethtool_channels { + __u32 cmd; + __u32 max_rx; + __u32 max_tx; + __u32 max_other; + __u32 max_combined; + __u32 rx_count; + __u32 tx_count; + __u32 other_count; + __u32 combined_count; +}; + /* for configuring link flow control parameters */ struct ethtool_pauseparam { __u32 cmd; /* ETHTOOL_{G,S}PAUSEPARAM */ @@ -251,6 +288,7 @@ enum ethtool_stringset { ETH_SS_STATS, ETH_SS_PRIV_FLAGS, ETH_SS_NTUPLE_FILTERS, + ETH_SS_FEATURES, }; /* for passing string sets for data tagging */ @@ -376,27 +414,42 @@ struct ethtool_usrip4_spec { __u8 proto; }; +union ethtool_flow_union { + struct ethtool_tcpip4_spec tcp_ip4_spec; + struct ethtool_tcpip4_spec udp_ip4_spec; + struct ethtool_tcpip4_spec sctp_ip4_spec; + struct ethtool_ah_espip4_spec ah_ip4_spec; + struct ethtool_ah_espip4_spec esp_ip4_spec; + struct ethtool_usrip4_spec usr_ip4_spec; + struct ethhdr ether_spec; + __u8 hdata[60]; +}; + +struct ethtool_flow_ext { + __be16 vlan_etype; + __be16 vlan_tci; + __be32 data[2]; +}; + /** * struct ethtool_rx_flow_spec - specification for RX flow filter * @flow_type: Type of match to perform, e.g. %TCP_V4_FLOW * @h_u: Flow fields to match (dependent on @flow_type) - * @m_u: Masks for flow field bits to be ignored + * @h_ext: Additional fields to match + * @m_u: Masks for flow field bits to be matched + * @m_ext: Masks for additional field bits to be matched + * Note, all additional fields must be ignored unless @flow_type + * includes the %FLOW_EXT flag. * @ring_cookie: RX ring/queue index to deliver to, or %RX_CLS_FLOW_DISC * if packets should be discarded * @location: Index of filter in hardware table */ struct ethtool_rx_flow_spec { __u32 flow_type; - union { - struct ethtool_tcpip4_spec tcp_ip4_spec; - struct ethtool_tcpip4_spec udp_ip4_spec; - struct ethtool_tcpip4_spec sctp_ip4_spec; - struct ethtool_ah_espip4_spec ah_ip4_spec; - struct ethtool_ah_espip4_spec esp_ip4_spec; - struct ethtool_usrip4_spec usr_ip4_spec; - struct ethhdr ether_spec; - __u8 hdata[72]; - } h_u, m_u; + union ethtool_flow_union h_u; + struct ethtool_flow_ext h_ext; + union ethtool_flow_union m_u; + struct ethtool_flow_ext m_ext; __u64 ring_cookie; __u32 location; }; @@ -449,6 +502,31 @@ struct ethtool_rxnfc { __u32 rule_locs[0]; }; +#ifdef __KERNEL__ +#ifdef CONFIG_COMPAT + +struct compat_ethtool_rx_flow_spec { + u32 flow_type; + union ethtool_flow_union h_u; + struct ethtool_flow_ext h_ext; + union ethtool_flow_union m_u; + struct ethtool_flow_ext m_ext; + compat_u64 ring_cookie; + u32 location; +}; + +struct compat_ethtool_rxnfc { + u32 cmd; + u32 flow_type; + compat_u64 data; + struct compat_ethtool_rx_flow_spec fs; + u32 rule_cnt; + u32 rule_locs[0]; +}; + +#endif /* CONFIG_COMPAT */ +#endif /* __KERNEL__ */ + /** * struct ethtool_rxfh_indir - command to get or set RX flow hash indirection * @cmd: Specific command number - %ETHTOOL_GRXFHINDIR or %ETHTOOL_SRXFHINDIR @@ -523,10 +601,119 @@ struct ethtool_flash { char data[ETHTOOL_FLASH_MAX_FILENAME]; }; +/** + * struct ethtool_dump - used for retrieving, setting device dump + * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or + * %ETHTOOL_SET_DUMP + * @version: FW version of the dump, filled in by driver + * @flag: driver dependent flag for dump setting, filled in by driver during + * get and filled in by ethtool for set operation + * @len: length of dump data, used as the length of the user buffer on entry to + * %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver + * for %ETHTOOL_GET_DUMP_FLAG command + * @data: data collected for get dump data operation + */ +struct ethtool_dump { + __u32 cmd; + __u32 version; + __u32 flag; + __u32 len; + __u8 data[0]; +}; + +/* for returning and changing feature sets */ + +/** + * struct ethtool_get_features_block - block with state of 32 features + * @available: mask of changeable features + * @requested: mask of features requested to be enabled if possible + * @active: mask of currently enabled features + * @never_changed: mask of features not changeable for any device + */ +struct ethtool_get_features_block { + __u32 available; + __u32 requested; + __u32 active; + __u32 never_changed; +}; + +/** + * struct ethtool_gfeatures - command to get state of device's features + * @cmd: command number = %ETHTOOL_GFEATURES + * @size: in: number of elements in the features[] array; + * out: number of elements in features[] needed to hold all features + * @features: state of features + */ +struct ethtool_gfeatures { + __u32 cmd; + __u32 size; + struct ethtool_get_features_block features[0]; +}; + +/** + * struct ethtool_set_features_block - block with request for 32 features + * @valid: mask of features to be changed + * @requested: values of features to be changed + */ +struct ethtool_set_features_block { + __u32 valid; + __u32 requested; +}; + +/** + * struct ethtool_sfeatures - command to request change in device's features + * @cmd: command number = %ETHTOOL_SFEATURES + * @size: array size of the features[] array + * @features: feature change masks + */ +struct ethtool_sfeatures { + __u32 cmd; + __u32 size; + struct ethtool_set_features_block features[0]; +}; + +/* + * %ETHTOOL_SFEATURES changes features present in features[].valid to the + * values of corresponding bits in features[].requested. Bits in .requested + * not set in .valid or not changeable are ignored. + * + * Returns %EINVAL when .valid contains undefined or never-changeable bits + * or size is not equal to required number of features words (32-bit blocks). + * Returns >= 0 if request was completed; bits set in the value mean: + * %ETHTOOL_F_UNSUPPORTED - there were bits set in .valid that are not + * changeable (not present in %ETHTOOL_GFEATURES' features[].available) + * those bits were ignored. + * %ETHTOOL_F_WISH - some or all changes requested were recorded but the + * resulting state of bits masked by .valid is not equal to .requested. + * Probably there are other device-specific constraints on some features + * in the set. When %ETHTOOL_F_UNSUPPORTED is set, .valid is considered + * here as though ignored bits were cleared. + * %ETHTOOL_F_COMPAT - some or all changes requested were made by calling + * compatibility functions. Requested offload state cannot be properly + * managed by kernel. + * + * Meaning of bits in the masks are obtained by %ETHTOOL_GSSET_INFO (number of + * bits in the arrays - always multiple of 32) and %ETHTOOL_GSTRINGS commands + * for ETH_SS_FEATURES string set. First entry in the table corresponds to least + * significant bit in features[0] fields. Empty strings mark undefined features. + */ +enum ethtool_sfeatures_retval_bits { + ETHTOOL_F_UNSUPPORTED__BIT, + ETHTOOL_F_WISH__BIT, + ETHTOOL_F_COMPAT__BIT, +}; + +#define ETHTOOL_F_UNSUPPORTED (1 << ETHTOOL_F_UNSUPPORTED__BIT) +#define ETHTOOL_F_WISH (1 << ETHTOOL_F_WISH__BIT) +#define ETHTOOL_F_COMPAT (1 << ETHTOOL_F_COMPAT__BIT) + #ifdef __KERNEL__ #include <linux/rculist.h> +/* needed by dev_disable_lro() */ +extern int __ethtool_set_flags(struct net_device *dev, u32 flags); + struct ethtool_rx_ntuple_flow_spec_container { struct ethtool_rx_ntuple_flow_spec fs; struct list_head list; @@ -539,11 +726,26 @@ struct ethtool_rx_ntuple_list { unsigned int count; }; +/** + * enum ethtool_phys_id_state - indicator state for physical identification + * @ETHTOOL_ID_INACTIVE: Physical ID indicator should be deactivated + * @ETHTOOL_ID_ACTIVE: Physical ID indicator should be activated + * @ETHTOOL_ID_ON: LED should be turned on (used iff %ETHTOOL_ID_ACTIVE + * is not supported) + * @ETHTOOL_ID_OFF: LED should be turned off (used iff %ETHTOOL_ID_ACTIVE + * is not supported) + */ +enum ethtool_phys_id_state { + ETHTOOL_ID_INACTIVE, + ETHTOOL_ID_ACTIVE, + ETHTOOL_ID_ON, + ETHTOOL_ID_OFF +}; + struct net_device; /* Some generic methods drivers may use in their ethtool_ops */ u32 ethtool_op_get_link(struct net_device *dev); -u32 ethtool_op_get_rx_csum(struct net_device *dev); u32 ethtool_op_get_tx_csum(struct net_device *dev); int ethtool_op_set_tx_csum(struct net_device *dev, u32 data); int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data); @@ -557,65 +759,134 @@ int ethtool_op_set_ufo(struct net_device *dev, u32 data); u32 ethtool_op_get_flags(struct net_device *dev); int ethtool_op_set_flags(struct net_device *dev, u32 data, u32 supported); void ethtool_ntuple_flush(struct net_device *dev); +bool ethtool_invalid_flags(struct net_device *dev, u32 data, u32 supported); /** - * ðtool_ops - Alter and report network device settings - * get_settings: Get device-specific settings - * set_settings: Set device-specific settings - * get_drvinfo: Report driver information - * get_regs: Get device registers - * get_wol: Report whether Wake-on-Lan is enabled - * set_wol: Turn Wake-on-Lan on or off - * get_msglevel: Report driver message level - * set_msglevel: Set driver message level - * nway_reset: Restart autonegotiation - * get_link: Get link status - * get_eeprom: Read data from the device EEPROM - * set_eeprom: Write data to the device EEPROM - * get_coalesce: Get interrupt coalescing parameters - * set_coalesce: Set interrupt coalescing parameters - * get_ringparam: Report ring sizes - * set_ringparam: Set ring sizes - * get_pauseparam: Report pause parameters - * set_pauseparam: Set pause parameters - * get_rx_csum: Report whether receive checksums are turned on or off - * set_rx_csum: Turn receive checksum on or off - * get_tx_csum: Report whether transmit checksums are turned on or off - * set_tx_csum: Turn transmit checksums on or off - * get_sg: Report whether scatter-gather is enabled - * set_sg: Turn scatter-gather on or off - * get_tso: Report whether TCP segmentation offload is enabled - * set_tso: Turn TCP segmentation offload on or off - * get_ufo: Report whether UDP fragmentation offload is enabled - * set_ufo: Turn UDP fragmentation offload on or off - * self_test: Run specified self-tests - * get_strings: Return a set of strings that describe the requested objects - * phys_id: Identify the device - * get_stats: Return statistics about the device - * get_flags: get 32-bit flags bitmap - * set_flags: set 32-bit flags bitmap - * - * Description: - * - * get_settings: - * @get_settings is passed an ðtool_cmd to fill in. It returns - * an negative errno or zero. - * - * set_settings: - * @set_settings is passed an ðtool_cmd and should attempt to set - * all the settings this device supports. It may return an error value - * if something goes wrong (otherwise 0). - * - * get_eeprom: + * struct ethtool_ops - optional netdev operations + * @get_settings: Get various device settings including Ethernet link + * settings. The @cmd parameter is expected to have been cleared + * before get_settings is called. Returns a negative error code or + * zero. + * @set_settings: Set various device settings including Ethernet link + * settings. Returns a negative error code or zero. + * @get_drvinfo: Report driver/device information. Should only set the + * @driver, @version, @fw_version and @bus_info fields. If not + * implemented, the @driver and @bus_info fields will be filled in + * according to the netdev's parent device. + * @get_regs_len: Get buffer length required for @get_regs + * @get_regs: Get device registers + * @get_wol: Report whether Wake-on-Lan is enabled + * @set_wol: Turn Wake-on-Lan on or off. Returns a negative error code + * or zero. + * @get_msglevel: Report driver message level. This should be the value + * of the @msg_enable field used by netif logging functions. + * @set_msglevel: Set driver message level + * @nway_reset: Restart autonegotiation. Returns a negative error code + * or zero. + * @get_link: Report whether physical link is up. Will only be called if + * the netdev is up. Should usually be set to ethtool_op_get_link(), + * which uses netif_carrier_ok(). + * @get_eeprom: Read data from the device EEPROM. * Should fill in the magic field. Don't need to check len for zero * or wraparound. Fill in the data argument with the eeprom values * from offset to offset + len. Update len to the amount read. * Returns an error or zero. - * - * set_eeprom: + * @set_eeprom: Write data to the device EEPROM. * Should validate the magic field. Don't need to check len for zero * or wraparound. Update len to the amount written. Returns an error * or zero. + * @get_coalesce: Get interrupt coalescing parameters. Returns a negative + * error code or zero. + * @set_coalesce: Set interrupt coalescing parameters. Returns a negative + * error code or zero. + * @get_ringparam: Report ring sizes + * @set_ringparam: Set ring sizes. Returns a negative error code or zero. + * @get_pauseparam: Report pause parameters + * @set_pauseparam: Set pause parameters. Returns a negative error code + * or zero. + * @get_rx_csum: Deprecated in favour of the netdev feature %NETIF_F_RXCSUM. + * Report whether receive checksums are turned on or off. + * @set_rx_csum: Deprecated in favour of generic netdev features. Turn + * receive checksum on or off. Returns a negative error code or zero. + * @get_tx_csum: Deprecated as redundant. Report whether transmit checksums + * are turned on or off. + * @set_tx_csum: Deprecated in favour of generic netdev features. Turn + * transmit checksums on or off. Returns a egative error code or zero. + * @get_sg: Deprecated as redundant. Report whether scatter-gather is + * enabled. + * @set_sg: Deprecated in favour of generic netdev features. Turn + * scatter-gather on or off. Returns a negative error code or zero. + * @get_tso: Deprecated as redundant. Report whether TCP segmentation + * offload is enabled. + * @set_tso: Deprecated in favour of generic netdev features. Turn TCP + * segmentation offload on or off. Returns a negative error code or zero. + * @self_test: Run specified self-tests + * @get_strings: Return a set of strings that describe the requested objects + * @set_phys_id: Identify the physical devices, e.g. by flashing an LED + * attached to it. The implementation may update the indicator + * asynchronously or synchronously, but in either case it must return + * quickly. It is initially called with the argument %ETHTOOL_ID_ACTIVE, + * and must either activate asynchronous updates and return zero, return + * a negative error or return a positive frequency for synchronous + * indication (e.g. 1 for one on/off cycle per second). If it returns + * a frequency then it will be called again at intervals with the + * argument %ETHTOOL_ID_ON or %ETHTOOL_ID_OFF and should set the state of + * the indicator accordingly. Finally, it is called with the argument + * %ETHTOOL_ID_INACTIVE and must deactivate the indicator. Returns a + * negative error code or zero. + * @get_ethtool_stats: Return extended statistics about the device. + * This is only useful if the device maintains statistics not + * included in &struct rtnl_link_stats64. + * @begin: Function to be called before any other operation. Returns a + * negative error code or zero. + * @complete: Function to be called after any other operation except + * @begin. Will be called even if the other operation failed. + * @get_ufo: Deprecated as redundant. Report whether UDP fragmentation + * offload is enabled. + * @set_ufo: Deprecated in favour of generic netdev features. Turn UDP + * fragmentation offload on or off. Returns a negative error code or zero. + * @get_flags: Deprecated as redundant. Report features included in + * &enum ethtool_flags that are enabled. + * @set_flags: Deprecated in favour of generic netdev features. Turn + * features included in &enum ethtool_flags on or off. Returns a + * negative error code or zero. + * @get_priv_flags: Report driver-specific feature flags. + * @set_priv_flags: Set driver-specific feature flags. Returns a negative + * error code or zero. + * @get_sset_count: Get number of strings that @get_strings will write. + * @get_rxnfc: Get RX flow classification rules. Returns a negative + * error code or zero. + * @set_rxnfc: Set RX flow classification rules. Returns a negative + * error code or zero. + * @flash_device: Write a firmware image to device's flash memory. + * Returns a negative error code or zero. + * @reset: Reset (part of) the device, as specified by a bitmask of + * flags from &enum ethtool_reset_flags. Returns a negative + * error code or zero. + * @set_rx_ntuple: Set an RX n-tuple rule. Returns a negative error code + * or zero. + * @get_rx_ntuple: Deprecated. + * @get_rxfh_indir: Get the contents of the RX flow hash indirection table. + * Returns a negative error code or zero. + * @set_rxfh_indir: Set the contents of the RX flow hash indirection table. + * Returns a negative error code or zero. + * @get_channels: Get number of channels. + * @set_channels: Set number of channels. Returns a negative error code or + * zero. + * @get_dump_flag: Get dump flag indicating current dump length, version, + * and flag of the device. + * @get_dump_data: Get dump data. + * @set_dump: Set dump specific flags to the device. + * + * All operations are optional (i.e. the function pointer may be set + * to %NULL) and callers must take this into account. Callers must + * hold the RTNL, except that for @get_drvinfo the caller may or may + * not hold the RTNL. + * + * See the structures used by these operations for further documentation. + * + * See &struct net_device and &struct net_device_ops for documentation + * of the generic netdev features interface. */ struct ethtool_ops { int (*get_settings)(struct net_device *, struct ethtool_cmd *); @@ -654,7 +925,7 @@ struct ethtool_ops { int (*set_tso)(struct net_device *, u32); void (*self_test)(struct net_device *, struct ethtool_test *, u64 *); void (*get_strings)(struct net_device *, u32 stringset, u8 *); - int (*phys_id)(struct net_device *, u32); + int (*set_phys_id)(struct net_device *, enum ethtool_phys_id_state); void (*get_ethtool_stats)(struct net_device *, struct ethtool_stats *, u64 *); int (*begin)(struct net_device *); @@ -678,6 +949,13 @@ struct ethtool_ops { struct ethtool_rxfh_indir *); int (*set_rxfh_indir)(struct net_device *, const struct ethtool_rxfh_indir *); + void (*get_channels)(struct net_device *, struct ethtool_channels *); + int (*set_channels)(struct net_device *, struct ethtool_channels *); + int (*get_dump_flag)(struct net_device *, struct ethtool_dump *); + int (*get_dump_data)(struct net_device *, + struct ethtool_dump *, void *); + int (*set_dump)(struct net_device *, struct ethtool_dump *); + }; #endif /* __KERNEL__ */ @@ -691,7 +969,9 @@ struct ethtool_ops { #define ETHTOOL_GMSGLVL 0x00000007 /* Get driver message level */ #define ETHTOOL_SMSGLVL 0x00000008 /* Set driver msg level. */ #define ETHTOOL_NWAY_RST 0x00000009 /* Restart autonegotiation. */ -#define ETHTOOL_GLINK 0x0000000a /* Get link status (ethtool_value) */ +/* Get link status for host, i.e. whether the interface *and* the + * physical port (if there is one) are up (ethtool_value). */ +#define ETHTOOL_GLINK 0x0000000a #define ETHTOOL_GEEPROM 0x0000000b /* Get EEPROM data */ #define ETHTOOL_SEEPROM 0x0000000c /* Set EEPROM data. */ #define ETHTOOL_GCOALESCE 0x0000000e /* Get coalesce config */ @@ -742,6 +1022,14 @@ struct ethtool_ops { #define ETHTOOL_GRXFHINDIR 0x00000038 /* Get RX flow hash indir'n table */ #define ETHTOOL_SRXFHINDIR 0x00000039 /* Set RX flow hash indir'n table */ +#define ETHTOOL_GFEATURES 0x0000003a /* Get device offload settings */ +#define ETHTOOL_SFEATURES 0x0000003b /* Change device offload settings */ +#define ETHTOOL_GCHANNELS 0x0000003c /* Get no of channels */ +#define ETHTOOL_SCHANNELS 0x0000003d /* Set no of channels */ +#define ETHTOOL_SET_DUMP 0x0000003e /* Set dump settings */ +#define ETHTOOL_GET_DUMP_FLAG 0x0000003f /* Get dump settings */ +#define ETHTOOL_GET_DUMP_DATA 0x00000040 /* Get dump data */ + /* compatibility with older code */ #define SPARC_ETH_GSET ETHTOOL_GSET #define SPARC_ETH_SSET ETHTOOL_SSET @@ -768,6 +1056,8 @@ struct ethtool_ops { #define SUPPORTED_10000baseKX4_Full (1 << 18) #define SUPPORTED_10000baseKR_Full (1 << 19) #define SUPPORTED_10000baseR_FEC (1 << 20) +#define SUPPORTED_20000baseMLD2_Full (1 << 21) +#define SUPPORTED_20000baseKR2_Full (1 << 22) /* Indicates what features are advertised by the interface. */ #define ADVERTISED_10baseT_Half (1 << 0) @@ -791,6 +1081,8 @@ struct ethtool_ops { #define ADVERTISED_10000baseKX4_Full (1 << 18) #define ADVERTISED_10000baseKR_Full (1 << 19) #define ADVERTISED_10000baseR_FEC (1 << 20) +#define ADVERTISED_20000baseMLD2_Full (1 << 21) +#define ADVERTISED_20000baseKR2_Full (1 << 22) /* The following are all involved in forcing a particular link * mode for the device for setting things. When getting the @@ -863,6 +1155,8 @@ struct ethtool_ops { #define IPV4_FLOW 0x10 /* hash only */ #define IPV6_FLOW 0x11 /* hash only */ #define ETHER_FLOW 0x12 /* spec only (ether_spec) */ +/* Flag to enable additional fields in struct ethtool_rx_flow_spec */ +#define FLOW_EXT 0x80000000 /* L3-L4 network traffic flow hash options */ #define RXH_L2DA (1 << 1) diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h index f6856a5a1d4b..f362733186a5 100644 --- a/include/linux/eventpoll.h +++ b/include/linux/eventpoll.h @@ -1,5 +1,5 @@ /* - * include/linux/eventpoll.h ( Efficent event polling implementation ) + * include/linux/eventpoll.h ( Efficient event polling implementation ) * Copyright (C) 2001,...,2006 Davide Libenzi * * This program is free software; you can redistribute it and/or modify diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h index 28028988c862..3a4cef5322dc 100644 --- a/include/linux/exportfs.h +++ b/include/linux/exportfs.h @@ -8,6 +8,9 @@ struct inode; struct super_block; struct vfsmount; +/* limit the handle size to NFSv4 handle size now */ +#define MAX_HANDLE_SZ 128 + /* * The fileid_type identifies how the file within the filesystem is encoded. * In theory this is freely set and parsed by the filesystem, but we try to @@ -117,12 +120,14 @@ struct fid { * encode_fh: * @encode_fh should store in the file handle fragment @fh (using at most * @max_len bytes) information that can be used by @decode_fh to recover the - * file refered to by the &struct dentry @de. If the @connectable flag is + * file referred to by the &struct dentry @de. If the @connectable flag is * set, the encode_fh() should store sufficient information so that a good * attempt can be made to find not only the file but also it's place in the * filesystem. This typically means storing a reference to de->d_parent in - * the filehandle fragment. encode_fh() should return the number of bytes - * stored or a negative error code such as %-ENOSPC + * the filehandle fragment. encode_fh() should return the fileid_type on + * success and on error returns 255 (if the space needed to encode fh is + * greater than @max_len*4 bytes). On error @max_len contains the minimum + * size(in 4 byte unit) needed to encode the file handle. * * fh_to_dentry: * @fh_to_dentry is given a &struct super_block (@sb) and a file handle diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h index 6ce1bca01724..85c1d302c12e 100644 --- a/include/linux/ext3_fs.h +++ b/include/linux/ext3_fs.h @@ -418,13 +418,13 @@ struct ext3_inode { #define EXT2_MOUNT_DATA_FLAGS EXT3_MOUNT_DATA_FLAGS #endif -#define ext3_set_bit ext2_set_bit +#define ext3_set_bit __test_and_set_bit_le #define ext3_set_bit_atomic ext2_set_bit_atomic -#define ext3_clear_bit ext2_clear_bit +#define ext3_clear_bit __test_and_clear_bit_le #define ext3_clear_bit_atomic ext2_clear_bit_atomic -#define ext3_test_bit ext2_test_bit -#define ext3_find_first_zero_bit ext2_find_first_zero_bit -#define ext3_find_next_zero_bit ext2_find_next_zero_bit +#define ext3_test_bit test_bit_le +#define ext3_find_first_zero_bit find_first_zero_bit_le +#define ext3_find_next_zero_bit find_next_zero_bit_le /* * Maximal mount counts between two filesystem checks @@ -724,21 +724,30 @@ struct ext3_dir_entry_2 { ~EXT3_DIR_ROUND) #define EXT3_MAX_REC_LEN ((1<<16)-1) +/* + * Tests against MAX_REC_LEN etc were put in place for 64k block + * sizes; if that is not possible on this arch, we can skip + * those tests and speed things up. + */ static inline unsigned ext3_rec_len_from_disk(__le16 dlen) { unsigned len = le16_to_cpu(dlen); +#if (PAGE_CACHE_SIZE >= 65536) if (len == EXT3_MAX_REC_LEN) return 1 << 16; +#endif return len; } static inline __le16 ext3_rec_len_to_disk(unsigned len) { +#if (PAGE_CACHE_SIZE >= 65536) if (len == (1 << 16)) return cpu_to_le16(EXT3_MAX_REC_LEN); else if (len > (1 << 16)) BUG(); +#endif return cpu_to_le16(len); } @@ -856,6 +865,7 @@ extern struct ext3_group_desc * ext3_get_group_desc(struct super_block * sb, extern int ext3_should_retry_alloc(struct super_block *sb, int *retries); extern void ext3_init_block_alloc_info(struct inode *); extern void ext3_rsv_window_add(struct super_block *sb, struct ext3_reserve_window_node *rsv); +extern int ext3_trim_fs(struct super_block *sb, struct fstrim_range *range); /* dir.c */ extern int ext3_check_dir_entry(const char *, struct inode *, @@ -874,7 +884,8 @@ extern int ext3fs_dirhash(const char *name, int len, struct dx_hash_info *hinfo); /* ialloc.c */ -extern struct inode * ext3_new_inode (handle_t *, struct inode *, int); +extern struct inode * ext3_new_inode (handle_t *, struct inode *, + const struct qstr *, int); extern void ext3_free_inode (handle_t *, struct inode *); extern struct inode * ext3_orphan_get (struct super_block *, unsigned long); extern unsigned long ext3_count_free_inodes (struct super_block *); diff --git a/include/linux/falloc.h b/include/linux/falloc.h index 3c155107d61f..73e0b628e058 100644 --- a/include/linux/falloc.h +++ b/include/linux/falloc.h @@ -2,6 +2,7 @@ #define _FALLOC_H_ #define FALLOC_FL_KEEP_SIZE 0x01 /* default is extend size */ +#define FALLOC_FL_PUNCH_HOLE 0x02 /* de-allocates range */ #ifdef __KERNEL__ diff --git a/include/linux/fanotify.h b/include/linux/fanotify.h index 63531a6b4d2a..6c6133f76e16 100644 --- a/include/linux/fanotify.h +++ b/include/linux/fanotify.h @@ -6,18 +6,19 @@ /* the following events that user-space can register for */ #define FAN_ACCESS 0x00000001 /* File was accessed */ #define FAN_MODIFY 0x00000002 /* File was modified */ -#define FAN_CLOSE_WRITE 0x00000008 /* Unwrittable file closed */ -#define FAN_CLOSE_NOWRITE 0x00000010 /* Writtable file closed */ +#define FAN_CLOSE_WRITE 0x00000008 /* Writtable file closed */ +#define FAN_CLOSE_NOWRITE 0x00000010 /* Unwrittable file closed */ #define FAN_OPEN 0x00000020 /* File was opened */ -#define FAN_EVENT_ON_CHILD 0x08000000 /* interested in child events */ - -/* FIXME currently Q's have no limit.... */ #define FAN_Q_OVERFLOW 0x00004000 /* Event queued overflowed */ #define FAN_OPEN_PERM 0x00010000 /* File open in perm check */ #define FAN_ACCESS_PERM 0x00020000 /* File accessed in perm check */ +#define FAN_ONDIR 0x40000000 /* event occurred against dir */ + +#define FAN_EVENT_ON_CHILD 0x08000000 /* interested in child events */ + /* helper events */ #define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE) /* close */ @@ -25,7 +26,19 @@ #define FAN_CLOEXEC 0x00000001 #define FAN_NONBLOCK 0x00000002 -#define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK) +/* These are NOT bitwise flags. Both bits are used togther. */ +#define FAN_CLASS_NOTIF 0x00000000 +#define FAN_CLASS_CONTENT 0x00000004 +#define FAN_CLASS_PRE_CONTENT 0x00000008 +#define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | \ + FAN_CLASS_PRE_CONTENT) + +#define FAN_UNLIMITED_QUEUE 0x00000010 +#define FAN_UNLIMITED_MARKS 0x00000020 + +#define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK | \ + FAN_ALL_CLASS_BITS | FAN_UNLIMITED_QUEUE |\ + FAN_UNLIMITED_MARKS) /* flags used for fanotify_modify_mark() */ #define FAN_MARK_ADD 0x00000001 @@ -36,6 +49,10 @@ #define FAN_MARK_IGNORED_MASK 0x00000020 #define FAN_MARK_IGNORED_SURV_MODIFY 0x00000040 #define FAN_MARK_FLUSH 0x00000080 +#ifdef __KERNEL__ +/* not valid from userspace, only kernel internal */ +#define FAN_MARK_ONDIR 0x00000100 +#endif #define FAN_ALL_MARK_FLAGS (FAN_MARK_ADD |\ FAN_MARK_REMOVE |\ @@ -43,7 +60,8 @@ FAN_MARK_ONLYDIR |\ FAN_MARK_MOUNT |\ FAN_MARK_IGNORED_MASK |\ - FAN_MARK_IGNORED_SURV_MODIFY) + FAN_MARK_IGNORED_SURV_MODIFY |\ + FAN_MARK_FLUSH) /* * All of the events - we build the list by hand so that we can add flags in @@ -65,24 +83,28 @@ FAN_ALL_PERM_EVENTS |\ FAN_Q_OVERFLOW) -#define FANOTIFY_METADATA_VERSION 2 +#define FANOTIFY_METADATA_VERSION 3 struct fanotify_event_metadata { __u32 event_len; - __u32 vers; - __u64 mask; + __u8 vers; + __u8 reserved; + __u16 metadata_len; + __aligned_u64 mask; __s32 fd; __s32 pid; -} __attribute__ ((packed)); +}; struct fanotify_response { __s32 fd; __u32 response; -} __attribute__ ((packed)); +}; /* Legit userspace responses to a _PERM event */ #define FAN_ALLOW 0x01 #define FAN_DENY 0x02 +/* No fd set in event */ +#define FAN_NOFD -1 /* Helper functions to deal with fanotify_event_metadata buffers */ #define FAN_EVENT_METADATA_LEN (sizeof(struct fanotify_event_metadata)) diff --git a/include/linux/fb.h b/include/linux/fb.h index f0268deca658..6a8274877171 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -152,6 +152,8 @@ #define FB_ACCEL_PROSAVAGE_DDR 0x8d /* S3 ProSavage DDR */ #define FB_ACCEL_PROSAVAGE_DDRK 0x8e /* S3 ProSavage DDR-K */ +#define FB_ACCEL_PUV3_UNIGFX 0xa0 /* PKUnity-v3 Unigfx */ + struct fb_fix_screeninfo { char id[16]; /* identification string eg "TT Builtin" */ unsigned long smem_start; /* Start of frame buffer mem */ @@ -532,14 +534,14 @@ struct fb_cursor_user { #define FB_EVENT_GET_CONSOLE_MAP 0x07 /* CONSOLE-SPECIFIC: set console to framebuffer mapping */ #define FB_EVENT_SET_CONSOLE_MAP 0x08 -/* A hardware display blank change occured */ +/* A hardware display blank change occurred */ #define FB_EVENT_BLANK 0x09 /* Private modelist is to be replaced */ #define FB_EVENT_NEW_MODELIST 0x0A /* The resolution of the passed in fb_info about to change and all vc's should be changed */ #define FB_EVENT_MODE_CHANGE_ALL 0x0B -/* A software display blank change occured */ +/* A software display blank change occurred */ #define FB_EVENT_CONBLANK 0x0C /* Get drawing requirements */ #define FB_EVENT_GET_REQ 0x0D @@ -803,7 +805,7 @@ struct fb_tile_ops { /* A driver may set this flag to indicate that it does want a set_par to be * called every time when fbcon_switch is executed. The advantage is that with * this flag set you can really be sure that set_par is always called before - * any of the functions dependant on the correct hardware state or altering + * any of the functions dependent on the correct hardware state or altering * that state, even if you are using some broken X releases. The disadvantage * is that it introduces unwanted delays to every console switch if set_par * is slow. It is a good idea to try this flag in the drivers initialization @@ -830,6 +832,7 @@ struct fb_tile_ops { #define FBINFO_CAN_FORCE_OUTPUT 0x200000 struct fb_info { + atomic_t count; int node; int flags; struct mutex lock; /* Lock for open/release/ioctl funcs */ @@ -875,7 +878,7 @@ struct fb_info { void *fbcon_par; /* fbcon use-only private area */ /* From here on everything is device dependent */ void *par; - /* we need the PCI or similiar aperture base/size not + /* we need the PCI or similar aperture base/size not smem_start/size as smem_start may just be an object allocated inside the aperture so may not actually overlap */ struct apertures_struct { @@ -931,6 +934,8 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { #define fb_writel sbus_writel #define fb_writeq sbus_writeq #define fb_memset sbus_memset_io +#define fb_memcpy_fromfb sbus_memcpy_fromio +#define fb_memcpy_tofb sbus_memcpy_toio #elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || defined(__avr32__) || defined(__bfin__) @@ -943,6 +948,8 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { #define fb_writel __raw_writel #define fb_writeq __raw_writeq #define fb_memset memset_io +#define fb_memcpy_fromfb memcpy_fromio +#define fb_memcpy_tofb memcpy_toio #else @@ -955,6 +962,8 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) { #define fb_writel(b,addr) (*(volatile u32 *) (addr) = (b)) #define fb_writeq(b,addr) (*(volatile u64 *) (addr) = (b)) #define fb_memset memset +#define fb_memcpy_fromfb memcpy +#define fb_memcpy_tofb memcpy #endif @@ -1086,6 +1095,8 @@ extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var); extern const unsigned char *fb_firmware_edid(struct device *device); extern void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs); +extern void fb_edid_add_monspecs(unsigned char *edid, + struct fb_monspecs *specs); extern void fb_destroy_modedb(struct fb_videomode *modedb); extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb); extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter); @@ -1116,6 +1127,7 @@ extern const struct fb_videomode *fb_find_best_display(const struct fb_monspecs /* drivers/video/fbcmap.c */ extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp); +extern int fb_alloc_cmap_gfp(struct fb_cmap *cmap, int len, int transp, gfp_t flags); extern void fb_dealloc_cmap(struct fb_cmap *cmap); extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to); extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to); @@ -1143,6 +1155,7 @@ struct fb_videomode { extern const char *fb_mode_option; extern const struct fb_videomode vesa_modes[]; +extern const struct fb_videomode cea_modes[64]; struct fb_modelist { struct list_head list; diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h index afc00af3229b..f550f894ba15 100644 --- a/include/linux/fcntl.h +++ b/include/linux/fcntl.h @@ -45,6 +45,8 @@ #define AT_REMOVEDIR 0x200 /* Remove directory instead of unlinking file. */ #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */ +#define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */ +#define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname */ #ifdef __KERNEL__ diff --git a/include/linux/fec.h b/include/linux/fec.h index 5d3523d8dd0c..bcff455d1d53 100644 --- a/include/linux/fec.h +++ b/include/linux/fec.h @@ -3,6 +3,8 @@ * Copyright (c) 2009 Orex Computed Radiography * Baruch Siach <baruch@tkos.co.il> * + * Copyright (C) 2010 Freescale Semiconductor, Inc. + * * Header file for the FEC platform data * * This program is free software; you can redistribute it and/or modify @@ -16,6 +18,7 @@ struct fec_platform_data { phy_interface_t phy; + unsigned char mac[ETH_ALEN]; }; #endif diff --git a/include/linux/file.h b/include/linux/file.h index b1e12970f617..21a79958541c 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -23,12 +23,14 @@ extern struct file *alloc_file(struct path *, fmode_t mode, static inline void fput_light(struct file *file, int fput_needed) { - if (unlikely(fput_needed)) + if (fput_needed) fput(file); } extern struct file *fget(unsigned int fd); extern struct file *fget_light(unsigned int fd, int *fput_needed); +extern struct file *fget_raw(unsigned int fd); +extern struct file *fget_raw_light(unsigned int fd, int *fput_needed); extern void set_close_on_exec(unsigned int fd, int flag); extern void put_filp(struct file *); extern int alloc_fd(unsigned start, unsigned flags); diff --git a/include/linux/filter.h b/include/linux/filter.h index 69b43dbea6c6..4609b85e559d 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -91,54 +91,6 @@ struct sock_fprog { /* Required for SO_ATTACH_FILTER. */ #define BPF_TAX 0x00 #define BPF_TXA 0x80 -enum { - BPF_S_RET_K = 0, - BPF_S_RET_A, - BPF_S_ALU_ADD_K, - BPF_S_ALU_ADD_X, - BPF_S_ALU_SUB_K, - BPF_S_ALU_SUB_X, - BPF_S_ALU_MUL_K, - BPF_S_ALU_MUL_X, - BPF_S_ALU_DIV_X, - BPF_S_ALU_AND_K, - BPF_S_ALU_AND_X, - BPF_S_ALU_OR_K, - BPF_S_ALU_OR_X, - BPF_S_ALU_LSH_K, - BPF_S_ALU_LSH_X, - BPF_S_ALU_RSH_K, - BPF_S_ALU_RSH_X, - BPF_S_ALU_NEG, - BPF_S_LD_W_ABS, - BPF_S_LD_H_ABS, - BPF_S_LD_B_ABS, - BPF_S_LD_W_LEN, - BPF_S_LD_W_IND, - BPF_S_LD_H_IND, - BPF_S_LD_B_IND, - BPF_S_LD_IMM, - BPF_S_LDX_W_LEN, - BPF_S_LDX_B_MSH, - BPF_S_LDX_IMM, - BPF_S_MISC_TAX, - BPF_S_MISC_TXA, - BPF_S_ALU_DIV_K, - BPF_S_LD_MEM, - BPF_S_LDX_MEM, - BPF_S_ST, - BPF_S_STX, - BPF_S_JMP_JA, - BPF_S_JMP_JEQ_K, - BPF_S_JMP_JEQ_X, - BPF_S_JMP_JGE_K, - BPF_S_JMP_JGE_X, - BPF_S_JMP_JGT_K, - BPF_S_JMP_JGT_X, - BPF_S_JMP_JSET_K, - BPF_S_JMP_JSET_X, -}; - #ifndef BPF_MAXINSNS #define BPF_MAXINSNS 4096 #endif @@ -172,7 +124,9 @@ enum { #define SKF_AD_MARK 20 #define SKF_AD_QUEUE 24 #define SKF_AD_HATYPE 28 -#define SKF_AD_MAX 32 +#define SKF_AD_RXHASH 32 +#define SKF_AD_CPU 36 +#define SKF_AD_MAX 40 #define SKF_NET_OFF (-0x100000) #define SKF_LL_OFF (-0x200000) @@ -181,6 +135,8 @@ struct sk_filter { atomic_t refcnt; unsigned int len; /* Number of filter blocks */ + unsigned int (*bpf_func)(const struct sk_buff *skb, + const struct sock_filter *filter); struct rcu_head rcu; struct sock_filter insns[0]; }; @@ -194,11 +150,85 @@ struct sk_buff; struct sock; extern int sk_filter(struct sock *sk, struct sk_buff *skb); -extern unsigned int sk_run_filter(struct sk_buff *skb, - struct sock_filter *filter, int flen); +extern unsigned int sk_run_filter(const struct sk_buff *skb, + const struct sock_filter *filter); extern int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk); extern int sk_detach_filter(struct sock *sk); extern int sk_chk_filter(struct sock_filter *filter, int flen); + +#ifdef CONFIG_BPF_JIT +extern void bpf_jit_compile(struct sk_filter *fp); +extern void bpf_jit_free(struct sk_filter *fp); +#define SK_RUN_FILTER(FILTER, SKB) (*FILTER->bpf_func)(SKB, FILTER->insns) +#else +static inline void bpf_jit_compile(struct sk_filter *fp) +{ +} +static inline void bpf_jit_free(struct sk_filter *fp) +{ +} +#define SK_RUN_FILTER(FILTER, SKB) sk_run_filter(SKB, FILTER->insns) +#endif + +enum { + BPF_S_RET_K = 1, + BPF_S_RET_A, + BPF_S_ALU_ADD_K, + BPF_S_ALU_ADD_X, + BPF_S_ALU_SUB_K, + BPF_S_ALU_SUB_X, + BPF_S_ALU_MUL_K, + BPF_S_ALU_MUL_X, + BPF_S_ALU_DIV_X, + BPF_S_ALU_AND_K, + BPF_S_ALU_AND_X, + BPF_S_ALU_OR_K, + BPF_S_ALU_OR_X, + BPF_S_ALU_LSH_K, + BPF_S_ALU_LSH_X, + BPF_S_ALU_RSH_K, + BPF_S_ALU_RSH_X, + BPF_S_ALU_NEG, + BPF_S_LD_W_ABS, + BPF_S_LD_H_ABS, + BPF_S_LD_B_ABS, + BPF_S_LD_W_LEN, + BPF_S_LD_W_IND, + BPF_S_LD_H_IND, + BPF_S_LD_B_IND, + BPF_S_LD_IMM, + BPF_S_LDX_W_LEN, + BPF_S_LDX_B_MSH, + BPF_S_LDX_IMM, + BPF_S_MISC_TAX, + BPF_S_MISC_TXA, + BPF_S_ALU_DIV_K, + BPF_S_LD_MEM, + BPF_S_LDX_MEM, + BPF_S_ST, + BPF_S_STX, + BPF_S_JMP_JA, + BPF_S_JMP_JEQ_K, + BPF_S_JMP_JEQ_X, + BPF_S_JMP_JGE_K, + BPF_S_JMP_JGE_X, + BPF_S_JMP_JGT_K, + BPF_S_JMP_JGT_X, + BPF_S_JMP_JSET_K, + BPF_S_JMP_JSET_X, + /* Ancillary data */ + BPF_S_ANC_PROTOCOL, + BPF_S_ANC_PKTTYPE, + BPF_S_ANC_IFINDEX, + BPF_S_ANC_NLATTR, + BPF_S_ANC_NLATTR_NEST, + BPF_S_ANC_MARK, + BPF_S_ANC_QUEUE, + BPF_S_ANC_HATYPE, + BPF_S_ANC_RXHASH, + BPF_S_ANC_CPU, +}; + #endif /* __KERNEL__ */ #endif /* __LINUX_FILTER_H__ */ diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h index 68c642d8843d..4ff09889c5c0 100644 --- a/include/linux/firewire-cdev.h +++ b/include/linux/firewire-cdev.h @@ -273,7 +273,7 @@ struct fw_cdev_event_iso_interrupt { * @closure: See &fw_cdev_event_common; * set by %FW_CDEV_CREATE_ISO_CONTEXT ioctl * @type: %FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL - * @completed: Offset into the receive buffer; data before this offest is valid + * @completed: Offset into the receive buffer; data before this offset is valid * * This event is sent in multichannel contexts (context type * %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL) for &fw_cdev_iso_packet buffer @@ -900,7 +900,7 @@ struct fw_cdev_get_cycle_timer2 { /** * struct fw_cdev_allocate_iso_resource - (De)allocate a channel or bandwidth - * @closure: Passed back to userspace in correponding iso resource events + * @closure: Passed back to userspace in corresponding iso resource events * @channels: Isochronous channels of which one is to be (de)allocated * @bandwidth: Isochronous bandwidth units to be (de)allocated * @handle: Handle to the allocation, written by the kernel (only valid in diff --git a/include/linux/firewire.h b/include/linux/firewire.h index 1cd637ef62d2..5e6f42789afe 100644 --- a/include/linux/firewire.h +++ b/include/linux/firewire.h @@ -42,6 +42,10 @@ #define CSR_BROADCAST_CHANNEL 0x234 #define CSR_CONFIG_ROM 0x400 #define CSR_CONFIG_ROM_END 0x800 +#define CSR_OMPR 0x900 +#define CSR_OPCR(i) (0x904 + (i) * 4) +#define CSR_IMPR 0x980 +#define CSR_IPCR(i) (0x984 + (i) * 4) #define CSR_FCP_COMMAND 0xB00 #define CSR_FCP_RESPONSE 0xD00 #define CSR_FCP_END 0xF00 @@ -89,7 +93,7 @@ struct fw_card { int current_tlabel; u64 tlabel_mask; struct list_head transaction_list; - unsigned long reset_jiffies; + u64 reset_jiffies; u32 split_timeout_hi; u32 split_timeout_lo; @@ -121,7 +125,6 @@ struct fw_card { struct delayed_work bm_work; /* bus manager job */ int bm_retries; int bm_generation; - __be32 bm_transaction_data[2]; int bm_node_id; bool bm_abdicate; @@ -302,9 +305,9 @@ struct fw_packet { struct fw_transaction { int node_id; /* The generation is implied; it is always the current. */ int tlabel; - int timestamp; struct list_head link; struct fw_card *card; + bool is_split_transaction; struct timer_list split_timeout_timer; struct fw_packet packet; @@ -437,9 +440,15 @@ int fw_iso_context_queue(struct fw_iso_context *ctx, struct fw_iso_packet *packet, struct fw_iso_buffer *buffer, unsigned long payload); +void fw_iso_context_queue_flush(struct fw_iso_context *ctx); int fw_iso_context_start(struct fw_iso_context *ctx, int cycle, int sync, int tags); int fw_iso_context_stop(struct fw_iso_context *ctx); void fw_iso_context_destroy(struct fw_iso_context *ctx); +void fw_iso_resource_manage(struct fw_card *card, int generation, + u64 channels_mask, int *channel, int *bandwidth, + bool allocate); + +extern struct workqueue_struct *fw_workqueue; #endif /* _LINUX_FIREWIRE_H */ diff --git a/include/linux/firmware-map.h b/include/linux/firmware-map.h index c6dcc1dfe781..43fe52fcef0f 100644 --- a/include/linux/firmware-map.h +++ b/include/linux/firmware-map.h @@ -17,7 +17,6 @@ #define _LINUX_FIRMWARE_MAP_H #include <linux/list.h> -#include <linux/kobject.h> /* * provide a dummy interface if CONFIG_FIRMWARE_MEMMAP is disabled diff --git a/include/linux/firmware.h b/include/linux/firmware.h index 53d1e6c4f848..21b3e7588abd 100644 --- a/include/linux/firmware.h +++ b/include/linux/firmware.h @@ -39,7 +39,7 @@ struct builtin_fw { int request_firmware(const struct firmware **fw, const char *name, struct device *device); int request_firmware_nowait( - struct module *module, int uevent, + struct module *module, bool uevent, const char *name, struct device *device, gfp_t gfp, void *context, void (*cont)(const struct firmware *fw, void *context)); @@ -52,7 +52,7 @@ static inline int request_firmware(const struct firmware **fw, return -EINVAL; } static inline int request_firmware_nowait( - struct module *module, int uevent, + struct module *module, bool uevent, const char *name, struct device *device, gfp_t gfp, void *context, void (*cont)(const struct firmware *fw, void *context)) { diff --git a/include/linux/flex_array.h b/include/linux/flex_array.h index 631b77f2ac70..ebeb2f3ad068 100644 --- a/include/linux/flex_array.h +++ b/include/linux/flex_array.h @@ -61,7 +61,7 @@ struct flex_array { struct flex_array *flex_array_alloc(int element_size, unsigned int total, gfp_t flags); int flex_array_prealloc(struct flex_array *fa, unsigned int start, - unsigned int end, gfp_t flags); + unsigned int nr_elements, gfp_t flags); void flex_array_free(struct flex_array *fa); void flex_array_free_parts(struct flex_array *fa); int flex_array_put(struct flex_array *fa, unsigned int element_nr, void *src, @@ -71,7 +71,7 @@ void *flex_array_get(struct flex_array *fa, unsigned int element_nr); int flex_array_shrink(struct flex_array *fa); #define flex_array_put_ptr(fa, nr, src, gfp) \ - flex_array_put(fa, nr, &(void *)(src), gfp) + flex_array_put(fa, nr, (void *)&(src), gfp) void *flex_array_get_ptr(struct flex_array *fa, unsigned int element_nr); diff --git a/include/linux/freezer.h b/include/linux/freezer.h index da7e52b099f3..1effc8b56b4e 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -109,7 +109,7 @@ static inline void freezer_count(void) } /* - * Check if the task should be counted as freezeable by the freezer + * Check if the task should be counted as freezable by the freezer */ static inline int freezer_should_skip(struct task_struct *p) { diff --git a/include/linux/fs.h b/include/linux/fs.h index 4f34ff6e5558..cdf9495df204 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -9,6 +9,7 @@ #include <linux/limits.h> #include <linux/ioctl.h> #include <linux/blk_types.h> +#include <linux/types.h> /* * It's silly to have NR_OPEN bigger than NR_FILE, but you can change @@ -32,11 +33,17 @@ #define SEEK_END 2 /* seek relative to end of file */ #define SEEK_MAX SEEK_END +struct fstrim_range { + __u64 start; + __u64 len; + __u64 minlen; +}; + /* And dynamically-tunable limits and defaults: */ struct files_stat_struct { - int nr_files; /* read only */ - int nr_free_files; /* read only */ - int max_files; /* tunable */ + unsigned long nr_files; /* read only */ + unsigned long nr_free_files; /* read only */ + unsigned long max_files; /* tunable */ }; struct inodes_stat_t { @@ -92,6 +99,12 @@ struct inodes_stat_t { /* Expect random access pattern */ #define FMODE_RANDOM ((__force fmode_t)0x1000) +/* File is huge (eg. /dev/kmem): treat loff_t as unsigned */ +#define FMODE_UNSIGNED_OFFSET ((__force fmode_t)0x2000) + +/* File is opened with O_PATH; almost nothing can be done with it */ +#define FMODE_PATH ((__force fmode_t)0x4000) + /* File was opened by fanotify and shouldn't generate fanotify events */ #define FMODE_NONOTIFY ((__force fmode_t)0x1000000) @@ -125,16 +138,10 @@ struct inodes_stat_t { * block layer could (in theory) choose to ignore this * request if it runs into resource problems. * WRITE A normal async write. Device will be plugged. - * WRITE_SYNC_PLUG Synchronous write. Identical to WRITE, but passes down + * WRITE_SYNC Synchronous write. Identical to WRITE, but passes down * the hint that someone will be waiting on this IO - * shortly. The device must still be unplugged explicitly, - * WRITE_SYNC_PLUG does not do this as we could be - * submitting more writes before we actually wait on any - * of them. - * WRITE_SYNC Like WRITE_SYNC_PLUG, but also unplugs the device - * immediately after submission. The write equivalent - * of READ_SYNC. - * WRITE_ODIRECT_PLUG Special case write for O_DIRECT only. + * shortly. The write equivalent of READ_SYNC. + * WRITE_ODIRECT Special case write for O_DIRECT only. * WRITE_FLUSH Like WRITE_SYNC but with preceding cache flush. * WRITE_FUA Like WRITE_SYNC but data is guaranteed to be on * non-volatile media on completion. @@ -150,18 +157,14 @@ struct inodes_stat_t { #define WRITE RW_MASK #define READA RWA_MASK -#define READ_SYNC (READ | REQ_SYNC | REQ_UNPLUG) +#define READ_SYNC (READ | REQ_SYNC) #define READ_META (READ | REQ_META) -#define WRITE_SYNC_PLUG (WRITE | REQ_SYNC | REQ_NOIDLE) -#define WRITE_SYNC (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG) -#define WRITE_ODIRECT_PLUG (WRITE | REQ_SYNC) +#define WRITE_SYNC (WRITE | REQ_SYNC | REQ_NOIDLE) +#define WRITE_ODIRECT (WRITE | REQ_SYNC) #define WRITE_META (WRITE | REQ_META) -#define WRITE_FLUSH (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG | \ - REQ_FLUSH) -#define WRITE_FUA (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG | \ - REQ_FUA) -#define WRITE_FLUSH_FUA (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_UNPLUG | \ - REQ_FLUSH | REQ_FUA) +#define WRITE_FLUSH (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_FLUSH) +#define WRITE_FUA (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_FUA) +#define WRITE_FLUSH_FUA (WRITE | REQ_SYNC | REQ_NOIDLE | REQ_FLUSH | REQ_FUA) #define SEL_IN 1 #define SEL_OUT 2 @@ -231,6 +234,8 @@ struct inodes_stat_t { #define S_NOCMTIME 128 /* Do not update file c/mtime */ #define S_SWAPFILE 256 /* Do not truncate: swapon got its bmaps */ #define S_PRIVATE 512 /* Inode is fs-internal */ +#define S_IMA 1024 /* Inode has an associated IMA struct */ +#define S_AUTOMOUNT 2048 /* Automount/referral quasi-directory */ /* * Note that nosuid etc flags are inode-specific: setting some file-system @@ -265,6 +270,8 @@ struct inodes_stat_t { #define IS_NOCMTIME(inode) ((inode)->i_flags & S_NOCMTIME) #define IS_SWAPFILE(inode) ((inode)->i_flags & S_SWAPFILE) #define IS_PRIVATE(inode) ((inode)->i_flags & S_PRIVATE) +#define IS_IMA(inode) ((inode)->i_flags & S_IMA) +#define IS_AUTOMOUNT(inode) ((inode)->i_flags & S_AUTOMOUNT) /* the read-only stuff doesn't really belong here, but any other place is probably as bad and I don't want to create yet another include file. */ @@ -312,6 +319,7 @@ struct inodes_stat_t { #define FIGETBSZ _IO(0x00,2) /* get the block size used for bmap */ #define FIFREEZE _IOWR('X', 119, int) /* Freeze */ #define FITHAW _IOWR('X', 120, int) /* Thaw */ +#define FITRIM _IOWR('X', 121, struct fstrim_range) /* Trim */ #define FS_IOC_GETFLAGS _IOR('f', 1, long) #define FS_IOC_SETFLAGS _IOW('f', 2, long) @@ -349,6 +357,7 @@ struct inodes_stat_t { #define FS_TOPDIR_FL 0x00020000 /* Top of directory hierarchies*/ #define FS_EXTENT_FL 0x00080000 /* Extents */ #define FS_DIRECTIO_FL 0x00100000 /* Use direct i/o */ +#define FS_NOCOW_FL 0x00800000 /* Do not cow file */ #define FS_RESERVED_FL 0x80000000 /* reserved for ext2 lib */ #define FS_FL_USER_VISIBLE 0x0003DFFF /* User visible flags */ @@ -369,7 +378,6 @@ struct inodes_stat_t { #include <linux/path.h> #include <linux/stat.h> #include <linux/cache.h> -#include <linux/kobject.h> #include <linux/list.h> #include <linux/radix-tree.h> #include <linux/prio_tree.h> @@ -379,6 +387,7 @@ struct inodes_stat_t { #include <linux/capability.h> #include <linux/semaphore.h> #include <linux/fiemap.h> +#include <linux/rculist_bl.h> #include <asm/atomic.h> #include <asm/byteorder.h> @@ -388,6 +397,7 @@ struct hd_geometry; struct iovec; struct nameidata; struct kiocb; +struct kobject; struct pipe_inode_info; struct poll_table_struct; struct kstatfs; @@ -400,7 +410,7 @@ extern void __init inode_init_early(void); extern void __init files_init(unsigned long); extern struct files_stat_struct files_stat; -extern int get_max_files(void); +extern unsigned long get_max_files(void); extern int sysctl_nr_open; extern struct inodes_stat_t inodes_stat; extern int leases_enable, lease_break_time; @@ -454,7 +464,7 @@ struct iattr { struct timespec ia_ctime; /* - * Not an attribute, but an auxilary info for filesystems wanting to + * Not an attribute, but an auxiliary info for filesystems wanting to * implement an ftruncate() like method. NOTE: filesystem should * check for (ia_valid & ATTR_FILE), and not for (ia_file != NULL). */ @@ -567,7 +577,6 @@ typedef int (*read_actor_t)(read_descriptor_t *, struct page *, struct address_space_operations { int (*writepage)(struct page *page, struct writeback_control *wbc); int (*readpage)(struct file *, struct page *); - void (*sync_page)(struct page *); /* Write back some dirty pages from this mapping. */ int (*writepages)(struct address_space *, struct writeback_control *); @@ -589,6 +598,7 @@ struct address_space_operations { sector_t (*bmap)(struct address_space *, sector_t); void (*invalidatepage) (struct page *, unsigned long); int (*releasepage) (struct page *, gfp_t); + void (*freepage)(struct page *); ssize_t (*direct_IO)(int, struct kiocb *, const struct iovec *iov, loff_t offset, unsigned long nr_segs); int (*get_xip_mem)(struct address_space *, pgoff_t, int, @@ -602,6 +612,8 @@ struct address_space_operations { int (*error_remove_page)(struct address_space *, struct page *); }; +extern const struct address_space_operations empty_aops; + /* * pagecache_write_begin/pagecache_write_end must be used by general code * to write into the pagecache. @@ -632,25 +644,27 @@ struct address_space { spinlock_t private_lock; /* for use by the address_space */ struct list_head private_list; /* ditto */ struct address_space *assoc_mapping; /* ditto */ + struct mutex unmap_mutex; /* to protect unmapping */ } __attribute__((aligned(sizeof(long)))); /* * On most architectures that alignment is already the case; but - * must be enforced here for CRIS, to let the least signficant bit + * must be enforced here for CRIS, to let the least significant bit * of struct page's "mapping" pointer be used for PAGE_MAPPING_ANON. */ struct block_device { dev_t bd_dev; /* not a kdev_t - it's a search key */ + int bd_openers; struct inode * bd_inode; /* will die */ struct super_block * bd_super; - int bd_openers; struct mutex bd_mutex; /* open/close mutex */ struct list_head bd_inodes; void * bd_claiming; void * bd_holder; int bd_holders; + bool bd_write_holder; #ifdef CONFIG_SYSFS - struct list_head bd_holder_list; + struct list_head bd_holder_disks; #endif struct block_device * bd_contains; unsigned bd_block_size; @@ -719,15 +733,31 @@ struct posix_acl; #define ACL_NOT_CACHED ((void *)(-1)) struct inode { + /* RCU path lookup touches following: */ + umode_t i_mode; + uid_t i_uid; + gid_t i_gid; + const struct inode_operations *i_op; + struct super_block *i_sb; + + spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ + unsigned int i_flags; + struct mutex i_mutex; + + unsigned long i_state; + unsigned long dirtied_when; /* jiffies of first dirtying */ + struct hlist_node i_hash; - struct list_head i_list; /* backing dev IO list */ + struct list_head i_wb_list; /* backing dev IO list */ + struct list_head i_lru; /* inode LRU list */ struct list_head i_sb_list; - struct list_head i_dentry; + union { + struct list_head i_dentry; + struct rcu_head i_rcu; + }; unsigned long i_ino; atomic_t i_count; unsigned int i_nlink; - uid_t i_uid; - gid_t i_gid; dev_t i_rdev; unsigned int i_blkbits; u64 i_version; @@ -740,13 +770,8 @@ struct inode { struct timespec i_ctime; blkcnt_t i_blocks; unsigned short i_bytes; - umode_t i_mode; - spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ - struct mutex i_mutex; struct rw_semaphore i_alloc_sem; - const struct inode_operations *i_op; const struct file_operations *i_fop; /* former ->i_op->default_file_ops */ - struct super_block *i_sb; struct file_lock *i_flock; struct address_space *i_mapping; struct address_space i_data; @@ -767,11 +792,9 @@ struct inode { struct hlist_head i_fsnotify_marks; #endif - unsigned long i_state; - unsigned long dirtied_when; /* jiffies of first dirtying */ - - unsigned int i_flags; - +#ifdef CONFIG_IMA + atomic_t i_readcount; /* struct files open RO */ +#endif atomic_t i_writecount; #ifdef CONFIG_SECURITY void *i_security; @@ -783,6 +806,11 @@ struct inode { void *i_private; /* fs or device private pointer */ }; +static inline int inode_unhashed(struct inode *inode) +{ + return hlist_unhashed(&inode->i_hash); +} + /* * inode->i_mutex nesting subclasses for the lock validator: * @@ -944,6 +972,13 @@ struct file { #endif }; +struct file_handle { + __u32 handle_bytes; + int handle_type; + /* file identifier */ + unsigned char f_handle[0]; +}; + #define get_file(x) atomic_long_inc(&(x)->f_count) #define fput_atomic(x) atomic_long_add_unless(&(x)->f_count, -1, 1) #define file_count(x) atomic_long_read(&(x)->f_count) @@ -1033,10 +1068,8 @@ struct lock_manager_operations { int (*fl_compare_owner)(struct file_lock *, struct file_lock *); void (*fl_notify)(struct file_lock *); /* unblock callback */ int (*fl_grant)(struct file_lock *, struct file_lock *, int); - void (*fl_copy_lock)(struct file_lock *, struct file_lock *); void (*fl_release_private)(struct file_lock *); void (*fl_break)(struct file_lock *); - int (*fl_mylease)(struct file_lock *, struct file_lock *); int (*fl_change)(struct file_lock **, int); }; @@ -1106,7 +1139,9 @@ extern int fcntl_setlease(unsigned int fd, struct file *filp, long arg); extern int fcntl_getlease(struct file *filp); /* fs/locks.c */ +void locks_free_lock(struct file_lock *fl); extern void locks_init_lock(struct file_lock *); +extern struct file_lock * locks_alloc_lock(void); extern void locks_copy_lock(struct file_lock *, struct file_lock *); extern void __locks_copy_lock(struct file_lock *, const struct file_lock *); extern void locks_remove_posix(struct file *, fl_owner_t); @@ -1295,6 +1330,11 @@ struct fasync_struct { /* SMP safe fasync helpers: */ extern int fasync_helper(int, struct file *, int, struct fasync_struct **); +extern struct fasync_struct *fasync_insert_entry(int, struct file *, struct fasync_struct **, struct fasync_struct *); +extern int fasync_remove_entry(struct file *, struct fasync_struct **); +extern struct fasync_struct *fasync_alloc(void); +extern void fasync_free(struct fasync_struct *); + /* can be called from interrupts */ extern void kill_fasync(struct fasync_struct **, int, int); @@ -1342,13 +1382,13 @@ struct super_block { const struct xattr_handler **s_xattr; struct list_head s_inodes; /* all inodes */ - struct hlist_head s_anon; /* anonymous dentries for (nfs) exporting */ + struct hlist_bl_head s_anon; /* anonymous dentries for (nfs) exporting */ #ifdef CONFIG_SMP struct list_head __percpu *s_files; #else struct list_head s_files; #endif - /* s_dentry_lru and s_nr_dentry_unused are protected by dcache_lock */ + /* s_dentry_lru, s_nr_dentry_unused protected by dcache.c lru locks */ struct list_head s_dentry_lru; /* unused dentry lru */ int s_nr_dentry_unused; /* # of dentry on lru */ @@ -1362,6 +1402,7 @@ struct super_block { wait_queue_head_t s_wait_unfrozen; char s_id[32]; /* Informational name */ + u8 s_uuid[16]; /* UUID */ void *s_fs_info; /* Filesystem private info */ fmode_t s_mode; @@ -1387,6 +1428,7 @@ struct super_block { * generic_show_options() */ char __rcu *s_options; + const struct dentry_operations *s_d_op; /* default d_op for dentries */ }; extern struct timespec current_fs_time(struct super_block *sb); @@ -1407,8 +1449,13 @@ enum { #define put_fs_excl() atomic_dec(¤t->fs_excl) #define has_fs_excl() atomic_read(¤t->fs_excl) -#define is_owner_or_cap(inode) \ - ((current_fsuid() == (inode)->i_uid) || capable(CAP_FOWNER)) +/* + * until VFS tracks user namespaces for inodes, just make all files + * belong to init_user_ns + */ +extern struct user_namespace init_user_ns; +#define inode_userns(inode) (&init_user_ns) +extern bool inode_owner_or_capable(const struct inode *inode); /* not quite ready to be deprecated, but... */ extern void lock_super(struct super_block *); @@ -1444,8 +1491,8 @@ struct fiemap_extent_info { unsigned int fi_flags; /* Flags as passed from user */ unsigned int fi_extents_mapped; /* Number of mapped extents */ unsigned int fi_extents_max; /* Size of fiemap_extent array */ - struct fiemap_extent *fi_extents_start; /* Start of fiemap_extent - * array */ + struct fiemap_extent __user *fi_extents_start; /* Start of + fiemap_extent array */ }; int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical, u64 phys, u64 len, u32 flags); @@ -1513,11 +1560,22 @@ struct file_operations { ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, loff_t *, size_t, unsigned int); ssize_t (*splice_read)(struct file *, loff_t *, struct pipe_inode_info *, size_t, unsigned int); int (*setlease)(struct file *, long, struct file_lock **); + long (*fallocate)(struct file *file, int mode, loff_t offset, + loff_t len); }; +#define IPERM_FLAG_RCU 0x0001 + struct inode_operations { - int (*create) (struct inode *,struct dentry *,int, struct nameidata *); struct dentry * (*lookup) (struct inode *,struct dentry *, struct nameidata *); + void * (*follow_link) (struct dentry *, struct nameidata *); + int (*permission) (struct inode *, int, unsigned int); + int (*check_acl)(struct inode *, int, unsigned int); + + int (*readlink) (struct dentry *, char __user *,int); + void (*put_link) (struct dentry *, struct nameidata *, void *); + + int (*create) (struct inode *,struct dentry *,int, struct nameidata *); int (*link) (struct dentry *,struct inode *,struct dentry *); int (*unlink) (struct inode *,struct dentry *); int (*symlink) (struct inode *,struct dentry *,const char *); @@ -1526,12 +1584,7 @@ struct inode_operations { int (*mknod) (struct inode *,struct dentry *,int,dev_t); int (*rename) (struct inode *, struct dentry *, struct inode *, struct dentry *); - int (*readlink) (struct dentry *, char __user *,int); - void * (*follow_link) (struct dentry *, struct nameidata *); - void (*put_link) (struct dentry *, struct nameidata *, void *); void (*truncate) (struct inode *); - int (*permission) (struct inode *, int); - int (*check_acl)(struct inode *, int); int (*setattr) (struct dentry *, struct iattr *); int (*getattr) (struct vfsmount *mnt, struct dentry *, struct kstat *); int (*setxattr) (struct dentry *, const char *,const void *,size_t,int); @@ -1539,11 +1592,9 @@ struct inode_operations { ssize_t (*listxattr) (struct dentry *, char *, size_t); int (*removexattr) (struct dentry *, const char *); void (*truncate_range)(struct inode *, loff_t, loff_t); - long (*fallocate)(struct inode *inode, int mode, loff_t offset, - loff_t len); int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, u64 len); -}; +} ____cacheline_aligned; struct seq_file; @@ -1577,6 +1628,8 @@ struct super_operations { void (*umount_begin) (struct super_block *); int (*show_options)(struct seq_file *, struct vfsmount *); + int (*show_devname)(struct seq_file *, struct vfsmount *); + int (*show_path)(struct seq_file *, struct vfsmount *); int (*show_stats)(struct seq_file *, struct vfsmount *); #ifdef CONFIG_QUOTA ssize_t (*quota_read)(struct super_block *, int, char *, size_t, loff_t); @@ -1586,7 +1639,7 @@ struct super_operations { }; /* - * Inode state bits. Protected by inode_lock. + * Inode state bits. Protected by inode->i_lock * * Three bits determine the dirty state of the inode, I_DIRTY_SYNC, * I_DIRTY_DATASYNC and I_DIRTY_PAGES. @@ -1633,16 +1686,17 @@ struct super_operations { * * Q: What is the difference between I_WILL_FREE and I_FREEING? */ -#define I_DIRTY_SYNC 1 -#define I_DIRTY_DATASYNC 2 -#define I_DIRTY_PAGES 4 +#define I_DIRTY_SYNC (1 << 0) +#define I_DIRTY_DATASYNC (1 << 1) +#define I_DIRTY_PAGES (1 << 2) #define __I_NEW 3 #define I_NEW (1 << __I_NEW) -#define I_WILL_FREE 16 -#define I_FREEING 32 -#define I_CLEAR 64 +#define I_WILL_FREE (1 << 4) +#define I_FREEING (1 << 5) +#define I_CLEAR (1 << 6) #define __I_SYNC 7 #define I_SYNC (1 << __I_SYNC) +#define I_REFERENCED (1 << 8) #define I_DIRTY (I_DIRTY_SYNC | I_DIRTY_DATASYNC | I_DIRTY_PAGES) @@ -1734,12 +1788,13 @@ static inline void file_accessed(struct file *file) } int sync_inode(struct inode *inode, struct writeback_control *wbc); +int sync_inode_metadata(struct inode *inode, int wait); struct file_system_type { const char *name; int fs_flags; - int (*get_sb) (struct file_system_type *, int, - const char *, void *, struct vfsmount *); + struct dentry *(*mount) (struct file_system_type *, int, + const char *, void *); void (*kill_sb) (struct super_block *); struct module *owner; struct file_system_type * next; @@ -1755,21 +1810,17 @@ struct file_system_type { struct lock_class_key i_alloc_sem_key; }; -extern int get_sb_ns(struct file_system_type *fs_type, int flags, void *data, - int (*fill_super)(struct super_block *, void *, int), - struct vfsmount *mnt); -extern int get_sb_bdev(struct file_system_type *fs_type, +extern struct dentry *mount_ns(struct file_system_type *fs_type, int flags, + void *data, int (*fill_super)(struct super_block *, void *, int)); +extern struct dentry *mount_bdev(struct file_system_type *fs_type, int flags, const char *dev_name, void *data, - int (*fill_super)(struct super_block *, void *, int), - struct vfsmount *mnt); -extern int get_sb_single(struct file_system_type *fs_type, + int (*fill_super)(struct super_block *, void *, int)); +extern struct dentry *mount_single(struct file_system_type *fs_type, int flags, void *data, - int (*fill_super)(struct super_block *, void *, int), - struct vfsmount *mnt); -extern int get_sb_nodev(struct file_system_type *fs_type, + int (*fill_super)(struct super_block *, void *, int)); +extern struct dentry *mount_nodev(struct file_system_type *fs_type, int flags, void *data, - int (*fill_super)(struct super_block *, void *, int), - struct vfsmount *mnt); + int (*fill_super)(struct super_block *, void *, int)); void generic_shutdown_super(struct super_block *sb); void kill_block_super(struct super_block *sb); void kill_anon_super(struct super_block *sb); @@ -1781,10 +1832,10 @@ struct super_block *sget(struct file_system_type *type, int (*test)(struct super_block *,void *), int (*set)(struct super_block *,void *), void *data); -extern int get_sb_pseudo(struct file_system_type *, char *, - const struct super_operations *ops, unsigned long, - struct vfsmount *mnt); -extern void simple_set_mnt(struct vfsmount *mnt, struct super_block *sb); +extern struct dentry *mount_pseudo(struct file_system_type *, char *, + const struct super_operations *ops, + const struct dentry_operations *dops, + unsigned long); static inline void sb_mark_dirty(struct super_block *sb) { @@ -1817,6 +1868,8 @@ extern void drop_collected_mounts(struct vfsmount *); extern int iterate_mounts(int (*)(struct vfsmount *, void *), void *, struct vfsmount *); extern int vfs_statfs(struct path *, struct kstatfs *); +extern int user_statfs(const char __user *, struct kstatfs *); +extern int fd_statfs(int, struct kstatfs *); extern int statfs_by_dentry(struct dentry *, struct kstatfs *); extern int freeze_super(struct super_block *super); extern int thaw_super(struct super_block *super); @@ -1826,6 +1879,7 @@ extern int current_umask(void); /* /sys/fs */ extern struct kobject *fs_kobj; +#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK) extern int rw_verify_area(int, struct file *, loff_t *, size_t); #define FLOCK_VERIFY_READ 1 @@ -1932,6 +1986,8 @@ extern int do_fallocate(struct file *file, int mode, loff_t offset, extern long do_sys_open(int dfd, const char __user *filename, int flags, int mode); extern struct file *filp_open(const char *, int, int); +extern struct file *file_open_root(struct dentry *, struct vfsmount *, + const char *, int); extern struct file * dentry_open(struct dentry *, struct vfsmount *, int, const struct cred *); extern int filp_close(struct file *, fl_owner_t id); @@ -1964,7 +2020,6 @@ extern struct block_device *bdgrab(struct block_device *bdev); extern void bd_set_size(struct block_device *, loff_t size); extern void bd_forget(struct inode *inode); extern void bdput(struct block_device *); -extern struct block_device *open_by_devnum(dev_t, fmode_t); extern void invalidate_bdev(struct block_device *); extern int sync_blockdev(struct block_device *bdev); extern struct super_block *freeze_bdev(struct block_device *); @@ -1995,16 +2050,26 @@ extern const struct file_operations def_fifo_fops; extern int ioctl_by_bdev(struct block_device *, unsigned, unsigned long); extern int blkdev_ioctl(struct block_device *, fmode_t, unsigned, unsigned long); extern long compat_blkdev_ioctl(struct file *, unsigned, unsigned long); -extern int blkdev_get(struct block_device *, fmode_t); -extern int blkdev_put(struct block_device *, fmode_t); -extern int bd_claim(struct block_device *, void *); -extern void bd_release(struct block_device *); +extern int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder); +extern struct block_device *blkdev_get_by_path(const char *path, fmode_t mode, + void *holder); +extern struct block_device *blkdev_get_by_dev(dev_t dev, fmode_t mode, + void *holder); +extern int blkdev_put(struct block_device *bdev, fmode_t mode); #ifdef CONFIG_SYSFS -extern int bd_claim_by_disk(struct block_device *, void *, struct gendisk *); -extern void bd_release_from_disk(struct block_device *, struct gendisk *); +extern int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk); +extern void bd_unlink_disk_holder(struct block_device *bdev, + struct gendisk *disk); #else -#define bd_claim_by_disk(bdev, holder, disk) bd_claim(bdev, holder) -#define bd_release_from_disk(bdev, disk) bd_release(bdev) +static inline int bd_link_disk_holder(struct block_device *bdev, + struct gendisk *disk) +{ + return 0; +} +static inline void bd_unlink_disk_holder(struct block_device *bdev, + struct gendisk *disk) +{ +} #endif #endif @@ -2040,8 +2105,6 @@ static inline void unregister_chrdev(unsigned int major, const char *name) extern const char *__bdevname(dev_t, char *buffer); extern const char *bdevname(struct block_device *bdev, char *buffer); extern struct block_device *lookup_bdev(const char *); -extern struct block_device *open_bdev_exclusive(const char *, fmode_t, void *); -extern void close_bdev_exclusive(struct block_device *, fmode_t); extern void blkdev_show(struct seq_file *,off_t); #else @@ -2075,10 +2138,9 @@ extern void check_disk_size_change(struct gendisk *disk, struct block_device *bdev); extern int revalidate_disk(struct gendisk *); extern int check_disk_change(struct block_device *); -extern int __invalidate_device(struct block_device *); +extern int __invalidate_device(struct block_device *, bool); extern int invalidate_partition(struct gendisk *, int); #endif -extern int invalidate_inodes(struct super_block *); unsigned long invalidate_mapping_pages(struct address_space *mapping, pgoff_t start, pgoff_t end); @@ -2117,8 +2179,8 @@ extern sector_t bmap(struct inode *, sector_t); #endif extern int notify_change(struct dentry *, struct iattr *); extern int inode_permission(struct inode *, int); -extern int generic_permission(struct inode *, int, - int (*check_acl)(struct inode *, int)); +extern int generic_permission(struct inode *, int, unsigned int, + int (*check_acl)(struct inode *, int, unsigned int)); static inline bool execute_ok(struct inode *inode) { @@ -2136,15 +2198,31 @@ static inline void allow_write_access(struct file *file) if (file) atomic_inc(&file->f_path.dentry->d_inode->i_writecount); } +#ifdef CONFIG_IMA +static inline void i_readcount_dec(struct inode *inode) +{ + BUG_ON(!atomic_read(&inode->i_readcount)); + atomic_dec(&inode->i_readcount); +} +static inline void i_readcount_inc(struct inode *inode) +{ + atomic_inc(&inode->i_readcount); +} +#else +static inline void i_readcount_dec(struct inode *inode) +{ + return; +} +static inline void i_readcount_inc(struct inode *inode) +{ + return; +} +#endif extern int do_pipe_flags(int *, int); extern struct file *create_read_pipe(struct file *f, int flags); extern struct file *create_write_pipe(int flags); extern void free_write_pipe(struct file *); -extern struct file *do_filp_open(int dfd, const char *pathname, - int open_flag, int mode, int acc_mode); -extern int may_open(struct path *, int, int); - extern int kernel_read(struct file *, loff_t, char *, unsigned long); extern struct file * open_exec(const char *); @@ -2162,7 +2240,8 @@ extern loff_t vfs_llseek(struct file *file, loff_t offset, int origin); extern int inode_init_always(struct super_block *, struct inode *); extern void inode_init_once(struct inode *); -extern void inode_add_to_lists(struct super_block *, struct inode *); +extern void address_space_init_once(struct address_space *mapping); +extern void ihold(struct inode * inode); extern void iput(struct inode *); extern struct inode * igrab(struct inode *); extern ino_t iunique(struct super_block *, ino_t); @@ -2182,21 +2261,24 @@ extern struct inode * iget_locked(struct super_block *, unsigned long); extern int insert_inode_locked4(struct inode *, unsigned long, int (*test)(struct inode *, void *), void *); extern int insert_inode_locked(struct inode *); extern void unlock_new_inode(struct inode *); +extern unsigned int get_next_ino(void); extern void __iget(struct inode * inode); extern void iget_failed(struct inode *); extern void end_writeback(struct inode *); -extern void destroy_inode(struct inode *); extern void __destroy_inode(struct inode *); extern struct inode *new_inode(struct super_block *); +extern void free_inode_nonrcu(struct inode *inode); extern int should_remove_suid(struct dentry *); extern int file_remove_suid(struct file *); extern void __insert_inode_hash(struct inode *, unsigned long hashval); extern void remove_inode_hash(struct inode *); -static inline void insert_inode_hash(struct inode *inode) { +static inline void insert_inode_hash(struct inode *inode) +{ __insert_inode_hash(inode, inode->i_ino); } +extern void inode_sb_list_add(struct inode *inode); #ifdef CONFIG_BLOCK extern void submit_bio(int, struct bio *); @@ -2403,6 +2485,10 @@ static inline ino_t parent_ino(struct dentry *dentry) { ino_t res; + /* + * Don't strictly need d_lock here? If the parent ino could change + * then surely we'd have a deeper race in the caller? + */ spin_lock(&dentry->d_lock); res = dentry->d_parent->d_inode->i_ino; spin_unlock(&dentry->d_lock); @@ -2479,12 +2565,18 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf, struct ctl_table; int proc_nr_files(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); - +int proc_nr_dentry(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos); +int proc_nr_inodes(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos); int __init get_filesystem_list(char *buf); +#define __FMODE_EXEC ((__force int) FMODE_EXEC) +#define __FMODE_NONOTIFY ((__force int) FMODE_NONOTIFY) + #define ACC_MODE(x) ("\004\002\006\006"[(x)&O_ACCMODE]) #define OPEN_FMODE(flag) ((__force fmode_t)(((flag + 1) & O_ACCMODE) | \ - (flag & FMODE_NONOTIFY))) + (flag & __FMODE_NONOTIFY))) #endif /* __KERNEL__ */ #endif /* _LINUX_FS_H */ diff --git a/include/linux/fs_struct.h b/include/linux/fs_struct.h index a42b5bf02f8b..003dc0fd7347 100644 --- a/include/linux/fs_struct.h +++ b/include/linux/fs_struct.h @@ -2,10 +2,13 @@ #define _LINUX_FS_STRUCT_H #include <linux/path.h> +#include <linux/spinlock.h> +#include <linux/seqlock.h> struct fs_struct { int users; spinlock_t lock; + seqcount_t seq; int umask; int in_exec; struct path root, pwd; diff --git a/include/linux/fscache-cache.h b/include/linux/fscache-cache.h index b8581c09d19f..76427e688d15 100644 --- a/include/linux/fscache-cache.h +++ b/include/linux/fscache-cache.h @@ -236,7 +236,7 @@ struct fscache_cache_ops { /* unpin an object in the cache */ void (*unpin_object)(struct fscache_object *object); - /* store the updated auxilliary data on an object */ + /* store the updated auxiliary data on an object */ void (*update_object)(struct fscache_object *object); /* discard the resources pinned by an object and effect retirement if diff --git a/include/linux/fscache.h b/include/linux/fscache.h index ec0dad5ab90f..7c4d72f5581f 100644 --- a/include/linux/fscache.h +++ b/include/linux/fscache.h @@ -102,9 +102,9 @@ struct fscache_cookie_def { */ void (*get_attr)(const void *cookie_netfs_data, uint64_t *size); - /* get the auxilliary data from netfs data + /* get the auxiliary data from netfs data * - this function can be absent if the index carries no state data - * - should store the auxilliary data in the buffer + * - should store the auxiliary data in the buffer * - should return the amount of amount stored * - not permitted to return an error * - the netfs data from the cookie being used as the source is @@ -117,7 +117,7 @@ struct fscache_cookie_def { /* consult the netfs about the state of an object * - this function can be absent if the index carries no state data * - the netfs data from the cookie being used as the target is - * presented, as is the auxilliary data + * presented, as is the auxiliary data */ enum fscache_checkaux (*check_aux)(void *cookie_netfs_data, const void *data, diff --git a/include/linux/fsl-diu-fb.h b/include/linux/fsl-diu-fb.h index fc295d7ea463..781d4671415f 100644 --- a/include/linux/fsl-diu-fb.h +++ b/include/linux/fsl-diu-fb.h @@ -54,7 +54,6 @@ struct aoi_display_offset { }; #define MFB_SET_CHROMA_KEY _IOW('M', 1, struct mfb_chroma_key) -#define MFB_WAIT_FOR_VSYNC _IOW('F', 0x20, u_int32_t) #define MFB_SET_BRIGHTNESS _IOW('M', 3, __u8) #define MFB_SET_ALPHA 0x80014d00 diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h index 59d0df43ff9d..2a53f10712b3 100644 --- a/include/linux/fsnotify.h +++ b/include/linux/fsnotify.h @@ -17,7 +17,6 @@ /* * fsnotify_d_instantiate - instantiate a dentry for inode - * Called with dcache_lock held. */ static inline void fsnotify_d_instantiate(struct dentry *dentry, struct inode *inode) @@ -26,12 +25,12 @@ static inline void fsnotify_d_instantiate(struct dentry *dentry, } /* Notify this dentry's parent about a child's events. */ -static inline void fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask) +static inline int fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask) { if (!dentry) dentry = path->dentry; - __fsnotify_parent(path, dentry, mask); + return __fsnotify_parent(path, dentry, mask); } /* simple call site for access decisions */ @@ -40,6 +39,7 @@ static inline int fsnotify_perm(struct file *file, int mask) struct path *path = &file->f_path; struct inode *inode = path->dentry->d_inode; __u32 fsnotify_mask = 0; + int ret; if (file->f_mode & FMODE_NONOTIFY) return 0; @@ -52,12 +52,15 @@ static inline int fsnotify_perm(struct file *file, int mask) else BUG(); + ret = fsnotify_parent(path, NULL, fsnotify_mask); + if (ret) + return ret; + return fsnotify(inode, fsnotify_mask, path, FSNOTIFY_EVENT_PATH, NULL, 0); } /* * fsnotify_d_move - dentry has been moved - * Called with dcache_lock and dentry->d_lock held. */ static inline void fsnotify_d_move(struct dentry *dentry) { @@ -93,8 +96,8 @@ static inline void fsnotify_move(struct inode *old_dir, struct inode *new_dir, old_dir_mask |= FS_DN_RENAME; if (isdir) { - old_dir_mask |= FS_IN_ISDIR; - new_dir_mask |= FS_IN_ISDIR; + old_dir_mask |= FS_ISDIR; + new_dir_mask |= FS_ISDIR; } fsnotify(old_dir, old_dir_mask, old_dir, FSNOTIFY_EVENT_INODE, old_name, fs_cookie); @@ -132,7 +135,7 @@ static inline void fsnotify_nameremove(struct dentry *dentry, int isdir) __u32 mask = FS_DELETE; if (isdir) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; fsnotify_parent(NULL, dentry, mask); } @@ -174,7 +177,7 @@ static inline void fsnotify_link(struct inode *dir, struct inode *inode, struct */ static inline void fsnotify_mkdir(struct inode *inode, struct dentry *dentry) { - __u32 mask = (FS_CREATE | FS_IN_ISDIR); + __u32 mask = (FS_CREATE | FS_ISDIR); struct inode *d_inode = dentry->d_inode; audit_inode_child(dentry, inode); @@ -192,7 +195,7 @@ static inline void fsnotify_access(struct file *file) __u32 mask = FS_ACCESS; if (S_ISDIR(inode->i_mode)) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; if (!(file->f_mode & FMODE_NONOTIFY)) { fsnotify_parent(path, NULL, mask); @@ -210,7 +213,7 @@ static inline void fsnotify_modify(struct file *file) __u32 mask = FS_MODIFY; if (S_ISDIR(inode->i_mode)) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; if (!(file->f_mode & FMODE_NONOTIFY)) { fsnotify_parent(path, NULL, mask); @@ -228,12 +231,10 @@ static inline void fsnotify_open(struct file *file) __u32 mask = FS_OPEN; if (S_ISDIR(inode->i_mode)) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; - if (!(file->f_mode & FMODE_NONOTIFY)) { - fsnotify_parent(path, NULL, mask); - fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0); - } + fsnotify_parent(path, NULL, mask); + fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0); } /* @@ -247,7 +248,7 @@ static inline void fsnotify_close(struct file *file) __u32 mask = (mode & FMODE_WRITE) ? FS_CLOSE_WRITE : FS_CLOSE_NOWRITE; if (S_ISDIR(inode->i_mode)) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; if (!(file->f_mode & FMODE_NONOTIFY)) { fsnotify_parent(path, NULL, mask); @@ -264,7 +265,7 @@ static inline void fsnotify_xattr(struct dentry *dentry) __u32 mask = FS_ATTRIB; if (S_ISDIR(inode->i_mode)) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; fsnotify_parent(NULL, dentry, mask); fsnotify(inode, mask, inode, FSNOTIFY_EVENT_INODE, NULL, 0); @@ -299,7 +300,7 @@ static inline void fsnotify_change(struct dentry *dentry, unsigned int ia_valid) if (mask) { if (S_ISDIR(inode->i_mode)) - mask |= FS_IN_ISDIR; + mask |= FS_ISDIR; fsnotify_parent(NULL, dentry, mask); fsnotify(inode, mask, inode, FSNOTIFY_EVENT_INODE, NULL, 0); diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index e40190d16878..69ad89b50489 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -45,7 +45,7 @@ #define FS_ACCESS_PERM 0x00020000 /* access event in a permissions hook */ #define FS_EXCL_UNLINK 0x04000000 /* do not send events if object is unlinked */ -#define FS_IN_ISDIR 0x40000000 /* event occurred against dir */ +#define FS_ISDIR 0x40000000 /* event occurred against dir */ #define FS_IN_ONESHOT 0x80000000 /* only send event once */ #define FS_DN_RENAME 0x10000000 /* file renamed */ @@ -64,13 +64,15 @@ #define FS_MOVE (FS_MOVED_FROM | FS_MOVED_TO) +#define ALL_FSNOTIFY_PERM_EVENTS (FS_OPEN_PERM | FS_ACCESS_PERM) + #define ALL_FSNOTIFY_EVENTS (FS_ACCESS | FS_MODIFY | FS_ATTRIB | \ FS_CLOSE_WRITE | FS_CLOSE_NOWRITE | FS_OPEN | \ FS_MOVED_FROM | FS_MOVED_TO | FS_CREATE | \ FS_DELETE | FS_DELETE_SELF | FS_MOVE_SELF | \ FS_UNMOUNT | FS_Q_OVERFLOW | FS_IN_IGNORED | \ FS_OPEN_PERM | FS_ACCESS_PERM | FS_EXCL_UNLINK | \ - FS_IN_ISDIR | FS_IN_ONESHOT | FS_DN_RENAME | \ + FS_ISDIR | FS_IN_ONESHOT | FS_DN_RENAME | \ FS_DN_MULTISHOT | FS_EVENT_ON_CHILD) struct fsnotify_group; @@ -129,6 +131,14 @@ struct fsnotify_group { wait_queue_head_t notification_waitq; /* read() on the notification file blocks on this waitq */ unsigned int q_len; /* events on the queue */ unsigned int max_events; /* maximum events allowed on the list */ + /* + * Valid fsnotify group priorities. Events are send in order from highest + * priority to lowest priority. We default to the lowest priority. + */ + #define FS_PRIO_0 0 /* normal notifiers, no permissions */ + #define FS_PRIO_1 1 /* fanotify content based access control */ + #define FS_PRIO_2 2 /* fanotify pre-content access */ + unsigned int priority; /* stores all fastpath marks assoc with this group so they can be cleaned on unregister */ spinlock_t mark_lock; /* protect marks_list */ @@ -156,9 +166,11 @@ struct fsnotify_group { struct mutex access_mutex; struct list_head access_list; wait_queue_head_t access_waitq; - bool bypass_perm; /* protected by access_mutex */ + atomic_t bypass_perm; #endif /* CONFIG_FANOTIFY_ACCESS_PERMISSIONS */ int f_flags; + unsigned int max_marks; + struct user_struct *user; } fanotify_data; #endif /* CONFIG_FANOTIFY */ }; @@ -275,8 +287,8 @@ struct fsnotify_mark { struct fsnotify_inode_mark i; struct fsnotify_vfsmount_mark m; }; - __u32 ignored_mask; /* events types to ignore */ struct list_head free_g_list; /* tmp list used when freeing this mark */ + __u32 ignored_mask; /* events types to ignore */ #define FSNOTIFY_MARK_FLAG_INODE 0x01 #define FSNOTIFY_MARK_FLAG_VFSMOUNT 0x02 #define FSNOTIFY_MARK_FLAG_OBJECT_PINNED 0x04 @@ -294,7 +306,7 @@ struct fsnotify_mark { /* main fsnotify call to send events */ extern int fsnotify(struct inode *to_tell, __u32 mask, void *data, int data_is, const unsigned char *name, u32 cookie); -extern void __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask); +extern int __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask); extern void __fsnotify_inode_delete(struct inode *inode); extern void __fsnotify_vfsmount_delete(struct vfsmount *mnt); extern u32 fsnotify_get_cookie(void); @@ -317,9 +329,15 @@ static inline void __fsnotify_update_dcache_flags(struct dentry *dentry) { struct dentry *parent; - assert_spin_locked(&dcache_lock); assert_spin_locked(&dentry->d_lock); + /* + * Serialisation of setting PARENT_WATCHED on the dentries is provided + * by d_lock. If inotify_inode_watched changes after we have taken + * d_lock, the following __fsnotify_update_child_dentry_flags call will + * find our entry, so it will spin until we complete here, and update + * us with the new state. + */ parent = dentry->d_parent; if (parent->d_inode && fsnotify_inode_watches_children(parent->d_inode)) dentry->d_flags |= DCACHE_FSNOTIFY_PARENT_WATCHED; @@ -329,15 +347,12 @@ static inline void __fsnotify_update_dcache_flags(struct dentry *dentry) /* * fsnotify_d_instantiate - instantiate a dentry for inode - * Called with dcache_lock held. */ static inline void __fsnotify_d_instantiate(struct dentry *dentry, struct inode *inode) { if (!inode) return; - assert_spin_locked(&dcache_lock); - spin_lock(&dentry->d_lock); __fsnotify_update_dcache_flags(dentry); spin_unlock(&dentry->d_lock); @@ -423,8 +438,10 @@ static inline int fsnotify(struct inode *to_tell, __u32 mask, void *data, int da return 0; } -static inline void __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask) -{} +static inline int __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask) +{ + return 0; +} static inline void __fsnotify_inode_delete(struct inode *inode) {} diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index dcd6a7c3a435..9d88e1cb5dbb 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -29,9 +29,22 @@ ftrace_enable_sysctl(struct ctl_table *table, int write, typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip); +struct ftrace_hash; + +enum { + FTRACE_OPS_FL_ENABLED = 1 << 0, + FTRACE_OPS_FL_GLOBAL = 1 << 1, + FTRACE_OPS_FL_DYNAMIC = 1 << 2, +}; + struct ftrace_ops { - ftrace_func_t func; - struct ftrace_ops *next; + ftrace_func_t func; + struct ftrace_ops *next; + unsigned long flags; +#ifdef CONFIG_DYNAMIC_FTRACE + struct ftrace_hash *notrace_hash; + struct ftrace_hash *filter_hash; +#endif }; extern int function_trace_stop; @@ -146,14 +159,13 @@ extern void unregister_ftrace_function_probe_all(char *glob); extern int ftrace_text_reserved(void *start, void *end); enum { - FTRACE_FL_FREE = (1 << 0), - FTRACE_FL_FAILED = (1 << 1), - FTRACE_FL_FILTER = (1 << 2), - FTRACE_FL_ENABLED = (1 << 3), - FTRACE_FL_NOTRACE = (1 << 4), - FTRACE_FL_CONVERTED = (1 << 5), + FTRACE_FL_ENABLED = (1 << 30), + FTRACE_FL_FREE = (1 << 31), }; +#define FTRACE_FL_MASK (0x3UL << 30) +#define FTRACE_REF_MAX ((1 << 30) - 1) + struct dyn_ftrace { union { unsigned long ip; /* address of mcount call-site */ @@ -167,7 +179,12 @@ struct dyn_ftrace { }; int ftrace_force_update(void); -void ftrace_set_filter(unsigned char *buf, int len, int reset); +void ftrace_set_filter(struct ftrace_ops *ops, unsigned char *buf, + int len, int reset); +void ftrace_set_notrace(struct ftrace_ops *ops, unsigned char *buf, + int len, int reset); +void ftrace_set_global_filter(unsigned char *buf, int len, int reset); +void ftrace_set_global_notrace(unsigned char *buf, int len, int reset); int register_ftrace_command(struct ftrace_func_command *cmd); int unregister_ftrace_command(struct ftrace_func_command *cmd); @@ -428,6 +445,7 @@ extern void unregister_ftrace_graph(void); extern void ftrace_graph_init_task(struct task_struct *t); extern void ftrace_graph_exit_task(struct task_struct *t); +extern void ftrace_graph_init_idle_task(struct task_struct *t, int cpu); static inline int task_curr_ret_stack(struct task_struct *t) { @@ -451,6 +469,7 @@ static inline void unpause_graph_tracing(void) static inline void ftrace_graph_init_task(struct task_struct *t) { } static inline void ftrace_graph_exit_task(struct task_struct *t) { } +static inline void ftrace_graph_init_idle_task(struct task_struct *t, int cpu) { } static inline int register_ftrace_graph(trace_func_graph_ret_t retfunc, trace_func_graph_ent_t entryfunc) diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 8beabb958f61..b5a550a39a70 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -37,7 +37,7 @@ struct trace_entry { unsigned char flags; unsigned char preempt_count; int pid; - int lock_depth; + int padding; }; #define FTRACE_MAX_EVENT \ @@ -154,12 +154,14 @@ enum { TRACE_EVENT_FL_ENABLED_BIT, TRACE_EVENT_FL_FILTERED_BIT, TRACE_EVENT_FL_RECORDED_CMD_BIT, + TRACE_EVENT_FL_CAP_ANY_BIT, }; enum { TRACE_EVENT_FL_ENABLED = (1 << TRACE_EVENT_FL_ENABLED_BIT), TRACE_EVENT_FL_FILTERED = (1 << TRACE_EVENT_FL_FILTERED_BIT), TRACE_EVENT_FL_RECORDED_CMD = (1 << TRACE_EVENT_FL_RECORDED_CMD_BIT), + TRACE_EVENT_FL_CAP_ANY = (1 << TRACE_EVENT_FL_CAP_ANY_BIT), }; struct ftrace_event_call { @@ -196,9 +198,16 @@ struct ftrace_event_call { #endif }; +#define __TRACE_EVENT_FLAGS(name, value) \ + static int __init trace_init_flags_##name(void) \ + { \ + event_##name.flags = value; \ + return 0; \ + } \ + early_initcall(trace_init_flags_##name); + #define PERF_MAX_TRACE_SIZE 2048 -#define MAX_FILTER_PRED 32 #define MAX_FILTER_STR_VAL 256 /* Should handle KSYM_SYMBOL_LEN */ extern void destroy_preds(struct ftrace_event_call *call); @@ -215,6 +224,10 @@ enum { FILTER_PTR_STRING, }; +#define EVENT_STORAGE_SIZE 128 +extern struct mutex event_storage_mutex; +extern char event_storage[EVENT_STORAGE_SIZE]; + extern int trace_event_raw_init(struct ftrace_event_call *call); extern int trace_define_field(struct ftrace_event_call *call, const char *type, const char *name, int offset, int size, diff --git a/include/linux/fuse.h b/include/linux/fuse.h index c3c578e09833..d464de53db43 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -41,6 +41,12 @@ * 7.15 * - add store notify * - add retrieve notify + * + * 7.16 + * - add BATCH_FORGET request + * - FUSE_IOCTL_UNRESTRICTED shall now return with array of 'struct + * fuse_ioctl_iovec' instead of ambiguous 'struct iovec' + * - add FUSE_IOCTL_32BIT flag */ #ifndef _LINUX_FUSE_H @@ -72,7 +78,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 15 +#define FUSE_KERNEL_MINOR_VERSION 16 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -200,12 +206,14 @@ struct fuse_file_lock { * FUSE_IOCTL_COMPAT: 32bit compat ioctl on 64bit machine * FUSE_IOCTL_UNRESTRICTED: not restricted to well-formed ioctls, retry allowed * FUSE_IOCTL_RETRY: retry with new iovecs + * FUSE_IOCTL_32BIT: 32bit ioctl * * FUSE_IOCTL_MAX_IOV: maximum of in_iovecs + out_iovecs */ #define FUSE_IOCTL_COMPAT (1 << 0) #define FUSE_IOCTL_UNRESTRICTED (1 << 1) #define FUSE_IOCTL_RETRY (1 << 2) +#define FUSE_IOCTL_32BIT (1 << 3) #define FUSE_IOCTL_MAX_IOV 256 @@ -256,6 +264,7 @@ enum fuse_opcode { FUSE_IOCTL = 39, FUSE_POLL = 40, FUSE_NOTIFY_REPLY = 41, + FUSE_BATCH_FORGET = 42, /* CUSE specific operations */ CUSE_INIT = 4096, @@ -290,6 +299,16 @@ struct fuse_forget_in { __u64 nlookup; }; +struct fuse_forget_one { + __u64 nodeid; + __u64 nlookup; +}; + +struct fuse_batch_forget_in { + __u32 count; + __u32 dummy; +}; + struct fuse_getattr_in { __u32 getattr_flags; __u32 dummy; @@ -510,6 +529,11 @@ struct fuse_ioctl_in { __u32 out_size; }; +struct fuse_ioctl_iovec { + __u64 base; + __u64 len; +}; + struct fuse_ioctl_out { __s32 result; __u32 flags; diff --git a/include/linux/generic_acl.h b/include/linux/generic_acl.h index 574bea4013b6..0437e377b555 100644 --- a/include/linux/generic_acl.h +++ b/include/linux/generic_acl.h @@ -10,6 +10,6 @@ extern const struct xattr_handler generic_acl_default_handler; int generic_acl_init(struct inode *, struct inode *); int generic_acl_chmod(struct inode *); -int generic_check_acl(struct inode *inode, int mask); +int generic_check_acl(struct inode *inode, int mask, unsigned int flags); #endif /* LINUX_GENERIC_ACL_H */ diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 7a7b9c1644e4..d764a426e9fd 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -109,12 +109,13 @@ struct hd_struct { int make_it_fail; #endif unsigned long stamp; - int in_flight[2]; + atomic_t in_flight[2]; #ifdef CONFIG_SMP struct disk_stats __percpu *dkstats; #else struct disk_stats dkstats; #endif + atomic_t ref; struct rcu_head rcu_head; }; @@ -127,6 +128,11 @@ struct hd_struct { #define GENHD_FL_EXT_DEVT 64 /* allow extended devt */ #define GENHD_FL_NATIVE_CAPACITY 128 +enum { + DISK_EVENT_MEDIA_CHANGE = 1 << 0, /* media changed */ + DISK_EVENT_EJECT_REQUEST = 1 << 1, /* eject requested */ +}; + #define BLK_SCSI_MAX_CMDS (256) #define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8)) @@ -143,6 +149,8 @@ struct disk_part_tbl { struct hd_struct __rcu *part[]; }; +struct disk_events; + struct gendisk { /* major, first_minor and minors are input parameters only, * don't use directly. Use disk_devt() and disk_max_parts(). @@ -154,6 +162,10 @@ struct gendisk { char disk_name[DISK_NAME_LEN]; /* name of major driver */ char *(*devnode)(struct gendisk *gd, mode_t *mode); + + unsigned int events; /* supported events */ + unsigned int async_events; /* async events, subset of all */ + /* Array of pointers to partitions indexed by partno. * Protected with matching bdev lock but stat and other * non-critical accesses use RCU. Always access through @@ -171,9 +183,8 @@ struct gendisk { struct kobject *slave_dir; struct timer_rand_state *random; - atomic_t sync_io; /* RAID */ - struct work_struct async_notify; + struct disk_events *ev; #ifdef CONFIG_BLK_DEV_INTEGRITY struct blk_integrity *integrity; #endif @@ -359,21 +370,21 @@ static inline void free_part_stats(struct hd_struct *part) static inline void part_inc_in_flight(struct hd_struct *part, int rw) { - part->in_flight[rw]++; + atomic_inc(&part->in_flight[rw]); if (part->partno) - part_to_disk(part)->part0.in_flight[rw]++; + atomic_inc(&part_to_disk(part)->part0.in_flight[rw]); } static inline void part_dec_in_flight(struct hd_struct *part, int rw) { - part->in_flight[rw]--; + atomic_dec(&part->in_flight[rw]); if (part->partno) - part_to_disk(part)->part0.in_flight[rw]--; + atomic_dec(&part_to_disk(part)->part0.in_flight[rw]); } static inline int part_in_flight(struct hd_struct *part) { - return part->in_flight[0] + part->in_flight[1]; + return atomic_read(&part->in_flight[0]) + atomic_read(&part->in_flight[1]); } static inline struct partition_meta_info *alloc_part_info(struct gendisk *disk) @@ -395,7 +406,6 @@ extern void part_round_stats(int cpu, struct hd_struct *part); /* block/genhd.c */ extern void add_disk(struct gendisk *disk); extern void del_gendisk(struct gendisk *gp); -extern void unlink_gendisk(struct gendisk *gp); extern struct gendisk *get_gendisk(dev_t dev, int *partno); extern struct block_device *bdget_disk(struct gendisk *disk, int partno); @@ -407,6 +417,11 @@ static inline int get_disk_ro(struct gendisk *disk) return disk->part0.policy; } +extern void disk_block_events(struct gendisk *disk); +extern void disk_unblock_events(struct gendisk *disk); +extern void disk_check_events(struct gendisk *disk); +extern unsigned int disk_clear_events(struct gendisk *disk, unsigned int mask); + /* drivers/char/random.c */ extern void add_disk_randomness(struct gendisk *disk); extern void rand_initialize_disk(struct gendisk *disk); @@ -583,6 +598,7 @@ extern struct hd_struct * __must_check add_partition(struct gendisk *disk, sector_t len, int flags, struct partition_meta_info *info); +extern void __delete_partition(struct hd_struct *); extern void delete_partition(struct gendisk *, int); extern void printk_all_partitions(void); @@ -611,6 +627,29 @@ extern ssize_t part_fail_store(struct device *dev, const char *buf, size_t count); #endif /* CONFIG_FAIL_MAKE_REQUEST */ +static inline void hd_ref_init(struct hd_struct *part) +{ + atomic_set(&part->ref, 1); + smp_mb(); +} + +static inline void hd_struct_get(struct hd_struct *part) +{ + atomic_inc(&part->ref); + smp_mb__after_atomic_inc(); +} + +static inline int hd_struct_try_get(struct hd_struct *part) +{ + return atomic_inc_not_zero(&part->ref); +} + +static inline void hd_struct_put(struct hd_struct *part) +{ + if (atomic_dec_and_test(&part->ref)) + __delete_partition(part); +} + #else /* CONFIG_BLOCK */ static inline void printk_all_partitions(void) { } diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 975609cb8548..56d8fc87fbbc 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -9,6 +9,34 @@ struct vm_area_struct; +/* Plain integer GFP bitmasks. Do not use this directly. */ +#define ___GFP_DMA 0x01u +#define ___GFP_HIGHMEM 0x02u +#define ___GFP_DMA32 0x04u +#define ___GFP_MOVABLE 0x08u +#define ___GFP_WAIT 0x10u +#define ___GFP_HIGH 0x20u +#define ___GFP_IO 0x40u +#define ___GFP_FS 0x80u +#define ___GFP_COLD 0x100u +#define ___GFP_NOWARN 0x200u +#define ___GFP_REPEAT 0x400u +#define ___GFP_NOFAIL 0x800u +#define ___GFP_NORETRY 0x1000u +#define ___GFP_COMP 0x4000u +#define ___GFP_ZERO 0x8000u +#define ___GFP_NOMEMALLOC 0x10000u +#define ___GFP_HARDWALL 0x20000u +#define ___GFP_THISNODE 0x40000u +#define ___GFP_RECLAIMABLE 0x80000u +#ifdef CONFIG_KMEMCHECK +#define ___GFP_NOTRACK 0x200000u +#else +#define ___GFP_NOTRACK 0 +#endif +#define ___GFP_NO_KSWAPD 0x400000u +#define ___GFP_OTHER_NODE 0x800000u + /* * GFP bitmasks.. * @@ -18,10 +46,10 @@ struct vm_area_struct; * without the underscores and use them consistently. The definitions here may * be used in bit comparisons. */ -#define __GFP_DMA ((__force gfp_t)0x01u) -#define __GFP_HIGHMEM ((__force gfp_t)0x02u) -#define __GFP_DMA32 ((__force gfp_t)0x04u) -#define __GFP_MOVABLE ((__force gfp_t)0x08u) /* Page is movable */ +#define __GFP_DMA ((__force gfp_t)___GFP_DMA) +#define __GFP_HIGHMEM ((__force gfp_t)___GFP_HIGHMEM) +#define __GFP_DMA32 ((__force gfp_t)___GFP_DMA32) +#define __GFP_MOVABLE ((__force gfp_t)___GFP_MOVABLE) /* Page is movable */ #define GFP_ZONEMASK (__GFP_DMA|__GFP_HIGHMEM|__GFP_DMA32|__GFP_MOVABLE) /* * Action modifiers - doesn't change the zoning @@ -38,27 +66,25 @@ struct vm_area_struct; * __GFP_MOVABLE: Flag that this page will be movable by the page migration * mechanism or reclaimed */ -#define __GFP_WAIT ((__force gfp_t)0x10u) /* Can wait and reschedule? */ -#define __GFP_HIGH ((__force gfp_t)0x20u) /* Should access emergency pools? */ -#define __GFP_IO ((__force gfp_t)0x40u) /* Can start physical IO? */ -#define __GFP_FS ((__force gfp_t)0x80u) /* Can call down to low-level FS? */ -#define __GFP_COLD ((__force gfp_t)0x100u) /* Cache-cold page required */ -#define __GFP_NOWARN ((__force gfp_t)0x200u) /* Suppress page allocation failure warning */ -#define __GFP_REPEAT ((__force gfp_t)0x400u) /* See above */ -#define __GFP_NOFAIL ((__force gfp_t)0x800u) /* See above */ -#define __GFP_NORETRY ((__force gfp_t)0x1000u)/* See above */ -#define __GFP_COMP ((__force gfp_t)0x4000u)/* Add compound page metadata */ -#define __GFP_ZERO ((__force gfp_t)0x8000u)/* Return zeroed page on success */ -#define __GFP_NOMEMALLOC ((__force gfp_t)0x10000u) /* Don't use emergency reserves */ -#define __GFP_HARDWALL ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */ -#define __GFP_THISNODE ((__force gfp_t)0x40000u)/* No fallback, no policies */ -#define __GFP_RECLAIMABLE ((__force gfp_t)0x80000u) /* Page is reclaimable */ - -#ifdef CONFIG_KMEMCHECK -#define __GFP_NOTRACK ((__force gfp_t)0x200000u) /* Don't track with kmemcheck */ -#else -#define __GFP_NOTRACK ((__force gfp_t)0) -#endif +#define __GFP_WAIT ((__force gfp_t)___GFP_WAIT) /* Can wait and reschedule? */ +#define __GFP_HIGH ((__force gfp_t)___GFP_HIGH) /* Should access emergency pools? */ +#define __GFP_IO ((__force gfp_t)___GFP_IO) /* Can start physical IO? */ +#define __GFP_FS ((__force gfp_t)___GFP_FS) /* Can call down to low-level FS? */ +#define __GFP_COLD ((__force gfp_t)___GFP_COLD) /* Cache-cold page required */ +#define __GFP_NOWARN ((__force gfp_t)___GFP_NOWARN) /* Suppress page allocation failure warning */ +#define __GFP_REPEAT ((__force gfp_t)___GFP_REPEAT) /* See above */ +#define __GFP_NOFAIL ((__force gfp_t)___GFP_NOFAIL) /* See above */ +#define __GFP_NORETRY ((__force gfp_t)___GFP_NORETRY) /* See above */ +#define __GFP_COMP ((__force gfp_t)___GFP_COMP) /* Add compound page metadata */ +#define __GFP_ZERO ((__force gfp_t)___GFP_ZERO) /* Return zeroed page on success */ +#define __GFP_NOMEMALLOC ((__force gfp_t)___GFP_NOMEMALLOC) /* Don't use emergency reserves */ +#define __GFP_HARDWALL ((__force gfp_t)___GFP_HARDWALL) /* Enforce hardwall cpuset memory allocs */ +#define __GFP_THISNODE ((__force gfp_t)___GFP_THISNODE)/* No fallback, no policies */ +#define __GFP_RECLAIMABLE ((__force gfp_t)___GFP_RECLAIMABLE) /* Page is reclaimable */ +#define __GFP_NOTRACK ((__force gfp_t)___GFP_NOTRACK) /* Don't track with kmemcheck */ + +#define __GFP_NO_KSWAPD ((__force gfp_t)___GFP_NO_KSWAPD) +#define __GFP_OTHER_NODE ((__force gfp_t)___GFP_OTHER_NODE) /* On behalf of other node */ /* * This may seem redundant, but it's a way of annotating false positives vs. @@ -66,7 +92,7 @@ struct vm_area_struct; */ #define __GFP_NOTRACK_FALSE_POSITIVE (__GFP_NOTRACK) -#define __GFP_BITS_SHIFT 22 /* Room for 22 __GFP_FOO bits */ +#define __GFP_BITS_SHIFT 23 /* Room for 23 __GFP_FOO bits */ #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1)) /* This equals 0, but use constants in case they ever change */ @@ -85,6 +111,9 @@ struct vm_area_struct; __GFP_HARDWALL | __GFP_HIGHMEM | \ __GFP_MOVABLE) #define GFP_IOFS (__GFP_IO | __GFP_FS) +#define GFP_TRANSHUGE (GFP_HIGHUSER_MOVABLE | __GFP_COMP | \ + __GFP_NOMEMALLOC | __GFP_NORETRY | __GFP_NOWARN | \ + __GFP_NO_KSWAPD) #ifdef CONFIG_NUMA #define GFP_THISNODE (__GFP_THISNODE | __GFP_NOWARN | __GFP_NORETRY) @@ -186,14 +215,14 @@ static inline int allocflags_to_migratetype(gfp_t gfp_flags) #endif #define GFP_ZONE_TABLE ( \ - (ZONE_NORMAL << 0 * ZONES_SHIFT) \ - | (OPT_ZONE_DMA << __GFP_DMA * ZONES_SHIFT) \ - | (OPT_ZONE_HIGHMEM << __GFP_HIGHMEM * ZONES_SHIFT) \ - | (OPT_ZONE_DMA32 << __GFP_DMA32 * ZONES_SHIFT) \ - | (ZONE_NORMAL << __GFP_MOVABLE * ZONES_SHIFT) \ - | (OPT_ZONE_DMA << (__GFP_MOVABLE | __GFP_DMA) * ZONES_SHIFT) \ - | (ZONE_MOVABLE << (__GFP_MOVABLE | __GFP_HIGHMEM) * ZONES_SHIFT)\ - | (OPT_ZONE_DMA32 << (__GFP_MOVABLE | __GFP_DMA32) * ZONES_SHIFT)\ + (ZONE_NORMAL << 0 * ZONES_SHIFT) \ + | (OPT_ZONE_DMA << ___GFP_DMA * ZONES_SHIFT) \ + | (OPT_ZONE_HIGHMEM << ___GFP_HIGHMEM * ZONES_SHIFT) \ + | (OPT_ZONE_DMA32 << ___GFP_DMA32 * ZONES_SHIFT) \ + | (ZONE_NORMAL << ___GFP_MOVABLE * ZONES_SHIFT) \ + | (OPT_ZONE_DMA << (___GFP_MOVABLE | ___GFP_DMA) * ZONES_SHIFT) \ + | (ZONE_MOVABLE << (___GFP_MOVABLE | ___GFP_HIGHMEM) * ZONES_SHIFT) \ + | (OPT_ZONE_DMA32 << (___GFP_MOVABLE | ___GFP_DMA32) * ZONES_SHIFT) \ ) /* @@ -203,26 +232,26 @@ static inline int allocflags_to_migratetype(gfp_t gfp_flags) * allowed. */ #define GFP_ZONE_BAD ( \ - 1 << (__GFP_DMA | __GFP_HIGHMEM) \ - | 1 << (__GFP_DMA | __GFP_DMA32) \ - | 1 << (__GFP_DMA32 | __GFP_HIGHMEM) \ - | 1 << (__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM) \ - | 1 << (__GFP_MOVABLE | __GFP_HIGHMEM | __GFP_DMA) \ - | 1 << (__GFP_MOVABLE | __GFP_DMA32 | __GFP_DMA) \ - | 1 << (__GFP_MOVABLE | __GFP_DMA32 | __GFP_HIGHMEM) \ - | 1 << (__GFP_MOVABLE | __GFP_DMA32 | __GFP_DMA | __GFP_HIGHMEM)\ + 1 << (___GFP_DMA | ___GFP_HIGHMEM) \ + | 1 << (___GFP_DMA | ___GFP_DMA32) \ + | 1 << (___GFP_DMA32 | ___GFP_HIGHMEM) \ + | 1 << (___GFP_DMA | ___GFP_DMA32 | ___GFP_HIGHMEM) \ + | 1 << (___GFP_MOVABLE | ___GFP_HIGHMEM | ___GFP_DMA) \ + | 1 << (___GFP_MOVABLE | ___GFP_DMA32 | ___GFP_DMA) \ + | 1 << (___GFP_MOVABLE | ___GFP_DMA32 | ___GFP_HIGHMEM) \ + | 1 << (___GFP_MOVABLE | ___GFP_DMA32 | ___GFP_DMA | ___GFP_HIGHMEM) \ ) static inline enum zone_type gfp_zone(gfp_t flags) { enum zone_type z; - int bit = flags & GFP_ZONEMASK; + int bit = (__force int) (flags & GFP_ZONEMASK); z = (GFP_ZONE_TABLE >> (bit * ZONES_SHIFT)) & ((1 << ZONES_SHIFT) - 1); if (__builtin_constant_p(bit)) - MAYBE_BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1); + BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1); else { #ifdef CONFIG_DEBUG_VM BUG_ON((GFP_ZONE_BAD >> bit) & 1); @@ -304,20 +333,28 @@ alloc_pages(gfp_t gfp_mask, unsigned int order) { return alloc_pages_current(gfp_mask, order); } -extern struct page *alloc_page_vma(gfp_t gfp_mask, - struct vm_area_struct *vma, unsigned long addr); +extern struct page *alloc_pages_vma(gfp_t gfp_mask, int order, + struct vm_area_struct *vma, unsigned long addr, + int node); #else #define alloc_pages(gfp_mask, order) \ alloc_pages_node(numa_node_id(), gfp_mask, order) -#define alloc_page_vma(gfp_mask, vma, addr) alloc_pages(gfp_mask, 0) +#define alloc_pages_vma(gfp_mask, order, vma, addr, node) \ + alloc_pages(gfp_mask, order) #endif #define alloc_page(gfp_mask) alloc_pages(gfp_mask, 0) +#define alloc_page_vma(gfp_mask, vma, addr) \ + alloc_pages_vma(gfp_mask, 0, vma, addr, numa_node_id()) +#define alloc_page_vma_node(gfp_mask, vma, addr, node) \ + alloc_pages_vma(gfp_mask, 0, vma, addr, node) extern unsigned long __get_free_pages(gfp_t gfp_mask, unsigned int order); extern unsigned long get_zeroed_page(gfp_t gfp_mask); void *alloc_pages_exact(size_t size, gfp_t gfp_mask); void free_pages_exact(void *virt, size_t size); +/* This is different from alloc_pages_exact_node !!! */ +void *alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask); #define __get_free_page(gfp_mask) \ __get_free_pages((gfp_mask), 0) @@ -339,7 +376,7 @@ void drain_local_pages(void *dummy); extern gfp_t gfp_allowed_mask; -extern void set_gfp_allowed_mask(gfp_t mask); -extern gfp_t clear_gfp_allowed_mask(gfp_t mask); +extern void pm_restrict_gfp_mask(void); +extern void pm_restore_gfp_mask(void); #endif /* __LINUX_GFP_H */ diff --git a/include/linux/gpio-i2cmux.h b/include/linux/gpio-i2cmux.h new file mode 100644 index 000000000000..4a333bb0bd0d --- /dev/null +++ b/include/linux/gpio-i2cmux.h @@ -0,0 +1,38 @@ +/* + * gpio-i2cmux interface to platform code + * + * Peter Korsgaard <peter.korsgaard@barco.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _LINUX_GPIO_I2CMUX_H +#define _LINUX_GPIO_I2CMUX_H + +/* MUX has no specific idle mode */ +#define GPIO_I2CMUX_NO_IDLE ((unsigned)-1) + +/** + * struct gpio_i2cmux_platform_data - Platform-dependent data for gpio-i2cmux + * @parent: Parent I2C bus adapter number + * @base_nr: Base I2C bus number to number adapters from or zero for dynamic + * @values: Array of bitmasks of GPIO settings (low/high) for each + * position + * @n_values: Number of multiplexer positions (busses to instantiate) + * @gpios: Array of GPIO numbers used to control MUX + * @n_gpios: Number of GPIOs used to control MUX + * @idle: Bitmask to write to MUX when idle or GPIO_I2CMUX_NO_IDLE if not used + */ +struct gpio_i2cmux_platform_data { + int parent; + int base_nr; + const unsigned *values; + int n_values; + const unsigned *gpios; + int n_gpios; + unsigned idle; +}; + +#endif /* _LINUX_GPIO_I2CMUX_H */ diff --git a/include/linux/gpio.h b/include/linux/gpio.h index e41f7dd1ae67..32720baf70f1 100644 --- a/include/linux/gpio.h +++ b/include/linux/gpio.h @@ -13,6 +13,7 @@ #include <linux/errno.h> struct device; +struct gpio; struct gpio_chip; /* @@ -34,6 +35,17 @@ static inline int gpio_request(unsigned gpio, const char *label) return -ENOSYS; } +static inline int gpio_request_one(unsigned gpio, + unsigned long flags, const char *label) +{ + return -ENOSYS; +} + +static inline int gpio_request_array(struct gpio *array, size_t num) +{ + return -ENOSYS; +} + static inline void gpio_free(unsigned gpio) { might_sleep(); @@ -42,6 +54,14 @@ static inline void gpio_free(unsigned gpio) WARN_ON(1); } +static inline void gpio_free_array(struct gpio *array, size_t num) +{ + might_sleep(); + + /* GPIO can never have been requested */ + WARN_ON(1); +} + static inline int gpio_direction_input(unsigned gpio) { return -ENOSYS; diff --git a/include/linux/gpio_keys.h b/include/linux/gpio_keys.h index ce73a30113b4..dd1a56fbe924 100644 --- a/include/linux/gpio_keys.h +++ b/include/linux/gpio_keys.h @@ -16,6 +16,8 @@ struct gpio_keys_button { struct gpio_keys_platform_data { struct gpio_keys_button *buttons; int nbuttons; + unsigned int poll_interval; /* polling interval in msecs - + for polling driver only */ unsigned int rep:1; /* enable input subsystem auto repeat */ int (*enable)(struct device *dev); void (*disable)(struct device *dev); diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 8a389b608ce3..ba362171e8ae 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -2,9 +2,6 @@ #define LINUX_HARDIRQ_H #include <linux/preempt.h> -#ifdef CONFIG_PREEMPT -#include <linux/smp_lock.h> -#endif #include <linux/lockdep.h> #include <linux/ftrace_irq.h> #include <asm/hardirq.h> @@ -97,10 +94,8 @@ #define in_nmi() (preempt_count() & NMI_MASK) #if defined(CONFIG_PREEMPT) -# define PREEMPT_INATOMIC_BASE kernel_locked() # define PREEMPT_CHECK_OFFSET 1 #else -# define PREEMPT_INATOMIC_BASE 0 # define PREEMPT_CHECK_OFFSET 0 #endif @@ -111,7 +106,7 @@ * used in the general case to determine whether sleeping is possible. * Do not use in_atomic() in driver code. */ -#define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != PREEMPT_INATOMIC_BASE) +#define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != 0) /* * Check whether we were atomic before we did preempt_disable(): diff --git a/include/linux/hid-roccat.h b/include/linux/hid-roccat.h new file mode 100644 index 000000000000..24e1ca01f9a0 --- /dev/null +++ b/include/linux/hid-roccat.h @@ -0,0 +1,29 @@ +#ifndef __HID_ROCCAT_H +#define __HID_ROCCAT_H + +/* + * Copyright (c) 2010 Stefan Achatz <erazor_de@users.sourceforge.net> + */ + +/* + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + */ + +#include <linux/hid.h> +#include <linux/types.h> + +#define ROCCATIOCGREPSIZE _IOR('H', 0xf1, int) + +#ifdef __KERNEL__ + +int roccat_connect(struct class *klass, struct hid_device *hid, + int report_size); +void roccat_disconnect(int minor); +int roccat_report_event(int minor, u8 const *data); + +#endif + +#endif diff --git a/include/linux/hid.h b/include/linux/hid.h index bb0f56f5c01e..42f7e2fb501f 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -402,7 +402,7 @@ struct hid_field { __u16 dpad; /* dpad input code */ }; -#define HID_MAX_FIELDS 64 +#define HID_MAX_FIELDS 128 struct hid_report { struct list_head list; @@ -504,6 +504,9 @@ struct hid_device { /* device report descriptor */ struct hid_usage *, __s32); void (*hiddev_report_event) (struct hid_device *, struct hid_report *); + /* handler for raw input (Get_Report) data, used by hidraw */ + int (*hid_get_raw_report) (struct hid_device *, unsigned char, __u8 *, size_t, unsigned char); + /* handler for raw output data, used by hidraw */ int (*hid_output_raw_report) (struct hid_device *, __u8 *, size_t, unsigned char); @@ -593,6 +596,7 @@ struct hid_usage_id { * @report_fixup: called before report descriptor parsing (NULL means nop) * @input_mapping: invoked on input registering before mapping an usage * @input_mapped: invoked on input registering after mapping an usage + * @feature_mapping: invoked on feature registering * @suspend: invoked on suspend (NULL means nop) * @resume: invoked on resume if device was not reset (NULL means nop) * @reset_resume: invoked on resume if device was reset (NULL means nop) @@ -636,6 +640,9 @@ struct hid_driver { int (*input_mapped)(struct hid_device *hdev, struct hid_input *hidinput, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max); + void (*feature_mapping)(struct hid_device *hdev, + struct hid_field *field, + struct hid_usage *usage); #ifdef CONFIG_PM int (*suspend)(struct hid_device *hdev, pm_message_t message); int (*resume)(struct hid_device *hdev); @@ -792,7 +799,7 @@ static inline int __must_check hid_parse(struct hid_device *hdev) * * Call this in probe function *after* hid_parse. This will setup HW buffers * and start the device (if not deffered to device open). hid_hw_stop must be - * called if this was successfull. + * called if this was successful. */ static inline int __must_check hid_hw_start(struct hid_device *hdev, unsigned int connect_mask) @@ -820,6 +827,49 @@ static inline void hid_hw_stop(struct hid_device *hdev) hdev->ll_driver->stop(hdev); } +/** + * hid_hw_open - signal underlaying HW to start delivering events + * + * @hdev: hid device + * + * Tell underlying HW to start delivering events from the device. + * This function should be called sometime after successful call + * to hid_hiw_start(). + */ +static inline int __must_check hid_hw_open(struct hid_device *hdev) +{ + return hdev->ll_driver->open(hdev); +} + +/** + * hid_hw_close - signal underlaying HW to stop delivering events + * + * @hdev: hid device + * + * This function indicates that we are not interested in the events + * from this device anymore. Delivery of events may or may not stop, + * depending on the number of users still outstanding. + */ +static inline void hid_hw_close(struct hid_device *hdev) +{ + hdev->ll_driver->close(hdev); +} + +/** + * hid_hw_power - requests underlying HW to go into given power mode + * + * @hdev: hid device + * @level: requested power level (one of %PM_HINT_* defines) + * + * This function requests underlying hardware to enter requested power + * mode. + */ + +static inline int hid_hw_power(struct hid_device *hdev, int level) +{ + return hdev->ll_driver->power ? hdev->ll_driver->power(hdev, level) : 0; +} + void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, int interrupt); @@ -838,12 +888,32 @@ int hid_pidff_init(struct hid_device *hid); #define hid_pidff_init NULL #endif -#define dbg_hid(format, arg...) if (hid_debug) \ - printk(KERN_DEBUG "%s: " format ,\ - __FILE__ , ## arg) -#define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \ - __FILE__ , ## arg) -#endif /* HID_FF */ +#define dbg_hid(format, arg...) \ +do { \ + if (hid_debug) \ + printk(KERN_DEBUG "%s: " format, __FILE__, ##arg); \ +} while (0) + +#define hid_printk(level, hid, fmt, arg...) \ + dev_printk(level, &(hid)->dev, fmt, ##arg) +#define hid_emerg(hid, fmt, arg...) \ + dev_emerg(&(hid)->dev, fmt, ##arg) +#define hid_crit(hid, fmt, arg...) \ + dev_crit(&(hid)->dev, fmt, ##arg) +#define hid_alert(hid, fmt, arg...) \ + dev_alert(&(hid)->dev, fmt, ##arg) +#define hid_err(hid, fmt, arg...) \ + dev_err(&(hid)->dev, fmt, ##arg) +#define hid_notice(hid, fmt, arg...) \ + dev_notice(&(hid)->dev, fmt, ##arg) +#define hid_warn(hid, fmt, arg...) \ + dev_warn(&(hid)->dev, fmt, ##arg) +#define hid_info(hid, fmt, arg...) \ + dev_info(&(hid)->dev, fmt, ##arg) +#define hid_dbg(hid, fmt, arg...) \ + dev_dbg(&(hid)->dev, fmt, ##arg) + +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/hidraw.h b/include/linux/hidraw.h index dd8d69269176..4b88e697c4e9 100644 --- a/include/linux/hidraw.h +++ b/include/linux/hidraw.h @@ -35,6 +35,9 @@ struct hidraw_devinfo { #define HIDIOCGRAWINFO _IOR('H', 0x03, struct hidraw_devinfo) #define HIDIOCGRAWNAME(len) _IOC(_IOC_READ, 'H', 0x04, len) #define HIDIOCGRAWPHYS(len) _IOC(_IOC_READ, 'H', 0x05, len) +/* The first byte of SFEATURE and GFEATURE is the report number */ +#define HIDIOCSFEATURE(len) _IOC(_IOC_WRITE|_IOC_READ, 'H', 0x06, len) +#define HIDIOCGFEATURE(len) _IOC(_IOC_WRITE|_IOC_READ, 'H', 0x07, len) #define HIDRAW_FIRST_MINOR 0 #define HIDRAW_MAX_DEVICES 64 diff --git a/include/linux/highmem.h b/include/linux/highmem.h index e3060ef85b6d..3a93f73a8acc 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -5,6 +5,7 @@ #include <linux/kernel.h> #include <linux/mm.h> #include <linux/uaccess.h> +#include <linux/hardirq.h> #include <asm/cacheflush.h> @@ -28,18 +29,6 @@ static inline void invalidate_kernel_vmap_range(void *vaddr, int size) #include <asm/kmap_types.h> -#ifdef CONFIG_DEBUG_HIGHMEM - -void debug_kmap_atomic(enum km_type type); - -#else - -static inline void debug_kmap_atomic(enum km_type type) -{ -} - -#endif - #ifdef CONFIG_HIGHMEM #include <asm/highmem.h> @@ -66,19 +55,19 @@ static inline void kunmap(struct page *page) { } -static inline void *kmap_atomic(struct page *page, enum km_type idx) +static inline void *__kmap_atomic(struct page *page) { pagefault_disable(); return page_address(page); } -#define kmap_atomic_prot(page, idx, prot) kmap_atomic(page, idx) +#define kmap_atomic_prot(page, prot) __kmap_atomic(page) -static inline void kunmap_atomic_notypecheck(void *addr, enum km_type idx) +static inline void __kunmap_atomic(void *addr) { pagefault_enable(); } -#define kmap_atomic_pfn(pfn, idx) kmap_atomic(pfn_to_page(pfn), (idx)) +#define kmap_atomic_pfn(pfn) kmap_atomic(pfn_to_page(pfn)) #define kmap_atomic_to_page(ptr) virt_to_page(ptr) #define kmap_flush_unused() do {} while(0) @@ -86,12 +75,53 @@ static inline void kunmap_atomic_notypecheck(void *addr, enum km_type idx) #endif /* CONFIG_HIGHMEM */ -/* Prevent people trying to call kunmap_atomic() as if it were kunmap() */ -/* kunmap_atomic() should get the return value of kmap_atomic, not the page. */ -#define kunmap_atomic(addr, idx) do { \ - BUILD_BUG_ON(__same_type((addr), struct page *)); \ - kunmap_atomic_notypecheck((addr), (idx)); \ - } while (0) +#if defined(CONFIG_HIGHMEM) || defined(CONFIG_X86_32) + +DECLARE_PER_CPU(int, __kmap_atomic_idx); + +static inline int kmap_atomic_idx_push(void) +{ + int idx = __this_cpu_inc_return(__kmap_atomic_idx) - 1; + +#ifdef CONFIG_DEBUG_HIGHMEM + WARN_ON_ONCE(in_irq() && !irqs_disabled()); + BUG_ON(idx > KM_TYPE_NR); +#endif + return idx; +} + +static inline int kmap_atomic_idx(void) +{ + return __this_cpu_read(__kmap_atomic_idx) - 1; +} + +static inline void kmap_atomic_idx_pop(void) +{ +#ifdef CONFIG_DEBUG_HIGHMEM + int idx = __this_cpu_dec_return(__kmap_atomic_idx); + + BUG_ON(idx < 0); +#else + __this_cpu_dec(__kmap_atomic_idx); +#endif +} + +#endif + +/* + * Make both: kmap_atomic(page, idx) and kmap_atomic(page) work. + */ +#define kmap_atomic(page, args...) __kmap_atomic(page) + +/* + * Prevent people trying to call kunmap_atomic() as if it were kunmap() + * kunmap_atomic() should get the return value of kmap_atomic, not the page. + */ +#define kunmap_atomic(addr, args...) \ +do { \ + BUILD_BUG_ON(__same_type((addr), struct page *)); \ + __kunmap_atomic(addr); \ +} while (0) /* when CONFIG_HIGHMEM is not set these will be plain clear/copy_page */ #ifndef clear_user_highpage @@ -201,8 +231,8 @@ static inline void copy_user_highpage(struct page *to, struct page *from, vfrom = kmap_atomic(from, KM_USER0); vto = kmap_atomic(to, KM_USER1); copy_user_page(vto, vfrom, vaddr, to); - kunmap_atomic(vfrom, KM_USER0); kunmap_atomic(vto, KM_USER1); + kunmap_atomic(vfrom, KM_USER0); } #endif @@ -214,8 +244,8 @@ static inline void copy_highpage(struct page *to, struct page *from) vfrom = kmap_atomic(from, KM_USER0); vto = kmap_atomic(to, KM_USER1); copy_page(vto, vfrom); - kunmap_atomic(vfrom, KM_USER0); kunmap_atomic(vto, KM_USER1); + kunmap_atomic(vfrom, KM_USER0); } #endif /* _LINUX_HIGHMEM_H */ diff --git a/include/linux/hp_sdc.h b/include/linux/hp_sdc.h index 9db3d454887f..d392975d8887 100644 --- a/include/linux/hp_sdc.h +++ b/include/linux/hp_sdc.h @@ -101,7 +101,7 @@ int hp_sdc_dequeue_transaction(hp_sdc_transaction *this); #define HP_SDC_STATUS_REG 0x40 /* Data from an i8042 register */ #define HP_SDC_STATUS_HILCMD 0x50 /* Command from HIL MLC */ #define HP_SDC_STATUS_HILDATA 0x60 /* Data from HIL MLC */ -#define HP_SDC_STATUS_PUP 0x70 /* Sucessful power-up self test */ +#define HP_SDC_STATUS_PUP 0x70 /* Successful power-up self test */ #define HP_SDC_STATUS_KCOOKED 0x80 /* Key from cooked kbd */ #define HP_SDC_STATUS_KRPG 0xc0 /* Key from Repeat Gen */ #define HP_SDC_STATUS_KMOD_SUP 0x10 /* Shift key is up */ diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index fd0c1b857d3d..62f500c724f9 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -22,7 +22,7 @@ #include <linux/wait.h> #include <linux/percpu.h> #include <linux/timer.h> - +#include <linux/timerqueue.h> struct hrtimer_clock_base; struct hrtimer_cpu_base; @@ -54,11 +54,13 @@ enum hrtimer_restart { * 0x00 inactive * 0x01 enqueued into rbtree * 0x02 callback function running + * 0x04 timer is migrated to another cpu * * Special cases: * 0x03 callback function running and enqueued * (was requeued on another CPU) - * 0x09 timer was migrated on CPU hotunplug + * 0x05 timer was migrated on CPU hotunplug + * * The "callback function running and enqueued" status is only possible on * SMP. It happens for example when a posix timer expired and the callback * queued a signal. Between dropping the lock which protects the posix timer @@ -67,8 +69,11 @@ enum hrtimer_restart { * as otherwise the timer could be removed before the softirq code finishes the * the handling of the timer. * - * The HRTIMER_STATE_ENQUEUED bit is always or'ed to the current state to - * preserve the HRTIMER_STATE_CALLBACK bit in the above scenario. + * The HRTIMER_STATE_ENQUEUED bit is always or'ed to the current state + * to preserve the HRTIMER_STATE_CALLBACK in the above scenario. This + * also affects HRTIMER_STATE_MIGRATE where the preservation is not + * necessary. HRTIMER_STATE_MIGRATE is cleared after the timer is + * enqueued on the new cpu. * * All state transitions are protected by cpu_base->lock. */ @@ -79,8 +84,8 @@ enum hrtimer_restart { /** * struct hrtimer - the basic hrtimer structure - * @node: red black tree node for time ordered insertion - * @_expires: the absolute expiry time in the hrtimers internal + * @node: timerqueue node, which also manages node.expires, + * the absolute expiry time in the hrtimers internal * representation. The time is related to the clock on * which the timer is based. Is setup by adding * slack to the _softexpires value. For non range timers @@ -101,8 +106,7 @@ enum hrtimer_restart { * The hrtimer structure must be initialized by hrtimer_init() */ struct hrtimer { - struct rb_node node; - ktime_t _expires; + struct timerqueue_node node; ktime_t _softexpires; enum hrtimer_restart (*function)(struct hrtimer *); struct hrtimer_clock_base *base; @@ -132,7 +136,6 @@ struct hrtimer_sleeper { * @index: clock type index for per_cpu support when moving a * timer to a base on another cpu. * @active: red black tree root node for the active timers - * @first: pointer to the timer node which expires first * @resolution: the resolution of the clock, in nanoseconds * @get_time: function to retrieve the current time of the clock * @softirq_time: the time when running the hrtimer queue in the softirq @@ -141,8 +144,7 @@ struct hrtimer_sleeper { struct hrtimer_clock_base { struct hrtimer_cpu_base *cpu_base; clockid_t index; - struct rb_root active; - struct rb_node *first; + struct timerqueue_head active; ktime_t resolution; ktime_t (*get_time)(void); ktime_t softirq_time; @@ -151,14 +153,18 @@ struct hrtimer_clock_base { #endif }; -#define HRTIMER_MAX_CLOCK_BASES 2 +enum hrtimer_base_type { + HRTIMER_BASE_REALTIME, + HRTIMER_BASE_MONOTONIC, + HRTIMER_BASE_BOOTTIME, + HRTIMER_MAX_CLOCK_BASES, +}; /* * struct hrtimer_cpu_base - the per cpu clock bases * @lock: lock protecting the base and associated clock bases * and timers * @clock_base: array of clock bases for this cpu - * @curr_timer: the timer which is executing a callback right now * @expires_next: absolute time of the next event which was scheduled * via clock_set_next_event() * @hres_active: State of high resolution mode @@ -184,43 +190,43 @@ struct hrtimer_cpu_base { static inline void hrtimer_set_expires(struct hrtimer *timer, ktime_t time) { - timer->_expires = time; + timer->node.expires = time; timer->_softexpires = time; } static inline void hrtimer_set_expires_range(struct hrtimer *timer, ktime_t time, ktime_t delta) { timer->_softexpires = time; - timer->_expires = ktime_add_safe(time, delta); + timer->node.expires = ktime_add_safe(time, delta); } static inline void hrtimer_set_expires_range_ns(struct hrtimer *timer, ktime_t time, unsigned long delta) { timer->_softexpires = time; - timer->_expires = ktime_add_safe(time, ns_to_ktime(delta)); + timer->node.expires = ktime_add_safe(time, ns_to_ktime(delta)); } static inline void hrtimer_set_expires_tv64(struct hrtimer *timer, s64 tv64) { - timer->_expires.tv64 = tv64; + timer->node.expires.tv64 = tv64; timer->_softexpires.tv64 = tv64; } static inline void hrtimer_add_expires(struct hrtimer *timer, ktime_t time) { - timer->_expires = ktime_add_safe(timer->_expires, time); + timer->node.expires = ktime_add_safe(timer->node.expires, time); timer->_softexpires = ktime_add_safe(timer->_softexpires, time); } static inline void hrtimer_add_expires_ns(struct hrtimer *timer, u64 ns) { - timer->_expires = ktime_add_ns(timer->_expires, ns); + timer->node.expires = ktime_add_ns(timer->node.expires, ns); timer->_softexpires = ktime_add_ns(timer->_softexpires, ns); } static inline ktime_t hrtimer_get_expires(const struct hrtimer *timer) { - return timer->_expires; + return timer->node.expires; } static inline ktime_t hrtimer_get_softexpires(const struct hrtimer *timer) @@ -230,7 +236,7 @@ static inline ktime_t hrtimer_get_softexpires(const struct hrtimer *timer) static inline s64 hrtimer_get_expires_tv64(const struct hrtimer *timer) { - return timer->_expires.tv64; + return timer->node.expires.tv64; } static inline s64 hrtimer_get_softexpires_tv64(const struct hrtimer *timer) { @@ -239,12 +245,12 @@ static inline s64 hrtimer_get_softexpires_tv64(const struct hrtimer *timer) static inline s64 hrtimer_get_expires_ns(const struct hrtimer *timer) { - return ktime_to_ns(timer->_expires); + return ktime_to_ns(timer->node.expires); } static inline ktime_t hrtimer_expires_remaining(const struct hrtimer *timer) { - return ktime_sub(timer->_expires, timer->base->get_time()); + return ktime_sub(timer->node.expires, timer->base->get_time()); } #ifdef CONFIG_HIGH_RES_TIMERS @@ -312,6 +318,7 @@ static inline int hrtimer_is_hres_active(struct hrtimer *timer) extern ktime_t ktime_get(void); extern ktime_t ktime_get_real(void); +extern ktime_t ktime_get_boottime(void); DECLARE_PER_CPU(struct tick_device, tick_cpu_device); @@ -374,8 +381,9 @@ extern int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp); extern ktime_t hrtimer_get_next_event(void); /* - * A timer is active, when it is enqueued into the rbtree or the callback - * function is running. + * A timer is active, when it is enqueued into the rbtree or the + * callback function is running or it's in the state of being migrated + * to another cpu. */ static inline int hrtimer_active(const struct hrtimer *timer) { diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h new file mode 100644 index 000000000000..8847c8c29791 --- /dev/null +++ b/include/linux/huge_mm.h @@ -0,0 +1,180 @@ +#ifndef _LINUX_HUGE_MM_H +#define _LINUX_HUGE_MM_H + +extern int do_huge_pmd_anonymous_page(struct mm_struct *mm, + struct vm_area_struct *vma, + unsigned long address, pmd_t *pmd, + unsigned int flags); +extern int copy_huge_pmd(struct mm_struct *dst_mm, struct mm_struct *src_mm, + pmd_t *dst_pmd, pmd_t *src_pmd, unsigned long addr, + struct vm_area_struct *vma); +extern int do_huge_pmd_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, + unsigned long address, pmd_t *pmd, + pmd_t orig_pmd); +extern pgtable_t get_pmd_huge_pte(struct mm_struct *mm); +extern struct page *follow_trans_huge_pmd(struct mm_struct *mm, + unsigned long addr, + pmd_t *pmd, + unsigned int flags); +extern int zap_huge_pmd(struct mmu_gather *tlb, + struct vm_area_struct *vma, + pmd_t *pmd); +extern int mincore_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, + unsigned long addr, unsigned long end, + unsigned char *vec); +extern int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, + unsigned long addr, pgprot_t newprot); + +enum transparent_hugepage_flag { + TRANSPARENT_HUGEPAGE_FLAG, + TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG, + TRANSPARENT_HUGEPAGE_DEFRAG_FLAG, + TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG, + TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG, +#ifdef CONFIG_DEBUG_VM + TRANSPARENT_HUGEPAGE_DEBUG_COW_FLAG, +#endif +}; + +enum page_check_address_pmd_flag { + PAGE_CHECK_ADDRESS_PMD_FLAG, + PAGE_CHECK_ADDRESS_PMD_NOTSPLITTING_FLAG, + PAGE_CHECK_ADDRESS_PMD_SPLITTING_FLAG, +}; +extern pmd_t *page_check_address_pmd(struct page *page, + struct mm_struct *mm, + unsigned long address, + enum page_check_address_pmd_flag flag); + +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +#define HPAGE_PMD_SHIFT HPAGE_SHIFT +#define HPAGE_PMD_MASK HPAGE_MASK +#define HPAGE_PMD_SIZE HPAGE_SIZE + +#define transparent_hugepage_enabled(__vma) \ + ((transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_FLAG) || \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG) && \ + ((__vma)->vm_flags & VM_HUGEPAGE))) && \ + !((__vma)->vm_flags & VM_NOHUGEPAGE) && \ + !is_vma_temporary_stack(__vma)) +#define transparent_hugepage_defrag(__vma) \ + ((transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEFRAG_FLAG)) || \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG) && \ + (__vma)->vm_flags & VM_HUGEPAGE)) +#ifdef CONFIG_DEBUG_VM +#define transparent_hugepage_debug_cow() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEBUG_COW_FLAG)) +#else /* CONFIG_DEBUG_VM */ +#define transparent_hugepage_debug_cow() 0 +#endif /* CONFIG_DEBUG_VM */ + +extern unsigned long transparent_hugepage_flags; +extern int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm, + pmd_t *dst_pmd, pmd_t *src_pmd, + struct vm_area_struct *vma, + unsigned long addr, unsigned long end); +extern int handle_pte_fault(struct mm_struct *mm, + struct vm_area_struct *vma, unsigned long address, + pte_t *pte, pmd_t *pmd, unsigned int flags); +extern int split_huge_page(struct page *page); +extern void __split_huge_page_pmd(struct mm_struct *mm, pmd_t *pmd); +#define split_huge_page_pmd(__mm, __pmd) \ + do { \ + pmd_t *____pmd = (__pmd); \ + if (unlikely(pmd_trans_huge(*____pmd))) \ + __split_huge_page_pmd(__mm, ____pmd); \ + } while (0) +#define wait_split_huge_page(__anon_vma, __pmd) \ + do { \ + pmd_t *____pmd = (__pmd); \ + spin_unlock_wait(&(__anon_vma)->root->lock); \ + /* \ + * spin_unlock_wait() is just a loop in C and so the \ + * CPU can reorder anything around it. \ + */ \ + smp_mb(); \ + BUG_ON(pmd_trans_splitting(*____pmd) || \ + pmd_trans_huge(*____pmd)); \ + } while (0) +#define HPAGE_PMD_ORDER (HPAGE_PMD_SHIFT-PAGE_SHIFT) +#define HPAGE_PMD_NR (1<<HPAGE_PMD_ORDER) +#if HPAGE_PMD_ORDER > MAX_ORDER +#error "hugepages can't be allocated by the buddy allocator" +#endif +extern int hugepage_madvise(struct vm_area_struct *vma, + unsigned long *vm_flags, int advice); +extern void __vma_adjust_trans_huge(struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + long adjust_next); +static inline void vma_adjust_trans_huge(struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + long adjust_next) +{ + if (!vma->anon_vma || vma->vm_ops) + return; + __vma_adjust_trans_huge(vma, start, end, adjust_next); +} +static inline int hpage_nr_pages(struct page *page) +{ + if (unlikely(PageTransHuge(page))) + return HPAGE_PMD_NR; + return 1; +} +static inline struct page *compound_trans_head(struct page *page) +{ + if (PageTail(page)) { + struct page *head; + head = page->first_page; + smp_rmb(); + /* + * head may be a dangling pointer. + * __split_huge_page_refcount clears PageTail before + * overwriting first_page, so if PageTail is still + * there it means the head pointer isn't dangling. + */ + if (PageTail(page)) + return head; + } + return page; +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +#define HPAGE_PMD_SHIFT ({ BUG(); 0; }) +#define HPAGE_PMD_MASK ({ BUG(); 0; }) +#define HPAGE_PMD_SIZE ({ BUG(); 0; }) + +#define hpage_nr_pages(x) 1 + +#define transparent_hugepage_enabled(__vma) 0 + +#define transparent_hugepage_flags 0UL +static inline int split_huge_page(struct page *page) +{ + return 0; +} +#define split_huge_page_pmd(__mm, __pmd) \ + do { } while (0) +#define wait_split_huge_page(__anon_vma, __pmd) \ + do { } while (0) +#define compound_trans_head(page) compound_head(page) +static inline int hugepage_madvise(struct vm_area_struct *vma, + unsigned long *vm_flags, int advice) +{ + BUG(); + return 0; +} +static inline void vma_adjust_trans_huge(struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + long adjust_next) +{ +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ + +#endif /* _LINUX_HUGE_MM_H */ diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index f479700df61b..943c76b3d4bb 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -43,7 +43,8 @@ int hugetlb_reserve_pages(struct inode *inode, long from, long to, struct vm_area_struct *vma, int acctflags); void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed); -void __isolate_hwpoisoned_huge_page(struct page *page); +int dequeue_hwpoisoned_huge_page(struct page *page); +void copy_huge_page(struct page *dst, struct page *src); extern unsigned long hugepages_treat_as_movable; extern const unsigned long hugetlb_zero, hugetlb_infinity; @@ -101,7 +102,10 @@ static inline void hugetlb_report_meminfo(struct seq_file *m) #define hugetlb_free_pgd_range(tlb, addr, end, floor, ceiling) ({BUG(); 0; }) #define hugetlb_fault(mm, vma, addr, flags) ({ BUG(); 0; }) #define huge_pte_offset(mm, address) 0 -#define __isolate_hwpoisoned_huge_page(page) 0 +#define dequeue_hwpoisoned_huge_page(page) 0 +static inline void copy_huge_page(struct page *dst, struct page *src) +{ +} #define hugetlb_change_protection(vma, address, end, newprot) @@ -228,6 +232,8 @@ struct huge_bootmem_page { struct hstate *hstate; }; +struct page *alloc_huge_page_node(struct hstate *h, int nid); + /* arch callback */ int __init alloc_bootmem_huge_page(struct hstate *h); @@ -301,8 +307,14 @@ static inline struct hstate *page_hstate(struct page *page) return size_to_hstate(PAGE_SIZE << compound_order(page)); } +static inline unsigned hstate_index_to_shift(unsigned index) +{ + return hstates[index].order + PAGE_SHIFT; +} + #else struct hstate {}; +#define alloc_huge_page_node(h, nid) NULL #define alloc_bootmem_huge_page(h) NULL #define hstate_file(f) NULL #define hstate_vma(v) NULL @@ -317,6 +329,7 @@ static inline unsigned int pages_per_huge_page(struct hstate *h) { return 1; } +#define hstate_index_to_shift(index) 0 #endif #endif /* _LINUX_HUGETLB_H */ diff --git a/include/linux/hw_breakpoint.h b/include/linux/hw_breakpoint.h index a2d6ea49ec56..d1e55fed2c7d 100644 --- a/include/linux/hw_breakpoint.h +++ b/include/linux/hw_breakpoint.h @@ -33,6 +33,8 @@ enum bp_type_idx { #ifdef CONFIG_HAVE_HW_BREAKPOINT +extern int __init init_hw_breakpoint(void); + static inline void hw_breakpoint_init(struct perf_event_attr *attr) { memset(attr, 0, sizeof(*attr)); @@ -108,6 +110,8 @@ static inline struct arch_hw_breakpoint *counter_arch_bp(struct perf_event *bp) #else /* !CONFIG_HAVE_HW_BREAKPOINT */ +static inline int __init init_hw_breakpoint(void) { return 0; } + static inline struct perf_event * register_user_hw_breakpoint(struct perf_event_attr *attr, perf_overflow_handler_t triggered, diff --git a/include/linux/hwspinlock.h b/include/linux/hwspinlock.h new file mode 100644 index 000000000000..8390efc457eb --- /dev/null +++ b/include/linux/hwspinlock.h @@ -0,0 +1,292 @@ +/* + * Hardware spinlock public header + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com + * + * Contact: Ohad Ben-Cohen <ohad@wizery.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __LINUX_HWSPINLOCK_H +#define __LINUX_HWSPINLOCK_H + +#include <linux/err.h> +#include <linux/sched.h> + +/* hwspinlock mode argument */ +#define HWLOCK_IRQSTATE 0x01 /* Disable interrupts, save state */ +#define HWLOCK_IRQ 0x02 /* Disable interrupts, don't save state */ + +struct hwspinlock; + +#if defined(CONFIG_HWSPINLOCK) || defined(CONFIG_HWSPINLOCK_MODULE) + +int hwspin_lock_register(struct hwspinlock *lock); +struct hwspinlock *hwspin_lock_unregister(unsigned int id); +struct hwspinlock *hwspin_lock_request(void); +struct hwspinlock *hwspin_lock_request_specific(unsigned int id); +int hwspin_lock_free(struct hwspinlock *hwlock); +int hwspin_lock_get_id(struct hwspinlock *hwlock); +int __hwspin_lock_timeout(struct hwspinlock *, unsigned int, int, + unsigned long *); +int __hwspin_trylock(struct hwspinlock *, int, unsigned long *); +void __hwspin_unlock(struct hwspinlock *, int, unsigned long *); + +#else /* !CONFIG_HWSPINLOCK */ + +/* + * We don't want these functions to fail if CONFIG_HWSPINLOCK is not + * enabled. We prefer to silently succeed in this case, and let the + * code path get compiled away. This way, if CONFIG_HWSPINLOCK is not + * required on a given setup, users will still work. + * + * The only exception is hwspin_lock_register/hwspin_lock_unregister, with which + * we _do_ want users to fail (no point in registering hwspinlock instances if + * the framework is not available). + * + * Note: ERR_PTR(-ENODEV) will still be considered a success for NULL-checking + * users. Others, which care, can still check this with IS_ERR. + */ +static inline struct hwspinlock *hwspin_lock_request(void) +{ + return ERR_PTR(-ENODEV); +} + +static inline struct hwspinlock *hwspin_lock_request_specific(unsigned int id) +{ + return ERR_PTR(-ENODEV); +} + +static inline int hwspin_lock_free(struct hwspinlock *hwlock) +{ + return 0; +} + +static inline +int __hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int to, + int mode, unsigned long *flags) +{ + return 0; +} + +static inline +int __hwspin_trylock(struct hwspinlock *hwlock, int mode, unsigned long *flags) +{ + return 0; +} + +static inline +void __hwspin_unlock(struct hwspinlock *hwlock, int mode, unsigned long *flags) +{ + return 0; +} + +static inline int hwspin_lock_get_id(struct hwspinlock *hwlock) +{ + return 0; +} + +static inline int hwspin_lock_register(struct hwspinlock *hwlock) +{ + return -ENODEV; +} + +static inline struct hwspinlock *hwspin_lock_unregister(unsigned int id) +{ + return NULL; +} + +#endif /* !CONFIG_HWSPINLOCK */ + +/** + * hwspin_trylock_irqsave() - try to lock an hwspinlock, disable interrupts + * @hwlock: an hwspinlock which we want to trylock + * @flags: a pointer to where the caller's interrupt state will be saved at + * + * This function attempts to lock the underlying hwspinlock, and will + * immediately fail if the hwspinlock is already locked. + * + * Upon a successful return from this function, preemption and local + * interrupts are disabled (previous interrupts state is saved at @flags), + * so the caller must not sleep, and is advised to release the hwspinlock + * as soon as possible. + * + * Returns 0 if we successfully locked the hwspinlock, -EBUSY if + * the hwspinlock was already taken, and -EINVAL if @hwlock is invalid. + */ +static inline +int hwspin_trylock_irqsave(struct hwspinlock *hwlock, unsigned long *flags) +{ + return __hwspin_trylock(hwlock, HWLOCK_IRQSTATE, flags); +} + +/** + * hwspin_trylock_irq() - try to lock an hwspinlock, disable interrupts + * @hwlock: an hwspinlock which we want to trylock + * + * This function attempts to lock the underlying hwspinlock, and will + * immediately fail if the hwspinlock is already locked. + * + * Upon a successful return from this function, preemption and local + * interrupts are disabled, so the caller must not sleep, and is advised + * to release the hwspinlock as soon as possible. + * + * Returns 0 if we successfully locked the hwspinlock, -EBUSY if + * the hwspinlock was already taken, and -EINVAL if @hwlock is invalid. + */ +static inline int hwspin_trylock_irq(struct hwspinlock *hwlock) +{ + return __hwspin_trylock(hwlock, HWLOCK_IRQ, NULL); +} + +/** + * hwspin_trylock() - attempt to lock a specific hwspinlock + * @hwlock: an hwspinlock which we want to trylock + * + * This function attempts to lock an hwspinlock, and will immediately fail + * if the hwspinlock is already taken. + * + * Upon a successful return from this function, preemption is disabled, + * so the caller must not sleep, and is advised to release the hwspinlock + * as soon as possible. This is required in order to minimize remote cores + * polling on the hardware interconnect. + * + * Returns 0 if we successfully locked the hwspinlock, -EBUSY if + * the hwspinlock was already taken, and -EINVAL if @hwlock is invalid. + */ +static inline int hwspin_trylock(struct hwspinlock *hwlock) +{ + return __hwspin_trylock(hwlock, 0, NULL); +} + +/** + * hwspin_lock_timeout_irqsave() - lock hwspinlock, with timeout, disable irqs + * @hwlock: the hwspinlock to be locked + * @to: timeout value in msecs + * @flags: a pointer to where the caller's interrupt state will be saved at + * + * This function locks the underlying @hwlock. If the @hwlock + * is already taken, the function will busy loop waiting for it to + * be released, but give up when @timeout msecs have elapsed. + * + * Upon a successful return from this function, preemption and local interrupts + * are disabled (plus previous interrupt state is saved), so the caller must + * not sleep, and is advised to release the hwspinlock as soon as possible. + * + * Returns 0 when the @hwlock was successfully taken, and an appropriate + * error code otherwise (most notably an -ETIMEDOUT if the @hwlock is still + * busy after @timeout msecs). The function will never sleep. + */ +static inline int hwspin_lock_timeout_irqsave(struct hwspinlock *hwlock, + unsigned int to, unsigned long *flags) +{ + return __hwspin_lock_timeout(hwlock, to, HWLOCK_IRQSTATE, flags); +} + +/** + * hwspin_lock_timeout_irq() - lock hwspinlock, with timeout, disable irqs + * @hwlock: the hwspinlock to be locked + * @to: timeout value in msecs + * + * This function locks the underlying @hwlock. If the @hwlock + * is already taken, the function will busy loop waiting for it to + * be released, but give up when @timeout msecs have elapsed. + * + * Upon a successful return from this function, preemption and local interrupts + * are disabled so the caller must not sleep, and is advised to release the + * hwspinlock as soon as possible. + * + * Returns 0 when the @hwlock was successfully taken, and an appropriate + * error code otherwise (most notably an -ETIMEDOUT if the @hwlock is still + * busy after @timeout msecs). The function will never sleep. + */ +static inline +int hwspin_lock_timeout_irq(struct hwspinlock *hwlock, unsigned int to) +{ + return __hwspin_lock_timeout(hwlock, to, HWLOCK_IRQ, NULL); +} + +/** + * hwspin_lock_timeout() - lock an hwspinlock with timeout limit + * @hwlock: the hwspinlock to be locked + * @to: timeout value in msecs + * + * This function locks the underlying @hwlock. If the @hwlock + * is already taken, the function will busy loop waiting for it to + * be released, but give up when @timeout msecs have elapsed. + * + * Upon a successful return from this function, preemption is disabled + * so the caller must not sleep, and is advised to release the hwspinlock + * as soon as possible. + * This is required in order to minimize remote cores polling on the + * hardware interconnect. + * + * Returns 0 when the @hwlock was successfully taken, and an appropriate + * error code otherwise (most notably an -ETIMEDOUT if the @hwlock is still + * busy after @timeout msecs). The function will never sleep. + */ +static inline +int hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int to) +{ + return __hwspin_lock_timeout(hwlock, to, 0, NULL); +} + +/** + * hwspin_unlock_irqrestore() - unlock hwspinlock, restore irq state + * @hwlock: a previously-acquired hwspinlock which we want to unlock + * @flags: previous caller's interrupt state to restore + * + * This function will unlock a specific hwspinlock, enable preemption and + * restore the previous state of the local interrupts. It should be used + * to undo, e.g., hwspin_trylock_irqsave(). + * + * @hwlock must be already locked before calling this function: it is a bug + * to call unlock on a @hwlock that is already unlocked. + */ +static inline void hwspin_unlock_irqrestore(struct hwspinlock *hwlock, + unsigned long *flags) +{ + __hwspin_unlock(hwlock, HWLOCK_IRQSTATE, flags); +} + +/** + * hwspin_unlock_irq() - unlock hwspinlock, enable interrupts + * @hwlock: a previously-acquired hwspinlock which we want to unlock + * + * This function will unlock a specific hwspinlock, enable preemption and + * enable local interrupts. Should be used to undo hwspin_lock_irq(). + * + * @hwlock must be already locked (e.g. by hwspin_trylock_irq()) before + * calling this function: it is a bug to call unlock on a @hwlock that is + * already unlocked. + */ +static inline void hwspin_unlock_irq(struct hwspinlock *hwlock) +{ + __hwspin_unlock(hwlock, HWLOCK_IRQ, NULL); +} + +/** + * hwspin_unlock() - unlock hwspinlock + * @hwlock: a previously-acquired hwspinlock which we want to unlock + * + * This function will unlock a specific hwspinlock and enable preemption + * back. + * + * @hwlock must be already locked (e.g. by hwspin_trylock()) before calling + * this function: it is a bug to call unlock on a @hwlock that is already + * unlocked. + */ +static inline void hwspin_unlock(struct hwspinlock *hwlock) +{ + __hwspin_unlock(hwlock, 0, NULL); +} + +#endif /* __LINUX_HWSPINLOCK_H */ diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h deleted file mode 100644 index e844a0b18695..000000000000 --- a/include/linux/i2c-id.h +++ /dev/null @@ -1,59 +0,0 @@ -/* ------------------------------------------------------------------------- */ -/* */ -/* i2c-id.h - identifier values for i2c drivers and adapters */ -/* */ -/* ------------------------------------------------------------------------- */ -/* Copyright (C) 1995-1999 Simon G. Vogl - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ -/* ------------------------------------------------------------------------- */ - -#ifndef LINUX_I2C_ID_H -#define LINUX_I2C_ID_H - -/* Please note that I2C driver IDs are optional. They are only needed if a - legacy chip driver needs to identify a bus or a bus driver needs to - identify a legacy client. If you don't need them, just don't set them. */ - -/* - * ---- Adapter types ---------------------------------------------------- - */ - -/* --- Bit algorithm adapters */ -#define I2C_HW_B_BT848 0x010005 /* BT848 video boards */ -#define I2C_HW_B_RIVA 0x010010 /* Riva based graphics cards */ -#define I2C_HW_B_ZR36067 0x010019 /* Zoran-36057/36067 based boards */ -#define I2C_HW_B_CX2388x 0x01001b /* connexant 2388x based tv cards */ -#define I2C_HW_B_EM28XX 0x01001f /* em28xx video capture cards */ -#define I2C_HW_B_CX2341X 0x010020 /* Conexant CX2341X MPEG encoder cards */ -#define I2C_HW_B_CX23885 0x010022 /* conexant 23885 based tv cards (bus1) */ -#define I2C_HW_B_AU0828 0x010023 /* auvitek au0828 usb bridge */ -#define I2C_HW_B_CX231XX 0x010024 /* Conexant CX231XX USB based cards */ -#define I2C_HW_B_HDPVR 0x010025 /* Hauppauge HD PVR */ - -/* --- SGI adapters */ -#define I2C_HW_SGI_VINO 0x160000 - -/* --- SMBus only adapters */ -#define I2C_HW_SMBUS_W9968CF 0x04000d -#define I2C_HW_SMBUS_OV511 0x04000e /* OV511(+) USB 1.1 webcam ICs */ -#define I2C_HW_SMBUS_OV518 0x04000f /* OV518(+) USB 1.1 webcam ICs */ -#define I2C_HW_SMBUS_CAFE 0x040012 /* Marvell 88ALP01 "CAFE" cam */ - -/* --- Miscellaneous adapters */ -#define I2C_HW_SAA7146 0x060000 /* SAA7146 video decoder bus */ -#define I2C_HW_SAA7134 0x090000 /* SAA7134 video decoder bus */ - -#endif /* LINUX_I2C_ID_H */ diff --git a/include/linux/i2c-omap.h b/include/linux/i2c-omap.h index 78ebf507ce56..7472449cbb74 100644 --- a/include/linux/i2c-omap.h +++ b/include/linux/i2c-omap.h @@ -1,9 +1,14 @@ #ifndef __I2C_OMAP_H__ #define __I2C_OMAP_H__ +#include <linux/platform_device.h> + struct omap_i2c_bus_platform_data { u32 clkrate; void (*set_mpu_wkup_lat)(struct device *dev, long set); + int (*device_enable) (struct platform_device *pdev); + int (*device_shutdown) (struct platform_device *pdev); + int (*device_idle) (struct platform_device *pdev); }; #endif diff --git a/include/linux/i2c-tegra.h b/include/linux/i2c-tegra.h new file mode 100644 index 000000000000..9c85da49857a --- /dev/null +++ b/include/linux/i2c-tegra.h @@ -0,0 +1,25 @@ +/* + * drivers/i2c/busses/i2c-tegra.c + * + * Copyright (C) 2010 Google, Inc. + * Author: Colin Cross <ccross@android.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _LINUX_I2C_TEGRA_H +#define _LINUX_I2C_TEGRA_H + +struct tegra_i2c_platform_data { + unsigned long bus_clk_rate; +}; + +#endif /* _LINUX_I2C_TEGRA_H */ diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 1f66fa06a97c..f1e3ff5880a9 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -29,7 +29,6 @@ #include <linux/types.h> #ifdef __KERNEL__ #include <linux/module.h> -#include <linux/i2c-id.h> #include <linux/mod_devicetable.h> #include <linux/device.h> /* for struct device */ #include <linux/sched.h> /* for completion */ @@ -57,9 +56,10 @@ struct i2c_board_info; * transmit an arbitrary number of messages without interruption. * @count must be be less than 64k since msg.len is u16. */ -extern int i2c_master_send(struct i2c_client *client, const char *buf, +extern int i2c_master_send(const struct i2c_client *client, const char *buf, + int count); +extern int i2c_master_recv(const struct i2c_client *client, char *buf, int count); -extern int i2c_master_recv(struct i2c_client *client, char *buf, int count); /* Transfer num messages. */ @@ -78,23 +78,25 @@ extern s32 i2c_smbus_xfer(struct i2c_adapter *adapter, u16 addr, /* Now follow the 'nice' access routines. These also document the calling conventions of i2c_smbus_xfer. */ -extern s32 i2c_smbus_read_byte(struct i2c_client *client); -extern s32 i2c_smbus_write_byte(struct i2c_client *client, u8 value); -extern s32 i2c_smbus_read_byte_data(struct i2c_client *client, u8 command); -extern s32 i2c_smbus_write_byte_data(struct i2c_client *client, +extern s32 i2c_smbus_read_byte(const struct i2c_client *client); +extern s32 i2c_smbus_write_byte(const struct i2c_client *client, u8 value); +extern s32 i2c_smbus_read_byte_data(const struct i2c_client *client, + u8 command); +extern s32 i2c_smbus_write_byte_data(const struct i2c_client *client, u8 command, u8 value); -extern s32 i2c_smbus_read_word_data(struct i2c_client *client, u8 command); -extern s32 i2c_smbus_write_word_data(struct i2c_client *client, +extern s32 i2c_smbus_read_word_data(const struct i2c_client *client, + u8 command); +extern s32 i2c_smbus_write_word_data(const struct i2c_client *client, u8 command, u16 value); /* Returns the number of read bytes */ -extern s32 i2c_smbus_read_block_data(struct i2c_client *client, +extern s32 i2c_smbus_read_block_data(const struct i2c_client *client, u8 command, u8 *values); -extern s32 i2c_smbus_write_block_data(struct i2c_client *client, +extern s32 i2c_smbus_write_block_data(const struct i2c_client *client, u8 command, u8 length, const u8 *values); /* Returns the number of read bytes */ -extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client *client, +extern s32 i2c_smbus_read_i2c_block_data(const struct i2c_client *client, u8 command, u8 length, u8 *values); -extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, +extern s32 i2c_smbus_write_i2c_block_data(const struct i2c_client *client, u8 command, u8 length, const u8 *values); #endif /* I2C */ @@ -102,8 +104,8 @@ extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, /** * struct i2c_driver - represent an I2C device driver * @class: What kind of i2c device we instantiate (for detect) - * @attach_adapter: Callback for bus addition (for legacy drivers) - * @detach_adapter: Callback for bus removal (for legacy drivers) + * @attach_adapter: Callback for bus addition (deprecated) + * @detach_adapter: Callback for bus removal (deprecated) * @probe: Callback for device binding * @remove: Callback for device unbinding * @shutdown: Callback for device shutdown @@ -141,11 +143,11 @@ struct i2c_driver { unsigned int class; /* Notifies the driver that a new bus has appeared or is about to be - * removed. You should avoid using this if you can, it will probably - * be removed in a near future. + * removed. You should avoid using this, it will be removed in a + * near future. */ - int (*attach_adapter)(struct i2c_adapter *); - int (*detach_adapter)(struct i2c_adapter *); + int (*attach_adapter)(struct i2c_adapter *) __deprecated; + int (*detach_adapter)(struct i2c_adapter *) __deprecated; /* Standard driver model interfaces */ int (*probe)(struct i2c_client *, const struct i2c_device_id *); @@ -255,9 +257,7 @@ struct i2c_board_info { unsigned short addr; void *platform_data; struct dev_archdata *archdata; -#ifdef CONFIG_OF struct device_node *of_node; -#endif int irq; }; @@ -353,7 +353,6 @@ struct i2c_algorithm { */ struct i2c_adapter { struct module *owner; - unsigned int id; unsigned int class; /* classes to allow probing for */ const struct i2c_algorithm *algo; /* the algorithm to access the bus */ void *algo_data; @@ -395,6 +394,8 @@ i2c_parent_is_i2c_adapter(const struct i2c_adapter *adapter) return NULL; } +int i2c_for_each_dev(void *data, int (*fn)(struct device *, void *)); + /* Adapter locking functions, exported for shared pin cases */ void i2c_lock_adapter(struct i2c_adapter *); void i2c_unlock_adapter(struct i2c_adapter *); @@ -407,8 +408,6 @@ void i2c_unlock_adapter(struct i2c_adapter *); /* i2c adapter classes (bitmask) */ #define I2C_CLASS_HWMON (1<<0) /* lm_sensors, ... */ -#define I2C_CLASS_TV_ANALOG (1<<1) /* bttv + friends */ -#define I2C_CLASS_TV_DIGITAL (1<<2) /* dvb cards */ #define I2C_CLASS_DDC (1<<3) /* DDC bus on graphics adapters */ #define I2C_CLASS_SPD (1<<7) /* SPD EEPROMs and similar */ @@ -448,7 +447,7 @@ extern void i2c_release_client(struct i2c_client *client); extern void i2c_clients_command(struct i2c_adapter *adap, unsigned int cmd, void *arg); -extern struct i2c_adapter *i2c_get_adapter(int id); +extern struct i2c_adapter *i2c_get_adapter(int nr); extern void i2c_put_adapter(struct i2c_adapter *adap); diff --git a/include/linux/i2c/adp5588.h b/include/linux/i2c/adp5588.h index 269181b8f623..cec17cf6cac2 100644 --- a/include/linux/i2c/adp5588.h +++ b/include/linux/i2c/adp5588.h @@ -1,7 +1,7 @@ /* * Analog Devices ADP5588 I/O Expander and QWERTY Keypad Controller * - * Copyright 2009 Analog Devices Inc. + * Copyright 2009-2010 Analog Devices Inc. * * Licensed under the GPL-2 or later. */ @@ -74,6 +74,33 @@ #define ADP5588_DEVICE_ID_MASK 0xF + /* Configuration Register1 */ +#define ADP5588_AUTO_INC (1 << 7) +#define ADP5588_GPIEM_CFG (1 << 6) +#define ADP5588_OVR_FLOW_M (1 << 5) +#define ADP5588_INT_CFG (1 << 4) +#define ADP5588_OVR_FLOW_IEN (1 << 3) +#define ADP5588_K_LCK_IM (1 << 2) +#define ADP5588_GPI_IEN (1 << 1) +#define ADP5588_KE_IEN (1 << 0) + +/* Interrupt Status Register */ +#define ADP5588_CMP2_INT (1 << 5) +#define ADP5588_CMP1_INT (1 << 4) +#define ADP5588_OVR_FLOW_INT (1 << 3) +#define ADP5588_K_LCK_INT (1 << 2) +#define ADP5588_GPI_INT (1 << 1) +#define ADP5588_KE_INT (1 << 0) + +/* Key Lock and Event Counter Register */ +#define ADP5588_K_LCK_EN (1 << 6) +#define ADP5588_LCK21 0x30 +#define ADP5588_KEC 0xF + +#define ADP5588_MAXGPIO 18 +#define ADP5588_BANK(offs) ((offs) >> 3) +#define ADP5588_BIT(offs) (1u << ((offs) & 0x7)) + /* Put one of these structures in i2c_board_info platform_data */ #define ADP5588_KEYMAPSIZE 80 @@ -126,9 +153,12 @@ struct adp5588_kpad_platform_data { const struct adp5588_gpio_platform_data *gpio_data; }; +struct i2c_client; /* forward declaration */ + struct adp5588_gpio_platform_data { - unsigned gpio_start; /* GPIO Chip base # */ - unsigned pullup_dis_mask; /* Pull-Up Disable Mask */ + int gpio_start; /* GPIO Chip base # */ + unsigned irq_base; /* interrupt base # */ + unsigned pullup_dis_mask; /* Pull-Up Disable Mask */ int (*setup)(struct i2c_client *client, int gpio, unsigned ngpio, void *context); diff --git a/include/linux/i2c/ads1015.h b/include/linux/i2c/ads1015.h new file mode 100644 index 000000000000..d5aa2a045669 --- /dev/null +++ b/include/linux/i2c/ads1015.h @@ -0,0 +1,36 @@ +/* + * Platform Data for ADS1015 12-bit 4-input ADC + * (C) Copyright 2010 + * Dirk Eibach, Guntermann & Drunck GmbH <eibach@gdsys.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef LINUX_ADS1015_H +#define LINUX_ADS1015_H + +#define ADS1015_CHANNELS 8 + +struct ads1015_channel_data { + bool enabled; + unsigned int pga; + unsigned int data_rate; +}; + +struct ads1015_platform_data { + struct ads1015_channel_data channel_data[ADS1015_CHANNELS]; +}; + +#endif /* LINUX_ADS1015_H */ diff --git a/include/linux/i2c/apds990x.h b/include/linux/i2c/apds990x.h new file mode 100644 index 000000000000..d186fcc5d257 --- /dev/null +++ b/include/linux/i2c/apds990x.h @@ -0,0 +1,79 @@ +/* + * This file is part of the APDS990x sensor driver. + * Chip is combined proximity and ambient light sensor. + * + * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). + * + * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef __APDS990X_H__ +#define __APDS990X_H__ + + +#define APDS_IRLED_CURR_12mA 0x3 +#define APDS_IRLED_CURR_25mA 0x2 +#define APDS_IRLED_CURR_50mA 0x1 +#define APDS_IRLED_CURR_100mA 0x0 + +/** + * struct apds990x_chip_factors - defines effect of the cover window + * @ga: Total glass attenuation + * @cf1: clear channel factor 1 for raw to lux conversion + * @irf1: IR channel factor 1 for raw to lux conversion + * @cf2: clear channel factor 2 for raw to lux conversion + * @irf2: IR channel factor 2 for raw to lux conversion + * @df: device factor for conversion formulas + * + * Structure for tuning ALS calculation to match with environment. + * Values depend on the material above the sensor and the sensor + * itself. If the GA is zero, driver will use uncovered sensor default values + * format: decimal value * APDS_PARAM_SCALE except df which is plain integer. + */ +#define APDS_PARAM_SCALE 4096 +struct apds990x_chip_factors { + int ga; + int cf1; + int irf1; + int cf2; + int irf2; + int df; +}; + +/** + * struct apds990x_platform_data - platform data for apsd990x.c driver + * @cf: chip factor data + * @pddrive: IR-led driving current + * @ppcount: number of IR pulses used for proximity estimation + * @setup_resources: interrupt line setup call back function + * @release_resources: interrupt line release call back function + * + * Proximity detection result depends heavily on correct ppcount, pdrive + * and cover window. + * + */ + +struct apds990x_platform_data { + struct apds990x_chip_factors cf; + u8 pdrive; + u8 ppcount; + int (*setup_resources)(void); + int (*release_resources)(void); +}; + +#endif diff --git a/include/linux/i2c/qt602240_ts.h b/include/linux/i2c/atmel_mxt_ts.h index c5033e101094..f027f7a63511 100644 --- a/include/linux/i2c/qt602240_ts.h +++ b/include/linux/i2c/atmel_mxt_ts.h @@ -1,5 +1,5 @@ /* - * AT42QT602240/ATMXT224 Touchscreen driver + * Atmel maXTouch Touchscreen driver * * Copyright (C) 2010 Samsung Electronics Co.Ltd * Author: Joonyoung Shim <jy0922.shim@samsung.com> @@ -10,21 +10,26 @@ * option) any later version. */ -#ifndef __LINUX_QT602240_TS_H -#define __LINUX_QT602240_TS_H +#ifndef __LINUX_ATMEL_MXT_TS_H +#define __LINUX_ATMEL_MXT_TS_H + +#include <linux/types.h> /* Orient */ -#define QT602240_NORMAL 0x0 -#define QT602240_DIAGONAL 0x1 -#define QT602240_HORIZONTAL_FLIP 0x2 -#define QT602240_ROTATED_90_COUNTER 0x3 -#define QT602240_VERTICAL_FLIP 0x4 -#define QT602240_ROTATED_90 0x5 -#define QT602240_ROTATED_180 0x6 -#define QT602240_DIAGONAL_COUNTER 0x7 +#define MXT_NORMAL 0x0 +#define MXT_DIAGONAL 0x1 +#define MXT_HORIZONTAL_FLIP 0x2 +#define MXT_ROTATED_90_COUNTER 0x3 +#define MXT_VERTICAL_FLIP 0x4 +#define MXT_ROTATED_90 0x5 +#define MXT_ROTATED_180 0x6 +#define MXT_DIAGONAL_COUNTER 0x7 + +/* The platform data for the Atmel maXTouch touchscreen driver */ +struct mxt_platform_data { + const u8 *config; + size_t config_length; -/* The platform data for the AT42QT602240/ATMXT224 touchscreen driver */ -struct qt602240_platform_data { unsigned int x_line; unsigned int y_line; unsigned int x_size; @@ -33,6 +38,7 @@ struct qt602240_platform_data { unsigned int threshold; unsigned int voltage; unsigned char orient; + unsigned long irqflags; }; -#endif /* __LINUX_QT602240_TS_H */ +#endif /* __LINUX_ATMEL_MXT_TS_H */ diff --git a/include/linux/i2c/bh1770glc.h b/include/linux/i2c/bh1770glc.h new file mode 100644 index 000000000000..8b5e2df36c72 --- /dev/null +++ b/include/linux/i2c/bh1770glc.h @@ -0,0 +1,53 @@ +/* + * This file is part of the ROHM BH1770GLC / OSRAM SFH7770 sensor driver. + * Chip is combined proximity and ambient light sensor. + * + * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). + * + * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef __BH1770_H__ +#define __BH1770_H__ + +/** + * struct bh1770_platform_data - platform data for bh1770glc driver + * @led_def_curr: IR led driving current. + * @glass_attenuation: Attenuation factor for covering window. + * @setup_resources: Call back for interrupt line setup function + * @release_resources: Call back for interrupte line release function + * + * Example of glass attenuation: 16384 * 385 / 100 means attenuation factor + * of 3.85. i.e. light_above_sensor = light_above_cover_window / 3.85 + */ + +struct bh1770_platform_data { +#define BH1770_LED_5mA 0 +#define BH1770_LED_10mA 1 +#define BH1770_LED_20mA 2 +#define BH1770_LED_50mA 3 +#define BH1770_LED_100mA 4 +#define BH1770_LED_150mA 5 +#define BH1770_LED_200mA 6 + __u8 led_def_curr; +#define BH1770_NEUTRAL_GA 16384 /* 16384 / 16384 = 1 */ + __u32 glass_attenuation; + int (*setup_resources)(void); + int (*release_resources)(void); +}; +#endif diff --git a/include/linux/i2c/ds620.h b/include/linux/i2c/ds620.h new file mode 100644 index 000000000000..736bb87ac0fc --- /dev/null +++ b/include/linux/i2c/ds620.h @@ -0,0 +1,21 @@ +#ifndef _LINUX_DS620_H +#define _LINUX_DS620_H + +#include <linux/types.h> +#include <linux/i2c.h> + +/* platform data for the DS620 temperature sensor and thermostat */ + +struct ds620_platform_data { + /* + * Thermostat output pin PO mode: + * 0 = always low (default) + * 1 = PO_LOW + * 2 = PO_HIGH + * + * (see Documentation/hwmon/ds620) + */ + int pomode; +}; + +#endif /* _LINUX_DS620_H */ diff --git a/include/linux/i2c/max6639.h b/include/linux/i2c/max6639.h new file mode 100644 index 000000000000..6011c42034da --- /dev/null +++ b/include/linux/i2c/max6639.h @@ -0,0 +1,14 @@ +#ifndef _LINUX_MAX6639_H +#define _LINUX_MAX6639_H + +#include <linux/types.h> + +/* platform data for the MAX6639 temperature sensor and fan control */ + +struct max6639_platform_data { + bool pwm_polarity; /* Polarity low (0) or high (1, default) */ + int ppr; /* Pulses per rotation 1..4 (default == 2) */ + int rpm_range; /* 2000, 4000 (default), 8000 or 16000 */ +}; + +#endif /* _LINUX_MAX6639_H */ diff --git a/include/linux/i2c/mcs.h b/include/linux/i2c/mcs.h index 725ae7c313ff..61bb18a4fd3c 100644 --- a/include/linux/i2c/mcs.h +++ b/include/linux/i2c/mcs.h @@ -18,6 +18,7 @@ #define MCS_KEY_CODE(v) ((v) & 0xffff) struct mcs_platform_data { + void (*poweron)(bool); void (*cfg_pin)(void); /* touchscreen */ diff --git a/include/linux/i2c/pmbus.h b/include/linux/i2c/pmbus.h new file mode 100644 index 000000000000..69280db02c41 --- /dev/null +++ b/include/linux/i2c/pmbus.h @@ -0,0 +1,45 @@ +/* + * Hardware monitoring driver for PMBus devices + * + * Copyright (c) 2010, 2011 Ericsson AB. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _PMBUS_H_ +#define _PMBUS_H_ + +/* flags */ + +/* + * PMBUS_SKIP_STATUS_CHECK + * + * During register detection, skip checking the status register for + * communication or command errors. + * + * Some PMBus chips respond with valid data when trying to read an unsupported + * register. For such chips, checking the status register is mandatory when + * trying to determine if a chip register exists or not. + * Other PMBus chips don't support the STATUS_CML register, or report + * communication errors for no explicable reason. For such chips, checking + * the status register must be disabled. + */ +#define PMBUS_SKIP_STATUS_CHECK (1 << 0) + +struct pmbus_platform_data { + u32 flags; /* Device specific flags */ +}; + +#endif /* _PMBUS_H_ */ diff --git a/include/linux/i2c/pxa-i2c.h b/include/linux/i2c/pxa-i2c.h new file mode 100644 index 000000000000..1a9f65e6ec0f --- /dev/null +++ b/include/linux/i2c/pxa-i2c.h @@ -0,0 +1,82 @@ +/* + * i2c_pxa.h + * + * Copyright (C) 2002 Intrinsyc Software Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#ifndef _I2C_PXA_H_ +#define _I2C_PXA_H_ + +#if 0 +#define DEF_TIMEOUT 3 +#else +/* need a longer timeout if we're dealing with the fact we may well be + * looking at a multi-master environment +*/ +#define DEF_TIMEOUT 32 +#endif + +#define BUS_ERROR (-EREMOTEIO) +#define XFER_NAKED (-ECONNREFUSED) +#define I2C_RETRY (-2000) /* an error has occurred retry transmit */ + +/* ICR initialize bit values +* +* 15. FM 0 (100 Khz operation) +* 14. UR 0 (No unit reset) +* 13. SADIE 0 (Disables the unit from interrupting on slave addresses +* matching its slave address) +* 12. ALDIE 0 (Disables the unit from interrupt when it loses arbitration +* in master mode) +* 11. SSDIE 0 (Disables interrupts from a slave stop detected, in slave mode) +* 10. BEIE 1 (Enable interrupts from detected bus errors, no ACK sent) +* 9. IRFIE 1 (Enable interrupts from full buffer received) +* 8. ITEIE 1 (Enables the I2C unit to interrupt when transmit buffer empty) +* 7. GCD 1 (Disables i2c unit response to general call messages as a slave) +* 6. IUE 0 (Disable unit until we change settings) +* 5. SCLE 1 (Enables the i2c clock output for master mode (drives SCL) +* 4. MA 0 (Only send stop with the ICR stop bit) +* 3. TB 0 (We are not transmitting a byte initially) +* 2. ACKNAK 0 (Send an ACK after the unit receives a byte) +* 1. STOP 0 (Do not send a STOP) +* 0. START 0 (Do not send a START) +* +*/ +#define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE) + +/* I2C status register init values + * + * 10. BED 1 (Clear bus error detected) + * 9. SAD 1 (Clear slave address detected) + * 7. IRF 1 (Clear IDBR Receive Full) + * 6. ITE 1 (Clear IDBR Transmit Empty) + * 5. ALD 1 (Clear Arbitration Loss Detected) + * 4. SSD 1 (Clear Slave Stop Detected) + */ +#define I2C_ISR_INIT 0x7FF /* status register init */ + +struct i2c_slave_client; + +struct i2c_pxa_platform_data { + unsigned int slave_addr; + struct i2c_slave_client *slave; + unsigned int class; + unsigned int use_pio :1; + unsigned int fast_mode :1; +}; + +extern void pxa_set_i2c_info(struct i2c_pxa_platform_data *info); + +#ifdef CONFIG_PXA27x +extern void pxa27x_set_i2c_power_info(struct i2c_pxa_platform_data *info); +#endif + +#ifdef CONFIG_PXA3xx +extern void pxa3xx_set_i2c_power_info(struct i2c_pxa_platform_data *info); +#endif + +#endif diff --git a/include/linux/i2c/twl.h b/include/linux/i2c/twl.h index 4793d8a7f480..0c0d1ae79981 100644 --- a/include/linux/i2c/twl.h +++ b/include/linux/i2c/twl.h @@ -141,6 +141,16 @@ #define TWL6030_CHARGER_CTRL_INT_MASK 0x10 #define TWL6030_CHARGER_FAULT_INT_MASK 0x60 +#define TWL6030_MMCCTRL 0xEE +#define VMMC_AUTO_OFF (0x1 << 3) +#define SW_FC (0x1 << 2) +#define STS_MMC 0x1 + +#define TWL6030_CFG_INPUT_PUPD3 0xF2 +#define MMC_PU (0x1 << 3) +#define MMC_PD (0x1 << 2) + + #define TWL4030_CLASS_ID 0x4030 #define TWL6030_CLASS_ID 0x6030 @@ -173,6 +183,27 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes); int twl6030_interrupt_unmask(u8 bit_mask, u8 offset); int twl6030_interrupt_mask(u8 bit_mask, u8 offset); +/* Card detect Configuration for MMC1 Controller on OMAP4 */ +#ifdef CONFIG_TWL4030_CORE +int twl6030_mmc_card_detect_config(void); +#else +static inline int twl6030_mmc_card_detect_config(void) +{ + pr_debug("twl6030_mmc_card_detect_config not supported\n"); + return 0; +} +#endif + +/* MMC1 Controller on OMAP4 uses Phoenix irq for Card detect */ +#ifdef CONFIG_TWL4030_CORE +int twl6030_mmc_card_detect(struct device *dev, int slot); +#else +static inline int twl6030_mmc_card_detect(struct device *dev, int slot) +{ + pr_debug("Call back twl6030_mmc_card_detect not supported\n"); + return -EIO; +} +#endif /*----------------------------------------------------------------------*/ /* @@ -357,6 +388,52 @@ int twl6030_interrupt_mask(u8 bit_mask, u8 offset); /*----------------------------------------------------------------------*/ +/* + * PM Master module register offsets (use TWL4030_MODULE_PM_MASTER) + */ + +#define TWL4030_PM_MASTER_CFG_P1_TRANSITION 0x00 +#define TWL4030_PM_MASTER_CFG_P2_TRANSITION 0x01 +#define TWL4030_PM_MASTER_CFG_P3_TRANSITION 0x02 +#define TWL4030_PM_MASTER_CFG_P123_TRANSITION 0x03 +#define TWL4030_PM_MASTER_STS_BOOT 0x04 +#define TWL4030_PM_MASTER_CFG_BOOT 0x05 +#define TWL4030_PM_MASTER_SHUNDAN 0x06 +#define TWL4030_PM_MASTER_BOOT_BCI 0x07 +#define TWL4030_PM_MASTER_CFG_PWRANA1 0x08 +#define TWL4030_PM_MASTER_CFG_PWRANA2 0x09 +#define TWL4030_PM_MASTER_BACKUP_MISC_STS 0x0b +#define TWL4030_PM_MASTER_BACKUP_MISC_CFG 0x0c +#define TWL4030_PM_MASTER_BACKUP_MISC_TST 0x0d +#define TWL4030_PM_MASTER_PROTECT_KEY 0x0e +#define TWL4030_PM_MASTER_STS_HW_CONDITIONS 0x0f +#define TWL4030_PM_MASTER_P1_SW_EVENTS 0x10 +#define TWL4030_PM_MASTER_P2_SW_EVENTS 0x11 +#define TWL4030_PM_MASTER_P3_SW_EVENTS 0x12 +#define TWL4030_PM_MASTER_STS_P123_STATE 0x13 +#define TWL4030_PM_MASTER_PB_CFG 0x14 +#define TWL4030_PM_MASTER_PB_WORD_MSB 0x15 +#define TWL4030_PM_MASTER_PB_WORD_LSB 0x16 +#define TWL4030_PM_MASTER_SEQ_ADD_W2P 0x1c +#define TWL4030_PM_MASTER_SEQ_ADD_P2A 0x1d +#define TWL4030_PM_MASTER_SEQ_ADD_A2W 0x1e +#define TWL4030_PM_MASTER_SEQ_ADD_A2S 0x1f +#define TWL4030_PM_MASTER_SEQ_ADD_S2A12 0x20 +#define TWL4030_PM_MASTER_SEQ_ADD_S2A3 0x21 +#define TWL4030_PM_MASTER_SEQ_ADD_WARM 0x22 +#define TWL4030_PM_MASTER_MEMORY_ADDRESS 0x23 +#define TWL4030_PM_MASTER_MEMORY_DATA 0x24 + +#define TWL4030_PM_MASTER_KEY_CFG1 0xc0 +#define TWL4030_PM_MASTER_KEY_CFG2 0x0c + +#define TWL4030_PM_MASTER_KEY_TST1 0xe0 +#define TWL4030_PM_MASTER_KEY_TST2 0x0e + +#define TWL4030_PM_MASTER_GLOBAL_TST 0xb6 + +/*----------------------------------------------------------------------*/ + /* Power bus message definitions */ /* The TWL4030/5030 splits its power-management resources (the various @@ -516,6 +593,15 @@ enum twl4030_usb_mode { struct twl4030_usb_data { enum twl4030_usb_mode usb_mode; + + int (*phy_init)(struct device *dev); + int (*phy_exit)(struct device *dev); + /* Power on/off the PHY */ + int (*phy_power)(struct device *dev, int iD, int on); + /* enable/disable phy clocks */ + int (*phy_set_clock)(struct device *dev, int on); + /* suspend/resume of phy */ + int (*phy_suspend)(struct device *dev, int suspend); }; struct twl4030_ins { @@ -553,7 +639,6 @@ extern void twl4030_power_init(struct twl4030_power_data *triton2_scripts); extern int twl4030_remove_script(u8 flags); struct twl4030_codec_audio_data { - unsigned int audio_mclk; /* not used, will be removed */ unsigned int digimic_delay; /* in ms */ unsigned int ramp_delay_value; unsigned int offset_cncl_path; @@ -564,7 +649,6 @@ struct twl4030_codec_audio_data { }; struct twl4030_codec_vibra_data { - unsigned int audio_mclk; unsigned int coexist; }; @@ -614,6 +698,7 @@ struct twl4030_platform_data { struct regulator_init_data *vana; struct regulator_init_data *vcxio; struct regulator_init_data *vusb; + struct regulator_init_data *clk32kg; }; /*----------------------------------------------------------------------*/ @@ -693,5 +778,6 @@ static inline int twl4030charger_usb_en(int enable) { return 0; } /* INTERNAL LDOs */ #define TWL6030_REG_VRTC 47 +#define TWL6030_REG_CLK32KG 48 #endif /* End of __TWL4030_H */ diff --git a/include/linux/i2c/twl4030-madc.h b/include/linux/i2c/twl4030-madc.h new file mode 100644 index 000000000000..6427d298fbfc --- /dev/null +++ b/include/linux/i2c/twl4030-madc.h @@ -0,0 +1,141 @@ +/* + * twl4030_madc.h - Header for TWL4030 MADC + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * J Keerthy <j-keerthy@ti.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + * + */ + +#ifndef _TWL4030_MADC_H +#define _TWL4030_MADC_H + +struct twl4030_madc_conversion_method { + u8 sel; + u8 avg; + u8 rbase; + u8 ctrl; +}; + +#define TWL4030_MADC_MAX_CHANNELS 16 + + +/* + * twl4030_madc_request- madc request packet for channel conversion + * @channels: 16 bit bitmap for individual channels + * @do_avgP: sample the input channel for 4 consecutive cycles + * @method: RT, SW1, SW2 + * @type: Polling or interrupt based method + */ + +struct twl4030_madc_request { + unsigned long channels; + u16 do_avg; + u16 method; + u16 type; + bool active; + bool result_pending; + int rbuf[TWL4030_MADC_MAX_CHANNELS]; + void (*func_cb)(int len, int channels, int *buf); +}; + +enum conversion_methods { + TWL4030_MADC_RT, + TWL4030_MADC_SW1, + TWL4030_MADC_SW2, + TWL4030_MADC_NUM_METHODS +}; + +enum sample_type { + TWL4030_MADC_WAIT, + TWL4030_MADC_IRQ_ONESHOT, + TWL4030_MADC_IRQ_REARM +}; + +#define TWL4030_MADC_CTRL1 0x00 +#define TWL4030_MADC_CTRL2 0x01 + +#define TWL4030_MADC_RTSELECT_LSB 0x02 +#define TWL4030_MADC_SW1SELECT_LSB 0x06 +#define TWL4030_MADC_SW2SELECT_LSB 0x0A + +#define TWL4030_MADC_RTAVERAGE_LSB 0x04 +#define TWL4030_MADC_SW1AVERAGE_LSB 0x08 +#define TWL4030_MADC_SW2AVERAGE_LSB 0x0C + +#define TWL4030_MADC_CTRL_SW1 0x12 +#define TWL4030_MADC_CTRL_SW2 0x13 + +#define TWL4030_MADC_RTCH0_LSB 0x17 +#define TWL4030_MADC_GPCH0_LSB 0x37 + +#define TWL4030_MADC_MADCON (1 << 0) /* MADC power on */ +#define TWL4030_MADC_BUSY (1 << 0) /* MADC busy */ +/* MADC conversion completion */ +#define TWL4030_MADC_EOC_SW (1 << 1) +/* MADC SWx start conversion */ +#define TWL4030_MADC_SW_START (1 << 5) +#define TWL4030_MADC_ADCIN0 (1 << 0) +#define TWL4030_MADC_ADCIN1 (1 << 1) +#define TWL4030_MADC_ADCIN2 (1 << 2) +#define TWL4030_MADC_ADCIN3 (1 << 3) +#define TWL4030_MADC_ADCIN4 (1 << 4) +#define TWL4030_MADC_ADCIN5 (1 << 5) +#define TWL4030_MADC_ADCIN6 (1 << 6) +#define TWL4030_MADC_ADCIN7 (1 << 7) +#define TWL4030_MADC_ADCIN8 (1 << 8) +#define TWL4030_MADC_ADCIN9 (1 << 9) +#define TWL4030_MADC_ADCIN10 (1 << 10) +#define TWL4030_MADC_ADCIN11 (1 << 11) +#define TWL4030_MADC_ADCIN12 (1 << 12) +#define TWL4030_MADC_ADCIN13 (1 << 13) +#define TWL4030_MADC_ADCIN14 (1 << 14) +#define TWL4030_MADC_ADCIN15 (1 << 15) + +/* Fixed channels */ +#define TWL4030_MADC_BTEMP TWL4030_MADC_ADCIN1 +#define TWL4030_MADC_VBUS TWL4030_MADC_ADCIN8 +#define TWL4030_MADC_VBKB TWL4030_MADC_ADCIN9 +#define TWL4030_MADC_ICHG TWL4030_MADC_ADCIN10 +#define TWL4030_MADC_VCHG TWL4030_MADC_ADCIN11 +#define TWL4030_MADC_VBAT TWL4030_MADC_ADCIN12 + +/* Step size and prescaler ratio */ +#define TEMP_STEP_SIZE 147 +#define TEMP_PSR_R 100 +#define CURR_STEP_SIZE 147 +#define CURR_PSR_R1 44 +#define CURR_PSR_R2 88 + +#define TWL4030_BCI_BCICTL1 0x23 +#define TWL4030_BCI_CGAIN 0x020 +#define TWL4030_BCI_MESBAT (1 << 1) +#define TWL4030_BCI_TYPEN (1 << 4) +#define TWL4030_BCI_ITHEN (1 << 3) + +#define REG_BCICTL2 0x024 +#define TWL4030_BCI_ITHSENS 0x007 + +struct twl4030_madc_user_parms { + int channel; + int average; + int status; + u16 result; +}; + +int twl4030_madc_conversion(struct twl4030_madc_request *conv); +int twl4030_get_madc_conversion(int channel_no); +#endif diff --git a/include/linux/i2o.h b/include/linux/i2o.h index 9e7a12d6385d..a6deef4f4f67 100644 --- a/include/linux/i2o.h +++ b/include/linux/i2o.h @@ -826,7 +826,7 @@ static inline struct i2o_message __iomem *i2o_msg_in_to_virt(struct * @c: I2O controller * * This function tries to get a message frame. If no message frame is - * available do not wait until one is availabe (see also i2o_msg_get_wait). + * available do not wait until one is available (see also i2o_msg_get_wait). * The returned pointer to the message frame is not in I/O memory, it is * allocated from a mempool. But because a MFA is allocated from the * controller too it is guaranteed that i2o_msg_post() will never fail. diff --git a/include/linux/icmpv6.h b/include/linux/icmpv6.h index 4c4c74ec5987..ba45e6bc0764 100644 --- a/include/linux/icmpv6.h +++ b/include/linux/icmpv6.h @@ -183,10 +183,10 @@ extern void icmpv6_cleanup(void); extern void icmpv6_param_prob(struct sk_buff *skb, u8 code, int pos); -struct flowi; +struct flowi6; struct in6_addr; extern void icmpv6_flow_init(struct sock *sk, - struct flowi *fl, + struct flowi6 *fl6, u8 type, const struct in6_addr *saddr, const struct in6_addr *daddr, diff --git a/include/linux/idr.h b/include/linux/idr.h index 928ae712709f..13a801f3d028 100644 --- a/include/linux/idr.h +++ b/include/linux/idr.h @@ -81,6 +81,7 @@ struct idr { #define _idr_rc_to_errno(rc) ((rc) == -1 ? -EAGAIN : -ENOSPC) /** + * DOC: idr sync * idr synchronization (stolen from radix-tree.h) * * idr_find() is able to be called locklessly, using RCU. The caller must diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index ed5a03cbe184..b2eee5879883 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -122,6 +122,7 @@ /* U-APSD queue for WMM IEs sent by AP */ #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD (1<<7) +#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK 0x0f /* U-APSD queues for WMM IEs sent by STA */ #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO (1<<0) @@ -535,7 +536,6 @@ struct ieee80211s_hdr { __le32 seqnum; u8 eaddr1[6]; u8 eaddr2[6]; - u8 eaddr3[6]; } __attribute__ ((packed)); /* Mesh flags */ @@ -884,6 +884,15 @@ struct ieee80211_ht_cap { #define IEEE80211_HT_CAP_40MHZ_INTOLERANT 0x4000 #define IEEE80211_HT_CAP_LSIG_TXOP_PROT 0x8000 +/* 802.11n HT extended capabilities masks (for extended_ht_cap_info) */ +#define IEEE80211_HT_EXT_CAP_PCO 0x0001 +#define IEEE80211_HT_EXT_CAP_PCO_TIME 0x0006 +#define IEEE80211_HT_EXT_CAP_PCO_TIME_SHIFT 1 +#define IEEE80211_HT_EXT_CAP_MCS_FB 0x0300 +#define IEEE80211_HT_EXT_CAP_MCS_FB_SHIFT 8 +#define IEEE80211_HT_EXT_CAP_HTC_SUP 0x0400 +#define IEEE80211_HT_EXT_CAP_RD_RESPONDER 0x0800 + /* 802.11n HT capability AMPDU settings (for ampdu_params_info) */ #define IEEE80211_HT_AMPDU_PARM_FACTOR 0x03 #define IEEE80211_HT_AMPDU_PARM_DENSITY 0x1C @@ -959,7 +968,7 @@ struct ieee80211_ht_info { /* block-ack parameters */ #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C -#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0 +#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800 @@ -993,6 +1002,11 @@ struct ieee80211_ht_info { #define WLAN_CAPABILITY_ESS (1<<0) #define WLAN_CAPABILITY_IBSS (1<<1) + +/* A mesh STA sets the ESS and IBSS capability bits to zero */ +#define WLAN_CAPABILITY_IS_MBSS(cap) \ + (!((cap) & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS))) + #define WLAN_CAPABILITY_CF_POLLABLE (1<<2) #define WLAN_CAPABILITY_CF_POLL_REQUEST (1<<3) #define WLAN_CAPABILITY_PRIVACY (1<<4) @@ -1223,6 +1237,9 @@ enum ieee80211_eid { WLAN_EID_BSS_AC_ACCESS_DELAY = 68, WLAN_EID_RRM_ENABLED_CAPABILITIES = 70, WLAN_EID_MULTIPLE_BSSID = 71, + WLAN_EID_BSS_COEX_2040 = 72, + WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74, + WLAN_EID_EXT_CAPABILITY = 127, WLAN_EID_MOBILITY_DOMAIN = 54, WLAN_EID_FAST_BSS_TRANSITION = 55, @@ -1249,9 +1266,8 @@ enum ieee80211_category { WLAN_CATEGORY_MULTIHOP_ACTION = 14, WLAN_CATEGORY_SELF_PROTECTED = 15, WLAN_CATEGORY_WMM = 17, - /* TODO: remove MESH_PLINK and MESH_PATH_SEL after */ - /* mesh is updated to current 802.11s draft */ - WLAN_CATEGORY_MESH_PLINK = 30, + /* TODO: remove MESH_PATH_SEL after mesh is updated + * to current 802.11s draft */ WLAN_CATEGORY_MESH_PATH_SEL = 32, WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, WLAN_CATEGORY_VENDOR_SPECIFIC = 127, @@ -1287,6 +1303,31 @@ enum ieee80211_key_len { WLAN_KEY_LEN_AES_CMAC = 16, }; +/** + * enum - mesh path selection protocol identifier + * + * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol + * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will + * be specified in a vendor specific information element + */ +enum { + IEEE80211_PATH_PROTOCOL_HWMP = 0, + IEEE80211_PATH_PROTOCOL_VENDOR = 255, +}; + +/** + * enum - mesh path selection metric identifier + * + * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric + * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be + * specified in a vendor specific information element + */ +enum { + IEEE80211_PATH_METRIC_AIRTIME = 0, + IEEE80211_PATH_METRIC_VENDOR = 255, +}; + + /* * IEEE 802.11-2007 7.3.2.9 Country information element * @@ -1297,6 +1338,9 @@ enum ieee80211_key_len { /* Although the spec says 8 I'm seeing 6 in practice */ #define IEEE80211_COUNTRY_IE_MIN_LEN 6 +/* The Country String field of the element shall be 3 octets in length */ +#define IEEE80211_COUNTRY_STRING_LEN 3 + /* * For regulatory extension stuff see IEEE 802.11-2007 * Annex I (page 1141) and Annex J (page 1147). Also @@ -1476,6 +1520,7 @@ static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) category = ((u8 *) hdr) + 24; return *category != WLAN_CATEGORY_PUBLIC && *category != WLAN_CATEGORY_HT && + *category != WLAN_CATEGORY_SELF_PROTECTED && *category != WLAN_CATEGORY_VENDOR_SPECIFIC; } diff --git a/include/linux/if.h b/include/linux/if.h index 123959927745..3bc63e6a02f7 100644 --- a/include/linux/if.h +++ b/include/linux/if.h @@ -71,11 +71,10 @@ * release skb->dst */ #define IFF_DONT_BRIDGE 0x800 /* disallow bridging this ether dev */ -#define IFF_IN_NETPOLL 0x1000 /* whether we are processing netpoll */ -#define IFF_DISABLE_NETPOLL 0x2000 /* disable netpoll at run-time */ -#define IFF_MACVLAN_PORT 0x4000 /* device used as macvlan port */ -#define IFF_BRIDGE_PORT 0x8000 /* device used as bridge port */ -#define IFF_OVS_DATAPATH 0x10000 /* device used as Open vSwitch +#define IFF_DISABLE_NETPOLL 0x1000 /* disable netpoll at run-time */ +#define IFF_MACVLAN_PORT 0x2000 /* device used as macvlan port */ +#define IFF_BRIDGE_PORT 0x4000 /* device used as bridge port */ +#define IFF_OVS_DATAPATH 0x8000 /* device used as Open vSwitch * datapath port */ #define IF_GET_IFACE 0x0001 /* for querying only */ diff --git a/include/linux/if_alg.h b/include/linux/if_alg.h new file mode 100644 index 000000000000..0f9acce5b1ff --- /dev/null +++ b/include/linux/if_alg.h @@ -0,0 +1,40 @@ +/* + * if_alg: User-space algorithm interface + * + * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + * + */ + +#ifndef _LINUX_IF_ALG_H +#define _LINUX_IF_ALG_H + +#include <linux/types.h> + +struct sockaddr_alg { + __u16 salg_family; + __u8 salg_type[14]; + __u32 salg_feat; + __u32 salg_mask; + __u8 salg_name[64]; +}; + +struct af_alg_iv { + __u32 ivlen; + __u8 iv[0]; +}; + +/* Socket options */ +#define ALG_SET_KEY 1 +#define ALG_SET_IV 2 +#define ALG_SET_OP 3 + +/* Operations */ +#define ALG_OP_DECRYPT 0 +#define ALG_OP_ENCRYPT 1 + +#endif /* _LINUX_IF_ALG_H */ diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h index 0d241a5c4909..dd3f20139640 100644 --- a/include/linux/if_bridge.h +++ b/include/linux/if_bridge.h @@ -102,7 +102,9 @@ struct __fdb_entry { #include <linux/netdevice.h> extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); -extern int (*br_should_route_hook)(struct sk_buff *skb); + +typedef int br_should_route_hook_t(struct sk_buff *skb); +extern br_should_route_hook_t __rcu *br_should_route_hook; #endif diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index f9c3df03db0f..0f1325d98295 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -72,6 +72,7 @@ #define ETH_P_MPLS_UC 0x8847 /* MPLS Unicast traffic */ #define ETH_P_MPLS_MC 0x8848 /* MPLS Multicast traffic */ #define ETH_P_ATMMPOA 0x884c /* MultiProtocol Over ATM */ +#define ETH_P_LINK_CTL 0x886c /* HPNA, wlan link local tunnel */ #define ETH_P_ATMFATE 0x8884 /* Frame-based ATM Transport * over Ethernet */ @@ -135,6 +136,7 @@ int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr); extern struct ctl_table ether_table[]; #endif +int mac_pton(const char *s, u8 *mac); extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len); #endif diff --git a/include/linux/if_link.h b/include/linux/if_link.h index 2fc66dd783ee..f4a2e6b1b864 100644 --- a/include/linux/if_link.h +++ b/include/linux/if_link.h @@ -80,6 +80,24 @@ struct rtnl_link_ifmap { __u8 port; }; +/* + * IFLA_AF_SPEC + * Contains nested attributes for address family specific attributes. + * Each address family may create a attribute with the address family + * number as type and create its own attribute structure in it. + * + * Example: + * [IFLA_AF_SPEC] = { + * [AF_INET] = { + * [IFLA_INET_CONF] = ..., + * }, + * [AF_INET6] = { + * [IFLA_INET6_FLAGS] = ..., + * [IFLA_INET6_CONF] = ..., + * } + * } + */ + enum { IFLA_UNSPEC, IFLA_ADDRESS, @@ -116,6 +134,8 @@ enum { IFLA_STATS64, IFLA_VF_PORTS, IFLA_PORT_SELF, + IFLA_AF_SPEC, + IFLA_GROUP, /* Group the device belongs to */ __IFLA_MAX }; @@ -128,6 +148,14 @@ enum { #define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg)) #endif +enum { + IFLA_INET_UNSPEC, + IFLA_INET_CONF, + __IFLA_INET_MAX, +}; + +#define IFLA_INET_MAX (__IFLA_INET_MAX - 1) + /* ifi_flags. IFF_* flags. @@ -232,6 +260,7 @@ enum macvlan_mode { MACVLAN_MODE_PRIVATE = 1, /* don't talk to other macvlans */ MACVLAN_MODE_VEPA = 2, /* talk to other ports through ext bridge */ MACVLAN_MODE_BRIDGE = 4, /* talk to bridge ports directly */ + MACVLAN_MODE_PASSTHRU = 8,/* take over the underlying device */ }; /* SR-IOV virtual function management section */ diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h index 8a2fd66a8b5f..e28b2e4959d4 100644 --- a/include/linux/if_macvlan.h +++ b/include/linux/if_macvlan.h @@ -25,19 +25,25 @@ struct macvlan_port; struct macvtap_queue; /** - * struct macvlan_rx_stats - MACVLAN percpu rx stats + * struct macvlan_pcpu_stats - MACVLAN percpu stats * @rx_packets: number of received packets * @rx_bytes: number of received bytes * @rx_multicast: number of received multicast packets + * @tx_packets: number of transmitted packets + * @tx_bytes: number of transmitted bytes * @syncp: synchronization point for 64bit counters - * @rx_errors: number of errors + * @rx_errors: number of rx errors + * @tx_dropped: number of tx dropped packets */ -struct macvlan_rx_stats { +struct macvlan_pcpu_stats { u64 rx_packets; u64 rx_bytes; u64 rx_multicast; + u64 tx_packets; + u64 tx_bytes; struct u64_stats_sync syncp; - unsigned long rx_errors; + u32 rx_errors; + u32 tx_dropped; }; /* @@ -52,7 +58,7 @@ struct macvlan_dev { struct hlist_node hlist; struct macvlan_port *port; struct net_device *lowerdev; - struct macvlan_rx_stats __percpu *rx_stats; + struct macvlan_pcpu_stats __percpu *pcpu_stats; enum macvlan_mode mode; int (*receive)(struct sk_buff *skb); int (*forward)(struct net_device *dev, struct sk_buff *skb); @@ -64,18 +70,18 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan, unsigned int len, bool success, bool multicast) { - struct macvlan_rx_stats *rx_stats; - - rx_stats = this_cpu_ptr(vlan->rx_stats); if (likely(success)) { - u64_stats_update_begin(&rx_stats->syncp); - rx_stats->rx_packets++;; - rx_stats->rx_bytes += len; + struct macvlan_pcpu_stats *pcpu_stats; + + pcpu_stats = this_cpu_ptr(vlan->pcpu_stats); + u64_stats_update_begin(&pcpu_stats->syncp); + pcpu_stats->rx_packets++; + pcpu_stats->rx_bytes += len; if (multicast) - rx_stats->rx_multicast++; - u64_stats_update_end(&rx_stats->syncp); + pcpu_stats->rx_multicast++; + u64_stats_update_end(&pcpu_stats->syncp); } else { - rx_stats->rx_errors++; + this_cpu_inc(vlan->pcpu_stats->rx_errors); } } diff --git a/include/linux/if_ppp.h b/include/linux/if_ppp.h index fcef103aa3f6..c9ad38322576 100644 --- a/include/linux/if_ppp.h +++ b/include/linux/if_ppp.h @@ -114,14 +114,14 @@ struct pppol2tp_ioc_stats { __u16 tunnel_id; /* redundant */ __u16 session_id; /* if zero, get tunnel stats */ __u32 using_ipsec:1; /* valid only for session_id == 0 */ - aligned_u64 tx_packets; - aligned_u64 tx_bytes; - aligned_u64 tx_errors; - aligned_u64 rx_packets; - aligned_u64 rx_bytes; - aligned_u64 rx_seq_discards; - aligned_u64 rx_oos_packets; - aligned_u64 rx_errors; + __aligned_u64 tx_packets; + __aligned_u64 tx_bytes; + __aligned_u64 tx_errors; + __aligned_u64 rx_packets; + __aligned_u64 rx_bytes; + __aligned_u64 rx_seq_discards; + __aligned_u64 rx_oos_packets; + __aligned_u64 rx_errors; }; #define ifr__name b.ifr_ifrn.ifrn_name diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index c2f3a72712ce..290bd8ac94cf 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -86,7 +86,6 @@ struct vlan_group { * the vlan is attached to. */ unsigned int nr_vlans; - int killall; struct hlist_node hlist; /* linked list */ struct net_device **vlan_devices_arrays[VLAN_GROUP_ARRAY_SPLIT_PARTS]; struct rcu_head rcu; @@ -132,7 +131,8 @@ extern u16 vlan_dev_vlan_id(const struct net_device *dev); extern int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp, u16 vlan_tci, int polling); -extern bool vlan_hwaccel_do_receive(struct sk_buff **skb); +extern bool vlan_do_receive(struct sk_buff **skb); +extern struct sk_buff *vlan_untag(struct sk_buff *skb); extern gro_result_t vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp, unsigned int vlan_tci, struct sk_buff *skb); @@ -166,13 +166,18 @@ static inline int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp, return NET_XMIT_SUCCESS; } -static inline bool vlan_hwaccel_do_receive(struct sk_buff **skb) +static inline bool vlan_do_receive(struct sk_buff **skb) { if ((*skb)->vlan_tci & VLAN_VID_MASK) (*skb)->pkt_type = PACKET_OTHERHOST; return false; } +static inline struct sk_buff *vlan_untag(struct sk_buff *skb) +{ + return skb; +} + static inline gro_result_t vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp, unsigned int vlan_tci, struct sk_buff *skb) @@ -339,6 +344,31 @@ static inline int vlan_get_tag(const struct sk_buff *skb, u16 *vlan_tci) } } +/** + * vlan_get_protocol - get protocol EtherType. + * @skb: skbuff to query + * + * Returns the EtherType of the packet, regardless of whether it is + * vlan encapsulated (normal or hardware accelerated) or not. + */ +static inline __be16 vlan_get_protocol(const struct sk_buff *skb) +{ + __be16 protocol = 0; + + if (vlan_tx_tag_present(skb) || + skb->protocol != cpu_to_be16(ETH_P_8021Q)) + protocol = skb->protocol; + else { + __be16 proto, *protop; + protop = skb_header_pointer(skb, offsetof(struct vlan_ethhdr, + h_vlan_encapsulated_proto), + sizeof(proto), &proto); + if (likely(protop)) + protocol = *protop; + } + + return protocol; +} #endif /* __KERNEL__ */ /* VLAN IOCTLs are found in sockios.h */ diff --git a/include/linux/igmp.h b/include/linux/igmp.h index 93fc2449af10..82de336b8155 100644 --- a/include/linux/igmp.h +++ b/include/linux/igmp.h @@ -85,9 +85,9 @@ struct igmpv3_query { #define IGMP_DVMRP 0x13 /* DVMRP routing */ #define IGMP_PIM 0x14 /* PIM routing */ #define IGMP_TRACE 0x15 -#define IGMPV2_HOST_MEMBERSHIP_REPORT 0x16 /* V2 version of 0x11 */ +#define IGMPV2_HOST_MEMBERSHIP_REPORT 0x16 /* V2 version of 0x12 */ #define IGMP_HOST_LEAVE_MESSAGE 0x17 -#define IGMPV3_HOST_MEMBERSHIP_REPORT 0x22 /* V3 version of 0x11 */ +#define IGMPV3_HOST_MEMBERSHIP_REPORT 0x22 /* V3 version of 0x12 */ #define IGMP_MTRACE_RESP 0x1e #define IGMP_MTRACE 0x1f @@ -167,10 +167,10 @@ struct ip_sf_socklist { */ struct ip_mc_socklist { - struct ip_mc_socklist *next; + struct ip_mc_socklist __rcu *next_rcu; struct ip_mreqn multi; unsigned int sfmode; /* MCAST_{INCLUDE,EXCLUDE} */ - struct ip_sf_socklist *sflist; + struct ip_sf_socklist __rcu *sflist; struct rcu_head rcu; }; @@ -186,11 +186,14 @@ struct ip_sf_list { struct ip_mc_list { struct in_device *interface; __be32 multiaddr; + unsigned int sfmode; struct ip_sf_list *sources; struct ip_sf_list *tomb; - unsigned int sfmode; unsigned long sfcount[2]; - struct ip_mc_list *next; + union { + struct ip_mc_list *next; + struct ip_mc_list __rcu *next_rcu; + }; struct timer_list timer; int users; atomic_t refcnt; @@ -201,6 +204,7 @@ struct ip_mc_list { char loaded; unsigned char gsquery; /* check source marks? */ unsigned char crcount; + struct rcu_head rcu; }; /* V3 exponential field decoding */ @@ -213,7 +217,7 @@ struct ip_mc_list { #define IGMPV3_QQIC(value) IGMPV3_EXP(0x80, 4, 3, value) #define IGMPV3_MRC(value) IGMPV3_EXP(0x80, 4, 3, value) -extern int ip_check_mc(struct in_device *dev, __be32 mc_addr, __be32 src_addr, u16 proto); +extern int ip_check_mc_rcu(struct in_device *dev, __be32 mc_addr, __be32 src_addr, u16 proto); extern int igmp_rcv(struct sk_buff *); extern int ip_mc_join_group(struct sock *sk, struct ip_mreqn *imr); extern int ip_mc_leave_group(struct sock *sk, struct ip_mreqn *imr); @@ -234,7 +238,7 @@ extern void ip_mc_unmap(struct in_device *); extern void ip_mc_remap(struct in_device *); extern void ip_mc_dec_group(struct in_device *in_dev, __be32 addr); extern void ip_mc_inc_group(struct in_device *in_dev, __be32 addr); -extern void ip_mc_rejoin_group(struct ip_mc_list *im); +extern void ip_mc_rejoin_groups(struct in_device *in_dev); #endif #endif diff --git a/include/linux/ima.h b/include/linux/ima.h index 975837e7d6c0..09e6e62f9953 100644 --- a/include/linux/ima.h +++ b/include/linux/ima.h @@ -20,7 +20,6 @@ extern void ima_inode_free(struct inode *inode); extern int ima_file_check(struct file *file, int mask); extern void ima_file_free(struct file *file); extern int ima_file_mmap(struct file *file, unsigned long prot); -extern void ima_counts_get(struct file *file); #else static inline int ima_bprm_check(struct linux_binprm *bprm) @@ -53,10 +52,5 @@ static inline int ima_file_mmap(struct file *file, unsigned long prot) return 0; } -static inline void ima_counts_get(struct file *file) -{ - return; -} - #endif /* CONFIG_IMA_H */ #endif /* _LINUX_IMA_H */ diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index ccd5b07d678d..5f8146695b7f 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -41,10 +41,12 @@ enum __IPV4_DEVCONF_MAX }; +#define IPV4_DEVCONF_MAX (__IPV4_DEVCONF_MAX - 1) + struct ipv4_devconf { void *sysctl; - int data[__IPV4_DEVCONF_MAX - 1]; - DECLARE_BITMAP(state, __IPV4_DEVCONF_MAX - 1); + int data[IPV4_DEVCONF_MAX]; + DECLARE_BITMAP(state, IPV4_DEVCONF_MAX); }; struct in_device { @@ -52,9 +54,8 @@ struct in_device { atomic_t refcnt; int dead; struct in_ifaddr *ifa_list; /* IP ifaddr chain */ - rwlock_t mc_list_lock; - struct ip_mc_list *mc_list; /* IP multicast filter chain */ - int mc_count; /* Number of installed mcasts */ + struct ip_mc_list __rcu *mc_list; /* IP multicast filter chain */ + int mc_count; /* Number of installed mcasts */ spinlock_t mc_tomb_lock; struct ip_mc_list *mc_tomb; unsigned long mr_v1_seen; @@ -91,7 +92,7 @@ static inline void ipv4_devconf_set(struct in_device *in_dev, int index, static inline void ipv4_devconf_setall(struct in_device *in_dev) { - bitmap_fill(in_dev->cnf.state, __IPV4_DEVCONF_MAX - 1); + bitmap_fill(in_dev->cnf.state, IPV4_DEVCONF_MAX); } #define IN_DEV_CONF_GET(in_dev, attr) \ @@ -143,6 +144,7 @@ static inline void ipv4_devconf_setall(struct in_device *in_dev) #define IN_DEV_ARP_NOTIFY(in_dev) IN_DEV_MAXCONF((in_dev), ARP_NOTIFY) struct in_ifaddr { + struct hlist_node hash; struct in_ifaddr *ifa_next; struct in_device *ifa_dev; struct rcu_head rcu_head; @@ -221,7 +223,7 @@ static inline struct in_device *in_dev_get(const struct net_device *dev) static inline struct in_device *__in_dev_get_rtnl(const struct net_device *dev) { - return rcu_dereference_check(dev->ip_ptr, lockdep_rtnl_is_held()); + return rtnl_dereference(dev->ip_ptr); } extern void in_dev_finish_destroy(struct in_device *idev); diff --git a/include/linux/init.h b/include/linux/init.h index 577671c55153..9146f39cdddf 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -79,29 +79,29 @@ #define __exitused __used #endif -#define __exit __section(.exit.text) __exitused __cold +#define __exit __section(.exit.text) __exitused __cold notrace /* Used for HOTPLUG */ -#define __devinit __section(.devinit.text) __cold +#define __devinit __section(.devinit.text) __cold notrace #define __devinitdata __section(.devinit.data) #define __devinitconst __section(.devinit.rodata) -#define __devexit __section(.devexit.text) __exitused __cold +#define __devexit __section(.devexit.text) __exitused __cold notrace #define __devexitdata __section(.devexit.data) #define __devexitconst __section(.devexit.rodata) /* Used for HOTPLUG_CPU */ -#define __cpuinit __section(.cpuinit.text) __cold +#define __cpuinit __section(.cpuinit.text) __cold notrace #define __cpuinitdata __section(.cpuinit.data) #define __cpuinitconst __section(.cpuinit.rodata) -#define __cpuexit __section(.cpuexit.text) __exitused __cold +#define __cpuexit __section(.cpuexit.text) __exitused __cold notrace #define __cpuexitdata __section(.cpuexit.data) #define __cpuexitconst __section(.cpuexit.rodata) /* Used for MEMORY_HOTPLUG */ -#define __meminit __section(.meminit.text) __cold +#define __meminit __section(.meminit.text) __cold notrace #define __meminitdata __section(.meminit.data) #define __meminitconst __section(.meminit.rodata) -#define __memexit __section(.memexit.text) __exitused __cold +#define __memexit __section(.memexit.text) __exitused __cold notrace #define __memexitdata __section(.memexit.data) #define __memexitconst __section(.memexit.rodata) diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 2fea6c8ef6ba..689496bb6654 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -12,6 +12,13 @@ #include <linux/securebits.h> #include <net/net_namespace.h> +#ifdef CONFIG_SMP +# define INIT_PUSHABLE_TASKS(tsk) \ + .pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO), +#else +# define INIT_PUSHABLE_TASKS(tsk) +#endif + extern struct files_struct init_files; extern struct fs_struct init_fs; @@ -29,6 +36,8 @@ extern struct fs_struct init_fs; .running = 0, \ .lock = __SPIN_LOCK_UNLOCKED(sig.cputimer.lock), \ }, \ + .cred_guard_mutex = \ + __MUTEX_INITIALIZER(sig.cred_guard_mutex), \ } extern struct nsproxy init_nsproxy; @@ -81,6 +90,12 @@ extern struct group_info init_groups; */ # define CAP_INIT_BSET CAP_FULL_SET +#ifdef CONFIG_RCU_BOOST +#define INIT_TASK_RCU_BOOST() \ + .rcu_boost_mutex = NULL, +#else +#define INIT_TASK_RCU_BOOST() +#endif #ifdef CONFIG_TREE_PREEMPT_RCU #define INIT_TASK_RCU_TREE_PREEMPT() \ .rcu_blocked_node = NULL, @@ -92,7 +107,8 @@ extern struct group_info init_groups; .rcu_read_lock_nesting = 0, \ .rcu_read_unlock_special = 0, \ .rcu_node_entry = LIST_HEAD_INIT(tsk.rcu_node_entry), \ - INIT_TASK_RCU_TREE_PREEMPT() + INIT_TASK_RCU_TREE_PREEMPT() \ + INIT_TASK_RCU_BOOST() #else #define INIT_TASK_RCU_PREEMPT(tsk) #endif @@ -118,7 +134,6 @@ extern struct cred init_cred; .stack = &init_thread_info, \ .usage = ATOMIC_INIT(2), \ .flags = PF_KTHREAD, \ - .lock_depth = -1, \ .prio = MAX_PRIO-20, \ .static_prio = MAX_PRIO-20, \ .normal_prio = MAX_PRIO-20, \ @@ -135,7 +150,7 @@ extern struct cred init_cred; .nr_cpus_allowed = NR_CPUS, \ }, \ .tasks = LIST_HEAD_INIT(tsk.tasks), \ - .pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO), \ + INIT_PUSHABLE_TASKS(tsk) \ .ptraced = LIST_HEAD_INIT(tsk.ptraced), \ .ptrace_entry = LIST_HEAD_INIT(tsk.ptrace_entry), \ .real_parent = &tsk, \ @@ -145,8 +160,6 @@ extern struct cred init_cred; .group_leader = &tsk, \ RCU_INIT_POINTER(.real_cred, &init_cred), \ RCU_INIT_POINTER(.cred, &init_cred), \ - .cred_guard_mutex = \ - __MUTEX_INITIALIZER(tsk.cred_guard_mutex), \ .comm = "swapper", \ .thread = INIT_THREAD, \ .fs = &init_fs, \ diff --git a/include/linux/input-polldev.h b/include/linux/input-polldev.h index 5e3dddf8f562..ce0b72464eb8 100644 --- a/include/linux/input-polldev.h +++ b/include/linux/input-polldev.h @@ -22,12 +22,12 @@ * @poll: driver-supplied method that polls the device and posts * input events (mandatory). * @poll_interval: specifies how often the poll() method should be called. - * Defaults to 500 msec unless overriden when registering the device. + * Defaults to 500 msec unless overridden when registering the device. * @poll_interval_max: specifies upper bound for the poll interval. * Defaults to the initial value of @poll_interval. * @poll_interval_min: specifies lower bound for the poll interval. * Defaults to 0. - * @input: input device structire associated with the polled device. + * @input: input device structure associated with the polled device. * Must be properly initialized by the driver (id, name, phys, bits). * * Polled input device provides a skeleton for supporting simple input diff --git a/include/linux/input.h b/include/linux/input.h index 51af441f3a21..771d6d85667d 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -47,6 +47,25 @@ struct input_id { __u16 version; }; +/** + * struct input_absinfo - used by EVIOCGABS/EVIOCSABS ioctls + * @value: latest reported value for the axis. + * @minimum: specifies minimum value for the axis. + * @maximum: specifies maximum value for the axis. + * @fuzz: specifies fuzz value that is used to filter noise from + * the event stream. + * @flat: values that are within this value will be discarded by + * joydev interface and reported as 0 instead. + * @resolution: specifies resolution for the values reported for + * the axis. + * + * Note that input core does not clamp reported values to the + * [minimum, maximum] limits, such task is left to userspace. + * + * Resolution for main axes (ABS_X, ABS_Y, ABS_Z) is reported in + * units per millimeter (units/mm), resolution for rotational axes + * (ABS_RX, ABS_RY, ABS_RZ) is reported in units per radian. + */ struct input_absinfo { __s32 value; __s32 minimum; @@ -85,12 +104,15 @@ struct input_keymap_entry { #define EVIOCGREP _IOR('E', 0x03, unsigned int[2]) /* get repeat settings */ #define EVIOCSREP _IOW('E', 0x03, unsigned int[2]) /* set repeat settings */ -#define EVIOCGKEYCODE _IOR('E', 0x04, struct input_keymap_entry) /* get keycode */ -#define EVIOCSKEYCODE _IOW('E', 0x04, struct input_keymap_entry) /* set keycode */ +#define EVIOCGKEYCODE _IOR('E', 0x04, unsigned int[2]) /* get keycode */ +#define EVIOCGKEYCODE_V2 _IOR('E', 0x04, struct input_keymap_entry) +#define EVIOCSKEYCODE _IOW('E', 0x04, unsigned int[2]) /* set keycode */ +#define EVIOCSKEYCODE_V2 _IOW('E', 0x04, struct input_keymap_entry) #define EVIOCGNAME(len) _IOC(_IOC_READ, 'E', 0x06, len) /* get device name */ #define EVIOCGPHYS(len) _IOC(_IOC_READ, 'E', 0x07, len) /* get physical location */ #define EVIOCGUNIQ(len) _IOC(_IOC_READ, 'E', 0x08, len) /* get unique identifier */ +#define EVIOCGPROP(len) _IOC(_IOC_READ, 'E', 0x09, len) /* get device properties */ #define EVIOCGKEY(len) _IOC(_IOC_READ, 'E', 0x18, len) /* get global key state */ #define EVIOCGLED(len) _IOC(_IOC_READ, 'E', 0x19, len) /* get all LEDs */ @@ -108,6 +130,18 @@ struct input_keymap_entry { #define EVIOCGRAB _IOW('E', 0x90, int) /* Grab/Release device */ /* + * Device properties and quirks + */ + +#define INPUT_PROP_POINTER 0x00 /* needs a pointer */ +#define INPUT_PROP_DIRECT 0x01 /* direct input devices */ +#define INPUT_PROP_BUTTONPAD 0x02 /* has button(s) under pad */ +#define INPUT_PROP_SEMI_MT 0x03 /* touch rectangle only */ + +#define INPUT_PROP_MAX 0x1f +#define INPUT_PROP_CNT (INPUT_PROP_MAX + 1) + +/* * Event types */ @@ -133,6 +167,7 @@ struct input_keymap_entry { #define SYN_REPORT 0 #define SYN_CONFIG 1 #define SYN_MT_REPORT 2 +#define SYN_DROPPED 3 /* * Keys and buttons @@ -519,8 +554,8 @@ struct input_keymap_entry { #define KEY_DVD 0x185 /* Media Select DVD */ #define KEY_AUX 0x186 #define KEY_MP3 0x187 -#define KEY_AUDIO 0x188 -#define KEY_VIDEO 0x189 +#define KEY_AUDIO 0x188 /* AL Audio Browser */ +#define KEY_VIDEO 0x189 /* AL Movie Browser */ #define KEY_DIRECTORY 0x18a #define KEY_LIST 0x18b #define KEY_MEMO 0x18c /* Media Select Messages */ @@ -569,6 +604,9 @@ struct input_keymap_entry { #define KEY_FRAMEFORWARD 0x1b5 #define KEY_CONTEXT_MENU 0x1b6 /* GenDesc - system context menu */ #define KEY_MEDIA_REPEAT 0x1b7 /* Consumer - transport control */ +#define KEY_10CHANNELSUP 0x1b8 /* 10 channels up (10+) */ +#define KEY_10CHANNELSDOWN 0x1b9 /* 10 channels down (10-) */ +#define KEY_IMAGES 0x1ba /* AL Image Browser */ #define KEY_DEL_EOL 0x1c0 #define KEY_DEL_EOS 0x1c1 @@ -624,6 +662,17 @@ struct input_keymap_entry { #define KEY_CAMERA_FOCUS 0x210 #define KEY_WPS_BUTTON 0x211 /* WiFi Protected Setup key */ +#define KEY_TOUCHPAD_TOGGLE 0x212 /* Request switch touchpad on or off */ +#define KEY_TOUCHPAD_ON 0x213 +#define KEY_TOUCHPAD_OFF 0x214 + +#define KEY_CAMERA_ZOOMIN 0x215 +#define KEY_CAMERA_ZOOMOUT 0x216 +#define KEY_CAMERA_UP 0x217 +#define KEY_CAMERA_DOWN 0x218 +#define KEY_CAMERA_LEFT 0x219 +#define KEY_CAMERA_RIGHT 0x21a + #define BTN_TRIGGER_HAPPY 0x2c0 #define BTN_TRIGGER_HAPPY1 0x2c0 #define BTN_TRIGGER_HAPPY2 0x2c1 @@ -733,11 +782,12 @@ struct input_keymap_entry { #define ABS_MT_BLOB_ID 0x38 /* Group a set of packets as a blob */ #define ABS_MT_TRACKING_ID 0x39 /* Unique ID of initiated contact */ #define ABS_MT_PRESSURE 0x3a /* Pressure on contact area */ +#define ABS_MT_DISTANCE 0x3b /* Contact hover distance */ #ifdef __KERNEL__ /* Implementation details, userspace should not care about these */ #define ABS_MT_FIRST ABS_MT_TOUCH_MAJOR -#define ABS_MT_LAST ABS_MT_PRESSURE +#define ABS_MT_LAST ABS_MT_DISTANCE #endif #define ABS_MAX 0x3f @@ -761,6 +811,7 @@ struct input_keymap_entry { #define SW_CAMERA_LENS_COVER 0x09 /* set = lens covered */ #define SW_KEYPAD_SLIDE 0x0a /* set = keypad slide out */ #define SW_FRONT_PROXIMITY 0x0b /* set = front proximity sensor active */ +#define SW_ROTATE_LOCK 0x0c /* set = rotate locked/disabled */ #define SW_MAX 0x0f #define SW_CNT (SW_MAX+1) @@ -848,6 +899,7 @@ struct input_keymap_entry { */ #define MT_TOOL_FINGER 0 #define MT_TOOL_PEN 1 +#define MT_TOOL_MAX 1 /* * Values describing the status of a force-feedback effect @@ -1083,19 +1135,12 @@ struct ff_effect { #include <linux/mod_devicetable.h> /** - * struct input_mt_slot - represents the state of an input MT slot - * @abs: holds current values of ABS_MT axes for this slot - */ -struct input_mt_slot { - int abs[ABS_MT_LAST - ABS_MT_FIRST + 1]; -}; - -/** * struct input_dev - represents an input device * @name: name of the device * @phys: physical path to the device in the system hierarchy * @uniq: unique identification code for the device (if device has it) * @id: id of the device (struct input_id) + * @propbit: bitmap of device properties and quirks * @evbit: bitmap of types of events supported by the device (EV_KEY, * EV_REL, etc.) * @keybit: bitmap of keys/buttons this device has @@ -1118,8 +1163,6 @@ struct input_mt_slot { * sparse keymaps. If not supplied default mechanism will be used. * The method is being called while holding event_lock and thus must * not sleep - * @getkeycode_new: transition method - * @setkeycode_new: transition method * @ff: force feedback structure associated with the device if device * supports force feedback effects * @repeat_key: stores key code of the last key pressed; used to implement @@ -1130,7 +1173,8 @@ struct input_mt_slot { * of tracked contacts * @mtsize: number of MT slots the device uses * @slot: MT slot currently being transmitted - * @absinfo: array of &struct absinfo elements holding information + * @trkid: stores MT tracking ID for the current contact + * @absinfo: array of &struct input_absinfo elements holding information * about absolute axes (current value, min, max, flat, fuzz, * resolution) * @key: reflects current state of device's keys/buttons @@ -1178,6 +1222,8 @@ struct input_dev { const char *uniq; struct input_id id; + unsigned long propbit[BITS_TO_LONGS(INPUT_PROP_CNT)]; + unsigned long evbit[BITS_TO_LONGS(EV_CNT)]; unsigned long keybit[BITS_TO_LONGS(KEY_CNT)]; unsigned long relbit[BITS_TO_LONGS(REL_CNT)]; @@ -1195,14 +1241,10 @@ struct input_dev { void *keycode; int (*setkeycode)(struct input_dev *dev, - unsigned int scancode, unsigned int keycode); + const struct input_keymap_entry *ke, + unsigned int *old_keycode); int (*getkeycode)(struct input_dev *dev, - unsigned int scancode, unsigned int *keycode); - int (*setkeycode_new)(struct input_dev *dev, - const struct input_keymap_entry *ke, - unsigned int *old_keycode); - int (*getkeycode_new)(struct input_dev *dev, - struct input_keymap_entry *ke); + struct input_keymap_entry *ke); struct ff_device *ff; @@ -1214,6 +1256,7 @@ struct input_dev { struct input_mt_slot *mt; int mtsize; int slot; + int trkid; struct input_absinfo *absinfo; @@ -1406,6 +1449,8 @@ static inline void input_set_drvdata(struct input_dev *dev, void *data) int __must_check input_register_device(struct input_dev *); void input_unregister_device(struct input_dev *); +void input_reset_device(struct input_dev *); + int __must_check input_register_handler(struct input_handler *); void input_unregister_handler(struct input_handler *); @@ -1421,7 +1466,7 @@ void input_release_device(struct input_handle *); int input_open_device(struct input_handle *); void input_close_device(struct input_handle *); -int input_flush_device(struct input_handle* handle, struct file* file); +int input_flush_device(struct input_handle *handle, struct file *file); void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value); void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value); @@ -1461,11 +1506,6 @@ static inline void input_mt_sync(struct input_dev *dev) input_event(dev, EV_SYN, SYN_MT_REPORT, 0); } -static inline void input_mt_slot(struct input_dev *dev, int slot) -{ - input_event(dev, EV_ABS, ABS_MT_SLOT, slot); -} - void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code); /** @@ -1578,8 +1618,5 @@ int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file); int input_ff_create_memless(struct input_dev *dev, void *data, int (*play_effect)(struct input_dev *, void *, struct ff_effect *)); -int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots); -void input_mt_destroy_slots(struct input_dev *dev); - #endif #endif diff --git a/include/linux/input/as5011.h b/include/linux/input/as5011.h new file mode 100644 index 000000000000..1affd0ddfa9d --- /dev/null +++ b/include/linux/input/as5011.h @@ -0,0 +1,20 @@ +#ifndef _AS5011_H +#define _AS5011_H + +/* + * Copyright (c) 2010, 2011 Fabien Marteau <fabien.marteau@armadeus.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +struct as5011_platform_data { + unsigned int button_gpio; + unsigned int axis_irq; /* irq number */ + unsigned long axis_irqflags; + char xp, xn; /* threshold for x axis */ + char yp, yn; /* threshold for y axis */ +}; + +#endif /* _AS5011_H */ diff --git a/include/linux/input/bu21013.h b/include/linux/input/bu21013.h index e470d387dd49..05e03284b92a 100644 --- a/include/linux/input/bu21013.h +++ b/include/linux/input/bu21013.h @@ -12,8 +12,6 @@ * @cs_en: pointer to the cs enable function * @cs_dis: pointer to the cs disable function * @irq_read_val: pointer to read the pen irq value function - * @x_max_res: xmax resolution - * @y_max_res: ymax resolution * @touch_x_max: touch x max * @touch_y_max: touch y max * @cs_pin: chip select pin @@ -29,8 +27,6 @@ struct bu21013_platform_device { int (*cs_en)(int reset_pin); int (*cs_dis)(int reset_pin); int (*irq_read_val)(void); - int x_max_res; - int y_max_res; int touch_x_max; int touch_y_max; unsigned int cs_pin; diff --git a/include/linux/input/cma3000.h b/include/linux/input/cma3000.h new file mode 100644 index 000000000000..cbbaac27d311 --- /dev/null +++ b/include/linux/input/cma3000.h @@ -0,0 +1,59 @@ +/* + * VTI CMA3000_Dxx Accelerometer driver + * + * Copyright (C) 2010 Texas Instruments + * Author: Hemanth V <hemanthv@ti.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _LINUX_CMA3000_H +#define _LINUX_CMA3000_H + +#define CMAMODE_DEFAULT 0 +#define CMAMODE_MEAS100 1 +#define CMAMODE_MEAS400 2 +#define CMAMODE_MEAS40 3 +#define CMAMODE_MOTDET 4 +#define CMAMODE_FF100 5 +#define CMAMODE_FF400 6 +#define CMAMODE_POFF 7 + +#define CMARANGE_2G 2000 +#define CMARANGE_8G 8000 + +/** + * struct cma3000_i2c_platform_data - CMA3000 Platform data + * @fuzz_x: Noise on X Axis + * @fuzz_y: Noise on Y Axis + * @fuzz_z: Noise on Z Axis + * @g_range: G range in milli g i.e 2000 or 8000 + * @mode: Operating mode + * @mdthr: Motion detect threshold value + * @mdfftmr: Motion detect and free fall time value + * @ffthr: Free fall threshold value + */ + +struct cma3000_platform_data { + int fuzz_x; + int fuzz_y; + int fuzz_z; + int g_range; + uint8_t mode; + uint8_t mdthr; + uint8_t mdfftmr; + uint8_t ffthr; + unsigned long irqflags; +}; + +#endif diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h index 80352ad6581a..fe7c4b9ae270 100644 --- a/include/linux/input/matrix_keypad.h +++ b/include/linux/input/matrix_keypad.h @@ -4,12 +4,12 @@ #include <linux/types.h> #include <linux/input.h> -#define MATRIX_MAX_ROWS 16 -#define MATRIX_MAX_COLS 16 +#define MATRIX_MAX_ROWS 32 +#define MATRIX_MAX_COLS 32 #define KEY(row, col, val) ((((row) & (MATRIX_MAX_ROWS - 1)) << 24) |\ (((col) & (MATRIX_MAX_COLS - 1)) << 16) |\ - (val & 0xffff)) + ((val) & 0xffff)) #define KEY_ROW(k) (((k) >> 24) & 0xff) #define KEY_COL(k) (((k) >> 16) & 0xff) diff --git a/include/linux/input/mt.h b/include/linux/input/mt.h new file mode 100644 index 000000000000..318bb82325a6 --- /dev/null +++ b/include/linux/input/mt.h @@ -0,0 +1,63 @@ +#ifndef _INPUT_MT_H +#define _INPUT_MT_H + +/* + * Input Multitouch Library + * + * Copyright (c) 2010 Henrik Rydberg + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#include <linux/input.h> + +#define TRKID_MAX 0xffff + +/** + * struct input_mt_slot - represents the state of an input MT slot + * @abs: holds current values of ABS_MT axes for this slot + */ +struct input_mt_slot { + int abs[ABS_MT_LAST - ABS_MT_FIRST + 1]; +}; + +static inline void input_mt_set_value(struct input_mt_slot *slot, + unsigned code, int value) +{ + slot->abs[code - ABS_MT_FIRST] = value; +} + +static inline int input_mt_get_value(const struct input_mt_slot *slot, + unsigned code) +{ + return slot->abs[code - ABS_MT_FIRST]; +} + +int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots); +void input_mt_destroy_slots(struct input_dev *dev); + +static inline int input_mt_new_trkid(struct input_dev *dev) +{ + return dev->trkid++ & TRKID_MAX; +} + +static inline void input_mt_slot(struct input_dev *dev, int slot) +{ + input_event(dev, EV_ABS, ABS_MT_SLOT, slot); +} + +static inline bool input_is_mt_axis(int axis) +{ + return axis == ABS_MT_SLOT || + (axis >= ABS_MT_FIRST && axis <= ABS_MT_LAST); +} + +void input_mt_report_slot_state(struct input_dev *dev, + unsigned int tool_type, bool active); + +void input_mt_report_finger_count(struct input_dev *dev, int count); +void input_mt_report_pointer_emulation(struct input_dev *dev, bool use_count); + +#endif diff --git a/include/linux/intel-gtt.h b/include/linux/intel-gtt.h deleted file mode 100644 index 1d19ab2afa39..000000000000 --- a/include/linux/intel-gtt.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Common Intel AGPGART and GTT definitions. - */ -#ifndef _INTEL_GTT_H -#define _INTEL_GTT_H - -#include <linux/agp_backend.h> - -/* This is for Intel only GTT controls. - * - * Sandybridge: AGP_USER_CACHED_MEMORY default to LLC only - */ - -#define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2) -#define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4) - -/* flag for GFDT type */ -#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) - -#endif diff --git a/include/linux/intel_mid_dma.h b/include/linux/intel_mid_dma.h index d9d08b6269b6..10496bd24c5c 100644 --- a/include/linux/intel_mid_dma.h +++ b/include/linux/intel_mid_dma.h @@ -27,14 +27,7 @@ #include <linux/dmaengine.h> -/*DMA transaction width, src and dstn width would be same -The DMA length must be width aligned, -for 32 bit width the length must be 32 bit (4bytes) aligned only*/ -enum intel_mid_dma_width { - LNW_DMA_WIDTH_8BIT = 0x0, - LNW_DMA_WIDTH_16BIT = 0x1, - LNW_DMA_WIDTH_32BIT = 0x2, -}; +#define DMA_PREP_CIRCULAR_LIST (1 << 10) /*DMA mode configurations*/ enum intel_mid_dma_mode { @@ -69,18 +62,15 @@ enum intel_mid_dma_msize { * @cfg_mode: DMA data transfer mode (per-per/mem-per/mem-mem) * @src_msize: Source DMA burst size * @dst_msize: Dst DMA burst size + * @per_addr: Periphral address * @device_instance: DMA peripheral device instance, we can have multiple * peripheral device connected to single DMAC */ struct intel_mid_dma_slave { - enum dma_data_direction dirn; - enum intel_mid_dma_width src_width; /*width of DMA src txn*/ - enum intel_mid_dma_width dst_width; /*width of DMA dst txn*/ enum intel_mid_dma_hs_mode hs_mode; /*handshaking*/ enum intel_mid_dma_mode cfg_mode; /*mode configuration*/ - enum intel_mid_dma_msize src_msize; /*size if src burst*/ - enum intel_mid_dma_msize dst_msize; /*size of dst burst*/ unsigned int device_instance; /*0, 1 for periphral instance*/ + struct dma_slave_config dma_slave; }; #endif /*__INTEL_MID_DMA_H__*/ diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 01b281646251..6c12989839d9 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -14,6 +14,8 @@ #include <linux/smp.h> #include <linux/percpu.h> #include <linux/hrtimer.h> +#include <linux/kref.h> +#include <linux/workqueue.h> #include <asm/atomic.h> #include <asm/ptrace.h> @@ -55,7 +57,8 @@ * Used by threaded interrupts which need to keep the * irq line disabled until the threaded handler has been run. * IRQF_NO_SUSPEND - Do not disable this IRQ during suspend - * + * IRQF_FORCE_RESUME - Force enable it on resume even if IRQF_NO_SUSPEND is set + * IRQF_NO_THREAD - Interrupt cannot be threaded */ #define IRQF_DISABLED 0x00000020 #define IRQF_SAMPLE_RANDOM 0x00000040 @@ -67,22 +70,10 @@ #define IRQF_IRQPOLL 0x00001000 #define IRQF_ONESHOT 0x00002000 #define IRQF_NO_SUSPEND 0x00004000 +#define IRQF_FORCE_RESUME 0x00008000 +#define IRQF_NO_THREAD 0x00010000 -#define IRQF_TIMER (__IRQF_TIMER | IRQF_NO_SUSPEND) - -/* - * Bits used by threaded handlers: - * IRQTF_RUNTHREAD - signals that the interrupt handler thread should run - * IRQTF_DIED - handler thread died - * IRQTF_WARNED - warning "IRQ_WAKE_THREAD w/o thread_fn" has been printed - * IRQTF_AFFINITY - irq thread is requested to adjust affinity - */ -enum { - IRQTF_RUNTHREAD, - IRQTF_DIED, - IRQTF_WARNED, - IRQTF_AFFINITY, -}; +#define IRQF_TIMER (__IRQF_TIMER | IRQF_NO_SUSPEND | IRQF_NO_THREAD) /* * These values can be returned by request_any_context_irq() and @@ -107,22 +98,24 @@ typedef irqreturn_t (*irq_handler_t)(int, void *); * @next: pointer to the next irqaction for shared interrupts * @irq: interrupt number * @dir: pointer to the proc/irq/NN/name entry - * @thread_fn: interupt handler function for threaded interrupts + * @thread_fn: interrupt handler function for threaded interrupts * @thread: thread pointer for threaded interrupts * @thread_flags: flags related to @thread + * @thread_mask: bitmask for keeping track of @thread activity */ struct irqaction { irq_handler_t handler; unsigned long flags; - const char *name; void *dev_id; struct irqaction *next; int irq; - struct proc_dir_entry *dir; irq_handler_t thread_fn; struct task_struct *thread; unsigned long thread_flags; -}; + unsigned long thread_mask; + const char *name; + struct proc_dir_entry *dir; +} ____cacheline_internodealigned_in_smp; extern irqreturn_t no_action(int cpl, void *dev_id); @@ -240,6 +233,35 @@ extern int irq_can_set_affinity(unsigned int irq); extern int irq_select_affinity(unsigned int irq); extern int irq_set_affinity_hint(unsigned int irq, const struct cpumask *m); + +/** + * struct irq_affinity_notify - context for notification of IRQ affinity changes + * @irq: Interrupt to which notification applies + * @kref: Reference count, for internal use + * @work: Work item, for internal use + * @notify: Function to be called on change. This will be + * called in process context. + * @release: Function to be called on release. This will be + * called in process context. Once registered, the + * structure must only be freed when this function is + * called or later. + */ +struct irq_affinity_notify { + unsigned int irq; + struct kref kref; + struct work_struct work; + void (*notify)(struct irq_affinity_notify *, const cpumask_t *mask); + void (*release)(struct kref *ref); +}; + +extern int +irq_set_affinity_notifier(unsigned int irq, struct irq_affinity_notify *notify); + +static inline void irq_run_affinity_notifiers(void) +{ + flush_scheduled_work(); +} + #else /* CONFIG_SMP */ static inline int irq_set_affinity(unsigned int irq, const struct cpumask *m) @@ -255,7 +277,7 @@ static inline int irq_can_set_affinity(unsigned int irq) static inline int irq_select_affinity(unsigned int irq) { return 0; } static inline int irq_set_affinity_hint(unsigned int irq, - const struct cpumask *m) + const struct cpumask *m) { return -EINVAL; } @@ -314,16 +336,16 @@ static inline void enable_irq_lockdep_irqrestore(unsigned int irq, unsigned long } /* IRQ wakeup (PM) control: */ -extern int set_irq_wake(unsigned int irq, unsigned int on); +extern int irq_set_irq_wake(unsigned int irq, unsigned int on); static inline int enable_irq_wake(unsigned int irq) { - return set_irq_wake(irq, 1); + return irq_set_irq_wake(irq, 1); } static inline int disable_irq_wake(unsigned int irq) { - return set_irq_wake(irq, 0); + return irq_set_irq_wake(irq, 0); } #else /* !CONFIG_GENERIC_HARDIRQS */ @@ -353,6 +375,13 @@ static inline int disable_irq_wake(unsigned int irq) } #endif /* CONFIG_GENERIC_HARDIRQS */ + +#ifdef CONFIG_IRQ_FORCED_THREADING +extern bool force_irqthreads; +#else +#define force_irqthreads (0) +#endif + #ifndef __ARCH_SET_SOFTIRQ_PENDING #define set_softirq_pending(x) (local_softirq_pending() = (x)) #define or_softirq_pending(x) (local_softirq_pending() |= (x)) @@ -385,7 +414,6 @@ enum TASKLET_SOFTIRQ, SCHED_SOFTIRQ, HRTIMER_SOFTIRQ, - RCU_SOFTIRQ, /* Preferable RCU should always be the last softirq */ NR_SOFTIRQS }; @@ -410,7 +438,7 @@ extern void open_softirq(int nr, void (*action)(struct softirq_action *)); extern void softirq_init(void); static inline void __raise_softirq_irqoff(unsigned int nr) { - trace_softirq_raise((struct softirq_action *)(unsigned long)nr, NULL); + trace_softirq_raise(nr); or_softirq_pending(1UL << nr); } @@ -426,6 +454,13 @@ extern void raise_softirq(unsigned int nr); */ DECLARE_PER_CPU(struct list_head [NR_SOFTIRQS], softirq_work_list); +DECLARE_PER_CPU(struct task_struct *, ksoftirqd); + +static inline struct task_struct *this_cpu_ksoftirqd(void) +{ + return this_cpu_read(ksoftirqd); +} + /* Try to send a softirq to a remote cpu. If this cannot be done, the * work will be queued to the local cpu. */ @@ -448,7 +483,7 @@ extern void __send_remote_softirq(struct call_single_data *cp, int cpu, Properties: * If tasklet_schedule() is called, then tasklet is guaranteed to be executed on some cpu at least once after this. - * If the tasklet is already scheduled, but its excecution is still not + * If the tasklet is already scheduled, but its execution is still not started, it will be executed only once. * If this tasklet is already running on another CPU (or schedule is called from tasklet itself), it is rescheduled for later. @@ -645,6 +680,7 @@ static inline void init_irq_proc(void) struct seq_file; int show_interrupts(struct seq_file *p, void *v); +int arch_show_interrupts(struct seq_file *p, int prec); extern int early_irq_init(void); extern int arch_probe_nr_irqs(void); diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h index 7fb592793738..8cdcc2a199ad 100644 --- a/include/linux/io-mapping.h +++ b/include/linux/io-mapping.h @@ -81,8 +81,7 @@ io_mapping_free(struct io_mapping *mapping) /* Atomic map/unmap */ static inline void __iomem * io_mapping_map_atomic_wc(struct io_mapping *mapping, - unsigned long offset, - int slot) + unsigned long offset) { resource_size_t phys_addr; unsigned long pfn; @@ -90,13 +89,13 @@ io_mapping_map_atomic_wc(struct io_mapping *mapping, BUG_ON(offset >= mapping->size); phys_addr = mapping->base + offset; pfn = (unsigned long) (phys_addr >> PAGE_SHIFT); - return iomap_atomic_prot_pfn(pfn, slot, mapping->prot); + return iomap_atomic_prot_pfn(pfn, mapping->prot); } static inline void -io_mapping_unmap_atomic(void __iomem *vaddr, int slot) +io_mapping_unmap_atomic(void __iomem *vaddr) { - iounmap_atomic(vaddr, slot); + iounmap_atomic(vaddr); } static inline void __iomem * @@ -137,14 +136,13 @@ io_mapping_free(struct io_mapping *mapping) /* Atomic map/unmap */ static inline void __iomem * io_mapping_map_atomic_wc(struct io_mapping *mapping, - unsigned long offset, - int slot) + unsigned long offset) { return ((char __force __iomem *) mapping) + offset; } static inline void -io_mapping_unmap_atomic(void __iomem *vaddr, int slot) +io_mapping_unmap_atomic(void __iomem *vaddr) { } diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h index 3e70b21884a9..b2eee896dcbc 100644 --- a/include/linux/iocontext.h +++ b/include/linux/iocontext.h @@ -76,7 +76,6 @@ int put_io_context(struct io_context *ioc); void exit_io_context(struct task_struct *task); struct io_context *get_io_context(gfp_t gfp_flags, int node); struct io_context *alloc_io_context(gfp_t gfp_flags, int node); -void copy_io_context(struct io_context **pdst, struct io_context **psrc); #else static inline void exit_io_context(struct task_struct *task) { diff --git a/include/linux/ioport.h b/include/linux/ioport.h index b22790268b64..e9bb22cba764 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -123,6 +123,7 @@ extern void reserve_region_with_split(struct resource *root, extern struct resource *insert_resource_conflict(struct resource *parent, struct resource *new); extern int insert_resource(struct resource *parent, struct resource *new); extern void insert_resource_expand_to_fit(struct resource *root, struct resource *new); +extern void arch_remove_reservations(struct resource *avail); extern int allocate_resource(struct resource *root, struct resource *new, resource_size_t size, resource_size_t min, resource_size_t max, resource_size_t align, diff --git a/include/linux/ip_vs.h b/include/linux/ip_vs.h index 5f43a3b2e3ad..4deb3834d62c 100644 --- a/include/linux/ip_vs.h +++ b/include/linux/ip_vs.h @@ -89,6 +89,14 @@ #define IP_VS_CONN_F_TEMPLATE 0x1000 /* template, not connection */ #define IP_VS_CONN_F_ONE_PACKET 0x2000 /* forward only one packet */ +#define IP_VS_CONN_F_BACKUP_MASK (IP_VS_CONN_F_FWD_MASK | \ + IP_VS_CONN_F_NOOUTPUT | \ + IP_VS_CONN_F_INACTIVE | \ + IP_VS_CONN_F_SEQ_MASK | \ + IP_VS_CONN_F_NO_CPORT | \ + IP_VS_CONN_F_TEMPLATE \ + ) + /* Flags that are not sent to backup server start from bit 16 */ #define IP_VS_CONN_F_NFCT (1 << 16) /* use netfilter conntrack */ diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h index 51952989ad42..a6d1655f9607 100644 --- a/include/linux/ipc_namespace.h +++ b/include/linux/ipc_namespace.h @@ -5,6 +5,7 @@ #include <linux/idr.h> #include <linux/rwsem.h> #include <linux/notifier.h> +#include <linux/nsproxy.h> /* * ipc namespace events @@ -15,6 +16,7 @@ #define IPCNS_CALLBACK_PRI 0 +struct user_namespace; struct ipc_ids { int in_use; @@ -56,6 +58,8 @@ struct ipc_namespace { unsigned int mq_msg_max; /* initialized to DFLT_MSGMAX */ unsigned int mq_msgsize_max; /* initialized to DFLT_MSGSIZEMAX */ + /* user_ns which owns the ipc ns */ + struct user_namespace *user_ns; }; extern struct ipc_namespace init_ipc_ns; @@ -90,7 +94,7 @@ static inline int mq_init_ns(struct ipc_namespace *ns) { return 0; } #if defined(CONFIG_IPC_NS) extern struct ipc_namespace *copy_ipcs(unsigned long flags, - struct ipc_namespace *ns); + struct task_struct *tsk); static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns) { if (ns) @@ -101,12 +105,12 @@ static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns) extern void put_ipc_ns(struct ipc_namespace *ns); #else static inline struct ipc_namespace *copy_ipcs(unsigned long flags, - struct ipc_namespace *ns) + struct task_struct *tsk) { if (flags & CLONE_NEWIPC) return ERR_PTR(-EINVAL); - return ns; + return tsk->nsproxy->ipc_ns; } static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns) diff --git a/include/linux/ipmi.h b/include/linux/ipmi.h index 65aae34759de..ca85cf894e33 100644 --- a/include/linux/ipmi.h +++ b/include/linux/ipmi.h @@ -111,7 +111,7 @@ struct ipmi_ipmb_addr { * A LAN Address. This is an address to/from a LAN interface bridged * by the BMC, not an address actually out on the LAN. * - * A concious decision was made here to deviate slightly from the IPMI + * A conscious decision was made here to deviate slightly from the IPMI * spec. We do not use rqSWID and rsSWID like it shows in the * message. Instead, we use remote_SWID and local_SWID. This means * that any message (a request or response) from another device will @@ -259,7 +259,7 @@ struct ipmi_recv_msg { void (*done)(struct ipmi_recv_msg *msg); /* Place-holder for the data, don't make any assumptions about - the size or existance of this, since it may change. */ + the size or existence of this, since it may change. */ unsigned char msg_data[IPMI_MAX_MSG_LENGTH]; }; @@ -454,6 +454,44 @@ unsigned int ipmi_addr_length(int addr_type); /* Validate that the given IPMI address is valid. */ int ipmi_validate_addr(struct ipmi_addr *addr, int len); +/* + * How did the IPMI driver find out about the device? + */ +enum ipmi_addr_src { + SI_INVALID = 0, SI_HOTMOD, SI_HARDCODED, SI_SPMI, SI_ACPI, SI_SMBIOS, + SI_PCI, SI_DEVICETREE, SI_DEFAULT +}; + +union ipmi_smi_info_union { + /* + * the acpi_info element is defined for the SI_ACPI + * address type + */ + struct { + void *acpi_handle; + } acpi_info; +}; + +struct ipmi_smi_info { + enum ipmi_addr_src addr_src; + + /* + * Base device for the interface. Don't forget to put this when + * you are done. + */ + struct device *dev; + + /* + * The addr_info provides more detailed info for some IPMI + * devices, depending on the addr_src. Currently only SI_ACPI + * info is provided. + */ + union ipmi_smi_info_union addr_info; +}; + +/* This is to get the private info of ipmi_smi_t */ +extern int ipmi_get_smi_info(int if_num, struct ipmi_smi_info *data); + #endif /* __KERNEL__ */ diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h index 4b48318ac542..906590aa6907 100644 --- a/include/linux/ipmi_smi.h +++ b/include/linux/ipmi_smi.h @@ -39,6 +39,7 @@ #include <linux/module.h> #include <linux/device.h> #include <linux/platform_device.h> +#include <linux/ipmi.h> /* This files describes the interface for IPMI system management interface drivers to bind into the IPMI message handler. */ @@ -86,6 +87,13 @@ struct ipmi_smi_handlers { int (*start_processing)(void *send_info, ipmi_smi_t new_intf); + /* + * Get the detailed private info of the low level interface and store + * it into the structure of ipmi_smi_data. For example: the + * ACPI device handle will be returned for the pnp_acpi IPMI device. + */ + int (*get_smi_info)(void *send_info, struct ipmi_smi_info *data); + /* Called to enqueue an SMI message to be sent. This operation is not allowed to fail. If an error occurs, it should report back the error in a received message. It may diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 8e429d0e0405..0c997767429a 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -364,7 +364,7 @@ struct ipv6_pinfo { __u32 dst_cookie; - struct ipv6_mc_socklist *ipv6_mc_list; + struct ipv6_mc_socklist __rcu *ipv6_mc_list; struct ipv6_ac_socklist *ipv6_ac_list; struct ipv6_fl_socklist *ipv6_fl_list; diff --git a/include/linux/irq.h b/include/linux/irq.h index e9639115dff1..8b4538446636 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -28,61 +28,89 @@ #include <asm/ptrace.h> #include <asm/irq_regs.h> +struct seq_file; struct irq_desc; +struct irq_data; typedef void (*irq_flow_handler_t)(unsigned int irq, struct irq_desc *desc); - +typedef void (*irq_preflow_handler_t)(struct irq_data *data); /* * IRQ line status. * - * Bits 0-7 are reserved for the IRQF_* bits in linux/interrupt.h + * Bits 0-7 are the same as the IRQF_* bits in linux/interrupt.h + * + * IRQ_TYPE_NONE - default, unspecified type + * IRQ_TYPE_EDGE_RISING - rising edge triggered + * IRQ_TYPE_EDGE_FALLING - falling edge triggered + * IRQ_TYPE_EDGE_BOTH - rising and falling edge triggered + * IRQ_TYPE_LEVEL_HIGH - high level triggered + * IRQ_TYPE_LEVEL_LOW - low level triggered + * IRQ_TYPE_LEVEL_MASK - Mask to filter out the level bits + * IRQ_TYPE_SENSE_MASK - Mask for all the above bits + * IRQ_TYPE_PROBE - Special flag for probing in progress * - * IRQ types + * Bits which can be modified via irq_set/clear/modify_status_flags() + * IRQ_LEVEL - Interrupt is level type. Will be also + * updated in the code when the above trigger + * bits are modified via irq_set_irq_type() + * IRQ_PER_CPU - Mark an interrupt PER_CPU. Will protect + * it from affinity setting + * IRQ_NOPROBE - Interrupt cannot be probed by autoprobing + * IRQ_NOREQUEST - Interrupt cannot be requested via + * request_irq() + * IRQ_NOTHREAD - Interrupt cannot be threaded + * IRQ_NOAUTOEN - Interrupt is not automatically enabled in + * request/setup_irq() + * IRQ_NO_BALANCING - Interrupt cannot be balanced (affinity set) + * IRQ_MOVE_PCNTXT - Interrupt can be migrated from process context + * IRQ_NESTED_TRHEAD - Interrupt nests into another thread */ -#define IRQ_TYPE_NONE 0x00000000 /* Default, unspecified type */ -#define IRQ_TYPE_EDGE_RISING 0x00000001 /* Edge rising type */ -#define IRQ_TYPE_EDGE_FALLING 0x00000002 /* Edge falling type */ -#define IRQ_TYPE_EDGE_BOTH (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING) -#define IRQ_TYPE_LEVEL_HIGH 0x00000004 /* Level high type */ -#define IRQ_TYPE_LEVEL_LOW 0x00000008 /* Level low type */ -#define IRQ_TYPE_SENSE_MASK 0x0000000f /* Mask of the above */ -#define IRQ_TYPE_PROBE 0x00000010 /* Probing in progress */ - -/* Internal flags */ -#define IRQ_INPROGRESS 0x00000100 /* IRQ handler active - do not enter! */ -#define IRQ_DISABLED 0x00000200 /* IRQ disabled - do not enter! */ -#define IRQ_PENDING 0x00000400 /* IRQ pending - replay on enable */ -#define IRQ_REPLAY 0x00000800 /* IRQ has been replayed but not acked yet */ -#define IRQ_AUTODETECT 0x00001000 /* IRQ is being autodetected */ -#define IRQ_WAITING 0x00002000 /* IRQ not yet seen - for autodetection */ -#define IRQ_LEVEL 0x00004000 /* IRQ level triggered */ -#define IRQ_MASKED 0x00008000 /* IRQ masked - shouldn't be seen again */ -#define IRQ_PER_CPU 0x00010000 /* IRQ is per CPU */ -#define IRQ_NOPROBE 0x00020000 /* IRQ is not valid for probing */ -#define IRQ_NOREQUEST 0x00040000 /* IRQ cannot be requested */ -#define IRQ_NOAUTOEN 0x00080000 /* IRQ will not be enabled on request irq */ -#define IRQ_WAKEUP 0x00100000 /* IRQ triggers system wakeup */ -#define IRQ_MOVE_PENDING 0x00200000 /* need to re-target IRQ destination */ -#define IRQ_NO_BALANCING 0x00400000 /* IRQ is excluded from balancing */ -#define IRQ_SPURIOUS_DISABLED 0x00800000 /* IRQ was disabled by the spurious trap */ -#define IRQ_MOVE_PCNTXT 0x01000000 /* IRQ migration from process context */ -#define IRQ_AFFINITY_SET 0x02000000 /* IRQ affinity was set from userspace*/ -#define IRQ_SUSPENDED 0x04000000 /* IRQ has gone through suspend sequence */ -#define IRQ_ONESHOT 0x08000000 /* IRQ is not unmasked after hardirq */ -#define IRQ_NESTED_THREAD 0x10000000 /* IRQ is nested into another, no own handler thread */ +enum { + IRQ_TYPE_NONE = 0x00000000, + IRQ_TYPE_EDGE_RISING = 0x00000001, + IRQ_TYPE_EDGE_FALLING = 0x00000002, + IRQ_TYPE_EDGE_BOTH = (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING), + IRQ_TYPE_LEVEL_HIGH = 0x00000004, + IRQ_TYPE_LEVEL_LOW = 0x00000008, + IRQ_TYPE_LEVEL_MASK = (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH), + IRQ_TYPE_SENSE_MASK = 0x0000000f, + + IRQ_TYPE_PROBE = 0x00000010, + + IRQ_LEVEL = (1 << 8), + IRQ_PER_CPU = (1 << 9), + IRQ_NOPROBE = (1 << 10), + IRQ_NOREQUEST = (1 << 11), + IRQ_NOAUTOEN = (1 << 12), + IRQ_NO_BALANCING = (1 << 13), + IRQ_MOVE_PCNTXT = (1 << 14), + IRQ_NESTED_THREAD = (1 << 15), + IRQ_NOTHREAD = (1 << 16), +}; #define IRQF_MODIFY_MASK \ (IRQ_TYPE_SENSE_MASK | IRQ_NOPROBE | IRQ_NOREQUEST | \ - IRQ_NOAUTOEN | IRQ_MOVE_PCNTXT | IRQ_LEVEL) + IRQ_NOAUTOEN | IRQ_MOVE_PCNTXT | IRQ_LEVEL | IRQ_NO_BALANCING | \ + IRQ_PER_CPU | IRQ_NESTED_THREAD) -#ifdef CONFIG_IRQ_PER_CPU -# define CHECK_IRQ_PER_CPU(var) ((var) & IRQ_PER_CPU) -# define IRQ_NO_BALANCING_MASK (IRQ_PER_CPU | IRQ_NO_BALANCING) -#else -# define CHECK_IRQ_PER_CPU(var) 0 -# define IRQ_NO_BALANCING_MASK IRQ_NO_BALANCING -#endif +#define IRQ_NO_BALANCING_MASK (IRQ_PER_CPU | IRQ_NO_BALANCING) + +static inline __deprecated bool CHECK_IRQ_PER_CPU(unsigned int status) +{ + return status & IRQ_PER_CPU; +} + +/* + * Return value for chip->irq_set_affinity() + * + * IRQ_SET_MASK_OK - OK, core updates irq_data.affinity + * IRQ_SET_MASK_NOCPY - OK, chip did update irq_data.affinity + */ +enum { + IRQ_SET_MASK_OK = 0, + IRQ_SET_MASK_OK_NOCOPY, +}; struct msi_desc; @@ -90,6 +118,8 @@ struct msi_desc; * struct irq_data - per irq and irq chip data passed down to chip functions * @irq: interrupt number * @node: node index useful for balancing + * @state_use_accessors: status information for irq chip functions. + * Use accessor functions to deal with it * @chip: low level interrupt hardware access * @handler_data: per-IRQ data for the irq_chip methods * @chip_data: platform-specific per-chip private data for the chip @@ -104,6 +134,7 @@ struct msi_desc; struct irq_data { unsigned int irq; unsigned int node; + unsigned int state_use_accessors; struct irq_chip *chip; void *handler_data; void *chip_data; @@ -113,27 +144,125 @@ struct irq_data { #endif }; +/* + * Bit masks for irq_data.state + * + * IRQD_TRIGGER_MASK - Mask for the trigger type bits + * IRQD_SETAFFINITY_PENDING - Affinity setting is pending + * IRQD_NO_BALANCING - Balancing disabled for this IRQ + * IRQD_PER_CPU - Interrupt is per cpu + * IRQD_AFFINITY_SET - Interrupt affinity was set + * IRQD_LEVEL - Interrupt is level triggered + * IRQD_WAKEUP_STATE - Interrupt is configured for wakeup + * from suspend + * IRDQ_MOVE_PCNTXT - Interrupt can be moved in process + * context + * IRQD_IRQ_DISABLED - Disabled state of the interrupt + * IRQD_IRQ_MASKED - Masked state of the interrupt + * IRQD_IRQ_INPROGRESS - In progress state of the interrupt + */ +enum { + IRQD_TRIGGER_MASK = 0xf, + IRQD_SETAFFINITY_PENDING = (1 << 8), + IRQD_NO_BALANCING = (1 << 10), + IRQD_PER_CPU = (1 << 11), + IRQD_AFFINITY_SET = (1 << 12), + IRQD_LEVEL = (1 << 13), + IRQD_WAKEUP_STATE = (1 << 14), + IRQD_MOVE_PCNTXT = (1 << 15), + IRQD_IRQ_DISABLED = (1 << 16), + IRQD_IRQ_MASKED = (1 << 17), + IRQD_IRQ_INPROGRESS = (1 << 18), +}; + +static inline bool irqd_is_setaffinity_pending(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_SETAFFINITY_PENDING; +} + +static inline bool irqd_is_per_cpu(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_PER_CPU; +} + +static inline bool irqd_can_balance(struct irq_data *d) +{ + return !(d->state_use_accessors & (IRQD_PER_CPU | IRQD_NO_BALANCING)); +} + +static inline bool irqd_affinity_was_set(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_AFFINITY_SET; +} + +static inline void irqd_mark_affinity_was_set(struct irq_data *d) +{ + d->state_use_accessors |= IRQD_AFFINITY_SET; +} + +static inline u32 irqd_get_trigger_type(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_TRIGGER_MASK; +} + +/* + * Must only be called inside irq_chip.irq_set_type() functions. + */ +static inline void irqd_set_trigger_type(struct irq_data *d, u32 type) +{ + d->state_use_accessors &= ~IRQD_TRIGGER_MASK; + d->state_use_accessors |= type & IRQD_TRIGGER_MASK; +} + +static inline bool irqd_is_level_type(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_LEVEL; +} + +static inline bool irqd_is_wakeup_set(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_WAKEUP_STATE; +} + +static inline bool irqd_can_move_in_process_context(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_MOVE_PCNTXT; +} + +static inline bool irqd_irq_disabled(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_IRQ_DISABLED; +} + +static inline bool irqd_irq_masked(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_IRQ_MASKED; +} + +static inline bool irqd_irq_inprogress(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_IRQ_INPROGRESS; +} + +/* + * Functions for chained handlers which can be enabled/disabled by the + * standard disable_irq/enable_irq calls. Must be called with + * irq_desc->lock held. + */ +static inline void irqd_set_chained_irq_inprogress(struct irq_data *d) +{ + d->state_use_accessors |= IRQD_IRQ_INPROGRESS; +} + +static inline void irqd_clr_chained_irq_inprogress(struct irq_data *d) +{ + d->state_use_accessors &= ~IRQD_IRQ_INPROGRESS; +} + /** * struct irq_chip - hardware interrupt chip descriptor * * @name: name for /proc/interrupts - * @startup: deprecated, replaced by irq_startup - * @shutdown: deprecated, replaced by irq_shutdown - * @enable: deprecated, replaced by irq_enable - * @disable: deprecated, replaced by irq_disable - * @ack: deprecated, replaced by irq_ack - * @mask: deprecated, replaced by irq_mask - * @mask_ack: deprecated, replaced by irq_mask_ack - * @unmask: deprecated, replaced by irq_unmask - * @eoi: deprecated, replaced by irq_eoi - * @end: deprecated, will go away with __do_IRQ() - * @set_affinity: deprecated, replaced by irq_set_affinity - * @retrigger: deprecated, replaced by irq_retrigger - * @set_type: deprecated, replaced by irq_set_type - * @set_wake: deprecated, replaced by irq_wake - * @bus_lock: deprecated, replaced by irq_bus_lock - * @bus_sync_unlock: deprecated, replaced by irq_bus_sync_unlock - * * @irq_startup: start up the interrupt (defaults to ->enable if NULL) * @irq_shutdown: shut down the interrupt (defaults to ->disable if NULL) * @irq_enable: enable the interrupt (defaults to chip->unmask if NULL) @@ -149,33 +278,18 @@ struct irq_data { * @irq_set_wake: enable/disable power-management wake-on of an IRQ * @irq_bus_lock: function to lock access to slow bus (i2c) chips * @irq_bus_sync_unlock:function to sync and unlock slow bus (i2c) chips + * @irq_cpu_online: configure an interrupt source for a secondary CPU + * @irq_cpu_offline: un-configure an interrupt source for a secondary CPU + * @irq_suspend: function called from core code on suspend once per chip + * @irq_resume: function called from core code on resume once per chip + * @irq_pm_shutdown: function called from core code on shutdown once per chip + * @irq_print_chip: optional to print special chip info in show_interrupts + * @flags: chip specific flags * * @release: release function solely used by UML */ struct irq_chip { const char *name; -#ifndef CONFIG_GENERIC_HARDIRQS_NO_DEPRECATED - unsigned int (*startup)(unsigned int irq); - void (*shutdown)(unsigned int irq); - void (*enable)(unsigned int irq); - void (*disable)(unsigned int irq); - - void (*ack)(unsigned int irq); - void (*mask)(unsigned int irq); - void (*mask_ack)(unsigned int irq); - void (*unmask)(unsigned int irq); - void (*eoi)(unsigned int irq); - - void (*end)(unsigned int irq); - int (*set_affinity)(unsigned int irq, - const struct cpumask *dest); - int (*retrigger)(unsigned int irq); - int (*set_type)(unsigned int irq, unsigned int flow_type); - int (*set_wake)(unsigned int irq, unsigned int on); - - void (*bus_lock)(unsigned int irq); - void (*bus_sync_unlock)(unsigned int irq); -#endif unsigned int (*irq_startup)(struct irq_data *data); void (*irq_shutdown)(struct irq_data *data); void (*irq_enable)(struct irq_data *data); @@ -195,12 +309,39 @@ struct irq_chip { void (*irq_bus_lock)(struct irq_data *data); void (*irq_bus_sync_unlock)(struct irq_data *data); + void (*irq_cpu_online)(struct irq_data *data); + void (*irq_cpu_offline)(struct irq_data *data); + + void (*irq_suspend)(struct irq_data *data); + void (*irq_resume)(struct irq_data *data); + void (*irq_pm_shutdown)(struct irq_data *data); + + void (*irq_print_chip)(struct irq_data *data, struct seq_file *p); + + unsigned long flags; + /* Currently used only by UML, might disappear one day.*/ #ifdef CONFIG_IRQ_RELEASE_METHOD void (*release)(unsigned int irq, void *dev_id); #endif }; +/* + * irq_chip specific flags + * + * IRQCHIP_SET_TYPE_MASKED: Mask before calling chip.irq_set_type() + * IRQCHIP_EOI_IF_HANDLED: Only issue irq_eoi() when irq was handled + * IRQCHIP_MASK_ON_SUSPEND: Mask non wake irqs in the suspend path + * IRQCHIP_ONOFFLINE_ENABLED: Only call irq_on/off_line callbacks + * when irq enabled + */ +enum { + IRQCHIP_SET_TYPE_MASKED = (1 << 0), + IRQCHIP_EOI_IF_HANDLED = (1 << 1), + IRQCHIP_MASK_ON_SUSPEND = (1 << 2), + IRQCHIP_ONOFFLINE_ENABLED = (1 << 3), +}; + /* This include will go away once we isolated irq_desc usage to core code */ #include <linux/irqdesc.h> @@ -217,27 +358,28 @@ struct irq_chip { # define ARCH_IRQ_INIT_FLAGS 0 #endif -#define IRQ_DEFAULT_INIT_FLAGS (IRQ_DISABLED | ARCH_IRQ_INIT_FLAGS) +#define IRQ_DEFAULT_INIT_FLAGS ARCH_IRQ_INIT_FLAGS struct irqaction; extern int setup_irq(unsigned int irq, struct irqaction *new); extern void remove_irq(unsigned int irq, struct irqaction *act); +extern void irq_cpu_online(void); +extern void irq_cpu_offline(void); +extern int __irq_set_affinity_locked(struct irq_data *data, const struct cpumask *cpumask); + #ifdef CONFIG_GENERIC_HARDIRQS #if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_PENDING_IRQ) -void move_native_irq(int irq); -void move_masked_irq(int irq); +void irq_move_irq(struct irq_data *data); +void irq_move_masked_irq(struct irq_data *data); #else -static inline void move_native_irq(int irq) { } -static inline void move_masked_irq(int irq) { } +static inline void irq_move_irq(struct irq_data *data) { } +static inline void irq_move_masked_irq(struct irq_data *data) { } #endif extern int no_irq_affinity; -/* Handle irq action chains: */ -extern irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action); - /* * Built-in IRQ handlers for various IRQ types, * callable via desc->handle_irq() @@ -245,6 +387,7 @@ extern irqreturn_t handle_IRQ_event(unsigned int irq, struct irqaction *action); extern void handle_level_irq(unsigned int irq, struct irq_desc *desc); extern void handle_fasteoi_irq(unsigned int irq, struct irq_desc *desc); extern void handle_edge_irq(unsigned int irq, struct irq_desc *desc); +extern void handle_edge_eoi_irq(unsigned int irq, struct irq_desc *desc); extern void handle_simple_irq(unsigned int irq, struct irq_desc *desc); extern void handle_percpu_irq(unsigned int irq, struct irq_desc *desc); extern void handle_bad_irq(unsigned int irq, struct irq_desc *desc); @@ -266,39 +409,36 @@ extern struct irq_chip no_irq_chip; extern struct irq_chip dummy_irq_chip; extern void -set_irq_chip_and_handler(unsigned int irq, struct irq_chip *chip, - irq_flow_handler_t handle); -extern void -set_irq_chip_and_handler_name(unsigned int irq, struct irq_chip *chip, +irq_set_chip_and_handler_name(unsigned int irq, struct irq_chip *chip, irq_flow_handler_t handle, const char *name); +static inline void irq_set_chip_and_handler(unsigned int irq, struct irq_chip *chip, + irq_flow_handler_t handle) +{ + irq_set_chip_and_handler_name(irq, chip, handle, NULL); +} + extern void -__set_irq_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, +__irq_set_handler(unsigned int irq, irq_flow_handler_t handle, int is_chained, const char *name); -/* - * Set a highlevel flow handler for a given IRQ: - */ static inline void -set_irq_handler(unsigned int irq, irq_flow_handler_t handle) +irq_set_handler(unsigned int irq, irq_flow_handler_t handle) { - __set_irq_handler(irq, handle, 0, NULL); + __irq_set_handler(irq, handle, 0, NULL); } /* * Set a highlevel chained flow handler for a given IRQ. * (a chained handler is automatically enabled and set to - * IRQ_NOREQUEST and IRQ_NOPROBE) + * IRQ_NOREQUEST, IRQ_NOPROBE, and IRQ_NOTHREAD) */ static inline void -set_irq_chained_handler(unsigned int irq, - irq_flow_handler_t handle) +irq_set_chained_handler(unsigned int irq, irq_flow_handler_t handle) { - __set_irq_handler(irq, handle, 1, NULL); + __irq_set_handler(irq, handle, 1, NULL); } -extern void set_irq_nested_thread(unsigned int irq, int nest); - void irq_modify_status(unsigned int irq, unsigned long clr, unsigned long set); static inline void irq_set_status_flags(unsigned int irq, unsigned long set) @@ -311,16 +451,34 @@ static inline void irq_clear_status_flags(unsigned int irq, unsigned long clr) irq_modify_status(irq, clr, 0); } -static inline void set_irq_noprobe(unsigned int irq) +static inline void irq_set_noprobe(unsigned int irq) { irq_modify_status(irq, 0, IRQ_NOPROBE); } -static inline void set_irq_probe(unsigned int irq) +static inline void irq_set_probe(unsigned int irq) { irq_modify_status(irq, IRQ_NOPROBE, 0); } +static inline void irq_set_nothread(unsigned int irq) +{ + irq_modify_status(irq, 0, IRQ_NOTHREAD); +} + +static inline void irq_set_thread(unsigned int irq) +{ + irq_modify_status(irq, IRQ_NOTHREAD, 0); +} + +static inline void irq_set_nested_thread(unsigned int irq, bool nest) +{ + if (nest) + irq_set_status_flags(irq, IRQ_NESTED_THREAD); + else + irq_clear_status_flags(irq, IRQ_NESTED_THREAD); +} + /* Handle dynamic irq creation and destruction */ extern unsigned int create_irq_nr(unsigned int irq_want, int node); extern int create_irq(void); @@ -337,14 +495,14 @@ static inline void dynamic_irq_init(unsigned int irq) } /* Set/get chip/data for an IRQ: */ -extern int set_irq_chip(unsigned int irq, struct irq_chip *chip); -extern int set_irq_data(unsigned int irq, void *data); -extern int set_irq_chip_data(unsigned int irq, void *data); -extern int set_irq_type(unsigned int irq, unsigned int type); -extern int set_irq_msi(unsigned int irq, struct msi_desc *entry); +extern int irq_set_chip(unsigned int irq, struct irq_chip *chip); +extern int irq_set_handler_data(unsigned int irq, void *data); +extern int irq_set_chip_data(unsigned int irq, void *data); +extern int irq_set_irq_type(unsigned int irq, unsigned int type); +extern int irq_set_msi_desc(unsigned int irq, struct msi_desc *entry); extern struct irq_data *irq_get_irq_data(unsigned int irq); -static inline struct irq_chip *get_irq_chip(unsigned int irq) +static inline struct irq_chip *irq_get_chip(unsigned int irq) { struct irq_data *d = irq_get_irq_data(irq); return d ? d->chip : NULL; @@ -355,7 +513,7 @@ static inline struct irq_chip *irq_data_get_irq_chip(struct irq_data *d) return d->chip; } -static inline void *get_irq_chip_data(unsigned int irq) +static inline void *irq_get_chip_data(unsigned int irq) { struct irq_data *d = irq_get_irq_data(irq); return d ? d->chip_data : NULL; @@ -366,18 +524,18 @@ static inline void *irq_data_get_irq_chip_data(struct irq_data *d) return d->chip_data; } -static inline void *get_irq_data(unsigned int irq) +static inline void *irq_get_handler_data(unsigned int irq) { struct irq_data *d = irq_get_irq_data(irq); return d ? d->handler_data : NULL; } -static inline void *irq_data_get_irq_data(struct irq_data *d) +static inline void *irq_data_get_irq_handler_data(struct irq_data *d) { return d->handler_data; } -static inline struct msi_desc *get_irq_msi(unsigned int irq) +static inline struct msi_desc *irq_get_msi_desc(unsigned int irq) { struct irq_data *d = irq_get_irq_data(irq); return d ? d->msi_desc : NULL; @@ -412,6 +570,150 @@ static inline void irq_free_desc(unsigned int irq) irq_free_descs(irq, 1); } +static inline int irq_reserve_irq(unsigned int irq) +{ + return irq_reserve_irqs(irq, 1); +} + +#ifndef irq_reg_writel +# define irq_reg_writel(val, addr) writel(val, addr) +#endif +#ifndef irq_reg_readl +# define irq_reg_readl(addr) readl(addr) +#endif + +/** + * struct irq_chip_regs - register offsets for struct irq_gci + * @enable: Enable register offset to reg_base + * @disable: Disable register offset to reg_base + * @mask: Mask register offset to reg_base + * @ack: Ack register offset to reg_base + * @eoi: Eoi register offset to reg_base + * @type: Type configuration register offset to reg_base + * @polarity: Polarity configuration register offset to reg_base + */ +struct irq_chip_regs { + unsigned long enable; + unsigned long disable; + unsigned long mask; + unsigned long ack; + unsigned long eoi; + unsigned long type; + unsigned long polarity; +}; + +/** + * struct irq_chip_type - Generic interrupt chip instance for a flow type + * @chip: The real interrupt chip which provides the callbacks + * @regs: Register offsets for this chip + * @handler: Flow handler associated with this chip + * @type: Chip can handle these flow types + * + * A irq_generic_chip can have several instances of irq_chip_type when + * it requires different functions and register offsets for different + * flow types. + */ +struct irq_chip_type { + struct irq_chip chip; + struct irq_chip_regs regs; + irq_flow_handler_t handler; + u32 type; +}; + +/** + * struct irq_chip_generic - Generic irq chip data structure + * @lock: Lock to protect register and cache data access + * @reg_base: Register base address (virtual) + * @irq_base: Interrupt base nr for this chip + * @irq_cnt: Number of interrupts handled by this chip + * @mask_cache: Cached mask register + * @type_cache: Cached type register + * @polarity_cache: Cached polarity register + * @wake_enabled: Interrupt can wakeup from suspend + * @wake_active: Interrupt is marked as an wakeup from suspend source + * @num_ct: Number of available irq_chip_type instances (usually 1) + * @private: Private data for non generic chip callbacks + * @list: List head for keeping track of instances + * @chip_types: Array of interrupt irq_chip_types + * + * Note, that irq_chip_generic can have multiple irq_chip_type + * implementations which can be associated to a particular irq line of + * an irq_chip_generic instance. That allows to share and protect + * state in an irq_chip_generic instance when we need to implement + * different flow mechanisms (level/edge) for it. + */ +struct irq_chip_generic { + raw_spinlock_t lock; + void __iomem *reg_base; + unsigned int irq_base; + unsigned int irq_cnt; + u32 mask_cache; + u32 type_cache; + u32 polarity_cache; + u32 wake_enabled; + u32 wake_active; + unsigned int num_ct; + void *private; + struct list_head list; + struct irq_chip_type chip_types[0]; +}; + +/** + * enum irq_gc_flags - Initialization flags for generic irq chips + * @IRQ_GC_INIT_MASK_CACHE: Initialize the mask_cache by reading mask reg + * @IRQ_GC_INIT_NESTED_LOCK: Set the lock class of the irqs to nested for + * irq chips which need to call irq_set_wake() on + * the parent irq. Usually GPIO implementations + */ +enum irq_gc_flags { + IRQ_GC_INIT_MASK_CACHE = 1 << 0, + IRQ_GC_INIT_NESTED_LOCK = 1 << 1, +}; + +/* Generic chip callback functions */ +void irq_gc_noop(struct irq_data *d); +void irq_gc_mask_disable_reg(struct irq_data *d); +void irq_gc_mask_set_bit(struct irq_data *d); +void irq_gc_mask_clr_bit(struct irq_data *d); +void irq_gc_unmask_enable_reg(struct irq_data *d); +void irq_gc_ack(struct irq_data *d); +void irq_gc_mask_disable_reg_and_ack(struct irq_data *d); +void irq_gc_eoi(struct irq_data *d); +int irq_gc_set_wake(struct irq_data *d, unsigned int on); + +/* Setup functions for irq_chip_generic */ +struct irq_chip_generic * +irq_alloc_generic_chip(const char *name, int nr_ct, unsigned int irq_base, + void __iomem *reg_base, irq_flow_handler_t handler); +void irq_setup_generic_chip(struct irq_chip_generic *gc, u32 msk, + enum irq_gc_flags flags, unsigned int clr, + unsigned int set); +int irq_setup_alt_chip(struct irq_data *d, unsigned int type); +void irq_remove_generic_chip(struct irq_chip_generic *gc, u32 msk, + unsigned int clr, unsigned int set); + +static inline struct irq_chip_type *irq_data_get_chip_type(struct irq_data *d) +{ + return container_of(d->chip, struct irq_chip_type, chip); +} + +#define IRQ_MSK(n) (u32)((n) < 32 ? ((1 << (n)) - 1) : UINT_MAX) + +#ifdef CONFIG_SMP +static inline void irq_gc_lock(struct irq_chip_generic *gc) +{ + raw_spin_lock(&gc->lock); +} + +static inline void irq_gc_unlock(struct irq_chip_generic *gc) +{ + raw_spin_unlock(&gc->lock); +} +#else +static inline void irq_gc_lock(struct irq_chip_generic *gc) { } +static inline void irq_gc_unlock(struct irq_chip_generic *gc) { } +#endif + #endif /* CONFIG_GENERIC_HARDIRQS */ #endif /* !CONFIG_S390 */ diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 979c68cc7458..2d921b35212c 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -8,6 +8,7 @@ * For now it's included from <linux/irq.h> */ +struct irq_affinity_notify; struct proc_dir_entry; struct timer_rand_state; /** @@ -15,53 +16,37 @@ struct timer_rand_state; * @irq_data: per irq and chip data passed down to chip functions * @timer_rand_state: pointer to timer rand state struct * @kstat_irqs: irq stats per cpu - * @handle_irq: highlevel irq-events handler [if NULL, __do_IRQ()] + * @handle_irq: highlevel irq-events handler + * @preflow_handler: handler called before the flow handler (currently used by sparc) * @action: the irq action chain * @status: status information + * @core_internal_state__do_not_mess_with_it: core internal status information * @depth: disable-depth, for nested irq_disable() calls - * @wake_depth: enable depth, for multiple set_irq_wake() callers + * @wake_depth: enable depth, for multiple irq_set_irq_wake() callers * @irq_count: stats field to detect stalled irqs * @last_unhandled: aging timer for unhandled count * @irqs_unhandled: stats field for spurious unhandled interrupts * @lock: locking for SMP + * @affinity_hint: hint to user space for preferred irq affinity + * @affinity_notify: context for notification of affinity changes * @pending_mask: pending rebalanced interrupts + * @threads_oneshot: bitfield to handle shared oneshot threads * @threads_active: number of irqaction threads currently running * @wait_for_threads: wait queue for sync_irq to wait for threaded handlers * @dir: /proc/irq/ procfs entry * @name: flow handler name for /proc/interrupts output */ struct irq_desc { - -#ifdef CONFIG_GENERIC_HARDIRQS_NO_DEPRECATED struct irq_data irq_data; -#else - /* - * This union will go away, once we fixed the direct access to - * irq_desc all over the place. The direct fields are a 1:1 - * overlay of irq_data. - */ - union { - struct irq_data irq_data; - struct { - unsigned int irq; - unsigned int node; - struct irq_chip *chip; - void *handler_data; - void *chip_data; - struct msi_desc *msi_desc; -#ifdef CONFIG_SMP - cpumask_var_t affinity; -#endif - }; - }; -#endif - struct timer_rand_state *timer_rand_state; - unsigned int *kstat_irqs; + unsigned int __percpu *kstat_irqs; irq_flow_handler_t handle_irq; +#ifdef CONFIG_IRQ_PREFLOW_FASTEOI + irq_preflow_handler_t preflow_handler; +#endif struct irqaction *action; /* IRQ action list */ - unsigned int status; /* IRQ status */ - + unsigned int status_use_accessors; + unsigned int core_internal_state__do_not_mess_with_it; unsigned int depth; /* nested irq disables */ unsigned int wake_depth; /* nested wake enables */ unsigned int irq_count; /* For detecting broken IRQs */ @@ -70,10 +55,12 @@ struct irq_desc { raw_spinlock_t lock; #ifdef CONFIG_SMP const struct cpumask *affinity_hint; + struct irq_affinity_notify *affinity_notify; #ifdef CONFIG_GENERIC_PENDING_IRQ cpumask_var_t pending_mask; #endif #endif + unsigned long threads_oneshot; atomic_t threads_active; wait_queue_head_t wait_for_threads; #ifdef CONFIG_PROC_FS @@ -86,26 +73,32 @@ struct irq_desc { extern struct irq_desc irq_desc[NR_IRQS]; #endif -/* Will be removed once the last users in power and sh are gone */ -extern struct irq_desc *irq_to_desc_alloc_node(unsigned int irq, int node); -static inline struct irq_desc *move_irq_desc(struct irq_desc *desc, int node) +#ifdef CONFIG_GENERIC_HARDIRQS + +static inline struct irq_data *irq_desc_get_irq_data(struct irq_desc *desc) { - return desc; + return &desc->irq_data; } -#ifdef CONFIG_GENERIC_HARDIRQS +static inline struct irq_chip *irq_desc_get_chip(struct irq_desc *desc) +{ + return desc->irq_data.chip; +} -#define get_irq_desc_chip(desc) ((desc)->irq_data.chip) -#define get_irq_desc_chip_data(desc) ((desc)->irq_data.chip_data) -#define get_irq_desc_data(desc) ((desc)->irq_data.handler_data) -#define get_irq_desc_msi(desc) ((desc)->irq_data.msi_desc) +static inline void *irq_desc_get_chip_data(struct irq_desc *desc) +{ + return desc->irq_data.chip_data; +} -/* - * Monolithic do_IRQ implementation. - */ -#ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ -extern unsigned int __do_IRQ(unsigned int irq); -#endif +static inline void *irq_desc_get_handler_data(struct irq_desc *desc) +{ + return desc->irq_data.handler_data; +} + +static inline struct msi_desc *irq_desc_get_msi_desc(struct irq_desc *desc) +{ + return desc->irq_data.msi_desc; +} /* * Architectures call this to let the generic IRQ layer @@ -115,20 +108,10 @@ extern unsigned int __do_IRQ(unsigned int irq); */ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *desc) { -#ifdef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ desc->handle_irq(irq, desc); -#else - if (likely(desc->handle_irq)) - desc->handle_irq(irq, desc); - else - __do_IRQ(irq); -#endif } -static inline void generic_handle_irq(unsigned int irq) -{ - generic_handle_irq_desc(irq, irq_to_desc(irq)); -} +int generic_handle_irq(unsigned int irq); /* Test to see if a driver has successfully requested an irq */ static inline int irq_has_action(unsigned int irq) @@ -137,23 +120,56 @@ static inline int irq_has_action(unsigned int irq) return desc->action != NULL; } -static inline int irq_balancing_disabled(unsigned int irq) +/* caller has locked the irq_desc and both params are valid */ +static inline void __irq_set_handler_locked(unsigned int irq, + irq_flow_handler_t handler) { struct irq_desc *desc; desc = irq_to_desc(irq); - return desc->status & IRQ_NO_BALANCING_MASK; + desc->handle_irq = handler; } /* caller has locked the irq_desc and both params are valid */ -static inline void __set_irq_handler_unlocked(int irq, - irq_flow_handler_t handler) +static inline void +__irq_set_chip_handler_name_locked(unsigned int irq, struct irq_chip *chip, + irq_flow_handler_t handler, const char *name) { struct irq_desc *desc; desc = irq_to_desc(irq); + irq_desc_get_irq_data(desc)->chip = chip; desc->handle_irq = handler; + desc->name = name; +} + +static inline int irq_balancing_disabled(unsigned int irq) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + return desc->status_use_accessors & IRQ_NO_BALANCING_MASK; } + +static inline void +irq_set_lockdep_class(unsigned int irq, struct lock_class_key *class) +{ + struct irq_desc *desc = irq_to_desc(irq); + + if (desc) + lockdep_set_class(&desc->lock, class); +} + +#ifdef CONFIG_IRQ_PREFLOW_FASTEOI +static inline void +__irq_set_preflow_handler(unsigned int irq, irq_preflow_handler_t handler) +{ + struct irq_desc *desc; + + desc = irq_to_desc(irq); + desc->preflow_handler = handler; +} +#endif #endif #endif diff --git a/include/linux/irqnr.h b/include/linux/irqnr.h index 05aa8c23483f..3bc4dcab6e82 100644 --- a/include/linux/irqnr.h +++ b/include/linux/irqnr.h @@ -43,7 +43,7 @@ unsigned int irq_get_next_irq(unsigned int offset); else #ifdef CONFIG_SMP -#define irq_node(irq) (irq_to_desc(irq)->node) +#define irq_node(irq) (irq_get_irq_data(irq)->node) #else #define irq_node(irq) 0 #endif diff --git a/include/linux/isdn/hdlc.h b/include/linux/isdn/hdlc.h index 4b3ecc40889a..96521370c782 100644 --- a/include/linux/isdn/hdlc.h +++ b/include/linux/isdn/hdlc.h @@ -2,7 +2,7 @@ * hdlc.h -- General purpose ISDN HDLC decoder. * * Implementation of a HDLC decoder/encoder in software. - * Neccessary because some ISDN devices don't have HDLC + * Necessary because some ISDN devices don't have HDLC * controllers. * * Copyright (C) diff --git a/include/linux/ixjuser.h b/include/linux/ixjuser.h index 88b45895746d..94ab5e942e53 100644 --- a/include/linux/ixjuser.h +++ b/include/linux/ixjuser.h @@ -50,7 +50,7 @@ * IOCTL's used for the Quicknet Telephony Cards * * If you use the IXJCTL_TESTRAM command, the card must be power cycled to -* reset the SRAM values before futher use. +* reset the SRAM values before further use. * ******************************************************************************/ diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 0b52924a0cb6..a32dcaec04e1 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -94,7 +94,7 @@ extern void jbd2_free(void *ptr, size_t size); * * This is an opaque datatype. **/ -typedef struct handle_s handle_t; /* Atomic operation type */ +typedef struct jbd2_journal_handle handle_t; /* Atomic operation type */ /** @@ -395,7 +395,7 @@ struct jbd2_inode { struct inode *i_vfs_inode; /* Flags of inode [j_list_lock] */ - unsigned int i_flags; + unsigned long i_flags; }; struct jbd2_revoke_table_s; @@ -416,7 +416,7 @@ struct jbd2_revoke_table_s; * in so it can be fixed later. */ -struct handle_s +struct jbd2_journal_handle { /* Which compound transaction is this update a part of? */ transaction_t *h_transaction; @@ -432,13 +432,35 @@ struct handle_s int h_err; /* Flags [no locking] */ - unsigned int h_sync: 1; /* sync-on-close */ - unsigned int h_jdata: 1; /* force data journaling */ - unsigned int h_aborted: 1; /* fatal error on handle */ + unsigned int h_sync:1; /* sync-on-close */ + unsigned int h_jdata:1; /* force data journaling */ + unsigned int h_aborted:1; /* fatal error on handle */ + unsigned int h_cowing:1; /* COWing block to snapshot */ + + /* Number of buffers requested by user: + * (before adding the COW credits factor) */ + unsigned int h_base_credits:14; + + /* Number of buffers the user is allowed to dirty: + * (counts only buffers dirtied when !h_cowing) */ + unsigned int h_user_credits:14; + #ifdef CONFIG_DEBUG_LOCK_ALLOC struct lockdep_map h_lockdep_map; #endif + +#ifdef CONFIG_JBD2_DEBUG + /* COW debugging counters: */ + unsigned int h_cow_moved; /* blocks moved to snapshot */ + unsigned int h_cow_copied; /* blocks copied to snapshot */ + unsigned int h_cow_ok_jh; /* blocks already COWed during current + transaction */ + unsigned int h_cow_ok_bitmap; /* blocks not set in COW bitmap */ + unsigned int h_cow_ok_mapped;/* blocks already mapped in snapshot */ + unsigned int h_cow_bitmaps; /* COW bitmaps created */ + unsigned int h_cow_excluded; /* blocks set in exclude bitmap */ +#endif }; @@ -1158,6 +1180,22 @@ static inline void jbd2_free_handle(handle_t *handle) kmem_cache_free(jbd2_handle_cache, handle); } +/* + * jbd2_inode management (optional, for those file systems that want to use + * dynamically allocated jbd2_inode structures) + */ +extern struct kmem_cache *jbd2_inode_cache; + +static inline struct jbd2_inode *jbd2_alloc_inode(gfp_t gfp_flags) +{ + return kmem_cache_alloc(jbd2_inode_cache, gfp_flags); +} + +static inline void jbd2_free_inode(struct jbd2_inode *jinode) +{ + kmem_cache_free(jbd2_inode_cache, jinode); +} + /* Primary revoke support */ #define JOURNAL_REVOKE_DEFAULT_HASH 256 extern int jbd2_journal_init_revoke(journal_t *, int); diff --git a/include/linux/jhash.h b/include/linux/jhash.h index ced1159fa4f2..47cb09edec1a 100644 --- a/include/linux/jhash.h +++ b/include/linux/jhash.h @@ -3,129 +3,156 @@ /* jhash.h: Jenkins hash support. * - * Copyright (C) 1996 Bob Jenkins (bob_jenkins@burtleburtle.net) + * Copyright (C) 2006. Bob Jenkins (bob_jenkins@burtleburtle.net) * * http://burtleburtle.net/bob/hash/ * * These are the credits from Bob's sources: * - * lookup2.c, by Bob Jenkins, December 1996, Public Domain. - * hash(), hash2(), hash3, and mix() are externally useful functions. - * Routines to test the hash are included if SELF_TEST is defined. - * You can use this free for any purpose. It has no warranty. + * lookup3.c, by Bob Jenkins, May 2006, Public Domain. * - * Copyright (C) 2003 David S. Miller (davem@redhat.com) + * These are functions for producing 32-bit hashes for hash table lookup. + * hashword(), hashlittle(), hashlittle2(), hashbig(), mix(), and final() + * are externally useful functions. Routines to test the hash are included + * if SELF_TEST is defined. You can use this free for any purpose. It's in + * the public domain. It has no warranty. + * + * Copyright (C) 2009-2010 Jozsef Kadlecsik (kadlec@blackhole.kfki.hu) * * I've modified Bob's hash to be useful in the Linux kernel, and - * any bugs present are surely my fault. -DaveM + * any bugs present are my fault. + * Jozsef */ +#include <linux/bitops.h> +#include <linux/unaligned/packed_struct.h> + +/* Best hash sizes are of power of two */ +#define jhash_size(n) ((u32)1<<(n)) +/* Mask the hash value, i.e (value & jhash_mask(n)) instead of (value % n) */ +#define jhash_mask(n) (jhash_size(n)-1) + +/* __jhash_mix -- mix 3 32-bit values reversibly. */ +#define __jhash_mix(a, b, c) \ +{ \ + a -= c; a ^= rol32(c, 4); c += b; \ + b -= a; b ^= rol32(a, 6); a += c; \ + c -= b; c ^= rol32(b, 8); b += a; \ + a -= c; a ^= rol32(c, 16); c += b; \ + b -= a; b ^= rol32(a, 19); a += c; \ + c -= b; c ^= rol32(b, 4); b += a; \ +} -/* NOTE: Arguments are modified. */ -#define __jhash_mix(a, b, c) \ -{ \ - a -= b; a -= c; a ^= (c>>13); \ - b -= c; b -= a; b ^= (a<<8); \ - c -= a; c -= b; c ^= (b>>13); \ - a -= b; a -= c; a ^= (c>>12); \ - b -= c; b -= a; b ^= (a<<16); \ - c -= a; c -= b; c ^= (b>>5); \ - a -= b; a -= c; a ^= (c>>3); \ - b -= c; b -= a; b ^= (a<<10); \ - c -= a; c -= b; c ^= (b>>15); \ +/* __jhash_final - final mixing of 3 32-bit values (a,b,c) into c */ +#define __jhash_final(a, b, c) \ +{ \ + c ^= b; c -= rol32(b, 14); \ + a ^= c; a -= rol32(c, 11); \ + b ^= a; b -= rol32(a, 25); \ + c ^= b; c -= rol32(b, 16); \ + a ^= c; a -= rol32(c, 4); \ + b ^= a; b -= rol32(a, 14); \ + c ^= b; c -= rol32(b, 24); \ } -/* The golden ration: an arbitrary value */ -#define JHASH_GOLDEN_RATIO 0x9e3779b9 +/* An arbitrary initial parameter */ +#define JHASH_INITVAL 0xdeadbeef -/* The most generic version, hashes an arbitrary sequence - * of bytes. No alignment or length assumptions are made about - * the input key. +/* jhash - hash an arbitrary key + * @k: sequence of bytes as key + * @length: the length of the key + * @initval: the previous hash, or an arbitray value + * + * The generic version, hashes an arbitrary sequence of bytes. + * No alignment or length assumptions are made about the input key. + * + * Returns the hash value of the key. The result depends on endianness. */ static inline u32 jhash(const void *key, u32 length, u32 initval) { - u32 a, b, c, len; + u32 a, b, c; const u8 *k = key; - len = length; - a = b = JHASH_GOLDEN_RATIO; - c = initval; - - while (len >= 12) { - a += (k[0] +((u32)k[1]<<8) +((u32)k[2]<<16) +((u32)k[3]<<24)); - b += (k[4] +((u32)k[5]<<8) +((u32)k[6]<<16) +((u32)k[7]<<24)); - c += (k[8] +((u32)k[9]<<8) +((u32)k[10]<<16)+((u32)k[11]<<24)); - - __jhash_mix(a,b,c); + /* Set up the internal state */ + a = b = c = JHASH_INITVAL + length + initval; + /* All but the last block: affect some 32 bits of (a,b,c) */ + while (length > 12) { + a += __get_unaligned_cpu32(k); + b += __get_unaligned_cpu32(k + 4); + c += __get_unaligned_cpu32(k + 8); + __jhash_mix(a, b, c); + length -= 12; k += 12; - len -= 12; } - - c += length; - switch (len) { - case 11: c += ((u32)k[10]<<24); - case 10: c += ((u32)k[9]<<16); - case 9 : c += ((u32)k[8]<<8); - case 8 : b += ((u32)k[7]<<24); - case 7 : b += ((u32)k[6]<<16); - case 6 : b += ((u32)k[5]<<8); - case 5 : b += k[4]; - case 4 : a += ((u32)k[3]<<24); - case 3 : a += ((u32)k[2]<<16); - case 2 : a += ((u32)k[1]<<8); - case 1 : a += k[0]; - }; - - __jhash_mix(a,b,c); + /* Last block: affect all 32 bits of (c) */ + /* All the case statements fall through */ + switch (length) { + case 12: c += (u32)k[11]<<24; + case 11: c += (u32)k[10]<<16; + case 10: c += (u32)k[9]<<8; + case 9: c += k[8]; + case 8: b += (u32)k[7]<<24; + case 7: b += (u32)k[6]<<16; + case 6: b += (u32)k[5]<<8; + case 5: b += k[4]; + case 4: a += (u32)k[3]<<24; + case 3: a += (u32)k[2]<<16; + case 2: a += (u32)k[1]<<8; + case 1: a += k[0]; + __jhash_final(a, b, c); + case 0: /* Nothing left to add */ + break; + } return c; } -/* A special optimized version that handles 1 or more of u32s. - * The length parameter here is the number of u32s in the key. +/* jhash2 - hash an array of u32's + * @k: the key which must be an array of u32's + * @length: the number of u32's in the key + * @initval: the previous hash, or an arbitray value + * + * Returns the hash value of the key. */ static inline u32 jhash2(const u32 *k, u32 length, u32 initval) { - u32 a, b, c, len; + u32 a, b, c; - a = b = JHASH_GOLDEN_RATIO; - c = initval; - len = length; + /* Set up the internal state */ + a = b = c = JHASH_INITVAL + (length<<2) + initval; - while (len >= 3) { + /* Handle most of the key */ + while (length > 3) { a += k[0]; b += k[1]; c += k[2]; __jhash_mix(a, b, c); - k += 3; len -= 3; + length -= 3; + k += 3; } - c += length * 4; - - switch (len) { - case 2 : b += k[1]; - case 1 : a += k[0]; - }; - - __jhash_mix(a,b,c); + /* Handle the last 3 u32's: all the case statements fall through */ + switch (length) { + case 3: c += k[2]; + case 2: b += k[1]; + case 1: a += k[0]; + __jhash_final(a, b, c); + case 0: /* Nothing left to add */ + break; + } return c; } -/* A special ultra-optimized versions that knows they are hashing exactly - * 3, 2 or 1 word(s). - * - * NOTE: In particular the "c += length; __jhash_mix(a,b,c);" normally - * done at the end is not done here. - */ +/* jhash_3words - hash exactly 3, 2 or 1 word(s) */ static inline u32 jhash_3words(u32 a, u32 b, u32 c, u32 initval) { - a += JHASH_GOLDEN_RATIO; - b += JHASH_GOLDEN_RATIO; + a += JHASH_INITVAL; + b += JHASH_INITVAL; c += initval; - __jhash_mix(a, b, c); + __jhash_final(a, b, c); return c; } diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index 6811f4bfc6e7..f97672a36fa8 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -42,7 +42,7 @@ /* LATCH is used in the interval timer and ftape setup. */ #define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ) /* For divider */ -/* Suppose we want to devide two numbers NOM and DEN: NOM/DEN, then we can +/* Suppose we want to divide two numbers NOM and DEN: NOM/DEN, then we can * improve accuracy by shifting LSH bits, hence calculating: * (NOM << LSH) / DEN * This however means trouble for large NOM, because (NOM << LSH) may no @@ -307,6 +307,7 @@ extern clock_t jiffies_to_clock_t(long x); extern unsigned long clock_t_to_jiffies(unsigned long x); extern u64 jiffies_64_to_clock_t(u64 x); extern u64 nsec_to_clock_t(u64 x); +extern u64 nsecs_to_jiffies64(u64 n); extern unsigned long nsecs_to_jiffies(u64 n); #define TIMESTAMP_SIZE 30 diff --git a/include/linux/journal-head.h b/include/linux/journal-head.h index 525aac3c97df..44e95d0a721f 100644 --- a/include/linux/journal-head.h +++ b/include/linux/journal-head.h @@ -41,6 +41,13 @@ struct journal_head { unsigned b_modified; /* + * This feild tracks the last transaction id in which this buffer + * has been cowed + * [jbd_lock_bh_state()] + */ + unsigned b_cow_tid; + + /* * Copy of the buffer data frozen for writing to the log. * [jbd_lock_bh_state()] */ diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h index b67cb180e6e9..83e745f3ead7 100644 --- a/include/linux/jump_label.h +++ b/include/linux/jump_label.h @@ -1,74 +1,102 @@ #ifndef _LINUX_JUMP_LABEL_H #define _LINUX_JUMP_LABEL_H -#if defined(CC_HAVE_ASM_GOTO) && defined(CONFIG_HAVE_ARCH_JUMP_LABEL) +#include <linux/types.h> +#include <linux/compiler.h> + +#if defined(CC_HAVE_ASM_GOTO) && defined(CONFIG_JUMP_LABEL) + +struct jump_label_key { + atomic_t enabled; + struct jump_entry *entries; +#ifdef CONFIG_MODULES + struct jump_label_mod *next; +#endif +}; + # include <asm/jump_label.h> # define HAVE_JUMP_LABEL #endif enum jump_label_type { + JUMP_LABEL_DISABLE = 0, JUMP_LABEL_ENABLE, - JUMP_LABEL_DISABLE }; struct module; #ifdef HAVE_JUMP_LABEL +#ifdef CONFIG_MODULES +#define JUMP_LABEL_INIT {{ 0 }, NULL, NULL} +#else +#define JUMP_LABEL_INIT {{ 0 }, NULL} +#endif + +static __always_inline bool static_branch(struct jump_label_key *key) +{ + return arch_static_branch(key); +} + extern struct jump_entry __start___jump_table[]; extern struct jump_entry __stop___jump_table[]; +extern void jump_label_lock(void); +extern void jump_label_unlock(void); extern void arch_jump_label_transform(struct jump_entry *entry, enum jump_label_type type); extern void arch_jump_label_text_poke_early(jump_label_t addr); -extern void jump_label_update(unsigned long key, enum jump_label_type type); -extern void jump_label_apply_nops(struct module *mod); extern int jump_label_text_reserved(void *start, void *end); +extern void jump_label_inc(struct jump_label_key *key); +extern void jump_label_dec(struct jump_label_key *key); +extern bool jump_label_enabled(struct jump_label_key *key); +extern void jump_label_apply_nops(struct module *mod); + +#else -#define jump_label_enable(key) \ - jump_label_update((unsigned long)key, JUMP_LABEL_ENABLE); +#include <asm/atomic.h> -#define jump_label_disable(key) \ - jump_label_update((unsigned long)key, JUMP_LABEL_DISABLE); +#define JUMP_LABEL_INIT {ATOMIC_INIT(0)} -#else +struct jump_label_key { + atomic_t enabled; +}; -#define JUMP_LABEL(key, label) \ -do { \ - if (unlikely(*key)) \ - goto label; \ -} while (0) +static __always_inline bool static_branch(struct jump_label_key *key) +{ + if (unlikely(atomic_read(&key->enabled))) + return true; + return false; +} -#define jump_label_enable(cond_var) \ -do { \ - *(cond_var) = 1; \ -} while (0) +static inline void jump_label_inc(struct jump_label_key *key) +{ + atomic_inc(&key->enabled); +} -#define jump_label_disable(cond_var) \ -do { \ - *(cond_var) = 0; \ -} while (0) +static inline void jump_label_dec(struct jump_label_key *key) +{ + atomic_dec(&key->enabled); +} -static inline int jump_label_apply_nops(struct module *mod) +static inline int jump_label_text_reserved(void *start, void *end) { return 0; } -static inline int jump_label_text_reserved(void *start, void *end) +static inline void jump_label_lock(void) {} +static inline void jump_label_unlock(void) {} + +static inline bool jump_label_enabled(struct jump_label_key *key) +{ + return !!atomic_read(&key->enabled); +} + +static inline int jump_label_apply_nops(struct module *mod) { return 0; } #endif -#define COND_STMT(key, stmt) \ -do { \ - __label__ jl_enabled; \ - JUMP_LABEL(key, jl_enabled); \ - if (0) { \ -jl_enabled: \ - stmt; \ - } \ -} while (0) - #endif diff --git a/include/linux/jump_label_ref.h b/include/linux/jump_label_ref.h deleted file mode 100644 index e5d012ad92c6..000000000000 --- a/include/linux/jump_label_ref.h +++ /dev/null @@ -1,44 +0,0 @@ -#ifndef _LINUX_JUMP_LABEL_REF_H -#define _LINUX_JUMP_LABEL_REF_H - -#include <linux/jump_label.h> -#include <asm/atomic.h> - -#ifdef HAVE_JUMP_LABEL - -static inline void jump_label_inc(atomic_t *key) -{ - if (atomic_add_return(1, key) == 1) - jump_label_enable(key); -} - -static inline void jump_label_dec(atomic_t *key) -{ - if (atomic_dec_and_test(key)) - jump_label_disable(key); -} - -#else /* !HAVE_JUMP_LABEL */ - -static inline void jump_label_inc(atomic_t *key) -{ - atomic_inc(key); -} - -static inline void jump_label_dec(atomic_t *key) -{ - atomic_dec(key); -} - -#undef JUMP_LABEL -#define JUMP_LABEL(key, label) \ -do { \ - if (unlikely(__builtin_choose_expr( \ - __builtin_types_compatible_p(typeof(key), atomic_t *), \ - atomic_read((atomic_t *)(key)), *(key)))) \ - goto label; \ -} while (0) - -#endif /* HAVE_JUMP_LABEL */ - -#endif /* _LINUX_JUMP_LABEL_REF_H */ diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h index d8e9b3d1c23c..0df513b7a9f8 100644 --- a/include/linux/kallsyms.h +++ b/include/linux/kallsyms.h @@ -36,6 +36,7 @@ const char *kallsyms_lookup(unsigned long addr, /* Look up a kernel symbol and return it in a text buffer. */ extern int sprint_symbol(char *buffer, unsigned long address); +extern int sprint_backtrace(char *buffer, unsigned long address); /* Look up a kernel symbol and print it to the kernel messages. */ extern void __print_symbol(const char *fmt, unsigned long address); @@ -79,6 +80,12 @@ static inline int sprint_symbol(char *buffer, unsigned long addr) return 0; } +static inline int sprint_backtrace(char *buffer, unsigned long addr) +{ + *buffer = '\0'; + return 0; +} + static inline int lookup_symbol_name(unsigned long addr, char *symname) { return -ERANGE; diff --git a/include/linux/kbd_kern.h b/include/linux/kbd_kern.h index 506ad20c18f8..ec2d17bc1f1e 100644 --- a/include/linux/kbd_kern.h +++ b/include/linux/kbd_kern.h @@ -50,11 +50,12 @@ struct kbd_struct { #define VC_CAPSLOCK 2 /* capslock mode */ #define VC_KANALOCK 3 /* kanalock mode */ - unsigned char kbdmode:2; /* one 2-bit value */ + unsigned char kbdmode:3; /* one 3-bit value */ #define VC_XLATE 0 /* translate keycodes using keymap */ #define VC_MEDIUMRAW 1 /* medium raw (keycode) mode */ #define VC_RAW 2 /* raw (scancode) mode */ #define VC_UNICODE 3 /* Unicode mode */ +#define VC_OFF 4 /* disabled mode */ unsigned char modeflags:5; #define VC_APPLIC 0 /* application key mode */ @@ -158,7 +159,7 @@ static inline void con_schedule_flip(struct tty_struct *t) if (t->buf.tail != NULL) t->buf.tail->commit = t->buf.tail->used; spin_unlock_irqrestore(&t->buf.lock, flags); - schedule_delayed_work(&t->buf.work, 0); + schedule_work(&t->buf.work); } #endif diff --git a/include/linux/kd.h b/include/linux/kd.h index 15f2853ea58f..c36d8476db55 100644 --- a/include/linux/kd.h +++ b/include/linux/kd.h @@ -81,6 +81,7 @@ struct unimapinit { #define K_XLATE 0x01 #define K_MEDIUMRAW 0x02 #define K_UNICODE 0x03 +#define K_OFF 0x04 #define KDGKBMODE 0x4B44 /* gets current keyboard mode */ #define KDSKBMODE 0x4B45 /* sets current keyboard mode */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index edef168a0406..f37ba716ef8b 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -17,13 +17,11 @@ #include <linux/bitops.h> #include <linux/log2.h> #include <linux/typecheck.h> +#include <linux/printk.h> #include <linux/dynamic_debug.h> #include <asm/byteorder.h> #include <asm/bug.h> -extern const char linux_banner[]; -extern const char linux_proc_banner[]; - #define USHRT_MAX ((u16)(~0U)) #define SHRT_MAX ((s16)(USHRT_MAX>>1)) #define SHRT_MIN ((s16)(-SHRT_MAX - 1)) @@ -58,9 +56,11 @@ extern const char linux_proc_banner[]; #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) + +/* The `const' in roundup() prevents gcc-3.3 from calling __divdi3 */ #define roundup(x, y) ( \ { \ - typeof(y) __y = y; \ + const typeof(y) __y = y; \ (((x) + (__y - 1)) / __y) * __y; \ } \ ) @@ -110,31 +110,6 @@ extern const char linux_proc_banner[]; */ #define lower_32_bits(n) ((u32)(n)) -#define KERN_EMERG "<0>" /* system is unusable */ -#define KERN_ALERT "<1>" /* action must be taken immediately */ -#define KERN_CRIT "<2>" /* critical conditions */ -#define KERN_ERR "<3>" /* error conditions */ -#define KERN_WARNING "<4>" /* warning conditions */ -#define KERN_NOTICE "<5>" /* normal but significant condition */ -#define KERN_INFO "<6>" /* informational */ -#define KERN_DEBUG "<7>" /* debug-level messages */ - -/* Use the default kernel loglevel */ -#define KERN_DEFAULT "<d>" -/* - * Annotation for a "continued" line of log printout (only done after a - * line that had no enclosing \n). Only to be used by core/arch code - * during early bootup (a continued line is not SMP-safe otherwise). - */ -#define KERN_CONT "<c>" - -extern int console_printk[]; - -#define console_loglevel (console_printk[0]) -#define default_message_loglevel (console_printk[1]) -#define minimum_console_loglevel (console_printk[2]) -#define default_console_loglevel (console_printk[3]) - struct completion; struct pt_regs; struct user; @@ -168,8 +143,26 @@ extern int _cond_resched(void); #define might_sleep_if(cond) do { if (cond) might_sleep(); } while (0) -#define abs(x) ({ \ - long __x = (x); \ +/* + * abs() handles unsigned and signed longs, ints, shorts and chars. For all + * input types abs() returns a signed long. + * abs() should not be used for 64-bit types (s64, u64, long long) - use abs64() + * for those. + */ +#define abs(x) ({ \ + long ret; \ + if (sizeof(x) == sizeof(long)) { \ + long __x = (x); \ + ret = (__x < 0) ? -__x : __x; \ + } else { \ + int __x = (x); \ + ret = (__x < 0) ? -__x : __x; \ + } \ + ret; \ + }) + +#define abs64(x) ({ \ + s64 __x = (x); \ (__x < 0) ? -__x : __x; \ }) @@ -182,11 +175,6 @@ static inline void might_fault(void) } #endif -struct va_format { - const char *fmt; - va_list *va; -}; - extern struct atomic_notifier_head panic_notifier_list; extern long (*panic_blink)(int state); NORET_TYPE void panic(const char * fmt, ...) @@ -199,14 +187,76 @@ NORET_TYPE void do_exit(long error_code) ATTRIB_NORET; NORET_TYPE void complete_and_exit(struct completion *, long) ATTRIB_NORET; + +/* Internal, do not use. */ +int __must_check _kstrtoul(const char *s, unsigned int base, unsigned long *res); +int __must_check _kstrtol(const char *s, unsigned int base, long *res); + +int __must_check kstrtoull(const char *s, unsigned int base, unsigned long long *res); +int __must_check kstrtoll(const char *s, unsigned int base, long long *res); +static inline int __must_check kstrtoul(const char *s, unsigned int base, unsigned long *res) +{ + /* + * We want to shortcut function call, but + * __builtin_types_compatible_p(unsigned long, unsigned long long) = 0. + */ + if (sizeof(unsigned long) == sizeof(unsigned long long) && + __alignof__(unsigned long) == __alignof__(unsigned long long)) + return kstrtoull(s, base, (unsigned long long *)res); + else + return _kstrtoul(s, base, res); +} + +static inline int __must_check kstrtol(const char *s, unsigned int base, long *res) +{ + /* + * We want to shortcut function call, but + * __builtin_types_compatible_p(long, long long) = 0. + */ + if (sizeof(long) == sizeof(long long) && + __alignof__(long) == __alignof__(long long)) + return kstrtoll(s, base, (long long *)res); + else + return _kstrtol(s, base, res); +} + +int __must_check kstrtouint(const char *s, unsigned int base, unsigned int *res); +int __must_check kstrtoint(const char *s, unsigned int base, int *res); + +static inline int __must_check kstrtou64(const char *s, unsigned int base, u64 *res) +{ + return kstrtoull(s, base, res); +} + +static inline int __must_check kstrtos64(const char *s, unsigned int base, s64 *res) +{ + return kstrtoll(s, base, res); +} + +static inline int __must_check kstrtou32(const char *s, unsigned int base, u32 *res) +{ + return kstrtouint(s, base, res); +} + +static inline int __must_check kstrtos32(const char *s, unsigned int base, s32 *res) +{ + return kstrtoint(s, base, res); +} + +int __must_check kstrtou16(const char *s, unsigned int base, u16 *res); +int __must_check kstrtos16(const char *s, unsigned int base, s16 *res); +int __must_check kstrtou8(const char *s, unsigned int base, u8 *res); +int __must_check kstrtos8(const char *s, unsigned int base, s8 *res); + extern unsigned long simple_strtoul(const char *,char **,unsigned int); extern long simple_strtol(const char *,char **,unsigned int); extern unsigned long long simple_strtoull(const char *,char **,unsigned int); extern long long simple_strtoll(const char *,char **,unsigned int); -extern int strict_strtoul(const char *, unsigned int, unsigned long *); -extern int strict_strtol(const char *, unsigned int, long *); -extern int strict_strtoull(const char *, unsigned int, unsigned long long *); -extern int strict_strtoll(const char *, unsigned int, long long *); +#define strict_strtoul kstrtoul +#define strict_strtol kstrtol +#define strict_strtoull kstrtoull +#define strict_strtoll kstrtoll + extern int sprintf(char * buf, const char * fmt, ...) __attribute__ ((format (printf, 2, 3))); extern int vsprintf(char *buf, const char *, va_list) @@ -233,6 +283,7 @@ extern char *get_options(const char *str, int nints, int *ints); extern unsigned long long memparse(const char *ptr, char **retptr); extern int core_kernel_text(unsigned long addr); +extern int core_kernel_data(unsigned long addr); extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); extern int func_ptr_is_kernel_text(void *ptr); @@ -240,109 +291,8 @@ extern int func_ptr_is_kernel_text(void *ptr); struct pid; extern struct pid *session_of_pgrp(struct pid *pgrp); -/* - * FW_BUG - * Add this to a message where you are sure the firmware is buggy or behaves - * really stupid or out of spec. Be aware that the responsible BIOS developer - * should be able to fix this issue or at least get a concrete idea of the - * problem by reading your message without the need of looking at the kernel - * code. - * - * Use it for definite and high priority BIOS bugs. - * - * FW_WARN - * Use it for not that clear (e.g. could the kernel messed up things already?) - * and medium priority BIOS bugs. - * - * FW_INFO - * Use this one if you want to tell the user or vendor about something - * suspicious, but generally harmless related to the firmware. - * - * Use it for information or very low priority BIOS bugs. - */ -#define FW_BUG "[Firmware Bug]: " -#define FW_WARN "[Firmware Warn]: " -#define FW_INFO "[Firmware Info]: " - -/* - * HW_ERR - * Add this to a message for hardware errors, so that user can report - * it to hardware vendor instead of LKML or software vendor. - */ -#define HW_ERR "[Hardware Error]: " - -#ifdef CONFIG_PRINTK -asmlinkage int vprintk(const char *fmt, va_list args) - __attribute__ ((format (printf, 1, 0))); -asmlinkage int printk(const char * fmt, ...) - __attribute__ ((format (printf, 1, 2))) __cold; - -extern int __printk_ratelimit(const char *func); -#define printk_ratelimit() __printk_ratelimit(__func__) -extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, - unsigned int interval_msec); - -extern int printk_delay_msec; - -/* - * Print a one-time message (analogous to WARN_ONCE() et al): - */ -#define printk_once(x...) ({ \ - static bool __print_once; \ - \ - if (!__print_once) { \ - __print_once = true; \ - printk(x); \ - } \ -}) - -void log_buf_kexec_setup(void); -#else -static inline int vprintk(const char *s, va_list args) - __attribute__ ((format (printf, 1, 0))); -static inline int vprintk(const char *s, va_list args) { return 0; } -static inline int printk(const char *s, ...) - __attribute__ ((format (printf, 1, 2))); -static inline int __cold printk(const char *s, ...) { return 0; } -static inline int printk_ratelimit(void) { return 0; } -static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, \ - unsigned int interval_msec) \ - { return false; } - -/* No effect, but we still get type checking even in the !PRINTK case: */ -#define printk_once(x...) printk(x) - -static inline void log_buf_kexec_setup(void) -{ -} -#endif - -/* - * Dummy printk for disabled debugging statements to use whilst maintaining - * gcc's format and side-effect checking. - */ -static inline __attribute__ ((format (printf, 1, 2))) -int no_printk(const char *s, ...) { return 0; } - -extern int printk_needs_cpu(int cpu); -extern void printk_tick(void); - -extern void asmlinkage __attribute__((format(printf, 1, 2))) - early_printk(const char *fmt, ...); - unsigned long int_sqrt(unsigned long); -static inline void console_silent(void) -{ - console_loglevel = 0; -} - -static inline void console_verbose(void) -{ - if (console_loglevel) - console_loglevel = 15; -} - extern void bust_spinlocks(int yes); extern void wake_up_klogd(void); extern int oops_in_progress; /* If set, an oops, panic(), BUG() or die() is in progress */ @@ -356,6 +306,8 @@ extern int test_taint(unsigned flag); extern unsigned long get_taint(void); extern int root_mountflags; +extern bool early_boot_irqs_disabled; + /* Values used for system_state */ extern enum system_states { SYSTEM_BOOTING, @@ -379,22 +331,6 @@ extern enum system_states { #define TAINT_CRAP 10 #define TAINT_FIRMWARE_WORKAROUND 11 -extern void dump_stack(void) __cold; - -enum { - DUMP_PREFIX_NONE, - DUMP_PREFIX_ADDRESS, - DUMP_PREFIX_OFFSET -}; -extern void hex_dump_to_buffer(const void *buf, size_t len, - int rowsize, int groupsize, - char *linebuf, size_t linebuflen, bool ascii); -extern void print_hex_dump(const char *level, const char *prefix_str, - int prefix_type, int rowsize, int groupsize, - const void *buf, size_t len, bool ascii); -extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, - const void *buf, size_t len); - extern const char hex_asc[]; #define hex_asc_lo(x) hex_asc[((x) & 0x0f)] #define hex_asc_hi(x) hex_asc[((x) & 0xf0) >> 4] @@ -407,94 +343,7 @@ static inline char *pack_hex_byte(char *buf, u8 byte) } extern int hex_to_bin(char ch); - -#ifndef pr_fmt -#define pr_fmt(fmt) fmt -#endif - -#define pr_emerg(fmt, ...) \ - printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) -#define pr_alert(fmt, ...) \ - printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) -#define pr_crit(fmt, ...) \ - printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) -#define pr_err(fmt, ...) \ - printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) -#define pr_warning(fmt, ...) \ - printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) -#define pr_warn pr_warning -#define pr_notice(fmt, ...) \ - printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) -#define pr_info(fmt, ...) \ - printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) -#define pr_cont(fmt, ...) \ - printk(KERN_CONT fmt, ##__VA_ARGS__) - -/* pr_devel() should produce zero code unless DEBUG is defined */ -#ifdef DEBUG -#define pr_devel(fmt, ...) \ - printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) -#else -#define pr_devel(fmt, ...) \ - ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) -#endif - -/* If you are writing a driver, please use dev_dbg instead */ -#if defined(DEBUG) -#define pr_debug(fmt, ...) \ - printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) -#elif defined(CONFIG_DYNAMIC_DEBUG) -/* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */ -#define pr_debug(fmt, ...) \ - dynamic_pr_debug(fmt, ##__VA_ARGS__) -#else -#define pr_debug(fmt, ...) \ - ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) -#endif - -/* - * ratelimited messages with local ratelimit_state, - * no local ratelimit_state used in the !PRINTK case - */ -#ifdef CONFIG_PRINTK -#define printk_ratelimited(fmt, ...) ({ \ - static DEFINE_RATELIMIT_STATE(_rs, \ - DEFAULT_RATELIMIT_INTERVAL, \ - DEFAULT_RATELIMIT_BURST); \ - \ - if (__ratelimit(&_rs)) \ - printk(fmt, ##__VA_ARGS__); \ -}) -#else -/* No effect, but we still get type checking even in the !PRINTK case: */ -#define printk_ratelimited printk -#endif - -#define pr_emerg_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) -#define pr_alert_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) -#define pr_crit_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) -#define pr_err_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) -#define pr_warning_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) -#define pr_warn_ratelimited pr_warning_ratelimited -#define pr_notice_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) -#define pr_info_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) -/* no pr_cont_ratelimited, don't do that... */ -/* If you are writing a driver, please use dev_dbg instead */ -#if defined(DEBUG) -#define pr_debug_ratelimited(fmt, ...) \ - printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) -#else -#define pr_debug_ratelimited(fmt, ...) \ - ({ if (0) printk_ratelimited(KERN_DEBUG pr_fmt(fmt), \ - ##__VA_ARGS__); 0; }) -#endif +extern void hex2bin(u8 *dst, const char *src, size_t count); /* * General tracing related utility functions - trace_printk(), @@ -651,6 +500,24 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { } (void) (&_max1 == &_max2); \ _max1 > _max2 ? _max1 : _max2; }) +#define min3(x, y, z) ({ \ + typeof(x) _min1 = (x); \ + typeof(y) _min2 = (y); \ + typeof(z) _min3 = (z); \ + (void) (&_min1 == &_min2); \ + (void) (&_min1 == &_min3); \ + _min1 < _min2 ? (_min1 < _min3 ? _min1 : _min3) : \ + (_min2 < _min3 ? _min2 : _min3); }) + +#define max3(x, y, z) ({ \ + typeof(x) _max1 = (x); \ + typeof(y) _max2 = (y); \ + typeof(z) _max3 = (z); \ + (void) (&_max1 == &_max2); \ + (void) (&_max1 == &_max3); \ + _max1 > _max2 ? (_max1 > _max3 ? _max1 : _max3) : \ + (_max2 > _max3 ? _max2 : _max3); }) + /** * min_not_zero - return the minimum that is _not_ zero, unless both are zero * @x: value1 @@ -771,12 +638,6 @@ struct sysinfo { char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */ }; -/* Force a compilation error if condition is true */ -#define BUILD_BUG_ON(condition) ((void)BUILD_BUG_ON_ZERO(condition)) - -/* Force a compilation error if condition is constant and true */ -#define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)])) - /* Force a compilation error if a constant expression is not a power of 2 */ #define BUILD_BUG_ON_NOT_POWER_OF_2(n) \ BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0)) @@ -788,6 +649,32 @@ struct sysinfo { #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); })) #define BUILD_BUG_ON_NULL(e) ((void *)sizeof(struct { int:-!!(e); })) +/** + * BUILD_BUG_ON - break compile if a condition is true. + * @condition: the condition which the compiler should know is false. + * + * If you have some code which relies on certain constants being equal, or + * other compile-time-evaluated condition, you should use BUILD_BUG_ON to + * detect if someone changes it. + * + * The implementation uses gcc's reluctance to create a negative array, but + * gcc (as of 4.4) only emits that error for obvious cases (eg. not arguments + * to inline functions). So as a fallback we use the optimizer; if it can't + * prove the condition is false, it will cause a link error on the undefined + * "__build_bug_on_failed". This error message can be harder to track down + * though, hence the two different methods. + */ +#ifndef __OPTIMIZE__ +#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) +#else +extern int __build_bug_on_failed; +#define BUILD_BUG_ON(condition) \ + do { \ + ((void)sizeof(char[1 - 2*!!(condition)])); \ + if (condition) __build_bug_on_failed = 1; \ + } while(0) +#endif + /* Trap pasters of __FUNCTION__ at compile-time */ #define __FUNCTION__ (__func__) @@ -798,6 +685,13 @@ struct sysinfo { #define NUMA_BUILD 0 #endif +/* This helps us avoid #ifdef CONFIG_COMPACTION */ +#ifdef CONFIG_COMPACTION +#define COMPACTION_BUILD 1 +#else +#define COMPACTION_BUILD 0 +#endif + /* Rebuild everything on CONFIG_FTRACE_MCOUNT_RECORD */ #ifdef CONFIG_FTRACE_MCOUNT_RECORD # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index c059044bc6dc..0cce2db580c3 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -33,6 +33,7 @@ struct kernel_stat { #ifndef CONFIG_GENERIC_HARDIRQS unsigned int irqs[NR_IRQS]; #endif + unsigned long irqs_sum; unsigned int softirqs[NR_SOFTIRQS]; }; @@ -45,15 +46,14 @@ DECLARE_PER_CPU(struct kernel_stat, kstat); extern unsigned long long nr_context_switches(void); #ifndef CONFIG_GENERIC_HARDIRQS -#define kstat_irqs_this_cpu(irq) \ - (kstat_this_cpu.irqs[irq]) struct irq_desc; static inline void kstat_incr_irqs_this_cpu(unsigned int irq, struct irq_desc *desc) { - kstat_this_cpu.irqs[irq]++; + __this_cpu_inc(kstat.irqs[irq]); + __this_cpu_inc(kstat.irqs_sum); } static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) @@ -63,16 +63,18 @@ static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) #else #include <linux/irq.h> extern unsigned int kstat_irqs_cpu(unsigned int irq, int cpu); -#define kstat_irqs_this_cpu(DESC) \ - ((DESC)->kstat_irqs[smp_processor_id()]) -#define kstat_incr_irqs_this_cpu(irqno, DESC) \ - ((DESC)->kstat_irqs[smp_processor_id()]++) + +#define kstat_incr_irqs_this_cpu(irqno, DESC) \ +do { \ + __this_cpu_inc(*(DESC)->kstat_irqs); \ + __this_cpu_inc(kstat.irqs_sum); \ +} while (0) #endif static inline void kstat_incr_softirqs_this_cpu(unsigned int irq) { - kstat_this_cpu.softirqs[irq]++; + __this_cpu_inc(kstat.softirqs[irq]); } static inline unsigned int kstat_softirqs_cpu(unsigned int irq, int cpu) @@ -83,6 +85,7 @@ static inline unsigned int kstat_softirqs_cpu(unsigned int irq, int cpu) /* * Number of interrupts per specific IRQ source, since bootup */ +#ifndef CONFIG_GENERIC_HARDIRQS static inline unsigned int kstat_irqs(unsigned int irq) { unsigned int sum = 0; @@ -93,7 +96,17 @@ static inline unsigned int kstat_irqs(unsigned int irq) return sum; } +#else +extern unsigned int kstat_irqs(unsigned int irq); +#endif +/* + * Number of interrupts per cpu, since bootup + */ +static inline unsigned int kstat_cpu_irqs_sum(unsigned int cpu) +{ + return kstat_cpu(cpu).irqs_sum; +} /* * Lock/unlock the current runqueue - to extract task statistics: diff --git a/include/linux/kexec.h b/include/linux/kexec.h index 03e8e8dbc577..c2478a342cd7 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -208,6 +208,7 @@ int __init parse_crashkernel(char *cmdline, unsigned long long system_ram, unsigned long long *crash_size, unsigned long long *crash_base); int crash_shrink_memory(unsigned long new_size); size_t crash_get_memory_size(void); +void crash_free_reserved_phys_range(unsigned long begin, unsigned long end); #else /* !CONFIG_KEXEC */ struct pt_regs; diff --git a/include/linux/key-type.h b/include/linux/key-type.h index 65833d4d5998..9efd081bb31e 100644 --- a/include/linux/key-type.h +++ b/include/linux/key-type.h @@ -41,6 +41,9 @@ struct key_type { */ size_t def_datalen; + /* vet a description */ + int (*vet_description)(const char *description); + /* instantiate a key of this type * - this method should call key_payload_reserve() to determine if the * user's quota will hold the payload @@ -102,11 +105,20 @@ extern int key_instantiate_and_link(struct key *key, size_t datalen, struct key *keyring, struct key *instkey); -extern int key_negate_and_link(struct key *key, +extern int key_reject_and_link(struct key *key, unsigned timeout, + unsigned error, struct key *keyring, struct key *instkey); extern void complete_request_key(struct key_construction *cons, int error); +static inline int key_negate_and_link(struct key *key, + unsigned timeout, + struct key *keyring, + struct key *instkey) +{ + return key_reject_and_link(key, timeout, ENOKEY, keyring, instkey); +} + #endif /* CONFIG_KEYS */ #endif /* _LINUX_KEY_TYPE_H */ diff --git a/include/linux/key.h b/include/linux/key.h index 3db0adce1fda..b2bb01719561 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -170,6 +170,7 @@ struct key { struct list_head link; unsigned long x[2]; void *p[2]; + int reject_error; } type_data; /* key data @@ -275,6 +276,10 @@ static inline key_serial_t key_serial(struct key *key) return key ? key->serial : 0; } +#define rcu_dereference_key(KEY) \ + (rcu_dereference_protected((KEY)->payload.rcudata, \ + rwsem_is_locked(&((struct key *)(KEY))->sem))) + #ifdef CONFIG_SYSCTL extern ctl_table key_sysctls[]; #endif diff --git a/include/linux/keyctl.h b/include/linux/keyctl.h index bd383f1944fb..9b0b865ce622 100644 --- a/include/linux/keyctl.h +++ b/include/linux/keyctl.h @@ -53,5 +53,7 @@ #define KEYCTL_ASSUME_AUTHORITY 16 /* assume request_key() authorisation */ #define KEYCTL_GET_SECURITY 17 /* get key security label */ #define KEYCTL_SESSION_TO_PARENT 18 /* apply session keyring to parent process */ +#define KEYCTL_REJECT 19 /* reject a partially constructed key */ +#define KEYCTL_INSTANTIATE_IOV 20 /* instantiate a partially constructed key */ #endif /* _LINUX_KEYCTL_H */ diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h index 62dbee554f60..10308c6a3d1c 100644 --- a/include/linux/kfifo.h +++ b/include/linux/kfifo.h @@ -172,7 +172,13 @@ struct kfifo_rec_ptr_2 __STRUCT_KFIFO_PTR(unsigned char, 2, void); static inline unsigned int __must_check -__kfifo_must_check_helper(unsigned int val) +__kfifo_uint_must_check_helper(unsigned int val) +{ + return val; +} + +static inline int __must_check +__kfifo_int_must_check_helper(int val) { return val; } @@ -267,7 +273,7 @@ __kfifo_must_check_helper(unsigned int val) * @fifo: address of the fifo to be used */ #define kfifo_avail(fifo) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmpq = (fifo); \ const size_t __recsize = sizeof(*__tmpq->rectype); \ @@ -300,7 +306,7 @@ __kfifo_must_check_helper( \ * This function returns the size of the next fifo record in number of bytes. */ #define kfifo_peek_len(fifo) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ const size_t __recsize = sizeof(*__tmp->rectype); \ @@ -323,7 +329,7 @@ __kfifo_must_check_helper( \ * Return 0 if no error, otherwise an error code. */ #define kfifo_alloc(fifo, size, gfp_mask) \ -__kfifo_must_check_helper( \ +__kfifo_int_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ struct __kfifo *__kfifo = &__tmp->kfifo; \ @@ -419,7 +425,7 @@ __kfifo_must_check_helper( \ * writer, you don't need extra locking to use these macro. */ #define kfifo_get(fifo, val) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ typeof((val) + 1) __val = (val); \ @@ -460,7 +466,7 @@ __kfifo_must_check_helper( \ * writer, you don't need extra locking to use these macro. */ #define kfifo_peek(fifo, val) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ typeof((val) + 1) __val = (val); \ @@ -552,7 +558,7 @@ __kfifo_must_check_helper( \ * writer, you don't need extra locking to use these macro. */ #define kfifo_out(fifo, buf, n) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ typeof((buf) + 1) __buf = (buf); \ @@ -580,7 +586,7 @@ __kfifo_must_check_helper( \ * copied. */ #define kfifo_out_spinlocked(fifo, buf, n, lock) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ unsigned long __flags; \ unsigned int __ret; \ @@ -609,7 +615,7 @@ __kfifo_must_check_helper( \ * writer, you don't need extra locking to use these macro. */ #define kfifo_from_user(fifo, from, len, copied) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ const void __user *__from = (from); \ @@ -637,7 +643,7 @@ __kfifo_must_check_helper( \ * writer, you don't need extra locking to use these macro. */ #define kfifo_to_user(fifo, to, len, copied) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ void __user *__to = (to); \ @@ -764,7 +770,7 @@ __kfifo_must_check_helper( \ * writer, you don't need extra locking to use these macro. */ #define kfifo_out_peek(fifo, buf, n) \ -__kfifo_must_check_helper( \ +__kfifo_uint_must_check_helper( \ ({ \ typeof((fifo) + 1) __tmp = (fifo); \ typeof((buf) + 1) __buf = (buf); \ diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index cc96f0f23e04..10ca03d0a250 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -35,16 +35,6 @@ struct pt_regs; */ extern int kgdb_skipexception(int exception, struct pt_regs *regs); -/** - * kgdb_disable_hw_debug - (optional) Disable hardware debugging hook - * @regs: Current &struct pt_regs. - * - * This function will be called if the particular architecture must - * disable hardware debugging while it is processing gdb packets or - * handling exception. - */ -extern void kgdb_disable_hw_debug(struct pt_regs *regs); - struct tasklet_struct; struct task_struct; struct uart_port; @@ -243,6 +233,8 @@ extern void kgdb_arch_late(void); * breakpoint. * @remove_hw_breakpoint: Allow an architecture to specify how to remove a * hardware breakpoint. + * @disable_hw_break: Allow an architecture to specify how to disable + * hardware breakpoints for a single cpu. * @remove_all_hw_break: Allow an architecture to specify how to remove all * hardware breakpoints. * @correct_hw_break: Allow an architecture to specify how to correct the @@ -256,6 +248,7 @@ struct kgdb_arch { int (*remove_breakpoint)(unsigned long, char *); int (*set_hw_breakpoint)(unsigned long, int, enum kgdb_bptype); int (*remove_hw_breakpoint)(unsigned long, int, enum kgdb_bptype); + void (*disable_hw_break)(struct pt_regs *regs); void (*remove_all_hw_break)(void); void (*correct_hw_break)(void); }; @@ -304,6 +297,7 @@ extern int kgdb_handle_exception(int ex_vector, int signo, int err_code, struct pt_regs *regs); extern int kgdb_nmicallback(int cpu, void *regs); +extern void gdbstub_exit(int status); extern int kgdb_single_step; extern atomic_t kgdb_active; diff --git a/include/linux/khugepaged.h b/include/linux/khugepaged.h new file mode 100644 index 000000000000..6b394f0b5148 --- /dev/null +++ b/include/linux/khugepaged.h @@ -0,0 +1,67 @@ +#ifndef _LINUX_KHUGEPAGED_H +#define _LINUX_KHUGEPAGED_H + +#include <linux/sched.h> /* MMF_VM_HUGEPAGE */ + +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +extern int __khugepaged_enter(struct mm_struct *mm); +extern void __khugepaged_exit(struct mm_struct *mm); +extern int khugepaged_enter_vma_merge(struct vm_area_struct *vma); + +#define khugepaged_enabled() \ + (transparent_hugepage_flags & \ + ((1<<TRANSPARENT_HUGEPAGE_FLAG) | \ + (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG))) +#define khugepaged_always() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_FLAG)) +#define khugepaged_req_madv() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG)) +#define khugepaged_defrag() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG)) + +static inline int khugepaged_fork(struct mm_struct *mm, struct mm_struct *oldmm) +{ + if (test_bit(MMF_VM_HUGEPAGE, &oldmm->flags)) + return __khugepaged_enter(mm); + return 0; +} + +static inline void khugepaged_exit(struct mm_struct *mm) +{ + if (test_bit(MMF_VM_HUGEPAGE, &mm->flags)) + __khugepaged_exit(mm); +} + +static inline int khugepaged_enter(struct vm_area_struct *vma) +{ + if (!test_bit(MMF_VM_HUGEPAGE, &vma->vm_mm->flags)) + if ((khugepaged_always() || + (khugepaged_req_madv() && + vma->vm_flags & VM_HUGEPAGE)) && + !(vma->vm_flags & VM_NOHUGEPAGE)) + if (__khugepaged_enter(vma->vm_mm)) + return -ENOMEM; + return 0; +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +static inline int khugepaged_fork(struct mm_struct *mm, struct mm_struct *oldmm) +{ + return 0; +} +static inline void khugepaged_exit(struct mm_struct *mm) +{ +} +static inline int khugepaged_enter(struct vm_area_struct *vma) +{ + return 0; +} +static inline int khugepaged_enter_vma_merge(struct vm_area_struct *vma) +{ + return 0; +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ + +#endif /* _LINUX_KHUGEPAGED_H */ diff --git a/include/linux/klist.h b/include/linux/klist.h index e91a4e59b771..a370ce57cf1d 100644 --- a/include/linux/klist.h +++ b/include/linux/klist.h @@ -22,7 +22,7 @@ struct klist { struct list_head k_list; void (*get)(struct klist_node *); void (*put)(struct klist_node *); -} __attribute__ ((aligned (4))); +} __attribute__ ((aligned (sizeof(void *)))); #define KLIST_INIT(_name, _get, _put) \ { .k_lock = __SPIN_LOCK_UNLOCKED(_name.k_lock), \ diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h index 08d7dc4ddf40..39f8453239f7 100644 --- a/include/linux/kmemcheck.h +++ b/include/linux/kmemcheck.h @@ -76,7 +76,7 @@ bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size); \ _n = (long) &((ptr)->name##_end) \ - (long) &((ptr)->name##_begin); \ - MAYBE_BUILD_BUG_ON(_n < 0); \ + BUILD_BUG_ON(_n < 0); \ \ kmemcheck_mark_initialized(&((ptr)->name##_begin), _n); \ } while (0) diff --git a/include/linux/kmod.h b/include/linux/kmod.h index 6efd7a78de6a..310231823852 100644 --- a/include/linux/kmod.h +++ b/include/linux/kmod.h @@ -113,5 +113,6 @@ extern void usermodehelper_init(void); extern int usermodehelper_disable(void); extern void usermodehelper_enable(void); +extern bool usermodehelper_is_disabled(void); #endif /* __LINUX_KMOD_H__ */ diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h index 24b44145a886..2a0d7d651dc3 100644 --- a/include/linux/kmsg_dump.h +++ b/include/linux/kmsg_dump.h @@ -18,6 +18,10 @@ enum kmsg_dump_reason { KMSG_DUMP_OOPS, KMSG_DUMP_PANIC, KMSG_DUMP_KEXEC, + KMSG_DUMP_RESTART, + KMSG_DUMP_HALT, + KMSG_DUMP_POWEROFF, + KMSG_DUMP_EMERG, }; /** diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 8f6d12151048..9229b64ee3aa 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -85,11 +85,13 @@ static inline const char *kobject_name(const struct kobject *kobj) extern void kobject_init(struct kobject *kobj, struct kobj_type *ktype); extern int __must_check kobject_add(struct kobject *kobj, struct kobject *parent, - const char *fmt, ...); + const char *fmt, ...) + __attribute__((format(printf, 3, 4))); extern int __must_check kobject_init_and_add(struct kobject *kobj, struct kobj_type *ktype, struct kobject *parent, - const char *fmt, ...); + const char *fmt, ...) + __attribute__((format(printf, 4, 5))); extern void kobject_del(struct kobject *kobj); @@ -224,8 +226,8 @@ static inline int kobject_uevent_env(struct kobject *kobj, char *envp[]) { return 0; } -static inline int add_uevent_var(struct kobj_uevent_env *env, - const char *format, ...) +static inline __attribute__((format(printf, 2, 3))) +int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...) { return 0; } static inline int kobject_action_type(const char *buf, size_t count, diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index e7d1b2e0070d..dd7c12e875bc 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -275,7 +275,9 @@ extern int arch_prepared_optinsn(struct arch_optimized_insn *optinsn); extern int arch_check_optimized_kprobe(struct optimized_kprobe *op); extern int arch_prepare_optimized_kprobe(struct optimized_kprobe *op); extern void arch_remove_optimized_kprobe(struct optimized_kprobe *op); -extern int arch_optimize_kprobe(struct optimized_kprobe *op); +extern void arch_optimize_kprobes(struct list_head *oplist); +extern void arch_unoptimize_kprobes(struct list_head *oplist, + struct list_head *done_list); extern void arch_unoptimize_kprobe(struct optimized_kprobe *op); extern kprobe_opcode_t *get_optinsn_slot(void); extern void free_optinsn_slot(kprobe_opcode_t *slot, int dirty); @@ -303,12 +305,12 @@ struct hlist_head * kretprobe_inst_table_head(struct task_struct *tsk); /* kprobe_running() will just return the current_kprobe on this CPU */ static inline struct kprobe *kprobe_running(void) { - return (__get_cpu_var(current_kprobe)); + return (__this_cpu_read(current_kprobe)); } static inline void reset_current_kprobe(void) { - __get_cpu_var(current_kprobe) = NULL; + __this_cpu_write(current_kprobe, NULL); } static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void) diff --git a/include/linux/kref.h b/include/linux/kref.h index 6cc38fc07ab7..d4a62ab2ee5e 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -24,5 +24,7 @@ struct kref { void kref_init(struct kref *kref); void kref_get(struct kref *kref); int kref_put(struct kref *kref, void (*release) (struct kref *kref)); +int kref_sub(struct kref *kref, unsigned int count, + void (*release) (struct kref *kref)); #endif /* _KREF_H_ */ diff --git a/include/linux/kthread.h b/include/linux/kthread.h index 685ea65eb803..1e923e5e88e8 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -4,10 +4,15 @@ #include <linux/err.h> #include <linux/sched.h> -struct task_struct *kthread_create(int (*threadfn)(void *data), - void *data, - const char namefmt[], ...) - __attribute__((format(printf, 3, 4))); +struct task_struct *kthread_create_on_node(int (*threadfn)(void *data), + void *data, + int node, + const char namefmt[], ...) + __attribute__((format(printf, 4, 5))); + +#define kthread_create(threadfn, data, namefmt, arg...) \ + kthread_create_on_node(threadfn, data, -1, namefmt, ##arg) + /** * kthread_run - create and wake a thread. @@ -34,6 +39,7 @@ void *kthread_data(struct task_struct *k); int kthreadd(void *unused); extern struct task_struct *kthreadd_task; +extern int tsk_fork_get_node(struct task_struct *tsk); /* * Simple work processor based on kthread. @@ -64,7 +70,7 @@ struct kthread_work { }; #define KTHREAD_WORKER_INIT(worker) { \ - .lock = SPIN_LOCK_UNLOCKED, \ + .lock = __SPIN_LOCK_UNLOCKED((worker).lock), \ .work_list = LIST_HEAD_INIT((worker).work_list), \ } @@ -81,16 +87,41 @@ struct kthread_work { #define DEFINE_KTHREAD_WORK(work, fn) \ struct kthread_work work = KTHREAD_WORK_INIT(work, fn) -static inline void init_kthread_worker(struct kthread_worker *worker) -{ - *worker = (struct kthread_worker)KTHREAD_WORKER_INIT(*worker); -} - -static inline void init_kthread_work(struct kthread_work *work, - kthread_work_func_t fn) -{ - *work = (struct kthread_work)KTHREAD_WORK_INIT(*work, fn); -} +/* + * kthread_worker.lock and kthread_work.done need their own lockdep class + * keys if they are defined on stack with lockdep enabled. Use the + * following macros when defining them on stack. + */ +#ifdef CONFIG_LOCKDEP +# define KTHREAD_WORKER_INIT_ONSTACK(worker) \ + ({ init_kthread_worker(&worker); worker; }) +# define DEFINE_KTHREAD_WORKER_ONSTACK(worker) \ + struct kthread_worker worker = KTHREAD_WORKER_INIT_ONSTACK(worker) +# define KTHREAD_WORK_INIT_ONSTACK(work, fn) \ + ({ init_kthread_work((&work), fn); work; }) +# define DEFINE_KTHREAD_WORK_ONSTACK(work, fn) \ + struct kthread_work work = KTHREAD_WORK_INIT_ONSTACK(work, fn) +#else +# define DEFINE_KTHREAD_WORKER_ONSTACK(worker) DEFINE_KTHREAD_WORKER(worker) +# define DEFINE_KTHREAD_WORK_ONSTACK(work, fn) DEFINE_KTHREAD_WORK(work, fn) +#endif + +extern void __init_kthread_worker(struct kthread_worker *worker, + const char *name, struct lock_class_key *key); + +#define init_kthread_worker(worker) \ + do { \ + static struct lock_class_key __key; \ + __init_kthread_worker((worker), "("#worker")->lock", &__key); \ + } while (0) + +#define init_kthread_work(work, fn) \ + do { \ + memset((work), 0, sizeof(struct kthread_work)); \ + INIT_LIST_HEAD(&(work)->node); \ + (work)->func = (fn); \ + init_waitqueue_head(&(work)->done); \ + } while (0) int kthread_worker_fn(void *worker_ptr); diff --git a/include/linux/ktime.h b/include/linux/ktime.h index e1ceaa9b36bb..603bec2913b0 100644 --- a/include/linux/ktime.h +++ b/include/linux/ktime.h @@ -35,7 +35,7 @@ * * On 32-bit CPUs an optimized representation of the timespec structure * is used to avoid expensive conversions from and to timespecs. The - * endian-aware order of the tv struct members is choosen to allow + * endian-aware order of the tv struct members is chosen to allow * mathematical operations on the tv64 member of the union too, which * for certain operations produces better code. * @@ -158,7 +158,7 @@ static inline ktime_t ktime_set(const long secs, const unsigned long nsecs) * @lhs: minuend * @rhs: subtrahend * - * Returns the remainder of the substraction + * Returns the remainder of the subtraction */ static inline ktime_t ktime_sub(const ktime_t lhs, const ktime_t rhs) { diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 919ae53adc5c..ea2dc1a2e13d 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -540,6 +540,7 @@ struct kvm_ppc_pvinfo { #endif #define KVM_CAP_PPC_GET_PVINFO 57 #define KVM_CAP_PPC_IRQ_LEVEL 58 +#define KVM_CAP_ASYNC_PF 59 #ifdef KVM_CAP_IRQ_ROUTING diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index a0557422715e..ab428552af8e 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -16,6 +16,8 @@ #include <linux/mm.h> #include <linux/preempt.h> #include <linux/msi.h> +#include <linux/slab.h> +#include <linux/rcupdate.h> #include <asm/signal.h> #include <linux/kvm.h> @@ -40,6 +42,8 @@ #define KVM_REQ_KICK 9 #define KVM_REQ_DEACTIVATE_FPU 10 #define KVM_REQ_EVENT 11 +#define KVM_REQ_APF_HALT 12 +#define KVM_REQ_NMI 13 #define KVM_USERSPACE_IRQ_SOURCE_ID 0 @@ -74,23 +78,52 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx, struct kvm_io_device *dev); +#ifdef CONFIG_KVM_ASYNC_PF +struct kvm_async_pf { + struct work_struct work; + struct list_head link; + struct list_head queue; + struct kvm_vcpu *vcpu; + struct mm_struct *mm; + gva_t gva; + unsigned long addr; + struct kvm_arch_async_pf arch; + struct page *page; + bool done; +}; + +void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu); +void kvm_check_async_pf_completion(struct kvm_vcpu *vcpu); +int kvm_setup_async_pf(struct kvm_vcpu *vcpu, gva_t gva, gfn_t gfn, + struct kvm_arch_async_pf *arch); +int kvm_async_pf_wakeup_all(struct kvm_vcpu *vcpu); +#endif + +enum { + OUTSIDE_GUEST_MODE, + IN_GUEST_MODE, + EXITING_GUEST_MODE +}; + struct kvm_vcpu { struct kvm *kvm; #ifdef CONFIG_PREEMPT_NOTIFIERS struct preempt_notifier preempt_notifier; #endif + int cpu; int vcpu_id; - struct mutex mutex; - int cpu; - atomic_t guest_mode; - struct kvm_run *run; + int srcu_idx; + int mode; unsigned long requests; unsigned long guest_debug; - int srcu_idx; + + struct mutex mutex; + struct kvm_run *run; int fpu_active; int guest_fpu_loaded, guest_xcr0_loaded; wait_queue_head_t wq; + struct pid *pid; int sigset_active; sigset_t sigset; struct kvm_vcpu_stat stat; @@ -104,25 +137,42 @@ struct kvm_vcpu { gpa_t mmio_phys_addr; #endif +#ifdef CONFIG_KVM_ASYNC_PF + struct { + u32 queued; + struct list_head queue; + struct list_head done; + spinlock_t lock; + } async_pf; +#endif + struct kvm_vcpu_arch arch; }; +static inline int kvm_vcpu_exiting_guest_mode(struct kvm_vcpu *vcpu) +{ + return cmpxchg(&vcpu->mode, IN_GUEST_MODE, EXITING_GUEST_MODE); +} + /* * Some of the bitops functions do not support too long bitmaps. * This number must be determined not to exceed such limits. */ #define KVM_MEM_MAX_NR_PAGES ((1UL << 31) - 1) +struct kvm_lpage_info { + unsigned long rmap_pde; + int write_count; +}; + struct kvm_memory_slot { gfn_t base_gfn; unsigned long npages; unsigned long flags; unsigned long *rmap; unsigned long *dirty_bitmap; - struct { - unsigned long rmap_pde; - int write_count; - } *lpage_info[KVM_NR_PAGE_SIZES - 1]; + unsigned long *dirty_bitmap_head; + struct kvm_lpage_info *lpage_info[KVM_NR_PAGE_SIZES - 1]; unsigned long userspace_addr; int user_alloc; int id; @@ -169,13 +219,13 @@ struct kvm_irq_routing_table {}; struct kvm_memslots { int nmemslots; + u64 generation; struct kvm_memory_slot memslots[KVM_MEMORY_SLOTS + KVM_PRIVATE_MEM_SLOTS]; }; struct kvm { spinlock_t mmu_lock; - raw_spinlock_t requests_lock; struct mutex slots_lock; struct mm_struct *mm; /* userspace tied to this vm */ struct kvm_memslots *memslots; @@ -186,6 +236,7 @@ struct kvm { #endif struct kvm_vcpu *vcpus[KVM_MAX_VCPUS]; atomic_t online_vcpus; + int last_boosted_vcpu; struct list_head vm_list; struct mutex lock; struct kvm_io_bus *buses[KVM_NR_BUSES]; @@ -206,6 +257,10 @@ struct kvm { struct mutex irq_lock; #ifdef CONFIG_HAVE_KVM_IRQCHIP + /* + * Update side is protected by irq_lock and, + * if configured, irqfds.lock. + */ struct kvm_irq_routing_table __rcu *irq_routing; struct hlist_head mask_notifier_list; struct hlist_head irq_ack_notifier_list; @@ -216,6 +271,7 @@ struct kvm { unsigned long mmu_notifier_seq; long mmu_notifier_count; #endif + long tlbs_dirty; }; /* The guest did something we don't support. */ @@ -302,7 +358,11 @@ void kvm_set_page_accessed(struct page *page); pfn_t hva_to_pfn_atomic(struct kvm *kvm, unsigned long addr); pfn_t gfn_to_pfn_atomic(struct kvm *kvm, gfn_t gfn); +pfn_t gfn_to_pfn_async(struct kvm *kvm, gfn_t gfn, bool *async, + bool write_fault, bool *writable); pfn_t gfn_to_pfn(struct kvm *kvm, gfn_t gfn); +pfn_t gfn_to_pfn_prot(struct kvm *kvm, gfn_t gfn, bool write_fault, + bool *writable); pfn_t gfn_to_pfn_memslot(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn); int memslot_id(struct kvm *kvm, gfn_t gfn); @@ -321,18 +381,25 @@ int kvm_write_guest_page(struct kvm *kvm, gfn_t gfn, const void *data, int offset, int len); int kvm_write_guest(struct kvm *kvm, gpa_t gpa, const void *data, unsigned long len); +int kvm_write_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, + void *data, unsigned long len); +int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc, + gpa_t gpa); int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len); int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned long len); struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, gfn_t gfn); int kvm_is_visible_gfn(struct kvm *kvm, gfn_t gfn); unsigned long kvm_host_page_size(struct kvm *kvm, gfn_t gfn); void mark_page_dirty(struct kvm *kvm, gfn_t gfn); +void mark_page_dirty_in_slot(struct kvm *kvm, struct kvm_memory_slot *memslot, + gfn_t gfn); void kvm_vcpu_block(struct kvm_vcpu *vcpu); void kvm_vcpu_on_spin(struct kvm_vcpu *vcpu); void kvm_resched(struct kvm_vcpu *vcpu); void kvm_load_guest_fpu(struct kvm_vcpu *vcpu); void kvm_put_guest_fpu(struct kvm_vcpu *vcpu); + void kvm_flush_remote_tlbs(struct kvm *kvm); void kvm_reload_remote_mmus(struct kvm *kvm); @@ -398,7 +465,19 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu); void kvm_free_physmem(struct kvm *kvm); -struct kvm *kvm_arch_create_vm(void); +#ifndef __KVM_HAVE_ARCH_VM_ALLOC +static inline struct kvm *kvm_arch_alloc_vm(void) +{ + return kzalloc(sizeof(struct kvm), GFP_KERNEL); +} + +static inline void kvm_arch_free_vm(struct kvm *kvm) +{ + kfree(kvm); +} +#endif + +int kvm_arch_init_vm(struct kvm *kvm); void kvm_arch_destroy_vm(struct kvm *kvm); void kvm_free_all_assigned_devices(struct kvm *kvm); void kvm_arch_sync_events(struct kvm *kvm); @@ -414,16 +493,8 @@ struct kvm_irq_ack_notifier { void (*irq_acked)(struct kvm_irq_ack_notifier *kian); }; -#define KVM_ASSIGNED_MSIX_PENDING 0x1 -struct kvm_guest_msix_entry { - u32 vector; - u16 entry; - u16 flags; -}; - struct kvm_assigned_dev_kernel { struct kvm_irq_ack_notifier ack_notifier; - struct work_struct interrupt_work; struct list_head list; int assigned_dev_id; int host_segnr; @@ -434,13 +505,14 @@ struct kvm_assigned_dev_kernel { bool host_irq_disabled; struct msix_entry *host_msix_entries; int guest_irq; - struct kvm_guest_msix_entry *guest_msix_entries; + struct msix_entry *guest_msix_entries; unsigned long irq_requested_type; int irq_source_id; int flags; struct pci_dev *dev; struct kvm *kvm; - spinlock_t assigned_dev_lock; + spinlock_t intx_lock; + char irq_name[32]; }; struct kvm_irq_mask_notifier { @@ -462,6 +534,8 @@ void kvm_get_intr_delivery_bitmask(struct kvm_ioapic *ioapic, unsigned long *deliver_bitmask); #endif int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level); +int kvm_set_msi(struct kvm_kernel_irq_routing_entry *irq_entry, struct kvm *kvm, + int irq_source_id, int level); void kvm_notify_acked_irq(struct kvm *kvm, unsigned irqchip, unsigned pin); void kvm_register_irq_ack_notifier(struct kvm *kvm, struct kvm_irq_ack_notifier *kian); @@ -603,17 +677,28 @@ static inline void kvm_free_irq_routing(struct kvm *kvm) {} void kvm_eventfd_init(struct kvm *kvm); int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags); void kvm_irqfd_release(struct kvm *kvm); +void kvm_irq_routing_update(struct kvm *, struct kvm_irq_routing_table *); int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args); #else static inline void kvm_eventfd_init(struct kvm *kvm) {} + static inline int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags) { return -EINVAL; } static inline void kvm_irqfd_release(struct kvm *kvm) {} + +#ifdef CONFIG_HAVE_KVM_IRQCHIP +static inline void kvm_irq_routing_update(struct kvm *kvm, + struct kvm_irq_routing_table *irq_rt) +{ + rcu_assign_pointer(kvm->irq_routing, irq_rt); +} +#endif + static inline int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args) { return -ENOSYS; @@ -648,11 +733,6 @@ static inline void kvm_make_request(int req, struct kvm_vcpu *vcpu) set_bit(req, &vcpu->requests); } -static inline bool kvm_make_check_request(int req, struct kvm_vcpu *vcpu) -{ - return test_and_set_bit(req, &vcpu->requests); -} - static inline bool kvm_check_request(int req, struct kvm_vcpu *vcpu) { if (test_bit(req, &vcpu->requests)) { diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h index 7ac0d4eee430..fa7cc7244cbd 100644 --- a/include/linux/kvm_types.h +++ b/include/linux/kvm_types.h @@ -67,4 +67,11 @@ struct kvm_lapic_irq { u32 dest_id; }; +struct gfn_to_hva_cache { + u64 generation; + gpa_t gpa; + unsigned long hva; + struct kvm_memory_slot *memslot; +}; + #endif /* __KVM_TYPES_H__ */ diff --git a/include/linux/led-lm3530.h b/include/linux/led-lm3530.h new file mode 100644 index 000000000000..58592fa67d24 --- /dev/null +++ b/include/linux/led-lm3530.h @@ -0,0 +1,107 @@ +/* + * Copyright (C) 2011 ST-Ericsson SA. + * Copyright (C) 2009 Motorola, Inc. + * + * License Terms: GNU General Public License v2 + * + * Simple driver for National Semiconductor LM35330 Backlight driver chip + * + * Author: Shreshtha Kumar SAHU <shreshthakumar.sahu@stericsson.com> + * based on leds-lm3530.c by Dan Murphy <D.Murphy@motorola.com> + */ + +#ifndef _LINUX_LED_LM3530_H__ +#define _LINUX_LED_LM3530_H__ + +#define LM3530_FS_CURR_5mA (0) /* Full Scale Current */ +#define LM3530_FS_CURR_8mA (1) +#define LM3530_FS_CURR_12mA (2) +#define LM3530_FS_CURR_15mA (3) +#define LM3530_FS_CURR_19mA (4) +#define LM3530_FS_CURR_22mA (5) +#define LM3530_FS_CURR_26mA (6) +#define LM3530_FS_CURR_29mA (7) + +#define LM3530_ALS_AVRG_TIME_32ms (0) /* ALS Averaging Time */ +#define LM3530_ALS_AVRG_TIME_64ms (1) +#define LM3530_ALS_AVRG_TIME_128ms (2) +#define LM3530_ALS_AVRG_TIME_256ms (3) +#define LM3530_ALS_AVRG_TIME_512ms (4) +#define LM3530_ALS_AVRG_TIME_1024ms (5) +#define LM3530_ALS_AVRG_TIME_2048ms (6) +#define LM3530_ALS_AVRG_TIME_4096ms (7) + +#define LM3530_RAMP_TIME_1ms (0) /* Brigtness Ramp Time */ +#define LM3530_RAMP_TIME_130ms (1) /* Max to 0 and vice versa */ +#define LM3530_RAMP_TIME_260ms (2) +#define LM3530_RAMP_TIME_520ms (3) +#define LM3530_RAMP_TIME_1s (4) +#define LM3530_RAMP_TIME_2s (5) +#define LM3530_RAMP_TIME_4s (6) +#define LM3530_RAMP_TIME_8s (7) + +/* ALS Resistor Select */ +#define LM3530_ALS_IMPD_Z (0x00) /* ALS Impedance */ +#define LM3530_ALS_IMPD_13_53kOhm (0x01) +#define LM3530_ALS_IMPD_9_01kOhm (0x02) +#define LM3530_ALS_IMPD_5_41kOhm (0x03) +#define LM3530_ALS_IMPD_2_27kOhm (0x04) +#define LM3530_ALS_IMPD_1_94kOhm (0x05) +#define LM3530_ALS_IMPD_1_81kOhm (0x06) +#define LM3530_ALS_IMPD_1_6kOhm (0x07) +#define LM3530_ALS_IMPD_1_138kOhm (0x08) +#define LM3530_ALS_IMPD_1_05kOhm (0x09) +#define LM3530_ALS_IMPD_1_011kOhm (0x0A) +#define LM3530_ALS_IMPD_941Ohm (0x0B) +#define LM3530_ALS_IMPD_759Ohm (0x0C) +#define LM3530_ALS_IMPD_719Ohm (0x0D) +#define LM3530_ALS_IMPD_700Ohm (0x0E) +#define LM3530_ALS_IMPD_667Ohm (0x0F) + +enum lm3530_mode { + LM3530_BL_MODE_MANUAL = 0, /* "man" */ + LM3530_BL_MODE_ALS, /* "als" */ + LM3530_BL_MODE_PWM, /* "pwm" */ +}; + +/* ALS input select */ +enum lm3530_als_mode { + LM3530_INPUT_AVRG = 0, /* ALS1 and ALS2 input average */ + LM3530_INPUT_ALS1, /* ALS1 Input */ + LM3530_INPUT_ALS2, /* ALS2 Input */ + LM3530_INPUT_CEIL, /* Max of ALS1 and ALS2 */ +}; + +/** + * struct lm3530_platform_data + * @mode: mode of operation i.e. Manual, ALS or PWM + * @als_input_mode: select source of ALS input - ALS1/2 or average + * @max_current: full scale LED current + * @pwm_pol_hi: PWM input polarity - active high/active low + * @als_avrg_time: ALS input averaging time + * @brt_ramp_law: brightness mapping mode - exponential/linear + * @brt_ramp_fall: rate of fall of led current + * @brt_ramp_rise: rate of rise of led current + * @als1_resistor_sel: internal resistance from ALS1 input to ground + * @als2_resistor_sel: internal resistance from ALS2 input to ground + * @brt_val: brightness value (0-255) + */ +struct lm3530_platform_data { + enum lm3530_mode mode; + enum lm3530_als_mode als_input_mode; + + u8 max_current; + bool pwm_pol_hi; + u8 als_avrg_time; + + bool brt_ramp_law; + u8 brt_ramp_fall; + u8 brt_ramp_rise; + + u8 als1_resistor_sel; + u8 als2_resistor_sel; + + u8 brt_val; +}; + +#endif /* _LINUX_LED_LM3530_H__ */ diff --git a/include/linux/leds-lp5521.h b/include/linux/leds-lp5521.h new file mode 100644 index 000000000000..fd548d2a8775 --- /dev/null +++ b/include/linux/leds-lp5521.h @@ -0,0 +1,48 @@ +/* + * LP5521 LED chip driver. + * + * Copyright (C) 2010 Nokia Corporation + * + * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#ifndef __LINUX_LP5521_H +#define __LINUX_LP5521_H + +/* See Documentation/leds/leds-lp5521.txt */ + +struct lp5521_led_config { + u8 chan_nr; + u8 led_current; /* mA x10, 0 if led is not connected */ + u8 max_current; +}; + +#define LP5521_CLOCK_AUTO 0 +#define LP5521_CLOCK_INT 1 +#define LP5521_CLOCK_EXT 2 + +struct lp5521_platform_data { + struct lp5521_led_config *led_config; + u8 num_channels; + u8 clock_mode; + int (*setup_resources)(void); + void (*release_resources)(void); + void (*enable)(bool state); + const char *label; +}; + +#endif /* __LINUX_LP5521_H */ diff --git a/include/linux/leds-lp5523.h b/include/linux/leds-lp5523.h new file mode 100644 index 000000000000..2694289babd0 --- /dev/null +++ b/include/linux/leds-lp5523.h @@ -0,0 +1,48 @@ +/* + * LP5523 LED Driver + * + * Copyright (C) 2010 Nokia Corporation + * + * Contact: Samu Onkalo <samu.p.onkalo@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#ifndef __LINUX_LP5523_H +#define __LINUX_LP5523_H + +/* See Documentation/leds/leds-lp5523.txt */ + +struct lp5523_led_config { + u8 chan_nr; + u8 led_current; /* mA x10, 0 if led is not connected */ + u8 max_current; +}; + +#define LP5523_CLOCK_AUTO 0 +#define LP5523_CLOCK_INT 1 +#define LP5523_CLOCK_EXT 2 + +struct lp5523_platform_data { + struct lp5523_led_config *led_config; + u8 num_channels; + u8 clock_mode; + int (*setup_resources)(void); + void (*release_resources)(void); + void (*enable)(bool state); + const char *label; +}; + +#endif /* __LINUX_LP5523_H */ diff --git a/include/linux/leds.h b/include/linux/leds.h index ba6986a11663..61e0340a4b77 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -15,6 +15,7 @@ #include <linux/list.h> #include <linux/spinlock.h> #include <linux/rwsem.h> +#include <linux/timer.h> struct device; /* @@ -45,10 +46,14 @@ struct led_classdev { /* Get LED brightness level */ enum led_brightness (*brightness_get)(struct led_classdev *led_cdev); - /* Activate hardware accelerated blink, delays are in - * miliseconds and if none is provided then a sensible default - * should be chosen. The call can adjust the timings if it can't - * match the values specified exactly. */ + /* + * Activate hardware accelerated blink, delays are in milliseconds + * and if both are zero then a sensible default should be chosen. + * The call should adjust the timings in that case and if it can't + * match the values specified exactly. + * Deactivate blinking again when the brightness is set to a fixed + * value via the brightness_set() callback. + */ int (*blink_set)(struct led_classdev *led_cdev, unsigned long *delay_on, unsigned long *delay_off); @@ -57,6 +62,10 @@ struct led_classdev { struct list_head node; /* LED Device list */ const char *default_trigger; /* Trigger to use */ + unsigned long blink_delay_on, blink_delay_off; + struct timer_list blink_timer; + int blink_brightness; + #ifdef CONFIG_LEDS_TRIGGERS /* Protects the trigger data below */ struct rw_semaphore trigger_lock; @@ -73,6 +82,36 @@ extern void led_classdev_unregister(struct led_classdev *led_cdev); extern void led_classdev_suspend(struct led_classdev *led_cdev); extern void led_classdev_resume(struct led_classdev *led_cdev); +/** + * led_blink_set - set blinking with software fallback + * @led_cdev: the LED to start blinking + * @delay_on: the time it should be on (in ms) + * @delay_off: the time it should ble off (in ms) + * + * This function makes the LED blink, attempting to use the + * hardware acceleration if possible, but falling back to + * software blinking if there is no hardware blinking or if + * the LED refuses the passed values. + * + * Note that if software blinking is active, simply calling + * led_cdev->brightness_set() will not stop the blinking, + * use led_classdev_brightness_set() instead. + */ +extern void led_blink_set(struct led_classdev *led_cdev, + unsigned long *delay_on, + unsigned long *delay_off); +/** + * led_brightness_set - set LED brightness + * @led_cdev: the LED to set + * @brightness: the brightness to set it to + * + * Set an LED's brightness, and, if necessary, cancel the + * software blink timer that implements blinking when the + * hardware doesn't. + */ +extern void led_brightness_set(struct led_classdev *led_cdev, + enum led_brightness brightness); + /* * LED Triggers */ @@ -106,6 +145,9 @@ extern void led_trigger_register_simple(const char *name, extern void led_trigger_unregister_simple(struct led_trigger *trigger); extern void led_trigger_event(struct led_trigger *trigger, enum led_brightness event); +extern void led_trigger_blink(struct led_trigger *trigger, + unsigned long *delay_on, + unsigned long *delay_off); #else @@ -155,11 +197,11 @@ struct gpio_led { struct gpio_led_platform_data { int num_leds; - struct gpio_led *leds; + const struct gpio_led *leds; #define GPIO_LED_NO_BLINK_LOW 0 /* No blink GPIO state low */ #define GPIO_LED_NO_BLINK_HIGH 1 /* No blink GPIO state high */ -#define GPIO_LED_BLINK 2 /* Plase, blink */ +#define GPIO_LED_BLINK 2 /* Please, blink */ int (*gpio_blink_set)(unsigned gpio, int state, unsigned long *delay_on, unsigned long *delay_off); diff --git a/include/linux/libata.h b/include/linux/libata.h index 15b77b8dc7e1..5a9926b34072 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -137,8 +137,6 @@ enum { ATA_DFLAG_ACPI_PENDING = (1 << 5), /* ACPI resume action pending */ ATA_DFLAG_ACPI_FAILED = (1 << 6), /* ACPI on devcfg has failed */ ATA_DFLAG_AN = (1 << 7), /* AN configured */ - ATA_DFLAG_HIPM = (1 << 8), /* device supports HIPM */ - ATA_DFLAG_DIPM = (1 << 9), /* device supports DIPM */ ATA_DFLAG_DMADIR = (1 << 10), /* device requires DMADIR */ ATA_DFLAG_CFG_MASK = (1 << 12) - 1, @@ -179,10 +177,6 @@ enum { ATA_FLAG_SLAVE_POSS = (1 << 0), /* host supports slave dev */ /* (doesn't imply presence) */ ATA_FLAG_SATA = (1 << 1), - ATA_FLAG_NO_LEGACY = (1 << 2), /* no legacy mode check */ - ATA_FLAG_MMIO = (1 << 3), /* use MMIO, not PIO */ - ATA_FLAG_SRST = (1 << 4), /* (obsolete) use ATA SRST, not E.D.D. */ - ATA_FLAG_SATA_RESET = (1 << 5), /* (obsolete) use COMRESET */ ATA_FLAG_NO_ATAPI = (1 << 6), /* No ATAPI support */ ATA_FLAG_PIO_DMA = (1 << 7), /* PIO cmds via DMA */ ATA_FLAG_PIO_LBA48 = (1 << 8), /* Host DMA engine is LBA28 only */ @@ -198,11 +192,11 @@ enum { ATA_FLAG_ACPI_SATA = (1 << 17), /* need native SATA ACPI layout */ ATA_FLAG_AN = (1 << 18), /* controller supports AN */ ATA_FLAG_PMP = (1 << 19), /* controller supports PMP */ - ATA_FLAG_LPM = (1 << 20), /* driver can handle LPM */ ATA_FLAG_EM = (1 << 21), /* driver supports enclosure * management */ ATA_FLAG_SW_ACTIVITY = (1 << 22), /* driver supports sw activity * led */ + ATA_FLAG_NO_DIPM = (1 << 23), /* host not happy with DIPM */ /* bits 24:31 of ap->flags are reserved for LLD specific flags */ @@ -369,7 +363,7 @@ enum { ATA_EH_CMD_TIMEOUT_TABLE_SIZE = 6, /* Horkage types. May be set by libata or controller on drives - (some horkage may be drive/controller pair dependant */ + (some horkage may be drive/controller pair dependent */ ATA_HORKAGE_DIAGNOSTIC = (1 << 0), /* Failed boot diag */ ATA_HORKAGE_NODMA = (1 << 1), /* DMA problems */ @@ -986,7 +980,7 @@ extern void ata_host_init(struct ata_host *, struct device *, unsigned long, struct ata_port_operations *); extern int ata_scsi_detect(struct scsi_host_template *sht); extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg); -extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)); +extern int ata_scsi_queuecmd(struct Scsi_Host *h, struct scsi_cmnd *cmd); extern int ata_sas_scsi_ioctl(struct ata_port *ap, struct scsi_device *dev, int cmd, void __user *arg); extern void ata_sas_port_destroy(struct ata_port *); @@ -996,8 +990,7 @@ extern int ata_sas_port_init(struct ata_port *); extern int ata_sas_port_start(struct ata_port *ap); extern void ata_sas_port_stop(struct ata_port *ap); extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *); -extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), - struct ata_port *ap); +extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap); extern int sata_scr_valid(struct ata_link *link); extern int sata_scr_read(struct ata_link *link, int reg, u32 *val); extern int sata_scr_write(struct ata_link *link, int reg, u32 val); @@ -1040,8 +1033,7 @@ extern unsigned int ata_do_dev_read_id(struct ata_device *dev, struct ata_taskfile *tf, u16 *id); extern void ata_qc_complete(struct ata_queued_cmd *qc); extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active); -extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd, - void (*done)(struct scsi_cmnd *)); +extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd); extern int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int geom[]); @@ -1052,6 +1044,8 @@ extern int ata_scsi_change_queue_depth(struct scsi_device *sdev, int queue_depth, int reason); extern struct ata_device *ata_dev_pair(struct ata_device *adev); extern int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev); +extern void ata_scsi_port_error_handler(struct Scsi_Host *host, struct ata_port *ap); +extern void ata_scsi_cmd_error_handler(struct Scsi_Host *host, struct ata_port *ap, struct list_head *eh_q); extern int ata_cable_40wire(struct ata_port *ap); extern int ata_cable_80wire(struct ata_port *ap); @@ -1157,6 +1151,7 @@ extern void ata_do_eh(struct ata_port *ap, ata_prereset_fn_t prereset, ata_reset_fn_t softreset, ata_reset_fn_t hardreset, ata_postreset_fn_t postreset); extern void ata_std_error_handler(struct ata_port *ap); +extern int ata_link_nr_enabled(struct ata_link *link); /* * Base operations to inherit from and initializers for sht @@ -1615,6 +1610,9 @@ extern void ata_sff_irq_on(struct ata_port *ap); extern void ata_sff_irq_clear(struct ata_port *ap); extern int ata_sff_hsm_move(struct ata_port *ap, struct ata_queued_cmd *qc, u8 status, int in_wq); +extern void ata_sff_queue_work(struct work_struct *work); +extern void ata_sff_queue_delayed_work(struct delayed_work *dwork, + unsigned long delay); extern void ata_sff_queue_pio_task(struct ata_link *link, unsigned long delay); extern unsigned int ata_sff_qc_issue(struct ata_queued_cmd *qc); extern bool ata_sff_qc_fill_rtf(struct ata_queued_cmd *qc); diff --git a/include/linux/list.h b/include/linux/list.h index 88a000617d77..cc6d2aa6b415 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -4,7 +4,7 @@ #include <linux/types.h> #include <linux/stddef.h> #include <linux/poison.h> -#include <linux/prefetch.h> +#include <linux/const.h> /* * Simple doubly linked list implementation. @@ -96,6 +96,11 @@ static inline void __list_del(struct list_head * prev, struct list_head * next) * in an undefined state. */ #ifndef CONFIG_DEBUG_LIST +static inline void __list_del_entry(struct list_head *entry) +{ + __list_del(entry->prev, entry->next); +} + static inline void list_del(struct list_head *entry) { __list_del(entry->prev, entry->next); @@ -103,6 +108,7 @@ static inline void list_del(struct list_head *entry) entry->prev = LIST_POISON2; } #else +extern void __list_del_entry(struct list_head *entry); extern void list_del(struct list_head *entry); #endif @@ -135,7 +141,7 @@ static inline void list_replace_init(struct list_head *old, */ static inline void list_del_init(struct list_head *entry) { - __list_del(entry->prev, entry->next); + __list_del_entry(entry); INIT_LIST_HEAD(entry); } @@ -146,7 +152,7 @@ static inline void list_del_init(struct list_head *entry) */ static inline void list_move(struct list_head *list, struct list_head *head) { - __list_del(list->prev, list->next); + __list_del_entry(list); list_add(list, head); } @@ -158,7 +164,7 @@ static inline void list_move(struct list_head *list, struct list_head *head) static inline void list_move_tail(struct list_head *list, struct list_head *head) { - __list_del(list->prev, list->next); + __list_del_entry(list); list_add_tail(list, head); } @@ -361,18 +367,15 @@ static inline void list_splice_tail_init(struct list_head *list, * @head: the head for your list. */ #define list_for_each(pos, head) \ - for (pos = (head)->next; prefetch(pos->next), pos != (head); \ - pos = pos->next) + for (pos = (head)->next; pos != (head); pos = pos->next) /** * __list_for_each - iterate over a list * @pos: the &struct list_head to use as a loop cursor. * @head: the head for your list. * - * This variant differs from list_for_each() in that it's the - * simplest possible list iteration code, no prefetching is done. - * Use this for code that knows the list to be very short (empty - * or 1 entry) most of the time. + * This variant doesn't differ from list_for_each() any more. + * We don't do prefetching in either case. */ #define __list_for_each(pos, head) \ for (pos = (head)->next; pos != (head); pos = pos->next) @@ -383,8 +386,7 @@ static inline void list_splice_tail_init(struct list_head *list, * @head: the head for your list. */ #define list_for_each_prev(pos, head) \ - for (pos = (head)->prev; prefetch(pos->prev), pos != (head); \ - pos = pos->prev) + for (pos = (head)->prev; pos != (head); pos = pos->prev) /** * list_for_each_safe - iterate over a list safe against removal of list entry @@ -404,7 +406,7 @@ static inline void list_splice_tail_init(struct list_head *list, */ #define list_for_each_prev_safe(pos, n, head) \ for (pos = (head)->prev, n = pos->prev; \ - prefetch(pos->prev), pos != (head); \ + pos != (head); \ pos = n, n = pos->prev) /** @@ -415,7 +417,7 @@ static inline void list_splice_tail_init(struct list_head *list, */ #define list_for_each_entry(pos, head, member) \ for (pos = list_entry((head)->next, typeof(*pos), member); \ - prefetch(pos->member.next), &pos->member != (head); \ + &pos->member != (head); \ pos = list_entry(pos->member.next, typeof(*pos), member)) /** @@ -426,7 +428,7 @@ static inline void list_splice_tail_init(struct list_head *list, */ #define list_for_each_entry_reverse(pos, head, member) \ for (pos = list_entry((head)->prev, typeof(*pos), member); \ - prefetch(pos->member.prev), &pos->member != (head); \ + &pos->member != (head); \ pos = list_entry(pos->member.prev, typeof(*pos), member)) /** @@ -451,7 +453,7 @@ static inline void list_splice_tail_init(struct list_head *list, */ #define list_for_each_entry_continue(pos, head, member) \ for (pos = list_entry(pos->member.next, typeof(*pos), member); \ - prefetch(pos->member.next), &pos->member != (head); \ + &pos->member != (head); \ pos = list_entry(pos->member.next, typeof(*pos), member)) /** @@ -465,7 +467,7 @@ static inline void list_splice_tail_init(struct list_head *list, */ #define list_for_each_entry_continue_reverse(pos, head, member) \ for (pos = list_entry(pos->member.prev, typeof(*pos), member); \ - prefetch(pos->member.prev), &pos->member != (head); \ + &pos->member != (head); \ pos = list_entry(pos->member.prev, typeof(*pos), member)) /** @@ -477,7 +479,7 @@ static inline void list_splice_tail_init(struct list_head *list, * Iterate over list of given type, continuing from current position. */ #define list_for_each_entry_from(pos, head, member) \ - for (; prefetch(pos->member.next), &pos->member != (head); \ + for (; &pos->member != (head); \ pos = list_entry(pos->member.next, typeof(*pos), member)) /** @@ -636,6 +638,12 @@ static inline void hlist_add_after(struct hlist_node *n, next->next->pprev = &next->next; } +/* after that we'll appear to be on some hlist and hlist_del will work */ +static inline void hlist_add_fake(struct hlist_node *n) +{ + n->pprev = &n->next; +} + /* * Move a list from one list head to another. Fixup the pprev * reference of the first entry if it exists. @@ -652,8 +660,7 @@ static inline void hlist_move_list(struct hlist_head *old, #define hlist_entry(ptr, type, member) container_of(ptr,type,member) #define hlist_for_each(pos, head) \ - for (pos = (head)->first; pos && ({ prefetch(pos->next); 1; }); \ - pos = pos->next) + for (pos = (head)->first; pos ; pos = pos->next) #define hlist_for_each_safe(pos, n, head) \ for (pos = (head)->first; pos && ({ n = pos->next; 1; }); \ @@ -668,7 +675,7 @@ static inline void hlist_move_list(struct hlist_head *old, */ #define hlist_for_each_entry(tpos, pos, head, member) \ for (pos = (head)->first; \ - pos && ({ prefetch(pos->next); 1;}) && \ + pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ pos = pos->next) @@ -680,7 +687,7 @@ static inline void hlist_move_list(struct hlist_head *old, */ #define hlist_for_each_entry_continue(tpos, pos, member) \ for (pos = (pos)->next; \ - pos && ({ prefetch(pos->next); 1;}) && \ + pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ pos = pos->next) @@ -691,7 +698,7 @@ static inline void hlist_move_list(struct hlist_head *old, * @member: the name of the hlist_node within the struct. */ #define hlist_for_each_entry_from(tpos, pos, member) \ - for (; pos && ({ prefetch(pos->next); 1;}) && \ + for (; pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ pos = pos->next) diff --git a/include/linux/list_bl.h b/include/linux/list_bl.h new file mode 100644 index 000000000000..31f9d75adc5b --- /dev/null +++ b/include/linux/list_bl.h @@ -0,0 +1,156 @@ +#ifndef _LINUX_LIST_BL_H +#define _LINUX_LIST_BL_H + +#include <linux/list.h> +#include <linux/bit_spinlock.h> + +/* + * Special version of lists, where head of the list has a lock in the lowest + * bit. This is useful for scalable hash tables without increasing memory + * footprint overhead. + * + * For modification operations, the 0 bit of hlist_bl_head->first + * pointer must be set. + * + * With some small modifications, this can easily be adapted to store several + * arbitrary bits (not just a single lock bit), if the need arises to store + * some fast and compact auxiliary data. + */ + +#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK) +#define LIST_BL_LOCKMASK 1UL +#else +#define LIST_BL_LOCKMASK 0UL +#endif + +#ifdef CONFIG_DEBUG_LIST +#define LIST_BL_BUG_ON(x) BUG_ON(x) +#else +#define LIST_BL_BUG_ON(x) +#endif + + +struct hlist_bl_head { + struct hlist_bl_node *first; +}; + +struct hlist_bl_node { + struct hlist_bl_node *next, **pprev; +}; +#define INIT_HLIST_BL_HEAD(ptr) \ + ((ptr)->first = NULL) + +static inline void INIT_HLIST_BL_NODE(struct hlist_bl_node *h) +{ + h->next = NULL; + h->pprev = NULL; +} + +#define hlist_bl_entry(ptr, type, member) container_of(ptr,type,member) + +static inline int hlist_bl_unhashed(const struct hlist_bl_node *h) +{ + return !h->pprev; +} + +static inline struct hlist_bl_node *hlist_bl_first(struct hlist_bl_head *h) +{ + return (struct hlist_bl_node *) + ((unsigned long)h->first & ~LIST_BL_LOCKMASK); +} + +static inline void hlist_bl_set_first(struct hlist_bl_head *h, + struct hlist_bl_node *n) +{ + LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK); + LIST_BL_BUG_ON(((unsigned long)h->first & LIST_BL_LOCKMASK) != + LIST_BL_LOCKMASK); + h->first = (struct hlist_bl_node *)((unsigned long)n | LIST_BL_LOCKMASK); +} + +static inline int hlist_bl_empty(const struct hlist_bl_head *h) +{ + return !((unsigned long)h->first & ~LIST_BL_LOCKMASK); +} + +static inline void hlist_bl_add_head(struct hlist_bl_node *n, + struct hlist_bl_head *h) +{ + struct hlist_bl_node *first = hlist_bl_first(h); + + n->next = first; + if (first) + first->pprev = &n->next; + n->pprev = &h->first; + hlist_bl_set_first(h, n); +} + +static inline void __hlist_bl_del(struct hlist_bl_node *n) +{ + struct hlist_bl_node *next = n->next; + struct hlist_bl_node **pprev = n->pprev; + + LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK); + + /* pprev may be `first`, so be careful not to lose the lock bit */ + *pprev = (struct hlist_bl_node *) + ((unsigned long)next | + ((unsigned long)*pprev & LIST_BL_LOCKMASK)); + if (next) + next->pprev = pprev; +} + +static inline void hlist_bl_del(struct hlist_bl_node *n) +{ + __hlist_bl_del(n); + n->next = LIST_POISON1; + n->pprev = LIST_POISON2; +} + +static inline void hlist_bl_del_init(struct hlist_bl_node *n) +{ + if (!hlist_bl_unhashed(n)) { + __hlist_bl_del(n); + INIT_HLIST_BL_NODE(n); + } +} + +static inline void hlist_bl_lock(struct hlist_bl_head *b) +{ + bit_spin_lock(0, (unsigned long *)b); +} + +static inline void hlist_bl_unlock(struct hlist_bl_head *b) +{ + __bit_spin_unlock(0, (unsigned long *)b); +} + +/** + * hlist_bl_for_each_entry - iterate over list of given type + * @tpos: the type * to use as a loop cursor. + * @pos: the &struct hlist_node to use as a loop cursor. + * @head: the head for your list. + * @member: the name of the hlist_node within the struct. + * + */ +#define hlist_bl_for_each_entry(tpos, pos, head, member) \ + for (pos = hlist_bl_first(head); \ + pos && \ + ({ tpos = hlist_bl_entry(pos, typeof(*tpos), member); 1;}); \ + pos = pos->next) + +/** + * hlist_bl_for_each_entry_safe - iterate over list of given type safe against removal of list entry + * @tpos: the type * to use as a loop cursor. + * @pos: the &struct hlist_node to use as a loop cursor. + * @n: another &struct hlist_node to use as temporary storage + * @head: the head for your list. + * @member: the name of the hlist_node within the struct. + */ +#define hlist_bl_for_each_entry_safe(tpos, pos, n, head, member) \ + for (pos = hlist_bl_first(head); \ + pos && ({ n = pos->next; 1; }) && \ + ({ tpos = hlist_bl_entry(pos, typeof(*tpos), member); 1;}); \ + pos = n) + +#endif diff --git a/include/linux/lockd/debug.h b/include/linux/lockd/debug.h index 34b2b7f33c3b..257d3779f2ab 100644 --- a/include/linux/lockd/debug.h +++ b/include/linux/lockd/debug.h @@ -44,14 +44,4 @@ #define NLMDBG_XDR 0x0100 #define NLMDBG_ALL 0x7fff - -/* - * Support for printing NLM cookies in dprintk() - */ -#ifdef RPC_DEBUG -struct nlm_cookie; -/* Call this function with the BKL held (it uses a static buffer) */ -extern const char *nlmdbg_cookie2a(const struct nlm_cookie *); -#endif - #endif /* LINUX_LOCKD_DEBUG_H */ diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index a34dea46b629..ff9abff55aa0 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -43,6 +43,7 @@ struct nlm_host { struct sockaddr_storage h_addr; /* peer address */ size_t h_addrlen; struct sockaddr_storage h_srcaddr; /* our address (optional) */ + size_t h_srcaddrlen; struct rpc_clnt *h_rpcclnt; /* RPC client to talk to peer */ char *h_name; /* remote hostname */ u32 h_version; /* interface version */ @@ -201,9 +202,9 @@ extern u32 nsm_local_state; * Lockd client functions */ struct nlm_rqst * nlm_alloc_call(struct nlm_host *host); -void nlm_release_call(struct nlm_rqst *); int nlm_async_call(struct nlm_rqst *, u32, const struct rpc_call_ops *); int nlm_async_reply(struct nlm_rqst *, u32, const struct rpc_call_ops *); +void nlmclnt_release_call(struct nlm_rqst *); struct nlm_wait * nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl); void nlmclnt_finish_block(struct nlm_wait *block); int nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout); @@ -222,13 +223,14 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap, const u32 version, const char *hostname, int noresvport); +void nlmclnt_release_host(struct nlm_host *); struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp, const char *hostname, const size_t hostname_len); +void nlmsvc_release_host(struct nlm_host *); struct rpc_clnt * nlm_bind_host(struct nlm_host *); void nlm_rebind_host(struct nlm_host *); struct nlm_host * nlm_get_host(struct nlm_host *); -void nlm_release_host(struct nlm_host *); void nlm_shutdown_hosts(void); void nlm_host_rebooted(const struct nlm_reboot *); @@ -266,6 +268,7 @@ unsigned long nlmsvc_retry_blocked(void); void nlmsvc_traverse_blocks(struct nlm_host *, struct nlm_file *, nlm_host_match_fn_t match); void nlmsvc_grant_reply(struct nlm_cookie *, __be32); +void nlmsvc_release_call(struct nlm_rqst *); /* * File handling for the server personality diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 71c09b26c759..4aef1dda6406 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -436,16 +436,8 @@ do { \ #endif /* CONFIG_LOCKDEP */ #ifdef CONFIG_TRACE_IRQFLAGS -extern void early_boot_irqs_off(void); -extern void early_boot_irqs_on(void); extern void print_irqtrace_events(struct task_struct *curr); #else -static inline void early_boot_irqs_off(void) -{ -} -static inline void early_boot_irqs_on(void) -{ -} static inline void print_irqtrace_events(struct task_struct *curr) { } @@ -522,12 +514,15 @@ static inline void print_irqtrace_events(struct task_struct *curr) #ifdef CONFIG_DEBUG_LOCK_ALLOC # ifdef CONFIG_PROVE_LOCKING # define lock_map_acquire(l) lock_acquire(l, 0, 0, 0, 2, NULL, _THIS_IP_) +# define lock_map_acquire_read(l) lock_acquire(l, 0, 0, 2, 2, NULL, _THIS_IP_) # else # define lock_map_acquire(l) lock_acquire(l, 0, 0, 0, 1, NULL, _THIS_IP_) +# define lock_map_acquire_read(l) lock_acquire(l, 0, 0, 2, 1, NULL, _THIS_IP_) # endif # define lock_map_release(l) lock_release(l, 1, _THIS_IP_) #else # define lock_map_acquire(l) do { } while (0) +# define lock_map_acquire_read(l) do { } while (0) # define lock_map_release(l) do { } while (0) #endif diff --git a/include/linux/lru_cache.h b/include/linux/lru_cache.h index 78fbf24f357a..6a4fab7c6e09 100644 --- a/include/linux/lru_cache.h +++ b/include/linux/lru_cache.h @@ -148,7 +148,7 @@ write intent log information, three of which are mentioned here. * * DRBD currently (May 2009) only uses 61 elements on the resync lru_cache * (total memory usage 2 pages), and up to 3833 elements on the act_log - * lru_cache, totalling ~215 kB for 64bit architechture, ~53 pages. + * lru_cache, totalling ~215 kB for 64bit architecture, ~53 pages. * * We usually do not actually free these objects again, but only "recycle" * them, as the change "index: -old_label, +LC_FREE" would need a transaction diff --git a/include/linux/magic.h b/include/linux/magic.h index eb9800f05782..1e5df2af8d84 100644 --- a/include/linux/magic.h +++ b/include/linux/magic.h @@ -16,16 +16,19 @@ #define TMPFS_MAGIC 0x01021994 #define HUGETLBFS_MAGIC 0x958458f6 /* some random number */ #define SQUASHFS_MAGIC 0x73717368 +#define ECRYPTFS_SUPER_MAGIC 0xf15f #define EFS_SUPER_MAGIC 0x414A53 #define EXT2_SUPER_MAGIC 0xEF53 #define EXT3_SUPER_MAGIC 0xEF53 #define XENFS_SUPER_MAGIC 0xabba1974 #define EXT4_SUPER_MAGIC 0xEF53 #define BTRFS_SUPER_MAGIC 0x9123683E +#define NILFS_SUPER_MAGIC 0x3434 #define HPFS_SUPER_MAGIC 0xf995e849 #define ISOFS_SUPER_MAGIC 0x9660 #define JFFS2_SUPER_MAGIC 0x72b6 #define ANON_INODE_FS_MAGIC 0x09041934 +#define PSTOREFS_MAGIC 0x6165676C #define MINIX_SUPER_MAGIC 0x137F /* original minix fs */ #define MINIX_SUPER_MAGIC2 0x138F /* minix fs, 30 char names */ @@ -57,5 +60,6 @@ #define DEVPTS_SUPER_MAGIC 0x1cd1 #define SOCKFS_MAGIC 0x534F434B +#define V9FS_MAGIC 0x01021997 #endif /* __LINUX_MAGIC_H__ */ diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h index d0f08018335d..dd3c34ebca9a 100644 --- a/include/linux/marvell_phy.h +++ b/include/linux/marvell_phy.h @@ -11,8 +11,9 @@ #define MARVELL_PHY_ID_88E1118 0x01410e10 #define MARVELL_PHY_ID_88E1121R 0x01410cb0 #define MARVELL_PHY_ID_88E1145 0x01410cd0 +#define MARVELL_PHY_ID_88E1149R 0x01410e50 #define MARVELL_PHY_ID_88E1240 0x01410e30 -#define MARVELL_PHY_ID_88EC048 0x01410e90 +#define MARVELL_PHY_ID_88E1318S 0x01410e90 /* struct phy_device dev_flags definitions */ #define MARVELL_PHY_M1145_FLAGS_RESISTANCE 0x00000001 diff --git a/include/linux/math64.h b/include/linux/math64.h index c87f1528703a..23fcdfcba81b 100644 --- a/include/linux/math64.h +++ b/include/linux/math64.h @@ -35,6 +35,14 @@ static inline u64 div64_u64(u64 dividend, u64 divisor) return dividend / divisor; } +/** + * div64_s64 - signed 64bit divide with 64bit divisor + */ +static inline s64 div64_s64(s64 dividend, s64 divisor) +{ + return dividend / divisor; +} + #elif BITS_PER_LONG == 32 #ifndef div_u64_rem @@ -53,6 +61,10 @@ extern s64 div_s64_rem(s64 dividend, s32 divisor, s32 *remainder); extern u64 div64_u64(u64 dividend, u64 divisor); #endif +#ifndef div64_s64 +extern s64 div64_s64(s64 dividend, s64 divisor); +#endif + #endif /* BITS_PER_LONG */ /** diff --git a/include/linux/mbcache.h b/include/linux/mbcache.h index 54cbbac1e71d..5525d370701d 100644 --- a/include/linux/mbcache.h +++ b/include/linux/mbcache.h @@ -18,6 +18,17 @@ struct mb_cache_entry { } e_index; }; +struct mb_cache { + struct list_head c_cache_list; + const char *c_name; + atomic_t c_entry_count; + int c_max_entries; + int c_bucket_bits; + struct kmem_cache *c_entry_cache; + struct list_head *c_block_hash; + struct list_head *c_index_hash; +}; + /* Functions on caches */ struct mb_cache *mb_cache_create(const char *, int); diff --git a/include/linux/mdio.h b/include/linux/mdio.h index c779b49a1fda..b1494aced217 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -55,6 +55,7 @@ #define MDIO_PCS_10GBRT_STAT2 33 /* 10GBASE-R/-T PCS status 2 */ #define MDIO_AN_10GBT_CTRL 32 /* 10GBASE-T auto-negotiation control */ #define MDIO_AN_10GBT_STAT 33 /* 10GBASE-T auto-negotiation status */ +#define MDIO_AN_EEE_ADV 60 /* EEE advertisement */ /* LASI (Link Alarm Status Interrupt) registers, defined by XENPAK MSA. */ #define MDIO_PMA_LASI_RXCTRL 0x9000 /* RX_ALARM control */ @@ -235,6 +236,10 @@ #define MDIO_AN_10GBT_STAT_MS 0x4000 /* Master/slave config */ #define MDIO_AN_10GBT_STAT_MSFLT 0x8000 /* Master/slave config fault */ +/* AN EEE Advertisement register. */ +#define MDIO_AN_EEE_ADV_100TX 0x0002 /* Advertise 100TX EEE cap */ +#define MDIO_AN_EEE_ADV_1000T 0x0004 /* Advertise 1000T EEE cap */ + /* LASI RX_ALARM control/status registers. */ #define MDIO_PMA_LASI_RX_PHYXSLFLT 0x0001 /* PHY XS RX local fault */ #define MDIO_PMA_LASI_RX_PCSLFLT 0x0008 /* PCS RX local fault */ diff --git a/include/linux/media.h b/include/linux/media.h new file mode 100644 index 000000000000..0ef883327de2 --- /dev/null +++ b/include/linux/media.h @@ -0,0 +1,132 @@ +/* + * Multimedia device API + * + * Copyright (C) 2010 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __LINUX_MEDIA_H +#define __LINUX_MEDIA_H + +#include <linux/ioctl.h> +#include <linux/types.h> +#include <linux/version.h> + +#define MEDIA_API_VERSION KERNEL_VERSION(0, 1, 0) + +struct media_device_info { + char driver[16]; + char model[32]; + char serial[40]; + char bus_info[32]; + __u32 media_version; + __u32 hw_revision; + __u32 driver_version; + __u32 reserved[31]; +}; + +#define MEDIA_ENT_ID_FLAG_NEXT (1 << 31) + +#define MEDIA_ENT_TYPE_SHIFT 16 +#define MEDIA_ENT_TYPE_MASK 0x00ff0000 +#define MEDIA_ENT_SUBTYPE_MASK 0x0000ffff + +#define MEDIA_ENT_T_DEVNODE (1 << MEDIA_ENT_TYPE_SHIFT) +#define MEDIA_ENT_T_DEVNODE_V4L (MEDIA_ENT_T_DEVNODE + 1) +#define MEDIA_ENT_T_DEVNODE_FB (MEDIA_ENT_T_DEVNODE + 2) +#define MEDIA_ENT_T_DEVNODE_ALSA (MEDIA_ENT_T_DEVNODE + 3) +#define MEDIA_ENT_T_DEVNODE_DVB (MEDIA_ENT_T_DEVNODE + 4) + +#define MEDIA_ENT_T_V4L2_SUBDEV (2 << MEDIA_ENT_TYPE_SHIFT) +#define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR (MEDIA_ENT_T_V4L2_SUBDEV + 1) +#define MEDIA_ENT_T_V4L2_SUBDEV_FLASH (MEDIA_ENT_T_V4L2_SUBDEV + 2) +#define MEDIA_ENT_T_V4L2_SUBDEV_LENS (MEDIA_ENT_T_V4L2_SUBDEV + 3) + +#define MEDIA_ENT_FL_DEFAULT (1 << 0) + +struct media_entity_desc { + __u32 id; + char name[32]; + __u32 type; + __u32 revision; + __u32 flags; + __u32 group_id; + __u16 pads; + __u16 links; + + __u32 reserved[4]; + + union { + /* Node specifications */ + struct { + __u32 major; + __u32 minor; + } v4l; + struct { + __u32 major; + __u32 minor; + } fb; + struct { + __u32 card; + __u32 device; + __u32 subdevice; + } alsa; + int dvb; + + /* Sub-device specifications */ + /* Nothing needed yet */ + __u8 raw[184]; + }; +}; + +#define MEDIA_PAD_FL_SINK (1 << 0) +#define MEDIA_PAD_FL_SOURCE (1 << 1) + +struct media_pad_desc { + __u32 entity; /* entity ID */ + __u16 index; /* pad index */ + __u32 flags; /* pad flags */ + __u32 reserved[2]; +}; + +#define MEDIA_LNK_FL_ENABLED (1 << 0) +#define MEDIA_LNK_FL_IMMUTABLE (1 << 1) +#define MEDIA_LNK_FL_DYNAMIC (1 << 2) + +struct media_link_desc { + struct media_pad_desc source; + struct media_pad_desc sink; + __u32 flags; + __u32 reserved[2]; +}; + +struct media_links_enum { + __u32 entity; + /* Should have enough room for pads elements */ + struct media_pad_desc __user *pads; + /* Should have enough room for links elements */ + struct media_link_desc __user *links; + __u32 reserved[4]; +}; + +#define MEDIA_IOC_DEVICE_INFO _IOWR('|', 0x00, struct media_device_info) +#define MEDIA_IOC_ENUM_ENTITIES _IOWR('|', 0x01, struct media_entity_desc) +#define MEDIA_IOC_ENUM_LINKS _IOWR('|', 0x02, struct media_links_enum) +#define MEDIA_IOC_SETUP_LINK _IOWR('|', 0x03, struct media_link_desc) + +#endif /* __LINUX_MEDIA_H */ diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 159a0762aeaf..5e9840f50980 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -25,6 +25,11 @@ struct page_cgroup; struct page; struct mm_struct; +/* Stats that can be updated by kernel. */ +enum mem_cgroup_page_stat_item { + MEMCG_NR_FILE_MAPPED, /* # of pages charged as file rss */ +}; + extern unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan, struct list_head *dst, unsigned long *scanned, int order, @@ -57,6 +62,7 @@ extern int mem_cgroup_cache_charge(struct page *page, struct mm_struct *mm, gfp_t gfp_mask); extern void mem_cgroup_add_lru_list(struct page *page, enum lru_list lru); extern void mem_cgroup_del_lru_list(struct page *page, enum lru_list lru); +extern void mem_cgroup_rotate_reclaimable_page(struct page *page); extern void mem_cgroup_rotate_lru_list(struct page *page, enum lru_list lru); extern void mem_cgroup_del_lru(struct page *page); extern void mem_cgroup_move_lists(struct page *page, @@ -91,9 +97,9 @@ extern struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem); extern int mem_cgroup_prepare_migration(struct page *page, - struct page *newpage, struct mem_cgroup **ptr); + struct page *newpage, struct mem_cgroup **ptr, gfp_t gfp_mask); extern void mem_cgroup_end_migration(struct mem_cgroup *mem, - struct page *oldpage, struct page *newpage); + struct page *oldpage, struct page *newpage, bool migration_ok); /* * For memory reclaim. @@ -121,11 +127,34 @@ static inline bool mem_cgroup_disabled(void) return false; } -void mem_cgroup_update_file_mapped(struct page *page, int val); +void mem_cgroup_update_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx, + int val); + +static inline void mem_cgroup_inc_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) +{ + mem_cgroup_update_page_stat(page, idx, 1); +} + +static inline void mem_cgroup_dec_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) +{ + mem_cgroup_update_page_stat(page, idx, -1); +} + unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order, gfp_t gfp_mask); u64 mem_cgroup_get_limit(struct mem_cgroup *mem); +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +void mem_cgroup_split_huge_fixup(struct page *head, struct page *tail); +#endif + +#ifdef CONFIG_DEBUG_VM +bool mem_cgroup_bad_page_check(struct page *page); +void mem_cgroup_print_bad_page(struct page *page); +#endif #else /* CONFIG_CGROUP_MEM_RES_CTLR */ struct mem_cgroup; @@ -187,6 +216,11 @@ static inline void mem_cgroup_del_lru_list(struct page *page, int lru) return ; } +static inline void mem_cgroup_rotate_reclaimable_page(struct page *page) +{ + return ; +} + static inline void mem_cgroup_rotate_lru_list(struct page *page, int lru) { return ; @@ -225,14 +259,13 @@ static inline struct cgroup_subsys_state *mem_cgroup_css(struct mem_cgroup *mem) static inline int mem_cgroup_prepare_migration(struct page *page, struct page *newpage, - struct mem_cgroup **ptr) + struct mem_cgroup **ptr, gfp_t gfp_mask) { return 0; } static inline void mem_cgroup_end_migration(struct mem_cgroup *mem, - struct page *oldpage, - struct page *newpage) + struct page *oldpage, struct page *newpage, bool migration_ok) { } @@ -293,8 +326,13 @@ mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p) { } -static inline void mem_cgroup_update_file_mapped(struct page *page, - int val) +static inline void mem_cgroup_inc_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) +{ +} + +static inline void mem_cgroup_dec_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) { } @@ -311,7 +349,25 @@ u64 mem_cgroup_get_limit(struct mem_cgroup *mem) return 0; } +static inline void mem_cgroup_split_huge_fixup(struct page *head, + struct page *tail) +{ +} + #endif /* CONFIG_CGROUP_MEM_CONT */ +#if !defined(CONFIG_CGROUP_MEM_RES_CTLR) || !defined(CONFIG_DEBUG_VM) +static inline bool +mem_cgroup_bad_page_check(struct page *page) +{ + return false; +} + +static inline void +mem_cgroup_print_bad_page(struct page *page) +{ +} +#endif + #endif /* _LINUX_MEMCONTROL_H */ diff --git a/include/linux/memory.h b/include/linux/memory.h index 06c1fa0a5c7b..e1e3b2b84f85 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -21,7 +21,8 @@ #include <linux/mutex.h> struct memory_block { - unsigned long phys_index; + unsigned long start_section_nr; + unsigned long end_section_nr; unsigned long state; int section_count; diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 864035fb8f8a..8122018d3000 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -13,12 +13,16 @@ struct mem_section; #ifdef CONFIG_MEMORY_HOTPLUG /* - * Types for free bootmem. - * The normal smallest mapcount is -1. Here is smaller value than it. + * Types for free bootmem stored in page->lru.next. These have to be in + * some random range in unsigned long space for debugging purposes. */ -#define SECTION_INFO (-1 - 1) -#define MIX_SECTION_INFO (-1 - 2) -#define NODE_INFO (-1 - 3) +enum { + MEMORY_HOTPLUG_MIN_BOOTMEM_TYPE = 12, + SECTION_INFO = MEMORY_HOTPLUG_MIN_BOOTMEM_TYPE, + MIX_SECTION_INFO, + NODE_INFO, + MEMORY_HOTPLUG_MAX_BOOTMEM_TYPE = NODE_INFO, +}; /* * pgdat resizing functions @@ -70,6 +74,10 @@ extern void online_page(struct page *page); extern int online_pages(unsigned long, unsigned long); extern void __offline_isolated_pages(unsigned long, unsigned long); +#ifdef CONFIG_MEMORY_HOTREMOVE +extern bool is_pageblock_removable_nolock(struct page *page); +#endif /* CONFIG_MEMORY_HOTREMOVE */ + /* reasonably generic interface to expand the physical pages in a zone */ extern int __add_pages(int nid, struct zone *zone, unsigned long start_pfn, unsigned long nr_pages); @@ -157,6 +165,15 @@ extern void register_page_bootmem_info_node(struct pglist_data *pgdat); extern void put_page_bootmem(struct page *page); #endif +/* + * Lock for memory hotplug guarantees 1) all callbacks for memory hotplug + * notifier will be called under this. 2) offline/online/add/remove memory + * will not run simultaneously. + */ + +void lock_memory_hotplug(void); +void unlock_memory_hotplug(void); + #else /* ! CONFIG_MEMORY_HOTPLUG */ /* * Stub functions for when hotplug is off @@ -188,6 +205,9 @@ static inline void register_page_bootmem_info_node(struct pglist_data *pgdat) { } +static inline void lock_memory_hotplug(void) {} +static inline void unlock_memory_hotplug(void) {} + #endif /* ! CONFIG_MEMORY_HOTPLUG */ #ifdef CONFIG_MEMORY_HOTREMOVE diff --git a/include/linux/mfd/88pm860x.h b/include/linux/mfd/88pm860x.h index bfd23bef7363..8fba7972ff5f 100644 --- a/include/linux/mfd/88pm860x.h +++ b/include/linux/mfd/88pm860x.h @@ -131,14 +131,16 @@ enum { PM8607_ID_LDO8, PM8607_ID_LDO9, PM8607_ID_LDO10, + PM8607_ID_LDO11, PM8607_ID_LDO12, PM8607_ID_LDO13, PM8607_ID_LDO14, + PM8607_ID_LDO15, PM8607_ID_RG_MAX, }; -#define PM8607_VERSION (0x40) /* 8607 chip ID */ +/* 8607 chip ID is 0x40 or 0x50 */ #define PM8607_VERSION_MASK (0xF0) /* 8607 chip ID mask */ /* Interrupt Registers */ @@ -310,8 +312,6 @@ struct pm860x_chip { }; -#define PM8607_MAX_REGULATOR PM8607_ID_RG_MAX /* 3 Bucks, 13 LDOs */ - enum { GI2C_PORT = 0, PI2C_PORT, @@ -351,23 +351,31 @@ struct pm860x_platform_data { struct pm860x_led_pdata *led; struct pm860x_touch_pdata *touch; struct pm860x_power_pdata *power; + struct regulator_init_data *regulator; unsigned short companion_addr; /* I2C address of companion chip */ int i2c_port; /* Controlled by GI2C or PI2C */ int irq_mode; /* Clear interrupt by read/write(0/1) */ int irq_base; /* IRQ base number of 88pm860x */ - struct regulator_init_data *regulator[PM8607_MAX_REGULATOR]; + int num_leds; + int num_backlights; + int num_regulators; }; -extern char pm860x_backlight_name[][MFD_NAME_SIZE]; -extern char pm860x_led_name[][MFD_NAME_SIZE]; - extern int pm860x_reg_read(struct i2c_client *, int); extern int pm860x_reg_write(struct i2c_client *, int, unsigned char); extern int pm860x_bulk_read(struct i2c_client *, int, int, unsigned char *); extern int pm860x_bulk_write(struct i2c_client *, int, int, unsigned char *); extern int pm860x_set_bits(struct i2c_client *, int, unsigned char, unsigned char); +extern int pm860x_page_reg_read(struct i2c_client *, int); +extern int pm860x_page_reg_write(struct i2c_client *, int, unsigned char); +extern int pm860x_page_bulk_read(struct i2c_client *, int, int, + unsigned char *); +extern int pm860x_page_bulk_write(struct i2c_client *, int, int, + unsigned char *); +extern int pm860x_page_set_bits(struct i2c_client *, int, unsigned char, + unsigned char); extern int pm860x_device_init(struct pm860x_chip *chip, struct pm860x_platform_data *pdata) __devinit ; diff --git a/include/linux/mfd/ab8500.h b/include/linux/mfd/ab8500.h index f5cec4500f38..b31843075198 100644 --- a/include/linux/mfd/ab8500.h +++ b/include/linux/mfd/ab8500.h @@ -10,6 +10,29 @@ #include <linux/device.h> /* + * AB8500 bank addresses + */ +#define AB8500_SYS_CTRL1_BLOCK 0x1 +#define AB8500_SYS_CTRL2_BLOCK 0x2 +#define AB8500_REGU_CTRL1 0x3 +#define AB8500_REGU_CTRL2 0x4 +#define AB8500_USB 0x5 +#define AB8500_TVOUT 0x6 +#define AB8500_DBI 0x7 +#define AB8500_ECI_AV_ACC 0x8 +#define AB8500_RESERVED 0x9 +#define AB8500_GPADC 0xA +#define AB8500_CHARGER 0xB +#define AB8500_GAS_GAUGE 0xC +#define AB8500_AUDIO 0xD +#define AB8500_INTERRUPT 0xE +#define AB8500_RTC 0xF +#define AB8500_MISC 0x10 +#define AB8500_DEBUG 0x12 +#define AB8500_PROD_TEST 0x13 +#define AB8500_OTP_EMUL 0x15 + +/* * Interrupts */ @@ -51,40 +74,84 @@ #define AB8500_INT_ACC_DETECT_21DB_F 37 #define AB8500_INT_ACC_DETECT_21DB_R 38 #define AB8500_INT_GP_SW_ADC_CONV_END 39 -#define AB8500_INT_BTEMP_LOW 72 -#define AB8500_INT_BTEMP_LOW_MEDIUM 73 -#define AB8500_INT_BTEMP_MEDIUM_HIGH 74 -#define AB8500_INT_BTEMP_HIGH 75 -#define AB8500_INT_USB_CHARGER_NOT_OK 81 -#define AB8500_INT_ID_WAKEUP_R 82 -#define AB8500_INT_ID_DET_R1R 84 -#define AB8500_INT_ID_DET_R2R 85 -#define AB8500_INT_ID_DET_R3R 86 -#define AB8500_INT_ID_DET_R4R 87 -#define AB8500_INT_ID_WAKEUP_F 88 -#define AB8500_INT_ID_DET_R1F 90 -#define AB8500_INT_ID_DET_R2F 91 -#define AB8500_INT_ID_DET_R3F 92 -#define AB8500_INT_ID_DET_R4F 93 -#define AB8500_INT_USB_CHG_DET_DONE 94 -#define AB8500_INT_USB_CH_TH_PROT_F 96 -#define AB8500_INT_USB_CH_TH_PROP_R 97 -#define AB8500_INT_MAIN_CH_TH_PROP_F 98 -#define AB8500_INT_MAIN_CH_TH_PROT_R 99 -#define AB8500_INT_USB_CHARGER_NOT_OKF 103 - -#define AB8500_NR_IRQS 104 -#define AB8500_NUM_IRQ_REGS 13 +#define AB8500_INT_ACC_DETECT_1DB_F 33 +#define AB8500_INT_ACC_DETECT_1DB_R 34 +#define AB8500_INT_ACC_DETECT_22DB_F 35 +#define AB8500_INT_ACC_DETECT_22DB_R 36 +#define AB8500_INT_ACC_DETECT_21DB_F 37 +#define AB8500_INT_ACC_DETECT_21DB_R 38 +#define AB8500_INT_GP_SW_ADC_CONV_END 39 +#define AB8500_INT_GPIO6R 40 +#define AB8500_INT_GPIO7R 41 +#define AB8500_INT_GPIO8R 42 +#define AB8500_INT_GPIO9R 43 +#define AB8500_INT_GPIO10R 44 +#define AB8500_INT_GPIO11R 45 +#define AB8500_INT_GPIO12R 46 +#define AB8500_INT_GPIO13R 47 +#define AB8500_INT_GPIO24R 48 +#define AB8500_INT_GPIO25R 49 +#define AB8500_INT_GPIO36R 50 +#define AB8500_INT_GPIO37R 51 +#define AB8500_INT_GPIO38R 52 +#define AB8500_INT_GPIO39R 53 +#define AB8500_INT_GPIO40R 54 +#define AB8500_INT_GPIO41R 55 +#define AB8500_INT_GPIO6F 56 +#define AB8500_INT_GPIO7F 57 +#define AB8500_INT_GPIO8F 58 +#define AB8500_INT_GPIO9F 59 +#define AB8500_INT_GPIO10F 60 +#define AB8500_INT_GPIO11F 61 +#define AB8500_INT_GPIO12F 62 +#define AB8500_INT_GPIO13F 63 +#define AB8500_INT_GPIO24F 64 +#define AB8500_INT_GPIO25F 65 +#define AB8500_INT_GPIO36F 66 +#define AB8500_INT_GPIO37F 67 +#define AB8500_INT_GPIO38F 68 +#define AB8500_INT_GPIO39F 69 +#define AB8500_INT_GPIO40F 70 +#define AB8500_INT_GPIO41F 71 +#define AB8500_INT_ADP_SOURCE_ERROR 72 +#define AB8500_INT_ADP_SINK_ERROR 73 +#define AB8500_INT_ADP_PROBE_PLUG 74 +#define AB8500_INT_ADP_PROBE_UNPLUG 75 +#define AB8500_INT_ADP_SENSE_OFF 76 +#define AB8500_INT_USB_PHY_POWER_ERR 78 +#define AB8500_INT_USB_LINK_STATUS 79 +#define AB8500_INT_BTEMP_LOW 80 +#define AB8500_INT_BTEMP_LOW_MEDIUM 81 +#define AB8500_INT_BTEMP_MEDIUM_HIGH 82 +#define AB8500_INT_BTEMP_HIGH 83 +#define AB8500_INT_USB_CHARGER_NOT_OK 89 +#define AB8500_INT_ID_WAKEUP_R 90 +#define AB8500_INT_ID_DET_R1R 92 +#define AB8500_INT_ID_DET_R2R 93 +#define AB8500_INT_ID_DET_R3R 94 +#define AB8500_INT_ID_DET_R4R 95 +#define AB8500_INT_ID_WAKEUP_F 96 +#define AB8500_INT_ID_DET_R1F 98 +#define AB8500_INT_ID_DET_R2F 99 +#define AB8500_INT_ID_DET_R3F 100 +#define AB8500_INT_ID_DET_R4F 101 +#define AB8500_INT_USB_CHG_DET_DONE 102 +#define AB8500_INT_USB_CH_TH_PROT_F 104 +#define AB8500_INT_USB_CH_TH_PROT_R 105 +#define AB8500_INT_MAIN_CH_TH_PROT_F 106 +#define AB8500_INT_MAIN_CH_TH_PROT_R 107 +#define AB8500_INT_USB_CHARGER_NOT_OKF 111 -#define AB8500_NUM_REGULATORS 15 +#define AB8500_NR_IRQS 112 +#define AB8500_NUM_IRQ_REGS 14 /** * struct ab8500 - ab8500 internal structure * @dev: parent device * @lock: read/write operations lock * @irq_lock: genirq bus lock - * @revision: chip revision * @irq: irq line + * @chip_id: chip revision id * @write: register write * @read: register read * @rx_buf: rx buf for SPI @@ -96,9 +163,10 @@ struct ab8500 { struct device *dev; struct mutex lock; struct mutex irq_lock; - int revision; + int irq_base; int irq; + u8 chip_id; int (*write) (struct ab8500 *a8500, u16 addr, u8 data); int (*read) (struct ab8500 *a8500, u16 addr); @@ -110,24 +178,29 @@ struct ab8500 { u8 oldmask[AB8500_NUM_IRQ_REGS]; }; +struct regulator_reg_init; struct regulator_init_data; +struct ab8500_gpio_platform_data; /** * struct ab8500_platform_data - AB8500 platform data * @irq_base: start of AB8500 IRQs, AB8500_NR_IRQS will be used * @init: board-specific initialization after detection of ab8500 + * @num_regulator_reg_init: number of regulator init registers + * @regulator_reg_init: regulator init registers + * @num_regulator: number of regulators * @regulator: machine-specific constraints for regulators */ struct ab8500_platform_data { int irq_base; void (*init) (struct ab8500 *); - struct regulator_init_data *regulator[AB8500_NUM_REGULATORS]; + int num_regulator_reg_init; + struct ab8500_regulator_reg_init *regulator_reg_init; + int num_regulator; + struct regulator_init_data *regulator; + struct ab8500_gpio_platform_data *gpio; }; -extern int ab8500_write(struct ab8500 *a8500, u16 addr, u8 data); -extern int ab8500_read(struct ab8500 *a8500, u16 addr); -extern int ab8500_set_bits(struct ab8500 *a8500, u16 addr, u8 mask, u8 data); - extern int __devinit ab8500_init(struct ab8500 *ab8500); extern int __devexit ab8500_exit(struct ab8500 *ab8500); diff --git a/include/linux/mfd/ab8500/gpadc.h b/include/linux/mfd/ab8500/gpadc.h new file mode 100644 index 000000000000..46b954011f16 --- /dev/null +++ b/include/linux/mfd/ab8500/gpadc.h @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2010 ST-Ericsson SA + * Licensed under GPLv2. + * + * Author: Arun R Murthy <arun.murthy@stericsson.com> + * Author: Daniel Willerud <daniel.willerud@stericsson.com> + */ + +#ifndef _AB8500_GPADC_H +#define _AB8500_GPADC_H + +/* GPADC source: From datasheet(ADCSwSel[4:0] in GPADCCtrl2) */ +#define BAT_CTRL 0x01 +#define BTEMP_BALL 0x02 +#define MAIN_CHARGER_V 0x03 +#define ACC_DETECT1 0x04 +#define ACC_DETECT2 0x05 +#define ADC_AUX1 0x06 +#define ADC_AUX2 0x07 +#define MAIN_BAT_V 0x08 +#define VBUS_V 0x09 +#define MAIN_CHARGER_C 0x0A +#define USB_CHARGER_C 0x0B +#define BK_BAT_V 0x0C +#define DIE_TEMP 0x0D + +struct ab8500_gpadc; + +struct ab8500_gpadc *ab8500_gpadc_get(char *name); +int ab8500_gpadc_convert(struct ab8500_gpadc *gpadc, u8 input); + +#endif /* _AB8500_GPADC_H */ diff --git a/include/linux/mfd/ab8500/gpio.h b/include/linux/mfd/ab8500/gpio.h new file mode 100644 index 000000000000..488a8c920a29 --- /dev/null +++ b/include/linux/mfd/ab8500/gpio.h @@ -0,0 +1,21 @@ +/* + * Copyright ST-Ericsson 2010. + * + * Author: Bibek Basu <bibek.basu@stericsson.com> + * Licensed under GPLv2. + */ + +#ifndef _AB8500_GPIO_H +#define _AB8500_GPIO_H + +/* + * Platform data to register a block: only the initial gpio/irq number. + */ + +struct ab8500_gpio_platform_data { + int gpio_base; + u32 irq_base; + u8 config_reg[7]; +}; + +#endif /* _AB8500_GPIO_H */ diff --git a/include/linux/mfd/ab8500/sysctrl.h b/include/linux/mfd/ab8500/sysctrl.h new file mode 100644 index 000000000000..10da0291f8f8 --- /dev/null +++ b/include/linux/mfd/ab8500/sysctrl.h @@ -0,0 +1,254 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com> for ST Ericsson. + * License terms: GNU General Public License (GPL) version 2 + */ +#ifndef __AB8500_SYSCTRL_H +#define __AB8500_SYSCTRL_H + +#include <linux/bitops.h> + +#ifdef CONFIG_AB8500_CORE + +int ab8500_sysctrl_read(u16 reg, u8 *value); +int ab8500_sysctrl_write(u16 reg, u8 mask, u8 value); + +#else + +static inline int ab8500_sysctrl_read(u16 reg, u8 *value) +{ + return 0; +} + +static inline int ab8500_sysctrl_write(u16 reg, u8 mask, u8 value) +{ + return 0; +} + +#endif /* CONFIG_AB8500_CORE */ + +static inline int ab8500_sysctrl_set(u16 reg, u8 bits) +{ + return ab8500_sysctrl_write(reg, bits, bits); +} + +static inline int ab8500_sysctrl_clear(u16 reg, u8 bits) +{ + return ab8500_sysctrl_write(reg, bits, 0); +} + +/* Registers */ +#define AB8500_TURNONSTATUS 0x100 +#define AB8500_RESETSTATUS 0x101 +#define AB8500_PONKEY1PRESSSTATUS 0x102 +#define AB8500_SYSCLKREQSTATUS 0x142 +#define AB8500_STW4500CTRL1 0x180 +#define AB8500_STW4500CTRL2 0x181 +#define AB8500_STW4500CTRL3 0x200 +#define AB8500_MAINWDOGCTRL 0x201 +#define AB8500_MAINWDOGTIMER 0x202 +#define AB8500_LOWBAT 0x203 +#define AB8500_BATTOK 0x204 +#define AB8500_SYSCLKTIMER 0x205 +#define AB8500_SMPSCLKCTRL 0x206 +#define AB8500_SMPSCLKSEL1 0x207 +#define AB8500_SMPSCLKSEL2 0x208 +#define AB8500_SMPSCLKSEL3 0x209 +#define AB8500_SYSULPCLKCONF 0x20A +#define AB8500_SYSULPCLKCTRL1 0x20B +#define AB8500_SYSCLKCTRL 0x20C +#define AB8500_SYSCLKREQ1VALID 0x20D +#define AB8500_SYSTEMCTRLSUP 0x20F +#define AB8500_SYSCLKREQ1RFCLKBUF 0x210 +#define AB8500_SYSCLKREQ2RFCLKBUF 0x211 +#define AB8500_SYSCLKREQ3RFCLKBUF 0x212 +#define AB8500_SYSCLKREQ4RFCLKBUF 0x213 +#define AB8500_SYSCLKREQ5RFCLKBUF 0x214 +#define AB8500_SYSCLKREQ6RFCLKBUF 0x215 +#define AB8500_SYSCLKREQ7RFCLKBUF 0x216 +#define AB8500_SYSCLKREQ8RFCLKBUF 0x217 +#define AB8500_DITHERCLKCTRL 0x220 +#define AB8500_SWATCTRL 0x230 +#define AB8500_HIQCLKCTRL 0x232 +#define AB8500_VSIMSYSCLKCTRL 0x233 + +/* Bits */ +#define AB8500_TURNONSTATUS_PORNVBAT BIT(0) +#define AB8500_TURNONSTATUS_PONKEY1DBF BIT(1) +#define AB8500_TURNONSTATUS_PONKEY2DBF BIT(2) +#define AB8500_TURNONSTATUS_RTCALARM BIT(3) +#define AB8500_TURNONSTATUS_MAINCHDET BIT(4) +#define AB8500_TURNONSTATUS_VBUSDET BIT(5) +#define AB8500_TURNONSTATUS_USBIDDETECT BIT(6) + +#define AB8500_RESETSTATUS_RESETN4500NSTATUS BIT(0) +#define AB8500_RESETSTATUS_SWRESETN4500NSTATUS BIT(2) + +#define AB8500_PONKEY1PRESSSTATUS_PONKEY1PRESSTIME_MASK 0x7F +#define AB8500_PONKEY1PRESSSTATUS_PONKEY1PRESSTIME_SHIFT 0 + +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ1STATUS BIT(0) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ2STATUS BIT(1) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ3STATUS BIT(2) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ4STATUS BIT(3) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ5STATUS BIT(4) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ6STATUS BIT(5) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ7STATUS BIT(6) +#define AB8500_SYSCLKREQSTATUS_SYSCLKREQ8STATUS BIT(7) + +#define AB8500_STW4500CTRL1_SWOFF BIT(0) +#define AB8500_STW4500CTRL1_SWRESET4500N BIT(1) +#define AB8500_STW4500CTRL1_THDB8500SWOFF BIT(2) + +#define AB8500_STW4500CTRL2_RESETNVAUX1VALID BIT(0) +#define AB8500_STW4500CTRL2_RESETNVAUX2VALID BIT(1) +#define AB8500_STW4500CTRL2_RESETNVAUX3VALID BIT(2) +#define AB8500_STW4500CTRL2_RESETNVMODVALID BIT(3) +#define AB8500_STW4500CTRL2_RESETNVEXTSUPPLY1VALID BIT(4) +#define AB8500_STW4500CTRL2_RESETNVEXTSUPPLY2VALID BIT(5) +#define AB8500_STW4500CTRL2_RESETNVEXTSUPPLY3VALID BIT(6) +#define AB8500_STW4500CTRL2_RESETNVSMPS1VALID BIT(7) + +#define AB8500_STW4500CTRL3_CLK32KOUT2DIS BIT(0) +#define AB8500_STW4500CTRL3_RESETAUDN BIT(1) +#define AB8500_STW4500CTRL3_RESETDENCN BIT(2) +#define AB8500_STW4500CTRL3_THSDENA BIT(3) + +#define AB8500_MAINWDOGCTRL_MAINWDOGENA BIT(0) +#define AB8500_MAINWDOGCTRL_MAINWDOGKICK BIT(1) +#define AB8500_MAINWDOGCTRL_WDEXPTURNONVALID BIT(4) + +#define AB8500_MAINWDOGTIMER_MAINWDOGTIMER_MASK 0x7F +#define AB8500_MAINWDOGTIMER_MAINWDOGTIMER_SHIFT 0 + +#define AB8500_LOWBAT_LOWBATENA BIT(0) +#define AB8500_LOWBAT_LOWBAT_MASK 0x7E +#define AB8500_LOWBAT_LOWBAT_SHIFT 1 + +#define AB8500_BATTOK_BATTOKSEL0THF_MASK 0x0F +#define AB8500_BATTOK_BATTOKSEL0THF_SHIFT 0 +#define AB8500_BATTOK_BATTOKSEL1THF_MASK 0xF0 +#define AB8500_BATTOK_BATTOKSEL1THF_SHIFT 4 + +#define AB8500_SYSCLKTIMER_SYSCLKTIMER_MASK 0x0F +#define AB8500_SYSCLKTIMER_SYSCLKTIMER_SHIFT 0 +#define AB8500_SYSCLKTIMER_SYSCLKTIMERADJ_MASK 0xF0 +#define AB8500_SYSCLKTIMER_SYSCLKTIMERADJ_SHIFT 4 + +#define AB8500_SMPSCLKCTRL_SMPSCLKINTSEL_MASK 0x03 +#define AB8500_SMPSCLKCTRL_SMPSCLKINTSEL_SHIFT 0 +#define AB8500_SMPSCLKCTRL_3M2CLKINTENA BIT(2) + +#define AB8500_SMPSCLKSEL1_VARMCLKSEL_MASK 0x07 +#define AB8500_SMPSCLKSEL1_VARMCLKSEL_SHIFT 0 +#define AB8500_SMPSCLKSEL1_VAPECLKSEL_MASK 0x38 +#define AB8500_SMPSCLKSEL1_VAPECLKSEL_SHIFT 3 + +#define AB8500_SMPSCLKSEL2_VMODCLKSEL_MASK 0x07 +#define AB8500_SMPSCLKSEL2_VMODCLKSEL_SHIFT 0 +#define AB8500_SMPSCLKSEL2_VSMPS1CLKSEL_MASK 0x38 +#define AB8500_SMPSCLKSEL2_VSMPS1CLKSEL_SHIFT 3 + +#define AB8500_SMPSCLKSEL3_VSMPS2CLKSEL_MASK 0x07 +#define AB8500_SMPSCLKSEL3_VSMPS2CLKSEL_SHIFT 0 +#define AB8500_SMPSCLKSEL3_VSMPS3CLKSEL_MASK 0x38 +#define AB8500_SMPSCLKSEL3_VSMPS3CLKSEL_SHIFT 3 + +#define AB8500_SYSULPCLKCONF_ULPCLKCONF_MASK 0x03 +#define AB8500_SYSULPCLKCONF_ULPCLKCONF_SHIFT 0 +#define AB8500_SYSULPCLKCONF_CLK27MHZSTRE BIT(2) +#define AB8500_SYSULPCLKCONF_TVOUTCLKDELN BIT(3) +#define AB8500_SYSULPCLKCONF_TVOUTCLKINV BIT(4) +#define AB8500_SYSULPCLKCONF_ULPCLKSTRE BIT(5) +#define AB8500_SYSULPCLKCONF_CLK27MHZBUFENA BIT(6) +#define AB8500_SYSULPCLKCONF_CLK27MHZPDENA BIT(7) + +#define AB8500_SYSULPCLKCTRL1_SYSULPCLKINTSEL_MASK 0x03 +#define AB8500_SYSULPCLKCTRL1_SYSULPCLKINTSEL_SHIFT 0 +#define AB8500_SYSULPCLKCTRL1_ULPCLKREQ BIT(2) +#define AB8500_SYSULPCLKCTRL1_4500SYSCLKREQ BIT(3) +#define AB8500_SYSULPCLKCTRL1_AUDIOCLKENA BIT(4) +#define AB8500_SYSULPCLKCTRL1_SYSCLKBUF2REQ BIT(5) +#define AB8500_SYSULPCLKCTRL1_SYSCLKBUF3REQ BIT(6) +#define AB8500_SYSULPCLKCTRL1_SYSCLKBUF4REQ BIT(7) + +#define AB8500_SYSCLKCTRL_TVOUTPLLENA BIT(0) +#define AB8500_SYSCLKCTRL_TVOUTCLKENA BIT(1) +#define AB8500_SYSCLKCTRL_USBCLKENA BIT(2) + +#define AB8500_SYSCLKREQ1VALID_SYSCLKREQ1VALID BIT(0) +#define AB8500_SYSCLKREQ1VALID_ULPCLKREQ1VALID BIT(1) +#define AB8500_SYSCLKREQ1VALID_USBSYSCLKREQ1VALID BIT(2) + +#define AB8500_SYSTEMCTRLSUP_EXTSUP12LPNCLKSEL_MASK 0x03 +#define AB8500_SYSTEMCTRLSUP_EXTSUP12LPNCLKSEL_SHIFT 0 +#define AB8500_SYSTEMCTRLSUP_EXTSUP3LPNCLKSEL_MASK 0x0C +#define AB8500_SYSTEMCTRLSUP_EXTSUP3LPNCLKSEL_SHIFT 2 +#define AB8500_SYSTEMCTRLSUP_INTDB8500NOD BIT(4) + +#define AB8500_SYSCLKREQ1RFCLKBUF_SYSCLKREQ1RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ1RFCLKBUF_SYSCLKREQ1RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ1RFCLKBUF_SYSCLKREQ1RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ2RFCLKBUF_SYSCLKREQ2RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ2RFCLKBUF_SYSCLKREQ2RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ2RFCLKBUF_SYSCLKREQ2RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ3RFCLKBUF_SYSCLKREQ3RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ3RFCLKBUF_SYSCLKREQ3RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ3RFCLKBUF_SYSCLKREQ3RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ4RFCLKBUF_SYSCLKREQ4RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ4RFCLKBUF_SYSCLKREQ4RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ4RFCLKBUF_SYSCLKREQ4RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ5RFCLKBUF_SYSCLKREQ5RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ5RFCLKBUF_SYSCLKREQ5RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ5RFCLKBUF_SYSCLKREQ5RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ6RFCLKBUF_SYSCLKREQ6RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ6RFCLKBUF_SYSCLKREQ6RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ6RFCLKBUF_SYSCLKREQ6RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ7RFCLKBUF_SYSCLKREQ7RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ7RFCLKBUF_SYSCLKREQ7RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ7RFCLKBUF_SYSCLKREQ7RFCLKBUF4 BIT(4) + +#define AB8500_SYSCLKREQ8RFCLKBUF_SYSCLKREQ8RFCLKBUF2 BIT(2) +#define AB8500_SYSCLKREQ8RFCLKBUF_SYSCLKREQ8RFCLKBUF3 BIT(3) +#define AB8500_SYSCLKREQ8RFCLKBUF_SYSCLKREQ8RFCLKBUF4 BIT(4) + +#define AB8500_DITHERCLKCTRL_VARMDITHERENA BIT(0) +#define AB8500_DITHERCLKCTRL_VSMPS3DITHERENA BIT(1) +#define AB8500_DITHERCLKCTRL_VSMPS1DITHERENA BIT(2) +#define AB8500_DITHERCLKCTRL_VSMPS2DITHERENA BIT(3) +#define AB8500_DITHERCLKCTRL_VMODDITHERENA BIT(4) +#define AB8500_DITHERCLKCTRL_VAPEDITHERENA BIT(5) +#define AB8500_DITHERCLKCTRL_DITHERDEL_MASK 0xC0 +#define AB8500_DITHERCLKCTRL_DITHERDEL_SHIFT 6 + +#define AB8500_SWATCTRL_UPDATERF BIT(0) +#define AB8500_SWATCTRL_SWATENABLE BIT(1) +#define AB8500_SWATCTRL_RFOFFTIMER_MASK 0x1C +#define AB8500_SWATCTRL_RFOFFTIMER_SHIFT 2 +#define AB8500_SWATCTRL_SWATBIT5 BIT(6) + +#define AB8500_HIQCLKCTRL_SYSCLKREQ1HIQENAVALID BIT(0) +#define AB8500_HIQCLKCTRL_SYSCLKREQ2HIQENAVALID BIT(1) +#define AB8500_HIQCLKCTRL_SYSCLKREQ3HIQENAVALID BIT(2) +#define AB8500_HIQCLKCTRL_SYSCLKREQ4HIQENAVALID BIT(3) +#define AB8500_HIQCLKCTRL_SYSCLKREQ5HIQENAVALID BIT(4) +#define AB8500_HIQCLKCTRL_SYSCLKREQ6HIQENAVALID BIT(5) +#define AB8500_HIQCLKCTRL_SYSCLKREQ7HIQENAVALID BIT(6) +#define AB8500_HIQCLKCTRL_SYSCLKREQ8HIQENAVALID BIT(7) + +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ1VALID BIT(0) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ2VALID BIT(1) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ3VALID BIT(2) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ4VALID BIT(3) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ5VALID BIT(4) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ6VALID BIT(5) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ7VALID BIT(6) +#define AB8500_VSIMSYSCLKCTRL_VSIMSYSCLKREQ8VALID BIT(7) + +#endif /* __AB8500_SYSCTRL_H */ diff --git a/include/linux/mfd/abx500.h b/include/linux/mfd/abx500.h index 390726fcbcb1..7d9b6ae1c203 100644 --- a/include/linux/mfd/abx500.h +++ b/include/linux/mfd/abx500.h @@ -6,8 +6,7 @@ * * ABX500 core access functions. * The abx500 interface is used for the Analog Baseband chip - * ab3100, ab3550, ab5500 and possibly comming. It is not used for - * ab4500 and ab8500 since they are another family of chip. + * ab3100, ab3550, ab5500, and ab8500. * * Author: Mattias Wallin <mattias.wallin@stericsson.com> * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com> @@ -187,7 +186,6 @@ struct abx500_init_settings { struct ab3550_platform_data { struct {unsigned int base; unsigned int count; } irq; void *dev_data[AB3550_NUM_DEVICES]; - size_t dev_data_sz[AB3550_NUM_DEVICES]; struct abx500_init_settings *init_settings; unsigned int init_settings_sz; }; @@ -230,4 +228,5 @@ struct abx500_ops { }; int abx500_register_ops(struct device *core_dev, struct abx500_ops *ops); +void abx500_remove_ops(struct device *dev); #endif diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index 11d740b8831d..aef23309a742 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -25,29 +25,90 @@ struct mfd_cell { const char *name; int id; + /* refcounting for multiple drivers to use a single cell */ + atomic_t *usage_count; int (*enable)(struct platform_device *dev); int (*disable)(struct platform_device *dev); + int (*suspend)(struct platform_device *dev); int (*resume)(struct platform_device *dev); - /* driver-specific data for MFD-aware "cell" drivers */ - void *driver_data; - - /* platform_data can be used to either pass data to "generic" - driver or as a hook to mfd_cell for the "cell" drivers */ - void *platform_data; - size_t data_size; + /* mfd_data can be used to pass data to client drivers */ + void *mfd_data; /* - * This resources can be specified relatievly to the parent device. - * For accessing device you should use resources from device + * These resources can be specified relative to the parent device. + * For accessing hardware you should use resources from the platform dev */ int num_resources; const struct resource *resources; + + /* don't check for resource conflicts */ + bool ignore_resource_conflicts; + + /* + * Disable runtime PM callbacks for this subdevice - see + * pm_runtime_no_callbacks(). + */ + bool pm_runtime_no_callbacks; }; +/* + * Convenience functions for clients using shared cells. Refcounting + * happens automatically, with the cell's enable/disable callbacks + * being called only when a device is first being enabled or no other + * clients are making use of it. + */ +extern int mfd_cell_enable(struct platform_device *pdev); +extern int mfd_cell_disable(struct platform_device *pdev); + +/* + * "Clone" multiple platform devices for a single cell. This is to be used + * for devices that have multiple users of a cell. For example, if an mfd + * driver wants the cell "foo" to be used by a GPIO driver, an MTD driver, + * and a platform driver, the following bit of code would be use after first + * calling mfd_add_devices(): + * + * const char *fclones[] = { "foo-gpio", "foo-mtd" }; + * err = mfd_clone_cells("foo", fclones, ARRAY_SIZE(fclones)); + * + * Each driver (MTD, GPIO, and platform driver) would then register + * platform_drivers for "foo-mtd", "foo-gpio", and "foo", respectively. + * The cell's .enable/.disable hooks should be used to deal with hardware + * resource contention. + */ +extern int mfd_clone_cell(const char *cell, const char **clones, + size_t n_clones); + +/* + * Given a platform device that's been created by mfd_add_devices(), fetch + * the mfd_cell that created it. + */ +static inline const struct mfd_cell *mfd_get_cell(struct platform_device *pdev) +{ + return pdev->mfd_cell; +} + +/* + * Given a platform device that's been created by mfd_add_devices(), fetch + * the .mfd_data entry from the mfd_cell that created it. + * Otherwise just return the platform_data pointer. + * This maintains compatibility with platform drivers whose devices aren't + * created by the mfd layer, and expect platform_data to contain what would've + * otherwise been in mfd_data. + */ +static inline void *mfd_get_data(struct platform_device *pdev) +{ + const struct mfd_cell *cell = mfd_get_cell(pdev); + + if (cell) + return cell->mfd_data; + else + return pdev->dev.platform_data; +} + extern int mfd_add_devices(struct device *parent, int id, - const struct mfd_cell *cells, int n_devs, + struct mfd_cell *cells, int n_devs, struct resource *mem_base, int irq_base); diff --git a/include/linux/mfd/max8997-private.h b/include/linux/mfd/max8997-private.h new file mode 100644 index 000000000000..69d1010e2e51 --- /dev/null +++ b/include/linux/mfd/max8997-private.h @@ -0,0 +1,368 @@ +/* + * max8997.h - Voltage regulator driver for the Maxim 8997 + * + * Copyright (C) 2010 Samsung Electrnoics + * MyungJoo Ham <myungjoo.ham@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __LINUX_MFD_MAX8997_PRIV_H +#define __LINUX_MFD_MAX8997_PRIV_H + +#include <linux/i2c.h> + +#define MAX8997_REG_INVALID (0xff) + +enum max8997_pmic_reg { + MAX8997_REG_PMIC_ID0 = 0x00, + MAX8997_REG_PMIC_ID1 = 0x01, + MAX8997_REG_INTSRC = 0x02, + MAX8997_REG_INT1 = 0x03, + MAX8997_REG_INT2 = 0x04, + MAX8997_REG_INT3 = 0x05, + MAX8997_REG_INT4 = 0x06, + + MAX8997_REG_INT1MSK = 0x08, + MAX8997_REG_INT2MSK = 0x09, + MAX8997_REG_INT3MSK = 0x0a, + MAX8997_REG_INT4MSK = 0x0b, + + MAX8997_REG_STATUS1 = 0x0d, + MAX8997_REG_STATUS2 = 0x0e, + MAX8997_REG_STATUS3 = 0x0f, + MAX8997_REG_STATUS4 = 0x10, + + MAX8997_REG_MAINCON1 = 0x13, + MAX8997_REG_MAINCON2 = 0x14, + MAX8997_REG_BUCKRAMP = 0x15, + + MAX8997_REG_BUCK1CTRL = 0x18, + MAX8997_REG_BUCK1DVS1 = 0x19, + MAX8997_REG_BUCK1DVS2 = 0x1a, + MAX8997_REG_BUCK1DVS3 = 0x1b, + MAX8997_REG_BUCK1DVS4 = 0x1c, + MAX8997_REG_BUCK1DVS5 = 0x1d, + MAX8997_REG_BUCK1DVS6 = 0x1e, + MAX8997_REG_BUCK1DVS7 = 0x1f, + MAX8997_REG_BUCK1DVS8 = 0x20, + MAX8997_REG_BUCK2CTRL = 0x21, + MAX8997_REG_BUCK2DVS1 = 0x22, + MAX8997_REG_BUCK2DVS2 = 0x23, + MAX8997_REG_BUCK2DVS3 = 0x24, + MAX8997_REG_BUCK2DVS4 = 0x25, + MAX8997_REG_BUCK2DVS5 = 0x26, + MAX8997_REG_BUCK2DVS6 = 0x27, + MAX8997_REG_BUCK2DVS7 = 0x28, + MAX8997_REG_BUCK2DVS8 = 0x29, + MAX8997_REG_BUCK3CTRL = 0x2a, + MAX8997_REG_BUCK3DVS = 0x2b, + MAX8997_REG_BUCK4CTRL = 0x2c, + MAX8997_REG_BUCK4DVS = 0x2d, + MAX8997_REG_BUCK5CTRL = 0x2e, + MAX8997_REG_BUCK5DVS1 = 0x2f, + MAX8997_REG_BUCK5DVS2 = 0x30, + MAX8997_REG_BUCK5DVS3 = 0x31, + MAX8997_REG_BUCK5DVS4 = 0x32, + MAX8997_REG_BUCK5DVS5 = 0x33, + MAX8997_REG_BUCK5DVS6 = 0x34, + MAX8997_REG_BUCK5DVS7 = 0x35, + MAX8997_REG_BUCK5DVS8 = 0x36, + MAX8997_REG_BUCK6CTRL = 0x37, + MAX8997_REG_BUCK6BPSKIPCTRL = 0x38, + MAX8997_REG_BUCK7CTRL = 0x39, + MAX8997_REG_BUCK7DVS = 0x3a, + MAX8997_REG_LDO1CTRL = 0x3b, + MAX8997_REG_LDO2CTRL = 0x3c, + MAX8997_REG_LDO3CTRL = 0x3d, + MAX8997_REG_LDO4CTRL = 0x3e, + MAX8997_REG_LDO5CTRL = 0x3f, + MAX8997_REG_LDO6CTRL = 0x40, + MAX8997_REG_LDO7CTRL = 0x41, + MAX8997_REG_LDO8CTRL = 0x42, + MAX8997_REG_LDO9CTRL = 0x43, + MAX8997_REG_LDO10CTRL = 0x44, + MAX8997_REG_LDO11CTRL = 0x45, + MAX8997_REG_LDO12CTRL = 0x46, + MAX8997_REG_LDO13CTRL = 0x47, + MAX8997_REG_LDO14CTRL = 0x48, + MAX8997_REG_LDO15CTRL = 0x49, + MAX8997_REG_LDO16CTRL = 0x4a, + MAX8997_REG_LDO17CTRL = 0x4b, + MAX8997_REG_LDO18CTRL = 0x4c, + MAX8997_REG_LDO21CTRL = 0x4d, + + MAX8997_REG_MBCCTRL1 = 0x50, + MAX8997_REG_MBCCTRL2 = 0x51, + MAX8997_REG_MBCCTRL3 = 0x52, + MAX8997_REG_MBCCTRL4 = 0x53, + MAX8997_REG_MBCCTRL5 = 0x54, + MAX8997_REG_MBCCTRL6 = 0x55, + MAX8997_REG_OTPCGHCVS = 0x56, + + MAX8997_REG_SAFEOUTCTRL = 0x5a, + + MAX8997_REG_LBCNFG1 = 0x5e, + MAX8997_REG_LBCNFG2 = 0x5f, + MAX8997_REG_BBCCTRL = 0x60, + + MAX8997_REG_FLASH1_CUR = 0x63, /* 0x63 ~ 0x6e for FLASH */ + MAX8997_REG_FLASH2_CUR = 0x64, + MAX8997_REG_MOVIE_CUR = 0x65, + MAX8997_REG_GSMB_CUR = 0x66, + MAX8997_REG_BOOST_CNTL = 0x67, + MAX8997_REG_LEN_CNTL = 0x68, + MAX8997_REG_FLASH_CNTL = 0x69, + MAX8997_REG_WDT_CNTL = 0x6a, + MAX8997_REG_MAXFLASH1 = 0x6b, + MAX8997_REG_MAXFLASH2 = 0x6c, + MAX8997_REG_FLASHSTATUS = 0x6d, + MAX8997_REG_FLASHSTATUSMASK = 0x6e, + + MAX8997_REG_GPIOCNTL1 = 0x70, + MAX8997_REG_GPIOCNTL2 = 0x71, + MAX8997_REG_GPIOCNTL3 = 0x72, + MAX8997_REG_GPIOCNTL4 = 0x73, + MAX8997_REG_GPIOCNTL5 = 0x74, + MAX8997_REG_GPIOCNTL6 = 0x75, + MAX8997_REG_GPIOCNTL7 = 0x76, + MAX8997_REG_GPIOCNTL8 = 0x77, + MAX8997_REG_GPIOCNTL9 = 0x78, + MAX8997_REG_GPIOCNTL10 = 0x79, + MAX8997_REG_GPIOCNTL11 = 0x7a, + MAX8997_REG_GPIOCNTL12 = 0x7b, + + MAX8997_REG_LDO1CONFIG = 0x80, + MAX8997_REG_LDO2CONFIG = 0x81, + MAX8997_REG_LDO3CONFIG = 0x82, + MAX8997_REG_LDO4CONFIG = 0x83, + MAX8997_REG_LDO5CONFIG = 0x84, + MAX8997_REG_LDO6CONFIG = 0x85, + MAX8997_REG_LDO7CONFIG = 0x86, + MAX8997_REG_LDO8CONFIG = 0x87, + MAX8997_REG_LDO9CONFIG = 0x88, + MAX8997_REG_LDO10CONFIG = 0x89, + MAX8997_REG_LDO11CONFIG = 0x8a, + MAX8997_REG_LDO12CONFIG = 0x8b, + MAX8997_REG_LDO13CONFIG = 0x8c, + MAX8997_REG_LDO14CONFIG = 0x8d, + MAX8997_REG_LDO15CONFIG = 0x8e, + MAX8997_REG_LDO16CONFIG = 0x8f, + MAX8997_REG_LDO17CONFIG = 0x90, + MAX8997_REG_LDO18CONFIG = 0x91, + MAX8997_REG_LDO21CONFIG = 0x92, + + MAX8997_REG_DVSOKTIMER1 = 0x97, + MAX8997_REG_DVSOKTIMER2 = 0x98, + MAX8997_REG_DVSOKTIMER4 = 0x99, + MAX8997_REG_DVSOKTIMER5 = 0x9a, + + MAX8997_REG_PMIC_END = 0x9b, +}; + +enum max8997_muic_reg { + MAX8997_MUIC_REG_ID = 0x0, + MAX8997_MUIC_REG_INT1 = 0x1, + MAX8997_MUIC_REG_INT2 = 0x2, + MAX8997_MUIC_REG_INT3 = 0x3, + MAX8997_MUIC_REG_STATUS1 = 0x4, + MAX8997_MUIC_REG_STATUS2 = 0x5, + MAX8997_MUIC_REG_STATUS3 = 0x6, + MAX8997_MUIC_REG_INTMASK1 = 0x7, + MAX8997_MUIC_REG_INTMASK2 = 0x8, + MAX8997_MUIC_REG_INTMASK3 = 0x9, + MAX8997_MUIC_REG_CDETCTRL = 0xa, + + MAX8997_MUIC_REG_CONTROL1 = 0xc, + MAX8997_MUIC_REG_CONTROL2 = 0xd, + MAX8997_MUIC_REG_CONTROL3 = 0xe, + + MAX8997_MUIC_REG_END = 0xf, +}; + +enum max8997_haptic_reg { + MAX8997_HAPTIC_REG_GENERAL = 0x00, + MAX8997_HAPTIC_REG_CONF1 = 0x01, + MAX8997_HAPTIC_REG_CONF2 = 0x02, + MAX8997_HAPTIC_REG_DRVCONF = 0x03, + MAX8997_HAPTIC_REG_CYCLECONF1 = 0x04, + MAX8997_HAPTIC_REG_CYCLECONF2 = 0x05, + MAX8997_HAPTIC_REG_SIGCONF1 = 0x06, + MAX8997_HAPTIC_REG_SIGCONF2 = 0x07, + MAX8997_HAPTIC_REG_SIGCONF3 = 0x08, + MAX8997_HAPTIC_REG_SIGCONF4 = 0x09, + MAX8997_HAPTIC_REG_SIGDC1 = 0x0a, + MAX8997_HAPTIC_REG_SIGDC2 = 0x0b, + MAX8997_HAPTIC_REG_SIGPWMDC1 = 0x0c, + MAX8997_HAPTIC_REG_SIGPWMDC2 = 0x0d, + MAX8997_HAPTIC_REG_SIGPWMDC3 = 0x0e, + MAX8997_HAPTIC_REG_SIGPWMDC4 = 0x0f, + MAX8997_HAPTIC_REG_MTR_REV = 0x10, + + MAX8997_HAPTIC_REG_END = 0x11, +}; + +/* slave addr = 0x0c: using "2nd part" of rev4 datasheet */ +enum max8997_rtc_reg { + MAX8997_RTC_CTRLMASK = 0x02, + MAX8997_RTC_CTRL = 0x03, + MAX8997_RTC_UPDATE1 = 0x04, + MAX8997_RTC_UPDATE2 = 0x05, + MAX8997_RTC_WTSR_SMPL = 0x06, + + MAX8997_RTC_SEC = 0x10, + MAX8997_RTC_MIN = 0x11, + MAX8997_RTC_HOUR = 0x12, + MAX8997_RTC_DAY_OF_WEEK = 0x13, + MAX8997_RTC_MONTH = 0x14, + MAX8997_RTC_YEAR = 0x15, + MAX8997_RTC_DAY_OF_MONTH = 0x16, + MAX8997_RTC_ALARM1_SEC = 0x17, + MAX8997_RTC_ALARM1_MIN = 0x18, + MAX8997_RTC_ALARM1_HOUR = 0x19, + MAX8997_RTC_ALARM1_DAY_OF_WEEK = 0x1a, + MAX8997_RTC_ALARM1_MONTH = 0x1b, + MAX8997_RTC_ALARM1_YEAR = 0x1c, + MAX8997_RTC_ALARM1_DAY_OF_MONTH = 0x1d, + MAX8997_RTC_ALARM2_SEC = 0x1e, + MAX8997_RTC_ALARM2_MIN = 0x1f, + MAX8997_RTC_ALARM2_HOUR = 0x20, + MAX8997_RTC_ALARM2_DAY_OF_WEEK = 0x21, + MAX8997_RTC_ALARM2_MONTH = 0x22, + MAX8997_RTC_ALARM2_YEAR = 0x23, + MAX8997_RTC_ALARM2_DAY_OF_MONTH = 0x24, +}; + +enum max8997_irq_source { + PMIC_INT1 = 0, + PMIC_INT2, + PMIC_INT3, + PMIC_INT4, + + FUEL_GAUGE, /* Ignored (MAX17042 driver handles) */ + + MUIC_INT1, + MUIC_INT2, + MUIC_INT3, + + GPIO_LOW, /* Not implemented */ + GPIO_HI, /* Not implemented */ + + FLASH_STATUS, /* Not implemented */ + + MAX8997_IRQ_GROUP_NR, +}; + +enum max8997_irq { + MAX8997_PMICIRQ_PWRONR, + MAX8997_PMICIRQ_PWRONF, + MAX8997_PMICIRQ_PWRON1SEC, + MAX8997_PMICIRQ_JIGONR, + MAX8997_PMICIRQ_JIGONF, + MAX8997_PMICIRQ_LOWBAT2, + MAX8997_PMICIRQ_LOWBAT1, + + MAX8997_PMICIRQ_JIGR, + MAX8997_PMICIRQ_JIGF, + MAX8997_PMICIRQ_MR, + MAX8997_PMICIRQ_DVS1OK, + MAX8997_PMICIRQ_DVS2OK, + MAX8997_PMICIRQ_DVS3OK, + MAX8997_PMICIRQ_DVS4OK, + + MAX8997_PMICIRQ_CHGINS, + MAX8997_PMICIRQ_CHGRM, + MAX8997_PMICIRQ_DCINOVP, + MAX8997_PMICIRQ_TOPOFFR, + MAX8997_PMICIRQ_CHGRSTF, + MAX8997_PMICIRQ_MBCHGTMEXPD, + + MAX8997_PMICIRQ_RTC60S, + MAX8997_PMICIRQ_RTCA1, + MAX8997_PMICIRQ_RTCA2, + MAX8997_PMICIRQ_SMPL_INT, + MAX8997_PMICIRQ_RTC1S, + MAX8997_PMICIRQ_WTSR, + + MAX8997_MUICIRQ_ADCError, + MAX8997_MUICIRQ_ADCLow, + MAX8997_MUICIRQ_ADC, + + MAX8997_MUICIRQ_VBVolt, + MAX8997_MUICIRQ_DBChg, + MAX8997_MUICIRQ_DCDTmr, + MAX8997_MUICIRQ_ChgDetRun, + MAX8997_MUICIRQ_ChgTyp, + + MAX8997_MUICIRQ_OVP, + + MAX8997_IRQ_NR, +}; + +#define MAX8997_REG_BUCK1DVS(x) (MAX8997_REG_BUCK1DVS1 + (x) - 1) +#define MAX8997_REG_BUCK2DVS(x) (MAX8997_REG_BUCK2DVS1 + (x) - 1) +#define MAX8997_REG_BUCK5DVS(x) (MAX8997_REG_BUCK5DVS1 + (x) - 1) + +#define MAX8997_NUM_GPIO 12 +struct max8997_dev { + struct device *dev; + struct i2c_client *i2c; /* 0xcc / PMIC, Battery Control, and FLASH */ + struct i2c_client *rtc; /* slave addr 0x0c */ + struct i2c_client *haptic; /* slave addr 0x90 */ + struct i2c_client *muic; /* slave addr 0x4a */ + struct mutex iolock; + + int type; + struct platform_device *battery; /* battery control (not fuel gauge) */ + + int irq; + int ono; + int irq_base; + bool wakeup; + struct mutex irqlock; + int irq_masks_cur[MAX8997_IRQ_GROUP_NR]; + int irq_masks_cache[MAX8997_IRQ_GROUP_NR]; + + /* For hibernation */ + u8 reg_dump[MAX8997_REG_PMIC_END + MAX8997_MUIC_REG_END + + MAX8997_HAPTIC_REG_END]; + + bool gpio_status[MAX8997_NUM_GPIO]; +}; + +enum max8997_types { + TYPE_MAX8997, + TYPE_MAX8966, +}; + +extern int max8997_irq_init(struct max8997_dev *max8997); +extern void max8997_irq_exit(struct max8997_dev *max8997); +extern int max8997_irq_resume(struct max8997_dev *max8997); + +extern int max8997_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest); +extern int max8997_bulk_read(struct i2c_client *i2c, u8 reg, int count, + u8 *buf); +extern int max8997_write_reg(struct i2c_client *i2c, u8 reg, u8 value); +extern int max8997_bulk_write(struct i2c_client *i2c, u8 reg, int count, + u8 *buf); +extern int max8997_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask); + +#define MAX8997_GPIO_INT_BOTH (0x3 << 4) +#define MAX8997_GPIO_INT_RISE (0x2 << 4) +#define MAX8997_GPIO_INT_FALL (0x1 << 4) + +#define MAX8997_GPIO_INT_MASK (0x3 << 4) +#define MAX8997_GPIO_DATA_MASK (0x1 << 2) +#endif /* __LINUX_MFD_MAX8997_PRIV_H */ diff --git a/include/linux/mfd/max8997.h b/include/linux/mfd/max8997.h new file mode 100644 index 000000000000..60931d089422 --- /dev/null +++ b/include/linux/mfd/max8997.h @@ -0,0 +1,117 @@ +/* + * max8997.h - Driver for the Maxim 8997/8966 + * + * Copyright (C) 2009-2010 Samsung Electrnoics + * MyungJoo Ham <myungjoo.ham@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * This driver is based on max8998.h + * + * MAX8997 has PMIC, MUIC, HAPTIC, RTC, FLASH, and Fuel Gauge devices. + * Except Fuel Gauge, every device shares the same I2C bus and included in + * this mfd driver. Although the fuel gauge is included in the chip, it is + * excluded from the driver because a) it has a different I2C bus from + * others and b) it can be enabled simply by using MAX17042 driver. + */ + +#ifndef __LINUX_MFD_MAX8998_H +#define __LINUX_MFD_MAX8998_H + +#include <linux/regulator/consumer.h> + +/* MAX8997/8966 regulator IDs */ +enum max8998_regulators { + MAX8997_LDO1 = 0, + MAX8997_LDO2, + MAX8997_LDO3, + MAX8997_LDO4, + MAX8997_LDO5, + MAX8997_LDO6, + MAX8997_LDO7, + MAX8997_LDO8, + MAX8997_LDO9, + MAX8997_LDO10, + MAX8997_LDO11, + MAX8997_LDO12, + MAX8997_LDO13, + MAX8997_LDO14, + MAX8997_LDO15, + MAX8997_LDO16, + MAX8997_LDO17, + MAX8997_LDO18, + MAX8997_LDO21, + MAX8997_BUCK1, + MAX8997_BUCK2, + MAX8997_BUCK3, + MAX8997_BUCK4, + MAX8997_BUCK5, + MAX8997_BUCK6, + MAX8997_BUCK7, + MAX8997_EN32KHZ_AP, + MAX8997_EN32KHZ_CP, + MAX8997_ENVICHG, + MAX8997_ESAFEOUT1, + MAX8997_ESAFEOUT2, + MAX8997_CHARGER_CV, /* control MBCCV of MBCCTRL3 */ + MAX8997_CHARGER, /* charger current, MBCCTRL4 */ + MAX8997_CHARGER_TOPOFF, /* MBCCTRL5 */ + + MAX8997_REG_MAX, +}; + +struct max8997_regulator_data { + int id; + struct regulator_init_data *initdata; +}; + +struct max8997_platform_data { + /* IRQ */ + int irq_base; + int ono; + int wakeup; + + /* ---- PMIC ---- */ + struct max8997_regulator_data *regulators; + int num_regulators; + + /* + * SET1~3 DVS GPIOs control Buck1, 2, and 5 simultaneously. Therefore, + * With buckx_gpiodvs enabled, the buckx cannot be controlled + * independently. To control buckx (of 1, 2, and 5) independently, + * disable buckx_gpiodvs and control with BUCKxDVS1 register. + * + * When buckx_gpiodvs and bucky_gpiodvs are both enabled, set_voltage + * on buckx will change the voltage of bucky at the same time. + * + */ + bool ignore_gpiodvs_side_effect; + int buck125_gpios[3]; /* GPIO of [0]SET1, [1]SET2, [2]SET3 */ + int buck125_default_idx; /* Default value of SET1, 2, 3 */ + unsigned int buck1_voltage[8]; /* buckx_voltage in uV */ + bool buck1_gpiodvs; + unsigned int buck2_voltage[8]; + bool buck2_gpiodvs; + unsigned int buck5_voltage[8]; + bool buck5_gpiodvs; + + /* MUIC: Not implemented */ + /* HAPTIC: Not implemented */ + /* RTC: Not implemented */ + /* Flash: Not implemented */ + /* Charger control: Not implemented */ +}; + +#endif /* __LINUX_MFD_MAX8998_H */ diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h index 6dc75b3e2d33..effa5d3b96ae 100644 --- a/include/linux/mfd/max8998-private.h +++ b/include/linux/mfd/max8998-private.h @@ -1,5 +1,5 @@ /* - * max8698.h - Voltage regulator driver for the Maxim 8998 + * max8998.h - Voltage regulator driver for the Maxim 8998 * * Copyright (C) 2009-2010 Samsung Electrnoics * Kyungmin Park <kyungmin.park@samsung.com> @@ -23,6 +23,8 @@ #ifndef __LINUX_MFD_MAX8998_PRIV_H #define __LINUX_MFD_MAX8998_PRIV_H +#define MAX8998_NUM_IRQ_REGS 4 + /* MAX 8998 registers */ enum { MAX8998_REG_IRQ1, @@ -46,12 +48,12 @@ enum { MAX8998_REG_ONOFF2, MAX8998_REG_ONOFF3, MAX8998_REG_ONOFF4, - MAX8998_REG_BUCK1_DVSARM1, - MAX8998_REG_BUCK1_DVSARM2, - MAX8998_REG_BUCK1_DVSARM3, - MAX8998_REG_BUCK1_DVSARM4, - MAX8998_REG_BUCK2_DVSINT1, - MAX8998_REG_BUCK2_DVSINT2, + MAX8998_REG_BUCK1_VOLTAGE1, + MAX8998_REG_BUCK1_VOLTAGE2, + MAX8998_REG_BUCK1_VOLTAGE3, + MAX8998_REG_BUCK1_VOLTAGE4, + MAX8998_REG_BUCK2_VOLTAGE1, + MAX8998_REG_BUCK2_VOLTAGE2, MAX8998_REG_BUCK3, MAX8998_REG_BUCK4, MAX8998_REG_LDO2_LDO3, @@ -72,41 +74,104 @@ enum { MAX8998_REG_LBCNFG2, }; +/* IRQ definitions */ +enum { + MAX8998_IRQ_DCINF, + MAX8998_IRQ_DCINR, + MAX8998_IRQ_JIGF, + MAX8998_IRQ_JIGR, + MAX8998_IRQ_PWRONF, + MAX8998_IRQ_PWRONR, + + MAX8998_IRQ_WTSREVNT, + MAX8998_IRQ_SMPLEVNT, + MAX8998_IRQ_ALARM1, + MAX8998_IRQ_ALARM0, + + MAX8998_IRQ_ONKEY1S, + MAX8998_IRQ_TOPOFFR, + MAX8998_IRQ_DCINOVPR, + MAX8998_IRQ_CHGRSTF, + MAX8998_IRQ_DONER, + MAX8998_IRQ_CHGFAULT, + + MAX8998_IRQ_LOBAT1, + MAX8998_IRQ_LOBAT2, + + MAX8998_IRQ_NR, +}; + +/* MAX8998 various variants */ +enum { + TYPE_MAX8998 = 0, /* Default */ + TYPE_LP3974, /* National version of MAX8998 */ + TYPE_LP3979, /* Added AVS */ +}; + +#define MAX8998_IRQ_DCINF_MASK (1 << 2) +#define MAX8998_IRQ_DCINR_MASK (1 << 3) +#define MAX8998_IRQ_JIGF_MASK (1 << 4) +#define MAX8998_IRQ_JIGR_MASK (1 << 5) +#define MAX8998_IRQ_PWRONF_MASK (1 << 6) +#define MAX8998_IRQ_PWRONR_MASK (1 << 7) + +#define MAX8998_IRQ_WTSREVNT_MASK (1 << 0) +#define MAX8998_IRQ_SMPLEVNT_MASK (1 << 1) +#define MAX8998_IRQ_ALARM1_MASK (1 << 2) +#define MAX8998_IRQ_ALARM0_MASK (1 << 3) + +#define MAX8998_IRQ_ONKEY1S_MASK (1 << 0) +#define MAX8998_IRQ_TOPOFFR_MASK (1 << 2) +#define MAX8998_IRQ_DCINOVPR_MASK (1 << 3) +#define MAX8998_IRQ_CHGRSTF_MASK (1 << 4) +#define MAX8998_IRQ_DONER_MASK (1 << 5) +#define MAX8998_IRQ_CHGFAULT_MASK (1 << 7) + +#define MAX8998_IRQ_LOBAT1_MASK (1 << 0) +#define MAX8998_IRQ_LOBAT2_MASK (1 << 1) + +#define MAX8998_ENRAMP (1 << 4) + /** * struct max8998_dev - max8998 master device for sub-drivers * @dev: master device of the chip (can be used to access platform data) - * @i2c_client: i2c client private data - * @dev_read(): chip register read function - * @dev_write(): chip register write function - * @dev_update(): chip register update function + * @i2c: i2c client private data for regulator + * @rtc: i2c client private data for rtc * @iolock: mutex for serializing io access + * @irqlock: mutex for buslock + * @irq_base: base IRQ number for max8998, required for IRQs + * @irq: generic IRQ number for max8998 + * @ono: power onoff IRQ number for max8998 + * @irq_masks_cur: currently active value + * @irq_masks_cache: cached hardware value + * @type: indicate which max8998 "variant" is used */ - struct max8998_dev { struct device *dev; - struct i2c_client *i2c_client; - int (*dev_read)(struct max8998_dev *max8998, u8 reg, u8 *dest); - int (*dev_write)(struct max8998_dev *max8998, u8 reg, u8 val); - int (*dev_update)(struct max8998_dev *max8998, u8 reg, u8 val, u8 mask); + struct i2c_client *i2c; + struct i2c_client *rtc; struct mutex iolock; + struct mutex irqlock; + + int irq_base; + int irq; + int ono; + u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS]; + u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS]; + int type; + bool wakeup; }; -static inline int max8998_read_reg(struct max8998_dev *max8998, u8 reg, - u8 *value) -{ - return max8998->dev_read(max8998, reg, value); -} - -static inline int max8998_write_reg(struct max8998_dev *max8998, u8 reg, - u8 value) -{ - return max8998->dev_write(max8998, reg, value); -} - -static inline int max8998_update_reg(struct max8998_dev *max8998, u8 reg, - u8 value, u8 mask) -{ - return max8998->dev_update(max8998, reg, value, mask); -} +int max8998_irq_init(struct max8998_dev *max8998); +void max8998_irq_exit(struct max8998_dev *max8998); +int max8998_irq_resume(struct max8998_dev *max8998); + +extern int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest); +extern int max8998_bulk_read(struct i2c_client *i2c, u8 reg, int count, + u8 *buf); +extern int max8998_write_reg(struct i2c_client *i2c, u8 reg, u8 value); +extern int max8998_bulk_write(struct i2c_client *i2c, u8 reg, int count, + u8 *buf); +extern int max8998_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask); #endif /* __LINUX_MFD_MAX8998_PRIV_H */ diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h index 1d3601a2d853..61daa167b576 100644 --- a/include/linux/mfd/max8998.h +++ b/include/linux/mfd/max8998.h @@ -1,5 +1,5 @@ /* - * max8698.h - Voltage regulator driver for the Maxim 8998 + * max8998.h - Voltage regulator driver for the Maxim 8998 * * Copyright (C) 2009-2010 Samsung Electrnoics * Kyungmin Park <kyungmin.park@samsung.com> @@ -66,13 +66,47 @@ struct max8998_regulator_data { /** * struct max8998_board - packages regulator init data - * @num_regulators: number of regultors used * @regulators: array of defined regulators + * @num_regulators: number of regultors used + * @irq_base: base IRQ number for max8998, required for IRQs + * @ono: power onoff IRQ number for max8998 + * @buck_voltage_lock: Do NOT change the values of the following six + * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot + * be other than the preset values. + * @buck1_voltage1: BUCK1 DVS mode 1 voltage register + * @buck1_voltage2: BUCK1 DVS mode 2 voltage register + * @buck1_voltage3: BUCK1 DVS mode 3 voltage register + * @buck1_voltage4: BUCK1 DVS mode 4 voltage register + * @buck2_voltage1: BUCK2 DVS mode 1 voltage register + * @buck2_voltage2: BUCK2 DVS mode 2 voltage register + * @buck1_set1: BUCK1 gpio pin 1 to set output voltage + * @buck1_set2: BUCK1 gpio pin 2 to set output voltage + * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2 + * @buck2_set3: BUCK2 gpio pin to set output voltage + * @buck2_default_idx: Default for BUCK2 gpio pin. + * @wakeup: Allow to wake up from suspend + * @rtc_delay: LP3974 RTC chip bug that requires delay after a register + * write before reading it. */ - struct max8998_platform_data { - int num_regulators; struct max8998_regulator_data *regulators; + int num_regulators; + int irq_base; + int ono; + bool buck_voltage_lock; + int buck1_voltage1; + int buck1_voltage2; + int buck1_voltage3; + int buck1_voltage4; + int buck2_voltage1; + int buck2_voltage2; + int buck1_set1; + int buck1_set2; + int buck1_default_idx; + int buck2_set3; + int buck2_default_idx; + bool wakeup; + bool rtc_delay; }; #endif /* __LINUX_MFD_MAX8998_H */ diff --git a/include/linux/mfd/mc13783.h b/include/linux/mfd/mc13783.h index 0fa44fb8dd26..7d0f3d6a0002 100644 --- a/include/linux/mfd/mc13783.h +++ b/include/linux/mfd/mc13783.h @@ -1,5 +1,6 @@ /* - * Copyright 2009 Pengutronix + * Copyright 2010 Yong Shen <yong.shen@linaro.org> + * Copyright 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> * * This program is free software; you can redistribute it and/or modify it under @@ -9,48 +10,83 @@ #ifndef __LINUX_MFD_MC13783_H #define __LINUX_MFD_MC13783_H -#include <linux/interrupt.h> +#include <linux/mfd/mc13xxx.h> struct mc13783; -void mc13783_lock(struct mc13783 *mc13783); -void mc13783_unlock(struct mc13783 *mc13783); +struct mc13xxx *mc13783_to_mc13xxx(struct mc13783 *mc13783); -int mc13783_reg_read(struct mc13783 *mc13783, unsigned int offset, u32 *val); -int mc13783_reg_write(struct mc13783 *mc13783, unsigned int offset, u32 val); -int mc13783_reg_rmw(struct mc13783 *mc13783, unsigned int offset, - u32 mask, u32 val); +static inline void mc13783_lock(struct mc13783 *mc13783) +{ + mc13xxx_lock(mc13783_to_mc13xxx(mc13783)); +} + +static inline void mc13783_unlock(struct mc13783 *mc13783) +{ + mc13xxx_unlock(mc13783_to_mc13xxx(mc13783)); +} + +static inline int mc13783_reg_read(struct mc13783 *mc13783, + unsigned int offset, u32 *val) +{ + return mc13xxx_reg_read(mc13783_to_mc13xxx(mc13783), offset, val); +} + +static inline int mc13783_reg_write(struct mc13783 *mc13783, + unsigned int offset, u32 val) +{ + return mc13xxx_reg_write(mc13783_to_mc13xxx(mc13783), offset, val); +} + +static inline int mc13783_reg_rmw(struct mc13783 *mc13783, + unsigned int offset, u32 mask, u32 val) +{ + return mc13xxx_reg_rmw(mc13783_to_mc13xxx(mc13783), offset, mask, val); +} -int mc13783_get_flags(struct mc13783 *mc13783); +static inline int mc13783_get_flags(struct mc13783 *mc13783) +{ + return mc13xxx_get_flags(mc13783_to_mc13xxx(mc13783)); +} -int mc13783_irq_request(struct mc13783 *mc13783, int irq, - irq_handler_t handler, const char *name, void *dev); -int mc13783_irq_request_nounmask(struct mc13783 *mc13783, int irq, - irq_handler_t handler, const char *name, void *dev); -int mc13783_irq_free(struct mc13783 *mc13783, int irq, void *dev); +static inline int mc13783_irq_request(struct mc13783 *mc13783, int irq, + irq_handler_t handler, const char *name, void *dev) +{ + return mc13xxx_irq_request(mc13783_to_mc13xxx(mc13783), irq, + handler, name, dev); +} -int mc13783_irq_mask(struct mc13783 *mc13783, int irq); -int mc13783_irq_unmask(struct mc13783 *mc13783, int irq); -int mc13783_irq_status(struct mc13783 *mc13783, int irq, - int *enabled, int *pending); -int mc13783_irq_ack(struct mc13783 *mc13783, int irq); +static inline int mc13783_irq_request_nounmask(struct mc13783 *mc13783, int irq, + irq_handler_t handler, const char *name, void *dev) +{ + return mc13xxx_irq_request_nounmask(mc13783_to_mc13xxx(mc13783), irq, + handler, name, dev); +} -static inline int mc13783_mask(struct mc13783 *mc13783, int irq) __deprecated; -static inline int mc13783_mask(struct mc13783 *mc13783, int irq) +static inline int mc13783_irq_free(struct mc13783 *mc13783, int irq, void *dev) { - return mc13783_irq_mask(mc13783, irq); + return mc13xxx_irq_free(mc13783_to_mc13xxx(mc13783), irq, dev); } -static inline int mc13783_unmask(struct mc13783 *mc13783, int irq) __deprecated; -static inline int mc13783_unmask(struct mc13783 *mc13783, int irq) +static inline int mc13783_irq_mask(struct mc13783 *mc13783, int irq) { - return mc13783_irq_unmask(mc13783, irq); + return mc13xxx_irq_mask(mc13783_to_mc13xxx(mc13783), irq); } -static inline int mc13783_ackirq(struct mc13783 *mc13783, int irq) __deprecated; -static inline int mc13783_ackirq(struct mc13783 *mc13783, int irq) +static inline int mc13783_irq_unmask(struct mc13783 *mc13783, int irq) { - return mc13783_irq_ack(mc13783, irq); + return mc13xxx_irq_unmask(mc13783_to_mc13xxx(mc13783), irq); +} +static inline int mc13783_irq_status(struct mc13783 *mc13783, int irq, + int *enabled, int *pending) +{ + return mc13xxx_irq_status(mc13783_to_mc13xxx(mc13783), + irq, enabled, pending); +} + +static inline int mc13783_irq_ack(struct mc13783 *mc13783, int irq) +{ + return mc13xxx_irq_ack(mc13783_to_mc13xxx(mc13783), irq); } #define MC13783_ADC0 43 @@ -66,96 +102,18 @@ static inline int mc13783_ackirq(struct mc13783 *mc13783, int irq) MC13783_ADC0_TSMOD1 | \ MC13783_ADC0_TSMOD2) -struct mc13783_led_platform_data { -#define MC13783_LED_MD 0 -#define MC13783_LED_AD 1 -#define MC13783_LED_KP 2 -#define MC13783_LED_R1 3 -#define MC13783_LED_G1 4 -#define MC13783_LED_B1 5 -#define MC13783_LED_R2 6 -#define MC13783_LED_G2 7 -#define MC13783_LED_B2 8 -#define MC13783_LED_R3 9 -#define MC13783_LED_G3 10 -#define MC13783_LED_B3 11 -#define MC13783_LED_MAX MC13783_LED_B3 - int id; - const char *name; - const char *default_trigger; - -/* Three or two bits current selection depending on the led */ - char max_current; -}; - -struct mc13783_leds_platform_data { - int num_leds; - struct mc13783_led_platform_data *led; - -#define MC13783_LED_TRIODE_MD (1 << 0) -#define MC13783_LED_TRIODE_AD (1 << 1) -#define MC13783_LED_TRIODE_KP (1 << 2) -#define MC13783_LED_BOOST_EN (1 << 3) -#define MC13783_LED_TC1HALF (1 << 4) -#define MC13783_LED_SLEWLIMTC (1 << 5) -#define MC13783_LED_SLEWLIMBL (1 << 6) -#define MC13783_LED_TRIODE_TC1 (1 << 7) -#define MC13783_LED_TRIODE_TC2 (1 << 8) -#define MC13783_LED_TRIODE_TC3 (1 << 9) - int flags; - -#define MC13783_LED_AB_DISABLED 0 -#define MC13783_LED_AB_MD1 1 -#define MC13783_LED_AB_MD12 2 -#define MC13783_LED_AB_MD123 3 -#define MC13783_LED_AB_MD1234 4 -#define MC13783_LED_AB_MD1234_AD1 5 -#define MC13783_LED_AB_MD1234_AD12 6 -#define MC13783_LED_AB_MD1_AD 7 - char abmode; - -#define MC13783_LED_ABREF_200MV 0 -#define MC13783_LED_ABREF_400MV 1 -#define MC13783_LED_ABREF_600MV 2 -#define MC13783_LED_ABREF_800MV 3 - char abref; - -#define MC13783_LED_PERIOD_10MS 0 -#define MC13783_LED_PERIOD_100MS 1 -#define MC13783_LED_PERIOD_500MS 2 -#define MC13783_LED_PERIOD_2S 3 - char bl_period; - char tc1_period; - char tc2_period; - char tc3_period; -}; - -/* to be cleaned up */ -struct regulator_init_data; - -struct mc13783_regulator_init_data { - int id; - struct regulator_init_data *init_data; -}; - -struct mc13783_regulator_platform_data { - int num_regulators; - struct mc13783_regulator_init_data *regulators; -}; - -struct mc13783_platform_data { - int num_regulators; - struct mc13783_regulator_init_data *regulators; - struct mc13783_leds_platform_data *leds; - -#define MC13783_USE_TOUCHSCREEN (1 << 0) -#define MC13783_USE_CODEC (1 << 1) -#define MC13783_USE_ADC (1 << 2) -#define MC13783_USE_RTC (1 << 3) -#define MC13783_USE_REGULATOR (1 << 4) -#define MC13783_USE_LED (1 << 5) - unsigned int flags; -}; +#define mc13783_regulator_init_data mc13xxx_regulator_init_data +#define mc13783_regulator_platform_data mc13xxx_regulator_platform_data +#define mc13783_led_platform_data mc13xxx_led_platform_data +#define mc13783_leds_platform_data mc13xxx_leds_platform_data + +#define mc13783_platform_data mc13xxx_platform_data +#define MC13783_USE_TOUCHSCREEN MC13XXX_USE_TOUCHSCREEN +#define MC13783_USE_CODEC MC13XXX_USE_CODEC +#define MC13783_USE_ADC MC13XXX_USE_ADC +#define MC13783_USE_RTC MC13XXX_USE_RTC +#define MC13783_USE_REGULATOR MC13XXX_USE_REGULATOR +#define MC13783_USE_LED MC13XXX_USE_LED #define MC13783_ADC_MODE_TS 1 #define MC13783_ADC_MODE_SINGLE_CHAN 2 @@ -165,80 +123,80 @@ int mc13783_adc_do_conversion(struct mc13783 *mc13783, unsigned int mode, unsigned int channel, unsigned int *sample); -#define MC13783_SW_SW1A 0 -#define MC13783_SW_SW1B 1 -#define MC13783_SW_SW2A 2 -#define MC13783_SW_SW2B 3 -#define MC13783_SW_SW3 4 -#define MC13783_SW_PLL 5 -#define MC13783_REGU_VAUDIO 6 -#define MC13783_REGU_VIOHI 7 -#define MC13783_REGU_VIOLO 8 -#define MC13783_REGU_VDIG 9 -#define MC13783_REGU_VGEN 10 -#define MC13783_REGU_VRFDIG 11 -#define MC13783_REGU_VRFREF 12 -#define MC13783_REGU_VRFCP 13 -#define MC13783_REGU_VSIM 14 -#define MC13783_REGU_VESIM 15 -#define MC13783_REGU_VCAM 16 -#define MC13783_REGU_VRFBG 17 -#define MC13783_REGU_VVIB 18 -#define MC13783_REGU_VRF1 19 -#define MC13783_REGU_VRF2 20 -#define MC13783_REGU_VMMC1 21 -#define MC13783_REGU_VMMC2 22 -#define MC13783_REGU_GPO1 23 -#define MC13783_REGU_GPO2 24 -#define MC13783_REGU_GPO3 25 -#define MC13783_REGU_GPO4 26 -#define MC13783_REGU_V1 27 -#define MC13783_REGU_V2 28 -#define MC13783_REGU_V3 29 -#define MC13783_REGU_V4 30 -#define MC13783_REGU_PWGT1SPI 31 -#define MC13783_REGU_PWGT2SPI 32 - -#define MC13783_IRQ_ADCDONE 0 -#define MC13783_IRQ_ADCBISDONE 1 -#define MC13783_IRQ_TS 2 +#define MC13783_REG_SW1A 0 +#define MC13783_REG_SW1B 1 +#define MC13783_REG_SW2A 2 +#define MC13783_REG_SW2B 3 +#define MC13783_REG_SW3 4 +#define MC13783_REG_PLL 5 +#define MC13783_REG_VAUDIO 6 +#define MC13783_REG_VIOHI 7 +#define MC13783_REG_VIOLO 8 +#define MC13783_REG_VDIG 9 +#define MC13783_REG_VGEN 10 +#define MC13783_REG_VRFDIG 11 +#define MC13783_REG_VRFREF 12 +#define MC13783_REG_VRFCP 13 +#define MC13783_REG_VSIM 14 +#define MC13783_REG_VESIM 15 +#define MC13783_REG_VCAM 16 +#define MC13783_REG_VRFBG 17 +#define MC13783_REG_VVIB 18 +#define MC13783_REG_VRF1 19 +#define MC13783_REG_VRF2 20 +#define MC13783_REG_VMMC1 21 +#define MC13783_REG_VMMC2 22 +#define MC13783_REG_GPO1 23 +#define MC13783_REG_GPO2 24 +#define MC13783_REG_GPO3 25 +#define MC13783_REG_GPO4 26 +#define MC13783_REG_V1 27 +#define MC13783_REG_V2 28 +#define MC13783_REG_V3 29 +#define MC13783_REG_V4 30 +#define MC13783_REG_PWGT1SPI 31 +#define MC13783_REG_PWGT2SPI 32 + +#define MC13783_IRQ_ADCDONE MC13XXX_IRQ_ADCDONE +#define MC13783_IRQ_ADCBISDONE MC13XXX_IRQ_ADCBISDONE +#define MC13783_IRQ_TS MC13XXX_IRQ_TS #define MC13783_IRQ_WHIGH 3 #define MC13783_IRQ_WLOW 4 -#define MC13783_IRQ_CHGDET 6 +#define MC13783_IRQ_CHGDET MC13XXX_IRQ_CHGDET #define MC13783_IRQ_CHGOV 7 -#define MC13783_IRQ_CHGREV 8 -#define MC13783_IRQ_CHGSHORT 9 -#define MC13783_IRQ_CCCV 10 -#define MC13783_IRQ_CHGCURR 11 -#define MC13783_IRQ_BPON 12 -#define MC13783_IRQ_LOBATL 13 -#define MC13783_IRQ_LOBATH 14 +#define MC13783_IRQ_CHGREV MC13XXX_IRQ_CHGREV +#define MC13783_IRQ_CHGSHORT MC13XXX_IRQ_CHGSHORT +#define MC13783_IRQ_CCCV MC13XXX_IRQ_CCCV +#define MC13783_IRQ_CHGCURR MC13XXX_IRQ_CHGCURR +#define MC13783_IRQ_BPON MC13XXX_IRQ_BPON +#define MC13783_IRQ_LOBATL MC13XXX_IRQ_LOBATL +#define MC13783_IRQ_LOBATH MC13XXX_IRQ_LOBATH #define MC13783_IRQ_UDP 15 #define MC13783_IRQ_USB 16 #define MC13783_IRQ_ID 19 #define MC13783_IRQ_SE1 21 #define MC13783_IRQ_CKDET 22 #define MC13783_IRQ_UDM 23 -#define MC13783_IRQ_1HZ 24 -#define MC13783_IRQ_TODA 25 +#define MC13783_IRQ_1HZ MC13XXX_IRQ_1HZ +#define MC13783_IRQ_TODA MC13XXX_IRQ_TODA #define MC13783_IRQ_ONOFD1 27 #define MC13783_IRQ_ONOFD2 28 #define MC13783_IRQ_ONOFD3 29 -#define MC13783_IRQ_SYSRST 30 -#define MC13783_IRQ_RTCRST 31 -#define MC13783_IRQ_PC 32 -#define MC13783_IRQ_WARM 33 -#define MC13783_IRQ_MEMHLD 34 +#define MC13783_IRQ_SYSRST MC13XXX_IRQ_SYSRST +#define MC13783_IRQ_RTCRST MC13XXX_IRQ_RTCRST +#define MC13783_IRQ_PC MC13XXX_IRQ_PC +#define MC13783_IRQ_WARM MC13XXX_IRQ_WARM +#define MC13783_IRQ_MEMHLD MC13XXX_IRQ_MEMHLD #define MC13783_IRQ_PWRRDY 35 -#define MC13783_IRQ_THWARNL 36 -#define MC13783_IRQ_THWARNH 37 -#define MC13783_IRQ_CLK 38 +#define MC13783_IRQ_THWARNL MC13XXX_IRQ_THWARNL +#define MC13783_IRQ_THWARNH MC13XXX_IRQ_THWARNH +#define MC13783_IRQ_CLK MC13XXX_IRQ_CLK #define MC13783_IRQ_SEMAF 39 #define MC13783_IRQ_MC2B 41 #define MC13783_IRQ_HSDET 42 #define MC13783_IRQ_HSL 43 #define MC13783_IRQ_ALSPTH 44 #define MC13783_IRQ_AHSSHORT 45 -#define MC13783_NUM_IRQ 46 +#define MC13783_NUM_IRQ MC13XXX_NUM_IRQ -#endif /* __LINUX_MFD_MC13783_H */ +#endif /* ifndef __LINUX_MFD_MC13783_H */ diff --git a/include/linux/mfd/mc13892.h b/include/linux/mfd/mc13892.h new file mode 100644 index 000000000000..a00f2bec178c --- /dev/null +++ b/include/linux/mfd/mc13892.h @@ -0,0 +1,39 @@ +/* + * Copyright 2010 Yong Shen <yong.shen@linaro.org> + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ + +#ifndef __LINUX_MFD_MC13892_H +#define __LINUX_MFD_MC13892_H + +#include <linux/mfd/mc13xxx.h> + +#define MC13892_SW1 0 +#define MC13892_SW2 1 +#define MC13892_SW3 2 +#define MC13892_SW4 3 +#define MC13892_SWBST 4 +#define MC13892_VIOHI 5 +#define MC13892_VPLL 6 +#define MC13892_VDIG 7 +#define MC13892_VSD 8 +#define MC13892_VUSB2 9 +#define MC13892_VVIDEO 10 +#define MC13892_VAUDIO 11 +#define MC13892_VCAM 12 +#define MC13892_VGEN1 13 +#define MC13892_VGEN2 14 +#define MC13892_VGEN3 15 +#define MC13892_VUSB 16 +#define MC13892_GPO1 17 +#define MC13892_GPO2 18 +#define MC13892_GPO3 19 +#define MC13892_GPO4 20 +#define MC13892_PWGT1SPI 21 +#define MC13892_PWGT2SPI 22 +#define MC13892_VCOINCELL 23 + +#endif diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h new file mode 100644 index 000000000000..c064beaaccb7 --- /dev/null +++ b/include/linux/mfd/mc13xxx.h @@ -0,0 +1,153 @@ +/* + * Copyright 2009-2010 Pengutronix + * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ +#ifndef __LINUX_MFD_MC13XXX_H +#define __LINUX_MFD_MC13XXX_H + +#include <linux/interrupt.h> + +struct mc13xxx; + +void mc13xxx_lock(struct mc13xxx *mc13xxx); +void mc13xxx_unlock(struct mc13xxx *mc13xxx); + +int mc13xxx_reg_read(struct mc13xxx *mc13xxx, unsigned int offset, u32 *val); +int mc13xxx_reg_write(struct mc13xxx *mc13xxx, unsigned int offset, u32 val); +int mc13xxx_reg_rmw(struct mc13xxx *mc13xxx, unsigned int offset, + u32 mask, u32 val); + +int mc13xxx_get_flags(struct mc13xxx *mc13xxx); + +int mc13xxx_irq_request(struct mc13xxx *mc13xxx, int irq, + irq_handler_t handler, const char *name, void *dev); +int mc13xxx_irq_request_nounmask(struct mc13xxx *mc13xxx, int irq, + irq_handler_t handler, const char *name, void *dev); +int mc13xxx_irq_free(struct mc13xxx *mc13xxx, int irq, void *dev); + +int mc13xxx_irq_mask(struct mc13xxx *mc13xxx, int irq); +int mc13xxx_irq_unmask(struct mc13xxx *mc13xxx, int irq); +int mc13xxx_irq_status(struct mc13xxx *mc13xxx, int irq, + int *enabled, int *pending); +int mc13xxx_irq_ack(struct mc13xxx *mc13xxx, int irq); + +int mc13xxx_get_flags(struct mc13xxx *mc13xxx); + +#define MC13XXX_IRQ_ADCDONE 0 +#define MC13XXX_IRQ_ADCBISDONE 1 +#define MC13XXX_IRQ_TS 2 +#define MC13XXX_IRQ_CHGDET 6 +#define MC13XXX_IRQ_CHGREV 8 +#define MC13XXX_IRQ_CHGSHORT 9 +#define MC13XXX_IRQ_CCCV 10 +#define MC13XXX_IRQ_CHGCURR 11 +#define MC13XXX_IRQ_BPON 12 +#define MC13XXX_IRQ_LOBATL 13 +#define MC13XXX_IRQ_LOBATH 14 +#define MC13XXX_IRQ_1HZ 24 +#define MC13XXX_IRQ_TODA 25 +#define MC13XXX_IRQ_SYSRST 30 +#define MC13XXX_IRQ_RTCRST 31 +#define MC13XXX_IRQ_PC 32 +#define MC13XXX_IRQ_WARM 33 +#define MC13XXX_IRQ_MEMHLD 34 +#define MC13XXX_IRQ_THWARNL 36 +#define MC13XXX_IRQ_THWARNH 37 +#define MC13XXX_IRQ_CLK 38 + +#define MC13XXX_NUM_IRQ 46 + +struct regulator_init_data; + +struct mc13xxx_regulator_init_data { + int id; + struct regulator_init_data *init_data; +}; + +struct mc13xxx_regulator_platform_data { + int num_regulators; + struct mc13xxx_regulator_init_data *regulators; +}; + +struct mc13xxx_led_platform_data { +#define MC13783_LED_MD 0 +#define MC13783_LED_AD 1 +#define MC13783_LED_KP 2 +#define MC13783_LED_R1 3 +#define MC13783_LED_G1 4 +#define MC13783_LED_B1 5 +#define MC13783_LED_R2 6 +#define MC13783_LED_G2 7 +#define MC13783_LED_B2 8 +#define MC13783_LED_R3 9 +#define MC13783_LED_G3 10 +#define MC13783_LED_B3 11 +#define MC13783_LED_MAX MC13783_LED_B3 + int id; + const char *name; + const char *default_trigger; + +/* Three or two bits current selection depending on the led */ + char max_current; +}; + +struct mc13xxx_leds_platform_data { + int num_leds; + struct mc13xxx_led_platform_data *led; + +#define MC13783_LED_TRIODE_MD (1 << 0) +#define MC13783_LED_TRIODE_AD (1 << 1) +#define MC13783_LED_TRIODE_KP (1 << 2) +#define MC13783_LED_BOOST_EN (1 << 3) +#define MC13783_LED_TC1HALF (1 << 4) +#define MC13783_LED_SLEWLIMTC (1 << 5) +#define MC13783_LED_SLEWLIMBL (1 << 6) +#define MC13783_LED_TRIODE_TC1 (1 << 7) +#define MC13783_LED_TRIODE_TC2 (1 << 8) +#define MC13783_LED_TRIODE_TC3 (1 << 9) + int flags; + +#define MC13783_LED_AB_DISABLED 0 +#define MC13783_LED_AB_MD1 1 +#define MC13783_LED_AB_MD12 2 +#define MC13783_LED_AB_MD123 3 +#define MC13783_LED_AB_MD1234 4 +#define MC13783_LED_AB_MD1234_AD1 5 +#define MC13783_LED_AB_MD1234_AD12 6 +#define MC13783_LED_AB_MD1_AD 7 + char abmode; + +#define MC13783_LED_ABREF_200MV 0 +#define MC13783_LED_ABREF_400MV 1 +#define MC13783_LED_ABREF_600MV 2 +#define MC13783_LED_ABREF_800MV 3 + char abref; + +#define MC13783_LED_PERIOD_10MS 0 +#define MC13783_LED_PERIOD_100MS 1 +#define MC13783_LED_PERIOD_500MS 2 +#define MC13783_LED_PERIOD_2S 3 + char bl_period; + char tc1_period; + char tc2_period; + char tc3_period; +}; + +struct mc13xxx_platform_data { +#define MC13XXX_USE_TOUCHSCREEN (1 << 0) +#define MC13XXX_USE_CODEC (1 << 1) +#define MC13XXX_USE_ADC (1 << 2) +#define MC13XXX_USE_RTC (1 << 3) +#define MC13XXX_USE_REGULATOR (1 << 4) +#define MC13XXX_USE_LED (1 << 5) + unsigned int flags; + + struct mc13xxx_regulator_platform_data regulators; + struct mc13xxx_leds_platform_data *leds; +}; + +#endif /* ifndef __LINUX_MFD_MC13XXX_H */ diff --git a/include/linux/mfd/pcf50633/core.h b/include/linux/mfd/pcf50633/core.h index ad411a78870c..50d4a047118d 100644 --- a/include/linux/mfd/pcf50633/core.h +++ b/include/linux/mfd/pcf50633/core.h @@ -227,4 +227,11 @@ static inline struct pcf50633 *dev_to_pcf50633(struct device *dev) return dev_get_drvdata(dev); } +int pcf50633_irq_init(struct pcf50633 *pcf, int irq); +void pcf50633_irq_free(struct pcf50633 *pcf); +#ifdef CONFIG_PM +int pcf50633_irq_suspend(struct pcf50633 *pcf); +int pcf50633_irq_resume(struct pcf50633 *pcf); +#endif + #endif diff --git a/include/linux/mfd/stmpe.h b/include/linux/mfd/stmpe.h index 39ca7588659b..e762c270d8d4 100644 --- a/include/linux/mfd/stmpe.h +++ b/include/linux/mfd/stmpe.h @@ -112,13 +112,19 @@ struct stmpe_keypad_platform_data { bool no_autorepeat; }; +#define STMPE_GPIO_NOREQ_811_TOUCH (0xf0) + /** * struct stmpe_gpio_platform_data - STMPE GPIO platform data * @gpio_base: first gpio number assigned. A maximum of * %STMPE_NR_GPIOS GPIOs will be allocated. + * @norequest_mask: bitmask specifying which GPIOs should _not_ be + * requestable due to different usage (e.g. touch, keypad) + * STMPE_GPIO_NOREQ_* macros can be used here. */ struct stmpe_gpio_platform_data { int gpio_base; + unsigned norequest_mask; void (*setup)(struct stmpe *stmpe, unsigned gpio_base); void (*remove)(struct stmpe *stmpe, unsigned gpio_base); }; diff --git a/include/linux/mfd/tc35892.h b/include/linux/mfd/tc35892.h deleted file mode 100644 index eff3094ca84e..000000000000 --- a/include/linux/mfd/tc35892.h +++ /dev/null @@ -1,136 +0,0 @@ -/* - * Copyright (C) ST-Ericsson SA 2010 - * - * License Terms: GNU General Public License, version 2 - */ - -#ifndef __LINUX_MFD_TC35892_H -#define __LINUX_MFD_TC35892_H - -#include <linux/device.h> - -#define TC35892_RSTCTRL_IRQRST (1 << 4) -#define TC35892_RSTCTRL_TIMRST (1 << 3) -#define TC35892_RSTCTRL_ROTRST (1 << 2) -#define TC35892_RSTCTRL_KBDRST (1 << 1) -#define TC35892_RSTCTRL_GPIRST (1 << 0) - -#define TC35892_IRQST 0x91 - -#define TC35892_MANFCODE_MAGIC 0x03 -#define TC35892_MANFCODE 0x80 -#define TC35892_VERSION 0x81 -#define TC35892_IOCFG 0xA7 - -#define TC35892_CLKMODE 0x88 -#define TC35892_CLKCFG 0x89 -#define TC35892_CLKEN 0x8A - -#define TC35892_RSTCTRL 0x82 -#define TC35892_EXTRSTN 0x83 -#define TC35892_RSTINTCLR 0x84 - -#define TC35892_GPIOIS0 0xC9 -#define TC35892_GPIOIS1 0xCA -#define TC35892_GPIOIS2 0xCB -#define TC35892_GPIOIBE0 0xCC -#define TC35892_GPIOIBE1 0xCD -#define TC35892_GPIOIBE2 0xCE -#define TC35892_GPIOIEV0 0xCF -#define TC35892_GPIOIEV1 0xD0 -#define TC35892_GPIOIEV2 0xD1 -#define TC35892_GPIOIE0 0xD2 -#define TC35892_GPIOIE1 0xD3 -#define TC35892_GPIOIE2 0xD4 -#define TC35892_GPIORIS0 0xD6 -#define TC35892_GPIORIS1 0xD7 -#define TC35892_GPIORIS2 0xD8 -#define TC35892_GPIOMIS0 0xD9 -#define TC35892_GPIOMIS1 0xDA -#define TC35892_GPIOMIS2 0xDB -#define TC35892_GPIOIC0 0xDC -#define TC35892_GPIOIC1 0xDD -#define TC35892_GPIOIC2 0xDE - -#define TC35892_GPIODATA0 0xC0 -#define TC35892_GPIOMASK0 0xc1 -#define TC35892_GPIODATA1 0xC2 -#define TC35892_GPIOMASK1 0xc3 -#define TC35892_GPIODATA2 0xC4 -#define TC35892_GPIOMASK2 0xC5 - -#define TC35892_GPIODIR0 0xC6 -#define TC35892_GPIODIR1 0xC7 -#define TC35892_GPIODIR2 0xC8 - -#define TC35892_GPIOSYNC0 0xE6 -#define TC35892_GPIOSYNC1 0xE7 -#define TC35892_GPIOSYNC2 0xE8 - -#define TC35892_GPIOWAKE0 0xE9 -#define TC35892_GPIOWAKE1 0xEA -#define TC35892_GPIOWAKE2 0xEB - -#define TC35892_GPIOODM0 0xE0 -#define TC35892_GPIOODE0 0xE1 -#define TC35892_GPIOODM1 0xE2 -#define TC35892_GPIOODE1 0xE3 -#define TC35892_GPIOODM2 0xE4 -#define TC35892_GPIOODE2 0xE5 - -#define TC35892_INT_GPIIRQ 0 -#define TC35892_INT_TI0IRQ 1 -#define TC35892_INT_TI1IRQ 2 -#define TC35892_INT_TI2IRQ 3 -#define TC35892_INT_ROTIRQ 5 -#define TC35892_INT_KBDIRQ 6 -#define TC35892_INT_PORIRQ 7 - -#define TC35892_NR_INTERNAL_IRQS 8 -#define TC35892_INT_GPIO(x) (TC35892_NR_INTERNAL_IRQS + (x)) - -struct tc35892 { - struct mutex lock; - struct device *dev; - struct i2c_client *i2c; - - int irq_base; - int num_gpio; - struct tc35892_platform_data *pdata; -}; - -extern int tc35892_reg_write(struct tc35892 *tc35892, u8 reg, u8 data); -extern int tc35892_reg_read(struct tc35892 *tc35892, u8 reg); -extern int tc35892_block_read(struct tc35892 *tc35892, u8 reg, u8 length, - u8 *values); -extern int tc35892_block_write(struct tc35892 *tc35892, u8 reg, u8 length, - const u8 *values); -extern int tc35892_set_bits(struct tc35892 *tc35892, u8 reg, u8 mask, u8 val); - -/** - * struct tc35892_gpio_platform_data - TC35892 GPIO platform data - * @gpio_base: first gpio number assigned to TC35892. A maximum of - * %TC35892_NR_GPIOS GPIOs will be allocated. - * @setup: callback for board-specific initialization - * @remove: callback for board-specific teardown - */ -struct tc35892_gpio_platform_data { - int gpio_base; - void (*setup)(struct tc35892 *tc35892, unsigned gpio_base); - void (*remove)(struct tc35892 *tc35892, unsigned gpio_base); -}; - -/** - * struct tc35892_platform_data - TC35892 platform data - * @irq_base: base IRQ number. %TC35892_NR_IRQS irqs will be used. - * @gpio: GPIO-specific platform data - */ -struct tc35892_platform_data { - int irq_base; - struct tc35892_gpio_platform_data *gpio; -}; - -#define TC35892_NR_GPIOS 24 -#define TC35892_NR_IRQS TC35892_INT_GPIO(TC35892_NR_GPIOS) - -#endif diff --git a/include/linux/mfd/tc3589x.h b/include/linux/mfd/tc3589x.h new file mode 100644 index 000000000000..16c76e124f9c --- /dev/null +++ b/include/linux/mfd/tc3589x.h @@ -0,0 +1,195 @@ +/* + * Copyright (C) ST-Ericsson SA 2010 + * + * License Terms: GNU General Public License, version 2 + */ + +#ifndef __LINUX_MFD_TC3589x_H +#define __LINUX_MFD_TC3589x_H + +#include <linux/device.h> + +enum tx3589x_block { + TC3589x_BLOCK_GPIO = 1 << 0, + TC3589x_BLOCK_KEYPAD = 1 << 1, +}; + +#define TC3589x_RSTCTRL_IRQRST (1 << 4) +#define TC3589x_RSTCTRL_TIMRST (1 << 3) +#define TC3589x_RSTCTRL_ROTRST (1 << 2) +#define TC3589x_RSTCTRL_KBDRST (1 << 1) +#define TC3589x_RSTCTRL_GPIRST (1 << 0) + +/* Keyboard Configuration Registers */ +#define TC3589x_KBDSETTLE_REG 0x01 +#define TC3589x_KBDBOUNCE 0x02 +#define TC3589x_KBDSIZE 0x03 +#define TC3589x_KBCFG_LSB 0x04 +#define TC3589x_KBCFG_MSB 0x05 +#define TC3589x_KBDIC 0x08 +#define TC3589x_KBDMSK 0x09 +#define TC3589x_EVTCODE_FIFO 0x10 +#define TC3589x_KBDMFS 0x8F + +#define TC3589x_IRQST 0x91 + +#define TC3589x_MANFCODE_MAGIC 0x03 +#define TC3589x_MANFCODE 0x80 +#define TC3589x_VERSION 0x81 +#define TC3589x_IOCFG 0xA7 + +#define TC3589x_CLKMODE 0x88 +#define TC3589x_CLKCFG 0x89 +#define TC3589x_CLKEN 0x8A + +#define TC3589x_RSTCTRL 0x82 +#define TC3589x_EXTRSTN 0x83 +#define TC3589x_RSTINTCLR 0x84 + +/* Pull up/down configuration registers */ +#define TC3589x_IOCFG 0xA7 +#define TC3589x_IOPULLCFG0_LSB 0xAA +#define TC3589x_IOPULLCFG0_MSB 0xAB +#define TC3589x_IOPULLCFG1_LSB 0xAC +#define TC3589x_IOPULLCFG1_MSB 0xAD +#define TC3589x_IOPULLCFG2_LSB 0xAE + +#define TC3589x_GPIOIS0 0xC9 +#define TC3589x_GPIOIS1 0xCA +#define TC3589x_GPIOIS2 0xCB +#define TC3589x_GPIOIBE0 0xCC +#define TC3589x_GPIOIBE1 0xCD +#define TC3589x_GPIOIBE2 0xCE +#define TC3589x_GPIOIEV0 0xCF +#define TC3589x_GPIOIEV1 0xD0 +#define TC3589x_GPIOIEV2 0xD1 +#define TC3589x_GPIOIE0 0xD2 +#define TC3589x_GPIOIE1 0xD3 +#define TC3589x_GPIOIE2 0xD4 +#define TC3589x_GPIORIS0 0xD6 +#define TC3589x_GPIORIS1 0xD7 +#define TC3589x_GPIORIS2 0xD8 +#define TC3589x_GPIOMIS0 0xD9 +#define TC3589x_GPIOMIS1 0xDA +#define TC3589x_GPIOMIS2 0xDB +#define TC3589x_GPIOIC0 0xDC +#define TC3589x_GPIOIC1 0xDD +#define TC3589x_GPIOIC2 0xDE + +#define TC3589x_GPIODATA0 0xC0 +#define TC3589x_GPIOMASK0 0xc1 +#define TC3589x_GPIODATA1 0xC2 +#define TC3589x_GPIOMASK1 0xc3 +#define TC3589x_GPIODATA2 0xC4 +#define TC3589x_GPIOMASK2 0xC5 + +#define TC3589x_GPIODIR0 0xC6 +#define TC3589x_GPIODIR1 0xC7 +#define TC3589x_GPIODIR2 0xC8 + +#define TC3589x_GPIOSYNC0 0xE6 +#define TC3589x_GPIOSYNC1 0xE7 +#define TC3589x_GPIOSYNC2 0xE8 + +#define TC3589x_GPIOWAKE0 0xE9 +#define TC3589x_GPIOWAKE1 0xEA +#define TC3589x_GPIOWAKE2 0xEB + +#define TC3589x_GPIOODM0 0xE0 +#define TC3589x_GPIOODE0 0xE1 +#define TC3589x_GPIOODM1 0xE2 +#define TC3589x_GPIOODE1 0xE3 +#define TC3589x_GPIOODM2 0xE4 +#define TC3589x_GPIOODE2 0xE5 + +#define TC3589x_INT_GPIIRQ 0 +#define TC3589x_INT_TI0IRQ 1 +#define TC3589x_INT_TI1IRQ 2 +#define TC3589x_INT_TI2IRQ 3 +#define TC3589x_INT_ROTIRQ 5 +#define TC3589x_INT_KBDIRQ 6 +#define TC3589x_INT_PORIRQ 7 + +#define TC3589x_NR_INTERNAL_IRQS 8 +#define TC3589x_INT_GPIO(x) (TC3589x_NR_INTERNAL_IRQS + (x)) + +struct tc3589x { + struct mutex lock; + struct device *dev; + struct i2c_client *i2c; + + int irq_base; + int num_gpio; + struct tc3589x_platform_data *pdata; +}; + +extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data); +extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg); +extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length, + u8 *values); +extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length, + const u8 *values); +extern int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val); + +/* + * Keypad related platform specific constants + * These values may be modified for fine tuning + */ +#define TC_KPD_ROWS 0x8 +#define TC_KPD_COLUMNS 0x8 +#define TC_KPD_DEBOUNCE_PERIOD 0xA3 +#define TC_KPD_SETTLE_TIME 0xA3 + +/** + * struct tc35893_platform_data - data structure for platform specific data + * @keymap_data: matrix scan code table for keycodes + * @krow: mask for available rows, value is 0xFF + * @kcol: mask for available columns, value is 0xFF + * @debounce_period: platform specific debounce time + * @settle_time: platform specific settle down time + * @irqtype: type of interrupt, falling or rising edge + * @enable_wakeup: specifies if keypad event can wake up system from sleep + * @no_autorepeat: flag for auto repetition + */ +struct tc3589x_keypad_platform_data { + const struct matrix_keymap_data *keymap_data; + u8 krow; + u8 kcol; + u8 debounce_period; + u8 settle_time; + unsigned long irqtype; + bool enable_wakeup; + bool no_autorepeat; +}; + +/** + * struct tc3589x_gpio_platform_data - TC3589x GPIO platform data + * @gpio_base: first gpio number assigned to TC3589x. A maximum of + * %TC3589x_NR_GPIOS GPIOs will be allocated. + * @setup: callback for board-specific initialization + * @remove: callback for board-specific teardown + */ +struct tc3589x_gpio_platform_data { + int gpio_base; + void (*setup)(struct tc3589x *tc3589x, unsigned gpio_base); + void (*remove)(struct tc3589x *tc3589x, unsigned gpio_base); +}; + +/** + * struct tc3589x_platform_data - TC3589x platform data + * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*) + * @irq_base: base IRQ number. %TC3589x_NR_IRQS irqs will be used. + * @gpio: GPIO-specific platform data + * @keypad: keypad-specific platform data + */ +struct tc3589x_platform_data { + unsigned int block; + int irq_base; + struct tc3589x_gpio_platform_data *gpio; + const struct tc3589x_keypad_platform_data *keypad; +}; + +#define TC3589x_NR_GPIOS 24 +#define TC3589x_NR_IRQS TC3589x_INT_GPIO(TC3589x_NR_GPIOS) + +#endif diff --git a/include/linux/mfd/ti_ssp.h b/include/linux/mfd/ti_ssp.h new file mode 100644 index 000000000000..dbb4b43bd20e --- /dev/null +++ b/include/linux/mfd/ti_ssp.h @@ -0,0 +1,93 @@ +/* + * Sequencer Serial Port (SSP) driver for Texas Instruments' SoCs + * + * Copyright (C) 2010 Texas Instruments Inc + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __TI_SSP_H__ +#define __TI_SSP_H__ + +struct ti_ssp_dev_data { + const char *dev_name; + void *pdata; + size_t pdata_size; +}; + +struct ti_ssp_data { + unsigned long out_clock; + struct ti_ssp_dev_data dev_data[2]; +}; + +struct ti_ssp_spi_data { + unsigned long iosel; + int num_cs; + void (*select)(int cs); +}; + +/* + * Sequencer port IO pin configuration bits. These do not correlate 1-1 with + * the hardware. The iosel field in the port data combines iosel1 and iosel2, + * and is therefore not a direct map to register space. It is best to use the + * macros below to construct iosel values. + * + * least significant 16 bits --> iosel1 + * most significant 16 bits --> iosel2 + */ + +#define SSP_IN 0x0000 +#define SSP_DATA 0x0001 +#define SSP_CLOCK 0x0002 +#define SSP_CHIPSEL 0x0003 +#define SSP_OUT 0x0004 +#define SSP_PIN_SEL(pin, v) ((v) << ((pin) * 3)) +#define SSP_PIN_MASK(pin) SSP_PIN_SEL(pin, 0x7) +#define SSP_INPUT_SEL(pin) ((pin) << 16) + +/* Sequencer port config bits */ +#define SSP_EARLY_DIN BIT(8) +#define SSP_DELAY_DOUT BIT(9) + +/* Sequence map definitions */ +#define SSP_CLK_HIGH BIT(0) +#define SSP_CLK_LOW 0 +#define SSP_DATA_HIGH BIT(1) +#define SSP_DATA_LOW 0 +#define SSP_CS_HIGH BIT(2) +#define SSP_CS_LOW 0 +#define SSP_OUT_MODE BIT(3) +#define SSP_IN_MODE 0 +#define SSP_DATA_REG BIT(4) +#define SSP_ADDR_REG 0 + +#define SSP_OPCODE_DIRECT ((0x0) << 5) +#define SSP_OPCODE_TOGGLE ((0x1) << 5) +#define SSP_OPCODE_SHIFT ((0x2) << 5) +#define SSP_OPCODE_BRANCH0 ((0x4) << 5) +#define SSP_OPCODE_BRANCH1 ((0x5) << 5) +#define SSP_OPCODE_BRANCH ((0x6) << 5) +#define SSP_OPCODE_STOP ((0x7) << 5) +#define SSP_BRANCH(addr) ((addr) << 8) +#define SSP_COUNT(cycles) ((cycles) << 8) + +int ti_ssp_raw_read(struct device *dev); +int ti_ssp_raw_write(struct device *dev, u32 val); +int ti_ssp_load(struct device *dev, int offs, u32* prog, int len); +int ti_ssp_run(struct device *dev, u32 pc, u32 input, u32 *output); +int ti_ssp_set_mode(struct device *dev, int mode); +int ti_ssp_set_iosel(struct device *dev, u32 iosel); + +#endif /* __TI_SSP_H__ */ diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index f07425bc3dcd..8e70310ee945 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -52,6 +52,15 @@ /* tmio MMC platform flags */ #define TMIO_MMC_WRPROTECT_DISABLE (1 << 0) +/* + * Some controllers can support a 2-byte block size when the bus width + * is configured in 4-bit mode. + */ +#define TMIO_MMC_BLKSZ_2BYTES (1 << 1) +/* + * Some controllers can support SDIO IRQ signalling. + */ +#define TMIO_MMC_SDIO_IRQ (1 << 2) int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); @@ -61,6 +70,7 @@ void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state); struct tmio_mmc_dma { void *chan_priv_tx; void *chan_priv_rx; + int alignment_shift; }; /* @@ -74,6 +84,7 @@ struct tmio_mmc_data { struct tmio_mmc_dma *dma; void (*set_pwr)(struct platform_device *host, int state); void (*set_clk_div)(struct platform_device *host, int state); + int (*get_cd)(struct platform_device *host); }; /* diff --git a/include/linux/mfd/tps6105x.h b/include/linux/mfd/tps6105x.h new file mode 100644 index 000000000000..386743dd931c --- /dev/null +++ b/include/linux/mfd/tps6105x.h @@ -0,0 +1,101 @@ +/* + * Copyright (C) 2011 ST-Ericsson SA + * Written on behalf of Linaro for ST-Ericsson + * + * Author: Linus Walleij <linus.walleij@linaro.org> + * + * License terms: GNU General Public License (GPL) version 2 + */ +#ifndef MFD_TPS6105X_H +#define MFD_TPS6105X_H + +#include <linux/i2c.h> +#include <linux/regulator/machine.h> + +/* + * Register definitions to all subdrivers + */ +#define TPS6105X_REG_0 0x00 +#define TPS6105X_REG0_MODE_SHIFT 6 +#define TPS6105X_REG0_MODE_MASK (0x03<<6) +/* These defines for both reg0 and reg1 */ +#define TPS6105X_REG0_MODE_SHUTDOWN 0x00 +#define TPS6105X_REG0_MODE_TORCH 0x01 +#define TPS6105X_REG0_MODE_TORCH_FLASH 0x02 +#define TPS6105X_REG0_MODE_VOLTAGE 0x03 +#define TPS6105X_REG0_VOLTAGE_SHIFT 4 +#define TPS6105X_REG0_VOLTAGE_MASK (3<<4) +#define TPS6105X_REG0_VOLTAGE_450 0 +#define TPS6105X_REG0_VOLTAGE_500 1 +#define TPS6105X_REG0_VOLTAGE_525 2 +#define TPS6105X_REG0_VOLTAGE_500_2 3 +#define TPS6105X_REG0_DIMMING_SHIFT 3 +#define TPS6105X_REG0_TORCHC_SHIFT 0 +#define TPS6105X_REG0_TORCHC_MASK (7<<0) +#define TPS6105X_REG0_TORCHC_0 0x00 +#define TPS6105X_REG0_TORCHC_50 0x01 +#define TPS6105X_REG0_TORCHC_75 0x02 +#define TPS6105X_REG0_TORCHC_100 0x03 +#define TPS6105X_REG0_TORCHC_150 0x04 +#define TPS6105X_REG0_TORCHC_200 0x05 +#define TPS6105X_REG0_TORCHC_250_400 0x06 +#define TPS6105X_REG0_TORCHC_250_500 0x07 +#define TPS6105X_REG_1 0x01 +#define TPS6105X_REG1_MODE_SHIFT 6 +#define TPS6105X_REG1_MODE_MASK (0x03<<6) +#define TPS6105X_REG1_MODE_SHUTDOWN 0x00 +#define TPS6105X_REG1_MODE_TORCH 0x01 +#define TPS6105X_REG1_MODE_TORCH_FLASH 0x02 +#define TPS6105X_REG1_MODE_VOLTAGE 0x03 +#define TPS6105X_REG_2 0x02 +#define TPS6105X_REG_3 0x03 + +/** + * enum tps6105x_mode - desired mode for the TPS6105x + * @TPS6105X_MODE_SHUTDOWN: this instance is inactive, not used for anything + * @TPS61905X_MODE_TORCH: this instance is used as a LED, usually a while + * LED, for example as backlight or flashlight. If this is set, the + * TPS6105X will register to the LED framework + * @TPS6105X_MODE_TORCH_FLASH: this instance is used as a flashgun, usually + * in a camera + * @TPS6105X_MODE_VOLTAGE: this instance is used as a voltage regulator and + * will register to the regulator framework + */ +enum tps6105x_mode { + TPS6105X_MODE_SHUTDOWN, + TPS6105X_MODE_TORCH, + TPS6105X_MODE_TORCH_FLASH, + TPS6105X_MODE_VOLTAGE, +}; + +/** + * struct tps6105x_platform_data - TPS61905x platform data + * @mode: what mode this instance shall be operated in, + * this is not selectable at runtime + * @regulator_data: initialization data for the voltage + * regulator if used as a voltage source + */ +struct tps6105x_platform_data { + enum tps6105x_mode mode; + struct regulator_init_data *regulator_data; +}; + +/** + * struct tps6105x - state holder for the TPS6105x drivers + * @mutex: mutex to serialize I2C accesses + * @i2c_client: corresponding I2C client + * @regulator: regulator device if used in voltage mode + */ +struct tps6105x { + struct tps6105x_platform_data *pdata; + struct mutex lock; + struct i2c_client *client; + struct regulator_dev *regulator; +}; + +extern int tps6105x_set(struct tps6105x *tps6105x, u8 reg, u8 value); +extern int tps6105x_get(struct tps6105x *tps6105x, u8 reg, u8 *buf); +extern int tps6105x_mask_and_set(struct tps6105x *tps6105x, u8 reg, + u8 bitmask, u8 bitvalues); + +#endif diff --git a/include/linux/mfd/tps6586x.h b/include/linux/mfd/tps6586x.h index 772b3ae640af..b6bab1b04e25 100644 --- a/include/linux/mfd/tps6586x.h +++ b/include/linux/mfd/tps6586x.h @@ -18,6 +18,36 @@ enum { TPS6586X_ID_LDO_RTC, }; +enum { + TPS6586X_INT_PLDO_0, + TPS6586X_INT_PLDO_1, + TPS6586X_INT_PLDO_2, + TPS6586X_INT_PLDO_3, + TPS6586X_INT_PLDO_4, + TPS6586X_INT_PLDO_5, + TPS6586X_INT_PLDO_6, + TPS6586X_INT_PLDO_7, + TPS6586X_INT_COMP_DET, + TPS6586X_INT_ADC, + TPS6586X_INT_PLDO_8, + TPS6586X_INT_PLDO_9, + TPS6586X_INT_PSM_0, + TPS6586X_INT_PSM_1, + TPS6586X_INT_PSM_2, + TPS6586X_INT_PSM_3, + TPS6586X_INT_RTC_ALM1, + TPS6586X_INT_ACUSB_OVP, + TPS6586X_INT_USB_DET, + TPS6586X_INT_AC_DET, + TPS6586X_INT_BAT_DET, + TPS6586X_INT_CHG_STAT, + TPS6586X_INT_CHG_TEMP, + TPS6586X_INT_PP, + TPS6586X_INT_RESUME, + TPS6586X_INT_LOW_SYS, + TPS6586X_INT_RTC_ALM2, +}; + struct tps6586x_subdev_info { int id; const char *name; @@ -29,6 +59,7 @@ struct tps6586x_platform_data { struct tps6586x_subdev_info *subdevs; int gpio_base; + int irq_base; }; /* diff --git a/include/linux/mfd/wl1273-core.h b/include/linux/mfd/wl1273-core.h new file mode 100644 index 000000000000..db2f3f454a1b --- /dev/null +++ b/include/linux/mfd/wl1273-core.h @@ -0,0 +1,290 @@ +/* + * include/linux/mfd/wl1273-core.h + * + * Some definitions for the wl1273 radio receiver/transmitter chip. + * + * Copyright (C) 2010 Nokia Corporation + * Author: Matti J. Aaltonen <matti.j.aaltonen@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#ifndef WL1273_CORE_H +#define WL1273_CORE_H + +#include <linux/i2c.h> +#include <linux/mfd/core.h> + +#define WL1273_FM_DRIVER_NAME "wl1273-fm" +#define RX71_FM_I2C_ADDR 0x22 + +#define WL1273_STEREO_GET 0 +#define WL1273_RSSI_LVL_GET 1 +#define WL1273_IF_COUNT_GET 2 +#define WL1273_FLAG_GET 3 +#define WL1273_RDS_SYNC_GET 4 +#define WL1273_RDS_DATA_GET 5 +#define WL1273_FREQ_SET 10 +#define WL1273_AF_FREQ_SET 11 +#define WL1273_MOST_MODE_SET 12 +#define WL1273_MOST_BLEND_SET 13 +#define WL1273_DEMPH_MODE_SET 14 +#define WL1273_SEARCH_LVL_SET 15 +#define WL1273_BAND_SET 16 +#define WL1273_MUTE_STATUS_SET 17 +#define WL1273_RDS_PAUSE_LVL_SET 18 +#define WL1273_RDS_PAUSE_DUR_SET 19 +#define WL1273_RDS_MEM_SET 20 +#define WL1273_RDS_BLK_B_SET 21 +#define WL1273_RDS_MSK_B_SET 22 +#define WL1273_RDS_PI_MASK_SET 23 +#define WL1273_RDS_PI_SET 24 +#define WL1273_RDS_SYSTEM_SET 25 +#define WL1273_INT_MASK_SET 26 +#define WL1273_SEARCH_DIR_SET 27 +#define WL1273_VOLUME_SET 28 +#define WL1273_AUDIO_ENABLE 29 +#define WL1273_PCM_MODE_SET 30 +#define WL1273_I2S_MODE_CONFIG_SET 31 +#define WL1273_POWER_SET 32 +#define WL1273_INTX_CONFIG_SET 33 +#define WL1273_PULL_EN_SET 34 +#define WL1273_HILO_SET 35 +#define WL1273_SWITCH2FREF 36 +#define WL1273_FREQ_DRIFT_REPORT 37 + +#define WL1273_PCE_GET 40 +#define WL1273_FIRM_VER_GET 41 +#define WL1273_ASIC_VER_GET 42 +#define WL1273_ASIC_ID_GET 43 +#define WL1273_MAN_ID_GET 44 +#define WL1273_TUNER_MODE_SET 45 +#define WL1273_STOP_SEARCH 46 +#define WL1273_RDS_CNTRL_SET 47 + +#define WL1273_WRITE_HARDWARE_REG 100 +#define WL1273_CODE_DOWNLOAD 101 +#define WL1273_RESET 102 + +#define WL1273_FM_POWER_MODE 254 +#define WL1273_FM_INTERRUPT 255 + +/* Transmitter API */ + +#define WL1273_CHANL_SET 55 +#define WL1273_SCAN_SPACING_SET 56 +#define WL1273_REF_SET 57 +#define WL1273_POWER_ENB_SET 90 +#define WL1273_POWER_ATT_SET 58 +#define WL1273_POWER_LEV_SET 59 +#define WL1273_AUDIO_DEV_SET 60 +#define WL1273_PILOT_DEV_SET 61 +#define WL1273_RDS_DEV_SET 62 +#define WL1273_PUPD_SET 91 +#define WL1273_AUDIO_IO_SET 63 +#define WL1273_PREMPH_SET 64 +#define WL1273_MONO_SET 66 +#define WL1273_MUTE 92 +#define WL1273_MPX_LMT_ENABLE 67 +#define WL1273_PI_SET 93 +#define WL1273_ECC_SET 69 +#define WL1273_PTY 70 +#define WL1273_AF 71 +#define WL1273_DISPLAY_MODE 74 +#define WL1273_RDS_REP_SET 77 +#define WL1273_RDS_CONFIG_DATA_SET 98 +#define WL1273_RDS_DATA_SET 99 +#define WL1273_RDS_DATA_ENB 94 +#define WL1273_TA_SET 78 +#define WL1273_TP_SET 79 +#define WL1273_DI_SET 80 +#define WL1273_MS_SET 81 +#define WL1273_PS_SCROLL_SPEED 82 +#define WL1273_TX_AUDIO_LEVEL_TEST 96 +#define WL1273_TX_AUDIO_LEVEL_TEST_THRESHOLD 73 +#define WL1273_TX_AUDIO_INPUT_LEVEL_RANGE_SET 54 +#define WL1273_RX_ANTENNA_SELECT 87 +#define WL1273_I2C_DEV_ADDR_SET 86 +#define WL1273_REF_ERR_CALIB_PARAM_SET 88 +#define WL1273_REF_ERR_CALIB_PERIODICITY_SET 89 +#define WL1273_SOC_INT_TRIGGER 52 +#define WL1273_SOC_AUDIO_PATH_SET 83 +#define WL1273_SOC_PCMI_OVERRIDE 84 +#define WL1273_SOC_I2S_OVERRIDE 85 +#define WL1273_RSSI_BLOCK_SCAN_FREQ_SET 95 +#define WL1273_RSSI_BLOCK_SCAN_START 97 +#define WL1273_RSSI_BLOCK_SCAN_DATA_GET 5 +#define WL1273_READ_FMANT_TUNE_VALUE 104 + +#define WL1273_RDS_OFF 0 +#define WL1273_RDS_ON 1 +#define WL1273_RDS_RESET 2 + +#define WL1273_AUDIO_DIGITAL 0 +#define WL1273_AUDIO_ANALOG 1 + +#define WL1273_MODE_RX BIT(0) +#define WL1273_MODE_TX BIT(1) +#define WL1273_MODE_OFF BIT(2) +#define WL1273_MODE_SUSPENDED BIT(3) + +#define WL1273_RADIO_CHILD BIT(0) +#define WL1273_CODEC_CHILD BIT(1) + +#define WL1273_RX_MONO 1 +#define WL1273_RX_STEREO 0 +#define WL1273_TX_MONO 0 +#define WL1273_TX_STEREO 1 + +#define WL1273_MAX_VOLUME 0xffff +#define WL1273_DEFAULT_VOLUME 0x78b8 + +/* I2S protocol, left channel first, data width 16 bits */ +#define WL1273_PCM_DEF_MODE 0x00 + +/* Rx */ +#define WL1273_AUDIO_ENABLE_I2S BIT(0) +#define WL1273_AUDIO_ENABLE_ANALOG BIT(1) + +/* Tx */ +#define WL1273_AUDIO_IO_SET_ANALOG 0 +#define WL1273_AUDIO_IO_SET_I2S 1 + +#define WL1273_PUPD_SET_OFF 0x00 +#define WL1273_PUPD_SET_ON 0x01 +#define WL1273_PUPD_SET_RETENTION 0x10 + +/* I2S mode */ +#define WL1273_IS2_WIDTH_32 0x0 +#define WL1273_IS2_WIDTH_40 0x1 +#define WL1273_IS2_WIDTH_22_23 0x2 +#define WL1273_IS2_WIDTH_23_22 0x3 +#define WL1273_IS2_WIDTH_48 0x4 +#define WL1273_IS2_WIDTH_50 0x5 +#define WL1273_IS2_WIDTH_60 0x6 +#define WL1273_IS2_WIDTH_64 0x7 +#define WL1273_IS2_WIDTH_80 0x8 +#define WL1273_IS2_WIDTH_96 0x9 +#define WL1273_IS2_WIDTH_128 0xa +#define WL1273_IS2_WIDTH 0xf + +#define WL1273_IS2_FORMAT_STD (0x0 << 4) +#define WL1273_IS2_FORMAT_LEFT (0x1 << 4) +#define WL1273_IS2_FORMAT_RIGHT (0x2 << 4) +#define WL1273_IS2_FORMAT_USER (0x3 << 4) + +#define WL1273_IS2_MASTER (0x0 << 6) +#define WL1273_IS2_SLAVEW (0x1 << 6) + +#define WL1273_IS2_TRI_AFTER_SENDING (0x0 << 7) +#define WL1273_IS2_TRI_ALWAYS_ACTIVE (0x1 << 7) + +#define WL1273_IS2_SDOWS_RR (0x0 << 8) +#define WL1273_IS2_SDOWS_RF (0x1 << 8) +#define WL1273_IS2_SDOWS_FR (0x2 << 8) +#define WL1273_IS2_SDOWS_FF (0x3 << 8) + +#define WL1273_IS2_TRI_OPT (0x0 << 10) +#define WL1273_IS2_TRI_ALWAYS (0x1 << 10) + +#define WL1273_IS2_RATE_48K (0x0 << 12) +#define WL1273_IS2_RATE_44_1K (0x1 << 12) +#define WL1273_IS2_RATE_32K (0x2 << 12) +#define WL1273_IS2_RATE_22_05K (0x4 << 12) +#define WL1273_IS2_RATE_16K (0x5 << 12) +#define WL1273_IS2_RATE_12K (0x8 << 12) +#define WL1273_IS2_RATE_11_025 (0x9 << 12) +#define WL1273_IS2_RATE_8K (0xa << 12) +#define WL1273_IS2_RATE (0xf << 12) + +#define WL1273_I2S_DEF_MODE (WL1273_IS2_WIDTH_32 | \ + WL1273_IS2_FORMAT_STD | \ + WL1273_IS2_MASTER | \ + WL1273_IS2_TRI_AFTER_SENDING | \ + WL1273_IS2_SDOWS_RR | \ + WL1273_IS2_TRI_OPT | \ + WL1273_IS2_RATE_48K) + +#define SCHAR_MIN (-128) +#define SCHAR_MAX 127 + +#define WL1273_FR_EVENT BIT(0) +#define WL1273_BL_EVENT BIT(1) +#define WL1273_RDS_EVENT BIT(2) +#define WL1273_BBLK_EVENT BIT(3) +#define WL1273_LSYNC_EVENT BIT(4) +#define WL1273_LEV_EVENT BIT(5) +#define WL1273_IFFR_EVENT BIT(6) +#define WL1273_PI_EVENT BIT(7) +#define WL1273_PD_EVENT BIT(8) +#define WL1273_STIC_EVENT BIT(9) +#define WL1273_MAL_EVENT BIT(10) +#define WL1273_POW_ENB_EVENT BIT(11) +#define WL1273_SCAN_OVER_EVENT BIT(12) +#define WL1273_ERROR_EVENT BIT(13) + +#define TUNER_MODE_STOP_SEARCH 0 +#define TUNER_MODE_PRESET 1 +#define TUNER_MODE_AUTO_SEEK 2 +#define TUNER_MODE_AF 3 +#define TUNER_MODE_AUTO_SEEK_PI 4 +#define TUNER_MODE_AUTO_SEEK_BULK 5 + +#define RDS_BLOCK_SIZE 3 + +struct wl1273_fm_platform_data { + int (*request_resources) (struct i2c_client *client); + void (*free_resources) (void); + void (*enable) (void); + void (*disable) (void); + + u8 forbidden_modes; + unsigned int children; +}; + +#define WL1273_FM_CORE_CELLS 2 + +#define WL1273_BAND_OTHER 0 +#define WL1273_BAND_JAPAN 1 + +#define WL1273_BAND_JAPAN_LOW 76000 +#define WL1273_BAND_JAPAN_HIGH 90000 +#define WL1273_BAND_OTHER_LOW 87500 +#define WL1273_BAND_OTHER_HIGH 108000 + +#define WL1273_BAND_TX_LOW 76000 +#define WL1273_BAND_TX_HIGH 108000 + +struct wl1273_core { + struct mfd_cell cells[WL1273_FM_CORE_CELLS]; + struct wl1273_fm_platform_data *pdata; + + unsigned int mode; + unsigned int i2s_mode; + unsigned int volume; + unsigned int audio_mode; + unsigned int channel_number; + struct mutex lock; /* for serializing fm radio operations */ + + struct i2c_client *client; + + int (*read)(struct wl1273_core *core, u8, u16 *); + int (*write)(struct wl1273_core *core, u8, u16); + int (*write_data)(struct wl1273_core *core, u8 *, u16); + int (*set_audio)(struct wl1273_core *core, unsigned int); + int (*set_volume)(struct wl1273_core *core, unsigned int); +}; + +#endif /* ifndef WL1273_CORE_H */ diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h index eb5bd4e0e03c..903280d21866 100644 --- a/include/linux/mfd/wm831x/core.h +++ b/include/linux/mfd/wm831x/core.h @@ -238,6 +238,16 @@ struct regulator_dev; #define WM831X_NUM_IRQ_REGS 5 +enum wm831x_parent { + WM8310 = 0x8310, + WM8311 = 0x8311, + WM8312 = 0x8312, + WM8320 = 0x8320, + WM8321 = 0x8321, + WM8325 = 0x8325, + WM8326 = 0x8326, +}; + struct wm831x { struct mutex io_lock; @@ -285,6 +295,9 @@ int wm831x_set_bits(struct wm831x *wm831x, unsigned short reg, int wm831x_bulk_read(struct wm831x *wm831x, unsigned short reg, int count, u16 *buf); +int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq); +void wm831x_device_exit(struct wm831x *wm831x); +int wm831x_device_suspend(struct wm831x *wm831x); int wm831x_irq_init(struct wm831x *wm831x, int irq); void wm831x_irq_exit(struct wm831x *wm831x); diff --git a/include/linux/mfd/wm831x/pdata.h b/include/linux/mfd/wm831x/pdata.h index fd322aca33ba..632d1567a1b6 100644 --- a/include/linux/mfd/wm831x/pdata.h +++ b/include/linux/mfd/wm831x/pdata.h @@ -80,7 +80,10 @@ struct wm831x_touch_pdata { int isel; /** Current for pen down (uA) */ int rpu; /** Pen down sensitivity resistor divider */ int pressure; /** Report pressure (boolean) */ - int data_irq; /** Touch data ready IRQ */ + unsigned int data_irq; /** Touch data ready IRQ */ + int data_irqf; /** IRQ flags for data ready IRQ */ + unsigned int pd_irq; /** Touch pendown detect IRQ */ + int pd_irqf; /** IRQ flags for pen down IRQ */ }; enum wm831x_watchdog_action { @@ -103,11 +106,17 @@ struct wm831x_watchdog_pdata { #define WM831X_MAX_ISINK 2 struct wm831x_pdata { + /** Used to distinguish multiple WM831x chips */ + int wm831x_num; + /** Called before subdevices are set up */ int (*pre_init)(struct wm831x *wm831x); /** Called after subdevices are set up */ int (*post_init)(struct wm831x *wm831x); + /** Put the /IRQ line into CMOS mode */ + bool irq_cmos; + int irq_base; int gpio_base; struct wm831x_backlight_pdata *backlight; diff --git a/include/linux/mfd/wm8350/audio.h b/include/linux/mfd/wm8350/audio.h index a95141eafce3..bd581c6fa085 100644 --- a/include/linux/mfd/wm8350/audio.h +++ b/include/linux/mfd/wm8350/audio.h @@ -522,9 +522,6 @@ #define WM8350_MCLK_SEL_PLL_32K 3 #define WM8350_MCLK_SEL_MCLK 5 -#define WM8350_MCLK_DIR_OUT 0 -#define WM8350_MCLK_DIR_IN 1 - /* clock divider id's */ #define WM8350_ADC_CLKDIV 0 #define WM8350_DAC_CLKDIV 1 diff --git a/include/linux/mfd/wm8350/pmic.h b/include/linux/mfd/wm8350/pmic.h index e786fe9841ef..579b50ca2e02 100644 --- a/include/linux/mfd/wm8350/pmic.h +++ b/include/linux/mfd/wm8350/pmic.h @@ -1,5 +1,5 @@ /* - * pmic.h -- Power Managment Driver for Wolfson WM8350 PMIC + * pmic.h -- Power Management Driver for Wolfson WM8350 PMIC * * Copyright 2007 Wolfson Microelectronics PLC * diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h index de79baee4925..f0b69cdae41c 100644 --- a/include/linux/mfd/wm8994/core.h +++ b/include/linux/mfd/wm8994/core.h @@ -17,6 +17,11 @@ #include <linux/interrupt.h> +enum wm8994_type { + WM8994 = 0, + WM8958 = 1, +}; + struct regulator_dev; struct regulator_bulk_data; @@ -48,11 +53,13 @@ struct wm8994 { struct mutex io_lock; struct mutex irq_lock; + enum wm8994_type type; + struct device *dev; int (*read_dev)(struct wm8994 *wm8994, unsigned short reg, int bytes, void *dest); int (*write_dev)(struct wm8994 *wm8994, unsigned short reg, - int bytes, void *src); + int bytes, const void *src); void *control_data; @@ -64,10 +71,12 @@ struct wm8994 { u16 irq_masks_cache[WM8994_NUM_IRQ_REGS]; /* Used over suspend/resume */ + bool suspended; u16 ldo_regs[WM8994_NUM_LDO_REGS]; u16 gpio_regs[WM8994_NUM_GPIO_REGS]; struct regulator_dev *dbvdd; + int num_supplies; struct regulator_bulk_data *supplies; }; @@ -79,6 +88,8 @@ int wm8994_set_bits(struct wm8994 *wm8994, unsigned short reg, unsigned short mask, unsigned short val); int wm8994_bulk_read(struct wm8994 *wm8994, unsigned short reg, int count, u16 *buf); +int wm8994_bulk_write(struct wm8994 *wm8994, unsigned short reg, + int count, const u16 *buf); /* Helper to save on boilerplate */ diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h index 5c51f367c061..466b1c777aff 100644 --- a/include/linux/mfd/wm8994/pdata.h +++ b/include/linux/mfd/wm8994/pdata.h @@ -29,7 +29,9 @@ struct wm8994_ldo_pdata { #define WM8994_CONFIGURE_GPIO 0x8000 #define WM8994_DRC_REGS 5 -#define WM8994_EQ_REGS 19 +#define WM8994_EQ_REGS 20 +#define WM8958_MBC_CUTOFF_REGS 20 +#define WM8958_MBC_COEFF_REGS 48 /** * DRC configurations are specified with a label and a set of register @@ -59,6 +61,18 @@ struct wm8994_retune_mobile_cfg { u16 regs[WM8994_EQ_REGS]; }; +/** + * Multiband compressor configurations are specified with a label and + * two sets of values to write. Configurations are expected to be + * generated using the multiband compressor configuration panel in + * WISCE - see http://www.wolfsonmicro.com/wisce/ + */ +struct wm8958_mbc_cfg { + const char *name; + u16 cutoff_regs[WM8958_MBC_CUTOFF_REGS]; + u16 coeff_regs[WM8958_MBC_COEFF_REGS]; +}; + struct wm8994_pdata { int gpio_base; @@ -78,6 +92,9 @@ struct wm8994_pdata { int num_retune_mobile_cfgs; struct wm8994_retune_mobile_cfg *retune_mobile_cfgs; + int num_mbc_cfgs; + struct wm8958_mbc_cfg *mbc_cfgs; + /* LINEOUT can be differential or single ended */ unsigned int lineout1_diff:1; unsigned int lineout2_diff:1; @@ -86,13 +103,21 @@ struct wm8994_pdata { unsigned int lineout1fb:1; unsigned int lineout2fb:1; - /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */ + /* IRQ for microphone detection if brought out directly as a + * signal. + */ + int micdet_irq; + + /* WM8994 microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */ unsigned int micbias1_lvl:1; unsigned int micbias2_lvl:1; - /* Jack detect threashold levels, see datasheet for values */ + /* WM8994 jack detect threashold levels, see datasheet for values */ unsigned int jd_scthr:2; unsigned int jd_thr:2; + + /* WM8958 microphone bias configuration */ + int micbias[2]; }; #endif diff --git a/include/linux/mfd/wm8994/registers.h b/include/linux/mfd/wm8994/registers.h index 967f62f54159..f3ee84284670 100644 --- a/include/linux/mfd/wm8994/registers.h +++ b/include/linux/mfd/wm8994/registers.h @@ -63,13 +63,19 @@ #define WM8994_MICBIAS 0x3A #define WM8994_LDO_1 0x3B #define WM8994_LDO_2 0x3C +#define WM8958_MICBIAS1 0x3D +#define WM8958_MICBIAS2 0x3E #define WM8994_CHARGE_PUMP_1 0x4C +#define WM8958_CHARGE_PUMP_2 0x4D #define WM8994_CLASS_W_1 0x51 #define WM8994_DC_SERVO_1 0x54 #define WM8994_DC_SERVO_2 0x55 #define WM8994_DC_SERVO_4 0x57 #define WM8994_DC_SERVO_READBACK 0x58 #define WM8994_ANALOGUE_HP_1 0x60 +#define WM8958_MIC_DETECT_1 0xD0 +#define WM8958_MIC_DETECT_2 0xD1 +#define WM8958_MIC_DETECT_3 0xD2 #define WM8994_CHIP_REVISION 0x100 #define WM8994_CONTROL_INTERFACE 0x101 #define WM8994_WRITE_SEQUENCER_CTRL_1 0x110 @@ -109,6 +115,10 @@ #define WM8994_AIF2DAC_LRCLK 0x315 #define WM8994_AIF2DAC_DATA 0x316 #define WM8994_AIF2ADC_DATA 0x317 +#define WM8958_AIF3_CONTROL_1 0x320 +#define WM8958_AIF3_CONTROL_2 0x321 +#define WM8958_AIF3DAC_DATA 0x322 +#define WM8958_AIF3ADC_DATA 0x323 #define WM8994_AIF1_ADC1_LEFT_VOLUME 0x400 #define WM8994_AIF1_ADC1_RIGHT_VOLUME 0x401 #define WM8994_AIF1_DAC1_LEFT_VOLUME 0x402 @@ -242,6 +252,83 @@ #define WM8994_INTERRUPT_STATUS_2_MASK 0x739 #define WM8994_INTERRUPT_CONTROL 0x740 #define WM8994_IRQ_DEBOUNCE 0x748 +#define WM8958_DSP2_PROGRAM 0x900 +#define WM8958_DSP2_CONFIG 0x901 +#define WM8958_DSP2_MAGICNUM 0xA00 +#define WM8958_DSP2_RELEASEYEAR 0xA01 +#define WM8958_DSP2_RELEASEMONTHDAY 0xA02 +#define WM8958_DSP2_RELEASETIME 0xA03 +#define WM8958_DSP2_VERMAJMIN 0xA04 +#define WM8958_DSP2_VERBUILD 0xA05 +#define WM8958_DSP2_EXECCONTROL 0xA0D +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C1_1 0x2200 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C1_2 0x2201 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C2_1 0x2202 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C2_2 0x2203 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C3_1 0x2204 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C3_2 0x2205 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C2_1 0x2206 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C2_2 0x2207 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C3_1 0x2208 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C3_2 0x2209 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C1_1 0x220A +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C1_2 0x220B +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C1_1 0x220C +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C1_2 0x220D +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C2_1 0x220E +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C2_2 0x220F +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C3_1 0x2210 +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C3_2 0x2211 +#define WM8958_MBC_BAND_1_LOWER_CUTOFF_1 0x2212 +#define WM8958_MBC_BAND_1_LOWER_CUTOFF_2 0x2213 +#define WM8958_MBC_BAND_1_K_1 0x2400 +#define WM8958_MBC_BAND_1_K_2 0x2401 +#define WM8958_MBC_BAND_1_N1_1 0x2402 +#define WM8958_MBC_BAND_1_N1_2 0x2403 +#define WM8958_MBC_BAND_1_N2_1 0x2404 +#define WM8958_MBC_BAND_1_N2_2 0x2405 +#define WM8958_MBC_BAND_1_N3_1 0x2406 +#define WM8958_MBC_BAND_1_N3_2 0x2407 +#define WM8958_MBC_BAND_1_N4_1 0x2408 +#define WM8958_MBC_BAND_1_N4_2 0x2409 +#define WM8958_MBC_BAND_1_N5_1 0x240A +#define WM8958_MBC_BAND_1_N5_2 0x240B +#define WM8958_MBC_BAND_1_X1_1 0x240C +#define WM8958_MBC_BAND_1_X1_2 0x240D +#define WM8958_MBC_BAND_1_X2_1 0x240E +#define WM8958_MBC_BAND_1_X2_2 0x240F +#define WM8958_MBC_BAND_1_X3_1 0x2410 +#define WM8958_MBC_BAND_1_X3_2 0x2411 +#define WM8958_MBC_BAND_1_ATTACK_1 0x2412 +#define WM8958_MBC_BAND_1_ATTACK_2 0x2413 +#define WM8958_MBC_BAND_1_DECAY_1 0x2414 +#define WM8958_MBC_BAND_1_DECAY_2 0x2415 +#define WM8958_MBC_BAND_2_K_1 0x2416 +#define WM8958_MBC_BAND_2_K_2 0x2417 +#define WM8958_MBC_BAND_2_N1_1 0x2418 +#define WM8958_MBC_BAND_2_N1_2 0x2419 +#define WM8958_MBC_BAND_2_N2_1 0x241A +#define WM8958_MBC_BAND_2_N2_2 0x241B +#define WM8958_MBC_BAND_2_N3_1 0x241C +#define WM8958_MBC_BAND_2_N3_2 0x241D +#define WM8958_MBC_BAND_2_N4_1 0x241E +#define WM8958_MBC_BAND_2_N4_2 0x241F +#define WM8958_MBC_BAND_2_N5_1 0x2420 +#define WM8958_MBC_BAND_2_N5_2 0x2421 +#define WM8958_MBC_BAND_2_X1_1 0x2422 +#define WM8958_MBC_BAND_2_X1_2 0x2423 +#define WM8958_MBC_BAND_2_X2_1 0x2424 +#define WM8958_MBC_BAND_2_X2_2 0x2425 +#define WM8958_MBC_BAND_2_X3_1 0x2426 +#define WM8958_MBC_BAND_2_X3_2 0x2427 +#define WM8958_MBC_BAND_2_ATTACK_1 0x2428 +#define WM8958_MBC_BAND_2_ATTACK_2 0x2429 +#define WM8958_MBC_BAND_2_DECAY_1 0x242A +#define WM8958_MBC_BAND_2_DECAY_2 0x242B +#define WM8958_MBC_B2_PG2_1 0x242C +#define WM8958_MBC_B2_PG2_2 0x242D +#define WM8958_MBC_B1_PG2_1 0x242E +#define WM8958_MBC_B1_PG2_2 0x242F #define WM8994_WRITE_SEQUENCER_0 0x3000 #define WM8994_WRITE_SEQUENCER_1 0x3001 #define WM8994_WRITE_SEQUENCER_2 0x3002 @@ -992,6 +1079,12 @@ /* * R6 (0x06) - Power Management (6) */ +#define WM8958_AIF3ADC_SRC_MASK 0x0600 /* AIF3ADC_SRC - [10:9] */ +#define WM8958_AIF3ADC_SRC_SHIFT 9 /* AIF3ADC_SRC - [10:9] */ +#define WM8958_AIF3ADC_SRC_WIDTH 2 /* AIF3ADC_SRC - [10:9] */ +#define WM8958_AIF2DAC_SRC_MASK 0x0180 /* AIF2DAC_SRC - [8:7] */ +#define WM8958_AIF2DAC_SRC_SHIFT 7 /* AIF2DAC_SRC - [8:7] */ +#define WM8958_AIF2DAC_SRC_WIDTH 2 /* AIF2DAC_SRC - [8:7] */ #define WM8994_AIF3_TRI 0x0020 /* AIF3_TRI */ #define WM8994_AIF3_TRI_MASK 0x0020 /* AIF3_TRI */ #define WM8994_AIF3_TRI_SHIFT 5 /* AIF3_TRI */ @@ -1836,6 +1929,14 @@ #define WM8994_CP_ENA_WIDTH 1 /* CP_ENA */ /* + * R77 (0x4D) - Charge Pump (2) + */ +#define WM8958_CP_DISCH 0x8000 /* CP_DISCH */ +#define WM8958_CP_DISCH_MASK 0x8000 /* CP_DISCH */ +#define WM8958_CP_DISCH_SHIFT 15 /* CP_DISCH */ +#define WM8958_CP_DISCH_WIDTH 1 /* CP_DISCH */ + +/* * R81 (0x51) - Class W (1) */ #define WM8994_CP_DYN_SRC_SEL_MASK 0x0300 /* CP_DYN_SRC_SEL - [9:8] */ @@ -1952,6 +2053,46 @@ #define WM8994_HPOUT1R_DLY_WIDTH 1 /* HPOUT1R_DLY */ /* + * R208 (0xD0) - Mic Detect 1 + */ +#define WM8958_MICD_BIAS_STARTTIME_MASK 0xF000 /* MICD_BIAS_STARTTIME - [15:12] */ +#define WM8958_MICD_BIAS_STARTTIME_SHIFT 12 /* MICD_BIAS_STARTTIME - [15:12] */ +#define WM8958_MICD_BIAS_STARTTIME_WIDTH 4 /* MICD_BIAS_STARTTIME - [15:12] */ +#define WM8958_MICD_RATE_MASK 0x0F00 /* MICD_RATE - [11:8] */ +#define WM8958_MICD_RATE_SHIFT 8 /* MICD_RATE - [11:8] */ +#define WM8958_MICD_RATE_WIDTH 4 /* MICD_RATE - [11:8] */ +#define WM8958_MICD_DBTIME 0x0002 /* MICD_DBTIME */ +#define WM8958_MICD_DBTIME_MASK 0x0002 /* MICD_DBTIME */ +#define WM8958_MICD_DBTIME_SHIFT 1 /* MICD_DBTIME */ +#define WM8958_MICD_DBTIME_WIDTH 1 /* MICD_DBTIME */ +#define WM8958_MICD_ENA 0x0001 /* MICD_ENA */ +#define WM8958_MICD_ENA_MASK 0x0001 /* MICD_ENA */ +#define WM8958_MICD_ENA_SHIFT 0 /* MICD_ENA */ +#define WM8958_MICD_ENA_WIDTH 1 /* MICD_ENA */ + +/* + * R209 (0xD1) - Mic Detect 2 + */ +#define WM8958_MICD_LVL_SEL_MASK 0x00FF /* MICD_LVL_SEL - [7:0] */ +#define WM8958_MICD_LVL_SEL_SHIFT 0 /* MICD_LVL_SEL - [7:0] */ +#define WM8958_MICD_LVL_SEL_WIDTH 8 /* MICD_LVL_SEL - [7:0] */ + +/* + * R210 (0xD2) - Mic Detect 3 + */ +#define WM8958_MICD_LVL_MASK 0x07FC /* MICD_LVL - [10:2] */ +#define WM8958_MICD_LVL_SHIFT 2 /* MICD_LVL - [10:2] */ +#define WM8958_MICD_LVL_WIDTH 9 /* MICD_LVL - [10:2] */ +#define WM8958_MICD_VALID 0x0002 /* MICD_VALID */ +#define WM8958_MICD_VALID_MASK 0x0002 /* MICD_VALID */ +#define WM8958_MICD_VALID_SHIFT 1 /* MICD_VALID */ +#define WM8958_MICD_VALID_WIDTH 1 /* MICD_VALID */ +#define WM8958_MICD_STS 0x0001 /* MICD_STS */ +#define WM8958_MICD_STS_MASK 0x0001 /* MICD_STS */ +#define WM8958_MICD_STS_SHIFT 0 /* MICD_STS */ +#define WM8958_MICD_STS_WIDTH 1 /* MICD_STS */ + +/* * R256 (0x100) - Chip Revision */ #define WM8994_CHIP_REV_MASK 0x000F /* CHIP_REV - [3:0] */ @@ -2069,6 +2210,14 @@ /* * R520 (0x208) - Clocking (1) */ +#define WM8958_DSP2CLK_ENA 0x4000 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_ENA_MASK 0x4000 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_ENA_SHIFT 14 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_ENA_WIDTH 1 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_SRC 0x1000 /* DSP2CLK_SRC */ +#define WM8958_DSP2CLK_SRC_MASK 0x1000 /* DSP2CLK_SRC */ +#define WM8958_DSP2CLK_SRC_SHIFT 12 /* DSP2CLK_SRC */ +#define WM8958_DSP2CLK_SRC_WIDTH 1 /* DSP2CLK_SRC */ #define WM8994_TOCLK_ENA 0x0010 /* TOCLK_ENA */ #define WM8994_TOCLK_ENA_MASK 0x0010 /* TOCLK_ENA */ #define WM8994_TOCLK_ENA_SHIFT 4 /* TOCLK_ENA */ @@ -2553,6 +2702,63 @@ #define WM8994_AIF2ADCR_DAT_INV_WIDTH 1 /* AIF2ADCR_DAT_INV */ /* + * R800 (0x320) - AIF3 Control (1) + */ +#define WM8958_AIF3_LRCLK_INV 0x0080 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_LRCLK_INV_MASK 0x0080 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_LRCLK_INV_SHIFT 7 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_LRCLK_INV_WIDTH 1 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_WL_MASK 0x0060 /* AIF3_WL - [6:5] */ +#define WM8958_AIF3_WL_SHIFT 5 /* AIF3_WL - [6:5] */ +#define WM8958_AIF3_WL_WIDTH 2 /* AIF3_WL - [6:5] */ +#define WM8958_AIF3_FMT_MASK 0x0018 /* AIF3_FMT - [4:3] */ +#define WM8958_AIF3_FMT_SHIFT 3 /* AIF3_FMT - [4:3] */ +#define WM8958_AIF3_FMT_WIDTH 2 /* AIF3_FMT - [4:3] */ + +/* + * R801 (0x321) - AIF3 Control (2) + */ +#define WM8958_AIF3DAC_BOOST_MASK 0x0C00 /* AIF3DAC_BOOST - [11:10] */ +#define WM8958_AIF3DAC_BOOST_SHIFT 10 /* AIF3DAC_BOOST - [11:10] */ +#define WM8958_AIF3DAC_BOOST_WIDTH 2 /* AIF3DAC_BOOST - [11:10] */ +#define WM8958_AIF3DAC_COMP 0x0010 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMP_MASK 0x0010 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMP_SHIFT 4 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMP_WIDTH 1 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMPMODE 0x0008 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3DAC_COMPMODE_MASK 0x0008 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3DAC_COMPMODE_SHIFT 3 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3DAC_COMPMODE_WIDTH 1 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3ADC_COMP 0x0004 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMP_MASK 0x0004 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMP_SHIFT 2 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMP_WIDTH 1 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMPMODE 0x0002 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3ADC_COMPMODE_MASK 0x0002 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3ADC_COMPMODE_SHIFT 1 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3ADC_COMPMODE_WIDTH 1 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3_LOOPBACK 0x0001 /* AIF3_LOOPBACK */ +#define WM8958_AIF3_LOOPBACK_MASK 0x0001 /* AIF3_LOOPBACK */ +#define WM8958_AIF3_LOOPBACK_SHIFT 0 /* AIF3_LOOPBACK */ +#define WM8958_AIF3_LOOPBACK_WIDTH 1 /* AIF3_LOOPBACK */ + +/* + * R802 (0x322) - AIF3DAC Data + */ +#define WM8958_AIF3DAC_DAT_INV 0x0001 /* AIF3DAC_DAT_INV */ +#define WM8958_AIF3DAC_DAT_INV_MASK 0x0001 /* AIF3DAC_DAT_INV */ +#define WM8958_AIF3DAC_DAT_INV_SHIFT 0 /* AIF3DAC_DAT_INV */ +#define WM8958_AIF3DAC_DAT_INV_WIDTH 1 /* AIF3DAC_DAT_INV */ + +/* + * R803 (0x323) - AIF3ADC Data + */ +#define WM8958_AIF3ADC_DAT_INV 0x0001 /* AIF3ADC_DAT_INV */ +#define WM8958_AIF3ADC_DAT_INV_MASK 0x0001 /* AIF3ADC_DAT_INV */ +#define WM8958_AIF3ADC_DAT_INV_SHIFT 0 /* AIF3ADC_DAT_INV */ +#define WM8958_AIF3ADC_DAT_INV_WIDTH 1 /* AIF3ADC_DAT_INV */ + +/* * R1024 (0x400) - AIF1 ADC1 Left Volume */ #define WM8994_AIF1ADC1_VU 0x0100 /* AIF1ADC1_VU */ @@ -4289,4 +4495,102 @@ #define WM8994_TEMP_SHUT_DB_SHIFT 0 /* TEMP_SHUT_DB */ #define WM8994_TEMP_SHUT_DB_WIDTH 1 /* TEMP_SHUT_DB */ +/* + * R2304 (0x900) - DSP2_Program + */ +#define WM8958_DSP2_ENA 0x0001 /* DSP2_ENA */ +#define WM8958_DSP2_ENA_MASK 0x0001 /* DSP2_ENA */ +#define WM8958_DSP2_ENA_SHIFT 0 /* DSP2_ENA */ +#define WM8958_DSP2_ENA_WIDTH 1 /* DSP2_ENA */ + +/* + * R2305 (0x901) - DSP2_Config + */ +#define WM8958_MBC_SEL_MASK 0x0030 /* MBC_SEL - [5:4] */ +#define WM8958_MBC_SEL_SHIFT 4 /* MBC_SEL - [5:4] */ +#define WM8958_MBC_SEL_WIDTH 2 /* MBC_SEL - [5:4] */ +#define WM8958_MBC_ENA 0x0001 /* MBC_ENA */ +#define WM8958_MBC_ENA_MASK 0x0001 /* MBC_ENA */ +#define WM8958_MBC_ENA_SHIFT 0 /* MBC_ENA */ +#define WM8958_MBC_ENA_WIDTH 1 /* MBC_ENA */ + +/* + * R2560 (0xA00) - DSP2_MagicNum + */ +#define WM8958_DSP2_MAGIC_NUM_MASK 0xFFFF /* DSP2_MAGIC_NUM - [15:0] */ +#define WM8958_DSP2_MAGIC_NUM_SHIFT 0 /* DSP2_MAGIC_NUM - [15:0] */ +#define WM8958_DSP2_MAGIC_NUM_WIDTH 16 /* DSP2_MAGIC_NUM - [15:0] */ + +/* + * R2561 (0xA01) - DSP2_ReleaseYear + */ +#define WM8958_DSP2_RELEASE_YEAR_MASK 0xFFFF /* DSP2_RELEASE_YEAR - [15:0] */ +#define WM8958_DSP2_RELEASE_YEAR_SHIFT 0 /* DSP2_RELEASE_YEAR - [15:0] */ +#define WM8958_DSP2_RELEASE_YEAR_WIDTH 16 /* DSP2_RELEASE_YEAR - [15:0] */ + +/* + * R2562 (0xA02) - DSP2_ReleaseMonthDay + */ +#define WM8958_DSP2_RELEASE_MONTH_MASK 0xFF00 /* DSP2_RELEASE_MONTH - [15:8] */ +#define WM8958_DSP2_RELEASE_MONTH_SHIFT 8 /* DSP2_RELEASE_MONTH - [15:8] */ +#define WM8958_DSP2_RELEASE_MONTH_WIDTH 8 /* DSP2_RELEASE_MONTH - [15:8] */ +#define WM8958_DSP2_RELEASE_DAY_MASK 0x00FF /* DSP2_RELEASE_DAY - [7:0] */ +#define WM8958_DSP2_RELEASE_DAY_SHIFT 0 /* DSP2_RELEASE_DAY - [7:0] */ +#define WM8958_DSP2_RELEASE_DAY_WIDTH 8 /* DSP2_RELEASE_DAY - [7:0] */ + +/* + * R2563 (0xA03) - DSP2_ReleaseTime + */ +#define WM8958_DSP2_RELEASE_HOURS_MASK 0xFF00 /* DSP2_RELEASE_HOURS - [15:8] */ +#define WM8958_DSP2_RELEASE_HOURS_SHIFT 8 /* DSP2_RELEASE_HOURS - [15:8] */ +#define WM8958_DSP2_RELEASE_HOURS_WIDTH 8 /* DSP2_RELEASE_HOURS - [15:8] */ +#define WM8958_DSP2_RELEASE_MINS_MASK 0x00FF /* DSP2_RELEASE_MINS - [7:0] */ +#define WM8958_DSP2_RELEASE_MINS_SHIFT 0 /* DSP2_RELEASE_MINS - [7:0] */ +#define WM8958_DSP2_RELEASE_MINS_WIDTH 8 /* DSP2_RELEASE_MINS - [7:0] */ + +/* + * R2564 (0xA04) - DSP2_VerMajMin + */ +#define WM8958_DSP2_MAJOR_VER_MASK 0xFF00 /* DSP2_MAJOR_VER - [15:8] */ +#define WM8958_DSP2_MAJOR_VER_SHIFT 8 /* DSP2_MAJOR_VER - [15:8] */ +#define WM8958_DSP2_MAJOR_VER_WIDTH 8 /* DSP2_MAJOR_VER - [15:8] */ +#define WM8958_DSP2_MINOR_VER_MASK 0x00FF /* DSP2_MINOR_VER - [7:0] */ +#define WM8958_DSP2_MINOR_VER_SHIFT 0 /* DSP2_MINOR_VER - [7:0] */ +#define WM8958_DSP2_MINOR_VER_WIDTH 8 /* DSP2_MINOR_VER - [7:0] */ + +/* + * R2565 (0xA05) - DSP2_VerBuild + */ +#define WM8958_DSP2_BUILD_VER_MASK 0xFFFF /* DSP2_BUILD_VER - [15:0] */ +#define WM8958_DSP2_BUILD_VER_SHIFT 0 /* DSP2_BUILD_VER - [15:0] */ +#define WM8958_DSP2_BUILD_VER_WIDTH 16 /* DSP2_BUILD_VER - [15:0] */ + +/* + * R2573 (0xA0D) - DSP2_ExecControl + */ +#define WM8958_DSP2_STOPC 0x0020 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPC_MASK 0x0020 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPC_SHIFT 5 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPC_WIDTH 1 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPS 0x0010 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPS_MASK 0x0010 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPS_SHIFT 4 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPS_WIDTH 1 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPI 0x0008 /* DSP2_STOPI */ +#define WM8958_DSP2_STOPI_MASK 0x0008 /* DSP2_STOPI */ +#define WM8958_DSP2_STOPI_SHIFT 3 /* DSP2_STOPI */ +#define WM8958_DSP2_STOPI_WIDTH 1 /* DSP2_STOPI */ +#define WM8958_DSP2_STOP 0x0004 /* DSP2_STOP */ +#define WM8958_DSP2_STOP_MASK 0x0004 /* DSP2_STOP */ +#define WM8958_DSP2_STOP_SHIFT 2 /* DSP2_STOP */ +#define WM8958_DSP2_STOP_WIDTH 1 /* DSP2_STOP */ +#define WM8958_DSP2_RUNR 0x0002 /* DSP2_RUNR */ +#define WM8958_DSP2_RUNR_MASK 0x0002 /* DSP2_RUNR */ +#define WM8958_DSP2_RUNR_SHIFT 1 /* DSP2_RUNR */ +#define WM8958_DSP2_RUNR_WIDTH 1 /* DSP2_RUNR */ +#define WM8958_DSP2_RUN 0x0001 /* DSP2_RUN */ +#define WM8958_DSP2_RUN_MASK 0x0001 /* DSP2_RUN */ +#define WM8958_DSP2_RUN_SHIFT 0 /* DSP2_RUN */ +#define WM8958_DSP2_RUN_WIDTH 1 /* DSP2_RUN */ + #endif diff --git a/include/linux/micrel_phy.h b/include/linux/micrel_phy.h new file mode 100644 index 000000000000..dd8da342a991 --- /dev/null +++ b/include/linux/micrel_phy.h @@ -0,0 +1,16 @@ +#ifndef _MICREL_PHY_H +#define _MICREL_PHY_H + +#define MICREL_PHY_ID_MASK 0x00fffff0 + +#define PHY_ID_KSZ9021 0x00221611 +#define PHY_ID_KS8737 0x00221720 +#define PHY_ID_KS8041 0x00221510 +#define PHY_ID_KS8051 0x00221550 +/* both for ks8001 Rev. A/B, and for ks8721 Rev 3. */ +#define PHY_ID_KS8001 0x0022161A + +/* struct phy_device dev_flags definitions */ +#define MICREL_PHY_50MHZ_CLK 0x00000001 + +#endif /* _MICREL_PHY_H */ diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 7238231b8dd4..e39aeecfe9a2 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -13,7 +13,11 @@ extern void putback_lru_pages(struct list_head *l); extern int migrate_page(struct address_space *, struct page *, struct page *); extern int migrate_pages(struct list_head *l, new_page_t x, - unsigned long private, int offlining); + unsigned long private, bool offlining, + bool sync); +extern int migrate_huge_pages(struct list_head *l, new_page_t x, + unsigned long private, bool offlining, + bool sync); extern int fail_migrate_page(struct address_space *, struct page *, struct page *); @@ -23,12 +27,19 @@ extern int migrate_prep_local(void); extern int migrate_vmas(struct mm_struct *mm, const nodemask_t *from, const nodemask_t *to, unsigned long flags); +extern void migrate_page_copy(struct page *newpage, struct page *page); +extern int migrate_huge_page_move_mapping(struct address_space *mapping, + struct page *newpage, struct page *page); #else #define PAGE_MIGRATION 0 static inline void putback_lru_pages(struct list_head *l) {} static inline int migrate_pages(struct list_head *l, new_page_t x, - unsigned long private, int offlining) { return -ENOSYS; } + unsigned long private, bool offlining, + bool sync) { return -ENOSYS; } +static inline int migrate_huge_pages(struct list_head *l, new_page_t x, + unsigned long private, bool offlining, + bool sync) { return -ENOSYS; } static inline int migrate_prep(void) { return -ENOSYS; } static inline int migrate_prep_local(void) { return -ENOSYS; } @@ -40,6 +51,15 @@ static inline int migrate_vmas(struct mm_struct *mm, return -ENOSYS; } +static inline void migrate_page_copy(struct page *newpage, + struct page *page) {} + +static inline int migrate_huge_page_move_mapping(struct address_space *mapping, + struct page *newpage, struct page *page) +{ + return -ENOSYS; +} + /* Possible settings for the migrate_page() method in address_operations */ #define migrate_page NULL #define fail_migrate_page NULL diff --git a/include/linux/mlx4/cmd.h b/include/linux/mlx4/cmd.h index 78a1b9671752..9a18667c13cc 100644 --- a/include/linux/mlx4/cmd.h +++ b/include/linux/mlx4/cmd.h @@ -58,6 +58,7 @@ enum { MLX4_CMD_SENSE_PORT = 0x4d, MLX4_CMD_HW_HEALTH_CHECK = 0x50, MLX4_CMD_SET_PORT = 0xc, + MLX4_CMD_SET_NODE = 0x5a, MLX4_CMD_ACCESS_DDR = 0x2e, MLX4_CMD_MAP_ICM = 0xffa, MLX4_CMD_UNMAP_ICM = 0xff9, @@ -141,6 +142,7 @@ enum { MLX4_SET_PORT_MAC_TABLE = 0x2, MLX4_SET_PORT_VLAN_TABLE = 0x3, MLX4_SET_PORT_PRIO_MAP = 0x4, + MLX4_SET_PORT_GID_TABLE = 0x5, }; struct mlx4_dev; diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 7338654c02b4..8985768e2c0d 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -39,6 +39,11 @@ #include <asm/atomic.h> +#define MAX_MSIX_P_PORT 17 +#define MAX_MSIX 64 +#define MSIX_LEGACY_SZ 4 +#define MIN_MSIX_P_PORT 5 + enum { MLX4_FLAG_MSI_X = 1 << 0, MLX4_FLAG_OLD_PORT_CMDS = 1 << 1, @@ -67,7 +72,8 @@ enum { MLX4_DEV_CAP_FLAG_ATOMIC = 1 << 18, MLX4_DEV_CAP_FLAG_RAW_MCAST = 1 << 19, MLX4_DEV_CAP_FLAG_UD_AV_PORT = 1 << 20, - MLX4_DEV_CAP_FLAG_UD_MCAST = 1 << 21 + MLX4_DEV_CAP_FLAG_UD_MCAST = 1 << 21, + MLX4_DEV_CAP_FLAG_IBOE = 1 << 30 }; enum { @@ -143,6 +149,13 @@ enum { MLX4_STAT_RATE_OFFSET = 5 }; +enum mlx4_protocol { + MLX4_PROT_IB_IPV6 = 0, + MLX4_PROT_ETH, + MLX4_PROT_IB_IPV4, + MLX4_PROT_FCOE +}; + enum { MLX4_MTT_FLAG_PRESENT = 1 }; @@ -167,10 +180,20 @@ enum mlx4_special_vlan_idx { MLX4_VLAN_REGULAR }; +enum mlx4_steer_type { + MLX4_MC_STEER = 0, + MLX4_UC_STEER, + MLX4_NUM_STEERS +}; + enum { MLX4_NUM_FEXCH = 64 * 1024, }; +enum { + MLX4_MAX_FAST_REG_PAGES = 511, +}; + static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor) { return (major << 32) | (minor << 16) | subminor; @@ -213,6 +236,7 @@ struct mlx4_caps { int num_eqs; int reserved_eqs; int num_comp_vectors; + int comp_pool; int num_mpts; int num_mtt_segs; int mtts_per_seg; @@ -235,6 +259,9 @@ struct mlx4_caps { u16 stat_rate_support; int udp_rss; int loopback_support; + int vep_uc_steering; + int vep_mc_steering; + int wol; u8 port_width_cap[MLX4_MAX_PORTS + 1]; int max_gso_sz; int reserved_qps_cnt[MLX4_NUM_QP_REGION]; @@ -324,6 +351,17 @@ struct mlx4_fmr { struct mlx4_uar { unsigned long pfn; int index; + struct list_head bf_list; + unsigned free_bf_bmap; + void __iomem *map; + void __iomem *bf_map; +}; + +struct mlx4_bf { + unsigned long offset; + int buf_size; + struct mlx4_uar *uar; + void __iomem *reg; }; struct mlx4_cq { @@ -379,12 +417,33 @@ struct mlx4_av { u8 dgid[16]; }; +struct mlx4_eth_av { + __be32 port_pd; + u8 reserved1; + u8 smac_idx; + u16 reserved2; + u8 reserved3; + u8 gid_index; + u8 stat_rate; + u8 hop_limit; + __be32 sl_tclass_flowlabel; + u8 dgid[16]; + u32 reserved4[2]; + __be16 vlan; + u8 mac[6]; +}; + +union mlx4_ext_av { + struct mlx4_av ib; + struct mlx4_eth_av eth; +}; + struct mlx4_dev { struct pci_dev *pdev; unsigned long flags; struct mlx4_caps caps; struct radix_tree_root qp_table_tree; - u32 rev_id; + u8 rev_id; char board_id[MLX4_BOARD_ID_LEN]; }; @@ -407,6 +466,12 @@ struct mlx4_init_port_param { if (((type) == MLX4_PORT_TYPE_IB ? (dev)->caps.port_mask : \ ~(dev)->caps.port_mask) & 1 << ((port) - 1)) +#define mlx4_foreach_ib_transport_port(port, dev) \ + for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \ + if (((dev)->caps.port_mask & 1 << ((port) - 1)) || \ + ((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE)) + + int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct, struct mlx4_buf *buf); void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf); @@ -424,6 +489,8 @@ void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn); int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar); void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar); +int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf); +void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf); int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift, struct mlx4_mtt *mtt); @@ -468,12 +535,20 @@ int mlx4_INIT_PORT(struct mlx4_dev *dev, int port); int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port); int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], - int block_mcast_loopback); -int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16]); - -int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *index); -void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int index); - + int block_mcast_loopback, enum mlx4_protocol protocol); +int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], + enum mlx4_protocol protocol); +int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port); +int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port); +int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port); +int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port); +int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode); + +int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn, u8 wrap); +void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int qpn); +int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac, u8 wrap); + +int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx); int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index); void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index); @@ -487,5 +562,10 @@ void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr, int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr); int mlx4_SYNC_TPT(struct mlx4_dev *dev); int mlx4_test_interrupts(struct mlx4_dev *dev); +int mlx4_assign_eq(struct mlx4_dev *dev, char* name , int* vector); +void mlx4_release_eq(struct mlx4_dev *dev, int vec); + +int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port); +int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port); #endif /* MLX4_DEVICE_H */ diff --git a/include/linux/mlx4/driver.h b/include/linux/mlx4/driver.h index 53c5fdb6eac4..e1eebf78caba 100644 --- a/include/linux/mlx4/driver.h +++ b/include/linux/mlx4/driver.h @@ -34,6 +34,7 @@ #define MLX4_DRIVER_H #include <linux/device.h> +#include <linux/mlx4/device.h> struct mlx4_dev; @@ -49,10 +50,14 @@ struct mlx4_interface { void (*remove)(struct mlx4_dev *dev, void *context); void (*event) (struct mlx4_dev *dev, void *context, enum mlx4_dev_event event, int port); + void * (*get_dev)(struct mlx4_dev *dev, void *context, u8 port); struct list_head list; + enum mlx4_protocol protocol; }; int mlx4_register_interface(struct mlx4_interface *intf); void mlx4_unregister_interface(struct mlx4_interface *intf); +void *mlx4_get_protocol_dev(struct mlx4_dev *dev, enum mlx4_protocol proto, int port); + #endif /* MLX4_DRIVER_H */ diff --git a/include/linux/mlx4/qp.h b/include/linux/mlx4/qp.h index 7abe64326f72..9e9eb21056ca 100644 --- a/include/linux/mlx4/qp.h +++ b/include/linux/mlx4/qp.h @@ -109,10 +109,11 @@ struct mlx4_qp_path { __be32 tclass_flowlabel; u8 rgid[16]; u8 sched_queue; - u8 snooper_flags; + u8 vlan_index; u8 reserved3[2]; u8 counter_index; - u8 reserved4[7]; + u8 reserved4; + u8 dmac[6]; }; struct mlx4_qp_context { @@ -166,6 +167,7 @@ enum { MLX4_WQE_CTRL_TCP_UDP_CSUM = 1 << 5, MLX4_WQE_CTRL_INS_VLAN = 1 << 6, MLX4_WQE_CTRL_STRONG_ORDER = 1 << 7, + MLX4_WQE_CTRL_FORCE_LOOPBACK = 1 << 0, }; struct mlx4_wqe_ctrl_seg { @@ -219,7 +221,8 @@ struct mlx4_wqe_datagram_seg { __be32 av[8]; __be32 dqpn; __be32 qkey; - __be32 reservd[2]; + __be16 vlan; + u8 mac[6]; }; struct mlx4_wqe_lso_seg { @@ -300,6 +303,7 @@ struct mlx4_wqe_data_seg { enum { MLX4_INLINE_ALIGN = 64, + MLX4_INLINE_SEG = 1 << 31, }; struct mlx4_wqe_inline_seg { diff --git a/include/linux/mm.h b/include/linux/mm.h index 7687228dd3b7..6507dde38b16 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -14,6 +14,7 @@ #include <linux/mm_types.h> #include <linux/range.h> #include <linux/pfn.h> +#include <linux/bit_spinlock.h> struct mempolicy; struct anon_vma; @@ -82,6 +83,7 @@ extern unsigned int kobjsize(const void *objp); #define VM_GROWSUP 0x00000200 #else #define VM_GROWSUP 0x00000000 +#define VM_NOHUGEPAGE 0x00000200 /* MADV_NOHUGEPAGE marked this vma */ #endif #define VM_PFNMAP 0x00000400 /* Page-ranges managed without "struct page", just pure PFN */ #define VM_DENYWRITE 0x00000800 /* ETXTBSY on write attempts.. */ @@ -101,7 +103,11 @@ extern unsigned int kobjsize(const void *objp); #define VM_NORESERVE 0x00200000 /* should the VM suppress accounting */ #define VM_HUGETLB 0x00400000 /* Huge TLB Page VM */ #define VM_NONLINEAR 0x00800000 /* Is non-linear (remap_file_pages) */ +#ifndef CONFIG_TRANSPARENT_HUGEPAGE #define VM_MAPPED_COPY 0x01000000 /* T if mapped copy of data (nommu mmap) */ +#else +#define VM_HUGEPAGE 0x01000000 /* MADV_HUGEPAGE marked this vma */ +#endif #define VM_INSERTPAGE 0x02000000 /* The vma has had "vm_insert_page()" done on it */ #define VM_ALWAYSDUMP 0x04000000 /* Always include in core dumps */ @@ -131,7 +137,8 @@ extern unsigned int kobjsize(const void *objp); #define VM_RandomReadHint(v) ((v)->vm_flags & VM_RAND_READ) /* - * special vmas that are non-mergable, non-mlock()able + * Special vmas that are non-mergable, non-mlock()able. + * Note: mm/huge_memory.c VM_NO_THP depends on this definition. */ #define VM_SPECIAL (VM_IO | VM_DONTEXPAND | VM_RESERVED | VM_PFNMAP) @@ -144,6 +151,8 @@ extern pgprot_t protection_map[16]; #define FAULT_FLAG_WRITE 0x01 /* Fault was a write access */ #define FAULT_FLAG_NONLINEAR 0x02 /* Fault was via a nonlinear mapping */ #define FAULT_FLAG_MKWRITE 0x04 /* Fault was mkwrite of existing pte */ +#define FAULT_FLAG_ALLOW_RETRY 0x08 /* Retry fault if blocking */ +#define FAULT_FLAG_RETRY_NOWAIT 0x10 /* Don't drop mmap_sem and wait when retrying */ /* * This interface is used by x86 PAT code to identify a pfn mapping that is @@ -241,6 +250,7 @@ struct inode; * files which need it (119 of them) */ #include <linux/page-flags.h> +#include <linux/huge_mm.h> /* * Methods to modify the page usage count. @@ -304,6 +314,39 @@ static inline int is_vmalloc_or_module_addr(const void *x) } #endif +static inline void compound_lock(struct page *page) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + bit_spin_lock(PG_compound_lock, &page->flags); +#endif +} + +static inline void compound_unlock(struct page *page) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + bit_spin_unlock(PG_compound_lock, &page->flags); +#endif +} + +static inline unsigned long compound_lock_irqsave(struct page *page) +{ + unsigned long uninitialized_var(flags); +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + local_irq_save(flags); + compound_lock(page); +#endif + return flags; +} + +static inline void compound_unlock_irqrestore(struct page *page, + unsigned long flags) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + compound_unlock(page); + local_irq_restore(flags); +#endif +} + static inline struct page *compound_head(struct page *page) { if (unlikely(PageTail(page))) @@ -318,9 +361,29 @@ static inline int page_count(struct page *page) static inline void get_page(struct page *page) { - page = compound_head(page); - VM_BUG_ON(atomic_read(&page->_count) == 0); + /* + * Getting a normal page or the head of a compound page + * requires to already have an elevated page->_count. Only if + * we're getting a tail page, the elevated page->_count is + * required only in the head page, so for tail pages the + * bugcheck only verifies that the page->_count isn't + * negative. + */ + VM_BUG_ON(atomic_read(&page->_count) < !PageTail(page)); atomic_inc(&page->_count); + /* + * Getting a tail page will elevate both the head and tail + * page->_count(s). + */ + if (unlikely(PageTail(page))) { + /* + * This is safe only because + * __split_huge_page_refcount can't run under + * get_page(). + */ + VM_BUG_ON(atomic_read(&page->first_page->_count) <= 0); + atomic_inc(&page->first_page->_count); + } } static inline struct page *virt_to_head_page(const void *x) @@ -338,6 +401,34 @@ static inline void init_page_count(struct page *page) atomic_set(&page->_count, 1); } +/* + * PageBuddy() indicate that the page is free and in the buddy system + * (see mm/page_alloc.c). + * + * PAGE_BUDDY_MAPCOUNT_VALUE must be <= -2 but better not too close to + * -2 so that an underflow of the page_mapcount() won't be mistaken + * for a genuine PAGE_BUDDY_MAPCOUNT_VALUE. -128 can be created very + * efficiently by most CPU architectures. + */ +#define PAGE_BUDDY_MAPCOUNT_VALUE (-128) + +static inline int PageBuddy(struct page *page) +{ + return atomic_read(&page->_mapcount) == PAGE_BUDDY_MAPCOUNT_VALUE; +} + +static inline void __SetPageBuddy(struct page *page) +{ + VM_BUG_ON(atomic_read(&page->_mapcount) != -1); + atomic_set(&page->_mapcount, PAGE_BUDDY_MAPCOUNT_VALUE); +} + +static inline void __ClearPageBuddy(struct page *page) +{ + VM_BUG_ON(!PageBuddy(page)); + atomic_set(&page->_mapcount, -1); +} + void put_page(struct page *page); void put_pages_list(struct list_head *pages); @@ -369,11 +460,40 @@ static inline int compound_order(struct page *page) return (unsigned long)page[1].lru.prev; } +static inline int compound_trans_order(struct page *page) +{ + int order; + unsigned long flags; + + if (!PageHead(page)) + return 0; + + flags = compound_lock_irqsave(page); + order = compound_order(page); + compound_unlock_irqrestore(page, flags); + return order; +} + static inline void set_compound_order(struct page *page, unsigned long order) { page[1].lru.prev = (void *)order; } +#ifdef CONFIG_MMU +/* + * Do pte_mkwrite, but only if the vma says VM_WRITE. We do this when + * servicing faults for write access. In the normal case, do always want + * pte_mkwrite. But get_user_pages can cause write faults for mappings + * that do not have writing enabled, when used by access_process_vm. + */ +static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma) +{ + if (likely(vma->vm_flags & VM_WRITE)) + pte = pte_mkwrite(pte); + return pte; +} +#endif + /* * Multiple processes may "see" the same page. E.g. for untouched * mappings of /dev/null, all processes see the same page full of @@ -489,7 +609,7 @@ static inline void set_compound_order(struct page *page, unsigned long order) #endif /* - * Define the bit shifts to access each section. For non-existant + * Define the bit shifts to access each section. For non-existent * sections we define the shift as 0; that plus a 0 mask ensures * the compiler will optimise away reference to them. */ @@ -497,8 +617,8 @@ static inline void set_compound_order(struct page *page, unsigned long order) #define NODES_PGSHIFT (NODES_PGOFF * (NODES_WIDTH != 0)) #define ZONES_PGSHIFT (ZONES_PGOFF * (ZONES_WIDTH != 0)) -/* NODE:ZONE or SECTION:ZONE is used to ID a zone for the buddy allcator */ -#ifdef NODE_NOT_IN_PAGEFLAGS +/* NODE:ZONE or SECTION:ZONE is used to ID a zone for the buddy allocator */ +#ifdef NODE_NOT_IN_PAGE_FLAGS #define ZONEID_SHIFT (SECTIONS_SHIFT + ZONES_SHIFT) #define ZONEID_PGOFF ((SECTIONS_PGOFF < ZONES_PGOFF)? \ SECTIONS_PGOFF : ZONES_PGOFF) @@ -656,7 +776,7 @@ static inline struct address_space *page_mapping(struct page *page) VM_BUG_ON(PageSlab(page)); if (unlikely(PageSwapCache(page))) mapping = &swapper_space; - else if (unlikely((unsigned long)mapping & PAGE_MAPPING_ANON)) + else if ((unsigned long)mapping & PAGE_MAPPING_ANON) mapping = NULL; return mapping; } @@ -718,12 +838,21 @@ static inline int page_mapped(struct page *page) #define VM_FAULT_SIGBUS 0x0002 #define VM_FAULT_MAJOR 0x0004 #define VM_FAULT_WRITE 0x0008 /* Special case for get_user_pages */ -#define VM_FAULT_HWPOISON 0x0010 /* Hit poisoned page */ +#define VM_FAULT_HWPOISON 0x0010 /* Hit poisoned small page */ +#define VM_FAULT_HWPOISON_LARGE 0x0020 /* Hit poisoned large page. Index encoded in upper bits */ #define VM_FAULT_NOPAGE 0x0100 /* ->fault installed the pte, not return page */ #define VM_FAULT_LOCKED 0x0200 /* ->fault locked the returned page */ +#define VM_FAULT_RETRY 0x0400 /* ->fault blocked, must retry */ -#define VM_FAULT_ERROR (VM_FAULT_OOM | VM_FAULT_SIGBUS | VM_FAULT_HWPOISON) +#define VM_FAULT_HWPOISON_LARGE_MASK 0xf000 /* encodes hpage index for large hwpoison */ + +#define VM_FAULT_ERROR (VM_FAULT_OOM | VM_FAULT_SIGBUS | VM_FAULT_HWPOISON | \ + VM_FAULT_HWPOISON_LARGE) + +/* Encode hstate index for a hwpoisoned large page */ +#define VM_FAULT_SET_HINDEX(x) ((x) << 12) +#define VM_FAULT_GET_HINDEX(x) (((x) >> 12) & 0xf) /* * Can be called by the pagefault handler when it gets a VM_FAULT_OOM. @@ -732,7 +861,14 @@ extern void pagefault_out_of_memory(void); #define offset_in_page(p) ((unsigned long)(p) & ~PAGE_MASK) +/* + * Flags passed to show_mem() and __show_free_areas() to suppress output in + * various contexts. + */ +#define SHOW_MEM_FILTER_NODES (0x0001u) /* filter disallowed nodes */ + extern void show_free_areas(void); +extern void __show_free_areas(unsigned int flags); int shmem_lock(struct file *file, int lock, struct user_struct *user); struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags); @@ -779,6 +915,9 @@ unsigned long unmap_vmas(struct mmu_gather **tlb, * @pgd_entry: if set, called for each non-empty PGD (top-level) entry * @pud_entry: if set, called for each non-empty PUD (2nd-level) entry * @pmd_entry: if set, called for each non-empty PMD (3rd-level) entry + * this handler is required to be able to handle + * pmd_trans_huge() pmds. They may simply choose to + * split_huge_page() instead of handling it explicitly. * @pte_entry: if set, called for each non-empty PTE (4th-level) entry * @pte_hole: if set, called for each hole at all levels * @hugetlb_entry: if set, called for each hugetlb entry @@ -844,7 +983,13 @@ static inline int handle_mm_fault(struct mm_struct *mm, extern int make_pages_present(unsigned long addr, unsigned long end); extern int access_process_vm(struct task_struct *tsk, unsigned long addr, void *buf, int len, int write); +extern int access_remote_vm(struct mm_struct *mm, unsigned long addr, + void *buf, int len, int write); +int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, + unsigned long start, int len, unsigned int foll_flags, + struct page **pages, struct vm_area_struct **vmas, + int *nonblocking); int get_user_pages(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, int nr_pages, int write, int force, struct page **pages, struct vm_area_struct **vmas); @@ -860,16 +1005,39 @@ int __set_page_dirty_no_writeback(struct page *page); int redirty_page_for_writepage(struct writeback_control *wbc, struct page *page); void account_page_dirtied(struct page *page, struct address_space *mapping); +void account_page_writeback(struct page *page); int set_page_dirty(struct page *page); int set_page_dirty_lock(struct page *page); int clear_page_dirty_for_io(struct page *page); /* Is the vma a continuation of the stack vma above it? */ -static inline int vma_stack_continue(struct vm_area_struct *vma, unsigned long addr) +static inline int vma_growsdown(struct vm_area_struct *vma, unsigned long addr) { return vma && (vma->vm_end == addr) && (vma->vm_flags & VM_GROWSDOWN); } +static inline int stack_guard_page_start(struct vm_area_struct *vma, + unsigned long addr) +{ + return (vma->vm_flags & VM_GROWSDOWN) && + (vma->vm_start == addr) && + !vma_growsdown(vma->vm_prev, addr); +} + +/* Is the vma a continuation of the stack vma below it? */ +static inline int vma_growsup(struct vm_area_struct *vma, unsigned long addr) +{ + return vma && (vma->vm_start == addr) && (vma->vm_flags & VM_GROWSUP); +} + +static inline int stack_guard_page_end(struct vm_area_struct *vma, + unsigned long addr) +{ + return (vma->vm_flags & VM_GROWSUP) && + (vma->vm_end == addr) && + !vma_growsup(vma->vm_next, addr); +} + extern unsigned long move_page_tables(struct vm_area_struct *vma, unsigned long old_addr, struct vm_area_struct *new_vma, unsigned long new_addr, unsigned long len); @@ -1023,7 +1191,15 @@ extern void unregister_shrinker(struct shrinker *); int vma_wants_writenotify(struct vm_area_struct *vma); -extern pte_t *get_locked_pte(struct mm_struct *mm, unsigned long addr, spinlock_t **ptl); +extern pte_t *__get_locked_pte(struct mm_struct *mm, unsigned long addr, + spinlock_t **ptl); +static inline pte_t *get_locked_pte(struct mm_struct *mm, unsigned long addr, + spinlock_t **ptl) +{ + pte_t *ptep; + __cond_lock(*ptl, ptep = __get_locked_pte(mm, addr, ptl)); + return ptep; +} #ifdef __PAGETABLE_PUD_FOLDED static inline int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, @@ -1045,7 +1221,8 @@ static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud, int __pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address); #endif -int __pte_alloc(struct mm_struct *mm, pmd_t *pmd, unsigned long address); +int __pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma, + pmd_t *pmd, unsigned long address); int __pte_alloc_kernel(pmd_t *pmd, unsigned long address); /* @@ -1114,16 +1291,18 @@ static inline void pgtable_page_dtor(struct page *page) pte_unmap(pte); \ } while (0) -#define pte_alloc_map(mm, pmd, address) \ - ((unlikely(!pmd_present(*(pmd))) && __pte_alloc(mm, pmd, address))? \ - NULL: pte_offset_map(pmd, address)) +#define pte_alloc_map(mm, vma, pmd, address) \ + ((unlikely(pmd_none(*(pmd))) && __pte_alloc(mm, vma, \ + pmd, address))? \ + NULL: pte_offset_map(pmd, address)) #define pte_alloc_map_lock(mm, pmd, address, ptlp) \ - ((unlikely(!pmd_present(*(pmd))) && __pte_alloc(mm, pmd, address))? \ + ((unlikely(pmd_none(*(pmd))) && __pte_alloc(mm, NULL, \ + pmd, address))? \ NULL: pte_offset_map_lock(mm, pmd, address, ptlp)) #define pte_alloc_kernel(pmd, address) \ - ((unlikely(!pmd_present(*(pmd))) && __pte_alloc_kernel(pmd, address))? \ + ((unlikely(pmd_none(*(pmd))) && __pte_alloc_kernel(pmd, address))? \ NULL: pte_offset_kernel(pmd, address)) extern void free_area_init(unsigned long * zones_size); @@ -1177,8 +1356,6 @@ int add_from_early_node_map(struct range *range, int az, int nr_range, int nid); u64 __init find_memory_core_early(int nid, u64 size, u64 align, u64 goal, u64 limit); -void *__alloc_memory_core_early(int nodeid, u64 size, u64 align, - u64 goal, u64 limit); typedef int (*work_fn_t)(unsigned long, unsigned long, void *); extern void work_with_active_regions(int nid, work_fn_t work_fn, void *data); extern void sparse_memory_present_with_active_regions(int nid); @@ -1206,7 +1383,7 @@ extern void setup_per_zone_wmarks(void); extern void calculate_zone_inactive_ratio(struct zone *zone); extern void mem_init(void); extern void __init mmap_init(void); -extern void show_mem(void); +extern void show_mem(unsigned int flags); extern void si_meminfo(struct sysinfo * val); extern void si_meminfo_node(struct sysinfo *val, int nid); extern int after_bootmem; @@ -1396,6 +1573,11 @@ struct page *follow_page(struct vm_area_struct *, unsigned long address, #define FOLL_GET 0x04 /* do get_page on page */ #define FOLL_DUMP 0x08 /* give error on hole if it would be zero */ #define FOLL_FORCE 0x10 /* get_user_pages read/write w/o permission */ +#define FOLL_NOWAIT 0x20 /* if a disk transfer is needed, start the IO + * and return without waiting upon it */ +#define FOLL_MLOCK 0x40 /* mark page as mlocked */ +#define FOLL_SPLIT 0x80 /* don't return transhuge pages, split them */ +#define FOLL_HWPOISON 0x100 /* check page is hwpoisoned */ typedef int (*pte_fn_t)(pte_t *pte, pgtable_t token, unsigned long addr, void *data); @@ -1434,13 +1616,13 @@ static inline bool kernel_page_present(struct page *page) { return true; } #endif /* CONFIG_HIBERNATION */ #endif -extern struct vm_area_struct *get_gate_vma(struct task_struct *tsk); +extern struct vm_area_struct *get_gate_vma(struct mm_struct *mm); #ifdef __HAVE_ARCH_GATE_AREA -int in_gate_area_no_task(unsigned long addr); -int in_gate_area(struct task_struct *task, unsigned long addr); +int in_gate_area_no_mm(unsigned long addr); +int in_gate_area(struct mm_struct *mm, unsigned long addr); #else -int in_gate_area_no_task(unsigned long addr); -#define in_gate_area(task, addr) ({(void)task; in_gate_area_no_task(addr);}) +int in_gate_area_no_mm(unsigned long addr); +#define in_gate_area(mm, addr) ({(void)mm; in_gate_area_no_mm(addr);}) #endif /* __HAVE_ARCH_GATE_AREA */ int drop_caches_sysctl_handler(struct ctl_table *, int, @@ -1488,16 +1670,17 @@ extern int sysctl_memory_failure_recovery; extern void shake_page(struct page *p, int access); extern atomic_long_t mce_bad_pages; extern int soft_offline_page(struct page *page, int flags); -#ifdef CONFIG_MEMORY_FAILURE -int is_hwpoison_address(unsigned long addr); -#else -static inline int is_hwpoison_address(unsigned long addr) -{ - return 0; -} -#endif extern void dump_page(struct page *page); +#if defined(CONFIG_TRANSPARENT_HUGEPAGE) || defined(CONFIG_HUGETLBFS) +extern void clear_huge_page(struct page *page, + unsigned long addr, + unsigned int pages_per_huge_page); +extern void copy_user_huge_page(struct page *dst, struct page *src, + unsigned long addr, struct vm_area_struct *vma, + unsigned int pages_per_huge_page); +#endif /* CONFIG_TRANSPARENT_HUGEPAGE || CONFIG_HUGETLBFS */ + #endif /* __KERNEL__ */ #endif /* _LINUX_MM_H */ diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index 8835b877b8db..8f7d24712dc1 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -1,6 +1,8 @@ #ifndef LINUX_MM_INLINE_H #define LINUX_MM_INLINE_H +#include <linux/huge_mm.h> + /** * page_is_file_cache - should the page be on a file LRU or anon LRU? * @page: the page to test @@ -20,18 +22,25 @@ static inline int page_is_file_cache(struct page *page) } static inline void -add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l) +__add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l, + struct list_head *head) { - list_add(&page->lru, &zone->lru[l].list); - __inc_zone_state(zone, NR_LRU_BASE + l); + list_add(&page->lru, head); + __mod_zone_page_state(zone, NR_LRU_BASE + l, hpage_nr_pages(page)); mem_cgroup_add_lru_list(page, l); } static inline void +add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l) +{ + __add_page_to_lru_list(zone, page, l, &zone->lru[l].list); +} + +static inline void del_page_from_lru_list(struct zone *zone, struct page *page, enum lru_list l) { list_del(&page->lru); - __dec_zone_state(zone, NR_LRU_BASE + l); + __mod_zone_page_state(zone, NR_LRU_BASE + l, -hpage_nr_pages(page)); mem_cgroup_del_lru_list(page, l); } @@ -66,7 +75,7 @@ del_page_from_lru(struct zone *zone, struct page *page) l += LRU_ACTIVE; } } - __dec_zone_state(zone, NR_LRU_BASE + l); + __mod_zone_page_state(zone, NR_LRU_BASE + l, -hpage_nr_pages(page)); mem_cgroup_del_lru_list(page, l); } diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index cb57d657ce4d..02aa5619709b 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -237,8 +237,9 @@ struct mm_struct { atomic_t mm_users; /* How many users with user space? */ atomic_t mm_count; /* How many references to "struct mm_struct" (users count as 1) */ int map_count; /* number of VMAs */ - struct rw_semaphore mmap_sem; + spinlock_t page_table_lock; /* Protects page tables and some counters */ + struct rw_semaphore mmap_sem; struct list_head mmlist; /* List of maybe swapped mm's. These are globally strung * together off init_mm.mmlist, and are protected @@ -281,6 +282,9 @@ struct mm_struct { unsigned int token_priority; unsigned int last_interval; + /* How many tasks sharing this mm are OOM_DISABLE */ + atomic_t oom_disable_count; + unsigned long flags; /* Must use atomic bitops to access the bits */ struct core_state *core_state; /* coredumping support */ @@ -310,6 +314,9 @@ struct mm_struct { #ifdef CONFIG_MMU_NOTIFIER struct mmu_notifier_mm *mmu_notifier_mm; #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + pgtable_t pmd_huge_pte; /* protected by page_table_lock */ +#endif }; /* Future-safe accessor for struct mm_struct's cpu_vm_mask. */ diff --git a/include/linux/mmc/boot.h b/include/linux/mmc/boot.h new file mode 100644 index 000000000000..39d787c229cb --- /dev/null +++ b/include/linux/mmc/boot.h @@ -0,0 +1,7 @@ +#ifndef MMC_BOOT_H +#define MMC_BOOT_H + +enum { MMC_PROGRESS_ENTER, MMC_PROGRESS_INIT, + MMC_PROGRESS_LOAD, MMC_PROGRESS_DONE }; + +#endif diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 6b7525099e56..adb4888248be 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -48,11 +48,15 @@ struct mmc_ext_csd { unsigned int sa_timeout; /* Units: 100ns */ unsigned int hs_max_dtr; unsigned int sectors; + unsigned int card_type; unsigned int hc_erase_size; /* In sectors */ unsigned int hc_erase_timeout; /* In milliseconds */ unsigned int sec_trim_mult; /* Secure trim multiplier */ unsigned int sec_erase_mult; /* Secure erase multiplier */ unsigned int trim_timeout; /* In milliseconds */ + bool enhanced_area_en; /* enable bit */ + unsigned long long enhanced_area_offset; /* Units: Byte */ + unsigned int enhanced_area_size; /* Units: KB */ }; struct sd_scr { @@ -113,12 +117,14 @@ struct mmc_card { #define MMC_STATE_READONLY (1<<1) /* card is read-only */ #define MMC_STATE_HIGHSPEED (1<<2) /* card is in high speed mode */ #define MMC_STATE_BLOCKADDR (1<<3) /* card uses block-addressing */ +#define MMC_STATE_HIGHSPEED_DDR (1<<4) /* card is in high speed mode */ unsigned int quirks; /* card quirks */ #define MMC_QUIRK_LENIENT_FN0 (1<<0) /* allow SDIO FN0 writes outside of the VS CCCR range */ #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1) /* use func->cur_blksize */ /* for byte mode */ #define MMC_QUIRK_NONSTD_SDIO (1<<2) /* non-standard SDIO card attached */ /* (missing CIA registers) */ +#define MMC_QUIRK_BROKEN_CLK_GATING (1<<3) /* clock gating the sdio bus will make card fail */ unsigned int erase_size; /* erase size in sectors */ unsigned int erase_shift; /* if erase unit is power 2 */ @@ -146,6 +152,8 @@ struct mmc_card { struct dentry *debugfs_root; }; +void mmc_fixup_device(struct mmc_card *dev); + #define mmc_card_mmc(c) ((c)->type == MMC_TYPE_MMC) #define mmc_card_sd(c) ((c)->type == MMC_TYPE_SD) #define mmc_card_sdio(c) ((c)->type == MMC_TYPE_SDIO) @@ -154,11 +162,13 @@ struct mmc_card { #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY) #define mmc_card_highspeed(c) ((c)->state & MMC_STATE_HIGHSPEED) #define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR) +#define mmc_card_ddr_mode(c) ((c)->state & MMC_STATE_HIGHSPEED_DDR) #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT) #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY) #define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED) #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR) +#define mmc_card_set_ddr_mode(c) ((c)->state |= MMC_STATE_HIGHSPEED_DDR) static inline int mmc_card_lenient_fn0(const struct mmc_card *c) { @@ -173,6 +183,8 @@ static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c) #define mmc_card_name(c) ((c)->cid.prod_name) #define mmc_card_id(c) (dev_name(&(c)->dev)) +#define mmc_dev_to_card(d) container_of(d, struct mmc_card, dev) + #define mmc_list_to_card(l) container_of(l, struct mmc_card, node) #define mmc_get_drvdata(c) dev_get_drvdata(&(c)->dev) #define mmc_set_drvdata(c,d) dev_set_drvdata(&(c)->dev, d) diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index 7429033acb66..07f27af4dba5 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -153,11 +153,14 @@ extern int mmc_can_secure_erase_trim(struct mmc_card *card); extern int mmc_erase_group_aligned(struct mmc_card *card, unsigned int from, unsigned int nr); +extern int mmc_set_blocklen(struct mmc_card *card, unsigned int blocklen); + extern void mmc_set_data_timeout(struct mmc_data *, const struct mmc_card *); extern unsigned int mmc_align_data_size(struct mmc_card *, unsigned int); extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort); extern void mmc_release_host(struct mmc_host *host); +extern void mmc_do_release_host(struct mmc_host *host); extern int mmc_try_claim_host(struct mmc_host *host); /** diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h new file mode 100644 index 000000000000..bdd7ceeb99e4 --- /dev/null +++ b/include/linux/mmc/dw_mmc.h @@ -0,0 +1,222 @@ +/* + * Synopsys DesignWare Multimedia Card Interface driver + * (Based on NXP driver for lpc 31xx) + * + * Copyright (C) 2009 NXP Semiconductors + * Copyright (C) 2009, 2010 Imagination Technologies Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef _LINUX_MMC_DW_MMC_H_ +#define _LINUX_MMC_DW_MMC_H_ + +#define MAX_MCI_SLOTS 2 + +enum dw_mci_state { + STATE_IDLE = 0, + STATE_SENDING_CMD, + STATE_SENDING_DATA, + STATE_DATA_BUSY, + STATE_SENDING_STOP, + STATE_DATA_ERROR, +}; + +enum { + EVENT_CMD_COMPLETE = 0, + EVENT_XFER_COMPLETE, + EVENT_DATA_COMPLETE, + EVENT_DATA_ERROR, + EVENT_XFER_ERROR +}; + +struct mmc_data; + +/** + * struct dw_mci - MMC controller state shared between all slots + * @lock: Spinlock protecting the queue and associated data. + * @regs: Pointer to MMIO registers. + * @sg: Scatterlist entry currently being processed by PIO code, if any. + * @pio_offset: Offset into the current scatterlist entry. + * @cur_slot: The slot which is currently using the controller. + * @mrq: The request currently being processed on @cur_slot, + * or NULL if the controller is idle. + * @cmd: The command currently being sent to the card, or NULL. + * @data: The data currently being transferred, or NULL if no data + * transfer is in progress. + * @use_dma: Whether DMA channel is initialized or not. + * @sg_dma: Bus address of DMA buffer. + * @sg_cpu: Virtual address of DMA buffer. + * @dma_ops: Pointer to platform-specific DMA callbacks. + * @cmd_status: Snapshot of SR taken upon completion of the current + * command. Only valid when EVENT_CMD_COMPLETE is pending. + * @data_status: Snapshot of SR taken upon completion of the current + * data transfer. Only valid when EVENT_DATA_COMPLETE or + * EVENT_DATA_ERROR is pending. + * @stop_cmdr: Value to be loaded into CMDR when the stop command is + * to be sent. + * @dir_status: Direction of current transfer. + * @tasklet: Tasklet running the request state machine. + * @card_tasklet: Tasklet handling card detect. + * @pending_events: Bitmask of events flagged by the interrupt handler + * to be processed by the tasklet. + * @completed_events: Bitmask of events which the state machine has + * processed. + * @state: Tasklet state. + * @queue: List of slots waiting for access to the controller. + * @bus_hz: The rate of @mck in Hz. This forms the basis for MMC bus + * rate and timeout calculations. + * @current_speed: Configured rate of the controller. + * @num_slots: Number of slots available. + * @pdev: Platform device associated with the MMC controller. + * @pdata: Platform data associated with the MMC controller. + * @slot: Slots sharing this MMC controller. + * @data_shift: log2 of FIFO item size. + * @push_data: Pointer to FIFO push function. + * @pull_data: Pointer to FIFO pull function. + * @quirks: Set of quirks that apply to specific versions of the IP. + * + * Locking + * ======= + * + * @lock is a softirq-safe spinlock protecting @queue as well as + * @cur_slot, @mrq and @state. These must always be updated + * at the same time while holding @lock. + * + * The @mrq field of struct dw_mci_slot is also protected by @lock, + * and must always be written at the same time as the slot is added to + * @queue. + * + * @pending_events and @completed_events are accessed using atomic bit + * operations, so they don't need any locking. + * + * None of the fields touched by the interrupt handler need any + * locking. However, ordering is important: Before EVENT_DATA_ERROR or + * EVENT_DATA_COMPLETE is set in @pending_events, all data-related + * interrupts must be disabled and @data_status updated with a + * snapshot of SR. Similarly, before EVENT_CMD_COMPLETE is set, the + * CMDRDY interrupt must be disabled and @cmd_status updated with a + * snapshot of SR, and before EVENT_XFER_COMPLETE can be set, the + * bytes_xfered field of @data must be written. This is ensured by + * using barriers. + */ +struct dw_mci { + spinlock_t lock; + void __iomem *regs; + + struct scatterlist *sg; + unsigned int pio_offset; + + struct dw_mci_slot *cur_slot; + struct mmc_request *mrq; + struct mmc_command *cmd; + struct mmc_data *data; + + /* DMA interface members*/ + int use_dma; + + dma_addr_t sg_dma; + void *sg_cpu; + struct dw_mci_dma_ops *dma_ops; +#ifdef CONFIG_MMC_DW_IDMAC + unsigned int ring_size; +#else + struct dw_mci_dma_data *dma_data; +#endif + u32 cmd_status; + u32 data_status; + u32 stop_cmdr; + u32 dir_status; + struct tasklet_struct tasklet; + struct tasklet_struct card_tasklet; + unsigned long pending_events; + unsigned long completed_events; + enum dw_mci_state state; + struct list_head queue; + + u32 bus_hz; + u32 current_speed; + u32 num_slots; + u32 fifoth_val; + struct platform_device *pdev; + struct dw_mci_board *pdata; + struct dw_mci_slot *slot[MAX_MCI_SLOTS]; + + /* FIFO push and pull */ + int data_shift; + void (*push_data)(struct dw_mci *host, void *buf, int cnt); + void (*pull_data)(struct dw_mci *host, void *buf, int cnt); + + /* Workaround flags */ + u32 quirks; + + struct regulator *vmmc; /* Power regulator */ +}; + +/* DMA ops for Internal/External DMAC interface */ +struct dw_mci_dma_ops { + /* DMA Ops */ + int (*init)(struct dw_mci *host); + void (*start)(struct dw_mci *host, unsigned int sg_len); + void (*complete)(struct dw_mci *host); + void (*stop)(struct dw_mci *host); + void (*cleanup)(struct dw_mci *host); + void (*exit)(struct dw_mci *host); +}; + +/* IP Quirks/flags. */ +/* DTO fix for command transmission with IDMAC configured */ +#define DW_MCI_QUIRK_IDMAC_DTO BIT(0) +/* delay needed between retries on some 2.11a implementations */ +#define DW_MCI_QUIRK_RETRY_DELAY BIT(1) +/* High Speed Capable - Supports HS cards (up to 50MHz) */ +#define DW_MCI_QUIRK_HIGHSPEED BIT(2) +/* Unreliable card detection */ +#define DW_MCI_QUIRK_BROKEN_CARD_DETECTION BIT(3) + + +struct dma_pdata; + +struct block_settings { + unsigned short max_segs; /* see blk_queue_max_segments */ + unsigned int max_blk_size; /* maximum size of one mmc block */ + unsigned int max_blk_count; /* maximum number of blocks in one req*/ + unsigned int max_req_size; /* maximum number of bytes in one req*/ + unsigned int max_seg_size; /* see blk_queue_max_segment_size */ +}; + +/* Board platform data */ +struct dw_mci_board { + u32 num_slots; + + u32 quirks; /* Workaround / Quirk flags */ + unsigned int bus_hz; /* Bus speed */ + + unsigned int caps; /* Capabilities */ + + /* delay in mS before detecting cards after interrupt */ + u32 detect_delay_ms; + + int (*init)(u32 slot_id, irq_handler_t , void *); + int (*get_ro)(u32 slot_id); + int (*get_cd)(u32 slot_id); + int (*get_ocr)(u32 slot_id); + int (*get_bus_wd)(u32 slot_id); + /* + * Enable power to selected slot and set voltage to desired level. + * Voltage levels are specified using MMC_VDD_xxx defines defined + * in linux/mmc/host.h file. + */ + void (*setpower)(u32 slot_id, u32 volt); + void (*exit)(u32 slot_id); + void (*select_slot)(u32 slot_id); + + struct dw_mci_dma_ops *dma_ops; + struct dma_pdata *data; + struct block_settings *blk_settings; +}; + +#endif /* _LINUX_MMC_DW_MMC_H_ */ diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 1575b52c3bfa..bcb793ec7374 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -50,6 +50,12 @@ struct mmc_ios { #define MMC_TIMING_LEGACY 0 #define MMC_TIMING_MMC_HS 1 #define MMC_TIMING_SD_HS 2 + + unsigned char ddr; /* dual data rate used */ + +#define MMC_SDR_MODE 0 +#define MMC_1_2V_DDR_MODE 1 +#define MMC_1_8V_DDR_MODE 2 }; struct mmc_host_ops { @@ -123,7 +129,11 @@ struct mmc_host { const struct mmc_host_ops *ops; unsigned int f_min; unsigned int f_max; + unsigned int f_init; u32 ocr_avail; + u32 ocr_avail_sdio; /* SDIO-specific OCR */ + u32 ocr_avail_sd; /* SD-specific OCR */ + u32 ocr_avail_mmc; /* MMC-specific OCR */ struct notifier_block pm_notify; #define MMC_VDD_165_195 0x00000080 /* VDD voltage 1.65 - 1.95 */ @@ -157,13 +167,28 @@ struct mmc_host { #define MMC_CAP_NONREMOVABLE (1 << 8) /* Nonremovable e.g. eMMC */ #define MMC_CAP_WAIT_WHILE_BUSY (1 << 9) /* Waits while card is busy */ #define MMC_CAP_ERASE (1 << 10) /* Allow erase/trim commands */ +#define MMC_CAP_1_8V_DDR (1 << 11) /* can support */ + /* DDR mode at 1.8V */ +#define MMC_CAP_1_2V_DDR (1 << 12) /* can support */ + /* DDR mode at 1.2V */ +#define MMC_CAP_POWER_OFF_CARD (1 << 13) /* Can power off after boot */ +#define MMC_CAP_BUS_WIDTH_TEST (1 << 14) /* CMD14/CMD19 bus width ok */ mmc_pm_flag_t pm_caps; /* supported pm features */ +#ifdef CONFIG_MMC_CLKGATE + int clk_requests; /* internal reference counter */ + unsigned int clk_delay; /* number of MCI clk hold cycles */ + bool clk_gated; /* clock gated */ + struct work_struct clk_gate_work; /* delayed clock gate */ + unsigned int clk_old; /* old clock value cache */ + spinlock_t clk_lock; /* lock for clk fields */ + struct mutex clk_gate_mutex; /* mutex for clock gating */ +#endif + /* host specific block data */ unsigned int max_seg_size; /* see blk_queue_max_segment_size */ - unsigned short max_hw_segs; /* see blk_queue_max_hw_segments */ - unsigned short max_phys_segs; /* see blk_queue_max_phys_segments */ + unsigned short max_segs; /* see blk_queue_max_segments */ unsigned short unused; unsigned int max_req_size; /* maximum number of bytes in one req */ unsigned int max_blk_size; /* maximum size of one mmc block */ @@ -212,6 +237,10 @@ struct mmc_host { struct led_trigger *led; /* activity led */ #endif +#ifdef CONFIG_REGULATOR + bool regulator_enabled; /* regulator state */ +#endif + struct dentry *debugfs_root; unsigned long private[0] ____cacheline_aligned; @@ -236,8 +265,8 @@ static inline void *mmc_priv(struct mmc_host *host) extern int mmc_suspend_host(struct mmc_host *); extern int mmc_resume_host(struct mmc_host *); -extern void mmc_power_save_host(struct mmc_host *host); -extern void mmc_power_restore_host(struct mmc_host *host); +extern int mmc_power_save_host(struct mmc_host *host); +extern int mmc_power_restore_host(struct mmc_host *host); extern void mmc_detect_change(struct mmc_host *, unsigned long delay); extern void mmc_request_done(struct mmc_host *, struct mmc_request *); @@ -250,8 +279,24 @@ static inline void mmc_signal_sdio_irq(struct mmc_host *host) struct regulator; +#ifdef CONFIG_REGULATOR int mmc_regulator_get_ocrmask(struct regulator *supply); -int mmc_regulator_set_ocr(struct regulator *supply, unsigned short vdd_bit); +int mmc_regulator_set_ocr(struct mmc_host *mmc, + struct regulator *supply, + unsigned short vdd_bit); +#else +static inline int mmc_regulator_get_ocrmask(struct regulator *supply) +{ + return 0; +} + +static inline int mmc_regulator_set_ocr(struct mmc_host *mmc, + struct regulator *supply, + unsigned short vdd_bit) +{ + return 0; +} +#endif int mmc_card_awake(struct mmc_host *host); int mmc_card_sleep(struct mmc_host *host); @@ -268,5 +313,18 @@ static inline void mmc_set_disable_delay(struct mmc_host *host, host->disable_delay = disable_delay; } +/* Module parameter */ +extern int mmc_assume_removable; + +static inline int mmc_card_is_removable(struct mmc_host *host) +{ + return !(host->caps & MMC_CAP_NONREMOVABLE) && mmc_assume_removable; +} + +static inline int mmc_card_is_powered_resumed(struct mmc_host *host) +{ + return host->pm_flags & MMC_PM_KEEP_POWER; +} + #endif diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index dd11ae51fb68..264ba5451e3b 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -40,7 +40,9 @@ #define MMC_READ_DAT_UNTIL_STOP 11 /* adtc [31:0] dadr R1 */ #define MMC_STOP_TRANSMISSION 12 /* ac R1b */ #define MMC_SEND_STATUS 13 /* ac [31:16] RCA R1 */ +#define MMC_BUS_TEST_R 14 /* adtc R1 */ #define MMC_GO_INACTIVE_STATE 15 /* ac [31:16] RCA */ +#define MMC_BUS_TEST_W 19 /* adtc R1 */ #define MMC_SPI_READ_OCR 58 /* spi spi_R3 */ #define MMC_SPI_CRC_ON_OFF 59 /* spi [0:0] flag spi_R1 */ @@ -251,6 +253,8 @@ struct _mmc_csd { * EXT_CSD fields */ +#define EXT_CSD_PARTITION_ATTRIBUTE 156 /* R/W */ +#define EXT_CSD_PARTITION_SUPPORT 160 /* RO */ #define EXT_CSD_ERASE_GROUP_DEF 175 /* R/W */ #define EXT_CSD_ERASED_MEM_CONT 181 /* RO */ #define EXT_CSD_BUS_WIDTH 183 /* R/W */ @@ -260,6 +264,7 @@ struct _mmc_csd { #define EXT_CSD_CARD_TYPE 196 /* RO */ #define EXT_CSD_SEC_CNT 212 /* RO, 4 bytes */ #define EXT_CSD_S_A_TIMEOUT 217 /* RO */ +#define EXT_CSD_HC_WP_GRP_SIZE 221 /* RO */ #define EXT_CSD_ERASE_TIMEOUT_MULT 223 /* RO */ #define EXT_CSD_HC_ERASE_GRP_SIZE 224 /* RO */ #define EXT_CSD_SEC_TRIM_MULT 229 /* RO */ @@ -277,11 +282,19 @@ struct _mmc_csd { #define EXT_CSD_CARD_TYPE_26 (1<<0) /* Card can run at 26MHz */ #define EXT_CSD_CARD_TYPE_52 (1<<1) /* Card can run at 52MHz */ -#define EXT_CSD_CARD_TYPE_MASK 0x3 /* Mask out reserved and DDR bits */ +#define EXT_CSD_CARD_TYPE_MASK 0xF /* Mask out reserved bits */ +#define EXT_CSD_CARD_TYPE_DDR_1_8V (1<<2) /* Card can run at 52MHz */ + /* DDR mode @1.8V or 3V I/O */ +#define EXT_CSD_CARD_TYPE_DDR_1_2V (1<<3) /* Card can run at 52MHz */ + /* DDR mode @1.2V I/O */ +#define EXT_CSD_CARD_TYPE_DDR_52 (EXT_CSD_CARD_TYPE_DDR_1_8V \ + | EXT_CSD_CARD_TYPE_DDR_1_2V) #define EXT_CSD_BUS_WIDTH_1 0 /* Card is in 1 bit mode */ #define EXT_CSD_BUS_WIDTH_4 1 /* Card is in 4 bit mode */ #define EXT_CSD_BUS_WIDTH_8 2 /* Card is in 8 bit mode */ +#define EXT_CSD_DDR_BUS_WIDTH_4 5 /* Card is in 4 bit DDR mode */ +#define EXT_CSD_DDR_BUS_WIDTH_8 6 /* Card is in 8 bit DDR mode */ #define EXT_CSD_SEC_ER_EN BIT(0) #define EXT_CSD_SEC_BD_BLK_EN BIT(2) diff --git a/include/linux/sdhci-pltfm.h b/include/linux/mmc/sdhci-pltfm.h index 0239bd70241e..548d59d404cb 100644 --- a/include/linux/sdhci-pltfm.h +++ b/include/linux/mmc/sdhci-pltfm.h @@ -28,7 +28,7 @@ struct sdhci_host; struct sdhci_pltfm_data { struct sdhci_ops *ops; unsigned int quirks; - int (*init)(struct sdhci_host *host); + int (*init)(struct sdhci_host *host, struct sdhci_pltfm_data *pdata); void (*exit)(struct sdhci_host *host); }; diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h new file mode 100644 index 000000000000..83bd9f76709a --- /dev/null +++ b/include/linux/mmc/sdhci.h @@ -0,0 +1,150 @@ +/* + * linux/include/linux/mmc/sdhci.h - Secure Digital Host Controller Interface + * + * Copyright (C) 2005-2008 Pierre Ossman, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + */ +#ifndef __SDHCI_H +#define __SDHCI_H + +#include <linux/scatterlist.h> +#include <linux/compiler.h> +#include <linux/types.h> +#include <linux/io.h> +#include <linux/mmc/host.h> + +struct sdhci_host { + /* Data set by hardware interface driver */ + const char *hw_name; /* Hardware bus name */ + + unsigned int quirks; /* Deviations from spec. */ + +/* Controller doesn't honor resets unless we touch the clock register */ +#define SDHCI_QUIRK_CLOCK_BEFORE_RESET (1<<0) +/* Controller has bad caps bits, but really supports DMA */ +#define SDHCI_QUIRK_FORCE_DMA (1<<1) +/* Controller doesn't like to be reset when there is no card inserted. */ +#define SDHCI_QUIRK_NO_CARD_NO_RESET (1<<2) +/* Controller doesn't like clearing the power reg before a change */ +#define SDHCI_QUIRK_SINGLE_POWER_WRITE (1<<3) +/* Controller has flaky internal state so reset it on each ios change */ +#define SDHCI_QUIRK_RESET_CMD_DATA_ON_IOS (1<<4) +/* Controller has an unusable DMA engine */ +#define SDHCI_QUIRK_BROKEN_DMA (1<<5) +/* Controller has an unusable ADMA engine */ +#define SDHCI_QUIRK_BROKEN_ADMA (1<<6) +/* Controller can only DMA from 32-bit aligned addresses */ +#define SDHCI_QUIRK_32BIT_DMA_ADDR (1<<7) +/* Controller can only DMA chunk sizes that are a multiple of 32 bits */ +#define SDHCI_QUIRK_32BIT_DMA_SIZE (1<<8) +/* Controller can only ADMA chunks that are a multiple of 32 bits */ +#define SDHCI_QUIRK_32BIT_ADMA_SIZE (1<<9) +/* Controller needs to be reset after each request to stay stable */ +#define SDHCI_QUIRK_RESET_AFTER_REQUEST (1<<10) +/* Controller needs voltage and power writes to happen separately */ +#define SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER (1<<11) +/* Controller provides an incorrect timeout value for transfers */ +#define SDHCI_QUIRK_BROKEN_TIMEOUT_VAL (1<<12) +/* Controller has an issue with buffer bits for small transfers */ +#define SDHCI_QUIRK_BROKEN_SMALL_PIO (1<<13) +/* Controller does not provide transfer-complete interrupt when not busy */ +#define SDHCI_QUIRK_NO_BUSY_IRQ (1<<14) +/* Controller has unreliable card detection */ +#define SDHCI_QUIRK_BROKEN_CARD_DETECTION (1<<15) +/* Controller reports inverted write-protect state */ +#define SDHCI_QUIRK_INVERTED_WRITE_PROTECT (1<<16) +/* Controller has nonstandard clock management */ +#define SDHCI_QUIRK_NONSTANDARD_CLOCK (1<<17) +/* Controller does not like fast PIO transfers */ +#define SDHCI_QUIRK_PIO_NEEDS_DELAY (1<<18) +/* Controller losing signal/interrupt enable states after reset */ +#define SDHCI_QUIRK_RESTORE_IRQS_AFTER_RESET (1<<19) +/* Controller has to be forced to use block size of 2048 bytes */ +#define SDHCI_QUIRK_FORCE_BLK_SZ_2048 (1<<20) +/* Controller cannot do multi-block transfers */ +#define SDHCI_QUIRK_NO_MULTIBLOCK (1<<21) +/* Controller can only handle 1-bit data transfers */ +#define SDHCI_QUIRK_FORCE_1_BIT_DATA (1<<22) +/* Controller needs 10ms delay between applying power and clock */ +#define SDHCI_QUIRK_DELAY_AFTER_POWER (1<<23) +/* Controller uses SDCLK instead of TMCLK for data timeouts */ +#define SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK (1<<24) +/* Controller reports wrong base clock capability */ +#define SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN (1<<25) +/* Controller cannot support End Attribute in NOP ADMA descriptor */ +#define SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC (1<<26) +/* Controller is missing device caps. Use caps provided by host */ +#define SDHCI_QUIRK_MISSING_CAPS (1<<27) +/* Controller uses Auto CMD12 command to stop the transfer */ +#define SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 (1<<28) +/* Controller doesn't have HISPD bit field in HI-SPEED SD card */ +#define SDHCI_QUIRK_NO_HISPD_BIT (1<<29) +/* Controller treats ADMA descriptors with length 0000h incorrectly */ +#define SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC (1<<30) + + int irq; /* Device IRQ */ + void __iomem *ioaddr; /* Mapped address */ + + const struct sdhci_ops *ops; /* Low level hw interface */ + + struct regulator *vmmc; /* Power regulator */ + + /* Internal data */ + struct mmc_host *mmc; /* MMC structure */ + u64 dma_mask; /* custom DMA mask */ + +#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) + struct led_classdev led; /* LED control */ + char led_name[32]; +#endif + + spinlock_t lock; /* Mutex */ + + int flags; /* Host attributes */ +#define SDHCI_USE_SDMA (1<<0) /* Host is SDMA capable */ +#define SDHCI_USE_ADMA (1<<1) /* Host is ADMA capable */ +#define SDHCI_REQ_USE_DMA (1<<2) /* Use DMA for this req. */ +#define SDHCI_DEVICE_DEAD (1<<3) /* Device unresponsive */ + + unsigned int version; /* SDHCI spec. version */ + + unsigned int max_clk; /* Max possible freq (MHz) */ + unsigned int timeout_clk; /* Timeout freq (KHz) */ + + unsigned int clock; /* Current clock (MHz) */ + u8 pwr; /* Current voltage */ + + struct mmc_request *mrq; /* Current request */ + struct mmc_command *cmd; /* Current command */ + struct mmc_data *data; /* Current data request */ + unsigned int data_early:1; /* Data finished before cmd */ + + struct sg_mapping_iter sg_miter; /* SG state for PIO */ + unsigned int blocks; /* remaining PIO blocks */ + + int sg_count; /* Mapped sg entries */ + + u8 *adma_desc; /* ADMA descriptor table */ + u8 *align_buffer; /* Bounce buffer */ + + dma_addr_t adma_addr; /* Mapped ADMA descr. table */ + dma_addr_t align_addr; /* Mapped bounce buffer */ + + struct tasklet_struct card_tasklet; /* Tasklet structures */ + struct tasklet_struct finish_tasklet; + + struct timer_list timer; /* Timer for timeouts */ + + unsigned int caps; /* Alternative capabilities */ + + unsigned int ocr_avail_sdio; /* OCR bit masks */ + unsigned int ocr_avail_sd; + unsigned int ocr_avail_mmc; + + unsigned long private[0] ____cacheline_aligned; +}; +#endif /* __SDHCI_H */ diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h index d4a2ebbdab4b..9eb9b4b96f55 100644 --- a/include/linux/mmc/sh_mmcif.h +++ b/include/linux/mmc/sh_mmcif.h @@ -14,8 +14,9 @@ #ifndef __SH_MMCIF_H__ #define __SH_MMCIF_H__ -#include <linux/platform_device.h> #include <linux/io.h> +#include <linux/platform_device.h> +#include <linux/sh_dma.h> /* * MMCIF : CE_CLK_CTRL [19:16] @@ -31,12 +32,19 @@ * 1111 : Peripheral clock (sup_pclk set '1') */ +struct sh_mmcif_dma { + struct sh_dmae_slave chan_priv_tx; + struct sh_dmae_slave chan_priv_rx; +}; + struct sh_mmcif_plat_data { void (*set_pwr)(struct platform_device *pdev, int state); void (*down_pwr)(struct platform_device *pdev); - u8 sup_pclk; /* 1 :SH7757, 0: SH7724/SH7372 */ - unsigned long caps; - u32 ocr; + int (*get_cd)(struct platform_device *pdef); + struct sh_mmcif_dma *dma; + u8 sup_pclk; /* 1 :SH7757, 0: SH7724/SH7372 */ + unsigned long caps; + u32 ocr; }; #define MMCIF_CE_CMD_SET 0x00000000 @@ -58,19 +66,45 @@ struct sh_mmcif_plat_data { #define MMCIF_CE_HOST_STS2 0x0000004C #define MMCIF_CE_VERSION 0x0000007C -extern inline u32 sh_mmcif_readl(void __iomem *addr, int reg) +/* CE_BUF_ACC */ +#define BUF_ACC_DMAWEN (1 << 25) +#define BUF_ACC_DMAREN (1 << 24) +#define BUF_ACC_BUSW_32 (0 << 17) +#define BUF_ACC_BUSW_16 (1 << 17) +#define BUF_ACC_ATYP (1 << 16) + +/* CE_CLK_CTRL */ +#define CLK_ENABLE (1 << 24) /* 1: output mmc clock */ +#define CLK_CLEAR ((1 << 19) | (1 << 18) | (1 << 17) | (1 << 16)) +#define CLK_SUP_PCLK ((1 << 19) | (1 << 18) | (1 << 17) | (1 << 16)) +#define CLKDIV_4 (1<<16) /* mmc clock frequency. + * n: bus clock/(2^(n+1)) */ +#define CLKDIV_256 (7<<16) /* mmc clock frequency. (see above) */ +#define SRSPTO_256 ((1 << 13) | (0 << 12)) /* resp timeout */ +#define SRBSYTO_29 ((1 << 11) | (1 << 10) | \ + (1 << 9) | (1 << 8)) /* resp busy timeout */ +#define SRWDTO_29 ((1 << 7) | (1 << 6) | \ + (1 << 5) | (1 << 4)) /* read/write timeout */ +#define SCCSTO_29 ((1 << 3) | (1 << 2) | \ + (1 << 1) | (1 << 0)) /* ccs timeout */ + +/* CE_VERSION */ +#define SOFT_RST_ON (1 << 31) +#define SOFT_RST_OFF 0 + +static inline u32 sh_mmcif_readl(void __iomem *addr, int reg) { - return readl(addr + reg); + return __raw_readl(addr + reg); } -extern inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val) +static inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val) { - writel(val, addr + reg); + __raw_writel(val, addr + reg); } #define SH_MMCIF_BBS 512 /* boot block size */ -extern inline void sh_mmcif_boot_cmd_send(void __iomem *base, +static inline void sh_mmcif_boot_cmd_send(void __iomem *base, unsigned long cmd, unsigned long arg) { sh_mmcif_writel(base, MMCIF_CE_INT, 0); @@ -78,7 +112,7 @@ extern inline void sh_mmcif_boot_cmd_send(void __iomem *base, sh_mmcif_writel(base, MMCIF_CE_CMD_SET, cmd); } -extern inline int sh_mmcif_boot_cmd_poll(void __iomem *base, unsigned long mask) +static inline int sh_mmcif_boot_cmd_poll(void __iomem *base, unsigned long mask) { unsigned long tmp; int cnt; @@ -94,14 +128,14 @@ extern inline int sh_mmcif_boot_cmd_poll(void __iomem *base, unsigned long mask) return -1; } -extern inline int sh_mmcif_boot_cmd(void __iomem *base, +static inline int sh_mmcif_boot_cmd(void __iomem *base, unsigned long cmd, unsigned long arg) { sh_mmcif_boot_cmd_send(base, cmd, arg); return sh_mmcif_boot_cmd_poll(base, 0x00010000); } -extern inline int sh_mmcif_boot_do_read_single(void __iomem *base, +static inline int sh_mmcif_boot_do_read_single(void __iomem *base, unsigned int block_nr, unsigned long *buf) { @@ -124,7 +158,7 @@ extern inline int sh_mmcif_boot_do_read_single(void __iomem *base, return 0; } -extern inline int sh_mmcif_boot_do_read(void __iomem *base, +static inline int sh_mmcif_boot_do_read(void __iomem *base, unsigned long first_block, unsigned long nr_blocks, void *buf) @@ -132,6 +166,17 @@ extern inline int sh_mmcif_boot_do_read(void __iomem *base, unsigned long k; int ret = 0; + /* In data transfer mode: Set clock to Bus clock/4 (about 20Mhz) */ + sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, + CLK_ENABLE | CLKDIV_4 | SRSPTO_256 | + SRBSYTO_29 | SRWDTO_29 | SCCSTO_29); + + /* CMD9 - Get CSD */ + sh_mmcif_boot_cmd(base, 0x09806000, 0x00010000); + + /* CMD7 - Select the card */ + sh_mmcif_boot_cmd(base, 0x07400000, 0x00010000); + /* CMD16 - Set the block size */ sh_mmcif_boot_cmd(base, 0x10400000, SH_MMCIF_BBS); @@ -142,23 +187,22 @@ extern inline int sh_mmcif_boot_do_read(void __iomem *base, return ret; } -extern inline void sh_mmcif_boot_init(void __iomem *base) +static inline void sh_mmcif_boot_init(void __iomem *base) { - unsigned long tmp; - /* reset */ - tmp = sh_mmcif_readl(base, MMCIF_CE_VERSION); - sh_mmcif_writel(base, MMCIF_CE_VERSION, tmp | 0x80000000); - sh_mmcif_writel(base, MMCIF_CE_VERSION, tmp & ~0x80000000); + sh_mmcif_writel(base, MMCIF_CE_VERSION, SOFT_RST_ON); + sh_mmcif_writel(base, MMCIF_CE_VERSION, SOFT_RST_OFF); /* byte swap */ - sh_mmcif_writel(base, MMCIF_CE_BUF_ACC, 0x00010000); + sh_mmcif_writel(base, MMCIF_CE_BUF_ACC, BUF_ACC_ATYP); /* Set block size in MMCIF hardware */ sh_mmcif_writel(base, MMCIF_CE_BLOCK_SET, SH_MMCIF_BBS); - /* Enable the clock, set it to Bus clock/256 (about 325Khz)*/ - sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, 0x01072fff); + /* Enable the clock, set it to Bus clock/256 (about 325Khz). */ + sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, + CLK_ENABLE | CLKDIV_256 | SRSPTO_256 | + SRBSYTO_29 | SRWDTO_29 | SCCSTO_29); /* CMD0 */ sh_mmcif_boot_cmd(base, 0x00000040, 0); @@ -176,25 +220,4 @@ extern inline void sh_mmcif_boot_init(void __iomem *base) sh_mmcif_boot_cmd(base, 0x03400040, 0x00010000); } -extern inline void sh_mmcif_boot_slurp(void __iomem *base, - unsigned char *buf, - unsigned long no_bytes) -{ - unsigned long tmp; - - /* In data transfer mode: Set clock to Bus clock/4 (about 20Mhz) */ - sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, 0x01012fff); - - /* CMD9 - Get CSD */ - sh_mmcif_boot_cmd(base, 0x09806000, 0x00010000); - - /* CMD7 - Select the card */ - sh_mmcif_boot_cmd(base, 0x07400000, 0x00010000); - - tmp = no_bytes / SH_MMCIF_BBS; - tmp += (no_bytes % SH_MMCIF_BBS) ? 1 : 0; - - sh_mmcif_boot_do_read(base, 512, tmp, buf); -} - #endif /* __SH_MMCIF_H__ */ diff --git a/include/linux/mfd/sh_mobile_sdhi.h b/include/linux/mmc/sh_mobile_sdhi.h index 49067802a6d7..c981b959760f 100644 --- a/include/linux/mfd/sh_mobile_sdhi.h +++ b/include/linux/mmc/sh_mobile_sdhi.h @@ -7,8 +7,10 @@ struct sh_mobile_sdhi_info { int dma_slave_tx; int dma_slave_rx; unsigned long tmio_flags; + unsigned long tmio_caps; u32 tmio_ocr_mask; /* available MMC voltages */ void (*set_pwr)(struct platform_device *pdev, int state); + int (*get_cd)(struct platform_device *pdev); }; #endif /* __SH_MOBILE_SDHI_H__ */ diff --git a/include/linux/mmc/tmio.h b/include/linux/mmc/tmio.h new file mode 100644 index 000000000000..19490b942db0 --- /dev/null +++ b/include/linux/mmc/tmio.h @@ -0,0 +1,63 @@ +/* + * include/linux/mmc/tmio.h + * + * Copyright (C) 2007 Ian Molton + * Copyright (C) 2004 Ian Molton + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Driver for the MMC / SD / SDIO cell found in: + * + * TC6393XB TC6391XB TC6387XB T7L66XB ASIC3 + */ +#ifndef _LINUX_MMC_TMIO_H_ +#define _LINUX_MMC_TMIO_H_ + +#define CTL_SD_CMD 0x00 +#define CTL_ARG_REG 0x04 +#define CTL_STOP_INTERNAL_ACTION 0x08 +#define CTL_XFER_BLK_COUNT 0xa +#define CTL_RESPONSE 0x0c +#define CTL_STATUS 0x1c +#define CTL_IRQ_MASK 0x20 +#define CTL_SD_CARD_CLK_CTL 0x24 +#define CTL_SD_XFER_LEN 0x26 +#define CTL_SD_MEM_CARD_OPT 0x28 +#define CTL_SD_ERROR_DETAIL_STATUS 0x2c +#define CTL_SD_DATA_PORT 0x30 +#define CTL_TRANSACTION_CTL 0x34 +#define CTL_SDIO_STATUS 0x36 +#define CTL_SDIO_IRQ_MASK 0x38 +#define CTL_RESET_SD 0xe0 +#define CTL_SDIO_REGS 0x100 +#define CTL_CLK_AND_WAIT_CTL 0x138 +#define CTL_RESET_SDIO 0x1e0 + +/* Definitions for values the CTRL_STATUS register can take. */ +#define TMIO_STAT_CMDRESPEND 0x00000001 +#define TMIO_STAT_DATAEND 0x00000004 +#define TMIO_STAT_CARD_REMOVE 0x00000008 +#define TMIO_STAT_CARD_INSERT 0x00000010 +#define TMIO_STAT_SIGSTATE 0x00000020 +#define TMIO_STAT_WRPROTECT 0x00000080 +#define TMIO_STAT_CARD_REMOVE_A 0x00000100 +#define TMIO_STAT_CARD_INSERT_A 0x00000200 +#define TMIO_STAT_SIGSTATE_A 0x00000400 +#define TMIO_STAT_CMD_IDX_ERR 0x00010000 +#define TMIO_STAT_CRCFAIL 0x00020000 +#define TMIO_STAT_STOPBIT_ERR 0x00040000 +#define TMIO_STAT_DATATIMEOUT 0x00080000 +#define TMIO_STAT_RXOVERFLOW 0x00100000 +#define TMIO_STAT_TXUNDERRUN 0x00200000 +#define TMIO_STAT_CMDTIMEOUT 0x00400000 +#define TMIO_STAT_RXRDY 0x01000000 +#define TMIO_STAT_TXRQ 0x02000000 +#define TMIO_STAT_ILL_FUNC 0x20000000 +#define TMIO_STAT_CMD_BUSY 0x40000000 +#define TMIO_STAT_ILL_ACCESS 0x80000000 + +#define TMIO_BBS 512 /* Boot block size */ + +#endif /* _LINUX_MMC_TMIO_H_ */ diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 4e02ee2b071e..cc2e7dfea9d7 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -62,6 +62,16 @@ struct mmu_notifier_ops { unsigned long address); /* + * test_young is called to check the young/accessed bitflag in + * the secondary pte. This is used to know if the page is + * frequently used without actually clearing the flag or tearing + * down the secondary mapping on the page. + */ + int (*test_young)(struct mmu_notifier *mn, + struct mm_struct *mm, + unsigned long address); + + /* * change_pte is called in cases that pte mapping to page is changed: * for example, when ksm remaps pte to point to a new shared page. */ @@ -163,6 +173,8 @@ extern void __mmu_notifier_mm_destroy(struct mm_struct *mm); extern void __mmu_notifier_release(struct mm_struct *mm); extern int __mmu_notifier_clear_flush_young(struct mm_struct *mm, unsigned long address); +extern int __mmu_notifier_test_young(struct mm_struct *mm, + unsigned long address); extern void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, pte_t pte); extern void __mmu_notifier_invalidate_page(struct mm_struct *mm, @@ -186,6 +198,14 @@ static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm, return 0; } +static inline int mmu_notifier_test_young(struct mm_struct *mm, + unsigned long address) +{ + if (mm_has_notifiers(mm)) + return __mmu_notifier_test_young(mm, address); + return 0; +} + static inline void mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, pte_t pte) { @@ -227,7 +247,7 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) /* * These two macros will sometime replace ptep_clear_flush. - * ptep_clear_flush is impleemnted as macro itself, so this also is + * ptep_clear_flush is implemented as macro itself, so this also is * implemented as a macro until ptep_clear_flush will converted to an * inline function, to diminish the risk of compilation failure. The * invalidate_page method over time can be moved outside the PT lock @@ -243,6 +263,32 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) __pte; \ }) +#define pmdp_clear_flush_notify(__vma, __address, __pmdp) \ +({ \ + pmd_t __pmd; \ + struct vm_area_struct *___vma = __vma; \ + unsigned long ___address = __address; \ + VM_BUG_ON(__address & ~HPAGE_PMD_MASK); \ + mmu_notifier_invalidate_range_start(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE);\ + __pmd = pmdp_clear_flush(___vma, ___address, __pmdp); \ + mmu_notifier_invalidate_range_end(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE); \ + __pmd; \ +}) + +#define pmdp_splitting_flush_notify(__vma, __address, __pmdp) \ +({ \ + struct vm_area_struct *___vma = __vma; \ + unsigned long ___address = __address; \ + VM_BUG_ON(__address & ~HPAGE_PMD_MASK); \ + mmu_notifier_invalidate_range_start(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE);\ + pmdp_splitting_flush(___vma, ___address, __pmdp); \ + mmu_notifier_invalidate_range_end(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE); \ +}) + #define ptep_clear_flush_young_notify(__vma, __address, __ptep) \ ({ \ int __young; \ @@ -254,6 +300,17 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) __young; \ }) +#define pmdp_clear_flush_young_notify(__vma, __address, __pmdp) \ +({ \ + int __young; \ + struct vm_area_struct *___vma = __vma; \ + unsigned long ___address = __address; \ + __young = pmdp_clear_flush_young(___vma, ___address, __pmdp); \ + __young |= mmu_notifier_clear_flush_young(___vma->vm_mm, \ + ___address); \ + __young; \ +}) + #define set_pte_at_notify(__mm, __address, __ptep, __pte) \ ({ \ struct mm_struct *___mm = __mm; \ @@ -276,6 +333,12 @@ static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm, return 0; } +static inline int mmu_notifier_test_young(struct mm_struct *mm, + unsigned long address) +{ + return 0; +} + static inline void mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, pte_t pte) { @@ -305,7 +368,10 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) } #define ptep_clear_flush_young_notify ptep_clear_flush_young +#define pmdp_clear_flush_young_notify pmdp_clear_flush_young #define ptep_clear_flush_notify ptep_clear_flush +#define pmdp_clear_flush_notify pmdp_clear_flush +#define pmdp_splitting_flush_notify pmdp_splitting_flush #define set_pte_at_notify set_pte_at #endif /* CONFIG_MMU_NOTIFIER */ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 3984c4eb41fd..e56f835274c9 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -104,6 +104,8 @@ enum zone_stat_item { NR_ISOLATED_ANON, /* Temporary isolated pages from anon lru */ NR_ISOLATED_FILE, /* Temporary isolated pages from file lru */ NR_SHMEM, /* shmem pages (included tmpfs/GEM pages) */ + NR_DIRTIED, /* page dirtyings since bootup */ + NR_WRITTEN, /* page writings since bootup */ #ifdef CONFIG_NUMA NUMA_HIT, /* allocated in intended node */ NUMA_MISS, /* allocated in non intended node */ @@ -112,6 +114,7 @@ enum zone_stat_item { NUMA_LOCAL, /* allocation from local node */ NUMA_OTHER, /* allocation from other node */ #endif + NR_ANON_TRANSPARENT_HUGEPAGES, NR_VM_ZONE_STAT_ITEMS }; /* @@ -421,6 +424,9 @@ struct zone { typedef enum { ZONE_RECLAIM_LOCKED, /* prevents concurrent reclaim */ ZONE_OOM_LOCKED, /* zone is in OOM killer zonelist */ + ZONE_CONGESTED, /* zone has many dirty pages backed by + * a congested BDI + */ } zone_flags_t; static inline void zone_set_flag(struct zone *zone, zone_flags_t flag) @@ -438,6 +444,11 @@ static inline void zone_clear_flag(struct zone *zone, zone_flags_t flag) clear_bit(flag, &zone->flags); } +static inline int zone_is_reclaim_congested(const struct zone *zone) +{ + return test_bit(ZONE_CONGESTED, &zone->flags); +} + static inline int zone_is_reclaim_locked(const struct zone *zone) { return test_bit(ZONE_RECLAIM_LOCKED, &zone->flags); @@ -448,12 +459,6 @@ static inline int zone_is_oom_locked(const struct zone *zone) return test_bit(ZONE_OOM_LOCKED, &zone->flags); } -#ifdef CONFIG_SMP -unsigned long zone_nr_free_pages(struct zone *zone); -#else -#define zone_nr_free_pages(zone) zone_page_state(zone, NR_FREE_PAGES) -#endif /* CONFIG_SMP */ - /* * The "priority" of VM scanning is how much of the queues we will scan in one * go. A value of 12 for DEF_PRIORITY implies that we will scan 1/4096th of the @@ -467,7 +472,7 @@ unsigned long zone_nr_free_pages(struct zone *zone); #ifdef CONFIG_NUMA /* - * The NUMA zonelists are doubled becausse we need zonelists that restrict the + * The NUMA zonelists are doubled because we need zonelists that restrict the * allocations to a single node for GFP_THISNODE. * * [0] : Zonelist with fallback @@ -635,6 +640,7 @@ typedef struct pglist_data { wait_queue_head_t kswapd_wait; struct task_struct *kswapd; int kswapd_max_order; + enum zone_type classzone_idx; } pg_data_t; #define node_present_pages(nid) (NODE_DATA(nid)->node_present_pages) @@ -650,8 +656,10 @@ typedef struct pglist_data { extern struct mutex zonelists_mutex; void build_all_zonelists(void *data); -void wakeup_kswapd(struct zone *zone, int order); -int zone_watermark_ok(struct zone *z, int order, unsigned long mark, +void wakeup_kswapd(struct zone *zone, int order, enum zone_type classzone_idx); +bool zone_watermark_ok(struct zone *z, int order, unsigned long mark, + int classzone_idx, int alloc_flags); +bool zone_watermark_ok_safe(struct zone *z, int order, unsigned long mark, int classzone_idx, int alloc_flags); enum memmap_context { MEMMAP_EARLY, diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 48c007dae476..ae28e93fd072 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -382,6 +382,23 @@ struct ssb_device_id { #define SSB_ANY_ID 0xFFFF #define SSB_ANY_REV 0xFF +/* Broadcom's specific AMBA core, see drivers/bcma/ */ +struct bcma_device_id { + __u16 manuf; + __u16 id; + __u8 rev; + __u8 class; +}; +#define BCMA_CORE(_manuf, _id, _rev, _class) \ + { .manuf = _manuf, .id = _id, .rev = _rev, .class = _class, } +#define BCMA_CORETABLE_END \ + { 0, }, + +#define BCMA_ANY_MANUF 0xFFFF +#define BCMA_ANY_ID 0xFFFF +#define BCMA_ANY_REV 0xFF +#define BCMA_ANY_CLASS 0xFF + struct virtio_device_id { __u32 device; __u32 vendor; diff --git a/include/linux/module.h b/include/linux/module.h index b29e7458b966..d9ca2d5dc6d0 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -58,6 +58,15 @@ struct module_attribute { void (*free)(struct module *); }; +struct module_version_attribute { + struct module_attribute mattr; + const char *module_name; + const char *version; +} __attribute__ ((__aligned__(sizeof(void *)))); + +extern ssize_t __modver_version_show(struct module_attribute *, + struct module *, char *); + struct module_kobject { struct kobject kobj; @@ -161,7 +170,26 @@ extern struct module __this_module; Using this automatically adds a checksum of the .c files and the local headers in "srcversion". */ + +#if defined(MODULE) || !defined(CONFIG_SYSFS) #define MODULE_VERSION(_version) MODULE_INFO(version, _version) +#else +#define MODULE_VERSION(_version) \ + static struct module_version_attribute ___modver_attr = { \ + .mattr = { \ + .attr = { \ + .name = "version", \ + .mode = S_IRUGO, \ + }, \ + .show = __modver_version_show, \ + }, \ + .module_name = KBUILD_MODNAME, \ + .version = _version, \ + }; \ + static const struct module_version_attribute \ + __used __attribute__ ((__section__ ("__modver"))) \ + * __moduleparam_const __modver_attr = &___modver_attr +#endif /* Optional firmware file (or files) needed by the module * format is simply firmware file name. Multiple firmware @@ -196,7 +224,7 @@ struct module_use { extern void *__crc_##sym __attribute__((weak)); \ static const unsigned long __kcrctab_##sym \ __used \ - __attribute__((section("__kcrctab" sec), unused)) \ + __attribute__((section("___kcrctab" sec "+" #sym), unused)) \ = (unsigned long) &__crc_##sym; #else #define __CRC_SYMBOL(sym, sec) @@ -211,7 +239,7 @@ struct module_use { = MODULE_SYMBOL_PREFIX #sym; \ static const struct kernel_symbol __ksymtab_##sym \ __used \ - __attribute__((section("__ksymtab" sec), unused)) \ + __attribute__((section("___ksymtab" sec "+" #sym), unused)) \ = { (unsigned long)&sym, __kstrtab_##sym } #define EXPORT_SYMBOL(sym) \ @@ -308,6 +336,9 @@ struct module /* The size of the executable code in each section. */ unsigned int init_text_size, core_text_size; + /* Size of RO sections of the module (text+rodata) */ + unsigned int init_ro_size, core_ro_size; + /* Arch-specific module values */ struct mod_arch_specific arch; @@ -337,34 +368,35 @@ struct module struct module_notes_attrs *notes_attrs; #endif + /* The command line arguments (may be mangled). People like + keeping pointers to this stuff */ + char *args; + #ifdef CONFIG_SMP /* Per-cpu data. */ void __percpu *percpu; unsigned int percpu_size; #endif - /* The command line arguments (may be mangled). People like - keeping pointers to this stuff */ - char *args; #ifdef CONFIG_TRACEPOINTS - struct tracepoint *tracepoints; unsigned int num_tracepoints; + struct tracepoint * const *tracepoints_ptrs; #endif #ifdef HAVE_JUMP_LABEL struct jump_entry *jump_entries; unsigned int num_jump_entries; #endif #ifdef CONFIG_TRACING - const char **trace_bprintk_fmt_start; unsigned int num_trace_bprintk_fmt; + const char **trace_bprintk_fmt_start; #endif #ifdef CONFIG_EVENT_TRACING - struct ftrace_event_call *trace_events; + struct ftrace_event_call **trace_events; unsigned int num_trace_events; #endif #ifdef CONFIG_FTRACE_MCOUNT_RECORD - unsigned long *ftrace_callsites; unsigned int num_ftrace_callsites; + unsigned long *ftrace_callsites; #endif #ifdef CONFIG_MODULE_UNLOAD @@ -445,8 +477,9 @@ const struct kernel_symbol *find_symbol(const char *name, bool warn); /* Walk the exported symbol table */ -bool each_symbol(bool (*fn)(const struct symsearch *arr, struct module *owner, - unsigned int symnum, void *data), void *data); +bool each_symbol_section(bool (*fn)(const struct symsearch *arr, + struct module *owner, + void *data), void *data); /* Returns 0 and fills in value, defined and namebuf, or -ERANGE if symnum out of range. */ @@ -517,7 +550,7 @@ static inline void __module_get(struct module *module) #define symbol_put_addr(p) do { } while(0) #endif /* CONFIG_MODULE_UNLOAD */ -int use_module(struct module *a, struct module *b); +int ref_module(struct module *a, struct module *b); /* This is a #define so the string doesn't get put in every .o file */ #define module_name(mod) \ @@ -672,7 +705,6 @@ static inline int module_get_iter_tracepoints(struct tracepoint_iter *iter) { return 0; } - #endif /* CONFIG_MODULES */ #ifdef CONFIG_SYSFS @@ -687,6 +719,13 @@ extern int module_sysfs_initialized; #define __MODULE_STRING(x) __stringify(x) +#ifdef CONFIG_DEBUG_SET_MODULE_RONX +extern void set_all_modules_text_rw(void); +extern void set_all_modules_text_ro(void); +#else +static inline void set_all_modules_text_rw(void) { } +static inline void set_all_modules_text_ro(void) { } +#endif #ifdef CONFIG_GENERIC_BUG void module_bug_finalize(const Elf_Ehdr *, const Elf_Shdr *, diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 9d2f1837b3d8..ddaae98c53f9 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -16,15 +16,17 @@ /* Chosen so that structs with an unsigned long line up. */ #define MAX_PARAM_PREFIX_LEN (64 - sizeof(unsigned long)) -#ifdef MODULE #define ___module_cat(a,b) __mod_ ## a ## b #define __module_cat(a,b) ___module_cat(a,b) +#ifdef MODULE #define __MODULE_INFO(tag, name, info) \ static const char __module_cat(name,__LINE__)[] \ - __used \ - __attribute__((section(".modinfo"),unused)) = __stringify(tag) "=" info + __used __attribute__((section(".modinfo"), unused, aligned(1))) \ + = __stringify(tag) "=" info #else /* !MODULE */ -#define __MODULE_INFO(tag, name, info) +/* This struct is here for syntactic coherency, it is not used */ +#define __MODULE_INFO(tag, name, info) \ + struct __module_cat(name,__LINE__) {} #endif #define __MODULE_PARM_TYPE(name, _type) \ __MODULE_INFO(parmtype, name##type, #name ":" _type) @@ -65,9 +67,9 @@ struct kparam_string { struct kparam_array { unsigned int max; + unsigned int elemsize; unsigned int *num; const struct kernel_param_ops *ops; - unsigned int elemsize; void *elem; }; @@ -369,8 +371,9 @@ extern int param_get_invbool(char *buffer, const struct kernel_param *kp); */ #define module_param_array_named(name, array, type, nump, perm) \ static const struct kparam_array __param_arr_##name \ - = { ARRAY_SIZE(array), nump, ¶m_ops_##type, \ - sizeof(array[0]), array }; \ + = { .max = ARRAY_SIZE(array), .num = nump, \ + .ops = ¶m_ops_##type, \ + .elemsize = sizeof(array[0]), .elem = array }; \ __module_param_call(MODULE_PARAM_PREFIX, name, \ ¶m_array_ops, \ .arr = &__param_arr_##name, \ diff --git a/include/linux/mount.h b/include/linux/mount.h index 5e7a59408dd4..604f122a2326 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -13,6 +13,7 @@ #include <linux/list.h> #include <linux/nodemask.h> #include <linux/spinlock.h> +#include <linux/seqlock.h> #include <asm/atomic.h> struct super_block; @@ -46,12 +47,24 @@ struct mnt_namespace; #define MNT_INTERNAL 0x4000 +struct mnt_pcp { + int mnt_count; + int mnt_writers; +}; + struct vfsmount { struct list_head mnt_hash; struct vfsmount *mnt_parent; /* fs we are mounted on */ struct dentry *mnt_mountpoint; /* dentry of mountpoint */ struct dentry *mnt_root; /* root of the mounted tree */ struct super_block *mnt_sb; /* pointer to superblock */ +#ifdef CONFIG_SMP + struct mnt_pcp __percpu *mnt_pcp; + atomic_t mnt_longterm; /* how many of the refs are longterm */ +#else + int mnt_count; + int mnt_writers; +#endif struct list_head mnt_mounts; /* list of children, anchored here */ struct list_head mnt_child; /* and going through their mnt_child */ int mnt_flags; @@ -70,57 +83,23 @@ struct vfsmount { struct mnt_namespace *mnt_ns; /* containing namespace */ int mnt_id; /* mount identifier */ int mnt_group_id; /* peer group identifier */ - /* - * We put mnt_count & mnt_expiry_mark at the end of struct vfsmount - * to let these frequently modified fields in a separate cache line - * (so that reads of mnt_flags wont ping-pong on SMP machines) - */ - atomic_t mnt_count; int mnt_expiry_mark; /* true if marked for expiry */ int mnt_pinned; int mnt_ghosts; -#ifdef CONFIG_SMP - int __percpu *mnt_writers; -#else - int mnt_writers; -#endif }; -static inline int *get_mnt_writers_ptr(struct vfsmount *mnt) -{ -#ifdef CONFIG_SMP - return mnt->mnt_writers; -#else - return &mnt->mnt_writers; -#endif -} - -static inline struct vfsmount *mntget(struct vfsmount *mnt) -{ - if (mnt) - atomic_inc(&mnt->mnt_count); - return mnt; -} - struct file; /* forward dec */ extern int mnt_want_write(struct vfsmount *mnt); extern int mnt_want_write_file(struct file *file); extern int mnt_clone_write(struct vfsmount *mnt); extern void mnt_drop_write(struct vfsmount *mnt); -extern void mntput_no_expire(struct vfsmount *mnt); +extern void mntput(struct vfsmount *mnt); +extern struct vfsmount *mntget(struct vfsmount *mnt); extern void mnt_pin(struct vfsmount *mnt); extern void mnt_unpin(struct vfsmount *mnt); extern int __mnt_is_readonly(struct vfsmount *mnt); -static inline void mntput(struct vfsmount *mnt) -{ - if (mnt) { - mnt->mnt_expiry_mark = 0; - mntput_no_expire(mnt); - } -} - extern struct vfsmount *do_kern_mount(const char *fstype, int flags, const char *name, void *data); @@ -129,12 +108,7 @@ extern struct vfsmount *vfs_kern_mount(struct file_system_type *type, int flags, const char *name, void *data); -struct nameidata; - -struct path; -extern int do_add_mount(struct vfsmount *newmnt, struct path *path, - int mnt_flags, struct list_head *fslist); - +extern void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list); extern void mark_mounts_for_expiry(struct list_head *mounts); extern dev_t name_to_dev_t(char *name); diff --git a/include/linux/mroute.h b/include/linux/mroute.h index 0fa7a3a874c8..46caaf44339d 100644 --- a/include/linux/mroute.h +++ b/include/linux/mroute.h @@ -150,6 +150,7 @@ static inline int ip_mroute_opt(int opt) extern int ip_mroute_setsockopt(struct sock *, int, char __user *, unsigned int); extern int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *); extern int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg); +extern int ipmr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg); extern int ip_mr_init(void); #else static inline @@ -243,6 +244,7 @@ struct mfc_cache { #ifdef __KERNEL__ struct rtmsg; extern int ipmr_get_route(struct net *net, struct sk_buff *skb, + __be32 saddr, __be32 daddr, struct rtmsg *rtm, int nowait); #endif diff --git a/include/linux/mroute6.h b/include/linux/mroute6.h index 6091ab77f388..a3759cb0ac10 100644 --- a/include/linux/mroute6.h +++ b/include/linux/mroute6.h @@ -136,6 +136,7 @@ extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, unsigned int extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *); extern int ip6_mr_input(struct sk_buff *skb); extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg); +extern int ip6mr_compat_ioctl(struct sock *sk, unsigned int cmd, void __user *arg); extern int ip6_mr_init(void); extern void ip6_mr_cleanup(void); #else @@ -248,7 +249,7 @@ static inline int ip6mr_sk_done(struct sock *sk) * Structure used to communicate from kernel to multicast router. * We'll overlay the structure onto an MLD header (not an IPv6 heder like igmpmsg{} * used for IPv4 implementation). This is because this structure will be passed via an - * IPv6 raw socket, on wich an application will only receiver the payload i.e the data after + * IPv6 raw socket, on which an application will only receiver the payload i.e the data after * the IPv6 header and all the extension headers. (See section 3 of RFC 3542) */ diff --git a/include/linux/msm_mdp.h b/include/linux/msm_mdp.h index d11fe0f2f956..fe722c1fb61d 100644 --- a/include/linux/msm_mdp.h +++ b/include/linux/msm_mdp.h @@ -32,6 +32,7 @@ enum { MDP_Y_CBCR_H2V1, /* Y and CrCb, pseduo planar w/ Cr is in MSB */ MDP_RGBA_8888, /* ARGB 888 */ MDP_BGRA_8888, /* ABGR 888 */ + MDP_RGBX_8888, /* RGBX 888 */ MDP_IMGTYPE_LIMIT /* Non valid image type after this enum */ }; diff --git a/include/linux/mtd/bbm.h b/include/linux/mtd/bbm.h index 7fa20beb2ab9..57cc0e63714f 100644 --- a/include/linux/mtd/bbm.h +++ b/include/linux/mtd/bbm.h @@ -84,7 +84,7 @@ struct nand_bbt_descr { #define NAND_BBT_PERCHIP 0x00000080 /* bbt has a version counter at offset veroffs */ #define NAND_BBT_VERSION 0x00000100 -/* Create a bbt if none axists */ +/* Create a bbt if none exists */ #define NAND_BBT_CREATE 0x00000200 /* Search good / bad pattern through all pages of a block */ #define NAND_BBT_SCANALLPAGES 0x00000400 @@ -102,6 +102,8 @@ struct nand_bbt_descr { #define NAND_BBT_SCANBYTE1AND6 0x00100000 /* The nand_bbt_descr was created dynamicaly and must be freed */ #define NAND_BBT_DYNAMICSTRUCT 0x00200000 +/* The bad block table does not OOB for marker */ +#define NAND_BBT_NO_OOB 0x00400000 /* The maximum number of blocks to scan for a bbt */ #define NAND_BBT_SCAN_MAXBLOCKS 4 diff --git a/include/linux/mtd/blktrans.h b/include/linux/mtd/blktrans.h index 26529ebd59cc..1bbd9f289245 100644 --- a/include/linux/mtd/blktrans.h +++ b/include/linux/mtd/blktrans.h @@ -36,6 +36,7 @@ struct mtd_blktrans_dev { struct mtd_info *mtd; struct mutex lock; int devnum; + bool bg_stop; unsigned long size; int readonly; int open; @@ -62,6 +63,7 @@ struct mtd_blktrans_ops { unsigned long block, char *buffer); int (*discard)(struct mtd_blktrans_dev *dev, unsigned long block, unsigned nr_blocks); + void (*background)(struct mtd_blktrans_dev *dev); /* Block layer ioctls */ int (*getgeo)(struct mtd_blktrans_dev *dev, struct hd_geometry *geo); @@ -85,6 +87,7 @@ extern int register_mtd_blktrans(struct mtd_blktrans_ops *tr); extern int deregister_mtd_blktrans(struct mtd_blktrans_ops *tr); extern int add_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); extern int del_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); +extern int mtd_blktrans_cease_background(struct mtd_blktrans_dev *dev); #endif /* __MTD_TRANS_H__ */ diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index d2118b0eac9a..d24925492972 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h @@ -289,6 +289,7 @@ struct cfi_private { must be of the same type. */ int mfr, id; int numchips; + map_word sector_erase_cmd; unsigned long chipshift; /* Because they're of the same type */ const char *im_name; /* inter_module name for cmdset_setup */ struct flchip chips[0]; /* per-chip data structure for each chip */ @@ -307,7 +308,7 @@ static inline uint32_t cfi_build_cmd_addr(uint32_t cmd_ofs, addr = (cmd_ofs * type) * interleave; - /* Modify the unlock address if we are in compatiblity mode. + /* Modify the unlock address if we are in compatibility mode. * For 16bit devices on 8 bit busses * and 32bit devices on 16 bit busses * set the low bit of the alternating bit sequence of the address. @@ -526,8 +527,7 @@ struct cfi_extquery *cfi_read_pri(struct map_info *map, uint16_t adr, uint16_t s struct cfi_fixup { uint16_t mfr; uint16_t id; - void (*fixup)(struct mtd_info *mtd, void* param); - void* param; + void (*fixup)(struct mtd_info *mtd); }; #define CFI_MFR_ANY 0xFFFF @@ -535,6 +535,7 @@ struct cfi_fixup { #define CFI_MFR_CONTINUATION 0x007F #define CFI_MFR_AMD 0x0001 +#define CFI_MFR_AMIC 0x0037 #define CFI_MFR_ATMEL 0x001F #define CFI_MFR_EON 0x001C #define CFI_MFR_FUJITSU 0x0004 diff --git a/include/linux/mtd/fsmc.h b/include/linux/mtd/fsmc.h new file mode 100644 index 000000000000..6987995ad3cf --- /dev/null +++ b/include/linux/mtd/fsmc.h @@ -0,0 +1,163 @@ +/* + * incude/mtd/fsmc.h + * + * ST Microelectronics + * Flexible Static Memory Controller (FSMC) + * platform data interface and header file + * + * Copyright © 2010 ST Microelectronics + * Vipin Kumar <vipin.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef __MTD_FSMC_H +#define __MTD_FSMC_H + +#include <linux/io.h> +#include <linux/platform_device.h> +#include <linux/mtd/physmap.h> +#include <linux/types.h> +#include <linux/mtd/partitions.h> +#include <asm/param.h> + +#define FSMC_NAND_BW8 1 +#define FSMC_NAND_BW16 2 + +/* + * The placement of the Command Latch Enable (CLE) and + * Address Latch Enable (ALE) is twisted around in the + * SPEAR310 implementation. + */ +#if defined(CONFIG_MACH_SPEAR310) +#define PLAT_NAND_CLE (1 << 17) +#define PLAT_NAND_ALE (1 << 16) +#else +#define PLAT_NAND_CLE (1 << 16) +#define PLAT_NAND_ALE (1 << 17) +#endif + +#define FSMC_MAX_NOR_BANKS 4 +#define FSMC_MAX_NAND_BANKS 4 + +#define FSMC_FLASH_WIDTH8 1 +#define FSMC_FLASH_WIDTH16 2 + +struct fsmc_nor_bank_regs { + uint32_t ctrl; + uint32_t ctrl_tim; +}; + +/* ctrl register definitions */ +#define BANK_ENABLE (1 << 0) +#define MUXED (1 << 1) +#define NOR_DEV (2 << 2) +#define WIDTH_8 (0 << 4) +#define WIDTH_16 (1 << 4) +#define RSTPWRDWN (1 << 6) +#define WPROT (1 << 7) +#define WRT_ENABLE (1 << 12) +#define WAIT_ENB (1 << 13) + +/* ctrl_tim register definitions */ + +struct fsmc_nand_bank_regs { + uint32_t pc; + uint32_t sts; + uint32_t comm; + uint32_t attrib; + uint32_t ioata; + uint32_t ecc1; + uint32_t ecc2; + uint32_t ecc3; +}; + +#define FSMC_NOR_REG_SIZE 0x40 + +struct fsmc_regs { + struct fsmc_nor_bank_regs nor_bank_regs[FSMC_MAX_NOR_BANKS]; + uint8_t reserved_1[0x40 - 0x20]; + struct fsmc_nand_bank_regs bank_regs[FSMC_MAX_NAND_BANKS]; + uint8_t reserved_2[0xfe0 - 0xc0]; + uint32_t peripid0; /* 0xfe0 */ + uint32_t peripid1; /* 0xfe4 */ + uint32_t peripid2; /* 0xfe8 */ + uint32_t peripid3; /* 0xfec */ + uint32_t pcellid0; /* 0xff0 */ + uint32_t pcellid1; /* 0xff4 */ + uint32_t pcellid2; /* 0xff8 */ + uint32_t pcellid3; /* 0xffc */ +}; + +#define FSMC_BUSY_WAIT_TIMEOUT (1 * HZ) + +/* pc register definitions */ +#define FSMC_RESET (1 << 0) +#define FSMC_WAITON (1 << 1) +#define FSMC_ENABLE (1 << 2) +#define FSMC_DEVTYPE_NAND (1 << 3) +#define FSMC_DEVWID_8 (0 << 4) +#define FSMC_DEVWID_16 (1 << 4) +#define FSMC_ECCEN (1 << 6) +#define FSMC_ECCPLEN_512 (0 << 7) +#define FSMC_ECCPLEN_256 (1 << 7) +#define FSMC_TCLR_1 (1 << 9) +#define FSMC_TAR_1 (1 << 13) + +/* sts register definitions */ +#define FSMC_CODE_RDY (1 << 15) + +/* comm register definitions */ +#define FSMC_TSET_0 (0 << 0) +#define FSMC_TWAIT_6 (6 << 8) +#define FSMC_THOLD_4 (4 << 16) +#define FSMC_THIZ_1 (1 << 24) + +/* + * There are 13 bytes of ecc for every 512 byte block in FSMC version 8 + * and it has to be read consecutively and immediately after the 512 + * byte data block for hardware to generate the error bit offsets + * Managing the ecc bytes in the following way is easier. This way is + * similar to oobfree structure maintained already in u-boot nand driver + */ +#define MAX_ECCPLACE_ENTRIES 32 + +struct fsmc_nand_eccplace { + uint8_t offset; + uint8_t length; +}; + +struct fsmc_eccplace { + struct fsmc_nand_eccplace eccplace[MAX_ECCPLACE_ENTRIES]; +}; + +/** + * fsmc_nand_platform_data - platform specific NAND controller config + * @partitions: partition table for the platform, use a default fallback + * if this is NULL + * @nr_partitions: the number of partitions in the previous entry + * @options: different options for the driver + * @width: bus width + * @bank: default bank + * @select_bank: callback to select a certain bank, this is + * platform-specific. If the controller only supports one bank + * this may be set to NULL + */ +struct fsmc_nand_platform_data { + struct mtd_partition *partitions; + unsigned int nr_partitions; + unsigned int options; + unsigned int width; + unsigned int bank; + void (*select_bank)(uint32_t bank, uint32_t busw); +}; + +extern int __init fsmc_nor_init(struct platform_device *pdev, + unsigned long base, uint32_t bank, uint32_t width); +extern void __init fsmc_init_board_info(struct platform_device *pdev, + struct mtd_partition *partitions, unsigned int nr_partitions, + unsigned int width); + +#endif /* __MTD_FSMC_H */ diff --git a/include/linux/mtd/inftl.h b/include/linux/mtd/inftl.h index 64ee53ce95a9..02cd5f9b79b8 100644 --- a/include/linux/mtd/inftl.h +++ b/include/linux/mtd/inftl.h @@ -37,14 +37,14 @@ struct INFTLrecord { __u16 firstEUN; __u16 lastEUN; __u16 numfreeEUNs; - __u16 LastFreeEUN; /* To speed up finding a free EUN */ + __u16 LastFreeEUN; /* To speed up finding a free EUN */ int head,sect,cyl; - __u16 *PUtable; /* Physical Unit Table */ - __u16 *VUtable; /* Virtual Unit Table */ - unsigned int nb_blocks; /* number of physical blocks */ - unsigned int nb_boot_blocks; /* number of blocks used by the bios */ - struct erase_info instr; - struct nand_ecclayout oobinfo; + __u16 *PUtable; /* Physical Unit Table */ + __u16 *VUtable; /* Virtual Unit Table */ + unsigned int nb_blocks; /* number of physical blocks */ + unsigned int nb_boot_blocks; /* number of blocks used by the bios */ + struct erase_info instr; + struct nand_ecclayout oobinfo; }; int INFTL_mount(struct INFTLrecord *s); diff --git a/include/linux/mtd/latch-addr-flash.h b/include/linux/mtd/latch-addr-flash.h new file mode 100644 index 000000000000..e94b8e128074 --- /dev/null +++ b/include/linux/mtd/latch-addr-flash.h @@ -0,0 +1,29 @@ +/* + * Interface for NOR flash driver whose high address lines are latched + * + * Copyright © 2008 MontaVista Software, Inc. <source@mvista.com> + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ +#ifndef __LATCH_ADDR_FLASH__ +#define __LATCH_ADDR_FLASH__ + +struct map_info; +struct mtd_partition; + +struct latch_addr_flash_data { + unsigned int width; + unsigned int size; + + int (*init)(void *data, int cs); + void (*done)(void *data); + void (*set_window)(unsigned long offset, void *data); + void *data; + + unsigned int nr_parts; + struct mtd_partition *parts; +}; + +#endif diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 8485e42a9b09..9d5306bad117 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -110,6 +110,21 @@ struct mtd_oob_ops { uint8_t *oobbuf; }; +#define MTD_MAX_OOBFREE_ENTRIES_LARGE 32 +#define MTD_MAX_ECCPOS_ENTRIES_LARGE 448 +/* + * Internal ECC layout control structure. For historical reasons, there is a + * similar, smaller struct nand_ecclayout_user (in mtd-abi.h) that is retained + * for export to user-space via the ECCGETLAYOUT ioctl. + * nand_ecclayout should be expandable in the future simply by the above macros. + */ +struct nand_ecclayout { + __u32 eccbytes; + __u32 eccpos[MTD_MAX_ECCPOS_ENTRIES_LARGE]; + __u32 oobavail; + struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES_LARGE]; +}; + struct mtd_info { u_char type; uint32_t flags; @@ -129,6 +144,17 @@ struct mtd_info { */ uint32_t writesize; + /* + * Size of the write buffer used by the MTD. MTD devices having a write + * buffer can write multiple writesize chunks at a time. E.g. while + * writing 4 * writesize bytes to a device with 2 * writesize bytes + * buffer the MTD driver can (but doesn't have to) do 2 writesize + * operations, but not 4. Currently, all NANDs have writebufsize + * equivalent to writesize (NAND page size). Some NOR flashes do have + * writebufsize greater than writesize. + */ + uint32_t writebufsize; + uint32_t oobsize; // Amount of OOB data per block (e.g. 16) uint32_t oobavail; // Available OOB bytes per block diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 102e12c58cb3..d44192740f6f 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -27,15 +27,17 @@ struct mtd_info; struct nand_flash_dev; /* Scan and identify a NAND device */ -extern int nand_scan (struct mtd_info *mtd, int max_chips); -/* Separate phases of nand_scan(), allowing board driver to intervene - * and override command or ECC setup according to flash type */ +extern int nand_scan(struct mtd_info *mtd, int max_chips); +/* + * Separate phases of nand_scan(), allowing board driver to intervene + * and override command or ECC setup according to flash type. + */ extern int nand_scan_ident(struct mtd_info *mtd, int max_chips, struct nand_flash_dev *table); extern int nand_scan_tail(struct mtd_info *mtd); /* Free resources held by the NAND device */ -extern void nand_release (struct mtd_info *mtd); +extern void nand_release(struct mtd_info *mtd); /* Internal helper for board drivers which need to override command function */ extern void nand_wait_ready(struct mtd_info *mtd); @@ -49,12 +51,13 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len); /* The maximum number of NAND chips in an array */ #define NAND_MAX_CHIPS 8 -/* This constant declares the max. oobsize / page, which +/* + * This constant declares the max. oobsize / page, which * is supported now. If you add a chip with bigger oobsize/page * adjust this accordingly. */ -#define NAND_MAX_OOBSIZE 256 -#define NAND_MAX_PAGESIZE 4096 +#define NAND_MAX_OOBSIZE 576 +#define NAND_MAX_PAGESIZE 8192 /* * Constants for hardware specific CLE/ALE/NCE function @@ -88,6 +91,7 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len); #define NAND_CMD_RNDIN 0x85 #define NAND_CMD_READID 0x90 #define NAND_CMD_ERASE2 0xd0 +#define NAND_CMD_PARAM 0xec #define NAND_CMD_RESET 0xff #define NAND_CMD_LOCK 0x2a @@ -136,6 +140,7 @@ typedef enum { NAND_ECC_HW, NAND_ECC_HW_SYNDROME, NAND_ECC_HW_OOB_FIRST, + NAND_ECC_SOFT_BCH, } nand_ecc_modes_t; /* @@ -152,9 +157,10 @@ typedef enum { #define NAND_GET_DEVICE 0x80 -/* Option constants for bizarre disfunctionality and real -* features -*/ +/* + * Option constants for bizarre disfunctionality and real + * features. + */ /* Chip can not auto increment pages */ #define NAND_NO_AUTOINCR 0x00000001 /* Buswitdh is 16 bit */ @@ -165,19 +171,27 @@ typedef enum { #define NAND_CACHEPRG 0x00000008 /* Chip has copy back function */ #define NAND_COPYBACK 0x00000010 -/* AND Chip which has 4 banks and a confusing page / block - * assignment. See Renesas datasheet for further information */ +/* + * AND Chip which has 4 banks and a confusing page / block + * assignment. See Renesas datasheet for further information. + */ #define NAND_IS_AND 0x00000020 -/* Chip has a array of 4 pages which can be read without - * additional ready /busy waits */ +/* + * Chip has a array of 4 pages which can be read without + * additional ready /busy waits. + */ #define NAND_4PAGE_ARRAY 0x00000040 -/* Chip requires that BBT is periodically rewritten to prevent +/* + * Chip requires that BBT is periodically rewritten to prevent * bits from adjacent blocks from 'leaking' in altering data. - * This happens with the Renesas AG-AND chips, possibly others. */ + * This happens with the Renesas AG-AND chips, possibly others. + */ #define BBT_AUTO_REFRESH 0x00000080 -/* Chip does not require ready check on read. True +/* + * Chip does not require ready check on read. True * for all large page devices, as they do not support - * autoincrement.*/ + * autoincrement. + */ #define NAND_NO_READRDY 0x00000100 /* Chip does not allow subpage writes */ #define NAND_NO_SUBPAGE_WRITE 0x00000200 @@ -205,16 +219,27 @@ typedef enum { #define NAND_CHIPOPTIONS_MSK (0x0000ffff & ~NAND_NO_AUTOINCR) /* Non chip related options */ -/* Use a flash based bad block table. This option is passed to the - * default bad block table function. */ +/* + * Use a flash based bad block table. OOB identifier is saved in OOB area. + * This option is passed to the default bad block table function. + */ #define NAND_USE_FLASH_BBT 0x00010000 /* This option skips the bbt scan during initialization. */ #define NAND_SKIP_BBTSCAN 0x00020000 -/* This option is defined if the board driver allocates its own buffers - (e.g. because it needs them DMA-coherent */ +/* + * This option is defined if the board driver allocates its own buffers + * (e.g. because it needs them DMA-coherent). + */ #define NAND_OWN_BUFFERS 0x00040000 /* Chip may not exist, so silence any errors in scan */ #define NAND_SCAN_SILENT_NODEV 0x00080000 +/* + * If passed additionally to NAND_USE_FLASH_BBT then BBT code will not touch + * the OOB area. + */ +#define NAND_USE_FLASH_BBT_NO_OOB 0x00100000 +/* Create an empty BBT with no vendor information if the BBT is available */ +#define NAND_CREATE_EMPTY_BBT 0x00200000 /* Options set by nand scan */ /* Nand scan has allocated controller struct */ @@ -227,15 +252,80 @@ typedef enum { /* Keep gcc happy */ struct nand_chip; +struct nand_onfi_params { + /* rev info and features block */ + /* 'O' 'N' 'F' 'I' */ + u8 sig[4]; + __le16 revision; + __le16 features; + __le16 opt_cmd; + u8 reserved[22]; + + /* manufacturer information block */ + char manufacturer[12]; + char model[20]; + u8 jedec_id; + __le16 date_code; + u8 reserved2[13]; + + /* memory organization block */ + __le32 byte_per_page; + __le16 spare_bytes_per_page; + __le32 data_bytes_per_ppage; + __le16 spare_bytes_per_ppage; + __le32 pages_per_block; + __le32 blocks_per_lun; + u8 lun_count; + u8 addr_cycles; + u8 bits_per_cell; + __le16 bb_per_lun; + __le16 block_endurance; + u8 guaranteed_good_blocks; + __le16 guaranteed_block_endurance; + u8 programs_per_page; + u8 ppage_attr; + u8 ecc_bits; + u8 interleaved_bits; + u8 interleaved_ops; + u8 reserved3[13]; + + /* electrical parameter block */ + u8 io_pin_capacitance_max; + __le16 async_timing_mode; + __le16 program_cache_timing_mode; + __le16 t_prog; + __le16 t_bers; + __le16 t_r; + __le16 t_ccs; + __le16 src_sync_timing_mode; + __le16 src_ssync_features; + __le16 clk_pin_capacitance_typ; + __le16 io_pin_capacitance_typ; + __le16 input_pin_capacitance_typ; + u8 input_pin_capacitance_max; + u8 driver_strenght_support; + __le16 t_int_r; + __le16 t_ald; + u8 reserved4[7]; + + /* vendor */ + u8 reserved5[90]; + + __le16 crc; +} __attribute__((packed)); + +#define ONFI_CRC_BASE 0x4F4E + /** * struct nand_hw_control - Control structure for hardware controller (e.g ECC generator) shared among independent devices * @lock: protection lock * @active: the mtd device which holds the controller currently - * @wq: wait queue to sleep on if a NAND operation is in progress - * used instead of the per chip wait queue when a hw controller is available + * @wq: wait queue to sleep on if a NAND operation is in + * progress used instead of the per chip wait queue + * when a hw controller is available. */ struct nand_hw_control { - spinlock_t lock; + spinlock_t lock; struct nand_chip *active; wait_queue_head_t wq; }; @@ -250,57 +340,50 @@ struct nand_hw_control { * @prepad: padding information for syndrome based ecc generators * @postpad: padding information for syndrome based ecc generators * @layout: ECC layout control struct pointer + * @priv: pointer to private ecc control data * @hwctl: function to control hardware ecc generator. Must only * be provided if an hardware ECC is available * @calculate: function for ecc calculation or readback from ecc hardware * @correct: function for ecc correction, matching to ecc generator (sw/hw) * @read_page_raw: function to read a raw page without ECC * @write_page_raw: function to write a raw page without ECC - * @read_page: function to read a page according to the ecc generator requirements + * @read_page: function to read a page according to the ecc generator + * requirements. * @read_subpage: function to read parts of the page covered by ECC. - * @write_page: function to write a page according to the ecc generator requirements + * @write_page: function to write a page according to the ecc generator + * requirements. * @read_oob: function to read chip OOB data * @write_oob: function to write chip OOB data */ struct nand_ecc_ctrl { - nand_ecc_modes_t mode; - int steps; - int size; - int bytes; - int total; - int prepad; - int postpad; + nand_ecc_modes_t mode; + int steps; + int size; + int bytes; + int total; + int prepad; + int postpad; struct nand_ecclayout *layout; - void (*hwctl)(struct mtd_info *mtd, int mode); - int (*calculate)(struct mtd_info *mtd, - const uint8_t *dat, - uint8_t *ecc_code); - int (*correct)(struct mtd_info *mtd, uint8_t *dat, - uint8_t *read_ecc, - uint8_t *calc_ecc); - int (*read_page_raw)(struct mtd_info *mtd, - struct nand_chip *chip, - uint8_t *buf, int page); - void (*write_page_raw)(struct mtd_info *mtd, - struct nand_chip *chip, - const uint8_t *buf); - int (*read_page)(struct mtd_info *mtd, - struct nand_chip *chip, - uint8_t *buf, int page); - int (*read_subpage)(struct mtd_info *mtd, - struct nand_chip *chip, - uint32_t offs, uint32_t len, - uint8_t *buf); - void (*write_page)(struct mtd_info *mtd, - struct nand_chip *chip, - const uint8_t *buf); - int (*read_oob)(struct mtd_info *mtd, - struct nand_chip *chip, - int page, - int sndcmd); - int (*write_oob)(struct mtd_info *mtd, - struct nand_chip *chip, - int page); + void *priv; + void (*hwctl)(struct mtd_info *mtd, int mode); + int (*calculate)(struct mtd_info *mtd, const uint8_t *dat, + uint8_t *ecc_code); + int (*correct)(struct mtd_info *mtd, uint8_t *dat, uint8_t *read_ecc, + uint8_t *calc_ecc); + int (*read_page_raw)(struct mtd_info *mtd, struct nand_chip *chip, + uint8_t *buf, int page); + void (*write_page_raw)(struct mtd_info *mtd, struct nand_chip *chip, + const uint8_t *buf); + int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip, + uint8_t *buf, int page); + int (*read_subpage)(struct mtd_info *mtd, struct nand_chip *chip, + uint32_t offs, uint32_t len, uint8_t *buf); + void (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, + const uint8_t *buf); + int (*read_oob)(struct mtd_info *mtd, struct nand_chip *chip, int page, + int sndcmd); + int (*write_oob)(struct mtd_info *mtd, struct nand_chip *chip, + int page); }; /** @@ -320,102 +403,134 @@ struct nand_buffers { /** * struct nand_chip - NAND Private Flash Chip Data - * @IO_ADDR_R: [BOARDSPECIFIC] address to read the 8 I/O lines of the flash device - * @IO_ADDR_W: [BOARDSPECIFIC] address to write the 8 I/O lines of the flash device + * @IO_ADDR_R: [BOARDSPECIFIC] address to read the 8 I/O lines of the + * flash device + * @IO_ADDR_W: [BOARDSPECIFIC] address to write the 8 I/O lines of the + * flash device. * @read_byte: [REPLACEABLE] read one byte from the chip * @read_word: [REPLACEABLE] read one word from the chip * @write_buf: [REPLACEABLE] write data from the buffer to the chip * @read_buf: [REPLACEABLE] read data from the chip into the buffer - * @verify_buf: [REPLACEABLE] verify buffer contents against the chip data + * @verify_buf: [REPLACEABLE] verify buffer contents against the chip + * data. * @select_chip: [REPLACEABLE] select chip nr * @block_bad: [REPLACEABLE] check, if the block is bad * @block_markbad: [REPLACEABLE] mark the block bad - * @cmd_ctrl: [BOARDSPECIFIC] hardwarespecific funtion for controlling + * @cmd_ctrl: [BOARDSPECIFIC] hardwarespecific function for controlling * ALE/CLE/nCE. Also used to write command and address - * @dev_ready: [BOARDSPECIFIC] hardwarespecific function for accesing device ready/busy line - * If set to NULL no access to ready/busy is available and the ready/busy information - * is read from the chip status register - * @cmdfunc: [REPLACEABLE] hardwarespecific function for writing commands to the chip - * @waitfunc: [REPLACEABLE] hardwarespecific function for wait on ready + * @init_size: [BOARDSPECIFIC] hardwarespecific function for setting + * mtd->oobsize, mtd->writesize and so on. + * @id_data contains the 8 bytes values of NAND_CMD_READID. + * Return with the bus width. + * @dev_ready: [BOARDSPECIFIC] hardwarespecific function for accesing + * device ready/busy line. If set to NULL no access to + * ready/busy is available and the ready/busy information + * is read from the chip status register. + * @cmdfunc: [REPLACEABLE] hardwarespecific function for writing + * commands to the chip. + * @waitfunc: [REPLACEABLE] hardwarespecific function for wait on + * ready. * @ecc: [BOARDSPECIFIC] ecc control ctructure * @buffers: buffer structure for read/write * @hwcontrol: platform-specific hardware control structure * @ops: oob operation operands - * @erase_cmd: [INTERN] erase command write function, selectable due to AND support + * @erase_cmd: [INTERN] erase command write function, selectable due + * to AND support. * @scan_bbt: [REPLACEABLE] function to scan bad block table - * @chip_delay: [BOARDSPECIFIC] chip dependent delay for transfering data from array to read regs (tR) + * @chip_delay: [BOARDSPECIFIC] chip dependent delay for transferring + * data from array to read regs (tR). * @state: [INTERN] the current state of the NAND device * @oob_poi: poison value buffer - * @page_shift: [INTERN] number of address bits in a page (column address bits) + * @page_shift: [INTERN] number of address bits in a page (column + * address bits). * @phys_erase_shift: [INTERN] number of address bits in a physical eraseblock * @bbt_erase_shift: [INTERN] number of address bits in a bbt entry * @chip_shift: [INTERN] number of address bits in one chip - * @options: [BOARDSPECIFIC] various chip options. They can partly be set to inform nand_scan about - * special functionality. See the defines for further explanation - * @badblockpos: [INTERN] position of the bad block marker in the oob area + * @options: [BOARDSPECIFIC] various chip options. They can partly + * be set to inform nand_scan about special functionality. + * See the defines for further explanation. + * @badblockpos: [INTERN] position of the bad block marker in the oob + * area. + * @badblockbits: [INTERN] number of bits to left-shift the bad block + * number * @cellinfo: [INTERN] MLC/multichip data from chip ident * @numchips: [INTERN] number of physical chips * @chipsize: [INTERN] the size of one chip for multichip arrays * @pagemask: [INTERN] page number mask = number of (pages / chip) - 1 - * @pagebuf: [INTERN] holds the pagenumber which is currently in data_buf + * @pagebuf: [INTERN] holds the pagenumber which is currently in + * data_buf. * @subpagesize: [INTERN] holds the subpagesize + * @onfi_version: [INTERN] holds the chip ONFI version (BCD encoded), + * non 0 if ONFI supported. + * @onfi_params: [INTERN] holds the ONFI page parameter when ONFI is + * supported, 0 otherwise. * @ecclayout: [REPLACEABLE] the default ecc placement scheme * @bbt: [INTERN] bad block table pointer - * @bbt_td: [REPLACEABLE] bad block table descriptor for flash lookup + * @bbt_td: [REPLACEABLE] bad block table descriptor for flash + * lookup. * @bbt_md: [REPLACEABLE] bad block table mirror descriptor - * @badblock_pattern: [REPLACEABLE] bad block scan pattern used for initial bad block scan - * @controller: [REPLACEABLE] a pointer to a hardware controller structure - * which is shared among multiple independend devices + * @badblock_pattern: [REPLACEABLE] bad block scan pattern used for initial + * bad block scan. + * @controller: [REPLACEABLE] a pointer to a hardware controller + * structure which is shared among multiple independend + * devices. * @priv: [OPTIONAL] pointer to private chip date - * @errstat: [OPTIONAL] hardware specific function to perform additional error status checks - * (determine if errors are correctable) + * @errstat: [OPTIONAL] hardware specific function to perform + * additional error status checks (determine if errors are + * correctable). * @write_page: [REPLACEABLE] High-level page write function */ struct nand_chip { - void __iomem *IO_ADDR_R; - void __iomem *IO_ADDR_W; - - uint8_t (*read_byte)(struct mtd_info *mtd); - u16 (*read_word)(struct mtd_info *mtd); - void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); - void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len); - int (*verify_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); - void (*select_chip)(struct mtd_info *mtd, int chip); - int (*block_bad)(struct mtd_info *mtd, loff_t ofs, int getchip); - int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); - void (*cmd_ctrl)(struct mtd_info *mtd, int dat, - unsigned int ctrl); - int (*dev_ready)(struct mtd_info *mtd); - void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column, int page_addr); - int (*waitfunc)(struct mtd_info *mtd, struct nand_chip *this); - void (*erase_cmd)(struct mtd_info *mtd, int page); - int (*scan_bbt)(struct mtd_info *mtd); - int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state, int status, int page); - int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, - const uint8_t *buf, int page, int cached, int raw); - - int chip_delay; - unsigned int options; - - int page_shift; - int phys_erase_shift; - int bbt_erase_shift; - int chip_shift; - int numchips; - uint64_t chipsize; - int pagemask; - int pagebuf; - int subpagesize; - uint8_t cellinfo; - int badblockpos; - int badblockbits; - - flstate_t state; - - uint8_t *oob_poi; - struct nand_hw_control *controller; - struct nand_ecclayout *ecclayout; + void __iomem *IO_ADDR_R; + void __iomem *IO_ADDR_W; + + uint8_t (*read_byte)(struct mtd_info *mtd); + u16 (*read_word)(struct mtd_info *mtd); + void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); + void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len); + int (*verify_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); + void (*select_chip)(struct mtd_info *mtd, int chip); + int (*block_bad)(struct mtd_info *mtd, loff_t ofs, int getchip); + int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); + void (*cmd_ctrl)(struct mtd_info *mtd, int dat, unsigned int ctrl); + int (*init_size)(struct mtd_info *mtd, struct nand_chip *this, + u8 *id_data); + int (*dev_ready)(struct mtd_info *mtd); + void (*cmdfunc)(struct mtd_info *mtd, unsigned command, int column, + int page_addr); + int(*waitfunc)(struct mtd_info *mtd, struct nand_chip *this); + void (*erase_cmd)(struct mtd_info *mtd, int page); + int (*scan_bbt)(struct mtd_info *mtd); + int (*errstat)(struct mtd_info *mtd, struct nand_chip *this, int state, + int status, int page); + int (*write_page)(struct mtd_info *mtd, struct nand_chip *chip, + const uint8_t *buf, int page, int cached, int raw); + + int chip_delay; + unsigned int options; + + int page_shift; + int phys_erase_shift; + int bbt_erase_shift; + int chip_shift; + int numchips; + uint64_t chipsize; + int pagemask; + int pagebuf; + int subpagesize; + uint8_t cellinfo; + int badblockpos; + int badblockbits; + + int onfi_version; + struct nand_onfi_params onfi_params; + + flstate_t state; + + uint8_t *oob_poi; + struct nand_hw_control *controller; + struct nand_ecclayout *ecclayout; struct nand_ecc_ctrl ecc; struct nand_buffers *buffers; @@ -423,13 +538,13 @@ struct nand_chip { struct mtd_oob_ops ops; - uint8_t *bbt; - struct nand_bbt_descr *bbt_td; - struct nand_bbt_descr *bbt_md; + uint8_t *bbt; + struct nand_bbt_descr *bbt_td; + struct nand_bbt_descr *bbt_md; - struct nand_bbt_descr *badblock_pattern; + struct nand_bbt_descr *badblock_pattern; - void *priv; + void *priv; }; /* @@ -473,7 +588,7 @@ struct nand_flash_dev { */ struct nand_manufacturers { int id; - char * name; + char *name; }; extern struct nand_flash_dev nand_flash_ids[]; @@ -486,7 +601,7 @@ extern int nand_isbad_bbt(struct mtd_info *mtd, loff_t offs, int allowbbt); extern int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr, int allowbbt); extern int nand_do_read(struct mtd_info *mtd, loff_t from, size_t len, - size_t * retlen, uint8_t * buf); + size_t *retlen, uint8_t *buf); /** * struct platform_nand_chip - chip level device structure @@ -502,17 +617,16 @@ extern int nand_do_read(struct mtd_info *mtd, loff_t from, size_t len, * @priv: hardware controller specific settings */ struct platform_nand_chip { - int nr_chips; - int chip_offset; - int nr_partitions; - struct mtd_partition *partitions; - struct nand_ecclayout *ecclayout; - int chip_delay; - unsigned int options; - const char **part_probe_types; - void (*set_parts)(uint64_t size, - struct platform_nand_chip *chip); - void *priv; + int nr_chips; + int chip_offset; + int nr_partitions; + struct mtd_partition *partitions; + struct nand_ecclayout *ecclayout; + int chip_delay; + unsigned int options; + const char **part_probe_types; + void (*set_parts)(uint64_t size, struct platform_nand_chip *chip); + void *priv; }; /* Keep gcc happy */ @@ -534,18 +648,15 @@ struct platform_device; * All fields are optional and depend on the hardware driver requirements */ struct platform_nand_ctrl { - int (*probe)(struct platform_device *pdev); - void (*remove)(struct platform_device *pdev); - void (*hwcontrol)(struct mtd_info *mtd, int cmd); - int (*dev_ready)(struct mtd_info *mtd); - void (*select_chip)(struct mtd_info *mtd, int chip); - void (*cmd_ctrl)(struct mtd_info *mtd, int dat, - unsigned int ctrl); - void (*write_buf)(struct mtd_info *mtd, - const uint8_t *buf, int len); - void (*read_buf)(struct mtd_info *mtd, - uint8_t *buf, int len); - void *priv; + int (*probe)(struct platform_device *pdev); + void (*remove)(struct platform_device *pdev); + void (*hwcontrol)(struct mtd_info *mtd, int cmd); + int (*dev_ready)(struct mtd_info *mtd); + void (*select_chip)(struct mtd_info *mtd, int chip); + void (*cmd_ctrl)(struct mtd_info *mtd, int dat, unsigned int ctrl); + void (*write_buf)(struct mtd_info *mtd, const uint8_t *buf, int len); + void (*read_buf)(struct mtd_info *mtd, uint8_t *buf, int len); + void *priv; }; /** @@ -554,8 +665,8 @@ struct platform_nand_ctrl { * @ctrl: controller level device structure */ struct platform_nand_data { - struct platform_nand_chip chip; - struct platform_nand_ctrl ctrl; + struct platform_nand_chip chip; + struct platform_nand_ctrl ctrl; }; /* Some helpers to access the data structures */ diff --git a/include/linux/mtd/nand_bch.h b/include/linux/mtd/nand_bch.h new file mode 100644 index 000000000000..74acf5367556 --- /dev/null +++ b/include/linux/mtd/nand_bch.h @@ -0,0 +1,72 @@ +/* + * Copyright © 2011 Ivan Djelic <ivan.djelic@parrot.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This file is the header for the NAND BCH ECC implementation. + */ + +#ifndef __MTD_NAND_BCH_H__ +#define __MTD_NAND_BCH_H__ + +struct mtd_info; +struct nand_bch_control; + +#if defined(CONFIG_MTD_NAND_ECC_BCH) + +static inline int mtd_nand_has_bch(void) { return 1; } + +/* + * Calculate BCH ecc code + */ +int nand_bch_calculate_ecc(struct mtd_info *mtd, const u_char *dat, + u_char *ecc_code); + +/* + * Detect and correct bit errors + */ +int nand_bch_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, + u_char *calc_ecc); +/* + * Initialize BCH encoder/decoder + */ +struct nand_bch_control * +nand_bch_init(struct mtd_info *mtd, unsigned int eccsize, + unsigned int eccbytes, struct nand_ecclayout **ecclayout); +/* + * Release BCH encoder/decoder resources + */ +void nand_bch_free(struct nand_bch_control *nbc); + +#else /* !CONFIG_MTD_NAND_ECC_BCH */ + +static inline int mtd_nand_has_bch(void) { return 0; } + +static inline int +nand_bch_calculate_ecc(struct mtd_info *mtd, const u_char *dat, + u_char *ecc_code) +{ + return -1; +} + +static inline int +nand_bch_correct_data(struct mtd_info *mtd, unsigned char *buf, + unsigned char *read_ecc, unsigned char *calc_ecc) +{ + return -1; +} + +static inline struct nand_bch_control * +nand_bch_init(struct mtd_info *mtd, unsigned int eccsize, + unsigned int eccbytes, struct nand_ecclayout **ecclayout) +{ + return NULL; +} + +static inline void nand_bch_free(struct nand_bch_control *nbc) {} + +#endif /* CONFIG_MTD_NAND_ECC_BCH */ + +#endif /* __MTD_NAND_BCH_H__ */ diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index 0c8815bfae1c..52b6f187bf49 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -118,6 +118,8 @@ struct onenand_chip { int (*chip_probe)(struct mtd_info *mtd); int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); int (*scan_bbt)(struct mtd_info *mtd); + int (*enable)(struct mtd_info *mtd); + int (*disable)(struct mtd_info *mtd); struct completion complete; int irq; @@ -137,6 +139,14 @@ struct onenand_chip { void *bbm; void *priv; + + /* + * Shows that the current operation is composed + * of sequence of commands. For example, cache program. + * Such command status OnGo bit is checked at the end of + * sequence. + */ + unsigned int ongoing; }; /* @@ -171,6 +181,9 @@ struct onenand_chip { #define ONENAND_IS_2PLANE(this) (0) #endif +#define ONENAND_IS_CACHE_PROGRAM(this) \ + (this->options & ONENAND_HAS_CACHE_PROGRAM) + /* Check byte access in OneNAND */ #define ONENAND_CHECK_BYTE_ACCESS(addr) (addr & 0x1) @@ -181,9 +194,11 @@ struct onenand_chip { #define ONENAND_HAS_UNLOCK_ALL (0x0002) #define ONENAND_HAS_2PLANE (0x0004) #define ONENAND_HAS_4KB_PAGE (0x0008) +#define ONENAND_HAS_CACHE_PROGRAM (0x0010) #define ONENAND_SKIP_UNLOCK_CHECK (0x0100) #define ONENAND_PAGEBUF_ALLOC (0x1000) #define ONENAND_OOBBUF_ALLOC (0x2000) +#define ONENAND_SKIP_INITIAL_UNLOCKING (0x4000) #define ONENAND_IS_4KB_PAGE(this) \ (this->options & ONENAND_HAS_4KB_PAGE) diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h index cd6f3b431195..d60130f88eed 100644 --- a/include/linux/mtd/onenand_regs.h +++ b/include/linux/mtd/onenand_regs.h @@ -168,6 +168,7 @@ #define ONENAND_SYS_CFG1_INT (1 << 6) #define ONENAND_SYS_CFG1_IOBE (1 << 5) #define ONENAND_SYS_CFG1_RDY_CONF (1 << 4) +#define ONENAND_SYS_CFG1_VHF (1 << 3) #define ONENAND_SYS_CFG1_HF (1 << 2) #define ONENAND_SYS_CFG1_SYNC_WRITE (1 << 1) diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h index 274b6196091d..4a0a8ba90a72 100644 --- a/include/linux/mtd/partitions.h +++ b/include/linux/mtd/partitions.h @@ -39,7 +39,7 @@ struct mtd_partition { uint64_t size; /* partition size */ uint64_t offset; /* offset within the master MTD space */ uint32_t mask_flags; /* master MTD flags to mask out for this partition */ - struct nand_ecclayout *ecclayout; /* out of band layout for this partition (NAND only)*/ + struct nand_ecclayout *ecclayout; /* out of band layout for this partition (NAND only) */ }; #define MTDPART_OFS_NXTBLK (-2) @@ -89,4 +89,9 @@ static inline int mtd_has_cmdlinepart(void) { return 1; } static inline int mtd_has_cmdlinepart(void) { return 0; } #endif +int mtd_is_partition(struct mtd_info *mtd); +int mtd_add_partition(struct mtd_info *master, char *name, + long long offset, long long length); +int mtd_del_partition(struct mtd_info *master, int partno); + #endif diff --git a/include/linux/mtd/super.h b/include/linux/mtd/super.h index 4016dd6fe336..f456230f9330 100644 --- a/include/linux/mtd/super.h +++ b/include/linux/mtd/super.h @@ -18,10 +18,9 @@ #include <linux/fs.h> #include <linux/mount.h> -extern int get_sb_mtd(struct file_system_type *fs_type, int flags, +extern struct dentry *mount_mtd(struct file_system_type *fs_type, int flags, const char *dev_name, void *data, - int (*fill_super)(struct super_block *, void *, int), - struct vfsmount *mnt); + int (*fill_super)(struct super_block *, void *, int)); extern void kill_mtd_super(struct super_block *sb); diff --git a/include/linux/mtd/ubi.h b/include/linux/mtd/ubi.h index b31bd9e9bca3..84854edf4436 100644 --- a/include/linux/mtd/ubi.h +++ b/include/linux/mtd/ubi.h @@ -116,18 +116,40 @@ struct ubi_volume_info { * struct ubi_device_info - UBI device description data structure. * @ubi_num: ubi device number * @leb_size: logical eraseblock size on this UBI device + * @leb_start: starting offset of logical eraseblocks within physical + * eraseblocks * @min_io_size: minimal I/O unit size + * @max_write_size: maximum amount of bytes the underlying flash can write at a + * time (MTD write buffer size) * @ro_mode: if this device is in read-only mode * @cdev: UBI character device major and minor numbers * * Note, @leb_size is the logical eraseblock size offered by the UBI device. * Volumes of this UBI device may have smaller logical eraseblock size if their * alignment is not equivalent to %1. + * + * The @max_write_size field describes flash write maximum write unit. For + * example, NOR flash allows for changing individual bytes, so @min_io_size is + * %1. However, it does not mean than NOR flash has to write data byte-by-byte. + * Instead, CFI NOR flashes have a write-buffer of, e.g., 64 bytes, and when + * writing large chunks of data, they write 64-bytes at a time. Obviously, this + * improves write throughput. + * + * Also, the MTD device may have N interleaved (striped) flash chips + * underneath, in which case @min_io_size can be physical min. I/O size of + * single flash chip, while @max_write_size can be N * @min_io_size. + * + * The @max_write_size field is always greater or equivalent to @min_io_size. + * E.g., some NOR flashes may have (@min_io_size = 1, @max_write_size = 64). In + * contrast, NAND flashes usually have @min_io_size = @max_write_size = NAND + * page size. */ struct ubi_device_info { int ubi_num; int leb_size; + int leb_start; int min_io_size; + int max_write_size; int ro_mode; dev_t cdev; }; diff --git a/include/linux/mtd/xip.h b/include/linux/mtd/xip.h index 36efcba15ecd..abed4dec5c2f 100644 --- a/include/linux/mtd/xip.h +++ b/include/linux/mtd/xip.h @@ -51,7 +51,7 @@ * return in usecs the elapsed timebetween now and the reference x as * returned by xip_currtime(). * - * note 1: convertion to usec can be approximated, as long as the + * note 1: conversion to usec can be approximated, as long as the * returned value is <= the real elapsed time. * note 2: this should be able to cope with a few seconds without * overflowing. diff --git a/include/linux/mutex.h b/include/linux/mutex.h index f363bc8fdc74..c75471db576e 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -51,7 +51,7 @@ struct mutex { spinlock_t wait_lock; struct list_head wait_list; #if defined(CONFIG_DEBUG_MUTEXES) || defined(CONFIG_SMP) - struct thread_info *owner; + struct task_struct *owner; #endif #ifdef CONFIG_DEBUG_MUTEXES const char *name; @@ -160,4 +160,8 @@ extern int mutex_trylock(struct mutex *lock); extern void mutex_unlock(struct mutex *lock); extern int atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock); +#ifndef CONFIG_HAVE_ARCH_MUTEX_CPU_RELAX +#define arch_mutex_cpu_relax() cpu_relax() +#endif + #endif diff --git a/include/linux/namei.h b/include/linux/namei.h index 05b441d93642..eba45ea10298 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -19,7 +19,9 @@ struct nameidata { struct path path; struct qstr last; struct path root; + struct inode *inode; /* path.dentry.d_inode */ unsigned int flags; + unsigned seq; int last_type; unsigned depth; char *saved_names[MAX_NESTED_LINKS + 1]; @@ -41,14 +43,17 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; * - require a directory * - ending slashes ok even for nonexistent files * - internal "there are more path components" flag - * - locked when lookup done with dcache_lock held * - dentry cache is untrusted; force a real lookup + * - suppress terminal automount */ -#define LOOKUP_FOLLOW 1 -#define LOOKUP_DIRECTORY 2 -#define LOOKUP_CONTINUE 4 -#define LOOKUP_PARENT 16 -#define LOOKUP_REVAL 64 +#define LOOKUP_FOLLOW 0x0001 +#define LOOKUP_DIRECTORY 0x0002 +#define LOOKUP_CONTINUE 0x0004 + +#define LOOKUP_PARENT 0x0010 +#define LOOKUP_REVAL 0x0020 +#define LOOKUP_RCU 0x0040 +#define LOOKUP_NO_AUTOMOUNT 0x0080 /* * Intent data */ @@ -57,6 +62,10 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; #define LOOKUP_EXCL 0x0400 #define LOOKUP_RENAME_TARGET 0x0800 +#define LOOKUP_JUMPED 0x1000 +#define LOOKUP_ROOT 0x2000 +#define LOOKUP_EMPTY 0x4000 + extern int user_path_at(int, const char __user *, unsigned, struct path *); #define user_path(name, path) user_path_at(AT_FDCWD, name, LOOKUP_FOLLOW, path) @@ -66,7 +75,7 @@ extern int user_path_at(int, const char __user *, unsigned, struct path *); extern int kern_path(const char *, unsigned, struct path *); -extern int path_lookup(const char *, unsigned, struct nameidata *); +extern int kern_path_parent(const char *, struct nameidata *); extern int vfs_path_lookup(struct dentry *, struct vfsmount *, const char *, unsigned int, struct nameidata *); @@ -75,6 +84,7 @@ extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry extern struct dentry *lookup_one_len(const char *, struct dentry *, int); +extern int follow_down_one(struct path *); extern int follow_down(struct path *); extern int follow_up(struct path *); diff --git a/include/linux/ncp_fs.h b/include/linux/ncp_fs.h index ef663061d5ac..e13eefef0653 100644 --- a/include/linux/ncp_fs.h +++ b/include/linux/ncp_fs.h @@ -143,104 +143,4 @@ struct ncp_nls_ioctl #define NCP_MAXPATHLEN 255 #define NCP_MAXNAMELEN 14 -#ifdef __KERNEL__ - -#include <linux/ncp_fs_i.h> -#include <linux/ncp_fs_sb.h> - -/* define because it is easy to change PRINTK to {*}PRINTK */ -#define PRINTK(format, args...) printk(KERN_DEBUG format , ## args) - -#undef NCPFS_PARANOIA -#ifdef NCPFS_PARANOIA -#define PPRINTK(format, args...) PRINTK(format , ## args) -#else -#define PPRINTK(format, args...) -#endif - -#ifndef DEBUG_NCP -#define DEBUG_NCP 0 -#endif -#if DEBUG_NCP > 0 -#define DPRINTK(format, args...) PRINTK(format , ## args) -#else -#define DPRINTK(format, args...) -#endif -#if DEBUG_NCP > 1 -#define DDPRINTK(format, args...) PRINTK(format , ## args) -#else -#define DDPRINTK(format, args...) -#endif - -#define NCP_MAX_RPC_TIMEOUT (6*HZ) - - -struct ncp_entry_info { - struct nw_info_struct i; - ino_t ino; - int opened; - int access; - unsigned int volume; - __u8 file_handle[6]; -}; - -static inline struct ncp_server *NCP_SBP(struct super_block *sb) -{ - return sb->s_fs_info; -} - -#define NCP_SERVER(inode) NCP_SBP((inode)->i_sb) -static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode) -{ - return container_of(inode, struct ncp_inode_info, vfs_inode); -} - -/* linux/fs/ncpfs/inode.c */ -int ncp_notify_change(struct dentry *, struct iattr *); -struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *); -void ncp_update_inode(struct inode *, struct ncp_entry_info *); -void ncp_update_inode2(struct inode *, struct ncp_entry_info *); - -/* linux/fs/ncpfs/dir.c */ -extern const struct inode_operations ncp_dir_inode_operations; -extern const struct file_operations ncp_dir_operations; -extern const struct dentry_operations ncp_root_dentry_operations; -int ncp_conn_logged_in(struct super_block *); -int ncp_date_dos2unix(__le16 time, __le16 date); -void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date); - -/* linux/fs/ncpfs/ioctl.c */ -long ncp_ioctl(struct file *, unsigned int, unsigned long); -long ncp_compat_ioctl(struct file *, unsigned int, unsigned long); - -/* linux/fs/ncpfs/sock.c */ -int ncp_request2(struct ncp_server *server, int function, - void* reply, int max_reply_size); -static inline int ncp_request(struct ncp_server *server, int function) { - return ncp_request2(server, function, server->packet, server->packet_size); -} -int ncp_connect(struct ncp_server *server); -int ncp_disconnect(struct ncp_server *server); -void ncp_lock_server(struct ncp_server *server); -void ncp_unlock_server(struct ncp_server *server); - -/* linux/fs/ncpfs/symlink.c */ -#if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS) -extern const struct address_space_operations ncp_symlink_aops; -int ncp_symlink(struct inode*, struct dentry*, const char*); -#endif - -/* linux/fs/ncpfs/file.c */ -extern const struct inode_operations ncp_file_inode_operations; -extern const struct file_operations ncp_file_operations; -int ncp_make_open(struct inode *, int); - -/* linux/fs/ncpfs/mmap.c */ -int ncp_mmap(struct file *, struct vm_area_struct *); - -/* linux/fs/ncpfs/ncplib_kernel.c */ -int ncp_make_closed(struct inode *); - -#endif /* __KERNEL__ */ - #endif /* _LINUX_NCP_FS_H */ diff --git a/include/linux/ncp_fs_i.h b/include/linux/ncp_fs_i.h deleted file mode 100644 index 4b0bec477846..000000000000 --- a/include/linux/ncp_fs_i.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * ncp_fs_i.h - * - * Copyright (C) 1995 Volker Lendecke - * - */ - -#ifndef _LINUX_NCP_FS_I -#define _LINUX_NCP_FS_I - -/* - * This is the ncpfs part of the inode structure. This must contain - * all the information we need to work with an inode after creation. - */ -struct ncp_inode_info { - __le32 dirEntNum; - __le32 DosDirNum; - __u8 volNumber; - __le32 nwattr; - struct mutex open_mutex; - atomic_t opened; - int access; - int flags; -#define NCPI_KLUDGE_SYMLINK 0x0001 - __u8 file_handle[6]; - struct inode vfs_inode; -}; - -#endif /* _LINUX_NCP_FS_I */ diff --git a/include/linux/ncp_fs_sb.h b/include/linux/ncp_fs_sb.h deleted file mode 100644 index d64b0e894336..000000000000 --- a/include/linux/ncp_fs_sb.h +++ /dev/null @@ -1,164 +0,0 @@ -/* - * ncp_fs_sb.h - * - * Copyright (C) 1995, 1996 by Volker Lendecke - * - */ - -#ifndef _NCP_FS_SB -#define _NCP_FS_SB - -#include <linux/types.h> -#include <linux/ncp_mount.h> -#include <linux/net.h> -#include <linux/mutex.h> -#include <linux/backing-dev.h> - -#ifdef __KERNEL__ - -#include <linux/workqueue.h> - -#define NCP_DEFAULT_OPTIONS 0 /* 2 for packet signatures */ - -struct sock; - -struct ncp_server { - - struct ncp_mount_data_kernel m; /* Nearly all of the mount data is of - interest for us later, so we store - it completely. */ - - __u8 name_space[NCP_NUMBER_OF_VOLUMES + 2]; - - struct file *ncp_filp; /* File pointer to ncp socket */ - struct socket *ncp_sock;/* ncp socket */ - struct file *info_filp; - struct socket *info_sock; - - u8 sequence; - u8 task; - u16 connection; /* Remote connection number */ - - u8 completion; /* Status message from server */ - u8 conn_status; /* Bit 4 = 1 ==> Server going down, no - requests allowed anymore. - Bit 0 = 1 ==> Server is down. */ - - int buffer_size; /* Negotiated bufsize */ - - int reply_size; /* Size of last reply */ - - int packet_size; - unsigned char *packet; /* Here we prepare requests and - receive replies */ - unsigned char *txbuf; /* Storage for current request */ - unsigned char *rxbuf; /* Storage for reply to current request */ - - int lock; /* To prevent mismatch in protocols. */ - struct mutex mutex; - - int current_size; /* for packet preparation */ - int has_subfunction; - int ncp_reply_size; - - int root_setuped; - struct mutex root_setup_lock; - - /* info for packet signing */ - int sign_wanted; /* 1=Server needs signed packets */ - int sign_active; /* 0=don't do signing, 1=do */ - char sign_root[8]; /* generated from password and encr. key */ - char sign_last[16]; - - /* Authentication info: NDS or BINDERY, username */ - struct { - int auth_type; - size_t object_name_len; - void* object_name; - int object_type; - } auth; - /* Password info */ - struct { - size_t len; - void* data; - } priv; - struct rw_semaphore auth_rwsem; - - /* nls info: codepage for volume and charset for I/O */ - struct nls_table *nls_vol; - struct nls_table *nls_io; - - /* maximum age in jiffies */ - atomic_t dentry_ttl; - - /* miscellaneous */ - unsigned int flags; - - spinlock_t requests_lock; /* Lock accesses to tx.requests, tx.creq and rcv.creq when STREAM mode */ - - void (*data_ready)(struct sock* sk, int len); - void (*error_report)(struct sock* sk); - void (*write_space)(struct sock* sk); /* STREAM mode only */ - struct { - struct work_struct tq; /* STREAM/DGRAM: data/error ready */ - struct ncp_request_reply* creq; /* STREAM/DGRAM: awaiting reply from this request */ - struct mutex creq_mutex; /* DGRAM only: lock accesses to rcv.creq */ - - unsigned int state; /* STREAM only: receiver state */ - struct { - __u32 magic __packed; - __u32 len __packed; - __u16 type __packed; - __u16 p1 __packed; - __u16 p2 __packed; - __u16 p3 __packed; - __u16 type2 __packed; - } buf; /* STREAM only: temporary buffer */ - unsigned char* ptr; /* STREAM only: pointer to data */ - size_t len; /* STREAM only: length of data to receive */ - } rcv; - struct { - struct list_head requests; /* STREAM only: queued requests */ - struct work_struct tq; /* STREAM only: transmitter ready */ - struct ncp_request_reply* creq; /* STREAM only: currently transmitted entry */ - } tx; - struct timer_list timeout_tm; /* DGRAM only: timeout timer */ - struct work_struct timeout_tq; /* DGRAM only: associated queue, we run timers from process context */ - int timeout_last; /* DGRAM only: current timeout length */ - int timeout_retries; /* DGRAM only: retries left */ - struct { - size_t len; - __u8 data[128]; - } unexpected_packet; - struct backing_dev_info bdi; -}; - -extern void ncp_tcp_rcv_proc(struct work_struct *work); -extern void ncp_tcp_tx_proc(struct work_struct *work); -extern void ncpdgram_rcv_proc(struct work_struct *work); -extern void ncpdgram_timeout_proc(struct work_struct *work); -extern void ncpdgram_timeout_call(unsigned long server); -extern void ncp_tcp_data_ready(struct sock* sk, int len); -extern void ncp_tcp_write_space(struct sock* sk); -extern void ncp_tcp_error_report(struct sock* sk); - -#define NCP_FLAG_UTF8 1 - -#define NCP_CLR_FLAG(server, flag) ((server)->flags &= ~(flag)) -#define NCP_SET_FLAG(server, flag) ((server)->flags |= (flag)) -#define NCP_IS_FLAG(server, flag) ((server)->flags & (flag)) - -static inline int ncp_conn_valid(struct ncp_server *server) -{ - return ((server->conn_status & 0x11) == 0); -} - -static inline void ncp_invalidate_conn(struct ncp_server *server) -{ - server->conn_status |= 0x01; -} - -#endif /* __KERNEL__ */ - -#endif - diff --git a/include/linux/ncp_mount.h b/include/linux/ncp_mount.h index a2b549eb1eca..dfcbea2d889f 100644 --- a/include/linux/ncp_mount.h +++ b/include/linux/ncp_mount.h @@ -68,26 +68,4 @@ struct ncp_mount_data_v4 { #define NCP_MOUNT_VERSION_V5 (5) /* Text only */ -#ifdef __KERNEL__ - -struct ncp_mount_data_kernel { - unsigned long flags; /* NCP_MOUNT_* flags */ - unsigned int int_flags; /* internal flags */ -#define NCP_IMOUNT_LOGGEDIN_POSSIBLE 0x0001 - __kernel_uid32_t mounted_uid; /* Who may umount() this filesystem? */ - struct pid *wdog_pid; /* Who cares for our watchdog packets? */ - unsigned int ncp_fd; /* The socket to the ncp port */ - unsigned int time_out; /* How long should I wait after - sending a NCP request? */ - unsigned int retry_count; /* And how often should I retry? */ - unsigned char mounted_vol[NCP_VOLNAME_LEN + 1]; - __kernel_uid32_t uid; - __kernel_gid32_t gid; - __kernel_mode_t file_mode; - __kernel_mode_t dir_mode; - int info_fd; -}; - -#endif /* __KERNEL__ */ - #endif diff --git a/include/linux/net.h b/include/linux/net.h index dee0b11a8759..1da55e9b6f01 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -42,6 +42,7 @@ #define SYS_RECVMSG 17 /* sys_recvmsg(2) */ #define SYS_ACCEPT4 18 /* sys_accept4(2) */ #define SYS_RECVMMSG 19 /* sys_recvmmsg(2) */ +#define SYS_SENDMMSG 20 /* sys_sendmmsg(2) */ typedef enum { SS_FREE = 0, /* not allocated */ @@ -118,6 +119,7 @@ enum sock_shutdown_cmd { }; struct socket_wq { + /* Note: wait MUST be first field of socket_wq */ wait_queue_head_t wait; struct fasync_struct *fasync_list; struct rcu_head rcu; @@ -142,7 +144,7 @@ struct socket { unsigned long flags; - struct socket_wq *wq; + struct socket_wq __rcu *wq; struct file *file; struct sock *sk; @@ -229,6 +231,8 @@ enum { extern int sock_wake_async(struct socket *sk, int how, int band); extern int sock_register(const struct net_proto_family *fam); extern void sock_unregister(int family); +extern int __sock_create(struct net *net, int family, int type, int proto, + struct socket **res, int kern); extern int sock_create(int family, int type, int proto, struct socket **res); extern int sock_create_kern(int family, int type, int proto, diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index fcd3dda86322..ca333e79e10f 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -138,6 +138,9 @@ static inline bool dev_xmit_complete(int rc) #define MAX_ADDR_LEN 32 /* Largest hardware address length */ +/* Initial net device group. All devices belong to group 0 by default. */ +#define INIT_NETDEV_GROUP 0 + #ifdef __KERNEL__ /* * Compute the worst case header length according to the protocols @@ -387,7 +390,55 @@ enum gro_result { }; typedef enum gro_result gro_result_t; -typedef struct sk_buff *rx_handler_func_t(struct sk_buff *skb); +/* + * enum rx_handler_result - Possible return values for rx_handlers. + * @RX_HANDLER_CONSUMED: skb was consumed by rx_handler, do not process it + * further. + * @RX_HANDLER_ANOTHER: Do another round in receive path. This is indicated in + * case skb->dev was changed by rx_handler. + * @RX_HANDLER_EXACT: Force exact delivery, no wildcard. + * @RX_HANDLER_PASS: Do nothing, passe the skb as if no rx_handler was called. + * + * rx_handlers are functions called from inside __netif_receive_skb(), to do + * special processing of the skb, prior to delivery to protocol handlers. + * + * Currently, a net_device can only have a single rx_handler registered. Trying + * to register a second rx_handler will return -EBUSY. + * + * To register a rx_handler on a net_device, use netdev_rx_handler_register(). + * To unregister a rx_handler on a net_device, use + * netdev_rx_handler_unregister(). + * + * Upon return, rx_handler is expected to tell __netif_receive_skb() what to + * do with the skb. + * + * If the rx_handler consumed to skb in some way, it should return + * RX_HANDLER_CONSUMED. This is appropriate when the rx_handler arranged for + * the skb to be delivered in some other ways. + * + * If the rx_handler changed skb->dev, to divert the skb to another + * net_device, it should return RX_HANDLER_ANOTHER. The rx_handler for the + * new device will be called if it exists. + * + * If the rx_handler consider the skb should be ignored, it should return + * RX_HANDLER_EXACT. The skb will only be delivered to protocol handlers that + * are registred on exact device (ptype->dev == skb->dev). + * + * If the rx_handler didn't changed skb->dev, but want the skb to be normally + * delivered, it should return RX_HANDLER_PASS. + * + * A device without a registered rx_handler will behave as if rx_handler + * returned RX_HANDLER_PASS. + */ + +enum rx_handler_result { + RX_HANDLER_CONSUMED, + RX_HANDLER_ANOTHER, + RX_HANDLER_EXACT, + RX_HANDLER_PASS, +}; +typedef enum rx_handler_result rx_handler_result_t; +typedef rx_handler_result_t rx_handler_func_t(struct sk_buff **pskb); extern void __napi_schedule(struct napi_struct *n); @@ -493,6 +544,8 @@ static inline void napi_synchronize(const struct napi_struct *n) enum netdev_queue_state_t { __QUEUE_STATE_XOFF, __QUEUE_STATE_FROZEN, +#define QUEUE_STATE_XOFF_OR_FROZEN ((1 << __QUEUE_STATE_XOFF) | \ + (1 << __QUEUE_STATE_FROZEN)) }; struct netdev_queue { @@ -503,6 +556,12 @@ struct netdev_queue { struct Qdisc *qdisc; unsigned long state; struct Qdisc *qdisc_sleeping; +#ifdef CONFIG_RPS + struct kobject kobj; +#endif +#if defined(CONFIG_XPS) && defined(CONFIG_NUMA) + int numa_node; +#endif /* * write mostly part */ @@ -512,11 +571,24 @@ struct netdev_queue { * please use this field instead of dev->trans_start */ unsigned long trans_start; - u64 tx_bytes; - u64 tx_packets; - u64 tx_dropped; } ____cacheline_aligned_in_smp; +static inline int netdev_queue_numa_node_read(const struct netdev_queue *q) +{ +#if defined(CONFIG_XPS) && defined(CONFIG_NUMA) + return q->numa_node; +#else + return NUMA_NO_NODE; +#endif +} + +static inline void netdev_queue_numa_node_write(struct netdev_queue *q, int node) +{ +#if defined(CONFIG_XPS) && defined(CONFIG_NUMA) + q->numa_node = node; +#endif +} + #ifdef CONFIG_RPS /* * This structure holds an RPS map which can be of variable length. The @@ -530,14 +602,16 @@ struct rps_map { #define RPS_MAP_SIZE(_num) (sizeof(struct rps_map) + (_num * sizeof(u16))) /* - * The rps_dev_flow structure contains the mapping of a flow to a CPU and the - * tail pointer for that CPU's input queue at the time of last enqueue. + * The rps_dev_flow structure contains the mapping of a flow to a CPU, the + * tail pointer for that CPU's input queue at the time of last enqueue, and + * a hardware filter index. */ struct rps_dev_flow { u16 cpu; - u16 fill; + u16 filter; unsigned int last_qtail; }; +#define RPS_NO_FILTER 0xffff /* * The rps_dev_flow_table structure contains a table of flow mappings. @@ -585,18 +659,56 @@ static inline void rps_reset_sock_flow(struct rps_sock_flow_table *table, table->ents[hash & table->mask] = RPS_NO_CPU; } -extern struct rps_sock_flow_table *rps_sock_flow_table; +extern struct rps_sock_flow_table __rcu *rps_sock_flow_table; + +#ifdef CONFIG_RFS_ACCEL +extern bool rps_may_expire_flow(struct net_device *dev, u16 rxq_index, + u32 flow_id, u16 filter_id); +#endif /* This structure contains an instance of an RX queue. */ struct netdev_rx_queue { - struct rps_map *rps_map; - struct rps_dev_flow_table *rps_flow_table; - struct kobject kobj; - struct netdev_rx_queue *first; - atomic_t count; + struct rps_map __rcu *rps_map; + struct rps_dev_flow_table __rcu *rps_flow_table; + struct kobject kobj; + struct net_device *dev; } ____cacheline_aligned_in_smp; #endif /* CONFIG_RPS */ +#ifdef CONFIG_XPS +/* + * This structure holds an XPS map which can be of variable length. The + * map is an array of queues. + */ +struct xps_map { + unsigned int len; + unsigned int alloc_len; + struct rcu_head rcu; + u16 queues[0]; +}; +#define XPS_MAP_SIZE(_num) (sizeof(struct xps_map) + (_num * sizeof(u16))) +#define XPS_MIN_MAP_ALLOC ((L1_CACHE_BYTES - sizeof(struct xps_map)) \ + / sizeof(u16)) + +/* + * This structure holds all XPS maps for device. Maps are indexed by CPU. + */ +struct xps_dev_maps { + struct rcu_head rcu; + struct xps_map __rcu *cpu_map[0]; +}; +#define XPS_DEV_MAPS_SIZE (sizeof(struct xps_dev_maps) + \ + (nr_cpu_ids * sizeof(struct xps_map *))) +#endif /* CONFIG_XPS */ + +#define TC_MAX_QUEUE 16 +#define TC_BITMASK 15 +/* HW offloaded queuing disciplines txq count and offset maps */ +struct netdev_tc_txq { + u16 count; + u16 offset; +}; + /* * This structure defines the management hooks for network devices. * The following hooks can be defined; unless noted otherwise, they are @@ -683,7 +795,7 @@ struct netdev_rx_queue { * neither operation. * * void (*ndo_vlan_rx_register)(struct net_device *dev, struct vlan_group *grp); - * If device support VLAN receive accleration + * If device support VLAN receive acceleration * (ie. dev->features & NETIF_F_HW_VLAN_RX), then this function is called * when vlan groups for the device changes. Note: grp is NULL * if no vlan's groups are being used. @@ -707,6 +819,74 @@ struct netdev_rx_queue { * int (*ndo_set_vf_port)(struct net_device *dev, int vf, * struct nlattr *port[]); * int (*ndo_get_vf_port)(struct net_device *dev, int vf, struct sk_buff *skb); + * int (*ndo_setup_tc)(struct net_device *dev, u8 tc) + * Called to setup 'tc' number of traffic classes in the net device. This + * is always called from the stack with the rtnl lock held and netif tx + * queues stopped. This allows the netdevice to perform queue management + * safely. + * + * Fiber Channel over Ethernet (FCoE) offload functions. + * int (*ndo_fcoe_enable)(struct net_device *dev); + * Called when the FCoE protocol stack wants to start using LLD for FCoE + * so the underlying device can perform whatever needed configuration or + * initialization to support acceleration of FCoE traffic. + * + * int (*ndo_fcoe_disable)(struct net_device *dev); + * Called when the FCoE protocol stack wants to stop using LLD for FCoE + * so the underlying device can perform whatever needed clean-ups to + * stop supporting acceleration of FCoE traffic. + * + * int (*ndo_fcoe_ddp_setup)(struct net_device *dev, u16 xid, + * struct scatterlist *sgl, unsigned int sgc); + * Called when the FCoE Initiator wants to initialize an I/O that + * is a possible candidate for Direct Data Placement (DDP). The LLD can + * perform necessary setup and returns 1 to indicate the device is set up + * successfully to perform DDP on this I/O, otherwise this returns 0. + * + * int (*ndo_fcoe_ddp_done)(struct net_device *dev, u16 xid); + * Called when the FCoE Initiator/Target is done with the DDPed I/O as + * indicated by the FC exchange id 'xid', so the underlying device can + * clean up and reuse resources for later DDP requests. + * + * int (*ndo_fcoe_ddp_target)(struct net_device *dev, u16 xid, + * struct scatterlist *sgl, unsigned int sgc); + * Called when the FCoE Target wants to initialize an I/O that + * is a possible candidate for Direct Data Placement (DDP). The LLD can + * perform necessary setup and returns 1 to indicate the device is set up + * successfully to perform DDP on this I/O, otherwise this returns 0. + * + * int (*ndo_fcoe_get_wwn)(struct net_device *dev, u64 *wwn, int type); + * Called when the underlying device wants to override default World Wide + * Name (WWN) generation mechanism in FCoE protocol stack to pass its own + * World Wide Port Name (WWPN) or World Wide Node Name (WWNN) to the FCoE + * protocol stack to use. + * + * RFS acceleration. + * int (*ndo_rx_flow_steer)(struct net_device *dev, const struct sk_buff *skb, + * u16 rxq_index, u32 flow_id); + * Set hardware filter for RFS. rxq_index is the target queue index; + * flow_id is a flow ID to be passed to rps_may_expire_flow() later. + * Return the filter ID on success, or a negative error code. + * + * Slave management functions (for bridge, bonding, etc). User should + * call netdev_set_master() to set dev->master properly. + * int (*ndo_add_slave)(struct net_device *dev, struct net_device *slave_dev); + * Called to make another netdev an underling. + * + * int (*ndo_del_slave)(struct net_device *dev, struct net_device *slave_dev); + * Called to release previously enslaved netdev. + * + * Feature/offload setting functions. + * u32 (*ndo_fix_features)(struct net_device *dev, u32 features); + * Adjusts the requested feature flags according to device-specific + * constraints, and returns the resulting flags. Must not modify + * the device state. + * + * int (*ndo_set_features)(struct net_device *dev, u32 features); + * Called to update device configuration to new features. Passed + * feature set might be less than what was returned by ndo_fix_features()). + * Must return >0 or -errno if it changed dev->features itself. + * */ #define HAVE_NET_DEVICE_OPS struct net_device_ops { @@ -765,6 +945,7 @@ struct net_device_ops { struct nlattr *port[]); int (*ndo_get_vf_port)(struct net_device *dev, int vf, struct sk_buff *skb); + int (*ndo_setup_tc)(struct net_device *dev, u8 tc); #if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE) int (*ndo_fcoe_enable)(struct net_device *dev); int (*ndo_fcoe_disable)(struct net_device *dev); @@ -774,11 +955,29 @@ struct net_device_ops { unsigned int sgc); int (*ndo_fcoe_ddp_done)(struct net_device *dev, u16 xid); + int (*ndo_fcoe_ddp_target)(struct net_device *dev, + u16 xid, + struct scatterlist *sgl, + unsigned int sgc); #define NETDEV_FCOE_WWNN 0 #define NETDEV_FCOE_WWPN 1 int (*ndo_fcoe_get_wwn)(struct net_device *dev, u64 *wwn, int type); #endif +#ifdef CONFIG_RFS_ACCEL + int (*ndo_rx_flow_steer)(struct net_device *dev, + const struct sk_buff *skb, + u16 rxq_index, + u32 flow_id); +#endif + int (*ndo_add_slave)(struct net_device *dev, + struct net_device *slave_dev); + int (*ndo_del_slave)(struct net_device *dev, + struct net_device *slave_dev); + u32 (*ndo_fix_features)(struct net_device *dev, + u32 features); + int (*ndo_set_features)(struct net_device *dev, + u32 features); }; /* @@ -821,17 +1020,24 @@ struct net_device { * part of the usual set specified in Space.c. */ - unsigned char if_port; /* Selectable AUI, TP,..*/ - unsigned char dma; /* DMA channel */ - unsigned long state; struct list_head dev_list; struct list_head napi_list; struct list_head unreg_list; - /* Net device features */ - unsigned long features; + /* currently active device features */ + u32 features; + /* user-changeable features */ + u32 hw_features; + /* user-requested features */ + u32 wanted_features; + /* mask of features inheritable by VLAN devices */ + u32 vlan_features; + + /* Net device feature bits; if you change something, + * also update netdev_features_strings[] in ethtool.c */ + #define NETIF_F_SG 1 /* Scatter/gather IO. */ #define NETIF_F_IP_CSUM 2 /* Can checksum TCP/UDP over IPv4. */ #define NETIF_F_NO_CSUM 4 /* Does not require checksum. F.e. loopack. */ @@ -856,6 +1062,9 @@ struct net_device { #define NETIF_F_FCOE_MTU (1 << 26) /* Supports max FCoE MTU, 2158 bytes*/ #define NETIF_F_NTUPLE (1 << 27) /* N-tuple filters supported */ #define NETIF_F_RXHASH (1 << 28) /* Receive hashing offload */ +#define NETIF_F_RXCSUM (1 << 29) /* Receive checksumming offload */ +#define NETIF_F_NOCACHE_COPY (1 << 30) /* Use no-cache copyfromuser */ +#define NETIF_F_LOOPBACK (1 << 31) /* Enable loopback */ /* Segmentation offload features */ #define NETIF_F_GSO_SHIFT 16 @@ -867,6 +1076,12 @@ struct net_device { #define NETIF_F_TSO6 (SKB_GSO_TCPV6 << NETIF_F_GSO_SHIFT) #define NETIF_F_FSO (SKB_GSO_FCOE << NETIF_F_GSO_SHIFT) + /* Features valid for ethtool to change */ + /* = all defined minus driver/device-class-related */ +#define NETIF_F_NEVER_CHANGE (NETIF_F_VLAN_CHALLENGED | \ + NETIF_F_LLTX | NETIF_F_NETNS_LOCAL) +#define NETIF_F_ETHTOOL_BITS (0xff3fffff & ~NETIF_F_NEVER_CHANGE) + /* List of features with software fallbacks. */ #define NETIF_F_GSO_SOFTWARE (NETIF_F_TSO | NETIF_F_TSO_ECN | \ NETIF_F_TSO6 | NETIF_F_UFO) @@ -877,13 +1092,32 @@ struct net_device { #define NETIF_F_V6_CSUM (NETIF_F_GEN_CSUM | NETIF_F_IPV6_CSUM) #define NETIF_F_ALL_CSUM (NETIF_F_V4_CSUM | NETIF_F_V6_CSUM) +#define NETIF_F_ALL_TSO (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_TSO_ECN) + +#define NETIF_F_ALL_FCOE (NETIF_F_FCOE_CRC | NETIF_F_FCOE_MTU | \ + NETIF_F_FSO) + +#define NETIF_F_ALL_TX_OFFLOADS (NETIF_F_ALL_CSUM | NETIF_F_SG | \ + NETIF_F_FRAGLIST | NETIF_F_ALL_TSO | \ + NETIF_F_HIGHDMA | \ + NETIF_F_SCTP_CSUM | \ + NETIF_F_ALL_FCOE) + /* * If one device supports one of these features, then enable them * for all in netdev_increment_features. */ #define NETIF_F_ONE_FOR_ALL (NETIF_F_GSO_SOFTWARE | NETIF_F_GSO_ROBUST | \ NETIF_F_SG | NETIF_F_HIGHDMA | \ - NETIF_F_FRAGLIST) + NETIF_F_FRAGLIST | NETIF_F_VLAN_CHALLENGED) + /* + * If one device doesn't support one of these features, then disable it + * for all in netdev_increment_features. + */ +#define NETIF_F_ALL_FOR_ALL (NETIF_F_NOCACHE_COPY | NETIF_F_FSO) + + /* changeable features with no special hardware requirements */ +#define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO) /* Interface index. Unique device identifier */ int ifindex; @@ -909,13 +1143,16 @@ struct net_device { const struct header_ops *header_ops; unsigned int flags; /* interface flags (a la BSD) */ + unsigned int priv_flags; /* Like 'flags' but invisible to userspace. */ unsigned short gflags; - unsigned int priv_flags; /* Like 'flags' but invisible to userspace. */ unsigned short padded; /* How much padding added by alloc_netdev() */ unsigned char operstate; /* RFC2863 operstate */ unsigned char link_mode; /* mapping policy to operstate */ + unsigned char if_port; /* Selectable AUI, TP,..*/ + unsigned char dma; /* DMA channel */ + unsigned int mtu; /* interface MTU value */ unsigned short type; /* interface hardware type */ unsigned short hard_header_len; /* hardware hdr length */ @@ -944,15 +1181,15 @@ struct net_device { /* Protocol specific pointers */ #if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) - struct vlan_group *vlgrp; /* VLAN group */ + struct vlan_group __rcu *vlgrp; /* VLAN group */ #endif #ifdef CONFIG_NET_DSA void *dsa_ptr; /* dsa specific data */ #endif void *atalk_ptr; /* AppleTalk link */ struct in_device __rcu *ip_ptr; /* IPv4 specific data */ - void *dn_ptr; /* DECnet specific data */ - void *ip6_ptr; /* IPv6 specific data */ + struct dn_dev __rcu *dn_ptr; /* DECnet specific data */ + struct inet6_dev __rcu *ip6_ptr; /* IPv6 specific data */ void *ec_ptr; /* Econet specific data */ void *ax25_ptr; /* AX.25 specific data */ struct wireless_dev *ieee80211_ptr; /* IEEE 802.11 specific data, @@ -993,10 +1230,17 @@ struct net_device { /* Number of RX queues currently active in device */ unsigned int real_num_rx_queues; + +#ifdef CONFIG_RFS_ACCEL + /* CPU reverse-mapping for RX completion interrupts, indexed + * by RX queue number. Assigned by driver. This must only be + * set if the ndo_rx_flow_steer operation is defined. */ + struct cpu_rmap *rx_cpu_rmap; +#endif #endif - rx_handler_func_t *rx_handler; - void *rx_handler_data; + rx_handler_func_t __rcu *rx_handler; + void __rcu *rx_handler_data; struct netdev_queue __rcu *ingress_queue; @@ -1017,6 +1261,10 @@ struct net_device { unsigned long tx_queue_len; /* Max frames per queue allowed */ spinlock_t tx_global_lock; +#ifdef CONFIG_XPS + struct xps_dev_maps __rcu *xps_maps; +#endif + /* These may be needed for future network-power-down code. */ /* @@ -1045,7 +1293,9 @@ struct net_device { NETREG_UNREGISTERED, /* completed unregister todo */ NETREG_RELEASED, /* called free_netdev */ NETREG_DUMMY, /* dummy device for NAPI poll */ - } reg_state:16; + } reg_state:8; + + bool dismantle; /* device is going do be freed */ enum { RTNL_LINK_INITIALIZED, @@ -1072,7 +1322,7 @@ struct net_device { struct pcpu_dstats __percpu *dstats; /* dummy stats */ }; /* GARP */ - struct garp_port *garp_port; + struct garp_port __rcu *garp_port; /* class/net/name entry */ struct device dev; @@ -1082,9 +1332,6 @@ struct net_device { /* rtnetlink link ops */ const struct rtnl_link_ops *rtnl_link_ops; - /* VLAN feature mask */ - unsigned long vlan_features; - /* for setting kernel sock attribute on TCP connection setup */ #define GSO_MAX_SIZE 65536 unsigned int gso_max_size; @@ -1093,6 +1340,9 @@ struct net_device { /* Data Center Bridging netlink ops */ const struct dcbnl_rtnl_ops *dcbnl_ops; #endif + u8 num_tc; + struct netdev_tc_txq tc_to_txq[TC_MAX_QUEUE]; + u8 prio_tc_map[TC_BITMASK + 1]; #if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE) /* max exchange id for FCoE LRO by ddp */ @@ -1103,12 +1353,66 @@ struct net_device { /* phy device may attach itself for hardware timestamping */ struct phy_device *phydev; + + /* group the device belongs to */ + int group; }; #define to_net_dev(d) container_of(d, struct net_device, dev) #define NETDEV_ALIGN 32 static inline +int netdev_get_prio_tc_map(const struct net_device *dev, u32 prio) +{ + return dev->prio_tc_map[prio & TC_BITMASK]; +} + +static inline +int netdev_set_prio_tc_map(struct net_device *dev, u8 prio, u8 tc) +{ + if (tc >= dev->num_tc) + return -EINVAL; + + dev->prio_tc_map[prio & TC_BITMASK] = tc & TC_BITMASK; + return 0; +} + +static inline +void netdev_reset_tc(struct net_device *dev) +{ + dev->num_tc = 0; + memset(dev->tc_to_txq, 0, sizeof(dev->tc_to_txq)); + memset(dev->prio_tc_map, 0, sizeof(dev->prio_tc_map)); +} + +static inline +int netdev_set_tc_queue(struct net_device *dev, u8 tc, u16 count, u16 offset) +{ + if (tc >= dev->num_tc) + return -EINVAL; + + dev->tc_to_txq[tc].count = count; + dev->tc_to_txq[tc].offset = offset; + return 0; +} + +static inline +int netdev_set_num_tc(struct net_device *dev, u8 num_tc) +{ + if (num_tc > TC_MAX_QUEUE) + return -EINVAL; + + dev->num_tc = num_tc; + return 0; +} + +static inline +int netdev_get_num_tc(struct net_device *dev) +{ + return dev->num_tc; +} + +static inline struct netdev_queue *netdev_get_tx_queue(const struct net_device *dev, unsigned int index) { @@ -1250,7 +1554,7 @@ struct packet_type { struct packet_type *, struct net_device *); struct sk_buff *(*gso_segment)(struct sk_buff *skb, - int features); + u32 features); int (*gso_send_check)(struct sk_buff *skb); struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); @@ -1295,7 +1599,7 @@ static inline struct net_device *next_net_device_rcu(struct net_device *dev) struct net *net; net = dev_net(dev); - lh = rcu_dereference(dev->dev_list.next); + lh = rcu_dereference(list_next_rcu(&dev->dev_list)); return lh == &net->dev_base_head ? NULL : net_device_entry(lh); } @@ -1305,9 +1609,17 @@ static inline struct net_device *first_net_device(struct net *net) net_device_entry(net->dev_base_head.next); } +static inline struct net_device *first_net_device_rcu(struct net *net) +{ + struct list_head *lh = rcu_dereference(list_next_rcu(&net->dev_base_head)); + + return lh == &net->dev_base_head ? NULL : net_device_entry(lh); +} + extern int netdev_boot_setup_check(struct net_device *dev); extern unsigned long netdev_boot_base(const char *prefix, int unit); -extern struct net_device *dev_getbyhwaddr(struct net *net, unsigned short type, char *hwaddr); +extern struct net_device *dev_getbyhwaddr_rcu(struct net *net, unsigned short type, + const char *hwaddr); extern struct net_device *dev_getfirstbyhwtype(struct net *net, unsigned short type); extern struct net_device *__dev_getfirstbyhwtype(struct net *net, unsigned short type); extern void dev_add_pack(struct packet_type *pt); @@ -1554,6 +1866,10 @@ static inline void netif_tx_wake_all_queues(struct net_device *dev) static inline void netif_tx_stop_queue(struct netdev_queue *dev_queue) { + if (WARN_ON(!dev_queue)) { + pr_info("netif_stop_queue() cannot be called before register_netdev()\n"); + return; + } set_bit(__QUEUE_STATE_XOFF, &dev_queue->state); } @@ -1595,9 +1911,9 @@ static inline int netif_queue_stopped(const struct net_device *dev) return netif_tx_queue_stopped(netdev_get_tx_queue(dev, 0)); } -static inline int netif_tx_queue_frozen(const struct netdev_queue *dev_queue) +static inline int netif_tx_queue_frozen_or_stopped(const struct netdev_queue *dev_queue) { - return test_bit(__QUEUE_STATE_FROZEN, &dev_queue->state); + return dev_queue->state & QUEUE_STATE_XOFF_OR_FROZEN; } /** @@ -1688,6 +2004,16 @@ static inline void netif_wake_subqueue(struct net_device *dev, u16 queue_index) __netif_schedule(txq->qdisc); } +/* + * Returns a Tx hash for the given packet when dev->real_num_tx_queues is used + * as a distribution range limit for the returned value. + */ +static inline u16 skb_tx_hash(const struct net_device *dev, + const struct sk_buff *skb) +{ + return __skb_tx_hash(dev, skb, dev->real_num_tx_queues); +} + /** * netif_is_multiqueue - test if device has multiple transmit queues * @dev: network device @@ -1778,6 +2104,7 @@ extern int dev_set_alias(struct net_device *, const char *, size_t); extern int dev_change_net_namespace(struct net_device *, struct net *, const char *); extern int dev_set_mtu(struct net_device *, int); +extern void dev_set_group(struct net_device *, int); extern int dev_set_mac_address(struct net_device *, struct sockaddr *); extern int dev_hard_start_xmit(struct sk_buff *skb, @@ -2122,11 +2449,15 @@ static inline void netif_addr_unlock_bh(struct net_device *dev) extern void ether_setup(struct net_device *dev); /* Support for loadable net-drivers */ -extern struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name, +extern struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name, void (*setup)(struct net_device *), - unsigned int queue_count); + unsigned int txqs, unsigned int rxqs); #define alloc_netdev(sizeof_priv, name, setup) \ - alloc_netdev_mq(sizeof_priv, name, setup, 1) + alloc_netdev_mqs(sizeof_priv, name, setup, 1, 1) + +#define alloc_netdev_mq(sizeof_priv, name, setup, count) \ + alloc_netdev_mqs(sizeof_priv, name, setup, count, count) + extern int register_netdev(struct net_device *dev); extern void unregister_netdev(struct net_device *dev); @@ -2192,15 +2523,16 @@ extern void dev_load(struct net *net, const char *name); extern void dev_mcast_init(void); extern struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev, struct rtnl_link_stats64 *storage); -extern void dev_txq_stats_fold(const struct net_device *dev, - struct rtnl_link_stats64 *stats); extern int netdev_max_backlog; extern int netdev_tstamp_prequeue; extern int weight_p; +extern int bpf_jit_enable; extern int netdev_set_master(struct net_device *dev, struct net_device *master); +extern int netdev_set_bond_master(struct net_device *dev, + struct net_device *master); extern int skb_checksum_help(struct sk_buff *skb); -extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, int features); +extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, u32 features); #ifdef CONFIG_BUG extern void netdev_rx_csum_fault(struct net_device *dev); #else @@ -2227,38 +2559,37 @@ extern char *netdev_drivername(const struct net_device *dev, char *buffer, int l extern void linkwatch_run_queue(void); -unsigned long netdev_increment_features(unsigned long all, unsigned long one, - unsigned long mask); -unsigned long netdev_fix_features(unsigned long features, const char *name); +static inline u32 netdev_get_wanted_features(struct net_device *dev) +{ + return (dev->features & ~dev->hw_features) | dev->wanted_features; +} +u32 netdev_increment_features(u32 all, u32 one, u32 mask); +u32 netdev_fix_features(struct net_device *dev, u32 features); +int __netdev_update_features(struct net_device *dev); +void netdev_update_features(struct net_device *dev); +void netdev_change_features(struct net_device *dev); void netif_stacked_transfer_operstate(const struct net_device *rootdev, struct net_device *dev); -static inline int net_gso_ok(int features, int gso_type) +u32 netif_skb_features(struct sk_buff *skb); + +static inline int net_gso_ok(u32 features, int gso_type) { int feature = gso_type << NETIF_F_GSO_SHIFT; return (features & feature) == feature; } -static inline int skb_gso_ok(struct sk_buff *skb, int features) +static inline int skb_gso_ok(struct sk_buff *skb, u32 features) { return net_gso_ok(features, skb_shinfo(skb)->gso_type) && (!skb_has_frag_list(skb) || (features & NETIF_F_FRAGLIST)); } -static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb) +static inline int netif_needs_gso(struct sk_buff *skb, int features) { - if (skb_is_gso(skb)) { - int features = dev->features; - - if (skb->protocol == htons(ETH_P_8021Q) || skb->vlan_tci) - features &= dev->vlan_features; - - return (!skb_gso_ok(skb, features) || - unlikely(skb->ip_summed != CHECKSUM_PARTIAL)); - } - - return 0; + return skb_is_gso(skb) && (!skb_gso_ok(skb, features) || + unlikely(skb->ip_summed != CHECKSUM_PARTIAL)); } static inline void netif_set_gso_max_size(struct net_device *dev, @@ -2267,29 +2598,20 @@ static inline void netif_set_gso_max_size(struct net_device *dev, dev->gso_max_size = size; } -extern int __skb_bond_should_drop(struct sk_buff *skb, - struct net_device *master); - -static inline int skb_bond_should_drop(struct sk_buff *skb, - struct net_device *master) +static inline int netif_is_bond_slave(struct net_device *dev) { - if (master) - return __skb_bond_should_drop(skb, master); - return 0; + return dev->flags & IFF_SLAVE && dev->priv_flags & IFF_BONDING; } extern struct pernet_operations __net_initdata loopback_net_ops; -static inline int dev_ethtool_get_settings(struct net_device *dev, - struct ethtool_cmd *cmd) -{ - if (!dev->ethtool_ops || !dev->ethtool_ops->get_settings) - return -EOPNOTSUPP; - return dev->ethtool_ops->get_settings(dev, cmd); -} +int dev_ethtool_get_settings(struct net_device *dev, + struct ethtool_cmd *cmd); static inline u32 dev_ethtool_get_rx_csum(struct net_device *dev) { + if (dev->features & NETIF_F_RXCSUM) + return 1; if (!dev->ethtool_ops || !dev->ethtool_ops->get_rx_csum) return 0; return dev->ethtool_ops->get_rx_csum(dev); @@ -2331,6 +2653,9 @@ extern int netdev_notice(const struct net_device *dev, const char *format, ...) extern int netdev_info(const struct net_device *dev, const char *format, ...) __attribute__ ((format (printf, 2, 3))); +#define MODULE_ALIAS_NETDEV(device) \ + MODULE_ALIAS("netdev-" device) + #if defined(DEBUG) #define netdev_dbg(__dev, format, args...) \ netdev_printk(KERN_DEBUG, __dev, format, ##args) diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index 89341c32631a..7fa95df60146 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -24,14 +24,20 @@ #define NF_MAX_VERDICT NF_STOP /* we overload the higher bits for encoding auxiliary data such as the queue - * number. Not nice, but better than additional function arguments. */ -#define NF_VERDICT_MASK 0x0000ffff -#define NF_VERDICT_BITS 16 + * number or errno values. Not nice, but better than additional function + * arguments. */ +#define NF_VERDICT_MASK 0x000000ff + +/* extra verdict flags have mask 0x0000ff00 */ +#define NF_VERDICT_FLAG_QUEUE_BYPASS 0x00008000 +/* queue number (NF_QUEUE) or errno (NF_DROP) */ #define NF_VERDICT_QMASK 0xffff0000 #define NF_VERDICT_QBITS 16 -#define NF_QUEUE_NR(x) ((((x) << NF_VERDICT_BITS) & NF_VERDICT_QMASK) | NF_QUEUE) +#define NF_QUEUE_NR(x) ((((x) << 16) & NF_VERDICT_QMASK) | NF_QUEUE) + +#define NF_DROP_ERR(x) (((-x) << 16) | NF_DROP) /* only for userspace compatibility */ #ifndef __KERNEL__ @@ -39,6 +45,9 @@ <= 0x2000 is used for protocol-flags. */ #define NFC_UNKNOWN 0x4000 #define NFC_ALTERED 0x8000 + +/* NF_VERDICT_BITS should be 8 now, but userspace might break if this changes */ +#define NF_VERDICT_BITS 16 #endif enum nf_inet_hooks { @@ -70,6 +79,10 @@ union nf_inet_addr { #ifdef __KERNEL__ #ifdef CONFIG_NETFILTER +static inline int NF_DROP_GETERR(int verdict) +{ + return -(verdict >> NF_VERDICT_QBITS); +} static inline int nf_inet_addr_cmp(const union nf_inet_addr *a1, const union nf_inet_addr *a2) @@ -215,7 +228,7 @@ NF_HOOK_COND(uint8_t pf, unsigned int hook, struct sk_buff *skb, int ret; if (!cond || - (ret = nf_hook_thresh(pf, hook, skb, in, out, okfn, INT_MIN) == 1)) + ((ret = nf_hook_thresh(pf, hook, skb, in, out, okfn, INT_MIN)) == 1)) ret = okfn(skb); return ret; } @@ -257,7 +270,8 @@ struct nf_afinfo { unsigned int dataoff, unsigned int len, u_int8_t protocol); - int (*route)(struct dst_entry **dst, struct flowi *fl); + int (*route)(struct net *net, struct dst_entry **dst, + struct flowi *fl, bool strict); void (*saveroute)(const struct sk_buff *skb, struct nf_queue_entry *entry); int (*reroute)(struct sk_buff *skb, @@ -265,7 +279,7 @@ struct nf_afinfo { int route_key_size; }; -extern const struct nf_afinfo *nf_afinfo[NFPROTO_NUMPROTO]; +extern const struct nf_afinfo __rcu *nf_afinfo[NFPROTO_NUMPROTO]; static inline const struct nf_afinfo *nf_get_afinfo(unsigned short family) { return rcu_dereference(nf_afinfo[family]); @@ -355,9 +369,9 @@ nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family) #endif /*CONFIG_NETFILTER*/ #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) -extern void (*ip_ct_attach)(struct sk_buff *, struct sk_buff *); +extern void (*ip_ct_attach)(struct sk_buff *, struct sk_buff *) __rcu; extern void nf_ct_attach(struct sk_buff *, struct sk_buff *); -extern void (*nf_ct_destroy)(struct nf_conntrack *); +extern void (*nf_ct_destroy)(struct nf_conntrack *) __rcu; #else static inline void nf_ct_attach(struct sk_buff *new, struct sk_buff *skb) {} #endif diff --git a/include/linux/netfilter/Kbuild b/include/linux/netfilter/Kbuild index 9d40effe7ca7..a1b410c76fc3 100644 --- a/include/linux/netfilter/Kbuild +++ b/include/linux/netfilter/Kbuild @@ -1,3 +1,5 @@ +header-y += ipset/ + header-y += nf_conntrack_common.h header-y += nf_conntrack_ftp.h header-y += nf_conntrack_sctp.h @@ -9,6 +11,7 @@ header-y += nfnetlink_conntrack.h header-y += nfnetlink_log.h header-y += nfnetlink_queue.h header-y += x_tables.h +header-y += xt_AUDIT.h header-y += xt_CHECKSUM.h header-y += xt_CLASSIFY.h header-y += xt_CONNMARK.h @@ -26,6 +29,7 @@ header-y += xt_TCPMSS.h header-y += xt_TCPOPTSTRIP.h header-y += xt_TEE.h header-y += xt_TPROXY.h +header-y += xt_addrtype.h header-y += xt_cluster.h header-y += xt_comment.h header-y += xt_connbytes.h @@ -34,6 +38,7 @@ header-y += xt_connmark.h header-y += xt_conntrack.h header-y += xt_cpu.h header-y += xt_dccp.h +header-y += xt_devgroup.h header-y += xt_dscp.h header-y += xt_esp.h header-y += xt_hashlimit.h @@ -54,7 +59,9 @@ header-y += xt_quota.h header-y += xt_rateest.h header-y += xt_realm.h header-y += xt_recent.h +header-y += xt_set.h header-y += xt_sctp.h +header-y += xt_socket.h header-y += xt_state.h header-y += xt_statistic.h header-y += xt_string.h diff --git a/include/linux/netfilter/ipset/Kbuild b/include/linux/netfilter/ipset/Kbuild new file mode 100644 index 000000000000..601fe71d34d5 --- /dev/null +++ b/include/linux/netfilter/ipset/Kbuild @@ -0,0 +1,4 @@ +header-y += ip_set.h +header-y += ip_set_bitmap.h +header-y += ip_set_hash.h +header-y += ip_set_list.h diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h new file mode 100644 index 000000000000..5a262e3ae715 --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set.h @@ -0,0 +1,452 @@ +#ifndef _IP_SET_H +#define _IP_SET_H + +/* Copyright (C) 2000-2002 Joakim Axelsson <gozem@linux.nu> + * Patrick Schaaf <bof@bof.de> + * Martin Josefsson <gandalf@wlug.westbo.se> + * Copyright (C) 2003-2011 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* The protocol version */ +#define IPSET_PROTOCOL 6 + +/* The max length of strings including NUL: set and type identifiers */ +#define IPSET_MAXNAMELEN 32 + +/* Message types and commands */ +enum ipset_cmd { + IPSET_CMD_NONE, + IPSET_CMD_PROTOCOL, /* 1: Return protocol version */ + IPSET_CMD_CREATE, /* 2: Create a new (empty) set */ + IPSET_CMD_DESTROY, /* 3: Destroy a (empty) set */ + IPSET_CMD_FLUSH, /* 4: Remove all elements from a set */ + IPSET_CMD_RENAME, /* 5: Rename a set */ + IPSET_CMD_SWAP, /* 6: Swap two sets */ + IPSET_CMD_LIST, /* 7: List sets */ + IPSET_CMD_SAVE, /* 8: Save sets */ + IPSET_CMD_ADD, /* 9: Add an element to a set */ + IPSET_CMD_DEL, /* 10: Delete an element from a set */ + IPSET_CMD_TEST, /* 11: Test an element in a set */ + IPSET_CMD_HEADER, /* 12: Get set header data only */ + IPSET_CMD_TYPE, /* 13: Get set type */ + IPSET_MSG_MAX, /* Netlink message commands */ + + /* Commands in userspace: */ + IPSET_CMD_RESTORE = IPSET_MSG_MAX, /* 14: Enter restore mode */ + IPSET_CMD_HELP, /* 15: Get help */ + IPSET_CMD_VERSION, /* 16: Get program version */ + IPSET_CMD_QUIT, /* 17: Quit from interactive mode */ + + IPSET_CMD_MAX, + + IPSET_CMD_COMMIT = IPSET_CMD_MAX, /* 18: Commit buffered commands */ +}; + +/* Attributes at command level */ +enum { + IPSET_ATTR_UNSPEC, + IPSET_ATTR_PROTOCOL, /* 1: Protocol version */ + IPSET_ATTR_SETNAME, /* 2: Name of the set */ + IPSET_ATTR_TYPENAME, /* 3: Typename */ + IPSET_ATTR_SETNAME2 = IPSET_ATTR_TYPENAME, /* Setname at rename/swap */ + IPSET_ATTR_REVISION, /* 4: Settype revision */ + IPSET_ATTR_FAMILY, /* 5: Settype family */ + IPSET_ATTR_FLAGS, /* 6: Flags at command level */ + IPSET_ATTR_DATA, /* 7: Nested attributes */ + IPSET_ATTR_ADT, /* 8: Multiple data containers */ + IPSET_ATTR_LINENO, /* 9: Restore lineno */ + IPSET_ATTR_PROTOCOL_MIN, /* 10: Minimal supported version number */ + IPSET_ATTR_REVISION_MIN = IPSET_ATTR_PROTOCOL_MIN, /* type rev min */ + __IPSET_ATTR_CMD_MAX, +}; +#define IPSET_ATTR_CMD_MAX (__IPSET_ATTR_CMD_MAX - 1) + +/* CADT specific attributes */ +enum { + IPSET_ATTR_IP = IPSET_ATTR_UNSPEC + 1, + IPSET_ATTR_IP_FROM = IPSET_ATTR_IP, + IPSET_ATTR_IP_TO, /* 2 */ + IPSET_ATTR_CIDR, /* 3 */ + IPSET_ATTR_PORT, /* 4 */ + IPSET_ATTR_PORT_FROM = IPSET_ATTR_PORT, + IPSET_ATTR_PORT_TO, /* 5 */ + IPSET_ATTR_TIMEOUT, /* 6 */ + IPSET_ATTR_PROTO, /* 7 */ + IPSET_ATTR_CADT_FLAGS, /* 8 */ + IPSET_ATTR_CADT_LINENO = IPSET_ATTR_LINENO, /* 9 */ + /* Reserve empty slots */ + IPSET_ATTR_CADT_MAX = 16, + /* Create-only specific attributes */ + IPSET_ATTR_GC, + IPSET_ATTR_HASHSIZE, + IPSET_ATTR_MAXELEM, + IPSET_ATTR_NETMASK, + IPSET_ATTR_PROBES, + IPSET_ATTR_RESIZE, + IPSET_ATTR_SIZE, + /* Kernel-only */ + IPSET_ATTR_ELEMENTS, + IPSET_ATTR_REFERENCES, + IPSET_ATTR_MEMSIZE, + + __IPSET_ATTR_CREATE_MAX, +}; +#define IPSET_ATTR_CREATE_MAX (__IPSET_ATTR_CREATE_MAX - 1) + +/* ADT specific attributes */ +enum { + IPSET_ATTR_ETHER = IPSET_ATTR_CADT_MAX + 1, + IPSET_ATTR_NAME, + IPSET_ATTR_NAMEREF, + IPSET_ATTR_IP2, + IPSET_ATTR_CIDR2, + __IPSET_ATTR_ADT_MAX, +}; +#define IPSET_ATTR_ADT_MAX (__IPSET_ATTR_ADT_MAX - 1) + +/* IP specific attributes */ +enum { + IPSET_ATTR_IPADDR_IPV4 = IPSET_ATTR_UNSPEC + 1, + IPSET_ATTR_IPADDR_IPV6, + __IPSET_ATTR_IPADDR_MAX, +}; +#define IPSET_ATTR_IPADDR_MAX (__IPSET_ATTR_IPADDR_MAX - 1) + +/* Error codes */ +enum ipset_errno { + IPSET_ERR_PRIVATE = 4096, + IPSET_ERR_PROTOCOL, + IPSET_ERR_FIND_TYPE, + IPSET_ERR_MAX_SETS, + IPSET_ERR_BUSY, + IPSET_ERR_EXIST_SETNAME2, + IPSET_ERR_TYPE_MISMATCH, + IPSET_ERR_EXIST, + IPSET_ERR_INVALID_CIDR, + IPSET_ERR_INVALID_NETMASK, + IPSET_ERR_INVALID_FAMILY, + IPSET_ERR_TIMEOUT, + IPSET_ERR_REFERENCED, + IPSET_ERR_IPADDR_IPV4, + IPSET_ERR_IPADDR_IPV6, + + /* Type specific error codes */ + IPSET_ERR_TYPE_SPECIFIC = 4352, +}; + +/* Flags at command level */ +enum ipset_cmd_flags { + IPSET_FLAG_BIT_EXIST = 0, + IPSET_FLAG_EXIST = (1 << IPSET_FLAG_BIT_EXIST), +}; + +/* Flags at CADT attribute level */ +enum ipset_cadt_flags { + IPSET_FLAG_BIT_BEFORE = 0, + IPSET_FLAG_BEFORE = (1 << IPSET_FLAG_BIT_BEFORE), +}; + +/* Commands with settype-specific attributes */ +enum ipset_adt { + IPSET_ADD, + IPSET_DEL, + IPSET_TEST, + IPSET_ADT_MAX, + IPSET_CREATE = IPSET_ADT_MAX, + IPSET_CADT_MAX, +}; + +#ifdef __KERNEL__ +#include <linux/ip.h> +#include <linux/ipv6.h> +#include <linux/netlink.h> +#include <linux/netfilter.h> +#include <linux/vmalloc.h> +#include <net/netlink.h> + +/* Sets are identified by an index in kernel space. Tweak with ip_set_id_t + * and IPSET_INVALID_ID if you want to increase the max number of sets. + */ +typedef u16 ip_set_id_t; + +#define IPSET_INVALID_ID 65535 + +enum ip_set_dim { + IPSET_DIM_ZERO = 0, + IPSET_DIM_ONE, + IPSET_DIM_TWO, + IPSET_DIM_THREE, + /* Max dimension in elements. + * If changed, new revision of iptables match/target is required. + */ + IPSET_DIM_MAX = 6, +}; + +/* Option flags for kernel operations */ +enum ip_set_kopt { + IPSET_INV_MATCH = (1 << IPSET_DIM_ZERO), + IPSET_DIM_ONE_SRC = (1 << IPSET_DIM_ONE), + IPSET_DIM_TWO_SRC = (1 << IPSET_DIM_TWO), + IPSET_DIM_THREE_SRC = (1 << IPSET_DIM_THREE), +}; + +/* Set features */ +enum ip_set_feature { + IPSET_TYPE_IP_FLAG = 0, + IPSET_TYPE_IP = (1 << IPSET_TYPE_IP_FLAG), + IPSET_TYPE_PORT_FLAG = 1, + IPSET_TYPE_PORT = (1 << IPSET_TYPE_PORT_FLAG), + IPSET_TYPE_MAC_FLAG = 2, + IPSET_TYPE_MAC = (1 << IPSET_TYPE_MAC_FLAG), + IPSET_TYPE_IP2_FLAG = 3, + IPSET_TYPE_IP2 = (1 << IPSET_TYPE_IP2_FLAG), + IPSET_TYPE_NAME_FLAG = 4, + IPSET_TYPE_NAME = (1 << IPSET_TYPE_NAME_FLAG), + /* Strictly speaking not a feature, but a flag for dumping: + * this settype must be dumped last */ + IPSET_DUMP_LAST_FLAG = 7, + IPSET_DUMP_LAST = (1 << IPSET_DUMP_LAST_FLAG), +}; + +struct ip_set; + +typedef int (*ipset_adtfn)(struct ip_set *set, void *value, u32 timeout); + +/* Set type, variant-specific part */ +struct ip_set_type_variant { + /* Kernelspace: test/add/del entries + * returns negative error code, + * zero for no match/success to add/delete + * positive for matching element */ + int (*kadt)(struct ip_set *set, const struct sk_buff * skb, + enum ipset_adt adt, u8 pf, u8 dim, u8 flags); + + /* Userspace: test/add/del entries + * returns negative error code, + * zero for no match/success to add/delete + * positive for matching element */ + int (*uadt)(struct ip_set *set, struct nlattr *tb[], + enum ipset_adt adt, u32 *lineno, u32 flags); + + /* Low level add/del/test functions */ + ipset_adtfn adt[IPSET_ADT_MAX]; + + /* When adding entries and set is full, try to resize the set */ + int (*resize)(struct ip_set *set, bool retried); + /* Destroy the set */ + void (*destroy)(struct ip_set *set); + /* Flush the elements */ + void (*flush)(struct ip_set *set); + /* Expire entries before listing */ + void (*expire)(struct ip_set *set); + /* List set header data */ + int (*head)(struct ip_set *set, struct sk_buff *skb); + /* List elements */ + int (*list)(const struct ip_set *set, struct sk_buff *skb, + struct netlink_callback *cb); + + /* Return true if "b" set is the same as "a" + * according to the create set parameters */ + bool (*same_set)(const struct ip_set *a, const struct ip_set *b); +}; + +/* The core set type structure */ +struct ip_set_type { + struct list_head list; + + /* Typename */ + char name[IPSET_MAXNAMELEN]; + /* Protocol version */ + u8 protocol; + /* Set features to control swapping */ + u8 features; + /* Set type dimension */ + u8 dimension; + /* Supported family: may be AF_UNSPEC for both AF_INET/AF_INET6 */ + u8 family; + /* Type revision */ + u8 revision; + + /* Create set */ + int (*create)(struct ip_set *set, struct nlattr *tb[], u32 flags); + + /* Attribute policies */ + const struct nla_policy create_policy[IPSET_ATTR_CREATE_MAX + 1]; + const struct nla_policy adt_policy[IPSET_ATTR_ADT_MAX + 1]; + + /* Set this to THIS_MODULE if you are a module, otherwise NULL */ + struct module *me; +}; + +/* register and unregister set type */ +extern int ip_set_type_register(struct ip_set_type *set_type); +extern void ip_set_type_unregister(struct ip_set_type *set_type); + +/* A generic IP set */ +struct ip_set { + /* The name of the set */ + char name[IPSET_MAXNAMELEN]; + /* Lock protecting the set data */ + rwlock_t lock; + /* References to the set */ + u32 ref; + /* The core set type */ + struct ip_set_type *type; + /* The type variant doing the real job */ + const struct ip_set_type_variant *variant; + /* The actual INET family of the set */ + u8 family; + /* The type specific data */ + void *data; +}; + +/* register and unregister set references */ +extern ip_set_id_t ip_set_get_byname(const char *name, struct ip_set **set); +extern void ip_set_put_byindex(ip_set_id_t index); +extern const char * ip_set_name_byindex(ip_set_id_t index); +extern ip_set_id_t ip_set_nfnl_get(const char *name); +extern ip_set_id_t ip_set_nfnl_get_byindex(ip_set_id_t index); +extern void ip_set_nfnl_put(ip_set_id_t index); + +/* API for iptables set match, and SET target */ +extern int ip_set_add(ip_set_id_t id, const struct sk_buff *skb, + u8 family, u8 dim, u8 flags); +extern int ip_set_del(ip_set_id_t id, const struct sk_buff *skb, + u8 family, u8 dim, u8 flags); +extern int ip_set_test(ip_set_id_t id, const struct sk_buff *skb, + u8 family, u8 dim, u8 flags); + +/* Utility functions */ +extern void * ip_set_alloc(size_t size); +extern void ip_set_free(void *members); +extern int ip_set_get_ipaddr4(struct nlattr *nla, __be32 *ipaddr); +extern int ip_set_get_ipaddr6(struct nlattr *nla, union nf_inet_addr *ipaddr); + +static inline int +ip_set_get_hostipaddr4(struct nlattr *nla, u32 *ipaddr) +{ + __be32 ip; + int ret = ip_set_get_ipaddr4(nla, &ip); + + if (ret) + return ret; + *ipaddr = ntohl(ip); + return 0; +} + +/* Ignore IPSET_ERR_EXIST errors if asked to do so? */ +static inline bool +ip_set_eexist(int ret, u32 flags) +{ + return ret == -IPSET_ERR_EXIST && (flags & IPSET_FLAG_EXIST); +} + +/* Check the NLA_F_NET_BYTEORDER flag */ +static inline bool +ip_set_attr_netorder(struct nlattr *tb[], int type) +{ + return tb[type] && (tb[type]->nla_type & NLA_F_NET_BYTEORDER); +} + +static inline bool +ip_set_optattr_netorder(struct nlattr *tb[], int type) +{ + return !tb[type] || (tb[type]->nla_type & NLA_F_NET_BYTEORDER); +} + +/* Useful converters */ +static inline u32 +ip_set_get_h32(const struct nlattr *attr) +{ + return ntohl(nla_get_be32(attr)); +} + +static inline u16 +ip_set_get_h16(const struct nlattr *attr) +{ + return ntohs(nla_get_be16(attr)); +} + +#define ipset_nest_start(skb, attr) nla_nest_start(skb, attr | NLA_F_NESTED) +#define ipset_nest_end(skb, start) nla_nest_end(skb, start) + +#define NLA_PUT_IPADDR4(skb, type, ipaddr) \ +do { \ + struct nlattr *__nested = ipset_nest_start(skb, type); \ + \ + if (!__nested) \ + goto nla_put_failure; \ + NLA_PUT_NET32(skb, IPSET_ATTR_IPADDR_IPV4, ipaddr); \ + ipset_nest_end(skb, __nested); \ +} while (0) + +#define NLA_PUT_IPADDR6(skb, type, ipaddrptr) \ +do { \ + struct nlattr *__nested = ipset_nest_start(skb, type); \ + \ + if (!__nested) \ + goto nla_put_failure; \ + NLA_PUT(skb, IPSET_ATTR_IPADDR_IPV6, \ + sizeof(struct in6_addr), ipaddrptr); \ + ipset_nest_end(skb, __nested); \ +} while (0) + +/* Get address from skbuff */ +static inline __be32 +ip4addr(const struct sk_buff *skb, bool src) +{ + return src ? ip_hdr(skb)->saddr : ip_hdr(skb)->daddr; +} + +static inline void +ip4addrptr(const struct sk_buff *skb, bool src, __be32 *addr) +{ + *addr = src ? ip_hdr(skb)->saddr : ip_hdr(skb)->daddr; +} + +static inline void +ip6addrptr(const struct sk_buff *skb, bool src, struct in6_addr *addr) +{ + memcpy(addr, src ? &ipv6_hdr(skb)->saddr : &ipv6_hdr(skb)->daddr, + sizeof(*addr)); +} + +/* Calculate the bytes required to store the inclusive range of a-b */ +static inline int +bitmap_bytes(u32 a, u32 b) +{ + return 4 * ((((b - a + 8) / 8) + 3) / 4); +} + +/* Interface to iptables/ip6tables */ + +#define SO_IP_SET 83 + +union ip_set_name_index { + char name[IPSET_MAXNAMELEN]; + ip_set_id_t index; +}; + +#define IP_SET_OP_GET_BYNAME 0x00000006 /* Get set index by name */ +struct ip_set_req_get_set { + unsigned op; + unsigned version; + union ip_set_name_index set; +}; + +#define IP_SET_OP_GET_BYINDEX 0x00000007 /* Get set name by index */ +/* Uses ip_set_req_get_set */ + +#define IP_SET_OP_VERSION 0x00000100 /* Ask kernel version */ +struct ip_set_req_version { + unsigned op; + unsigned version; +}; + +#endif /* __KERNEL__ */ + +#endif /*_IP_SET_H */ diff --git a/include/linux/netfilter/ipset/ip_set_ahash.h b/include/linux/netfilter/ipset/ip_set_ahash.h new file mode 100644 index 000000000000..a0196ac79051 --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set_ahash.h @@ -0,0 +1,1073 @@ +#ifndef _IP_SET_AHASH_H +#define _IP_SET_AHASH_H + +#include <linux/rcupdate.h> +#include <linux/jhash.h> +#include <linux/netfilter/ipset/ip_set_timeout.h> + +/* Hashing which uses arrays to resolve clashing. The hash table is resized + * (doubled) when searching becomes too long. + * Internally jhash is used with the assumption that the size of the + * stored data is a multiple of sizeof(u32). If storage supports timeout, + * the timeout field must be the last one in the data structure - that field + * is ignored when computing the hash key. + * + * Readers and resizing + * + * Resizing can be triggered by userspace command only, and those + * are serialized by the nfnl mutex. During resizing the set is + * read-locked, so the only possible concurrent operations are + * the kernel side readers. Those must be protected by proper RCU locking. + */ + +/* Number of elements to store in an initial array block */ +#define AHASH_INIT_SIZE 4 +/* Max number of elements to store in an array block */ +#define AHASH_MAX_SIZE (3*4) + +/* A hash bucket */ +struct hbucket { + void *value; /* the array of the values */ + u8 size; /* size of the array */ + u8 pos; /* position of the first free entry */ +}; + +/* The hash table: the table size stored here in order to make resizing easy */ +struct htable { + u8 htable_bits; /* size of hash table == 2^htable_bits */ + struct hbucket bucket[0]; /* hashtable buckets */ +}; + +#define hbucket(h, i) &((h)->bucket[i]) + +/* Book-keeping of the prefixes added to the set */ +struct ip_set_hash_nets { + u8 cidr; /* the different cidr values in the set */ + u32 nets; /* number of elements per cidr */ +}; + +/* The generic ip_set hash structure */ +struct ip_set_hash { + struct htable *table; /* the hash table */ + u32 maxelem; /* max elements in the hash */ + u32 elements; /* current element (vs timeout) */ + u32 initval; /* random jhash init value */ + u32 timeout; /* timeout value, if enabled */ + struct timer_list gc; /* garbage collection when timeout enabled */ +#ifdef IP_SET_HASH_WITH_NETMASK + u8 netmask; /* netmask value for subnets to store */ +#endif +#ifdef IP_SET_HASH_WITH_NETS + struct ip_set_hash_nets nets[0]; /* book-keeping of prefixes */ +#endif +}; + +/* Compute htable_bits from the user input parameter hashsize */ +static u8 +htable_bits(u32 hashsize) +{ + /* Assume that hashsize == 2^htable_bits */ + u8 bits = fls(hashsize - 1); + if (jhash_size(bits) != hashsize) + /* Round up to the first 2^n value */ + bits = fls(hashsize); + + return bits; +} + +#ifdef IP_SET_HASH_WITH_NETS + +#define SET_HOST_MASK(family) (family == AF_INET ? 32 : 128) + +/* Network cidr size book keeping when the hash stores different + * sized networks */ +static void +add_cidr(struct ip_set_hash *h, u8 cidr, u8 host_mask) +{ + u8 i; + + ++h->nets[cidr-1].nets; + + pr_debug("add_cidr added %u: %u\n", cidr, h->nets[cidr-1].nets); + + if (h->nets[cidr-1].nets > 1) + return; + + /* New cidr size */ + for (i = 0; i < host_mask && h->nets[i].cidr; i++) { + /* Add in increasing prefix order, so larger cidr first */ + if (h->nets[i].cidr < cidr) + swap(h->nets[i].cidr, cidr); + } + if (i < host_mask) + h->nets[i].cidr = cidr; +} + +static void +del_cidr(struct ip_set_hash *h, u8 cidr, u8 host_mask) +{ + u8 i; + + --h->nets[cidr-1].nets; + + pr_debug("del_cidr deleted %u: %u\n", cidr, h->nets[cidr-1].nets); + + if (h->nets[cidr-1].nets != 0) + return; + + /* All entries with this cidr size deleted, so cleanup h->cidr[] */ + for (i = 0; i < host_mask - 1 && h->nets[i].cidr; i++) { + if (h->nets[i].cidr == cidr) + h->nets[i].cidr = cidr = h->nets[i+1].cidr; + } + h->nets[i - 1].cidr = 0; +} +#endif + +/* Destroy the hashtable part of the set */ +static void +ahash_destroy(struct htable *t) +{ + struct hbucket *n; + u32 i; + + for (i = 0; i < jhash_size(t->htable_bits); i++) { + n = hbucket(t, i); + if (n->size) + /* FIXME: use slab cache */ + kfree(n->value); + } + + ip_set_free(t); +} + +/* Calculate the actual memory size of the set data */ +static size_t +ahash_memsize(const struct ip_set_hash *h, size_t dsize, u8 host_mask) +{ + u32 i; + struct htable *t = h->table; + size_t memsize = sizeof(*h) + + sizeof(*t) +#ifdef IP_SET_HASH_WITH_NETS + + sizeof(struct ip_set_hash_nets) * host_mask +#endif + + jhash_size(t->htable_bits) * sizeof(struct hbucket); + + for (i = 0; i < jhash_size(t->htable_bits); i++) + memsize += t->bucket[i].size * dsize; + + return memsize; +} + +/* Flush a hash type of set: destroy all elements */ +static void +ip_set_hash_flush(struct ip_set *set) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + struct hbucket *n; + u32 i; + + for (i = 0; i < jhash_size(t->htable_bits); i++) { + n = hbucket(t, i); + if (n->size) { + n->size = n->pos = 0; + /* FIXME: use slab cache */ + kfree(n->value); + } + } +#ifdef IP_SET_HASH_WITH_NETS + memset(h->nets, 0, sizeof(struct ip_set_hash_nets) + * SET_HOST_MASK(set->family)); +#endif + h->elements = 0; +} + +/* Destroy a hash type of set */ +static void +ip_set_hash_destroy(struct ip_set *set) +{ + struct ip_set_hash *h = set->data; + + if (with_timeout(h->timeout)) + del_timer_sync(&h->gc); + + ahash_destroy(h->table); + kfree(h); + + set->data = NULL; +} + +#define HKEY(data, initval, htable_bits) \ +(jhash2((u32 *)(data), sizeof(struct type_pf_elem)/sizeof(u32), initval) \ + & jhash_mask(htable_bits)) + +#endif /* _IP_SET_AHASH_H */ + +#define CONCAT(a, b, c) a##b##c +#define TOKEN(a, b, c) CONCAT(a, b, c) + +/* Type/family dependent function prototypes */ + +#define type_pf_data_equal TOKEN(TYPE, PF, _data_equal) +#define type_pf_data_isnull TOKEN(TYPE, PF, _data_isnull) +#define type_pf_data_copy TOKEN(TYPE, PF, _data_copy) +#define type_pf_data_zero_out TOKEN(TYPE, PF, _data_zero_out) +#define type_pf_data_netmask TOKEN(TYPE, PF, _data_netmask) +#define type_pf_data_list TOKEN(TYPE, PF, _data_list) +#define type_pf_data_tlist TOKEN(TYPE, PF, _data_tlist) + +#define type_pf_elem TOKEN(TYPE, PF, _elem) +#define type_pf_telem TOKEN(TYPE, PF, _telem) +#define type_pf_data_timeout TOKEN(TYPE, PF, _data_timeout) +#define type_pf_data_expired TOKEN(TYPE, PF, _data_expired) +#define type_pf_data_timeout_set TOKEN(TYPE, PF, _data_timeout_set) + +#define type_pf_elem_add TOKEN(TYPE, PF, _elem_add) +#define type_pf_add TOKEN(TYPE, PF, _add) +#define type_pf_del TOKEN(TYPE, PF, _del) +#define type_pf_test_cidrs TOKEN(TYPE, PF, _test_cidrs) +#define type_pf_test TOKEN(TYPE, PF, _test) + +#define type_pf_elem_tadd TOKEN(TYPE, PF, _elem_tadd) +#define type_pf_del_telem TOKEN(TYPE, PF, _ahash_del_telem) +#define type_pf_expire TOKEN(TYPE, PF, _expire) +#define type_pf_tadd TOKEN(TYPE, PF, _tadd) +#define type_pf_tdel TOKEN(TYPE, PF, _tdel) +#define type_pf_ttest_cidrs TOKEN(TYPE, PF, _ahash_ttest_cidrs) +#define type_pf_ttest TOKEN(TYPE, PF, _ahash_ttest) + +#define type_pf_resize TOKEN(TYPE, PF, _resize) +#define type_pf_tresize TOKEN(TYPE, PF, _tresize) +#define type_pf_flush ip_set_hash_flush +#define type_pf_destroy ip_set_hash_destroy +#define type_pf_head TOKEN(TYPE, PF, _head) +#define type_pf_list TOKEN(TYPE, PF, _list) +#define type_pf_tlist TOKEN(TYPE, PF, _tlist) +#define type_pf_same_set TOKEN(TYPE, PF, _same_set) +#define type_pf_kadt TOKEN(TYPE, PF, _kadt) +#define type_pf_uadt TOKEN(TYPE, PF, _uadt) +#define type_pf_gc TOKEN(TYPE, PF, _gc) +#define type_pf_gc_init TOKEN(TYPE, PF, _gc_init) +#define type_pf_variant TOKEN(TYPE, PF, _variant) +#define type_pf_tvariant TOKEN(TYPE, PF, _tvariant) + +/* Flavour without timeout */ + +/* Get the ith element from the array block n */ +#define ahash_data(n, i) \ + ((struct type_pf_elem *)((n)->value) + (i)) + +/* Add an element to the hash table when resizing the set: + * we spare the maintenance of the internal counters. */ +static int +type_pf_elem_add(struct hbucket *n, const struct type_pf_elem *value) +{ + if (n->pos >= n->size) { + void *tmp; + + if (n->size >= AHASH_MAX_SIZE) + /* Trigger rehashing */ + return -EAGAIN; + + tmp = kzalloc((n->size + AHASH_INIT_SIZE) + * sizeof(struct type_pf_elem), + GFP_ATOMIC); + if (!tmp) + return -ENOMEM; + if (n->size) { + memcpy(tmp, n->value, + sizeof(struct type_pf_elem) * n->size); + kfree(n->value); + } + n->value = tmp; + n->size += AHASH_INIT_SIZE; + } + type_pf_data_copy(ahash_data(n, n->pos++), value); + return 0; +} + +/* Resize a hash: create a new hash table with doubling the hashsize + * and inserting the elements to it. Repeat until we succeed or + * fail due to memory pressures. */ +static int +type_pf_resize(struct ip_set *set, bool retried) +{ + struct ip_set_hash *h = set->data; + struct htable *t, *orig = h->table; + u8 htable_bits = orig->htable_bits; + const struct type_pf_elem *data; + struct hbucket *n, *m; + u32 i, j; + int ret; + +retry: + ret = 0; + htable_bits++; + pr_debug("attempt to resize set %s from %u to %u, t %p\n", + set->name, orig->htable_bits, htable_bits, orig); + if (!htable_bits) + /* In case we have plenty of memory :-) */ + return -IPSET_ERR_HASH_FULL; + t = ip_set_alloc(sizeof(*t) + + jhash_size(htable_bits) * sizeof(struct hbucket)); + if (!t) + return -ENOMEM; + t->htable_bits = htable_bits; + + read_lock_bh(&set->lock); + for (i = 0; i < jhash_size(orig->htable_bits); i++) { + n = hbucket(orig, i); + for (j = 0; j < n->pos; j++) { + data = ahash_data(n, j); + m = hbucket(t, HKEY(data, h->initval, htable_bits)); + ret = type_pf_elem_add(m, data); + if (ret < 0) { + read_unlock_bh(&set->lock); + ahash_destroy(t); + if (ret == -EAGAIN) + goto retry; + return ret; + } + } + } + + rcu_assign_pointer(h->table, t); + read_unlock_bh(&set->lock); + + /* Give time to other readers of the set */ + synchronize_rcu_bh(); + + pr_debug("set %s resized from %u (%p) to %u (%p)\n", set->name, + orig->htable_bits, orig, t->htable_bits, t); + ahash_destroy(orig); + + return 0; +} + +/* Add an element to a hash and update the internal counters when succeeded, + * otherwise report the proper error code. */ +static int +type_pf_add(struct ip_set *set, void *value, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t; + const struct type_pf_elem *d = value; + struct hbucket *n; + int i, ret = 0; + u32 key; + + if (h->elements >= h->maxelem) + return -IPSET_ERR_HASH_FULL; + + rcu_read_lock_bh(); + t = rcu_dereference_bh(h->table); + key = HKEY(value, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) + if (type_pf_data_equal(ahash_data(n, i), d)) { + ret = -IPSET_ERR_EXIST; + goto out; + } + + ret = type_pf_elem_add(n, value); + if (ret != 0) + goto out; + +#ifdef IP_SET_HASH_WITH_NETS + add_cidr(h, d->cidr, HOST_MASK); +#endif + h->elements++; +out: + rcu_read_unlock_bh(); + return ret; +} + +/* Delete an element from the hash: swap it with the last element + * and free up space if possible. + */ +static int +type_pf_del(struct ip_set *set, void *value, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + const struct type_pf_elem *d = value; + struct hbucket *n; + int i; + struct type_pf_elem *data; + u32 key; + + key = HKEY(value, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_data(n, i); + if (!type_pf_data_equal(data, d)) + continue; + if (i != n->pos - 1) + /* Not last one */ + type_pf_data_copy(data, ahash_data(n, n->pos - 1)); + + n->pos--; + h->elements--; +#ifdef IP_SET_HASH_WITH_NETS + del_cidr(h, d->cidr, HOST_MASK); +#endif + if (n->pos + AHASH_INIT_SIZE < n->size) { + void *tmp = kzalloc((n->size - AHASH_INIT_SIZE) + * sizeof(struct type_pf_elem), + GFP_ATOMIC); + if (!tmp) + return 0; + n->size -= AHASH_INIT_SIZE; + memcpy(tmp, n->value, + n->size * sizeof(struct type_pf_elem)); + kfree(n->value); + n->value = tmp; + } + return 0; + } + + return -IPSET_ERR_EXIST; +} + +#ifdef IP_SET_HASH_WITH_NETS + +/* Special test function which takes into account the different network + * sizes added to the set */ +static int +type_pf_test_cidrs(struct ip_set *set, struct type_pf_elem *d, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + struct hbucket *n; + const struct type_pf_elem *data; + int i, j = 0; + u32 key; + u8 host_mask = SET_HOST_MASK(set->family); + + pr_debug("test by nets\n"); + for (; j < host_mask && h->nets[j].cidr; j++) { + type_pf_data_netmask(d, h->nets[j].cidr); + key = HKEY(d, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_data(n, i); + if (type_pf_data_equal(data, d)) + return 1; + } + } + return 0; +} +#endif + +/* Test whether the element is added to the set */ +static int +type_pf_test(struct ip_set *set, void *value, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + struct type_pf_elem *d = value; + struct hbucket *n; + const struct type_pf_elem *data; + int i; + u32 key; + +#ifdef IP_SET_HASH_WITH_NETS + /* If we test an IP address and not a network address, + * try all possible network sizes */ + if (d->cidr == SET_HOST_MASK(set->family)) + return type_pf_test_cidrs(set, d, timeout); +#endif + + key = HKEY(d, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_data(n, i); + if (type_pf_data_equal(data, d)) + return 1; + } + return 0; +} + +/* Reply a HEADER request: fill out the header part of the set */ +static int +type_pf_head(struct ip_set *set, struct sk_buff *skb) +{ + const struct ip_set_hash *h = set->data; + struct nlattr *nested; + size_t memsize; + + read_lock_bh(&set->lock); + memsize = ahash_memsize(h, with_timeout(h->timeout) + ? sizeof(struct type_pf_telem) + : sizeof(struct type_pf_elem), + set->family == AF_INET ? 32 : 128); + read_unlock_bh(&set->lock); + + nested = ipset_nest_start(skb, IPSET_ATTR_DATA); + if (!nested) + goto nla_put_failure; + NLA_PUT_NET32(skb, IPSET_ATTR_HASHSIZE, + htonl(jhash_size(h->table->htable_bits))); + NLA_PUT_NET32(skb, IPSET_ATTR_MAXELEM, htonl(h->maxelem)); +#ifdef IP_SET_HASH_WITH_NETMASK + if (h->netmask != HOST_MASK) + NLA_PUT_U8(skb, IPSET_ATTR_NETMASK, h->netmask); +#endif + NLA_PUT_NET32(skb, IPSET_ATTR_REFERENCES, htonl(set->ref - 1)); + NLA_PUT_NET32(skb, IPSET_ATTR_MEMSIZE, htonl(memsize)); + if (with_timeout(h->timeout)) + NLA_PUT_NET32(skb, IPSET_ATTR_TIMEOUT, htonl(h->timeout)); + ipset_nest_end(skb, nested); + + return 0; +nla_put_failure: + return -EMSGSIZE; +} + +/* Reply a LIST/SAVE request: dump the elements of the specified set */ +static int +type_pf_list(const struct ip_set *set, + struct sk_buff *skb, struct netlink_callback *cb) +{ + const struct ip_set_hash *h = set->data; + const struct htable *t = h->table; + struct nlattr *atd, *nested; + const struct hbucket *n; + const struct type_pf_elem *data; + u32 first = cb->args[2]; + /* We assume that one hash bucket fills into one page */ + void *incomplete; + int i; + + atd = ipset_nest_start(skb, IPSET_ATTR_ADT); + if (!atd) + return -EMSGSIZE; + pr_debug("list hash set %s\n", set->name); + for (; cb->args[2] < jhash_size(t->htable_bits); cb->args[2]++) { + incomplete = skb_tail_pointer(skb); + n = hbucket(t, cb->args[2]); + pr_debug("cb->args[2]: %lu, t %p n %p\n", cb->args[2], t, n); + for (i = 0; i < n->pos; i++) { + data = ahash_data(n, i); + pr_debug("list hash %lu hbucket %p i %u, data %p\n", + cb->args[2], n, i, data); + nested = ipset_nest_start(skb, IPSET_ATTR_DATA); + if (!nested) { + if (cb->args[2] == first) { + nla_nest_cancel(skb, atd); + return -EMSGSIZE; + } else + goto nla_put_failure; + } + if (type_pf_data_list(skb, data)) + goto nla_put_failure; + ipset_nest_end(skb, nested); + } + } + ipset_nest_end(skb, atd); + /* Set listing finished */ + cb->args[2] = 0; + + return 0; + +nla_put_failure: + nlmsg_trim(skb, incomplete); + ipset_nest_end(skb, atd); + if (unlikely(first == cb->args[2])) { + pr_warning("Can't list set %s: one bucket does not fit into " + "a message. Please report it!\n", set->name); + cb->args[2] = 0; + return -EMSGSIZE; + } + return 0; +} + +static int +type_pf_kadt(struct ip_set *set, const struct sk_buff * skb, + enum ipset_adt adt, u8 pf, u8 dim, u8 flags); +static int +type_pf_uadt(struct ip_set *set, struct nlattr *tb[], + enum ipset_adt adt, u32 *lineno, u32 flags); + +static const struct ip_set_type_variant type_pf_variant = { + .kadt = type_pf_kadt, + .uadt = type_pf_uadt, + .adt = { + [IPSET_ADD] = type_pf_add, + [IPSET_DEL] = type_pf_del, + [IPSET_TEST] = type_pf_test, + }, + .destroy = type_pf_destroy, + .flush = type_pf_flush, + .head = type_pf_head, + .list = type_pf_list, + .resize = type_pf_resize, + .same_set = type_pf_same_set, +}; + +/* Flavour with timeout support */ + +#define ahash_tdata(n, i) \ + (struct type_pf_elem *)((struct type_pf_telem *)((n)->value) + (i)) + +static inline u32 +type_pf_data_timeout(const struct type_pf_elem *data) +{ + const struct type_pf_telem *tdata = + (const struct type_pf_telem *) data; + + return tdata->timeout; +} + +static inline bool +type_pf_data_expired(const struct type_pf_elem *data) +{ + const struct type_pf_telem *tdata = + (const struct type_pf_telem *) data; + + return ip_set_timeout_expired(tdata->timeout); +} + +static inline void +type_pf_data_timeout_set(struct type_pf_elem *data, u32 timeout) +{ + struct type_pf_telem *tdata = (struct type_pf_telem *) data; + + tdata->timeout = ip_set_timeout_set(timeout); +} + +static int +type_pf_elem_tadd(struct hbucket *n, const struct type_pf_elem *value, + u32 timeout) +{ + struct type_pf_elem *data; + + if (n->pos >= n->size) { + void *tmp; + + if (n->size >= AHASH_MAX_SIZE) + /* Trigger rehashing */ + return -EAGAIN; + + tmp = kzalloc((n->size + AHASH_INIT_SIZE) + * sizeof(struct type_pf_telem), + GFP_ATOMIC); + if (!tmp) + return -ENOMEM; + if (n->size) { + memcpy(tmp, n->value, + sizeof(struct type_pf_telem) * n->size); + kfree(n->value); + } + n->value = tmp; + n->size += AHASH_INIT_SIZE; + } + data = ahash_tdata(n, n->pos++); + type_pf_data_copy(data, value); + type_pf_data_timeout_set(data, timeout); + return 0; +} + +/* Delete expired elements from the hashtable */ +static void +type_pf_expire(struct ip_set_hash *h) +{ + struct htable *t = h->table; + struct hbucket *n; + struct type_pf_elem *data; + u32 i; + int j; + + for (i = 0; i < jhash_size(t->htable_bits); i++) { + n = hbucket(t, i); + for (j = 0; j < n->pos; j++) { + data = ahash_tdata(n, j); + if (type_pf_data_expired(data)) { + pr_debug("expired %u/%u\n", i, j); +#ifdef IP_SET_HASH_WITH_NETS + del_cidr(h, data->cidr, HOST_MASK); +#endif + if (j != n->pos - 1) + /* Not last one */ + type_pf_data_copy(data, + ahash_tdata(n, n->pos - 1)); + n->pos--; + h->elements--; + } + } + if (n->pos + AHASH_INIT_SIZE < n->size) { + void *tmp = kzalloc((n->size - AHASH_INIT_SIZE) + * sizeof(struct type_pf_telem), + GFP_ATOMIC); + if (!tmp) + /* Still try to delete expired elements */ + continue; + n->size -= AHASH_INIT_SIZE; + memcpy(tmp, n->value, + n->size * sizeof(struct type_pf_telem)); + kfree(n->value); + n->value = tmp; + } + } +} + +static int +type_pf_tresize(struct ip_set *set, bool retried) +{ + struct ip_set_hash *h = set->data; + struct htable *t, *orig = h->table; + u8 htable_bits = orig->htable_bits; + const struct type_pf_elem *data; + struct hbucket *n, *m; + u32 i, j; + int ret; + + /* Try to cleanup once */ + if (!retried) { + i = h->elements; + write_lock_bh(&set->lock); + type_pf_expire(set->data); + write_unlock_bh(&set->lock); + if (h->elements < i) + return 0; + } + +retry: + ret = 0; + htable_bits++; + if (!htable_bits) + /* In case we have plenty of memory :-) */ + return -IPSET_ERR_HASH_FULL; + t = ip_set_alloc(sizeof(*t) + + jhash_size(htable_bits) * sizeof(struct hbucket)); + if (!t) + return -ENOMEM; + t->htable_bits = htable_bits; + + read_lock_bh(&set->lock); + for (i = 0; i < jhash_size(orig->htable_bits); i++) { + n = hbucket(orig, i); + for (j = 0; j < n->pos; j++) { + data = ahash_tdata(n, j); + m = hbucket(t, HKEY(data, h->initval, htable_bits)); + ret = type_pf_elem_tadd(m, data, + type_pf_data_timeout(data)); + if (ret < 0) { + read_unlock_bh(&set->lock); + ahash_destroy(t); + if (ret == -EAGAIN) + goto retry; + return ret; + } + } + } + + rcu_assign_pointer(h->table, t); + read_unlock_bh(&set->lock); + + /* Give time to other readers of the set */ + synchronize_rcu_bh(); + + ahash_destroy(orig); + + return 0; +} + +static int +type_pf_tadd(struct ip_set *set, void *value, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + const struct type_pf_elem *d = value; + struct hbucket *n; + struct type_pf_elem *data; + int ret = 0, i, j = AHASH_MAX_SIZE + 1; + u32 key; + + if (h->elements >= h->maxelem) + /* FIXME: when set is full, we slow down here */ + type_pf_expire(h); + if (h->elements >= h->maxelem) + return -IPSET_ERR_HASH_FULL; + + rcu_read_lock_bh(); + t = rcu_dereference_bh(h->table); + key = HKEY(d, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_tdata(n, i); + if (type_pf_data_equal(data, d)) { + if (type_pf_data_expired(data)) + j = i; + else { + ret = -IPSET_ERR_EXIST; + goto out; + } + } else if (j == AHASH_MAX_SIZE + 1 && + type_pf_data_expired(data)) + j = i; + } + if (j != AHASH_MAX_SIZE + 1) { + data = ahash_tdata(n, j); +#ifdef IP_SET_HASH_WITH_NETS + del_cidr(h, data->cidr, HOST_MASK); + add_cidr(h, d->cidr, HOST_MASK); +#endif + type_pf_data_copy(data, d); + type_pf_data_timeout_set(data, timeout); + goto out; + } + ret = type_pf_elem_tadd(n, d, timeout); + if (ret != 0) + goto out; + +#ifdef IP_SET_HASH_WITH_NETS + add_cidr(h, d->cidr, HOST_MASK); +#endif + h->elements++; +out: + rcu_read_unlock_bh(); + return ret; +} + +static int +type_pf_tdel(struct ip_set *set, void *value, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + const struct type_pf_elem *d = value; + struct hbucket *n; + int i, ret = 0; + struct type_pf_elem *data; + u32 key; + + key = HKEY(value, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_tdata(n, i); + if (!type_pf_data_equal(data, d)) + continue; + if (type_pf_data_expired(data)) + ret = -IPSET_ERR_EXIST; + if (i != n->pos - 1) + /* Not last one */ + type_pf_data_copy(data, ahash_tdata(n, n->pos - 1)); + + n->pos--; + h->elements--; +#ifdef IP_SET_HASH_WITH_NETS + del_cidr(h, d->cidr, HOST_MASK); +#endif + if (n->pos + AHASH_INIT_SIZE < n->size) { + void *tmp = kzalloc((n->size - AHASH_INIT_SIZE) + * sizeof(struct type_pf_telem), + GFP_ATOMIC); + if (!tmp) + return 0; + n->size -= AHASH_INIT_SIZE; + memcpy(tmp, n->value, + n->size * sizeof(struct type_pf_telem)); + kfree(n->value); + n->value = tmp; + } + return 0; + } + + return -IPSET_ERR_EXIST; +} + +#ifdef IP_SET_HASH_WITH_NETS +static int +type_pf_ttest_cidrs(struct ip_set *set, struct type_pf_elem *d, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + struct type_pf_elem *data; + struct hbucket *n; + int i, j = 0; + u32 key; + u8 host_mask = SET_HOST_MASK(set->family); + + for (; j < host_mask && h->nets[j].cidr; j++) { + type_pf_data_netmask(d, h->nets[j].cidr); + key = HKEY(d, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_tdata(n, i); + if (type_pf_data_equal(data, d)) + return !type_pf_data_expired(data); + } + } + return 0; +} +#endif + +static int +type_pf_ttest(struct ip_set *set, void *value, u32 timeout) +{ + struct ip_set_hash *h = set->data; + struct htable *t = h->table; + struct type_pf_elem *data, *d = value; + struct hbucket *n; + int i; + u32 key; + +#ifdef IP_SET_HASH_WITH_NETS + if (d->cidr == SET_HOST_MASK(set->family)) + return type_pf_ttest_cidrs(set, d, timeout); +#endif + key = HKEY(d, h->initval, t->htable_bits); + n = hbucket(t, key); + for (i = 0; i < n->pos; i++) { + data = ahash_tdata(n, i); + if (type_pf_data_equal(data, d)) + return !type_pf_data_expired(data); + } + return 0; +} + +static int +type_pf_tlist(const struct ip_set *set, + struct sk_buff *skb, struct netlink_callback *cb) +{ + const struct ip_set_hash *h = set->data; + const struct htable *t = h->table; + struct nlattr *atd, *nested; + const struct hbucket *n; + const struct type_pf_elem *data; + u32 first = cb->args[2]; + /* We assume that one hash bucket fills into one page */ + void *incomplete; + int i; + + atd = ipset_nest_start(skb, IPSET_ATTR_ADT); + if (!atd) + return -EMSGSIZE; + for (; cb->args[2] < jhash_size(t->htable_bits); cb->args[2]++) { + incomplete = skb_tail_pointer(skb); + n = hbucket(t, cb->args[2]); + for (i = 0; i < n->pos; i++) { + data = ahash_tdata(n, i); + pr_debug("list %p %u\n", n, i); + if (type_pf_data_expired(data)) + continue; + pr_debug("do list %p %u\n", n, i); + nested = ipset_nest_start(skb, IPSET_ATTR_DATA); + if (!nested) { + if (cb->args[2] == first) { + nla_nest_cancel(skb, atd); + return -EMSGSIZE; + } else + goto nla_put_failure; + } + if (type_pf_data_tlist(skb, data)) + goto nla_put_failure; + ipset_nest_end(skb, nested); + } + } + ipset_nest_end(skb, atd); + /* Set listing finished */ + cb->args[2] = 0; + + return 0; + +nla_put_failure: + nlmsg_trim(skb, incomplete); + ipset_nest_end(skb, atd); + if (unlikely(first == cb->args[2])) { + pr_warning("Can't list set %s: one bucket does not fit into " + "a message. Please report it!\n", set->name); + cb->args[2] = 0; + return -EMSGSIZE; + } + return 0; +} + +static const struct ip_set_type_variant type_pf_tvariant = { + .kadt = type_pf_kadt, + .uadt = type_pf_uadt, + .adt = { + [IPSET_ADD] = type_pf_tadd, + [IPSET_DEL] = type_pf_tdel, + [IPSET_TEST] = type_pf_ttest, + }, + .destroy = type_pf_destroy, + .flush = type_pf_flush, + .head = type_pf_head, + .list = type_pf_tlist, + .resize = type_pf_tresize, + .same_set = type_pf_same_set, +}; + +static void +type_pf_gc(unsigned long ul_set) +{ + struct ip_set *set = (struct ip_set *) ul_set; + struct ip_set_hash *h = set->data; + + pr_debug("called\n"); + write_lock_bh(&set->lock); + type_pf_expire(h); + write_unlock_bh(&set->lock); + + h->gc.expires = jiffies + IPSET_GC_PERIOD(h->timeout) * HZ; + add_timer(&h->gc); +} + +static void +type_pf_gc_init(struct ip_set *set) +{ + struct ip_set_hash *h = set->data; + + init_timer(&h->gc); + h->gc.data = (unsigned long) set; + h->gc.function = type_pf_gc; + h->gc.expires = jiffies + IPSET_GC_PERIOD(h->timeout) * HZ; + add_timer(&h->gc); + pr_debug("gc initialized, run in every %u\n", + IPSET_GC_PERIOD(h->timeout)); +} + +#undef type_pf_data_equal +#undef type_pf_data_isnull +#undef type_pf_data_copy +#undef type_pf_data_zero_out +#undef type_pf_data_list +#undef type_pf_data_tlist + +#undef type_pf_elem +#undef type_pf_telem +#undef type_pf_data_timeout +#undef type_pf_data_expired +#undef type_pf_data_netmask +#undef type_pf_data_timeout_set + +#undef type_pf_elem_add +#undef type_pf_add +#undef type_pf_del +#undef type_pf_test_cidrs +#undef type_pf_test + +#undef type_pf_elem_tadd +#undef type_pf_expire +#undef type_pf_tadd +#undef type_pf_tdel +#undef type_pf_ttest_cidrs +#undef type_pf_ttest + +#undef type_pf_resize +#undef type_pf_tresize +#undef type_pf_flush +#undef type_pf_destroy +#undef type_pf_head +#undef type_pf_list +#undef type_pf_tlist +#undef type_pf_same_set +#undef type_pf_kadt +#undef type_pf_uadt +#undef type_pf_gc +#undef type_pf_gc_init +#undef type_pf_variant +#undef type_pf_tvariant diff --git a/include/linux/netfilter/ipset/ip_set_bitmap.h b/include/linux/netfilter/ipset/ip_set_bitmap.h new file mode 100644 index 000000000000..61a9e8746c83 --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set_bitmap.h @@ -0,0 +1,31 @@ +#ifndef __IP_SET_BITMAP_H +#define __IP_SET_BITMAP_H + +/* Bitmap type specific error codes */ +enum { + /* The element is out of the range of the set */ + IPSET_ERR_BITMAP_RANGE = IPSET_ERR_TYPE_SPECIFIC, + /* The range exceeds the size limit of the set type */ + IPSET_ERR_BITMAP_RANGE_SIZE, +}; + +#ifdef __KERNEL__ +#define IPSET_BITMAP_MAX_RANGE 0x0000FFFF + +/* Common functions */ + +static inline u32 +range_to_mask(u32 from, u32 to, u8 *bits) +{ + u32 mask = 0xFFFFFFFE; + + *bits = 32; + while (--(*bits) > 0 && mask && (to & mask) != from) + mask <<= 1; + + return mask; +} + +#endif /* __KERNEL__ */ + +#endif /* __IP_SET_BITMAP_H */ diff --git a/include/linux/netfilter/ipset/ip_set_getport.h b/include/linux/netfilter/ipset/ip_set_getport.h new file mode 100644 index 000000000000..90d09300e954 --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set_getport.h @@ -0,0 +1,33 @@ +#ifndef _IP_SET_GETPORT_H +#define _IP_SET_GETPORT_H + +extern bool ip_set_get_ip4_port(const struct sk_buff *skb, bool src, + __be16 *port, u8 *proto); + +#if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE) +extern bool ip_set_get_ip6_port(const struct sk_buff *skb, bool src, + __be16 *port, u8 *proto); +#else +static inline bool ip_set_get_ip6_port(const struct sk_buff *skb, bool src, + __be16 *port, u8 *proto) +{ + return false; +} +#endif + +extern bool ip_set_get_ip_port(const struct sk_buff *skb, u8 pf, bool src, + __be16 *port); + +static inline bool ip_set_proto_with_ports(u8 proto) +{ + switch (proto) { + case IPPROTO_TCP: + case IPPROTO_SCTP: + case IPPROTO_UDP: + case IPPROTO_UDPLITE: + return true; + } + return false; +} + +#endif /*_IP_SET_GETPORT_H*/ diff --git a/include/linux/netfilter/ipset/ip_set_hash.h b/include/linux/netfilter/ipset/ip_set_hash.h new file mode 100644 index 000000000000..b86f15c04524 --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set_hash.h @@ -0,0 +1,26 @@ +#ifndef __IP_SET_HASH_H +#define __IP_SET_HASH_H + +/* Hash type specific error codes */ +enum { + /* Hash is full */ + IPSET_ERR_HASH_FULL = IPSET_ERR_TYPE_SPECIFIC, + /* Null-valued element */ + IPSET_ERR_HASH_ELEM, + /* Invalid protocol */ + IPSET_ERR_INVALID_PROTO, + /* Protocol missing but must be specified */ + IPSET_ERR_MISSING_PROTO, +}; + +#ifdef __KERNEL__ + +#define IPSET_DEFAULT_HASHSIZE 1024 +#define IPSET_MIMINAL_HASHSIZE 64 +#define IPSET_DEFAULT_MAXELEM 65536 +#define IPSET_DEFAULT_PROBES 4 +#define IPSET_DEFAULT_RESIZE 100 + +#endif /* __KERNEL__ */ + +#endif /* __IP_SET_HASH_H */ diff --git a/include/linux/netfilter/ipset/ip_set_list.h b/include/linux/netfilter/ipset/ip_set_list.h new file mode 100644 index 000000000000..40a63f302613 --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set_list.h @@ -0,0 +1,27 @@ +#ifndef __IP_SET_LIST_H +#define __IP_SET_LIST_H + +/* List type specific error codes */ +enum { + /* Set name to be added/deleted/tested does not exist. */ + IPSET_ERR_NAME = IPSET_ERR_TYPE_SPECIFIC, + /* list:set type is not permitted to add */ + IPSET_ERR_LOOP, + /* Missing reference set */ + IPSET_ERR_BEFORE, + /* Reference set does not exist */ + IPSET_ERR_NAMEREF, + /* Set is full */ + IPSET_ERR_LIST_FULL, + /* Reference set is not added to the set */ + IPSET_ERR_REF_EXIST, +}; + +#ifdef __KERNEL__ + +#define IP_SET_LIST_DEFAULT_SIZE 8 +#define IP_SET_LIST_MIN_SIZE 4 + +#endif /* __KERNEL__ */ + +#endif /* __IP_SET_LIST_H */ diff --git a/include/linux/netfilter/ipset/ip_set_timeout.h b/include/linux/netfilter/ipset/ip_set_timeout.h new file mode 100644 index 000000000000..9f30c5f2ec1c --- /dev/null +++ b/include/linux/netfilter/ipset/ip_set_timeout.h @@ -0,0 +1,127 @@ +#ifndef _IP_SET_TIMEOUT_H +#define _IP_SET_TIMEOUT_H + +/* Copyright (C) 2003-2011 Jozsef Kadlecsik <kadlec@blackhole.kfki.hu> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifdef __KERNEL__ + +/* How often should the gc be run by default */ +#define IPSET_GC_TIME (3 * 60) + +/* Timeout period depending on the timeout value of the given set */ +#define IPSET_GC_PERIOD(timeout) \ + ((timeout/3) ? min_t(u32, (timeout)/3, IPSET_GC_TIME) : 1) + +/* Set is defined without timeout support: timeout value may be 0 */ +#define IPSET_NO_TIMEOUT UINT_MAX + +#define with_timeout(timeout) ((timeout) != IPSET_NO_TIMEOUT) + +static inline unsigned int +ip_set_timeout_uget(struct nlattr *tb) +{ + unsigned int timeout = ip_set_get_h32(tb); + + /* Userspace supplied TIMEOUT parameter: adjust crazy size */ + return timeout == IPSET_NO_TIMEOUT ? IPSET_NO_TIMEOUT - 1 : timeout; +} + +#ifdef IP_SET_BITMAP_TIMEOUT + +/* Bitmap specific timeout constants and macros for the entries */ + +/* Bitmap entry is unset */ +#define IPSET_ELEM_UNSET 0 +/* Bitmap entry is set with no timeout value */ +#define IPSET_ELEM_PERMANENT (UINT_MAX/2) + +static inline bool +ip_set_timeout_test(unsigned long timeout) +{ + return timeout != IPSET_ELEM_UNSET && + (timeout == IPSET_ELEM_PERMANENT || + time_after(timeout, jiffies)); +} + +static inline bool +ip_set_timeout_expired(unsigned long timeout) +{ + return timeout != IPSET_ELEM_UNSET && + timeout != IPSET_ELEM_PERMANENT && + time_before(timeout, jiffies); +} + +static inline unsigned long +ip_set_timeout_set(u32 timeout) +{ + unsigned long t; + + if (!timeout) + return IPSET_ELEM_PERMANENT; + + t = timeout * HZ + jiffies; + if (t == IPSET_ELEM_UNSET || t == IPSET_ELEM_PERMANENT) + /* Bingo! */ + t++; + + return t; +} + +static inline u32 +ip_set_timeout_get(unsigned long timeout) +{ + return timeout == IPSET_ELEM_PERMANENT ? 0 : (timeout - jiffies)/HZ; +} + +#else + +/* Hash specific timeout constants and macros for the entries */ + +/* Hash entry is set with no timeout value */ +#define IPSET_ELEM_PERMANENT 0 + +static inline bool +ip_set_timeout_test(unsigned long timeout) +{ + return timeout == IPSET_ELEM_PERMANENT || + time_after(timeout, jiffies); +} + +static inline bool +ip_set_timeout_expired(unsigned long timeout) +{ + return timeout != IPSET_ELEM_PERMANENT && + time_before(timeout, jiffies); +} + +static inline unsigned long +ip_set_timeout_set(u32 timeout) +{ + unsigned long t; + + if (!timeout) + return IPSET_ELEM_PERMANENT; + + t = timeout * HZ + jiffies; + if (t == IPSET_ELEM_PERMANENT) + /* Bingo! :-) */ + t++; + + return t; +} + +static inline u32 +ip_set_timeout_get(unsigned long timeout) +{ + return timeout == IPSET_ELEM_PERMANENT ? 0 : (timeout - jiffies)/HZ; +} +#endif /* ! IP_SET_BITMAP_TIMEOUT */ + +#endif /* __KERNEL__ */ + +#endif /* _IP_SET_TIMEOUT_H */ diff --git a/include/linux/netfilter/ipset/pfxlen.h b/include/linux/netfilter/ipset/pfxlen.h new file mode 100644 index 000000000000..0e1fb50da562 --- /dev/null +++ b/include/linux/netfilter/ipset/pfxlen.h @@ -0,0 +1,35 @@ +#ifndef _PFXLEN_H +#define _PFXLEN_H + +#include <asm/byteorder.h> +#include <linux/netfilter.h> + +/* Prefixlen maps, by Jan Engelhardt */ +extern const union nf_inet_addr ip_set_netmask_map[]; +extern const union nf_inet_addr ip_set_hostmask_map[]; + +static inline __be32 +ip_set_netmask(u8 pfxlen) +{ + return ip_set_netmask_map[pfxlen].ip; +} + +static inline const __be32 * +ip_set_netmask6(u8 pfxlen) +{ + return &ip_set_netmask_map[pfxlen].ip6[0]; +} + +static inline u32 +ip_set_hostmask(u8 pfxlen) +{ + return (__force u32) ip_set_hostmask_map[pfxlen].ip; +} + +static inline const __be32 * +ip_set_hostmask6(u8 pfxlen) +{ + return &ip_set_hostmask_map[pfxlen].ip6[0]; +} + +#endif /*_PFXLEN_H */ diff --git a/include/linux/netfilter/nf_conntrack_proto_gre.h b/include/linux/netfilter/nf_conntrack_proto_gre.h index 2a10efda17fb..6a0664c0c451 100644 --- a/include/linux/netfilter/nf_conntrack_proto_gre.h +++ b/include/linux/netfilter/nf_conntrack_proto_gre.h @@ -60,7 +60,7 @@ struct gre_hdr_pptp { __be16 payload_len; /* size of ppp payload, not inc. gre header */ __be16 call_id; /* peer's call_id for this session */ __be32 seq; /* sequence number. Present if S==1 */ - __be32 ack; /* seq number of highest packet recieved by */ + __be32 ack; /* seq number of highest packet received by */ /* sender in this session */ }; diff --git a/include/linux/netfilter/nf_conntrack_snmp.h b/include/linux/netfilter/nf_conntrack_snmp.h new file mode 100644 index 000000000000..064bc63a5346 --- /dev/null +++ b/include/linux/netfilter/nf_conntrack_snmp.h @@ -0,0 +1,9 @@ +#ifndef _NF_CONNTRACK_SNMP_H +#define _NF_CONNTRACK_SNMP_H + +extern int (*nf_nat_snmp_hook)(struct sk_buff *skb, + unsigned int protoff, + struct nf_conn *ct, + enum ip_conntrack_info ctinfo); + +#endif /* _NF_CONNTRACK_SNMP_H */ diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h index 361d6b5630ee..2b11fc1a86be 100644 --- a/include/linux/netfilter/nfnetlink.h +++ b/include/linux/netfilter/nfnetlink.h @@ -47,7 +47,8 @@ struct nfgenmsg { #define NFNL_SUBSYS_QUEUE 3 #define NFNL_SUBSYS_ULOG 4 #define NFNL_SUBSYS_OSF 5 -#define NFNL_SUBSYS_COUNT 6 +#define NFNL_SUBSYS_IPSET 6 +#define NFNL_SUBSYS_COUNT 7 #ifdef __KERNEL__ diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h index 19711e3ffd42..debf1aefd753 100644 --- a/include/linux/netfilter/nfnetlink_conntrack.h +++ b/include/linux/netfilter/nfnetlink_conntrack.h @@ -42,6 +42,7 @@ enum ctattr_type { CTA_SECMARK, /* obsolete */ CTA_ZONE, CTA_SECCTX, + CTA_TIMESTAMP, __CTA_MAX }; #define CTA_MAX (__CTA_MAX - 1) @@ -127,6 +128,14 @@ enum ctattr_counters { }; #define CTA_COUNTERS_MAX (__CTA_COUNTERS_MAX - 1) +enum ctattr_tstamp { + CTA_TIMESTAMP_UNSPEC, + CTA_TIMESTAMP_START, + CTA_TIMESTAMP_STOP, + __CTA_TIMESTAMP_MAX +}; +#define CTA_TIMESTAMP_MAX (__CTA_TIMESTAMP_MAX - 1) + enum ctattr_nat { CTA_NAT_UNSPEC, CTA_NAT_MINIP, diff --git a/include/linux/netfilter/nfnetlink_log.h b/include/linux/netfilter/nfnetlink_log.h index ea9b8d380527..90c2c9575bac 100644 --- a/include/linux/netfilter/nfnetlink_log.h +++ b/include/linux/netfilter/nfnetlink_log.h @@ -28,8 +28,8 @@ struct nfulnl_msg_packet_hw { }; struct nfulnl_msg_packet_timestamp { - aligned_be64 sec; - aligned_be64 usec; + __aligned_be64 sec; + __aligned_be64 usec; }; enum nfulnl_attr_type { diff --git a/include/linux/netfilter/nfnetlink_queue.h b/include/linux/netfilter/nfnetlink_queue.h index 2455fe5f4e01..af94e0014ebd 100644 --- a/include/linux/netfilter/nfnetlink_queue.h +++ b/include/linux/netfilter/nfnetlink_queue.h @@ -25,8 +25,8 @@ struct nfqnl_msg_packet_hw { }; struct nfqnl_msg_packet_timestamp { - aligned_be64 sec; - aligned_be64 usec; + __aligned_be64 sec; + __aligned_be64 usec; }; enum nfqnl_attr_type { diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 742bec051440..32cddf78b13e 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -456,72 +456,60 @@ extern void xt_proto_fini(struct net *net, u_int8_t af); extern struct xt_table_info *xt_alloc_table_info(unsigned int size); extern void xt_free_table_info(struct xt_table_info *info); -/* - * Per-CPU spinlock associated with per-cpu table entries, and - * with a counter for the "reading" side that allows a recursive - * reader to avoid taking the lock and deadlocking. - * - * "reading" is used by ip/arp/ip6 tables rule processing which runs per-cpu. - * It needs to ensure that the rules are not being changed while the packet - * is being processed. In some cases, the read lock will be acquired - * twice on the same CPU; this is okay because of the count. - * - * "writing" is used when reading counters. - * During replace any readers that are using the old tables have to complete - * before freeing the old table. This is handled by the write locking - * necessary for reading the counters. +/** + * xt_recseq - recursive seqcount for netfilter use + * + * Packet processing changes the seqcount only if no recursion happened + * get_counters() can use read_seqcount_begin()/read_seqcount_retry(), + * because we use the normal seqcount convention : + * Low order bit set to 1 if a writer is active. */ -struct xt_info_lock { - spinlock_t lock; - unsigned char readers; -}; -DECLARE_PER_CPU(struct xt_info_lock, xt_info_locks); +DECLARE_PER_CPU(seqcount_t, xt_recseq); -/* - * Note: we need to ensure that preemption is disabled before acquiring - * the per-cpu-variable, so we do it as a two step process rather than - * using "spin_lock_bh()". - * - * We _also_ need to disable bottom half processing before updating our - * nesting count, to make sure that the only kind of re-entrancy is this - * code being called by itself: since the count+lock is not an atomic - * operation, we can allow no races. +/** + * xt_write_recseq_begin - start of a write section * - * _Only_ that special combination of being per-cpu and never getting - * re-entered asynchronously means that the count is safe. + * Begin packet processing : all readers must wait the end + * 1) Must be called with preemption disabled + * 2) softirqs must be disabled too (or we should use irqsafe_cpu_add()) + * Returns : + * 1 if no recursion on this cpu + * 0 if recursion detected */ -static inline void xt_info_rdlock_bh(void) +static inline unsigned int xt_write_recseq_begin(void) { - struct xt_info_lock *lock; + unsigned int addend; - local_bh_disable(); - lock = &__get_cpu_var(xt_info_locks); - if (likely(!lock->readers++)) - spin_lock(&lock->lock); -} + /* + * Low order bit of sequence is set if we already + * called xt_write_recseq_begin(). + */ + addend = (__this_cpu_read(xt_recseq.sequence) + 1) & 1; -static inline void xt_info_rdunlock_bh(void) -{ - struct xt_info_lock *lock = &__get_cpu_var(xt_info_locks); + /* + * This is kind of a write_seqcount_begin(), but addend is 0 or 1 + * We dont check addend value to avoid a test and conditional jump, + * since addend is most likely 1 + */ + __this_cpu_add(xt_recseq.sequence, addend); + smp_wmb(); - if (likely(!--lock->readers)) - spin_unlock(&lock->lock); - local_bh_enable(); + return addend; } -/* - * The "writer" side needs to get exclusive access to the lock, - * regardless of readers. This must be called with bottom half - * processing (and thus also preemption) disabled. +/** + * xt_write_recseq_end - end of a write section + * @addend: return value from previous xt_write_recseq_begin() + * + * End packet processing : all readers can proceed + * 1) Must be called with preemption disabled + * 2) softirqs must be disabled too (or we should use irqsafe_cpu_add()) */ -static inline void xt_info_wrlock(unsigned int cpu) -{ - spin_lock(&per_cpu(xt_info_locks, cpu).lock); -} - -static inline void xt_info_wrunlock(unsigned int cpu) +static inline void xt_write_recseq_end(unsigned int addend) { - spin_unlock(&per_cpu(xt_info_locks, cpu).lock); + /* this is kind of a write_seqcount_end(), but addend is 0 or 1 */ + smp_wmb(); + __this_cpu_add(xt_recseq.sequence, addend); } /* @@ -611,8 +599,9 @@ struct _compat_xt_align { extern void xt_compat_lock(u_int8_t af); extern void xt_compat_unlock(u_int8_t af); -extern int xt_compat_add_offset(u_int8_t af, unsigned int offset, short delta); +extern int xt_compat_add_offset(u_int8_t af, unsigned int offset, int delta); extern void xt_compat_flush_offsets(u_int8_t af); +extern void xt_compat_init_offsets(u_int8_t af, unsigned int number); extern int xt_compat_calc_jump(u_int8_t af, unsigned int offset); extern int xt_compat_match_offset(const struct xt_match *match); diff --git a/include/linux/netfilter/xt_AUDIT.h b/include/linux/netfilter/xt_AUDIT.h new file mode 100644 index 000000000000..38751d2ea52b --- /dev/null +++ b/include/linux/netfilter/xt_AUDIT.h @@ -0,0 +1,30 @@ +/* + * Header file for iptables xt_AUDIT target + * + * (C) 2010-2011 Thomas Graf <tgraf@redhat.com> + * (C) 2010-2011 Red Hat, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _XT_AUDIT_TARGET_H +#define _XT_AUDIT_TARGET_H + +#include <linux/types.h> + +enum { + XT_AUDIT_TYPE_ACCEPT = 0, + XT_AUDIT_TYPE_DROP, + XT_AUDIT_TYPE_REJECT, + __XT_AUDIT_TYPE_MAX, +}; + +#define XT_AUDIT_TYPE_MAX (__XT_AUDIT_TYPE_MAX - 1) + +struct xt_audit_info { + __u8 type; /* XT_AUDIT_TYPE_* */ +}; + +#endif /* _XT_AUDIT_TARGET_H */ diff --git a/include/linux/netfilter/xt_CT.h b/include/linux/netfilter/xt_CT.h index 1b564106891d..b56e76811c04 100644 --- a/include/linux/netfilter/xt_CT.h +++ b/include/linux/netfilter/xt_CT.h @@ -1,14 +1,16 @@ #ifndef _XT_CT_H #define _XT_CT_H +#include <linux/types.h> + #define XT_CT_NOTRACK 0x1 struct xt_ct_target_info { - u_int16_t flags; - u_int16_t zone; - u_int32_t ct_events; - u_int32_t exp_events; - char helper[16]; + __u16 flags; + __u16 zone; + __u32 ct_events; + __u32 exp_events; + char helper[16]; /* Used internally by the kernel */ struct nf_conn *ct __attribute__((aligned(8))); diff --git a/include/linux/netfilter/xt_NFQUEUE.h b/include/linux/netfilter/xt_NFQUEUE.h index 2584f4a777de..9eafdbbb401c 100644 --- a/include/linux/netfilter/xt_NFQUEUE.h +++ b/include/linux/netfilter/xt_NFQUEUE.h @@ -20,4 +20,10 @@ struct xt_NFQ_info_v1 { __u16 queues_total; }; +struct xt_NFQ_info_v2 { + __u16 queuenum; + __u16 queues_total; + __u16 bypass; +}; + #endif /* _XT_NFQ_TARGET_H */ diff --git a/include/linux/netfilter/xt_TCPOPTSTRIP.h b/include/linux/netfilter/xt_TCPOPTSTRIP.h index 2db543214ff5..7157318499c2 100644 --- a/include/linux/netfilter/xt_TCPOPTSTRIP.h +++ b/include/linux/netfilter/xt_TCPOPTSTRIP.h @@ -1,13 +1,15 @@ #ifndef _XT_TCPOPTSTRIP_H #define _XT_TCPOPTSTRIP_H +#include <linux/types.h> + #define tcpoptstrip_set_bit(bmap, idx) \ (bmap[(idx) >> 5] |= 1U << (idx & 31)) #define tcpoptstrip_test_bit(bmap, idx) \ (((1U << (idx & 31)) & bmap[(idx) >> 5]) != 0) struct xt_tcpoptstrip_target_info { - u_int32_t strip_bmap[8]; + __u32 strip_bmap[8]; }; #endif /* _XT_TCPOPTSTRIP_H */ diff --git a/include/linux/netfilter/xt_TPROXY.h b/include/linux/netfilter/xt_TPROXY.h index 3f3d69361289..902043c2073f 100644 --- a/include/linux/netfilter/xt_TPROXY.h +++ b/include/linux/netfilter/xt_TPROXY.h @@ -1,19 +1,21 @@ #ifndef _XT_TPROXY_H #define _XT_TPROXY_H +#include <linux/types.h> + /* TPROXY target is capable of marking the packet to perform * redirection. We can get rid of that whenever we get support for * mutliple targets in the same rule. */ struct xt_tproxy_target_info { - u_int32_t mark_mask; - u_int32_t mark_value; + __u32 mark_mask; + __u32 mark_value; __be32 laddr; __be16 lport; }; struct xt_tproxy_target_info_v1 { - u_int32_t mark_mask; - u_int32_t mark_value; + __u32 mark_mask; + __u32 mark_value; union nf_inet_addr laddr; __be16 lport; }; diff --git a/include/linux/netfilter/xt_addrtype.h b/include/linux/netfilter/xt_addrtype.h new file mode 100644 index 000000000000..b156baa9d55e --- /dev/null +++ b/include/linux/netfilter/xt_addrtype.h @@ -0,0 +1,44 @@ +#ifndef _XT_ADDRTYPE_H +#define _XT_ADDRTYPE_H + +#include <linux/types.h> + +enum { + XT_ADDRTYPE_INVERT_SOURCE = 0x0001, + XT_ADDRTYPE_INVERT_DEST = 0x0002, + XT_ADDRTYPE_LIMIT_IFACE_IN = 0x0004, + XT_ADDRTYPE_LIMIT_IFACE_OUT = 0x0008, +}; + + +/* rtn_type enum values from rtnetlink.h, but shifted */ +enum { + XT_ADDRTYPE_UNSPEC = 1 << 0, + XT_ADDRTYPE_UNICAST = 1 << 1, /* 1 << RTN_UNICAST */ + XT_ADDRTYPE_LOCAL = 1 << 2, /* 1 << RTN_LOCAL, etc */ + XT_ADDRTYPE_BROADCAST = 1 << 3, + XT_ADDRTYPE_ANYCAST = 1 << 4, + XT_ADDRTYPE_MULTICAST = 1 << 5, + XT_ADDRTYPE_BLACKHOLE = 1 << 6, + XT_ADDRTYPE_UNREACHABLE = 1 << 7, + XT_ADDRTYPE_PROHIBIT = 1 << 8, + XT_ADDRTYPE_THROW = 1 << 9, + XT_ADDRTYPE_NAT = 1 << 10, + XT_ADDRTYPE_XRESOLVE = 1 << 11, +}; + +struct xt_addrtype_info_v1 { + __u16 source; /* source-type mask */ + __u16 dest; /* dest-type mask */ + __u32 flags; +}; + +/* revision 0 */ +struct xt_addrtype_info { + __u16 source; /* source-type mask */ + __u16 dest; /* dest-type mask */ + __u32 invert_source; + __u32 invert_dest; +}; + +#endif diff --git a/include/linux/netfilter/xt_cluster.h b/include/linux/netfilter/xt_cluster.h index 886682656f09..9b883c8fbf54 100644 --- a/include/linux/netfilter/xt_cluster.h +++ b/include/linux/netfilter/xt_cluster.h @@ -1,15 +1,17 @@ #ifndef _XT_CLUSTER_MATCH_H #define _XT_CLUSTER_MATCH_H +#include <linux/types.h> + enum xt_cluster_flags { XT_CLUSTER_F_INV = (1 << 0) }; struct xt_cluster_match_info { - u_int32_t total_nodes; - u_int32_t node_mask; - u_int32_t hash_seed; - u_int32_t flags; + __u32 total_nodes; + __u32 node_mask; + __u32 hash_seed; + __u32 flags; }; #define XT_CLUSTER_NODES_MAX 32 diff --git a/include/linux/netfilter/xt_comment.h b/include/linux/netfilter/xt_comment.h index eacfedc6b5d0..0ea5e79f5bd7 100644 --- a/include/linux/netfilter/xt_comment.h +++ b/include/linux/netfilter/xt_comment.h @@ -4,7 +4,7 @@ #define XT_MAX_COMMENT_LEN 256 struct xt_comment_info { - unsigned char comment[XT_MAX_COMMENT_LEN]; + char comment[XT_MAX_COMMENT_LEN]; }; #endif /* XT_COMMENT_H */ diff --git a/include/linux/netfilter/xt_connbytes.h b/include/linux/netfilter/xt_connbytes.h index 92fcbb0d193e..f1d6c15bd9e3 100644 --- a/include/linux/netfilter/xt_connbytes.h +++ b/include/linux/netfilter/xt_connbytes.h @@ -17,8 +17,8 @@ enum xt_connbytes_direction { struct xt_connbytes_info { struct { - aligned_u64 from; /* count to be matched */ - aligned_u64 to; /* count to be matched */ + __aligned_u64 from; /* count to be matched */ + __aligned_u64 to; /* count to be matched */ } count; __u8 what; /* ipt_connbytes_what */ __u8 direction; /* ipt_connbytes_direction */ diff --git a/include/linux/netfilter/xt_connlimit.h b/include/linux/netfilter/xt_connlimit.h index 7e3284bcbd2b..0ca66e97acbc 100644 --- a/include/linux/netfilter/xt_connlimit.h +++ b/include/linux/netfilter/xt_connlimit.h @@ -1,8 +1,15 @@ #ifndef _XT_CONNLIMIT_H #define _XT_CONNLIMIT_H +#include <linux/types.h> + struct xt_connlimit_data; +enum { + XT_CONNLIMIT_INVERT = 1 << 0, + XT_CONNLIMIT_DADDR = 1 << 1, +}; + struct xt_connlimit_info { union { union nf_inet_addr mask; @@ -13,7 +20,14 @@ struct xt_connlimit_info { }; #endif }; - unsigned int limit, inverse; + unsigned int limit; + union { + /* revision 0 */ + unsigned int inverse; + + /* revision 1 */ + __u32 flags; + }; /* Used internally by the kernel */ struct xt_connlimit_data *data __attribute__((aligned(8))); diff --git a/include/linux/netfilter/xt_conntrack.h b/include/linux/netfilter/xt_conntrack.h index 54f47a2f6152..74b904d8f99c 100644 --- a/include/linux/netfilter/xt_conntrack.h +++ b/include/linux/netfilter/xt_conntrack.h @@ -58,4 +58,19 @@ struct xt_conntrack_mtinfo2 { __u16 state_mask, status_mask; }; +struct xt_conntrack_mtinfo3 { + union nf_inet_addr origsrc_addr, origsrc_mask; + union nf_inet_addr origdst_addr, origdst_mask; + union nf_inet_addr replsrc_addr, replsrc_mask; + union nf_inet_addr repldst_addr, repldst_mask; + __u32 expires_min, expires_max; + __u16 l4proto; + __u16 origsrc_port, origdst_port; + __u16 replsrc_port, repldst_port; + __u16 match_flags, invert_flags; + __u16 state_mask, status_mask; + __u16 origsrc_port_high, origdst_port_high; + __u16 replsrc_port_high, repldst_port_high; +}; + #endif /*_XT_CONNTRACK_H*/ diff --git a/include/linux/netfilter/xt_devgroup.h b/include/linux/netfilter/xt_devgroup.h new file mode 100644 index 000000000000..1babde0ec900 --- /dev/null +++ b/include/linux/netfilter/xt_devgroup.h @@ -0,0 +1,21 @@ +#ifndef _XT_DEVGROUP_H +#define _XT_DEVGROUP_H + +#include <linux/types.h> + +enum xt_devgroup_flags { + XT_DEVGROUP_MATCH_SRC = 0x1, + XT_DEVGROUP_INVERT_SRC = 0x2, + XT_DEVGROUP_MATCH_DST = 0x4, + XT_DEVGROUP_INVERT_DST = 0x8, +}; + +struct xt_devgroup_info { + __u32 flags; + __u32 src_group; + __u32 src_mask; + __u32 dst_group; + __u32 dst_mask; +}; + +#endif /* _XT_DEVGROUP_H */ diff --git a/include/linux/netfilter/xt_quota.h b/include/linux/netfilter/xt_quota.h index b0d28c659ab7..9314723f39ca 100644 --- a/include/linux/netfilter/xt_quota.h +++ b/include/linux/netfilter/xt_quota.h @@ -1,6 +1,8 @@ #ifndef _XT_QUOTA_H #define _XT_QUOTA_H +#include <linux/types.h> + enum xt_quota_flags { XT_QUOTA_INVERT = 0x1, }; @@ -9,9 +11,9 @@ enum xt_quota_flags { struct xt_quota_priv; struct xt_quota_info { - u_int32_t flags; - u_int32_t pad; - aligned_u64 quota; + __u32 flags; + __u32 pad; + __aligned_u64 quota; /* Used internally by the kernel */ struct xt_quota_priv *master; diff --git a/include/linux/netfilter/xt_set.h b/include/linux/netfilter/xt_set.h new file mode 100644 index 000000000000..081f1ded2842 --- /dev/null +++ b/include/linux/netfilter/xt_set.h @@ -0,0 +1,56 @@ +#ifndef _XT_SET_H +#define _XT_SET_H + +#include <linux/types.h> +#include <linux/netfilter/ipset/ip_set.h> + +/* Revision 0 interface: backward compatible with netfilter/iptables */ + +/* + * Option flags for kernel operations (xt_set_info_v0) + */ +#define IPSET_SRC 0x01 /* Source match/add */ +#define IPSET_DST 0x02 /* Destination match/add */ +#define IPSET_MATCH_INV 0x04 /* Inverse matching */ + +struct xt_set_info_v0 { + ip_set_id_t index; + union { + __u32 flags[IPSET_DIM_MAX + 1]; + struct { + __u32 __flags[IPSET_DIM_MAX]; + __u8 dim; + __u8 flags; + } compat; + } u; +}; + +/* match and target infos */ +struct xt_set_info_match_v0 { + struct xt_set_info_v0 match_set; +}; + +struct xt_set_info_target_v0 { + struct xt_set_info_v0 add_set; + struct xt_set_info_v0 del_set; +}; + +/* Revision 1: current interface to netfilter/iptables */ + +struct xt_set_info { + ip_set_id_t index; + __u8 dim; + __u8 flags; +}; + +/* match and target infos */ +struct xt_set_info_match { + struct xt_set_info match_set; +}; + +struct xt_set_info_target { + struct xt_set_info add_set; + struct xt_set_info del_set; +}; + +#endif /*_XT_SET_H*/ diff --git a/include/linux/netfilter/xt_socket.h b/include/linux/netfilter/xt_socket.h index 6f475b8ff34b..26d7217bd4f1 100644 --- a/include/linux/netfilter/xt_socket.h +++ b/include/linux/netfilter/xt_socket.h @@ -1,6 +1,8 @@ #ifndef _XT_SOCKET_H #define _XT_SOCKET_H +#include <linux/types.h> + enum { XT_SOCKET_TRANSPARENT = 1 << 0, }; diff --git a/include/linux/netfilter/xt_time.h b/include/linux/netfilter/xt_time.h index 14b6df412c9f..7c37fac576c4 100644 --- a/include/linux/netfilter/xt_time.h +++ b/include/linux/netfilter/xt_time.h @@ -1,14 +1,16 @@ #ifndef _XT_TIME_H #define _XT_TIME_H 1 +#include <linux/types.h> + struct xt_time_info { - u_int32_t date_start; - u_int32_t date_stop; - u_int32_t daytime_start; - u_int32_t daytime_stop; - u_int32_t monthdays_match; - u_int8_t weekdays_match; - u_int8_t flags; + __u32 date_start; + __u32 date_stop; + __u32 daytime_start; + __u32 daytime_stop; + __u32 monthdays_match; + __u8 weekdays_match; + __u8 flags; }; enum { diff --git a/include/linux/netfilter/xt_u32.h b/include/linux/netfilter/xt_u32.h index 9947f56cdbdd..04d1bfea03c2 100644 --- a/include/linux/netfilter/xt_u32.h +++ b/include/linux/netfilter/xt_u32.h @@ -1,6 +1,8 @@ #ifndef _XT_U32_H #define _XT_U32_H 1 +#include <linux/types.h> + enum xt_u32_ops { XT_U32_AND, XT_U32_LEFTSH, @@ -9,13 +11,13 @@ enum xt_u32_ops { }; struct xt_u32_location_element { - u_int32_t number; - u_int8_t nextop; + __u32 number; + __u8 nextop; }; struct xt_u32_value_element { - u_int32_t min; - u_int32_t max; + __u32 min; + __u32 max; }; /* @@ -27,14 +29,14 @@ struct xt_u32_value_element { struct xt_u32_test { struct xt_u32_location_element location[XT_U32_MAXSIZE+1]; struct xt_u32_value_element value[XT_U32_MAXSIZE+1]; - u_int8_t nnums; - u_int8_t nvalues; + __u8 nnums; + __u8 nvalues; }; struct xt_u32 { struct xt_u32_test tests[XT_U32_MAXSIZE+1]; - u_int8_t ntests; - u_int8_t invert; + __u8 ntests; + __u8 invert; }; #endif /* _XT_U32_H */ diff --git a/include/linux/netfilter_bridge/ebt_802_3.h b/include/linux/netfilter_bridge/ebt_802_3.h index c73ef0b18bdc..be5be1577a56 100644 --- a/include/linux/netfilter_bridge/ebt_802_3.h +++ b/include/linux/netfilter_bridge/ebt_802_3.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_802_3_H #define __LINUX_BRIDGE_EBT_802_3_H +#include <linux/types.h> + #define EBT_802_3_SAP 0x01 #define EBT_802_3_TYPE 0x02 @@ -24,24 +26,24 @@ /* ui has one byte ctrl, ni has two */ struct hdr_ui { - uint8_t dsap; - uint8_t ssap; - uint8_t ctrl; - uint8_t orig[3]; + __u8 dsap; + __u8 ssap; + __u8 ctrl; + __u8 orig[3]; __be16 type; }; struct hdr_ni { - uint8_t dsap; - uint8_t ssap; + __u8 dsap; + __u8 ssap; __be16 ctrl; - uint8_t orig[3]; + __u8 orig[3]; __be16 type; }; struct ebt_802_3_hdr { - uint8_t daddr[6]; - uint8_t saddr[6]; + __u8 daddr[6]; + __u8 saddr[6]; __be16 len; union { struct hdr_ui ui; @@ -59,10 +61,10 @@ static inline struct ebt_802_3_hdr *ebt_802_3_hdr(const struct sk_buff *skb) #endif struct ebt_802_3_info { - uint8_t sap; + __u8 sap; __be16 type; - uint8_t bitmask; - uint8_t invflags; + __u8 bitmask; + __u8 invflags; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_among.h b/include/linux/netfilter_bridge/ebt_among.h index 0009558609a7..bd4e3ad0b706 100644 --- a/include/linux/netfilter_bridge/ebt_among.h +++ b/include/linux/netfilter_bridge/ebt_among.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_AMONG_H #define __LINUX_BRIDGE_EBT_AMONG_H +#include <linux/types.h> + #define EBT_AMONG_DST 0x01 #define EBT_AMONG_SRC 0x02 @@ -30,7 +32,7 @@ */ struct ebt_mac_wormhash_tuple { - uint32_t cmp[2]; + __u32 cmp[2]; __be32 ip; }; diff --git a/include/linux/netfilter_bridge/ebt_arp.h b/include/linux/netfilter_bridge/ebt_arp.h index cbf4843b6b0f..522f3e427f49 100644 --- a/include/linux/netfilter_bridge/ebt_arp.h +++ b/include/linux/netfilter_bridge/ebt_arp.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_ARP_H #define __LINUX_BRIDGE_EBT_ARP_H +#include <linux/types.h> + #define EBT_ARP_OPCODE 0x01 #define EBT_ARP_HTYPE 0x02 #define EBT_ARP_PTYPE 0x04 @@ -27,8 +29,8 @@ struct ebt_arp_info unsigned char smmsk[ETH_ALEN]; unsigned char dmaddr[ETH_ALEN]; unsigned char dmmsk[ETH_ALEN]; - uint8_t bitmask; - uint8_t invflags; + __u8 bitmask; + __u8 invflags; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_ip.h b/include/linux/netfilter_bridge/ebt_ip.h index 6a708fb92241..c4bbc41b0ea4 100644 --- a/include/linux/netfilter_bridge/ebt_ip.h +++ b/include/linux/netfilter_bridge/ebt_ip.h @@ -15,6 +15,8 @@ #ifndef __LINUX_BRIDGE_EBT_IP_H #define __LINUX_BRIDGE_EBT_IP_H +#include <linux/types.h> + #define EBT_IP_SOURCE 0x01 #define EBT_IP_DEST 0x02 #define EBT_IP_TOS 0x04 @@ -31,12 +33,12 @@ struct ebt_ip_info { __be32 daddr; __be32 smsk; __be32 dmsk; - uint8_t tos; - uint8_t protocol; - uint8_t bitmask; - uint8_t invflags; - uint16_t sport[2]; - uint16_t dport[2]; + __u8 tos; + __u8 protocol; + __u8 bitmask; + __u8 invflags; + __u16 sport[2]; + __u16 dport[2]; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_ip6.h b/include/linux/netfilter_bridge/ebt_ip6.h index e5de98701519..42b889682721 100644 --- a/include/linux/netfilter_bridge/ebt_ip6.h +++ b/include/linux/netfilter_bridge/ebt_ip6.h @@ -12,14 +12,19 @@ #ifndef __LINUX_BRIDGE_EBT_IP6_H #define __LINUX_BRIDGE_EBT_IP6_H +#include <linux/types.h> + #define EBT_IP6_SOURCE 0x01 #define EBT_IP6_DEST 0x02 #define EBT_IP6_TCLASS 0x04 #define EBT_IP6_PROTO 0x08 #define EBT_IP6_SPORT 0x10 #define EBT_IP6_DPORT 0x20 +#define EBT_IP6_ICMP6 0x40 + #define EBT_IP6_MASK (EBT_IP6_SOURCE | EBT_IP6_DEST | EBT_IP6_TCLASS |\ - EBT_IP6_PROTO | EBT_IP6_SPORT | EBT_IP6_DPORT) + EBT_IP6_PROTO | EBT_IP6_SPORT | EBT_IP6_DPORT | \ + EBT_IP6_ICMP6) #define EBT_IP6_MATCH "ip6" /* the same values are used for the invflags */ @@ -28,12 +33,18 @@ struct ebt_ip6_info { struct in6_addr daddr; struct in6_addr smsk; struct in6_addr dmsk; - uint8_t tclass; - uint8_t protocol; - uint8_t bitmask; - uint8_t invflags; - uint16_t sport[2]; - uint16_t dport[2]; + __u8 tclass; + __u8 protocol; + __u8 bitmask; + __u8 invflags; + union { + __u16 sport[2]; + __u8 icmpv6_type[2]; + }; + union { + __u16 dport[2]; + __u8 icmpv6_code[2]; + }; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_limit.h b/include/linux/netfilter_bridge/ebt_limit.h index 4bf76b751676..66d80b30ba0e 100644 --- a/include/linux/netfilter_bridge/ebt_limit.h +++ b/include/linux/netfilter_bridge/ebt_limit.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_LIMIT_H #define __LINUX_BRIDGE_EBT_LIMIT_H +#include <linux/types.h> + #define EBT_LIMIT_MATCH "limit" /* timings are in milliseconds. */ @@ -10,13 +12,13 @@ seconds, or one every 59 hours. */ struct ebt_limit_info { - u_int32_t avg; /* Average secs between packets * scale */ - u_int32_t burst; /* Period multiplier for upper limit. */ + __u32 avg; /* Average secs between packets * scale */ + __u32 burst; /* Period multiplier for upper limit. */ /* Used internally by the kernel */ unsigned long prev; - u_int32_t credit; - u_int32_t credit_cap, cost; + __u32 credit; + __u32 credit_cap, cost; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_log.h b/include/linux/netfilter_bridge/ebt_log.h index cc2cdfb764bc..7e7f1d1fe494 100644 --- a/include/linux/netfilter_bridge/ebt_log.h +++ b/include/linux/netfilter_bridge/ebt_log.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_LOG_H #define __LINUX_BRIDGE_EBT_LOG_H +#include <linux/types.h> + #define EBT_LOG_IP 0x01 /* if the frame is made by ip, log the ip information */ #define EBT_LOG_ARP 0x02 #define EBT_LOG_NFLOG 0x04 @@ -10,9 +12,9 @@ #define EBT_LOG_WATCHER "log" struct ebt_log_info { - uint8_t loglevel; - uint8_t prefix[EBT_LOG_PREFIX_SIZE]; - uint32_t bitmask; + __u8 loglevel; + __u8 prefix[EBT_LOG_PREFIX_SIZE]; + __u32 bitmask; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_mark_m.h b/include/linux/netfilter_bridge/ebt_mark_m.h index 9ceb10ec0ed6..410f9e5a71d4 100644 --- a/include/linux/netfilter_bridge/ebt_mark_m.h +++ b/include/linux/netfilter_bridge/ebt_mark_m.h @@ -1,13 +1,15 @@ #ifndef __LINUX_BRIDGE_EBT_MARK_M_H #define __LINUX_BRIDGE_EBT_MARK_M_H +#include <linux/types.h> + #define EBT_MARK_AND 0x01 #define EBT_MARK_OR 0x02 #define EBT_MARK_MASK (EBT_MARK_AND | EBT_MARK_OR) struct ebt_mark_m_info { unsigned long mark, mask; - uint8_t invert; - uint8_t bitmask; + __u8 invert; + __u8 bitmask; }; #define EBT_MARK_MATCH "mark_m" diff --git a/include/linux/netfilter_bridge/ebt_nflog.h b/include/linux/netfilter_bridge/ebt_nflog.h index 052817849b83..df829fce9125 100644 --- a/include/linux/netfilter_bridge/ebt_nflog.h +++ b/include/linux/netfilter_bridge/ebt_nflog.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_NFLOG_H #define __LINUX_BRIDGE_EBT_NFLOG_H +#include <linux/types.h> + #define EBT_NFLOG_MASK 0x0 #define EBT_NFLOG_PREFIX_SIZE 64 @@ -10,11 +12,11 @@ #define EBT_NFLOG_DEFAULT_THRESHOLD 1 struct ebt_nflog_info { - u_int32_t len; - u_int16_t group; - u_int16_t threshold; - u_int16_t flags; - u_int16_t pad; + __u32 len; + __u16 group; + __u16 threshold; + __u16 flags; + __u16 pad; char prefix[EBT_NFLOG_PREFIX_SIZE]; }; diff --git a/include/linux/netfilter_bridge/ebt_pkttype.h b/include/linux/netfilter_bridge/ebt_pkttype.h index 51a799840931..c241badcd036 100644 --- a/include/linux/netfilter_bridge/ebt_pkttype.h +++ b/include/linux/netfilter_bridge/ebt_pkttype.h @@ -1,9 +1,11 @@ #ifndef __LINUX_BRIDGE_EBT_PKTTYPE_H #define __LINUX_BRIDGE_EBT_PKTTYPE_H +#include <linux/types.h> + struct ebt_pkttype_info { - uint8_t pkt_type; - uint8_t invert; + __u8 pkt_type; + __u8 invert; }; #define EBT_PKTTYPE_MATCH "pkttype" diff --git a/include/linux/netfilter_bridge/ebt_stp.h b/include/linux/netfilter_bridge/ebt_stp.h index e503a0aa2728..1025b9f5fb7d 100644 --- a/include/linux/netfilter_bridge/ebt_stp.h +++ b/include/linux/netfilter_bridge/ebt_stp.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_STP_H #define __LINUX_BRIDGE_EBT_STP_H +#include <linux/types.h> + #define EBT_STP_TYPE 0x0001 #define EBT_STP_FLAGS 0x0002 @@ -21,24 +23,24 @@ #define EBT_STP_MATCH "stp" struct ebt_stp_config_info { - uint8_t flags; - uint16_t root_priol, root_priou; + __u8 flags; + __u16 root_priol, root_priou; char root_addr[6], root_addrmsk[6]; - uint32_t root_costl, root_costu; - uint16_t sender_priol, sender_priou; + __u32 root_costl, root_costu; + __u16 sender_priol, sender_priou; char sender_addr[6], sender_addrmsk[6]; - uint16_t portl, portu; - uint16_t msg_agel, msg_ageu; - uint16_t max_agel, max_ageu; - uint16_t hello_timel, hello_timeu; - uint16_t forward_delayl, forward_delayu; + __u16 portl, portu; + __u16 msg_agel, msg_ageu; + __u16 max_agel, max_ageu; + __u16 hello_timel, hello_timeu; + __u16 forward_delayl, forward_delayu; }; struct ebt_stp_info { - uint8_t type; + __u8 type; struct ebt_stp_config_info config; - uint16_t bitmask; - uint16_t invflags; + __u16 bitmask; + __u16 invflags; }; #endif diff --git a/include/linux/netfilter_bridge/ebt_ulog.h b/include/linux/netfilter_bridge/ebt_ulog.h index b677e2671541..89a6becb5269 100644 --- a/include/linux/netfilter_bridge/ebt_ulog.h +++ b/include/linux/netfilter_bridge/ebt_ulog.h @@ -1,6 +1,8 @@ #ifndef _EBT_ULOG_H #define _EBT_ULOG_H +#include <linux/types.h> + #define EBT_ULOG_DEFAULT_NLGROUP 0 #define EBT_ULOG_DEFAULT_QTHRESHOLD 1 #define EBT_ULOG_MAXNLGROUPS 32 /* hardcoded netlink max */ @@ -10,7 +12,7 @@ #define EBT_ULOG_VERSION 1 struct ebt_ulog_info { - uint32_t nlgroup; + __u32 nlgroup; unsigned int cprange; unsigned int qthreshold; char prefix[EBT_ULOG_PREFIX_LEN]; diff --git a/include/linux/netfilter_bridge/ebt_vlan.h b/include/linux/netfilter_bridge/ebt_vlan.h index 1d98be4031e7..967d1d5cf98d 100644 --- a/include/linux/netfilter_bridge/ebt_vlan.h +++ b/include/linux/netfilter_bridge/ebt_vlan.h @@ -1,6 +1,8 @@ #ifndef __LINUX_BRIDGE_EBT_VLAN_H #define __LINUX_BRIDGE_EBT_VLAN_H +#include <linux/types.h> + #define EBT_VLAN_ID 0x01 #define EBT_VLAN_PRIO 0x02 #define EBT_VLAN_ENCAP 0x04 @@ -8,12 +10,12 @@ #define EBT_VLAN_MATCH "vlan" struct ebt_vlan_info { - uint16_t id; /* VLAN ID {1-4095} */ - uint8_t prio; /* VLAN User Priority {0-7} */ + __u16 id; /* VLAN ID {1-4095} */ + __u8 prio; /* VLAN User Priority {0-7} */ __be16 encap; /* VLAN Encapsulated frame code {0-65535} */ - uint8_t bitmask; /* Args bitmask bit 1=1 - ID arg, + __u8 bitmask; /* Args bitmask bit 1=1 - ID arg, bit 2=1 User-Priority arg, bit 3=1 encap*/ - uint8_t invflags; /* Inverse bitmask bit 1=1 - inversed ID arg, + __u8 invflags; /* Inverse bitmask bit 1=1 - inversed ID arg, bit 2=1 - inversed Pirority arg */ }; diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h index 1c6f0c5f530e..8797ed16feb2 100644 --- a/include/linux/netfilter_bridge/ebtables.h +++ b/include/linux/netfilter_bridge/ebtables.h @@ -92,7 +92,7 @@ struct ebt_entries { /* This is a hack to make a difference between an ebt_entry struct and an * ebt_entries struct when traversing the entries from start to end. - * Using this simplifies the code alot, while still being able to use + * Using this simplifies the code a lot, while still being able to use * ebt_entries. * Contrary, iptables doesn't use something like ebt_entries and therefore uses * different techniques for naming the policy and such. So, iptables doesn't diff --git a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h b/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h index e5a3687c8a72..c6a204c97047 100644 --- a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h +++ b/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h @@ -1,6 +1,8 @@ #ifndef _IPT_CLUSTERIP_H_target #define _IPT_CLUSTERIP_H_target +#include <linux/types.h> + enum clusterip_hashmode { CLUSTERIP_HASHMODE_SIP = 0, CLUSTERIP_HASHMODE_SIP_SPT, @@ -17,15 +19,15 @@ struct clusterip_config; struct ipt_clusterip_tgt_info { - u_int32_t flags; + __u32 flags; /* only relevant for new ones */ - u_int8_t clustermac[6]; - u_int16_t num_total_nodes; - u_int16_t num_local_nodes; - u_int16_t local_nodes[CLUSTERIP_MAX_NODES]; - u_int32_t hash_mode; - u_int32_t hash_initval; + __u8 clustermac[6]; + __u16 num_total_nodes; + __u16 num_local_nodes; + __u16 local_nodes[CLUSTERIP_MAX_NODES]; + __u32 hash_mode; + __u32 hash_initval; /* Used internally by the kernel */ struct clusterip_config *config; diff --git a/include/linux/netfilter_ipv4/ipt_ECN.h b/include/linux/netfilter_ipv4/ipt_ECN.h index 7ca45918ab8e..bb88d5315a4d 100644 --- a/include/linux/netfilter_ipv4/ipt_ECN.h +++ b/include/linux/netfilter_ipv4/ipt_ECN.h @@ -8,6 +8,8 @@ */ #ifndef _IPT_ECN_TARGET_H #define _IPT_ECN_TARGET_H + +#include <linux/types.h> #include <linux/netfilter/xt_DSCP.h> #define IPT_ECN_IP_MASK (~XT_DSCP_MASK) @@ -19,11 +21,11 @@ #define IPT_ECN_OP_MASK 0xce struct ipt_ECN_info { - u_int8_t operation; /* bitset of operations */ - u_int8_t ip_ect; /* ECT codepoint of IPv4 header, pre-shifted */ + __u8 operation; /* bitset of operations */ + __u8 ip_ect; /* ECT codepoint of IPv4 header, pre-shifted */ union { struct { - u_int8_t ece:1, cwr:1; /* TCP ECT bits */ + __u8 ece:1, cwr:1; /* TCP ECT bits */ } tcp; } proto; }; diff --git a/include/linux/netfilter_ipv4/ipt_SAME.h b/include/linux/netfilter_ipv4/ipt_SAME.h index 2529660c5b38..5bca78267afd 100644 --- a/include/linux/netfilter_ipv4/ipt_SAME.h +++ b/include/linux/netfilter_ipv4/ipt_SAME.h @@ -1,15 +1,17 @@ #ifndef _IPT_SAME_H #define _IPT_SAME_H +#include <linux/types.h> + #define IPT_SAME_MAX_RANGE 10 #define IPT_SAME_NODST 0x01 struct ipt_same_info { unsigned char info; - u_int32_t rangesize; - u_int32_t ipnum; - u_int32_t *iparray; + __u32 rangesize; + __u32 ipnum; + __u32 *iparray; /* hangs off end. */ struct nf_nat_range range[IPT_SAME_MAX_RANGE]; diff --git a/include/linux/netfilter_ipv4/ipt_TTL.h b/include/linux/netfilter_ipv4/ipt_TTL.h index ee6611edc112..f6ac169d92f9 100644 --- a/include/linux/netfilter_ipv4/ipt_TTL.h +++ b/include/linux/netfilter_ipv4/ipt_TTL.h @@ -4,6 +4,8 @@ #ifndef _IPT_TTL_H #define _IPT_TTL_H +#include <linux/types.h> + enum { IPT_TTL_SET = 0, IPT_TTL_INC, @@ -13,8 +15,8 @@ enum { #define IPT_TTL_MAXMODE IPT_TTL_DEC struct ipt_TTL_info { - u_int8_t mode; - u_int8_t ttl; + __u8 mode; + __u8 ttl; }; diff --git a/include/linux/netfilter_ipv4/ipt_addrtype.h b/include/linux/netfilter_ipv4/ipt_addrtype.h index 446de6aef983..0da42237c8da 100644 --- a/include/linux/netfilter_ipv4/ipt_addrtype.h +++ b/include/linux/netfilter_ipv4/ipt_addrtype.h @@ -1,6 +1,8 @@ #ifndef _IPT_ADDRTYPE_H #define _IPT_ADDRTYPE_H +#include <linux/types.h> + enum { IPT_ADDRTYPE_INVERT_SOURCE = 0x0001, IPT_ADDRTYPE_INVERT_DEST = 0x0002, @@ -9,17 +11,17 @@ enum { }; struct ipt_addrtype_info_v1 { - u_int16_t source; /* source-type mask */ - u_int16_t dest; /* dest-type mask */ - u_int32_t flags; + __u16 source; /* source-type mask */ + __u16 dest; /* dest-type mask */ + __u32 flags; }; /* revision 0 */ struct ipt_addrtype_info { - u_int16_t source; /* source-type mask */ - u_int16_t dest; /* dest-type mask */ - u_int32_t invert_source; - u_int32_t invert_dest; + __u16 source; /* source-type mask */ + __u16 dest; /* dest-type mask */ + __u32 invert_source; + __u32 invert_dest; }; #endif diff --git a/include/linux/netfilter_ipv4/ipt_ah.h b/include/linux/netfilter_ipv4/ipt_ah.h index 2e555b4d05e3..4e02bb0119e3 100644 --- a/include/linux/netfilter_ipv4/ipt_ah.h +++ b/include/linux/netfilter_ipv4/ipt_ah.h @@ -1,9 +1,11 @@ #ifndef _IPT_AH_H #define _IPT_AH_H +#include <linux/types.h> + struct ipt_ah { - u_int32_t spis[2]; /* Security Parameter Index */ - u_int8_t invflags; /* Inverse flags */ + __u32 spis[2]; /* Security Parameter Index */ + __u8 invflags; /* Inverse flags */ }; diff --git a/include/linux/netfilter_ipv4/ipt_ecn.h b/include/linux/netfilter_ipv4/ipt_ecn.h index 9945baa4ccd7..eabf95fb7d3e 100644 --- a/include/linux/netfilter_ipv4/ipt_ecn.h +++ b/include/linux/netfilter_ipv4/ipt_ecn.h @@ -8,6 +8,8 @@ */ #ifndef _IPT_ECN_H #define _IPT_ECN_H + +#include <linux/types.h> #include <linux/netfilter/xt_dscp.h> #define IPT_ECN_IP_MASK (~XT_DSCP_MASK) @@ -20,12 +22,12 @@ /* match info */ struct ipt_ecn_info { - u_int8_t operation; - u_int8_t invert; - u_int8_t ip_ect; + __u8 operation; + __u8 invert; + __u8 ip_ect; union { struct { - u_int8_t ect; + __u8 ect; } tcp; } proto; }; diff --git a/include/linux/netfilter_ipv4/ipt_ttl.h b/include/linux/netfilter_ipv4/ipt_ttl.h index ee24fd86a3aa..37bee4442486 100644 --- a/include/linux/netfilter_ipv4/ipt_ttl.h +++ b/include/linux/netfilter_ipv4/ipt_ttl.h @@ -4,6 +4,8 @@ #ifndef _IPT_TTL_H #define _IPT_TTL_H +#include <linux/types.h> + enum { IPT_TTL_EQ = 0, /* equals */ IPT_TTL_NE, /* not equals */ @@ -13,8 +15,8 @@ enum { struct ipt_ttl_info { - u_int8_t mode; - u_int8_t ttl; + __u8 mode; + __u8 ttl; }; diff --git a/include/linux/netfilter_ipv6/ip6t_HL.h b/include/linux/netfilter_ipv6/ip6t_HL.h index afb7813d45ab..ebd8ead1bb63 100644 --- a/include/linux/netfilter_ipv6/ip6t_HL.h +++ b/include/linux/netfilter_ipv6/ip6t_HL.h @@ -5,6 +5,8 @@ #ifndef _IP6T_HL_H #define _IP6T_HL_H +#include <linux/types.h> + enum { IP6T_HL_SET = 0, IP6T_HL_INC, @@ -14,8 +16,8 @@ enum { #define IP6T_HL_MAXMODE IP6T_HL_DEC struct ip6t_HL_info { - u_int8_t mode; - u_int8_t hop_limit; + __u8 mode; + __u8 hop_limit; }; diff --git a/include/linux/netfilter_ipv6/ip6t_REJECT.h b/include/linux/netfilter_ipv6/ip6t_REJECT.h index 6be6504162bb..205ed62e4605 100644 --- a/include/linux/netfilter_ipv6/ip6t_REJECT.h +++ b/include/linux/netfilter_ipv6/ip6t_REJECT.h @@ -1,6 +1,8 @@ #ifndef _IP6T_REJECT_H #define _IP6T_REJECT_H +#include <linux/types.h> + enum ip6t_reject_with { IP6T_ICMP6_NO_ROUTE, IP6T_ICMP6_ADM_PROHIBITED, @@ -12,7 +14,7 @@ enum ip6t_reject_with { }; struct ip6t_reject_info { - u_int32_t with; /* reject type */ + __u32 with; /* reject type */ }; #endif /*_IP6T_REJECT_H*/ diff --git a/include/linux/netfilter_ipv6/ip6t_ah.h b/include/linux/netfilter_ipv6/ip6t_ah.h index 17a745cfb2c7..5da2b65cb3ad 100644 --- a/include/linux/netfilter_ipv6/ip6t_ah.h +++ b/include/linux/netfilter_ipv6/ip6t_ah.h @@ -1,11 +1,13 @@ #ifndef _IP6T_AH_H #define _IP6T_AH_H +#include <linux/types.h> + struct ip6t_ah { - u_int32_t spis[2]; /* Security Parameter Index */ - u_int32_t hdrlen; /* Header Length */ - u_int8_t hdrres; /* Test of the Reserved Filed */ - u_int8_t invflags; /* Inverse flags */ + __u32 spis[2]; /* Security Parameter Index */ + __u32 hdrlen; /* Header Length */ + __u8 hdrres; /* Test of the Reserved Filed */ + __u8 invflags; /* Inverse flags */ }; #define IP6T_AH_SPI 0x01 diff --git a/include/linux/netfilter_ipv6/ip6t_frag.h b/include/linux/netfilter_ipv6/ip6t_frag.h index 3724d0850920..b47f61b9e082 100644 --- a/include/linux/netfilter_ipv6/ip6t_frag.h +++ b/include/linux/netfilter_ipv6/ip6t_frag.h @@ -1,11 +1,13 @@ #ifndef _IP6T_FRAG_H #define _IP6T_FRAG_H +#include <linux/types.h> + struct ip6t_frag { - u_int32_t ids[2]; /* Security Parameter Index */ - u_int32_t hdrlen; /* Header Length */ - u_int8_t flags; /* */ - u_int8_t invflags; /* Inverse flags */ + __u32 ids[2]; /* Security Parameter Index */ + __u32 hdrlen; /* Header Length */ + __u8 flags; /* */ + __u8 invflags; /* Inverse flags */ }; #define IP6T_FRAG_IDS 0x01 diff --git a/include/linux/netfilter_ipv6/ip6t_hl.h b/include/linux/netfilter_ipv6/ip6t_hl.h index 5ef91b8319a8..6e76dbc6c19a 100644 --- a/include/linux/netfilter_ipv6/ip6t_hl.h +++ b/include/linux/netfilter_ipv6/ip6t_hl.h @@ -5,6 +5,8 @@ #ifndef _IP6T_HL_H #define _IP6T_HL_H +#include <linux/types.h> + enum { IP6T_HL_EQ = 0, /* equals */ IP6T_HL_NE, /* not equals */ @@ -14,8 +16,8 @@ enum { struct ip6t_hl_info { - u_int8_t mode; - u_int8_t hop_limit; + __u8 mode; + __u8 hop_limit; }; diff --git a/include/linux/netfilter_ipv6/ip6t_ipv6header.h b/include/linux/netfilter_ipv6/ip6t_ipv6header.h index 01dfd445596a..efae3a20c214 100644 --- a/include/linux/netfilter_ipv6/ip6t_ipv6header.h +++ b/include/linux/netfilter_ipv6/ip6t_ipv6header.h @@ -8,10 +8,12 @@ on whether they contain certain headers */ #ifndef __IPV6HEADER_H #define __IPV6HEADER_H +#include <linux/types.h> + struct ip6t_ipv6header_info { - u_int8_t matchflags; - u_int8_t invflags; - u_int8_t modeflag; + __u8 matchflags; + __u8 invflags; + __u8 modeflag; }; #define MASK_HOPOPTS 128 diff --git a/include/linux/netfilter_ipv6/ip6t_mh.h b/include/linux/netfilter_ipv6/ip6t_mh.h index 18549bca2d1f..a7729a5025cd 100644 --- a/include/linux/netfilter_ipv6/ip6t_mh.h +++ b/include/linux/netfilter_ipv6/ip6t_mh.h @@ -1,10 +1,12 @@ #ifndef _IP6T_MH_H #define _IP6T_MH_H +#include <linux/types.h> + /* MH matching stuff */ struct ip6t_mh { - u_int8_t types[2]; /* MH type range */ - u_int8_t invflags; /* Inverse flags */ + __u8 types[2]; /* MH type range */ + __u8 invflags; /* Inverse flags */ }; /* Values for "invflags" field in struct ip6t_mh. */ diff --git a/include/linux/netfilter_ipv6/ip6t_opts.h b/include/linux/netfilter_ipv6/ip6t_opts.h index 62d89bcd9f9c..17d419a811fd 100644 --- a/include/linux/netfilter_ipv6/ip6t_opts.h +++ b/include/linux/netfilter_ipv6/ip6t_opts.h @@ -1,14 +1,16 @@ #ifndef _IP6T_OPTS_H #define _IP6T_OPTS_H +#include <linux/types.h> + #define IP6T_OPTS_OPTSNR 16 struct ip6t_opts { - u_int32_t hdrlen; /* Header Length */ - u_int8_t flags; /* */ - u_int8_t invflags; /* Inverse flags */ - u_int16_t opts[IP6T_OPTS_OPTSNR]; /* opts */ - u_int8_t optsnr; /* Nr of OPts */ + __u32 hdrlen; /* Header Length */ + __u8 flags; /* */ + __u8 invflags; /* Inverse flags */ + __u16 opts[IP6T_OPTS_OPTSNR]; /* opts */ + __u8 optsnr; /* Nr of OPts */ }; #define IP6T_OPTS_LEN 0x01 diff --git a/include/linux/netfilter_ipv6/ip6t_rt.h b/include/linux/netfilter_ipv6/ip6t_rt.h index ab91bfd2cd00..7605a5ff81cd 100644 --- a/include/linux/netfilter_ipv6/ip6t_rt.h +++ b/include/linux/netfilter_ipv6/ip6t_rt.h @@ -1,18 +1,19 @@ #ifndef _IP6T_RT_H #define _IP6T_RT_H +#include <linux/types.h> /*#include <linux/in6.h>*/ #define IP6T_RT_HOPS 16 struct ip6t_rt { - u_int32_t rt_type; /* Routing Type */ - u_int32_t segsleft[2]; /* Segments Left */ - u_int32_t hdrlen; /* Header Length */ - u_int8_t flags; /* */ - u_int8_t invflags; /* Inverse flags */ + __u32 rt_type; /* Routing Type */ + __u32 segsleft[2]; /* Segments Left */ + __u32 hdrlen; /* Header Length */ + __u8 flags; /* */ + __u8 invflags; /* Inverse flags */ struct in6_addr addrs[IP6T_RT_HOPS]; /* Hops */ - u_int8_t addrnr; /* Nr of Addresses */ + __u8 addrnr; /* Nr of Addresses */ }; #define IP6T_RT_TYP 0x01 diff --git a/include/linux/netlink.h b/include/linux/netlink.h index 123566912d73..4c4ac3f3ce5a 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -70,7 +70,7 @@ struct nlmsghdr { Check NLM_F_EXCL */ -#define NLMSG_ALIGNTO 4 +#define NLMSG_ALIGNTO 4U #define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) ) #define NLMSG_HDRLEN ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr))) #define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(NLMSG_HDRLEN)) @@ -160,10 +160,6 @@ struct netlink_skb_parms { struct ucred creds; /* Skb credentials */ __u32 pid; __u32 dst_group; - kernel_cap_t eff_cap; - __u32 loginuid; /* Login (audit) uid */ - __u32 sessionid; /* Session id (audit) */ - __u32 sid; /* SELinux security id */ }; #define NETLINK_CB(skb) (*(struct netlink_skb_parms*)&((skb)->cb)) diff --git a/include/linux/nfc/pn544.h b/include/linux/nfc/pn544.h new file mode 100644 index 000000000000..7ab8521f2347 --- /dev/null +++ b/include/linux/nfc/pn544.h @@ -0,0 +1,97 @@ +/* + * Driver include for the PN544 NFC chip. + * + * Copyright (C) Nokia Corporation + * + * Author: Jari Vanhala <ext-jari.vanhala@nokia.com> + * Contact: Matti Aaltoenn <matti.j.aaltonen@nokia.com> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _PN544_H_ +#define _PN544_H_ + +#include <linux/i2c.h> + +#define PN544_DRIVER_NAME "pn544" +#define PN544_MAXWINDOW_SIZE 7 +#define PN544_WINDOW_SIZE 4 +#define PN544_RETRIES 10 +#define PN544_MAX_I2C_TRANSFER 0x0400 +#define PN544_MSG_MAX_SIZE 0x21 /* at normal HCI mode */ + +/* ioctl */ +#define PN544_CHAR_BASE 'P' +#define PN544_IOR(num, dtype) _IOR(PN544_CHAR_BASE, num, dtype) +#define PN544_IOW(num, dtype) _IOW(PN544_CHAR_BASE, num, dtype) +#define PN544_GET_FW_MODE PN544_IOW(1, unsigned int) +#define PN544_SET_FW_MODE PN544_IOW(2, unsigned int) +#define PN544_GET_DEBUG PN544_IOW(3, unsigned int) +#define PN544_SET_DEBUG PN544_IOW(4, unsigned int) + +/* Timing restrictions (ms) */ +#define PN544_RESETVEN_TIME 30 /* 7 */ +#define PN544_PVDDVEN_TIME 0 +#define PN544_VBATVEN_TIME 0 +#define PN544_GPIO4VEN_TIME 0 +#define PN544_WAKEUP_ACK 5 +#define PN544_WAKEUP_GUARD (PN544_WAKEUP_ACK + 1) +#define PN544_INACTIVITY_TIME 1000 +#define PN544_INTERFRAME_DELAY 200 /* us */ +#define PN544_BAUDRATE_CHANGE 150 /* us */ + +/* Debug bits */ +#define PN544_DEBUG_BUF 0x01 +#define PN544_DEBUG_READ 0x02 +#define PN544_DEBUG_WRITE 0x04 +#define PN544_DEBUG_IRQ 0x08 +#define PN544_DEBUG_CALLS 0x10 +#define PN544_DEBUG_MODE 0x20 + +/* Normal (HCI) mode */ +#define PN544_LLC_HCI_OVERHEAD 3 /* header + crc (to length) */ +#define PN544_LLC_MIN_SIZE (1 + PN544_LLC_HCI_OVERHEAD) /* length + */ +#define PN544_LLC_MAX_DATA (PN544_MSG_MAX_SIZE - 2) +#define PN544_LLC_MAX_HCI_SIZE (PN544_LLC_MAX_DATA - 2) + +struct pn544_llc_packet { + unsigned char length; /* of rest of packet */ + unsigned char header; + unsigned char data[PN544_LLC_MAX_DATA]; /* includes crc-ccitt */ +}; + +/* Firmware upgrade mode */ +#define PN544_FW_HEADER_SIZE 3 +/* max fw transfer is 1024bytes, but I2C limits it to 0xC0 */ +#define PN544_MAX_FW_DATA (PN544_MAX_I2C_TRANSFER - PN544_FW_HEADER_SIZE) + +struct pn544_fw_packet { + unsigned char command; /* status in answer */ + unsigned char length[2]; /* big-endian order (msf) */ + unsigned char data[PN544_MAX_FW_DATA]; +}; + +#ifdef __KERNEL__ +/* board config */ +struct pn544_nfc_platform_data { + int (*request_resources) (struct i2c_client *client); + void (*free_resources) (void); + void (*enable) (int fw); + int (*test) (void); + void (*disable) (void); +}; +#endif /* __KERNEL__ */ + +#endif /* _PN544_H_ */ diff --git a/include/linux/nfs3.h b/include/linux/nfs3.h index ac33806ec7f9..6ccfe3b641e1 100644 --- a/include/linux/nfs3.h +++ b/include/linux/nfs3.h @@ -11,6 +11,9 @@ #define NFS3_MAXGROUPS 16 #define NFS3_FHSIZE 64 #define NFS3_COOKIESIZE 4 +#define NFS3_CREATEVERFSIZE 8 +#define NFS3_COOKIEVERFSIZE 8 +#define NFS3_WRITEVERFSIZE 8 #define NFS3_FIFO_DEV (-1) #define NFS3MODE_FMT 0170000 #define NFS3MODE_DIR 0040000 diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 07e40c625972..178fafe0ff93 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -17,7 +17,9 @@ #define NFS4_BITMAP_SIZE 2 #define NFS4_VERIFIER_SIZE 8 -#define NFS4_STATEID_SIZE 16 +#define NFS4_STATEID_SEQID_SIZE 4 +#define NFS4_STATEID_OTHER_SIZE 12 +#define NFS4_STATEID_SIZE (NFS4_STATEID_SEQID_SIZE + NFS4_STATEID_OTHER_SIZE) #define NFS4_FHSIZE 128 #define NFS4_MAXPATHLEN PATH_MAX #define NFS4_MAXNAMLEN NAME_MAX @@ -61,6 +63,12 @@ #define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000 #define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000 +#define NFS4_CDFC4_FORE 0x1 +#define NFS4_CDFC4_BACK 0x2 +#define NFS4_CDFC4_BOTH 0x3 +#define NFS4_CDFC4_FORE_OR_BOTH 0x3 +#define NFS4_CDFC4_BACK_OR_BOTH 0x7 + #define NFS4_SET_TO_SERVER_TIME 0 #define NFS4_SET_TO_CLIENT_TIME 1 @@ -106,9 +114,13 @@ #define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001 #define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002 +#define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100 + #define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000 #define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000 #define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000 +#define EXCHGID4_FLAG_MASK_PNFS 0x00070000 + #define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000 #define EXCHGID4_FLAG_CONFIRMED_R 0x80000000 /* @@ -116,8 +128,8 @@ * they're set in the argument or response, have separate * invalid flag masks for arg (_A) and resp (_R). */ -#define EXCHGID4_FLAG_MASK_A 0x40070003 -#define EXCHGID4_FLAG_MASK_R 0x80070003 +#define EXCHGID4_FLAG_MASK_A 0x40070103 +#define EXCHGID4_FLAG_MASK_R 0x80070103 #define SEQ4_STATUS_CB_PATH_DOWN 0x00000001 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002 @@ -131,6 +143,9 @@ #define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200 #define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400 +#define NFS4_SECINFO_STYLE4_CURRENT_FH 0 +#define NFS4_SECINFO_STYLE4_PARENT 1 + #define NFS4_MAX_UINT64 (~(u64)0) /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations. @@ -167,7 +182,16 @@ struct nfs4_acl { }; typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier; -typedef struct { char data[NFS4_STATEID_SIZE]; } nfs4_stateid; + +struct nfs41_stateid { + __be32 seqid; + char other[NFS4_STATEID_OTHER_SIZE]; +} __attribute__ ((packed)); + +typedef union { + char data[NFS4_STATEID_SIZE]; + struct nfs41_stateid stateid; +} nfs4_stateid; enum nfs_opnum4 { OP_ACCESS = 3, @@ -335,7 +359,7 @@ enum nfsstat4 { /* Error 10073 is unused. */ NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */ NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */ - NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not origional */ + NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not original */ NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */ NFS4ERR_DEADSESSION = 10078, /* persistent session dead */ NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */ @@ -471,6 +495,8 @@ enum lock_type4 { #define FATTR4_WORD1_TIME_MODIFY (1UL << 21) #define FATTR4_WORD1_TIME_MODIFY_SET (1UL << 22) #define FATTR4_WORD1_MOUNTED_ON_FILEID (1UL << 23) +#define FATTR4_WORD1_FS_LAYOUT_TYPES (1UL << 30) +#define FATTR4_WORD2_LAYOUT_BLKSIZE (1UL << 1) #define NFSPROC4_NULL 0 #define NFSPROC4_COMPOUND 1 @@ -524,6 +550,7 @@ enum { NFSPROC4_CLNT_SETACL, NFSPROC4_CLNT_FS_LOCATIONS, NFSPROC4_CLNT_RELEASE_LOCKOWNER, + NFSPROC4_CLNT_SECINFO, /* nfs41 */ NFSPROC4_CLNT_EXCHANGE_ID, @@ -532,6 +559,9 @@ enum { NFSPROC4_CLNT_SEQUENCE, NFSPROC4_CLNT_GET_LEASE_TIME, NFSPROC4_CLNT_RECLAIM_COMPLETE, + NFSPROC4_CLNT_LAYOUTGET, + NFSPROC4_CLNT_GETDEVICEINFO, + NFSPROC4_CLNT_LAYOUTCOMMIT, }; /* nfs41 types */ @@ -550,6 +580,49 @@ enum state_protect_how4 { SP4_SSV = 2 }; +enum pnfs_layouttype { + LAYOUT_NFSV4_1_FILES = 1, + LAYOUT_OSD2_OBJECTS = 2, + LAYOUT_BLOCK_VOLUME = 3, +}; + +/* used for both layout return and recall */ +enum pnfs_layoutreturn_type { + RETURN_FILE = 1, + RETURN_FSID = 2, + RETURN_ALL = 3 +}; + +enum pnfs_iomode { + IOMODE_READ = 1, + IOMODE_RW = 2, + IOMODE_ANY = 3, +}; + +enum pnfs_notify_deviceid_type4 { + NOTIFY_DEVICEID4_CHANGE = 1 << 1, + NOTIFY_DEVICEID4_DELETE = 1 << 2, +}; + +#define NFL4_UFLG_MASK 0x0000003F +#define NFL4_UFLG_DENSE 0x00000001 +#define NFL4_UFLG_COMMIT_THRU_MDS 0x00000002 +#define NFL4_UFLG_STRIPE_UNIT_SIZE_MASK 0xFFFFFFC0 + +/* Encoded in the loh_body field of type layouthint4 */ +enum filelayout_hint_care4 { + NFLH4_CARE_DENSE = NFL4_UFLG_DENSE, + NFLH4_CARE_COMMIT_THRU_MDS = NFL4_UFLG_COMMIT_THRU_MDS, + NFLH4_CARE_STRIPE_UNIT_SIZE = 0x00000040, + NFLH4_CARE_STRIPE_COUNT = 0x00000080 +}; + +#define NFS4_DEVICEID4_SIZE 16 + +struct nfs4_deviceid { + char data[NFS4_DEVICEID4_SIZE]; +}; + #endif #endif diff --git a/include/linux/nfs4_acl.h b/include/linux/nfs4_acl.h deleted file mode 100644 index c9c05a78e9bb..000000000000 --- a/include/linux/nfs4_acl.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * include/linux/nfs4_acl.c - * - * Common NFSv4 ACL handling definitions. - * - * Copyright (c) 2002 The Regents of the University of Michigan. - * All rights reserved. - * - * Marius Aamodt Eriksen <marius@umich.edu> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef LINUX_NFS4_ACL_H -#define LINUX_NFS4_ACL_H - -#include <linux/posix_acl.h> - -/* Maximum ACL we'll accept from client; chosen (somewhat arbitrarily) to - * fit in a page: */ -#define NFS4_ACL_MAX 170 - -struct nfs4_acl *nfs4_acl_new(int); -int nfs4_acl_get_whotype(char *, u32); -int nfs4_acl_write_who(int who, char *p); -int nfs4_acl_permission(struct nfs4_acl *acl, uid_t owner, gid_t group, - uid_t who, u32 mask); - -#define NFS4_ACL_TYPE_DEFAULT 0x01 -#define NFS4_ACL_DIR 0x02 -#define NFS4_ACL_OWNER 0x04 - -struct nfs4_acl *nfs4_acl_posix_to_nfsv4(struct posix_acl *, - struct posix_acl *, unsigned int flags); -int nfs4_acl_nfsv4_to_posix(struct nfs4_acl *, struct posix_acl **, - struct posix_acl **, unsigned int flags); - -#endif /* LINUX_NFS4_ACL_H */ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index a46e430d9622..1b93b9c60e55 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -33,6 +33,8 @@ #define FLUSH_STABLE 4 /* commit to stable storage */ #define FLUSH_LOWPRI 8 /* low priority background flush */ #define FLUSH_HIGHPRI 16 /* high priority memory reclaim flush */ +#define FLUSH_COND_STABLE 32 /* conditional stable write - only stable + * if everything fits in one RPC */ #ifdef __KERNEL__ @@ -93,8 +95,13 @@ struct nfs_open_context { int error; struct list_head list; +}; +struct nfs_open_dir_context { + struct rpc_cred *cred; __u64 dir_cookie; + __u64 dup_cookie; + int duped; }; /* @@ -188,6 +195,10 @@ struct nfs_inode { struct nfs_delegation __rcu *delegation; fmode_t delegation_state; struct rw_semaphore rwsem; + + /* pNFS layout information */ + struct pnfs_layout_hdr *layout; + atomic_t commits_outstanding; #endif /* CONFIG_NFS_V4*/ #ifdef CONFIG_NFS_FSCACHE struct fscache_cookie *fscache; @@ -212,11 +223,12 @@ struct nfs_inode { #define NFS_INO_ADVISE_RDPLUS (0) /* advise readdirplus */ #define NFS_INO_STALE (1) /* possible stale inode */ #define NFS_INO_ACL_LRU_SET (2) /* Inode is on the LRU list */ -#define NFS_INO_MOUNTPOINT (3) /* inode is remote mountpoint */ #define NFS_INO_FLUSHING (4) /* inode is flushing out data */ #define NFS_INO_FSCACHE (5) /* inode can be cached by FS-Cache */ #define NFS_INO_FSCACHE_LOCK (6) /* FS-Cache cookie management lock */ #define NFS_INO_COMMIT (7) /* inode is committing unstable writes */ +#define NFS_INO_PNFS_COMMIT (8) /* use pnfs code for commit */ +#define NFS_INO_LAYOUTCOMMIT (9) /* layoutcommit required */ static inline struct nfs_inode *NFS_I(const struct inode *inode) { @@ -348,7 +360,7 @@ extern int nfs_refresh_inode(struct inode *, struct nfs_fattr *); extern int nfs_post_op_update_inode(struct inode *inode, struct nfs_fattr *fattr); extern int nfs_post_op_update_inode_force_wcc(struct inode *inode, struct nfs_fattr *fattr); extern int nfs_getattr(struct vfsmount *, struct dentry *, struct kstat *); -extern int nfs_permission(struct inode *, int); +extern int nfs_permission(struct inode *, int, unsigned int); extern int nfs_open(struct inode *, struct file *); extern int nfs_release(struct inode *, struct file *); extern int nfs_attribute_timeout(struct inode *inode); @@ -398,6 +410,7 @@ extern const struct inode_operations nfs3_file_inode_operations; #endif /* CONFIG_NFS_V3 */ extern const struct file_operations nfs_file_operations; extern const struct address_space_operations nfs_file_aops; +extern const struct address_space_operations nfs_dir_aops; static inline struct nfs_open_context *nfs_file_open_context(struct file *filp) { @@ -498,7 +511,7 @@ extern int nfs_writepage(struct page *page, struct writeback_control *wbc); extern int nfs_writepages(struct address_space *, struct writeback_control *); extern int nfs_flush_incompatible(struct file *file, struct page *page); extern int nfs_updatepage(struct file *, struct page *, unsigned int, unsigned int); -extern int nfs_writeback_done(struct rpc_task *, struct nfs_write_data *); +extern void nfs_writeback_done(struct rpc_task *, struct nfs_write_data *); /* * Try to write back everything synchronously (but check the @@ -590,12 +603,6 @@ nfs_fileid_to_ino_t(u64 fileid) return ino; } -#define nfs_wait_event(clnt, wq, condition) \ -({ \ - int __retval = wait_event_killable(wq, condition); \ - __retval; \ -}) - #define NFS_JUKEBOX_RETRY_TIME (5 * HZ) #endif /* __KERNEL__ */ @@ -615,6 +622,8 @@ nfs_fileid_to_ino_t(u64 fileid) #define NFSDBG_CLIENT 0x0200 #define NFSDBG_MOUNT 0x0400 #define NFSDBG_FSCACHE 0x0800 +#define NFSDBG_PNFS 0x1000 +#define NFSDBG_PNFS_LD 0x2000 #define NFSDBG_ALL 0xFFFF #ifdef __KERNEL__ diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index 5eef862ec187..87694ca86914 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -30,6 +30,8 @@ struct nfs_client { #define NFS_CS_CALLBACK 1 /* - callback started */ #define NFS_CS_IDMAP 2 /* - idmap started */ #define NFS_CS_RENEWD 3 /* - renewd started */ +#define NFS_CS_STOP_RENEW 4 /* no more state to renew */ +#define NFS_CS_CHECK_LEASE_TIME 5 /* need to check lease time */ struct sockaddr_storage cl_addr; /* server identifier */ size_t cl_addrlen; char * cl_hostname; /* hostname of server */ @@ -45,13 +47,9 @@ struct nfs_client { #ifdef CONFIG_NFS_V4 u64 cl_clientid; /* constant */ + nfs4_verifier cl_confirm; /* Clientid verifier */ unsigned long cl_state; - struct rb_root cl_openowner_id; - struct rb_root cl_lockowner_id; - - struct list_head cl_delegations; - struct rb_root cl_state_owners; spinlock_t cl_lock; unsigned long cl_lease_time; @@ -71,18 +69,16 @@ struct nfs_client { */ char cl_ipaddr[48]; unsigned char cl_id_uniquifier; + u32 cl_cb_ident; /* v4.0 callback identifier */ const struct nfs4_minor_version_ops *cl_mvops; -#endif /* CONFIG_NFS_V4 */ -#ifdef CONFIG_NFS_V4_1 - /* clientid returned from EXCHANGE_ID, used by session operations */ - u64 cl_ex_clid; /* The sequence id to use for the next CREATE_SESSION */ u32 cl_seqid; /* The flags used for obtaining the clientid during EXCHANGE_ID */ u32 cl_exchange_flags; struct nfs4_session *cl_session; /* sharred session */ -#endif /* CONFIG_NFS_V4_1 */ + struct list_head cl_layouts; +#endif /* CONFIG_NFS_V4 */ #ifdef CONFIG_NFS_FSCACHE struct fscache_cookie *fscache; /* client index cache cookie */ @@ -145,7 +141,15 @@ struct nfs_server { u32 acl_bitmask; /* V4 bitmask representing the ACEs that are supported on this filesystem */ + struct pnfs_layoutdriver_type *pnfs_curr_ld; /* Active layout driver */ + struct rpc_wait_queue roc_rpcwaitq; + + /* the following fields are protected by nfs_client->cl_lock */ + struct rb_root state_owners; + struct rb_root openowner_id; + struct rb_root lockowner_id; #endif + struct list_head delegations; void (*destroy)(struct nfs_server *); atomic_t active; /* Keep trace of any activity to this server */ @@ -174,12 +178,13 @@ struct nfs_server { #define NFS_CAP_CTIME (1U << 12) #define NFS_CAP_MTIME (1U << 13) #define NFS_CAP_POSIX_LOCK (1U << 14) +#define NFS_CAP_UIDGID_NOMAP (1U << 15) /* maximum number of slots to use */ #define NFS4_MAX_SLOT_TABLE RPC_MAX_SLOT_TABLE -#if defined(CONFIG_NFS_V4_1) +#if defined(CONFIG_NFS_V4) /* Sessions */ #define SLOT_TABLE_SZ (NFS4_MAX_SLOT_TABLE/(8*sizeof(long))) @@ -193,6 +198,7 @@ struct nfs4_slot_table { * op for dynamic resizing */ int target_max_slots; /* Set by CB_RECALL_SLOT as * the new max_slots */ + struct completion complete; }; static inline int slot_idx(struct nfs4_slot_table *tbl, struct nfs4_slot *sp) @@ -209,7 +215,6 @@ struct nfs4_session { unsigned long session_state; u32 hash_alg; u32 ssv_len; - struct completion complete; /* The fore and back channel */ struct nfs4_channel_attrs fc_attrs; @@ -219,5 +224,5 @@ struct nfs4_session { struct nfs_client *clp; }; -#endif /* CONFIG_NFS_V4_1 */ +#endif /* CONFIG_NFS_V4 */ #endif diff --git a/include/linux/nfs_idmap.h b/include/linux/nfs_idmap.h index e8352dc5afb5..ae7d6a380dae 100644 --- a/include/linux/nfs_idmap.h +++ b/include/linux/nfs_idmap.h @@ -65,6 +65,7 @@ struct idmap_msg { /* Forward declaration to make this header independent of others */ struct nfs_client; +struct nfs_server; #ifdef CONFIG_NFS_USE_NEW_IDMAPPER @@ -96,10 +97,10 @@ void nfs_idmap_delete(struct nfs_client *); #endif /* CONFIG_NFS_USE_NEW_IDMAPPER */ -int nfs_map_name_to_uid(struct nfs_client *, const char *, size_t, __u32 *); -int nfs_map_group_to_gid(struct nfs_client *, const char *, size_t, __u32 *); -int nfs_map_uid_to_name(struct nfs_client *, __u32, char *, size_t); -int nfs_map_gid_to_group(struct nfs_client *, __u32, char *, size_t); +int nfs_map_name_to_uid(const struct nfs_server *, const char *, size_t, __u32 *); +int nfs_map_group_to_gid(const struct nfs_server *, const char *, size_t, __u32 *); +int nfs_map_uid_to_name(const struct nfs_server *, __u32, char *, size_t); +int nfs_map_gid_to_group(const struct nfs_server *, __u32, char *, size_t); extern unsigned int nfs_idmap_cache_timeout; #endif /* __KERNEL__ */ diff --git a/include/linux/nfs_iostat.h b/include/linux/nfs_iostat.h index 68b10f5f8907..8866bb3502ee 100644 --- a/include/linux/nfs_iostat.h +++ b/include/linux/nfs_iostat.h @@ -113,6 +113,8 @@ enum nfs_stat_eventcounters { NFSIOS_SHORTREAD, NFSIOS_SHORTWRITE, NFSIOS_DELAY, + NFSIOS_PNFS_READ, + NFSIOS_PNFS_WRITE, __NFSIOS_COUNTSMAX, }; diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index f8b60e7f4c44..91af2e49fa3a 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -29,14 +29,19 @@ */ enum { PG_BUSY = 0, + PG_MAPPED, PG_CLEAN, PG_NEED_COMMIT, PG_NEED_RESCHED, + PG_PNFS_COMMIT, }; struct nfs_inode; struct nfs_page { - struct list_head wb_list; /* Defines state of page: */ + union { + struct list_head wb_list; /* Defines state of page: */ + struct pnfs_layout_segment *wb_commit_lseg; /* Used when PG_PNFS_COMMIT set */ + }; struct page *wb_page; /* page to read in/write out */ struct nfs_open_context *wb_context; /* File state context info */ struct nfs_lock_context *wb_lock_context; /* lock context info */ @@ -56,11 +61,14 @@ struct nfs_pageio_descriptor { size_t pg_count; size_t pg_bsize; unsigned int pg_base; + char pg_moreio; struct inode *pg_inode; - int (*pg_doio)(struct inode *, struct list_head *, unsigned int, size_t, int); + int (*pg_doio)(struct nfs_pageio_descriptor *); int pg_ioflags; int pg_error; + struct pnfs_layout_segment *pg_lseg; + int (*pg_test)(struct nfs_pageio_descriptor *, struct nfs_page *, struct nfs_page *); }; #define NFS_WBACK_BUSY(req) (test_bit(PG_BUSY,&(req)->wb_flags)) @@ -70,7 +78,6 @@ extern struct nfs_page *nfs_create_request(struct nfs_open_context *ctx, struct page *page, unsigned int offset, unsigned int count); -extern void nfs_clear_request(struct nfs_page *req); extern void nfs_release_request(struct nfs_page *req); @@ -78,7 +85,7 @@ extern int nfs_scan_list(struct nfs_inode *nfsi, struct list_head *dst, pgoff_t idx_start, unsigned int npages, int tag); extern void nfs_pageio_init(struct nfs_pageio_descriptor *desc, struct inode *inode, - int (*doio)(struct inode *, struct list_head *, unsigned int, size_t, int), + int (*doio)(struct nfs_pageio_descriptor *desc), size_t bsize, int how); extern int nfs_pageio_add_request(struct nfs_pageio_descriptor *, diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index da7a1300dc60..7e371f7df9c4 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -3,6 +3,7 @@ #include <linux/nfsacl.h> #include <linux/nfs3.h> +#include <linux/sunrpc/gss_api.h> /* * To change the maximum rsize and wsize supported by the NFS client, adjust @@ -14,6 +15,9 @@ #define NFS_DEF_FILE_IO_SIZE (4096U) #define NFS_MIN_FILE_IO_SIZE (1024U) +/* Forward declaration for NFS v3 */ +struct nfs4_secinfo_flavors; + struct nfs_fsid { uint64_t major; uint64_t minor; @@ -46,6 +50,7 @@ struct nfs_fattr { } du; struct nfs_fsid fsid; __u64 fileid; + __u64 mounted_on_fileid; struct timespec atime; struct timespec mtime; struct timespec ctime; @@ -78,6 +83,8 @@ struct nfs_fattr { #define NFS_ATTR_FATTR_CHANGE (1U << 17) #define NFS_ATTR_FATTR_PRECHANGE (1U << 18) #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */ +#define NFS_ATTR_FATTR_MOUNTPOINT (1U << 20) /* Treat as mountpoint */ +#define NFS_ATTR_FATTR_MOUNTED_ON_FILEID (1U << 21) #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \ | NFS_ATTR_FATTR_MODE \ @@ -114,6 +121,7 @@ struct nfs_fsinfo { __u64 maxfilesize; struct timespec time_delta; /* server time granularity */ __u32 lease_time; /* in seconds */ + __u32 layouttype; /* supported pnfs layout driver */ }; struct nfs_fsstat { @@ -186,6 +194,81 @@ struct nfs4_get_lease_time_res { struct nfs4_sequence_res lr_seq_res; }; +#define PNFS_LAYOUT_MAXSIZE 4096 + +struct nfs4_layoutdriver_data { + struct page **pages; + __u32 pglen; + __u32 len; +}; + +struct pnfs_layout_range { + u32 iomode; + u64 offset; + u64 length; +}; + +struct nfs4_layoutget_args { + __u32 type; + struct pnfs_layout_range range; + __u64 minlength; + __u32 maxcount; + struct inode *inode; + struct nfs_open_context *ctx; + struct nfs4_sequence_args seq_args; + nfs4_stateid stateid; + struct nfs4_layoutdriver_data layout; +}; + +struct nfs4_layoutget_res { + __u32 return_on_close; + struct pnfs_layout_range range; + __u32 type; + nfs4_stateid stateid; + struct nfs4_sequence_res seq_res; + struct nfs4_layoutdriver_data *layoutp; +}; + +struct nfs4_layoutget { + struct nfs4_layoutget_args args; + struct nfs4_layoutget_res res; + struct pnfs_layout_segment **lsegpp; + gfp_t gfp_flags; +}; + +struct nfs4_getdeviceinfo_args { + struct pnfs_device *pdev; + struct nfs4_sequence_args seq_args; +}; + +struct nfs4_getdeviceinfo_res { + struct pnfs_device *pdev; + struct nfs4_sequence_res seq_res; +}; + +struct nfs4_layoutcommit_args { + nfs4_stateid stateid; + __u64 lastbytewritten; + struct inode *inode; + const u32 *bitmask; + struct nfs4_sequence_args seq_args; +}; + +struct nfs4_layoutcommit_res { + struct nfs_fattr *fattr; + const struct nfs_server *server; + struct nfs4_sequence_res seq_res; +}; + +struct nfs4_layoutcommit_data { + struct rpc_task task; + struct nfs_fattr fattr; + struct pnfs_layout_segment *lseg; + struct rpc_cred *cred; + struct nfs4_layoutcommit_args args; + struct nfs4_layoutcommit_res res; +}; + /* * Arguments to the open call. */ @@ -267,6 +350,7 @@ struct nfs_closeres { struct nfs_lowner { __u64 clientid; __u64 id; + dev_t s_dev; }; struct nfs_lock_args { @@ -433,6 +517,8 @@ struct nfs_entry { int eof; struct nfs_fh * fh; struct nfs_fattr * fattr; + unsigned char d_type; + struct nfs_server * server; }; /* @@ -883,6 +969,38 @@ struct nfs4_fs_locations_res { struct nfs4_sequence_res seq_res; }; +struct nfs4_secinfo_oid { + unsigned int len; + char data[GSS_OID_MAX_LEN]; +}; + +struct nfs4_secinfo_gss { + struct nfs4_secinfo_oid sec_oid4; + unsigned int qop4; + unsigned int service; +}; + +struct nfs4_secinfo_flavor { + unsigned int flavor; + struct nfs4_secinfo_gss gss; +}; + +struct nfs4_secinfo_flavors { + unsigned int num_flavors; + struct nfs4_secinfo_flavor flavors[0]; +}; + +struct nfs4_secinfo_arg { + const struct nfs_fh *dir_fh; + const struct qstr *name; + struct nfs4_sequence_args seq_args; +}; + +struct nfs4_secinfo_res { + struct nfs4_secinfo_flavors *flavors; + struct nfs4_sequence_res seq_res; +}; + #endif /* CONFIG_NFS_V4 */ struct nfstime4 { @@ -963,9 +1081,12 @@ struct nfs_read_data { unsigned int npages; /* Max length of pagevec */ struct nfs_readargs args; struct nfs_readres res; -#ifdef CONFIG_NFS_V4 unsigned long timestamp; /* For lease renewal */ -#endif + struct pnfs_layout_segment *lseg; + struct nfs_client *ds_clp; /* pNFS data server */ + const struct rpc_call_ops *mds_ops; + int (*read_done_cb) (struct rpc_task *task, struct nfs_read_data *data); + __u64 mds_offset; struct page *page_array[NFS_PAGEVEC_SIZE]; }; @@ -982,13 +1103,21 @@ struct nfs_write_data { unsigned int npages; /* Max length of pagevec */ struct nfs_writeargs args; /* argument struct */ struct nfs_writeres res; /* result struct */ + struct pnfs_layout_segment *lseg; + struct nfs_client *ds_clp; /* pNFS data server */ + int ds_commit_index; + const struct rpc_call_ops *mds_ops; + int (*write_done_cb) (struct rpc_task *task, struct nfs_write_data *data); #ifdef CONFIG_NFS_V4 unsigned long timestamp; /* For lease renewal */ #endif + __u64 mds_offset; /* Filelayout dense stripe */ struct page *page_array[NFS_PAGEVEC_SIZE]; }; struct nfs_access_entry; +struct nfs_client; +struct rpc_timeout; /* * RPC procedure vector for NFSv2/NFSv3 demuxing @@ -1008,7 +1137,7 @@ struct nfs_rpc_ops { struct nfs_fattr *); int (*setattr) (struct dentry *, struct nfs_fattr *, struct iattr *); - int (*lookup) (struct inode *, struct qstr *, + int (*lookup) (struct rpc_clnt *clnt, struct inode *, struct qstr *, struct nfs_fh *, struct nfs_fattr *); int (*access) (struct inode *, struct nfs_access_entry *); int (*readlink)(struct inode *, struct page *, unsigned int, @@ -1038,7 +1167,7 @@ struct nfs_rpc_ops { int (*pathconf) (struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *); int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); - __be32 *(*decode_dirent)(struct xdr_stream *, struct nfs_entry *, struct nfs_server *, int plus); + int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int); void (*read_setup) (struct nfs_read_data *, struct rpc_message *); int (*read_done) (struct rpc_task *, struct nfs_read_data *); void (*write_setup) (struct nfs_write_data *, struct rpc_message *); @@ -1053,6 +1182,9 @@ struct nfs_rpc_ops { struct nfs_open_context *ctx, int open_flags, struct iattr *iattr); + int (*init_client) (struct nfs_client *, const struct rpc_timeout *, + const char *, rpc_authflavor_t, int); + int (*secinfo)(struct inode *, const struct qstr *, struct nfs4_secinfo_flavors *); }; /* diff --git a/include/linux/nfsacl.h b/include/linux/nfsacl.h index f321b578edeb..fabcb1e5c460 100644 --- a/include/linux/nfsacl.h +++ b/include/linux/nfsacl.h @@ -51,10 +51,10 @@ nfsacl_size(struct posix_acl *acl_access, struct posix_acl *acl_default) return w; } -extern unsigned int +extern int nfsacl_encode(struct xdr_buf *buf, unsigned int base, struct inode *inode, struct posix_acl *acl, int encode_entries, int typeflag); -extern unsigned int +extern int nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt, struct posix_acl **pacl); diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h index 8ae78a61eea4..84058ec69390 100644 --- a/include/linux/nfsd/export.h +++ b/include/linux/nfsd/export.h @@ -35,7 +35,7 @@ #define NFSEXP_NOHIDE 0x0200 #define NFSEXP_NOSUBTREECHECK 0x0400 #define NFSEXP_NOAUTHNLM 0x0800 /* Don't authenticate NLM requests - just trust */ -#define NFSEXP_MSNFS 0x1000 /* do silly things that MS clients expect */ +#define NFSEXP_MSNFS 0x1000 /* do silly things that MS clients expect; no longer supported */ #define NFSEXP_FSID 0x2000 #define NFSEXP_CROSSMOUNT 0x4000 #define NFSEXP_NOACL 0x8000 /* reserved for possible ACL related use */ @@ -80,7 +80,7 @@ struct nfsd4_fs_locations { /* * We keep an array of pseudoflavors with the export, in order from most - * to least preferred. For the forseeable future, we don't expect more + * to least preferred. For the foreseeable future, we don't expect more * than the eight pseudoflavors null, unix, krb5, krb5i, krb5p, skpm3, * spkm3i, and spkm3p (and using all 8 at once should be rare). */ diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h index 80d55bbc5365..f76d80ccec10 100644 --- a/include/linux/nfsd/nfsfh.h +++ b/include/linux/nfsd/nfsfh.h @@ -49,7 +49,7 @@ struct nfs_fhbase_old { * * The auth_type field specifies how the filehandle can be authenticated * This might allow a file to be confirmed to be in a writable part of a - * filetree without checking the path from it upto the root. + * filetree without checking the path from it up to the root. * Current values: * 0 - No authentication. fb_auth is 0 bytes long * Possible future values: diff --git a/include/linux/nfsd_idmap.h b/include/linux/nfsd_idmap.h deleted file mode 100644 index d4a2ac18bd4c..000000000000 --- a/include/linux/nfsd_idmap.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * include/linux/nfsd_idmap.h - * - * Mapping of UID to name and vice versa. - * - * Copyright (c) 2002, 2003 The Regents of the University of - * Michigan. All rights reserved. -> * - * Marius Aamodt Eriksen <marius@umich.edu> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef LINUX_NFSD_IDMAP_H -#define LINUX_NFSD_IDMAP_H - -#include <linux/in.h> -#include <linux/sunrpc/svc.h> - -/* XXX from linux/nfs_idmap.h */ -#define IDMAP_NAMESZ 128 - -#ifdef CONFIG_NFSD_V4 -int nfsd_idmap_init(void); -void nfsd_idmap_shutdown(void); -#else -static inline int nfsd_idmap_init(void) -{ - return 0; -} -static inline void nfsd_idmap_shutdown(void) -{ -} -#endif - -int nfsd_map_name_to_uid(struct svc_rqst *, const char *, size_t, __u32 *); -int nfsd_map_name_to_gid(struct svc_rqst *, const char *, size_t, __u32 *); -int nfsd_map_uid_to_name(struct svc_rqst *, __u32, char *); -int nfsd_map_gid_to_name(struct svc_rqst *, __u32, char *); - -#endif /* LINUX_NFSD_IDMAP_H */ diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h index 227e49dd5720..8768c469e93e 100644 --- a/include/linux/nilfs2_fs.h +++ b/include/linux/nilfs2_fs.h @@ -40,26 +40,7 @@ #include <linux/types.h> #include <linux/ioctl.h> - -/* - * Inode flags stored in nilfs_inode and on-memory nilfs inode - * - * We define these flags based on ext2-fs because of the - * compatibility reason; to avoid problems in chattr(1) - */ -#define NILFS_SECRM_FL 0x00000001 /* Secure deletion */ -#define NILFS_UNRM_FL 0x00000002 /* Undelete */ -#define NILFS_SYNC_FL 0x00000008 /* Synchronous updates */ -#define NILFS_IMMUTABLE_FL 0x00000010 /* Immutable file */ -#define NILFS_APPEND_FL 0x00000020 /* writes to file may only append */ -#define NILFS_NODUMP_FL 0x00000040 /* do not dump file */ -#define NILFS_NOATIME_FL 0x00000080 /* do not update atime */ -/* Reserved for compression usage... */ -#define NILFS_NOTAIL_FL 0x00008000 /* file tail should not be merged */ -#define NILFS_DIRSYNC_FL 0x00010000 /* dirsync behaviour */ - -#define NILFS_FL_USER_VISIBLE 0x0003DFFF /* User visible flags */ -#define NILFS_FL_USER_MODIFIABLE 0x000380FF /* User modifiable flags */ +#include <linux/magic.h> #define NILFS_INODE_BMAP_SIZE 7 @@ -236,8 +217,10 @@ struct nilfs_super_block { * If there is a bit set in the incompatible feature set that the kernel * doesn't know about, it should refuse to mount the filesystem. */ +#define NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT 0x00000001ULL + #define NILFS_FEATURE_COMPAT_SUPP 0ULL -#define NILFS_FEATURE_COMPAT_RO_SUPP 0ULL +#define NILFS_FEATURE_COMPAT_RO_SUPP NILFS_FEATURE_COMPAT_RO_BLOCK_COUNT #define NILFS_FEATURE_INCOMPAT_SUPP 0ULL /* @@ -260,7 +243,6 @@ struct nilfs_super_block { #define NILFS_USER_INO 11 /* Fisrt user's file inode number */ #define NILFS_SB_OFFSET_BYTES 1024 /* byte offset of nilfs superblock */ -#define NILFS_SUPER_MAGIC 0x3434 /* NILFS filesystem magic number */ #define NILFS_SEG_MIN_BLOCKS 16 /* Minimum number of blocks in a full segment */ @@ -346,17 +328,21 @@ static inline unsigned nilfs_rec_len_from_disk(__le16 dlen) { unsigned len = le16_to_cpu(dlen); +#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536) if (len == NILFS_MAX_REC_LEN) return 1 << 16; +#endif return len; } static inline __le16 nilfs_rec_len_to_disk(unsigned len) { +#if !defined(__KERNEL__) || (PAGE_CACHE_SIZE >= 65536) if (len == (1 << 16)) return cpu_to_le16(NILFS_MAX_REC_LEN); else if (len > (1 << 16)) BUG(); +#endif return cpu_to_le16(len); } @@ -525,7 +511,7 @@ struct nilfs_checkpoint { __le64 cp_create; __le64 cp_nblk_inc; __le64 cp_inodes_count; - __le64 cp_blocks_count; /* Reserved (might be deleted) */ + __le64 cp_blocks_count; /* Do not change the byte offset of ifile inode. To keep the compatibility of the disk format, diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 0edb2566c14c..c7ccaae15af6 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -77,6 +77,39 @@ */ /** + * DOC: Virtual interface / concurrency capabilities + * + * Some devices are able to operate with virtual MACs, they can have + * more than one virtual interface. The capability handling for this + * is a bit complex though, as there may be a number of restrictions + * on the types of concurrency that are supported. + * + * To start with, each device supports the interface types listed in + * the %NL80211_ATTR_SUPPORTED_IFTYPES attribute, but by listing the + * types there no concurrency is implied. + * + * Once concurrency is desired, more attributes must be observed: + * To start with, since some interface types are purely managed in + * software, like the AP-VLAN type in mac80211 for example, there's + * an additional list of these, they can be added at any time and + * are only restricted by some semantic restrictions (e.g. AP-VLAN + * cannot be added without a corresponding AP interface). This list + * is exported in the %NL80211_ATTR_SOFTWARE_IFTYPES attribute. + * + * Further, the list of supported combinations is exported. This is + * in the %NL80211_ATTR_INTERFACE_COMBINATIONS attribute. Basically, + * it exports a list of "groups", and at any point in time the + * interfaces that are currently active must fall into any one of + * the advertised groups. Within each group, there are restrictions + * on the number of interfaces of different types that are supported + * and also the number of different channels, along with potentially + * some other restrictions. See &enum nl80211_if_combination_attrs. + * + * All together, these attributes define the concurrency of virtual + * interfaces that a given device supports. + */ + +/** * enum nl80211_commands - supported nl80211 commands * * @NL80211_CMD_UNSPEC: unspecified command to catch errors @@ -148,6 +181,10 @@ * @NL80211_CMD_SET_MPATH: Set mesh path attributes for mesh path to * destination %NL80211_ATTR_MAC on the interface identified by * %NL80211_ATTR_IFINDEX. + * @NL80211_CMD_NEW_MPATH: Create a new mesh path for the destination given by + * %NL80211_ATTR_MAC via %NL80211_ATTR_MPATH_NEXT_HOP. + * @NL80211_CMD_DEL_MPATH: Delete a mesh path to the destination given by + * %NL80211_ATTR_MAC. * @NL80211_CMD_NEW_PATH: Add a mesh path with given attributes to the * the interface identified by %NL80211_ATTR_IFINDEX. * @NL80211_CMD_DEL_PATH: Remove a mesh path identified by %NL80211_ATTR_MAC @@ -172,10 +209,10 @@ * to the specified ISO/IEC 3166-1 alpha2 country code. The core will * store this as a valid request and then query userspace for it. * - * @NL80211_CMD_GET_MESH_PARAMS: Get mesh networking properties for the + * @NL80211_CMD_GET_MESH_CONFIG: Get mesh networking properties for the * interface identified by %NL80211_ATTR_IFINDEX * - * @NL80211_CMD_SET_MESH_PARAMS: Set mesh networking properties for the + * @NL80211_CMD_SET_MESH_CONFIG: Set mesh networking properties for the * interface identified by %NL80211_ATTR_IFINDEX * * @NL80211_CMD_SET_MGMT_EXTRA_IE: Set extra IEs for management frames. The @@ -199,6 +236,28 @@ * @NL80211_CMD_SCAN_ABORTED: scan was aborted, for unspecified reasons, * partial scan results may be available * + * @NL80211_CMD_START_SCHED_SCAN: start a scheduled scan at certain + * intervals, as specified by %NL80211_ATTR_SCHED_SCAN_INTERVAL. + * Like with normal scans, if SSIDs (%NL80211_ATTR_SCAN_SSIDS) + * are passed, they are used in the probe requests. For + * broadcast, a broadcast SSID must be passed (ie. an empty + * string). If no SSID is passed, no probe requests are sent and + * a passive scan is performed. %NL80211_ATTR_SCAN_FREQUENCIES, + * if passed, define which channels should be scanned; if not + * passed, all channels allowed for the current regulatory domain + * are used. Extra IEs can also be passed from the userspace by + * using the %NL80211_ATTR_IE attribute. + * @NL80211_CMD_STOP_SCHED_SCAN: stop a scheduled scan + * @NL80211_CMD_SCHED_SCAN_RESULTS: indicates that there are scheduled scan + * results available. + * @NL80211_CMD_SCHED_SCAN_STOPPED: indicates that the scheduled scan has + * stopped. The driver may issue this event at any time during a + * scheduled scan. One reason for stopping the scan is if the hardware + * does not support starting an association or a normal scan while running + * a scheduled scan. This event is also sent when the + * %NL80211_CMD_STOP_SCHED_SCAN command is received or when the interface + * is brought down while a scheduled scan was running. + * * @NL80211_CMD_GET_SURVEY: get survey resuls, e.g. channel occupation * or noise level * @NL80211_CMD_NEW_SURVEY_RESULTS: survey data notification (as a reply to @@ -358,11 +417,16 @@ * user space application). %NL80211_ATTR_FRAME is used to specify the * frame contents (including header). %NL80211_ATTR_WIPHY_FREQ (and * optionally %NL80211_ATTR_WIPHY_CHANNEL_TYPE) is used to indicate on - * which channel the frame is to be transmitted or was received. This - * channel has to be the current channel (remain-on-channel or the - * operational channel). When called, this operation returns a cookie - * (%NL80211_ATTR_COOKIE) that will be included with the TX status event - * pertaining to the TX request. + * which channel the frame is to be transmitted or was received. If this + * channel is not the current channel (remain-on-channel or the + * operational channel) the device will switch to the given channel and + * transmit the frame, optionally waiting for a response for the time + * specified using %NL80211_ATTR_DURATION. When called, this operation + * returns a cookie (%NL80211_ATTR_COOKIE) that will be included with the + * TX status event pertaining to the TX request. + * @NL80211_CMD_FRAME_WAIT_CANCEL: When an off-channel TX was requested, this + * command may be used with the corresponding cookie to cancel the wait + * time if it is known that it is no longer necessary. * @NL80211_CMD_ACTION: Alias for @NL80211_CMD_FRAME for backward compatibility. * @NL80211_CMD_FRAME_TX_STATUS: Report TX status of a management frame * transmitted with %NL80211_CMD_FRAME. %NL80211_ATTR_COOKIE identifies @@ -389,11 +453,41 @@ * * @NL80211_CMD_SET_WDS_PEER: Set the MAC address of the peer on a WDS interface. * + * @NL80211_CMD_JOIN_MESH: Join a mesh. The mesh ID must be given, and initial + * mesh config parameters may be given. + * @NL80211_CMD_LEAVE_MESH: Leave the mesh network -- no special arguments, the + * network is determined by the network interface. + * + * @NL80211_CMD_UNPROT_DEAUTHENTICATE: Unprotected deauthentication frame + * notification. This event is used to indicate that an unprotected + * deauthentication frame was dropped when MFP is in use. + * @NL80211_CMD_UNPROT_DISASSOCIATE: Unprotected disassociation frame + * notification. This event is used to indicate that an unprotected + * disassociation frame was dropped when MFP is in use. + * + * @NL80211_CMD_NEW_PEER_CANDIDATE: Notification on the reception of a + * beacon or probe response from a compatible mesh peer. This is only + * sent while no station information (sta_info) exists for the new peer + * candidate and when @NL80211_MESH_SETUP_USERSPACE_AUTH is set. On + * reception of this notification, userspace may decide to create a new + * station (@NL80211_CMD_NEW_STATION). To stop this notification from + * reoccurring, the userspace authentication daemon may want to create the + * new station with the AUTHENTICATED flag unset and maybe change it later + * depending on the authentication result. + * + * @NL80211_CMD_GET_WOWLAN: get Wake-on-Wireless-LAN (WoWLAN) settings. + * @NL80211_CMD_SET_WOWLAN: set Wake-on-Wireless-LAN (WoWLAN) settings. + * Since wireless is more complex than wired ethernet, it supports + * various triggers. These triggers can be configured through this + * command with the %NL80211_ATTR_WOWLAN_TRIGGERS attribute. For + * more background information, see + * http://wireless.kernel.org/en/users/Documentation/WoWLAN. + * * @NL80211_CMD_MAX: highest used command number * @__NL80211_CMD_AFTER_LAST: internal use */ enum nl80211_commands { -/* don't change the order or add anything inbetween, this is ABI! */ +/* don't change the order or add anything between, this is ABI! */ NL80211_CMD_UNSPEC, NL80211_CMD_GET_WIPHY, /* can dump */ @@ -431,8 +525,8 @@ enum nl80211_commands { NL80211_CMD_SET_REG, NL80211_CMD_REQ_SET_REG, - NL80211_CMD_GET_MESH_PARAMS, - NL80211_CMD_SET_MESH_PARAMS, + NL80211_CMD_GET_MESH_CONFIG, + NL80211_CMD_SET_MESH_CONFIG, NL80211_CMD_SET_MGMT_EXTRA_IE /* reserved; not used */, @@ -493,6 +587,24 @@ enum nl80211_commands { NL80211_CMD_SET_CHANNEL, NL80211_CMD_SET_WDS_PEER, + NL80211_CMD_FRAME_WAIT_CANCEL, + + NL80211_CMD_JOIN_MESH, + NL80211_CMD_LEAVE_MESH, + + NL80211_CMD_UNPROT_DEAUTHENTICATE, + NL80211_CMD_UNPROT_DISASSOCIATE, + + NL80211_CMD_NEW_PEER_CANDIDATE, + + NL80211_CMD_GET_WOWLAN, + NL80211_CMD_SET_WOWLAN, + + NL80211_CMD_START_SCHED_SCAN, + NL80211_CMD_STOP_SCHED_SCAN, + NL80211_CMD_SCHED_SCAN_RESULTS, + NL80211_CMD_SCHED_SCAN_STOPPED, + /* add new commands above here */ /* used to define NL80211_CMD_MAX below */ @@ -513,6 +625,11 @@ enum nl80211_commands { #define NL80211_CMD_DISASSOCIATE NL80211_CMD_DISASSOCIATE #define NL80211_CMD_REG_BEACON_HINT NL80211_CMD_REG_BEACON_HINT +/* source-level API compatibility */ +#define NL80211_CMD_GET_MESH_PARAMS NL80211_CMD_GET_MESH_CONFIG +#define NL80211_CMD_SET_MESH_PARAMS NL80211_CMD_SET_MESH_CONFIG +#define NL80211_MESH_SETUP_VENDOR_PATH_SEL_IE NL80211_MESH_SETUP_IE + /** * enum nl80211_attrs - nl80211 netlink attributes * @@ -583,7 +700,7 @@ enum nl80211_commands { * consisting of a nested array. * * @NL80211_ATTR_MESH_ID: mesh id (1-32 bytes). - * @NL80211_ATTR_PLINK_ACTION: action to perform on the mesh peer link. + * @NL80211_ATTR_STA_PLINK_ACTION: action to perform on the mesh peer link. * @NL80211_ATTR_MPATH_NEXT_HOP: MAC address of the next hop for a mesh path. * @NL80211_ATTR_MPATH_INFO: information about a mesh_path, part of mesh path * info given for %NL80211_CMD_GET_MPATH, nested attribute described at @@ -758,6 +875,9 @@ enum nl80211_commands { * cache, a wiphy attribute. * * @NL80211_ATTR_DURATION: Duration of an operation in milliseconds, u32. + * @NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION: Device attribute that + * specifies the maximum duration that can be requested with the + * remain-on-channel operation, in milliseconds, u32. * * @NL80211_ATTR_COOKIE: Generic 64-bit cookie to identify objects. * @@ -804,11 +924,83 @@ enum nl80211_commands { * @NL80211_ATTR_SUPPORT_IBSS_RSN: The device supports IBSS RSN, which mostly * means support for per-station GTKs. * + * @NL80211_ATTR_WIPHY_ANTENNA_TX: Bitmap of allowed antennas for transmitting. + * This can be used to mask out antennas which are not attached or should + * not be used for transmitting. If an antenna is not selected in this + * bitmap the hardware is not allowed to transmit on this antenna. + * + * Each bit represents one antenna, starting with antenna 1 at the first + * bit. Depending on which antennas are selected in the bitmap, 802.11n + * drivers can derive which chainmasks to use (if all antennas belonging to + * a particular chain are disabled this chain should be disabled) and if + * a chain has diversity antennas wether diversity should be used or not. + * HT capabilities (STBC, TX Beamforming, Antenna selection) can be + * derived from the available chains after applying the antenna mask. + * Non-802.11n drivers can derive wether to use diversity or not. + * Drivers may reject configurations or RX/TX mask combinations they cannot + * support by returning -EINVAL. + * + * @NL80211_ATTR_WIPHY_ANTENNA_RX: Bitmap of allowed antennas for receiving. + * This can be used to mask out antennas which are not attached or should + * not be used for receiving. If an antenna is not selected in this bitmap + * the hardware should not be configured to receive on this antenna. + * For a more detailed description see @NL80211_ATTR_WIPHY_ANTENNA_TX. + * + * @NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX: Bitmap of antennas which are available + * for configuration as TX antennas via the above parameters. + * + * @NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX: Bitmap of antennas which are available + * for configuration as RX antennas via the above parameters. + * + * @NL80211_ATTR_MCAST_RATE: Multicast tx rate (in 100 kbps) for IBSS + * + * @NL80211_ATTR_OFFCHANNEL_TX_OK: For management frame TX, the frame may be + * transmitted on another channel when the channel given doesn't match + * the current channel. If the current channel doesn't match and this + * flag isn't set, the frame will be rejected. This is also used as an + * nl80211 capability flag. + * + * @NL80211_ATTR_BSS_HTOPMODE: HT operation mode (u16) + * + * @NL80211_ATTR_KEY_DEFAULT_TYPES: A nested attribute containing flags + * attributes, specifying what a key should be set as default as. + * See &enum nl80211_key_default_types. + * + * @NL80211_ATTR_MESH_SETUP: Optional mesh setup parameters. These cannot be + * changed once the mesh is active. + * @NL80211_ATTR_MESH_CONFIG: Mesh configuration parameters, a nested attribute + * containing attributes from &enum nl80211_meshconf_params. + * @NL80211_ATTR_SUPPORT_MESH_AUTH: Currently, this means the underlying driver + * allows auth frames in a mesh to be passed to userspace for processing via + * the @NL80211_MESH_SETUP_USERSPACE_AUTH flag. + * @NL80211_ATTR_STA_PLINK_STATE: The state of a mesh peer link as + * defined in &enum nl80211_plink_state. Used when userspace is + * driving the peer link management state machine. + * @NL80211_MESH_SETUP_USERSPACE_AMPE must be enabled. + * + * @NL80211_ATTR_WOWLAN_SUPPORTED: indicates, as part of the wiphy capabilities, + * the supported WoWLAN triggers + * @NL80211_ATTR_WOWLAN_TRIGGERS: used by %NL80211_CMD_SET_WOWLAN to + * indicate which WoW triggers should be enabled. This is also + * used by %NL80211_CMD_GET_WOWLAN to get the currently enabled WoWLAN + * triggers. + + * @NL80211_ATTR_SCHED_SCAN_INTERVAL: Interval between scheduled scan + * cycles, in msecs. + * + * @NL80211_ATTR_INTERFACE_COMBINATIONS: Nested attribute listing the supported + * interface combinations. In each nested item, it contains attributes + * defined in &enum nl80211_if_combination_attrs. + * @NL80211_ATTR_SOFTWARE_IFTYPES: Nested attribute (just like + * %NL80211_ATTR_SUPPORTED_IFTYPES) containing the interface types that + * are managed in software: interfaces of these types aren't subject to + * any restrictions in their number or combinations. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ enum nl80211_attrs { -/* don't change the order or add anything inbetween, this is ABI! */ +/* don't change the order or add anything between, this is ABI! */ NL80211_ATTR_UNSPEC, NL80211_ATTR_WIPHY, @@ -858,7 +1050,7 @@ enum nl80211_attrs { NL80211_ATTR_REG_ALPHA2, NL80211_ATTR_REG_RULES, - NL80211_ATTR_MESH_PARAMS, + NL80211_ATTR_MESH_CONFIG, NL80211_ATTR_BSS_BASIC_RATES, @@ -973,6 +1165,35 @@ enum nl80211_attrs { NL80211_ATTR_SUPPORT_IBSS_RSN, + NL80211_ATTR_WIPHY_ANTENNA_TX, + NL80211_ATTR_WIPHY_ANTENNA_RX, + + NL80211_ATTR_MCAST_RATE, + + NL80211_ATTR_OFFCHANNEL_TX_OK, + + NL80211_ATTR_BSS_HT_OPMODE, + + NL80211_ATTR_KEY_DEFAULT_TYPES, + + NL80211_ATTR_MAX_REMAIN_ON_CHANNEL_DURATION, + + NL80211_ATTR_MESH_SETUP, + + NL80211_ATTR_WIPHY_ANTENNA_AVAIL_TX, + NL80211_ATTR_WIPHY_ANTENNA_AVAIL_RX, + + NL80211_ATTR_SUPPORT_MESH_AUTH, + NL80211_ATTR_STA_PLINK_STATE, + + NL80211_ATTR_WOWLAN_TRIGGERS, + NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED, + + NL80211_ATTR_SCHED_SCAN_INTERVAL, + + NL80211_ATTR_INTERFACE_COMBINATIONS, + NL80211_ATTR_SOFTWARE_IFTYPES, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -981,6 +1202,7 @@ enum nl80211_attrs { /* source-level API compatibility */ #define NL80211_ATTR_SCAN_GENERATION NL80211_ATTR_GENERATION +#define NL80211_ATTR_MESH_PARAMS NL80211_ATTR_MESH_CONFIG /* * Allow user space programs to use #ifdef on new attributes by defining them @@ -1024,7 +1246,9 @@ enum nl80211_attrs { * @NL80211_IFTYPE_ADHOC: independent BSS member * @NL80211_IFTYPE_STATION: managed BSS member * @NL80211_IFTYPE_AP: access point - * @NL80211_IFTYPE_AP_VLAN: VLAN interface for access points + * @NL80211_IFTYPE_AP_VLAN: VLAN interface for access points; VLAN interfaces + * are a bit special in that they must always be tied to a pre-existing + * AP type interface. * @NL80211_IFTYPE_WDS: wireless distribution interface * @NL80211_IFTYPE_MONITOR: monitor interface receiving all frames * @NL80211_IFTYPE_MESH_POINT: mesh point @@ -1066,6 +1290,7 @@ enum nl80211_iftype { * with short barker preamble * @NL80211_STA_FLAG_WME: station is WME/QoS capable * @NL80211_STA_FLAG_MFP: station uses management frame protection + * @NL80211_STA_FLAG_AUTHENTICATED: station is authenticated * @NL80211_STA_FLAG_MAX: highest station flag number currently defined * @__NL80211_STA_FLAG_AFTER_LAST: internal use */ @@ -1075,6 +1300,7 @@ enum nl80211_sta_flags { NL80211_STA_FLAG_SHORT_PREAMBLE, NL80211_STA_FLAG_WME, NL80211_STA_FLAG_MFP, + NL80211_STA_FLAG_AUTHENTICATED, /* keep last */ __NL80211_STA_FLAG_AFTER_LAST, @@ -1120,6 +1346,36 @@ enum nl80211_rate_info { }; /** + * enum nl80211_sta_bss_param - BSS information collected by STA + * + * These attribute types are used with %NL80211_STA_INFO_BSS_PARAM + * when getting information about the bitrate of a station. + * + * @__NL80211_STA_BSS_PARAM_INVALID: attribute number 0 is reserved + * @NL80211_STA_BSS_PARAM_CTS_PROT: whether CTS protection is enabled (flag) + * @NL80211_STA_BSS_PARAM_SHORT_PREAMBLE: whether short preamble is enabled + * (flag) + * @NL80211_STA_BSS_PARAM_SHORT_SLOT_TIME: whether short slot time is enabled + * (flag) + * @NL80211_STA_BSS_PARAM_DTIM_PERIOD: DTIM period for beaconing (u8) + * @NL80211_STA_BSS_PARAM_BEACON_INTERVAL: Beacon interval (u16) + * @NL80211_STA_BSS_PARAM_MAX: highest sta_bss_param number currently defined + * @__NL80211_STA_BSS_PARAM_AFTER_LAST: internal use + */ +enum nl80211_sta_bss_param { + __NL80211_STA_BSS_PARAM_INVALID, + NL80211_STA_BSS_PARAM_CTS_PROT, + NL80211_STA_BSS_PARAM_SHORT_PREAMBLE, + NL80211_STA_BSS_PARAM_SHORT_SLOT_TIME, + NL80211_STA_BSS_PARAM_DTIM_PERIOD, + NL80211_STA_BSS_PARAM_BEACON_INTERVAL, + + /* keep last */ + __NL80211_STA_BSS_PARAM_AFTER_LAST, + NL80211_STA_BSS_PARAM_MAX = __NL80211_STA_BSS_PARAM_AFTER_LAST - 1 +}; + +/** * enum nl80211_sta_info - station information * * These attribute types are used with %NL80211_ATTR_STA_INFO @@ -1129,16 +1385,26 @@ enum nl80211_rate_info { * @NL80211_STA_INFO_INACTIVE_TIME: time since last activity (u32, msecs) * @NL80211_STA_INFO_RX_BYTES: total received bytes (u32, from this station) * @NL80211_STA_INFO_TX_BYTES: total transmitted bytes (u32, to this station) - * @__NL80211_STA_INFO_AFTER_LAST: internal - * @NL80211_STA_INFO_MAX: highest possible station info attribute * @NL80211_STA_INFO_SIGNAL: signal strength of last received PPDU (u8, dBm) * @NL80211_STA_INFO_TX_BITRATE: current unicast tx rate, nested attribute - * containing info as possible, see &enum nl80211_sta_info_txrate. + * containing info as possible, see &enum nl80211_rate_info * @NL80211_STA_INFO_RX_PACKETS: total received packet (u32, from this station) * @NL80211_STA_INFO_TX_PACKETS: total transmitted packets (u32, to this * station) * @NL80211_STA_INFO_TX_RETRIES: total retries (u32, to this station) * @NL80211_STA_INFO_TX_FAILED: total failed packets (u32, to this station) + * @NL80211_STA_INFO_SIGNAL_AVG: signal strength average (u8, dBm) + * @NL80211_STA_INFO_LLID: the station's mesh LLID + * @NL80211_STA_INFO_PLID: the station's mesh PLID + * @NL80211_STA_INFO_PLINK_STATE: peer link state for the station + * (see %enum nl80211_plink_state) + * @NL80211_STA_INFO_RX_BITRATE: last unicast data frame rx rate, nested + * attribute, like NL80211_STA_INFO_TX_BITRATE. + * @NL80211_STA_INFO_BSS_PARAM: current station's view of BSS, nested attribute + * containing info as possible, see &enum nl80211_sta_bss_param + * @NL80211_STA_INFO_CONNECTED_TIME: time since the station is last connected + * @__NL80211_STA_INFO_AFTER_LAST: internal + * @NL80211_STA_INFO_MAX: highest possible station info attribute */ enum nl80211_sta_info { __NL80211_STA_INFO_INVALID, @@ -1154,6 +1420,10 @@ enum nl80211_sta_info { NL80211_STA_INFO_TX_PACKETS, NL80211_STA_INFO_TX_RETRIES, NL80211_STA_INFO_TX_FAILED, + NL80211_STA_INFO_SIGNAL_AVG, + NL80211_STA_INFO_RX_BITRATE, + NL80211_STA_INFO_BSS_PARAM, + NL80211_STA_INFO_CONNECTED_TIME, /* keep last */ __NL80211_STA_INFO_AFTER_LAST, @@ -1307,7 +1577,11 @@ enum nl80211_bitrate_attr { * wireless core it thinks its knows the regulatory domain we should be in. * @NL80211_REGDOM_SET_BY_COUNTRY_IE: the wireless core has received an * 802.11 country information element with regulatory information it - * thinks we should consider. + * thinks we should consider. cfg80211 only processes the country + * code from the IE, and relies on the regulatory domain information + * structure passed by userspace (CRDA) from our wireless-regdb. + * If a channel is enabled but the country code indicates it should + * be disabled we disable the channel and re-enable it upon disassociation. */ enum nl80211_reg_initiator { NL80211_REGDOM_SET_BY_CORE, @@ -1476,14 +1750,15 @@ enum nl80211_mntr_flags { /** * enum nl80211_meshconf_params - mesh configuration parameters * - * Mesh configuration parameters + * Mesh configuration parameters. These can be changed while the mesh is + * active. * * @__NL80211_MESHCONF_INVALID: internal use * * @NL80211_MESHCONF_RETRY_TIMEOUT: specifies the initial retry timeout in * millisecond units, used by the Peer Link Open message * - * @NL80211_MESHCONF_CONFIRM_TIMEOUT: specifies the inital confirm timeout, in + * @NL80211_MESHCONF_CONFIRM_TIMEOUT: specifies the initial confirm timeout, in * millisecond units, used by the peer link management to close a peer link * * @NL80211_MESHCONF_HOLDING_TIMEOUT: specifies the holding timeout, in @@ -1523,7 +1798,10 @@ enum nl80211_mntr_flags { * @NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME: The interval of time (in TUs) * that it takes for an HWMP information element to propagate across the mesh * - * @NL80211_MESHCONF_ROOTMODE: whether root mode is enabled or not + * @NL80211_MESHCONF_HWMP_ROOTMODE: whether root mode is enabled or not + * + * @NL80211_MESHCONF_ELEMENT_TTL: specifies the value of TTL field set at a + * source mesh point for path selection elements. * * @NL80211_MESHCONF_ATTR_MAX: highest possible mesh configuration attribute * @@ -1545,6 +1823,7 @@ enum nl80211_meshconf_params { NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, NL80211_MESHCONF_HWMP_ROOTMODE, + NL80211_MESHCONF_ELEMENT_TTL, /* keep last */ __NL80211_MESHCONF_ATTR_AFTER_LAST, @@ -1552,6 +1831,54 @@ enum nl80211_meshconf_params { }; /** + * enum nl80211_mesh_setup_params - mesh setup parameters + * + * Mesh setup parameters. These are used to start/join a mesh and cannot be + * changed while the mesh is active. + * + * @__NL80211_MESH_SETUP_INVALID: Internal use + * + * @NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL: Enable this option to use a + * vendor specific path selection algorithm or disable it to use the default + * HWMP. + * + * @NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC: Enable this option to use a + * vendor specific path metric or disable it to use the default Airtime + * metric. + * + * @NL80211_MESH_SETUP_IE: Information elements for this mesh, for instance, a + * robust security network ie, or a vendor specific information element that + * vendors will use to identify the path selection methods and metrics in use. + * + * @NL80211_MESH_SETUP_USERSPACE_AUTH: Enable this option if an authentication + * daemon will be authenticating mesh candidates. + * + * @NL80211_MESH_SETUP_USERSPACE_AMPE: Enable this option if an authentication + * daemon will be securing peer link frames. AMPE is a secured version of Mesh + * Peering Management (MPM) and is implemented with the assistance of a + * userspace daemon. When this flag is set, the kernel will send peer + * management frames to a userspace daemon that will implement AMPE + * functionality (security capabilities selection, key confirmation, and key + * management). When the flag is unset (default), the kernel can autonomously + * complete (unsecured) mesh peering without the need of a userspace daemon. + * + * @NL80211_MESH_SETUP_ATTR_MAX: highest possible mesh setup attribute number + * @__NL80211_MESH_SETUP_ATTR_AFTER_LAST: Internal use + */ +enum nl80211_mesh_setup_params { + __NL80211_MESH_SETUP_INVALID, + NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL, + NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC, + NL80211_MESH_SETUP_IE, + NL80211_MESH_SETUP_USERSPACE_AUTH, + NL80211_MESH_SETUP_USERSPACE_AMPE, + + /* keep last */ + __NL80211_MESH_SETUP_ATTR_AFTER_LAST, + NL80211_MESH_SETUP_ATTR_MAX = __NL80211_MESH_SETUP_ATTR_AFTER_LAST - 1 +}; + +/** * enum nl80211_txq_attr - TX queue parameter attributes * @__NL80211_TXQ_ATTR_INVALID: Attribute number 0 is reserved * @NL80211_TXQ_ATTR_QUEUE: TX queue identifier (NL80211_TXQ_Q_*) @@ -1709,6 +2036,23 @@ enum nl80211_wpa_versions { }; /** + * enum nl80211_key_default_types - key default types + * @__NL80211_KEY_DEFAULT_TYPE_INVALID: invalid + * @NL80211_KEY_DEFAULT_TYPE_UNICAST: key should be used as default + * unicast key + * @NL80211_KEY_DEFAULT_TYPE_MULTICAST: key should be used as default + * multicast key + * @NUM_NL80211_KEY_DEFAULT_TYPES: number of default types + */ +enum nl80211_key_default_types { + __NL80211_KEY_DEFAULT_TYPE_INVALID, + NL80211_KEY_DEFAULT_TYPE_UNICAST, + NL80211_KEY_DEFAULT_TYPE_MULTICAST, + + NUM_NL80211_KEY_DEFAULT_TYPES +}; + +/** * enum nl80211_key_attributes - key attributes * @__NL80211_KEY_INVALID: invalid * @NL80211_KEY_DATA: (temporal) key data; for TKIP this consists of @@ -1724,6 +2068,9 @@ enum nl80211_wpa_versions { * @NL80211_KEY_TYPE: the key type from enum nl80211_key_type, if not * specified the default depends on whether a MAC address was * given with the command using the key or not (u32) + * @NL80211_KEY_DEFAULT_TYPES: A nested attribute containing flags + * attributes, specifying what a key should be set as default as. + * See &enum nl80211_key_default_types. * @__NL80211_KEY_AFTER_LAST: internal * @NL80211_KEY_MAX: highest key attribute */ @@ -1736,6 +2083,7 @@ enum nl80211_key_attributes { NL80211_KEY_DEFAULT, NL80211_KEY_DEFAULT_MGMT, NL80211_KEY_TYPE, + NL80211_KEY_DEFAULT_TYPES, /* keep last */ __NL80211_KEY_AFTER_LAST, @@ -1786,6 +2134,8 @@ enum nl80211_ps_state { * the minimum amount the RSSI level must change after an event before a * new event may be issued (to reduce effects of RSSI oscillation). * @NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT: RSSI threshold event + * @NL80211_ATTR_CQM_PKT_LOSS_EVENT: a u32 value indicating that this many + * consecutive packets were not acknowledged by the peer * @__NL80211_ATTR_CQM_AFTER_LAST: internal * @NL80211_ATTR_CQM_MAX: highest key attribute */ @@ -1794,6 +2144,7 @@ enum nl80211_attr_cqm { NL80211_ATTR_CQM_RSSI_THOLD, NL80211_ATTR_CQM_RSSI_HYST, NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT, + NL80211_ATTR_CQM_PKT_LOSS_EVENT, /* keep last */ __NL80211_ATTR_CQM_AFTER_LAST, @@ -1825,4 +2176,189 @@ enum nl80211_tx_power_setting { NL80211_TX_POWER_FIXED, }; +/** + * enum nl80211_wowlan_packet_pattern_attr - WoWLAN packet pattern attribute + * @__NL80211_WOWLAN_PKTPAT_INVALID: invalid number for nested attribute + * @NL80211_WOWLAN_PKTPAT_PATTERN: the pattern, values where the mask has + * a zero bit are ignored + * @NL80211_WOWLAN_PKTPAT_MASK: pattern mask, must be long enough to have + * a bit for each byte in the pattern. The lowest-order bit corresponds + * to the first byte of the pattern, but the bytes of the pattern are + * in a little-endian-like format, i.e. the 9th byte of the pattern + * corresponds to the lowest-order bit in the second byte of the mask. + * For example: The match 00:xx:00:00:xx:00:00:00:00:xx:xx:xx (where + * xx indicates "don't care") would be represented by a pattern of + * twelve zero bytes, and a mask of "0xed,0x07". + * Note that the pattern matching is done as though frames were not + * 802.11 frames but 802.3 frames, i.e. the frame is fully unpacked + * first (including SNAP header unpacking) and then matched. + * @NUM_NL80211_WOWLAN_PKTPAT: number of attributes + * @MAX_NL80211_WOWLAN_PKTPAT: max attribute number + */ +enum nl80211_wowlan_packet_pattern_attr { + __NL80211_WOWLAN_PKTPAT_INVALID, + NL80211_WOWLAN_PKTPAT_MASK, + NL80211_WOWLAN_PKTPAT_PATTERN, + + NUM_NL80211_WOWLAN_PKTPAT, + MAX_NL80211_WOWLAN_PKTPAT = NUM_NL80211_WOWLAN_PKTPAT - 1, +}; + +/** + * struct nl80211_wowlan_pattern_support - pattern support information + * @max_patterns: maximum number of patterns supported + * @min_pattern_len: minimum length of each pattern + * @max_pattern_len: maximum length of each pattern + * + * This struct is carried in %NL80211_WOWLAN_TRIG_PKT_PATTERN when + * that is part of %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED in the + * capability information given by the kernel to userspace. + */ +struct nl80211_wowlan_pattern_support { + __u32 max_patterns; + __u32 min_pattern_len; + __u32 max_pattern_len; +} __attribute__((packed)); + +/** + * enum nl80211_wowlan_triggers - WoWLAN trigger definitions + * @__NL80211_WOWLAN_TRIG_INVALID: invalid number for nested attributes + * @NL80211_WOWLAN_TRIG_ANY: wake up on any activity, do not really put + * the chip into a special state -- works best with chips that have + * support for low-power operation already (flag) + * @NL80211_WOWLAN_TRIG_DISCONNECT: wake up on disconnect, the way disconnect + * is detected is implementation-specific (flag) + * @NL80211_WOWLAN_TRIG_MAGIC_PKT: wake up on magic packet (6x 0xff, followed + * by 16 repetitions of MAC addr, anywhere in payload) (flag) + * @NL80211_WOWLAN_TRIG_PKT_PATTERN: wake up on the specified packet patterns + * which are passed in an array of nested attributes, each nested attribute + * defining a with attributes from &struct nl80211_wowlan_trig_pkt_pattern. + * Each pattern defines a wakeup packet. The matching is done on the MSDU, + * i.e. as though the packet was an 802.3 packet, so the pattern matching + * is done after the packet is converted to the MSDU. + * + * In %NL80211_ATTR_WOWLAN_TRIGGERS_SUPPORTED, it is a binary attribute + * carrying a &struct nl80211_wowlan_pattern_support. + * @NUM_NL80211_WOWLAN_TRIG: number of wake on wireless triggers + * @MAX_NL80211_WOWLAN_TRIG: highest wowlan trigger attribute number + */ +enum nl80211_wowlan_triggers { + __NL80211_WOWLAN_TRIG_INVALID, + NL80211_WOWLAN_TRIG_ANY, + NL80211_WOWLAN_TRIG_DISCONNECT, + NL80211_WOWLAN_TRIG_MAGIC_PKT, + NL80211_WOWLAN_TRIG_PKT_PATTERN, + + /* keep last */ + NUM_NL80211_WOWLAN_TRIG, + MAX_NL80211_WOWLAN_TRIG = NUM_NL80211_WOWLAN_TRIG - 1 +}; + +/** + * enum nl80211_iface_limit_attrs - limit attributes + * @NL80211_IFACE_LIMIT_UNSPEC: (reserved) + * @NL80211_IFACE_LIMIT_MAX: maximum number of interfaces that + * can be chosen from this set of interface types (u32) + * @NL80211_IFACE_LIMIT_TYPES: nested attribute containing a + * flag attribute for each interface type in this set + * @NUM_NL80211_IFACE_LIMIT: number of attributes + * @MAX_NL80211_IFACE_LIMIT: highest attribute number + */ +enum nl80211_iface_limit_attrs { + NL80211_IFACE_LIMIT_UNSPEC, + NL80211_IFACE_LIMIT_MAX, + NL80211_IFACE_LIMIT_TYPES, + + /* keep last */ + NUM_NL80211_IFACE_LIMIT, + MAX_NL80211_IFACE_LIMIT = NUM_NL80211_IFACE_LIMIT - 1 +}; + +/** + * enum nl80211_if_combination_attrs -- interface combination attributes + * + * @NL80211_IFACE_COMB_UNSPEC: (reserved) + * @NL80211_IFACE_COMB_LIMITS: Nested attributes containing the limits + * for given interface types, see &enum nl80211_iface_limit_attrs. + * @NL80211_IFACE_COMB_MAXNUM: u32 attribute giving the total number of + * interfaces that can be created in this group. This number doesn't + * apply to interfaces purely managed in software, which are listed + * in a separate attribute %NL80211_ATTR_INTERFACES_SOFTWARE. + * @NL80211_IFACE_COMB_STA_AP_BI_MATCH: flag attribute specifying that + * beacon intervals within this group must be all the same even for + * infrastructure and AP/GO combinations, i.e. the GO(s) must adopt + * the infrastructure network's beacon interval. + * @NL80211_IFACE_COMB_NUM_CHANNELS: u32 attribute specifying how many + * different channels may be used within this group. + * @NUM_NL80211_IFACE_COMB: number of attributes + * @MAX_NL80211_IFACE_COMB: highest attribute number + * + * Examples: + * limits = [ #{STA} <= 1, #{AP} <= 1 ], matching BI, channels = 1, max = 2 + * => allows an AP and a STA that must match BIs + * + * numbers = [ #{AP, P2P-GO} <= 8 ], channels = 1, max = 8 + * => allows 8 of AP/GO + * + * numbers = [ #{STA} <= 2 ], channels = 2, max = 2 + * => allows two STAs on different channels + * + * numbers = [ #{STA} <= 1, #{P2P-client,P2P-GO} <= 3 ], max = 4 + * => allows a STA plus three P2P interfaces + * + * The list of these four possiblities could completely be contained + * within the %NL80211_ATTR_INTERFACE_COMBINATIONS attribute to indicate + * that any of these groups must match. + * + * "Combinations" of just a single interface will not be listed here, + * a single interface of any valid interface type is assumed to always + * be possible by itself. This means that implicitly, for each valid + * interface type, the following group always exists: + * numbers = [ #{<type>} <= 1 ], channels = 1, max = 1 + */ +enum nl80211_if_combination_attrs { + NL80211_IFACE_COMB_UNSPEC, + NL80211_IFACE_COMB_LIMITS, + NL80211_IFACE_COMB_MAXNUM, + NL80211_IFACE_COMB_STA_AP_BI_MATCH, + NL80211_IFACE_COMB_NUM_CHANNELS, + + /* keep last */ + NUM_NL80211_IFACE_COMB, + MAX_NL80211_IFACE_COMB = NUM_NL80211_IFACE_COMB - 1 +}; + + +/** + * enum nl80211_plink_state - state of a mesh peer link finite state machine + * + * @NL80211_PLINK_LISTEN: initial state, considered the implicit + * state of non existant mesh peer links + * @NL80211_PLINK_OPN_SNT: mesh plink open frame has been sent to + * this mesh peer + * @NL80211_PLINK_OPN_RCVD: mesh plink open frame has been received + * from this mesh peer + * @NL80211_PLINK_CNF_RCVD: mesh plink confirm frame has been + * received from this mesh peer + * @NL80211_PLINK_ESTAB: mesh peer link is established + * @NL80211_PLINK_HOLDING: mesh peer link is being closed or cancelled + * @NL80211_PLINK_BLOCKED: all frames transmitted from this mesh + * plink are discarded + * @NUM_NL80211_PLINK_STATES: number of peer link states + * @MAX_NL80211_PLINK_STATES: highest numerical value of plink states + */ +enum nl80211_plink_state { + NL80211_PLINK_LISTEN, + NL80211_PLINK_OPN_SNT, + NL80211_PLINK_OPN_RCVD, + NL80211_PLINK_CNF_RCVD, + NL80211_PLINK_ESTAB, + NL80211_PLINK_HOLDING, + NL80211_PLINK_BLOCKED, + + /* keep last */ + NUM_NL80211_PLINK_STATES, + MAX_NL80211_PLINK_STATES = NUM_NL80211_PLINK_STATES - 1 +}; + #endif /* __LINUX_NL80211_H */ diff --git a/include/linux/nmi.h b/include/linux/nmi.h index 06aab5eee134..c536f8545f74 100644 --- a/include/linux/nmi.h +++ b/include/linux/nmi.h @@ -14,22 +14,14 @@ * may be used to reset the timeout - for code which intentionally * disables interrupts for a long time. This call is stateless. */ -#ifdef ARCH_HAS_NMI_WATCHDOG +#if defined(ARCH_HAS_NMI_WATCHDOG) || defined(CONFIG_HARDLOCKUP_DETECTOR) #include <asm/nmi.h> extern void touch_nmi_watchdog(void); -extern void acpi_nmi_disable(void); -extern void acpi_nmi_enable(void); #else -#ifndef CONFIG_HARDLOCKUP_DETECTOR static inline void touch_nmi_watchdog(void) { touch_softlockup_watchdog(); } -#else -extern void touch_nmi_watchdog(void); -#endif -static inline void acpi_nmi_disable(void) { } -static inline void acpi_nmi_enable(void) { } #endif /* diff --git a/include/linux/node.h b/include/linux/node.h index 06292dac3eab..92370e22343c 100644 --- a/include/linux/node.h +++ b/include/linux/node.h @@ -10,11 +10,6 @@ * * Nodes are exported via driverfs in the class/node/devices/ * directory. - * - * Per-node interfaces can be implemented using a struct device_interface. - * See the following for how to do this: - * - drivers/base/intf.c - * - Documentation/driver-model/interface.txt */ #ifndef _LINUX_NODE_H_ #define _LINUX_NODE_H_ @@ -44,7 +39,8 @@ extern int register_cpu_under_node(unsigned int cpu, unsigned int nid); extern int unregister_cpu_under_node(unsigned int cpu, unsigned int nid); extern int register_mem_sect_under_node(struct memory_block *mem_blk, int nid); -extern int unregister_mem_sect_under_nodes(struct memory_block *mem_blk); +extern int unregister_mem_sect_under_nodes(struct memory_block *mem_blk, + unsigned long phys_index); #ifdef CONFIG_HUGETLBFS extern void register_hugetlbfs_with_node(node_registration_func_t doregister, @@ -72,7 +68,8 @@ static inline int register_mem_sect_under_node(struct memory_block *mem_blk, { return 0; } -static inline int unregister_mem_sect_under_nodes(struct memory_block *mem_blk) +static inline int unregister_mem_sect_under_nodes(struct memory_block *mem_blk, + unsigned long phys_index) { return 0; } diff --git a/include/linux/notifier.h b/include/linux/notifier.h index 2026f9e1ceb8..621dfa16acc0 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -237,7 +237,7 @@ static inline int notifier_to_errno(int ret) * enabling interrupts. Must not sleep, * must not fail */ -/* Used for CPU hotplug events occuring while tasks are frozen due to a suspend +/* Used for CPU hotplug events occurring while tasks are frozen due to a suspend * operation in progress */ #define CPU_TASKS_FROZEN 0x0010 diff --git a/include/linux/of.h b/include/linux/of.h index cad7cf0ab278..bfc0ed1b0ced 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -23,8 +23,6 @@ #include <asm/byteorder.h> -#ifdef CONFIG_OF - typedef u32 phandle; typedef u32 ihandle; @@ -65,11 +63,18 @@ struct device_node { #endif }; +#ifdef CONFIG_OF + /* Pointer for first entry in chain of all nodes. */ extern struct device_node *allnodes; extern struct device_node *of_chosen; extern rwlock_t devtree_lock; +static inline bool of_have_populated_dt(void) +{ + return allnodes != NULL; +} + static inline bool of_node_is_root(const struct device_node *node) { return node && (node->parent == NULL); @@ -103,7 +108,7 @@ extern void of_node_put(struct device_node *node); #endif /* - * OF address retreival & translation + * OF address retrieval & translation */ /* Helper to read a big number; size is in cells (not bytes) */ @@ -222,5 +227,12 @@ extern void of_attach_node(struct device_node *); extern void of_detach_node(struct device_node *); #endif +#else + +static inline bool of_have_populated_dt(void) +{ + return false; +} + #endif /* CONFIG_OF */ #endif /* _LINUX_OF_H */ diff --git a/include/linux/of_address.h b/include/linux/of_address.h index 8aea06f0564c..2feda6ee6140 100644 --- a/include/linux/of_address.h +++ b/include/linux/of_address.h @@ -3,7 +3,7 @@ #include <linux/ioport.h> #include <linux/of.h> -extern u64 of_translate_address(struct device_node *np, const u32 *addr); +extern u64 of_translate_address(struct device_node *np, const __be32 *addr); extern int of_address_to_resource(struct device_node *dev, int index, struct resource *r); extern void __iomem *of_iomap(struct device_node *device, int index); @@ -21,7 +21,7 @@ static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; } #endif #ifdef CONFIG_PCI -extern const u32 *of_get_pci_address(struct device_node *dev, int bar_no, +extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size, unsigned int *flags); extern int of_pci_address_to_resource(struct device_node *dev, int bar, struct resource *r); @@ -32,7 +32,7 @@ static inline int of_pci_address_to_resource(struct device_node *dev, int bar, return -ENOSYS; } -static inline const u32 *of_get_pci_address(struct device_node *dev, +static inline const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size, unsigned int *flags) { return NULL; diff --git a/include/linux/of_device.h b/include/linux/of_device.h index 975d347079d9..ae5638480ef2 100644 --- a/include/linux/of_device.h +++ b/include/linux/of_device.h @@ -18,7 +18,7 @@ extern void of_device_make_bus_id(struct device *dev); * @drv: the device_driver structure to test * @dev: the device structure to match against */ -static inline int of_driver_match_device(const struct device *dev, +static inline int of_driver_match_device(struct device *dev, const struct device_driver *drv) { return of_match_device(drv->of_match_table, dev) != NULL; @@ -57,6 +57,11 @@ static inline int of_device_uevent(struct device *dev, static inline void of_device_node_put(struct device *dev) { } +static inline const struct of_device_id *of_match_device( + const struct of_device_id *matches, const struct device *dev) +{ + return NULL; +} #endif /* CONFIG_OF_DEVICE */ #endif /* _LINUX_OF_DEVICE_H */ diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index 7bbf5b328438..c84d900fbbb3 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -58,6 +58,23 @@ struct boot_param_header { }; #if defined(CONFIG_OF_FLATTREE) + +struct device_node; + +/* For scanning an arbitrary device-tree at any time */ +extern char *of_fdt_get_string(struct boot_param_header *blob, u32 offset); +extern void *of_fdt_get_property(struct boot_param_header *blob, + unsigned long node, + const char *name, + unsigned long *size); +extern int of_fdt_is_compatible(struct boot_param_header *blob, + unsigned long node, + const char *compat); +extern int of_fdt_match(struct boot_param_header *blob, unsigned long node, + const char **compat); +extern void of_fdt_unflatten_tree(unsigned long *blob, + struct device_node **mynodes); + /* TBD: Temporary export of fdt globals - remove when code fully merged */ extern int __initdata dt_root_addr_cells; extern int __initdata dt_root_size_cells; @@ -71,6 +88,7 @@ extern int of_scan_flat_dt(int (*it)(unsigned long node, const char *uname, extern void *of_get_flat_dt_prop(unsigned long node, const char *name, unsigned long *size); extern int of_flat_dt_is_compatible(unsigned long node, const char *name); +extern int of_flat_dt_match(unsigned long node, const char **matches); extern unsigned long of_get_flat_dt_root(void); extern int early_init_dt_scan_chosen(unsigned long node, const char *uname, @@ -79,7 +97,7 @@ extern void early_init_dt_check_for_initrd(unsigned long node); extern int early_init_dt_scan_memory(unsigned long node, const char *uname, int depth, void *data); extern void early_init_dt_add_memory_arch(u64 base, u64 size); -extern u64 early_init_dt_alloc_memory_arch(u64 size, u64 align); +extern void * early_init_dt_alloc_memory_arch(u64 size, u64 align); extern u64 dt_mem_next_cell(int s, __be32 **cellp); /* diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h index 109e013b1772..e6955f5d1f08 100644 --- a/include/linux/of_irq.h +++ b/include/linux/of_irq.h @@ -68,6 +68,7 @@ extern int of_irq_to_resource(struct device_node *dev, int index, extern int of_irq_count(struct device_node *dev); extern int of_irq_to_resource_table(struct device_node *dev, struct resource *res, int nr_irqs); +extern struct device_node *of_irq_find_parent(struct device_node *child); #endif /* CONFIG_OF_IRQ */ #endif /* CONFIG_OF */ diff --git a/include/linux/of_net.h b/include/linux/of_net.h new file mode 100644 index 000000000000..e913081fb52a --- /dev/null +++ b/include/linux/of_net.h @@ -0,0 +1,15 @@ +/* + * OF helpers for network devices. + * + * This file is released under the GPLv2 + */ + +#ifndef __LINUX_OF_NET_H +#define __LINUX_OF_NET_H + +#ifdef CONFIG_OF_NET +#include <linux/of.h> +extern const void *of_get_mac_address(struct device_node *np); +#endif + +#endif /* __LINUX_OF_NET_H */ diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h new file mode 100644 index 000000000000..85a27b650d76 --- /dev/null +++ b/include/linux/of_pci.h @@ -0,0 +1,9 @@ +#ifndef __OF_PCI_H +#define __OF_PCI_H + +#include <linux/pci.h> + +struct pci_dev; +struct of_irq; +int of_irq_map_pci(struct pci_dev *pdev, struct of_irq *out_irq); +#endif diff --git a/include/linux/of_platform.h b/include/linux/of_platform.h index a68716ad38ce..fb51ae38cea7 100644 --- a/include/linux/of_platform.h +++ b/include/linux/of_platform.h @@ -23,13 +23,7 @@ * of_platform_driver - Legacy of-aware driver for platform devices. * * An of_platform_driver driver is attached to a basic platform_device on - * ether the "platform bus" (platform_bus_type), or the ibm ebus - * (ibmebus_bus_type). - * - * of_platform_driver is being phased out when used with the platform_bus_type, - * and regular platform_drivers should be used instead. When the transition - * is complete, only ibmebus will be using this structure, and the - * platform_driver member of this structure will be removed. + * the ibm ebus (ibmebus_bus_type). */ struct of_platform_driver { @@ -42,35 +36,22 @@ struct of_platform_driver int (*shutdown)(struct platform_device* dev); struct device_driver driver; - struct platform_driver platform_driver; }; #define to_of_platform_driver(drv) \ container_of(drv,struct of_platform_driver, driver) -extern int of_register_driver(struct of_platform_driver *drv, - struct bus_type *bus); -extern void of_unregister_driver(struct of_platform_driver *drv); - /* Platform drivers register/unregister */ -extern int of_register_platform_driver(struct of_platform_driver *drv); -extern void of_unregister_platform_driver(struct of_platform_driver *drv); - extern struct platform_device *of_device_alloc(struct device_node *np, const char *bus_id, struct device *parent); extern struct platform_device *of_find_device_by_node(struct device_node *np); -extern int of_bus_type_init(struct bus_type *bus, const char *name); - #if !defined(CONFIG_SPARC) /* SPARC has its own device registration method */ /* Platform devices and busses creation */ extern struct platform_device *of_platform_device_create(struct device_node *np, const char *bus_id, struct device *parent); -/* pseudo "matches" value to not do deep probe */ -#define OF_NO_DEEP_PROBE ((struct of_device_id *)-1) - extern int of_platform_bus_probe(struct device_node *root, const struct of_device_id *matches, struct device *parent); diff --git a/include/linux/omap3isp.h b/include/linux/omap3isp.h new file mode 100644 index 000000000000..b6111f8cd49a --- /dev/null +++ b/include/linux/omap3isp.h @@ -0,0 +1,646 @@ +/* + * omap3isp.h + * + * TI OMAP3 ISP - User-space API + * + * Copyright (C) 2010 Nokia Corporation + * Copyright (C) 2009 Texas Instruments, Inc. + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA + * 02110-1301 USA + */ + +#ifndef OMAP3_ISP_USER_H +#define OMAP3_ISP_USER_H + +#include <linux/types.h> + +/* + * Private IOCTLs + * + * VIDIOC_OMAP3ISP_CCDC_CFG: Set CCDC configuration + * VIDIOC_OMAP3ISP_PRV_CFG: Set preview engine configuration + * VIDIOC_OMAP3ISP_AEWB_CFG: Set AEWB module configuration + * VIDIOC_OMAP3ISP_HIST_CFG: Set histogram module configuration + * VIDIOC_OMAP3ISP_AF_CFG: Set auto-focus module configuration + * VIDIOC_OMAP3ISP_STAT_REQ: Read statistics (AEWB/AF/histogram) data + * VIDIOC_OMAP3ISP_STAT_EN: Enable/disable a statistics module + */ + +#define VIDIOC_OMAP3ISP_CCDC_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 1, struct omap3isp_ccdc_update_config) +#define VIDIOC_OMAP3ISP_PRV_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 2, struct omap3isp_prev_update_config) +#define VIDIOC_OMAP3ISP_AEWB_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 3, struct omap3isp_h3a_aewb_config) +#define VIDIOC_OMAP3ISP_HIST_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 4, struct omap3isp_hist_config) +#define VIDIOC_OMAP3ISP_AF_CFG \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 5, struct omap3isp_h3a_af_config) +#define VIDIOC_OMAP3ISP_STAT_REQ \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 6, struct omap3isp_stat_data) +#define VIDIOC_OMAP3ISP_STAT_EN \ + _IOWR('V', BASE_VIDIOC_PRIVATE + 7, unsigned long) + +/* + * Events + * + * V4L2_EVENT_OMAP3ISP_AEWB: AEWB statistics data ready + * V4L2_EVENT_OMAP3ISP_AF: AF statistics data ready + * V4L2_EVENT_OMAP3ISP_HIST: Histogram statistics data ready + * V4L2_EVENT_OMAP3ISP_HS_VS: Horizontal/vertical synchronization detected + */ + +#define V4L2_EVENT_OMAP3ISP_CLASS (V4L2_EVENT_PRIVATE_START | 0x100) +#define V4L2_EVENT_OMAP3ISP_AEWB (V4L2_EVENT_OMAP3ISP_CLASS | 0x1) +#define V4L2_EVENT_OMAP3ISP_AF (V4L2_EVENT_OMAP3ISP_CLASS | 0x2) +#define V4L2_EVENT_OMAP3ISP_HIST (V4L2_EVENT_OMAP3ISP_CLASS | 0x3) +#define V4L2_EVENT_OMAP3ISP_HS_VS (V4L2_EVENT_OMAP3ISP_CLASS | 0x4) + +struct omap3isp_stat_event_status { + __u32 frame_number; + __u16 config_counter; + __u8 buf_err; +}; + +/* AE/AWB related structures and flags*/ + +/* H3A Range Constants */ +#define OMAP3ISP_AEWB_MAX_SATURATION_LIM 1023 +#define OMAP3ISP_AEWB_MIN_WIN_H 2 +#define OMAP3ISP_AEWB_MAX_WIN_H 256 +#define OMAP3ISP_AEWB_MIN_WIN_W 6 +#define OMAP3ISP_AEWB_MAX_WIN_W 256 +#define OMAP3ISP_AEWB_MIN_WINVC 1 +#define OMAP3ISP_AEWB_MIN_WINHC 1 +#define OMAP3ISP_AEWB_MAX_WINVC 128 +#define OMAP3ISP_AEWB_MAX_WINHC 36 +#define OMAP3ISP_AEWB_MAX_WINSTART 4095 +#define OMAP3ISP_AEWB_MIN_SUB_INC 2 +#define OMAP3ISP_AEWB_MAX_SUB_INC 32 +#define OMAP3ISP_AEWB_MAX_BUF_SIZE 83600 + +#define OMAP3ISP_AF_IIRSH_MIN 0 +#define OMAP3ISP_AF_IIRSH_MAX 4095 +#define OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MIN 1 +#define OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MAX 36 +#define OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MIN 1 +#define OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MAX 128 +#define OMAP3ISP_AF_PAXEL_INCREMENT_MIN 2 +#define OMAP3ISP_AF_PAXEL_INCREMENT_MAX 32 +#define OMAP3ISP_AF_PAXEL_HEIGHT_MIN 2 +#define OMAP3ISP_AF_PAXEL_HEIGHT_MAX 256 +#define OMAP3ISP_AF_PAXEL_WIDTH_MIN 16 +#define OMAP3ISP_AF_PAXEL_WIDTH_MAX 256 +#define OMAP3ISP_AF_PAXEL_HZSTART_MIN 1 +#define OMAP3ISP_AF_PAXEL_HZSTART_MAX 4095 +#define OMAP3ISP_AF_PAXEL_VTSTART_MIN 0 +#define OMAP3ISP_AF_PAXEL_VTSTART_MAX 4095 +#define OMAP3ISP_AF_THRESHOLD_MAX 255 +#define OMAP3ISP_AF_COEF_MAX 4095 +#define OMAP3ISP_AF_PAXEL_SIZE 48 +#define OMAP3ISP_AF_MAX_BUF_SIZE 221184 + +/** + * struct omap3isp_h3a_aewb_config - AE AWB configuration reset values + * saturation_limit: Saturation limit. + * @win_height: Window Height. Range 2 - 256, even values only. + * @win_width: Window Width. Range 6 - 256, even values only. + * @ver_win_count: Vertical Window Count. Range 1 - 128. + * @hor_win_count: Horizontal Window Count. Range 1 - 36. + * @ver_win_start: Vertical Window Start. Range 0 - 4095. + * @hor_win_start: Horizontal Window Start. Range 0 - 4095. + * @blk_ver_win_start: Black Vertical Windows Start. Range 0 - 4095. + * @blk_win_height: Black Window Height. Range 2 - 256, even values only. + * @subsample_ver_inc: Subsample Vertical points increment Range 2 - 32, even + * values only. + * @subsample_hor_inc: Subsample Horizontal points increment Range 2 - 32, even + * values only. + * @alaw_enable: AEW ALAW EN flag. + */ +struct omap3isp_h3a_aewb_config { + /* + * Common fields. + * They should be the first ones and must be in the same order as in + * ispstat_generic_config struct. + */ + __u32 buf_size; + __u16 config_counter; + + /* Private fields */ + __u16 saturation_limit; + __u16 win_height; + __u16 win_width; + __u16 ver_win_count; + __u16 hor_win_count; + __u16 ver_win_start; + __u16 hor_win_start; + __u16 blk_ver_win_start; + __u16 blk_win_height; + __u16 subsample_ver_inc; + __u16 subsample_hor_inc; + __u8 alaw_enable; +}; + +/** + * struct omap3isp_stat_data - Statistic data sent to or received from user + * @ts: Timestamp of returned framestats. + * @buf: Pointer to pass to user. + * @frame_number: Frame number of requested stats. + * @cur_frame: Current frame number being processed. + * @config_counter: Number of the configuration associated with the data. + */ +struct omap3isp_stat_data { + struct timeval ts; + void __user *buf; + __u32 buf_size; + __u16 frame_number; + __u16 cur_frame; + __u16 config_counter; +}; + + +/* Histogram related structs */ + +/* Flags for number of bins */ +#define OMAP3ISP_HIST_BINS_32 0 +#define OMAP3ISP_HIST_BINS_64 1 +#define OMAP3ISP_HIST_BINS_128 2 +#define OMAP3ISP_HIST_BINS_256 3 + +/* Number of bins * 4 colors * 4-bytes word */ +#define OMAP3ISP_HIST_MEM_SIZE_BINS(n) ((1 << ((n)+5))*4*4) + +#define OMAP3ISP_HIST_MEM_SIZE 1024 +#define OMAP3ISP_HIST_MIN_REGIONS 1 +#define OMAP3ISP_HIST_MAX_REGIONS 4 +#define OMAP3ISP_HIST_MAX_WB_GAIN 255 +#define OMAP3ISP_HIST_MIN_WB_GAIN 0 +#define OMAP3ISP_HIST_MAX_BIT_WIDTH 14 +#define OMAP3ISP_HIST_MIN_BIT_WIDTH 8 +#define OMAP3ISP_HIST_MAX_WG 4 +#define OMAP3ISP_HIST_MAX_BUF_SIZE 4096 + +/* Source */ +#define OMAP3ISP_HIST_SOURCE_CCDC 0 +#define OMAP3ISP_HIST_SOURCE_MEM 1 + +/* CFA pattern */ +#define OMAP3ISP_HIST_CFA_BAYER 0 +#define OMAP3ISP_HIST_CFA_FOVEONX3 1 + +struct omap3isp_hist_region { + __u16 h_start; + __u16 h_end; + __u16 v_start; + __u16 v_end; +}; + +struct omap3isp_hist_config { + /* + * Common fields. + * They should be the first ones and must be in the same order as in + * ispstat_generic_config struct. + */ + __u32 buf_size; + __u16 config_counter; + + __u8 num_acc_frames; /* Num of image frames to be processed and + accumulated for each histogram frame */ + __u16 hist_bins; /* number of bins: 32, 64, 128, or 256 */ + __u8 cfa; /* BAYER or FOVEON X3 */ + __u8 wg[OMAP3ISP_HIST_MAX_WG]; /* White Balance Gain */ + __u8 num_regions; /* number of regions to be configured */ + struct omap3isp_hist_region region[OMAP3ISP_HIST_MAX_REGIONS]; +}; + +/* Auto Focus related structs */ + +#define OMAP3ISP_AF_NUM_COEF 11 + +enum omap3isp_h3a_af_fvmode { + OMAP3ISP_AF_MODE_SUMMED = 0, + OMAP3ISP_AF_MODE_PEAK = 1 +}; + +/* Red, Green, and blue pixel location in the AF windows */ +enum omap3isp_h3a_af_rgbpos { + OMAP3ISP_AF_GR_GB_BAYER = 0, /* GR and GB as Bayer pattern */ + OMAP3ISP_AF_RG_GB_BAYER = 1, /* RG and GB as Bayer pattern */ + OMAP3ISP_AF_GR_BG_BAYER = 2, /* GR and BG as Bayer pattern */ + OMAP3ISP_AF_RG_BG_BAYER = 3, /* RG and BG as Bayer pattern */ + OMAP3ISP_AF_GG_RB_CUSTOM = 4, /* GG and RB as custom pattern */ + OMAP3ISP_AF_RB_GG_CUSTOM = 5 /* RB and GG as custom pattern */ +}; + +/* Contains the information regarding the Horizontal Median Filter */ +struct omap3isp_h3a_af_hmf { + __u8 enable; /* Status of Horizontal Median Filter */ + __u8 threshold; /* Threshold Value for Horizontal Median Filter */ +}; + +/* Contains the information regarding the IIR Filters */ +struct omap3isp_h3a_af_iir { + __u16 h_start; /* IIR horizontal start */ + __u16 coeff_set0[OMAP3ISP_AF_NUM_COEF]; /* Filter coefficient, set 0 */ + __u16 coeff_set1[OMAP3ISP_AF_NUM_COEF]; /* Filter coefficient, set 1 */ +}; + +/* Contains the information regarding the Paxels Structure in AF Engine */ +struct omap3isp_h3a_af_paxel { + __u16 h_start; /* Horizontal Start Position */ + __u16 v_start; /* Vertical Start Position */ + __u8 width; /* Width of the Paxel */ + __u8 height; /* Height of the Paxel */ + __u8 h_cnt; /* Horizontal Count */ + __u8 v_cnt; /* vertical Count */ + __u8 line_inc; /* Line Increment */ +}; + +/* Contains the parameters required for hardware set up of AF Engine */ +struct omap3isp_h3a_af_config { + /* + * Common fields. + * They should be the first ones and must be in the same order as in + * ispstat_generic_config struct. + */ + __u32 buf_size; + __u16 config_counter; + + struct omap3isp_h3a_af_hmf hmf; /* HMF configurations */ + struct omap3isp_h3a_af_iir iir; /* IIR filter configurations */ + struct omap3isp_h3a_af_paxel paxel; /* Paxel parameters */ + enum omap3isp_h3a_af_rgbpos rgb_pos; /* RGB Positions */ + enum omap3isp_h3a_af_fvmode fvmode; /* Accumulator mode */ + __u8 alaw_enable; /* AF ALAW status */ +}; + +/* ISP CCDC structs */ + +/* Abstraction layer CCDC configurations */ +#define OMAP3ISP_CCDC_ALAW (1 << 0) +#define OMAP3ISP_CCDC_LPF (1 << 1) +#define OMAP3ISP_CCDC_BLCLAMP (1 << 2) +#define OMAP3ISP_CCDC_BCOMP (1 << 3) +#define OMAP3ISP_CCDC_FPC (1 << 4) +#define OMAP3ISP_CCDC_CULL (1 << 5) +#define OMAP3ISP_CCDC_CONFIG_LSC (1 << 7) +#define OMAP3ISP_CCDC_TBL_LSC (1 << 8) + +#define OMAP3ISP_RGB_MAX 3 + +/* Enumeration constants for Alaw input width */ +enum omap3isp_alaw_ipwidth { + OMAP3ISP_ALAW_BIT12_3 = 0x3, + OMAP3ISP_ALAW_BIT11_2 = 0x4, + OMAP3ISP_ALAW_BIT10_1 = 0x5, + OMAP3ISP_ALAW_BIT9_0 = 0x6 +}; + +/** + * struct omap3isp_ccdc_lsc_config - LSC configuration + * @offset: Table Offset of the gain table. + * @gain_mode_n: Vertical dimension of a paxel in LSC configuration. + * @gain_mode_m: Horizontal dimension of a paxel in LSC configuration. + * @gain_format: Gain table format. + * @fmtsph: Start pixel horizontal from start of the HS sync pulse. + * @fmtlnh: Number of pixels in horizontal direction to use for the data + * reformatter. + * @fmtslv: Start line from start of VS sync pulse for the data reformatter. + * @fmtlnv: Number of lines in vertical direction for the data reformatter. + * @initial_x: X position, in pixels, of the first active pixel in reference + * to the first active paxel. Must be an even number. + * @initial_y: Y position, in pixels, of the first active pixel in reference + * to the first active paxel. Must be an even number. + * @size: Size of LSC gain table. Filled when loaded from userspace. + */ +struct omap3isp_ccdc_lsc_config { + __u16 offset; + __u8 gain_mode_n; + __u8 gain_mode_m; + __u8 gain_format; + __u16 fmtsph; + __u16 fmtlnh; + __u16 fmtslv; + __u16 fmtlnv; + __u8 initial_x; + __u8 initial_y; + __u32 size; +}; + +/** + * struct omap3isp_ccdc_bclamp - Optical & Digital black clamp subtract + * @obgain: Optical black average gain. + * @obstpixel: Start Pixel w.r.t. HS pulse in Optical black sample. + * @oblines: Optical Black Sample lines. + * @oblen: Optical Black Sample Length. + * @dcsubval: Digital Black Clamp subtract value. + */ +struct omap3isp_ccdc_bclamp { + __u8 obgain; + __u8 obstpixel; + __u8 oblines; + __u8 oblen; + __u16 dcsubval; +}; + +/** + * struct omap3isp_ccdc_fpc - Faulty Pixels Correction + * @fpnum: Number of faulty pixels to be corrected in the frame. + * @fpcaddr: Memory address of the FPC Table + */ +struct omap3isp_ccdc_fpc { + __u16 fpnum; + __u32 fpcaddr; +}; + +/** + * struct omap3isp_ccdc_blcomp - Black Level Compensation parameters + * @b_mg: B/Mg pixels. 2's complement. -128 to +127. + * @gb_g: Gb/G pixels. 2's complement. -128 to +127. + * @gr_cy: Gr/Cy pixels. 2's complement. -128 to +127. + * @r_ye: R/Ye pixels. 2's complement. -128 to +127. + */ +struct omap3isp_ccdc_blcomp { + __u8 b_mg; + __u8 gb_g; + __u8 gr_cy; + __u8 r_ye; +}; + +/** + * omap3isp_ccdc_culling - Culling parameters + * @v_pattern: Vertical culling pattern. + * @h_odd: Horizontal Culling pattern for odd lines. + * @h_even: Horizontal Culling pattern for even lines. + */ +struct omap3isp_ccdc_culling { + __u8 v_pattern; + __u16 h_odd; + __u16 h_even; +}; + +/** + * omap3isp_ccdc_update_config - CCDC configuration + * @update: Specifies which CCDC registers should be updated. + * @flag: Specifies which CCDC functions should be enabled. + * @alawip: Enable/Disable A-Law compression. + * @bclamp: Black clamp control register. + * @blcomp: Black level compensation value for RGrGbB Pixels. 2's complement. + * @fpc: Number of faulty pixels corrected in the frame, address of FPC table. + * @cull: Cull control register. + * @lsc: Pointer to LSC gain table. + */ +struct omap3isp_ccdc_update_config { + __u16 update; + __u16 flag; + enum omap3isp_alaw_ipwidth alawip; + struct omap3isp_ccdc_bclamp __user *bclamp; + struct omap3isp_ccdc_blcomp __user *blcomp; + struct omap3isp_ccdc_fpc __user *fpc; + struct omap3isp_ccdc_lsc_config __user *lsc_cfg; + struct omap3isp_ccdc_culling __user *cull; + __u8 __user *lsc; +}; + +/* Preview configurations */ +#define OMAP3ISP_PREV_LUMAENH (1 << 0) +#define OMAP3ISP_PREV_INVALAW (1 << 1) +#define OMAP3ISP_PREV_HRZ_MED (1 << 2) +#define OMAP3ISP_PREV_CFA (1 << 3) +#define OMAP3ISP_PREV_CHROMA_SUPP (1 << 4) +#define OMAP3ISP_PREV_WB (1 << 5) +#define OMAP3ISP_PREV_BLKADJ (1 << 6) +#define OMAP3ISP_PREV_RGB2RGB (1 << 7) +#define OMAP3ISP_PREV_COLOR_CONV (1 << 8) +#define OMAP3ISP_PREV_YC_LIMIT (1 << 9) +#define OMAP3ISP_PREV_DEFECT_COR (1 << 10) +#define OMAP3ISP_PREV_GAMMABYPASS (1 << 11) +#define OMAP3ISP_PREV_DRK_FRM_CAPTURE (1 << 12) +#define OMAP3ISP_PREV_DRK_FRM_SUBTRACT (1 << 13) +#define OMAP3ISP_PREV_LENS_SHADING (1 << 14) +#define OMAP3ISP_PREV_NF (1 << 15) +#define OMAP3ISP_PREV_GAMMA (1 << 16) + +#define OMAP3ISP_PREV_NF_TBL_SIZE 64 +#define OMAP3ISP_PREV_CFA_TBL_SIZE 576 +#define OMAP3ISP_PREV_GAMMA_TBL_SIZE 1024 +#define OMAP3ISP_PREV_YENH_TBL_SIZE 128 + +#define OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS 4 + +/** + * struct omap3isp_prev_hmed - Horizontal Median Filter + * @odddist: Distance between consecutive pixels of same color in the odd line. + * @evendist: Distance between consecutive pixels of same color in the even + * line. + * @thres: Horizontal median filter threshold. + */ +struct omap3isp_prev_hmed { + __u8 odddist; + __u8 evendist; + __u8 thres; +}; + +/* + * Enumeration for CFA Formats supported by preview + */ +enum omap3isp_cfa_fmt { + OMAP3ISP_CFAFMT_BAYER, + OMAP3ISP_CFAFMT_SONYVGA, + OMAP3ISP_CFAFMT_RGBFOVEON, + OMAP3ISP_CFAFMT_DNSPL, + OMAP3ISP_CFAFMT_HONEYCOMB, + OMAP3ISP_CFAFMT_RRGGBBFOVEON +}; + +/** + * struct omap3isp_prev_cfa - CFA Interpolation + * @format: CFA Format Enum value supported by preview. + * @gradthrs_vert: CFA Gradient Threshold - Vertical. + * @gradthrs_horz: CFA Gradient Threshold - Horizontal. + * @table: Pointer to the CFA table. + */ +struct omap3isp_prev_cfa { + enum omap3isp_cfa_fmt format; + __u8 gradthrs_vert; + __u8 gradthrs_horz; + __u32 table[OMAP3ISP_PREV_CFA_TBL_SIZE]; +}; + +/** + * struct omap3isp_prev_csup - Chrominance Suppression + * @gain: Gain. + * @thres: Threshold. + * @hypf_en: Flag to enable/disable the High Pass Filter. + */ +struct omap3isp_prev_csup { + __u8 gain; + __u8 thres; + __u8 hypf_en; +}; + +/** + * struct omap3isp_prev_wbal - White Balance + * @dgain: Digital gain (U10Q8). + * @coef3: White balance gain - COEF 3 (U8Q5). + * @coef2: White balance gain - COEF 2 (U8Q5). + * @coef1: White balance gain - COEF 1 (U8Q5). + * @coef0: White balance gain - COEF 0 (U8Q5). + */ +struct omap3isp_prev_wbal { + __u16 dgain; + __u8 coef3; + __u8 coef2; + __u8 coef1; + __u8 coef0; +}; + +/** + * struct omap3isp_prev_blkadj - Black Level Adjustment + * @red: Black level offset adjustment for Red in 2's complement format + * @green: Black level offset adjustment for Green in 2's complement format + * @blue: Black level offset adjustment for Blue in 2's complement format + */ +struct omap3isp_prev_blkadj { + /*Black level offset adjustment for Red in 2's complement format */ + __u8 red; + /*Black level offset adjustment for Green in 2's complement format */ + __u8 green; + /* Black level offset adjustment for Blue in 2's complement format */ + __u8 blue; +}; + +/** + * struct omap3isp_prev_rgbtorgb - RGB to RGB Blending + * @matrix: Blending values(S12Q8 format) + * [RR] [GR] [BR] + * [RG] [GG] [BG] + * [RB] [GB] [BB] + * @offset: Blending offset value for R,G,B in 2's complement integer format. + */ +struct omap3isp_prev_rgbtorgb { + __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX]; + __u16 offset[OMAP3ISP_RGB_MAX]; +}; + +/** + * struct omap3isp_prev_csc - Color Space Conversion from RGB-YCbYCr + * @matrix: Color space conversion coefficients(S10Q8) + * [CSCRY] [CSCGY] [CSCBY] + * [CSCRCB] [CSCGCB] [CSCBCB] + * [CSCRCR] [CSCGCR] [CSCBCR] + * @offset: CSC offset values for Y offset, CB offset and CR offset respectively + */ +struct omap3isp_prev_csc { + __u16 matrix[OMAP3ISP_RGB_MAX][OMAP3ISP_RGB_MAX]; + __s16 offset[OMAP3ISP_RGB_MAX]; +}; + +/** + * struct omap3isp_prev_yclimit - Y, C Value Limit + * @minC: Minimum C value + * @maxC: Maximum C value + * @minY: Minimum Y value + * @maxY: Maximum Y value + */ +struct omap3isp_prev_yclimit { + __u8 minC; + __u8 maxC; + __u8 minY; + __u8 maxY; +}; + +/** + * struct omap3isp_prev_dcor - Defect correction + * @couplet_mode_en: Flag to enable or disable the couplet dc Correction in NF + * @detect_correct: Thresholds for correction bit 0:10 detect 16:25 correct + */ +struct omap3isp_prev_dcor { + __u8 couplet_mode_en; + __u32 detect_correct[OMAP3ISP_PREV_DETECT_CORRECT_CHANNELS]; +}; + +/** + * struct omap3isp_prev_nf - Noise Filter + * @spread: Spread value to be used in Noise Filter + * @table: Pointer to the Noise Filter table + */ +struct omap3isp_prev_nf { + __u8 spread; + __u32 table[OMAP3ISP_PREV_NF_TBL_SIZE]; +}; + +/** + * struct omap3isp_prev_gtables - Gamma correction tables + * @red: Array for red gamma table. + * @green: Array for green gamma table. + * @blue: Array for blue gamma table. + */ +struct omap3isp_prev_gtables { + __u32 red[OMAP3ISP_PREV_GAMMA_TBL_SIZE]; + __u32 green[OMAP3ISP_PREV_GAMMA_TBL_SIZE]; + __u32 blue[OMAP3ISP_PREV_GAMMA_TBL_SIZE]; +}; + +/** + * struct omap3isp_prev_luma - Luma enhancement + * @table: Array for luma enhancement table. + */ +struct omap3isp_prev_luma { + __u32 table[OMAP3ISP_PREV_YENH_TBL_SIZE]; +}; + +/** + * struct omap3isp_prev_update_config - Preview engine configuration (user) + * @update: Specifies which ISP Preview registers should be updated. + * @flag: Specifies which ISP Preview functions should be enabled. + * @shading_shift: 3bit value of shift used in shading compensation. + * @luma: Pointer to luma enhancement structure. + * @hmed: Pointer to structure containing the odd and even distance. + * between the pixels in the image along with the filter threshold. + * @cfa: Pointer to structure containing the CFA interpolation table, CFA. + * format in the image, vertical and horizontal gradient threshold. + * @csup: Pointer to Structure for Chrominance Suppression coefficients. + * @wbal: Pointer to structure for White Balance. + * @blkadj: Pointer to structure for Black Adjustment. + * @rgb2rgb: Pointer to structure for RGB to RGB Blending. + * @csc: Pointer to structure for Color Space Conversion from RGB-YCbYCr. + * @yclimit: Pointer to structure for Y, C Value Limit. + * @dcor: Pointer to structure for defect correction. + * @nf: Pointer to structure for Noise Filter + * @gamma: Pointer to gamma structure. + */ +struct omap3isp_prev_update_config { + __u32 update; + __u32 flag; + __u32 shading_shift; + struct omap3isp_prev_luma __user *luma; + struct omap3isp_prev_hmed __user *hmed; + struct omap3isp_prev_cfa __user *cfa; + struct omap3isp_prev_csup __user *csup; + struct omap3isp_prev_wbal __user *wbal; + struct omap3isp_prev_blkadj __user *blkadj; + struct omap3isp_prev_rgbtorgb __user *rgb2rgb; + struct omap3isp_prev_csc __user *csc; + struct omap3isp_prev_yclimit __user *yclimit; + struct omap3isp_prev_dcor __user *dcor; + struct omap3isp_prev_nf __user *nf; + struct omap3isp_prev_gtables __user *gamma; +}; + +#endif /* OMAP3_ISP_USER_H */ diff --git a/include/linux/oprofile.h b/include/linux/oprofile.h index 32fb81212fd1..7f5cfd3b37dd 100644 --- a/include/linux/oprofile.h +++ b/include/linux/oprofile.h @@ -16,6 +16,8 @@ #include <linux/types.h> #include <linux/spinlock.h> #include <linux/init.h> +#include <linux/errno.h> +#include <linux/printk.h> #include <asm/atomic.h> /* Each escaped entry is prefixed by ESCAPE_CODE @@ -104,6 +106,13 @@ void oprofile_add_sample(struct pt_regs * const regs, unsigned long event); void oprofile_add_ext_sample(unsigned long pc, struct pt_regs * const regs, unsigned long event, int is_kernel); +/** + * Add an hardware sample. + */ +void oprofile_add_ext_hw_sample(unsigned long pc, struct pt_regs * const regs, + unsigned long event, int is_kernel, + struct task_struct *task); + /* Use this instead when the PC value is not from the regs. Doesn't * backtrace. */ void oprofile_add_pc(unsigned long pc, int is_kernel, unsigned long event); @@ -186,10 +195,17 @@ int oprofile_add_data(struct op_entry *entry, unsigned long val); int oprofile_add_data64(struct op_entry *entry, u64 val); int oprofile_write_commit(struct op_entry *entry); -#ifdef CONFIG_PERF_EVENTS +#ifdef CONFIG_HW_PERF_EVENTS int __init oprofile_perf_init(struct oprofile_operations *ops); void oprofile_perf_exit(void); char *op_name_from_perf_id(void); -#endif /* CONFIG_PERF_EVENTS */ +#else +static inline int __init oprofile_perf_init(struct oprofile_operations *ops) +{ + pr_info("oprofile: hardware counters not available\n"); + return -ENODEV; +} +static inline void oprofile_perf_exit(void) { } +#endif /* CONFIG_HW_PERF_EVENTS */ #endif /* OPROFILE_H */ diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 5f38c460367e..811183de1ef5 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -48,9 +48,6 @@ * struct page (these bits with information) are always mapped into kernel * address space... * - * PG_buddy is set to indicate that the page is free and in the buddy system - * (see mm/page_alloc.c). - * * PG_hwpoison indicates that a page got corrupted in hardware and contains * data with incorrect ECC bits that triggered a machine check. Accessing is * not safe since it may cause another machine check. Don't touch! @@ -96,7 +93,6 @@ enum pageflags { PG_swapcache, /* Swap page: swp_entry_t in private */ PG_mappedtodisk, /* Has blocks allocated on-disk */ PG_reclaim, /* To be reclaimed asap */ - PG_buddy, /* Page is free, on buddy lists */ PG_swapbacked, /* Page is backed by RAM/swap */ PG_unevictable, /* Page is "unevictable" */ #ifdef CONFIG_MMU @@ -108,6 +104,9 @@ enum pageflags { #ifdef CONFIG_MEMORY_FAILURE PG_hwpoison, /* hardware poisoned page. Don't touch */ #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + PG_compound_lock, +#endif __NR_PAGEFLAGS, /* Filesystems */ @@ -197,8 +196,8 @@ static inline int __TestClearPage##uname(struct page *page) { return 0; } struct page; /* forward declaration */ -TESTPAGEFLAG(Locked, locked) TESTSETFLAG(Locked, locked) -PAGEFLAG(Error, error) +TESTPAGEFLAG(Locked, locked) +PAGEFLAG(Error, error) TESTCLEARFLAG(Error, error) PAGEFLAG(Referenced, referenced) TESTCLEARFLAG(Referenced, referenced) PAGEFLAG(Dirty, dirty) TESTSCFLAG(Dirty, dirty) __CLEARPAGEFLAG(Dirty, dirty) PAGEFLAG(LRU, lru) __CLEARPAGEFLAG(LRU, lru) @@ -230,7 +229,6 @@ PAGEFLAG(OwnerPriv1, owner_priv_1) TESTCLEARFLAG(OwnerPriv1, owner_priv_1) * risky: they bypass page accounting. */ TESTPAGEFLAG(Writeback, writeback) TESTSCFLAG(Writeback, writeback) -__PAGEFLAG(Buddy, buddy) PAGEFLAG(MappedToDisk, mappedtodisk) /* PG_readahead is only used for file reads; PG_reclaim is only for writes */ @@ -344,7 +342,7 @@ static inline void set_page_writeback(struct page *page) * tests can be used in performance sensitive paths. PageCompound is * generally not used in hot code paths. */ -__PAGEFLAG(Head, head) +__PAGEFLAG(Head, head) CLEARPAGEFLAG(Head, head) __PAGEFLAG(Tail, tail) static inline int PageCompound(struct page *page) @@ -352,6 +350,13 @@ static inline int PageCompound(struct page *page) return page->flags & ((1L << PG_head) | (1L << PG_tail)); } +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline void ClearPageCompound(struct page *page) +{ + BUG_ON(!PageHead(page)); + ClearPageHead(page); +} +#endif #else /* * Reduce page flag use as much as possible by overlapping @@ -389,14 +394,61 @@ static inline void __ClearPageTail(struct page *page) page->flags &= ~PG_head_tail_mask; } +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline void ClearPageCompound(struct page *page) +{ + BUG_ON((page->flags & PG_head_tail_mask) != (1 << PG_compound)); + clear_bit(PG_compound, &page->flags); +} +#endif + #endif /* !PAGEFLAGS_EXTENDED */ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +/* + * PageHuge() only returns true for hugetlbfs pages, but not for + * normal or transparent huge pages. + * + * PageTransHuge() returns true for both transparent huge and + * hugetlbfs pages, but not normal pages. PageTransHuge() can only be + * called only in the core VM paths where hugetlbfs pages can't exist. + */ +static inline int PageTransHuge(struct page *page) +{ + VM_BUG_ON(PageTail(page)); + return PageHead(page); +} + +static inline int PageTransCompound(struct page *page) +{ + return PageCompound(page); +} + +#else + +static inline int PageTransHuge(struct page *page) +{ + return 0; +} + +static inline int PageTransCompound(struct page *page) +{ + return 0; +} +#endif + #ifdef CONFIG_MMU #define __PG_MLOCKED (1 << PG_mlocked) #else #define __PG_MLOCKED 0 #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +#define __PG_COMPOUND_LOCK (1 << PG_compound_lock) +#else +#define __PG_COMPOUND_LOCK 0 +#endif + /* * Flags checked when a page is freed. Pages being freed should not have * these flags set. It they are, there is a problem. @@ -404,9 +456,10 @@ static inline void __ClearPageTail(struct page *page) #define PAGE_FLAGS_CHECK_AT_FREE \ (1 << PG_lru | 1 << PG_locked | \ 1 << PG_private | 1 << PG_private_2 | \ - 1 << PG_buddy | 1 << PG_writeback | 1 << PG_reserved | \ + 1 << PG_writeback | 1 << PG_reserved | \ 1 << PG_slab | 1 << PG_swapcache | 1 << PG_active | \ - 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON) + 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON | \ + __PG_COMPOUND_LOCK) /* * Flags checked when a page is prepped for return by the page allocator. diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h index 5bb13b3db84d..961ecc7d30bc 100644 --- a/include/linux/page_cgroup.h +++ b/include/linux/page_cgroup.h @@ -1,8 +1,26 @@ #ifndef __LINUX_PAGE_CGROUP_H #define __LINUX_PAGE_CGROUP_H +enum { + /* flags for mem_cgroup */ + PCG_LOCK, /* Lock for pc->mem_cgroup and following bits. */ + PCG_CACHE, /* charged as cache */ + PCG_USED, /* this object is in use. */ + PCG_MIGRATION, /* under page migration */ + /* flags for mem_cgroup and file and I/O status */ + PCG_MOVE_LOCK, /* For race between move_account v.s. following bits */ + PCG_FILE_MAPPED, /* page is accounted as "mapped" */ + /* No lock in page_cgroup */ + PCG_ACCT_LRU, /* page has been accounted for (under lru_lock) */ + __NR_PCG_FLAGS, +}; + +#ifndef __GENERATING_BOUNDS_H +#include <generated/bounds.h> + #ifdef CONFIG_CGROUP_MEM_RES_CTLR #include <linux/bit_spinlock.h> + /* * Page Cgroup can be considered as an extended mem_map. * A page_cgroup page is associated with every page descriptor. The @@ -13,7 +31,6 @@ struct page_cgroup { unsigned long flags; struct mem_cgroup *mem_cgroup; - struct page *page; struct list_head lru; /* per cgroup LRU list */ }; @@ -32,16 +49,7 @@ static inline void __init page_cgroup_init(void) #endif struct page_cgroup *lookup_page_cgroup(struct page *page); - -enum { - /* flags for mem_cgroup */ - PCG_LOCK, /* page cgroup is locked */ - PCG_CACHE, /* charged as cache */ - PCG_USED, /* this object is in use. */ - PCG_ACCT_LRU, /* page has been accounted for */ - PCG_FILE_MAPPED, /* page is accounted as "mapped" */ - PCG_MIGRATION, /* under page migration */ -}; +struct page *lookup_cgroup_page(struct page_cgroup *pc); #define TESTPCGFLAG(uname, lname) \ static inline int PageCgroup##uname(struct page_cgroup *pc) \ @@ -59,8 +67,6 @@ static inline void ClearPageCgroup##uname(struct page_cgroup *pc) \ static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \ { return test_and_clear_bit(PCG_##lname, &pc->flags); } -TESTPCGFLAG(Locked, LOCK) - /* Cache flag is set only once (at allocation) */ TESTPCGFLAG(Cache, CACHE) CLEARPCGFLAG(Cache, CACHE) @@ -84,24 +90,69 @@ SETPCGFLAG(Migration, MIGRATION) CLEARPCGFLAG(Migration, MIGRATION) TESTPCGFLAG(Migration, MIGRATION) -static inline int page_cgroup_nid(struct page_cgroup *pc) +static inline void lock_page_cgroup(struct page_cgroup *pc) { - return page_to_nid(pc->page); + /* + * Don't take this lock in IRQ context. + * This lock is for pc->mem_cgroup, USED, CACHE, MIGRATION + */ + bit_spin_lock(PCG_LOCK, &pc->flags); } -static inline enum zone_type page_cgroup_zid(struct page_cgroup *pc) +static inline void unlock_page_cgroup(struct page_cgroup *pc) { - return page_zonenum(pc->page); + bit_spin_unlock(PCG_LOCK, &pc->flags); } -static inline void lock_page_cgroup(struct page_cgroup *pc) +static inline void move_lock_page_cgroup(struct page_cgroup *pc, + unsigned long *flags) { - bit_spin_lock(PCG_LOCK, &pc->flags); + /* + * We know updates to pc->flags of page cache's stats are from both of + * usual context or IRQ context. Disable IRQ to avoid deadlock. + */ + local_irq_save(*flags); + bit_spin_lock(PCG_MOVE_LOCK, &pc->flags); } -static inline void unlock_page_cgroup(struct page_cgroup *pc) +static inline void move_unlock_page_cgroup(struct page_cgroup *pc, + unsigned long *flags) { - bit_spin_unlock(PCG_LOCK, &pc->flags); + bit_spin_unlock(PCG_MOVE_LOCK, &pc->flags); + local_irq_restore(*flags); +} + +#ifdef CONFIG_SPARSEMEM +#define PCG_ARRAYID_WIDTH SECTIONS_SHIFT +#else +#define PCG_ARRAYID_WIDTH NODES_SHIFT +#endif + +#if (PCG_ARRAYID_WIDTH > BITS_PER_LONG - NR_PCG_FLAGS) +#error Not enough space left in pc->flags to store page_cgroup array IDs +#endif + +/* pc->flags: ARRAY-ID | FLAGS */ + +#define PCG_ARRAYID_MASK ((1UL << PCG_ARRAYID_WIDTH) - 1) + +#define PCG_ARRAYID_OFFSET (BITS_PER_LONG - PCG_ARRAYID_WIDTH) +/* + * Zero the shift count for non-existent fields, to prevent compiler + * warnings and ensure references are optimized away. + */ +#define PCG_ARRAYID_SHIFT (PCG_ARRAYID_OFFSET * (PCG_ARRAYID_WIDTH != 0)) + +static inline void set_page_cgroup_array_id(struct page_cgroup *pc, + unsigned long id) +{ + pc->flags &= ~(PCG_ARRAYID_MASK << PCG_ARRAYID_SHIFT); + pc->flags |= (id & PCG_ARRAYID_MASK) << PCG_ARRAYID_SHIFT; +} + +static inline unsigned long page_cgroup_array_id(struct page_cgroup *pc) +{ + return (pc->flags >> PCG_ARRAYID_SHIFT) & PCG_ARRAYID_MASK; } #else /* CONFIG_CGROUP_MEM_RES_CTLR */ @@ -124,7 +175,7 @@ static inline void __init page_cgroup_init_flatmem(void) { } -#endif +#endif /* CONFIG_CGROUP_MEM_RES_CTLR */ #include <linux/swap.h> @@ -160,5 +211,8 @@ static inline void swap_cgroup_swapoff(int type) return; } -#endif -#endif +#endif /* CONFIG_CGROUP_MEM_RES_CTLR_SWAP */ + +#endif /* !__GENERATING_BOUNDS_H */ + +#endif /* __LINUX_PAGE_CGROUP_H */ diff --git a/include/linux/pageblock-flags.h b/include/linux/pageblock-flags.h index e8c06122be36..19ef95d293ae 100644 --- a/include/linux/pageblock-flags.h +++ b/include/linux/pageblock-flags.h @@ -67,7 +67,8 @@ void set_pageblock_flags_group(struct page *page, unsigned long flags, #define get_pageblock_flags(page) \ get_pageblock_flags_group(page, 0, NR_PAGEBLOCK_BITS-1) -#define set_pageblock_flags(page) \ - set_pageblock_flags_group(page, 0, NR_PAGEBLOCK_BITS-1) +#define set_pageblock_flags(page, flags) \ + set_pageblock_flags_group(page, flags, \ + 0, NR_PAGEBLOCK_BITS-1) #endif /* PAGEBLOCK_FLAGS_H */ diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index e12cdc6d79ee..c11950652646 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -48,7 +48,7 @@ static inline void mapping_clear_unevictable(struct address_space *mapping) static inline int mapping_unevictable(struct address_space *mapping) { - if (likely(mapping)) + if (mapping) return test_bit(AS_UNEVICTABLE, &mapping->flags); return !!mapping; } @@ -298,7 +298,8 @@ static inline pgoff_t linear_page_index(struct vm_area_struct *vma, extern void __lock_page(struct page *page); extern int __lock_page_killable(struct page *page); -extern void __lock_page_nosync(struct page *page); +extern int __lock_page_or_retry(struct page *page, struct mm_struct *mm, + unsigned int flags); extern void unlock_page(struct page *page); static inline void __set_page_locked(struct page *page) @@ -340,16 +341,16 @@ static inline int lock_page_killable(struct page *page) } /* - * lock_page_nosync should only be used if we can't pin the page's inode. - * Doesn't play quite so well with block device plugging. + * lock_page_or_retry - Lock the page, unless this would block and the + * caller indicated that it can handle a retry. */ -static inline void lock_page_nosync(struct page *page) +static inline int lock_page_or_retry(struct page *page, struct mm_struct *mm, + unsigned int flags) { might_sleep(); - if (!trylock_page(page)) - __lock_page_nosync(page); + return trylock_page(page) || __lock_page_or_retry(page, mm, flags); } - + /* * This is exported only for wait_on_page_locked/wait_on_page_writeback. * Never use this directly! @@ -442,8 +443,9 @@ int add_to_page_cache_locked(struct page *page, struct address_space *mapping, pgoff_t index, gfp_t gfp_mask); int add_to_page_cache_lru(struct page *page, struct address_space *mapping, pgoff_t index, gfp_t gfp_mask); -extern void remove_from_page_cache(struct page *page); -extern void __remove_from_page_cache(struct page *page); +extern void delete_from_page_cache(struct page *page); +extern void __delete_from_page_cache(struct page *page); +int replace_page_cache_page(struct page *old, struct page *new, gfp_t gfp_mask); /* * Like add_to_page_cache_locked, but used to add newly allocated pages: diff --git a/include/linux/pata_arasan_cf_data.h b/include/linux/pata_arasan_cf_data.h new file mode 100644 index 000000000000..a6ee9aa898bb --- /dev/null +++ b/include/linux/pata_arasan_cf_data.h @@ -0,0 +1,49 @@ +/* + * include/linux/pata_arasan_cf_data.h + * + * Arasan Compact Flash host controller platform data header file + * + * Copyright (C) 2011 ST Microelectronics + * Viresh Kumar <viresh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#ifndef _PATA_ARASAN_CF_DATA_H +#define _PATA_ARASAN_CF_DATA_H + +#include <linux/platform_device.h> + +struct arasan_cf_pdata { + u8 cf_if_clk; + #define CF_IF_CLK_100M (0x0) + #define CF_IF_CLK_75M (0x1) + #define CF_IF_CLK_66M (0x2) + #define CF_IF_CLK_50M (0x3) + #define CF_IF_CLK_40M (0x4) + #define CF_IF_CLK_33M (0x5) + #define CF_IF_CLK_25M (0x6) + #define CF_IF_CLK_125M (0x7) + #define CF_IF_CLK_150M (0x8) + #define CF_IF_CLK_166M (0x9) + #define CF_IF_CLK_200M (0xA) + /* + * Platform specific incapabilities of CF controller is handled via + * quirks + */ + u32 quirk; + #define CF_BROKEN_PIO (1) + #define CF_BROKEN_MWDMA (1 << 1) + #define CF_BROKEN_UDMA (1 << 2) + /* This is platform specific data for the DMA controller */ + void *dma_priv; +}; + +static inline void +set_arasan_cf_pdata(struct platform_device *pdev, struct arasan_cf_pdata *data) +{ + pdev->dev.platform_data = data; +} +#endif /* _PATA_ARASAN_CF_DATA_H */ diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index c8b6473c5f42..44623500f419 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -35,9 +35,12 @@ static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), pbus->number); } +#endif + +#ifdef CONFIG_ACPI_APEI +extern bool aer_acpi_firmware_first(void); #else -static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) -{ return NULL; } +static inline bool aer_acpi_firmware_first(void) { return false; } #endif #endif /* _PCI_ACPI_H_ */ diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h index 91ba0b338b47..67cb3ae38016 100644 --- a/include/linux/pci-aspm.h +++ b/include/linux/pci-aspm.h @@ -26,7 +26,9 @@ extern void pcie_aspm_init_link_state(struct pci_dev *pdev); extern void pcie_aspm_exit_link_state(struct pci_dev *pdev); extern void pcie_aspm_pm_state_change(struct pci_dev *pdev); +extern void pcie_aspm_powersave_config_link(struct pci_dev *pdev); extern void pci_disable_link_state(struct pci_dev *pdev, int state); +extern void pcie_clear_aspm(void); extern void pcie_no_aspm(void); #else static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) @@ -38,10 +40,15 @@ static inline void pcie_aspm_exit_link_state(struct pci_dev *pdev) static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) { } +static inline void pcie_aspm_powersave_config_link(struct pci_dev *pdev) +{ +} static inline void pci_disable_link_state(struct pci_dev *pdev, int state) { } - +static inline void pcie_clear_aspm(void) +{ +} static inline void pcie_no_aspm(void) { } diff --git a/include/linux/pci-ats.h b/include/linux/pci-ats.h new file mode 100644 index 000000000000..655824fa4c76 --- /dev/null +++ b/include/linux/pci-ats.h @@ -0,0 +1,52 @@ +#ifndef LINUX_PCI_ATS_H +#define LINUX_PCI_ATS_H + +/* Address Translation Service */ +struct pci_ats { + int pos; /* capability position */ + int stu; /* Smallest Translation Unit */ + int qdep; /* Invalidate Queue Depth */ + int ref_cnt; /* Physical Function reference count */ + unsigned int is_enabled:1; /* Enable bit is set */ +}; + +#ifdef CONFIG_PCI_IOV + +extern int pci_enable_ats(struct pci_dev *dev, int ps); +extern void pci_disable_ats(struct pci_dev *dev); +extern int pci_ats_queue_depth(struct pci_dev *dev); +/** + * pci_ats_enabled - query the ATS status + * @dev: the PCI device + * + * Returns 1 if ATS capability is enabled, or 0 if not. + */ +static inline int pci_ats_enabled(struct pci_dev *dev) +{ + return dev->ats && dev->ats->is_enabled; +} + +#else /* CONFIG_PCI_IOV */ + +static inline int pci_enable_ats(struct pci_dev *dev, int ps) +{ + return -ENODEV; +} + +static inline void pci_disable_ats(struct pci_dev *dev) +{ +} + +static inline int pci_ats_queue_depth(struct pci_dev *dev) +{ + return -ENODEV; +} + +static inline int pci_ats_enabled(struct pci_dev *dev) +{ + return 0; +} + +#endif /* CONFIG_PCI_IOV */ + +#endif /* LINUX_PCI_ATS_H*/ diff --git a/include/linux/pci.h b/include/linux/pci.h index c8d95e369ff4..96f70d7e058d 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -541,7 +541,7 @@ struct pci_error_handlers { struct module; struct pci_driver { struct list_head node; - char *name; + const char *name; const struct pci_device_id *id_table; /* must be non-NULL for probe to be called */ int (*probe) (struct pci_dev *dev, const struct pci_device_id *id); /* New device inserted */ void (*remove) (struct pci_dev *dev); /* Device removed (NULL if not a hot-plug capable driver) */ @@ -806,7 +806,7 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); -int pci_restore_state(struct pci_dev *dev); +void pci_restore_state(struct pci_dev *dev); int __pci_complete_power_transition(struct pci_dev *dev, pci_power_t state); int pci_set_power_state(struct pci_dev *dev, pci_power_t state); pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state); @@ -819,6 +819,8 @@ pci_power_t pci_target_state(struct pci_dev *dev); int pci_prepare_to_sleep(struct pci_dev *dev); int pci_back_from_sleep(struct pci_dev *dev); bool pci_dev_run_wake(struct pci_dev *dev); +bool pci_check_pme_status(struct pci_dev *dev); +void pci_pme_wakeup_bus(struct pci_bus *bus); static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable) @@ -991,13 +993,28 @@ extern void pci_restore_msi_state(struct pci_dev *dev); extern int pci_msi_enabled(void); #endif +#ifdef CONFIG_PCIEPORTBUS +extern bool pcie_ports_disabled; +extern bool pcie_ports_auto; +#else +#define pcie_ports_disabled true +#define pcie_ports_auto false +#endif + #ifndef CONFIG_PCIEASPM -static inline int pcie_aspm_enabled(void) -{ - return 0; -} +static inline int pcie_aspm_enabled(void) { return 0; } +static inline bool pcie_aspm_support_enabled(void) { return false; } #else extern int pcie_aspm_enabled(void); +extern bool pcie_aspm_support_enabled(void); +#endif + +#ifdef CONFIG_PCIEAER +void pci_no_aer(void); +bool pci_aer_available(void); +#else +static inline void pci_no_aer(void) { } +static inline bool pci_aer_available(void) { return false; } #endif #ifndef CONFIG_PCIE_ECRC @@ -1165,12 +1182,15 @@ static inline int pci_save_state(struct pci_dev *dev) return 0; } -static inline int pci_restore_state(struct pci_dev *dev) +static inline void pci_restore_state(struct pci_dev *dev) +{ } + +static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { return 0; } -static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) +static inline int pci_wake_from_d3(struct pci_dev *dev, bool enable) { return 0; } @@ -1463,6 +1483,7 @@ void pci_request_acs(void); #define PCI_VPD_RO_KEYWORD_PARTNO "PN" #define PCI_VPD_RO_KEYWORD_MFR_ID "MN" #define PCI_VPD_RO_KEYWORD_VENDOR0 "V0" +#define PCI_VPD_RO_KEYWORD_CHKSUM "RV" /** * pci_vpd_lrdt_size - Extracts the Large Resource Data Type length diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index b4c3d1b50037..8652a4fa3fe2 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -517,7 +517,9 @@ #define PCI_DEVICE_ID_AMD_11H_NB_DRAM 0x1302 #define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303 #define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304 -#define PCI_DEVICE_ID_AMD_15H_NB_MISC 0x1603 +#define PCI_DEVICE_ID_AMD_15H_NB_F3 0x1603 +#define PCI_DEVICE_ID_AMD_15H_NB_F4 0x1604 +#define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703 #define PCI_DEVICE_ID_AMD_LANCE 0x2000 #define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001 #define PCI_DEVICE_ID_AMD_SCSI 0x2020 @@ -606,6 +608,8 @@ #define PCI_DEVICE_ID_MATROX_G550 0x2527 #define PCI_DEVICE_ID_MATROX_VIA 0x4536 +#define PCI_VENDOR_ID_MOBILITY_ELECTRONICS 0x14f2 + #define PCI_VENDOR_ID_CT 0x102c #define PCI_DEVICE_ID_CT_69000 0x00c0 #define PCI_DEVICE_ID_CT_65545 0x00d8 @@ -767,6 +771,8 @@ #define PCI_DEVICE_ID_ELSA_MICROLINK 0x1000 #define PCI_DEVICE_ID_ELSA_QS3000 0x3000 +#define PCI_VENDOR_ID_STMICRO 0x104A + #define PCI_VENDOR_ID_BUSLOGIC 0x104B #define PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER_NC 0x0140 #define PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER 0x1040 @@ -1251,6 +1257,8 @@ #define PCI_DEVICE_ID_NVIDIA_GEFORCE_FX_GO5700_2 0x0348 #define PCI_DEVICE_ID_NVIDIA_QUADRO_FX_GO1000 0x034C #define PCI_DEVICE_ID_NVIDIA_QUADRO_FX_1100 0x034E +#define PCI_DEVICE_ID_NVIDIA_MCP55_BRIDGE_V0 0x0360 +#define PCI_DEVICE_ID_NVIDIA_MCP55_BRIDGE_V4 0x0364 #define PCI_DEVICE_ID_NVIDIA_NVENET_15 0x0373 #define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_SATA 0x03E7 #define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_SMBUS 0x03EB @@ -1646,6 +1654,11 @@ #define PCI_DEVICE_ID_O2_6836 0x6836 #define PCI_DEVICE_ID_O2_6812 0x6872 #define PCI_DEVICE_ID_O2_6933 0x6933 +#define PCI_DEVICE_ID_O2_8120 0x8120 +#define PCI_DEVICE_ID_O2_8220 0x8220 +#define PCI_DEVICE_ID_O2_8221 0x8221 +#define PCI_DEVICE_ID_O2_8320 0x8320 +#define PCI_DEVICE_ID_O2_8321 0x8321 #define PCI_VENDOR_ID_3DFX 0x121a #define PCI_DEVICE_ID_3DFX_VOODOO 0x0001 @@ -2043,6 +2056,7 @@ #define PCI_DEVICE_ID_AFAVLAB_P030 0x2182 #define PCI_SUBDEVICE_ID_AFAVLAB_P061 0x2150 +#define PCI_VENDOR_ID_BCM_GVC 0x14a4 #define PCI_VENDOR_ID_BROADCOM 0x14e4 #define PCI_DEVICE_ID_TIGON3_5752 0x1600 #define PCI_DEVICE_ID_TIGON3_5752M 0x1601 @@ -2067,6 +2081,8 @@ #define PCI_DEVICE_ID_TIGON3_5723 0x165b #define PCI_DEVICE_ID_TIGON3_5705M 0x165d #define PCI_DEVICE_ID_TIGON3_5705M_2 0x165e +#define PCI_DEVICE_ID_NX2_57712 0x1662 +#define PCI_DEVICE_ID_NX2_57712E 0x1663 #define PCI_DEVICE_ID_TIGON3_5714 0x1668 #define PCI_DEVICE_ID_TIGON3_5714S 0x1669 #define PCI_DEVICE_ID_TIGON3_5780 0x166a @@ -2358,6 +2374,10 @@ #define PCI_DEVICE_ID_JMICRON_JMB38X_SD 0x2381 #define PCI_DEVICE_ID_JMICRON_JMB38X_MMC 0x2382 #define PCI_DEVICE_ID_JMICRON_JMB38X_MS 0x2383 +#define PCI_DEVICE_ID_JMICRON_JMB385_MS 0x2388 +#define PCI_DEVICE_ID_JMICRON_JMB388_SD 0x2391 +#define PCI_DEVICE_ID_JMICRON_JMB388_ESD 0x2392 +#define PCI_DEVICE_ID_JMICRON_JMB390_MS 0x2393 #define PCI_VENDOR_ID_KORENIX 0x1982 #define PCI_DEVICE_ID_KORENIX_JETCARDF0 0x1600 @@ -2430,6 +2450,14 @@ #define PCI_DEVICE_ID_INTEL_82375 0x0482 #define PCI_DEVICE_ID_INTEL_82424 0x0483 #define PCI_DEVICE_ID_INTEL_82378 0x0484 +#define PCI_DEVICE_ID_INTEL_MRST_SD0 0x0807 +#define PCI_DEVICE_ID_INTEL_MRST_SD1 0x0808 +#define PCI_DEVICE_ID_INTEL_MFD_SD 0x0820 +#define PCI_DEVICE_ID_INTEL_MFD_SDIO1 0x0821 +#define PCI_DEVICE_ID_INTEL_MFD_SDIO2 0x0822 +#define PCI_DEVICE_ID_INTEL_MFD_EMMC0 0x0823 +#define PCI_DEVICE_ID_INTEL_MFD_EMMC1 0x0824 +#define PCI_DEVICE_ID_INTEL_MRST_SD2 0x084F #define PCI_DEVICE_ID_INTEL_I960 0x0960 #define PCI_DEVICE_ID_INTEL_I960RM 0x0962 #define PCI_DEVICE_ID_INTEL_8257X_SOL 0x1062 @@ -2451,9 +2479,12 @@ #define PCI_DEVICE_ID_INTEL_82840_HB 0x1a21 #define PCI_DEVICE_ID_INTEL_82845_HB 0x1a30 #define PCI_DEVICE_ID_INTEL_IOAT 0x1a38 -#define PCI_DEVICE_ID_INTEL_CPT_SMBUS 0x1c22 -#define PCI_DEVICE_ID_INTEL_CPT_LPC_MIN 0x1c41 -#define PCI_DEVICE_ID_INTEL_CPT_LPC_MAX 0x1c5f +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_0 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_1 0x1d41 +#define PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MIN 0x2310 +#define PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MAX 0x231f #define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410 #define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411 #define PCI_DEVICE_ID_INTEL_82801AA_3 0x2413 @@ -2662,9 +2693,8 @@ #define PCI_DEVICE_ID_INTEL_ICH10_3 0x3a1a #define PCI_DEVICE_ID_INTEL_ICH10_4 0x3a30 #define PCI_DEVICE_ID_INTEL_ICH10_5 0x3a60 -#define PCI_DEVICE_ID_INTEL_PCH_LPC_MIN 0x3b00 -#define PCI_DEVICE_ID_INTEL_PCH_LPC_MAX 0x3b1f -#define PCI_DEVICE_ID_INTEL_PCH_SMBUS 0x3b30 +#define PCI_DEVICE_ID_INTEL_5_3400_SERIES_LPC_MIN 0x3b00 +#define PCI_DEVICE_ID_INTEL_5_3400_SERIES_LPC_MAX 0x3b1f #define PCI_DEVICE_ID_INTEL_IOAT_SNB 0x402f #define PCI_DEVICE_ID_INTEL_5100_16 0x65f0 #define PCI_DEVICE_ID_INTEL_5100_21 0x65f5 @@ -2673,8 +2703,8 @@ #define PCI_DEVICE_ID_INTEL_5400_FBD0 0x4035 #define PCI_DEVICE_ID_INTEL_5400_FBD1 0x4036 #define PCI_DEVICE_ID_INTEL_IOAT_SCNB 0x65ff -#define PCI_DEVICE_ID_INTEL_TOLAPAI_0 0x5031 -#define PCI_DEVICE_ID_INTEL_TOLAPAI_1 0x5032 +#define PCI_DEVICE_ID_INTEL_EP80579_0 0x5031 +#define PCI_DEVICE_ID_INTEL_EP80579_1 0x5032 #define PCI_DEVICE_ID_INTEL_82371SB_0 0x7000 #define PCI_DEVICE_ID_INTEL_82371SB_1 0x7010 #define PCI_DEVICE_ID_INTEL_82371SB_2 0x7020 @@ -2705,6 +2735,7 @@ #define PCI_DEVICE_ID_INTEL_82372FB_1 0x7601 #define PCI_DEVICE_ID_INTEL_SCH_LPC 0x8119 #define PCI_DEVICE_ID_INTEL_SCH_IDE 0x811a +#define PCI_DEVICE_ID_INTEL_ITC_LPC 0x8186 #define PCI_DEVICE_ID_INTEL_82454GX 0x84c4 #define PCI_DEVICE_ID_INTEL_82450GX 0x84c5 #define PCI_DEVICE_ID_INTEL_82451NX 0x84ca diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index 455b9ccdfca7..be01380f798a 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -223,7 +223,7 @@ #define PCI_PM_CAP_PME_CLOCK 0x0008 /* PME clock required */ #define PCI_PM_CAP_RESERVED 0x0010 /* Reserved field */ #define PCI_PM_CAP_DSI 0x0020 /* Device specific initialization */ -#define PCI_PM_CAP_AUX_POWER 0x01C0 /* Auxilliary power support mask */ +#define PCI_PM_CAP_AUX_POWER 0x01C0 /* Auxiliary power support mask */ #define PCI_PM_CAP_D1 0x0200 /* D1 power state support */ #define PCI_PM_CAP_D2 0x0400 /* D2 power state support */ #define PCI_PM_CAP_PME 0x0800 /* PME pin supported */ @@ -300,12 +300,22 @@ #define PCI_MSI_DATA_64 12 /* 16 bits of data for 64-bit devices */ #define PCI_MSI_MASK_64 16 /* Mask bits register for 64-bit devices */ -/* MSI-X registers (these are at offset PCI_MSIX_FLAGS) */ +/* MSI-X registers */ #define PCI_MSIX_FLAGS 2 #define PCI_MSIX_FLAGS_QSIZE 0x7FF #define PCI_MSIX_FLAGS_ENABLE (1 << 15) #define PCI_MSIX_FLAGS_MASKALL (1 << 14) -#define PCI_MSIX_FLAGS_BIRMASK (7 << 0) +#define PCI_MSIX_TABLE 4 +#define PCI_MSIX_PBA 8 +#define PCI_MSIX_FLAGS_BIRMASK (7 << 0) + +/* MSI-X entry's format */ +#define PCI_MSIX_ENTRY_SIZE 16 +#define PCI_MSIX_ENTRY_LOWER_ADDR 0 +#define PCI_MSIX_ENTRY_UPPER_ADDR 4 +#define PCI_MSIX_ENTRY_DATA 8 +#define PCI_MSIX_ENTRY_VECTOR_CTRL 12 +#define PCI_MSIX_ENTRY_CTRL_MASKBIT 1 /* CompactPCI Hotswap Register */ @@ -425,7 +435,7 @@ #define PCI_EXP_LNKCAP_L0SEL 0x00007000 /* L0s Exit Latency */ #define PCI_EXP_LNKCAP_L1EL 0x00038000 /* L1 Exit Latency */ #define PCI_EXP_LNKCAP_CLKPM 0x00040000 /* L1 Clock Power Management */ -#define PCI_EXP_LNKCAP_SDERC 0x00080000 /* Suprise Down Error Reporting Capable */ +#define PCI_EXP_LNKCAP_SDERC 0x00080000 /* Surprise Down Error Reporting Capable */ #define PCI_EXP_LNKCAP_DLLLARC 0x00100000 /* Data Link Layer Link Active Reporting Capable */ #define PCI_EXP_LNKCAP_LBNC 0x00200000 /* Link Bandwidth Notification Capability */ #define PCI_EXP_LNKCAP_PN 0xff000000 /* Port Number */ @@ -494,6 +504,8 @@ #define PCI_EXP_RTCTL_CRSSVE 0x10 /* CRS Software Visibility Enable */ #define PCI_EXP_RTCAP 30 /* Root Capabilities */ #define PCI_EXP_RTSTA 32 /* Root Status */ +#define PCI_EXP_RTSTA_PME 0x10000 /* PME status */ +#define PCI_EXP_RTSTA_PENDING 0x20000 /* PME pending */ #define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */ #define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h index 018db9a62ffe..27ef6b190ea6 100644 --- a/include/linux/percpu-defs.h +++ b/include/linux/percpu-defs.h @@ -148,18 +148,6 @@ DEFINE_PER_CPU_SECTION(type, name, "..readmostly") /* - * Declaration/definition used for large per-CPU variables that must be - * aligned to something larger than the pagesize. - */ -#define DECLARE_PER_CPU_MULTIPAGE_ALIGNED(type, name, size) \ - DECLARE_PER_CPU_SECTION(type, name, "..page_aligned") \ - __aligned(size) - -#define DEFINE_PER_CPU_MULTIPAGE_ALIGNED(type, name, size) \ - DEFINE_PER_CPU_SECTION(type, name, "..page_aligned") \ - __aligned(size) - -/* * Intermodule exports for per-CPU variables. sparse forgets about * address space across EXPORT_SYMBOL(), change EXPORT_SYMBOL() to * noop if __CHECKER__. diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 5095b834a6fb..8b97308e65df 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -240,6 +240,45 @@ extern void __bad_size_call_parameter(void); pscr_ret__; \ }) +#define __pcpu_size_call_return2(stem, variable, ...) \ +({ \ + typeof(variable) pscr2_ret__; \ + __verify_pcpu_ptr(&(variable)); \ + switch(sizeof(variable)) { \ + case 1: pscr2_ret__ = stem##1(variable, __VA_ARGS__); break; \ + case 2: pscr2_ret__ = stem##2(variable, __VA_ARGS__); break; \ + case 4: pscr2_ret__ = stem##4(variable, __VA_ARGS__); break; \ + case 8: pscr2_ret__ = stem##8(variable, __VA_ARGS__); break; \ + default: \ + __bad_size_call_parameter(); break; \ + } \ + pscr2_ret__; \ +}) + +/* + * Special handling for cmpxchg_double. cmpxchg_double is passed two + * percpu variables. The first has to be aligned to a double word + * boundary and the second has to follow directly thereafter. + */ +#define __pcpu_double_call_return_bool(stem, pcp1, pcp2, ...) \ +({ \ + bool pdcrb_ret__; \ + __verify_pcpu_ptr(&pcp1); \ + BUILD_BUG_ON(sizeof(pcp1) != sizeof(pcp2)); \ + VM_BUG_ON((unsigned long)(&pcp1) % (2 * sizeof(pcp1))); \ + VM_BUG_ON((unsigned long)(&pcp2) != \ + (unsigned long)(&pcp1) + sizeof(pcp1)); \ + switch(sizeof(pcp1)) { \ + case 1: pdcrb_ret__ = stem##1(pcp1, pcp2, __VA_ARGS__); break; \ + case 2: pdcrb_ret__ = stem##2(pcp1, pcp2, __VA_ARGS__); break; \ + case 4: pdcrb_ret__ = stem##4(pcp1, pcp2, __VA_ARGS__); break; \ + case 8: pdcrb_ret__ = stem##8(pcp1, pcp2, __VA_ARGS__); break; \ + default: \ + __bad_size_call_parameter(); break; \ + } \ + pdcrb_ret__; \ +}) + #define __pcpu_size_call(stem, variable, ...) \ do { \ __verify_pcpu_ptr(&(variable)); \ @@ -402,6 +441,128 @@ do { \ # define this_cpu_xor(pcp, val) __pcpu_size_call(this_cpu_or_, (pcp), (val)) #endif +#define _this_cpu_generic_add_return(pcp, val) \ +({ \ + typeof(pcp) ret__; \ + preempt_disable(); \ + __this_cpu_add(pcp, val); \ + ret__ = __this_cpu_read(pcp); \ + preempt_enable(); \ + ret__; \ +}) + +#ifndef this_cpu_add_return +# ifndef this_cpu_add_return_1 +# define this_cpu_add_return_1(pcp, val) _this_cpu_generic_add_return(pcp, val) +# endif +# ifndef this_cpu_add_return_2 +# define this_cpu_add_return_2(pcp, val) _this_cpu_generic_add_return(pcp, val) +# endif +# ifndef this_cpu_add_return_4 +# define this_cpu_add_return_4(pcp, val) _this_cpu_generic_add_return(pcp, val) +# endif +# ifndef this_cpu_add_return_8 +# define this_cpu_add_return_8(pcp, val) _this_cpu_generic_add_return(pcp, val) +# endif +# define this_cpu_add_return(pcp, val) __pcpu_size_call_return2(this_cpu_add_return_, pcp, val) +#endif + +#define this_cpu_sub_return(pcp, val) this_cpu_add_return(pcp, -(val)) +#define this_cpu_inc_return(pcp) this_cpu_add_return(pcp, 1) +#define this_cpu_dec_return(pcp) this_cpu_add_return(pcp, -1) + +#define _this_cpu_generic_xchg(pcp, nval) \ +({ typeof(pcp) ret__; \ + preempt_disable(); \ + ret__ = __this_cpu_read(pcp); \ + __this_cpu_write(pcp, nval); \ + preempt_enable(); \ + ret__; \ +}) + +#ifndef this_cpu_xchg +# ifndef this_cpu_xchg_1 +# define this_cpu_xchg_1(pcp, nval) _this_cpu_generic_xchg(pcp, nval) +# endif +# ifndef this_cpu_xchg_2 +# define this_cpu_xchg_2(pcp, nval) _this_cpu_generic_xchg(pcp, nval) +# endif +# ifndef this_cpu_xchg_4 +# define this_cpu_xchg_4(pcp, nval) _this_cpu_generic_xchg(pcp, nval) +# endif +# ifndef this_cpu_xchg_8 +# define this_cpu_xchg_8(pcp, nval) _this_cpu_generic_xchg(pcp, nval) +# endif +# define this_cpu_xchg(pcp, nval) \ + __pcpu_size_call_return2(this_cpu_xchg_, (pcp), nval) +#endif + +#define _this_cpu_generic_cmpxchg(pcp, oval, nval) \ +({ typeof(pcp) ret__; \ + preempt_disable(); \ + ret__ = __this_cpu_read(pcp); \ + if (ret__ == (oval)) \ + __this_cpu_write(pcp, nval); \ + preempt_enable(); \ + ret__; \ +}) + +#ifndef this_cpu_cmpxchg +# ifndef this_cpu_cmpxchg_1 +# define this_cpu_cmpxchg_1(pcp, oval, nval) _this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef this_cpu_cmpxchg_2 +# define this_cpu_cmpxchg_2(pcp, oval, nval) _this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef this_cpu_cmpxchg_4 +# define this_cpu_cmpxchg_4(pcp, oval, nval) _this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef this_cpu_cmpxchg_8 +# define this_cpu_cmpxchg_8(pcp, oval, nval) _this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# define this_cpu_cmpxchg(pcp, oval, nval) \ + __pcpu_size_call_return2(this_cpu_cmpxchg_, pcp, oval, nval) +#endif + +/* + * cmpxchg_double replaces two adjacent scalars at once. The first + * two parameters are per cpu variables which have to be of the same + * size. A truth value is returned to indicate success or failure + * (since a double register result is difficult to handle). There is + * very limited hardware support for these operations, so only certain + * sizes may work. + */ +#define _this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ +({ \ + int ret__; \ + preempt_disable(); \ + ret__ = __this_cpu_generic_cmpxchg_double(pcp1, pcp2, \ + oval1, oval2, nval1, nval2); \ + preempt_enable(); \ + ret__; \ +}) + +#ifndef this_cpu_cmpxchg_double +# ifndef this_cpu_cmpxchg_double_1 +# define this_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + _this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef this_cpu_cmpxchg_double_2 +# define this_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + _this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef this_cpu_cmpxchg_double_4 +# define this_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + _this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef this_cpu_cmpxchg_double_8 +# define this_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + _this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# define this_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __pcpu_double_call_return_bool(this_cpu_cmpxchg_double_, (pcp1), (pcp2), (oval1), (oval2), (nval1), (nval2)) +#endif + /* * Generic percpu operations that do not require preemption handling. * Either we do not care about races or the caller has the @@ -529,11 +690,120 @@ do { \ # define __this_cpu_xor(pcp, val) __pcpu_size_call(__this_cpu_xor_, (pcp), (val)) #endif +#define __this_cpu_generic_add_return(pcp, val) \ +({ \ + __this_cpu_add(pcp, val); \ + __this_cpu_read(pcp); \ +}) + +#ifndef __this_cpu_add_return +# ifndef __this_cpu_add_return_1 +# define __this_cpu_add_return_1(pcp, val) __this_cpu_generic_add_return(pcp, val) +# endif +# ifndef __this_cpu_add_return_2 +# define __this_cpu_add_return_2(pcp, val) __this_cpu_generic_add_return(pcp, val) +# endif +# ifndef __this_cpu_add_return_4 +# define __this_cpu_add_return_4(pcp, val) __this_cpu_generic_add_return(pcp, val) +# endif +# ifndef __this_cpu_add_return_8 +# define __this_cpu_add_return_8(pcp, val) __this_cpu_generic_add_return(pcp, val) +# endif +# define __this_cpu_add_return(pcp, val) __pcpu_size_call_return2(this_cpu_add_return_, pcp, val) +#endif + +#define __this_cpu_sub_return(pcp, val) this_cpu_add_return(pcp, -(val)) +#define __this_cpu_inc_return(pcp) this_cpu_add_return(pcp, 1) +#define __this_cpu_dec_return(pcp) this_cpu_add_return(pcp, -1) + +#define __this_cpu_generic_xchg(pcp, nval) \ +({ typeof(pcp) ret__; \ + ret__ = __this_cpu_read(pcp); \ + __this_cpu_write(pcp, nval); \ + ret__; \ +}) + +#ifndef __this_cpu_xchg +# ifndef __this_cpu_xchg_1 +# define __this_cpu_xchg_1(pcp, nval) __this_cpu_generic_xchg(pcp, nval) +# endif +# ifndef __this_cpu_xchg_2 +# define __this_cpu_xchg_2(pcp, nval) __this_cpu_generic_xchg(pcp, nval) +# endif +# ifndef __this_cpu_xchg_4 +# define __this_cpu_xchg_4(pcp, nval) __this_cpu_generic_xchg(pcp, nval) +# endif +# ifndef __this_cpu_xchg_8 +# define __this_cpu_xchg_8(pcp, nval) __this_cpu_generic_xchg(pcp, nval) +# endif +# define __this_cpu_xchg(pcp, nval) \ + __pcpu_size_call_return2(__this_cpu_xchg_, (pcp), nval) +#endif + +#define __this_cpu_generic_cmpxchg(pcp, oval, nval) \ +({ \ + typeof(pcp) ret__; \ + ret__ = __this_cpu_read(pcp); \ + if (ret__ == (oval)) \ + __this_cpu_write(pcp, nval); \ + ret__; \ +}) + +#ifndef __this_cpu_cmpxchg +# ifndef __this_cpu_cmpxchg_1 +# define __this_cpu_cmpxchg_1(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef __this_cpu_cmpxchg_2 +# define __this_cpu_cmpxchg_2(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef __this_cpu_cmpxchg_4 +# define __this_cpu_cmpxchg_4(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef __this_cpu_cmpxchg_8 +# define __this_cpu_cmpxchg_8(pcp, oval, nval) __this_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# define __this_cpu_cmpxchg(pcp, oval, nval) \ + __pcpu_size_call_return2(__this_cpu_cmpxchg_, pcp, oval, nval) +#endif + +#define __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ +({ \ + int __ret = 0; \ + if (__this_cpu_read(pcp1) == (oval1) && \ + __this_cpu_read(pcp2) == (oval2)) { \ + __this_cpu_write(pcp1, (nval1)); \ + __this_cpu_write(pcp2, (nval2)); \ + __ret = 1; \ + } \ + (__ret); \ +}) + +#ifndef __this_cpu_cmpxchg_double +# ifndef __this_cpu_cmpxchg_double_1 +# define __this_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef __this_cpu_cmpxchg_double_2 +# define __this_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef __this_cpu_cmpxchg_double_4 +# define __this_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef __this_cpu_cmpxchg_double_8 +# define __this_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __this_cpu_generic_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# define __this_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __pcpu_double_call_return_bool(__this_cpu_cmpxchg_double_, (pcp1), (pcp2), (oval1), (oval2), (nval1), (nval2)) +#endif + /* * IRQ safe versions of the per cpu RMW operations. Note that these operations * are *not* safe against modification of the same variable from another * processors (which one gets when using regular atomic operations) - . They are guaranteed to be atomic vs. local interrupts and + * They are guaranteed to be atomic vs. local interrupts and * preemption only. */ #define irqsafe_cpu_generic_to_op(pcp, val, op) \ @@ -620,4 +890,65 @@ do { \ # define irqsafe_cpu_xor(pcp, val) __pcpu_size_call(irqsafe_cpu_xor_, (val)) #endif +#define irqsafe_cpu_generic_cmpxchg(pcp, oval, nval) \ +({ \ + typeof(pcp) ret__; \ + unsigned long flags; \ + local_irq_save(flags); \ + ret__ = __this_cpu_read(pcp); \ + if (ret__ == (oval)) \ + __this_cpu_write(pcp, nval); \ + local_irq_restore(flags); \ + ret__; \ +}) + +#ifndef irqsafe_cpu_cmpxchg +# ifndef irqsafe_cpu_cmpxchg_1 +# define irqsafe_cpu_cmpxchg_1(pcp, oval, nval) irqsafe_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef irqsafe_cpu_cmpxchg_2 +# define irqsafe_cpu_cmpxchg_2(pcp, oval, nval) irqsafe_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef irqsafe_cpu_cmpxchg_4 +# define irqsafe_cpu_cmpxchg_4(pcp, oval, nval) irqsafe_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# ifndef irqsafe_cpu_cmpxchg_8 +# define irqsafe_cpu_cmpxchg_8(pcp, oval, nval) irqsafe_cpu_generic_cmpxchg(pcp, oval, nval) +# endif +# define irqsafe_cpu_cmpxchg(pcp, oval, nval) \ + __pcpu_size_call_return2(irqsafe_cpu_cmpxchg_, (pcp), oval, nval) +#endif + +#define irqsafe_generic_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ +({ \ + int ret__; \ + unsigned long flags; \ + local_irq_save(flags); \ + ret__ = __this_cpu_generic_cmpxchg_double(pcp1, pcp2, \ + oval1, oval2, nval1, nval2); \ + local_irq_restore(flags); \ + ret__; \ +}) + +#ifndef irqsafe_cpu_cmpxchg_double +# ifndef irqsafe_cpu_cmpxchg_double_1 +# define irqsafe_cpu_cmpxchg_double_1(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + irqsafe_generic_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef irqsafe_cpu_cmpxchg_double_2 +# define irqsafe_cpu_cmpxchg_double_2(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + irqsafe_generic_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef irqsafe_cpu_cmpxchg_double_4 +# define irqsafe_cpu_cmpxchg_double_4(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + irqsafe_generic_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# ifndef irqsafe_cpu_cmpxchg_double_8 +# define irqsafe_cpu_cmpxchg_double_8(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + irqsafe_generic_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) +# endif +# define irqsafe_cpu_cmpxchg_double(pcp1, pcp2, oval1, oval2, nval1, nval2) \ + __pcpu_double_call_return_bool(irqsafe_cpu_cmpxchg_double_, (pcp1), (pcp2), (oval1), (oval2), (nval1), (nval2)) +#endif + #endif /* __LINUX_PERCPU_H */ diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h index 8a7d510ffa9c..46f6ba56fa91 100644 --- a/include/linux/percpu_counter.h +++ b/include/linux/percpu_counter.h @@ -78,6 +78,11 @@ static inline s64 percpu_counter_read_positive(struct percpu_counter *fbc) return 1; } +static inline int percpu_counter_initialized(struct percpu_counter *fbc) +{ + return (fbc->counters != NULL); +} + #else struct percpu_counter { @@ -143,6 +148,11 @@ static inline s64 percpu_counter_sum(struct percpu_counter *fbc) return percpu_counter_read(fbc); } +static inline int percpu_counter_initialized(struct percpu_counter *fbc) +{ + return 1; +} + #endif /* CONFIG_SMP */ static inline void percpu_counter_inc(struct percpu_counter *fbc) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 057bf22a8323..3412684ce5d5 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -2,8 +2,8 @@ * Performance events: * * Copyright (C) 2008-2009, Thomas Gleixner <tglx@linutronix.de> - * Copyright (C) 2008-2009, Red Hat, Inc., Ingo Molnar - * Copyright (C) 2008-2009, Red Hat, Inc., Peter Zijlstra + * Copyright (C) 2008-2011, Red Hat, Inc., Ingo Molnar + * Copyright (C) 2008-2011, Red Hat, Inc., Peter Zijlstra * * Data type definitions, declarations, prototypes. * @@ -52,6 +52,8 @@ enum perf_hw_id { PERF_COUNT_HW_BRANCH_INSTRUCTIONS = 4, PERF_COUNT_HW_BRANCH_MISSES = 5, PERF_COUNT_HW_BUS_CYCLES = 6, + PERF_COUNT_HW_STALLED_CYCLES_FRONTEND = 7, + PERF_COUNT_HW_STALLED_CYCLES_BACKEND = 8, PERF_COUNT_HW_MAX, /* non-ABI */ }; @@ -215,8 +217,9 @@ struct perf_event_attr { */ precise_ip : 2, /* skid constraint */ mmap_data : 1, /* non-exec mmap data */ + sample_id_all : 1, /* sample_type all events */ - __reserved_1 : 46; + __reserved_1 : 45; union { __u32 wakeup_events; /* wakeup every n events */ @@ -224,8 +227,14 @@ struct perf_event_attr { }; __u32 bp_type; - __u64 bp_addr; - __u64 bp_len; + union { + __u64 bp_addr; + __u64 config1; /* extension of config */ + }; + union { + __u64 bp_len; + __u64 config2; /* extension of config1 */ + }; }; /* @@ -327,6 +336,15 @@ struct perf_event_header { enum perf_event_type { /* + * If perf_event_attr.sample_id_all is set then all event types will + * have the sample_type selected fields related to where/when + * (identity) an event took place (TID, TIME, ID, CPU, STREAM_ID) + * described in PERF_RECORD_SAMPLE below, it will be stashed just after + * the perf_event_header and the fields already present for the existing + * fields, i.e. at the end of the payload. That way a newer perf.data + * file will be supported by older perf tools, with these new optional + * fields being ignored. + * * The MMAP events record the PROT_EXEC mappings so that we can * correlate userspace IPs to code. They have the following structure: * @@ -452,8 +470,9 @@ enum perf_callchain_context { PERF_CONTEXT_MAX = (__u64)-4095, }; -#define PERF_FLAG_FD_NO_GROUP (1U << 0) -#define PERF_FLAG_FD_OUTPUT (1U << 1) +#define PERF_FLAG_FD_NO_GROUP (1U << 0) +#define PERF_FLAG_FD_OUTPUT (1U << 1) +#define PERF_FLAG_PID_CGROUP (1U << 2) /* pid=cgroup id, per-cpu mode only */ #ifdef __KERNEL__ /* @@ -461,14 +480,15 @@ enum perf_callchain_context { */ #ifdef CONFIG_PERF_EVENTS +# include <linux/cgroup.h> # include <asm/perf_event.h> # include <asm/local64.h> #endif struct perf_guest_info_callbacks { - int (*is_in_guest) (void); - int (*is_user_mode) (void); - unsigned long (*get_guest_ip) (void); + int (*is_in_guest)(void); + int (*is_user_mode)(void); + unsigned long (*get_guest_ip)(void); }; #ifdef CONFIG_HAVE_HW_BREAKPOINT @@ -487,7 +507,7 @@ struct perf_guest_info_callbacks { #include <linux/ftrace.h> #include <linux/cpu.h> #include <linux/irq_work.h> -#include <linux/jump_label_ref.h> +#include <linux/jump_label.h> #include <asm/atomic.h> #include <asm/local.h> @@ -529,6 +549,9 @@ struct hw_perf_event { unsigned long event_base; int idx; int last_cpu; + unsigned int extra_reg; + u64 extra_config; + int extra_alloc; }; struct { /* software */ struct hrtimer hrtimer; @@ -578,6 +601,10 @@ struct perf_event; struct pmu { struct list_head entry; + struct device *dev; + char *name; + int type; + int * __percpu pmu_disable_count; struct perf_cpu_context * __percpu pmu_cpu_context; int task_ctx_nr; @@ -627,19 +654,19 @@ struct pmu { * Start the transaction, after this ->add() doesn't need to * do schedulability tests. */ - void (*start_txn) (struct pmu *pmu); /* optional */ + void (*start_txn) (struct pmu *pmu); /* optional */ /* * If ->start_txn() disabled the ->add() schedulability test * then ->commit_txn() is required to perform one. On success * the transaction is closed. On error the transaction is kept * open until ->cancel_txn() is called. */ - int (*commit_txn) (struct pmu *pmu); /* optional */ + int (*commit_txn) (struct pmu *pmu); /* optional */ /* * Will cancel the transaction, assumes ->del() is called - * for each successfull ->add() during the transaction. + * for each successful ->add() during the transaction. */ - void (*cancel_txn) (struct pmu *pmu); /* optional */ + void (*cancel_txn) (struct pmu *pmu); /* optional */ }; /** @@ -687,21 +714,37 @@ typedef void (*perf_overflow_handler_t)(struct perf_event *, int, struct pt_regs *regs); enum perf_group_flag { - PERF_GROUP_SOFTWARE = 0x1, + PERF_GROUP_SOFTWARE = 0x1, }; -#define SWEVENT_HLIST_BITS 8 -#define SWEVENT_HLIST_SIZE (1 << SWEVENT_HLIST_BITS) +#define SWEVENT_HLIST_BITS 8 +#define SWEVENT_HLIST_SIZE (1 << SWEVENT_HLIST_BITS) struct swevent_hlist { - struct hlist_head heads[SWEVENT_HLIST_SIZE]; - struct rcu_head rcu_head; + struct hlist_head heads[SWEVENT_HLIST_SIZE]; + struct rcu_head rcu_head; }; #define PERF_ATTACH_CONTEXT 0x01 #define PERF_ATTACH_GROUP 0x02 #define PERF_ATTACH_TASK 0x04 +#ifdef CONFIG_CGROUP_PERF +/* + * perf_cgroup_info keeps track of time_enabled for a cgroup. + * This is a per-cpu dynamically allocated data structure. + */ +struct perf_cgroup_info { + u64 time; + u64 timestamp; +}; + +struct perf_cgroup { + struct cgroup_subsys_state css; + struct perf_cgroup_info *info; /* timing info, one per cpu */ +}; +#endif + /** * struct perf_event - performance event kernel representation: */ @@ -747,7 +790,20 @@ struct perf_event { u64 tstamp_running; u64 tstamp_stopped; + /* + * timestamp shadows the actual context timing but it can + * be safely used in NMI interrupt context. It reflects the + * context time as it was when the event was last scheduled in. + * + * ctx_time already accounts for ctx->timestamp. Therefore to + * compute ctx_time for a sample, simply add perf_clock(). + */ + u64 shadow_ctx_time; + struct perf_event_attr attr; + u16 header_size; + u16 id_header_size; + u16 read_size; struct hw_perf_event hw; struct perf_event_context *ctx; @@ -805,6 +861,11 @@ struct perf_event { struct event_filter *filter; #endif +#ifdef CONFIG_CGROUP_PERF + struct perf_cgroup *cgrp; /* cgroup event is attach to */ + int cgrp_defer_enabled; +#endif + #endif /* CONFIG_PERF_EVENTS */ }; @@ -819,8 +880,8 @@ enum perf_event_context_type { * Used as a container for task events and CPU events as well: */ struct perf_event_context { - enum perf_event_context_type type; struct pmu *pmu; + enum perf_event_context_type type; /* * Protect the states of the events in the list, * nr_active, and the list: @@ -840,6 +901,7 @@ struct perf_event_context { int nr_active; int is_active; int nr_stat; + int rotate_disable; atomic_t refcount; struct task_struct *task; @@ -858,11 +920,12 @@ struct perf_event_context { u64 generation; int pin_count; struct rcu_head rcu_head; + int nr_cgroups; /* cgroup events present */ }; /* * Number of contexts where an event can trigger: - * task, softirq, hardirq, nmi. + * task, softirq, hardirq, nmi. */ #define PERF_NR_CONTEXTS 4 @@ -876,6 +939,8 @@ struct perf_cpu_context { int exclusive; struct list_head rotation_list; int jiffies_interval; + struct pmu *active_pmu; + struct perf_cgroup *cgrp; }; struct perf_output_handle { @@ -891,27 +956,13 @@ struct perf_output_handle { #ifdef CONFIG_PERF_EVENTS -extern int perf_pmu_register(struct pmu *pmu); +extern int perf_pmu_register(struct pmu *pmu, char *name, int type); extern void perf_pmu_unregister(struct pmu *pmu); extern int perf_num_counters(void); extern const char *perf_pmu_name(void); extern void __perf_event_task_sched_in(struct task_struct *task); extern void __perf_event_task_sched_out(struct task_struct *task, struct task_struct *next); - -extern atomic_t perf_task_events; - -static inline void perf_event_task_sched_in(struct task_struct *task) -{ - COND_STMT(&perf_task_events, __perf_event_task_sched_in(task)); -} - -static inline -void perf_event_task_sched_out(struct task_struct *task, struct task_struct *next) -{ - COND_STMT(&perf_task_events, __perf_event_task_sched_out(task, next)); -} - extern int perf_event_init_task(struct task_struct *child); extern void perf_event_exit_task(struct task_struct *child); extern void perf_event_free_task(struct task_struct *task); @@ -952,8 +1003,7 @@ struct perf_sample_data { struct perf_raw_record *raw; }; -static inline -void perf_sample_data_init(struct perf_sample_data *data, u64 addr) +static inline void perf_sample_data_init(struct perf_sample_data *data, u64 addr) { data->addr = addr; data->raw = NULL; @@ -972,6 +1022,11 @@ extern int perf_event_overflow(struct perf_event *event, int nmi, struct perf_sample_data *data, struct pt_regs *regs); +static inline bool is_sampling_event(struct perf_event *event) +{ + return event->attr.sample_period != 0; +} + /* * Return 1 for a software event, 0 for a hardware event */ @@ -980,13 +1035,12 @@ static inline int is_software_event(struct perf_event *event) return event->pmu->task_ctx_nr == perf_sw_context; } -extern atomic_t perf_swevent_enabled[PERF_COUNT_SW_MAX]; +extern struct jump_label_key perf_swevent_enabled[PERF_COUNT_SW_MAX]; extern void __perf_sw_event(u32, u64, int, struct pt_regs *, u64); #ifndef perf_arch_fetch_caller_regs -static inline void -perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip) { } +static inline void perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip) { } #endif /* @@ -1009,15 +1063,28 @@ perf_sw_event(u32 event_id, u64 nr, int nmi, struct pt_regs *regs, u64 addr) { struct pt_regs hot_regs; - JUMP_LABEL(&perf_swevent_enabled[event_id], have_event); - return; - -have_event: - if (!regs) { - perf_fetch_caller_regs(&hot_regs); - regs = &hot_regs; + if (static_branch(&perf_swevent_enabled[event_id])) { + if (!regs) { + perf_fetch_caller_regs(&hot_regs); + regs = &hot_regs; + } + __perf_sw_event(event_id, nr, nmi, regs, addr); } - __perf_sw_event(event_id, nr, nmi, regs, addr); +} + +extern struct jump_label_key perf_sched_events; + +static inline void perf_event_task_sched_in(struct task_struct *task) +{ + if (static_branch(&perf_sched_events)) + __perf_event_task_sched_in(task); +} + +static inline void perf_event_task_sched_out(struct task_struct *task, struct task_struct *next) +{ + perf_sw_event(PERF_COUNT_SW_CONTEXT_SWITCHES, 1, 1, NULL, 0); + + __perf_event_task_sched_out(task, next); } extern void perf_event_mmap(struct vm_area_struct *vma); @@ -1031,14 +1098,10 @@ extern void perf_event_fork(struct task_struct *tsk); /* Callchains */ DECLARE_PER_CPU(struct perf_callchain_entry, perf_callchain_entry); -extern void perf_callchain_user(struct perf_callchain_entry *entry, - struct pt_regs *regs); -extern void perf_callchain_kernel(struct perf_callchain_entry *entry, - struct pt_regs *regs); - +extern void perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs); +extern void perf_callchain_kernel(struct perf_callchain_entry *entry, struct pt_regs *regs); -static inline void -perf_callchain_store(struct perf_callchain_entry *entry, u64 ip) +static inline void perf_callchain_store(struct perf_callchain_entry *entry, u64 ip) { if (entry->nr < PERF_MAX_STACK_DEPTH) entry->ip[entry->nr++] = ip; @@ -1048,6 +1111,10 @@ extern int sysctl_perf_event_paranoid; extern int sysctl_perf_event_mlock; extern int sysctl_perf_event_sample_rate; +extern int perf_proc_update_handler(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, + loff_t *ppos); + static inline bool perf_paranoid_tracepoint_raw(void) { return sysctl_perf_event_paranoid > -1; @@ -1070,9 +1137,9 @@ extern void perf_tp_event(u64 addr, u64 count, void *record, extern void perf_bp_event(struct perf_event *event, void *data); #ifndef perf_misc_flags -#define perf_misc_flags(regs) (user_mode(regs) ? PERF_RECORD_MISC_USER : \ - PERF_RECORD_MISC_KERNEL) -#define perf_instruction_pointer(regs) instruction_pointer(regs) +# define perf_misc_flags(regs) \ + (user_mode(regs) ? PERF_RECORD_MISC_USER : PERF_RECORD_MISC_KERNEL) +# define perf_instruction_pointer(regs) instruction_pointer(regs) #endif extern int perf_output_begin(struct perf_output_handle *handle, @@ -1107,9 +1174,9 @@ static inline void perf_bp_event(struct perf_event *event, void *data) { } static inline int perf_register_guest_info_callbacks -(struct perf_guest_info_callbacks *callbacks) { return 0; } +(struct perf_guest_info_callbacks *callbacks) { return 0; } static inline int perf_unregister_guest_info_callbacks -(struct perf_guest_info_callbacks *callbacks) { return 0; } +(struct perf_guest_info_callbacks *callbacks) { return 0; } static inline void perf_event_mmap(struct vm_area_struct *vma) { } static inline void perf_event_comm(struct task_struct *tsk) { } @@ -1122,23 +1189,22 @@ static inline void perf_event_disable(struct perf_event *event) { } static inline void perf_event_task_tick(void) { } #endif -#define perf_output_put(handle, x) \ - perf_output_copy((handle), &(x), sizeof(x)) +#define perf_output_put(handle, x) perf_output_copy((handle), &(x), sizeof(x)) /* * This has to have a higher priority than migration_notifier in sched.c. */ -#define perf_cpu_notifier(fn) \ -do { \ - static struct notifier_block fn##_nb __cpuinitdata = \ - { .notifier_call = fn, .priority = CPU_PRI_PERF }; \ - fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE, \ - (void *)(unsigned long)smp_processor_id()); \ - fn(&fn##_nb, (unsigned long)CPU_STARTING, \ - (void *)(unsigned long)smp_processor_id()); \ - fn(&fn##_nb, (unsigned long)CPU_ONLINE, \ - (void *)(unsigned long)smp_processor_id()); \ - register_cpu_notifier(&fn##_nb); \ +#define perf_cpu_notifier(fn) \ +do { \ + static struct notifier_block fn##_nb __cpuinitdata = \ + { .notifier_call = fn, .priority = CPU_PRI_PERF }; \ + fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE, \ + (void *)(unsigned long)smp_processor_id()); \ + fn(&fn##_nb, (unsigned long)CPU_STARTING, \ + (void *)(unsigned long)smp_processor_id()); \ + fn(&fn##_nb, (unsigned long)CPU_ONLINE, \ + (void *)(unsigned long)smp_processor_id()); \ + register_cpu_notifier(&fn##_nb); \ } while (0) #endif /* __KERNEL__ */ diff --git a/include/linux/phonet.h b/include/linux/phonet.h index 26c8df786918..6fb13841db45 100644 --- a/include/linux/phonet.h +++ b/include/linux/phonet.h @@ -36,9 +36,7 @@ /* Socket options for SOL_PNPIPE level */ #define PNPIPE_ENCAP 1 #define PNPIPE_IFINDEX 2 -#define PNPIPE_PIPE_HANDLE 3 -#define PNPIPE_ENABLE 4 -/* unused slot */ +#define PNPIPE_HANDLE 3 #define PNADDR_ANY 0 #define PNADDR_BROADCAST 0xFC diff --git a/include/linux/phy.h b/include/linux/phy.h index a6e047a04f79..7da5fa845959 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -472,11 +472,7 @@ static inline int phy_write(struct phy_device *phydev, u32 regnum, u16 val) int get_phy_id(struct mii_bus *bus, int addr, u32 *phy_id); struct phy_device* get_phy_device(struct mii_bus *bus, int addr); int phy_device_register(struct phy_device *phy); -int phy_clear_interrupt(struct phy_device *phydev); -int phy_config_interrupt(struct phy_device *phydev, u32 interrupts); int phy_init_hw(struct phy_device *phydev); -int phy_attach_direct(struct net_device *dev, struct phy_device *phydev, - u32 flags, phy_interface_t interface); struct phy_device * phy_attach(struct net_device *dev, const char *bus_id, u32 flags, phy_interface_t interface); struct phy_device *phy_find_first(struct mii_bus *bus); @@ -492,17 +488,12 @@ void phy_start(struct phy_device *phydev); void phy_stop(struct phy_device *phydev); int phy_start_aneg(struct phy_device *phydev); -void phy_sanitize_settings(struct phy_device *phydev); int phy_stop_interrupts(struct phy_device *phydev); -int phy_enable_interrupts(struct phy_device *phydev); -int phy_disable_interrupts(struct phy_device *phydev); static inline int phy_read_status(struct phy_device *phydev) { return phydev->drv->read_status(phydev); } -int genphy_config_advert(struct phy_device *phydev); -int genphy_setup_forced(struct phy_device *phydev); int genphy_restart_aneg(struct phy_device *phydev); int genphy_config_aneg(struct phy_device *phydev); int genphy_update_link(struct phy_device *phydev); @@ -511,8 +502,6 @@ int genphy_suspend(struct phy_device *phydev); int genphy_resume(struct phy_device *phydev); void phy_driver_unregister(struct phy_driver *drv); int phy_driver_register(struct phy_driver *new_driver); -void phy_prepare_link(struct phy_device *phydev, - void (*adjust_link)(struct net_device *)); void phy_state_machine(struct work_struct *work); void phy_start_machine(struct phy_device *phydev, void (*handler)(struct net_device *)); @@ -523,7 +512,6 @@ int phy_mii_ioctl(struct phy_device *phydev, struct ifreq *ifr, int cmd); int phy_start_interrupts(struct phy_device *phydev); void phy_print_status(struct phy_device *phydev); -struct phy_device* phy_device_create(struct mii_bus *bus, int addr, int phy_id); void phy_device_free(struct phy_device *phydev); int phy_register_fixup(const char *bus_id, u32 phy_uid, u32 phy_uid_mask, diff --git a/include/linux/pid.h b/include/linux/pid.h index 49f1c2f66e95..cdced84261d7 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -21,7 +21,7 @@ enum pid_type * quickly from the numeric pid value. The attached processes may be * quickly accessed by following pointers from struct pid. * - * Storing pid_t values in the kernel and refering to them later has a + * Storing pid_t values in the kernel and referring to them later has a * problem. The process originally with that pid may have exited and the * pid allocator wrapped, and another process could have come along * and been assigned that pid. @@ -117,7 +117,7 @@ extern struct pid *find_vpid(int nr); */ extern struct pid *find_get_pid(int nr); extern struct pid *find_ge_pid(int nr, struct pid_namespace *); -int next_pidmap(struct pid_namespace *pid_ns, int last); +int next_pidmap(struct pid_namespace *pid_ns, unsigned int last); extern struct pid *alloc_pid(struct pid_namespace *ns); extern void free_pid(struct pid *pid); @@ -141,6 +141,17 @@ static inline struct pid_namespace *ns_of_pid(struct pid *pid) } /* + * is_child_reaper returns true if the pid is the init process + * of the current namespace. As this one could be checked before + * pid_ns->child_reaper is assigned in copy_process, we check + * with the pid number. + */ +static inline bool is_child_reaper(struct pid *pid) +{ + return pid->numbers[pid->level].nr == 1; +} + +/* * the helpers to get the pid's id seen from different namespaces * * pid_nr() : global id, i.e. the id seen from the init namespace; diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 445796945ac9..77257c92155a 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -30,6 +30,7 @@ struct pipe_buffer { * struct pipe_inode_info - a linux kernel pipe * @wait: reader/writer wait point in case of empty/full pipe * @nrbufs: the number of non-empty pipe buffers in this pipe + * @buffers: total number of buffers (should be a power of 2) * @curbuf: the current pipe buffer entry * @tmp_page: cached released page * @readers: number of current readers of this pipe @@ -160,5 +161,6 @@ void generic_pipe_buf_release(struct pipe_inode_info *, struct pipe_buffer *); /* for F_SETPIPE_SZ and F_GETPIPE_SZ */ long pipe_fcntl(struct file *, unsigned int, unsigned long arg); +struct pipe_inode_info *get_pipe_info(struct file *file); #endif diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index 2cfa4bc8dea6..c5336705921f 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -223,7 +223,7 @@ struct tc_gred_qopt { __u32 limit; /* HARD maximal queue length (bytes) */ __u32 qth_min; /* Min average length threshold (bytes) */ __u32 qth_max; /* Max average length threshold (bytes) */ - __u32 DP; /* upto 2^32 DPs */ + __u32 DP; /* up to 2^32 DPs */ __u32 backlog; __u32 qave; __u32 forced; @@ -247,6 +247,35 @@ struct tc_gred_sopt { __u16 pad1; }; +/* CHOKe section */ + +enum { + TCA_CHOKE_UNSPEC, + TCA_CHOKE_PARMS, + TCA_CHOKE_STAB, + __TCA_CHOKE_MAX, +}; + +#define TCA_CHOKE_MAX (__TCA_CHOKE_MAX - 1) + +struct tc_choke_qopt { + __u32 limit; /* Hard queue length (packets) */ + __u32 qth_min; /* Min average threshold (packets) */ + __u32 qth_max; /* Max average threshold (packets) */ + unsigned char Wlog; /* log(W) */ + unsigned char Plog; /* log(P_max/(qth_max-qth_min)) */ + unsigned char Scell_log; /* cell size for idle damping */ + unsigned char flags; /* see RED flags */ +}; + +struct tc_choke_xstats { + __u32 early; /* Early drops */ + __u32 pdrop; /* Drops due to queue limits */ + __u32 other; /* Drops due to drop() calls */ + __u32 marked; /* Marked packets */ + __u32 matched; /* Drops due to flow match */ +}; + /* HTB section */ #define TC_HTB_NUMPRIO 8 #define TC_HTB_MAXDEPTH 8 @@ -435,6 +464,7 @@ enum { TCA_NETEM_DELAY_DIST, TCA_NETEM_REORDER, TCA_NETEM_CORRUPT, + TCA_NETEM_LOSS, __TCA_NETEM_MAX, }; @@ -465,7 +495,33 @@ struct tc_netem_corrupt { __u32 correlation; }; +enum { + NETEM_LOSS_UNSPEC, + NETEM_LOSS_GI, /* General Intuitive - 4 state model */ + NETEM_LOSS_GE, /* Gilbert Elliot models */ + __NETEM_LOSS_MAX +}; +#define NETEM_LOSS_MAX (__NETEM_LOSS_MAX - 1) + +/* State transition probablities for 4 state model */ +struct tc_netem_gimodel { + __u32 p13; + __u32 p31; + __u32 p32; + __u32 p14; + __u32 p23; +}; + +/* Gilbert-Elliot models */ +struct tc_netem_gemodel { + __u32 p; + __u32 r; + __u32 h; + __u32 k1; +}; + #define NETEM_DIST_SCALE 8192 +#define NETEM_DIST_MAX 16384 /* DRR */ @@ -481,4 +537,70 @@ struct tc_drr_stats { __u32 deficit; }; +/* MQPRIO */ +#define TC_QOPT_BITMASK 15 +#define TC_QOPT_MAX_QUEUE 16 + +struct tc_mqprio_qopt { + __u8 num_tc; + __u8 prio_tc_map[TC_QOPT_BITMASK + 1]; + __u8 hw; + __u16 count[TC_QOPT_MAX_QUEUE]; + __u16 offset[TC_QOPT_MAX_QUEUE]; +}; + +/* SFB */ + +enum { + TCA_SFB_UNSPEC, + TCA_SFB_PARMS, + __TCA_SFB_MAX, +}; + +#define TCA_SFB_MAX (__TCA_SFB_MAX - 1) + +/* + * Note: increment, decrement are Q0.16 fixed-point values. + */ +struct tc_sfb_qopt { + __u32 rehash_interval; /* delay between hash move, in ms */ + __u32 warmup_time; /* double buffering warmup time in ms (warmup_time < rehash_interval) */ + __u32 max; /* max len of qlen_min */ + __u32 bin_size; /* maximum queue length per bin */ + __u32 increment; /* probability increment, (d1 in Blue) */ + __u32 decrement; /* probability decrement, (d2 in Blue) */ + __u32 limit; /* max SFB queue length */ + __u32 penalty_rate; /* inelastic flows are rate limited to 'rate' pps */ + __u32 penalty_burst; +}; + +struct tc_sfb_xstats { + __u32 earlydrop; + __u32 penaltydrop; + __u32 bucketdrop; + __u32 queuedrop; + __u32 childdrop; /* drops in child qdisc */ + __u32 marked; + __u32 maxqlen; + __u32 maxprob; + __u32 avgprob; +}; + +#define SFB_MAX_PROB 0xFFFF + +/* QFQ */ +enum { + TCA_QFQ_UNSPEC, + TCA_QFQ_WEIGHT, + TCA_QFQ_LMAX, + __TCA_QFQ_MAX +}; + +#define TCA_QFQ_MAX (__TCA_QFQ_MAX - 1) + +struct tc_qfq_stats { + __u32 weight; + __u32 lmax; +}; + #endif diff --git a/include/linux/platform_data/msm_serial_hs.h b/include/linux/platform_data/msm_serial_hs.h new file mode 100644 index 000000000000..98a2046f8b31 --- /dev/null +++ b/include/linux/platform_data/msm_serial_hs.h @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2008 Google, Inc. + * Author: Nick Pelly <npelly@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __ASM_ARCH_MSM_SERIAL_HS_H +#define __ASM_ARCH_MSM_SERIAL_HS_H + +#include <linux/serial_core.h> + +/* API to request the uart clock off or on for low power management + * Clients should call request_clock_off() when no uart data is expected, + * and must call request_clock_on() before any further uart data can be + * received. */ +extern void msm_hs_request_clock_off(struct uart_port *uport); +extern void msm_hs_request_clock_on(struct uart_port *uport); + +/** + * struct msm_serial_hs_platform_data + * @rx_wakeup_irq: Rx activity irq + * @rx_to_inject: extra character to be inserted to Rx tty on wakeup + * @inject_rx: 1 = insert rx_to_inject. 0 = do not insert extra character + * @exit_lpm_cb: function called before every Tx transaction + * + * This is an optional structure required for UART Rx GPIO IRQ based + * wakeup from low power state. UART wakeup can be triggered by RX activity + * (using a wakeup GPIO on the UART RX pin). This should only be used if + * there is not a wakeup GPIO on the UART CTS, and the first RX byte is + * known (eg., with the Bluetooth Texas Instruments HCILL protocol), + * since the first RX byte will always be lost. RTS will be asserted even + * while the UART is clocked off in this mode of operation. + */ +struct msm_serial_hs_platform_data { + int rx_wakeup_irq; + unsigned char inject_rx_on_wakeup; + char rx_to_inject; + void (*exit_lpm_cb)(struct uart_port *); +}; + +#endif diff --git a/include/linux/platform_data/tegra_usb.h b/include/linux/platform_data/tegra_usb.h new file mode 100644 index 000000000000..6bca5b569acb --- /dev/null +++ b/include/linux/platform_data/tegra_usb.h @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2010 Google, Inc. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef _TEGRA_USB_H_ +#define _TEGRA_USB_H_ + +enum tegra_usb_operating_modes { + TEGRA_USB_DEVICE, + TEGRA_USB_HOST, + TEGRA_USB_OTG, +}; + +struct tegra_ehci_platform_data { + enum tegra_usb_operating_modes operating_mode; + /* power down the phy on bus suspend */ + int power_down_on_bus_suspend; + void *phy_config; +}; + +#endif /* _TEGRA_USB_H_ */ diff --git a/include/linux/platform_data/uio_pruss.h b/include/linux/platform_data/uio_pruss.h new file mode 100644 index 000000000000..f39140aabc6f --- /dev/null +++ b/include/linux/platform_data/uio_pruss.h @@ -0,0 +1,25 @@ +/* + * include/linux/platform_data/uio_pruss.h + * + * Platform data for uio_pruss driver + * + * Copyright (C) 2010-11 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation version 2. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _UIO_PRUSS_H_ +#define _UIO_PRUSS_H_ + +/* To configure the PRUSS INTC base offset for UIO driver */ +struct uio_pruss_pdata { + u32 pintc_base; +}; +#endif /* _UIO_PRUSS_H_ */ diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 2e700ec0601f..ede1a80e3358 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -14,6 +14,8 @@ #include <linux/device.h> #include <linux/mod_devicetable.h> +struct mfd_cell; + struct platform_device { const char * name; int id; @@ -23,6 +25,9 @@ struct platform_device { const struct platform_device_id *id_entry; + /* MFD cell pointer */ + struct mfd_cell *mfd_cell; + /* arch specific additions */ struct pdev_archdata archdata; }; @@ -130,17 +135,21 @@ extern void platform_driver_unregister(struct platform_driver *); extern int platform_driver_probe(struct platform_driver *driver, int (*probe)(struct platform_device *)); -#define platform_get_drvdata(_dev) dev_get_drvdata(&(_dev)->dev) -#define platform_set_drvdata(_dev,data) dev_set_drvdata(&(_dev)->dev, (data)) +static inline void *platform_get_drvdata(const struct platform_device *pdev) +{ + return dev_get_drvdata(&pdev->dev); +} + +static inline void platform_set_drvdata(struct platform_device *pdev, void *data) +{ + dev_set_drvdata(&pdev->dev, data); +} extern struct platform_device *platform_create_bundle(struct platform_driver *driver, int (*probe)(struct platform_device *), struct resource *res, unsigned int n_res, const void *data, size_t size); -extern const struct dev_pm_ops * platform_bus_get_pm_ops(void); -extern void platform_bus_set_pm_ops(const struct dev_pm_ops *pm); - /* early platform driver interface */ struct early_platform_driver { const char *class_str; @@ -193,4 +202,64 @@ static inline char *early_platform_driver_setup_func(void) \ } #endif /* MODULE */ +#ifdef CONFIG_PM_SLEEP +extern int platform_pm_prepare(struct device *dev); +extern void platform_pm_complete(struct device *dev); +#else +#define platform_pm_prepare NULL +#define platform_pm_complete NULL +#endif + +#ifdef CONFIG_SUSPEND +extern int platform_pm_suspend(struct device *dev); +extern int platform_pm_suspend_noirq(struct device *dev); +extern int platform_pm_resume(struct device *dev); +extern int platform_pm_resume_noirq(struct device *dev); +#else +#define platform_pm_suspend NULL +#define platform_pm_resume NULL +#define platform_pm_suspend_noirq NULL +#define platform_pm_resume_noirq NULL +#endif + +#ifdef CONFIG_HIBERNATE_CALLBACKS +extern int platform_pm_freeze(struct device *dev); +extern int platform_pm_freeze_noirq(struct device *dev); +extern int platform_pm_thaw(struct device *dev); +extern int platform_pm_thaw_noirq(struct device *dev); +extern int platform_pm_poweroff(struct device *dev); +extern int platform_pm_poweroff_noirq(struct device *dev); +extern int platform_pm_restore(struct device *dev); +extern int platform_pm_restore_noirq(struct device *dev); +#else +#define platform_pm_freeze NULL +#define platform_pm_thaw NULL +#define platform_pm_poweroff NULL +#define platform_pm_restore NULL +#define platform_pm_freeze_noirq NULL +#define platform_pm_thaw_noirq NULL +#define platform_pm_poweroff_noirq NULL +#define platform_pm_restore_noirq NULL +#endif + +#ifdef CONFIG_PM_SLEEP +#define USE_PLATFORM_PM_SLEEP_OPS \ + .prepare = platform_pm_prepare, \ + .complete = platform_pm_complete, \ + .suspend = platform_pm_suspend, \ + .resume = platform_pm_resume, \ + .freeze = platform_pm_freeze, \ + .thaw = platform_pm_thaw, \ + .poweroff = platform_pm_poweroff, \ + .restore = platform_pm_restore, \ + .suspend_noirq = platform_pm_suspend_noirq, \ + .resume_noirq = platform_pm_resume_noirq, \ + .freeze_noirq = platform_pm_freeze_noirq, \ + .thaw_noirq = platform_pm_thaw_noirq, \ + .poweroff_noirq = platform_pm_poweroff_noirq, \ + .restore_noirq = platform_pm_restore_noirq, +#else +#define USE_PLATFORM_PM_SLEEP_OPS +#endif + #endif /* _PLATFORM_DEVICE_H_ */ diff --git a/include/linux/plist.h b/include/linux/plist.h index 7254eda078e5..c9b9f322c8d8 100644 --- a/include/linux/plist.h +++ b/include/linux/plist.h @@ -31,15 +31,17 @@ * * Simple ASCII art explanation: * - * |HEAD | - * | | - * |prio_list.prev|<------------------------------------| - * |prio_list.next|<->|pl|<->|pl|<--------------->|pl|<-| - * |10 | |10| |21| |21| |21| |40| (prio) - * | | | | | | | | | | | | - * | | | | | | | | | | | | - * |node_list.next|<->|nl|<->|nl|<->|nl|<->|nl|<->|nl|<-| - * |node_list.prev|<------------------------------------| + * pl:prio_list (only for plist_node) + * nl:node_list + * HEAD| NODE(S) + * | + * ||------------------------------------| + * ||->|pl|<->|pl|<--------------->|pl|<-| + * | |10| |21| |21| |21| |40| (prio) + * | | | | | | | | | | | + * | | | | | | | | | | | + * |->|nl|<->|nl|<->|nl|<->|nl|<->|nl|<->|nl|<-| + * |-------------------------------------------| * * The nodes on the prio_list list are sorted by priority to simplify * the insertion of new nodes. There are no nodes with duplicate @@ -78,7 +80,6 @@ #include <linux/spinlock_types.h> struct plist_head { - struct list_head prio_list; struct list_head node_list; #ifdef CONFIG_DEBUG_PI_LIST raw_spinlock_t *rawlock; @@ -88,7 +89,8 @@ struct plist_head { struct plist_node { int prio; - struct plist_head plist; + struct list_head prio_list; + struct list_head node_list; }; #ifdef CONFIG_DEBUG_PI_LIST @@ -100,7 +102,6 @@ struct plist_node { #endif #define _PLIST_HEAD_INIT(head) \ - .prio_list = LIST_HEAD_INIT((head).prio_list), \ .node_list = LIST_HEAD_INIT((head).node_list) /** @@ -133,7 +134,8 @@ struct plist_node { #define PLIST_NODE_INIT(node, __prio) \ { \ .prio = (__prio), \ - .plist = { _PLIST_HEAD_INIT((node).plist) }, \ + .prio_list = LIST_HEAD_INIT((node).prio_list), \ + .node_list = LIST_HEAD_INIT((node).node_list), \ } /** @@ -144,7 +146,6 @@ struct plist_node { static inline void plist_head_init(struct plist_head *head, spinlock_t *lock) { - INIT_LIST_HEAD(&head->prio_list); INIT_LIST_HEAD(&head->node_list); #ifdef CONFIG_DEBUG_PI_LIST head->spinlock = lock; @@ -160,7 +161,6 @@ plist_head_init(struct plist_head *head, spinlock_t *lock) static inline void plist_head_init_raw(struct plist_head *head, raw_spinlock_t *lock) { - INIT_LIST_HEAD(&head->prio_list); INIT_LIST_HEAD(&head->node_list); #ifdef CONFIG_DEBUG_PI_LIST head->rawlock = lock; @@ -176,7 +176,8 @@ plist_head_init_raw(struct plist_head *head, raw_spinlock_t *lock) static inline void plist_node_init(struct plist_node *node, int prio) { node->prio = prio; - plist_head_init(&node->plist, NULL); + INIT_LIST_HEAD(&node->prio_list); + INIT_LIST_HEAD(&node->node_list); } extern void plist_add(struct plist_node *node, struct plist_head *head); @@ -188,7 +189,7 @@ extern void plist_del(struct plist_node *node, struct plist_head *head); * @head: the head for your list */ #define plist_for_each(pos, head) \ - list_for_each_entry(pos, &(head)->node_list, plist.node_list) + list_for_each_entry(pos, &(head)->node_list, node_list) /** * plist_for_each_safe - iterate safely over a plist of given type @@ -199,7 +200,7 @@ extern void plist_del(struct plist_node *node, struct plist_head *head); * Iterate over a plist of given type, safe against removal of list entry. */ #define plist_for_each_safe(pos, n, head) \ - list_for_each_entry_safe(pos, n, &(head)->node_list, plist.node_list) + list_for_each_entry_safe(pos, n, &(head)->node_list, node_list) /** * plist_for_each_entry - iterate over list of given type @@ -208,7 +209,7 @@ extern void plist_del(struct plist_node *node, struct plist_head *head); * @mem: the name of the list_struct within the struct */ #define plist_for_each_entry(pos, head, mem) \ - list_for_each_entry(pos, &(head)->node_list, mem.plist.node_list) + list_for_each_entry(pos, &(head)->node_list, mem.node_list) /** * plist_for_each_entry_safe - iterate safely over list of given type @@ -220,7 +221,7 @@ extern void plist_del(struct plist_node *node, struct plist_head *head); * Iterate over list of given type, safe against removal of list entry. */ #define plist_for_each_entry_safe(pos, n, head, m) \ - list_for_each_entry_safe(pos, n, &(head)->node_list, m.plist.node_list) + list_for_each_entry_safe(pos, n, &(head)->node_list, m.node_list) /** * plist_head_empty - return !0 if a plist_head is empty @@ -237,7 +238,7 @@ static inline int plist_head_empty(const struct plist_head *head) */ static inline int plist_node_empty(const struct plist_node *node) { - return plist_head_empty(&node->plist); + return list_empty(&node->node_list); } /* All functions below assume the plist_head is not empty. */ @@ -285,7 +286,7 @@ static inline int plist_node_empty(const struct plist_node *node) static inline struct plist_node *plist_first(const struct plist_head *head) { return list_entry(head->node_list.next, - struct plist_node, plist.node_list); + struct plist_node, node_list); } /** @@ -297,7 +298,7 @@ static inline struct plist_node *plist_first(const struct plist_head *head) static inline struct plist_node *plist_last(const struct plist_head *head) { return list_entry(head->node_list.prev, - struct plist_node, plist.node_list); + struct plist_node, node_list); } #endif diff --git a/include/linux/pm.h b/include/linux/pm.h index 40f3f45702ba..3160648ccdda 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -267,7 +267,7 @@ const struct dev_pm_ops name = { \ * callbacks provided by device drivers supporting both the system sleep PM and * runtime PM, make the pm member point to generic_subsys_pm_ops. */ -#ifdef CONFIG_PM_OPS +#ifdef CONFIG_PM extern struct dev_pm_ops generic_subsys_pm_ops; #define GENERIC_SUBSYS_PM_OPS (&generic_subsys_pm_ops) #else @@ -367,45 +367,6 @@ extern struct dev_pm_ops generic_subsys_pm_ops; { .event = PM_EVENT_AUTO_RESUME, }) /** - * Device power management states - * - * These state labels are used internally by the PM core to indicate the current - * status of a device with respect to the PM core operations. - * - * DPM_ON Device is regarded as operational. Set this way - * initially and when ->complete() is about to be called. - * Also set when ->prepare() fails. - * - * DPM_PREPARING Device is going to be prepared for a PM transition. Set - * when ->prepare() is about to be called. - * - * DPM_RESUMING Device is going to be resumed. Set when ->resume(), - * ->thaw(), or ->restore() is about to be called. - * - * DPM_SUSPENDING Device has been prepared for a power transition. Set - * when ->prepare() has just succeeded. - * - * DPM_OFF Device is regarded as inactive. Set immediately after - * ->suspend(), ->freeze(), or ->poweroff() has succeeded. - * Also set when ->resume()_noirq, ->thaw_noirq(), or - * ->restore_noirq() is about to be called. - * - * DPM_OFF_IRQ Device is in a "deep sleep". Set immediately after - * ->suspend_noirq(), ->freeze_noirq(), or - * ->poweroff_noirq() has just succeeded. - */ - -enum dpm_state { - DPM_INVALID, - DPM_ON, - DPM_PREPARING, - DPM_RESUMING, - DPM_SUSPENDING, - DPM_OFF, - DPM_OFF_IRQ, -}; - -/** * Device run-time power management status. * * These status labels are used internally by the PM core to indicate the @@ -463,13 +424,15 @@ struct wakeup_source; struct dev_pm_info { pm_message_t power_state; unsigned int can_wakeup:1; - unsigned async_suspend:1; - enum dpm_state status; /* Owned by the PM core */ + unsigned int async_suspend:1; + unsigned int in_suspend:1; /* Owned by the PM core */ spinlock_t lock; #ifdef CONFIG_PM_SLEEP struct list_head entry; struct completion completion; struct wakeup_source *wakeup; +#else + unsigned int should_wakeup:1; #endif #ifdef CONFIG_PM_RUNTIME struct timer_list suspend_timer; @@ -486,6 +449,7 @@ struct dev_pm_info { unsigned int run_wake:1; unsigned int runtime_auto:1; unsigned int no_callbacks:1; + unsigned int irq_safe:1; unsigned int use_autosuspend:1; unsigned int timer_autosuspends:1; enum rpm_request request; @@ -496,11 +460,20 @@ struct dev_pm_info { unsigned long active_jiffies; unsigned long suspended_jiffies; unsigned long accounting_timestamp; + void *subsys_data; /* Owned by the subsystem. */ #endif }; extern void update_pm_runtime_accounting(struct device *dev); +/* + * Power domains provide callbacks that are executed during system suspend, + * hibernation, system resume and during runtime PM transitions along with + * subsystem-level and driver-level callbacks. + */ +struct dev_power_domain { + struct dev_pm_ops ops; +}; /* * The PM_EVENT_ messages are also used by drivers implementing the legacy @@ -558,14 +531,16 @@ extern void update_pm_runtime_accounting(struct device *dev); #ifdef CONFIG_PM_SLEEP extern void device_pm_lock(void); -extern int sysdev_resume(void); extern void dpm_resume_noirq(pm_message_t state); extern void dpm_resume_end(pm_message_t state); +extern void dpm_resume(pm_message_t state); +extern void dpm_complete(pm_message_t state); extern void device_pm_unlock(void); -extern int sysdev_suspend(pm_message_t state); extern int dpm_suspend_noirq(pm_message_t state); extern int dpm_suspend_start(pm_message_t state); +extern int dpm_suspend(pm_message_t state); +extern int dpm_prepare(pm_message_t state); extern void __suspend_report_result(const char *function, void *fn, int ret); @@ -575,6 +550,16 @@ extern void __suspend_report_result(const char *function, void *fn, int ret); } while (0) extern int device_pm_wait_for_dev(struct device *sub, struct device *dev); + +extern int pm_generic_prepare(struct device *dev); +extern int pm_generic_suspend(struct device *dev); +extern int pm_generic_resume(struct device *dev); +extern int pm_generic_freeze(struct device *dev); +extern int pm_generic_thaw(struct device *dev); +extern int pm_generic_restore(struct device *dev); +extern int pm_generic_poweroff(struct device *dev); +extern void pm_generic_complete(struct device *dev); + #else /* !CONFIG_PM_SLEEP */ #define device_pm_lock() do {} while (0) @@ -591,6 +576,15 @@ static inline int device_pm_wait_for_dev(struct device *a, struct device *b) { return 0; } + +#define pm_generic_prepare NULL +#define pm_generic_suspend NULL +#define pm_generic_resume NULL +#define pm_generic_freeze NULL +#define pm_generic_thaw NULL +#define pm_generic_restore NULL +#define pm_generic_poweroff NULL +#define pm_generic_complete NULL #endif /* !CONFIG_PM_SLEEP */ /* How to reorder dpm_list after device_move() */ @@ -601,13 +595,4 @@ enum dpm_order { DPM_ORDER_DEV_LAST, }; -/* - * Global Power Management flags - * Used to keep APM and ACPI from both being active - */ -extern unsigned int pm_flags; - -#define PM_APM 1 -#define PM_ACPI 2 - #endif /* _LINUX_PM_H */ diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index 3ec2358f8692..878cf84baeb1 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -40,6 +40,7 @@ extern int pm_generic_runtime_idle(struct device *dev); extern int pm_generic_runtime_suspend(struct device *dev); extern int pm_generic_runtime_resume(struct device *dev); extern void pm_runtime_no_callbacks(struct device *dev); +extern void pm_runtime_irq_safe(struct device *dev); extern void __pm_runtime_use_autosuspend(struct device *dev, bool use); extern void pm_runtime_set_autosuspend_delay(struct device *dev, int delay); extern unsigned long pm_runtime_autosuspend_expiration(struct device *dev); @@ -77,7 +78,18 @@ static inline void device_set_run_wake(struct device *dev, bool enable) static inline bool pm_runtime_suspended(struct device *dev) { - return dev->power.runtime_status == RPM_SUSPENDED; + return dev->power.runtime_status == RPM_SUSPENDED + && !dev->power.disable_depth; +} + +static inline bool pm_runtime_enabled(struct device *dev) +{ + return !dev->power.disable_depth; +} + +static inline bool pm_runtime_callbacks_present(struct device *dev) +{ + return !dev->power.no_callbacks; } static inline void pm_runtime_mark_last_busy(struct device *dev) @@ -118,12 +130,15 @@ static inline void pm_runtime_put_noidle(struct device *dev) {} static inline bool device_run_wake(struct device *dev) { return false; } static inline void device_set_run_wake(struct device *dev, bool enable) {} static inline bool pm_runtime_suspended(struct device *dev) { return false; } +static inline bool pm_runtime_enabled(struct device *dev) { return false; } static inline int pm_generic_runtime_idle(struct device *dev) { return 0; } static inline int pm_generic_runtime_suspend(struct device *dev) { return 0; } static inline int pm_generic_runtime_resume(struct device *dev) { return 0; } static inline void pm_runtime_no_callbacks(struct device *dev) {} +static inline void pm_runtime_irq_safe(struct device *dev) {} +static inline bool pm_runtime_callbacks_present(struct device *dev) { return false; } static inline void pm_runtime_mark_last_busy(struct device *dev) {} static inline void __pm_runtime_use_autosuspend(struct device *dev, bool use) {} @@ -195,6 +210,11 @@ static inline int pm_runtime_put_sync(struct device *dev) return __pm_runtime_idle(dev, RPM_GET_PUT); } +static inline int pm_runtime_put_sync_suspend(struct device *dev) +{ + return __pm_runtime_suspend(dev, RPM_GET_PUT); +} + static inline int pm_runtime_put_sync_autosuspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_GET_PUT | RPM_AUTO); @@ -225,4 +245,46 @@ static inline void pm_runtime_dont_use_autosuspend(struct device *dev) __pm_runtime_use_autosuspend(dev, false); } +struct pm_clk_notifier_block { + struct notifier_block nb; + struct dev_power_domain *pwr_domain; + char *con_ids[]; +}; + +#ifdef CONFIG_PM_RUNTIME_CLK +extern int pm_runtime_clk_init(struct device *dev); +extern void pm_runtime_clk_destroy(struct device *dev); +extern int pm_runtime_clk_add(struct device *dev, const char *con_id); +extern void pm_runtime_clk_remove(struct device *dev, const char *con_id); +extern int pm_runtime_clk_suspend(struct device *dev); +extern int pm_runtime_clk_resume(struct device *dev); +#else +static inline int pm_runtime_clk_init(struct device *dev) +{ + return -EINVAL; +} +static inline void pm_runtime_clk_destroy(struct device *dev) +{ +} +static inline int pm_runtime_clk_add(struct device *dev, const char *con_id) +{ + return -EINVAL; +} +static inline void pm_runtime_clk_remove(struct device *dev, const char *con_id) +{ +} +#define pm_runtime_clock_suspend NULL +#define pm_runtime_clock_resume NULL +#endif + +#ifdef CONFIG_HAVE_CLK +extern void pm_runtime_clk_add_notifier(struct bus_type *bus, + struct pm_clk_notifier_block *clknb); +#else +static inline void pm_runtime_clk_add_notifier(struct bus_type *bus, + struct pm_clk_notifier_block *clknb) +{ +} +#endif + #endif diff --git a/include/linux/pm_wakeup.h b/include/linux/pm_wakeup.h index 9cff00dd6b63..a32da962d693 100644 --- a/include/linux/pm_wakeup.h +++ b/include/linux/pm_wakeup.h @@ -62,18 +62,11 @@ struct wakeup_source { * Changes to device_may_wakeup take effect on the next pm state change. */ -static inline void device_set_wakeup_capable(struct device *dev, bool capable) -{ - dev->power.can_wakeup = capable; -} - static inline bool device_can_wakeup(struct device *dev) { return dev->power.can_wakeup; } - - static inline bool device_may_wakeup(struct device *dev) { return dev->power.can_wakeup && !!dev->power.wakeup; @@ -88,6 +81,7 @@ extern struct wakeup_source *wakeup_source_register(const char *name); extern void wakeup_source_unregister(struct wakeup_source *ws); extern int device_wakeup_enable(struct device *dev); extern int device_wakeup_disable(struct device *dev); +extern void device_set_wakeup_capable(struct device *dev, bool capable); extern int device_init_wakeup(struct device *dev, bool val); extern int device_set_wakeup_enable(struct device *dev, bool enable); extern void __pm_stay_awake(struct wakeup_source *ws); @@ -109,11 +103,6 @@ static inline bool device_can_wakeup(struct device *dev) return dev->power.can_wakeup; } -static inline bool device_may_wakeup(struct device *dev) -{ - return false; -} - static inline struct wakeup_source *wakeup_source_create(const char *name) { return NULL; @@ -134,24 +123,32 @@ static inline void wakeup_source_unregister(struct wakeup_source *ws) {} static inline int device_wakeup_enable(struct device *dev) { - return -EINVAL; + dev->power.should_wakeup = true; + return 0; } static inline int device_wakeup_disable(struct device *dev) { + dev->power.should_wakeup = false; return 0; } -static inline int device_init_wakeup(struct device *dev, bool val) +static inline int device_set_wakeup_enable(struct device *dev, bool enable) { - dev->power.can_wakeup = val; - return val ? -EINVAL : 0; + dev->power.should_wakeup = enable; + return 0; } +static inline int device_init_wakeup(struct device *dev, bool val) +{ + device_set_wakeup_capable(dev, val); + device_set_wakeup_enable(dev, val); + return 0; +} -static inline int device_set_wakeup_enable(struct device *dev, bool enable) +static inline bool device_may_wakeup(struct device *dev) { - return -EINVAL; + return dev->power.can_wakeup && dev->power.should_wakeup; } static inline void __pm_stay_awake(struct wakeup_source *ws) {} diff --git a/include/linux/poll.h b/include/linux/poll.h index 600cc1fde64d..cf40010ce0cd 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -57,7 +57,7 @@ struct poll_table_entry { }; /* - * Structures and helpers for sys_poll/sys_poll + * Structures and helpers for select/poll syscall */ struct poll_wqueues { poll_table pt; @@ -73,6 +73,8 @@ extern void poll_initwait(struct poll_wqueues *pwq); extern void poll_freewait(struct poll_wqueues *pwq); extern int poll_schedule_timeout(struct poll_wqueues *pwq, int state, ktime_t *expires, unsigned long slack); +extern long select_estimate_accuracy(struct timespec *tv); + static inline int poll_schedule(struct poll_wqueues *pwq, int state) { @@ -80,7 +82,7 @@ static inline int poll_schedule(struct poll_wqueues *pwq, int state) } /* - * Scaleable version of the fd_set. + * Scalable version of the fd_set. */ typedef struct { diff --git a/include/linux/posix-clock.h b/include/linux/posix-clock.h new file mode 100644 index 000000000000..7f1183dcd119 --- /dev/null +++ b/include/linux/posix-clock.h @@ -0,0 +1,151 @@ +/* + * posix-clock.h - support for dynamic clock devices + * + * Copyright (C) 2010 OMICRON electronics GmbH + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef _LINUX_POSIX_CLOCK_H_ +#define _LINUX_POSIX_CLOCK_H_ + +#include <linux/cdev.h> +#include <linux/fs.h> +#include <linux/poll.h> +#include <linux/posix-timers.h> +#include <linux/rwsem.h> + +struct posix_clock; + +/** + * struct posix_clock_operations - functional interface to the clock + * + * Every posix clock is represented by a character device. Drivers may + * optionally offer extended capabilities by implementing the + * character device methods. The character device file operations are + * first handled by the clock device layer, then passed on to the + * driver by calling these functions. + * + * @owner: The clock driver should set to THIS_MODULE + * @clock_adjtime: Adjust the clock + * @clock_gettime: Read the current time + * @clock_getres: Get the clock resolution + * @clock_settime: Set the current time value + * @timer_create: Create a new timer + * @timer_delete: Remove a previously created timer + * @timer_gettime: Get remaining time and interval of a timer + * @timer_setttime: Set a timer's initial expiration and interval + * @fasync: Optional character device fasync method + * @mmap: Optional character device mmap method + * @open: Optional character device open method + * @release: Optional character device release method + * @ioctl: Optional character device ioctl method + * @read: Optional character device read method + * @poll: Optional character device poll method + */ +struct posix_clock_operations { + struct module *owner; + + int (*clock_adjtime)(struct posix_clock *pc, struct timex *tx); + + int (*clock_gettime)(struct posix_clock *pc, struct timespec *ts); + + int (*clock_getres) (struct posix_clock *pc, struct timespec *ts); + + int (*clock_settime)(struct posix_clock *pc, + const struct timespec *ts); + + int (*timer_create) (struct posix_clock *pc, struct k_itimer *kit); + + int (*timer_delete) (struct posix_clock *pc, struct k_itimer *kit); + + void (*timer_gettime)(struct posix_clock *pc, + struct k_itimer *kit, struct itimerspec *tsp); + + int (*timer_settime)(struct posix_clock *pc, + struct k_itimer *kit, int flags, + struct itimerspec *tsp, struct itimerspec *old); + /* + * Optional character device methods: + */ + int (*fasync) (struct posix_clock *pc, + int fd, struct file *file, int on); + + long (*ioctl) (struct posix_clock *pc, + unsigned int cmd, unsigned long arg); + + int (*mmap) (struct posix_clock *pc, + struct vm_area_struct *vma); + + int (*open) (struct posix_clock *pc, fmode_t f_mode); + + uint (*poll) (struct posix_clock *pc, + struct file *file, poll_table *wait); + + int (*release) (struct posix_clock *pc); + + ssize_t (*read) (struct posix_clock *pc, + uint flags, char __user *buf, size_t cnt); +}; + +/** + * struct posix_clock - represents a dynamic posix clock + * + * @ops: Functional interface to the clock + * @cdev: Character device instance for this clock + * @kref: Reference count. + * @rwsem: Protects the 'zombie' field from concurrent access. + * @zombie: If 'zombie' is true, then the hardware has disappeared. + * @release: A function to free the structure when the reference count reaches + * zero. May be NULL if structure is statically allocated. + * + * Drivers should embed their struct posix_clock within a private + * structure, obtaining a reference to it during callbacks using + * container_of(). + */ +struct posix_clock { + struct posix_clock_operations ops; + struct cdev cdev; + struct kref kref; + struct rw_semaphore rwsem; + bool zombie; + void (*release)(struct posix_clock *clk); +}; + +/** + * posix_clock_register() - register a new clock + * @clk: Pointer to the clock. Caller must provide 'ops' and 'release' + * @devid: Allocated device id + * + * A clock driver calls this function to register itself with the + * clock device subsystem. If 'clk' points to dynamically allocated + * memory, then the caller must provide a 'release' function to free + * that memory. + * + * Returns zero on success, non-zero otherwise. + */ +int posix_clock_register(struct posix_clock *clk, dev_t devid); + +/** + * posix_clock_unregister() - unregister a clock + * @clk: Clock instance previously registered via posix_clock_register() + * + * A clock driver calls this function to remove itself from the clock + * device subsystem. The posix_clock itself will remain (in an + * inactive state) until its reference count drops to zero, at which + * point it will be deallocated with its 'release' method. + */ +void posix_clock_unregister(struct posix_clock *clk); + +#endif diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h index 3e23844a6990..808227d40a64 100644 --- a/include/linux/posix-timers.h +++ b/include/linux/posix-timers.h @@ -4,6 +4,8 @@ #include <linux/spinlock.h> #include <linux/list.h> #include <linux/sched.h> +#include <linux/timex.h> +#include <linux/alarmtimer.h> union cpu_time_count { cputime_t cpu; @@ -17,10 +19,21 @@ struct cpu_timer_list { int firing; }; +/* + * Bit fields within a clockid: + * + * The most significant 29 bits hold either a pid or a file descriptor. + * + * Bit 2 indicates whether a cpu clock refers to a thread or a process. + * + * Bits 1 and 0 give the type: PROF=0, VIRT=1, SCHED=2, or FD=3. + * + * A clockid is invalid if bits 2, 1, and 0 are all set. + */ #define CPUCLOCK_PID(clock) ((pid_t) ~((clock) >> 3)) #define CPUCLOCK_PERTHREAD(clock) \ (((clock) & (clockid_t) CPUCLOCK_PERTHREAD_MASK) != 0) -#define CPUCLOCK_PID_MASK 7 + #define CPUCLOCK_PERTHREAD_MASK 4 #define CPUCLOCK_WHICH(clock) ((clock) & (clockid_t) CPUCLOCK_CLOCK_MASK) #define CPUCLOCK_CLOCK_MASK 3 @@ -28,12 +41,17 @@ struct cpu_timer_list { #define CPUCLOCK_VIRT 1 #define CPUCLOCK_SCHED 2 #define CPUCLOCK_MAX 3 +#define CLOCKFD CPUCLOCK_MAX +#define CLOCKFD_MASK (CPUCLOCK_PERTHREAD_MASK|CPUCLOCK_CLOCK_MASK) #define MAKE_PROCESS_CPUCLOCK(pid, clock) \ ((~(clockid_t) (pid) << 3) | (clockid_t) (clock)) #define MAKE_THREAD_CPUCLOCK(tid, clock) \ MAKE_PROCESS_CPUCLOCK((tid), (clock) | CPUCLOCK_PERTHREAD_MASK) +#define FD_TO_CLOCKID(fd) ((~(clockid_t) (fd) << 3) | CLOCKFD) +#define CLOCKID_TO_FD(clk) ((unsigned int) ~((clk) >> 3)) + /* POSIX.1b interval timer structure. */ struct k_itimer { struct list_head list; /* free/ allocate list */ @@ -63,14 +81,16 @@ struct k_itimer { unsigned long incr; unsigned long expires; } mmtimer; + struct alarm alarmtimer; } it; }; struct k_clock { - int res; /* in nanoseconds */ int (*clock_getres) (const clockid_t which_clock, struct timespec *tp); - int (*clock_set) (const clockid_t which_clock, struct timespec * tp); + int (*clock_set) (const clockid_t which_clock, + const struct timespec *tp); int (*clock_get) (const clockid_t which_clock, struct timespec * tp); + int (*clock_adj) (const clockid_t which_clock, struct timex *tx); int (*timer_create) (struct k_itimer *timer); int (*nsleep) (const clockid_t which_clock, int flags, struct timespec *, struct timespec __user *); @@ -84,28 +104,14 @@ struct k_clock { struct itimerspec * cur_setting); }; -void register_posix_clock(const clockid_t clock_id, struct k_clock *new_clock); +extern struct k_clock clock_posix_cpu; +extern struct k_clock clock_posix_dynamic; -/* error handlers for timer_create, nanosleep and settime */ -int do_posix_clock_nonanosleep(const clockid_t, int flags, struct timespec *, - struct timespec __user *); -int do_posix_clock_nosettime(const clockid_t, struct timespec *tp); +void posix_timers_register_clock(const clockid_t clock_id, struct k_clock *new_clock); /* function to call to trigger timer event */ int posix_timer_event(struct k_itimer *timr, int si_private); -int posix_cpu_clock_getres(const clockid_t which_clock, struct timespec *ts); -int posix_cpu_clock_get(const clockid_t which_clock, struct timespec *ts); -int posix_cpu_clock_set(const clockid_t which_clock, const struct timespec *ts); -int posix_cpu_timer_create(struct k_itimer *timer); -int posix_cpu_nsleep(const clockid_t which_clock, int flags, - struct timespec *rqtp, struct timespec __user *rmtp); -long posix_cpu_nsleep_restart(struct restart_block *restart_block); -int posix_cpu_timer_set(struct k_itimer *timer, int flags, - struct itimerspec *new, struct itimerspec *old); -int posix_cpu_timer_del(struct k_itimer *timer); -void posix_cpu_timer_get(struct k_itimer *timer, struct itimerspec *itp); - void posix_cpu_timer_schedule(struct k_itimer *timer); void run_posix_cpu_timers(struct task_struct *task); diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index 67608161df6b..54211c1cd926 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -71,6 +71,7 @@ posix_acl_release(struct posix_acl *acl) /* posix_acl.c */ +extern void posix_acl_init(struct posix_acl *, int); extern struct posix_acl *posix_acl_alloc(int, gfp_t); extern struct posix_acl *posix_acl_clone(const struct posix_acl *, gfp_t); extern int posix_acl_valid(const struct posix_acl *); @@ -108,6 +109,25 @@ static inline struct posix_acl *get_cached_acl(struct inode *inode, int type) return acl; } +static inline int negative_cached_acl(struct inode *inode, int type) +{ + struct posix_acl **p, *acl; + switch (type) { + case ACL_TYPE_ACCESS: + p = &inode->i_acl; + break; + case ACL_TYPE_DEFAULT: + p = &inode->i_default_acl; + break; + default: + BUG(); + } + acl = ACCESS_ONCE(*p); + if (acl) + return 0; + return 1; +} + static inline void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl) diff --git a/include/linux/power/bq20z75.h b/include/linux/power/bq20z75.h new file mode 100644 index 000000000000..b0843b68af92 --- /dev/null +++ b/include/linux/power/bq20z75.h @@ -0,0 +1,39 @@ +/* + * Gas Gauge driver for TI's BQ20Z75 + * + * Copyright (c) 2010, NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#ifndef __LINUX_POWER_BQ20Z75_H_ +#define __LINUX_POWER_BQ20Z75_H_ + +#include <linux/power_supply.h> +#include <linux/types.h> + +/** + * struct bq20z75_platform_data - platform data for bq20z75 devices + * @battery_detect: GPIO which is used to detect battery presence + * @battery_detect_present: gpio state when battery is present (0 / 1) + * @i2c_retry_count: # of times to retry on i2c IO failure + */ +struct bq20z75_platform_data { + int battery_detect; + int battery_detect_present; + int i2c_retry_count; +}; + +#endif diff --git a/include/linux/power/bq27x00_battery.h b/include/linux/power/bq27x00_battery.h new file mode 100644 index 000000000000..a857f719bf40 --- /dev/null +++ b/include/linux/power/bq27x00_battery.h @@ -0,0 +1,19 @@ +#ifndef __LINUX_BQ27X00_BATTERY_H__ +#define __LINUX_BQ27X00_BATTERY_H__ + +/** + * struct bq27000_plaform_data - Platform data for bq27000 devices + * @name: Name of the battery. If NULL the driver will fallback to "bq27000". + * @read: HDQ read callback. + * This function should provide access to the HDQ bus the battery is + * connected to. + * The first parameter is a pointer to the battery device, the second the + * register to be read. The return value should either be the content of + * the passed register or an error value. + */ +struct bq27000_platform_data { + const char *name; + int (*read)(struct device *dev, unsigned int); +}; + +#endif diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h new file mode 100644 index 000000000000..de1dfe09a03d --- /dev/null +++ b/include/linux/power/gpio-charger.h @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __LINUX_POWER_GPIO_CHARGER_H__ +#define __LINUX_POWER_GPIO_CHARGER_H__ + +#include <linux/power_supply.h> +#include <linux/types.h> + +/** + * struct gpio_charger_platform_data - platform_data for gpio_charger devices + * @name: Name for the chargers power_supply device + * @type: Type of the charger + * @gpio: GPIO which is used to indicate the chargers status + * @gpio_active_low: Should be set to 1 if the GPIO is active low otherwise 0 + * @supplied_to: Array of battery names to which this chargers supplies power + * @num_supplicants: Number of entries in the supplied_to array + */ +struct gpio_charger_platform_data { + const char *name; + enum power_supply_type type; + + int gpio; + int gpio_active_low; + + char **supplied_to; + size_t num_supplicants; +}; + +#endif diff --git a/include/linux/power/max17042_battery.h b/include/linux/power/max17042_battery.h new file mode 100644 index 000000000000..7995deb8bfc1 --- /dev/null +++ b/include/linux/power/max17042_battery.h @@ -0,0 +1,30 @@ +/* + * Fuel gauge driver for Maxim 17042 / 8966 / 8997 + * Note that Maxim 8966 and 8997 are mfd and this is its subdevice. + * + * Copyright (C) 2011 Samsung Electronics + * MyungJoo Ham <myungjoo.ham@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __MAX17042_BATTERY_H_ +#define __MAX17042_BATTERY_H_ + +struct max17042_platform_data { + bool enable_current_sense; +}; + +#endif /* __MAX17042_BATTERY_H_ */ diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 30083a896f36..204c18dfdc9e 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -89,6 +89,7 @@ enum power_supply_property { POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, POWER_SUPPLY_PROP_VOLTAGE_NOW, POWER_SUPPLY_PROP_VOLTAGE_AVG, + POWER_SUPPLY_PROP_CURRENT_MAX, POWER_SUPPLY_PROP_CURRENT_NOW, POWER_SUPPLY_PROP_CURRENT_AVG, POWER_SUPPLY_PROP_POWER_NOW, @@ -125,7 +126,10 @@ enum power_supply_type { POWER_SUPPLY_TYPE_BATTERY = 0, POWER_SUPPLY_TYPE_UPS, POWER_SUPPLY_TYPE_MAINS, - POWER_SUPPLY_TYPE_USB, + POWER_SUPPLY_TYPE_USB, /* Standard Downstream Port */ + POWER_SUPPLY_TYPE_USB_DCP, /* Dedicated Charging Port */ + POWER_SUPPLY_TYPE_USB_CDP, /* Charging Downstream Port */ + POWER_SUPPLY_TYPE_USB_ACA, /* Accessory Charger Adapters */ }; union power_supply_propval { @@ -169,6 +173,8 @@ struct power_supply { char *full_trig_name; struct led_trigger *online_trig; char *online_trig_name; + struct led_trigger *charging_blink_full_solid_trig; + char *charging_blink_full_solid_trig_name; #endif }; @@ -209,4 +215,49 @@ extern void power_supply_unregister(struct power_supply *psy); /* For APM emulation, think legacy userspace. */ extern struct class *power_supply_class; +static inline bool power_supply_is_amp_property(enum power_supply_property psp) +{ + switch (psp) { + case POWER_SUPPLY_PROP_CHARGE_FULL_DESIGN: + case POWER_SUPPLY_PROP_CHARGE_EMPTY_DESIGN: + case POWER_SUPPLY_PROP_CHARGE_FULL: + case POWER_SUPPLY_PROP_CHARGE_EMPTY: + case POWER_SUPPLY_PROP_CHARGE_NOW: + case POWER_SUPPLY_PROP_CHARGE_AVG: + case POWER_SUPPLY_PROP_CHARGE_COUNTER: + case POWER_SUPPLY_PROP_CURRENT_MAX: + case POWER_SUPPLY_PROP_CURRENT_NOW: + case POWER_SUPPLY_PROP_CURRENT_AVG: + return 1; + default: + break; + } + + return 0; +} + +static inline bool power_supply_is_watt_property(enum power_supply_property psp) +{ + switch (psp) { + case POWER_SUPPLY_PROP_ENERGY_FULL_DESIGN: + case POWER_SUPPLY_PROP_ENERGY_EMPTY_DESIGN: + case POWER_SUPPLY_PROP_ENERGY_FULL: + case POWER_SUPPLY_PROP_ENERGY_EMPTY: + case POWER_SUPPLY_PROP_ENERGY_NOW: + case POWER_SUPPLY_PROP_ENERGY_AVG: + case POWER_SUPPLY_PROP_VOLTAGE_MAX: + case POWER_SUPPLY_PROP_VOLTAGE_MIN: + case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: + case POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN: + case POWER_SUPPLY_PROP_VOLTAGE_NOW: + case POWER_SUPPLY_PROP_VOLTAGE_AVG: + case POWER_SUPPLY_PROP_POWER_NOW: + return 1; + default: + break; + } + + return 0; +} + #endif /* __LINUX_POWER_SUPPLY_H__ */ diff --git a/include/linux/pps.h b/include/linux/pps.h index 0194ab06177b..a9bb1d93451a 100644 --- a/include/linux/pps.h +++ b/include/linux/pps.h @@ -114,11 +114,18 @@ struct pps_fdata { struct pps_ktime timeout; }; +struct pps_bind_args { + int tsformat; /* format of time stamps */ + int edge; /* selected event type */ + int consumer; /* selected kernel consumer */ +}; + #include <linux/ioctl.h> #define PPS_GETPARAMS _IOR('p', 0xa1, struct pps_kparams *) #define PPS_SETPARAMS _IOW('p', 0xa2, struct pps_kparams *) #define PPS_GETCAP _IOR('p', 0xa3, int *) #define PPS_FETCH _IOWR('p', 0xa4, struct pps_fdata *) +#define PPS_KC_BIND _IOW('p', 0xa5, struct pps_bind_args *) #endif /* _PPS_H_ */ diff --git a/include/linux/pps_kernel.h b/include/linux/pps_kernel.h index e0a193f830ef..94048547f29a 100644 --- a/include/linux/pps_kernel.h +++ b/include/linux/pps_kernel.h @@ -18,6 +18,9 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#ifndef LINUX_PPS_KERNEL_H +#define LINUX_PPS_KERNEL_H + #include <linux/pps.h> #include <linux/cdev.h> @@ -28,18 +31,28 @@ * Global defines */ +struct pps_device; + /* The specific PPS source info */ struct pps_source_info { char name[PPS_MAX_NAME_LEN]; /* simbolic name */ char path[PPS_MAX_NAME_LEN]; /* path of connected device */ int mode; /* PPS's allowed mode */ - void (*echo)(int source, int event, void *data); /* PPS echo function */ + void (*echo)(struct pps_device *pps, + int event, void *data); /* PPS echo function */ struct module *owner; struct device *dev; }; +struct pps_event_time { +#ifdef CONFIG_NTP_PPS + struct timespec ts_raw; +#endif /* CONFIG_NTP_PPS */ + struct timespec ts_real; +}; + /* The main struct */ struct pps_device { struct pps_source_info info; /* PSS source info */ @@ -52,38 +65,56 @@ struct pps_device { struct pps_ktime clear_tu; int current_mode; /* PPS mode at event time */ - int go; /* PPS event is arrived? */ + unsigned int last_ev; /* last PPS event id */ wait_queue_head_t queue; /* PPS event queue */ unsigned int id; /* PPS source unique ID */ struct cdev cdev; struct device *dev; - int devno; struct fasync_struct *async_queue; /* fasync method */ spinlock_t lock; - - atomic_t usage; /* usage count */ }; /* * Global variables */ -extern spinlock_t pps_idr_lock; -extern struct idr pps_idr; -extern struct timespec pps_irq_ts[]; - extern struct device_attribute pps_attrs[]; /* * Exported functions */ -struct pps_device *pps_get_source(int source); -extern void pps_put_source(struct pps_device *pps); -extern int pps_register_source(struct pps_source_info *info, - int default_params); -extern void pps_unregister_source(int source); +extern struct pps_device *pps_register_source( + struct pps_source_info *info, int default_params); +extern void pps_unregister_source(struct pps_device *pps); extern int pps_register_cdev(struct pps_device *pps); extern void pps_unregister_cdev(struct pps_device *pps); -extern void pps_event(int source, struct pps_ktime *ts, int event, void *data); +extern void pps_event(struct pps_device *pps, + struct pps_event_time *ts, int event, void *data); + +static inline void timespec_to_pps_ktime(struct pps_ktime *kt, + struct timespec ts) +{ + kt->sec = ts.tv_sec; + kt->nsec = ts.tv_nsec; +} + +#ifdef CONFIG_NTP_PPS + +static inline void pps_get_ts(struct pps_event_time *ts) +{ + getnstime_raw_and_real(&ts->ts_raw, &ts->ts_real); +} + +#else /* CONFIG_NTP_PPS */ + +static inline void pps_get_ts(struct pps_event_time *ts) +{ + getnstimeofday(&ts->ts_real); +} + +#endif /* CONFIG_NTP_PPS */ + +#endif /* LINUX_PPS_KERNEL_H */ + diff --git a/include/linux/prefetch.h b/include/linux/prefetch.h index af7c36a5a521..a3bfbdf63d32 100644 --- a/include/linux/prefetch.h +++ b/include/linux/prefetch.h @@ -29,7 +29,7 @@ prefetchw(x) - prefetches the cacheline at "x" for write spin_lock_prefetch(x) - prefetches the spinlock *x for taking - there is also PREFETCH_STRIDE which is the architecure-prefered + there is also PREFETCH_STRIDE which is the architecure-preferred "lookahead" size for prefetching streamed operations. */ diff --git a/include/linux/printk.h b/include/linux/printk.h new file mode 100644 index 000000000000..ee048e77e1ae --- /dev/null +++ b/include/linux/printk.h @@ -0,0 +1,302 @@ +#ifndef __KERNEL_PRINTK__ +#define __KERNEL_PRINTK__ + +extern const char linux_banner[]; +extern const char linux_proc_banner[]; + +#define KERN_EMERG "<0>" /* system is unusable */ +#define KERN_ALERT "<1>" /* action must be taken immediately */ +#define KERN_CRIT "<2>" /* critical conditions */ +#define KERN_ERR "<3>" /* error conditions */ +#define KERN_WARNING "<4>" /* warning conditions */ +#define KERN_NOTICE "<5>" /* normal but significant condition */ +#define KERN_INFO "<6>" /* informational */ +#define KERN_DEBUG "<7>" /* debug-level messages */ + +/* Use the default kernel loglevel */ +#define KERN_DEFAULT "<d>" +/* + * Annotation for a "continued" line of log printout (only done after a + * line that had no enclosing \n). Only to be used by core/arch code + * during early bootup (a continued line is not SMP-safe otherwise). + */ +#define KERN_CONT "<c>" + +extern int console_printk[]; + +#define console_loglevel (console_printk[0]) +#define default_message_loglevel (console_printk[1]) +#define minimum_console_loglevel (console_printk[2]) +#define default_console_loglevel (console_printk[3]) + +static inline void console_silent(void) +{ + console_loglevel = 0; +} + +static inline void console_verbose(void) +{ + if (console_loglevel) + console_loglevel = 15; +} + +struct va_format { + const char *fmt; + va_list *va; +}; + +/* + * FW_BUG + * Add this to a message where you are sure the firmware is buggy or behaves + * really stupid or out of spec. Be aware that the responsible BIOS developer + * should be able to fix this issue or at least get a concrete idea of the + * problem by reading your message without the need of looking at the kernel + * code. + * + * Use it for definite and high priority BIOS bugs. + * + * FW_WARN + * Use it for not that clear (e.g. could the kernel messed up things already?) + * and medium priority BIOS bugs. + * + * FW_INFO + * Use this one if you want to tell the user or vendor about something + * suspicious, but generally harmless related to the firmware. + * + * Use it for information or very low priority BIOS bugs. + */ +#define FW_BUG "[Firmware Bug]: " +#define FW_WARN "[Firmware Warn]: " +#define FW_INFO "[Firmware Info]: " + +/* + * HW_ERR + * Add this to a message for hardware errors, so that user can report + * it to hardware vendor instead of LKML or software vendor. + */ +#define HW_ERR "[Hardware Error]: " + +/* + * Dummy printk for disabled debugging statements to use whilst maintaining + * gcc's format and side-effect checking. + */ +static inline __attribute__ ((format (printf, 1, 2))) +int no_printk(const char *fmt, ...) +{ + return 0; +} + +extern asmlinkage __attribute__ ((format (printf, 1, 2))) +void early_printk(const char *fmt, ...); + +extern int printk_needs_cpu(int cpu); +extern void printk_tick(void); + +#ifdef CONFIG_PRINTK +asmlinkage __attribute__ ((format (printf, 1, 0))) +int vprintk(const char *fmt, va_list args); +asmlinkage __attribute__ ((format (printf, 1, 2))) __cold +int printk(const char *fmt, ...); + +/* + * Please don't use printk_ratelimit(), because it shares ratelimiting state + * with all other unrelated printk_ratelimit() callsites. Instead use + * printk_ratelimited() or plain old __ratelimit(). + */ +extern int __printk_ratelimit(const char *func); +#define printk_ratelimit() __printk_ratelimit(__func__) +extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, + unsigned int interval_msec); + +extern int printk_delay_msec; +extern int dmesg_restrict; +extern int kptr_restrict; + +void log_buf_kexec_setup(void); +#else +static inline __attribute__ ((format (printf, 1, 0))) +int vprintk(const char *s, va_list args) +{ + return 0; +} +static inline __attribute__ ((format (printf, 1, 2))) __cold +int printk(const char *s, ...) +{ + return 0; +} +static inline int printk_ratelimit(void) +{ + return 0; +} +static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, + unsigned int interval_msec) +{ + return false; +} + +static inline void log_buf_kexec_setup(void) +{ +} +#endif + +extern void dump_stack(void) __cold; + +#ifndef pr_fmt +#define pr_fmt(fmt) fmt +#endif + +#define pr_emerg(fmt, ...) \ + printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) +#define pr_alert(fmt, ...) \ + printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_crit(fmt, ...) \ + printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_err(fmt, ...) \ + printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) +#define pr_warning(fmt, ...) \ + printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) +#define pr_warn pr_warning +#define pr_notice(fmt, ...) \ + printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) +#define pr_info(fmt, ...) \ + printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) +#define pr_cont(fmt, ...) \ + printk(KERN_CONT fmt, ##__VA_ARGS__) + +/* pr_devel() should produce zero code unless DEBUG is defined */ +#ifdef DEBUG +#define pr_devel(fmt, ...) \ + printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#else +#define pr_devel(fmt, ...) \ + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#endif + +/* If you are writing a driver, please use dev_dbg instead */ +#if defined(DEBUG) +#define pr_debug(fmt, ...) \ + printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#elif defined(CONFIG_DYNAMIC_DEBUG) +/* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */ +#define pr_debug(fmt, ...) \ + dynamic_pr_debug(fmt, ##__VA_ARGS__) +#else +#define pr_debug(fmt, ...) \ + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#endif + +/* + * Print a one-time message (analogous to WARN_ONCE() et al): + */ + +#ifdef CONFIG_PRINTK +#define printk_once(fmt, ...) \ +({ \ + static bool __print_once; \ + \ + if (!__print_once) { \ + __print_once = true; \ + printk(fmt, ##__VA_ARGS__); \ + } \ +}) +#else +#define printk_once(fmt, ...) \ + no_printk(fmt, ##__VA_ARGS__) +#endif + +#define pr_emerg_once(fmt, ...) \ + printk_once(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) +#define pr_alert_once(fmt, ...) \ + printk_once(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_crit_once(fmt, ...) \ + printk_once(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_err_once(fmt, ...) \ + printk_once(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) +#define pr_warn_once(fmt, ...) \ + printk_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) +#define pr_notice_once(fmt, ...) \ + printk_once(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) +#define pr_info_once(fmt, ...) \ + printk_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) +#define pr_cont_once(fmt, ...) \ + printk_once(KERN_CONT pr_fmt(fmt), ##__VA_ARGS__) +/* If you are writing a driver, please use dev_dbg instead */ +#if defined(DEBUG) +#define pr_debug_once(fmt, ...) \ + printk_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#else +#define pr_debug_once(fmt, ...) \ + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#endif + +/* + * ratelimited messages with local ratelimit_state, + * no local ratelimit_state used in the !PRINTK case + */ +#ifdef CONFIG_PRINTK +#define printk_ratelimited(fmt, ...) \ +({ \ + static DEFINE_RATELIMIT_STATE(_rs, \ + DEFAULT_RATELIMIT_INTERVAL, \ + DEFAULT_RATELIMIT_BURST); \ + \ + if (__ratelimit(&_rs)) \ + printk(fmt, ##__VA_ARGS__); \ +}) +#else +#define printk_ratelimited(fmt, ...) \ + no_printk(fmt, ##__VA_ARGS__) +#endif + +#define pr_emerg_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) +#define pr_alert_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_crit_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_err_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) +#define pr_warn_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) +#define pr_notice_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) +#define pr_info_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) +/* no pr_cont_ratelimited, don't do that... */ +/* If you are writing a driver, please use dev_dbg instead */ +#if defined(DEBUG) +#define pr_debug_ratelimited(fmt, ...) \ + printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#else +#define pr_debug_ratelimited(fmt, ...) \ + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#endif + +enum { + DUMP_PREFIX_NONE, + DUMP_PREFIX_ADDRESS, + DUMP_PREFIX_OFFSET +}; +extern void hex_dump_to_buffer(const void *buf, size_t len, + int rowsize, int groupsize, + char *linebuf, size_t linebuflen, bool ascii); +#ifdef CONFIG_PRINTK +extern void print_hex_dump(const char *level, const char *prefix_str, + int prefix_type, int rowsize, int groupsize, + const void *buf, size_t len, bool ascii); +extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, + const void *buf, size_t len); +#else +static inline void print_hex_dump(const char *level, const char *prefix_str, + int prefix_type, int rowsize, int groupsize, + const void *buf, size_t len, bool ascii) +{ +} +static inline void print_hex_dump_bytes(const char *prefix_str, int prefix_type, + const void *buf, size_t len) +{ +} + +#endif + +#endif diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 379eaed72d4b..eaf4350c0f90 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -50,7 +50,7 @@ typedef int (write_proc_t)(struct file *file, const char __user *buffer, struct proc_dir_entry { unsigned int low_ino; - unsigned short namelen; + unsigned int namelen; const char *name; mode_t mode; nlink_t nlink; @@ -208,6 +208,8 @@ static inline struct proc_dir_entry *proc_symlink(const char *name, struct proc_dir_entry *parent,const char *dest) {return NULL;} static inline struct proc_dir_entry *proc_mkdir(const char *name, struct proc_dir_entry *parent) {return NULL;} +static inline struct proc_dir_entry *proc_mkdir_mode(const char *name, + mode_t mode, struct proc_dir_entry *parent) { return NULL; } static inline struct proc_dir_entry *create_proc_read_entry(const char *name, mode_t mode, struct proc_dir_entry *base, diff --git a/include/linux/pstore.h b/include/linux/pstore.h new file mode 100644 index 000000000000..2455ef2683f0 --- /dev/null +++ b/include/linux/pstore.h @@ -0,0 +1,62 @@ +/* + * Persistent Storage - pstore.h + * + * Copyright (C) 2010 Intel Corporation <tony.luck@intel.com> + * + * This code is the generic layer to export data records from platform + * level persistent storage via a file system. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#ifndef _LINUX_PSTORE_H +#define _LINUX_PSTORE_H + +/* types */ +enum pstore_type_id { + PSTORE_TYPE_DMESG = 0, + PSTORE_TYPE_MCE = 1, + PSTORE_TYPE_UNKNOWN = 255 +}; + +struct pstore_info { + struct module *owner; + char *name; + struct mutex buf_mutex; /* serialize access to 'buf' */ + char *buf; + size_t bufsize; + int (*open)(struct pstore_info *psi); + int (*close)(struct pstore_info *psi); + ssize_t (*read)(u64 *id, enum pstore_type_id *type, + struct timespec *time); + u64 (*write)(enum pstore_type_id type, size_t size); + int (*erase)(u64 id); +}; + +#ifdef CONFIG_PSTORE +extern int pstore_register(struct pstore_info *); +extern int pstore_write(enum pstore_type_id type, char *buf, size_t size); +#else +static inline int +pstore_register(struct pstore_info *psi) +{ + return -ENODEV; +} +static inline int +pstore_write(enum pstore_type_id type, char *buf, size_t size) +{ + return -ENODEV; +} +#endif + +#endif /*_LINUX_PSTORE_H*/ diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index 4272521e29e9..9178d5cc0b01 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -100,15 +100,14 @@ #include <linux/sched.h> /* For struct task_struct. */ -extern long arch_ptrace(struct task_struct *child, long request, long addr, long data); -extern int ptrace_traceme(void); +extern long arch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data); extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len); extern int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len); -extern int ptrace_attach(struct task_struct *tsk); -extern int ptrace_detach(struct task_struct *, unsigned int); extern void ptrace_disable(struct task_struct *); extern int ptrace_check_attach(struct task_struct *task, int kill); -extern int ptrace_request(struct task_struct *child, long request, long addr, long data); +extern int ptrace_request(struct task_struct *child, long request, + unsigned long addr, unsigned long data); extern void ptrace_notify(int exit_code); extern void __ptrace_link(struct task_struct *child, struct task_struct *new_parent); @@ -132,8 +131,10 @@ static inline void ptrace_unlink(struct task_struct *child) __ptrace_unlink(child); } -int generic_ptrace_peekdata(struct task_struct *tsk, long addr, long data); -int generic_ptrace_pokedata(struct task_struct *tsk, long addr, long data); +int generic_ptrace_peekdata(struct task_struct *tsk, unsigned long addr, + unsigned long data); +int generic_ptrace_pokedata(struct task_struct *tsk, unsigned long addr, + unsigned long data); /** * task_ptrace - return %PT_* flags that apply to a task @@ -188,6 +189,10 @@ static inline void ptrace_init_task(struct task_struct *child, bool ptrace) child->ptrace = current->ptrace; __ptrace_link(child, current->parent); } + +#ifdef CONFIG_HAVE_HW_BREAKPOINT + atomic_set(&child->ptrace_bp_refcnt, 1); +#endif } /** @@ -349,6 +354,13 @@ extern int task_current_syscall(struct task_struct *target, long *callno, unsigned long args[6], unsigned int maxargs, unsigned long *sp, unsigned long *pc); -#endif +#ifdef CONFIG_HAVE_HW_BREAKPOINT +extern int ptrace_get_breakpoints(struct task_struct *tsk); +extern void ptrace_put_breakpoints(struct task_struct *tsk); +#else +static inline void ptrace_put_breakpoints(struct task_struct *tsk) { } +#endif /* CONFIG_HAVE_HW_BREAKPOINT */ + +#endif /* __KERNEL */ #endif diff --git a/include/linux/pwm_backlight.h b/include/linux/pwm_backlight.h index 01b3d759f1fc..5e3e25a3c9c3 100644 --- a/include/linux/pwm_backlight.h +++ b/include/linux/pwm_backlight.h @@ -4,14 +4,18 @@ #ifndef __LINUX_PWM_BACKLIGHT_H #define __LINUX_PWM_BACKLIGHT_H +#include <linux/backlight.h> + struct platform_pwm_backlight_data { int pwm_id; unsigned int max_brightness; unsigned int dft_brightness; + unsigned int lth_brightness; unsigned int pwm_period_ns; int (*init)(struct device *dev); int (*notify)(struct device *dev, int brightness); void (*exit)(struct device *dev); + int (*check_fb)(struct device *dev, struct fb_info *info); }; #endif diff --git a/include/linux/pxa2xx_ssp.h b/include/linux/pxa2xx_ssp.h new file mode 100644 index 000000000000..44835fb39793 --- /dev/null +++ b/include/linux/pxa2xx_ssp.h @@ -0,0 +1,209 @@ +/* + * pxa2xx_ssp.h + * + * Copyright (C) 2003 Russell King, All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This driver supports the following PXA CPU/SSP ports:- + * + * PXA250 SSP + * PXA255 SSP, NSSP + * PXA26x SSP, NSSP, ASSP + * PXA27x SSP1, SSP2, SSP3 + * PXA3xx SSP1, SSP2, SSP3, SSP4 + */ + +#ifndef __LINUX_SSP_H +#define __LINUX_SSP_H + +#include <linux/list.h> +#include <linux/io.h> + +/* + * SSP Serial Port Registers + * PXA250, PXA255, PXA26x and PXA27x SSP controllers are all slightly different. + * PXA255, PXA26x and PXA27x have extra ports, registers and bits. + */ + +#define SSCR0 (0x00) /* SSP Control Register 0 */ +#define SSCR1 (0x04) /* SSP Control Register 1 */ +#define SSSR (0x08) /* SSP Status Register */ +#define SSITR (0x0C) /* SSP Interrupt Test Register */ +#define SSDR (0x10) /* SSP Data Write/Data Read Register */ + +#define SSTO (0x28) /* SSP Time Out Register */ +#define SSPSP (0x2C) /* SSP Programmable Serial Protocol */ +#define SSTSA (0x30) /* SSP Tx Timeslot Active */ +#define SSRSA (0x34) /* SSP Rx Timeslot Active */ +#define SSTSS (0x38) /* SSP Timeslot Status */ +#define SSACD (0x3C) /* SSP Audio Clock Divider */ +#define SSACDD (0x40) /* SSP Audio Clock Dither Divider */ + +/* Common PXA2xx bits first */ +#define SSCR0_DSS (0x0000000f) /* Data Size Select (mask) */ +#define SSCR0_DataSize(x) ((x) - 1) /* Data Size Select [4..16] */ +#define SSCR0_FRF (0x00000030) /* FRame Format (mask) */ +#define SSCR0_Motorola (0x0 << 4) /* Motorola's Serial Peripheral Interface (SPI) */ +#define SSCR0_TI (0x1 << 4) /* Texas Instruments' Synchronous Serial Protocol (SSP) */ +#define SSCR0_National (0x2 << 4) /* National Microwire */ +#define SSCR0_ECS (1 << 6) /* External clock select */ +#define SSCR0_SSE (1 << 7) /* Synchronous Serial Port Enable */ +#define SSCR0_SCR(x) ((x) << 8) /* Serial Clock Rate (mask) */ + +/* PXA27x, PXA3xx */ +#define SSCR0_EDSS (1 << 20) /* Extended data size select */ +#define SSCR0_NCS (1 << 21) /* Network clock select */ +#define SSCR0_RIM (1 << 22) /* Receive FIFO overrrun interrupt mask */ +#define SSCR0_TUM (1 << 23) /* Transmit FIFO underrun interrupt mask */ +#define SSCR0_FRDC (0x07000000) /* Frame rate divider control (mask) */ +#define SSCR0_SlotsPerFrm(x) (((x) - 1) << 24) /* Time slots per frame [1..8] */ +#define SSCR0_FPCKE (1 << 29) /* FIFO packing enable */ +#define SSCR0_ACS (1 << 30) /* Audio clock select */ +#define SSCR0_MOD (1 << 31) /* Mode (normal or network) */ + + +#define SSCR1_RIE (1 << 0) /* Receive FIFO Interrupt Enable */ +#define SSCR1_TIE (1 << 1) /* Transmit FIFO Interrupt Enable */ +#define SSCR1_LBM (1 << 2) /* Loop-Back Mode */ +#define SSCR1_SPO (1 << 3) /* Motorola SPI SSPSCLK polarity setting */ +#define SSCR1_SPH (1 << 4) /* Motorola SPI SSPSCLK phase setting */ +#define SSCR1_MWDS (1 << 5) /* Microwire Transmit Data Size */ + +#define SSSR_ALT_FRM_MASK 3 /* Masks the SFRM signal number */ +#define SSSR_TNF (1 << 2) /* Transmit FIFO Not Full */ +#define SSSR_RNE (1 << 3) /* Receive FIFO Not Empty */ +#define SSSR_BSY (1 << 4) /* SSP Busy */ +#define SSSR_TFS (1 << 5) /* Transmit FIFO Service Request */ +#define SSSR_RFS (1 << 6) /* Receive FIFO Service Request */ +#define SSSR_ROR (1 << 7) /* Receive FIFO Overrun */ + +#ifdef CONFIG_ARCH_PXA +#define RX_THRESH_DFLT 8 +#define TX_THRESH_DFLT 8 + +#define SSSR_TFL_MASK (0xf << 8) /* Transmit FIFO Level mask */ +#define SSSR_RFL_MASK (0xf << 12) /* Receive FIFO Level mask */ + +#define SSCR1_TFT (0x000003c0) /* Transmit FIFO Threshold (mask) */ +#define SSCR1_TxTresh(x) (((x) - 1) << 6) /* level [1..16] */ +#define SSCR1_RFT (0x00003c00) /* Receive FIFO Threshold (mask) */ +#define SSCR1_RxTresh(x) (((x) - 1) << 10) /* level [1..16] */ + +#else + +#define RX_THRESH_DFLT 2 +#define TX_THRESH_DFLT 2 + +#define SSSR_TFL_MASK (0x3 << 8) /* Transmit FIFO Level mask */ +#define SSSR_RFL_MASK (0x3 << 12) /* Receive FIFO Level mask */ + +#define SSCR1_TFT (0x000000c0) /* Transmit FIFO Threshold (mask) */ +#define SSCR1_TxTresh(x) (((x) - 1) << 6) /* level [1..4] */ +#define SSCR1_RFT (0x00000c00) /* Receive FIFO Threshold (mask) */ +#define SSCR1_RxTresh(x) (((x) - 1) << 10) /* level [1..4] */ +#endif + +/* extra bits in PXA255, PXA26x and PXA27x SSP ports */ +#define SSCR0_TISSP (1 << 4) /* TI Sync Serial Protocol */ +#define SSCR0_PSP (3 << 4) /* PSP - Programmable Serial Protocol */ +#define SSCR1_TTELP (1 << 31) /* TXD Tristate Enable Last Phase */ +#define SSCR1_TTE (1 << 30) /* TXD Tristate Enable */ +#define SSCR1_EBCEI (1 << 29) /* Enable Bit Count Error interrupt */ +#define SSCR1_SCFR (1 << 28) /* Slave Clock free Running */ +#define SSCR1_ECRA (1 << 27) /* Enable Clock Request A */ +#define SSCR1_ECRB (1 << 26) /* Enable Clock request B */ +#define SSCR1_SCLKDIR (1 << 25) /* Serial Bit Rate Clock Direction */ +#define SSCR1_SFRMDIR (1 << 24) /* Frame Direction */ +#define SSCR1_RWOT (1 << 23) /* Receive Without Transmit */ +#define SSCR1_TRAIL (1 << 22) /* Trailing Byte */ +#define SSCR1_TSRE (1 << 21) /* Transmit Service Request Enable */ +#define SSCR1_RSRE (1 << 20) /* Receive Service Request Enable */ +#define SSCR1_TINTE (1 << 19) /* Receiver Time-out Interrupt enable */ +#define SSCR1_PINTE (1 << 18) /* Peripheral Trailing Byte Interrupt Enable */ +#define SSCR1_IFS (1 << 16) /* Invert Frame Signal */ +#define SSCR1_STRF (1 << 15) /* Select FIFO or EFWR */ +#define SSCR1_EFWR (1 << 14) /* Enable FIFO Write/Read */ + +#define SSSR_BCE (1 << 23) /* Bit Count Error */ +#define SSSR_CSS (1 << 22) /* Clock Synchronisation Status */ +#define SSSR_TUR (1 << 21) /* Transmit FIFO Under Run */ +#define SSSR_EOC (1 << 20) /* End Of Chain */ +#define SSSR_TINT (1 << 19) /* Receiver Time-out Interrupt */ +#define SSSR_PINT (1 << 18) /* Peripheral Trailing Byte Interrupt */ + + +#define SSPSP_SCMODE(x) ((x) << 0) /* Serial Bit Rate Clock Mode */ +#define SSPSP_SFRMP (1 << 2) /* Serial Frame Polarity */ +#define SSPSP_ETDS (1 << 3) /* End of Transfer data State */ +#define SSPSP_STRTDLY(x) ((x) << 4) /* Start Delay */ +#define SSPSP_DMYSTRT(x) ((x) << 7) /* Dummy Start */ +#define SSPSP_SFRMDLY(x) ((x) << 9) /* Serial Frame Delay */ +#define SSPSP_SFRMWDTH(x) ((x) << 16) /* Serial Frame Width */ +#define SSPSP_DMYSTOP(x) ((x) << 23) /* Dummy Stop */ +#define SSPSP_FSRT (1 << 25) /* Frame Sync Relative Timing */ + +/* PXA3xx */ +#define SSPSP_EDMYSTRT(x) ((x) << 26) /* Extended Dummy Start */ +#define SSPSP_EDMYSTOP(x) ((x) << 28) /* Extended Dummy Stop */ +#define SSPSP_TIMING_MASK (0x7f8001f0) + +#define SSACD_SCDB (1 << 3) /* SSPSYSCLK Divider Bypass */ +#define SSACD_ACPS(x) ((x) << 4) /* Audio clock PLL select */ +#define SSACD_ACDS(x) ((x) << 0) /* Audio clock divider select */ +#define SSACD_SCDX8 (1 << 7) /* SYSCLK division ratio select */ + +enum pxa_ssp_type { + SSP_UNDEFINED = 0, + PXA25x_SSP, /* pxa 210, 250, 255, 26x */ + PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */ + PXA27x_SSP, + PXA168_SSP, + CE4100_SSP, +}; + +struct ssp_device { + struct platform_device *pdev; + struct list_head node; + + struct clk *clk; + void __iomem *mmio_base; + unsigned long phys_base; + + const char *label; + int port_id; + int type; + int use_count; + int irq; + int drcmr_rx; + int drcmr_tx; +}; + +/** + * pxa_ssp_write_reg - Write to a SSP register + * + * @dev: SSP device to access + * @reg: Register to write to + * @val: Value to be written. + */ +static inline void pxa_ssp_write_reg(struct ssp_device *dev, u32 reg, u32 val) +{ + __raw_writel(val, dev->mmio_base + reg); +} + +/** + * pxa_ssp_read_reg - Read from a SSP register + * + * @dev: SSP device to access + * @reg: Register to read from + */ +static inline u32 pxa_ssp_read_reg(struct ssp_device *dev, u32 reg) +{ + return __raw_readl(dev->mmio_base + reg); +} + +struct ssp_device *pxa_ssp_request(int port, const char *label); +void pxa_ssp_free(struct ssp_device *); +#endif diff --git a/include/linux/quota.h b/include/linux/quota.h index 94c1f03b50eb..9a85412e0db6 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -322,9 +322,12 @@ struct dquot_operations { qsize_t *(*get_reserved_space) (struct inode *); }; +struct path; + /* Operations handling requests from userspace */ struct quotactl_ops { - int (*quota_on)(struct super_block *, int, int, char *); + int (*quota_on)(struct super_block *, int, int, struct path *); + int (*quota_on_meta)(struct super_block *, int, int); int (*quota_off)(struct super_block *, int); int (*quota_sync)(struct super_block *, int, int); int (*get_info)(struct super_block *, int, struct if_dqinfo *); diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index d1a9193960f1..26f9e3612e0f 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -31,8 +31,9 @@ static inline bool is_quota_modification(struct inode *inode, struct iattr *ia) #define quota_error(sb, fmt, args...) \ __quota_error((sb), __func__, fmt , ## args) -extern void __quota_error(struct super_block *sb, const char *func, - const char *fmt, ...); +extern __attribute__((format (printf, 3, 4))) +void __quota_error(struct super_block *sb, const char *func, + const char *fmt, ...); /* * declaration of quota_function calls in kernel. @@ -75,11 +76,9 @@ int dquot_mark_dquot_dirty(struct dquot *dquot); int dquot_file_open(struct inode *inode, struct file *file); -int dquot_quota_on(struct super_block *sb, int type, int format_id, - char *path); int dquot_enable(struct inode *inode, int type, int format_id, unsigned int flags); -int dquot_quota_on_path(struct super_block *sb, int type, int format_id, +int dquot_quota_on(struct super_block *sb, int type, int format_id, struct path *path); int dquot_quota_on_mount(struct super_block *sb, char *qf_name, int format_id, int type); @@ -278,7 +277,7 @@ static inline int dquot_alloc_space(struct inode *inode, qsize_t nr) /* * Mark inode fully dirty. Since we are allocating blocks, inode * would become fully dirty soon anyway and it reportedly - * reduces inode_lock contention. + * reduces lock contention. */ mark_inode_dirty(inode); } diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h index a39cbed9ee17..23241c2fecce 100644 --- a/include/linux/radix-tree.h +++ b/include/linux/radix-tree.h @@ -34,19 +34,13 @@ * needed for RCU lookups (because root->height is unreliable). The only * time callers need worry about this is when doing a lookup_slot under * RCU. + * + * Indirect pointer in fact is also used to tag the last pointer of a node + * when it is shrunk, before we rcu free the node. See shrink code for + * details. */ #define RADIX_TREE_INDIRECT_PTR 1 -#define RADIX_TREE_RETRY ((void *)-1UL) - -static inline void *radix_tree_ptr_to_indirect(void *ptr) -{ - return (void *)((unsigned long)ptr | RADIX_TREE_INDIRECT_PTR); -} -static inline void *radix_tree_indirect_to_ptr(void *ptr) -{ - return (void *)((unsigned long)ptr & ~RADIX_TREE_INDIRECT_PTR); -} #define radix_tree_indirect_to_ptr(ptr) \ radix_tree_indirect_to_ptr((void __force *)(ptr)) @@ -140,16 +134,45 @@ do { \ * removed. * * For use with radix_tree_lookup_slot(). Caller must hold tree at least read - * locked across slot lookup and dereference. More likely, will be used with - * radix_tree_replace_slot(), as well, so caller will hold tree write locked. + * locked across slot lookup and dereference. Not required if write lock is + * held (ie. items cannot be concurrently inserted). + * + * radix_tree_deref_retry must be used to confirm validity of the pointer if + * only the read lock is held. */ static inline void *radix_tree_deref_slot(void **pslot) { - void *ret = rcu_dereference(*pslot); - if (unlikely(radix_tree_is_indirect_ptr(ret))) - ret = RADIX_TREE_RETRY; - return ret; + return rcu_dereference(*pslot); } + +/** + * radix_tree_deref_slot_protected - dereference a slot without RCU lock but with tree lock held + * @pslot: pointer to slot, returned by radix_tree_lookup_slot + * Returns: item that was stored in that slot with any direct pointer flag + * removed. + * + * Similar to radix_tree_deref_slot but only used during migration when a pages + * mapping is being moved. The caller does not hold the RCU read lock but it + * must hold the tree lock to prevent parallel updates. + */ +static inline void *radix_tree_deref_slot_protected(void **pslot, + spinlock_t *treelock) +{ + return rcu_dereference_protected(*pslot, lockdep_is_held(treelock)); +} + +/** + * radix_tree_deref_retry - check radix_tree_deref_slot + * @arg: pointer returned by radix_tree_deref_slot + * Returns: 0 if retry is not required, otherwise retry is required + * + * radix_tree_deref_retry must be used with radix_tree_deref_slot. + */ +static inline int radix_tree_deref_retry(void *arg) +{ + return unlikely((unsigned long)arg & RADIX_TREE_INDIRECT_PTR); +} + /** * radix_tree_replace_slot - replace item in a slot * @pslot: pointer to slot, returned by radix_tree_lookup_slot diff --git a/include/linux/raid/md_p.h b/include/linux/raid/md_p.h index ffa2efbbe382..75cbf4f62fe8 100644 --- a/include/linux/raid/md_p.h +++ b/include/linux/raid/md_p.h @@ -251,7 +251,7 @@ struct mdp_superblock_1 { __le64 utime; /* 40 bits second, 24 btes microseconds */ __le64 events; /* incremented when superblock updated */ __le64 resync_offset; /* data before this offset (from data_offset) known to be in sync */ - __le32 sb_csum; /* checksum upto devs[max_dev] */ + __le32 sb_csum; /* checksum up to devs[max_dev] */ __le32 max_dev; /* size of devs[] array to consider */ __u8 pad3[64-32]; /* set to 0 when writing */ diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h index e7320b5e82fb..3a8f0c9b2933 100644 --- a/include/linux/ramfs.h +++ b/include/linux/ramfs.h @@ -3,8 +3,8 @@ struct inode *ramfs_get_inode(struct super_block *sb, const struct inode *dir, int mode, dev_t dev); -extern int ramfs_get_sb(struct file_system_type *fs_type, - int flags, const char *dev_name, void *data, struct vfsmount *mnt); +extern struct dentry *ramfs_mount(struct file_system_type *fs_type, + int flags, const char *dev_name, void *data); #ifndef CONFIG_MMU extern int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize); diff --git a/include/linux/ramoops.h b/include/linux/ramoops.h new file mode 100644 index 000000000000..0ae68a2c1212 --- /dev/null +++ b/include/linux/ramoops.h @@ -0,0 +1,15 @@ +#ifndef __RAMOOPS_H +#define __RAMOOPS_H + +/* + * Ramoops platform data + * @mem_size memory size for ramoops + * @mem_address physical memory address to contain ramoops + */ + +struct ramoops_platform_data { + unsigned long mem_size; + unsigned long mem_address; +}; + +#endif diff --git a/include/linux/rar_register.h b/include/linux/rar_register.h index ffa805780f85..5c6118189363 100644 --- a/include/linux/rar_register.h +++ b/include/linux/rar_register.h @@ -34,11 +34,27 @@ struct rar_device; +#if defined(CONFIG_RAR_REGISTER) int register_rar(int num, int (*callback)(unsigned long data), unsigned long data); void unregister_rar(int num); int rar_get_address(int rar_index, dma_addr_t *start, dma_addr_t *end); int rar_lock(int rar_index); +#else +extern void unregister_rar(int num) { } +extern int rar_lock(int rar_index) { return -EIO; } + +extern inline int register_rar(int num, + int (*callback)(unsigned long data), unsigned long data) +{ + return -ENODEV; +} + +extern int rar_get_address(int rar_index, dma_addr_t *start, dma_addr_t *end) +{ + return -ENODEV; +} +#endif /* RAR_REGISTER */ #endif /* __KERNEL__ */ #endif /* _RAR_REGISTER_H */ diff --git a/include/linux/ratelimit.h b/include/linux/ratelimit.h index 8f69d09a41a5..03ff67b0cdf5 100644 --- a/include/linux/ratelimit.h +++ b/include/linux/ratelimit.h @@ -36,6 +36,8 @@ static inline void ratelimit_state_init(struct ratelimit_state *rs, rs->begin = 0; } +extern struct ratelimit_state printk_ratelimit_state; + extern int ___ratelimit(struct ratelimit_state *rs, const char *func); #define __ratelimit(state) ___ratelimit(state, __func__) diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h index 7066acb2c530..033b507b33b1 100644 --- a/include/linux/rbtree.h +++ b/include/linux/rbtree.h @@ -136,6 +136,14 @@ static inline void rb_set_color(struct rb_node *rb, int color) #define RB_EMPTY_NODE(node) (rb_parent(node) == node) #define RB_CLEAR_NODE(node) (rb_set_parent(node, node)) +static inline void rb_init_node(struct rb_node *rb) +{ + rb->rb_parent_color = 0; + rb->rb_right = NULL; + rb->rb_left = NULL; + RB_CLEAR_NODE(rb); +} + extern void rb_insert_color(struct rb_node *, struct rb_root *); extern void rb_erase(struct rb_node *, struct rb_root *); diff --git a/include/linux/rculist.h b/include/linux/rculist.h index f31ef61f1c65..e3beb315517a 100644 --- a/include/linux/rculist.h +++ b/include/linux/rculist.h @@ -241,11 +241,6 @@ static inline void list_splice_init_rcu(struct list_head *list, #define list_first_entry_rcu(ptr, type, member) \ list_entry_rcu((ptr)->next, type, member) -#define __list_for_each_rcu(pos, head) \ - for (pos = rcu_dereference_raw(list_next_rcu(head)); \ - pos != (head); \ - pos = rcu_dereference_raw(list_next_rcu((pos))) - /** * list_for_each_entry_rcu - iterate over rcu list of given type * @pos: the type * to use as a loop cursor. @@ -258,7 +253,7 @@ static inline void list_splice_init_rcu(struct list_head *list, */ #define list_for_each_entry_rcu(pos, head, member) \ for (pos = list_entry_rcu((head)->next, typeof(*pos), member); \ - prefetch(pos->member.next), &pos->member != (head); \ + &pos->member != (head); \ pos = list_entry_rcu(pos->member.next, typeof(*pos), member)) @@ -275,7 +270,7 @@ static inline void list_splice_init_rcu(struct list_head *list, */ #define list_for_each_continue_rcu(pos, head) \ for ((pos) = rcu_dereference_raw(list_next_rcu(pos)); \ - prefetch((pos)->next), (pos) != (head); \ + (pos) != (head); \ (pos) = rcu_dereference_raw(list_next_rcu(pos))) /** @@ -289,7 +284,7 @@ static inline void list_splice_init_rcu(struct list_head *list, */ #define list_for_each_entry_continue_rcu(pos, head, member) \ for (pos = list_entry_rcu(pos->member.next, typeof(*pos), member); \ - prefetch(pos->member.next), &pos->member != (head); \ + &pos->member != (head); \ pos = list_entry_rcu(pos->member.next, typeof(*pos), member)) /** @@ -432,7 +427,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev, #define __hlist_for_each_rcu(pos, head) \ for (pos = rcu_dereference(hlist_first_rcu(head)); \ - pos && ({ prefetch(pos->next); 1; }); \ + pos; \ pos = rcu_dereference(hlist_next_rcu(pos))) /** @@ -448,7 +443,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev, */ #define hlist_for_each_entry_rcu(tpos, pos, head, member) \ for (pos = rcu_dereference_raw(hlist_first_rcu(head)); \ - pos && ({ prefetch(pos->next); 1; }) && \ + pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \ pos = rcu_dereference_raw(hlist_next_rcu(pos))) @@ -465,7 +460,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev, */ #define hlist_for_each_entry_rcu_bh(tpos, pos, head, member) \ for (pos = rcu_dereference_bh((head)->first); \ - pos && ({ prefetch(pos->next); 1; }) && \ + pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \ pos = rcu_dereference_bh(pos->next)) @@ -477,7 +472,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev, */ #define hlist_for_each_entry_continue_rcu(tpos, pos, member) \ for (pos = rcu_dereference((pos)->next); \ - pos && ({ prefetch(pos->next); 1; }) && \ + pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \ pos = rcu_dereference(pos->next)) @@ -489,7 +484,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev, */ #define hlist_for_each_entry_continue_rcu_bh(tpos, pos, member) \ for (pos = rcu_dereference_bh((pos)->next); \ - pos && ({ prefetch(pos->next); 1; }) && \ + pos && \ ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \ pos = rcu_dereference_bh(pos->next)) diff --git a/include/linux/rculist_bl.h b/include/linux/rculist_bl.h new file mode 100644 index 000000000000..cf1244fbf3b6 --- /dev/null +++ b/include/linux/rculist_bl.h @@ -0,0 +1,128 @@ +#ifndef _LINUX_RCULIST_BL_H +#define _LINUX_RCULIST_BL_H + +/* + * RCU-protected bl list version. See include/linux/list_bl.h. + */ +#include <linux/list_bl.h> +#include <linux/rcupdate.h> + +static inline void hlist_bl_set_first_rcu(struct hlist_bl_head *h, + struct hlist_bl_node *n) +{ + LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK); + LIST_BL_BUG_ON(((unsigned long)h->first & LIST_BL_LOCKMASK) != + LIST_BL_LOCKMASK); + rcu_assign_pointer(h->first, + (struct hlist_bl_node *)((unsigned long)n | LIST_BL_LOCKMASK)); +} + +static inline struct hlist_bl_node *hlist_bl_first_rcu(struct hlist_bl_head *h) +{ + return (struct hlist_bl_node *) + ((unsigned long)rcu_dereference(h->first) & ~LIST_BL_LOCKMASK); +} + +/** + * hlist_bl_del_init_rcu - deletes entry from hash list with re-initialization + * @n: the element to delete from the hash list. + * + * Note: hlist_bl_unhashed() on the node returns true after this. It is + * useful for RCU based read lockfree traversal if the writer side + * must know if the list entry is still hashed or already unhashed. + * + * In particular, it means that we can not poison the forward pointers + * that may still be used for walking the hash list and we can only + * zero the pprev pointer so list_unhashed() will return true after + * this. + * + * The caller must take whatever precautions are necessary (such as + * holding appropriate locks) to avoid racing with another + * list-mutation primitive, such as hlist_bl_add_head_rcu() or + * hlist_bl_del_rcu(), running on this same list. However, it is + * perfectly legal to run concurrently with the _rcu list-traversal + * primitives, such as hlist_bl_for_each_entry_rcu(). + */ +static inline void hlist_bl_del_init_rcu(struct hlist_bl_node *n) +{ + if (!hlist_bl_unhashed(n)) { + __hlist_bl_del(n); + n->pprev = NULL; + } +} + +/** + * hlist_bl_del_rcu - deletes entry from hash list without re-initialization + * @n: the element to delete from the hash list. + * + * Note: hlist_bl_unhashed() on entry does not return true after this, + * the entry is in an undefined state. It is useful for RCU based + * lockfree traversal. + * + * In particular, it means that we can not poison the forward + * pointers that may still be used for walking the hash list. + * + * The caller must take whatever precautions are necessary + * (such as holding appropriate locks) to avoid racing + * with another list-mutation primitive, such as hlist_bl_add_head_rcu() + * or hlist_bl_del_rcu(), running on this same list. + * However, it is perfectly legal to run concurrently with + * the _rcu list-traversal primitives, such as + * hlist_bl_for_each_entry(). + */ +static inline void hlist_bl_del_rcu(struct hlist_bl_node *n) +{ + __hlist_bl_del(n); + n->pprev = LIST_POISON2; +} + +/** + * hlist_bl_add_head_rcu + * @n: the element to add to the hash list. + * @h: the list to add to. + * + * Description: + * Adds the specified element to the specified hlist_bl, + * while permitting racing traversals. + * + * The caller must take whatever precautions are necessary + * (such as holding appropriate locks) to avoid racing + * with another list-mutation primitive, such as hlist_bl_add_head_rcu() + * or hlist_bl_del_rcu(), running on this same list. + * However, it is perfectly legal to run concurrently with + * the _rcu list-traversal primitives, such as + * hlist_bl_for_each_entry_rcu(), used to prevent memory-consistency + * problems on Alpha CPUs. Regardless of the type of CPU, the + * list-traversal primitive must be guarded by rcu_read_lock(). + */ +static inline void hlist_bl_add_head_rcu(struct hlist_bl_node *n, + struct hlist_bl_head *h) +{ + struct hlist_bl_node *first; + + /* don't need hlist_bl_first_rcu because we're under lock */ + first = hlist_bl_first(h); + + n->next = first; + if (first) + first->pprev = &n->next; + n->pprev = &h->first; + + /* need _rcu because we can have concurrent lock free readers */ + hlist_bl_set_first_rcu(h, n); +} +/** + * hlist_bl_for_each_entry_rcu - iterate over rcu list of given type + * @tpos: the type * to use as a loop cursor. + * @pos: the &struct hlist_bl_node to use as a loop cursor. + * @head: the head for your list. + * @member: the name of the hlist_bl_node within the struct. + * + */ +#define hlist_bl_for_each_entry_rcu(tpos, pos, head, member) \ + for (pos = hlist_bl_first_rcu(head); \ + pos && \ + ({ tpos = hlist_bl_entry(pos, typeof(*tpos), member); 1; }); \ + pos = rcu_dereference_raw(pos->next)) + +#endif diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 03cda7bed985..99f9aa7c2804 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -47,6 +47,20 @@ extern int rcutorture_runnable; /* for sysctl */ #endif /* #ifdef CONFIG_RCU_TORTURE_TEST */ +#if defined(CONFIG_TREE_RCU) || defined(CONFIG_TREE_PREEMPT_RCU) +extern void rcutorture_record_test_transition(void); +extern void rcutorture_record_progress(unsigned long vernum); +#else +static inline void rcutorture_record_test_transition(void) +{ +} +static inline void rcutorture_record_progress(unsigned long vernum) +{ +} +#endif + +#define UINT_CMP_GE(a, b) (UINT_MAX / 2 >= (a) - (b)) +#define UINT_CMP_LT(a, b) (UINT_MAX / 2 < (a) - (b)) #define ULONG_CMP_GE(a, b) (ULONG_MAX / 2 >= (a) - (b)) #define ULONG_CMP_LT(a, b) (ULONG_MAX / 2 < (a) - (b)) @@ -66,8 +80,6 @@ extern void call_rcu_sched(struct rcu_head *head, extern void synchronize_sched(void); extern void rcu_barrier_bh(void); extern void rcu_barrier_sched(void); -extern void synchronize_sched_expedited(void); -extern int sched_expedited_torture_stats(char *page); static inline void __rcu_read_lock_bh(void) { @@ -118,7 +130,6 @@ static inline int rcu_preempt_depth(void) #endif /* #else #ifdef CONFIG_PREEMPT_RCU */ /* Internal to kernel */ -extern void rcu_init(void); extern void rcu_sched_qs(int cpu); extern void rcu_bh_qs(int cpu); extern void rcu_check_callbacks(int cpu, int user); @@ -339,6 +350,12 @@ extern int rcu_my_thread_group_empty(void); ((typeof(*p) __force __kernel *)(p)); \ }) +#define __rcu_access_index(p, space) \ + ({ \ + typeof(p) _________p1 = ACCESS_ONCE(p); \ + rcu_dereference_sparse(p, space); \ + (_________p1); \ + }) #define __rcu_dereference_index_check(p, c) \ ({ \ typeof(p) _________p1 = ACCESS_ONCE(p); \ @@ -429,6 +446,20 @@ extern int rcu_my_thread_group_empty(void); #define rcu_dereference_raw(p) rcu_dereference_check(p, 1) /*@@@ needed? @@@*/ /** + * rcu_access_index() - fetch RCU index with no dereferencing + * @p: The index to read + * + * Return the value of the specified RCU-protected index, but omit the + * smp_read_barrier_depends() and keep the ACCESS_ONCE(). This is useful + * when the value of this index is accessed, but the index is not + * dereferenced, for example, when testing an RCU-protected index against + * -1. Although rcu_access_index() may also be used in cases where + * update-side locks prevent the value of the index from changing, you + * should instead use rcu_dereference_index_protected() for this use case. + */ +#define rcu_access_index(p) __rcu_access_index((p), __rcu) + +/** * rcu_dereference_index_check() - rcu_dereference for indices with debug checking * @p: The pointer to read, prior to dereferencing * @c: The conditions under which the dereference will take place @@ -754,6 +785,7 @@ extern struct debug_obj_descr rcuhead_debug_descr; static inline void debug_rcu_head_queue(struct rcu_head *head) { + WARN_ON_ONCE((unsigned long)head & 0x3); debug_object_activate(head, &rcuhead_debug_descr); debug_object_active_state(head, &rcuhead_debug_descr, STATE_RCU_HEAD_READY, @@ -777,4 +809,60 @@ static inline void debug_rcu_head_unqueue(struct rcu_head *head) } #endif /* #else !CONFIG_DEBUG_OBJECTS_RCU_HEAD */ +static __always_inline bool __is_kfree_rcu_offset(unsigned long offset) +{ + return offset < 4096; +} + +static __always_inline +void __kfree_rcu(struct rcu_head *head, unsigned long offset) +{ + typedef void (*rcu_callback)(struct rcu_head *); + + BUILD_BUG_ON(!__builtin_constant_p(offset)); + + /* See the kfree_rcu() header comment. */ + BUILD_BUG_ON(!__is_kfree_rcu_offset(offset)); + + call_rcu(head, (rcu_callback)offset); +} + +extern void kfree(const void *); + +static inline void __rcu_reclaim(struct rcu_head *head) +{ + unsigned long offset = (unsigned long)head->func; + + if (__is_kfree_rcu_offset(offset)) + kfree((void *)head - offset); + else + head->func(head); +} + +/** + * kfree_rcu() - kfree an object after a grace period. + * @ptr: pointer to kfree + * @rcu_head: the name of the struct rcu_head within the type of @ptr. + * + * Many rcu callbacks functions just call kfree() on the base structure. + * These functions are trivial, but their size adds up, and furthermore + * when they are used in a kernel module, that module must invoke the + * high-latency rcu_barrier() function at module-unload time. + * + * The kfree_rcu() function handles this issue. Rather than encoding a + * function address in the embedded rcu_head structure, kfree_rcu() instead + * encodes the offset of the rcu_head structure within the base structure. + * Because the functions are not allowed in the low-order 4096 bytes of + * kernel virtual memory, offsets up to 4095 bytes can be accommodated. + * If the offset is larger than 4095 bytes, a compile-time error will + * be generated in __kfree_rcu(). If this error is triggered, you can + * either fall back to use of call_rcu() or rearrange the structure to + * position the rcu_head structure into the first 4096 bytes. + * + * Note that the allowable offset might decrease in the future, for example, + * to allow something like kmem_cache_free_rcu(). + */ +#define kfree_rcu(ptr, rcu_head) \ + __kfree_rcu(&((ptr)->rcu_head), offsetof(typeof(*(ptr)), rcu_head)) + #endif /* __LINUX_RCUPDATE_H */ diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index 13877cb93a60..52b3e0281fd0 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -27,7 +27,9 @@ #include <linux/cache.h> -#define rcu_init_sched() do { } while (0) +static inline void rcu_init(void) +{ +} #ifdef CONFIG_TINY_RCU @@ -58,6 +60,11 @@ static inline void synchronize_rcu_bh_expedited(void) synchronize_sched(); } +static inline void synchronize_sched_expedited(void) +{ + synchronize_sched(); +} + #ifdef CONFIG_TINY_RCU static inline void rcu_preempt_note_context_switch(void) @@ -93,6 +100,14 @@ static inline void rcu_note_context_switch(int cpu) } /* + * Take advantage of the fact that there is only one CPU, which + * allows us to ignore virtualization-based context switches. + */ +static inline void rcu_virt_note_context_switch(int cpu) +{ +} + +/* * Return the number of grace periods. */ static inline long rcu_batches_completed(void) @@ -125,16 +140,12 @@ static inline void rcu_cpu_stall_reset(void) } #ifdef CONFIG_DEBUG_LOCK_ALLOC - extern int rcu_scheduler_active __read_mostly; extern void rcu_scheduler_starting(void); - #else /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */ - static inline void rcu_scheduler_starting(void) { } - #endif /* #else #ifdef CONFIG_DEBUG_LOCK_ALLOC */ #endif /* __LINUX_RCUTINY_H */ diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 95518e628794..e65d06634dd8 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -30,10 +30,21 @@ #ifndef __LINUX_RCUTREE_H #define __LINUX_RCUTREE_H +extern void rcu_init(void); extern void rcu_note_context_switch(int cpu); extern int rcu_needs_cpu(int cpu); extern void rcu_cpu_stall_reset(void); +/* + * Note a virtualization-based context switch. This is simply a + * wrapper around rcu_note_context_switch(), which allows TINY_RCU + * to save a few bytes. + */ +static inline void rcu_virt_note_context_switch(int cpu) +{ + rcu_note_context_switch(cpu); +} + #ifdef CONFIG_TREE_PREEMPT_RCU extern void exit_rcu(void); @@ -47,6 +58,7 @@ static inline void exit_rcu(void) #endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */ extern void synchronize_rcu_bh(void); +extern void synchronize_sched_expedited(void); extern void synchronize_rcu_expedited(void); static inline void synchronize_rcu_bh_expedited(void) @@ -56,9 +68,12 @@ static inline void synchronize_rcu_bh_expedited(void) extern void rcu_barrier(void); +extern unsigned long rcutorture_testseq; +extern unsigned long rcutorture_vernum; extern long rcu_batches_completed(void); extern long rcu_batches_completed_bh(void); extern long rcu_batches_completed_sched(void); + extern void rcu_force_quiescent_state(void); extern void rcu_bh_force_quiescent_state(void); extern void rcu_sched_force_quiescent_state(void); diff --git a/include/linux/regulator/ab8500.h b/include/linux/regulator/ab8500.h index f509877c2ed4..76579f964a29 100644 --- a/include/linux/regulator/ab8500.h +++ b/include/linux/regulator/ab8500.h @@ -3,23 +3,72 @@ * * License Terms: GNU General Public License v2 * - * Author: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson - * + * Authors: Sundar Iyer <sundar.iyer@stericsson.com> for ST-Ericsson + * Bengt Jonsson <bengt.g.jonsson@stericsson.com> for ST-Ericsson */ #ifndef __LINUX_MFD_AB8500_REGULATOR_H #define __LINUX_MFD_AB8500_REGULATOR_H /* AB8500 regulators */ -#define AB8500_LDO_AUX1 0 -#define AB8500_LDO_AUX2 1 -#define AB8500_LDO_AUX3 2 -#define AB8500_LDO_INTCORE 3 -#define AB8500_LDO_TVOUT 4 -#define AB8500_LDO_AUDIO 5 -#define AB8500_LDO_ANAMIC1 6 -#define AB8500_LDO_ANAMIC2 7 -#define AB8500_LDO_DMIC 8 -#define AB8500_LDO_ANA 9 +enum ab8500_regulator_id { + AB8500_LDO_AUX1, + AB8500_LDO_AUX2, + AB8500_LDO_AUX3, + AB8500_LDO_INTCORE, + AB8500_LDO_TVOUT, + AB8500_LDO_USB, + AB8500_LDO_AUDIO, + AB8500_LDO_ANAMIC1, + AB8500_LDO_ANAMIC2, + AB8500_LDO_DMIC, + AB8500_LDO_ANA, + AB8500_NUM_REGULATORS, +}; + +/* AB8500 register initialization */ +struct ab8500_regulator_reg_init { + int id; + u8 value; +}; + +#define INIT_REGULATOR_REGISTER(_id, _value) \ + { \ + .id = _id, \ + .value = _value, \ + } + +/* AB8500 registers */ +enum ab8500_regulator_reg { + AB8500_REGUREQUESTCTRL2, + AB8500_REGUREQUESTCTRL3, + AB8500_REGUREQUESTCTRL4, + AB8500_REGUSYSCLKREQ1HPVALID1, + AB8500_REGUSYSCLKREQ1HPVALID2, + AB8500_REGUHWHPREQ1VALID1, + AB8500_REGUHWHPREQ1VALID2, + AB8500_REGUHWHPREQ2VALID1, + AB8500_REGUHWHPREQ2VALID2, + AB8500_REGUSWHPREQVALID1, + AB8500_REGUSWHPREQVALID2, + AB8500_REGUSYSCLKREQVALID1, + AB8500_REGUSYSCLKREQVALID2, + AB8500_REGUMISC1, + AB8500_VAUDIOSUPPLY, + AB8500_REGUCTRL1VAMIC, + AB8500_VPLLVANAREGU, + AB8500_VREFDDR, + AB8500_EXTSUPPLYREGU, + AB8500_VAUX12REGU, + AB8500_VRF1VAUX3REGU, + AB8500_VAUX1SEL, + AB8500_VAUX2SEL, + AB8500_VRF1VAUX3SEL, + AB8500_REGUCTRL2SPARE, + AB8500_REGUCTRLDISCH, + AB8500_REGUCTRLDISCH2, + AB8500_VSMPS1SEL1, + AB8500_NUM_REGULATOR_REGISTERS, +}; #endif diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index ebd747265294..9e87c1cb7270 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -153,7 +153,10 @@ int regulator_list_voltage(struct regulator *regulator, unsigned selector); int regulator_is_supported_voltage(struct regulator *regulator, int min_uV, int max_uV); int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV); +int regulator_set_voltage_time(struct regulator *regulator, + int old_uV, int new_uV); int regulator_get_voltage(struct regulator *regulator); +int regulator_sync_voltage(struct regulator *regulator); int regulator_set_current_limit(struct regulator *regulator, int min_uA, int max_uA); int regulator_get_current_limit(struct regulator *regulator); diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index 592cd7c642c2..6c433b89c80d 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -42,7 +42,11 @@ enum regulator_status { * * @set_voltage: Set the voltage for the regulator within the range specified. * The driver should select the voltage closest to min_uV. + * @set_voltage_sel: Set the voltage for the regulator using the specified + * selector. * @get_voltage: Return the currently configured voltage for the regulator. + * @get_voltage_sel: Return the currently configured voltage selector for the + * regulator. * @list_voltage: Return one of the supported voltages, in microvolts; zero * if the selector indicates a voltage that is unusable on this system; * or negative errno. Selectors range from zero to one less than @@ -59,7 +63,11 @@ enum regulator_status { * when running with the specified parameters. * * @enable_time: Time taken for the regulator voltage output voltage to - * stabalise after being enabled, in microseconds. + * stabilise after being enabled, in microseconds. + * @set_voltage_time_sel: Time taken for the regulator voltage output voltage + * to stabilise after being set to a new value, in microseconds. + * The function provides the from and to voltage selector, the + * function should return the worst case. * * @set_suspend_voltage: Set the voltage for the regulator when the system * is suspended. @@ -79,8 +87,11 @@ struct regulator_ops { int (*list_voltage) (struct regulator_dev *, unsigned selector); /* get/set regulator voltage */ - int (*set_voltage) (struct regulator_dev *, int min_uV, int max_uV); + int (*set_voltage) (struct regulator_dev *, int min_uV, int max_uV, + unsigned *selector); + int (*set_voltage_sel) (struct regulator_dev *, unsigned selector); int (*get_voltage) (struct regulator_dev *); + int (*get_voltage_sel) (struct regulator_dev *); /* get/set regulator current */ int (*set_current_limit) (struct regulator_dev *, @@ -96,8 +107,11 @@ struct regulator_ops { int (*set_mode) (struct regulator_dev *, unsigned int mode); unsigned int (*get_mode) (struct regulator_dev *); - /* Time taken to enable the regulator */ + /* Time taken to enable or set voltage on the regulator */ int (*enable_time) (struct regulator_dev *); + int (*set_voltage_time_sel) (struct regulator_dev *, + unsigned int old_selector, + unsigned int new_selector); /* report regulator status ... most other accessors report * control inputs, this reports results of combining inputs @@ -168,9 +182,9 @@ struct regulator_desc { */ struct regulator_dev { struct regulator_desc *desc; - int use_count; - int open_count; int exclusive; + u32 use_count; + u32 open_count; /* lists we belong to */ struct list_head list; /* list of all regulators */ @@ -188,10 +202,14 @@ struct regulator_dev { struct regulator_dev *supply; /* for tree */ void *reg_data; /* regulator_dev data */ + +#ifdef CONFIG_DEBUG_FS + struct dentry *debugfs; +#endif }; struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc, - struct device *dev, struct regulator_init_data *init_data, + struct device *dev, const struct regulator_init_data *init_data, void *driver_data); void regulator_unregister(struct regulator_dev *rdev); diff --git a/include/linux/regulator/lp3972.h b/include/linux/regulator/lp3972.h new file mode 100644 index 000000000000..9bb7389b7a1e --- /dev/null +++ b/include/linux/regulator/lp3972.h @@ -0,0 +1,48 @@ +/* + * National Semiconductors LP3972 PMIC chip client interface + * + * Based on lp3971.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __LINUX_REGULATOR_LP3972_H +#define __LINUX_REGULATOR_LP3972_H + +#include <linux/regulator/machine.h> + +#define LP3972_LDO1 0 +#define LP3972_LDO2 1 +#define LP3972_LDO3 2 +#define LP3972_LDO4 3 +#define LP3972_LDO5 4 + +#define LP3972_DCDC1 5 +#define LP3972_DCDC2 6 +#define LP3972_DCDC3 7 + +#define LP3972_NUM_REGULATORS 8 + +struct lp3972_regulator_subdev { + int id; + struct regulator_init_data *initdata; +}; + +struct lp3972_platform_data { + int num_regulators; + struct lp3972_regulator_subdev *regulators; +}; + +#endif diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index e2980287245e..c4c4fc45f856 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -186,13 +186,19 @@ struct regulator_init_data { }; int regulator_suspend_prepare(suspend_state_t state); +int regulator_suspend_finish(void); #ifdef CONFIG_REGULATOR void regulator_has_full_constraints(void); +void regulator_use_dummy_regulator(void); #else static inline void regulator_has_full_constraints(void) { } + +static inline void regulator_use_dummy_regulator(void) +{ +} #endif #endif diff --git a/include/linux/regulator/max8952.h b/include/linux/regulator/max8952.h new file mode 100644 index 000000000000..45e42855ad05 --- /dev/null +++ b/include/linux/regulator/max8952.h @@ -0,0 +1,135 @@ +/* + * max8952.h - Voltage regulation for the Maxim 8952 + * + * Copyright (C) 2010 Samsung Electrnoics + * MyungJoo Ham <myungjoo.ham@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef REGULATOR_MAX8952 +#define REGULATOR_MAX8952 + +#include <linux/regulator/machine.h> + +enum { + MAX8952_DVS_MODE0, + MAX8952_DVS_MODE1, + MAX8952_DVS_MODE2, + MAX8952_DVS_MODE3, +}; + +enum { + MAX8952_DVS_770mV = 0, + MAX8952_DVS_780mV, + MAX8952_DVS_790mV, + MAX8952_DVS_800mV, + MAX8952_DVS_810mV, + MAX8952_DVS_820mV, + MAX8952_DVS_830mV, + MAX8952_DVS_840mV, + MAX8952_DVS_850mV, + MAX8952_DVS_860mV, + MAX8952_DVS_870mV, + MAX8952_DVS_880mV, + MAX8952_DVS_890mV, + MAX8952_DVS_900mV, + MAX8952_DVS_910mV, + MAX8952_DVS_920mV, + MAX8952_DVS_930mV, + MAX8952_DVS_940mV, + MAX8952_DVS_950mV, + MAX8952_DVS_960mV, + MAX8952_DVS_970mV, + MAX8952_DVS_980mV, + MAX8952_DVS_990mV, + MAX8952_DVS_1000mV, + MAX8952_DVS_1010mV, + MAX8952_DVS_1020mV, + MAX8952_DVS_1030mV, + MAX8952_DVS_1040mV, + MAX8952_DVS_1050mV, + MAX8952_DVS_1060mV, + MAX8952_DVS_1070mV, + MAX8952_DVS_1080mV, + MAX8952_DVS_1090mV, + MAX8952_DVS_1100mV, + MAX8952_DVS_1110mV, + MAX8952_DVS_1120mV, + MAX8952_DVS_1130mV, + MAX8952_DVS_1140mV, + MAX8952_DVS_1150mV, + MAX8952_DVS_1160mV, + MAX8952_DVS_1170mV, + MAX8952_DVS_1180mV, + MAX8952_DVS_1190mV, + MAX8952_DVS_1200mV, + MAX8952_DVS_1210mV, + MAX8952_DVS_1220mV, + MAX8952_DVS_1230mV, + MAX8952_DVS_1240mV, + MAX8952_DVS_1250mV, + MAX8952_DVS_1260mV, + MAX8952_DVS_1270mV, + MAX8952_DVS_1280mV, + MAX8952_DVS_1290mV, + MAX8952_DVS_1300mV, + MAX8952_DVS_1310mV, + MAX8952_DVS_1320mV, + MAX8952_DVS_1330mV, + MAX8952_DVS_1340mV, + MAX8952_DVS_1350mV, + MAX8952_DVS_1360mV, + MAX8952_DVS_1370mV, + MAX8952_DVS_1380mV, + MAX8952_DVS_1390mV, + MAX8952_DVS_1400mV, +}; + +enum { + MAX8952_SYNC_FREQ_26MHZ, /* Default */ + MAX8952_SYNC_FREQ_13MHZ, + MAX8952_SYNC_FREQ_19_2MHZ, +}; + +enum { + MAX8952_RAMP_32mV_us = 0, /* Default */ + MAX8952_RAMP_16mV_us, + MAX8952_RAMP_8mV_us, + MAX8952_RAMP_4mV_us, + MAX8952_RAMP_2mV_us, + MAX8952_RAMP_1mV_us, + MAX8952_RAMP_0_5mV_us, + MAX8952_RAMP_0_25mV_us, +}; + +#define MAX8952_NUM_DVS_MODE 4 + +struct max8952_platform_data { + int gpio_vid0; + int gpio_vid1; + int gpio_en; + + u8 default_mode; + u8 dvs_mode[MAX8952_NUM_DVS_MODE]; /* MAX8952_DVS_MODEx_XXXXmV */ + + u8 sync_freq; + u8 ramp_speed; + + struct regulator_init_data reg_data; +}; + + +#endif /* REGULATOR_MAX8952 */ diff --git a/include/linux/reiserfs_fs.h b/include/linux/reiserfs_fs.h index 91a4177e60ce..eca75df00fed 100644 --- a/include/linux/reiserfs_fs.h +++ b/include/linux/reiserfs_fs.h @@ -22,7 +22,6 @@ #include <asm/unaligned.h> #include <linux/bitops.h> #include <linux/proc_fs.h> -#include <linux/smp_lock.h> #include <linux/buffer_head.h> #include <linux/reiserfs_fs_i.h> #include <linux/reiserfs_fs_sb.h> @@ -1125,15 +1124,18 @@ struct reiserfs_de_head { # define aligned_address(addr) ((void *)((long)(addr) & ~((1UL << ADDR_UNALIGNED_BITS) - 1))) # define unaligned_offset(addr) (((int)((long)(addr) & ((1 << ADDR_UNALIGNED_BITS) - 1))) << 3) -# define set_bit_unaligned(nr, addr) ext2_set_bit((nr) + unaligned_offset(addr), aligned_address(addr)) -# define clear_bit_unaligned(nr, addr) ext2_clear_bit((nr) + unaligned_offset(addr), aligned_address(addr)) -# define test_bit_unaligned(nr, addr) ext2_test_bit((nr) + unaligned_offset(addr), aligned_address(addr)) +# define set_bit_unaligned(nr, addr) \ + __test_and_set_bit_le((nr) + unaligned_offset(addr), aligned_address(addr)) +# define clear_bit_unaligned(nr, addr) \ + __test_and_clear_bit_le((nr) + unaligned_offset(addr), aligned_address(addr)) +# define test_bit_unaligned(nr, addr) \ + test_bit_le((nr) + unaligned_offset(addr), aligned_address(addr)) #else -# define set_bit_unaligned(nr, addr) ext2_set_bit(nr, addr) -# define clear_bit_unaligned(nr, addr) ext2_clear_bit(nr, addr) -# define test_bit_unaligned(nr, addr) ext2_test_bit(nr, addr) +# define set_bit_unaligned(nr, addr) __test_and_set_bit_le(nr, addr) +# define clear_bit_unaligned(nr, addr) __test_and_clear_bit_le(nr, addr) +# define test_bit_unaligned(nr, addr) test_bit_le(nr, addr) #endif @@ -1555,7 +1557,7 @@ struct tree_balance { /* When inserting an item. */ #define M_INSERT 'i' /* When inserting into (directories only) or appending onto an already - existant item. */ + existent item. */ #define M_PASTE 'p' /* When deleting an item. */ #define M_DELETE 'd' @@ -2072,6 +2074,8 @@ void sd_attrs_to_i_attrs(__u16 sd_attrs, struct inode *inode); void i_attrs_to_sd_attrs(struct inode *inode, __u16 * sd_attrs); int reiserfs_setattr(struct dentry *dentry, struct iattr *attr); +int __reiserfs_write_begin(struct page *page, unsigned from, unsigned len); + /* namei.c */ void set_de_name_and_namelen(struct reiserfs_dir_entry *de); int search_by_entry_key(struct super_block *sb, const struct cpu_key *key, @@ -2328,14 +2332,10 @@ __u32 keyed_hash(const signed char *msg, int len); __u32 yura_hash(const signed char *msg, int len); __u32 r5_hash(const signed char *msg, int len); -/* the ext2 bit routines adjust for big or little endian as -** appropriate for the arch, so in our laziness we use them rather -** than using the bit routines they call more directly. These -** routines must be used when changing on disk bitmaps. */ -#define reiserfs_test_and_set_le_bit ext2_set_bit -#define reiserfs_test_and_clear_le_bit ext2_clear_bit -#define reiserfs_test_le_bit ext2_test_bit -#define reiserfs_find_next_zero_le_bit ext2_find_next_zero_bit +#define reiserfs_test_and_set_le_bit __test_and_set_bit_le +#define reiserfs_test_and_clear_le_bit __test_and_clear_bit_le +#define reiserfs_test_le_bit test_bit_le +#define reiserfs_find_next_zero_le_bit find_next_zero_bit_le /* sometimes reiserfs_truncate may require to allocate few new blocks to perform indirect2direct conversion. People probably used to diff --git a/include/linux/reiserfs_xattr.h b/include/linux/reiserfs_xattr.h index b2cf2089769b..6deef5dc95fb 100644 --- a/include/linux/reiserfs_xattr.h +++ b/include/linux/reiserfs_xattr.h @@ -41,7 +41,7 @@ int reiserfs_xattr_init(struct super_block *sb, int mount_flags); int reiserfs_lookup_privroot(struct super_block *sb); int reiserfs_delete_xattrs(struct inode *inode); int reiserfs_chown_xattrs(struct inode *inode, struct iattr *attrs); -int reiserfs_permission(struct inode *inode, int mask); +int reiserfs_permission(struct inode *inode, int mask, unsigned int flags); #ifdef CONFIG_REISERFS_FS_XATTR #define has_xattr_dir(inode) (REISERFS_I(inode)->i_flags & i_has_xattr_dir) @@ -63,6 +63,7 @@ extern const struct xattr_handler reiserfs_xattr_trusted_handler; extern const struct xattr_handler reiserfs_xattr_security_handler; #ifdef CONFIG_REISERFS_FS_SECURITY int reiserfs_security_init(struct inode *dir, struct inode *inode, + const struct qstr *qstr, struct reiserfs_security_handle *sec); int reiserfs_security_write(struct reiserfs_transaction_handle *th, struct inode *inode, @@ -130,6 +131,7 @@ static inline void reiserfs_init_xattr_rwsem(struct inode *inode) #ifndef CONFIG_REISERFS_FS_SECURITY static inline int reiserfs_security_init(struct inode *dir, struct inode *inode, + const struct qstr *qstr, struct reiserfs_security_handle *sec) { return 0; diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h index fcb9884df618..c9d625ca659e 100644 --- a/include/linux/res_counter.h +++ b/include/linux/res_counter.h @@ -129,20 +129,22 @@ int __must_check res_counter_charge(struct res_counter *counter, void res_counter_uncharge_locked(struct res_counter *counter, unsigned long val); void res_counter_uncharge(struct res_counter *counter, unsigned long val); -static inline bool res_counter_limit_check_locked(struct res_counter *cnt) -{ - if (cnt->usage < cnt->limit) - return true; - - return false; -} - -static inline bool res_counter_soft_limit_check_locked(struct res_counter *cnt) +/** + * res_counter_margin - calculate chargeable space of a counter + * @cnt: the counter + * + * Returns the difference between the hard limit and the current usage + * of resource counter @cnt. + */ +static inline unsigned long long res_counter_margin(struct res_counter *cnt) { - if (cnt->usage < cnt->soft_limit) - return true; + unsigned long long margin; + unsigned long flags; - return false; + spin_lock_irqsave(&cnt->lock, flags); + margin = cnt->limit - cnt->usage; + spin_unlock_irqrestore(&cnt->lock, flags); + return margin; } /** @@ -167,32 +169,6 @@ res_counter_soft_limit_excess(struct res_counter *cnt) return excess; } -/* - * Helper function to detect if the cgroup is within it's limit or - * not. It's currently called from cgroup_rss_prepare() - */ -static inline bool res_counter_check_under_limit(struct res_counter *cnt) -{ - bool ret; - unsigned long flags; - - spin_lock_irqsave(&cnt->lock, flags); - ret = res_counter_limit_check_locked(cnt); - spin_unlock_irqrestore(&cnt->lock, flags); - return ret; -} - -static inline bool res_counter_check_under_soft_limit(struct res_counter *cnt) -{ - bool ret; - unsigned long flags; - - spin_lock_irqsave(&cnt->lock, flags); - ret = res_counter_soft_limit_check_locked(cnt); - spin_unlock_irqrestore(&cnt->lock, flags); - return ret; -} - static inline void res_counter_reset_max(struct res_counter *cnt) { unsigned long flags; diff --git a/include/linux/resource.h b/include/linux/resource.h index 88d36f9145ba..d01c96c1966e 100644 --- a/include/linux/resource.h +++ b/include/linux/resource.h @@ -2,6 +2,7 @@ #define _LINUX_RESOURCE_H #include <linux/time.h> +#include <linux/types.h> /* * Resource control/accounting header file for linux diff --git a/include/linux/rfkill-regulator.h b/include/linux/rfkill-regulator.h new file mode 100644 index 000000000000..aca36bc83315 --- /dev/null +++ b/include/linux/rfkill-regulator.h @@ -0,0 +1,48 @@ +/* + * rfkill-regulator.c - Regulator consumer driver for rfkill + * + * Copyright (C) 2009 Guiming Zhuo <gmzhuo@gmail.com> + * Copyright (C) 2011 Antonio Ospite <ospite@studenti.unina.it> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __LINUX_RFKILL_REGULATOR_H +#define __LINUX_RFKILL_REGULATOR_H + +/* + * Use "vrfkill" as supply id when declaring the regulator consumer: + * + * static struct regulator_consumer_supply pcap_regulator_V6_consumers [] = { + * { .dev_name = "rfkill-regulator.0", .supply = "vrfkill" }, + * }; + * + * If you have several regulator driven rfkill, you can append a numerical id to + * .dev_name as done above, and use the same id when declaring the platform + * device: + * + * static struct rfkill_regulator_platform_data ezx_rfkill_bt_data = { + * .name = "ezx-bluetooth", + * .type = RFKILL_TYPE_BLUETOOTH, + * }; + * + * static struct platform_device a910_rfkill = { + * .name = "rfkill-regulator", + * .id = 0, + * .dev = { + * .platform_data = &ezx_rfkill_bt_data, + * }, + * }; + */ + +#include <linux/rfkill.h> + +struct rfkill_regulator_platform_data { + char *name; /* the name for the rfkill switch */ + enum rfkill_type type; /* the type as specified in rfkill.h */ +}; + +#endif /* __LINUX_RFKILL_REGULATOR_H */ diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h index 08c32e4f261a..c6c608482cba 100644 --- a/include/linux/rfkill.h +++ b/include/linux/rfkill.h @@ -354,37 +354,6 @@ static inline bool rfkill_blocked(struct rfkill *rfkill) } #endif /* RFKILL || RFKILL_MODULE */ - -#ifdef CONFIG_RFKILL_LEDS -/** - * rfkill_get_led_trigger_name - Get the LED trigger name for the button's LED. - * This function might return a NULL pointer if registering of the - * LED trigger failed. Use this as "default_trigger" for the LED. - */ -const char *rfkill_get_led_trigger_name(struct rfkill *rfkill); - -/** - * rfkill_set_led_trigger_name -- set the LED trigger name - * @rfkill: rfkill struct - * @name: LED trigger name - * - * This function sets the LED trigger name of the radio LED - * trigger that rfkill creates. It is optional, but if called - * must be called before rfkill_register() to be effective. - */ -void rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name); -#else -static inline const char *rfkill_get_led_trigger_name(struct rfkill *rfkill) -{ - return NULL; -} - -static inline void -rfkill_set_led_trigger_name(struct rfkill *rfkill, const char *name) -{ -} -#endif - #endif /* __KERNEL__ */ #endif /* RFKILL_H */ diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index 25b4f686d918..ab38ac80b0f9 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -62,18 +62,6 @@ enum ring_buffer_type { unsigned ring_buffer_event_length(struct ring_buffer_event *event); void *ring_buffer_event_data(struct ring_buffer_event *event); -/** - * ring_buffer_event_time_delta - return the delta timestamp of the event - * @event: the event to get the delta timestamp of - * - * The delta timestamp is the 27 bit timestamp since the last event. - */ -static inline unsigned -ring_buffer_event_time_delta(struct ring_buffer_event *event) -{ - return event->time_delta; -} - /* * ring_buffer_discard_commit will remove an event that has not * ben committed yet. If this is used, then ring_buffer_unlock_commit @@ -112,6 +100,8 @@ void ring_buffer_free(struct ring_buffer *buffer); int ring_buffer_resize(struct ring_buffer *buffer, unsigned long size); +void ring_buffer_change_overwrite(struct ring_buffer *buffer, int val); + struct ring_buffer_event *ring_buffer_lock_reserve(struct ring_buffer *buffer, unsigned long length); int ring_buffer_unlock_commit(struct ring_buffer *buffer, diff --git a/include/linux/rio.h b/include/linux/rio.h index bd6eb0ed34a7..4d50611112ba 100644 --- a/include/linux/rio.h +++ b/include/linux/rio.h @@ -24,6 +24,7 @@ #define RIO_NO_HOPCOUNT -1 #define RIO_INVALID_DESTID 0xffff +#define RIO_MAX_MPORTS 8 #define RIO_MAX_MPORT_RESOURCES 16 #define RIO_MAX_DEV_RESOURCES 16 @@ -66,13 +67,62 @@ #define RIO_PW_MSG_SIZE 64 +/* + * A component tag value (stored in the component tag CSR) is used as device's + * unique identifier assigned during enumeration. Besides being used for + * identifying switches (which do not have device ID register), it also is used + * by error management notification and therefore has to be assigned + * to endpoints as well. + */ +#define RIO_CTAG_RESRVD 0xfffe0000 /* Reserved */ +#define RIO_CTAG_UDEVID 0x0001ffff /* Unique device identifier */ + extern struct bus_type rio_bus_type; +extern struct device rio_bus; extern struct list_head rio_devices; /* list of all devices */ struct rio_mport; +struct rio_dev; union rio_pw_msg; /** + * struct rio_switch - RIO switch info + * @node: Node in global list of switches + * @switchid: Switch ID that is unique across a network + * @route_table: Copy of switch routing table + * @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0 + * @add_entry: Callback for switch-specific route add function + * @get_entry: Callback for switch-specific route get function + * @clr_table: Callback for switch-specific clear route table function + * @set_domain: Callback for switch-specific domain setting function + * @get_domain: Callback for switch-specific domain get function + * @em_init: Callback for switch-specific error management init function + * @em_handle: Callback for switch-specific error management handler function + * @sw_sysfs: Callback that initializes switch-specific sysfs attributes + * @nextdev: Array of per-port pointers to the next attached device + */ +struct rio_switch { + struct list_head node; + u16 switchid; + u8 *route_table; + u32 port_ok; + int (*add_entry) (struct rio_mport *mport, u16 destid, u8 hopcount, + u16 table, u16 route_destid, u8 route_port); + int (*get_entry) (struct rio_mport *mport, u16 destid, u8 hopcount, + u16 table, u16 route_destid, u8 *route_port); + int (*clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount, + u16 table); + int (*set_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, + u8 sw_domain); + int (*get_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, + u8 *sw_domain); + int (*em_init) (struct rio_dev *dev); + int (*em_handle) (struct rio_dev *dev, u8 swport); + int (*sw_sysfs) (struct rio_dev *dev, int create); + struct rio_dev *nextdev[0]; +}; + +/** * struct rio_dev - RIO device info * @global_list: Node in list of all RIO devices * @net_list: Node in list of RIO devices in a network @@ -92,12 +142,14 @@ union rio_pw_msg; * @phys_efptr: RIO device extended features pointer * @em_efptr: RIO Error Management features pointer * @dma_mask: Mask of bits of RIO address this device implements - * @rswitch: Pointer to &struct rio_switch if valid for this device * @driver: Driver claiming this device * @dev: Device model device * @riores: RIO resources this device owns * @pwcback: port-write callback function for this device - * @destid: Network destination ID + * @destid: Network destination ID (or associated destid for switch) + * @hopcount: Hopcount to this device + * @prev: Previous RIO device connected to the current one + * @rswitch: struct rio_switch (if valid for this device) */ struct rio_dev { struct list_head global_list; /* node in list of all RIO devices */ @@ -111,24 +163,27 @@ struct rio_dev { u16 asm_rev; u16 efptr; u32 pef; - u32 swpinfo; /* Only used for switches */ + u32 swpinfo; u32 src_ops; u32 dst_ops; u32 comp_tag; u32 phys_efptr; u32 em_efptr; u64 dma_mask; - struct rio_switch *rswitch; /* RIO switch info */ struct rio_driver *driver; /* RIO driver claiming this device */ struct device dev; /* LDM device structure */ struct resource riores[RIO_MAX_DEV_RESOURCES]; int (*pwcback) (struct rio_dev *rdev, union rio_pw_msg *msg, int step); u16 destid; + u8 hopcount; + struct rio_dev *prev; + struct rio_switch rswitch[0]; /* RIO switch info */ }; #define rio_dev_g(n) list_entry(n, struct rio_dev, global_list) #define rio_dev_f(n) list_entry(n, struct rio_dev, net_list) #define to_rio_dev(n) container_of(n, struct rio_dev, dev) +#define sw_to_rio_dev(n) container_of(n, struct rio_dev, rswitch[0]) /** * struct rio_msg - RIO message event @@ -174,6 +229,7 @@ enum rio_phy_type { * @index: Port index, unique among all port interfaces of the same type * @sys_size: RapidIO common transport system size * @phy_type: RapidIO phy type + * @phys_efptr: RIO port extended features pointer * @name: Port name string * @priv: Master port private data */ @@ -186,7 +242,7 @@ struct rio_mport { struct rio_msg inb_msg[RIO_MAX_MBOX]; struct rio_msg outb_msg[RIO_MAX_MBOX]; int host_deviceid; /* Host device ID */ - struct rio_ops *ops; /* maintenance transaction functions */ + struct rio_ops *ops; /* low-level architecture-dependent routines */ unsigned char id; /* port ID, unique among all ports */ unsigned char index; /* port index, unique among all port interfaces of the same type */ @@ -195,6 +251,7 @@ struct rio_mport { * 1 - Large size, 65536 devices. */ enum rio_phy_type phy_type; /* RapidIO phy type */ + u32 phys_efptr; unsigned char name[40]; void *priv; /* Master port private data */ }; @@ -215,42 +272,9 @@ struct rio_net { unsigned char id; /* RIO network ID */ }; -/** - * struct rio_switch - RIO switch info - * @node: Node in global list of switches - * @switchid: Switch ID that is unique across a network - * @hopcount: Hopcount to this switch - * @destid: Associated destid in the path - * @route_table: Copy of switch routing table - * @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0 - * @add_entry: Callback for switch-specific route add function - * @get_entry: Callback for switch-specific route get function - * @clr_table: Callback for switch-specific clear route table function - * @set_domain: Callback for switch-specific domain setting function - * @get_domain: Callback for switch-specific domain get function - * @em_init: Callback for switch-specific error management initialization function - * @em_handle: Callback for switch-specific error management handler function - */ -struct rio_switch { - struct list_head node; - u16 switchid; - u16 hopcount; - u16 destid; - u8 *route_table; - u32 port_ok; - int (*add_entry) (struct rio_mport * mport, u16 destid, u8 hopcount, - u16 table, u16 route_destid, u8 route_port); - int (*get_entry) (struct rio_mport * mport, u16 destid, u8 hopcount, - u16 table, u16 route_destid, u8 * route_port); - int (*clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount, - u16 table); - int (*set_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, - u8 sw_domain); - int (*get_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, - u8 *sw_domain); - int (*em_init) (struct rio_dev *dev); - int (*em_handle) (struct rio_dev *dev, u8 swport); -}; +/* Definitions used by switch sysfs initialization callback */ +#define RIO_SW_SYSFS_CREATE 1 /* Create switch attributes */ +#define RIO_SW_SYSFS_REMOVE 0 /* Remove switch attributes */ /* Low-level architecture-dependent routines */ @@ -262,6 +286,13 @@ struct rio_switch { * @cwrite: Callback to perform network write of config space. * @dsend: Callback to send a doorbell message. * @pwenable: Callback to enable/disable port-write message handling. + * @open_outb_mbox: Callback to initialize outbound mailbox. + * @close_outb_mbox: Callback to shut down outbound mailbox. + * @open_inb_mbox: Callback to initialize inbound mailbox. + * @close_inb_mbox: Callback to shut down inbound mailbox. + * @add_outb_message: Callback to add a message to an outbound mailbox queue. + * @add_inb_buffer: Callback to add a buffer to an inbound mailbox queue. + * @get_inb_message: Callback to get a message from an inbound mailbox queue. */ struct rio_ops { int (*lcread) (struct rio_mport *mport, int index, u32 offset, int len, @@ -274,6 +305,16 @@ struct rio_ops { u8 hopcount, u32 offset, int len, u32 data); int (*dsend) (struct rio_mport *mport, int index, u16 destid, u16 data); int (*pwenable) (struct rio_mport *mport, int enable); + int (*open_outb_mbox)(struct rio_mport *mport, void *dev_id, + int mbox, int entries); + void (*close_outb_mbox)(struct rio_mport *mport, int mbox); + int (*open_inb_mbox)(struct rio_mport *mport, void *dev_id, + int mbox, int entries); + void (*close_inb_mbox)(struct rio_mport *mport, int mbox); + int (*add_outb_message)(struct rio_mport *mport, struct rio_dev *rdev, + int mbox, void *buffer, size_t len); + int (*add_inb_buffer)(struct rio_mport *mport, int mbox, void *buf); + void *(*get_inb_message)(struct rio_mport *mport, int mbox); }; #define RIO_RESOURCE_MEM 0x00000100 @@ -355,12 +396,7 @@ union rio_pw_msg { }; /* Architecture and hardware-specific functions */ -extern int rio_init_mports(void); -extern void rio_register_mport(struct rio_mport *); -extern int rio_hw_add_outb_message(struct rio_mport *, struct rio_dev *, int, - void *, size_t); -extern int rio_hw_add_inb_buffer(struct rio_mport *, int, void *); -extern void *rio_hw_get_inb_message(struct rio_mport *, int); +extern int rio_register_mport(struct rio_mport *); extern int rio_open_inb_mbox(struct rio_mport *, void *, int, int); extern void rio_close_inb_mbox(struct rio_mport *, int); extern int rio_open_outb_mbox(struct rio_mport *, void *, int, int); diff --git a/include/linux/rio_drv.h b/include/linux/rio_drv.h index edc55da717b3..229b3ca23134 100644 --- a/include/linux/rio_drv.h +++ b/include/linux/rio_drv.h @@ -150,16 +150,8 @@ static inline int rio_local_write_config_8(struct rio_mport *port, u32 offset, static inline int rio_read_config_32(struct rio_dev *rdev, u32 offset, u32 * data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_read_config_32(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_read_config_32(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -174,16 +166,8 @@ static inline int rio_read_config_32(struct rio_dev *rdev, u32 offset, static inline int rio_write_config_32(struct rio_dev *rdev, u32 offset, u32 data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_write_config_32(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_write_config_32(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -198,16 +182,8 @@ static inline int rio_write_config_32(struct rio_dev *rdev, u32 offset, static inline int rio_read_config_16(struct rio_dev *rdev, u32 offset, u16 * data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_read_config_16(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_read_config_16(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -222,16 +198,8 @@ static inline int rio_read_config_16(struct rio_dev *rdev, u32 offset, static inline int rio_write_config_16(struct rio_dev *rdev, u32 offset, u16 data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_write_config_16(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_write_config_16(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -245,16 +213,8 @@ static inline int rio_write_config_16(struct rio_dev *rdev, u32 offset, */ static inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_read_config_8(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_read_config_8(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -268,16 +228,8 @@ static inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data) */ static inline int rio_write_config_8(struct rio_dev *rdev, u32 offset, u8 data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_write_config_8(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_write_config_8(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; extern int rio_mport_send_doorbell(struct rio_mport *mport, u16 destid, @@ -365,7 +317,8 @@ static inline int rio_add_outb_message(struct rio_mport *mport, struct rio_dev *rdev, int mbox, void *buffer, size_t len) { - return rio_hw_add_outb_message(mport, rdev, mbox, buffer, len); + return mport->ops->add_outb_message(mport, rdev, mbox, + buffer, len); } extern int rio_request_inb_mbox(struct rio_mport *, void *, int, int, @@ -384,7 +337,7 @@ extern int rio_release_inb_mbox(struct rio_mport *, int); static inline int rio_add_inb_buffer(struct rio_mport *mport, int mbox, void *buffer) { - return rio_hw_add_inb_buffer(mport, mbox, buffer); + return mport->ops->add_inb_buffer(mport, mbox, buffer); } /** @@ -396,7 +349,7 @@ static inline int rio_add_inb_buffer(struct rio_mport *mport, int mbox, */ static inline void *rio_get_inb_message(struct rio_mport *mport, int mbox) { - return rio_hw_get_inb_message(mport, mbox); + return mport->ops->get_inb_message(mport, mbox); } /* Doorbell management */ diff --git a/include/linux/rio_ids.h b/include/linux/rio_ids.h index db50e1c288b7..0cee0152aca9 100644 --- a/include/linux/rio_ids.h +++ b/include/linux/rio_ids.h @@ -34,5 +34,10 @@ #define RIO_DID_IDTCPS16 0x035b #define RIO_DID_IDTCPS6Q 0x035f #define RIO_DID_IDTCPS10Q 0x035e +#define RIO_DID_IDTCPS1848 0x0374 +#define RIO_DID_IDTCPS1432 0x0375 +#define RIO_DID_IDTCPS1616 0x0379 +#define RIO_DID_IDTVPS1616 0x0377 +#define RIO_DID_IDTSPS1616 0x0378 #endif /* LINUX_RIO_IDS_H */ diff --git a/include/linux/rio_regs.h b/include/linux/rio_regs.h index aedee0489fb4..9026b30238f3 100644 --- a/include/linux/rio_regs.h +++ b/include/linux/rio_regs.h @@ -14,10 +14,12 @@ #define LINUX_RIO_REGS_H /* - * In RapidIO, each device has a 2MB configuration space that is + * In RapidIO, each device has a 16MB configuration space that is * accessed via maintenance transactions. Portions of configuration * space are standardized and/or reserved. */ +#define RIO_MAINT_SPACE_SZ 0x1000000 /* 16MB of RapidIO mainenance space */ + #define RIO_DEV_ID_CAR 0x00 /* [I] Device Identity CAR */ #define RIO_DEV_INFO_CAR 0x04 /* [I] Device Information CAR */ #define RIO_ASM_ID_CAR 0x08 /* [I] Assembly Identity CAR */ @@ -33,6 +35,7 @@ #define RIO_PEF_MEMORY 0x40000000 /* [I] MMIO */ #define RIO_PEF_PROCESSOR 0x20000000 /* [I] Processor */ #define RIO_PEF_SWITCH 0x10000000 /* [I] Switch */ +#define RIO_PEF_MULTIPORT 0x08000000 /* [VI, 2.1] Multiport */ #define RIO_PEF_INB_MBOX 0x00f00000 /* [II] Mailboxes */ #define RIO_PEF_INB_MBOX0 0x00800000 /* [II] Mailbox 0 */ #define RIO_PEF_INB_MBOX1 0x00400000 /* [II] Mailbox 1 */ @@ -51,6 +54,7 @@ #define RIO_SWP_INFO_PORT_TOTAL_MASK 0x0000ff00 /* [I] Total number of ports */ #define RIO_SWP_INFO_PORT_NUM_MASK 0x000000ff /* [I] Maintenance transaction port number */ #define RIO_GET_TOTAL_PORTS(x) ((x & RIO_SWP_INFO_PORT_TOTAL_MASK) >> 8) +#define RIO_GET_PORT_NUM(x) (x & RIO_SWP_INFO_PORT_NUM_MASK) #define RIO_SRC_OPS_CAR 0x18 /* [I] Source Operations CAR */ #define RIO_SRC_OPS_READ 0x00008000 /* [I] Read op */ @@ -159,6 +163,7 @@ #define RIO_COMPONENT_TAG_CSR 0x6c /* [III] Component Tag CSR */ #define RIO_STD_RTE_CONF_DESTID_SEL_CSR 0x70 +#define RIO_STD_RTE_CONF_EXTCFGEN 0x80000000 #define RIO_STD_RTE_CONF_PORT_SEL_CSR 0x74 #define RIO_STD_RTE_DEFAULT_PORT 0x78 @@ -222,15 +227,17 @@ #define RIO_PORT_GEN_MASTER 0x40000000 #define RIO_PORT_GEN_DISCOVERED 0x20000000 #define RIO_PORT_N_MNT_REQ_CSR(x) (0x0040 + x*0x20) /* 0x0002 */ +#define RIO_MNT_REQ_CMD_RD 0x03 /* Reset-device command */ +#define RIO_MNT_REQ_CMD_IS 0x04 /* Input-status command */ #define RIO_PORT_N_MNT_RSP_CSR(x) (0x0044 + x*0x20) /* 0x0002 */ #define RIO_PORT_N_MNT_RSP_RVAL 0x80000000 /* Response Valid */ -#define RIO_PORT_N_MNT_RSP_ASTAT 0x000003e0 /* ackID Status */ +#define RIO_PORT_N_MNT_RSP_ASTAT 0x000007e0 /* ackID Status */ #define RIO_PORT_N_MNT_RSP_LSTAT 0x0000001f /* Link Status */ #define RIO_PORT_N_ACK_STS_CSR(x) (0x0048 + x*0x20) /* 0x0002 */ #define RIO_PORT_N_ACK_CLEAR 0x80000000 -#define RIO_PORT_N_ACK_INBOUND 0x1f000000 -#define RIO_PORT_N_ACK_OUTSTAND 0x00001f00 -#define RIO_PORT_N_ACK_OUTBOUND 0x0000001f +#define RIO_PORT_N_ACK_INBOUND 0x3f000000 +#define RIO_PORT_N_ACK_OUTSTAND 0x00003f00 +#define RIO_PORT_N_ACK_OUTBOUND 0x0000003f #define RIO_PORT_N_ERR_STS_CSR(x) (0x0058 + x*0x20) #define RIO_PORT_N_ERR_STS_PW_OUT_ES 0x00010000 /* Output Error-stopped */ #define RIO_PORT_N_ERR_STS_PW_INP_ES 0x00000100 /* Input Error-stopped */ @@ -238,7 +245,6 @@ #define RIO_PORT_N_ERR_STS_PORT_ERR 0x00000004 #define RIO_PORT_N_ERR_STS_PORT_OK 0x00000002 #define RIO_PORT_N_ERR_STS_PORT_UNINIT 0x00000001 -#define RIO_PORT_N_ERR_STS_CLR_MASK 0x07120204 #define RIO_PORT_N_CTL_CSR(x) (0x005c + x*0x20) #define RIO_PORT_N_CTL_PWIDTH 0xc0000000 #define RIO_PORT_N_CTL_PWIDTH_1 0x00000000 @@ -261,6 +267,10 @@ #define RIO_EM_EFB_HEADER 0x000 /* Error Management Extensions Block Header */ #define RIO_EM_LTL_ERR_DETECT 0x008 /* Logical/Transport Layer Error Detect CSR */ #define RIO_EM_LTL_ERR_EN 0x00c /* Logical/Transport Layer Error Enable CSR */ +#define REM_LTL_ERR_ILLTRAN 0x08000000 /* Illegal Transaction decode */ +#define REM_LTL_ERR_UNSOLR 0x00800000 /* Unsolicited Response */ +#define REM_LTL_ERR_UNSUPTR 0x00400000 /* Unsupported Transaction */ +#define REM_LTL_ERR_IMPSPEC 0x000000ff /* Implementation Specific */ #define RIO_EM_LTL_HIADDR_CAP 0x010 /* Logical/Transport Layer High Address Capture CSR */ #define RIO_EM_LTL_ADDR_CAP 0x014 /* Logical/Transport Layer Address Capture CSR */ #define RIO_EM_LTL_DEVID_CAP 0x018 /* Logical/Transport Layer Device ID Capture CSR */ diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 31b2fd75dcba..830e65dc01ee 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -25,20 +25,17 @@ * pointing to this anon_vma once its vma list is empty. */ struct anon_vma { - spinlock_t lock; /* Serialize access to vma list */ struct anon_vma *root; /* Root of this anon_vma tree */ -#if defined(CONFIG_KSM) || defined(CONFIG_MIGRATION) - + spinlock_t lock; /* Serialize access to vma list */ /* - * The external_refcount is taken by either KSM or page migration - * to take a reference to an anon_vma when there is no + * The refcount is taken on an anon_vma when there is no * guarantee that the vma of page tables will exist for * the duration of the operation. A caller that takes * the reference is responsible for clearing up the * anon_vma if they are the last user on release */ - atomic_t external_refcount; -#endif + atomic_t refcount; + /* * NOTE: the LSB of the head.next is set by * mm_take_all_locks() _after_ taking the above lock. So the @@ -71,41 +68,18 @@ struct anon_vma_chain { }; #ifdef CONFIG_MMU -#if defined(CONFIG_KSM) || defined(CONFIG_MIGRATION) -static inline void anonvma_external_refcount_init(struct anon_vma *anon_vma) -{ - atomic_set(&anon_vma->external_refcount, 0); -} - -static inline int anonvma_external_refcount(struct anon_vma *anon_vma) -{ - return atomic_read(&anon_vma->external_refcount); -} - static inline void get_anon_vma(struct anon_vma *anon_vma) { - atomic_inc(&anon_vma->external_refcount); -} - -void drop_anon_vma(struct anon_vma *); -#else -static inline void anonvma_external_refcount_init(struct anon_vma *anon_vma) -{ -} - -static inline int anonvma_external_refcount(struct anon_vma *anon_vma) -{ - return 0; + atomic_inc(&anon_vma->refcount); } -static inline void get_anon_vma(struct anon_vma *anon_vma) -{ -} +void __put_anon_vma(struct anon_vma *anon_vma); -static inline void drop_anon_vma(struct anon_vma *anon_vma) +static inline void put_anon_vma(struct anon_vma *anon_vma) { + if (atomic_dec_and_test(&anon_vma->refcount)) + __put_anon_vma(anon_vma); } -#endif /* CONFIG_KSM */ static inline struct anon_vma *page_anon_vma(struct page *page) { @@ -148,7 +122,6 @@ void unlink_anon_vmas(struct vm_area_struct *); int anon_vma_clone(struct vm_area_struct *, struct vm_area_struct *); int anon_vma_fork(struct vm_area_struct *, struct vm_area_struct *); void __anon_vma_link(struct vm_area_struct *); -void anon_vma_free(struct anon_vma *); static inline void anon_vma_merge(struct vm_area_struct *vma, struct vm_area_struct *next) @@ -157,6 +130,8 @@ static inline void anon_vma_merge(struct vm_area_struct *vma, unlink_anon_vmas(next); } +struct anon_vma *page_get_anon_vma(struct page *page); + /* * rmap interfaces called when adding or removing pte of page */ @@ -198,6 +173,8 @@ enum ttu_flags { }; #define TTU_ACTION(x) ((x) & TTU_ACTION_MASK) +bool is_vma_temporary_stack(struct vm_area_struct *vma); + int try_to_unmap(struct page *, enum ttu_flags flags); int try_to_unmap_one(struct page *, struct vm_area_struct *, unsigned long address, enum ttu_flags flags); @@ -205,9 +182,20 @@ int try_to_unmap_one(struct page *, struct vm_area_struct *, /* * Called from mm/filemap_xip.c to unmap empty zero page */ -pte_t *page_check_address(struct page *, struct mm_struct *, +pte_t *__page_check_address(struct page *, struct mm_struct *, unsigned long, spinlock_t **, int); +static inline pte_t *page_check_address(struct page *page, struct mm_struct *mm, + unsigned long address, + spinlock_t **ptlp, int sync) +{ + pte_t *ptep; + + __cond_lock(*ptlp, ptep = __page_check_address(page, mm, address, + ptlp, sync)); + return ptep; +} + /* * Used by swapoff to help locate where page is expected in vma. */ @@ -230,7 +218,20 @@ int try_to_munlock(struct page *); /* * Called by memory-failure.c to kill processes. */ -struct anon_vma *page_lock_anon_vma(struct page *page); +struct anon_vma *__page_lock_anon_vma(struct page *page); + +static inline struct anon_vma *page_lock_anon_vma(struct page *page) +{ + struct anon_vma *anon_vma; + + __cond_lock(RCU, anon_vma = __page_lock_anon_vma(page)); + + /* (void) is needed to make gcc happy */ + (void) __cond_lock(&anon_vma->root->lock, anon_vma); + + return anon_vma; +} + void page_unlock_anon_vma(struct anon_vma *anon_vma); int page_mapped_in_vma(struct page *page, struct vm_area_struct *vma); diff --git a/include/linux/romfs_fs.h b/include/linux/romfs_fs.h index c490fbc43fe2..5f57f93b284f 100644 --- a/include/linux/romfs_fs.h +++ b/include/linux/romfs_fs.h @@ -1,6 +1,9 @@ #ifndef __LINUX_ROMFS_FS_H #define __LINUX_ROMFS_FS_H +#include <linux/types.h> +#include <linux/fs.h> + /* The basic structures of the romfs filesystem */ #define ROMBSIZE BLOCK_SIZE diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 14dbc83ded20..877ece45426f 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -107,12 +107,17 @@ extern int rtc_year_days(unsigned int day, unsigned int month, unsigned int year extern int rtc_valid_tm(struct rtc_time *tm); extern int rtc_tm_to_time(struct rtc_time *tm, unsigned long *time); extern void rtc_time_to_tm(unsigned long time, struct rtc_time *tm); +ktime_t rtc_tm_to_ktime(struct rtc_time tm); +struct rtc_time rtc_ktime_to_tm(ktime_t kt); + #include <linux/device.h> #include <linux/seq_file.h> #include <linux/cdev.h> #include <linux/poll.h> #include <linux/mutex.h> +#include <linux/timerqueue.h> +#include <linux/workqueue.h> extern struct class *rtc_class; @@ -128,7 +133,6 @@ extern struct class *rtc_class; * The (current) exceptions are mostly filesystem hooks: * - the proc() hook for procfs * - non-ioctl() chardev hooks: open(), release(), read_callback() - * - periodic irq calls: irq_set_state(), irq_set_freq() * * REVISIT those periodic irq calls *do* have ops_lock when they're * issued through ioctl() ... @@ -143,15 +147,24 @@ struct rtc_class_ops { int (*set_alarm)(struct device *, struct rtc_wkalrm *); int (*proc)(struct device *, struct seq_file *); int (*set_mmss)(struct device *, unsigned long secs); - int (*irq_set_state)(struct device *, int enabled); - int (*irq_set_freq)(struct device *, int freq); int (*read_callback)(struct device *, int data); int (*alarm_irq_enable)(struct device *, unsigned int enabled); - int (*update_irq_enable)(struct device *, unsigned int enabled); }; #define RTC_DEVICE_NAME_SIZE 20 -struct rtc_task; +typedef struct rtc_task { + void (*func)(void *private_data); + void *private_data; +} rtc_task_t; + + +struct rtc_timer { + struct rtc_task task; + struct timerqueue_node node; + ktime_t period; + int enabled; +}; + /* flags */ #define RTC_DEV_BUSY 0 @@ -179,6 +192,15 @@ struct rtc_device spinlock_t irq_task_lock; int irq_freq; int max_user_freq; + + struct timerqueue_head timerqueue; + struct rtc_timer aie_timer; + struct rtc_timer uie_rtctimer; + struct hrtimer pie_timer; /* sub second exp, so needs hrtimer */ + int pie_enabled; + struct work_struct irqwork; + + #ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL struct work_struct uie_task; struct timer_list uie_timer; @@ -201,10 +223,13 @@ extern void rtc_device_unregister(struct rtc_device *rtc); extern int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm); extern int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm); extern int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs); +int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm); extern int rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alrm); extern int rtc_set_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alrm); +extern int rtc_initialize_alarm(struct rtc_device *rtc, + struct rtc_wkalrm *alrm); extern void rtc_update_irq(struct rtc_device *rtc, unsigned long num, unsigned long events); @@ -224,15 +249,21 @@ extern int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled); extern int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc, unsigned int enabled); -typedef struct rtc_task { - void (*func)(void *private_data); - void *private_data; -} rtc_task_t; +void rtc_handle_legacy_irq(struct rtc_device *rtc, int num, int mode); +void rtc_aie_update_irq(void *private); +void rtc_uie_update_irq(void *private); +enum hrtimer_restart rtc_pie_update_irq(struct hrtimer *timer); int rtc_register(rtc_task_t *task); int rtc_unregister(rtc_task_t *task); int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg); +void rtc_timer_init(struct rtc_timer *timer, void (*f)(void* p), void* data); +int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer* timer, + ktime_t expires, ktime_t period); +int rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer* timer); +void rtc_timer_do_work(struct work_struct *work); + static inline bool is_leap_year(unsigned int year) { return (!(year % 4) && (year % 100)) || !(year % 400); diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h index d42f274418b8..bbad657a3725 100644 --- a/include/linux/rtnetlink.h +++ b/include/linux/rtnetlink.h @@ -6,7 +6,6 @@ #include <linux/if_link.h> #include <linux/if_addr.h> #include <linux/neighbour.h> -#include <linux/netdevice.h> /* rtnetlink families. Values up to 127 are reserved for real address * families, values above 128 may be used arbitrarily. @@ -606,6 +605,7 @@ struct tcamsg { #ifdef __KERNEL__ #include <linux/mutex.h> +#include <linux/netdevice.h> static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str) { diff --git a/include/linux/rwlock_types.h b/include/linux/rwlock_types.h index bd31808c7d8e..cc0072e93e36 100644 --- a/include/linux/rwlock_types.h +++ b/include/linux/rwlock_types.h @@ -43,14 +43,6 @@ typedef struct { RW_DEP_MAP_INIT(lockname) } #endif -/* - * RW_LOCK_UNLOCKED defeat lockdep state tracking and is hence - * deprecated. - * - * Please use DEFINE_RWLOCK() or __RW_LOCK_UNLOCKED() as appropriate. - */ -#define RW_LOCK_UNLOCKED __RW_LOCK_UNLOCKED(old_style_rw_init) - #define DEFINE_RWLOCK(x) rwlock_t x = __RW_LOCK_UNLOCKED(x) #endif /* __LINUX_RWLOCK_TYPES_H */ diff --git a/include/linux/rwsem-spinlock.h b/include/linux/rwsem-spinlock.h index bdfcc2527970..34701241b673 100644 --- a/include/linux/rwsem-spinlock.h +++ b/include/linux/rwsem-spinlock.h @@ -12,15 +12,7 @@ #error "please don't include linux/rwsem-spinlock.h directly, use linux/rwsem.h instead" #endif -#include <linux/spinlock.h> -#include <linux/list.h> - #ifdef __KERNEL__ - -#include <linux/types.h> - -struct rwsem_waiter; - /* * the rw-semaphore definition * - if activity is 0 then there are no active readers or writers @@ -37,28 +29,7 @@ struct rw_semaphore { #endif }; -#ifdef CONFIG_DEBUG_LOCK_ALLOC -# define __RWSEM_DEP_MAP_INIT(lockname) , .dep_map = { .name = #lockname } -#else -# define __RWSEM_DEP_MAP_INIT(lockname) -#endif - -#define __RWSEM_INITIALIZER(name) \ -{ 0, __SPIN_LOCK_UNLOCKED(name.wait_lock), LIST_HEAD_INIT((name).wait_list) \ - __RWSEM_DEP_MAP_INIT(name) } - -#define DECLARE_RWSEM(name) \ - struct rw_semaphore name = __RWSEM_INITIALIZER(name) - -extern void __init_rwsem(struct rw_semaphore *sem, const char *name, - struct lock_class_key *key); - -#define init_rwsem(sem) \ -do { \ - static struct lock_class_key __key; \ - \ - __init_rwsem((sem), #sem, &__key); \ -} while (0) +#define RWSEM_UNLOCKED_VALUE 0x00000000 extern void __down_read(struct rw_semaphore *sem); extern int __down_read_trylock(struct rw_semaphore *sem); diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index efd348fe8ca7..a8afe9cd000c 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -11,6 +11,9 @@ #include <linux/types.h> #include <linux/kernel.h> +#include <linux/list.h> +#include <linux/spinlock.h> + #include <asm/system.h> #include <asm/atomic.h> @@ -19,9 +22,57 @@ struct rw_semaphore; #ifdef CONFIG_RWSEM_GENERIC_SPINLOCK #include <linux/rwsem-spinlock.h> /* use a generic implementation */ #else -#include <asm/rwsem.h> /* use an arch-specific implementation */ +/* All arch specific implementations share the same struct */ +struct rw_semaphore { + long count; + spinlock_t wait_lock; + struct list_head wait_list; +#ifdef CONFIG_DEBUG_LOCK_ALLOC + struct lockdep_map dep_map; +#endif +}; + +extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem); +extern struct rw_semaphore *rwsem_wake(struct rw_semaphore *); +extern struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem); + +/* Include the arch specific part */ +#include <asm/rwsem.h> + +/* In all implementations count != 0 means locked */ +static inline int rwsem_is_locked(struct rw_semaphore *sem) +{ + return sem->count != 0; +} + +#endif + +/* Common initializer macros and functions */ + +#ifdef CONFIG_DEBUG_LOCK_ALLOC +# define __RWSEM_DEP_MAP_INIT(lockname) , .dep_map = { .name = #lockname } +#else +# define __RWSEM_DEP_MAP_INIT(lockname) #endif +#define __RWSEM_INITIALIZER(name) \ + { RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED(name.wait_lock), \ + LIST_HEAD_INIT((name).wait_list) __RWSEM_DEP_MAP_INIT(name) } + +#define DECLARE_RWSEM(name) \ + struct rw_semaphore name = __RWSEM_INITIALIZER(name) + +extern void __init_rwsem(struct rw_semaphore *sem, const char *name, + struct lock_class_key *key); + +#define init_rwsem(sem) \ +do { \ + static struct lock_class_key __key; \ + \ + __init_rwsem((sem), #sem, &__key); \ +} while (0) + /* * lock for reading */ diff --git a/include/linux/s3c_adc_battery.h b/include/linux/s3c_adc_battery.h index dbce22faa660..fbe58b7e63eb 100644 --- a/include/linux/s3c_adc_battery.h +++ b/include/linux/s3c_adc_battery.h @@ -14,6 +14,7 @@ struct s3c_adc_bat_pdata { void (*disable_charger)(void); int gpio_charge_finished; + int gpio_inverted; const struct s3c_adc_bat_thresh *lut_noac; unsigned int lut_noac_cnt; diff --git a/include/linux/sched.h b/include/linux/sched.h index 56154bbb8da9..885c4f242ad7 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -21,7 +21,8 @@ #define CLONE_DETACHED 0x00400000 /* Unused, ignored */ #define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */ #define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */ -#define CLONE_STOPPED 0x02000000 /* Start in stopped state */ +/* 0x02000000 was previously the unused CLONE_STOPPED (Start in stopped state) + and is now available for re-use. */ #define CLONE_NEWUTS 0x04000000 /* New utsname group? */ #define CLONE_NEWIPC 0x08000000 /* New ipcs */ #define CLONE_NEWUSER 0x10000000 /* New user namespace */ @@ -70,7 +71,6 @@ struct sched_param { #include <linux/smp.h> #include <linux/sem.h> #include <linux/signal.h> -#include <linux/path.h> #include <linux/compiler.h> #include <linux/completion.h> #include <linux/pid.h> @@ -88,7 +88,6 @@ struct sched_param { #include <linux/timer.h> #include <linux/hrtimer.h> #include <linux/task_io_accounting.h> -#include <linux/kobject.h> #include <linux/latencytop.h> #include <linux/cred.h> @@ -100,6 +99,7 @@ struct robust_list_head; struct bio_list; struct fs_struct; struct perf_event_context; +struct blk_plug; /* * List of flags we want to share for kernel threads, @@ -143,7 +143,7 @@ extern unsigned long nr_iowait_cpu(int cpu); extern unsigned long this_cpu_load(void); -extern void calc_global_load(void); +extern void calc_global_load(unsigned long ticks); extern unsigned long get_parent_ip(unsigned long addr); @@ -316,6 +316,7 @@ extern int proc_dowatchdog_thresh(struct ctl_table *table, int write, size_t *lenp, loff_t *ppos); extern unsigned int softlockup_panic; extern int softlockup_thresh; +void lockup_detector_init(void); #else static inline void touch_softlockup_watchdog(void) { @@ -326,6 +327,9 @@ static inline void touch_softlockup_watchdog_sync(void) static inline void touch_all_softlockup_watchdogs(void) { } +static inline void lockup_detector_init(void) +{ +} #endif #ifdef CONFIG_DETECT_HUNG_TASK @@ -356,7 +360,7 @@ extern signed long schedule_timeout_interruptible(signed long timeout); extern signed long schedule_timeout_killable(signed long timeout); extern signed long schedule_timeout_uninterruptible(signed long timeout); asmlinkage void schedule(void); -extern int mutex_spin_on_owner(struct mutex *lock, struct thread_info *owner); +extern int mutex_spin_on_owner(struct mutex *lock, struct task_struct *owner); struct nsproxy; struct user_namespace; @@ -431,6 +435,7 @@ extern int get_dumpable(struct mm_struct *mm); #endif /* leave room for more dump flags */ #define MMF_VM_MERGEABLE 16 /* KSM may merge identical pages */ +#define MMF_VM_HUGEPAGE 17 /* set when VM_HUGEPAGE is set on vma */ #define MMF_INIT_MASK (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK) @@ -509,8 +514,10 @@ struct thread_group_cputimer { spinlock_t lock; }; +struct autogroup; + /* - * NOTE! "signal_struct" does not have it's own + * NOTE! "signal_struct" does not have its own * locking, because a shared signal_struct always * implies a shared sighand_struct, so locking * sighand_struct is always a proper superset of @@ -576,6 +583,9 @@ struct signal_struct { struct tty_struct *tty; /* NULL if no tty */ +#ifdef CONFIG_SCHED_AUTOGROUP + struct autogroup *autogroup; +#endif /* * Cumulative resource counters for dead threads in the group, * and for reaped dead child processes forked by this group. @@ -626,6 +636,12 @@ struct signal_struct { int oom_adj; /* OOM kill score adjustment (bit shift) */ int oom_score_adj; /* OOM kill score adjustment */ + int oom_score_adj_min; /* OOM kill score adjustment minimum value. + * Only settable by CAP_SYS_RESOURCE. */ + + struct mutex cred_guard_mutex; /* guard against foreign influences on + * credential calculations + * (notably. ptrace) */ }; /* Context switch must be unlocked if interrupts are to be enabled */ @@ -637,9 +653,8 @@ struct signal_struct { * Bits in flags field of signal_struct. */ #define SIGNAL_STOP_STOPPED 0x00000001 /* job control stop in effect */ -#define SIGNAL_STOP_DEQUEUED 0x00000002 /* stop signal dequeued */ -#define SIGNAL_STOP_CONTINUED 0x00000004 /* SIGCONT since WCONTINUED reap */ -#define SIGNAL_GROUP_EXIT 0x00000008 /* group exit in progress */ +#define SIGNAL_STOP_CONTINUED 0x00000002 /* SIGCONT since WCONTINUED reap */ +#define SIGNAL_GROUP_EXIT 0x00000004 /* group exit in progress */ /* * Pending notifications to parent. */ @@ -668,8 +683,11 @@ struct user_struct { atomic_t inotify_watches; /* How many inotify watches does this user have? */ atomic_t inotify_devs; /* How many inotify devs does this user have opened? */ #endif +#ifdef CONFIG_FANOTIFY + atomic_t fanotify_listeners; +#endif #ifdef CONFIG_EPOLL - atomic_t epoll_watches; /* The number of file descriptors currently watched */ + atomic_long_t epoll_watches; /* The number of file descriptors currently watched */ #endif #ifdef CONFIG_POSIX_MQUEUE /* protected by mq_lock */ @@ -712,10 +730,6 @@ struct sched_info { /* timestamps */ unsigned long long last_arrival,/* when we last ran on a cpu */ last_queued; /* when we were last queued to run */ -#ifdef CONFIG_SCHEDSTATS - /* BKL stats */ - unsigned int bkl_count; -#endif }; #endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */ @@ -835,7 +849,7 @@ extern int __weak arch_sd_sibiling_asym_packing(void); /* * Optimise SD flags for power savings: - * SD_BALANCE_NEWIDLE helps agressive task consolidation and power savings. + * SD_BALANCE_NEWIDLE helps aggressive task consolidation and power savings. * Keep default SD flags if sched_{smt,mc}_power_saving=0 */ @@ -849,12 +863,14 @@ static inline int sd_power_saving_flags(void) struct sched_group { struct sched_group *next; /* Must be a circular list */ + atomic_t ref; /* * CPU power of this group, SCHED_LOAD_SCALE being max power for a * single CPU. */ unsigned int cpu_power, cpu_power_orig; + unsigned int group_weight; /* * The CPUs this group covers. @@ -862,9 +878,6 @@ struct sched_group { * NOTE: this field is variable length. (Allocated dynamically * by attaching extra space to the end of the structure, * depending on how many CPUs the kernel has booted up with) - * - * It is also be embedded into static data structures at build - * time. (See 'struct static_sched_group' in kernel/sched.c) */ unsigned long cpumask[0]; }; @@ -874,17 +887,6 @@ static inline struct cpumask *sched_group_cpus(struct sched_group *sg) return to_cpumask(sg->cpumask); } -enum sched_domain_level { - SD_LV_NONE = 0, - SD_LV_SIBLING, - SD_LV_MC, - SD_LV_BOOK, - SD_LV_CPU, - SD_LV_NODE, - SD_LV_ALLNODES, - SD_LV_MAX -}; - struct sched_domain_attr { int relax_domain_level; }; @@ -893,6 +895,8 @@ struct sched_domain_attr { .relax_domain_level = -1, \ } +extern int sched_domain_level_max; + struct sched_domain { /* These fields must be setup */ struct sched_domain *parent; /* top domain must be null terminated */ @@ -910,7 +914,7 @@ struct sched_domain { unsigned int forkexec_idx; unsigned int smt_gain; int flags; /* See SD_* */ - enum sched_domain_level level; + int level; /* Runtime fields. */ unsigned long last_balance; /* init to jiffies. units in jiffies */ @@ -953,6 +957,10 @@ struct sched_domain { #ifdef CONFIG_SCHED_DEBUG char *name; #endif + union { + void *private; /* used during construction */ + struct rcu_head rcu; /* used during destruction */ + }; unsigned int span_weight; /* @@ -961,9 +969,6 @@ struct sched_domain { * NOTE: this field is variable length. (Allocated dynamically * by attaching extra space to the end of the structure, * depending on how many CPUs the kernel has booted up with) - * - * It is also be embedded into static data structures at build - * time. (See 'struct static_sched_domain' in kernel/sched.c) */ unsigned long span[0]; }; @@ -1028,8 +1033,12 @@ struct sched_domain; #define WF_FORK 0x02 /* child wakeup after fork */ #define ENQUEUE_WAKEUP 1 -#define ENQUEUE_WAKING 2 -#define ENQUEUE_HEAD 4 +#define ENQUEUE_HEAD 2 +#ifdef CONFIG_SMP +#define ENQUEUE_WAKING 4 /* sched_class::task_waking was called */ +#else +#define ENQUEUE_WAKING 0 +#endif #define DEQUEUE_SLEEP 1 @@ -1039,6 +1048,7 @@ struct sched_class { void (*enqueue_task) (struct rq *rq, struct task_struct *p, int flags); void (*dequeue_task) (struct rq *rq, struct task_struct *p, int flags); void (*yield_task) (struct rq *rq); + bool (*yield_to_task) (struct rq *rq, struct task_struct *p, bool preempt); void (*check_preempt_curr) (struct rq *rq, struct task_struct *p, int flags); @@ -1046,12 +1056,11 @@ struct sched_class { void (*put_prev_task) (struct rq *rq, struct task_struct *p); #ifdef CONFIG_SMP - int (*select_task_rq)(struct rq *rq, struct task_struct *p, - int sd_flag, int flags); + int (*select_task_rq)(struct task_struct *p, int sd_flag, int flags); void (*pre_schedule) (struct rq *this_rq, struct task_struct *task); void (*post_schedule) (struct rq *this_rq); - void (*task_waking) (struct rq *this_rq, struct task_struct *task); + void (*task_waking) (struct task_struct *task); void (*task_woken) (struct rq *this_rq, struct task_struct *task); void (*set_cpus_allowed)(struct task_struct *p, @@ -1065,18 +1074,16 @@ struct sched_class { void (*task_tick) (struct rq *rq, struct task_struct *p, int queued); void (*task_fork) (struct task_struct *p); - void (*switched_from) (struct rq *this_rq, struct task_struct *task, - int running); - void (*switched_to) (struct rq *this_rq, struct task_struct *task, - int running); + void (*switched_from) (struct rq *this_rq, struct task_struct *task); + void (*switched_to) (struct rq *this_rq, struct task_struct *task); void (*prio_changed) (struct rq *this_rq, struct task_struct *task, - int oldprio, int running); + int oldprio); unsigned int (*get_rr_interval) (struct rq *rq, struct task_struct *task); #ifdef CONFIG_FAIR_GROUP_SCHED - void (*moved_group) (struct task_struct *p, int on_rq); + void (*task_move_group) (struct task_struct *p, int on_rq); #endif }; @@ -1178,13 +1185,11 @@ struct task_struct { unsigned int flags; /* per process flags, defined below */ unsigned int ptrace; - int lock_depth; /* BKL lock depth */ - #ifdef CONFIG_SMP -#ifdef __ARCH_WANT_UNLOCKED_CTXSW - int oncpu; -#endif + struct task_struct *wake_entry; + int on_cpu; #endif + int on_rq; int prio, static_prio, normal_prio; unsigned int rt_priority; @@ -1221,15 +1226,23 @@ struct task_struct { #ifdef CONFIG_TREE_PREEMPT_RCU struct rcu_node *rcu_blocked_node; #endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */ +#ifdef CONFIG_RCU_BOOST + struct rt_mutex *rcu_boost_mutex; +#endif /* #ifdef CONFIG_RCU_BOOST */ #if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) struct sched_info sched_info; #endif struct list_head tasks; +#ifdef CONFIG_SMP struct plist_node pushable_tasks; +#endif struct mm_struct *mm, *active_mm; +#ifdef CONFIG_COMPAT_BRK + unsigned brk_randomized:1; +#endif #if defined(SPLIT_RSS_COUNTING) struct task_rss_stat rss_stat; #endif @@ -1237,6 +1250,7 @@ struct task_struct { int exit_state; int exit_code, exit_signal; int pdeath_signal; /* The signal sent when the parent dies */ + unsigned int group_stop; /* GROUP_STOP_*, siglock protected */ /* ??? */ unsigned int personality; unsigned did_exec:1; @@ -1247,6 +1261,7 @@ struct task_struct { /* Revert to default priority/policy when forking */ unsigned sched_reset_on_fork:1; + unsigned sched_contributes_to_load:1; pid_t pid; pid_t tgid; @@ -1305,9 +1320,6 @@ struct task_struct { * credentials (COW) */ const struct cred __rcu *cred; /* effective (overridable) subjective task * credentials (COW) */ - struct mutex cred_guard_mutex; /* guard against foreign influences on - * credential calculations - * (notably. ptrace) */ struct cred *replacement_session_keyring; /* for KEYCTL_SESSION_TO_PARENT */ char comm[TASK_COMM_LEN]; /* executable name excluding path @@ -1408,6 +1420,11 @@ struct task_struct { /* stacked block device info */ struct bio_list *bio_list; +#ifdef CONFIG_BLOCK +/* stack plugging */ + struct blk_plug *plug; +#endif + /* VM state */ struct reclaim_state *reclaim_state; @@ -1451,6 +1468,7 @@ struct task_struct { #ifdef CONFIG_NUMA struct mempolicy *mempolicy; /* Protected by alloc_lock */ short il_next; + short pref_node_fork; #endif atomic_t fs_excl; /* holding fs exclusive resources */ struct rcu_head rcu; @@ -1503,10 +1521,13 @@ struct task_struct { struct memcg_batch_info { int do_batch; /* incremented when batch uncharge started */ struct mem_cgroup *memcg; /* target memcg of uncharge */ - unsigned long bytes; /* uncharged usage */ - unsigned long memsw_bytes; /* uncharged mem+swap usage */ + unsigned long nr_pages; /* uncharged usage */ + unsigned long memsw_nr_pages; /* uncharged mem+swap usage */ } memcg_batch; #endif +#ifdef CONFIG_HAVE_HW_BREAKPOINT + atomic_t ptrace_bp_refcnt; +#endif }; /* Future-safe accessor for struct task_struct's cpus_allowed. */ @@ -1694,7 +1715,6 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t * /* * Per process flags */ -#define PF_KSOFTIRQD 0x00000001 /* I am ksoftirqd */ #define PF_STARTING 0x00000002 /* being created */ #define PF_EXITING 0x00000004 /* getting shut down */ #define PF_EXITPIDONE 0x00000008 /* pi exit done on shut down */ @@ -1706,7 +1726,6 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t * #define PF_DUMPCORE 0x00000200 /* dumped core */ #define PF_SIGNALED 0x00000400 /* killed by a signal */ #define PF_MEMALLOC 0x00000800 /* Allocating memory */ -#define PF_FLUSHER 0x00001000 /* responsible for disk writeback */ #define PF_USED_MATH 0x00002000 /* if unset the fpu must be initialized before use */ #define PF_FREEZING 0x00004000 /* freeze in progress. do not account to load */ #define PF_NOFREEZE 0x00008000 /* this thread should not be frozen */ @@ -1724,7 +1743,7 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t * #define PF_MCE_EARLY 0x08000000 /* Early kill for mce process policy */ #define PF_MEMPOLICY 0x10000000 /* Non-default NUMA mempolicy */ #define PF_MUTEX_TESTER 0x20000000 /* Thread belongs to the rt mutex tester */ -#define PF_FREEZER_SKIP 0x40000000 /* Freezer should not count it as freezeable */ +#define PF_FREEZER_SKIP 0x40000000 /* Freezer should not count it as freezable */ #define PF_FREEZER_NOSIG 0x80000000 /* Freezer won't send signals to it */ /* @@ -1752,10 +1771,22 @@ extern void thread_group_times(struct task_struct *p, cputime_t *ut, cputime_t * #define tsk_used_math(p) ((p)->flags & PF_USED_MATH) #define used_math() tsk_used_math(current) +/* + * task->group_stop flags + */ +#define GROUP_STOP_SIGMASK 0xffff /* signr of the last group stop */ +#define GROUP_STOP_PENDING (1 << 16) /* task should stop for group stop */ +#define GROUP_STOP_CONSUME (1 << 17) /* consume group stop count */ +#define GROUP_STOP_TRAPPING (1 << 18) /* switching from STOPPED to TRACED */ +#define GROUP_STOP_DEQUEUED (1 << 19) /* stop signal dequeued */ + +extern void task_clear_group_stop_pending(struct task_struct *task); + #ifdef CONFIG_PREEMPT_RCU #define RCU_READ_UNLOCK_BLOCKED (1 << 0) /* blocked while in RCU read-side. */ -#define RCU_READ_UNLOCK_NEED_QS (1 << 1) /* RCU core needs CPU response. */ +#define RCU_READ_UNLOCK_BOOSTED (1 << 1) /* boosted while in RCU read-side. */ +#define RCU_READ_UNLOCK_NEED_QS (1 << 2) /* RCU core needs CPU response. */ static inline void rcu_copy_process(struct task_struct *p) { @@ -1763,7 +1794,10 @@ static inline void rcu_copy_process(struct task_struct *p) p->rcu_read_unlock_special = 0; #ifdef CONFIG_TREE_PREEMPT_RCU p->rcu_blocked_node = NULL; -#endif +#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */ +#ifdef CONFIG_RCU_BOOST + p->rcu_boost_mutex = NULL; +#endif /* #ifdef CONFIG_RCU_BOOST */ INIT_LIST_HEAD(&p->rcu_node_entry); } @@ -1868,14 +1902,11 @@ extern void sched_clock_idle_sleep_event(void); extern void sched_clock_idle_wakeup_event(u64 delta_ns); #ifdef CONFIG_HOTPLUG_CPU -extern void move_task_off_dead_cpu(int dead_cpu, struct task_struct *p); extern void idle_task_exit(void); #else static inline void idle_task_exit(void) {} #endif -extern void sched_idle_next(void); - #if defined(CONFIG_NO_HZ) && defined(CONFIG_SMP) extern void wake_up_idle_cpu(int cpu); #else @@ -1885,8 +1916,6 @@ static inline void wake_up_idle_cpu(int cpu) { } extern unsigned int sysctl_sched_latency; extern unsigned int sysctl_sched_min_granularity; extern unsigned int sysctl_sched_wakeup_granularity; -extern unsigned int sysctl_sched_shares_ratelimit; -extern unsigned int sysctl_sched_shares_thresh; extern unsigned int sysctl_sched_child_runs_first; enum sched_tunable_scaling { @@ -1902,6 +1931,7 @@ extern unsigned int sysctl_sched_migration_cost; extern unsigned int sysctl_sched_nr_migrate; extern unsigned int sysctl_sched_time_avg; extern unsigned int sysctl_timer_migration; +extern unsigned int sysctl_sched_shares_window; int sched_proc_update_handler(struct ctl_table *table, int write, void __user *buffer, size_t *length, @@ -1925,7 +1955,23 @@ int sched_rt_handler(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); -extern unsigned int sysctl_sched_compat_yield; +#ifdef CONFIG_SCHED_AUTOGROUP +extern unsigned int sysctl_sched_autogroup_enabled; + +extern void sched_autogroup_create_attach(struct task_struct *p); +extern void sched_autogroup_detach(struct task_struct *p); +extern void sched_autogroup_fork(struct signal_struct *sig); +extern void sched_autogroup_exit(struct signal_struct *sig); +#ifdef CONFIG_PROC_FS +extern void proc_sched_autogroup_show_task(struct task_struct *p, struct seq_file *m); +extern int proc_sched_autogroup_set_nice(struct task_struct *p, int *nice); +#endif +#else +static inline void sched_autogroup_create_attach(struct task_struct *p) { } +static inline void sched_autogroup_detach(struct task_struct *p) { } +static inline void sched_autogroup_fork(struct signal_struct *sig) { } +static inline void sched_autogroup_exit(struct signal_struct *sig) { } +#endif #ifdef CONFIG_RT_MUTEXES extern int rt_mutex_getprio(struct task_struct *p); @@ -1939,15 +1985,17 @@ static inline int rt_mutex_getprio(struct task_struct *p) # define rt_mutex_adjust_pi(p) do { } while (0) #endif +extern bool yield_to(struct task_struct *p, bool preempt); extern void set_user_nice(struct task_struct *p, long nice); extern int task_prio(const struct task_struct *p); extern int task_nice(const struct task_struct *p); extern int can_nice(const struct task_struct *p, const int nice); extern int task_curr(const struct task_struct *p); extern int idle_cpu(int cpu); -extern int sched_setscheduler(struct task_struct *, int, struct sched_param *); +extern int sched_setscheduler(struct task_struct *, int, + const struct sched_param *); extern int sched_setscheduler_nocheck(struct task_struct *, int, - struct sched_param *); + const struct sched_param *); extern struct task_struct *idle_task(int cpu); extern struct task_struct *curr_task(int cpu); extern void set_curr_task(int cpu, struct task_struct *p); @@ -2010,18 +2058,17 @@ extern void release_uids(struct user_namespace *ns); #include <asm/current.h> -extern void do_timer(unsigned long ticks); +extern void xtime_update(unsigned long ticks); extern int wake_up_state(struct task_struct *tsk, unsigned int state); extern int wake_up_process(struct task_struct *tsk); -extern void wake_up_new_task(struct task_struct *tsk, - unsigned long clone_flags); +extern void wake_up_new_task(struct task_struct *tsk); #ifdef CONFIG_SMP extern void kick_process(struct task_struct *tsk); #else static inline void kick_process(struct task_struct *tsk) { } #endif -extern void sched_fork(struct task_struct *p, int clone_flags); +extern void sched_fork(struct task_struct *p); extern void sched_dead(struct task_struct *p); extern void proc_caches_init(void); @@ -2146,8 +2193,10 @@ extern void set_task_comm(struct task_struct *tsk, char *from); extern char *get_task_comm(char *to, struct task_struct *tsk); #ifdef CONFIG_SMP +void scheduler_ipi(void); extern unsigned long wait_task_inactive(struct task_struct *, long match_state); #else +static inline void scheduler_ipi(void) { } static inline unsigned long wait_task_inactive(struct task_struct *p, long match_state) { @@ -2237,9 +2286,16 @@ static inline void task_unlock(struct task_struct *p) spin_unlock(&p->alloc_lock); } -extern struct sighand_struct *lock_task_sighand(struct task_struct *tsk, +extern struct sighand_struct *__lock_task_sighand(struct task_struct *tsk, unsigned long *flags); +#define lock_task_sighand(tsk, flags) \ +({ struct sighand_struct *__ss; \ + __cond_lock(&(tsk)->sighand->siglock, \ + (__ss = __lock_task_sighand(tsk, flags))); \ + __ss; \ +}) \ + static inline void unlock_task_sighand(struct task_struct *tsk, unsigned long *flags) { @@ -2467,7 +2523,7 @@ extern void normalize_rt_tasks(void); #ifdef CONFIG_CGROUP_SCHED -extern struct task_group init_task_group; +extern struct task_group root_task_group; extern struct task_group *sched_create_group(struct task_group *parent); extern void sched_destroy_group(struct task_group *tg); @@ -2532,13 +2588,6 @@ static inline void inc_syscw(struct task_struct *tsk) #define TASK_SIZE_OF(tsk) TASK_SIZE #endif -/* - * Call the function if the target task is executing on a CPU right now: - */ -extern void task_oncpu_function_call(struct task_struct *p, - void (*func) (void *info), void *info); - - #ifdef CONFIG_MM_OWNER extern void mm_update_next_owner(struct mm_struct *mm); extern void mm_init_owner(struct mm_struct *mm, struct task_struct *p); diff --git a/include/linux/security.h b/include/linux/security.h index b8246a8df7d2..8ce59ef3e5af 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -25,6 +25,7 @@ #include <linux/fs.h> #include <linux/fsnotify.h> #include <linux/binfmts.h> +#include <linux/dcache.h> #include <linux/signal.h> #include <linux/resource.h> #include <linux/sem.h> @@ -46,14 +47,15 @@ struct ctl_table; struct audit_krule; +struct user_namespace; /* * These functions are in security/capability.c and are used * as the default capabilities functions */ extern int cap_capable(struct task_struct *tsk, const struct cred *cred, - int cap, int audit); -extern int cap_settime(struct timespec *ts, struct timezone *tz); + struct user_namespace *ns, int cap, int audit); +extern int cap_settime(const struct timespec *ts, const struct timezone *tz); extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode); extern int cap_ptrace_traceme(struct task_struct *parent); extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted); @@ -77,7 +79,6 @@ extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3, extern int cap_task_setscheduler(struct task_struct *p); extern int cap_task_setioprio(struct task_struct *p, int ioprio); extern int cap_task_setnice(struct task_struct *p, int nice); -extern int cap_syslog(int type, bool from_file); extern int cap_vm_enough_memory(struct mm_struct *mm, long pages); struct msghdr; @@ -268,6 +269,12 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * @orig the original mount data copied from userspace. * @copy copied data which will be passed to the security module. * Returns 0 if the copy was successful. + * @sb_remount: + * Extracts security system specifc mount options and verifys no changes + * are being made to those options. + * @sb superblock being remounted + * @data contains the filesystem-specific data. + * Return 0 if permission is granted. * @sb_umount: * Check permission before the @mnt file system is unmounted. * @mnt contains the mounted file system. @@ -316,6 +323,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * then it should return -EOPNOTSUPP to skip this processing. * @inode contains the inode structure of the newly created inode. * @dir contains the inode structure of the parent directory. + * @qstr contains the last path component of the new object * @name will be set to the allocated name suffix (e.g. selinux). * @value will be set to the allocated attribute value. * @len will be set to the length of the value. @@ -458,7 +466,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * called when the actual read/write operations are performed. * @inode contains the inode structure to check. * @mask contains the permission mask. - * @nd contains the nameidata (may be NULL). * Return 0 if permission is granted. * @inode_setattr: * Check permission before setting file attributes. Note that the kernel @@ -797,8 +804,9 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * @unix_stream_connect: * Check permissions before establishing a Unix domain stream connection * between @sock and @other. - * @sock contains the socket structure. - * @other contains the peer socket structure. + * @sock contains the sock structure. + * @other contains the peer sock structure. + * @newsk contains the new sock structure. * Return 0 if permission is granted. * @unix_may_send: * Check permissions before connecting or sending datagrams from @sock to @@ -1059,8 +1067,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * @cred points to the credentials to provide the context against which to * evaluate the security data on the key. * @perm describes the combination of permissions required of this key. - * Return 1 if permission granted, 0 if permission denied and -ve it the - * normal permissions model should be effected. + * Return 0 if permission is granted, -ve error otherwise. * @key_getsecurity: * Get a textual representation of the security context attached to a key * for the purposes of honouring KEYCTL_GETSECURITY. This function @@ -1256,15 +1263,10 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * credentials. * @tsk contains the task_struct for the process. * @cred contains the credentials to use. + * @ns contains the user namespace we want the capability in * @cap contains the capability <include/linux/capability.h>. * @audit: Whether to write an audit message or not * Return 0 if the capability is granted for @tsk. - * @sysctl: - * Check permission before accessing the @table sysctl variable in the - * manner specified by @op. - * @table contains the ctl_table structure for the sysctl variable. - * @op contains the operation (001 = search, 002 = write, 004 = read). - * Return 0 if permission is granted. * @syslog: * Check permission before accessing the kernel message ring or changing * logging to the console. @@ -1384,12 +1386,11 @@ struct security_operations { const kernel_cap_t *inheritable, const kernel_cap_t *permitted); int (*capable) (struct task_struct *tsk, const struct cred *cred, - int cap, int audit); - int (*sysctl) (struct ctl_table *table, int op); + struct user_namespace *ns, int cap, int audit); int (*quotactl) (int cmds, int type, int id, struct super_block *sb); int (*quota_on) (struct dentry *dentry); - int (*syslog) (int type, bool from_file); - int (*settime) (struct timespec *ts, struct timezone *tz); + int (*syslog) (int type); + int (*settime) (const struct timespec *ts, const struct timezone *tz); int (*vm_enough_memory) (struct mm_struct *mm, long pages); int (*bprm_set_creds) (struct linux_binprm *bprm); @@ -1401,6 +1402,7 @@ struct security_operations { int (*sb_alloc_security) (struct super_block *sb); void (*sb_free_security) (struct super_block *sb); int (*sb_copy_data) (char *orig, char *copy); + int (*sb_remount) (struct super_block *sb, void *data); int (*sb_kern_mount) (struct super_block *sb, int flags, void *data); int (*sb_show_options) (struct seq_file *m, struct super_block *sb); int (*sb_statfs) (struct dentry *dentry); @@ -1437,7 +1439,8 @@ struct security_operations { int (*inode_alloc_security) (struct inode *inode); void (*inode_free_security) (struct inode *inode); int (*inode_init_security) (struct inode *inode, struct inode *dir, - char **name, void **value, size_t *len); + const struct qstr *qstr, char **name, + void **value, size_t *len); int (*inode_create) (struct inode *dir, struct dentry *dentry, int mode); int (*inode_link) (struct dentry *old_dentry, @@ -1453,7 +1456,7 @@ struct security_operations { struct inode *new_dir, struct dentry *new_dentry); int (*inode_readlink) (struct dentry *dentry); int (*inode_follow_link) (struct dentry *dentry, struct nameidata *nd); - int (*inode_permission) (struct inode *inode, int mask); + int (*inode_permission) (struct inode *inode, int mask, unsigned flags); int (*inode_setattr) (struct dentry *dentry, struct iattr *attr); int (*inode_getattr) (struct vfsmount *mnt, struct dentry *dentry); int (*inode_setxattr) (struct dentry *dentry, const char *name, @@ -1569,8 +1572,7 @@ struct security_operations { int (*inode_getsecctx)(struct inode *inode, void **ctx, u32 *ctxlen); #ifdef CONFIG_SECURITY_NETWORK - int (*unix_stream_connect) (struct socket *sock, - struct socket *other, struct sock *newsk); + int (*unix_stream_connect) (struct sock *sock, struct sock *other, struct sock *newsk); int (*unix_may_send) (struct socket *sock, struct socket *other); int (*socket_create) (int family, int type, int protocol, int kern); @@ -1626,7 +1628,7 @@ struct security_operations { int (*xfrm_policy_lookup) (struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir); int (*xfrm_state_pol_flow_match) (struct xfrm_state *x, struct xfrm_policy *xp, - struct flowi *fl); + const struct flowi *fl); int (*xfrm_decode_session) (struct sk_buff *skb, u32 *secid, int ckall); #endif /* CONFIG_SECURITY_NETWORK_XFRM */ @@ -1665,14 +1667,16 @@ int security_capset(struct cred *new, const struct cred *old, const kernel_cap_t *effective, const kernel_cap_t *inheritable, const kernel_cap_t *permitted); -int security_capable(int cap); -int security_real_capable(struct task_struct *tsk, int cap); -int security_real_capable_noaudit(struct task_struct *tsk, int cap); -int security_sysctl(struct ctl_table *table, int op); +int security_capable(struct user_namespace *ns, const struct cred *cred, + int cap); +int security_real_capable(struct task_struct *tsk, struct user_namespace *ns, + int cap); +int security_real_capable_noaudit(struct task_struct *tsk, + struct user_namespace *ns, int cap); int security_quotactl(int cmds, int type, int id, struct super_block *sb); int security_quota_on(struct dentry *dentry); -int security_syslog(int type, bool from_file); -int security_settime(struct timespec *ts, struct timezone *tz); +int security_syslog(int type); +int security_settime(const struct timespec *ts, const struct timezone *tz); int security_vm_enough_memory(long pages); int security_vm_enough_memory_mm(struct mm_struct *mm, long pages); int security_vm_enough_memory_kern(long pages); @@ -1684,6 +1688,7 @@ int security_bprm_secureexec(struct linux_binprm *bprm); int security_sb_alloc(struct super_block *sb); void security_sb_free(struct super_block *sb); int security_sb_copy_data(char *orig, char *copy); +int security_sb_remount(struct super_block *sb, void *data); int security_sb_kern_mount(struct super_block *sb, int flags, void *data); int security_sb_show_options(struct seq_file *m, struct super_block *sb); int security_sb_statfs(struct dentry *dentry); @@ -1699,7 +1704,8 @@ int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts); int security_inode_alloc(struct inode *inode); void security_inode_free(struct inode *inode); int security_inode_init_security(struct inode *inode, struct inode *dir, - char **name, void **value, size_t *len); + const struct qstr *qstr, char **name, + void **value, size_t *len); int security_inode_create(struct inode *dir, struct dentry *dentry, int mode); int security_inode_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry); @@ -1714,6 +1720,7 @@ int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry, int security_inode_readlink(struct dentry *dentry); int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd); int security_inode_permission(struct inode *inode, int mask); +int security_inode_exec_permission(struct inode *inode, unsigned int flags); int security_inode_setattr(struct dentry *dentry, struct iattr *attr); int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry); int security_inode_setxattr(struct dentry *dentry, const char *name, @@ -1858,38 +1865,34 @@ static inline int security_capset(struct cred *new, return cap_capset(new, old, effective, inheritable, permitted); } -static inline int security_capable(int cap) +static inline int security_capable(struct user_namespace *ns, + const struct cred *cred, int cap) { - return cap_capable(current, current_cred(), cap, SECURITY_CAP_AUDIT); + return cap_capable(current, cred, ns, cap, SECURITY_CAP_AUDIT); } -static inline int security_real_capable(struct task_struct *tsk, int cap) +static inline int security_real_capable(struct task_struct *tsk, struct user_namespace *ns, int cap) { int ret; rcu_read_lock(); - ret = cap_capable(tsk, __task_cred(tsk), cap, SECURITY_CAP_AUDIT); + ret = cap_capable(tsk, __task_cred(tsk), ns, cap, SECURITY_CAP_AUDIT); rcu_read_unlock(); return ret; } static inline -int security_real_capable_noaudit(struct task_struct *tsk, int cap) +int security_real_capable_noaudit(struct task_struct *tsk, struct user_namespace *ns, int cap) { int ret; rcu_read_lock(); - ret = cap_capable(tsk, __task_cred(tsk), cap, + ret = cap_capable(tsk, __task_cred(tsk), ns, cap, SECURITY_CAP_NOAUDIT); rcu_read_unlock(); return ret; } -static inline int security_sysctl(struct ctl_table *table, int op) -{ - return 0; -} - static inline int security_quotactl(int cmds, int type, int id, struct super_block *sb) { @@ -1901,12 +1904,13 @@ static inline int security_quota_on(struct dentry *dentry) return 0; } -static inline int security_syslog(int type, bool from_file) +static inline int security_syslog(int type) { - return cap_syslog(type, from_file); + return 0; } -static inline int security_settime(struct timespec *ts, struct timezone *tz) +static inline int security_settime(const struct timespec *ts, + const struct timezone *tz) { return cap_settime(ts, tz); } @@ -1966,6 +1970,11 @@ static inline int security_sb_copy_data(char *orig, char *copy) return 0; } +static inline int security_sb_remount(struct super_block *sb, void *data) +{ + return 0; +} + static inline int security_sb_kern_mount(struct super_block *sb, int flags, void *data) { return 0; @@ -2025,6 +2034,7 @@ static inline void security_inode_free(struct inode *inode) static inline int security_inode_init_security(struct inode *inode, struct inode *dir, + const struct qstr *qstr, char **name, void **value, size_t *len) @@ -2103,6 +2113,12 @@ static inline int security_inode_permission(struct inode *inode, int mask) return 0; } +static inline int security_inode_exec_permission(struct inode *inode, + unsigned int flags) +{ + return 0; +} + static inline int security_inode_setattr(struct dentry *dentry, struct iattr *attr) { @@ -2526,8 +2542,7 @@ static inline int security_inode_getsecctx(struct inode *inode, void **ctx, u32 #ifdef CONFIG_SECURITY_NETWORK -int security_unix_stream_connect(struct socket *sock, struct socket *other, - struct sock *newsk); +int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk); int security_unix_may_send(struct socket *sock, struct socket *other); int security_socket_create(int family, int type, int protocol, int kern); int security_socket_post_create(struct socket *sock, int family, @@ -2568,8 +2583,8 @@ void security_tun_dev_post_create(struct sock *sk); int security_tun_dev_attach(struct sock *sk); #else /* CONFIG_SECURITY_NETWORK */ -static inline int security_unix_stream_connect(struct socket *sock, - struct socket *other, +static inline int security_unix_stream_connect(struct sock *sock, + struct sock *other, struct sock *newsk) { return 0; @@ -2758,7 +2773,8 @@ int security_xfrm_state_delete(struct xfrm_state *x); void security_xfrm_state_free(struct xfrm_state *x); int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir); int security_xfrm_state_pol_flow_match(struct xfrm_state *x, - struct xfrm_policy *xp, struct flowi *fl); + struct xfrm_policy *xp, + const struct flowi *fl); int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid); void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl); @@ -2810,7 +2826,7 @@ static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_s } static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x, - struct xfrm_policy *xp, struct flowi *fl) + struct xfrm_policy *xp, const struct flowi *fl) { return 1; } diff --git a/include/linux/semaphore.h b/include/linux/semaphore.h index 5310d27abd2a..39fa04966aa8 100644 --- a/include/linux/semaphore.h +++ b/include/linux/semaphore.h @@ -29,9 +29,6 @@ struct semaphore { #define DEFINE_SEMAPHORE(name) \ struct semaphore name = __SEMAPHORE_INITIALIZER(name, 1) -#define DECLARE_MUTEX(name) \ - struct semaphore name = __SEMAPHORE_INITIALIZER(name, 1) - static inline void sema_init(struct semaphore *sem, int val) { static struct lock_class_key __key; @@ -39,9 +36,6 @@ static inline void sema_init(struct semaphore *sem, int val) lockdep_init_map(&sem->lock.dep_map, "semaphore->lock", &__key, 0); } -#define init_MUTEX(sem) sema_init(sem, 1) -#define init_MUTEX_LOCKED(sem) sema_init(sem, 0) - extern void down(struct semaphore *sem); extern int __must_check down_interruptible(struct semaphore *sem); extern int __must_check down_killable(struct semaphore *sem); diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h index 632205ccc25d..06d69648fc86 100644 --- a/include/linux/seqlock.h +++ b/include/linux/seqlock.h @@ -88,12 +88,12 @@ static __always_inline unsigned read_seqbegin(const seqlock_t *sl) unsigned ret; repeat: - ret = sl->sequence; - smp_rmb(); + ret = ACCESS_ONCE(sl->sequence); if (unlikely(ret & 1)) { cpu_relax(); goto repeat; } + smp_rmb(); return ret; } @@ -107,7 +107,7 @@ static __always_inline int read_seqretry(const seqlock_t *sl, unsigned start) { smp_rmb(); - return (sl->sequence != start); + return unlikely(sl->sequence != start); } @@ -125,14 +125,25 @@ typedef struct seqcount { #define SEQCNT_ZERO { 0 } #define seqcount_init(x) do { *(x) = (seqcount_t) SEQCNT_ZERO; } while (0) -/* Start of read using pointer to a sequence counter only. */ -static inline unsigned read_seqcount_begin(const seqcount_t *s) +/** + * __read_seqcount_begin - begin a seq-read critical section (without barrier) + * @s: pointer to seqcount_t + * Returns: count to be passed to read_seqcount_retry + * + * __read_seqcount_begin is like read_seqcount_begin, but has no smp_rmb() + * barrier. Callers should ensure that smp_rmb() or equivalent ordering is + * provided before actually loading any of the variables that are to be + * protected in this critical section. + * + * Use carefully, only in critical code, and comment how the barrier is + * provided. + */ +static inline unsigned __read_seqcount_begin(const seqcount_t *s) { unsigned ret; repeat: ret = s->sequence; - smp_rmb(); if (unlikely(ret & 1)) { cpu_relax(); goto repeat; @@ -140,14 +151,56 @@ repeat: return ret; } -/* - * Test if reader processed invalid data because sequence number has changed. +/** + * read_seqcount_begin - begin a seq-read critical section + * @s: pointer to seqcount_t + * Returns: count to be passed to read_seqcount_retry + * + * read_seqcount_begin opens a read critical section of the given seqcount. + * Validity of the critical section is tested by checking read_seqcount_retry + * function. + */ +static inline unsigned read_seqcount_begin(const seqcount_t *s) +{ + unsigned ret = __read_seqcount_begin(s); + smp_rmb(); + return ret; +} + +/** + * __read_seqcount_retry - end a seq-read critical section (without barrier) + * @s: pointer to seqcount_t + * @start: count, from read_seqcount_begin + * Returns: 1 if retry is required, else 0 + * + * __read_seqcount_retry is like read_seqcount_retry, but has no smp_rmb() + * barrier. Callers should ensure that smp_rmb() or equivalent ordering is + * provided before actually loading any of the variables that are to be + * protected in this critical section. + * + * Use carefully, only in critical code, and comment how the barrier is + * provided. + */ +static inline int __read_seqcount_retry(const seqcount_t *s, unsigned start) +{ + return unlikely(s->sequence != start); +} + +/** + * read_seqcount_retry - end a seq-read critical section + * @s: pointer to seqcount_t + * @start: count, from read_seqcount_begin + * Returns: 1 if retry is required, else 0 + * + * read_seqcount_retry closes a read critical section of the given seqcount. + * If the critical section was invalid, it must be ignored (and typically + * retried). */ static inline int read_seqcount_retry(const seqcount_t *s, unsigned start) { smp_rmb(); - return s->sequence != start; + return __read_seqcount_retry(s, start); } @@ -167,6 +220,19 @@ static inline void write_seqcount_end(seqcount_t *s) s->sequence++; } +/** + * write_seqcount_barrier - invalidate in-progress read-side seq operations + * @s: pointer to seqcount_t + * + * After write_seqcount_barrier, no read-side seq operations will complete + * successfully and see data older than this. + */ +static inline void write_seqcount_barrier(seqcount_t *s) +{ + smp_wmb(); + s->sequence+=2; +} + /* * Possible sw/hw IRQ protected versions of the interfaces. */ diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 212eb4c67797..758c5b0c6fd3 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -95,7 +95,7 @@ /* PPC CPM type number */ #define PORT_CPM 58 -/* MPC52xx type numbers */ +/* MPC52xx (and MPC512x) type numbers */ #define PORT_MPC52xx 59 /* IBM icom */ @@ -199,6 +199,9 @@ /* TI OMAP-UART */ #define PORT_OMAP 96 +/* VIA VT8500 SoC */ +#define PORT_VT8500 97 + #ifdef __KERNEL__ #include <linux/compiler.h> @@ -209,6 +212,7 @@ #include <linux/tty.h> #include <linux/mutex.h> #include <linux/sysrq.h> +#include <linux/pps_kernel.h> struct uart_port; struct serial_struct; @@ -311,6 +315,7 @@ struct uart_port { #define UPIO_TSI (5) /* Tsi108/109 type IO */ #define UPIO_DWAPB (6) /* DesignWare APB UART */ #define UPIO_RM9000 (7) /* RM9000 type IO */ +#define UPIO_DWAPB32 (8) /* DesignWare APB UART (32 bit accesses) */ unsigned int read_status_mask; /* driver specific */ unsigned int ignore_status_mask; /* driver specific */ @@ -361,6 +366,7 @@ struct uart_port { struct device *dev; /* parent device */ unsigned char hub6; /* this should be in the 8250 driver */ unsigned char suspended; + unsigned char irq_wake; unsigned char unused[2]; void *private_data; /* generic platform data pointer */ }; @@ -523,10 +529,10 @@ uart_handle_dcd_change(struct uart_port *uport, unsigned int status) struct uart_state *state = uport->state; struct tty_port *port = &state->port; struct tty_ldisc *ld = tty_ldisc_ref(port->tty); - struct timespec ts; + struct pps_event_time ts; if (ld && ld->ops->dcd_change) - getnstimeofday(&ts); + pps_get_ts(&ts); uport->icount.dcd++; #ifdef CONFIG_HARD_PPS diff --git a/include/linux/serial_reg.h b/include/linux/serial_reg.h index c7a0ce11cd47..3ecb71a9e505 100644 --- a/include/linux/serial_reg.h +++ b/include/linux/serial_reg.h @@ -99,6 +99,13 @@ #define UART_LCR_WLEN7 0x02 /* Wordlength: 7 bits */ #define UART_LCR_WLEN8 0x03 /* Wordlength: 8 bits */ +/* + * Access to some registers depends on register access / configuration + * mode. + */ +#define UART_LCR_CONF_MODE_A UART_LCR_DLAB /* Configutation mode A */ +#define UART_LCR_CONF_MODE_B 0xBF /* Configutation mode B */ + #define UART_MCR 4 /* Out: Modem Control Register */ #define UART_MCR_CLKSEL 0x80 /* Divide clock by 4 (TI16C752, EFR[4]=1) */ #define UART_MCR_TCRTLR 0x40 /* Access TCR/TLR (TI16C752, EFR[4]=1) */ @@ -341,5 +348,17 @@ #define UART_OMAP_SYSS 0x16 /* System status register */ #define UART_OMAP_WER 0x17 /* Wake-up enable register */ +/* + * These are the definitions for the MDR1 register + */ +#define UART_OMAP_MDR1_16X_MODE 0x00 /* UART 16x mode */ +#define UART_OMAP_MDR1_SIR_MODE 0x01 /* SIR mode */ +#define UART_OMAP_MDR1_16X_ABAUD_MODE 0x02 /* UART 16x auto-baud */ +#define UART_OMAP_MDR1_13X_MODE 0x03 /* UART 13x mode */ +#define UART_OMAP_MDR1_MIR_MODE 0x04 /* MIR mode */ +#define UART_OMAP_MDR1_FIR_MODE 0x05 /* FIR mode */ +#define UART_OMAP_MDR1_CIR_MODE 0x06 /* CIR mode */ +#define UART_OMAP_MDR1_DISABLE 0x07 /* Disable (default state) */ + #endif /* _LINUX_SERIAL_REG_H */ diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index baed2122c5a6..a2afc9fbe186 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h @@ -8,6 +8,23 @@ * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts) */ +enum { + SCBRR_ALGO_1, /* ((clk + 16 * bps) / (16 * bps) - 1) */ + SCBRR_ALGO_2, /* ((clk + 16 * bps) / (32 * bps) - 1) */ + SCBRR_ALGO_3, /* (((clk * 2) + 16 * bps) / (16 * bps) - 1) */ + SCBRR_ALGO_4, /* (((clk * 2) + 16 * bps) / (32 * bps) - 1) */ + SCBRR_ALGO_5, /* (((clk * 1000 / 32) / bps) - 1) */ +}; + +#define SCSCR_TIE (1 << 7) +#define SCSCR_RIE (1 << 6) +#define SCSCR_TE (1 << 5) +#define SCSCR_RE (1 << 4) +#define SCSCR_REIE (1 << 3) /* not supported by all parts */ +#define SCSCR_TOIE (1 << 2) /* not supported by all parts */ +#define SCSCR_CKE1 (1 << 1) +#define SCSCR_CKE0 (1 << 0) + /* Offsets into the sci_port->irqs array */ enum { SCIx_ERI_IRQ, @@ -17,23 +34,32 @@ enum { SCIx_NR_IRQS, }; +#define SCIx_IRQ_MUXED(irq) \ +{ \ + [SCIx_ERI_IRQ] = (irq), \ + [SCIx_RXI_IRQ] = (irq), \ + [SCIx_TXI_IRQ] = (irq), \ + [SCIx_BRI_IRQ] = (irq), \ +} + struct device; /* * Platform device specific platform_data struct */ struct plat_sci_port { - void __iomem *membase; /* io cookie */ unsigned long mapbase; /* resource base */ unsigned int irqs[SCIx_NR_IRQS]; /* ERI, RXI, TXI, BRI */ unsigned int type; /* SCI / SCIF / IRDA */ upf_t flags; /* UPF_* flags */ - char *clk; /* clock string */ + + unsigned int scbrr_algo_id; /* SCBRR calculation algo */ + unsigned int scscr; /* SCSCR initialization */ + struct device *dma_dev; -#ifdef CONFIG_SERIAL_SH_SCI_DMA - unsigned int dma_slave_tx; - unsigned int dma_slave_rx; -#endif + + unsigned int dma_slave_tx; + unsigned int dma_slave_rx; }; #endif /* __LINUX_SERIAL_SCI_H */ diff --git a/include/linux/sfi.h b/include/linux/sfi.h index 0299b4ce63db..fe817918b30e 100644 --- a/include/linux/sfi.h +++ b/include/linux/sfi.h @@ -70,9 +70,6 @@ #define SFI_SIG_APIC "APIC" #define SFI_SIG_XSDT "XSDT" #define SFI_SIG_WAKE "WAKE" -#define SFI_SIG_SPIB "SPIB" -#define SFI_SIG_I2CB "I2CB" -#define SFI_SIG_GPEM "GPEM" #define SFI_SIG_DEVS "DEVS" #define SFI_SIG_GPIO "GPIO" @@ -80,6 +77,8 @@ #define SFI_OEM_ID_SIZE 6 #define SFI_OEM_TABLE_ID_SIZE 8 +#define SFI_NAME_LEN 16 + #define SFI_SYST_SEARCH_BEGIN 0x000E0000 #define SFI_SYST_SEARCH_END 0x000FFFFF @@ -159,34 +158,13 @@ struct sfi_device_table_entry { u16 addr; u8 irq; u32 max_freq; - char name[16]; + char name[SFI_NAME_LEN]; } __packed; struct sfi_gpio_table_entry { - char controller_name[16]; + char controller_name[SFI_NAME_LEN]; u16 pin_no; - char pin_name[16]; -} __packed; - -struct sfi_spi_table_entry { - u16 host_num; /* attached to host 0, 1...*/ - u16 cs; /* chip select */ - u16 irq_info; - char name[16]; - u8 dev_info[10]; -} __packed; - -struct sfi_i2c_table_entry { - u16 host_num; - u16 addr; /* slave addr */ - u16 irq_info; - char name[16]; - u8 dev_info[10]; -} __packed; - -struct sfi_gpe_table_entry { - u16 logical_id; /* logical id */ - u16 phys_id; /* physical GPE id */ + char pin_name[SFI_NAME_LEN]; } __packed; typedef int (*sfi_table_handler) (struct sfi_table_header *table); diff --git a/include/linux/sh_clk.h b/include/linux/sh_clk.h index 4dca992f3093..9a52f72527dc 100644 --- a/include/linux/sh_clk.h +++ b/include/linux/sh_clk.h @@ -19,11 +19,13 @@ struct clk_mapping { }; struct clk_ops { +#ifdef CONFIG_SH_CLK_CPG_LEGACY void (*init)(struct clk *clk); +#endif int (*enable)(struct clk *clk); void (*disable)(struct clk *clk); unsigned long (*recalc)(struct clk *clk); - int (*set_rate)(struct clk *clk, unsigned long rate, int algo_id); + int (*set_rate)(struct clk *clk, unsigned long rate); int (*set_parent)(struct clk *clk, struct clk *parent); long (*round_rate)(struct clk *clk, unsigned long rate); }; @@ -67,36 +69,6 @@ int clk_register(struct clk *); void clk_unregister(struct clk *); void clk_enable_init_clocks(void); -/** - * clk_set_rate_ex - set the clock rate for a clock source, with additional parameter - * @clk: clock source - * @rate: desired clock rate in Hz - * @algo_id: algorithm id to be passed down to ops->set_rate - * - * Returns success (0) or negative errno. - */ -int clk_set_rate_ex(struct clk *clk, unsigned long rate, int algo_id); - -enum clk_sh_algo_id { - NO_CHANGE = 0, - - IUS_N1_N1, - IUS_322, - IUS_522, - IUS_N11, - - SB_N1, - - SB3_N1, - SB3_32, - SB3_43, - SB3_54, - - BP_N1, - - IP_N1, -}; - struct clk_div_mult_table { unsigned int *divisors; unsigned int nr_divisors; @@ -122,6 +94,10 @@ int clk_rate_table_find(struct clk *clk, long clk_rate_div_range_round(struct clk *clk, unsigned int div_min, unsigned int div_max, unsigned long rate); +long clk_round_parent(struct clk *clk, unsigned long target, + unsigned long *best_freq, unsigned long *parent_freq, + unsigned int div_min, unsigned int div_max); + #define SH_CLK_MSTP32(_parent, _enable_reg, _enable_bit, _flags) \ { \ .parent = _parent, \ diff --git a/include/linux/sh_intc.h b/include/linux/sh_intc.h index b4f183a31f13..5812fefbcedf 100644 --- a/include/linux/sh_intc.h +++ b/include/linux/sh_intc.h @@ -79,7 +79,7 @@ struct intc_hw_desc { unsigned int nr_subgroups; }; -#define _INTC_ARRAY(a) a, a == NULL ? 0 : sizeof(a)/sizeof(*a) +#define _INTC_ARRAY(a) a, __same_type(a, NULL) ? 0 : sizeof(a)/sizeof(*a) #define INTC_HW_DESC(vectors, groups, mask_regs, \ prio_regs, sense_regs, ack_regs) \ @@ -129,7 +129,4 @@ static inline int register_intc_userimask(unsigned long addr) } #endif -int reserve_irq_vector(unsigned int irq); -void reserve_irq_legacy(void); - #endif /* __SH_INTC_H */ diff --git a/include/linux/sh_timer.h b/include/linux/sh_timer.h index 864bd56bd3b0..4d9dcd138315 100644 --- a/include/linux/sh_timer.h +++ b/include/linux/sh_timer.h @@ -5,7 +5,6 @@ struct sh_timer_config { char *name; long channel_offset; int timer_bit; - char *clk; unsigned long clockevent_rating; unsigned long clocksource_rating; }; diff --git a/include/linux/sigma.h b/include/linux/sigma.h new file mode 100644 index 000000000000..e2accb3164d8 --- /dev/null +++ b/include/linux/sigma.h @@ -0,0 +1,60 @@ +/* + * Load firmware files from Analog Devices SigmaStudio + * + * Copyright 2009-2011 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#ifndef __SIGMA_FIRMWARE_H__ +#define __SIGMA_FIRMWARE_H__ + +#include <linux/firmware.h> +#include <linux/types.h> + +struct i2c_client; + +#define SIGMA_MAGIC "ADISIGM" + +struct sigma_firmware { + const struct firmware *fw; + size_t pos; +}; + +struct sigma_firmware_header { + unsigned char magic[7]; + u8 version; + u32 crc; +}; + +enum { + SIGMA_ACTION_WRITEXBYTES = 0, + SIGMA_ACTION_WRITESINGLE, + SIGMA_ACTION_WRITESAFELOAD, + SIGMA_ACTION_DELAY, + SIGMA_ACTION_PLLWAIT, + SIGMA_ACTION_NOOP, + SIGMA_ACTION_END, +}; + +struct sigma_action { + u8 instr; + u8 len_hi; + u16 len; + u16 addr; + unsigned char payload[]; +}; + +static inline u32 sigma_action_len(struct sigma_action *sa) +{ + return (sa->len_hi << 16) | sa->len; +} + +static inline size_t sigma_action_size(struct sigma_action *sa, u32 payload_len) +{ + return sizeof(*sa) + payload_len + (payload_len % 2); +} + +extern int process_sigma_firmware(struct i2c_client *client, const char *name); + +#endif diff --git a/include/linux/signal.h b/include/linux/signal.h index fcd2b14b1932..a822300a253b 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -7,6 +7,8 @@ #ifdef __KERNEL__ #include <linux/list.h> +struct task_struct; + /* for sysctl */ extern int print_fatal_signals; /* @@ -123,13 +125,13 @@ _SIG_SET_BINOP(sigorsets, _sig_or) #define _sig_and(x,y) ((x) & (y)) _SIG_SET_BINOP(sigandsets, _sig_and) -#define _sig_nand(x,y) ((x) & ~(y)) -_SIG_SET_BINOP(signandsets, _sig_nand) +#define _sig_andn(x,y) ((x) & ~(y)) +_SIG_SET_BINOP(sigandnsets, _sig_andn) #undef _SIG_SET_BINOP #undef _sig_or #undef _sig_and -#undef _sig_nand +#undef _sig_andn #define _SIG_SET_OP(name, op) \ static inline void name(sigset_t *set) \ @@ -234,6 +236,9 @@ static inline int valid_signal(unsigned long sig) return sig <= _NSIG ? 1 : 0; } +struct timespec; +struct pt_regs; + extern int next_signal(struct sigpending *pending, sigset_t *mask); extern int do_send_sig_info(int sig, struct siginfo *info, struct task_struct *p, bool group); @@ -242,10 +247,12 @@ extern int __group_send_sig_info(int, struct siginfo *, struct task_struct *); extern long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig, siginfo_t *info); extern long do_sigpending(void __user *, unsigned long); +extern int do_sigtimedwait(const sigset_t *, siginfo_t *, + const struct timespec *); extern int sigprocmask(int, sigset_t *, sigset_t *); +extern void set_current_blocked(const sigset_t *); extern int show_unhandled_signals; -struct pt_regs; extern int get_signal_to_deliver(siginfo_t *info, struct k_sigaction *return_ka, struct pt_regs *regs, void *cookie); extern void exit_signals(struct task_struct *tsk); diff --git a/include/linux/signalfd.h b/include/linux/signalfd.h index b363b916c909..3ff4961da9b5 100644 --- a/include/linux/signalfd.h +++ b/include/linux/signalfd.h @@ -33,6 +33,7 @@ struct signalfd_siginfo { __u64 ssi_utime; __u64 ssi_stime; __u64 ssi_addr; + __u16 ssi_addr_lsb; /* * Pad strcture to 128 bytes. Remember to update the @@ -43,7 +44,7 @@ struct signalfd_siginfo { * comes out of a read(2) and we really don't want to have * a compat on read(2). */ - __u8 __pad[48]; + __u8 __pad[46]; }; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index e6ba898de61c..16c9c091555d 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -122,8 +122,14 @@ struct sk_buff_head { struct sk_buff; -/* To allow 64K frame to be packed as single skb without frag_list */ +/* To allow 64K frame to be packed as single skb without frag_list. Since + * GRO uses frags we allocate at least 16 regardless of page size. + */ +#if (65536/PAGE_SIZE + 2) < 16 +#define MAX_SKB_FRAGS 16UL +#else #define MAX_SKB_FRAGS (65536/PAGE_SIZE + 2) +#endif typedef struct skb_frag_struct skb_frag_t; @@ -255,6 +261,11 @@ typedef unsigned int sk_buff_data_t; typedef unsigned char *sk_buff_data_t; #endif +#if defined(CONFIG_NF_DEFRAG_IPV4) || defined(CONFIG_NF_DEFRAG_IPV4_MODULE) || \ + defined(CONFIG_NF_DEFRAG_IPV6) || defined(CONFIG_NF_DEFRAG_IPV6_MODULE) +#define NET_SKBUFF_NF_DEFRAG_NEEDED 1 +#endif + /** * struct sk_buff - socket buffer * @next: Next buffer in list @@ -362,6 +373,8 @@ struct sk_buff { void (*destructor)(struct sk_buff *skb); #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) struct nf_conntrack *nfct; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED struct sk_buff *nfct_reasm; #endif #ifdef CONFIG_BRIDGE_NETFILTER @@ -378,17 +391,15 @@ struct sk_buff { __u32 rxhash; + __u16 queue_mapping; kmemcheck_bitfield_begin(flags2); - __u16 queue_mapping:16; #ifdef CONFIG_IPV6_NDISC_NODETYPE - __u8 ndisc_nodetype:2, - deliver_no_wcard:1; -#else - __u8 deliver_no_wcard:1; + __u8 ndisc_nodetype:2; #endif + __u8 ooo_okay:1; kmemcheck_bitfield_end(flags2); - /* 0/14 bit hole */ + /* 0/13 bit hole */ #ifdef CONFIG_NET_DMA dma_cookie_t dma_cookie; @@ -463,7 +474,7 @@ static inline void skb_dst_set(struct sk_buff *skb, struct dst_entry *dst) extern void skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst); /** - * skb_dst_is_noref - Test if skb dst isnt refcounted + * skb_dst_is_noref - Test if skb dst isn't refcounted * @skb: buffer */ static inline bool skb_dst_is_noref(const struct sk_buff *skb) @@ -1354,6 +1365,11 @@ static inline void skb_set_mac_header(struct sk_buff *skb, const int offset) } #endif /* NET_SKBUFF_DATA_USES_OFFSET */ +static inline int skb_checksum_start_offset(const struct sk_buff *skb) +{ + return skb->csum_start - skb_headroom(skb); +} + static inline int skb_transport_offset(const struct sk_buff *skb) { return skb_transport_header(skb) - skb->data; @@ -1766,7 +1782,7 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len) #define skb_queue_walk(queue, skb) \ for (skb = (queue)->next; \ - prefetch(skb->next), (skb != (struct sk_buff *)(queue)); \ + skb != (struct sk_buff *)(queue); \ skb = skb->next) #define skb_queue_walk_safe(queue, skb, tmp) \ @@ -1775,7 +1791,7 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len) skb = tmp, tmp = skb->next) #define skb_queue_walk_from(queue, skb) \ - for (; prefetch(skb->next), (skb != (struct sk_buff *)(queue)); \ + for (; skb != (struct sk_buff *)(queue); \ skb = skb->next) #define skb_queue_walk_from_safe(queue, skb, tmp) \ @@ -1785,9 +1801,18 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len) #define skb_queue_reverse_walk(queue, skb) \ for (skb = (queue)->prev; \ - prefetch(skb->prev), (skb != (struct sk_buff *)(queue)); \ + skb != (struct sk_buff *)(queue); \ skb = skb->prev) +#define skb_queue_reverse_walk_safe(queue, skb, tmp) \ + for (skb = (queue)->prev, tmp = skb->prev; \ + skb != (struct sk_buff *)(queue); \ + skb = tmp, tmp = skb->prev) + +#define skb_queue_reverse_walk_from_safe(queue, skb, tmp) \ + for (tmp = skb->prev; \ + skb != (struct sk_buff *)(queue); \ + skb = tmp, tmp = skb->prev) static inline bool skb_has_frag_list(const struct sk_buff *skb) { @@ -1855,7 +1880,7 @@ extern void skb_split(struct sk_buff *skb, extern int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen); -extern struct sk_buff *skb_segment(struct sk_buff *skb, int features); +extern struct sk_buff *skb_segment(struct sk_buff *skb, u32 features); static inline void *skb_header_pointer(const struct sk_buff *skb, int offset, int len, void *buffer) @@ -2051,6 +2076,8 @@ static inline void nf_conntrack_get(struct nf_conntrack *nfct) if (nfct) atomic_inc(&nfct->use); } +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED static inline void nf_conntrack_get_reasm(struct sk_buff *skb) { if (skb) @@ -2079,6 +2106,8 @@ static inline void nf_reset(struct sk_buff *skb) #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(skb->nfct); skb->nfct = NULL; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(skb->nfct_reasm); skb->nfct_reasm = NULL; #endif @@ -2095,6 +2124,8 @@ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) dst->nfct = src->nfct; nf_conntrack_get(src->nfct); dst->nfctinfo = src->nfctinfo; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED dst->nfct_reasm = src->nfct_reasm; nf_conntrack_get_reasm(src->nfct_reasm); #endif @@ -2108,6 +2139,8 @@ static inline void nf_copy(struct sk_buff *dst, const struct sk_buff *src) { #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(dst->nfct); +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(dst->nfct_reasm); #endif #ifdef CONFIG_BRIDGE_NETFILTER @@ -2164,8 +2197,9 @@ static inline bool skb_rx_queue_recorded(const struct sk_buff *skb) return skb->queue_mapping != 0; } -extern u16 skb_tx_hash(const struct net_device *dev, - const struct sk_buff *skb); +extern u16 __skb_tx_hash(const struct net_device *dev, + const struct sk_buff *skb, + unsigned int num_tx_queues); #ifdef CONFIG_XFRM static inline struct sec_path *skb_sec_path(struct sk_buff *skb) diff --git a/include/linux/slab.h b/include/linux/slab.h index 59260e21bdf5..ad4dd1c8d30a 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -105,9 +105,6 @@ void kmem_cache_destroy(struct kmem_cache *); int kmem_cache_shrink(struct kmem_cache *); void kmem_cache_free(struct kmem_cache *, void *); unsigned int kmem_cache_size(struct kmem_cache *); -const char *kmem_cache_name(struct kmem_cache *); -int kern_ptr_validate(const void *ptr, unsigned long size); -int kmem_ptr_validate(struct kmem_cache *cachep, const void *ptr); /* * Please use this macro to create slab caches. Simply specify the diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h index 791a502f6906..83203ae9390b 100644 --- a/include/linux/slab_def.h +++ b/include/linux/slab_def.h @@ -138,11 +138,12 @@ void *kmem_cache_alloc(struct kmem_cache *, gfp_t); void *__kmalloc(size_t size, gfp_t flags); #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags); +extern void *kmem_cache_alloc_trace(size_t size, + struct kmem_cache *cachep, gfp_t flags); extern size_t slab_buffer_size(struct kmem_cache *cachep); #else static __always_inline void * -kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags) +kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags) { return kmem_cache_alloc(cachep, flags); } @@ -179,10 +180,7 @@ found: #endif cachep = malloc_sizes[i].cs_cachep; - ret = kmem_cache_alloc_notrace(cachep, flags); - - trace_kmalloc(_THIS_IP_, ret, - size, slab_buffer_size(cachep), flags); + ret = kmem_cache_alloc_trace(size, cachep, flags); return ret; } @@ -194,14 +192,16 @@ extern void *__kmalloc_node(size_t size, gfp_t flags, int node); extern void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, - gfp_t flags, - int nodeid); +extern void *kmem_cache_alloc_node_trace(size_t size, + struct kmem_cache *cachep, + gfp_t flags, + int nodeid); #else static __always_inline void * -kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, - gfp_t flags, - int nodeid) +kmem_cache_alloc_node_trace(size_t size, + struct kmem_cache *cachep, + gfp_t flags, + int nodeid) { return kmem_cache_alloc_node(cachep, flags, nodeid); } @@ -210,7 +210,6 @@ kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { struct kmem_cache *cachep; - void *ret; if (__builtin_constant_p(size)) { int i = 0; @@ -234,13 +233,7 @@ found: #endif cachep = malloc_sizes[i].cs_cachep; - ret = kmem_cache_alloc_node_notrace(cachep, flags, node); - - trace_kmalloc_node(_THIS_IP_, ret, - size, slab_buffer_size(cachep), - flags, node); - - return ret; + return kmem_cache_alloc_node_trace(size, cachep, flags, node); } return __kmalloc_node(size, flags, node); } diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index e4f5ed180b9b..45ca123e8002 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -10,9 +10,8 @@ #include <linux/gfp.h> #include <linux/workqueue.h> #include <linux/kobject.h> -#include <linux/kmemleak.h> -#include <trace/events/kmem.h> +#include <linux/kmemleak.h> enum stat_item { ALLOC_FASTPATH, /* Allocation from cpu slab */ @@ -33,10 +32,14 @@ enum stat_item { DEACTIVATE_TO_TAIL, /* Cpu slab was moved to the tail of partials */ DEACTIVATE_REMOTE_FREES,/* Slab contained remotely freed objects */ ORDER_FALLBACK, /* Number of times fallback was necessary */ + CMPXCHG_DOUBLE_CPU_FAIL,/* Failure of this_cpu_cmpxchg_double */ NR_SLUB_STAT_ITEMS }; struct kmem_cache_cpu { - void **freelist; /* Pointer to first free per cpu object */ + void **freelist; /* Pointer to next available object */ +#ifdef CONFIG_CMPXCHG_LOCAL + unsigned long tid; /* Globally unique transaction id */ +#endif struct page *page; /* The slab from which we are allocating */ int node; /* The node of the page (or -1 for debug) */ #ifdef CONFIG_SLUB_STATS @@ -71,6 +74,7 @@ struct kmem_cache { struct kmem_cache_cpu __percpu *cpu_slab; /* Used for retriving partial slabs etc */ unsigned long flags; + unsigned long min_partial; int size; /* The size of an object including meta data */ int objsize; /* The size of an object without meta data */ int offset; /* Free pointer offset. */ @@ -84,7 +88,7 @@ struct kmem_cache { void (*ctor)(void *); int inuse; /* Offset to metadata */ int align; /* Alignment */ - unsigned long min_partial; + int reserved; /* Reserved bytes at the end of slabs */ const char *name; /* Name (only for display!) */ struct list_head list; /* List of slab caches */ #ifdef CONFIG_SYSFS @@ -216,31 +220,40 @@ static __always_inline struct kmem_cache *kmalloc_slab(size_t size) void *kmem_cache_alloc(struct kmem_cache *, gfp_t); void *__kmalloc(size_t size, gfp_t flags); +static __always_inline void * +kmalloc_order(size_t size, gfp_t flags, unsigned int order) +{ + void *ret = (void *) __get_free_pages(flags | __GFP_COMP, order); + kmemleak_alloc(ret, size, 1, flags); + return ret; +} + #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags); +extern void * +kmem_cache_alloc_trace(struct kmem_cache *s, gfp_t gfpflags, size_t size); +extern void *kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order); #else static __always_inline void * -kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags) +kmem_cache_alloc_trace(struct kmem_cache *s, gfp_t gfpflags, size_t size) { return kmem_cache_alloc(s, gfpflags); } + +static __always_inline void * +kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order) +{ + return kmalloc_order(size, flags, order); +} #endif static __always_inline void *kmalloc_large(size_t size, gfp_t flags) { unsigned int order = get_order(size); - void *ret = (void *) __get_free_pages(flags | __GFP_COMP, order); - - kmemleak_alloc(ret, size, 1, flags); - trace_kmalloc(_THIS_IP_, ret, size, PAGE_SIZE << order, flags); - - return ret; + return kmalloc_order_trace(size, flags, order); } static __always_inline void *kmalloc(size_t size, gfp_t flags) { - void *ret; - if (__builtin_constant_p(size)) { if (size > SLUB_MAX_SIZE) return kmalloc_large(size, flags); @@ -251,11 +264,7 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags) if (!s) return ZERO_SIZE_PTR; - ret = kmem_cache_alloc_notrace(s, flags); - - trace_kmalloc(_THIS_IP_, ret, size, s->size, flags); - - return ret; + return kmem_cache_alloc_trace(s, flags, size); } } return __kmalloc(size, flags); @@ -266,14 +275,14 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node); void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *s, +extern void *kmem_cache_alloc_node_trace(struct kmem_cache *s, gfp_t gfpflags, - int node); + int node, size_t size); #else static __always_inline void * -kmem_cache_alloc_node_notrace(struct kmem_cache *s, +kmem_cache_alloc_node_trace(struct kmem_cache *s, gfp_t gfpflags, - int node) + int node, size_t size) { return kmem_cache_alloc_node(s, gfpflags, node); } @@ -281,8 +290,6 @@ kmem_cache_alloc_node_notrace(struct kmem_cache *s, static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { - void *ret; - if (__builtin_constant_p(size) && size <= SLUB_MAX_SIZE && !(flags & SLUB_DMA)) { struct kmem_cache *s = kmalloc_slab(size); @@ -290,12 +297,7 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) if (!s) return ZERO_SIZE_PTR; - ret = kmem_cache_alloc_node_notrace(s, flags, node); - - trace_kmalloc_node(_THIS_IP_, ret, - size, s->size, flags, node); - - return ret; + return kmem_cache_alloc_node_trace(s, flags, node, size); } return __kmalloc_node(size, flags, node); } diff --git a/include/linux/sm501.h b/include/linux/sm501.h index 214f93209b8c..02fde50a79a5 100644 --- a/include/linux/sm501.h +++ b/include/linux/sm501.h @@ -172,3 +172,11 @@ struct sm501_platdata { struct sm501_platdata_gpio_i2c *gpio_i2c; unsigned int gpio_i2c_nr; }; + +#if defined(CONFIG_PPC32) +#define smc501_readl(addr) ioread32be((addr)) +#define smc501_writel(val, addr) iowrite32be((val), (addr)) +#else +#define smc501_readl(addr) readl(addr) +#define smc501_writel(val, addr) writel(val, addr) +#endif diff --git a/include/linux/smb.h b/include/linux/smb.h deleted file mode 100644 index 82fefddc5987..000000000000 --- a/include/linux/smb.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * smb.h - * - * Copyright (C) 1995, 1996 by Paal-Kr. Engstad and Volker Lendecke - * Copyright (C) 1997 by Volker Lendecke - * - */ - -#ifndef _LINUX_SMB_H -#define _LINUX_SMB_H - -#include <linux/types.h> -#include <linux/magic.h> -#ifdef __KERNEL__ -#include <linux/time.h> -#endif - -enum smb_protocol { - SMB_PROTOCOL_NONE, - SMB_PROTOCOL_CORE, - SMB_PROTOCOL_COREPLUS, - SMB_PROTOCOL_LANMAN1, - SMB_PROTOCOL_LANMAN2, - SMB_PROTOCOL_NT1 -}; - -enum smb_case_hndl { - SMB_CASE_DEFAULT, - SMB_CASE_LOWER, - SMB_CASE_UPPER -}; - -struct smb_dskattr { - __u16 total; - __u16 allocblocks; - __u16 blocksize; - __u16 free; -}; - -struct smb_conn_opt { - - /* The socket */ - unsigned int fd; - - enum smb_protocol protocol; - enum smb_case_hndl case_handling; - - /* Connection-Options */ - - __u32 max_xmit; - __u16 server_uid; - __u16 tid; - - /* The following are LANMAN 1.0 options */ - __u16 secmode; - __u16 maxmux; - __u16 maxvcs; - __u16 rawmode; - __u32 sesskey; - - /* The following are NT LM 0.12 options */ - __u32 maxraw; - __u32 capabilities; - __s16 serverzone; -}; - -#ifdef __KERNEL__ - -#define SMB_NLS_MAXNAMELEN 20 -struct smb_nls_codepage { - char local_name[SMB_NLS_MAXNAMELEN]; - char remote_name[SMB_NLS_MAXNAMELEN]; -}; - - -#define SMB_MAXNAMELEN 255 -#define SMB_MAXPATHLEN 1024 - -/* - * Contains all relevant data on a SMB networked file. - */ -struct smb_fattr { - __u16 attr; - - unsigned long f_ino; - umode_t f_mode; - nlink_t f_nlink; - uid_t f_uid; - gid_t f_gid; - dev_t f_rdev; - loff_t f_size; - struct timespec f_atime; - struct timespec f_mtime; - struct timespec f_ctime; - unsigned long f_blocks; - int f_unix; -}; - -enum smb_conn_state { - CONN_VALID, /* everything's fine */ - CONN_INVALID, /* Something went wrong, but did not - try to reconnect yet. */ - CONN_RETRIED, /* Tried a reconnection, but was refused */ - CONN_RETRYING /* Currently trying to reconnect */ -}; - -#define SMB_HEADER_LEN 37 /* includes everything up to, but not - * including smb_bcc */ - -#define SMB_INITIAL_PACKET_SIZE 4000 -#define SMB_MAX_PACKET_SIZE 32768 - -/* reserve this much space for trans2 parameters. Shouldn't have to be more - than 10 or so, but OS/2 seems happier like this. */ -#define SMB_TRANS2_MAX_PARAM 64 - -#endif -#endif diff --git a/include/linux/smb_fs.h b/include/linux/smb_fs.h deleted file mode 100644 index 923cd8a247b1..000000000000 --- a/include/linux/smb_fs.h +++ /dev/null @@ -1,153 +0,0 @@ -/* - * smb_fs.h - * - * Copyright (C) 1995 by Paal-Kr. Engstad and Volker Lendecke - * Copyright (C) 1997 by Volker Lendecke - * - */ - -#ifndef _LINUX_SMB_FS_H -#define _LINUX_SMB_FS_H - -#include <linux/smb.h> - -/* - * ioctl commands - */ -#define SMB_IOC_GETMOUNTUID _IOR('u', 1, __kernel_old_uid_t) -#define SMB_IOC_NEWCONN _IOW('u', 2, struct smb_conn_opt) - -/* __kernel_uid_t can never change, so we have to use __kernel_uid32_t */ -#define SMB_IOC_GETMOUNTUID32 _IOR('u', 3, __kernel_uid32_t) - - -#ifdef __KERNEL__ -#include <linux/smb_fs_i.h> -#include <linux/smb_fs_sb.h> - -#include <linux/fs.h> -#include <linux/pagemap.h> -#include <linux/vmalloc.h> -#include <linux/smb_mount.h> -#include <linux/jiffies.h> -#include <asm/unaligned.h> - -static inline struct smb_sb_info *SMB_SB(struct super_block *sb) -{ - return sb->s_fs_info; -} - -static inline struct smb_inode_info *SMB_I(struct inode *inode) -{ - return container_of(inode, struct smb_inode_info, vfs_inode); -} - -/* macro names are short for word, double-word, long value (?) */ -#define WVAL(buf, pos) (get_unaligned_le16((u8 *)(buf) + (pos))) -#define DVAL(buf, pos) (get_unaligned_le32((u8 *)(buf) + (pos))) -#define LVAL(buf, pos) (get_unaligned_le64((u8 *)(buf) + (pos))) - -#define WSET(buf, pos, val) put_unaligned_le16((val), (u8 *)(buf) + (pos)) -#define DSET(buf, pos, val) put_unaligned_le32((val), (u8 *)(buf) + (pos)) -#define LSET(buf, pos, val) put_unaligned_le64((val), (u8 *)(buf) + (pos)) - -/* where to find the base of the SMB packet proper */ -#define smb_base(buf) ((u8 *)(((u8 *)(buf))+4)) - -/* - * Flags for the in-memory inode - */ -#define SMB_F_LOCALWRITE 0x02 /* file modified locally */ - - -/* NT1 protocol capability bits */ -#define SMB_CAP_RAW_MODE 0x00000001 -#define SMB_CAP_MPX_MODE 0x00000002 -#define SMB_CAP_UNICODE 0x00000004 -#define SMB_CAP_LARGE_FILES 0x00000008 -#define SMB_CAP_NT_SMBS 0x00000010 -#define SMB_CAP_RPC_REMOTE_APIS 0x00000020 -#define SMB_CAP_STATUS32 0x00000040 -#define SMB_CAP_LEVEL_II_OPLOCKS 0x00000080 -#define SMB_CAP_LOCK_AND_READ 0x00000100 -#define SMB_CAP_NT_FIND 0x00000200 -#define SMB_CAP_DFS 0x00001000 -#define SMB_CAP_LARGE_READX 0x00004000 -#define SMB_CAP_LARGE_WRITEX 0x00008000 -#define SMB_CAP_UNIX 0x00800000 /* unofficial ... */ - - -/* - * This is the time we allow an inode, dentry or dir cache to live. It is bad - * for performance to have shorter ttl on an inode than on the cache. It can - * cause refresh on each inode for a dir listing ... one-by-one - */ -#define SMB_MAX_AGE(server) (((server)->mnt->ttl * HZ) / 1000) - -static inline void -smb_age_dentry(struct smb_sb_info *server, struct dentry *dentry) -{ - dentry->d_time = jiffies - SMB_MAX_AGE(server); -} - -struct smb_cache_head { - time_t mtime; /* unused */ - unsigned long time; /* cache age */ - unsigned long end; /* last valid fpos in cache */ - int eof; -}; - -#define SMB_DIRCACHE_SIZE ((int)(PAGE_CACHE_SIZE/sizeof(struct dentry *))) -union smb_dir_cache { - struct smb_cache_head head; - struct dentry *dentry[SMB_DIRCACHE_SIZE]; -}; - -#define SMB_FIRSTCACHE_SIZE ((int)((SMB_DIRCACHE_SIZE * \ - sizeof(struct dentry *) - sizeof(struct smb_cache_head)) / \ - sizeof(struct dentry *))) - -#define SMB_DIRCACHE_START (SMB_DIRCACHE_SIZE - SMB_FIRSTCACHE_SIZE) - -struct smb_cache_control { - struct smb_cache_head head; - struct page *page; - union smb_dir_cache *cache; - unsigned long fpos, ofs; - int filled, valid, idx; -}; - -#define SMB_OPS_NUM_STATIC 5 -struct smb_ops { - int (*read)(struct inode *inode, loff_t offset, int count, - char *data); - int (*write)(struct inode *inode, loff_t offset, int count, const - char *data); - int (*readdir)(struct file *filp, void *dirent, filldir_t filldir, - struct smb_cache_control *ctl); - - int (*getattr)(struct smb_sb_info *server, struct dentry *dir, - struct smb_fattr *fattr); - /* int (*setattr)(...); */ /* setattr is really icky! */ - - int (*truncate)(struct inode *inode, loff_t length); - - - /* --- --- --- end of "static" entries --- --- --- */ - - int (*convert)(unsigned char *output, int olen, - const unsigned char *input, int ilen, - struct nls_table *nls_from, - struct nls_table *nls_to); -}; - -static inline int -smb_is_open(struct inode *i) -{ - return (SMB_I(i)->open == server_from_inode(i)->generation); -} - -extern void smb_install_null_ops(struct smb_ops *); -#endif /* __KERNEL__ */ - -#endif /* _LINUX_SMB_FS_H */ diff --git a/include/linux/smb_fs_i.h b/include/linux/smb_fs_i.h deleted file mode 100644 index 8ccf4eca2c3d..000000000000 --- a/include/linux/smb_fs_i.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * smb_fs_i.h - * - * Copyright (C) 1995 by Paal-Kr. Engstad and Volker Lendecke - * Copyright (C) 1997 by Volker Lendecke - * - */ - -#ifndef _LINUX_SMB_FS_I -#define _LINUX_SMB_FS_I - -#include <linux/types.h> -#include <linux/fs.h> - -/* - * smb fs inode data (in memory only) - */ -struct smb_inode_info { - - /* - * file handles are local to a connection. A file is open if - * (open == generation). - */ - unsigned int open; /* open generation */ - __u16 fileid; /* What id to handle a file with? */ - __u16 attr; /* Attribute fields, DOS value */ - - __u16 access; /* Access mode */ - __u16 flags; - unsigned long oldmtime; /* last time refreshed */ - unsigned long closed; /* timestamp when closed */ - unsigned openers; /* number of fileid users */ - - struct inode vfs_inode; /* must be at the end */ -}; - -#endif diff --git a/include/linux/smb_fs_sb.h b/include/linux/smb_fs_sb.h deleted file mode 100644 index bb947dd1fba9..000000000000 --- a/include/linux/smb_fs_sb.h +++ /dev/null @@ -1,100 +0,0 @@ -/* - * smb_fs_sb.h - * - * Copyright (C) 1995 by Paal-Kr. Engstad and Volker Lendecke - * Copyright (C) 1997 by Volker Lendecke - * - */ - -#ifndef _SMB_FS_SB -#define _SMB_FS_SB - -#include <linux/types.h> -#include <linux/backing-dev.h> -#include <linux/smb.h> - -/* - * Upper limit on the total number of active smb_request structs. - */ -#define MAX_REQUEST_HARD 256 - -enum smb_receive_state { - SMB_RECV_START, /* No data read, looking for length + sig */ - SMB_RECV_HEADER, /* Reading the header data */ - SMB_RECV_HCOMPLETE, /* Done with the header */ - SMB_RECV_PARAM, /* Reading parameter words */ - SMB_RECV_DATA, /* Reading data bytes */ - SMB_RECV_END, /* End of request */ - SMB_RECV_DROP, /* Dropping this SMB */ - SMB_RECV_REQUEST, /* Received a request and not a reply */ -}; - -/* structure access macros */ -#define server_from_inode(inode) SMB_SB((inode)->i_sb) -#define server_from_dentry(dentry) SMB_SB((dentry)->d_sb) -#define SB_of(server) ((server)->super_block) - -struct smb_sb_info { - /* List of all smbfs superblocks */ - struct list_head entry; - - enum smb_conn_state state; - struct file * sock_file; - int conn_error; - enum smb_receive_state rstate; - - atomic_t nr_requests; - struct list_head xmitq; - struct list_head recvq; - u16 mid; - - struct smb_mount_data_kernel *mnt; - - /* Connections are counted. Each time a new socket arrives, - * generation is incremented. - */ - unsigned int generation; - struct pid *conn_pid; - struct smb_conn_opt opt; - wait_queue_head_t conn_wq; - int conn_complete; - struct semaphore sem; - - unsigned char header[SMB_HEADER_LEN + 20*2 + 2]; - u32 header_len; - u32 smb_len; - u32 smb_read; - - /* We use our own data_ready callback, but need the original one */ - void *data_ready; - - /* nls pointers for codepage conversions */ - struct nls_table *remote_nls; - struct nls_table *local_nls; - - struct smb_ops *ops; - - struct super_block *super_block; - - struct backing_dev_info bdi; -}; - -static inline int -smb_lock_server_interruptible(struct smb_sb_info *server) -{ - return down_interruptible(&(server->sem)); -} - -static inline void -smb_lock_server(struct smb_sb_info *server) -{ - down(&(server->sem)); -} - -static inline void -smb_unlock_server(struct smb_sb_info *server) -{ - up(&(server->sem)); -} - -#endif diff --git a/include/linux/smb_mount.h b/include/linux/smb_mount.h deleted file mode 100644 index d10f00cb5703..000000000000 --- a/include/linux/smb_mount.h +++ /dev/null @@ -1,65 +0,0 @@ -/* - * smb_mount.h - * - * Copyright (C) 1995, 1996 by Paal-Kr. Engstad and Volker Lendecke - * Copyright (C) 1997 by Volker Lendecke - * - */ - -#ifndef _LINUX_SMB_MOUNT_H -#define _LINUX_SMB_MOUNT_H - -#include <linux/types.h> - -#define SMB_MOUNT_VERSION 6 - -struct smb_mount_data { - int version; - __kernel_uid_t mounted_uid; /* Who may umount() this filesystem? */ - __kernel_uid_t uid; - __kernel_gid_t gid; - __kernel_mode_t file_mode; - __kernel_mode_t dir_mode; -}; - - -#ifdef __KERNEL__ - -/* "vers" in big-endian */ -#define SMB_MOUNT_ASCII 0x76657273 - -#define SMB_MOUNT_OLDVERSION 6 -#undef SMB_MOUNT_VERSION -#define SMB_MOUNT_VERSION 7 - -/* flags */ -#define SMB_MOUNT_WIN95 0x0001 /* Win 95 server */ -#define SMB_MOUNT_OLDATTR 0x0002 /* Use core getattr (Win 95 speedup) */ -#define SMB_MOUNT_DIRATTR 0x0004 /* Use find_first for getattr */ -#define SMB_MOUNT_CASE 0x0008 /* Be case sensitive */ -#define SMB_MOUNT_UNICODE 0x0010 /* Server talks unicode */ -#define SMB_MOUNT_UID 0x0020 /* Use user specified uid */ -#define SMB_MOUNT_GID 0x0040 /* Use user specified gid */ -#define SMB_MOUNT_FMODE 0x0080 /* Use user specified file mode */ -#define SMB_MOUNT_DMODE 0x0100 /* Use user specified dir mode */ - -struct smb_mount_data_kernel { - int version; - - uid_t mounted_uid; /* Who may umount() this filesystem? */ - uid_t uid; - gid_t gid; - mode_t file_mode; - mode_t dir_mode; - - u32 flags; - - /* maximum age in jiffies (inode, dentry and dircache) */ - int ttl; - - struct smb_nls_codepage codepage; -}; - -#endif - -#endif diff --git a/include/linux/smbno.h b/include/linux/smbno.h deleted file mode 100644 index f99e02d9ffe2..000000000000 --- a/include/linux/smbno.h +++ /dev/null @@ -1,363 +0,0 @@ -#ifndef _SMBNO_H_ -#define _SMBNO_H_ - -/* these define the attribute byte as seen by DOS */ -#define aRONLY (1L<<0) -#define aHIDDEN (1L<<1) -#define aSYSTEM (1L<<2) -#define aVOLID (1L<<3) -#define aDIR (1L<<4) -#define aARCH (1L<<5) - -/* error classes */ -#define SUCCESS 0 /* The request was successful. */ -#define ERRDOS 0x01 /* Error is from the core DOS operating system set. */ -#define ERRSRV 0x02 /* Error is generated by the server network file manager.*/ -#define ERRHRD 0x03 /* Error is an hardware error. */ -#define ERRCMD 0xFF /* Command was not in the "SMB" format. */ - -/* SMB X/Open error codes for the ERRdos error class */ - -#define ERRbadfunc 1 /* Invalid function (or system call) */ -#define ERRbadfile 2 /* File not found (pathname error) */ -#define ERRbadpath 3 /* Directory not found */ -#define ERRnofids 4 /* Too many open files */ -#define ERRnoaccess 5 /* Access denied */ -#define ERRbadfid 6 /* Invalid fid */ -#define ERRbadmcb 7 /* Memory control blocks destroyed */ -#define ERRnomem 8 /* Out of memory */ -#define ERRbadmem 9 /* Invalid memory block address */ -#define ERRbadenv 10 /* Invalid environment */ -#define ERRbadformat 11 /* Invalid format */ -#define ERRbadaccess 12 /* Invalid open mode */ -#define ERRbaddata 13 /* Invalid data (only from ioctl call) */ -#define ERRres 14 /* reserved */ -#define ERRbaddrive 15 /* Invalid drive */ -#define ERRremcd 16 /* Attempt to delete current directory */ -#define ERRdiffdevice 17 /* rename/move across different filesystems */ -#define ERRnofiles 18 /* no more files found in file search */ -#define ERRbadshare 32 /* Share mode on file conflict with open mode */ -#define ERRlock 33 /* Lock request conflicts with existing lock */ -#define ERRfilexists 80 /* File in operation already exists */ -#define ERRbadpipe 230 /* Named pipe invalid */ -#define ERRpipebusy 231 /* All instances of pipe are busy */ -#define ERRpipeclosing 232 /* named pipe close in progress */ -#define ERRnotconnected 233 /* No process on other end of named pipe */ -#define ERRmoredata 234 /* More data to be returned */ - -#define ERROR_INVALID_PARAMETER 87 -#define ERROR_DISK_FULL 112 -#define ERROR_INVALID_NAME 123 -#define ERROR_DIR_NOT_EMPTY 145 -#define ERROR_NOT_LOCKED 158 -#define ERROR_ALREADY_EXISTS 183 /* see also 80 ? */ -#define ERROR_EAS_DIDNT_FIT 275 /* Extended attributes didn't fit */ -#define ERROR_EAS_NOT_SUPPORTED 282 /* Extended attributes not supported */ - -/* Error codes for the ERRSRV class */ - -#define ERRerror 1 /* Non specific error code */ -#define ERRbadpw 2 /* Bad password */ -#define ERRbadtype 3 /* reserved */ -#define ERRaccess 4 /* No permissions to do the requested operation */ -#define ERRinvnid 5 /* tid invalid */ -#define ERRinvnetname 6 /* Invalid servername */ -#define ERRinvdevice 7 /* Invalid device */ -#define ERRqfull 49 /* Print queue full */ -#define ERRqtoobig 50 /* Queued item too big */ -#define ERRinvpfid 52 /* Invalid print file in smb_fid */ -#define ERRsmbcmd 64 /* Unrecognised command */ -#define ERRsrverror 65 /* smb server internal error */ -#define ERRfilespecs 67 /* fid and pathname invalid combination */ -#define ERRbadlink 68 /* reserved */ -#define ERRbadpermits 69 /* Access specified for a file is not valid */ -#define ERRbadpid 70 /* reserved */ -#define ERRsetattrmode 71 /* attribute mode invalid */ -#define ERRpaused 81 /* Message server paused */ -#define ERRmsgoff 82 /* Not receiving messages */ -#define ERRnoroom 83 /* No room for message */ -#define ERRrmuns 87 /* too many remote usernames */ -#define ERRtimeout 88 /* operation timed out */ -#define ERRnoresource 89 /* No resources currently available for request. */ -#define ERRtoomanyuids 90 /* too many userids */ -#define ERRbaduid 91 /* bad userid */ -#define ERRuseMPX 250 /* temporarily unable to use raw mode, use MPX mode */ -#define ERRuseSTD 251 /* temporarily unable to use raw mode, use std.mode */ -#define ERRcontMPX 252 /* resume MPX mode */ -#define ERRbadPW /* reserved */ -#define ERRnosupport 0xFFFF - -/* Error codes for the ERRHRD class */ - -#define ERRnowrite 19 /* read only media */ -#define ERRbadunit 20 /* Unknown device */ -#define ERRnotready 21 /* Drive not ready */ -#define ERRbadcmd 22 /* Unknown command */ -#define ERRdata 23 /* Data (CRC) error */ -#define ERRbadreq 24 /* Bad request structure length */ -#define ERRseek 25 -#define ERRbadmedia 26 -#define ERRbadsector 27 -#define ERRnopaper 28 -#define ERRwrite 29 /* write fault */ -#define ERRread 30 /* read fault */ -#define ERRgeneral 31 /* General hardware failure */ -#define ERRwrongdisk 34 -#define ERRFCBunavail 35 -#define ERRsharebufexc 36 /* share buffer exceeded */ -#define ERRdiskfull 39 - -/* - * Access modes when opening a file - */ -#define SMB_ACCMASK 0x0003 -#define SMB_O_RDONLY 0x0000 -#define SMB_O_WRONLY 0x0001 -#define SMB_O_RDWR 0x0002 - -/* offsets into message for common items */ -#define smb_com 8 -#define smb_rcls 9 -#define smb_reh 10 -#define smb_err 11 -#define smb_flg 13 -#define smb_flg2 14 -#define smb_reb 13 -#define smb_tid 28 -#define smb_pid 30 -#define smb_uid 32 -#define smb_mid 34 -#define smb_wct 36 -#define smb_vwv 37 -#define smb_vwv0 37 -#define smb_vwv1 39 -#define smb_vwv2 41 -#define smb_vwv3 43 -#define smb_vwv4 45 -#define smb_vwv5 47 -#define smb_vwv6 49 -#define smb_vwv7 51 -#define smb_vwv8 53 -#define smb_vwv9 55 -#define smb_vwv10 57 -#define smb_vwv11 59 -#define smb_vwv12 61 -#define smb_vwv13 63 -#define smb_vwv14 65 - -/* these are the trans2 sub fields for primary requests */ -#define smb_tpscnt smb_vwv0 -#define smb_tdscnt smb_vwv1 -#define smb_mprcnt smb_vwv2 -#define smb_mdrcnt smb_vwv3 -#define smb_msrcnt smb_vwv4 -#define smb_flags smb_vwv5 -#define smb_timeout smb_vwv6 -#define smb_pscnt smb_vwv9 -#define smb_psoff smb_vwv10 -#define smb_dscnt smb_vwv11 -#define smb_dsoff smb_vwv12 -#define smb_suwcnt smb_vwv13 -#define smb_setup smb_vwv14 -#define smb_setup0 smb_setup -#define smb_setup1 (smb_setup+2) -#define smb_setup2 (smb_setup+4) - -/* these are for the secondary requests */ -#define smb_spscnt smb_vwv2 -#define smb_spsoff smb_vwv3 -#define smb_spsdisp smb_vwv4 -#define smb_sdscnt smb_vwv5 -#define smb_sdsoff smb_vwv6 -#define smb_sdsdisp smb_vwv7 -#define smb_sfid smb_vwv8 - -/* and these for responses */ -#define smb_tprcnt smb_vwv0 -#define smb_tdrcnt smb_vwv1 -#define smb_prcnt smb_vwv3 -#define smb_proff smb_vwv4 -#define smb_prdisp smb_vwv5 -#define smb_drcnt smb_vwv6 -#define smb_droff smb_vwv7 -#define smb_drdisp smb_vwv8 - -/* the complete */ -#define SMBmkdir 0x00 /* create directory */ -#define SMBrmdir 0x01 /* delete directory */ -#define SMBopen 0x02 /* open file */ -#define SMBcreate 0x03 /* create file */ -#define SMBclose 0x04 /* close file */ -#define SMBflush 0x05 /* flush file */ -#define SMBunlink 0x06 /* delete file */ -#define SMBmv 0x07 /* rename file */ -#define SMBgetatr 0x08 /* get file attributes */ -#define SMBsetatr 0x09 /* set file attributes */ -#define SMBread 0x0A /* read from file */ -#define SMBwrite 0x0B /* write to file */ -#define SMBlock 0x0C /* lock byte range */ -#define SMBunlock 0x0D /* unlock byte range */ -#define SMBctemp 0x0E /* create temporary file */ -#define SMBmknew 0x0F /* make new file */ -#define SMBchkpth 0x10 /* check directory path */ -#define SMBexit 0x11 /* process exit */ -#define SMBlseek 0x12 /* seek */ -#define SMBtcon 0x70 /* tree connect */ -#define SMBtconX 0x75 /* tree connect and X*/ -#define SMBtdis 0x71 /* tree disconnect */ -#define SMBnegprot 0x72 /* negotiate protocol */ -#define SMBdskattr 0x80 /* get disk attributes */ -#define SMBsearch 0x81 /* search directory */ -#define SMBsplopen 0xC0 /* open print spool file */ -#define SMBsplwr 0xC1 /* write to print spool file */ -#define SMBsplclose 0xC2 /* close print spool file */ -#define SMBsplretq 0xC3 /* return print queue */ -#define SMBsends 0xD0 /* send single block message */ -#define SMBsendb 0xD1 /* send broadcast message */ -#define SMBfwdname 0xD2 /* forward user name */ -#define SMBcancelf 0xD3 /* cancel forward */ -#define SMBgetmac 0xD4 /* get machine name */ -#define SMBsendstrt 0xD5 /* send start of multi-block message */ -#define SMBsendend 0xD6 /* send end of multi-block message */ -#define SMBsendtxt 0xD7 /* send text of multi-block message */ - -/* Core+ protocol */ -#define SMBlockread 0x13 /* Lock a range and read */ -#define SMBwriteunlock 0x14 /* Unlock a range then write */ -#define SMBreadbraw 0x1a /* read a block of data with no smb header */ -#define SMBwritebraw 0x1d /* write a block of data with no smb header */ -#define SMBwritec 0x20 /* secondary write request */ -#define SMBwriteclose 0x2c /* write a file then close it */ - -/* dos extended protocol */ -#define SMBreadBraw 0x1A /* read block raw */ -#define SMBreadBmpx 0x1B /* read block multiplexed */ -#define SMBreadBs 0x1C /* read block (secondary response) */ -#define SMBwriteBraw 0x1D /* write block raw */ -#define SMBwriteBmpx 0x1E /* write block multiplexed */ -#define SMBwriteBs 0x1F /* write block (secondary request) */ -#define SMBwriteC 0x20 /* write complete response */ -#define SMBsetattrE 0x22 /* set file attributes expanded */ -#define SMBgetattrE 0x23 /* get file attributes expanded */ -#define SMBlockingX 0x24 /* lock/unlock byte ranges and X */ -#define SMBtrans 0x25 /* transaction - name, bytes in/out */ -#define SMBtranss 0x26 /* transaction (secondary request/response) */ -#define SMBioctl 0x27 /* IOCTL */ -#define SMBioctls 0x28 /* IOCTL (secondary request/response) */ -#define SMBcopy 0x29 /* copy */ -#define SMBmove 0x2A /* move */ -#define SMBecho 0x2B /* echo */ -#define SMBopenX 0x2D /* open and X */ -#define SMBreadX 0x2E /* read and X */ -#define SMBwriteX 0x2F /* write and X */ -#define SMBsesssetupX 0x73 /* Session Set Up & X (including User Logon) */ -#define SMBtconX 0x75 /* tree connect and X */ -#define SMBffirst 0x82 /* find first */ -#define SMBfunique 0x83 /* find unique */ -#define SMBfclose 0x84 /* find close */ -#define SMBinvalid 0xFE /* invalid command */ - - -/* Extended 2.0 protocol */ -#define SMBtrans2 0x32 /* TRANS2 protocol set */ -#define SMBtranss2 0x33 /* TRANS2 protocol set, secondary command */ -#define SMBfindclose 0x34 /* Terminate a TRANSACT2_FINDFIRST */ -#define SMBfindnclose 0x35 /* Terminate a TRANSACT2_FINDNOTIFYFIRST */ -#define SMBulogoffX 0x74 /* user logoff */ - -/* these are the TRANS2 sub commands */ -#define TRANSACT2_OPEN 0 -#define TRANSACT2_FINDFIRST 1 -#define TRANSACT2_FINDNEXT 2 -#define TRANSACT2_QFSINFO 3 -#define TRANSACT2_SETFSINFO 4 -#define TRANSACT2_QPATHINFO 5 -#define TRANSACT2_SETPATHINFO 6 -#define TRANSACT2_QFILEINFO 7 -#define TRANSACT2_SETFILEINFO 8 -#define TRANSACT2_FSCTL 9 -#define TRANSACT2_IOCTL 10 -#define TRANSACT2_FINDNOTIFYFIRST 11 -#define TRANSACT2_FINDNOTIFYNEXT 12 -#define TRANSACT2_MKDIR 13 - -/* Information Levels - Shared? */ -#define SMB_INFO_STANDARD 1 -#define SMB_INFO_QUERY_EA_SIZE 2 -#define SMB_INFO_QUERY_EAS_FROM_LIST 3 -#define SMB_INFO_QUERY_ALL_EAS 4 -#define SMB_INFO_IS_NAME_VALID 6 - -/* Information Levels - TRANSACT2_FINDFIRST */ -#define SMB_FIND_FILE_DIRECTORY_INFO 0x101 -#define SMB_FIND_FILE_FULL_DIRECTORY_INFO 0x102 -#define SMB_FIND_FILE_NAMES_INFO 0x103 -#define SMB_FIND_FILE_BOTH_DIRECTORY_INFO 0x104 - -/* Information Levels - TRANSACT2_QPATHINFO */ -#define SMB_QUERY_FILE_BASIC_INFO 0x101 -#define SMB_QUERY_FILE_STANDARD_INFO 0x102 -#define SMB_QUERY_FILE_EA_INFO 0x103 -#define SMB_QUERY_FILE_NAME_INFO 0x104 -#define SMB_QUERY_FILE_ALL_INFO 0x107 -#define SMB_QUERY_FILE_ALT_NAME_INFO 0x108 -#define SMB_QUERY_FILE_STREAM_INFO 0x109 -#define SMB_QUERY_FILE_COMPRESSION_INFO 0x10b - -/* Information Levels - TRANSACT2_SETFILEINFO */ -#define SMB_SET_FILE_BASIC_INFO 0x101 -#define SMB_SET_FILE_DISPOSITION_INFO 0x102 -#define SMB_SET_FILE_ALLOCATION_INFO 0x103 -#define SMB_SET_FILE_END_OF_FILE_INFO 0x104 - -/* smb_flg field flags */ -#define SMB_FLAGS_SUPPORT_LOCKREAD 0x01 -#define SMB_FLAGS_CLIENT_BUF_AVAIL 0x02 -#define SMB_FLAGS_RESERVED 0x04 -#define SMB_FLAGS_CASELESS_PATHNAMES 0x08 -#define SMB_FLAGS_CANONICAL_PATHNAMES 0x10 -#define SMB_FLAGS_REQUEST_OPLOCK 0x20 -#define SMB_FLAGS_REQUEST_BATCH_OPLOCK 0x40 -#define SMB_FLAGS_REPLY 0x80 - -/* smb_flg2 field flags (samba-2.2.0/source/include/smb.h) */ -#define SMB_FLAGS2_LONG_PATH_COMPONENTS 0x0001 -#define SMB_FLAGS2_EXTENDED_ATTRIBUTES 0x0002 -#define SMB_FLAGS2_DFS_PATHNAMES 0x1000 -#define SMB_FLAGS2_READ_PERMIT_NO_EXECUTE 0x2000 -#define SMB_FLAGS2_32_BIT_ERROR_CODES 0x4000 -#define SMB_FLAGS2_UNICODE_STRINGS 0x8000 - - -/* - * UNIX stuff (from samba trans2.h) - */ -#define MIN_UNIX_INFO_LEVEL 0x200 -#define MAX_UNIX_INFO_LEVEL 0x2FF -#define SMB_FIND_FILE_UNIX 0x202 -#define SMB_QUERY_FILE_UNIX_BASIC 0x200 -#define SMB_QUERY_FILE_UNIX_LINK 0x201 -#define SMB_QUERY_FILE_UNIX_HLINK 0x202 -#define SMB_SET_FILE_UNIX_BASIC 0x200 -#define SMB_SET_FILE_UNIX_LINK 0x201 -#define SMB_SET_FILE_UNIX_HLINK 0x203 -#define SMB_QUERY_CIFS_UNIX_INFO 0x200 - -/* values which means "don't change it" */ -#define SMB_MODE_NO_CHANGE 0xFFFFFFFF -#define SMB_UID_NO_CHANGE 0xFFFFFFFF -#define SMB_GID_NO_CHANGE 0xFFFFFFFF -#define SMB_TIME_NO_CHANGE 0xFFFFFFFFFFFFFFFFULL -#define SMB_SIZE_NO_CHANGE 0xFFFFFFFFFFFFFFFFULL - -/* UNIX filetype mappings. */ -#define UNIX_TYPE_FILE 0 -#define UNIX_TYPE_DIR 1 -#define UNIX_TYPE_SYMLINK 2 -#define UNIX_TYPE_CHARDEV 3 -#define UNIX_TYPE_BLKDEV 4 -#define UNIX_TYPE_FIFO 5 -#define UNIX_TYPE_SOCKET 6 -#define UNIX_TYPE_UNKNOWN 0xFFFFFFFF - -#endif /* _SMBNO_H_ */ diff --git a/include/linux/smc91x.h b/include/linux/smc91x.h index bc21db598c06..76199b75d584 100644 --- a/include/linux/smc91x.h +++ b/include/linux/smc91x.h @@ -21,7 +21,7 @@ #define RPC_LED_10 (0x02) /* LED = 10Mbps link detect */ #define RPC_LED_FD (0x03) /* LED = Full Duplex Mode */ #define RPC_LED_TX_RX (0x04) /* LED = TX or RX packet occurred */ -#define RPC_LED_100 (0x05) /* LED = 100Mbps link dectect */ +#define RPC_LED_100 (0x05) /* LED = 100Mbps link detect */ #define RPC_LED_TX (0x06) /* LED = TX packet occurred */ #define RPC_LED_RX (0x07) /* LED = RX packet occurred */ diff --git a/include/linux/smp.h b/include/linux/smp.h index cfa2d20e35f1..74243c86ba39 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -10,12 +10,14 @@ #include <linux/types.h> #include <linux/list.h> #include <linux/cpumask.h> +#include <linux/init.h> extern void cpu_idle(void); +typedef void (*smp_call_func_t)(void *info); struct call_single_data { struct list_head list; - void (*func) (void *info); + smp_call_func_t func; void *info; u16 flags; u16 priv; @@ -24,8 +26,8 @@ struct call_single_data { /* total number of cpus in this system (may exceed NR_CPUS) */ extern unsigned int total_cpus; -int smp_call_function_single(int cpuid, void (*func) (void *info), void *info, - int wait); +int smp_call_function_single(int cpuid, smp_call_func_t func, void *info, + int wait); #ifdef CONFIG_SMP @@ -69,15 +71,15 @@ extern void smp_cpus_done(unsigned int max_cpus); /* * Call a function on all other processors */ -int smp_call_function(void(*func)(void *info), void *info, int wait); +int smp_call_function(smp_call_func_t func, void *info, int wait); void smp_call_function_many(const struct cpumask *mask, - void (*func)(void *info), void *info, bool wait); + smp_call_func_t func, void *info, bool wait); void __smp_call_function_single(int cpuid, struct call_single_data *data, int wait); int smp_call_function_any(const struct cpumask *mask, - void (*func)(void *info), void *info, int wait); + smp_call_func_t func, void *info, int wait); /* * Generic and arch helpers @@ -94,7 +96,7 @@ void ipi_call_unlock_irq(void); /* * Call a function on all processors */ -int on_each_cpu(void (*func) (void *info), void *info, int wait); +int on_each_cpu(smp_call_func_t func, void *info, int wait); #define MSG_ALL_BUT_SELF 0x8000 /* Assume <32768 CPU's */ #define MSG_ALL 0x8001 @@ -113,6 +115,8 @@ int on_each_cpu(void (*func) (void *info), void *info, int wait); void smp_prepare_boot_cpu(void); extern unsigned int setup_max_cpus; +extern void __init setup_nr_cpu_ids(void); +extern void __init smp_init(void); #else /* !SMP */ @@ -122,7 +126,7 @@ static inline void smp_send_stop(void) { } * These macros fold the SMP functionality into a single CPU system */ #define raw_smp_processor_id() 0 -static inline int up_smp_call_function(void (*func)(void *), void *info) +static inline int up_smp_call_function(smp_call_func_t func, void *info) { return 0; } @@ -143,7 +147,7 @@ static inline void smp_send_reschedule(int cpu) { } static inline void init_call_single_data(void) { } static inline int -smp_call_function_any(const struct cpumask *mask, void (*func)(void *info), +smp_call_function_any(const struct cpumask *mask, smp_call_func_t func, void *info, int wait) { return smp_call_function_single(0, func, info, wait); diff --git a/include/linux/smp_lock.h b/include/linux/smp_lock.h deleted file mode 100644 index 291f721144c2..000000000000 --- a/include/linux/smp_lock.h +++ /dev/null @@ -1,68 +0,0 @@ -#ifndef __LINUX_SMPLOCK_H -#define __LINUX_SMPLOCK_H - -#ifdef CONFIG_LOCK_KERNEL -#include <linux/sched.h> - -#define kernel_locked() (current->lock_depth >= 0) - -extern int __lockfunc __reacquire_kernel_lock(void); -extern void __lockfunc __release_kernel_lock(void); - -/* - * Release/re-acquire global kernel lock for the scheduler - */ -#define release_kernel_lock(tsk) do { \ - if (unlikely((tsk)->lock_depth >= 0)) \ - __release_kernel_lock(); \ -} while (0) - -static inline int reacquire_kernel_lock(struct task_struct *task) -{ - if (unlikely(task->lock_depth >= 0)) - return __reacquire_kernel_lock(); - return 0; -} - -extern void __lockfunc -_lock_kernel(const char *func, const char *file, int line) -__acquires(kernel_lock); - -extern void __lockfunc -_unlock_kernel(const char *func, const char *file, int line) -__releases(kernel_lock); - -#define lock_kernel() do { \ - _lock_kernel(__func__, __FILE__, __LINE__); \ -} while (0) - -#define unlock_kernel() do { \ - _unlock_kernel(__func__, __FILE__, __LINE__); \ -} while (0) - -/* - * Various legacy drivers don't really need the BKL in a specific - * function, but they *do* need to know that the BKL became available. - * This function just avoids wrapping a bunch of lock/unlock pairs - * around code which doesn't really need it. - */ -static inline void cycle_kernel_lock(void) -{ - lock_kernel(); - unlock_kernel(); -} - -#else - -#ifdef CONFIG_BKL /* provoke build bug if not set */ -#define lock_kernel() -#define unlock_kernel() -#define cycle_kernel_lock() do { } while(0) -#define kernel_locked() 1 -#endif /* CONFIG_BKL */ - -#define release_kernel_lock(task) do { } while(0) -#define reacquire_kernel_lock(task) 0 - -#endif /* CONFIG_LOCK_KERNEL */ -#endif /* __LINUX_SMPLOCK_H */ diff --git a/include/linux/smsc911x.h b/include/linux/smsc911x.h index 7144e8aa1e41..4dde70e74822 100644 --- a/include/linux/smsc911x.h +++ b/include/linux/smsc911x.h @@ -29,6 +29,7 @@ struct smsc911x_platform_config { unsigned int irq_polarity; unsigned int irq_type; unsigned int flags; + unsigned int shift; phy_interface_t phy_interface; unsigned char mac[6]; }; diff --git a/include/linux/snmp.h b/include/linux/snmp.h index ebb0c80ffd6e..12b2b18e50c1 100644 --- a/include/linux/snmp.h +++ b/include/linux/snmp.h @@ -230,6 +230,7 @@ enum LINUX_MIB_TCPMINTTLDROP, /* RFC 5082 */ LINUX_MIB_TCPDEFERACCEPTDROP, LINUX_MIB_IPRPFILTER, /* IP Reverse Path Filter (rp_filter) */ + LINUX_MIB_TCPTIMEWAITOVERFLOW, /* TCPTimeWaitOverflow */ __LINUX_MIB_MAX }; diff --git a/include/linux/socket.h b/include/linux/socket.h index 5146b50202ce..4ef98e422fde 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -30,12 +30,10 @@ struct cred; #define __sockaddr_check_size(size) \ BUILD_BUG_ON(((size) > sizeof(struct __kernel_sockaddr_storage))) -#ifdef __KERNEL__ -# ifdef CONFIG_PROC_FS +#ifdef CONFIG_PROC_FS struct seq_file; extern void socket_seq_show(struct seq_file *seq); -# endif -#endif /* __KERNEL__ */ +#endif typedef unsigned short sa_family_t; @@ -90,7 +88,7 @@ struct cmsghdr { }; /* - * Ancilliary data object information MACROS + * Ancillary data object information MACROS * Table 5-14 of POSIX 1003.1g */ @@ -193,7 +191,8 @@ struct ucred { #define AF_PHONET 35 /* Phonet sockets */ #define AF_IEEE802154 36 /* IEEE802154 sockets */ #define AF_CAIF 37 /* CAIF sockets */ -#define AF_MAX 38 /* For now.. */ +#define AF_ALG 38 /* Algorithm sockets */ +#define AF_MAX 39 /* For now.. */ /* Protocol families, same as address families. */ #define PF_UNSPEC AF_UNSPEC @@ -234,6 +233,7 @@ struct ucred { #define PF_PHONET AF_PHONET #define PF_IEEE802154 AF_IEEE802154 #define PF_CAIF AF_CAIF +#define PF_ALG AF_ALG #define PF_MAX AF_MAX /* Maximum queue length specifiable by listen. */ @@ -307,11 +307,11 @@ struct ucred { #define SOL_RDS 276 #define SOL_IUCV 277 #define SOL_CAIF 278 +#define SOL_ALG 279 /* IPX options */ #define IPX_TYPE 1 -#ifdef __KERNEL__ extern void cred_to_ucred(struct pid *pid, const struct cred *cred, struct ucred *ucred); extern int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len); @@ -322,7 +322,7 @@ extern int csum_partial_copy_fromiovecend(unsigned char *kdata, int offset, unsigned int len, __wsum *csump); -extern long verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr *address, int mode); +extern int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr *address, int mode); extern int memcpy_toiovec(struct iovec *v, unsigned char *kdata, int len); extern int memcpy_toiovecend(const struct iovec *v, unsigned char *kdata, int offset, int len); @@ -333,6 +333,7 @@ struct timespec; extern int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen, unsigned int flags, struct timespec *timeout); -#endif +extern int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, + unsigned int vlen, unsigned int flags); #endif /* not kernel and not glibc */ #endif /* _LINUX_SOCKET_H */ diff --git a/include/linux/sockios.h b/include/linux/sockios.h index 241f179347d9..7997a506ad41 100644 --- a/include/linux/sockios.h +++ b/include/linux/sockios.h @@ -22,7 +22,7 @@ /* Linux-specific socket ioctls */ #define SIOCINQ FIONREAD -#define SIOCOUTQ TIOCOUTQ +#define SIOCOUTQ TIOCOUTQ /* output queue size (not sent + not acked) */ /* Routing table calls. */ #define SIOCADDRT 0x890B /* add routing table entry */ @@ -83,6 +83,8 @@ #define SIOCWANDEV 0x894A /* get/set netdev parameters */ +#define SIOCOUTQNSD 0x894B /* output queue size (not sent only) */ + /* ARP cache control calls. */ /* 0x8950 - 0x8952 * obsolete calls, don't re-use */ #define SIOCDARP 0x8953 /* delete ARP table entry */ diff --git a/include/linux/sonypi.h b/include/linux/sonypi.h index 4f95c1aac2fd..c0f87da78f8a 100644 --- a/include/linux/sonypi.h +++ b/include/linux/sonypi.h @@ -40,6 +40,7 @@ /* events the user application reading /dev/sonypi can use */ +#define SONYPI_EVENT_IGNORE 0 #define SONYPI_EVENT_JOGDIAL_DOWN 1 #define SONYPI_EVENT_JOGDIAL_UP 2 #define SONYPI_EVENT_JOGDIAL_DOWN_PRESSED 3 @@ -112,6 +113,7 @@ #define SONYPI_EVENT_VOLUME_DEC_PRESSED 70 #define SONYPI_EVENT_BRIGHTNESS_PRESSED 71 #define SONYPI_EVENT_MEDIA_PRESSED 72 +#define SONYPI_EVENT_VENDOR_PRESSED 73 /* get/set brightness */ #define SONYPI_IOCGBRT _IOR('v', 0, __u8) diff --git a/include/linux/soundcard.h b/include/linux/soundcard.h index 1904afedb82f..fe204fe39f7c 100644 --- a/include/linux/soundcard.h +++ b/include/linux/soundcard.h @@ -1231,7 +1231,7 @@ void seqbuf_dump(void); /* This function must be provided by programs */ #define SEQ_PANNING(dev, voice, pos) SEQ_CONTROL(dev, voice, CTL_PAN, (pos+128) / 2) /* - * Timing and syncronization macros + * Timing and synchronization macros */ #define _TIMER_EVENT(ev, parm) {_SEQ_NEEDBUF(8);\ diff --git a/include/linux/spi/74x164.h b/include/linux/spi/74x164.h new file mode 100644 index 000000000000..d85c52f294a0 --- /dev/null +++ b/include/linux/spi/74x164.h @@ -0,0 +1,11 @@ +#ifndef LINUX_SPI_74X164_H +#define LINUX_SPI_74X164_H + +#define GEN_74X164_DRIVER_NAME "74x164" + +struct gen_74x164_chip_platform_data { + /* number assigned to the first GPIO */ + unsigned base; +}; + +#endif diff --git a/include/linux/spi/dw_spi.h b/include/linux/spi/dw_spi.h deleted file mode 100644 index c91302f3a257..000000000000 --- a/include/linux/spi/dw_spi.h +++ /dev/null @@ -1,219 +0,0 @@ -#ifndef DW_SPI_HEADER_H -#define DW_SPI_HEADER_H -#include <linux/io.h> - -/* Bit fields in CTRLR0 */ -#define SPI_DFS_OFFSET 0 - -#define SPI_FRF_OFFSET 4 -#define SPI_FRF_SPI 0x0 -#define SPI_FRF_SSP 0x1 -#define SPI_FRF_MICROWIRE 0x2 -#define SPI_FRF_RESV 0x3 - -#define SPI_MODE_OFFSET 6 -#define SPI_SCPH_OFFSET 6 -#define SPI_SCOL_OFFSET 7 - -#define SPI_TMOD_OFFSET 8 -#define SPI_TMOD_MASK (0x3 << SPI_TMOD_OFFSET) -#define SPI_TMOD_TR 0x0 /* xmit & recv */ -#define SPI_TMOD_TO 0x1 /* xmit only */ -#define SPI_TMOD_RO 0x2 /* recv only */ -#define SPI_TMOD_EPROMREAD 0x3 /* eeprom read mode */ - -#define SPI_SLVOE_OFFSET 10 -#define SPI_SRL_OFFSET 11 -#define SPI_CFS_OFFSET 12 - -/* Bit fields in SR, 7 bits */ -#define SR_MASK 0x7f /* cover 7 bits */ -#define SR_BUSY (1 << 0) -#define SR_TF_NOT_FULL (1 << 1) -#define SR_TF_EMPT (1 << 2) -#define SR_RF_NOT_EMPT (1 << 3) -#define SR_RF_FULL (1 << 4) -#define SR_TX_ERR (1 << 5) -#define SR_DCOL (1 << 6) - -/* Bit fields in ISR, IMR, RISR, 7 bits */ -#define SPI_INT_TXEI (1 << 0) -#define SPI_INT_TXOI (1 << 1) -#define SPI_INT_RXUI (1 << 2) -#define SPI_INT_RXOI (1 << 3) -#define SPI_INT_RXFI (1 << 4) -#define SPI_INT_MSTI (1 << 5) - -/* TX RX interrupt level threshhold, max can be 256 */ -#define SPI_INT_THRESHOLD 32 - -enum dw_ssi_type { - SSI_MOTO_SPI = 0, - SSI_TI_SSP, - SSI_NS_MICROWIRE, -}; - -struct dw_spi_reg { - u32 ctrl0; - u32 ctrl1; - u32 ssienr; - u32 mwcr; - u32 ser; - u32 baudr; - u32 txfltr; - u32 rxfltr; - u32 txflr; - u32 rxflr; - u32 sr; - u32 imr; - u32 isr; - u32 risr; - u32 txoicr; - u32 rxoicr; - u32 rxuicr; - u32 msticr; - u32 icr; - u32 dmacr; - u32 dmatdlr; - u32 dmardlr; - u32 idr; - u32 version; - u32 dr; /* Currently oper as 32 bits, - though only low 16 bits matters */ -} __packed; - -struct dw_spi { - struct spi_master *master; - struct spi_device *cur_dev; - struct device *parent_dev; - enum dw_ssi_type type; - - void __iomem *regs; - unsigned long paddr; - u32 iolen; - int irq; - u32 fifo_len; /* depth of the FIFO buffer */ - u32 max_freq; /* max bus freq supported */ - - u16 bus_num; - u16 num_cs; /* supported slave numbers */ - - /* Driver message queue */ - struct workqueue_struct *workqueue; - struct work_struct pump_messages; - spinlock_t lock; - struct list_head queue; - int busy; - int run; - - /* Message Transfer pump */ - struct tasklet_struct pump_transfers; - - /* Current message transfer state info */ - struct spi_message *cur_msg; - struct spi_transfer *cur_transfer; - struct chip_data *cur_chip; - struct chip_data *prev_chip; - size_t len; - void *tx; - void *tx_end; - void *rx; - void *rx_end; - int dma_mapped; - dma_addr_t rx_dma; - dma_addr_t tx_dma; - size_t rx_map_len; - size_t tx_map_len; - u8 n_bytes; /* current is a 1/2 bytes op */ - u8 max_bits_per_word; /* maxim is 16b */ - u32 dma_width; - int cs_change; - int (*write)(struct dw_spi *dws); - int (*read)(struct dw_spi *dws); - irqreturn_t (*transfer_handler)(struct dw_spi *dws); - void (*cs_control)(u32 command); - - /* Dma info */ - int dma_inited; - struct dma_chan *txchan; - struct dma_chan *rxchan; - int txdma_done; - int rxdma_done; - u64 tx_param; - u64 rx_param; - struct device *dma_dev; - dma_addr_t dma_addr; - - /* Bus interface info */ - void *priv; -#ifdef CONFIG_DEBUG_FS - struct dentry *debugfs; -#endif -}; - -#define dw_readl(dw, name) \ - __raw_readl(&(((struct dw_spi_reg *)dw->regs)->name)) -#define dw_writel(dw, name, val) \ - __raw_writel((val), &(((struct dw_spi_reg *)dw->regs)->name)) -#define dw_readw(dw, name) \ - __raw_readw(&(((struct dw_spi_reg *)dw->regs)->name)) -#define dw_writew(dw, name, val) \ - __raw_writew((val), &(((struct dw_spi_reg *)dw->regs)->name)) - -static inline void spi_enable_chip(struct dw_spi *dws, int enable) -{ - dw_writel(dws, ssienr, (enable ? 1 : 0)); -} - -static inline void spi_set_clk(struct dw_spi *dws, u16 div) -{ - dw_writel(dws, baudr, div); -} - -static inline void spi_chip_sel(struct dw_spi *dws, u16 cs) -{ - if (cs > dws->num_cs) - return; - - if (dws->cs_control) - dws->cs_control(1); - - dw_writel(dws, ser, 1 << cs); -} - -/* Disable IRQ bits */ -static inline void spi_mask_intr(struct dw_spi *dws, u32 mask) -{ - u32 new_mask; - - new_mask = dw_readl(dws, imr) & ~mask; - dw_writel(dws, imr, new_mask); -} - -/* Enable IRQ bits */ -static inline void spi_umask_intr(struct dw_spi *dws, u32 mask) -{ - u32 new_mask; - - new_mask = dw_readl(dws, imr) | mask; - dw_writel(dws, imr, new_mask); -} - -/* - * Each SPI slave device to work with dw_api controller should - * has such a structure claiming its working mode (PIO/DMA etc), - * which can be save in the "controller_data" member of the - * struct spi_device - */ -struct dw_spi_chip { - u8 poll_mode; /* 0 for contoller polling mode */ - u8 type; /* SPI/SSP/Micrwire */ - u8 enable_dma; - void (*cs_control)(u32 command); -}; - -extern int dw_spi_add_host(struct dw_spi *dws); -extern void dw_spi_remove_host(struct dw_spi *dws); -extern int dw_spi_suspend_host(struct dw_spi *dws); -extern int dw_spi_resume_host(struct dw_spi *dws); -#endif /* DW_SPI_HEADER_H */ diff --git a/include/linux/spi/ifx_modem.h b/include/linux/spi/ifx_modem.h new file mode 100644 index 000000000000..394fec9e7722 --- /dev/null +++ b/include/linux/spi/ifx_modem.h @@ -0,0 +1,19 @@ +#ifndef LINUX_IFX_MODEM_H +#define LINUX_IFX_MODEM_H + +struct ifx_modem_platform_data { + unsigned short rst_out; /* modem reset out */ + unsigned short pwr_on; /* power on */ + unsigned short rst_pmu; /* reset modem */ + unsigned short tx_pwr; /* modem power threshold */ + unsigned short srdy; /* SRDY */ + unsigned short mrdy; /* MRDY */ + unsigned char modem_type; /* Modem type */ + unsigned long max_hz; /* max SPI frequency */ + unsigned short use_dma:1; /* spi protocol driver supplies + dma-able addrs */ +}; +#define IFX_MODEM_6160 1 +#define IFX_MODEM_6260 2 + +#endif diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h index 22ef107d7704..c42cff8ca191 100644 --- a/include/linux/spi/mcp23s08.h +++ b/include/linux/spi/mcp23s08.h @@ -2,21 +2,24 @@ /* FIXME driver should be able to handle IRQs... */ struct mcp23s08_chip_info { - bool is_present; /* true iff populated */ - u8 pullups; /* BIT(x) means enable pullup x */ + bool is_present; /* true if populated */ + unsigned pullups; /* BIT(x) means enable pullup x */ }; struct mcp23s08_platform_data { - /* Four slaves (numbered 0..3) can share one SPI chipselect, and - * will provide 8..32 GPIOs using 1..4 gpio_chip instances. + /* For mcp23s08, up to 4 slaves (numbered 0..3) can share one SPI + * chipselect, each providing 1 gpio_chip instance with 8 gpios. + * For mpc23s17, up to 8 slaves (numbered 0..7) can share one SPI + * chipselect, each providing 1 gpio_chip (port A + port B) with + * 16 gpios. */ - struct mcp23s08_chip_info chip[4]; + struct mcp23s08_chip_info chip[8]; /* "base" is the number of the first GPIO. Dynamic assignment is * not currently supported, and even if there are gaps in chip * addressing the GPIO numbers are sequential .. so for example * if only slaves 0 and 3 are present, their GPIOs range from - * base to base+15. + * base to base+15 (or base+31 for s17 variant). */ unsigned base; diff --git a/include/linux/spi/pxa2xx_spi.h b/include/linux/spi/pxa2xx_spi.h new file mode 100644 index 000000000000..d3e1075f7b60 --- /dev/null +++ b/include/linux/spi/pxa2xx_spi.h @@ -0,0 +1,152 @@ +/* + * Copyright (C) 2005 Stephen Street / StreetFire Sound Labs + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef __linux_pxa2xx_spi_h +#define __linux_pxa2xx_spi_h + +#include <linux/pxa2xx_ssp.h> + +#define PXA2XX_CS_ASSERT (0x01) +#define PXA2XX_CS_DEASSERT (0x02) + +/* device.platform_data for SSP controller devices */ +struct pxa2xx_spi_master { + u32 clock_enable; + u16 num_chipselect; + u8 enable_dma; +}; + +/* spi_board_info.controller_data for SPI slave devices, + * copied to spi_device.platform_data ... mostly for dma tuning + */ +struct pxa2xx_spi_chip { + u8 tx_threshold; + u8 rx_threshold; + u8 dma_burst_size; + u32 timeout; + u8 enable_loopback; + int gpio_cs; + void (*cs_control)(u32 command); +}; + +#ifdef CONFIG_ARCH_PXA + +#include <linux/clk.h> +#include <mach/dma.h> + +extern void pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_master *info); + +#else +/* + * This is the implemtation for CE4100 on x86. ARM defines them in mach/ or + * plat/ include path. + * The CE4100 does not provide DMA support. This bits are here to let the driver + * compile and will never be used. Maybe we get DMA support at a later point in + * time. + */ + +#define DCSR(n) (n) +#define DSADR(n) (n) +#define DTADR(n) (n) +#define DCMD(n) (n) +#define DRCMR(n) (n) + +#define DCSR_RUN (1 << 31) /* Run Bit */ +#define DCSR_NODESC (1 << 30) /* No-Descriptor Fetch */ +#define DCSR_STOPIRQEN (1 << 29) /* Stop Interrupt Enable */ +#define DCSR_REQPEND (1 << 8) /* Request Pending (read-only) */ +#define DCSR_STOPSTATE (1 << 3) /* Stop State (read-only) */ +#define DCSR_ENDINTR (1 << 2) /* End Interrupt */ +#define DCSR_STARTINTR (1 << 1) /* Start Interrupt */ +#define DCSR_BUSERR (1 << 0) /* Bus Error Interrupt */ + +#define DCSR_EORIRQEN (1 << 28) /* End of Receive Interrupt Enable */ +#define DCSR_EORJMPEN (1 << 27) /* Jump to next descriptor on EOR */ +#define DCSR_EORSTOPEN (1 << 26) /* STOP on an EOR */ +#define DCSR_SETCMPST (1 << 25) /* Set Descriptor Compare Status */ +#define DCSR_CLRCMPST (1 << 24) /* Clear Descriptor Compare Status */ +#define DCSR_CMPST (1 << 10) /* The Descriptor Compare Status */ +#define DCSR_EORINTR (1 << 9) /* The end of Receive */ + +#define DRCMR_MAPVLD (1 << 7) /* Map Valid */ +#define DRCMR_CHLNUM 0x1f /* mask for Channel Number */ + +#define DDADR_DESCADDR 0xfffffff0 /* Address of next descriptor */ +#define DDADR_STOP (1 << 0) /* Stop */ + +#define DCMD_INCSRCADDR (1 << 31) /* Source Address Increment Setting. */ +#define DCMD_INCTRGADDR (1 << 30) /* Target Address Increment Setting. */ +#define DCMD_FLOWSRC (1 << 29) /* Flow Control by the source. */ +#define DCMD_FLOWTRG (1 << 28) /* Flow Control by the target. */ +#define DCMD_STARTIRQEN (1 << 22) /* Start Interrupt Enable */ +#define DCMD_ENDIRQEN (1 << 21) /* End Interrupt Enable */ +#define DCMD_ENDIAN (1 << 18) /* Device Endian-ness. */ +#define DCMD_BURST8 (1 << 16) /* 8 byte burst */ +#define DCMD_BURST16 (2 << 16) /* 16 byte burst */ +#define DCMD_BURST32 (3 << 16) /* 32 byte burst */ +#define DCMD_WIDTH1 (1 << 14) /* 1 byte width */ +#define DCMD_WIDTH2 (2 << 14) /* 2 byte width (HalfWord) */ +#define DCMD_WIDTH4 (3 << 14) /* 4 byte width (Word) */ +#define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ + +/* + * Descriptor structure for PXA's DMA engine + * Note: this structure must always be aligned to a 16-byte boundary. + */ + +typedef enum { + DMA_PRIO_HIGH = 0, + DMA_PRIO_MEDIUM = 1, + DMA_PRIO_LOW = 2 +} pxa_dma_prio; + +/* + * DMA registration + */ + +static inline int pxa_request_dma(char *name, + pxa_dma_prio prio, + void (*irq_handler)(int, void *), + void *data) +{ + return -ENODEV; +} + +static inline void pxa_free_dma(int dma_ch) +{ +} + +/* + * The CE4100 does not have the clk framework implemented and SPI clock can + * not be switched on/off or the divider changed. + */ +static inline void clk_disable(struct clk *clk) +{ +} + +static inline int clk_enable(struct clk *clk) +{ + return 0; +} + +static inline unsigned long clk_get_rate(struct clk *clk) +{ + return 3686400; +} + +#endif +#endif diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 92e52a1e6af3..b4d7710bc38d 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -204,6 +204,7 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) /** * struct spi_master - interface to SPI master controller * @dev: device interface to this driver + * @list: link with the global spi_master list * @bus_num: board-specific (and often SOC-specific) identifier for a * given SPI controller. * @num_chipselect: chipselects are used to distinguish individual @@ -238,6 +239,8 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) struct spi_master { struct device dev; + struct list_head list; + /* other than negative (== assign one dynamically), bus_num is fully * board-specific. usually that simplifies to being SOC-specific. * example: one SOC has three SPI controllers, numbered 0..2, diff --git a/include/linux/spi/spi_oc_tiny.h b/include/linux/spi/spi_oc_tiny.h new file mode 100644 index 000000000000..1ac529cf4f06 --- /dev/null +++ b/include/linux/spi/spi_oc_tiny.h @@ -0,0 +1,20 @@ +#ifndef _LINUX_SPI_SPI_OC_TINY_H +#define _LINUX_SPI_SPI_OC_TINY_H + +/** + * struct tiny_spi_platform_data - platform data of the OpenCores tiny SPI + * @freq: input clock freq to the core. + * @baudwidth: baud rate divider width of the core. + * @gpio_cs_count: number of gpio pins used for chipselect. + * @gpio_cs: array of gpio pins used for chipselect. + * + * freq and baudwidth are used only if the divider is programmable. + */ +struct tiny_spi_platform_data { + unsigned int freq; + unsigned int baudwidth; + unsigned int gpio_cs_count; + int *gpio_cs; +}; + +#endif /* _LINUX_SPI_SPI_OC_TINY_H */ diff --git a/include/linux/spi/spidev.h b/include/linux/spi/spidev.h index bf0570a84f7a..52d9ed01855f 100644 --- a/include/linux/spi/spidev.h +++ b/include/linux/spi/spidev.h @@ -66,7 +66,7 @@ * are in a different address space (and may be of different sizes in some * cases, such as 32-bit i386 userspace over a 64-bit x86_64 kernel). * Zero-initialize the structure, including currently unused fields, to - * accomodate potential future updates. + * accommodate potential future updates. * * SPI_IOC_MESSAGE gives userspace the equivalent of kernel spi_sync(). * Pass it an array of related transfers, they'll execute together. diff --git a/include/linux/spi/tsc2005.h b/include/linux/spi/tsc2005.h new file mode 100644 index 000000000000..d9b0c84220c7 --- /dev/null +++ b/include/linux/spi/tsc2005.h @@ -0,0 +1,41 @@ +/* + * This file is part of TSC2005 touchscreen driver + * + * Copyright (C) 2009-2010 Nokia Corporation + * + * Contact: Aaro Koskinen <aaro.koskinen@nokia.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef _LINUX_SPI_TSC2005_H +#define _LINUX_SPI_TSC2005_H + +#include <linux/types.h> + +struct tsc2005_platform_data { + int ts_pressure_max; + int ts_pressure_fudge; + int ts_x_max; + int ts_x_fudge; + int ts_y_max; + int ts_y_fudge; + int ts_x_plate_ohm; + unsigned int esd_timeout_ms; + void (*set_reset)(bool enable); +}; + +#endif diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 80e535897de6..0b22d51258e6 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -81,7 +81,7 @@ #include <linux/spinlock_types.h> /* - * Pull the arch_spin*() functions/declarations (UP-nondebug doesnt need them): + * Pull the arch_spin*() functions/declarations (UP-nondebug doesn't need them): */ #ifdef CONFIG_SMP # include <asm/spinlock.h> diff --git a/include/linux/spinlock_types.h b/include/linux/spinlock_types.h index 851b7783720d..73548eb13a5d 100644 --- a/include/linux/spinlock_types.h +++ b/include/linux/spinlock_types.h @@ -81,14 +81,6 @@ typedef struct spinlock { #define __SPIN_LOCK_UNLOCKED(lockname) \ (spinlock_t ) __SPIN_LOCK_INITIALIZER(lockname) -/* - * SPIN_LOCK_UNLOCKED defeats lockdep state tracking and is hence - * deprecated. - * Please use DEFINE_SPINLOCK() or __SPIN_LOCK_UNLOCKED() as - * appropriate. - */ -#define SPIN_LOCK_UNLOCKED __SPIN_LOCK_UNLOCKED(old_style_spin_init) - #define DEFINE_SPINLOCK(x) spinlock_t x = __SPIN_LOCK_UNLOCKED(x) #include <linux/rwlock_types.h> diff --git a/include/linux/spinlock_up.h b/include/linux/spinlock_up.h index b14f6a91e19f..a26e2fb604e6 100644 --- a/include/linux/spinlock_up.h +++ b/include/linux/spinlock_up.h @@ -5,6 +5,8 @@ # error "please don't include this file directly" #endif +#include <asm/processor.h> /* for cpu_relax() */ + /* * include/linux/spinlock_up.h - UP-debug version of spinlocks. * diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h index 623b704fdc42..252e44821787 100644 --- a/include/linux/ssb/ssb.h +++ b/include/linux/ssb/ssb.h @@ -55,6 +55,10 @@ struct ssb_sprom { u8 tri5gl; /* 5.2GHz TX isolation */ u8 tri5g; /* 5.3GHz TX isolation */ u8 tri5gh; /* 5.8GHz TX isolation */ + u8 txpid2g[4]; /* 2GHz TX power index */ + u8 txpid5gl[4]; /* 4.9 - 5.1GHz TX power index */ + u8 txpid5g[4]; /* 5.1 - 5.5GHz TX power index */ + u8 txpid5gh[4]; /* 5.5 - ...GHz TX power index */ u8 rxpo2g; /* 2GHz RX power offset */ u8 rxpo5g; /* 5GHz RX power offset */ u8 rssisav2g; /* 2GHz RSSI params */ @@ -304,7 +308,7 @@ struct ssb_bus { /* ID information about the Chip. */ u16 chip_id; - u16 chip_rev; + u8 chip_rev; u16 sprom_offset; u16 sprom_size; /* number of words in sprom */ u8 chip_package; @@ -400,7 +404,9 @@ extern bool ssb_is_sprom_available(struct ssb_bus *bus); /* Set a fallback SPROM. * See kdoc at the function definition for complete documentation. */ -extern int ssb_arch_set_fallback_sprom(const struct ssb_sprom *sprom); +extern int ssb_arch_register_fallback_sprom( + int (*sprom_callback)(struct ssb_bus *bus, + struct ssb_sprom *out)); /* Suspend a SSB bus. * Call this from the parent bus suspend routine. */ @@ -514,6 +520,7 @@ extern int ssb_bus_may_powerdown(struct ssb_bus *bus); * Otherwise static always-on powercontrol will be used. */ extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl); +extern void ssb_commit_settings(struct ssb_bus *bus); /* Various helper functions */ extern u32 ssb_admatch_base(u32 adm); diff --git a/include/linux/ssb/ssb_driver_chipcommon.h b/include/linux/ssb/ssb_driver_chipcommon.h index 2cdf249b4e5f..a08d693d8324 100644 --- a/include/linux/ssb/ssb_driver_chipcommon.h +++ b/include/linux/ssb/ssb_driver_chipcommon.h @@ -123,6 +123,8 @@ #define SSB_CHIPCO_FLASHDATA 0x0048 #define SSB_CHIPCO_BCAST_ADDR 0x0050 #define SSB_CHIPCO_BCAST_DATA 0x0054 +#define SSB_CHIPCO_GPIOPULLUP 0x0058 /* Rev >= 20 only */ +#define SSB_CHIPCO_GPIOPULLDOWN 0x005C /* Rev >= 20 only */ #define SSB_CHIPCO_GPIOIN 0x0060 #define SSB_CHIPCO_GPIOOUT 0x0064 #define SSB_CHIPCO_GPIOOUTEN 0x0068 @@ -131,6 +133,9 @@ #define SSB_CHIPCO_GPIOIRQ 0x0074 #define SSB_CHIPCO_WATCHDOG 0x0080 #define SSB_CHIPCO_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */ +#define SSB_CHIPCO_GPIOTIMER_OFFTIME 0x0000FFFF +#define SSB_CHIPCO_GPIOTIMER_OFFTIME_SHIFT 0 +#define SSB_CHIPCO_GPIOTIMER_ONTIME 0xFFFF0000 #define SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT 16 #define SSB_CHIPCO_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */ #define SSB_CHIPCO_CLOCK_N 0x0090 @@ -189,8 +194,10 @@ #define SSB_CHIPCO_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */ #define SSB_CHIPCO_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */ #define SSB_CHIPCO_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */ -#define SSB_CHIPCO_CLKCTLST_HAVEHT 0x00010000 /* HT available */ -#define SSB_CHIPCO_CLKCTLST_HAVEALP 0x00020000 /* APL available */ +#define SSB_CHIPCO_CLKCTLST_HAVEALP 0x00010000 /* ALP available */ +#define SSB_CHIPCO_CLKCTLST_HAVEHT 0x00020000 /* HT available */ +#define SSB_CHIPCO_CLKCTLST_4328A0_HAVEHT 0x00010000 /* 4328a0 has reversed bits */ +#define SSB_CHIPCO_CLKCTLST_4328A0_HAVEALP 0x00020000 /* 4328a0 has reversed bits */ #define SSB_CHIPCO_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */ #define SSB_CHIPCO_UART0_DATA 0x0300 #define SSB_CHIPCO_UART0_IMR 0x0304 diff --git a/include/linux/ssb/ssb_driver_gige.h b/include/linux/ssb/ssb_driver_gige.h index 942e38736901..eba52a100533 100644 --- a/include/linux/ssb/ssb_driver_gige.h +++ b/include/linux/ssb/ssb_driver_gige.h @@ -96,16 +96,21 @@ static inline bool ssb_gige_must_flush_posted_writes(struct pci_dev *pdev) return 0; } -extern char * nvram_get(const char *name); +#ifdef CONFIG_BCM47XX +#include <asm/mach-bcm47xx/nvram.h> /* Get the device MAC address */ static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr) { -#ifdef CONFIG_BCM47XX - char *res = nvram_get("et0macaddr"); - if (res) - memcpy(macaddr, res, 6); -#endif + char buf[20]; + if (nvram_getenv("et0macaddr", buf, sizeof(buf)) < 0) + return; + nvram_parse_macaddr(buf, macaddr); } +#else +static inline void ssb_gige_get_macaddr(struct pci_dev *pdev, u8 *macaddr) +{ +} +#endif extern int ssb_gige_pcibios_plat_dev_init(struct ssb_device *sdev, struct pci_dev *pdev); diff --git a/include/linux/ssb/ssb_regs.h b/include/linux/ssb/ssb_regs.h index 11daf9c140e7..efbf459d571c 100644 --- a/include/linux/ssb/ssb_regs.h +++ b/include/linux/ssb/ssb_regs.h @@ -85,6 +85,8 @@ #define SSB_IMSTATE_AP_RSV 0x00000030 /* Reserved */ #define SSB_IMSTATE_IBE 0x00020000 /* In Band Error */ #define SSB_IMSTATE_TO 0x00040000 /* Timeout */ +#define SSB_IMSTATE_BUSY 0x01800000 /* Busy (Backplane rev >= 2.3 only) */ +#define SSB_IMSTATE_REJECT 0x02000000 /* Reject (Backplane rev >= 2.3 only) */ #define SSB_INTVEC 0x0F94 /* SB Interrupt Mask */ #define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */ #define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */ @@ -95,9 +97,8 @@ #define SSB_INTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */ #define SSB_TMSLOW 0x0F98 /* SB Target State Low */ #define SSB_TMSLOW_RESET 0x00000001 /* Reset */ -#define SSB_TMSLOW_REJECT_22 0x00000002 /* Reject (Backplane rev 2.2) */ +#define SSB_TMSLOW_REJECT 0x00000002 /* Reject (Standard Backplane) */ #define SSB_TMSLOW_REJECT_23 0x00000004 /* Reject (Backplane rev 2.3) */ -#define SSB_TMSLOW_PHYCLK 0x00000010 /* MAC PHY Clock Control Enable */ #define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */ #define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */ #define SSB_TMSLOW_PE 0x40000000 /* Power Management Enable */ @@ -268,6 +269,8 @@ /* SPROM Revision 4 */ #define SSB_SPROM4_BFLLO 0x0044 /* Boardflags (low 16 bits) */ #define SSB_SPROM4_BFLHI 0x0046 /* Board Flags Hi */ +#define SSB_SPROM4_BFL2LO 0x0048 /* Board flags 2 (low 16 bits) */ +#define SSB_SPROM4_BFL2HI 0x004A /* Board flags 2 Hi */ #define SSB_SPROM4_IL0MAC 0x004C /* 6 byte MAC address for a/b/g/n */ #define SSB_SPROM4_CCODE 0x0052 /* Country Code (2 bytes) */ #define SSB_SPROM4_GPIOA 0x0056 /* Gen. Purpose IO # 0 and 1 */ @@ -299,6 +302,46 @@ #define SSB_SPROM4_AGAIN2_SHIFT 0 #define SSB_SPROM4_AGAIN3 0xFF00 /* Antenna 3 */ #define SSB_SPROM4_AGAIN3_SHIFT 8 +#define SSB_SPROM4_TXPID2G01 0x0062 /* TX Power Index 2GHz */ +#define SSB_SPROM4_TXPID2G0 0x00FF +#define SSB_SPROM4_TXPID2G0_SHIFT 0 +#define SSB_SPROM4_TXPID2G1 0xFF00 +#define SSB_SPROM4_TXPID2G1_SHIFT 8 +#define SSB_SPROM4_TXPID2G23 0x0064 /* TX Power Index 2GHz */ +#define SSB_SPROM4_TXPID2G2 0x00FF +#define SSB_SPROM4_TXPID2G2_SHIFT 0 +#define SSB_SPROM4_TXPID2G3 0xFF00 +#define SSB_SPROM4_TXPID2G3_SHIFT 8 +#define SSB_SPROM4_TXPID5G01 0x0066 /* TX Power Index 5GHz middle subband */ +#define SSB_SPROM4_TXPID5G0 0x00FF +#define SSB_SPROM4_TXPID5G0_SHIFT 0 +#define SSB_SPROM4_TXPID5G1 0xFF00 +#define SSB_SPROM4_TXPID5G1_SHIFT 8 +#define SSB_SPROM4_TXPID5G23 0x0068 /* TX Power Index 5GHz middle subband */ +#define SSB_SPROM4_TXPID5G2 0x00FF +#define SSB_SPROM4_TXPID5G2_SHIFT 0 +#define SSB_SPROM4_TXPID5G3 0xFF00 +#define SSB_SPROM4_TXPID5G3_SHIFT 8 +#define SSB_SPROM4_TXPID5GL01 0x006A /* TX Power Index 5GHz low subband */ +#define SSB_SPROM4_TXPID5GL0 0x00FF +#define SSB_SPROM4_TXPID5GL0_SHIFT 0 +#define SSB_SPROM4_TXPID5GL1 0xFF00 +#define SSB_SPROM4_TXPID5GL1_SHIFT 8 +#define SSB_SPROM4_TXPID5GL23 0x006C /* TX Power Index 5GHz low subband */ +#define SSB_SPROM4_TXPID5GL2 0x00FF +#define SSB_SPROM4_TXPID5GL2_SHIFT 0 +#define SSB_SPROM4_TXPID5GL3 0xFF00 +#define SSB_SPROM4_TXPID5GL3_SHIFT 8 +#define SSB_SPROM4_TXPID5GH01 0x006E /* TX Power Index 5GHz high subband */ +#define SSB_SPROM4_TXPID5GH0 0x00FF +#define SSB_SPROM4_TXPID5GH0_SHIFT 0 +#define SSB_SPROM4_TXPID5GH1 0xFF00 +#define SSB_SPROM4_TXPID5GH1_SHIFT 8 +#define SSB_SPROM4_TXPID5GH23 0x0070 /* TX Power Index 5GHz high subband */ +#define SSB_SPROM4_TXPID5GH2 0x00FF +#define SSB_SPROM4_TXPID5GH2_SHIFT 0 +#define SSB_SPROM4_TXPID5GH3 0xFF00 +#define SSB_SPROM4_TXPID5GH3_SHIFT 8 #define SSB_SPROM4_MAXP_BG 0x0080 /* Max Power BG in path 1 */ #define SSB_SPROM4_MAXP_BG_MASK 0x00FF /* Mask for Max Power BG */ #define SSB_SPROM4_ITSSI_BG 0xFF00 /* Mask for path 1 itssi_bg */ @@ -318,6 +361,8 @@ #define SSB_SPROM5_CCODE 0x0044 /* Country Code (2 bytes) */ #define SSB_SPROM5_BFLLO 0x004A /* Boardflags (low 16 bits) */ #define SSB_SPROM5_BFLHI 0x004C /* Board Flags Hi */ +#define SSB_SPROM5_BFL2LO 0x004E /* Board flags 2 (low 16 bits) */ +#define SSB_SPROM5_BFL2HI 0x0050 /* Board flags 2 Hi */ #define SSB_SPROM5_IL0MAC 0x0052 /* 6 byte MAC address for a/b/g/n */ #define SSB_SPROM5_GPIOA 0x0076 /* Gen. Purpose IO # 0 and 1 */ #define SSB_SPROM5_GPIOA_P0 0x00FF /* Pin 0 */ diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h index 51efbef38fb0..25310f1d7f37 100644 --- a/include/linux/stacktrace.h +++ b/include/linux/stacktrace.h @@ -2,6 +2,7 @@ #define __LINUX_STACKTRACE_H struct task_struct; +struct pt_regs; #ifdef CONFIG_STACKTRACE struct task_struct; @@ -13,7 +14,8 @@ struct stack_trace { }; extern void save_stack_trace(struct stack_trace *trace); -extern void save_stack_trace_bp(struct stack_trace *trace, unsigned long bp); +extern void save_stack_trace_regs(struct stack_trace *trace, + struct pt_regs *regs); extern void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace); diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index d66c61774d95..9529e49b0385 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -26,7 +26,9 @@ #ifndef __STMMAC_PLATFORM_DATA #define __STMMAC_PLATFORM_DATA -/* platfrom data for platfrom device structure's platfrom_data field */ +#include <linux/platform_device.h> + +/* platform data for platform device structure's platform_data field */ /* Private data for the STM on-board ethernet driver */ struct plat_stmmacenet_data { @@ -40,9 +42,9 @@ struct plat_stmmacenet_data { int pmt; void (*fix_mac_speed)(void *priv, unsigned int speed); void (*bus_setup)(void __iomem *ioaddr); -#ifdef CONFIG_STM_DRIVERS - struct stm_pad_config *pad_config; -#endif + int (*init)(struct platform_device *pdev); + void (*exit)(struct platform_device *pdev); + void *custom_cfg; void *bsp_priv; }; diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h index 1808960c5059..092dc9b1ce7d 100644 --- a/include/linux/stop_machine.h +++ b/include/linux/stop_machine.h @@ -105,7 +105,7 @@ static inline int try_stop_cpus(const struct cpumask *cpumask, * @cpus: the cpus to run the @fn() on (NULL = any online cpu) * * Description: This causes a thread to be scheduled on every cpu, - * each of which disables interrupts. The result is that noone is + * each of which disables interrupts. The result is that no one is * holding a spinlock or inside any other preempt-disabled region when * @fn() runs. * diff --git a/include/linux/string.h b/include/linux/string.h index a716ee2a8adb..a176db2f2c85 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -123,6 +123,7 @@ extern char **argv_split(gfp_t gfp, const char *str, int *argcp); extern void argv_free(char **argv); extern bool sysfs_streq(const char *s1, const char *s2); +extern int strtobool(const char *s, bool *res); #ifdef CONFIG_BINARY_PRINTF int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args); diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h index 5bbc447175dc..8521067ed4f7 100644 --- a/include/linux/sunrpc/auth.h +++ b/include/linux/sunrpc/auth.h @@ -110,9 +110,9 @@ struct rpc_credops { __be32 * (*crmarshal)(struct rpc_task *, __be32 *); int (*crrefresh)(struct rpc_task *); __be32 * (*crvalidate)(struct rpc_task *, __be32 *); - int (*crwrap_req)(struct rpc_task *, kxdrproc_t, + int (*crwrap_req)(struct rpc_task *, kxdreproc_t, void *, __be32 *, void *); - int (*crunwrap_resp)(struct rpc_task *, kxdrproc_t, + int (*crunwrap_resp)(struct rpc_task *, kxdrdproc_t, void *, __be32 *, void *); }; @@ -122,8 +122,8 @@ extern const struct rpc_authops authnull_ops; int __init rpc_init_authunix(void); int __init rpc_init_generic_auth(void); int __init rpcauth_init_module(void); -void __exit rpcauth_remove_module(void); -void __exit rpc_destroy_generic_auth(void); +void rpcauth_remove_module(void); +void rpc_destroy_generic_auth(void); void rpc_destroy_authunix(void); struct rpc_cred * rpc_lookup_cred(void); @@ -139,8 +139,8 @@ struct rpc_cred * rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred * void put_rpccred(struct rpc_cred *); __be32 * rpcauth_marshcred(struct rpc_task *, __be32 *); __be32 * rpcauth_checkverf(struct rpc_task *, __be32 *); -int rpcauth_wrap_req(struct rpc_task *task, kxdrproc_t encode, void *rqstp, __be32 *data, void *obj); -int rpcauth_unwrap_resp(struct rpc_task *task, kxdrproc_t decode, void *rqstp, __be32 *data, void *obj); +int rpcauth_wrap_req(struct rpc_task *task, kxdreproc_t encode, void *rqstp, __be32 *data, void *obj); +int rpcauth_unwrap_resp(struct rpc_task *task, kxdrdproc_t decode, void *rqstp, __be32 *data, void *obj); int rpcauth_refreshcred(struct rpc_task *); void rpcauth_invalcred(struct rpc_task *); int rpcauth_uptodatecred(struct rpc_task *); diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h index 7c91260c44a9..082884295f80 100644 --- a/include/linux/sunrpc/bc_xprt.h +++ b/include/linux/sunrpc/bc_xprt.h @@ -43,7 +43,7 @@ int bc_send(struct rpc_rqst *req); */ static inline int svc_is_backchannel(const struct svc_rqst *rqstp) { - if (rqstp->rq_server->bc_xprt) + if (rqstp->rq_server->sv_bc_xprt) return 1; return 0; } diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h index 7bf3e84b92f4..8d2eef1a8582 100644 --- a/include/linux/sunrpc/cache.h +++ b/include/linux/sunrpc/cache.h @@ -13,6 +13,7 @@ #ifndef _LINUX_SUNRPC_CACHE_H_ #define _LINUX_SUNRPC_CACHE_H_ +#include <linux/kref.h> #include <linux/slab.h> #include <asm/atomic.h> #include <linux/proc_fs.h> @@ -34,10 +35,10 @@ * Each cache must be registered so that it can be cleaned regularly. * When the cache is unregistered, it is flushed completely. * - * Entries have a ref count and a 'hashed' flag which counts the existance + * Entries have a ref count and a 'hashed' flag which counts the existence * in the hash table. * We only expire entries when refcount is zero. - * Existance in the cache is counted the refcount. + * Existence in the cache is counted the refcount. */ /* Every cache item has a common header that is used @@ -125,12 +126,15 @@ struct cache_detail { */ struct cache_req { struct cache_deferred_req *(*defer)(struct cache_req *req); + int thread_wait; /* How long (jiffies) we can block the + * current thread to wait for updates. + */ }; /* this must be embedded in a deferred_request that is being * delayed awaiting cache-fill */ struct cache_deferred_req { - struct list_head hash; /* on hash chain */ + struct hlist_node hash; /* on hash chain */ struct list_head recent; /* on fifo */ struct cache_head *item; /* cache item we wait on */ void *owner; /* we might need to discard all defered requests @@ -194,7 +198,9 @@ extern void cache_purge(struct cache_detail *detail); #define NEVER (0x7FFFFFFF) extern void __init cache_initialize(void); extern int cache_register(struct cache_detail *cd); +extern int cache_register_net(struct cache_detail *cd, struct net *net); extern void cache_unregister(struct cache_detail *cd); +extern void cache_unregister_net(struct cache_detail *cd, struct net *net); extern int sunrpc_cache_register_pipefs(struct dentry *parent, const char *, mode_t, struct cache_detail *); @@ -218,14 +224,45 @@ static inline int get_int(char **bpp, int *anint) return 0; } +/* + * timestamps kept in the cache are expressed in seconds + * since boot. This is the best for measuring differences in + * real time. + */ +static inline time_t seconds_since_boot(void) +{ + struct timespec boot; + getboottime(&boot); + return get_seconds() - boot.tv_sec; +} + +static inline time_t convert_to_wallclock(time_t sinceboot) +{ + struct timespec boot; + getboottime(&boot); + return boot.tv_sec + sinceboot; +} + static inline time_t get_expiry(char **bpp) { int rv; + struct timespec boot; + if (get_int(bpp, &rv)) return 0; if (rv < 0) return 0; - return rv; + getboottime(&boot); + return rv - boot.tv_sec; +} + +#ifdef CONFIG_NFSD_DEPRECATED +static inline void sunrpc_invalidate(struct cache_head *h, + struct cache_detail *detail) +{ + h->expiry_time = seconds_since_boot() - 1; + detail->nextcheck = seconds_since_boot(); } +#endif /* CONFIG_NFSD_DEPRECATED */ #endif /* _LINUX_SUNRPC_CACHE_H_ */ diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index c83df09a8e2b..db7bcaf7c5bd 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -89,8 +89,8 @@ struct rpc_version { */ struct rpc_procinfo { u32 p_proc; /* RPC procedure number */ - kxdrproc_t p_encode; /* XDR encode function */ - kxdrproc_t p_decode; /* XDR decode function */ + kxdreproc_t p_encode; /* XDR encode function */ + kxdrdproc_t p_decode; /* XDR decode function */ unsigned int p_arglen; /* argument hdr length (u32) */ unsigned int p_replen; /* reply hdr length (u32) */ unsigned int p_count; /* call count */ @@ -102,6 +102,7 @@ struct rpc_procinfo { #ifdef __KERNEL__ struct rpc_create_args { + struct net *net; int protocol; struct sockaddr *address; size_t addrsize; @@ -128,6 +129,7 @@ struct rpc_create_args { struct rpc_clnt *rpc_create(struct rpc_create_args *args); struct rpc_clnt *rpc_bind_new_program(struct rpc_clnt *, struct rpc_program *, u32); +void rpc_task_reset_client(struct rpc_task *task, struct rpc_clnt *clnt); struct rpc_clnt *rpc_clone_client(struct rpc_clnt *); void rpc_shutdown_client(struct rpc_clnt *); void rpc_release_client(struct rpc_clnt *); diff --git a/include/linux/sunrpc/gss_api.h b/include/linux/sunrpc/gss_api.h index 5d8048beb051..332da61cf8b7 100644 --- a/include/linux/sunrpc/gss_api.h +++ b/include/linux/sunrpc/gss_api.h @@ -126,6 +126,9 @@ struct gss_api_mech *gss_mech_get_by_name(const char *); /* Similar, but get by pseudoflavor. */ struct gss_api_mech *gss_mech_get_by_pseudoflavor(u32); +/* Fill in an array with a list of supported pseudoflavors */ +int gss_mech_list_pseudoflavors(u32 *); + /* Just increments the mechanism's reference count and returns its input: */ struct gss_api_mech * gss_mech_get(struct gss_api_mech *); diff --git a/include/linux/sunrpc/gss_spkm3.h b/include/linux/sunrpc/gss_spkm3.h deleted file mode 100644 index e3e6a3437f8b..000000000000 --- a/include/linux/sunrpc/gss_spkm3.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * linux/include/linux/sunrpc/gss_spkm3.h - * - * Copyright (c) 2000 The Regents of the University of Michigan. - * All rights reserved. - * - * Andy Adamson <andros@umich.edu> - */ - -#include <linux/sunrpc/auth_gss.h> -#include <linux/sunrpc/gss_err.h> -#include <linux/sunrpc/gss_asn1.h> - -struct spkm3_ctx { - struct xdr_netobj ctx_id; /* per message context id */ - int endtime; /* endtime of the context */ - struct xdr_netobj mech_used; - unsigned int ret_flags ; - struct xdr_netobj conf_alg; - struct xdr_netobj derived_conf_key; - struct xdr_netobj intg_alg; - struct xdr_netobj derived_integ_key; -}; - -/* OIDs declarations for K-ALG, I-ALG, C-ALG, and OWF-ALG */ -extern const struct xdr_netobj hmac_md5_oid; -extern const struct xdr_netobj cast5_cbc_oid; - -/* SPKM InnerContext Token types */ - -#define SPKM_ERROR_TOK 3 -#define SPKM_MIC_TOK 4 -#define SPKM_WRAP_TOK 5 -#define SPKM_DEL_TOK 6 - -u32 spkm3_make_token(struct spkm3_ctx *ctx, struct xdr_buf * text, struct xdr_netobj * token, int toktype); - -u32 spkm3_read_token(struct spkm3_ctx *ctx, struct xdr_netobj *read_token, struct xdr_buf *message_buffer, int toktype); - -#define CKSUMTYPE_RSA_MD5 0x0007 -#define CKSUMTYPE_HMAC_MD5 0x0008 - -s32 make_spkm3_checksum(s32 cksumtype, struct xdr_netobj *key, char *header, - unsigned int hdrlen, struct xdr_buf *body, - unsigned int body_offset, struct xdr_netobj *cksum); -void asn1_bitstring_len(struct xdr_netobj *in, int *enclen, int *zerobits); -int decode_asn1_bitstring(struct xdr_netobj *out, char *in, int enclen, - int explen); -void spkm3_mic_header(unsigned char **hdrbuf, unsigned int *hdrlen, - unsigned char *ctxhdr, int elen, int zbit); -void spkm3_make_mic_token(unsigned char **tokp, int toklen, - struct xdr_netobj *mic_hdr, - struct xdr_netobj *md5cksum, int md5elen, int md5zbit); -u32 spkm3_verify_mic_token(unsigned char **tokp, int *mic_hdrlen, - unsigned char **cksum); diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index 88513fd8e208..f73c482ec9c6 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -127,13 +127,16 @@ struct rpc_task_setup { #define RPC_TASK_KILLED 0x0100 /* task was killed */ #define RPC_TASK_SOFT 0x0200 /* Use soft timeouts */ #define RPC_TASK_SOFTCONN 0x0400 /* Fail if can't connect */ +#define RPC_TASK_SENT 0x0800 /* message was sent */ +#define RPC_TASK_TIMEOUT 0x1000 /* fail with ETIMEDOUT on timeout */ #define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC) #define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER) #define RPC_DO_ROOTOVERRIDE(t) ((t)->tk_flags & RPC_TASK_ROOTCREDS) #define RPC_ASSASSINATED(t) ((t)->tk_flags & RPC_TASK_KILLED) -#define RPC_IS_SOFT(t) ((t)->tk_flags & RPC_TASK_SOFT) +#define RPC_IS_SOFT(t) ((t)->tk_flags & (RPC_TASK_SOFT|RPC_TASK_TIMEOUT)) #define RPC_IS_SOFTCONN(t) ((t)->tk_flags & RPC_TASK_SOFTCONN) +#define RPC_WAS_SENT(t) ((t)->tk_flags & RPC_TASK_SENT) #define RPC_TASK_RUNNING 0 #define RPC_TASK_QUEUED 1 @@ -212,6 +215,7 @@ struct rpc_task *rpc_run_task(const struct rpc_task_setup *); struct rpc_task *rpc_run_bc_task(struct rpc_rqst *req, const struct rpc_call_ops *ops); void rpc_put_task(struct rpc_task *); +void rpc_put_task_async(struct rpc_task *); void rpc_exit_task(struct rpc_task *); void rpc_exit(struct rpc_task *, int); void rpc_release_calldata(const struct rpc_call_ops *, void *); diff --git a/include/linux/sunrpc/stats.h b/include/linux/sunrpc/stats.h index 5fa0f2084307..680471d1f28a 100644 --- a/include/linux/sunrpc/stats.h +++ b/include/linux/sunrpc/stats.h @@ -38,8 +38,21 @@ struct svc_stat { rpcbadclnt; }; -void rpc_proc_init(void); -void rpc_proc_exit(void); +struct net; +#ifdef CONFIG_PROC_FS +int rpc_proc_init(struct net *); +void rpc_proc_exit(struct net *); +#else +static inline int rpc_proc_init(struct net *net) +{ + return 0; +} + +static inline void rpc_proc_exit(struct net *net) +{ +} +#endif + #ifdef MODULE void rpc_modcount(struct inode *, int); #endif @@ -54,9 +67,6 @@ void svc_proc_unregister(const char *); void svc_seq_show(struct seq_file *, const struct svc_stat *); - -extern struct proc_dir_entry *proc_net_rpc; - #else static inline struct proc_dir_entry *rpc_proc_register(struct rpc_stat *s) { return NULL; } @@ -69,9 +79,6 @@ static inline void svc_proc_unregister(const char *p) {} static inline void svc_seq_show(struct seq_file *seq, const struct svc_stat *st) {} - -#define proc_net_rpc NULL - #endif #endif /* _LINUX_SUNRPC_STATS_H */ diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 5a3085b9b394..ea29330b78bd 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -99,7 +99,7 @@ struct svc_serv { spinlock_t sv_cb_lock; /* protects the svc_cb_list */ wait_queue_head_t sv_cb_waitq; /* sleep here if there are no * entries in the svc_cb_list */ - struct svc_xprt *bc_xprt; + struct svc_xprt *sv_bc_xprt; /* callback on fore channel */ #endif /* CONFIG_NFS_V4_1 */ }; @@ -269,6 +269,7 @@ struct svc_rqst { struct cache_req rq_chandle; /* handle passed to caches for * request delaying */ + bool rq_dropme; /* Catering to nfsd */ struct auth_domain * rq_client; /* RPC peer info */ struct auth_domain * rq_gssclient; /* "gss/"-style peer info */ diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index 5f4e18b3ce73..7ad9751a0d87 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -12,6 +12,7 @@ struct svc_xprt_ops { struct svc_xprt *(*xpo_create)(struct svc_serv *, + struct net *net, struct sockaddr *, int, int); struct svc_xprt *(*xpo_accept)(struct svc_xprt *); @@ -32,6 +33,16 @@ struct svc_xprt_class { u32 xcl_max_payload; }; +/* + * This is embedded in an object that wants a callback before deleting + * an xprt; intended for use by NFSv4.1, which needs to know when a + * client's tcp connection (and hence possibly a backchannel) goes away. + */ +struct svc_xpt_user { + struct list_head list; + void (*callback)(struct svc_xpt_user *); +}; + struct svc_xprt { struct svc_xprt_class *xpt_class; struct svc_xprt_ops *xpt_ops; @@ -52,7 +63,6 @@ struct svc_xprt { #define XPT_LISTENER 11 /* listening endpoint */ #define XPT_CACHE_AUTH 12 /* cache auth info */ - struct svc_pool *xpt_pool; /* current pool iff queued */ struct svc_serv *xpt_server; /* service for transport */ atomic_t xpt_reserved; /* space on outq that is rsvd */ struct mutex xpt_mutex; /* to serialize sending data */ @@ -66,14 +76,42 @@ struct svc_xprt { struct sockaddr_storage xpt_remote; /* remote peer's address */ size_t xpt_remotelen; /* length of address */ struct rpc_wait_queue xpt_bc_pending; /* backchannel wait queue */ + struct list_head xpt_users; /* callbacks on free */ + + struct net *xpt_net; + struct rpc_xprt *xpt_bc_xprt; /* NFSv4.1 backchannel */ }; +static inline void unregister_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u) +{ + spin_lock(&xpt->xpt_lock); + list_del_init(&u->list); + spin_unlock(&xpt->xpt_lock); +} + +static inline int register_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u) +{ + spin_lock(&xpt->xpt_lock); + if (test_bit(XPT_CLOSE, &xpt->xpt_flags)) { + /* + * The connection is about to be deleted soon (or, + * worse, may already be deleted--in which case we've + * already notified the xpt_users). + */ + spin_unlock(&xpt->xpt_lock); + return -ENOTCONN; + } + list_add(&u->list, &xpt->xpt_users); + spin_unlock(&xpt->xpt_lock); + return 0; +} + int svc_reg_xprt_class(struct svc_xprt_class *); void svc_unreg_xprt_class(struct svc_xprt_class *); void svc_xprt_init(struct svc_xprt_class *, struct svc_xprt *, struct svc_serv *); -int svc_create_xprt(struct svc_serv *, const char *, const int, - const unsigned short, int); +int svc_create_xprt(struct svc_serv *, const char *, struct net *, + const int, const unsigned short, int); void svc_xprt_enqueue(struct svc_xprt *xprt); void svc_xprt_received(struct svc_xprt *); void svc_xprt_put(struct svc_xprt *xprt); diff --git a/include/linux/sunrpc/svcauth.h b/include/linux/sunrpc/svcauth.h index d39dbdc7b10f..25d333c1b571 100644 --- a/include/linux/sunrpc/svcauth.h +++ b/include/linux/sunrpc/svcauth.h @@ -108,10 +108,15 @@ struct auth_ops { #define SVC_NEGATIVE 4 #define SVC_OK 5 #define SVC_DROP 6 -#define SVC_DENIED 7 -#define SVC_PENDING 8 -#define SVC_COMPLETE 9 +#define SVC_CLOSE 7 /* Like SVC_DROP, but request is definitely + * lost so if there is a tcp connection, it + * should be closed + */ +#define SVC_DENIED 8 +#define SVC_PENDING 9 +#define SVC_COMPLETE 10 +struct svc_xprt; extern int svc_authenticate(struct svc_rqst *rqstp, __be32 *authp); extern int svc_authorise(struct svc_rqst *rqstp); @@ -121,13 +126,13 @@ extern void svc_auth_unregister(rpc_authflavor_t flavor); extern struct auth_domain *unix_domain_find(char *name); extern void auth_domain_put(struct auth_domain *item); -extern int auth_unix_add_addr(struct in6_addr *addr, struct auth_domain *dom); +extern int auth_unix_add_addr(struct net *net, struct in6_addr *addr, struct auth_domain *dom); extern struct auth_domain *auth_domain_lookup(char *name, struct auth_domain *new); extern struct auth_domain *auth_domain_find(char *name); -extern struct auth_domain *auth_unix_lookup(struct in6_addr *addr); +extern struct auth_domain *auth_unix_lookup(struct net *net, struct in6_addr *addr); extern int auth_unix_forget_old(struct auth_domain *dom); extern void svcauth_unix_purge(void); -extern void svcauth_unix_info_release(void *); +extern void svcauth_unix_info_release(struct svc_xprt *xpt); extern int svcauth_unix_set_client(struct svc_rqst *rqstp); static inline unsigned long hash_str(char *name, int bits) diff --git a/include/linux/sunrpc/svcauth_gss.h b/include/linux/sunrpc/svcauth_gss.h index ca7d725861fc..83bbee3f089c 100644 --- a/include/linux/sunrpc/svcauth_gss.h +++ b/include/linux/sunrpc/svcauth_gss.h @@ -2,7 +2,7 @@ * linux/include/linux/sunrpc/svcauth_gss.h * * Bruce Fields <bfields@umich.edu> - * Copyright (c) 2002 The Regents of the Unviersity of Michigan + * Copyright (c) 2002 The Regents of the University of Michigan */ #ifndef _LINUX_SUNRPC_SVCAUTH_GSS_H diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h index 1b353a76c304..04dba23c59f2 100644 --- a/include/linux/sunrpc/svcsock.h +++ b/include/linux/sunrpc/svcsock.h @@ -28,7 +28,6 @@ struct svc_sock { /* private TCP part */ u32 sk_reclen; /* length of record */ u32 sk_tcplen; /* current read length */ - struct rpc_xprt *sk_bc_xprt; /* NFSv4.1 backchannel xprt */ }; /* diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index ab91d86565fd..fc84b7a19ca3 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -33,8 +33,8 @@ struct xdr_netobj { }; /* - * This is the generic XDR function. rqstp is either a rpc_rqst (client - * side) or svc_rqst pointer (server side). + * This is the legacy generic XDR function. rqstp is either a rpc_rqst + * (client side) or svc_rqst pointer (server side). * Encode functions always assume there's enough room in the buffer. */ typedef int (*kxdrproc_t)(void *rqstp, __be32 *data, void *obj); @@ -132,6 +132,13 @@ xdr_decode_hyper(__be32 *p, __u64 *valp) return p + 2; } +static inline __be32 * +xdr_decode_opaque_fixed(__be32 *p, void *ptr, unsigned int len) +{ + memcpy(ptr, p, len); + return p + XDR_QUADLEN(len); +} + /* * Adjust kvec to reflect end of xdr'ed data (RPC client XDR) */ @@ -194,14 +201,22 @@ struct xdr_stream { __be32 *end; /* end of available buffer space */ struct kvec *iov; /* pointer to the current kvec */ + struct kvec scratch; /* Scratch buffer */ + struct page **page_ptr; /* pointer to the current page */ }; +/* + * These are the xdr_stream style generic XDR encode and decode functions. + */ +typedef void (*kxdreproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj); +typedef int (*kxdrdproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj); + extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p); extern __be32 *xdr_reserve_space(struct xdr_stream *xdr, size_t nbytes); extern void xdr_write_pages(struct xdr_stream *xdr, struct page **pages, unsigned int base, unsigned int len); extern void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p); -extern __be32 *xdr_inline_peek(struct xdr_stream *xdr, size_t nbytes); +extern void xdr_set_scratch_buffer(struct xdr_stream *xdr, void *buf, size_t buflen); extern __be32 *xdr_inline_decode(struct xdr_stream *xdr, size_t nbytes); extern void xdr_read_pages(struct xdr_stream *xdr, unsigned int len); extern void xdr_enter_page(struct xdr_stream *xdr, unsigned int len); diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index ff5a77b28c50..a0f998c07c65 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -12,7 +12,6 @@ #include <linux/uio.h> #include <linux/socket.h> #include <linux/in.h> -#include <linux/kref.h> #include <linux/ktime.h> #include <linux/sunrpc/sched.h> #include <linux/sunrpc/xdr.h> @@ -146,7 +145,7 @@ enum xprt_transports { }; struct rpc_xprt { - struct kref kref; /* Reference count */ + atomic_t count; /* Reference count */ struct rpc_xprt_ops * ops; /* transport methods */ const struct rpc_timeout *timeout; /* timeout parms */ @@ -224,6 +223,7 @@ struct rpc_xprt { bklog_u; /* backlog queue utilization */ } stat; + struct net *xprt_net; const char *address_strings[RPC_DISPLAY_MAX]; }; @@ -249,6 +249,7 @@ static inline int bc_prealloc(struct rpc_rqst *req) struct xprt_create { int ident; /* XPRT_TRANSPORT identifier */ + struct net * net; struct sockaddr * srcaddr; /* optional local address */ struct sockaddr * dstaddr; /* remote peer address */ size_t addrlen; @@ -280,6 +281,8 @@ void xprt_release_xprt_cong(struct rpc_xprt *xprt, struct rpc_task *task); void xprt_release(struct rpc_task *task); struct rpc_xprt * xprt_get(struct rpc_xprt *xprt); void xprt_put(struct rpc_xprt *xprt); +struct rpc_xprt * xprt_alloc(struct net *net, int size, int max_req); +void xprt_free(struct rpc_xprt *); static inline __be32 *xprt_skip_transport_header(struct rpc_xprt *xprt, __be32 *p) { @@ -317,6 +320,7 @@ void xprt_conditional_disconnect(struct rpc_xprt *xprt, unsigned int cookie); #define XPRT_CLOSING (6) #define XPRT_CONNECTION_ABORT (7) #define XPRT_CONNECTION_CLOSE (8) +#define XPRT_INITIALIZED (9) static inline void xprt_set_connected(struct rpc_xprt *xprt) { diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 26697514c5ec..083ffea7ba18 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -122,7 +122,7 @@ struct platform_suspend_ops { * suspend_set_ops - set platform dependent suspend operations * @ops: The new suspend operations to set. */ -extern void suspend_set_ops(struct platform_suspend_ops *ops); +extern void suspend_set_ops(const struct platform_suspend_ops *ops); extern int suspend_valid_only_mem(suspend_state_t state); /** @@ -147,7 +147,7 @@ extern int pm_suspend(suspend_state_t state); #else /* !CONFIG_SUSPEND */ #define suspend_valid_only_mem NULL -static inline void suspend_set_ops(struct platform_suspend_ops *ops) {} +static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {} static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; } #endif /* !CONFIG_SUSPEND */ @@ -245,36 +245,21 @@ extern void swsusp_set_page_free(struct page *); extern void swsusp_unset_page_free(struct page *); extern unsigned long get_safe_page(gfp_t gfp_mask); -extern void hibernation_set_ops(struct platform_hibernation_ops *ops); +extern void hibernation_set_ops(const struct platform_hibernation_ops *ops); extern int hibernate(void); extern bool system_entering_hibernation(void); #else /* CONFIG_HIBERNATION */ +static inline void register_nosave_region(unsigned long b, unsigned long e) {} +static inline void register_nosave_region_late(unsigned long b, unsigned long e) {} static inline int swsusp_page_is_forbidden(struct page *p) { return 0; } static inline void swsusp_set_page_free(struct page *p) {} static inline void swsusp_unset_page_free(struct page *p) {} -static inline void hibernation_set_ops(struct platform_hibernation_ops *ops) {} +static inline void hibernation_set_ops(const struct platform_hibernation_ops *ops) {} static inline int hibernate(void) { return -ENOSYS; } static inline bool system_entering_hibernation(void) { return false; } #endif /* CONFIG_HIBERNATION */ -#ifdef CONFIG_SUSPEND_NVS -extern int suspend_nvs_register(unsigned long start, unsigned long size); -extern int suspend_nvs_alloc(void); -extern void suspend_nvs_free(void); -extern void suspend_nvs_save(void); -extern void suspend_nvs_restore(void); -#else /* CONFIG_SUSPEND_NVS */ -static inline int suspend_nvs_register(unsigned long a, unsigned long b) -{ - return 0; -} -static inline int suspend_nvs_alloc(void) { return 0; } -static inline void suspend_nvs_free(void) {} -static inline void suspend_nvs_save(void) {} -static inline void suspend_nvs_restore(void) {} -#endif /* CONFIG_SUSPEND_NVS */ - #ifdef CONFIG_PM_SLEEP void save_processor_state(void); void restore_processor_state(void); @@ -292,7 +277,7 @@ extern int unregister_pm_notifier(struct notifier_block *nb); /* drivers/base/power/wakeup.c */ extern bool events_check_enabled; -extern bool pm_check_wakeup_events(void); +extern bool pm_wakeup_pending(void); extern bool pm_get_wakeup_count(unsigned int *count); extern bool pm_save_wakeup_count(unsigned int count); #else /* !CONFIG_PM_SLEEP */ @@ -309,19 +294,12 @@ static inline int unregister_pm_notifier(struct notifier_block *nb) #define pm_notifier(fn, pri) do { (void)(fn); } while (0) -static inline bool pm_check_wakeup_events(void) { return true; } +static inline bool pm_wakeup_pending(void) { return false; } #endif /* !CONFIG_PM_SLEEP */ extern struct mutex pm_mutex; -#ifndef CONFIG_HIBERNATION -static inline void register_nosave_region(unsigned long b, unsigned long e) -{ -} -static inline void register_nosave_region_late(unsigned long b, unsigned long e) -{ -} - +#ifndef CONFIG_HIBERNATE_CALLBACKS static inline void lock_system_sleep(void) {} static inline void unlock_system_sleep(void) {} diff --git a/include/linux/svga.h b/include/linux/svga.h index c59a51a2b0e7..bfa68e837d6a 100644 --- a/include/linux/svga.h +++ b/include/linux/svga.h @@ -67,25 +67,25 @@ struct svga_pll { /* Write a value to the attribute register */ -static inline void svga_wattr(u8 index, u8 data) +static inline void svga_wattr(void __iomem *regbase, u8 index, u8 data) { - inb(0x3DA); - outb(index, 0x3C0); - outb(data, 0x3C0); + vga_r(regbase, VGA_IS1_RC); + vga_w(regbase, VGA_ATT_IW, index); + vga_w(regbase, VGA_ATT_W, data); } /* Write a value to a sequence register with a mask */ -static inline void svga_wseq_mask(u8 index, u8 data, u8 mask) +static inline void svga_wseq_mask(void __iomem *regbase, u8 index, u8 data, u8 mask) { - vga_wseq(NULL, index, (data & mask) | (vga_rseq(NULL, index) & ~mask)); + vga_wseq(regbase, index, (data & mask) | (vga_rseq(regbase, index) & ~mask)); } /* Write a value to a CRT register with a mask */ -static inline void svga_wcrt_mask(u8 index, u8 data, u8 mask) +static inline void svga_wcrt_mask(void __iomem *regbase, u8 index, u8 data, u8 mask) { - vga_wcrt(NULL, index, (data & mask) | (vga_rcrt(NULL, index) & ~mask)); + vga_wcrt(regbase, index, (data & mask) | (vga_rcrt(regbase, index) & ~mask)); } static inline int svga_primary_device(struct pci_dev *dev) @@ -96,27 +96,27 @@ static inline int svga_primary_device(struct pci_dev *dev) } -void svga_wcrt_multi(const struct vga_regset *regset, u32 value); -void svga_wseq_multi(const struct vga_regset *regset, u32 value); +void svga_wcrt_multi(void __iomem *regbase, const struct vga_regset *regset, u32 value); +void svga_wseq_multi(void __iomem *regbase, const struct vga_regset *regset, u32 value); -void svga_set_default_gfx_regs(void); -void svga_set_default_atc_regs(void); -void svga_set_default_seq_regs(void); -void svga_set_default_crt_regs(void); -void svga_set_textmode_vga_regs(void); +void svga_set_default_gfx_regs(void __iomem *regbase); +void svga_set_default_atc_regs(void __iomem *regbase); +void svga_set_default_seq_regs(void __iomem *regbase); +void svga_set_default_crt_regs(void __iomem *regbase); +void svga_set_textmode_vga_regs(void __iomem *regbase); void svga_settile(struct fb_info *info, struct fb_tilemap *map); void svga_tilecopy(struct fb_info *info, struct fb_tilearea *area); void svga_tilefill(struct fb_info *info, struct fb_tilerect *rect); void svga_tileblit(struct fb_info *info, struct fb_tileblit *blit); -void svga_tilecursor(struct fb_info *info, struct fb_tilecursor *cursor); +void svga_tilecursor(void __iomem *regbase, struct fb_info *info, struct fb_tilecursor *cursor); int svga_get_tilemax(struct fb_info *info); void svga_get_caps(struct fb_info *info, struct fb_blit_caps *caps, struct fb_var_screeninfo *var); int svga_compute_pll(const struct svga_pll *pll, u32 f_wanted, u16 *m, u16 *n, u16 *r, int node); int svga_check_timings(const struct svga_timing_regs *tm, struct fb_var_screeninfo *var, int node); -void svga_set_timings(const struct svga_timing_regs *tm, struct fb_var_screeninfo *var, u32 hmul, u32 hdiv, u32 vmul, u32 vdiv, u32 hborder, int node); +void svga_set_timings(void __iomem *regbase, const struct svga_timing_regs *tm, struct fb_var_screeninfo *var, u32 hmul, u32 hdiv, u32 vmul, u32 vdiv, u32 hborder, int node); int svga_match_format(const struct svga_fb_format *frm, struct fb_var_screeninfo *var, struct fb_fix_screeninfo *fix); diff --git a/include/linux/swap.h b/include/linux/swap.h index 7cdd63366f88..a5c6da5d8df8 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -155,6 +155,15 @@ enum { #define SWAP_CLUSTER_MAX 32 #define COMPACT_CLUSTER_MAX SWAP_CLUSTER_MAX +/* + * Ratio between the present memory in the zone and the "gap" that + * we're allowing kswapd to shrink in addition to the per-zone high + * wmark, even for zones that already have the high wmark satisfied, + * in order to provide better per-zone lru behavior. We are ok to + * spend not more than 1% of the memory for this zone balancing "gap". + */ +#define KSWAPD_ZONE_BALANCE_GAP_RATIO 100 + #define SWAP_MAP_MAX 0x3e /* Max duplication count, in first swap_map */ #define SWAP_MAP_BAD 0x3f /* Note pageblock is bad, in first swap_map */ #define SWAP_HAS_CACHE 0x40 /* Flag page is cached, in first swap_map */ @@ -208,11 +217,14 @@ extern unsigned int nr_free_pagecache_pages(void); /* linux/mm/swap.c */ extern void __lru_cache_add(struct page *, enum lru_list lru); extern void lru_cache_add_lru(struct page *, enum lru_list lru); +extern void lru_add_page_tail(struct zone* zone, + struct page *page, struct page *page_tail); extern void activate_page(struct page *); extern void mark_page_accessed(struct page *); extern void lru_add_drain(void); extern int lru_add_drain_all(void); extern void rotate_reclaimable_page(struct page *page); +extern void deactivate_page(struct page *page); extern void swap_setup(void); extern void add_page_to_unevictable_list(struct page *page); @@ -271,8 +283,18 @@ extern void scan_mapping_unevictable_pages(struct address_space *); extern unsigned long scan_unevictable_pages; extern int scan_unevictable_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *); +#ifdef CONFIG_NUMA extern int scan_unevictable_register_node(struct node *node); extern void scan_unevictable_unregister_node(struct node *node); +#else +static inline int scan_unevictable_register_node(struct node *node) +{ + return 0; +} +static inline void scan_unevictable_unregister_node(struct node *node) +{ +} +#endif extern int kswapd_run(int nid); extern void kswapd_stop(int nid); @@ -287,8 +309,6 @@ extern void mem_cgroup_get_shmem_target(struct inode *inode, pgoff_t pgoff, struct page **pagep, swp_entry_t *ent); #endif -extern void swap_unplug_io_fn(struct backing_dev_info *, struct page *); - #ifdef CONFIG_SWAP /* linux/mm/page_io.c */ extern int swap_readpage(struct page *); diff --git a/include/linux/synclink.h b/include/linux/synclink.h index 0ff2779c44d0..2e7d81c4e5ad 100644 --- a/include/linux/synclink.h +++ b/include/linux/synclink.h @@ -126,6 +126,7 @@ #define MGSL_MODE_BISYNC 4 #define MGSL_MODE_RAW 6 #define MGSL_MODE_BASE_CLOCK 7 +#define MGSL_MODE_XSYNC 8 #define MGSL_BUS_TYPE_ISA 1 #define MGSL_BUS_TYPE_EISA 2 @@ -290,6 +291,10 @@ struct gpio_desc { #define MGSL_IOCSGPIO _IOW(MGSL_MAGIC_IOC,16,struct gpio_desc) #define MGSL_IOCGGPIO _IOR(MGSL_MAGIC_IOC,17,struct gpio_desc) #define MGSL_IOCWAITGPIO _IOWR(MGSL_MAGIC_IOC,18,struct gpio_desc) +#define MGSL_IOCSXSYNC _IO(MGSL_MAGIC_IOC, 19) +#define MGSL_IOCGXSYNC _IO(MGSL_MAGIC_IOC, 20) +#define MGSL_IOCSXCTRL _IO(MGSL_MAGIC_IOC, 21) +#define MGSL_IOCGXCTRL _IO(MGSL_MAGIC_IOC, 22) #ifdef __KERNEL__ /* provide 32 bit ioctl compatibility on 64 bit systems */ diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index e6319d18a55d..ab71447d0c5a 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -62,6 +62,7 @@ struct robust_list_head; struct getcpu_cache; struct old_linux_dirent; struct perf_event_attr; +struct file_handle; #include <linux/types.h> #include <linux/aio_abi.h> @@ -125,64 +126,66 @@ extern struct trace_event_functions enter_syscall_print_funcs; extern struct trace_event_functions exit_syscall_print_funcs; #define SYSCALL_TRACE_ENTER_EVENT(sname) \ - static struct syscall_metadata \ - __attribute__((__aligned__(4))) __syscall_meta_##sname; \ - static struct ftrace_event_call \ - __attribute__((__aligned__(4))) event_enter_##sname; \ + static struct syscall_metadata __syscall_meta_##sname; \ static struct ftrace_event_call __used \ - __attribute__((__aligned__(4))) \ - __attribute__((section("_ftrace_events"))) \ event_enter_##sname = { \ .name = "sys_enter"#sname, \ .class = &event_class_syscall_enter, \ .event.funcs = &enter_syscall_print_funcs, \ .data = (void *)&__syscall_meta_##sname,\ - } + .flags = TRACE_EVENT_FL_CAP_ANY, \ + }; \ + static struct ftrace_event_call __used \ + __attribute__((section("_ftrace_events"))) \ + *__event_enter_##sname = &event_enter_##sname; #define SYSCALL_TRACE_EXIT_EVENT(sname) \ - static struct syscall_metadata \ - __attribute__((__aligned__(4))) __syscall_meta_##sname; \ - static struct ftrace_event_call \ - __attribute__((__aligned__(4))) event_exit_##sname; \ + static struct syscall_metadata __syscall_meta_##sname; \ static struct ftrace_event_call __used \ - __attribute__((__aligned__(4))) \ - __attribute__((section("_ftrace_events"))) \ event_exit_##sname = { \ .name = "sys_exit"#sname, \ .class = &event_class_syscall_exit, \ .event.funcs = &exit_syscall_print_funcs, \ .data = (void *)&__syscall_meta_##sname,\ - } + .flags = TRACE_EVENT_FL_CAP_ANY, \ + }; \ + static struct ftrace_event_call __used \ + __attribute__((section("_ftrace_events"))) \ + *__event_exit_##sname = &event_exit_##sname; #define SYSCALL_METADATA(sname, nb) \ SYSCALL_TRACE_ENTER_EVENT(sname); \ SYSCALL_TRACE_EXIT_EVENT(sname); \ static struct syscall_metadata __used \ - __attribute__((__aligned__(4))) \ - __attribute__((section("__syscalls_metadata"))) \ __syscall_meta_##sname = { \ .name = "sys"#sname, \ + .syscall_nr = -1, /* Filled in at boot */ \ .nb_args = nb, \ .types = types_##sname, \ .args = args_##sname, \ .enter_event = &event_enter_##sname, \ .exit_event = &event_exit_##sname, \ .enter_fields = LIST_HEAD_INIT(__syscall_meta_##sname.enter_fields), \ - }; + }; \ + static struct syscall_metadata __used \ + __attribute__((section("__syscalls_metadata"))) \ + *__p_syscall_meta_##sname = &__syscall_meta_##sname; #define SYSCALL_DEFINE0(sname) \ SYSCALL_TRACE_ENTER_EVENT(_##sname); \ SYSCALL_TRACE_EXIT_EVENT(_##sname); \ static struct syscall_metadata __used \ - __attribute__((__aligned__(4))) \ - __attribute__((section("__syscalls_metadata"))) \ __syscall_meta__##sname = { \ .name = "sys_"#sname, \ + .syscall_nr = -1, /* Filled in at boot */ \ .nb_args = 0, \ .enter_event = &event_enter__##sname, \ .exit_event = &event_exit__##sname, \ .enter_fields = LIST_HEAD_INIT(__syscall_meta__##sname.enter_fields), \ }; \ + static struct syscall_metadata __used \ + __attribute__((section("__syscalls_metadata"))) \ + *__p_syscall_meta_##sname = &__syscall_meta__##sname; \ asmlinkage long sys_##sname(void) #else #define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void) @@ -313,6 +316,8 @@ asmlinkage long sys_clock_settime(clockid_t which_clock, const struct timespec __user *tp); asmlinkage long sys_clock_gettime(clockid_t which_clock, struct timespec __user *tp); +asmlinkage long sys_clock_adjtime(clockid_t which_clock, + struct timex __user *tx); asmlinkage long sys_clock_getres(clockid_t which_clock, struct timespec __user *tp); asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, @@ -605,6 +610,8 @@ asmlinkage long sys_send(int, void __user *, size_t, unsigned); asmlinkage long sys_sendto(int, void __user *, size_t, unsigned, struct sockaddr __user *, int); asmlinkage long sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags); +asmlinkage long sys_sendmmsg(int fd, struct mmsghdr __user *msg, + unsigned int vlen, unsigned flags); asmlinkage long sys_recv(int, void __user *, size_t, unsigned); asmlinkage long sys_recvfrom(int, void __user *, size_t, unsigned, struct sockaddr __user *, int __user *); @@ -701,7 +708,8 @@ asmlinkage long sys_nfsservctl(int cmd, asmlinkage long sys_syslog(int type, char __user *buf, int len); asmlinkage long sys_uselib(const char __user *library); asmlinkage long sys_ni_syscall(void); -asmlinkage long sys_ptrace(long request, long pid, long addr, long data); +asmlinkage long sys_ptrace(long request, long pid, unsigned long addr, + unsigned long data); asmlinkage long sys_add_key(const char __user *_type, const char __user *_description, @@ -819,6 +827,7 @@ asmlinkage long sys_fanotify_init(unsigned int flags, unsigned int event_f_flags asmlinkage long sys_fanotify_mark(int fanotify_fd, unsigned int flags, u64 mask, int fd, const char __user *pathname); +asmlinkage long sys_syncfs(int fd); int kernel_execve(const char *filename, const char *const argv[], const char *const envp[]); @@ -831,5 +840,10 @@ asmlinkage long sys_mmap_pgoff(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff); asmlinkage long sys_old_mmap(struct mmap_arg_struct __user *arg); - +asmlinkage long sys_name_to_handle_at(int dfd, const char __user *name, + struct file_handle __user *handle, + int __user *mnt_id, int flag); +asmlinkage long sys_open_by_handle_at(int mountdirfd, + struct file_handle __user *handle, + int flags); #endif diff --git a/include/linux/syscore_ops.h b/include/linux/syscore_ops.h new file mode 100644 index 000000000000..27b3b0bc41a9 --- /dev/null +++ b/include/linux/syscore_ops.h @@ -0,0 +1,29 @@ +/* + * syscore_ops.h - System core operations. + * + * Copyright (C) 2011 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc. + * + * This file is released under the GPLv2. + */ + +#ifndef _LINUX_SYSCORE_OPS_H +#define _LINUX_SYSCORE_OPS_H + +#include <linux/list.h> + +struct syscore_ops { + struct list_head node; + int (*suspend)(void); + void (*resume)(void); + void (*shutdown)(void); +}; + +extern void register_syscore_ops(struct syscore_ops *ops); +extern void unregister_syscore_ops(struct syscore_ops *ops); +#ifdef CONFIG_PM_SLEEP +extern int syscore_suspend(void); +extern void syscore_resume(void); +#endif +extern void syscore_shutdown(void); + +#endif diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 7bb5cb64f3b8..11684d9e6bd2 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -930,6 +930,7 @@ enum #ifdef __KERNEL__ #include <linux/list.h> +#include <linux/rcupdate.h> /* For the /proc/sys support */ struct ctl_table; @@ -1037,10 +1038,15 @@ struct ctl_table_root { struct ctl_table trees. */ struct ctl_table_header { - struct ctl_table *ctl_table; - struct list_head ctl_entry; - int used; - int count; + union { + struct { + struct ctl_table *ctl_table; + struct list_head ctl_entry; + int used; + int count; + }; + struct rcu_head rcu; + }; struct completion *unregistering; struct ctl_table *ctl_table_arg; struct ctl_table_root *root; diff --git a/include/linux/sysdev.h b/include/linux/sysdev.h index 1154c29f4101..d35e783a598c 100644 --- a/include/linux/sysdev.h +++ b/include/linux/sysdev.h @@ -7,13 +7,13 @@ * We still have a notion of a driver for a system device, because we still * want to perform basic operations on these devices. * - * We also support auxillary drivers binding to devices of a certain class. + * We also support auxiliary drivers binding to devices of a certain class. * * This allows configurable drivers to register themselves for devices of * a certain type. And, it allows class definitions to reside in generic * code while arch-specific code can register specific drivers. * - * Auxillary drivers registered with a NULL cls are registered as drivers + * Auxiliary drivers registered with a NULL cls are registered as drivers * for all system devices, and get notification calls for each device. */ @@ -33,11 +33,6 @@ struct sysdev_class { const char *name; struct list_head drivers; struct sysdev_class_attribute **attrs; - - /* Default operations for these types of devices */ - int (*shutdown)(struct sys_device *); - int (*suspend)(struct sys_device *, pm_message_t state); - int (*resume)(struct sys_device *); struct kset kset; }; @@ -69,16 +64,13 @@ extern int sysdev_class_create_file(struct sysdev_class *, extern void sysdev_class_remove_file(struct sysdev_class *, struct sysdev_class_attribute *); /** - * Auxillary system device drivers. + * Auxiliary system device drivers. */ struct sysdev_driver { struct list_head entry; int (*add)(struct sys_device *); int (*remove)(struct sys_device *); - int (*shutdown)(struct sys_device *); - int (*suspend)(struct sys_device *, pm_message_t state); - int (*resume)(struct sys_device *); }; diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index 30b881555fa5..c3acda60eee0 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -176,7 +176,6 @@ struct sysfs_dirent *sysfs_get_dirent(struct sysfs_dirent *parent_sd, const unsigned char *name); struct sysfs_dirent *sysfs_get(struct sysfs_dirent *sd); void sysfs_put(struct sysfs_dirent *sd); -void sysfs_printk_last_file(void); /* Called to clear a ns tag when it is no longer valid */ void sysfs_exit_ns(enum kobj_ns_type type, const void *tag); @@ -348,10 +347,6 @@ static inline int __must_check sysfs_init(void) return 0; } -static inline void sysfs_printk_last_file(void) -{ -} - #endif /* CONFIG_SYSFS */ #endif /* _SYSFS_H_ */ diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h index 387fa7d05c98..7faf933cced7 100644 --- a/include/linux/sysrq.h +++ b/include/linux/sysrq.h @@ -17,6 +17,9 @@ #include <linux/errno.h> #include <linux/types.h> +/* Enable/disable SYSRQ support by default (0==no, 1==yes). */ +#define SYSRQ_DEFAULT_ENABLE 1 + /* Possible values of bitmask for enabling sysrq functions */ /* 0x0001 is reserved for enable everything */ #define SYSRQ_ENABLE_LOG 0x0002 diff --git a/include/linux/taskstats.h b/include/linux/taskstats.h index 341dddb55090..2466e550a41d 100644 --- a/include/linux/taskstats.h +++ b/include/linux/taskstats.h @@ -33,7 +33,7 @@ */ -#define TASKSTATS_VERSION 7 +#define TASKSTATS_VERSION 8 #define TS_COMM_LEN 32 /* should be >= TASK_COMM_LEN * in linux/sched.h */ @@ -188,6 +188,7 @@ enum { TASKSTATS_TYPE_STATS, /* taskstats structure */ TASKSTATS_TYPE_AGGR_PID, /* contains pid + stats */ TASKSTATS_TYPE_AGGR_TGID, /* contains tgid + stats */ + TASKSTATS_TYPE_NULL, /* contains nothing */ __TASKSTATS_TYPE_MAX, }; diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 1de8b9eb841b..d3ec89fb4122 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -77,7 +77,7 @@ struct thermal_cooling_device { char type[THERMAL_NAME_LENGTH]; struct device device; void *devdata; - struct thermal_cooling_device_ops *ops; + const struct thermal_cooling_device_ops *ops; struct list_head node; }; @@ -114,7 +114,7 @@ struct thermal_zone_device { int last_temperature; bool passive; unsigned int forced_passive; - struct thermal_zone_device_ops *ops; + const struct thermal_zone_device_ops *ops; struct list_head cooling_devices; struct idr idr; struct mutex lock; /* protect cooling devices list */ @@ -127,13 +127,41 @@ struct thermal_zone_device { struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */ #endif }; +/* Adding event notification support elements */ +#define THERMAL_GENL_FAMILY_NAME "thermal_event" +#define THERMAL_GENL_VERSION 0x01 +#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_group" + +enum events { + THERMAL_AUX0, + THERMAL_AUX1, + THERMAL_CRITICAL, + THERMAL_DEV_FAULT, +}; + +struct thermal_genl_event { + u32 orig; + enum events event; +}; +/* attributes of thermal_genl_family */ +enum { + THERMAL_GENL_ATTR_UNSPEC, + THERMAL_GENL_ATTR_EVENT, + __THERMAL_GENL_ATTR_MAX, +}; +#define THERMAL_GENL_ATTR_MAX (__THERMAL_GENL_ATTR_MAX - 1) + +/* commands supported by the thermal_genl_family */ +enum { + THERMAL_GENL_CMD_UNSPEC, + THERMAL_GENL_CMD_EVENT, + __THERMAL_GENL_CMD_MAX, +}; +#define THERMAL_GENL_CMD_MAX (__THERMAL_GENL_CMD_MAX - 1) struct thermal_zone_device *thermal_zone_device_register(char *, int, void *, - struct - thermal_zone_device_ops - *, int tc1, int tc2, - int passive_freq, - int polling_freq); + const struct thermal_zone_device_ops *, int tc1, int tc2, + int passive_freq, int polling_freq); void thermal_zone_device_unregister(struct thermal_zone_device *); int thermal_zone_bind_cooling_device(struct thermal_zone_device *, int, @@ -142,9 +170,16 @@ int thermal_zone_unbind_cooling_device(struct thermal_zone_device *, int, struct thermal_cooling_device *); void thermal_zone_device_update(struct thermal_zone_device *); struct thermal_cooling_device *thermal_cooling_device_register(char *, void *, - struct - thermal_cooling_device_ops - *); + const struct thermal_cooling_device_ops *); void thermal_cooling_device_unregister(struct thermal_cooling_device *); +#ifdef CONFIG_NET +extern int generate_netlink_event(u32 orig, enum events event); +#else +static inline int generate_netlink_event(u32 orig, enum events event) +{ + return 0; +} +#endif + #endif /* __THERMAL_H__ */ diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index c90696544176..20fc303947d3 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -18,9 +18,6 @@ struct compat_timespec; struct restart_block { long (*fn)(struct restart_block *); union { - struct { - unsigned long arg0, arg1, arg2, arg3; - }; /* For futex_wait and futex_wait_requeue_pi */ struct { u32 __user *uaddr; diff --git a/include/linux/ti_wilink_st.h b/include/linux/ti_wilink_st.h new file mode 100644 index 000000000000..b004e557caa9 --- /dev/null +++ b/include/linux/ti_wilink_st.h @@ -0,0 +1,423 @@ +/* + * Shared Transport Header file + * To be included by the protocol stack drivers for + * Texas Instruments BT,FM and GPS combo chip drivers + * and also serves the sub-modules of the shared transport driver. + * + * Copyright (C) 2009-2010 Texas Instruments + * Author: Pavan Savoy <pavan_savoy@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef TI_WILINK_ST_H +#define TI_WILINK_ST_H + +/** + * enum proto-type - The protocol on WiLink chips which share a + * common physical interface like UART. + */ +enum proto_type { + ST_BT, + ST_FM, + ST_GPS, + ST_MAX_CHANNELS = 16, +}; + +/** + * struct st_proto_s - Per Protocol structure from BT/FM/GPS to ST + * @type: type of the protocol being registered among the + * available proto_type(BT, FM, GPS the protocol which share TTY). + * @recv: the receiver callback pointing to a function in the + * protocol drivers called by the ST driver upon receiving + * relevant data. + * @match_packet: reserved for future use, to make ST more generic + * @reg_complete_cb: callback handler pointing to a function in protocol + * handler called by ST when the pending registrations are complete. + * The registrations are marked pending, in situations when fw + * download is in progress. + * @write: pointer to function in ST provided to protocol drivers from ST, + * to be made use when protocol drivers have data to send to TTY. + * @priv_data: privdate data holder for the protocol drivers, sent + * from the protocol drivers during registration, and sent back on + * reg_complete_cb and recv. + * @chnl_id: channel id the protocol driver is interested in, the channel + * id is nothing but the 1st byte of the packet in UART frame. + * @max_frame_size: size of the largest frame the protocol can receive. + * @hdr_len: length of the header structure of the protocol. + * @offset_len_in_hdr: this provides the offset of the length field in the + * header structure of the protocol header, to assist ST to know + * how much to receive, if the data is split across UART frames. + * @len_size: whether the length field inside the header is 2 bytes + * or 1 byte. + * @reserve: the number of bytes ST needs to reserve in the skb being + * prepared for the protocol driver. + */ +struct st_proto_s { + enum proto_type type; + long (*recv) (void *, struct sk_buff *); + unsigned char (*match_packet) (const unsigned char *data); + void (*reg_complete_cb) (void *, char data); + long (*write) (struct sk_buff *skb); + void *priv_data; + + unsigned char chnl_id; + unsigned short max_frame_size; + unsigned char hdr_len; + unsigned char offset_len_in_hdr; + unsigned char len_size; + unsigned char reserve; +}; + +extern long st_register(struct st_proto_s *); +extern long st_unregister(struct st_proto_s *); + + +/* + * header information used by st_core.c + */ + +/* states of protocol list */ +#define ST_NOTEMPTY 1 +#define ST_EMPTY 0 + +/* + * possible st_states + */ +#define ST_INITIALIZING 1 +#define ST_REG_IN_PROGRESS 2 +#define ST_REG_PENDING 3 +#define ST_WAITING_FOR_RESP 4 + +/** + * struct st_data_s - ST core internal structure + * @st_state: different states of ST like initializing, registration + * in progress, this is mainly used to return relevant err codes + * when protocol drivers are registering. It is also used to track + * the recv function, as in during fw download only HCI events + * can occur , where as during other times other events CH8, CH9 + * can occur. + * @tty: tty provided by the TTY core for line disciplines. + * @tx_skb: If for some reason the tty's write returns lesser bytes written + * then to maintain the rest of data to be written on next instance. + * This needs to be protected, hence the lock inside wakeup func. + * @tx_state: if the data is being written onto the TTY and protocol driver + * wants to send more, queue up data and mark that there is + * more data to send. + * @list: the list of protocols registered, only MAX can exist, one protocol + * can register only once. + * @rx_state: states to be maintained inside st's tty receive + * @rx_count: count to be maintained inside st's tty receieve + * @rx_skb: the skb where all data for a protocol gets accumulated, + * since tty might not call receive when a complete event packet + * is received, the states, count and the skb needs to be maintained. + * @rx_chnl: the channel ID for which the data is getting accumalated for. + * @txq: the list of skbs which needs to be sent onto the TTY. + * @tx_waitq: if the chip is not in AWAKE state, the skbs needs to be queued + * up in here, PM(WAKEUP_IND) data needs to be sent and then the skbs + * from waitq can be moved onto the txq. + * Needs locking too. + * @lock: the lock to protect skbs, queues, and ST states. + * @protos_registered: count of the protocols registered, also when 0 the + * chip enable gpio can be toggled, and when it changes to 1 the fw + * needs to be downloaded to initialize chip side ST. + * @ll_state: the various PM states the chip can be, the states are notified + * to us, when the chip sends relevant PM packets(SLEEP_IND, WAKE_IND). + * @kim_data: reference to the parent encapsulating structure. + * + */ +struct st_data_s { + unsigned long st_state; + struct sk_buff *tx_skb; +#define ST_TX_SENDING 1 +#define ST_TX_WAKEUP 2 + unsigned long tx_state; + struct st_proto_s *list[ST_MAX_CHANNELS]; + bool is_registered[ST_MAX_CHANNELS]; + unsigned long rx_state; + unsigned long rx_count; + struct sk_buff *rx_skb; + unsigned char rx_chnl; + struct sk_buff_head txq, tx_waitq; + spinlock_t lock; + unsigned char protos_registered; + unsigned long ll_state; + void *kim_data; + struct tty_struct *tty; +}; + +/* + * wrapper around tty->ops->write_room to check + * availability during firmware download + */ +int st_get_uart_wr_room(struct st_data_s *st_gdata); +/** + * st_int_write - + * point this to tty->driver->write or tty->ops->write + * depending upon the kernel version + */ +int st_int_write(struct st_data_s*, const unsigned char*, int); + +/** + * st_write - + * internal write function, passed onto protocol drivers + * via the write function ptr of protocol struct + */ +long st_write(struct sk_buff *); + +/* function to be called from ST-LL */ +void st_ll_send_frame(enum proto_type, struct sk_buff *); + +/* internal wake up function */ +void st_tx_wakeup(struct st_data_s *st_data); + +/* init, exit entry funcs called from KIM */ +int st_core_init(struct st_data_s **); +void st_core_exit(struct st_data_s *); + +/* ask for reference from KIM */ +void st_kim_ref(struct st_data_s **, int); + +#define GPS_STUB_TEST +#ifdef GPS_STUB_TEST +int gps_chrdrv_stub_write(const unsigned char*, int); +void gps_chrdrv_stub_init(void); +#endif + +/* + * header information used by st_kim.c + */ + +/* time in msec to wait for + * line discipline to be installed + */ +#define LDISC_TIME 1000 +#define CMD_RESP_TIME 800 +#define CMD_WR_TIME 5000 +#define MAKEWORD(a, b) ((unsigned short)(((unsigned char)(a)) \ + | ((unsigned short)((unsigned char)(b))) << 8)) + +#define GPIO_HIGH 1 +#define GPIO_LOW 0 + +/* the Power-On-Reset logic, requires to attempt + * to download firmware onto chip more than once + * since the self-test for chip takes a while + */ +#define POR_RETRY_COUNT 5 + +/** + * struct chip_version - save the chip version + */ +struct chip_version { + unsigned short full; + unsigned short chip; + unsigned short min_ver; + unsigned short maj_ver; +}; + +#define UART_DEV_NAME_LEN 32 +/** + * struct kim_data_s - the KIM internal data, embedded as the + * platform's drv data. One for each ST device in the system. + * @uim_pid: KIM needs to communicate with UIM to request to install + * the ldisc by opening UART when protocol drivers register. + * @kim_pdev: the platform device added in one of the board-XX.c file + * in arch/XX/ directory, 1 for each ST device. + * @kim_rcvd: completion handler to notify when data was received, + * mainly used during fw download, which involves multiple send/wait + * for each of the HCI-VS commands. + * @ldisc_installed: completion handler to notify that the UIM accepted + * the request to install ldisc, notify from tty_open which suggests + * the ldisc was properly installed. + * @resp_buffer: data buffer for the .bts fw file name. + * @fw_entry: firmware class struct to request/release the fw. + * @rx_state: the rx state for kim's receive func during fw download. + * @rx_count: the rx count for the kim's receive func during fw download. + * @rx_skb: all of fw data might not come at once, and hence data storage for + * whole of the fw response, only HCI_EVENTs and hence diff from ST's + * response. + * @core_data: ST core's data, which mainly is the tty's disc_data + * @version: chip version available via a sysfs entry. + * + */ +struct kim_data_s { + long uim_pid; + struct platform_device *kim_pdev; + struct completion kim_rcvd, ldisc_installed; + char resp_buffer[30]; + const struct firmware *fw_entry; + long nshutdown; + unsigned long rx_state; + unsigned long rx_count; + struct sk_buff *rx_skb; + struct st_data_s *core_data; + struct chip_version version; + unsigned char ldisc_install; + unsigned char dev_name[UART_DEV_NAME_LEN]; + unsigned char flow_cntrl; + unsigned long baud_rate; +}; + +/** + * functions called when 1 of the protocol drivers gets + * registered, these need to communicate with UIM to request + * ldisc installed, read chip_version, download relevant fw + */ +long st_kim_start(void *); +long st_kim_stop(void *); + +void st_kim_recv(void *, const unsigned char *, long count); +void st_kim_complete(void *); +void kim_st_list_protocols(struct st_data_s *, void *); + +/* + * BTS headers + */ +#define ACTION_SEND_COMMAND 1 +#define ACTION_WAIT_EVENT 2 +#define ACTION_SERIAL 3 +#define ACTION_DELAY 4 +#define ACTION_RUN_SCRIPT 5 +#define ACTION_REMARKS 6 + +/** + * struct bts_header - the fw file is NOT binary which can + * be sent onto TTY as is. The .bts is more a script + * file which has different types of actions. + * Each such action needs to be parsed by the KIM and + * relevant procedure to be called. + */ +struct bts_header { + u32 magic; + u32 version; + u8 future[24]; + u8 actions[0]; +} __attribute__ ((packed)); + +/** + * struct bts_action - Each .bts action has its own type of + * data. + */ +struct bts_action { + u16 type; + u16 size; + u8 data[0]; +} __attribute__ ((packed)); + +struct bts_action_send { + u8 data[0]; +} __attribute__ ((packed)); + +struct bts_action_wait { + u32 msec; + u32 size; + u8 data[0]; +} __attribute__ ((packed)); + +struct bts_action_delay { + u32 msec; +} __attribute__ ((packed)); + +struct bts_action_serial { + u32 baud; + u32 flow_control; +} __attribute__ ((packed)); + +/** + * struct hci_command - the HCI-VS for intrepreting + * the change baud rate of host-side UART, which + * needs to be ignored, since UIM would do that + * when it receives request from KIM for ldisc installation. + */ +struct hci_command { + u8 prefix; + u16 opcode; + u8 plen; + u32 speed; +} __attribute__ ((packed)); + +/* + * header information used by st_ll.c + */ + +/* ST LL receiver states */ +#define ST_W4_PACKET_TYPE 0 +#define ST_W4_HEADER 1 +#define ST_W4_DATA 2 + +/* ST LL state machines */ +#define ST_LL_ASLEEP 0 +#define ST_LL_ASLEEP_TO_AWAKE 1 +#define ST_LL_AWAKE 2 +#define ST_LL_AWAKE_TO_ASLEEP 3 +#define ST_LL_INVALID 4 + +/* different PM notifications coming from chip */ +#define LL_SLEEP_IND 0x30 +#define LL_SLEEP_ACK 0x31 +#define LL_WAKE_UP_IND 0x32 +#define LL_WAKE_UP_ACK 0x33 + +/* initialize and de-init ST LL */ +long st_ll_init(struct st_data_s *); +long st_ll_deinit(struct st_data_s *); + +/** + * enable/disable ST LL along with KIM start/stop + * called by ST Core + */ +void st_ll_enable(struct st_data_s *); +void st_ll_disable(struct st_data_s *); + +/** + * various funcs used by ST core to set/get the various PM states + * of the chip. + */ +unsigned long st_ll_getstate(struct st_data_s *); +unsigned long st_ll_sleep_state(struct st_data_s *, unsigned char); +void st_ll_wakeup(struct st_data_s *); + +/* + * header information used by st_core.c for FM and GPS + * packet parsing, the bluetooth headers are already available + * at net/bluetooth/ + */ + +struct fm_event_hdr { + u8 plen; +} __attribute__ ((packed)); + +#define FM_MAX_FRAME_SIZE 0xFF /* TODO: */ +#define FM_EVENT_HDR_SIZE 1 /* size of fm_event_hdr */ +#define ST_FM_CH8_PKT 0x8 + +/* gps stuff */ +struct gps_event_hdr { + u8 opcode; + u16 plen; +} __attribute__ ((packed)); + +/* platform data */ +struct ti_st_plat_data { + long nshutdown_gpio; + unsigned char dev_name[UART_DEV_NAME_LEN]; /* uart name */ + unsigned char flow_cntrl; /* flow control flag */ + unsigned long baud_rate; + int (*suspend)(struct platform_device *, pm_message_t); + int (*resume)(struct platform_device *); +}; + +#endif /* TI_WILINK_ST_H */ diff --git a/include/linux/time.h b/include/linux/time.h index 9f15ac7ab92a..b3061782dec3 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -113,8 +113,6 @@ static inline struct timespec timespec_sub(struct timespec lhs, #define timespec_valid(ts) \ (((ts)->tv_sec >= 0) && (((unsigned long) (ts)->tv_nsec) < NSEC_PER_SEC)) -extern seqlock_t xtime_lock; - extern void read_persistent_clock(struct timespec *ts); extern void read_boot_clock(struct timespec *ts); extern int update_persistent_clock(struct timespec now); @@ -125,8 +123,10 @@ extern int timekeeping_suspended; unsigned long get_seconds(void); struct timespec current_kernel_time(void); struct timespec __current_kernel_time(void); /* does not take xtime_lock */ -struct timespec __get_wall_to_monotonic(void); /* does not take xtime_lock */ struct timespec get_monotonic_coarse(void); +void get_xtime_and_monotonic_and_sleep_offset(struct timespec *xtim, + struct timespec *wtom, struct timespec *sleep); +void timekeeping_inject_sleeptime(struct timespec *delta); #define CURRENT_TIME (current_kernel_time()) #define CURRENT_TIME_SEC ((struct timespec) { get_seconds(), 0 }) @@ -147,8 +147,9 @@ static inline u32 arch_gettimeoffset(void) { return 0; } #endif extern void do_gettimeofday(struct timeval *tv); -extern int do_settimeofday(struct timespec *tv); -extern int do_sys_settimeofday(struct timespec *tv, struct timezone *tz); +extern int do_settimeofday(const struct timespec *tv); +extern int do_sys_settimeofday(const struct timespec *tv, + const struct timezone *tz); #define do_posix_clock_monotonic_gettime(ts) ktime_get_ts(ts) extern long do_utimes(int dfd, const char __user *filename, struct timespec *times, int flags); struct itimerval; @@ -158,14 +159,17 @@ extern unsigned int alarm_setitimer(unsigned int seconds); extern int do_getitimer(int which, struct itimerval *value); extern void getnstimeofday(struct timespec *tv); extern void getrawmonotonic(struct timespec *ts); +extern void getnstime_raw_and_real(struct timespec *ts_raw, + struct timespec *ts_real); extern void getboottime(struct timespec *ts); extern void monotonic_to_bootbased(struct timespec *ts); +extern void get_monotonic_boottime(struct timespec *ts); extern struct timespec timespec_trunc(struct timespec t, unsigned gran); extern int timekeeping_valid_for_hres(void); extern u64 timekeeping_max_deferment(void); -extern void update_wall_time(void); extern void timekeeping_leap_insert(int leapsecond); +extern int timekeeping_inject_offset(struct timespec *ts); struct tms; extern void do_sys_times(struct tms *); @@ -290,6 +294,9 @@ struct itimerval { #define CLOCK_MONOTONIC_RAW 4 #define CLOCK_REALTIME_COARSE 5 #define CLOCK_MONOTONIC_COARSE 6 +#define CLOCK_BOOTTIME 7 +#define CLOCK_REALTIME_ALARM 8 +#define CLOCK_BOOTTIME_ALARM 9 /* * The IDs of various hardware clocks: diff --git a/include/linux/timer.h b/include/linux/timer.h index 38cf093ef62c..6abd9138beda 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -24,9 +24,9 @@ struct timer_list { int slack; #ifdef CONFIG_TIMER_STATS + int start_pid; void *start_site; char start_comm[16]; - int start_pid; #endif #ifdef CONFIG_LOCKDEP struct lockdep_map lockdep_map; @@ -48,12 +48,38 @@ extern struct tvec_base boot_tvec_bases; #define __TIMER_LOCKDEP_MAP_INITIALIZER(_kn) #endif +/* + * Note that all tvec_bases are 2 byte aligned and lower bit of + * base in timer_list is guaranteed to be zero. Use the LSB to + * indicate whether the timer is deferrable. + * + * A deferrable timer will work normally when the system is busy, but + * will not cause a CPU to come out of idle just to service it; instead, + * the timer will be serviced when the CPU eventually wakes up with a + * subsequent non-deferrable timer. + */ +#define TBASE_DEFERRABLE_FLAG (0x1) + #define TIMER_INITIALIZER(_function, _expires, _data) { \ .entry = { .prev = TIMER_ENTRY_STATIC }, \ .function = (_function), \ .expires = (_expires), \ .data = (_data), \ .base = &boot_tvec_bases, \ + .slack = -1, \ + __TIMER_LOCKDEP_MAP_INITIALIZER( \ + __FILE__ ":" __stringify(__LINE__)) \ + } + +#define TBASE_MAKE_DEFERRED(ptr) ((struct tvec_base *) \ + ((unsigned char *)(ptr) + TBASE_DEFERRABLE_FLAG)) + +#define TIMER_DEFERRED_INITIALIZER(_function, _expires, _data) {\ + .entry = { .prev = TIMER_ENTRY_STATIC }, \ + .function = (_function), \ + .expires = (_expires), \ + .data = (_data), \ + .base = TBASE_MAKE_DEFERRED(&boot_tvec_bases), \ __TIMER_LOCKDEP_MAP_INITIALIZER( \ __FILE__ ":" __stringify(__LINE__)) \ } @@ -248,11 +274,11 @@ static inline void timer_stats_timer_clear_start_info(struct timer_list *timer) extern void add_timer(struct timer_list *timer); +extern int try_to_del_timer_sync(struct timer_list *timer); + #ifdef CONFIG_SMP - extern int try_to_del_timer_sync(struct timer_list *timer); extern int del_timer_sync(struct timer_list *timer); #else -# define try_to_del_timer_sync(t) del_timer(t) # define del_timer_sync(t) del_timer(t) #endif diff --git a/include/linux/timerqueue.h b/include/linux/timerqueue.h new file mode 100644 index 000000000000..5088727478fd --- /dev/null +++ b/include/linux/timerqueue.h @@ -0,0 +1,50 @@ +#ifndef _LINUX_TIMERQUEUE_H +#define _LINUX_TIMERQUEUE_H + +#include <linux/rbtree.h> +#include <linux/ktime.h> + + +struct timerqueue_node { + struct rb_node node; + ktime_t expires; +}; + +struct timerqueue_head { + struct rb_root head; + struct timerqueue_node *next; +}; + + +extern void timerqueue_add(struct timerqueue_head *head, + struct timerqueue_node *node); +extern void timerqueue_del(struct timerqueue_head *head, + struct timerqueue_node *node); +extern struct timerqueue_node *timerqueue_iterate_next( + struct timerqueue_node *node); + +/** + * timerqueue_getnext - Returns the timer with the earliest expiration time + * + * @head: head of timerqueue + * + * Returns a pointer to the timer node that has the + * earliest expiration time. + */ +static inline +struct timerqueue_node *timerqueue_getnext(struct timerqueue_head *head) +{ + return head->next; +} + +static inline void timerqueue_init(struct timerqueue_node *node) +{ + rb_init_node(&node->node); +} + +static inline void timerqueue_init_head(struct timerqueue_head *head) +{ + head->head = RB_ROOT; + head->next = NULL; +} +#endif /* _LINUX_TIMERQUEUE_H */ diff --git a/include/linux/timex.h b/include/linux/timex.h index 32d852f8cbe4..aa60fe7b6ed6 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -73,7 +73,7 @@ struct timex { long tolerance; /* clock frequency tolerance (ppm) * (read only) */ - struct timeval time; /* (read only) */ + struct timeval time; /* (read only, except for ADJ_SETOFFSET) */ long tick; /* (modified) usecs between clock ticks */ long ppsfreq; /* pps frequency (scaled ppm) (ro) */ @@ -102,6 +102,7 @@ struct timex { #define ADJ_STATUS 0x0010 /* clock status */ #define ADJ_TIMECONST 0x0020 /* pll time constant */ #define ADJ_TAI 0x0080 /* set TAI offset */ +#define ADJ_SETOFFSET 0x0100 /* add 'time' to current time */ #define ADJ_MICRO 0x1000 /* select microsecond resolution */ #define ADJ_NANO 0x2000 /* select nanosecond resolution */ #define ADJ_TICK 0x4000 /* tick value */ @@ -268,6 +269,7 @@ extern u64 tick_length; extern void second_overflow(void); extern void update_ntp_one_tick(void); extern int do_adjtimex(struct timex *); +extern void hardpps(const struct timespec *, const struct timespec *); int read_current_timer(unsigned long *timer_val); diff --git a/include/linux/tipc.h b/include/linux/tipc.h index d10614b29d59..f2d90091cc20 100644 --- a/include/linux/tipc.h +++ b/include/linux/tipc.h @@ -1,8 +1,8 @@ /* * include/linux/tipc.h: Include file for TIPC socket interface - * + * * Copyright (c) 2003-2006, Ericsson AB - * Copyright (c) 2005, Wind River Systems + * Copyright (c) 2005, 2010-2011, Wind River Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -42,7 +42,7 @@ /* * TIPC addressing primitives */ - + struct tipc_portid { __u32 ref; __u32 node; @@ -89,7 +89,7 @@ static inline unsigned int tipc_node(__u32 addr) #define TIPC_TOP_SRV 1 /* topology service name type */ #define TIPC_RESERVED_TYPES 64 /* lowest user-publishable name type */ -/* +/* * Publication scopes when binding port names and port name sequences */ @@ -101,7 +101,7 @@ static inline unsigned int tipc_node(__u32 addr) * Limiting values for messages */ -#define TIPC_MAX_USER_MSG_SIZE 66000 +#define TIPC_MAX_USER_MSG_SIZE 66000U /* * Message importance levels @@ -112,7 +112,7 @@ static inline unsigned int tipc_node(__u32 addr) #define TIPC_HIGH_IMPORTANCE 2 #define TIPC_CRITICAL_IMPORTANCE 3 -/* +/* * Msg rejection/connection shutdown reasons */ @@ -127,22 +127,16 @@ static inline unsigned int tipc_node(__u32 addr) * TIPC topology subscription service definitions */ -#define TIPC_SUB_PORTS 0x01 /* filter for port availability */ -#define TIPC_SUB_SERVICE 0x02 /* filter for service availability */ -#define TIPC_SUB_CANCEL 0x04 /* cancel a subscription */ -#if 0 -/* The following filter options are not currently implemented */ -#define TIPC_SUB_NO_BIND_EVTS 0x04 /* filter out "publish" events */ -#define TIPC_SUB_NO_UNBIND_EVTS 0x08 /* filter out "withdraw" events */ -#define TIPC_SUB_SINGLE_EVT 0x10 /* expire after first event */ -#endif +#define TIPC_SUB_PORTS 0x01 /* filter for port availability */ +#define TIPC_SUB_SERVICE 0x02 /* filter for service availability */ +#define TIPC_SUB_CANCEL 0x04 /* cancel a subscription */ -#define TIPC_WAIT_FOREVER ~0 /* timeout for permanent subscription */ +#define TIPC_WAIT_FOREVER (~0) /* timeout for permanent subscription */ struct tipc_subscr { struct tipc_name_seq seq; /* name sequence of interest */ __u32 timeout; /* subscription duration (in ms) */ - __u32 filter; /* bitmask of filter options */ + __u32 filter; /* bitmask of filter options */ char usr_handle[8]; /* available for subscriber use */ }; diff --git a/include/linux/tipc_config.h b/include/linux/tipc_config.h index 9cde86c32412..0db239590b4d 100644 --- a/include/linux/tipc_config.h +++ b/include/linux/tipc_config.h @@ -1,8 +1,8 @@ /* * include/linux/tipc_config.h: Include file for TIPC configuration interface - * + * * Copyright (c) 2003-2006, Ericsson AB - * Copyright (c) 2005-2007, Wind River Systems + * Copyright (c) 2005-2007, 2010-2011, Wind River Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -54,19 +54,19 @@ * which specify parameters or results for the operation. * * For many operations, the request and reply messages have a fixed number - * of TLVs (usually zero or one); however, some reply messages may return + * of TLVs (usually zero or one); however, some reply messages may return * a variable number of TLVs. A failed request is denoted by the presence * of an "error string" TLV in the reply message instead of the TLV(s) the * reply should contain if the request succeeds. */ - -/* + +/* * Public commands: * May be issued by any process. - * Accepted by own node, or by remote node only if remote management enabled. + * Accepted by own node, or by remote node only if remote management enabled. */ - -#define TIPC_CMD_NOOP 0x0000 /* tx none, rx none */ + +#define TIPC_CMD_NOOP 0x0000 /* tx none, rx none */ #define TIPC_CMD_GET_NODES 0x0001 /* tx net_addr, rx node_info(s) */ #define TIPC_CMD_GET_MEDIA_NAMES 0x0002 /* tx none, rx media_name(s) */ #define TIPC_CMD_GET_BEARER_NAMES 0x0003 /* tx none, rx bearer_name(s) */ @@ -76,28 +76,21 @@ #define TIPC_CMD_SHOW_LINK_STATS 0x000B /* tx link_name, rx ultra_string */ #define TIPC_CMD_SHOW_STATS 0x000F /* tx unsigned, rx ultra_string */ -#if 0 -#define TIPC_CMD_SHOW_PORT_STATS 0x0008 /* tx port_ref, rx ultra_string */ -#define TIPC_CMD_RESET_PORT_STATS 0x0009 /* tx port_ref, rx none */ -#define TIPC_CMD_GET_ROUTES 0x000A /* tx ?, rx ? */ -#define TIPC_CMD_GET_LINK_PEER 0x000D /* tx link_name, rx ? */ -#endif - -/* +/* * Protected commands: * May only be issued by "network administration capable" process. * Accepted by own node, or by remote node only if remote management enabled - * and this node is zone manager. + * and this node is zone manager. */ #define TIPC_CMD_GET_REMOTE_MNG 0x4003 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_PORTS 0x4004 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_PUBL 0x4005 /* tx none, rx unsigned */ #define TIPC_CMD_GET_MAX_SUBSCR 0x4006 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_CLUSTERS 0x4008 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_NODES 0x4009 /* tx none, rx unsigned */ -#define TIPC_CMD_GET_MAX_SLAVES 0x400A /* tx none, rx unsigned */ +#define TIPC_CMD_GET_MAX_ZONES 0x4007 /* obsoleted */ +#define TIPC_CMD_GET_MAX_CLUSTERS 0x4008 /* obsoleted */ +#define TIPC_CMD_GET_MAX_NODES 0x4009 /* obsoleted */ +#define TIPC_CMD_GET_MAX_SLAVES 0x400A /* obsoleted */ #define TIPC_CMD_GET_NETID 0x400B /* tx none, rx unsigned */ #define TIPC_CMD_ENABLE_BEARER 0x4101 /* tx bearer_config, rx none */ @@ -109,31 +102,21 @@ #define TIPC_CMD_DUMP_LOG 0x410B /* tx none, rx ultra_string */ #define TIPC_CMD_RESET_LINK_STATS 0x410C /* tx link_name, rx none */ -#if 0 -#define TIPC_CMD_CREATE_LINK 0x4103 /* tx link_create, rx none */ -#define TIPC_CMD_REMOVE_LINK 0x4104 /* tx link_name, rx none */ -#define TIPC_CMD_BLOCK_LINK 0x4105 /* tx link_name, rx none */ -#define TIPC_CMD_UNBLOCK_LINK 0x4106 /* tx link_name, rx none */ -#endif - -/* +/* * Private commands: * May only be issued by "network administration capable" process. - * Accepted by own node only; cannot be used on a remote node. + * Accepted by own node only; cannot be used on a remote node. */ #define TIPC_CMD_SET_NODE_ADDR 0x8001 /* tx net_addr, rx none */ -#if 0 -#define TIPC_CMD_SET_ZONE_MASTER 0x8002 /* tx none, rx none */ -#endif #define TIPC_CMD_SET_REMOTE_MNG 0x8003 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_PORTS 0x8004 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_PUBL 0x8005 /* tx unsigned, rx none */ #define TIPC_CMD_SET_MAX_SUBSCR 0x8006 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_CLUSTERS 0x8008 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_NODES 0x8009 /* tx unsigned, rx none */ -#define TIPC_CMD_SET_MAX_SLAVES 0x800A /* tx unsigned, rx none */ +#define TIPC_CMD_SET_MAX_ZONES 0x8007 /* obsoleted */ +#define TIPC_CMD_SET_MAX_CLUSTERS 0x8008 /* obsoleted */ +#define TIPC_CMD_SET_MAX_NODES 0x8009 /* obsoleted */ +#define TIPC_CMD_SET_MAX_SLAVES 0x800A /* obsoleted */ #define TIPC_CMD_SET_NETID 0x800B /* tx unsigned, rx none */ /* @@ -156,20 +139,20 @@ #define TIPC_TLV_ULTRA_STRING 5 /* char[32768] (max) */ #define TIPC_TLV_ERROR_STRING 16 /* char[128] containing "error code" */ -#define TIPC_TLV_NET_ADDR 17 /* 32-bit integer denoting <Z.C.N> */ +#define TIPC_TLV_NET_ADDR 17 /* 32-bit integer denoting <Z.C.N> */ #define TIPC_TLV_MEDIA_NAME 18 /* char[TIPC_MAX_MEDIA_NAME] */ #define TIPC_TLV_BEARER_NAME 19 /* char[TIPC_MAX_BEARER_NAME] */ #define TIPC_TLV_LINK_NAME 20 /* char[TIPC_MAX_LINK_NAME] */ #define TIPC_TLV_NODE_INFO 21 /* struct tipc_node_info */ #define TIPC_TLV_LINK_INFO 22 /* struct tipc_link_info */ -#define TIPC_TLV_BEARER_CONFIG 23 /* struct tipc_bearer_config */ -#define TIPC_TLV_LINK_CONFIG 24 /* struct tipc_link_config */ +#define TIPC_TLV_BEARER_CONFIG 23 /* struct tipc_bearer_config */ +#define TIPC_TLV_LINK_CONFIG 24 /* struct tipc_link_config */ #define TIPC_TLV_NAME_TBL_QUERY 25 /* struct tipc_name_table_query */ -#define TIPC_TLV_PORT_REF 26 /* 32-bit port reference */ +#define TIPC_TLV_PORT_REF 26 /* 32-bit port reference */ /* * Maximum sizes of TIPC bearer-related names (including terminating NUL) - */ + */ #define TIPC_MAX_MEDIA_NAME 16 /* format = media */ #define TIPC_MAX_IF_NAME 16 /* format = interface */ @@ -193,6 +176,10 @@ #define TIPC_DEF_LINK_TOL 1500 #define TIPC_MAX_LINK_TOL 30000 +#if (TIPC_MIN_LINK_TOL < 16) +#error "TIPC_MIN_LINK_TOL is too small (abort limit may be NaN)" +#endif + /* * Link window limits (min, default, max), in packets */ @@ -215,7 +202,7 @@ struct tipc_link_info { struct tipc_bearer_config { __be32 priority; /* Range [1,31]. Override per link */ - __be32 detect_scope; + __be32 disc_domain; /* <Z.C.N> describing desired nodes */ char name[TIPC_MAX_BEARER_NAME]; }; @@ -234,7 +221,7 @@ struct tipc_name_table_query { }; /* - * The error string TLV is a null-terminated string describing the cause + * The error string TLV is a null-terminated string describing the cause * of the request failure. To simplify error processing (and to save space) * the first character of the string can be a special error code character * (lying by the range 0x80 to 0xFF) which represents a pre-defined reason. @@ -247,23 +234,9 @@ struct tipc_name_table_query { #define TIPC_CFG_NOT_SUPPORTED "\x84" /* request is not supported by TIPC */ #define TIPC_CFG_INVALID_VALUE "\x85" /* request has invalid argument value */ -#if 0 -/* prototypes TLV structures for proposed commands */ -struct tipc_link_create { - __u32 domain; - struct tipc_media_addr peer_addr; - char bearer_name[TIPC_MAX_BEARER_NAME]; -}; - -struct tipc_route_info { - __u32 dest; - __u32 router; -}; -#endif - /* * A TLV consists of a descriptor, followed by the TLV value. - * TLV descriptor fields are stored in network byte order; + * TLV descriptor fields are stored in network byte order; * TLV values must also be stored in network byte order (where applicable). * TLV descriptors must be aligned to addresses which are multiple of 4, * so up to 3 bytes of padding may exist at the end of the TLV value area. @@ -299,7 +272,7 @@ static inline int TLV_OK(const void *tlv, __u16 space) static inline int TLV_CHECK(const void *tlv, __u16 space, __u16 exp_type) { - return TLV_OK(tlv, space) && + return TLV_OK(tlv, space) && (ntohs(((struct tlv_desc *)tlv)->tlv_type) == exp_type); } @@ -318,7 +291,7 @@ static inline int TLV_SET(void *tlv, __u16 type, void *data, __u16 len) } /* - * A TLV list descriptor simplifies processing of messages + * A TLV list descriptor simplifies processing of messages * containing multiple TLVs. */ @@ -327,15 +300,15 @@ struct tlv_list_desc { __u32 tlv_space; /* # bytes from curr TLV to list end */ }; -static inline void TLV_LIST_INIT(struct tlv_list_desc *list, +static inline void TLV_LIST_INIT(struct tlv_list_desc *list, void *data, __u32 space) { list->tlv_ptr = (struct tlv_desc *)data; list->tlv_space = space; } - + static inline int TLV_LIST_EMPTY(struct tlv_list_desc *list) -{ +{ return (list->tlv_space == 0); } @@ -353,7 +326,7 @@ static inline void TLV_LIST_STEP(struct tlv_list_desc *list) { __u16 tlv_space = TLV_ALIGN(ntohs(list->tlv_ptr->tlv_len)); - list->tlv_ptr = (struct tlv_desc *)((char *)list->tlv_ptr + tlv_space); + list->tlv_ptr = (struct tlv_desc *)((char *)list->tlv_ptr + tlv_space); list->tlv_space -= tlv_space; } @@ -377,15 +350,14 @@ struct tipc_genlmsghdr { #define TIPC_GENL_HDRLEN NLMSG_ALIGN(sizeof(struct tipc_genlmsghdr)) /* - * Configuration messages exchanged via TIPC sockets use the TIPC configuration - * message header, which is defined below. This structure is analogous - * to the Netlink message header, but fields are stored in network byte order - * and no padding is permitted between the header and the message data + * Configuration messages exchanged via TIPC sockets use the TIPC configuration + * message header, which is defined below. This structure is analogous + * to the Netlink message header, but fields are stored in network byte order + * and no padding is permitted between the header and the message data * that follows. */ -struct tipc_cfg_msg_hdr -{ +struct tipc_cfg_msg_hdr { __be32 tcm_len; /* Message length (including header) */ __be16 tcm_type; /* Command type */ __be16 tcm_flags; /* Additional flags */ diff --git a/include/linux/toshiba.h b/include/linux/toshiba.h index 6a7c4edf0e13..772dedbc3a22 100644 --- a/include/linux/toshiba.h +++ b/include/linux/toshiba.h @@ -33,6 +33,8 @@ typedef struct { unsigned int edi __attribute__ ((packed)); } SMMRegisters; +#ifdef __KERNEL__ int tosh_smm(SMMRegisters *regs); +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/tpm.h b/include/linux/tpm.h index ac5d1c1285d9..fdc718abf83b 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -31,6 +31,7 @@ extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf); extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash); +extern int tpm_send(u32 chip_num, void *cmd, size_t buflen); #else static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) { return -ENODEV; @@ -38,5 +39,8 @@ static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) { static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) { return -ENODEV; } +static inline int tpm_send(u32 chip_num, void *cmd, size_t buflen) { + return -ENODEV; +} #endif #endif diff --git a/include/linux/tpm_command.h b/include/linux/tpm_command.h new file mode 100644 index 000000000000..727512e249b5 --- /dev/null +++ b/include/linux/tpm_command.h @@ -0,0 +1,28 @@ +#ifndef __LINUX_TPM_COMMAND_H__ +#define __LINUX_TPM_COMMAND_H__ + +/* + * TPM Command constants from specifications at + * http://www.trustedcomputinggroup.org + */ + +/* Command TAGS */ +#define TPM_TAG_RQU_COMMAND 193 +#define TPM_TAG_RQU_AUTH1_COMMAND 194 +#define TPM_TAG_RQU_AUTH2_COMMAND 195 +#define TPM_TAG_RSP_COMMAND 196 +#define TPM_TAG_RSP_AUTH1_COMMAND 197 +#define TPM_TAG_RSP_AUTH2_COMMAND 198 + +/* Command Ordinals */ +#define TPM_ORD_GETRANDOM 70 +#define TPM_ORD_OSAP 11 +#define TPM_ORD_OIAP 10 +#define TPM_ORD_SEAL 23 +#define TPM_ORD_UNSEAL 24 + +/* Other constants */ +#define SRKHANDLE 0x40000000 +#define TPM_NONCE_SIZE 20 + +#endif diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 10db0102a890..e95f5236611f 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -150,7 +150,7 @@ static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step) * * Return %LSM_UNSAFE_* bits applied to an exec because of tracing. * - * @task->cred_guard_mutex is held by the caller through the do_execve(). + * @task->signal->cred_guard_mutex is held by the caller through the do_execve(). */ static inline int tracehook_unsafe_exec(struct task_struct *task) { @@ -169,7 +169,7 @@ static inline int tracehook_unsafe_exec(struct task_struct *task) * tracehook_tracer_task - return the task that is tracing the given task * @tsk: task to consider * - * Returns NULL if noone is tracing @task, or the &struct task_struct + * Returns NULL if no one is tracing @task, or the &struct task_struct * pointer to its tracer. * * Must called under rcu_read_lock(). The pointer returned might be kept @@ -448,7 +448,7 @@ static inline int tracehook_force_sigpending(void) * * Return zero to check for a real pending signal normally. * Return -1 after releasing the siglock to repeat the check. - * Return a signal number to induce an artifical signal delivery, + * Return a signal number to induce an artificial signal delivery, * setting *@info and *@return_ka to specify its details and behavior. * * The @return_ka->sa_handler value controls the disposition of the @@ -469,33 +469,6 @@ static inline int tracehook_get_signal(struct task_struct *task, } /** - * tracehook_notify_jctl - report about job control stop/continue - * @notify: zero, %CLD_STOPPED or %CLD_CONTINUED - * @why: %CLD_STOPPED or %CLD_CONTINUED - * - * This is called when we might call do_notify_parent_cldstop(). - * - * @notify is zero if we would not ordinarily send a %SIGCHLD, - * or is the %CLD_STOPPED or %CLD_CONTINUED .si_code for %SIGCHLD. - * - * @why is %CLD_STOPPED when about to stop for job control; - * we are already in %TASK_STOPPED state, about to call schedule(). - * It might also be that we have just exited (check %PF_EXITING), - * but need to report that a group-wide stop is complete. - * - * @why is %CLD_CONTINUED when waking up after job control stop and - * ready to make a delayed @notify report. - * - * Return the %CLD_* value for %SIGCHLD, or zero to generate no signal. - * - * Called with the siglock held. - */ -static inline int tracehook_notify_jctl(int notify, int why) -{ - return notify ?: (current->ptrace & PT_PTRACED) ? why : 0; -} - -/** * tracehook_finish_jctl - report about return from job control stop * * This is called by do_signal_stop() after wakeup. diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index a4a90b6726ce..d530a4460a0b 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -29,16 +29,11 @@ struct tracepoint_func { struct tracepoint { const char *name; /* Tracepoint name */ - int state; /* State. */ + struct jump_label_key key; void (*regfunc)(void); void (*unregfunc)(void); - struct tracepoint_func *funcs; -} __attribute__((aligned(32))); /* - * Aligned on 32 bytes because it is - * globally visible and gcc happily - * align these on the structure size. - * Keep in sync with vmlinux.lds.h. - */ + struct tracepoint_func __rcu *funcs; +}; /* * Connect a probe to a tracepoint. @@ -61,15 +56,15 @@ extern void tracepoint_probe_update_all(void); struct tracepoint_iter { struct module *module; - struct tracepoint *tracepoint; + struct tracepoint * const *tracepoint; }; extern void tracepoint_iter_start(struct tracepoint_iter *iter); extern void tracepoint_iter_next(struct tracepoint_iter *iter); extern void tracepoint_iter_stop(struct tracepoint_iter *iter); extern void tracepoint_iter_reset(struct tracepoint_iter *iter); -extern int tracepoint_get_iter_range(struct tracepoint **tracepoint, - struct tracepoint *begin, struct tracepoint *end); +extern int tracepoint_get_iter_range(struct tracepoint * const **tracepoint, + struct tracepoint * const *begin, struct tracepoint * const *end); /* * tracepoint_synchronize_unregister must be called between the last tracepoint @@ -84,11 +79,13 @@ static inline void tracepoint_synchronize_unregister(void) #define PARAMS(args...) args #ifdef CONFIG_TRACEPOINTS -extern void tracepoint_update_probe_range(struct tracepoint *begin, - struct tracepoint *end); +extern +void tracepoint_update_probe_range(struct tracepoint * const *begin, + struct tracepoint * const *end); #else -static inline void tracepoint_update_probe_range(struct tracepoint *begin, - struct tracepoint *end) +static inline +void tracepoint_update_probe_range(struct tracepoint * const *begin, + struct tracepoint * const *end) { } #endif /* CONFIG_TRACEPOINTS */ @@ -106,6 +103,7 @@ static inline void tracepoint_update_probe_range(struct tracepoint *begin, #define TP_PROTO(args...) args #define TP_ARGS(args...) args +#define TP_CONDITION(args...) args #ifdef CONFIG_TRACEPOINTS @@ -119,12 +117,14 @@ static inline void tracepoint_update_probe_range(struct tracepoint *begin, * as "(void *, void)". The DECLARE_TRACE_NOARGS() will pass in just * "void *data", where as the DECLARE_TRACE() will pass in "void *data, proto". */ -#define __DO_TRACE(tp, proto, args) \ +#define __DO_TRACE(tp, proto, args, cond) \ do { \ struct tracepoint_func *it_func_ptr; \ void *it_func; \ void *__data; \ \ + if (!(cond)) \ + return; \ rcu_read_lock_sched_notrace(); \ it_func_ptr = rcu_dereference_sched((tp)->funcs); \ if (it_func_ptr) { \ @@ -142,16 +142,15 @@ static inline void tracepoint_update_probe_range(struct tracepoint *begin, * not add unwanted padding between the beginning of the section and the * structure. Force alignment to the same alignment as the section start. */ -#define __DECLARE_TRACE(name, proto, args, data_proto, data_args) \ +#define __DECLARE_TRACE(name, proto, args, cond, data_proto, data_args) \ extern struct tracepoint __tracepoint_##name; \ static inline void trace_##name(proto) \ { \ - JUMP_LABEL(&__tracepoint_##name.state, do_trace); \ - return; \ -do_trace: \ + if (static_branch(&__tracepoint_##name.key)) \ __DO_TRACE(&__tracepoint_##name, \ TP_PROTO(data_proto), \ - TP_ARGS(data_args)); \ + TP_ARGS(data_args), \ + TP_CONDITION(cond)); \ } \ static inline int \ register_trace_##name(void (*probe)(data_proto), void *data) \ @@ -170,12 +169,20 @@ do_trace: \ { \ } -#define DEFINE_TRACE_FN(name, reg, unreg) \ - static const char __tpstrtab_##name[] \ - __attribute__((section("__tracepoints_strings"))) = #name; \ - struct tracepoint __tracepoint_##name \ - __attribute__((section("__tracepoints"), aligned(32))) = \ - { __tpstrtab_##name, 0, reg, unreg, NULL } +/* + * We have no guarantee that gcc and the linker won't up-align the tracepoint + * structures, so we create an array of pointers that will be used for iteration + * on the tracepoints. + */ +#define DEFINE_TRACE_FN(name, reg, unreg) \ + static const char __tpstrtab_##name[] \ + __attribute__((section("__tracepoints_strings"))) = #name; \ + struct tracepoint __tracepoint_##name \ + __attribute__((section("__tracepoints"))) = \ + { __tpstrtab_##name, JUMP_LABEL_INIT, reg, unreg, NULL };\ + static struct tracepoint * const __tracepoint_ptr_##name __used \ + __attribute__((section("__tracepoints_ptrs"))) = \ + &__tracepoint_##name; #define DEFINE_TRACE(name) \ DEFINE_TRACE_FN(name, NULL, NULL); @@ -186,7 +193,7 @@ do_trace: \ EXPORT_SYMBOL(__tracepoint_##name) #else /* !CONFIG_TRACEPOINTS */ -#define __DECLARE_TRACE(name, proto, args, data_proto, data_args) \ +#define __DECLARE_TRACE(name, proto, args, cond, data_proto, data_args) \ static inline void trace_##name(proto) \ { } \ static inline int \ @@ -227,13 +234,20 @@ do_trace: \ * "void *__data, proto" as the callback prototype. */ #define DECLARE_TRACE_NOARGS(name) \ - __DECLARE_TRACE(name, void, , void *__data, __data) + __DECLARE_TRACE(name, void, , 1, void *__data, __data) #define DECLARE_TRACE(name, proto, args) \ - __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args), \ + __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args), 1, \ PARAMS(void *__data, proto), \ PARAMS(__data, args)) +#define DECLARE_TRACE_CONDITION(name, proto, args, cond) \ + __DECLARE_TRACE(name, PARAMS(proto), PARAMS(args), PARAMS(cond), \ + PARAMS(void *__data, proto), \ + PARAMS(__data, args)) + +#define TRACE_EVENT_FLAGS(event, flag) + #endif /* DECLARE_TRACE */ #ifndef TRACE_EVENT @@ -315,7 +329,7 @@ do_trace: \ * memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN); * __entry->next_pid = next->pid; * __entry->next_prio = next->prio; - * ) + * ), * * * * * Formatted output of a trace record via TP_printk(). @@ -347,11 +361,21 @@ do_trace: \ DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)) #define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)) +#define DEFINE_EVENT_CONDITION(template, name, proto, \ + args, cond) \ + DECLARE_TRACE_CONDITION(name, PARAMS(proto), \ + PARAMS(args), PARAMS(cond)) #define TRACE_EVENT(name, proto, args, struct, assign, print) \ DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)) #define TRACE_EVENT_FN(name, proto, args, struct, \ assign, print, reg, unreg) \ DECLARE_TRACE(name, PARAMS(proto), PARAMS(args)) +#define TRACE_EVENT_CONDITION(name, proto, args, cond, \ + struct, assign, print) \ + DECLARE_TRACE_CONDITION(name, PARAMS(proto), \ + PARAMS(args), PARAMS(cond)) + +#define TRACE_EVENT_FLAGS(event, flag) #endif /* ifdef TRACE_EVENT (see note above) */ diff --git a/include/linux/tty.h b/include/linux/tty.h index 86be0cdeb11b..9f469c700550 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -13,7 +13,6 @@ #include <linux/tty_driver.h> #include <linux/tty_ldisc.h> #include <linux/mutex.h> -#include <linux/smp_lock.h> #include <asm/system.h> @@ -50,6 +49,7 @@ #define N_V253 19 /* Codec control over voice modem */ #define N_CAIF 20 /* CAIF protocol for talking to modems */ #define N_GSM0710 21 /* GSM 0710 Mux */ +#define N_TI_WL 22 /* for TI's WL BT, FM, GPS combo chips */ /* * This character is the same as _POSIX_VDISABLE: it cannot be used as @@ -82,7 +82,7 @@ struct tty_buffer { struct tty_bufhead { - struct delayed_work work; + struct work_struct work; spinlock_t lock; struct tty_buffer *head; /* Queue head */ struct tty_buffer *tail; /* Active buffer */ @@ -366,6 +366,7 @@ struct tty_file_private { #define TTY_HUPPED 18 /* Post driver->hangup() */ #define TTY_FLUSHING 19 /* Flushing to ldisc in progress */ #define TTY_FLUSHPENDING 20 /* Queued buffer flush pending */ +#define TTY_HUPPING 21 /* ->hangup() in progress */ #define TTY_WRITE_FLUSH(tty) tty_write_flush((tty)) @@ -447,6 +448,7 @@ extern void tty_encode_baud_rate(struct tty_struct *tty, speed_t ibaud, speed_t obaud); extern void tty_termios_copy_hw(struct ktermios *new, struct ktermios *old); extern int tty_termios_hw_change(struct ktermios *a, struct ktermios *b); +extern int tty_set_termios(struct tty_struct *tty, struct ktermios *kt); extern struct tty_ldisc *tty_ldisc_ref(struct tty_struct *); extern void tty_ldisc_deref(struct tty_ldisc *); @@ -540,8 +542,8 @@ extern void tty_audit_exit(void); extern void tty_audit_fork(struct signal_struct *sig); extern void tty_audit_tiocsti(struct tty_struct *tty, char ch); extern void tty_audit_push(struct tty_struct *tty); -extern void tty_audit_push_task(struct task_struct *tsk, - uid_t loginuid, u32 sessionid); +extern int tty_audit_push_task(struct task_struct *tsk, + uid_t loginuid, u32 sessionid); #else static inline void tty_audit_add_data(struct tty_struct *tty, unsigned char *data, size_t size) @@ -559,9 +561,10 @@ static inline void tty_audit_fork(struct signal_struct *sig) static inline void tty_audit_push(struct tty_struct *tty) { } -static inline void tty_audit_push_task(struct task_struct *tsk, - uid_t loginuid, u32 sessionid) +static inline int tty_audit_push_task(struct task_struct *tsk, + uid_t loginuid, u32 sessionid) { + return 0; } #endif @@ -582,10 +585,10 @@ extern int pcxe_open(struct tty_struct *tty, struct file *filp); /* vt.c */ -extern int vt_ioctl(struct tty_struct *tty, struct file *file, +extern int vt_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg); -extern long vt_compat_ioctl(struct tty_struct *tty, struct file * file, +extern long vt_compat_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg); /* tty_mutex.c */ diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index db2d227694da..9deeac855240 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -98,16 +98,15 @@ * * Note: Do not call this function directly, call tty_write_room * - * int (*ioctl)(struct tty_struct *tty, struct file * file, - * unsigned int cmd, unsigned long arg); + * int (*ioctl)(struct tty_struct *tty, unsigned int cmd, unsigned long arg); * * This routine allows the tty driver to implement - * device-specific ioctl's. If the ioctl number passed in cmd + * device-specific ioctls. If the ioctl number passed in cmd * is not recognized by the driver, it should return ENOIOCTLCMD. * * Optional * - * long (*compat_ioctl)(struct tty_struct *tty, struct file * file, + * long (*compat_ioctl)(struct tty_struct *tty,, * unsigned int cmd, unsigned long arg); * * implement ioctl processing for 32 bit process on 64 bit system @@ -167,12 +166,12 @@ * * void (*hangup)(struct tty_struct *tty); * - * This routine notifies the tty driver that it should hangup the + * This routine notifies the tty driver that it should hang up the * tty device. * * Optional: * - * int (*break_ctl)(struct tty_stuct *tty, int state); + * int (*break_ctl)(struct tty_struct *tty, int state); * * This optional routine requests the tty driver to turn on or * off BREAK status on the RS-232 port. If state is -1, @@ -235,6 +234,7 @@ #include <linux/fs.h> #include <linux/list.h> #include <linux/cdev.h> +#include <linux/termios.h> struct tty_struct; struct tty_driver; @@ -255,9 +255,9 @@ struct tty_operations { void (*flush_chars)(struct tty_struct *tty); int (*write_room)(struct tty_struct *tty); int (*chars_in_buffer)(struct tty_struct *tty); - int (*ioctl)(struct tty_struct *tty, struct file * file, + int (*ioctl)(struct tty_struct *tty, unsigned int cmd, unsigned long arg); - long (*compat_ioctl)(struct tty_struct *tty, struct file * file, + long (*compat_ioctl)(struct tty_struct *tty, unsigned int cmd, unsigned long arg); void (*set_termios)(struct tty_struct *tty, struct ktermios * old); void (*throttle)(struct tty_struct * tty); @@ -270,8 +270,8 @@ struct tty_operations { void (*set_ldisc)(struct tty_struct *tty); void (*wait_until_sent)(struct tty_struct *tty, int timeout); void (*send_xchar)(struct tty_struct *tty, char ch); - int (*tiocmget)(struct tty_struct *tty, struct file *file); - int (*tiocmset)(struct tty_struct *tty, struct file *file, + int (*tiocmget)(struct tty_struct *tty); + int (*tiocmset)(struct tty_struct *tty, unsigned int set, unsigned int clear); int (*resize)(struct tty_struct *tty, struct winsize *ws); int (*set_termiox)(struct tty_struct *tty, struct termiox *tnew); @@ -357,7 +357,7 @@ static inline struct tty_driver *tty_driver_kref_get(struct tty_driver *d) * overruns, either.) * * TTY_DRIVER_DYNAMIC_DEV --- if set, the individual tty devices need - * to be registered with a call to tty_register_driver() when the + * to be registered with a call to tty_register_device() when the * device is found in the system and unregistered with a call to * tty_unregister_device() so the devices will be show up * properly in sysfs. If not set, driver->num entries will be diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index 526d66f066a3..ff7dc08696a8 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -101,14 +101,15 @@ * any pending driver I/O is completed. * * void (*dcd_change)(struct tty_struct *tty, unsigned int status, - * struct timespec *ts) + * struct pps_event_time *ts) * * Tells the discipline that the DCD pin has changed its status and - * the relative timestamp. Pointer ts can be NULL. + * the relative timestamp. Pointer ts cannot be NULL. */ #include <linux/fs.h> #include <linux/wait.h> +#include <linux/pps_kernel.h> struct tty_ldisc_ops { int magic; @@ -143,7 +144,7 @@ struct tty_ldisc_ops { char *fp, int count); void (*write_wakeup)(struct tty_struct *); void (*dcd_change)(struct tty_struct *, unsigned int, - struct timespec *); + struct pps_event_time *); struct module *owner; diff --git a/include/linux/types.h b/include/linux/types.h index 357dbc19606f..176da8c1fbb1 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -121,15 +121,7 @@ typedef __u64 u_int64_t; typedef __s64 int64_t; #endif -/* - * aligned_u64 should be used in defining kernel<->userspace ABIs to avoid - * common 32/64-bit compat problems. - * 64-bit values align to 4-byte boundaries on x86_32 (and possibly other - * architectures) and to 8-byte boundaries on 64-bit architetures. The new - * aligned_64 type enforces 8-byte alignment so that structs containing - * aligned_64 values have the same alignment on 32-bit and 64-bit architectures. - * No conversions are necessary between 32-bit user-space and a 64-bit kernel. - */ +/* this is a special 64bit data type that is 8-byte aligned */ #define aligned_u64 __u64 __attribute__((aligned(8))) #define aligned_be64 __be64 __attribute__((aligned(8))) #define aligned_le64 __le64 __attribute__((aligned(8))) @@ -158,6 +150,12 @@ typedef unsigned long blkcnt_t; #define pgoff_t unsigned long #endif +#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT +typedef u64 dma_addr_t; +#else +typedef u32 dma_addr_t; +#endif /* dma_addr_t */ + #endif /* __KERNEL__ */ /* @@ -186,7 +184,15 @@ typedef __u64 __bitwise __be64; typedef __u16 __bitwise __sum16; typedef __u32 __bitwise __wsum; -/* this is a special 64bit data type that is 8-byte aligned */ +/* + * aligned_u64 should be used in defining kernel<->userspace ABIs to avoid + * common 32/64-bit compat problems. + * 64-bit values align to 4-byte boundaries on x86_32 (and possibly other + * architectures) and to 8-byte boundaries on 64-bit architetures. The new + * aligned_64 type enforces 8-byte alignment so that structs containing + * aligned_64 values have the same alignment on 32-bit and 64-bit architectures. + * No conversions are necessary between 32-bit user-space and a 64-bit kernel. + */ #define __aligned_u64 __u64 __attribute__((aligned(8))) #define __aligned_be64 __be64 __attribute__((aligned(8))) #define __aligned_le64 __le64 __attribute__((aligned(8))) diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h index fa261a0da280..8da8c4e87da3 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -67,21 +67,21 @@ struct u64_stats_sync { #endif }; -static void inline u64_stats_update_begin(struct u64_stats_sync *syncp) +static inline void u64_stats_update_begin(struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) write_seqcount_begin(&syncp->seq); #endif } -static void inline u64_stats_update_end(struct u64_stats_sync *syncp) +static inline void u64_stats_update_end(struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) write_seqcount_end(&syncp->seq); #endif } -static unsigned int inline u64_stats_fetch_begin(const struct u64_stats_sync *syncp) +static inline unsigned int u64_stats_fetch_begin(const struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) return read_seqcount_begin(&syncp->seq); @@ -93,7 +93,7 @@ static unsigned int inline u64_stats_fetch_begin(const struct u64_stats_sync *sy #endif } -static bool inline u64_stats_fetch_retry(const struct u64_stats_sync *syncp, +static inline bool u64_stats_fetch_retry(const struct u64_stats_sync *syncp, unsigned int start) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) @@ -112,7 +112,7 @@ static bool inline u64_stats_fetch_retry(const struct u64_stats_sync *syncp, * - UP 32bit must disable BH. * - 64bit have no problem atomically reading u64 values, irq safe. */ -static unsigned int inline u64_stats_fetch_begin_bh(const struct u64_stats_sync *syncp) +static inline unsigned int u64_stats_fetch_begin_bh(const struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) return read_seqcount_begin(&syncp->seq); @@ -124,7 +124,7 @@ static unsigned int inline u64_stats_fetch_begin_bh(const struct u64_stats_sync #endif } -static bool inline u64_stats_fetch_retry_bh(const struct u64_stats_sync *syncp, +static inline bool u64_stats_fetch_retry_bh(const struct u64_stats_sync *syncp, unsigned int start) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h index 1b4790911052..5c75153f9441 100644 --- a/include/linux/ucb1400.h +++ b/include/linux/ucb1400.h @@ -8,7 +8,7 @@ * Copyright: MontaVista Software, Inc. * * Spliting done by: Marek Vasut <marek.vasut@gmail.com> - * If something doesnt work and it worked before spliting, e-mail me, + * If something doesn't work and it worked before spliting, e-mail me, * dont bother Nicolas please ;-) * * This program is free software; you can redistribute it and/or modify diff --git a/include/linux/uinput.h b/include/linux/uinput.h index 05f7fed2b173..d28c726ede4f 100644 --- a/include/linux/uinput.h +++ b/include/linux/uinput.h @@ -104,6 +104,7 @@ struct uinput_ff_erase { #define UI_SET_FFBIT _IOW(UINPUT_IOCTL_BASE, 107, int) #define UI_SET_PHYS _IOW(UINPUT_IOCTL_BASE, 108, char*) #define UI_SET_SWBIT _IOW(UINPUT_IOCTL_BASE, 109, int) +#define UI_SET_PROPBIT _IOW(UINPUT_IOCTL_BASE, 110, int) #define UI_BEGIN_FF_UPLOAD _IOWR(UINPUT_IOCTL_BASE, 200, struct uinput_ff_upload) #define UI_END_FF_UPLOAD _IOW(UINPUT_IOCTL_BASE, 201, struct uinput_ff_upload) diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h index d6188e5a52df..665517c05eaf 100644 --- a/include/linux/uio_driver.h +++ b/include/linux/uio_driver.h @@ -3,7 +3,7 @@ * * Copyright(C) 2005, Benedikt Spranger <b.spranger@linutronix.de> * Copyright(C) 2005, Thomas Gleixner <tglx@linutronix.de> - * Copyright(C) 2006, Hans J. Koch <hjk@linutronix.de> + * Copyright(C) 2006, Hans J. Koch <hjk@hansjkoch.de> * Copyright(C) 2006, Greg Kroah-Hartman <greg@kroah.com> * * Userspace IO driver. diff --git a/include/linux/unaligned/packed_struct.h b/include/linux/unaligned/packed_struct.h index 2498bb9fe002..c0d817de4df2 100644 --- a/include/linux/unaligned/packed_struct.h +++ b/include/linux/unaligned/packed_struct.h @@ -3,9 +3,9 @@ #include <linux/kernel.h> -struct __una_u16 { u16 x __attribute__((packed)); }; -struct __una_u32 { u32 x __attribute__((packed)); }; -struct __una_u64 { u64 x __attribute__((packed)); }; +struct __una_u16 { u16 x; } __packed; +struct __una_u32 { u32 x; } __packed; +struct __una_u64 { u64 x; } __packed; static inline u16 __get_unaligned_cpu16(const void *p) { diff --git a/include/linux/usb.h b/include/linux/usb.h index 35fe6ab222bb..65f78ca5d88e 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -20,6 +20,7 @@ #include <linux/completion.h> /* for struct completion */ #include <linux/sched.h> /* for current && schedule_timeout */ #include <linux/mutex.h> /* for struct mutex */ +#include <linux/pm_runtime.h> /* for runtime PM */ struct usb_device; struct usb_driver; @@ -313,6 +314,10 @@ struct usb_bus { int busnum; /* Bus number (in order of reg) */ const char *bus_name; /* stable id (PCI slot_name etc) */ u8 uses_dma; /* Does the host controller use DMA? */ + u8 uses_pio_for_control; /* + * Does the host controller use PIO + * for control transfers? + */ u8 otg_port; /* 0, or number of OTG/HNP port */ unsigned is_b_host:1; /* true during some HNP roleswitches */ unsigned b_hnp_enable:1; /* OTG: did A-Host enable HNP? */ @@ -407,8 +412,6 @@ struct usb_tt; * @quirks: quirks of the whole device * @urbnum: number of URBs submitted for the whole device * @active_duration: total time device is not suspended - * @last_busy: time of last use - * @autosuspend_delay: in jiffies * @connect_time: time device was first connected * @do_remote_wakeup: remote wakeup should be enabled * @reset_resume: needs reset instead of resume @@ -481,8 +484,6 @@ struct usb_device { unsigned long active_duration; #ifdef CONFIG_PM - unsigned long last_busy; - int autosuspend_delay; unsigned long connect_time; unsigned do_remote_wakeup:1; @@ -527,7 +528,7 @@ extern void usb_autopm_put_interface_no_suspend(struct usb_interface *intf); static inline void usb_mark_last_busy(struct usb_device *udev) { - udev->last_busy = jiffies; + pm_runtime_mark_last_busy(&udev->dev); } #else @@ -622,7 +623,7 @@ extern struct usb_host_interface *usb_find_alt_setting( * USB hubs. That makes it stay the same until systems are physically * reconfigured, by re-cabling a tree of USB devices or by moving USB host * controllers. Adding and removing devices, including virtual root hubs - * in host controller driver modules, does not change these path identifers; + * in host controller driver modules, does not change these path identifiers; * neither does rebooting or re-enumerating. These are more useful identifiers * than changeable ("unstable") ones like bus numbers or device addresses. * @@ -792,12 +793,12 @@ struct usbdrv_wrap { * usb_set_intfdata() to associate driver-specific data with the * interface. It may also use usb_set_interface() to specify the * appropriate altsetting. If unwilling to manage the interface, - * return -ENODEV, if genuine IO errors occured, an appropriate + * return -ENODEV, if genuine IO errors occurred, an appropriate * negative errno value. * @disconnect: Called when the interface is no longer accessible, usually * because its device has been (or is being) disconnected or the * driver module is being unloaded. - * @ioctl: Used for drivers that want to talk to userspace through + * @unlocked_ioctl: Used for drivers that want to talk to userspace through * the "usbfs" filesystem. This lets devices provide ways to * expose information to user space regardless of where they * do (or don't) show up otherwise in the filesystem. @@ -975,6 +976,7 @@ extern int usb_disabled(void); #define URB_SETUP_MAP_SINGLE 0x00100000 /* Setup packet DMA mapped */ #define URB_SETUP_MAP_LOCAL 0x00200000 /* HCD-local setup packet */ #define URB_DMA_SG_COMBINED 0x00400000 /* S-G entries were combined */ +#define URB_ALIGNED_TEMP_BUFFER 0x00800000 /* Temp buffer was alloc'd */ struct usb_iso_packet_descriptor { unsigned int offset; diff --git a/include/linux/usb/Kbuild b/include/linux/usb/Kbuild index 51410e0200cf..ed91fb62674b 100644 --- a/include/linux/usb/Kbuild +++ b/include/linux/usb/Kbuild @@ -2,6 +2,7 @@ header-y += audio.h header-y += cdc.h header-y += ch9.h header-y += ch11.h +header-y += functionfs.h header-y += gadgetfs.h header-y += midi.h header-y += g_printer.h diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h index 5e86dc771da4..81a927930bfd 100644 --- a/include/linux/usb/cdc.h +++ b/include/linux/usb/cdc.h @@ -89,7 +89,7 @@ struct usb_cdc_acm_descriptor { #define USB_CDC_COMM_FEATURE 0x01 #define USB_CDC_CAP_LINE 0x02 -#define USB_CDC_CAP_BRK 0x04 +#define USB_CDC_CAP_BRK 0x04 #define USB_CDC_CAP_NOTIFY 0x08 /* "Union Functional Descriptor" from CDC spec 5.2.3.8 */ @@ -271,6 +271,11 @@ struct usb_cdc_notification { __le16 wLength; } __attribute__ ((packed)); +struct usb_cdc_speed_change { + __le32 DLBitRRate; /* contains the downlink bit rate (IN pipe) */ + __le32 ULBitRate; /* contains the uplink bit rate (OUT pipe) */ +} __attribute__ ((packed)); + /*-------------------------------------------------------------------------*/ /* @@ -292,7 +297,7 @@ struct usb_cdc_ncm_ntb_parameters { __le16 wNdpOutDivisor; __le16 wNdpOutPayloadRemainder; __le16 wNdpOutAlignment; - __le16 wPadding2; + __le16 wNtbOutMaxDatagrams; } __attribute__ ((packed)); /* @@ -307,7 +312,7 @@ struct usb_cdc_ncm_nth16 { __le16 wHeaderLength; __le16 wSequence; __le16 wBlockLength; - __le16 wFpIndex; + __le16 wNdpIndex; } __attribute__ ((packed)); struct usb_cdc_ncm_nth32 { @@ -315,7 +320,7 @@ struct usb_cdc_ncm_nth32 { __le16 wHeaderLength; __le16 wSequence; __le32 dwBlockLength; - __le32 dwFpIndex; + __le32 dwNdpIndex; } __attribute__ ((packed)); /* @@ -337,7 +342,7 @@ struct usb_cdc_ncm_dpe16 { struct usb_cdc_ncm_ndp16 { __le32 dwSignature; __le16 wLength; - __le16 wNextFpIndex; + __le16 wNextNdpIndex; struct usb_cdc_ncm_dpe16 dpe16[0]; } __attribute__ ((packed)); @@ -375,6 +380,7 @@ struct usb_cdc_ncm_ndp32 { #define USB_CDC_NCM_NCAP_ENCAP_COMMAND (1 << 2) #define USB_CDC_NCM_NCAP_MAX_DATAGRAM_SIZE (1 << 3) #define USB_CDC_NCM_NCAP_CRC_MODE (1 << 4) +#define USB_CDC_NCM_NCAP_NTB_INPUT_SIZE (1 << 5) /* CDC NCM subclass Table 6-3: NTB Parameter Structure */ #define USB_CDC_NCM_NTB16_SUPPORTED (1 << 0) @@ -392,6 +398,13 @@ struct usb_cdc_ncm_ndp32 { #define USB_CDC_NCM_NTB_MIN_IN_SIZE 2048 #define USB_CDC_NCM_NTB_MIN_OUT_SIZE 2048 +/* NTB Input Size Structure */ +struct usb_cdc_ncm_ndp_input_size { + __le32 dwNtbInMaxSize; + __le16 wNtbInMaxDatagrams; + __le16 wReserved; +} __attribute__ ((packed)); + /* CDC NCM subclass 6.2.11 SetCrcMode */ #define USB_CDC_NCM_CRC_NOT_APPENDED 0x00 #define USB_CDC_NCM_CRC_APPENDED 0x01 diff --git a/include/linux/usb/ch11.h b/include/linux/usb/ch11.h index 119194c85d10..4ebaf0824179 100644 --- a/include/linux/usb/ch11.h +++ b/include/linux/usb/ch11.h @@ -26,6 +26,14 @@ #define HUB_RESET_TT 9 #define HUB_GET_TT_STATE 10 #define HUB_STOP_TT 11 +#define HUB_SET_DEPTH 12 + +/* + * Hub class additional requests defined by USB 3.0 spec + * See USB 3.0 spec Table 10-6 + */ +#define HUB_SET_DEPTH 12 +#define HUB_GET_PORT_ERR_COUNT 13 /* * Hub Class feature numbers @@ -54,6 +62,26 @@ #define USB_PORT_FEAT_TEST 21 #define USB_PORT_FEAT_INDICATOR 22 #define USB_PORT_FEAT_C_PORT_L1 23 +#define USB_PORT_FEAT_C_PORT_LINK_STATE 25 +#define USB_PORT_FEAT_C_PORT_CONFIG_ERROR 26 +#define USB_PORT_FEAT_PORT_REMOTE_WAKE_MASK 27 +#define USB_PORT_FEAT_BH_PORT_RESET 28 +#define USB_PORT_FEAT_C_BH_PORT_RESET 29 +#define USB_PORT_FEAT_FORCE_LINKPM_ACCEPT 30 + +/* + * Port feature selectors added by USB 3.0 spec. + * See USB 3.0 spec Table 10-7 + */ +#define USB_PORT_FEAT_LINK_STATE 5 +#define USB_PORT_FEAT_U1_TIMEOUT 23 +#define USB_PORT_FEAT_U2_TIMEOUT 24 +#define USB_PORT_FEAT_C_LINK_STATE 25 +#define USB_PORT_FEAT_C_CONFIG_ERR 26 +#define USB_PORT_FEAT_REMOTE_WAKE_MASK 27 +#define USB_PORT_FEAT_BH_PORT_RESET 28 +#define USB_PORT_FEAT_C_BH_PORT_RESET 29 +#define USB_PORT_FEAT_FORCE_LINKPM_ACCEPT 30 /* * Hub Status and Hub Change results @@ -81,12 +109,43 @@ struct usb_port_status { #define USB_PORT_STAT_TEST 0x0800 #define USB_PORT_STAT_INDICATOR 0x1000 /* bits 13 to 15 are reserved */ -#define USB_PORT_STAT_SUPER_SPEED 0x8000 /* Linux-internal */ + +/* + * Additions to wPortStatus bit field from USB 3.0 + * See USB 3.0 spec Table 10-10 + */ +#define USB_PORT_STAT_LINK_STATE 0x01e0 +#define USB_SS_PORT_STAT_POWER 0x0200 +#define USB_SS_PORT_STAT_SPEED 0x1c00 +#define USB_PORT_STAT_SPEED_5GBPS 0x0000 +/* Valid only if port is enabled */ +/* Bits that are the same from USB 2.0 */ +#define USB_SS_PORT_STAT_MASK (USB_PORT_STAT_CONNECTION | \ + USB_PORT_STAT_ENABLE | \ + USB_PORT_STAT_OVERCURRENT | \ + USB_PORT_STAT_RESET) + +/* + * Definitions for PORT_LINK_STATE values + * (bits 5-8) in wPortStatus + */ +#define USB_SS_PORT_LS_U0 0x0000 +#define USB_SS_PORT_LS_U1 0x0020 +#define USB_SS_PORT_LS_U2 0x0040 +#define USB_SS_PORT_LS_U3 0x0060 +#define USB_SS_PORT_LS_SS_DISABLED 0x0080 +#define USB_SS_PORT_LS_RX_DETECT 0x00a0 +#define USB_SS_PORT_LS_SS_INACTIVE 0x00c0 +#define USB_SS_PORT_LS_POLLING 0x00e0 +#define USB_SS_PORT_LS_RECOVERY 0x0100 +#define USB_SS_PORT_LS_HOT_RESET 0x0120 +#define USB_SS_PORT_LS_COMP_MOD 0x0140 +#define USB_SS_PORT_LS_LOOPBACK 0x0160 /* * wPortChange bit field - * See USB 2.0 spec Table 11-22 - * Bits 0 to 4 shown, bits 5 to 15 are reserved + * See USB 2.0 spec Table 11-22 and USB 2.0 LPM ECN Table-4.10 + * Bits 0 to 5 shown, bits 6 to 15 are reserved */ #define USB_PORT_STAT_C_CONNECTION 0x0001 #define USB_PORT_STAT_C_ENABLE 0x0002 @@ -94,6 +153,13 @@ struct usb_port_status { #define USB_PORT_STAT_C_OVERCURRENT 0x0008 #define USB_PORT_STAT_C_RESET 0x0010 #define USB_PORT_STAT_C_L1 0x0020 +/* + * USB 3.0 wPortChange bit fields + * See USB 3.0 spec Table 10-11 + */ +#define USB_PORT_STAT_C_BH_RESET 0x0020 +#define USB_PORT_STAT_C_LINK_STATE 0x0040 +#define USB_PORT_STAT_C_CONFIG_ERROR 0x0080 /* * wHubCharacteristics (masks) @@ -128,7 +194,9 @@ struct usb_hub_status { */ #define USB_DT_HUB (USB_TYPE_CLASS | 0x09) +#define USB_DT_SS_HUB (USB_TYPE_CLASS | 0x0a) #define USB_DT_HUB_NONVAR_SIZE 7 +#define USB_DT_SS_HUB_SIZE 12 struct usb_hub_descriptor { __u8 bDescLength; @@ -137,11 +205,22 @@ struct usb_hub_descriptor { __le16 wHubCharacteristics; __u8 bPwrOn2PwrGood; __u8 bHubContrCurrent; - /* add 1 bit for hub status change; round to bytes */ - __u8 DeviceRemovable[(USB_MAXCHILDREN + 1 + 7) / 8]; - __u8 PortPwrCtrlMask[(USB_MAXCHILDREN + 1 + 7) / 8]; -} __attribute__ ((packed)); + /* 2.0 and 3.0 hubs differ here */ + union { + struct { + /* add 1 bit for hub status change; round to bytes */ + __u8 DeviceRemovable[(USB_MAXCHILDREN + 1 + 7) / 8]; + __u8 PortPwrCtrlMask[(USB_MAXCHILDREN + 1 + 7) / 8]; + } __attribute__ ((packed)) hs; + + struct { + __u8 bHubHdrDecLat; + __u16 wHubDelay; + __u16 DeviceRemovable; + } __attribute__ ((packed)) ss; + } u; +} __attribute__ ((packed)); /* port indicator status selectors, tables 11-7 and 11-25 */ #define HUB_LED_AUTO 0 diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index f917bbbc8901..b72f305ce6bd 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -124,6 +124,16 @@ #define USB_DEVICE_DEBUG_MODE 6 /* (special devices only) */ /* + * Test Mode Selectors + * See USB 2.0 spec Table 9-7 + */ +#define TEST_J 1 +#define TEST_K 2 +#define TEST_SE0_NAK 3 +#define TEST_PACKET 4 +#define TEST_FORCE_EN 5 + +/* * New Feature Selectors as added by USB 3.0 * See USB 3.0 spec Table 9-6 */ @@ -574,7 +584,9 @@ struct usb_ss_ep_comp_descriptor { #define USB_DT_SS_EP_COMP_SIZE 6 /* Bits 4:0 of bmAttributes if this is a bulk endpoint */ -#define USB_SS_MAX_STREAMS(p) (1 << (p & 0x1f)) +#define USB_SS_MAX_STREAMS(p) (1 << ((p) & 0x1f)) +/* Bits 1:0 of bmAttributes if this is an isoc endpoint */ +#define USB_SS_MULT(p) (1 + ((p) & 0x3)) /*-------------------------------------------------------------------------*/ diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 3d29a7dcac2d..882a084a8411 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -188,7 +188,7 @@ ep_choose(struct usb_gadget *g, struct usb_endpoint_descriptor *hs, * @bind() method is then used to initialize all the functions and then * call @usb_add_function() for them. * - * Those functions would normally be independant of each other, but that's + * Those functions would normally be independent of each other, but that's * not mandatory. CDC WMC devices are an example where functions often * depend on other functions, with some functions subsidiary to others. * Such interdependency may be managed in any way, so long as all of the diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h index 2e262cb15425..e49dfd45baa4 100644 --- a/include/linux/usb/ehci_def.h +++ b/include/linux/usb/ehci_def.h @@ -127,7 +127,9 @@ struct ehci_regs { #define PORT_WKDISC_E (1<<21) /* wake on disconnect (enable) */ #define PORT_WKCONN_E (1<<20) /* wake on connect (enable) */ /* 19:16 for port testing */ -#define PORT_TEST_PKT (0x4<<16) /* Port Test Control - packet test */ +#define PORT_TEST(x) (((x)&0xf)<<16) /* Port Test Control */ +#define PORT_TEST_PKT PORT_TEST(0x4) /* Port Test Control - packet test */ +#define PORT_TEST_FORCE PORT_TEST(0x5) /* Port Test Control - force enable */ #define PORT_LED_OFF (0<<14) #define PORT_LED_AMBER (1<<14) #define PORT_LED_GREEN (2<<14) @@ -157,7 +159,7 @@ struct ehci_regs { #define USBMODE_CM_IDLE (0<<0) /* idle state */ /* Moorestown has some non-standard registers, partially due to the fact that - * its EHCI controller has both TT and LPM support. HOSTPCx are extentions to + * its EHCI controller has both TT and LPM support. HOSTPCx are extensions to * PORTSCx */ #define HOSTPC0 0x84 /* HOSTPC extension */ diff --git a/include/linux/usb/functionfs.h b/include/linux/usb/functionfs.h index 6f649c13193b..7587ef934ba8 100644 --- a/include/linux/usb/functionfs.h +++ b/include/linux/usb/functionfs.h @@ -45,7 +45,7 @@ struct usb_functionfs_descs_head { * | off | name | type | description | * |-----+-----------+--------------+--------------------------------------| * | 0 | magic | LE32 | FUNCTIONFS_{FS,HS}_DESCRIPTORS_MAGIC | - * | 4 | lenght | LE32 | length of the whole data chunk | + * | 4 | length | LE32 | length of the whole data chunk | * | 8 | fs_count | LE32 | number of full-speed descriptors | * | 12 | hs_count | LE32 | number of high-speed descriptors | * | 16 | fs_descrs | Descriptor[] | list of full-speed descriptors | @@ -86,7 +86,7 @@ struct usb_functionfs_strings_head { * | 0 | lang | LE16 | language code | * | 2 | strings | String[str_count] | array of strings in given language | * - * For each string ther is one strings entry (ie. there are str_count + * For each string there is one strings entry (ie. there are str_count * string entries). Each String is a NUL terminated string encoded in * UTF-8. */ diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 006412ce2303..e538172c0f64 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -72,7 +72,7 @@ struct usb_ep; * Bulk endpoints can use any size buffers, and can also be used for interrupt * transfers. interrupt-only endpoints can be much less functional. * - * NOTE: this is analagous to 'struct urb' on the host side, except that + * NOTE: this is analogous to 'struct urb' on the host side, except that * it's thinner and promotes more pre-allocation. */ @@ -269,7 +269,7 @@ static inline void usb_ep_free_request(struct usb_ep *ep, * * Control endpoints ... after getting a setup() callback, the driver queues * one response (even if it would be zero length). That enables the - * status ack, after transfering data as specified in the response. Setup + * status ack, after transferring data as specified in the response. Setup * functions may return negative error codes to generate protocol stalls. * (Note that some USB device controllers disallow protocol stall responses * in some cases.) When control responses are deferred (the response is diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index 0b6e751ea0b1..0097136ba45d 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -76,6 +76,10 @@ struct usb_hcd { struct kref kref; /* reference counter */ const char *product_desc; /* product/vendor string */ + int speed; /* Speed for this roothub. + * May be different from + * hcd->driver->flags & HCD_MASK + */ char irq_descr[24]; /* driver + bus # */ struct timer_list rh_timer; /* drives root-hub polling */ @@ -99,6 +103,8 @@ struct usb_hcd { #define HCD_FLAG_POLL_RH 2 /* poll for rh status? */ #define HCD_FLAG_POLL_PENDING 3 /* status has changed? */ #define HCD_FLAG_WAKEUP_PENDING 4 /* root hub is resuming? */ +#define HCD_FLAG_RH_RUNNING 5 /* root hub is running? */ +#define HCD_FLAG_DEAD 6 /* controller has died? */ /* The flags can be tested using these macros; they are likely to * be slightly faster than test_bit(). @@ -108,10 +114,13 @@ struct usb_hcd { #define HCD_POLL_RH(hcd) ((hcd)->flags & (1U << HCD_FLAG_POLL_RH)) #define HCD_POLL_PENDING(hcd) ((hcd)->flags & (1U << HCD_FLAG_POLL_PENDING)) #define HCD_WAKEUP_PENDING(hcd) ((hcd)->flags & (1U << HCD_FLAG_WAKEUP_PENDING)) +#define HCD_RH_RUNNING(hcd) ((hcd)->flags & (1U << HCD_FLAG_RH_RUNNING)) +#define HCD_DEAD(hcd) ((hcd)->flags & (1U << HCD_FLAG_DEAD)) /* Flags that get set only during HCD registration or removal. */ unsigned rh_registered:1;/* is root hub registered? */ unsigned rh_pollable:1; /* may we poll the root hub? */ + unsigned msix_enabled:1; /* driver has MSI-X enabled? */ /* The next flag is a stopgap, to be removed when all the HCDs * support the new root-hub polling mechanism. */ @@ -137,7 +146,9 @@ struct usb_hcd { * bandwidth_mutex should be dropped after a successful control message * to the device, or resetting the bandwidth after a failed attempt. */ - struct mutex bandwidth_mutex; + struct mutex *bandwidth_mutex; + struct usb_hcd *shared_hcd; + struct usb_hcd *primary_hcd; #define HCD_BUFFER_POOLS 4 @@ -200,6 +211,7 @@ struct hc_driver { int flags; #define HCD_MEMORY 0x0001 /* HC regs use memory (else I/O) */ #define HCD_LOCAL_MEM 0x0002 /* HC needs local memory */ +#define HCD_SHARED 0x0004 /* Two (or more) usb_hcds share HW */ #define HCD_USB11 0x0010 /* USB 1.1 */ #define HCD_USB2 0x0020 /* USB 2.0 */ #define HCD_USB3 0x0040 /* USB 3.0 */ @@ -233,6 +245,19 @@ struct hc_driver { int (*urb_dequeue)(struct usb_hcd *hcd, struct urb *urb, int status); + /* + * (optional) these hooks allow an HCD to override the default DMA + * mapping and unmapping routines. In general, they shouldn't be + * necessary unless the host controller has special DMA requirements, + * such as alignment contraints. If these are not specified, the + * general usb_hcd_(un)?map_urb_for_dma functions will be used instead + * (and it may be a good idea to call these functions in your HCD + * implementation) + */ + int (*map_urb_for_dma)(struct usb_hcd *hcd, struct urb *urb, + gfp_t mem_flags); + void (*unmap_urb_for_dma)(struct usb_hcd *hcd, struct urb *urb); + /* hw synch, freeing endpoint resources that urb_dequeue can't */ void (*endpoint_disable)(struct usb_hcd *hcd, struct usb_host_endpoint *ep); @@ -329,8 +354,10 @@ extern int usb_hcd_submit_urb(struct urb *urb, gfp_t mem_flags); extern int usb_hcd_unlink_urb(struct urb *urb, int status); extern void usb_hcd_giveback_urb(struct usb_hcd *hcd, struct urb *urb, int status); -extern void unmap_urb_setup_for_dma(struct usb_hcd *, struct urb *); -extern void unmap_urb_for_dma(struct usb_hcd *, struct urb *); +extern int usb_hcd_map_urb_for_dma(struct usb_hcd *hcd, struct urb *urb, + gfp_t mem_flags); +extern void usb_hcd_unmap_urb_setup_for_dma(struct usb_hcd *, struct urb *); +extern void usb_hcd_unmap_urb_for_dma(struct usb_hcd *, struct urb *); extern void usb_hcd_flush_endpoint(struct usb_device *udev, struct usb_host_endpoint *ep); extern void usb_hcd_disable_endpoint(struct usb_device *udev, @@ -346,8 +373,12 @@ extern int usb_hcd_get_frame_number(struct usb_device *udev); extern struct usb_hcd *usb_create_hcd(const struct hc_driver *driver, struct device *dev, const char *bus_name); +extern struct usb_hcd *usb_create_shared_hcd(const struct hc_driver *driver, + struct device *dev, const char *bus_name, + struct usb_hcd *shared_hcd); extern struct usb_hcd *usb_get_hcd(struct usb_hcd *hcd); extern void usb_put_hcd(struct usb_hcd *hcd); +extern int usb_hcd_is_primary_hcd(struct usb_hcd *hcd); extern int usb_add_hcd(struct usb_hcd *hcd, unsigned int irqnum, unsigned long irqflags); extern void usb_remove_hcd(struct usb_hcd *hcd); @@ -471,6 +502,10 @@ extern void usb_ep0_reinit(struct usb_device *); /*-------------------------------------------------------------------------*/ +/* class requests from USB 3.0 hub spec, table 10-5 */ +#define SetHubDepth (0x3000 | HUB_SET_DEPTH) +#define GetPortErrorCount (0x8000 | HUB_GET_PORT_ERR_COUNT) + /* * Generic bandwidth allocation constants/support */ @@ -617,13 +652,6 @@ static inline void usbmon_urb_complete(struct usb_bus *bus, struct urb *urb, /*-------------------------------------------------------------------------*/ -/* hub.h ... DeviceRemovable in 2.4.2-ac11, gone in 2.4.10 */ -/* bleech -- resurfaced in 2.4.11 or 2.4.12 */ -#define bitmap DeviceRemovable - - -/*-------------------------------------------------------------------------*/ - /* random stuff */ #define RUN_CONTEXT (in_irq() ? "in_irq" \ diff --git a/include/linux/usb/midi.h b/include/linux/usb/midi.h index 1d1040865661..c8c52e3c91de 100644 --- a/include/linux/usb/midi.h +++ b/include/linux/usb/midi.h @@ -70,7 +70,7 @@ struct usb_midi_out_jack_descriptor { __u8 bJackID; __u8 bNrInputPins; /* p */ struct usb_midi_source_pin pins[]; /* [p] */ - /*__u8 iJack; -- ommitted due to variable-sized pins[] */ + /*__u8 iJack; -- omitted due to variable-sized pins[] */ } __attribute__ ((packed)); #define USB_DT_MIDI_OUT_SIZE(p) (7 + 2 * (p)) diff --git a/include/linux/usb/msm_hsusb.h b/include/linux/usb/msm_hsusb.h new file mode 100644 index 000000000000..3657403eac18 --- /dev/null +++ b/include/linux/usb/msm_hsusb.h @@ -0,0 +1,112 @@ +/* linux/include/asm-arm/arch-msm/hsusb.h + * + * Copyright (C) 2008 Google, Inc. + * Author: Brian Swetland <swetland@google.com> + * Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __ASM_ARCH_MSM_HSUSB_H +#define __ASM_ARCH_MSM_HSUSB_H + +#include <linux/types.h> +#include <linux/usb/otg.h> + +/** + * Supported USB modes + * + * USB_PERIPHERAL Only peripheral mode is supported. + * USB_HOST Only host mode is supported. + * USB_OTG OTG mode is supported. + * + */ +enum usb_mode_type { + USB_NONE = 0, + USB_PERIPHERAL, + USB_HOST, + USB_OTG, +}; + +/** + * OTG control + * + * OTG_NO_CONTROL Id/VBUS notifications not required. Useful in host + * only configuration. + * OTG_PHY_CONTROL Id/VBUS notifications comes form USB PHY. + * OTG_PMIC_CONTROL Id/VBUS notifications comes from PMIC hardware. + * OTG_USER_CONTROL Id/VBUS notifcations comes from User via sysfs. + * + */ +enum otg_control_type { + OTG_NO_CONTROL = 0, + OTG_PHY_CONTROL, + OTG_PMIC_CONTROL, + OTG_USER_CONTROL, +}; + +/** + * struct msm_otg_platform_data - platform device data + * for msm_otg driver. + * @phy_init_seq: PHY configuration sequence. val, reg pairs + * terminated by -1. + * @vbus_power: VBUS power on/off routine. + * @power_budget: VBUS power budget in mA (0 will be treated as 500mA). + * @mode: Supported mode (OTG/peripheral/host). + * @otg_control: OTG switch controlled by user/Id pin + * @default_mode: Default operational mode. Applicable only if + * OTG switch is controller by user. + * + */ +struct msm_otg_platform_data { + int *phy_init_seq; + void (*vbus_power)(bool on); + unsigned power_budget; + enum usb_mode_type mode; + enum otg_control_type otg_control; + enum usb_mode_type default_mode; + void (*setup_gpio)(enum usb_otg_state state); +}; + +/** + * struct msm_otg: OTG driver data. Shared by HCD and DCD. + * @otg: USB OTG Transceiver structure. + * @pdata: otg device platform data. + * @irq: IRQ number assigned for HSUSB controller. + * @clk: clock struct of usb_hs_clk. + * @pclk: clock struct of usb_hs_pclk. + * @phy_reset_clk: clock struct of usb_phy_clk. + * @core_clk: clock struct of usb_hs_core_clk. + * @regs: ioremapped register base address. + * @inputs: OTG state machine inputs(Id, SessValid etc). + * @sm_work: OTG state machine work. + * @in_lpm: indicates low power mode (LPM) state. + * @async_int: Async interrupt arrived. + * + */ +struct msm_otg { + struct otg_transceiver otg; + struct msm_otg_platform_data *pdata; + int irq; + struct clk *clk; + struct clk *pclk; + struct clk *phy_reset_clk; + struct clk *core_clk; + void __iomem *regs; +#define ID 0 +#define B_SESS_VLD 1 + unsigned long inputs; + struct work_struct sm_work; + atomic_t in_lpm; + int async_int; +}; + +#endif diff --git a/include/linux/usb/msm_hsusb_hw.h b/include/linux/usb/msm_hsusb_hw.h new file mode 100644 index 000000000000..7d1babbff071 --- /dev/null +++ b/include/linux/usb/msm_hsusb_hw.h @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2007 Google, Inc. + * Author: Brian Swetland <swetland@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#ifndef __LINUX_USB_GADGET_MSM72K_UDC_H__ +#define __LINUX_USB_GADGET_MSM72K_UDC_H__ + +#define USB_AHBBURST (MSM_USB_BASE + 0x0090) +#define USB_AHBMODE (MSM_USB_BASE + 0x0098) +#define USB_CAPLENGTH (MSM_USB_BASE + 0x0100) /* 8 bit */ + +#define USB_USBCMD (MSM_USB_BASE + 0x0140) +#define USB_PORTSC (MSM_USB_BASE + 0x0184) +#define USB_OTGSC (MSM_USB_BASE + 0x01A4) +#define USB_USBMODE (MSM_USB_BASE + 0x01A8) + +#define USBCMD_RESET 2 +#define USB_USBINTR (MSM_USB_BASE + 0x0148) + +#define PORTSC_PHCD (1 << 23) /* phy suspend mode */ +#define PORTSC_PTS_MASK (3 << 30) +#define PORTSC_PTS_ULPI (3 << 30) + +#define USB_ULPI_VIEWPORT (MSM_USB_BASE + 0x0170) +#define ULPI_RUN (1 << 30) +#define ULPI_WRITE (1 << 29) +#define ULPI_READ (0 << 29) +#define ULPI_ADDR(n) (((n) & 255) << 16) +#define ULPI_DATA(n) ((n) & 255) +#define ULPI_DATA_READ(n) (((n) >> 8) & 255) + +#define ASYNC_INTR_CTRL (1 << 29) /* Enable async interrupt */ +#define ULPI_STP_CTRL (1 << 30) /* Block communication with PHY */ + +/* OTG definitions */ +#define OTGSC_INTSTS_MASK (0x7f << 16) +#define OTGSC_ID (1 << 8) +#define OTGSC_BSV (1 << 11) +#define OTGSC_IDIS (1 << 16) +#define OTGSC_BSVIS (1 << 19) +#define OTGSC_IDIE (1 << 24) +#define OTGSC_BSVIE (1 << 27) + +#endif /* __LINUX_USB_GADGET_MSM72K_UDC_H__ */ diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h index ee2dd1d506ed..eb505250940a 100644 --- a/include/linux/usb/musb.h +++ b/include/linux/usb/musb.h @@ -3,7 +3,7 @@ * Inventra (Multidrop) Highspeed Dual-Role Controllers: (M)HDRC. * * Board initialization should put one of these into dev->platform_data, - * probably on some platform_device named "musb_hdrc". It encapsulates + * probably on some platform_device named "musb-hdrc". It encapsulates * key configuration differences between boards. */ @@ -89,6 +89,8 @@ struct musb_hdrc_config { /* A GPIO controlling VRSEL in Blackfin */ unsigned int gpio_vrsel; unsigned int gpio_vrsel_active; + /* musb CLKIN in Blackfin in MHZ */ + unsigned char clkin; #endif }; @@ -118,14 +120,14 @@ struct musb_hdrc_platform_data { /* Power the device on or off */ int (*set_power)(int state); - /* Turn device clock on or off */ - int (*set_clock)(struct clk *clock, int is_on); - /* MUSB configuration-specific details */ struct musb_hdrc_config *config; /* Architecture specific board data */ void *board_data; + + /* Platform specific struct musb_ops pointer */ + const void *platform_ops; }; diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 0a5b3711e502..6e40718f5abe 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -66,6 +66,7 @@ struct otg_transceiver { u8 default_a; enum usb_otg_state state; + enum usb_xceiv_events last_event; struct usb_bus *host; struct usb_gadget *gadget; @@ -74,7 +75,7 @@ struct otg_transceiver { void __iomem *io_priv; /* for notification of usb_xceiv_events */ - struct blocking_notifier_head notifier; + struct atomic_notifier_head notifier; /* to pass extra port status to the root hub */ u16 port_status; @@ -116,7 +117,7 @@ struct otg_transceiver { /* for board-specific init logic */ extern int otg_set_transceiver(struct otg_transceiver *); -#if defined(CONFIG_NOP_USB_XCEIV) || defined(CONFIG_NOP_USB_XCEIV_MODULE) +#if defined(CONFIG_NOP_USB_XCEIV) || (defined(CONFIG_NOP_USB_XCEIV_MODULE) && defined(MODULE)) /* sometimes transceivers are accessed only through e.g. ULPI */ extern void usb_nop_xceiv_register(void); extern void usb_nop_xceiv_unregister(void); @@ -234,13 +235,13 @@ otg_start_srp(struct otg_transceiver *otg) static inline int otg_register_notifier(struct otg_transceiver *otg, struct notifier_block *nb) { - return blocking_notifier_chain_register(&otg->notifier, nb); + return atomic_notifier_chain_register(&otg->notifier, nb); } static inline void otg_unregister_notifier(struct otg_transceiver *otg, struct notifier_block *nb) { - blocking_notifier_chain_unregister(&otg->notifier, nb); + atomic_notifier_chain_unregister(&otg->notifier, nb); } /* for OTG controller drivers (and maybe other stuff) */ diff --git a/include/linux/usb/rndis_host.h b/include/linux/usb/rndis_host.h index 05ef52861988..88fceb718c77 100644 --- a/include/linux/usb/rndis_host.h +++ b/include/linux/usb/rndis_host.h @@ -256,6 +256,8 @@ struct rndis_keepalive_c { /* IN (optionally OUT) */ #define FLAG_RNDIS_PHYM_NOT_WIRELESS 0x0001 #define FLAG_RNDIS_PHYM_WIRELESS 0x0002 +/* Flags for driver_info::data */ +#define RNDIS_DRIVER_DATA_POLL_STATUS 1 /* poll status before control */ extern void rndis_status(struct usbnet *dev, struct urb *urb); extern int diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index 16d682f4f7c3..b29f70b2ecae 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -191,7 +191,8 @@ static inline void usb_set_serial_data(struct usb_serial *serial, void *data) * @id_table: pointer to a list of usb_device_id structures that define all * of the devices this structure can support. * @num_ports: the number of different ports this device will have. - * @bulk_in_size: bytes to allocate for bulk-in buffer (0 = end-point size) + * @bulk_in_size: minimum number of bytes to allocate for bulk-in buffer + * (0 = end-point size) * @bulk_out_size: bytes to allocate for bulk-out buffer (0 = end-point size) * @calc_num_ports: pointer to a function to determine how many ports this * device has dynamically. It will be called after the probe() @@ -260,7 +261,7 @@ struct usb_serial_driver { const unsigned char *buf, int count); /* Called only by the tty layer */ int (*write_room)(struct tty_struct *tty); - int (*ioctl)(struct tty_struct *tty, struct file *file, + int (*ioctl)(struct tty_struct *tty, unsigned int cmd, unsigned long arg); void (*set_termios)(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old); @@ -268,8 +269,8 @@ struct usb_serial_driver { int (*chars_in_buffer)(struct tty_struct *tty); void (*throttle)(struct tty_struct *tty); void (*unthrottle)(struct tty_struct *tty); - int (*tiocmget)(struct tty_struct *tty, struct file *file); - int (*tiocmset)(struct tty_struct *tty, struct file *file, + int (*tiocmget)(struct tty_struct *tty); + int (*tiocmset)(struct tty_struct *tty, unsigned int set, unsigned int clear); int (*get_icount)(struct tty_struct *tty, struct serial_icounter_struct *icount); @@ -347,6 +348,9 @@ extern int usb_serial_generic_prepare_write_buffer(struct usb_serial_port *port, extern int usb_serial_handle_sysrq_char(struct usb_serial_port *port, unsigned int ch); extern int usb_serial_handle_break(struct usb_serial_port *port); +extern void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port, + struct tty_struct *tty, + unsigned int status); extern int usb_serial_bus_register(struct usb_serial_driver *device); diff --git a/include/linux/usb/ulpi.h b/include/linux/usb/ulpi.h index 82b1507f4735..9595796d62ed 100644 --- a/include/linux/usb/ulpi.h +++ b/include/linux/usb/ulpi.h @@ -184,4 +184,9 @@ struct otg_transceiver *otg_ulpi_create(struct otg_io_access_ops *ops, unsigned int flags); +#ifdef CONFIG_USB_ULPI_VIEWPORT +/* access ops for controllers with a viewport register */ +extern struct otg_io_access_ops ulpi_viewport_access_ops; +#endif + #endif /* __LINUX_USB_ULPI_H */ diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h index 7ae27a473818..605b0aa8d852 100644 --- a/include/linux/usb/usbnet.h +++ b/include/linux/usb/usbnet.h @@ -68,6 +68,7 @@ struct usbnet { # define EVENT_RX_PAUSED 5 # define EVENT_DEV_WAKING 6 # define EVENT_DEV_ASLEEP 7 +# define EVENT_DEV_OPEN 8 }; static inline struct usb_driver *driver_of(struct usb_interface *intf) @@ -97,6 +98,15 @@ struct driver_info { #define FLAG_LINK_INTR 0x0800 /* updates link (carrier) status */ +#define FLAG_POINTTOPOINT 0x1000 /* possibly use "usb%d" names */ + +/* + * Indicates to usbnet, that USB driver accumulates multiple IP packets. + * Affects statistic (counters) and short packet handling. + */ +#define FLAG_MULTI_PACKET 0x2000 +#define FLAG_RX_ASSEMBLE 0x4000 /* rx packets may span >1 frames */ + /* init device ... can sleep, or cause probe() failure */ int (*bind)(struct usbnet *, struct usb_interface *); @@ -166,7 +176,9 @@ struct cdc_state { }; extern int usbnet_generic_cdc_bind(struct usbnet *, struct usb_interface *); +extern int usbnet_cdc_bind(struct usbnet *, struct usb_interface *); extern void usbnet_cdc_unbind(struct usbnet *, struct usb_interface *); +extern void usbnet_cdc_status(struct usbnet *, struct urb *); /* CDC and RNDIS support the same host-chosen packet filters for IN transfers */ #define DEFAULT_FILTER (USB_CDC_PACKET_TYPE_BROADCAST \ diff --git a/include/linux/usb/wusb.h b/include/linux/usb/wusb.h index 63ebdcc5dda6..0c4d4ca370ec 100644 --- a/include/linux/usb/wusb.h +++ b/include/linux/usb/wusb.h @@ -126,7 +126,7 @@ enum { /** * WUSB IE: Channel Stop (WUSB1.0[7.5.8]) * - * Tells devices the host is going to stop sending MMCs and will dissapear. + * Tells devices the host is going to stop sending MMCs and will disappear. */ struct wuie_channel_stop { struct wuie_hdr hdr; diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index 8178156711f9..faf467944baf 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -6,7 +6,7 @@ #include <linux/sched.h> #include <linux/err.h> -#define UIDHASH_BITS (CONFIG_BASE_SMALL ? 3 : 8) +#define UIDHASH_BITS (CONFIG_BASE_SMALL ? 3 : 7) #define UIDHASH_SZ (1 << UIDHASH_BITS) struct user_namespace { diff --git a/include/linux/utsname.h b/include/linux/utsname.h index 69f39974c041..4e5b0213fdc1 100644 --- a/include/linux/utsname.h +++ b/include/linux/utsname.h @@ -37,9 +37,13 @@ struct new_utsname { #include <linux/nsproxy.h> #include <linux/err.h> +struct user_namespace; +extern struct user_namespace init_user_ns; + struct uts_namespace { struct kref kref; struct new_utsname name; + struct user_namespace *user_ns; }; extern struct uts_namespace init_uts_ns; @@ -50,7 +54,7 @@ static inline void get_uts_ns(struct uts_namespace *ns) } extern struct uts_namespace *copy_utsname(unsigned long flags, - struct uts_namespace *ns); + struct task_struct *tsk); extern void free_uts_ns(struct kref *kref); static inline void put_uts_ns(struct uts_namespace *ns) @@ -67,12 +71,12 @@ static inline void put_uts_ns(struct uts_namespace *ns) } static inline struct uts_namespace *copy_utsname(unsigned long flags, - struct uts_namespace *ns) + struct task_struct *tsk) { if (flags & CLONE_NEWUTS) return ERR_PTR(-EINVAL); - return ns; + return tsk->nsproxy->uts_ns; } #endif diff --git a/include/linux/uwb.h b/include/linux/uwb.h index 7fc9746f22cd..b0c564ec2160 100644 --- a/include/linux/uwb.h +++ b/include/linux/uwb.h @@ -274,7 +274,7 @@ static inline void uwb_mas_bm_copy_le(void *dst, const struct uwb_mas_bm *mas) /** * struct uwb_drp_avail - a radio controller's view of MAS usage - * @global: MAS unused by neighbors (excluding reservations targetted + * @global: MAS unused by neighbors (excluding reservations targeted * or owned by the local radio controller) or the beaon period * @local: MAS unused by local established reservations * @pending: MAS unused by local pending reservations @@ -702,10 +702,10 @@ void edc_init(struct edc *edc) edc->timestart = jiffies; } -/* Called when an error occured. +/* Called when an error occurred. * This is way to determine if the number of acceptable errors per time * period has been exceeded. It is not accurate as there are cases in which - * this scheme will not work, for example if there are periodic occurences + * this scheme will not work, for example if there are periodic occurrences * of errors that straddle updates to the start time. This scheme is * sufficient for our usage. * diff --git a/include/linux/uwb/umc.h b/include/linux/uwb/umc.h index 4b4fc0f43855..7b4842028ca7 100644 --- a/include/linux/uwb/umc.h +++ b/include/linux/uwb/umc.h @@ -132,7 +132,7 @@ int umc_match_pci_id(struct umc_driver *umc_drv, struct umc_dev *umc); * * FIXME: This is as dirty as it gets, but we need some way to check * the correct type of umc_dev->parent (so that for example, we can - * cast to pci_dev). Casting to pci_dev is necesary because at some + * cast to pci_dev). Casting to pci_dev is necessary because at some * point we need to request resources from the device. Mapping is * easily over come (ioremap and stuff are bus agnostic), but hooking * up to some error handlers (such as pci error handlers) might need diff --git a/include/linux/v4l2-mediabus.h b/include/linux/v4l2-mediabus.h new file mode 100644 index 000000000000..de5c15921025 --- /dev/null +++ b/include/linux/v4l2-mediabus.h @@ -0,0 +1,111 @@ +/* + * Media Bus API header + * + * Copyright (C) 2009, Guennadi Liakhovetski <g.liakhovetski@gmx.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __LINUX_V4L2_MEDIABUS_H +#define __LINUX_V4L2_MEDIABUS_H + +#include <linux/types.h> +#include <linux/videodev2.h> + +/* + * These pixel codes uniquely identify data formats on the media bus. Mostly + * they correspond to similarly named V4L2_PIX_FMT_* formats, format 0 is + * reserved, V4L2_MBUS_FMT_FIXED shall be used by host-client pairs, where the + * data format is fixed. Additionally, "2X8" means that one pixel is transferred + * in two 8-bit samples, "BE" or "LE" specify in which order those samples are + * transferred over the bus: "LE" means that the least significant bits are + * transferred first, "BE" means that the most significant bits are transferred + * first, and "PADHI" and "PADLO" define which bits - low or high, in the + * incomplete high byte, are filled with padding bits. + * + * The pixel codes are grouped by type, bus_width, bits per component, samples + * per pixel and order of subsamples. Numerical values are sorted using generic + * numerical sort order (8 thus comes before 10). + * + * As their value can't change when a new pixel code is inserted in the + * enumeration, the pixel codes are explicitly given a numerical value. The next + * free values for each category are listed below, update them when inserting + * new pixel codes. + */ +enum v4l2_mbus_pixelcode { + V4L2_MBUS_FMT_FIXED = 0x0001, + + /* RGB - next is 0x1009 */ + V4L2_MBUS_FMT_RGB444_2X8_PADHI_BE = 0x1001, + V4L2_MBUS_FMT_RGB444_2X8_PADHI_LE = 0x1002, + V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE = 0x1003, + V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE = 0x1004, + V4L2_MBUS_FMT_BGR565_2X8_BE = 0x1005, + V4L2_MBUS_FMT_BGR565_2X8_LE = 0x1006, + V4L2_MBUS_FMT_RGB565_2X8_BE = 0x1007, + V4L2_MBUS_FMT_RGB565_2X8_LE = 0x1008, + + /* YUV (including grey) - next is 0x2014 */ + V4L2_MBUS_FMT_Y8_1X8 = 0x2001, + V4L2_MBUS_FMT_UYVY8_1_5X8 = 0x2002, + V4L2_MBUS_FMT_VYUY8_1_5X8 = 0x2003, + V4L2_MBUS_FMT_YUYV8_1_5X8 = 0x2004, + V4L2_MBUS_FMT_YVYU8_1_5X8 = 0x2005, + V4L2_MBUS_FMT_UYVY8_2X8 = 0x2006, + V4L2_MBUS_FMT_VYUY8_2X8 = 0x2007, + V4L2_MBUS_FMT_YUYV8_2X8 = 0x2008, + V4L2_MBUS_FMT_YVYU8_2X8 = 0x2009, + V4L2_MBUS_FMT_Y10_1X10 = 0x200a, + V4L2_MBUS_FMT_YUYV10_2X10 = 0x200b, + V4L2_MBUS_FMT_YVYU10_2X10 = 0x200c, + V4L2_MBUS_FMT_Y12_1X12 = 0x2013, + V4L2_MBUS_FMT_UYVY8_1X16 = 0x200f, + V4L2_MBUS_FMT_VYUY8_1X16 = 0x2010, + V4L2_MBUS_FMT_YUYV8_1X16 = 0x2011, + V4L2_MBUS_FMT_YVYU8_1X16 = 0x2012, + V4L2_MBUS_FMT_YUYV10_1X20 = 0x200d, + V4L2_MBUS_FMT_YVYU10_1X20 = 0x200e, + + /* Bayer - next is 0x3015 */ + V4L2_MBUS_FMT_SBGGR8_1X8 = 0x3001, + V4L2_MBUS_FMT_SGBRG8_1X8 = 0x3013, + V4L2_MBUS_FMT_SGRBG8_1X8 = 0x3002, + V4L2_MBUS_FMT_SRGGB8_1X8 = 0x3014, + V4L2_MBUS_FMT_SBGGR10_DPCM8_1X8 = 0x300b, + V4L2_MBUS_FMT_SGBRG10_DPCM8_1X8 = 0x300c, + V4L2_MBUS_FMT_SGRBG10_DPCM8_1X8 = 0x3009, + V4L2_MBUS_FMT_SRGGB10_DPCM8_1X8 = 0x300d, + V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_BE = 0x3003, + V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE = 0x3004, + V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_BE = 0x3005, + V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_LE = 0x3006, + V4L2_MBUS_FMT_SBGGR10_1X10 = 0x3007, + V4L2_MBUS_FMT_SGBRG10_1X10 = 0x300e, + V4L2_MBUS_FMT_SGRBG10_1X10 = 0x300a, + V4L2_MBUS_FMT_SRGGB10_1X10 = 0x300f, + V4L2_MBUS_FMT_SBGGR12_1X12 = 0x3008, + V4L2_MBUS_FMT_SGBRG12_1X12 = 0x3010, + V4L2_MBUS_FMT_SGRBG12_1X12 = 0x3011, + V4L2_MBUS_FMT_SRGGB12_1X12 = 0x3012, +}; + +/** + * struct v4l2_mbus_framefmt - frame format on the media bus + * @width: frame width + * @height: frame height + * @code: data format code (from enum v4l2_mbus_pixelcode) + * @field: used interlacing type (from enum v4l2_field) + * @colorspace: colorspace of the data (from enum v4l2_colorspace) + */ +struct v4l2_mbus_framefmt { + __u32 width; + __u32 height; + __u32 code; + __u32 field; + __u32 colorspace; + __u32 reserved[7]; +}; + +#endif diff --git a/include/linux/v4l2-subdev.h b/include/linux/v4l2-subdev.h new file mode 100644 index 000000000000..ed29cbbebfef --- /dev/null +++ b/include/linux/v4l2-subdev.h @@ -0,0 +1,141 @@ +/* + * V4L2 subdev userspace API + * + * Copyright (C) 2010 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __LINUX_V4L2_SUBDEV_H +#define __LINUX_V4L2_SUBDEV_H + +#include <linux/ioctl.h> +#include <linux/types.h> +#include <linux/v4l2-mediabus.h> + +/** + * enum v4l2_subdev_format_whence - Media bus format type + * @V4L2_SUBDEV_FORMAT_TRY: try format, for negotiation only + * @V4L2_SUBDEV_FORMAT_ACTIVE: active format, applied to the device + */ +enum v4l2_subdev_format_whence { + V4L2_SUBDEV_FORMAT_TRY = 0, + V4L2_SUBDEV_FORMAT_ACTIVE = 1, +}; + +/** + * struct v4l2_subdev_format - Pad-level media bus format + * @which: format type (from enum v4l2_subdev_format_whence) + * @pad: pad number, as reported by the media API + * @format: media bus format (format code and frame size) + */ +struct v4l2_subdev_format { + __u32 which; + __u32 pad; + struct v4l2_mbus_framefmt format; + __u32 reserved[8]; +}; + +/** + * struct v4l2_subdev_crop - Pad-level crop settings + * @which: format type (from enum v4l2_subdev_format_whence) + * @pad: pad number, as reported by the media API + * @rect: pad crop rectangle boundaries + */ +struct v4l2_subdev_crop { + __u32 which; + __u32 pad; + struct v4l2_rect rect; + __u32 reserved[8]; +}; + +/** + * struct v4l2_subdev_mbus_code_enum - Media bus format enumeration + * @pad: pad number, as reported by the media API + * @index: format index during enumeration + * @code: format code (from enum v4l2_mbus_pixelcode) + */ +struct v4l2_subdev_mbus_code_enum { + __u32 pad; + __u32 index; + __u32 code; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_frame_size_enum - Media bus format enumeration + * @pad: pad number, as reported by the media API + * @index: format index during enumeration + * @code: format code (from enum v4l2_mbus_pixelcode) + */ +struct v4l2_subdev_frame_size_enum { + __u32 index; + __u32 pad; + __u32 code; + __u32 min_width; + __u32 max_width; + __u32 min_height; + __u32 max_height; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_frame_interval - Pad-level frame rate + * @pad: pad number, as reported by the media API + * @interval: frame interval in seconds + */ +struct v4l2_subdev_frame_interval { + __u32 pad; + struct v4l2_fract interval; + __u32 reserved[9]; +}; + +/** + * struct v4l2_subdev_frame_interval_enum - Frame interval enumeration + * @pad: pad number, as reported by the media API + * @index: frame interval index during enumeration + * @code: format code (from enum v4l2_mbus_pixelcode) + * @width: frame width in pixels + * @height: frame height in pixels + * @interval: frame interval in seconds + */ +struct v4l2_subdev_frame_interval_enum { + __u32 index; + __u32 pad; + __u32 code; + __u32 width; + __u32 height; + struct v4l2_fract interval; + __u32 reserved[9]; +}; + +#define VIDIOC_SUBDEV_G_FMT _IOWR('V', 4, struct v4l2_subdev_format) +#define VIDIOC_SUBDEV_S_FMT _IOWR('V', 5, struct v4l2_subdev_format) +#define VIDIOC_SUBDEV_G_FRAME_INTERVAL \ + _IOWR('V', 21, struct v4l2_subdev_frame_interval) +#define VIDIOC_SUBDEV_S_FRAME_INTERVAL \ + _IOWR('V', 22, struct v4l2_subdev_frame_interval) +#define VIDIOC_SUBDEV_ENUM_MBUS_CODE \ + _IOWR('V', 2, struct v4l2_subdev_mbus_code_enum) +#define VIDIOC_SUBDEV_ENUM_FRAME_SIZE \ + _IOWR('V', 74, struct v4l2_subdev_frame_size_enum) +#define VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL \ + _IOWR('V', 75, struct v4l2_subdev_frame_interval_enum) +#define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop) +#define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop) + +#endif diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h index ae9ab13b963d..4b9a7f596f92 100644 --- a/include/linux/vga_switcheroo.h +++ b/include/linux/vga_switcheroo.h @@ -33,6 +33,7 @@ struct vga_switcheroo_handler { void vga_switcheroo_unregister_client(struct pci_dev *dev); int vga_switcheroo_register_client(struct pci_dev *dev, void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state), + void (*reprobe)(struct pci_dev *dev), bool (*can_switch)(struct pci_dev *dev)); void vga_switcheroo_client_fb_set(struct pci_dev *dev, @@ -48,6 +49,7 @@ int vga_switcheroo_process_delayed_switch(void); static inline void vga_switcheroo_unregister_client(struct pci_dev *dev) {} static inline int vga_switcheroo_register_client(struct pci_dev *dev, void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state), + void (*reprobe)(struct pci_dev *dev), bool (*can_switch)(struct pci_dev *dev)) { return 0; } static inline void vga_switcheroo_client_fb_set(struct pci_dev *dev, struct fb_info *info) {} static inline int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) { return 0; } diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h index e9e1524b582c..9c3120dca294 100644 --- a/include/linux/vgaarb.h +++ b/include/linux/vgaarb.h @@ -78,7 +78,7 @@ extern void vga_set_legacy_decoding(struct pci_dev *pdev, * wether the card is doing legacy decoding for that type of resource. If * yes, the lock is "converted" into a legacy resource lock. * The arbiter will first look for all VGA cards that might conflict - * and disable their IOs and/or Memory access, inlcuding VGA forwarding + * and disable their IOs and/or Memory access, including VGA forwarding * on P2P bridges if necessary, so that the requested resources can * be used. Then, the card is marked as locking these resources and * the IO and/or Memory accesse are enabled on the card (including @@ -187,7 +187,7 @@ extern struct pci_dev *vga_default_device(void); * vga_conflicts * * Architectures should define this if they have several - * independant PCI domains that can afford concurrent VGA + * independent PCI domains that can afford concurrent VGA * decoding */ diff --git a/include/linux/via-core.h b/include/linux/via-core.h index 7ffb521e1a7a..9c21cdf3e3b3 100644 --- a/include/linux/via-core.h +++ b/include/linux/via-core.h @@ -60,6 +60,21 @@ struct via_port_cfg { }; /* + * Allow subdevs to register suspend/resume hooks. + */ +#ifdef CONFIG_PM +struct viafb_pm_hooks { + struct list_head list; + int (*suspend)(void *private); + int (*resume)(void *private); + void *private; +}; + +void viafb_pm_register(struct viafb_pm_hooks *hooks); +void viafb_pm_unregister(struct viafb_pm_hooks *hooks); +#endif /* CONFIG_PM */ + +/* * This is the global viafb "device" containing stuff needed by * all subdevs. */ @@ -81,7 +96,7 @@ struct viafb_dev { unsigned long fbmem_start; long fbmem_len; void __iomem *fbmem; -#if defined(CONFIG_FB_VIA_CAMERA) || defined(CONFIG_FB_VIA_CAMERA_MODULE) +#if defined(CONFIG_VIDEO_VIA_CAMERA) || defined(CONFIG_VIDEO_VIA_CAMERA_MODULE) long camera_fbmem_offset; long camera_fbmem_size; #endif @@ -138,6 +153,7 @@ void viafb_irq_disable(u32 mask); #define VDE_I_LVDSSIEN 0x40000000 /* LVDS Sense enable */ #define VDE_I_ENABLE 0x80000000 /* Global interrupt enable */ +#if defined(CONFIG_VIDEO_VIA_CAMERA) || defined(CONFIG_VIDEO_VIA_CAMERA_MODULE) /* * DMA management. */ @@ -172,6 +188,7 @@ int viafb_dma_copy_out_sg(unsigned int offset, struct scatterlist *sg, int nsg); */ #define VGA_WIDTH 640 #define VGA_HEIGHT 480 +#endif /* CONFIG_VIDEO_VIA_CAMERA */ /* * Indexed port operations. Note that these are all multi-op diff --git a/include/linux/video_output.h b/include/linux/video_output.h index 2fb46bc9340d..ed5cdeb3604d 100644 --- a/include/linux/video_output.h +++ b/include/linux/video_output.h @@ -23,6 +23,7 @@ #ifndef _LINUX_VIDEO_OUTPUT_H #define _LINUX_VIDEO_OUTPUT_H #include <linux/device.h> +#include <linux/err.h> struct output_device; struct output_properties { int (*set_state)(struct output_device *); @@ -34,9 +35,23 @@ struct output_device { struct device dev; }; #define to_output_device(obj) container_of(obj, struct output_device, dev) +#if defined(CONFIG_VIDEO_OUTPUT_CONTROL) || defined(CONFIG_VIDEO_OUTPUT_CONTROL_MODULE) struct output_device *video_output_register(const char *name, struct device *dev, void *devdata, struct output_properties *op); void video_output_unregister(struct output_device *dev); +#else +static struct output_device *video_output_register(const char *name, + struct device *dev, + void *devdata, + struct output_properties *op) +{ + return ERR_PTR(-ENODEV); +} +static void video_output_unregister(struct output_device *dev) +{ + return; +} +#endif #endif diff --git a/include/linux/videodev.h b/include/linux/videodev.h deleted file mode 100644 index b19eab140977..000000000000 --- a/include/linux/videodev.h +++ /dev/null @@ -1,340 +0,0 @@ -/* - * Video for Linux version 1 - OBSOLETE - * - * Header file for v4l1 drivers and applications, for - * Linux kernels 2.2.x or 2.4.x. - * - * Provides header for legacy drivers and applications - * - * See http://linuxtv.org for more info - * - */ -#ifndef __LINUX_VIDEODEV_H -#define __LINUX_VIDEODEV_H - -#include <linux/types.h> -#include <linux/ioctl.h> -#include <linux/videodev2.h> - -#if defined(__MIN_V4L1) && defined (__KERNEL__) - -/* - * Used by those V4L2 core functions that need a minimum V4L1 support, - * in order to allow V4L1 Compatibilty code compilation. - */ - -struct video_mbuf -{ - int size; /* Total memory to map */ - int frames; /* Frames */ - int offsets[VIDEO_MAX_FRAME]; -}; - -#define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */ - -#else -#if defined(CONFIG_VIDEO_V4L1_COMPAT) || !defined (__KERNEL__) - -#define VID_TYPE_CAPTURE 1 /* Can capture */ -#define VID_TYPE_TUNER 2 /* Can tune */ -#define VID_TYPE_TELETEXT 4 /* Does teletext */ -#define VID_TYPE_OVERLAY 8 /* Overlay onto frame buffer */ -#define VID_TYPE_CHROMAKEY 16 /* Overlay by chromakey */ -#define VID_TYPE_CLIPPING 32 /* Can clip */ -#define VID_TYPE_FRAMERAM 64 /* Uses the frame buffer memory */ -#define VID_TYPE_SCALES 128 /* Scalable */ -#define VID_TYPE_MONOCHROME 256 /* Monochrome only */ -#define VID_TYPE_SUBCAPTURE 512 /* Can capture subareas of the image */ -#define VID_TYPE_MPEG_DECODER 1024 /* Can decode MPEG streams */ -#define VID_TYPE_MPEG_ENCODER 2048 /* Can encode MPEG streams */ -#define VID_TYPE_MJPEG_DECODER 4096 /* Can decode MJPEG streams */ -#define VID_TYPE_MJPEG_ENCODER 8192 /* Can encode MJPEG streams */ - -struct video_capability -{ - char name[32]; - int type; - int channels; /* Num channels */ - int audios; /* Num audio devices */ - int maxwidth; /* Supported width */ - int maxheight; /* And height */ - int minwidth; /* Supported width */ - int minheight; /* And height */ -}; - - -struct video_channel -{ - int channel; - char name[32]; - int tuners; - __u32 flags; -#define VIDEO_VC_TUNER 1 /* Channel has a tuner */ -#define VIDEO_VC_AUDIO 2 /* Channel has audio */ - __u16 type; -#define VIDEO_TYPE_TV 1 -#define VIDEO_TYPE_CAMERA 2 - __u16 norm; /* Norm set by channel */ -}; - -struct video_tuner -{ - int tuner; - char name[32]; - unsigned long rangelow, rangehigh; /* Tuner range */ - __u32 flags; -#define VIDEO_TUNER_PAL 1 -#define VIDEO_TUNER_NTSC 2 -#define VIDEO_TUNER_SECAM 4 -#define VIDEO_TUNER_LOW 8 /* Uses KHz not MHz */ -#define VIDEO_TUNER_NORM 16 /* Tuner can set norm */ -#define VIDEO_TUNER_STEREO_ON 128 /* Tuner is seeing stereo */ -#define VIDEO_TUNER_RDS_ON 256 /* Tuner is seeing an RDS datastream */ -#define VIDEO_TUNER_MBS_ON 512 /* Tuner is seeing an MBS datastream */ - __u16 mode; /* PAL/NTSC/SECAM/OTHER */ -#define VIDEO_MODE_PAL 0 -#define VIDEO_MODE_NTSC 1 -#define VIDEO_MODE_SECAM 2 -#define VIDEO_MODE_AUTO 3 - __u16 signal; /* Signal strength 16bit scale */ -}; - -struct video_picture -{ - __u16 brightness; - __u16 hue; - __u16 colour; - __u16 contrast; - __u16 whiteness; /* Black and white only */ - __u16 depth; /* Capture depth */ - __u16 palette; /* Palette in use */ -#define VIDEO_PALETTE_GREY 1 /* Linear greyscale */ -#define VIDEO_PALETTE_HI240 2 /* High 240 cube (BT848) */ -#define VIDEO_PALETTE_RGB565 3 /* 565 16 bit RGB */ -#define VIDEO_PALETTE_RGB24 4 /* 24bit RGB */ -#define VIDEO_PALETTE_RGB32 5 /* 32bit RGB */ -#define VIDEO_PALETTE_RGB555 6 /* 555 15bit RGB */ -#define VIDEO_PALETTE_YUV422 7 /* YUV422 capture */ -#define VIDEO_PALETTE_YUYV 8 -#define VIDEO_PALETTE_UYVY 9 /* The great thing about standards is ... */ -#define VIDEO_PALETTE_YUV420 10 -#define VIDEO_PALETTE_YUV411 11 /* YUV411 capture */ -#define VIDEO_PALETTE_RAW 12 /* RAW capture (BT848) */ -#define VIDEO_PALETTE_YUV422P 13 /* YUV 4:2:2 Planar */ -#define VIDEO_PALETTE_YUV411P 14 /* YUV 4:1:1 Planar */ -#define VIDEO_PALETTE_YUV420P 15 /* YUV 4:2:0 Planar */ -#define VIDEO_PALETTE_YUV410P 16 /* YUV 4:1:0 Planar */ -#define VIDEO_PALETTE_PLANAR 13 /* start of planar entries */ -#define VIDEO_PALETTE_COMPONENT 7 /* start of component entries */ -}; - -struct video_audio -{ - int audio; /* Audio channel */ - __u16 volume; /* If settable */ - __u16 bass, treble; - __u32 flags; -#define VIDEO_AUDIO_MUTE 1 -#define VIDEO_AUDIO_MUTABLE 2 -#define VIDEO_AUDIO_VOLUME 4 -#define VIDEO_AUDIO_BASS 8 -#define VIDEO_AUDIO_TREBLE 16 -#define VIDEO_AUDIO_BALANCE 32 - char name[16]; -#define VIDEO_SOUND_MONO 1 -#define VIDEO_SOUND_STEREO 2 -#define VIDEO_SOUND_LANG1 4 -#define VIDEO_SOUND_LANG2 8 - __u16 mode; - __u16 balance; /* Stereo balance */ - __u16 step; /* Step actual volume uses */ -}; - -struct video_clip -{ - __s32 x,y; - __s32 width, height; - struct video_clip *next; /* For user use/driver use only */ -}; - -struct video_window -{ - __u32 x,y; /* Position of window */ - __u32 width,height; /* Its size */ - __u32 chromakey; - __u32 flags; - struct video_clip __user *clips; /* Set only */ - int clipcount; -#define VIDEO_WINDOW_INTERLACE 1 -#define VIDEO_WINDOW_CHROMAKEY 16 /* Overlay by chromakey */ -#define VIDEO_CLIP_BITMAP -1 -/* bitmap is 1024x625, a '1' bit represents a clipped pixel */ -#define VIDEO_CLIPMAP_SIZE (128 * 625) -}; - -struct video_capture -{ - __u32 x,y; /* Offsets into image */ - __u32 width, height; /* Area to capture */ - __u16 decimation; /* Decimation divider */ - __u16 flags; /* Flags for capture */ -#define VIDEO_CAPTURE_ODD 0 /* Temporal */ -#define VIDEO_CAPTURE_EVEN 1 -}; - -struct video_buffer -{ - void *base; - int height,width; - int depth; - int bytesperline; -}; - -struct video_mmap -{ - unsigned int frame; /* Frame (0 - n) for double buffer */ - int height,width; - unsigned int format; /* should be VIDEO_PALETTE_* */ -}; - -struct video_key -{ - __u8 key[8]; - __u32 flags; -}; - -struct video_mbuf -{ - int size; /* Total memory to map */ - int frames; /* Frames */ - int offsets[VIDEO_MAX_FRAME]; -}; - -#define VIDEO_NO_UNIT (-1) - -struct video_unit -{ - int video; /* Video minor */ - int vbi; /* VBI minor */ - int radio; /* Radio minor */ - int audio; /* Audio minor */ - int teletext; /* Teletext minor */ -}; - -struct vbi_format { - __u32 sampling_rate; /* in Hz */ - __u32 samples_per_line; - __u32 sample_format; /* VIDEO_PALETTE_RAW only (1 byte) */ - __s32 start[2]; /* starting line for each frame */ - __u32 count[2]; /* count of lines for each frame */ - __u32 flags; -#define VBI_UNSYNC 1 /* can distingues between top/bottom field */ -#define VBI_INTERLACED 2 /* lines are interlaced */ -}; - -/* video_info is biased towards hardware mpeg encode/decode */ -/* but it could apply generically to any hardware compressor/decompressor */ -struct video_info -{ - __u32 frame_count; /* frames output since decode/encode began */ - __u32 h_size; /* current unscaled horizontal size */ - __u32 v_size; /* current unscaled veritcal size */ - __u32 smpte_timecode; /* current SMPTE timecode (for current GOP) */ - __u32 picture_type; /* current picture type */ - __u32 temporal_reference; /* current temporal reference */ - __u8 user_data[256]; /* user data last found in compressed stream */ - /* user_data[0] contains user data flags, user_data[1] has count */ -}; - -/* generic structure for setting playback modes */ -struct video_play_mode -{ - int mode; - int p1; - int p2; -}; - -/* for loading microcode / fpga programming */ -struct video_code -{ - char loadwhat[16]; /* name or tag of file being passed */ - int datasize; - __u8 *data; -}; - -#define VIDIOCGCAP _IOR('v',1,struct video_capability) /* Get capabilities */ -#define VIDIOCGCHAN _IOWR('v',2,struct video_channel) /* Get channel info (sources) */ -#define VIDIOCSCHAN _IOW('v',3,struct video_channel) /* Set channel */ -#define VIDIOCGTUNER _IOWR('v',4,struct video_tuner) /* Get tuner abilities */ -#define VIDIOCSTUNER _IOW('v',5,struct video_tuner) /* Tune the tuner for the current channel */ -#define VIDIOCGPICT _IOR('v',6,struct video_picture) /* Get picture properties */ -#define VIDIOCSPICT _IOW('v',7,struct video_picture) /* Set picture properties */ -#define VIDIOCCAPTURE _IOW('v',8,int) /* Start, end capture */ -#define VIDIOCGWIN _IOR('v',9, struct video_window) /* Get the video overlay window */ -#define VIDIOCSWIN _IOW('v',10, struct video_window) /* Set the video overlay window - passes clip list for hardware smarts , chromakey etc */ -#define VIDIOCGFBUF _IOR('v',11, struct video_buffer) /* Get frame buffer */ -#define VIDIOCSFBUF _IOW('v',12, struct video_buffer) /* Set frame buffer - root only */ -#define VIDIOCKEY _IOR('v',13, struct video_key) /* Video key event - to dev 255 is to all - cuts capture on all DMA windows with this key (0xFFFFFFFF == all) */ -#define VIDIOCGFREQ _IOR('v',14, unsigned long) /* Set tuner */ -#define VIDIOCSFREQ _IOW('v',15, unsigned long) /* Set tuner */ -#define VIDIOCGAUDIO _IOR('v',16, struct video_audio) /* Get audio info */ -#define VIDIOCSAUDIO _IOW('v',17, struct video_audio) /* Audio source, mute etc */ -#define VIDIOCSYNC _IOW('v',18, int) /* Sync with mmap grabbing */ -#define VIDIOCMCAPTURE _IOW('v',19, struct video_mmap) /* Grab frames */ -#define VIDIOCGMBUF _IOR('v',20, struct video_mbuf) /* Memory map buffer info */ -#define VIDIOCGUNIT _IOR('v',21, struct video_unit) /* Get attached units */ -#define VIDIOCGCAPTURE _IOR('v',22, struct video_capture) /* Get subcapture */ -#define VIDIOCSCAPTURE _IOW('v',23, struct video_capture) /* Set subcapture */ -#define VIDIOCSPLAYMODE _IOW('v',24, struct video_play_mode) /* Set output video mode/feature */ -#define VIDIOCSWRITEMODE _IOW('v',25, int) /* Set write mode */ -#define VIDIOCGPLAYINFO _IOR('v',26, struct video_info) /* Get current playback info from hardware */ -#define VIDIOCSMICROCODE _IOW('v',27, struct video_code) /* Load microcode into hardware */ -#define VIDIOCGVBIFMT _IOR('v',28, struct vbi_format) /* Get VBI information */ -#define VIDIOCSVBIFMT _IOW('v',29, struct vbi_format) /* Set VBI information */ - - -#define BASE_VIDIOCPRIVATE 192 /* 192-255 are private */ - -/* VIDIOCSWRITEMODE */ -#define VID_WRITE_MPEG_AUD 0 -#define VID_WRITE_MPEG_VID 1 -#define VID_WRITE_OSD 2 -#define VID_WRITE_TTX 3 -#define VID_WRITE_CC 4 -#define VID_WRITE_MJPEG 5 - -/* VIDIOCSPLAYMODE */ -#define VID_PLAY_VID_OUT_MODE 0 - /* p1: = VIDEO_MODE_PAL, VIDEO_MODE_NTSC, etc ... */ -#define VID_PLAY_GENLOCK 1 - /* p1: 0 = OFF, 1 = ON */ - /* p2: GENLOCK FINE DELAY value */ -#define VID_PLAY_NORMAL 2 -#define VID_PLAY_PAUSE 3 -#define VID_PLAY_SINGLE_FRAME 4 -#define VID_PLAY_FAST_FORWARD 5 -#define VID_PLAY_SLOW_MOTION 6 -#define VID_PLAY_IMMEDIATE_NORMAL 7 -#define VID_PLAY_SWITCH_CHANNELS 8 -#define VID_PLAY_FREEZE_FRAME 9 -#define VID_PLAY_STILL_MODE 10 -#define VID_PLAY_MASTER_MODE 11 - /* p1: see below */ -#define VID_PLAY_MASTER_NONE 1 -#define VID_PLAY_MASTER_VIDEO 2 -#define VID_PLAY_MASTER_AUDIO 3 -#define VID_PLAY_ACTIVE_SCANLINES 12 - /* p1 = first active; p2 = last active */ -#define VID_PLAY_RESET 13 -#define VID_PLAY_END_MARK 14 - -#endif /* CONFIG_VIDEO_V4L1_COMPAT */ -#endif /* __MIN_V4L1 */ - -#endif /* __LINUX_VIDEODEV_H */ - -/* - * Local variables: - * c-basic-offset: 8 - * End: - */ diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index 61490c6dcdbd..be82c8ead1af 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -70,6 +70,7 @@ * Moved from videodev.h */ #define VIDEO_MAX_FRAME 32 +#define VIDEO_MAX_PLANES 8 #ifndef __KERNEL__ @@ -157,9 +158,23 @@ enum v4l2_buf_type { /* Experimental */ V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8, #endif + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE = 9, + V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE = 10, V4L2_BUF_TYPE_PRIVATE = 0x80, }; +#define V4L2_TYPE_IS_MULTIPLANAR(type) \ + ((type) == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE \ + || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) + +#define V4L2_TYPE_IS_OUTPUT(type) \ + ((type) == V4L2_BUF_TYPE_VIDEO_OUTPUT \ + || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE \ + || (type) == V4L2_BUF_TYPE_VIDEO_OVERLAY \ + || (type) == V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY \ + || (type) == V4L2_BUF_TYPE_VBI_OUTPUT \ + || (type) == V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) + enum v4l2_tuner_type { V4L2_TUNER_RADIO = 1, V4L2_TUNER_ANALOG_TV = 2, @@ -245,6 +260,11 @@ struct v4l2_capability { #define V4L2_CAP_HW_FREQ_SEEK 0x00000400 /* Can do hardware frequency seek */ #define V4L2_CAP_RDS_OUTPUT 0x00000800 /* Is an RDS encoder */ +/* Is a video capture device that supports multiplanar formats */ +#define V4L2_CAP_VIDEO_CAPTURE_MPLANE 0x00001000 +/* Is a video output device that supports multiplanar formats */ +#define V4L2_CAP_VIDEO_OUTPUT_MPLANE 0x00002000 + #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ #define V4L2_CAP_RADIO 0x00040000 /* is a radio device */ @@ -288,6 +308,7 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_Y4 v4l2_fourcc('Y', '0', '4', ' ') /* 4 Greyscale */ #define V4L2_PIX_FMT_Y6 v4l2_fourcc('Y', '0', '6', ' ') /* 6 Greyscale */ #define V4L2_PIX_FMT_Y10 v4l2_fourcc('Y', '1', '0', ' ') /* 10 Greyscale */ +#define V4L2_PIX_FMT_Y12 v4l2_fourcc('Y', '1', '2', ' ') /* 12 Greyscale */ #define V4L2_PIX_FMT_Y16 v4l2_fourcc('Y', '1', '6', ' ') /* 16 Greyscale */ /* Palette formats */ @@ -319,6 +340,13 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_NV16 v4l2_fourcc('N', 'V', '1', '6') /* 16 Y/CbCr 4:2:2 */ #define V4L2_PIX_FMT_NV61 v4l2_fourcc('N', 'V', '6', '1') /* 16 Y/CrCb 4:2:2 */ +/* two non contiguous planes - one Y, one Cr + Cb interleaved */ +#define V4L2_PIX_FMT_NV12M v4l2_fourcc('N', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 */ +#define V4L2_PIX_FMT_NV12MT v4l2_fourcc('T', 'M', '1', '2') /* 12 Y/CbCr 4:2:0 64x32 macroblocks */ + +/* three non contiguous planes - Y, Cb, Cr */ +#define V4L2_PIX_FMT_YUV420M v4l2_fourcc('Y', 'M', '1', '2') /* 12 YUV420 planar */ + /* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */ #define V4L2_PIX_FMT_SBGGR8 v4l2_fourcc('B', 'A', '8', '1') /* 8 BGBG.. GRGR.. */ #define V4L2_PIX_FMT_SGBRG8 v4l2_fourcc('G', 'B', 'R', 'G') /* 8 GBGB.. RGRG.. */ @@ -328,6 +356,10 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_SGBRG10 v4l2_fourcc('G', 'B', '1', '0') /* 10 GBGB.. RGRG.. */ #define V4L2_PIX_FMT_SGRBG10 v4l2_fourcc('B', 'A', '1', '0') /* 10 GRGR.. BGBG.. */ #define V4L2_PIX_FMT_SRGGB10 v4l2_fourcc('R', 'G', '1', '0') /* 10 RGRG.. GBGB.. */ +#define V4L2_PIX_FMT_SBGGR12 v4l2_fourcc('B', 'G', '1', '2') /* 12 BGBG.. GRGR.. */ +#define V4L2_PIX_FMT_SGBRG12 v4l2_fourcc('G', 'B', '1', '2') /* 12 GBGB.. RGRG.. */ +#define V4L2_PIX_FMT_SGRBG12 v4l2_fourcc('B', 'A', '1', '2') /* 12 GRGR.. BGBG.. */ +#define V4L2_PIX_FMT_SRGGB12 v4l2_fourcc('R', 'G', '1', '2') /* 12 RGRG.. GBGB.. */ /* 10bit raw bayer DPCM compressed to 8 bits */ #define V4L2_PIX_FMT_SGRBG10DPCM8 v4l2_fourcc('B', 'D', '1', '0') /* @@ -363,6 +395,9 @@ struct v4l2_pix_format { #define V4L2_PIX_FMT_OV518 v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */ #define V4L2_PIX_FMT_STV0680 v4l2_fourcc('S', '6', '8', '0') /* stv0680 bayer */ #define V4L2_PIX_FMT_TM6000 v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */ +#define V4L2_PIX_FMT_CIT_YYVYUY v4l2_fourcc('C', 'I', 'T', 'V') /* one line of Y then 1 line of VYUY */ +#define V4L2_PIX_FMT_KONICA420 v4l2_fourcc('K', 'O', 'N', 'I') /* YUV420 planar in blocks of 256 pixels */ +#define V4L2_PIX_FMT_JPGL v4l2_fourcc('J', 'P', 'G', 'L') /* JPEG-Lite */ /* * F O R M A T E N U M E R A T I O N @@ -515,6 +550,62 @@ struct v4l2_requestbuffers { __u32 reserved[2]; }; +/** + * struct v4l2_plane - plane info for multi-planar buffers + * @bytesused: number of bytes occupied by data in the plane (payload) + * @length: size of this plane (NOT the payload) in bytes + * @mem_offset: when memory in the associated struct v4l2_buffer is + * V4L2_MEMORY_MMAP, equals the offset from the start of + * the device memory for this plane (or is a "cookie" that + * should be passed to mmap() called on the video node) + * @userptr: when memory is V4L2_MEMORY_USERPTR, a userspace pointer + * pointing to this plane + * @data_offset: offset in the plane to the start of data; usually 0, + * unless there is a header in front of the data + * + * Multi-planar buffers consist of one or more planes, e.g. an YCbCr buffer + * with two planes can have one plane for Y, and another for interleaved CbCr + * components. Each plane can reside in a separate memory buffer, or even in + * a completely separate memory node (e.g. in embedded devices). + */ +struct v4l2_plane { + __u32 bytesused; + __u32 length; + union { + __u32 mem_offset; + unsigned long userptr; + } m; + __u32 data_offset; + __u32 reserved[11]; +}; + +/** + * struct v4l2_buffer - video buffer info + * @index: id number of the buffer + * @type: buffer type (type == *_MPLANE for multiplanar buffers) + * @bytesused: number of bytes occupied by data in the buffer (payload); + * unused (set to 0) for multiplanar buffers + * @flags: buffer informational flags + * @field: field order of the image in the buffer + * @timestamp: frame timestamp + * @timecode: frame timecode + * @sequence: sequence count of this frame + * @memory: the method, in which the actual video data is passed + * @offset: for non-multiplanar buffers with memory == V4L2_MEMORY_MMAP; + * offset from the start of the device memory for this plane, + * (or a "cookie" that should be passed to mmap() as offset) + * @userptr: for non-multiplanar buffers with memory == V4L2_MEMORY_USERPTR; + * a userspace pointer pointing to this buffer + * @planes: for multiplanar buffers; userspace pointer to the array of plane + * info structs for this buffer + * @length: size in bytes of the buffer (NOT its payload) for single-plane + * buffers (when type != *_MPLANE); number of elements in the + * planes array for multi-plane buffers + * @input: input number from which the video data has has been captured + * + * Contains data exchanged by application and driver using one of the Streaming + * I/O methods. + */ struct v4l2_buffer { __u32 index; enum v4l2_buf_type type; @@ -530,6 +621,7 @@ struct v4l2_buffer { union { __u32 offset; unsigned long userptr; + struct v4l2_plane *planes; } m; __u32 length; __u32 input; @@ -1045,8 +1137,11 @@ enum v4l2_colorfx { #define V4L2_CID_CHROMA_GAIN (V4L2_CID_BASE+36) +#define V4L2_CID_ILLUMINATORS_1 (V4L2_CID_BASE+37) +#define V4L2_CID_ILLUMINATORS_2 (V4L2_CID_BASE+38) + /* last CID + 1 */ -#define V4L2_CID_LASTP1 (V4L2_CID_BASE+37) +#define V4L2_CID_LASTP1 (V4L2_CID_BASE+39) /* MPEG-class control IDs defined by V4L2 */ #define V4L2_CID_MPEG_BASE (V4L2_CTRL_CLASS_MPEG | 0x900) @@ -1363,6 +1458,8 @@ struct v4l2_modulator { #define V4L2_TUNER_CAP_SAP 0x0020 #define V4L2_TUNER_CAP_LANG1 0x0040 #define V4L2_TUNER_CAP_RDS 0x0080 +#define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 +#define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 /* Flags for the 'rxsubchans' field */ #define V4L2_TUNER_SUB_MONO 0x0001 @@ -1392,7 +1489,8 @@ struct v4l2_hw_freq_seek { enum v4l2_tuner_type type; __u32 seek_upward; __u32 wrap_around; - __u32 reserved[8]; + __u32 spacing; + __u32 reserved[7]; }; /* @@ -1614,12 +1712,56 @@ struct v4l2_mpeg_vbi_fmt_ivtv { * A G G R E G A T E S T R U C T U R E S */ -/* Stream data format +/** + * struct v4l2_plane_pix_format - additional, per-plane format definition + * @sizeimage: maximum size in bytes required for data, for which + * this plane will be used + * @bytesperline: distance in bytes between the leftmost pixels in two + * adjacent lines + */ +struct v4l2_plane_pix_format { + __u32 sizeimage; + __u16 bytesperline; + __u16 reserved[7]; +} __attribute__ ((packed)); + +/** + * struct v4l2_pix_format_mplane - multiplanar format definition + * @width: image width in pixels + * @height: image height in pixels + * @pixelformat: little endian four character code (fourcc) + * @field: field order (for interlaced video) + * @colorspace: supplemental to pixelformat + * @plane_fmt: per-plane information + * @num_planes: number of planes for this format + */ +struct v4l2_pix_format_mplane { + __u32 width; + __u32 height; + __u32 pixelformat; + enum v4l2_field field; + enum v4l2_colorspace colorspace; + + struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES]; + __u8 num_planes; + __u8 reserved[11]; +} __attribute__ ((packed)); + +/** + * struct v4l2_format - stream data format + * @type: type of the data stream + * @pix: definition of an image format + * @pix_mp: definition of a multiplanar image format + * @win: definition of an overlaid image + * @vbi: raw VBI capture or output parameters + * @sliced: sliced VBI capture or output parameters + * @raw_data: placeholder for future extensions and custom formats */ struct v4l2_format { enum v4l2_buf_type type; union { struct v4l2_pix_format pix; /* V4L2_BUF_TYPE_VIDEO_CAPTURE */ + struct v4l2_pix_format_mplane pix_mp; /* V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE */ struct v4l2_window win; /* V4L2_BUF_TYPE_VIDEO_OVERLAY */ struct v4l2_vbi_format vbi; /* V4L2_BUF_TYPE_VBI_CAPTURE */ struct v4l2_sliced_vbi_format sliced; /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */ @@ -1627,7 +1769,6 @@ struct v4l2_format { } fmt; }; - /* Stream type-dependent parameters */ struct v4l2_streamparm { @@ -1800,16 +1941,6 @@ struct v4l2_dbg_chip_ident { /* Reminder: when adding new ioctls please add support for them to drivers/media/video/v4l2-compat-ioctl32.c as well! */ -#ifdef __OLD_VIDIOC_ -/* for compatibility, will go away some day */ -#define VIDIOC_OVERLAY_OLD _IOWR('V', 14, int) -#define VIDIOC_S_PARM_OLD _IOW('V', 22, struct v4l2_streamparm) -#define VIDIOC_S_CTRL_OLD _IOW('V', 28, struct v4l2_control) -#define VIDIOC_G_AUDIO_OLD _IOWR('V', 33, struct v4l2_audio) -#define VIDIOC_G_AUDOUT_OLD _IOWR('V', 49, struct v4l2_audioout) -#define VIDIOC_CROPCAP_OLD _IOR('V', 58, struct v4l2_cropcap) -#endif - #define BASE_VIDIOC_PRIVATE 192 /* 192-255 are private */ #endif /* __LINUX_VIDEODEV2_H */ diff --git a/include/linux/videotext.h b/include/linux/videotext.h deleted file mode 100644 index 3e68c8d1c7f7..000000000000 --- a/include/linux/videotext.h +++ /dev/null @@ -1,125 +0,0 @@ -#ifndef _VTX_H -#define _VTX_H - -/* - * Teletext (=Videotext) hardware decoders using interface /dev/vtx - * Do not confuse with drivers using /dev/vbi which decode videotext by software - * - * Videotext IOCTLs changed in order to use _IO() macros defined in <linux/ioctl.h>, - * unused tuner IOCTLs cleaned up by - * Michael Geng <linux@MichaelGeng.de> - * - * Copyright (c) 1994-97 Martin Buck <martin-2.buck@student.uni-ulm.de> - * Read COPYING for more information - * - */ - - -/* - * Videotext ioctls - */ -#define VTXIOCGETINFO _IOR (0x81, 1, vtx_info_t) -#define VTXIOCCLRPAGE _IOW (0x81, 2, vtx_pagereq_t) -#define VTXIOCCLRFOUND _IOW (0x81, 3, vtx_pagereq_t) -#define VTXIOCPAGEREQ _IOW (0x81, 4, vtx_pagereq_t) -#define VTXIOCGETSTAT _IOW (0x81, 5, vtx_pagereq_t) -#define VTXIOCGETPAGE _IOW (0x81, 6, vtx_pagereq_t) -#define VTXIOCSTOPDAU _IOW (0x81, 7, vtx_pagereq_t) -#define VTXIOCPUTPAGE _IO (0x81, 8) -#define VTXIOCSETDISP _IO (0x81, 9) -#define VTXIOCPUTSTAT _IO (0x81, 10) -#define VTXIOCCLRCACHE _IO (0x81, 11) -#define VTXIOCSETVIRT _IOW (0x81, 12, long) - -/* for compatibility, will go away some day */ -#define VTXIOCGETINFO_OLD 0x7101 /* get version of driver & capabilities of vtx-chipset */ -#define VTXIOCCLRPAGE_OLD 0x7102 /* clear page-buffer */ -#define VTXIOCCLRFOUND_OLD 0x7103 /* clear bits indicating that page was found */ -#define VTXIOCPAGEREQ_OLD 0x7104 /* search for page */ -#define VTXIOCGETSTAT_OLD 0x7105 /* get status of page-buffer */ -#define VTXIOCGETPAGE_OLD 0x7106 /* get contents of page-buffer */ -#define VTXIOCSTOPDAU_OLD 0x7107 /* stop data acquisition unit */ -#define VTXIOCPUTPAGE_OLD 0x7108 /* display page on TV-screen */ -#define VTXIOCSETDISP_OLD 0x7109 /* set TV-mode */ -#define VTXIOCPUTSTAT_OLD 0x710a /* set status of TV-output-buffer */ -#define VTXIOCCLRCACHE_OLD 0x710b /* clear cache on VTX-interface (if avail.) */ -#define VTXIOCSETVIRT_OLD 0x710c /* turn on virtual mode (this disables TV-display) */ - -/* - * Definitions for VTXIOCGETINFO - */ - -#define SAA5243 0 -#define SAA5246 1 -#define SAA5249 2 -#define SAA5248 3 -#define XSTV5346 4 - -typedef struct { - int version_major, version_minor; /* version of driver; if version_major changes, driver */ - /* is not backward compatible!!! CHECK THIS!!! */ - int numpages; /* number of page-buffers of vtx-chipset */ - int cct_type; /* type of vtx-chipset (SAA5243, SAA5246, SAA5248 or - * SAA5249) */ -} -vtx_info_t; - - -/* - * Definitions for VTXIOC{CLRPAGE,CLRFOUND,PAGEREQ,GETSTAT,GETPAGE,STOPDAU,PUTPAGE,SETDISP} - */ - -#define MIN_UNIT (1<<0) -#define MIN_TEN (1<<1) -#define HR_UNIT (1<<2) -#define HR_TEN (1<<3) -#define PG_UNIT (1<<4) -#define PG_TEN (1<<5) -#define PG_HUND (1<<6) -#define PGMASK_MAX (1<<7) -#define PGMASK_PAGE (PG_HUND | PG_TEN | PG_UNIT) -#define PGMASK_HOUR (HR_TEN | HR_UNIT) -#define PGMASK_MINUTE (MIN_TEN | MIN_UNIT) - -typedef struct -{ - int page; /* number of requested page (hexadecimal) */ - int hour; /* requested hour (hexadecimal) */ - int minute; /* requested minute (hexadecimal) */ - int pagemask; /* mask defining which values of the above are set */ - int pgbuf; /* buffer where page will be stored */ - int start; /* start of requested part of page */ - int end; /* end of requested part of page */ - void __user *buffer; /* pointer to beginning of destination buffer */ -} -vtx_pagereq_t; - - -/* - * Definitions for VTXIOC{GETSTAT,PUTSTAT} - */ - -#define VTX_PAGESIZE (40 * 24) -#define VTX_VIRTUALSIZE (40 * 49) - -typedef struct -{ - int pagenum; /* number of page (hexadecimal) */ - int hour; /* hour (hexadecimal) */ - int minute; /* minute (hexadecimal) */ - int charset; /* national charset */ - unsigned delete : 1; /* delete page (C4) */ - unsigned headline : 1; /* insert headline (C5) */ - unsigned subtitle : 1; /* insert subtitle (C6) */ - unsigned supp_header : 1; /* suppress header (C7) */ - unsigned update : 1; /* update page (C8) */ - unsigned inter_seq : 1; /* interrupted sequence (C9) */ - unsigned dis_disp : 1; /* disable/suppress display (C10) */ - unsigned serial : 1; /* serial mode (C11) */ - unsigned notfound : 1; /* /FOUND */ - unsigned pblf : 1; /* PBLF */ - unsigned hamming : 1; /* hamming-error occurred */ -} -vtx_pageinfo_t; - -#endif /* _VTX_H */ diff --git a/include/linux/virtio_9p.h b/include/linux/virtio_9p.h index 1faa80d92f05..e68b439b2860 100644 --- a/include/linux/virtio_9p.h +++ b/include/linux/virtio_9p.h @@ -5,7 +5,6 @@ #include <linux/types.h> #include <linux/virtio_ids.h> #include <linux/virtio_config.h> -#include <linux/types.h> /* The feature bitmap for virtio 9P */ diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index 0093dd7c1d6f..800617b4ddd5 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -109,7 +109,10 @@ static inline bool virtio_has_feature(const struct virtio_device *vdev, unsigned int fbit) { /* Did you forget to fix assumptions on max features? */ - MAYBE_BUILD_BUG_ON(fbit >= 32); + if (__builtin_constant_p(fbit)) + BUILD_BUG_ON(fbit >= 32); + else + BUG_ON(fbit >= 32); if (fbit < VIRTIO_TRANSPORT_F_START) virtio_check_driver_offered_feature(vdev, fbit); diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h index a85064db8f94..e4d333543a33 100644 --- a/include/linux/virtio_console.h +++ b/include/linux/virtio_console.h @@ -7,7 +7,8 @@ * This header, excluding the #ifdef __KERNEL__ part, is BSD licensed so * anyone can use the definitions to implement compatible drivers/servers. * - * Copyright (C) Red Hat, Inc., 2009, 2010 + * Copyright (C) Red Hat, Inc., 2009, 2010, 2011 + * Copyright (C) Amit Shah <amit.shah@redhat.com>, 2009, 2010, 2011 */ /* Feature bits */ diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 63a4fe6d51bd..9332e52ea8c2 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -7,8 +7,6 @@ struct vm_area_struct; /* vma defining user mapping in mm_types.h */ -extern bool vmap_lazy_unmap; - /* bits in flags of vmalloc's vm_struct below */ #define VM_IOREMAP 0x00000001 /* ioremap() and friends */ #define VM_ALLOC 0x00000002 /* vmalloc() */ @@ -53,14 +51,17 @@ static inline void vmalloc_init(void) #endif extern void *vmalloc(unsigned long size); +extern void *vzalloc(unsigned long size); extern void *vmalloc_user(unsigned long size); extern void *vmalloc_node(unsigned long size, int node); +extern void *vzalloc_node(unsigned long size, int node); extern void *vmalloc_exec(unsigned long size); extern void *vmalloc_32(unsigned long size); extern void *vmalloc_32_user(unsigned long size); extern void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot); -extern void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, - pgprot_t prot); +extern void *__vmalloc_node_range(unsigned long size, unsigned long align, + unsigned long start, unsigned long end, gfp_t gfp_mask, + pgprot_t prot, int node, void *caller); extern void vfree(const void *addr); extern void *vmap(struct page **pages, unsigned int count, @@ -90,17 +91,31 @@ extern struct vm_struct *__get_vm_area_caller(unsigned long size, unsigned long flags, unsigned long start, unsigned long end, void *caller); -extern struct vm_struct *get_vm_area_node(unsigned long size, - unsigned long flags, int node, - gfp_t gfp_mask); extern struct vm_struct *remove_vm_area(const void *addr); extern int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages); +#ifdef CONFIG_MMU extern int map_kernel_range_noflush(unsigned long start, unsigned long size, pgprot_t prot, struct page **pages); extern void unmap_kernel_range_noflush(unsigned long addr, unsigned long size); extern void unmap_kernel_range(unsigned long addr, unsigned long size); +#else +static inline int +map_kernel_range_noflush(unsigned long start, unsigned long size, + pgprot_t prot, struct page **pages) +{ + return size >> PAGE_SHIFT; +} +static inline void +unmap_kernel_range_noflush(unsigned long addr, unsigned long size) +{ +} +static inline void +unmap_kernel_range(unsigned long addr, unsigned long size) +{ +} +#endif /* Allocate/destroy a 'vmalloc' VM area. */ extern struct vm_struct *alloc_vm_area(size_t size); @@ -118,11 +133,26 @@ extern struct vm_struct *vmlist; extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); #ifdef CONFIG_SMP +# ifdef CONFIG_MMU struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets, const size_t *sizes, int nr_vms, - size_t align, gfp_t gfp_mask); + size_t align); void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms); +# else +static inline struct vm_struct ** +pcpu_get_vm_areas(const unsigned long *offsets, + const size_t *sizes, int nr_vms, + size_t align) +{ + return NULL; +} + +static inline void +pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms) +{ +} +# endif #endif #endif /* _LINUX_VMALLOC_H */ diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index eaaea37b3b75..2b3831b58aa4 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -58,6 +58,13 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT, UNEVICTABLE_PGCLEARED, /* on COW, page truncate */ UNEVICTABLE_PGSTRANDED, /* unable to isolate on unlock */ UNEVICTABLE_MLOCKFREED, +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + THP_FAULT_ALLOC, + THP_FAULT_FALLBACK, + THP_COLLAPSE_ALLOC, + THP_COLLAPSE_ALLOC_FAILED, + THP_SPLIT, +#endif NR_VM_EVENT_ITEMS }; @@ -220,12 +227,12 @@ static inline unsigned long node_page_state(int node, zone_page_state(&zones[ZONE_MOVABLE], item); } -extern void zone_statistics(struct zone *, struct zone *); +extern void zone_statistics(struct zone *, struct zone *, gfp_t gfp); #else #define node_page_state(node, item) global_page_state(item) -#define zone_statistics(_zl,_z) do { } while (0) +#define zone_statistics(_zl, _z, gfp) do { } while (0) #endif /* CONFIG_NUMA */ @@ -254,6 +261,11 @@ extern void dec_zone_state(struct zone *, enum zone_stat_item); extern void __dec_zone_state(struct zone *, enum zone_stat_item); void refresh_cpu_vm_stats(int); + +int calculate_pressure_threshold(struct zone *zone); +int calculate_normal_threshold(struct zone *zone); +void set_pgdat_percpu_threshold(pg_data_t *pgdat, + int (*calculate_pressure)(struct zone *)); #else /* CONFIG_SMP */ /* @@ -298,6 +310,8 @@ static inline void __dec_zone_page_state(struct page *page, #define dec_zone_page_state __dec_zone_page_state #define mod_zone_page_state __mod_zone_page_state +#define set_pgdat_percpu_threshold(pgdat, callback) { } + static inline void refresh_cpu_vm_stats(int cpu) { } #endif diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h index 6625cc1ab758..4d05e14ea60c 100644 --- a/include/linux/vt_kern.h +++ b/include/linux/vt_kern.h @@ -142,14 +142,6 @@ static inline bool vt_force_oops_output(struct vc_data *vc) return false; } -/* - * vc_screen.c shares this temporary buffer with the console write code so that - * we can easily avoid touching user space while holding the console spinlock. - */ - -#define CON_BUF_SIZE (CONFIG_BASE_SMALL ? 256 : PAGE_SIZE) -extern char con_buf[CON_BUF_SIZE]; -extern struct mutex con_buf_mtx; extern char vt_dont_switch; extern int default_utf8; extern int global_cursor_default; diff --git a/include/linux/wimax.h b/include/linux/wimax.h index 4fdcc5635518..9f6b77af2f6d 100644 --- a/include/linux/wimax.h +++ b/include/linux/wimax.h @@ -114,7 +114,7 @@ enum { WIMAX_GNL_RESET_IFIDX = 1, }; -/* Atributes for wimax_state_get() */ +/* Attributes for wimax_state_get() */ enum { WIMAX_GNL_STGET_IFIDX = 1, }; diff --git a/include/linux/wl12xx.h b/include/linux/wl12xx.h index 4f902e1908aa..4b697395326e 100644 --- a/include/linux/wl12xx.h +++ b/include/linux/wl12xx.h @@ -24,14 +24,41 @@ #ifndef _LINUX_WL12XX_H #define _LINUX_WL12XX_H +/* Reference clock values */ +enum { + WL12XX_REFCLOCK_19 = 0, /* 19.2 MHz */ + WL12XX_REFCLOCK_26 = 1, /* 26 MHz */ + WL12XX_REFCLOCK_38 = 2, /* 38.4 MHz */ + WL12XX_REFCLOCK_52 = 3, /* 52 MHz */ + WL12XX_REFCLOCK_38_XTAL = 4, /* 38.4 MHz, XTAL */ + WL12XX_REFCLOCK_26_XTAL = 5, /* 26 MHz, XTAL */ +}; + +/* TCXO clock values */ +enum { + WL12XX_TCXOCLOCK_19_2 = 0, /* 19.2MHz */ + WL12XX_TCXOCLOCK_26 = 1, /* 26 MHz */ + WL12XX_TCXOCLOCK_38_4 = 2, /* 38.4MHz */ + WL12XX_TCXOCLOCK_52 = 3, /* 52 MHz */ + WL12XX_TCXOCLOCK_16_368 = 4, /* 16.368 MHz */ + WL12XX_TCXOCLOCK_32_736 = 5, /* 32.736 MHz */ + WL12XX_TCXOCLOCK_16_8 = 6, /* 16.8 MHz */ + WL12XX_TCXOCLOCK_33_6 = 7, /* 33.6 MHz */ +}; + struct wl12xx_platform_data { void (*set_power)(bool enable); /* SDIO only: IRQ number if WLAN_IRQ line is used, 0 for SDIO IRQs */ int irq; bool use_eeprom; int board_ref_clock; + int board_tcxo_clock; + unsigned long platform_quirks; }; +/* Platform does not support level trigger interrupts */ +#define WL12XX_PLATFORM_QUIRK_EDGE_IRQ BIT(0) + #ifdef CONFIG_WL12XX_PLATFORM_DATA int wl12xx_set_platform_data(const struct wl12xx_platform_data *data); diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 070bb7a88936..f584aba78ca9 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -127,12 +127,20 @@ struct execute_work { .timer = TIMER_INITIALIZER(NULL, 0, 0), \ } +#define __DEFERRED_WORK_INITIALIZER(n, f) { \ + .work = __WORK_INITIALIZER((n).work, (f)), \ + .timer = TIMER_DEFERRED_INITIALIZER(NULL, 0, 0), \ + } + #define DECLARE_WORK(n, f) \ struct work_struct n = __WORK_INITIALIZER(n, f) #define DECLARE_DELAYED_WORK(n, f) \ struct delayed_work n = __DELAYED_WORK_INITIALIZER(n, f) +#define DECLARE_DEFERRED_WORK(n, f) \ + struct delayed_work n = __DEFERRED_WORK_INITIALIZER(n, f) + /* * initialize a work item's function pointer */ @@ -190,7 +198,7 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } __INIT_WORK((_work), (_func), 0); \ } while (0) -#define INIT_WORK_ON_STACK(_work, _func) \ +#define INIT_WORK_ONSTACK(_work, _func) \ do { \ __INIT_WORK((_work), (_func), 1); \ } while (0) @@ -201,9 +209,9 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } init_timer(&(_work)->timer); \ } while (0) -#define INIT_DELAYED_WORK_ON_STACK(_work, _func) \ +#define INIT_DELAYED_WORK_ONSTACK(_work, _func) \ do { \ - INIT_WORK_ON_STACK(&(_work)->work, (_func)); \ + INIT_WORK_ONSTACK(&(_work)->work, (_func)); \ init_timer_on_stack(&(_work)->timer); \ } while (0) @@ -242,7 +250,7 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; } enum { WQ_NON_REENTRANT = 1 << 0, /* guarantee non-reentrance */ WQ_UNBOUND = 1 << 1, /* not bound to any cpu */ - WQ_FREEZEABLE = 1 << 2, /* freeze during suspend */ + WQ_FREEZABLE = 1 << 2, /* freeze during suspend */ WQ_MEM_RECLAIM = 1 << 3, /* may be used for memory reclaim */ WQ_HIGHPRI = 1 << 4, /* high priority */ WQ_CPU_INTENSIVE = 1 << 5, /* cpu instensive workqueue */ @@ -278,11 +286,15 @@ enum { * any specific CPU, not concurrency managed, and all queued works are * executed immediately as long as max_active limit is not reached and * resources are available. + * + * system_freezable_wq is equivalent to system_wq except that it's + * freezable. */ extern struct workqueue_struct *system_wq; extern struct workqueue_struct *system_long_wq; extern struct workqueue_struct *system_nrt_wq; extern struct workqueue_struct *system_unbound_wq; +extern struct workqueue_struct *system_freezable_wq; extern struct workqueue_struct * __alloc_workqueue_key(const char *name, unsigned int flags, int max_active, @@ -310,7 +322,7 @@ __alloc_workqueue_key(const char *name, unsigned int flags, int max_active, /** * alloc_ordered_workqueue - allocate an ordered workqueue * @name: name of the workqueue - * @flags: WQ_* flags (only WQ_FREEZEABLE and WQ_MEM_RECLAIM are meaningful) + * @flags: WQ_* flags (only WQ_FREEZABLE and WQ_MEM_RECLAIM are meaningful) * * Allocate an ordered workqueue. An ordered workqueue executes at * most one work item at any given time in the queued order. They are @@ -327,8 +339,8 @@ alloc_ordered_workqueue(const char *name, unsigned int flags) #define create_workqueue(name) \ alloc_workqueue((name), WQ_MEM_RECLAIM, 1) -#define create_freezeable_workqueue(name) \ - alloc_workqueue((name), WQ_FREEZEABLE | WQ_UNBOUND | WQ_MEM_RECLAIM, 1) +#define create_freezable_workqueue(name) \ + alloc_workqueue((name), WQ_FREEZABLE | WQ_UNBOUND | WQ_MEM_RECLAIM, 1) #define create_singlethread_workqueue(name) \ alloc_workqueue((name), WQ_UNBOUND | WQ_MEM_RECLAIM, 1) @@ -401,7 +413,7 @@ static inline bool __cancel_delayed_work(struct delayed_work *work) } /* Obsolete. use cancel_delayed_work_sync() */ -static inline +static inline __deprecated void cancel_rearming_delayed_workqueue(struct workqueue_struct *wq, struct delayed_work *work) { @@ -409,7 +421,7 @@ void cancel_rearming_delayed_workqueue(struct workqueue_struct *wq, } /* Obsolete. use cancel_delayed_work_sync() */ -static inline +static inline __deprecated void cancel_rearming_delayed_work(struct delayed_work *work) { cancel_delayed_work_sync(work); diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 72a5d647a5f2..17e7ccc322a5 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -9,9 +9,7 @@ struct backing_dev_info; -extern spinlock_t inode_lock; -extern struct list_head inode_in_use; -extern struct list_head inode_unused; +extern spinlock_t inode_wb_list_lock; /* * fs/fs-writeback.c @@ -60,7 +58,9 @@ struct writeback_control { struct bdi_writeback; int inode_wait(void *); void writeback_inodes_sb(struct super_block *); +void writeback_inodes_sb_nr(struct super_block *, unsigned long nr); int writeback_inodes_sb_if_idle(struct super_block *); +int writeback_inodes_sb_nr_if_idle(struct super_block *, unsigned long nr); void sync_inodes_sb(struct super_block *); void writeback_inodes_wb(struct bdi_writeback *wb, struct writeback_control *wbc); @@ -143,12 +143,16 @@ typedef int (*writepage_t)(struct page *page, struct writeback_control *wbc, int generic_writepages(struct address_space *mapping, struct writeback_control *wbc); +void tag_pages_for_writeback(struct address_space *mapping, + pgoff_t start, pgoff_t end); int write_cache_pages(struct address_space *mapping, struct writeback_control *wbc, writepage_t writepage, void *data); int do_writepages(struct address_space *mapping, struct writeback_control *wbc); void set_page_dirty_balance(struct page *page, int page_mkwrite); void writeback_set_ratelimit(void); +void tag_pages_for_writeback(struct address_space *mapping, + pgoff_t start, pgoff_t end); /* pdflush.c */ extern int nr_pdflush_threads; /* Global so it can be exported to sysctl diff --git a/include/linux/xattr.h b/include/linux/xattr.h index f1e5bde4b35a..6050783005bd 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -40,9 +40,15 @@ #define XATTR_SMACK_SUFFIX "SMACK64" #define XATTR_SMACK_IPIN "SMACK64IPIN" #define XATTR_SMACK_IPOUT "SMACK64IPOUT" +#define XATTR_SMACK_EXEC "SMACK64EXEC" +#define XATTR_SMACK_TRANSMUTE "SMACK64TRANSMUTE" +#define XATTR_SMACK_MMAP "SMACK64MMAP" #define XATTR_NAME_SMACK XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX #define XATTR_NAME_SMACKIPIN XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN #define XATTR_NAME_SMACKIPOUT XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT +#define XATTR_NAME_SMACKEXEC XATTR_SECURITY_PREFIX XATTR_SMACK_EXEC +#define XATTR_NAME_SMACKTRANSMUTE XATTR_SECURITY_PREFIX XATTR_SMACK_TRANSMUTE +#define XATTR_NAME_SMACKMMAP XATTR_SECURITY_PREFIX XATTR_SMACK_MMAP #define XATTR_CAPS_SUFFIX "capability" #define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h index b971e3848493..22e61fdf75a2 100644 --- a/include/linux/xfrm.h +++ b/include/linux/xfrm.h @@ -84,6 +84,16 @@ struct xfrm_replay_state { __u32 bitmap; }; +struct xfrm_replay_state_esn { + unsigned int bmp_len; + __u32 oseq; + __u32 seq; + __u32 oseq_hi; + __u32 seq_hi; + __u32 replay_window; + __u32 bmp[0]; +}; + struct xfrm_algo { char alg_name[64]; unsigned int alg_key_len; /* in bits */ @@ -283,6 +293,8 @@ enum xfrm_attr_type_t { XFRMA_KMADDRESS, /* struct xfrm_user_kmaddress */ XFRMA_ALG_AUTH_TRUNC, /* struct xfrm_algo_auth */ XFRMA_MARK, /* struct xfrm_mark */ + XFRMA_TFCPAD, /* __u32 */ + XFRMA_REPLAY_ESN_VAL, /* struct xfrm_replay_esn */ __XFRMA_MAX #define XFRMA_MAX (__XFRMA_MAX - 1) @@ -349,6 +361,8 @@ struct xfrm_usersa_info { #define XFRM_STATE_WILDRECV 8 #define XFRM_STATE_ICMP 16 #define XFRM_STATE_AF_UNSPEC 32 +#define XFRM_STATE_ALIGN4 64 +#define XFRM_STATE_ESN 128 }; struct xfrm_usersa_id { diff --git a/include/linux/xilinxfb.h b/include/linux/xilinxfb.h index f2463f559fb9..5a155a968054 100644 --- a/include/linux/xilinxfb.h +++ b/include/linux/xilinxfb.h @@ -16,7 +16,7 @@ /* ML300/403 reference design framebuffer driver platform data struct */ struct xilinxfb_platform_data { u32 rotate_screen; /* Flag to rotate display 180 degrees */ - u32 screen_height_mm; /* Physical dimentions of screen in mm */ + u32 screen_height_mm; /* Physical dimensions of screen in mm */ u32 screen_width_mm; u32 xres, yres; /* resolution of screen in pixels */ u32 xvirt, yvirt; /* resolution of memory buffer */ diff --git a/include/linux/xz.h b/include/linux/xz.h new file mode 100644 index 000000000000..64cffa6ddfce --- /dev/null +++ b/include/linux/xz.h @@ -0,0 +1,264 @@ +/* + * XZ decompressor + * + * Authors: Lasse Collin <lasse.collin@tukaani.org> + * Igor Pavlov <http://7-zip.org/> + * + * This file has been put into the public domain. + * You can do whatever you want with this file. + */ + +#ifndef XZ_H +#define XZ_H + +#ifdef __KERNEL__ +# include <linux/stddef.h> +# include <linux/types.h> +#else +# include <stddef.h> +# include <stdint.h> +#endif + +/* In Linux, this is used to make extern functions static when needed. */ +#ifndef XZ_EXTERN +# define XZ_EXTERN extern +#endif + +/** + * enum xz_mode - Operation mode + * + * @XZ_SINGLE: Single-call mode. This uses less RAM than + * than multi-call modes, because the LZMA2 + * dictionary doesn't need to be allocated as + * part of the decoder state. All required data + * structures are allocated at initialization, + * so xz_dec_run() cannot return XZ_MEM_ERROR. + * @XZ_PREALLOC: Multi-call mode with preallocated LZMA2 + * dictionary buffer. All data structures are + * allocated at initialization, so xz_dec_run() + * cannot return XZ_MEM_ERROR. + * @XZ_DYNALLOC: Multi-call mode. The LZMA2 dictionary is + * allocated once the required size has been + * parsed from the stream headers. If the + * allocation fails, xz_dec_run() will return + * XZ_MEM_ERROR. + * + * It is possible to enable support only for a subset of the above + * modes at compile time by defining XZ_DEC_SINGLE, XZ_DEC_PREALLOC, + * or XZ_DEC_DYNALLOC. The xz_dec kernel module is always compiled + * with support for all operation modes, but the preboot code may + * be built with fewer features to minimize code size. + */ +enum xz_mode { + XZ_SINGLE, + XZ_PREALLOC, + XZ_DYNALLOC +}; + +/** + * enum xz_ret - Return codes + * @XZ_OK: Everything is OK so far. More input or more + * output space is required to continue. This + * return code is possible only in multi-call mode + * (XZ_PREALLOC or XZ_DYNALLOC). + * @XZ_STREAM_END: Operation finished successfully. + * @XZ_UNSUPPORTED_CHECK: Integrity check type is not supported. Decoding + * is still possible in multi-call mode by simply + * calling xz_dec_run() again. + * Note that this return value is used only if + * XZ_DEC_ANY_CHECK was defined at build time, + * which is not used in the kernel. Unsupported + * check types return XZ_OPTIONS_ERROR if + * XZ_DEC_ANY_CHECK was not defined at build time. + * @XZ_MEM_ERROR: Allocating memory failed. This return code is + * possible only if the decoder was initialized + * with XZ_DYNALLOC. The amount of memory that was + * tried to be allocated was no more than the + * dict_max argument given to xz_dec_init(). + * @XZ_MEMLIMIT_ERROR: A bigger LZMA2 dictionary would be needed than + * allowed by the dict_max argument given to + * xz_dec_init(). This return value is possible + * only in multi-call mode (XZ_PREALLOC or + * XZ_DYNALLOC); the single-call mode (XZ_SINGLE) + * ignores the dict_max argument. + * @XZ_FORMAT_ERROR: File format was not recognized (wrong magic + * bytes). + * @XZ_OPTIONS_ERROR: This implementation doesn't support the requested + * compression options. In the decoder this means + * that the header CRC32 matches, but the header + * itself specifies something that we don't support. + * @XZ_DATA_ERROR: Compressed data is corrupt. + * @XZ_BUF_ERROR: Cannot make any progress. Details are slightly + * different between multi-call and single-call + * mode; more information below. + * + * In multi-call mode, XZ_BUF_ERROR is returned when two consecutive calls + * to XZ code cannot consume any input and cannot produce any new output. + * This happens when there is no new input available, or the output buffer + * is full while at least one output byte is still pending. Assuming your + * code is not buggy, you can get this error only when decoding a compressed + * stream that is truncated or otherwise corrupt. + * + * In single-call mode, XZ_BUF_ERROR is returned only when the output buffer + * is too small or the compressed input is corrupt in a way that makes the + * decoder produce more output than the caller expected. When it is + * (relatively) clear that the compressed input is truncated, XZ_DATA_ERROR + * is used instead of XZ_BUF_ERROR. + */ +enum xz_ret { + XZ_OK, + XZ_STREAM_END, + XZ_UNSUPPORTED_CHECK, + XZ_MEM_ERROR, + XZ_MEMLIMIT_ERROR, + XZ_FORMAT_ERROR, + XZ_OPTIONS_ERROR, + XZ_DATA_ERROR, + XZ_BUF_ERROR +}; + +/** + * struct xz_buf - Passing input and output buffers to XZ code + * @in: Beginning of the input buffer. This may be NULL if and only + * if in_pos is equal to in_size. + * @in_pos: Current position in the input buffer. This must not exceed + * in_size. + * @in_size: Size of the input buffer + * @out: Beginning of the output buffer. This may be NULL if and only + * if out_pos is equal to out_size. + * @out_pos: Current position in the output buffer. This must not exceed + * out_size. + * @out_size: Size of the output buffer + * + * Only the contents of the output buffer from out[out_pos] onward, and + * the variables in_pos and out_pos are modified by the XZ code. + */ +struct xz_buf { + const uint8_t *in; + size_t in_pos; + size_t in_size; + + uint8_t *out; + size_t out_pos; + size_t out_size; +}; + +/** + * struct xz_dec - Opaque type to hold the XZ decoder state + */ +struct xz_dec; + +/** + * xz_dec_init() - Allocate and initialize a XZ decoder state + * @mode: Operation mode + * @dict_max: Maximum size of the LZMA2 dictionary (history buffer) for + * multi-call decoding. This is ignored in single-call mode + * (mode == XZ_SINGLE). LZMA2 dictionary is always 2^n bytes + * or 2^n + 2^(n-1) bytes (the latter sizes are less common + * in practice), so other values for dict_max don't make sense. + * In the kernel, dictionary sizes of 64 KiB, 128 KiB, 256 KiB, + * 512 KiB, and 1 MiB are probably the only reasonable values, + * except for kernel and initramfs images where a bigger + * dictionary can be fine and useful. + * + * Single-call mode (XZ_SINGLE): xz_dec_run() decodes the whole stream at + * once. The caller must provide enough output space or the decoding will + * fail. The output space is used as the dictionary buffer, which is why + * there is no need to allocate the dictionary as part of the decoder's + * internal state. + * + * Because the output buffer is used as the workspace, streams encoded using + * a big dictionary are not a problem in single-call mode. It is enough that + * the output buffer is big enough to hold the actual uncompressed data; it + * can be smaller than the dictionary size stored in the stream headers. + * + * Multi-call mode with preallocated dictionary (XZ_PREALLOC): dict_max bytes + * of memory is preallocated for the LZMA2 dictionary. This way there is no + * risk that xz_dec_run() could run out of memory, since xz_dec_run() will + * never allocate any memory. Instead, if the preallocated dictionary is too + * small for decoding the given input stream, xz_dec_run() will return + * XZ_MEMLIMIT_ERROR. Thus, it is important to know what kind of data will be + * decoded to avoid allocating excessive amount of memory for the dictionary. + * + * Multi-call mode with dynamically allocated dictionary (XZ_DYNALLOC): + * dict_max specifies the maximum allowed dictionary size that xz_dec_run() + * may allocate once it has parsed the dictionary size from the stream + * headers. This way excessive allocations can be avoided while still + * limiting the maximum memory usage to a sane value to prevent running the + * system out of memory when decompressing streams from untrusted sources. + * + * On success, xz_dec_init() returns a pointer to struct xz_dec, which is + * ready to be used with xz_dec_run(). If memory allocation fails, + * xz_dec_init() returns NULL. + */ +XZ_EXTERN struct xz_dec *xz_dec_init(enum xz_mode mode, uint32_t dict_max); + +/** + * xz_dec_run() - Run the XZ decoder + * @s: Decoder state allocated using xz_dec_init() + * @b: Input and output buffers + * + * The possible return values depend on build options and operation mode. + * See enum xz_ret for details. + * + * Note that if an error occurs in single-call mode (return value is not + * XZ_STREAM_END), b->in_pos and b->out_pos are not modified and the + * contents of the output buffer from b->out[b->out_pos] onward are + * undefined. This is true even after XZ_BUF_ERROR, because with some filter + * chains, there may be a second pass over the output buffer, and this pass + * cannot be properly done if the output buffer is truncated. Thus, you + * cannot give the single-call decoder a too small buffer and then expect to + * get that amount valid data from the beginning of the stream. You must use + * the multi-call decoder if you don't want to uncompress the whole stream. + */ +XZ_EXTERN enum xz_ret xz_dec_run(struct xz_dec *s, struct xz_buf *b); + +/** + * xz_dec_reset() - Reset an already allocated decoder state + * @s: Decoder state allocated using xz_dec_init() + * + * This function can be used to reset the multi-call decoder state without + * freeing and reallocating memory with xz_dec_end() and xz_dec_init(). + * + * In single-call mode, xz_dec_reset() is always called in the beginning of + * xz_dec_run(). Thus, explicit call to xz_dec_reset() is useful only in + * multi-call mode. + */ +XZ_EXTERN void xz_dec_reset(struct xz_dec *s); + +/** + * xz_dec_end() - Free the memory allocated for the decoder state + * @s: Decoder state allocated using xz_dec_init(). If s is NULL, + * this function does nothing. + */ +XZ_EXTERN void xz_dec_end(struct xz_dec *s); + +/* + * Standalone build (userspace build or in-kernel build for boot time use) + * needs a CRC32 implementation. For normal in-kernel use, kernel's own + * CRC32 module is used instead, and users of this module don't need to + * care about the functions below. + */ +#ifndef XZ_INTERNAL_CRC32 +# ifdef __KERNEL__ +# define XZ_INTERNAL_CRC32 0 +# else +# define XZ_INTERNAL_CRC32 1 +# endif +#endif + +#if XZ_INTERNAL_CRC32 +/* + * This must be called before any other xz_* function to initialize + * the CRC32 lookup table. + */ +XZ_EXTERN void xz_crc32_init(void); + +/* + * Update CRC32 value using the polynomial from IEEE-802.3. To start a new + * calculation, the third argument must be zero. To continue the calculation, + * the previously returned value is passed as the third argument. + */ +XZ_EXTERN uint32_t xz_crc32(const uint8_t *buf, size_t size, uint32_t crc); +#endif +#endif diff --git a/include/linux/zlib.h b/include/linux/zlib.h index 40c49cb3eb51..9c5a6b4de0a3 100644 --- a/include/linux/zlib.h +++ b/include/linux/zlib.h @@ -179,11 +179,16 @@ typedef z_stream *z_streamp; /* basic functions */ -extern int zlib_deflate_workspacesize (void); +extern int zlib_deflate_workspacesize (int windowBits, int memLevel); /* Returns the number of bytes that needs to be allocated for a per- - stream workspace. A pointer to this number of bytes should be - returned in stream->workspace before calling zlib_deflateInit(). + stream workspace with the specified parameters. A pointer to this + number of bytes should be returned in stream->workspace before + you call zlib_deflateInit() or zlib_deflateInit2(). If you call + zlib_deflateInit(), specify windowBits = MAX_WBITS and memLevel = + MAX_MEM_LEVEL here. If you call zlib_deflateInit2(), the windowBits + and memLevel parameters passed to zlib_deflateInit2() must not + exceed those passed here. */ /* diff --git a/include/media/bt819.h b/include/media/bt819.h index 38f666bde77a..8025f4bc2bb6 100644 --- a/include/media/bt819.h +++ b/include/media/bt819.h @@ -26,7 +26,10 @@ /* v4l2_device notifications. */ /* Needed to reset the FIFO buffer when changing the input - or the video standard. */ + or the video standard. + + Note: these ioctls that internal to the kernel and are never called + from userspace. */ #define BT819_FIFO_RESET_LOW _IO('b', 0) #define BT819_FIFO_RESET_HIGH _IO('b', 1) diff --git a/include/media/cx2341x.h b/include/media/cx2341x.h index 8d08ebfe20b7..9635eebaab09 100644 --- a/include/media/cx2341x.h +++ b/include/media/cx2341x.h @@ -95,7 +95,7 @@ int cx2341x_update(void *priv, cx2341x_mbox_func func, const struct cx2341x_mpeg_params *new); int cx2341x_ctrl_query(const struct cx2341x_mpeg_params *params, struct v4l2_queryctrl *qctrl); -const char **cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id); +const char * const *cx2341x_ctrl_get_menu(const struct cx2341x_mpeg_params *p, u32 id); int cx2341x_ext_ctrls(struct cx2341x_mpeg_params *params, int busy, struct v4l2_ext_controls *ctrls, unsigned int cmd); void cx2341x_fill_defaults(struct cx2341x_mpeg_params *p); diff --git a/include/media/davinci/dm355_ccdc.h b/include/media/davinci/dm355_ccdc.h index df8a7b107477..adf2fe4bf0bb 100644 --- a/include/media/davinci/dm355_ccdc.h +++ b/include/media/davinci/dm355_ccdc.h @@ -193,7 +193,7 @@ struct ccdc_dft_corr_mem_ctl { #define CCDC_DFT_TABLE_SIZE 16 /* * Main Structure for vertical defect correction. Vertical defect - * correction can correct upto 16 defects if defects less than 16 + * correction can correct up to 16 defects if defects less than 16 * then pad the rest with 0 */ struct ccdc_vertical_dft { diff --git a/include/media/davinci/isif.h b/include/media/davinci/isif.h index b0b74ad618cc..7f3d76a4b9e3 100644 --- a/include/media/davinci/isif.h +++ b/include/media/davinci/isif.h @@ -199,7 +199,7 @@ struct isif_black_clamp { }; /************************************************************************* -** Color Space Convertion (CSC) +** Color Space Conversion (CSC) *************************************************************************/ #define ISIF_CSC_NUM_COEFF 16 struct isif_color_space_conv { diff --git a/include/media/davinci/vpss.h b/include/media/davinci/vpss.h index c59cc029c74a..b586495bcd53 100644 --- a/include/media/davinci/vpss.h +++ b/include/media/davinci/vpss.h @@ -44,7 +44,7 @@ struct vpss_pg_frame_size { short pplen; }; -/* Used for enable/diable VPSS Clock */ +/* Used for enable/disable VPSS Clock */ enum vpss_clock_sel { /* DM355/DM365 */ VPSS_CCDC_CLOCK, diff --git a/include/media/ir-common.h b/include/media/ir-common.h deleted file mode 100644 index 528050e39ad9..000000000000 --- a/include/media/ir-common.h +++ /dev/null @@ -1,107 +0,0 @@ -/* - * - * some common structs and functions to handle infrared remotes via - * input layer ... - * - * (c) 2003 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef _IR_COMMON -#define _IR_COMMON - -#include <linux/input.h> -#include <linux/workqueue.h> -#include <linux/interrupt.h> -#include <media/ir-core.h> - -#define RC5_START(x) (((x)>>12)&3) -#define RC5_TOGGLE(x) (((x)>>11)&1) -#define RC5_ADDR(x) (((x)>>6)&31) -#define RC5_INSTR(x) ((x)&63) - -struct ir_input_state { - /* configuration */ - u64 ir_type; - - /* key info */ - u32 ir_key; /* ir scancode */ - u32 keycode; /* linux key code */ - int keypressed; /* current state */ -}; - -/* this was saa7134_ir and bttv_ir, moved here for - * rc5 decoding. */ -struct card_ir { - struct input_dev *dev; - struct ir_input_state ir; - char name[32]; - char phys[32]; - int users; - - u32 running:1; - struct ir_dev_props props; - - /* Usual gpio signalling */ - - u32 mask_keycode; - u32 mask_keydown; - u32 mask_keyup; - u32 polling; - u32 last_gpio; - int shift_by; - int start; // What should RC5_START() be - int addr; // What RC5_ADDR() should be. - int rc5_key_timeout; - int rc5_remote_gap; - struct work_struct work; - struct timer_list timer; - - /* RC5 gpio */ - u32 rc5_gpio; - struct timer_list timer_end; /* timer_end for code completion */ - struct timer_list timer_keyup; /* timer_end for key release */ - u32 last_rc5; /* last good rc5 code */ - u32 last_bit; /* last raw bit seen */ - u32 code; /* raw code under construction */ - struct timeval base_time; /* time of last seen code */ - int active; /* building raw code */ - - /* NEC decoding */ - u32 nec_gpio; - struct tasklet_struct tlet; - - /* IR core raw decoding */ - u32 raw_decode; -}; - -/* Routines from ir-functions.c */ - -int ir_input_init(struct input_dev *dev, struct ir_input_state *ir, - const u64 ir_type); -void ir_input_nokey(struct input_dev *dev, struct ir_input_state *ir); -void ir_input_keydown(struct input_dev *dev, struct ir_input_state *ir, - u32 ir_key); -u32 ir_extract_bits(u32 data, u32 mask); -int ir_dump_samples(u32 *samples, int count); -int ir_decode_biphase(u32 *samples, int count, int low, int high); -int ir_decode_pulsedistance(u32 *samples, int count, int low, int high); -u32 ir_rc5_decode(unsigned int code); - -void ir_rc5_timer_end(unsigned long data); -void ir_rc5_timer_keyup(unsigned long data); - -#endif diff --git a/include/media/ir-core.h b/include/media/ir-core.h deleted file mode 100644 index eb7fddf8f607..000000000000 --- a/include/media/ir-core.h +++ /dev/null @@ -1,185 +0,0 @@ -/* - * Remote Controller core header - * - * Copyright (C) 2009-2010 by Mauro Carvalho Chehab <mchehab@redhat.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef _IR_CORE -#define _IR_CORE - -#include <linux/spinlock.h> -#include <linux/kfifo.h> -#include <linux/time.h> -#include <linux/timer.h> -#include <media/rc-map.h> - -extern int ir_core_debug; -#define IR_dprintk(level, fmt, arg...) if (ir_core_debug >= level) \ - printk(KERN_DEBUG "%s: " fmt , __func__, ## arg) - -enum rc_driver_type { - RC_DRIVER_SCANCODE = 0, /* Driver or hardware generates a scancode */ - RC_DRIVER_IR_RAW, /* Needs a Infra-Red pulse/space decoder */ -}; - -/** - * struct ir_dev_props - Allow caller drivers to set special properties - * @driver_type: specifies if the driver or hardware have already a decoder, - * or if it needs to use the IR raw event decoders to produce a scancode - * @allowed_protos: bitmask with the supported IR_TYPE_* protocols - * @scanmask: some hardware decoders are not capable of providing the full - * scancode to the application. As this is a hardware limit, we can't do - * anything with it. Yet, as the same keycode table can be used with other - * devices, a mask is provided to allow its usage. Drivers should generally - * leave this field in blank - * @timeout: optional time after which device stops sending data - * @min_timeout: minimum timeout supported by device - * @max_timeout: maximum timeout supported by device - * @rx_resolution : resolution (in ns) of input sampler - * @tx_resolution: resolution (in ns) of output sampler - * @priv: driver-specific data, to be used on the callbacks - * @change_protocol: allow changing the protocol used on hardware decoders - * @open: callback to allow drivers to enable polling/irq when IR input device - * is opened. - * @close: callback to allow drivers to disable polling/irq when IR input device - * is opened. - * @s_tx_mask: set transmitter mask (for devices with multiple tx outputs) - * @s_tx_carrier: set transmit carrier frequency - * @s_tx_duty_cycle: set transmit duty cycle (0% - 100%) - * @s_rx_carrier: inform driver about carrier it is expected to handle - * @tx_ir: transmit IR - * @s_idle: optional: enable/disable hardware idle mode, upon which, - device doesn't interrupt host until it sees IR pulses - * @s_learning_mode: enable wide band receiver used for learning - */ -struct ir_dev_props { - enum rc_driver_type driver_type; - unsigned long allowed_protos; - u32 scanmask; - - u32 timeout; - u32 min_timeout; - u32 max_timeout; - - u32 rx_resolution; - u32 tx_resolution; - - void *priv; - int (*change_protocol)(void *priv, u64 ir_type); - int (*open)(void *priv); - void (*close)(void *priv); - int (*s_tx_mask)(void *priv, u32 mask); - int (*s_tx_carrier)(void *priv, u32 carrier); - int (*s_tx_duty_cycle)(void *priv, u32 duty_cycle); - int (*s_rx_carrier_range)(void *priv, u32 min, u32 max); - int (*tx_ir)(void *priv, int *txbuf, u32 n); - void (*s_idle)(void *priv, int enable); - int (*s_learning_mode)(void *priv, int enable); -}; - -struct ir_input_dev { - struct device dev; /* device */ - char *driver_name; /* Name of the driver module */ - struct ir_scancode_table rc_tab; /* scan/key table */ - unsigned long devno; /* device number */ - struct ir_dev_props *props; /* Device properties */ - struct ir_raw_event_ctrl *raw; /* for raw pulse/space events */ - struct input_dev *input_dev; /* the input device associated with this device */ - bool idle; - - /* key info - needed by IR keycode handlers */ - spinlock_t keylock; /* protects the below members */ - bool keypressed; /* current state */ - unsigned long keyup_jiffies; /* when should the current keypress be released? */ - struct timer_list timer_keyup; /* timer for releasing a keypress */ - u32 last_keycode; /* keycode of last command */ - u32 last_scancode; /* scancode of last command */ - u8 last_toggle; /* toggle of last command */ -}; - -enum raw_event_type { - IR_SPACE = (1 << 0), - IR_PULSE = (1 << 1), - IR_START_EVENT = (1 << 2), - IR_STOP_EVENT = (1 << 3), -}; - -#define to_ir_input_dev(_attr) container_of(_attr, struct ir_input_dev, attr) - -/* From ir-keytable.c */ -int __ir_input_register(struct input_dev *dev, - const struct ir_scancode_table *ir_codes, - struct ir_dev_props *props, - const char *driver_name); - -static inline int ir_input_register(struct input_dev *dev, - const char *map_name, - struct ir_dev_props *props, - const char *driver_name) { - struct ir_scancode_table *ir_codes; - struct ir_input_dev *ir_dev; - int rc; - - if (!map_name) - return -EINVAL; - - ir_codes = get_rc_map(map_name); - if (!ir_codes) { - ir_codes = get_rc_map(RC_MAP_EMPTY); - - if (!ir_codes) - return -EINVAL; - } - - rc = __ir_input_register(dev, ir_codes, props, driver_name); - if (rc < 0) - return -EINVAL; - - ir_dev = input_get_drvdata(dev); - - if (!rc && ir_dev->props && ir_dev->props->change_protocol) - rc = ir_dev->props->change_protocol(ir_dev->props->priv, - ir_codes->ir_type); - - return rc; -} - -void ir_input_unregister(struct input_dev *input_dev); - -void ir_repeat(struct input_dev *dev); -void ir_keydown(struct input_dev *dev, int scancode, u8 toggle); -u32 ir_g_keycode_from_table(struct input_dev *input_dev, u32 scancode); - -/* From ir-raw-event.c */ - -struct ir_raw_event { - unsigned pulse:1; - unsigned duration:31; -}; - -#define IR_MAX_DURATION 0x7FFFFFFF /* a bit more than 2 seconds */ - -void ir_raw_event_handle(struct input_dev *input_dev); -int ir_raw_event_store(struct input_dev *input_dev, struct ir_raw_event *ev); -int ir_raw_event_store_edge(struct input_dev *input_dev, enum raw_event_type type); -int ir_raw_event_store_with_filter(struct input_dev *input_dev, - struct ir_raw_event *ev); -void ir_raw_event_set_idle(struct input_dev *input_dev, int idle); - -static inline void ir_raw_event_reset(struct input_dev *input_dev) -{ - struct ir_raw_event ev = { .pulse = false, .duration = 0 }; - ir_raw_event_store(input_dev, &ev); - ir_raw_event_handle(input_dev); -} - -#endif /* _IR_CORE */ diff --git a/include/media/ir-kbd-i2c.h b/include/media/ir-kbd-i2c.h index 5e96d7a430be..768aa77925cd 100644 --- a/include/media/ir-kbd-i2c.h +++ b/include/media/ir-kbd-i2c.h @@ -1,20 +1,22 @@ #ifndef _IR_I2C #define _IR_I2C -#include <media/ir-common.h> +#include <media/rc-core.h> + +#define DEFAULT_POLLING_INTERVAL 100 /* ms */ struct IR_i2c; struct IR_i2c { char *ir_codes; - struct i2c_client *c; - struct input_dev *input; - struct ir_input_state ir; - u64 ir_type; + struct rc_dev *rc; + /* Used to avoid fast repeating */ unsigned char old; + u32 polling_interval; /* in ms */ + struct delayed_work work; char name[32]; char phys[32]; @@ -24,7 +26,6 @@ struct IR_i2c { enum ir_kbd_get_key_fn { IR_KBD_GET_KEY_CUSTOM = 0, IR_KBD_GET_KEY_PIXELVIEW, - IR_KBD_GET_KEY_PV951, IR_KBD_GET_KEY_HAUP, IR_KBD_GET_KEY_KNC1, IR_KBD_GET_KEY_FUSIONHDTV, @@ -35,13 +36,17 @@ enum ir_kbd_get_key_fn { /* Can be passed when instantiating an ir_video i2c device */ struct IR_i2c_init_data { char *ir_codes; - const char *name; - u64 type; /* IR_TYPE_RC5, etc */ + const char *name; + u64 type; /* RC_TYPE_RC5, etc */ + u32 polling_interval; /* 0 means DEFAULT_POLLING_INTERVAL */ + /* * Specify either a function pointer or a value indicating one of * ir_kbd_i2c's internal get_key functions */ int (*get_key)(struct IR_i2c*, u32*, u32*); enum ir_kbd_get_key_fn internal_get_key_func; + + struct rc_dev *rc_dev; }; #endif diff --git a/include/media/lirc.h b/include/media/lirc.h index 6678a169fd9e..4b3ab2966b5a 100644 --- a/include/media/lirc.h +++ b/include/media/lirc.h @@ -137,7 +137,7 @@ */ #define LIRC_SET_REC_FILTER_SPACE _IOW('i', 0x0000001b, __u32) /* - * if filter cannot be set independantly for pulse/space, this should + * if filter cannot be set independently for pulse/space, this should * be used */ #define LIRC_SET_REC_FILTER _IOW('i', 0x0000001c, __u32) diff --git a/include/media/lirc_dev.h b/include/media/lirc_dev.h index b1f60663cb39..630e702c9511 100644 --- a/include/media/lirc_dev.h +++ b/include/media/lirc_dev.h @@ -125,10 +125,10 @@ static inline unsigned int lirc_buffer_write(struct lirc_buffer *buf, struct lirc_driver { char name[40]; int minor; - unsigned long code_length; + __u32 code_length; unsigned int buffer_size; /* in chunks holding one code each */ int sample_rate; - unsigned long features; + __u32 features; unsigned int chunk_size; @@ -139,7 +139,7 @@ struct lirc_driver { struct lirc_buffer *rbuf; int (*set_use_inc) (void *data); void (*set_use_dec) (void *data); - struct file_operations *fops; + const struct file_operations *fops; struct device *dev; struct module *owner; }; @@ -217,9 +217,9 @@ int lirc_dev_fop_open(struct inode *inode, struct file *file); int lirc_dev_fop_close(struct inode *inode, struct file *file); unsigned int lirc_dev_fop_poll(struct file *file, poll_table *wait); long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg); -ssize_t lirc_dev_fop_read(struct file *file, char *buffer, size_t length, +ssize_t lirc_dev_fop_read(struct file *file, char __user *buffer, size_t length, loff_t *ppos); -ssize_t lirc_dev_fop_write(struct file *file, const char *buffer, size_t length, - loff_t *ppos); +ssize_t lirc_dev_fop_write(struct file *file, const char __user *buffer, + size_t length, loff_t *ppos); #endif diff --git a/include/media/media-device.h b/include/media/media-device.h new file mode 100644 index 000000000000..6a27d916c250 --- /dev/null +++ b/include/media/media-device.h @@ -0,0 +1,95 @@ +/* + * Media device + * + * Copyright (C) 2010 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _MEDIA_DEVICE_H +#define _MEDIA_DEVICE_H + +#include <linux/device.h> +#include <linux/list.h> +#include <linux/mutex.h> +#include <linux/spinlock.h> + +#include <media/media-devnode.h> +#include <media/media-entity.h> + +/** + * struct media_device - Media device + * @dev: Parent device + * @devnode: Media device node + * @model: Device model name + * @serial: Device serial number (optional) + * @bus_info: Unique and stable device location identifier + * @hw_revision: Hardware device revision + * @driver_version: Device driver version + * @entity_id: ID of the next entity to be registered + * @entities: List of registered entities + * @lock: Entities list lock + * @graph_mutex: Entities graph operation lock + * + * This structure represents an abstract high-level media device. It allows easy + * access to entities and provides basic media device-level support. The + * structure can be allocated directly or embedded in a larger structure. + * + * The parent @dev is a physical device. It must be set before registering the + * media device. + * + * @model is a descriptive model name exported through sysfs. It doesn't have to + * be unique. + */ +struct media_device { + /* dev->driver_data points to this struct. */ + struct device *dev; + struct media_devnode devnode; + + char model[32]; + char serial[40]; + char bus_info[32]; + u32 hw_revision; + u32 driver_version; + + u32 entity_id; + struct list_head entities; + + /* Protects the entities list */ + spinlock_t lock; + /* Serializes graph operations. */ + struct mutex graph_mutex; + + int (*link_notify)(struct media_pad *source, + struct media_pad *sink, u32 flags); +}; + +/* media_devnode to media_device */ +#define to_media_device(node) container_of(node, struct media_device, devnode) + +int __must_check media_device_register(struct media_device *mdev); +void media_device_unregister(struct media_device *mdev); + +int __must_check media_device_register_entity(struct media_device *mdev, + struct media_entity *entity); +void media_device_unregister_entity(struct media_entity *entity); + +/* Iterate over all entities. */ +#define media_device_for_each_entity(entity, mdev) \ + list_for_each_entry(entity, &(mdev)->entities, list) + +#endif diff --git a/include/media/media-devnode.h b/include/media/media-devnode.h new file mode 100644 index 000000000000..f6caafc874cb --- /dev/null +++ b/include/media/media-devnode.h @@ -0,0 +1,97 @@ +/* + * Media device node + * + * Copyright (C) 2010 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * -- + * + * Common functions for media-related drivers to register and unregister media + * device nodes. + */ + +#ifndef _MEDIA_DEVNODE_H +#define _MEDIA_DEVNODE_H + +#include <linux/poll.h> +#include <linux/fs.h> +#include <linux/device.h> +#include <linux/cdev.h> + +/* + * Flag to mark the media_devnode struct as registered. Drivers must not touch + * this flag directly, it will be set and cleared by media_devnode_register and + * media_devnode_unregister. + */ +#define MEDIA_FLAG_REGISTERED 0 + +struct media_file_operations { + struct module *owner; + ssize_t (*read) (struct file *, char __user *, size_t, loff_t *); + ssize_t (*write) (struct file *, const char __user *, size_t, loff_t *); + unsigned int (*poll) (struct file *, struct poll_table_struct *); + long (*ioctl) (struct file *, unsigned int, unsigned long); + int (*open) (struct file *); + int (*release) (struct file *); +}; + +/** + * struct media_devnode - Media device node + * @parent: parent device + * @minor: device node minor number + * @flags: flags, combination of the MEDIA_FLAG_* constants + * + * This structure represents a media-related device node. + * + * The @parent is a physical device. It must be set by core or device drivers + * before registering the node. + */ +struct media_devnode { + /* device ops */ + const struct media_file_operations *fops; + + /* sysfs */ + struct device dev; /* media device */ + struct cdev cdev; /* character device */ + struct device *parent; /* device parent */ + + /* device info */ + int minor; + unsigned long flags; /* Use bitops to access flags */ + + /* callbacks */ + void (*release)(struct media_devnode *mdev); +}; + +/* dev to media_devnode */ +#define to_media_devnode(cd) container_of(cd, struct media_devnode, dev) + +int __must_check media_devnode_register(struct media_devnode *mdev); +void media_devnode_unregister(struct media_devnode *mdev); + +static inline struct media_devnode *media_devnode_data(struct file *filp) +{ + return filp->private_data; +} + +static inline int media_devnode_is_registered(struct media_devnode *mdev) +{ + return test_bit(MEDIA_FLAG_REGISTERED, &mdev->flags); +} + +#endif /* _MEDIA_DEVNODE_H */ diff --git a/include/media/media-entity.h b/include/media/media-entity.h new file mode 100644 index 000000000000..cd8bca63a502 --- /dev/null +++ b/include/media/media-entity.h @@ -0,0 +1,151 @@ +/* + * Media entity + * + * Copyright (C) 2010 Nokia Corporation + * + * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com> + * Sakari Ailus <sakari.ailus@iki.fi> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _MEDIA_ENTITY_H +#define _MEDIA_ENTITY_H + +#include <linux/list.h> +#include <linux/media.h> + +struct media_pipeline { +}; + +struct media_link { + struct media_pad *source; /* Source pad */ + struct media_pad *sink; /* Sink pad */ + struct media_link *reverse; /* Link in the reverse direction */ + unsigned long flags; /* Link flags (MEDIA_LNK_FL_*) */ +}; + +struct media_pad { + struct media_entity *entity; /* Entity this pad belongs to */ + u16 index; /* Pad index in the entity pads array */ + unsigned long flags; /* Pad flags (MEDIA_PAD_FL_*) */ +}; + +struct media_entity_operations { + int (*link_setup)(struct media_entity *entity, + const struct media_pad *local, + const struct media_pad *remote, u32 flags); +}; + +struct media_entity { + struct list_head list; + struct media_device *parent; /* Media device this entity belongs to*/ + u32 id; /* Entity ID, unique in the parent media + * device context */ + const char *name; /* Entity name */ + u32 type; /* Entity type (MEDIA_ENT_T_*) */ + u32 revision; /* Entity revision, driver specific */ + unsigned long flags; /* Entity flags (MEDIA_ENT_FL_*) */ + u32 group_id; /* Entity group ID */ + + u16 num_pads; /* Number of sink and source pads */ + u16 num_links; /* Number of existing links, both + * enabled and disabled */ + u16 num_backlinks; /* Number of backlinks */ + u16 max_links; /* Maximum number of links */ + + struct media_pad *pads; /* Pads array (num_pads elements) */ + struct media_link *links; /* Links array (max_links elements)*/ + + const struct media_entity_operations *ops; /* Entity operations */ + + /* Reference counts must never be negative, but are signed integers on + * purpose: a simple WARN_ON(<0) check can be used to detect reference + * count bugs that would make them negative. + */ + int stream_count; /* Stream count for the entity. */ + int use_count; /* Use count for the entity. */ + + struct media_pipeline *pipe; /* Pipeline this entity belongs to. */ + + union { + /* Node specifications */ + struct { + u32 major; + u32 minor; + } v4l; + struct { + u32 major; + u32 minor; + } fb; + struct { + u32 card; + u32 device; + u32 subdevice; + } alsa; + int dvb; + + /* Sub-device specifications */ + /* Nothing needed yet */ + }; +}; + +static inline u32 media_entity_type(struct media_entity *entity) +{ + return entity->type & MEDIA_ENT_TYPE_MASK; +} + +static inline u32 media_entity_subtype(struct media_entity *entity) +{ + return entity->type & MEDIA_ENT_SUBTYPE_MASK; +} + +#define MEDIA_ENTITY_ENUM_MAX_DEPTH 16 + +struct media_entity_graph { + struct { + struct media_entity *entity; + int link; + } stack[MEDIA_ENTITY_ENUM_MAX_DEPTH]; + int top; +}; + +int media_entity_init(struct media_entity *entity, u16 num_pads, + struct media_pad *pads, u16 extra_links); +void media_entity_cleanup(struct media_entity *entity); + +int media_entity_create_link(struct media_entity *source, u16 source_pad, + struct media_entity *sink, u16 sink_pad, u32 flags); +int __media_entity_setup_link(struct media_link *link, u32 flags); +int media_entity_setup_link(struct media_link *link, u32 flags); +struct media_link *media_entity_find_link(struct media_pad *source, + struct media_pad *sink); +struct media_pad *media_entity_remote_source(struct media_pad *pad); + +struct media_entity *media_entity_get(struct media_entity *entity); +void media_entity_put(struct media_entity *entity); + +void media_entity_graph_walk_start(struct media_entity_graph *graph, + struct media_entity *entity); +struct media_entity * +media_entity_graph_walk_next(struct media_entity_graph *graph); +void media_entity_pipeline_start(struct media_entity *entity, + struct media_pipeline *pipe); +void media_entity_pipeline_stop(struct media_entity *entity); + +#define media_entity_call(entity, operation, args...) \ + (((entity)->ops && (entity)->ops->operation) ? \ + (entity)->ops->operation((entity) , ##args) : -ENOIOCTLCMD) + +#endif diff --git a/include/media/mt9v011.h b/include/media/mt9v011.h new file mode 100644 index 000000000000..ea29fc74cd06 --- /dev/null +++ b/include/media/mt9v011.h @@ -0,0 +1,17 @@ +/* mt9v011 sensor + * + * Copyright (C) 2011 Hans Verkuil <hverkuil@xs4all.nl> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __MT9V011_H__ +#define __MT9V011_H__ + +struct mt9v011_platform_data { + unsigned xtal; /* Hz */ +}; + +#endif diff --git a/include/media/noon010pc30.h b/include/media/noon010pc30.h new file mode 100644 index 000000000000..58eafee36b30 --- /dev/null +++ b/include/media/noon010pc30.h @@ -0,0 +1,28 @@ +/* + * Driver header for NOON010PC30L camera sensor chip. + * + * Copyright (c) 2010 Samsung Electronics, Co. Ltd + * Contact: Sylwester Nawrocki <s.nawrocki@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef NOON010PC30_H +#define NOON010PC30_H + +/** + * @clk_rate: the clock frequency in Hz + * @gpio_nreset: GPIO driving nRESET pin + * @gpio_nstby: GPIO driving nSTBY pin + */ + +struct noon010pc30_platform_data { + unsigned long clk_rate; + int gpio_nreset; + int gpio_nstby; +}; + +#endif /* NOON010PC30_H */ diff --git a/include/media/omap1_camera.h b/include/media/omap1_camera.h new file mode 100644 index 000000000000..819767cf04d4 --- /dev/null +++ b/include/media/omap1_camera.h @@ -0,0 +1,35 @@ +/* + * Header for V4L2 SoC Camera driver for OMAP1 Camera Interface + * + * Copyright (C) 2010, Janusz Krzysztofik <jkrzyszt@tis.icnet.pl> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __MEDIA_OMAP1_CAMERA_H_ +#define __MEDIA_OMAP1_CAMERA_H_ + +#include <linux/bitops.h> + +#define OMAP1_CAMERA_IOSIZE 0x1c + +enum omap1_cam_vb_mode { + OMAP1_CAM_DMA_CONTIG = 0, + OMAP1_CAM_DMA_SG, +}; + +#define OMAP1_CAMERA_MIN_BUF_COUNT(x) ((x) == OMAP1_CAM_DMA_CONTIG ? 3 : 2) + +struct omap1_cam_platform_data { + unsigned long camexclk_khz; + unsigned long lclk_khz_max; + unsigned long flags; +}; + +#define OMAP1_CAMERA_LCLK_RISING BIT(0) +#define OMAP1_CAMERA_RST_LOW BIT(1) +#define OMAP1_CAMERA_RST_HIGH BIT(2) + +#endif /* __MEDIA_OMAP1_CAMERA_H_ */ diff --git a/include/media/ovcamchip.h b/include/media/ovcamchip.h deleted file mode 100644 index 05b9569ef1c8..000000000000 --- a/include/media/ovcamchip.h +++ /dev/null @@ -1,90 +0,0 @@ -/* OmniVision* camera chip driver API - * - * Copyright (c) 1999-2004 Mark McClelland - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. NO WARRANTY OF ANY KIND is expressed or implied. - * - * * OmniVision is a trademark of OmniVision Technologies, Inc. This driver - * is not sponsored or developed by them. - */ - -#ifndef __LINUX_OVCAMCHIP_H -#define __LINUX_OVCAMCHIP_H - -#include <linux/videodev.h> -#include <media/v4l2-common.h> - -/* --------------------------------- */ -/* ENUMERATIONS */ -/* --------------------------------- */ - -/* Controls */ -enum { - OVCAMCHIP_CID_CONT, /* Contrast */ - OVCAMCHIP_CID_BRIGHT, /* Brightness */ - OVCAMCHIP_CID_SAT, /* Saturation */ - OVCAMCHIP_CID_HUE, /* Hue */ - OVCAMCHIP_CID_EXP, /* Exposure */ - OVCAMCHIP_CID_FREQ, /* Light frequency */ - OVCAMCHIP_CID_BANDFILT, /* Banding filter */ - OVCAMCHIP_CID_AUTOBRIGHT, /* Auto brightness */ - OVCAMCHIP_CID_AUTOEXP, /* Auto exposure */ - OVCAMCHIP_CID_BACKLIGHT, /* Back light compensation */ - OVCAMCHIP_CID_MIRROR, /* Mirror horizontally */ -}; - -/* Chip types */ -#define NUM_CC_TYPES 9 -enum { - CC_UNKNOWN, - CC_OV76BE, - CC_OV7610, - CC_OV7620, - CC_OV7620AE, - CC_OV6620, - CC_OV6630, - CC_OV6630AE, - CC_OV6630AF, -}; - -/* --------------------------------- */ -/* I2C ADDRESSES */ -/* --------------------------------- */ - -#define OV7xx0_SID (0x42 >> 1) -#define OV6xx0_SID (0xC0 >> 1) - -/* --------------------------------- */ -/* API */ -/* --------------------------------- */ - -struct ovcamchip_control { - __u32 id; - __s32 value; -}; - -struct ovcamchip_window { - int x; - int y; - int width; - int height; - int format; - int quarter; /* Scale width and height down 2x */ - - /* This stuff will be removed eventually */ - int clockdiv; /* Clock divisor setting */ -}; - -/* Commands */ -#define OVCAMCHIP_CMD_Q_SUBTYPE _IOR (0x88, 0x00, int) -#define OVCAMCHIP_CMD_INITIALIZE _IOW (0x88, 0x01, int) -/* You must call OVCAMCHIP_CMD_INITIALIZE before any of commands below! */ -#define OVCAMCHIP_CMD_S_CTRL _IOW (0x88, 0x02, struct ovcamchip_control) -#define OVCAMCHIP_CMD_G_CTRL _IOWR (0x88, 0x03, struct ovcamchip_control) -#define OVCAMCHIP_CMD_S_MODE _IOW (0x88, 0x04, struct ovcamchip_window) -#define OVCAMCHIP_MAX_CMD _IO (0x88, 0x3f) - -#endif diff --git a/include/media/rc-core.h b/include/media/rc-core.h new file mode 100644 index 000000000000..2963263f31e2 --- /dev/null +++ b/include/media/rc-core.h @@ -0,0 +1,223 @@ +/* + * Remote Controller core header + * + * Copyright (C) 2009-2010 by Mauro Carvalho Chehab <mchehab@redhat.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _RC_CORE +#define _RC_CORE + +#include <linux/spinlock.h> +#include <linux/kfifo.h> +#include <linux/time.h> +#include <linux/timer.h> +#include <media/rc-map.h> + +extern int rc_core_debug; +#define IR_dprintk(level, fmt, arg...) if (rc_core_debug >= level) \ + printk(KERN_DEBUG "%s: " fmt , __func__, ## arg) + +enum rc_driver_type { + RC_DRIVER_SCANCODE = 0, /* Driver or hardware generates a scancode */ + RC_DRIVER_IR_RAW, /* Needs a Infra-Red pulse/space decoder */ +}; + +/** + * struct rc_dev - represents a remote control device + * @dev: driver model's view of this device + * @input_name: name of the input child device + * @input_phys: physical path to the input child device + * @input_id: id of the input child device (struct input_id) + * @driver_name: name of the hardware driver which registered this device + * @map_name: name of the default keymap + * @rc_map: current scan/key table + * @devno: unique remote control device number + * @raw: additional data for raw pulse/space devices + * @input_dev: the input child device used to communicate events to userspace + * @driver_type: specifies if protocol decoding is done in hardware or software + * @idle: used to keep track of RX state + * @allowed_protos: bitmask with the supported RC_TYPE_* protocols + * @scanmask: some hardware decoders are not capable of providing the full + * scancode to the application. As this is a hardware limit, we can't do + * anything with it. Yet, as the same keycode table can be used with other + * devices, a mask is provided to allow its usage. Drivers should generally + * leave this field in blank + * @priv: driver-specific data + * @keylock: protects the remaining members of the struct + * @keypressed: whether a key is currently pressed + * @keyup_jiffies: time (in jiffies) when the current keypress should be released + * @timer_keyup: timer for releasing a keypress + * @last_keycode: keycode of last keypress + * @last_scancode: scancode of last keypress + * @last_toggle: toggle value of last command + * @timeout: optional time after which device stops sending data + * @min_timeout: minimum timeout supported by device + * @max_timeout: maximum timeout supported by device + * @rx_resolution : resolution (in ns) of input sampler + * @tx_resolution: resolution (in ns) of output sampler + * @change_protocol: allow changing the protocol used on hardware decoders + * @open: callback to allow drivers to enable polling/irq when IR input device + * is opened. + * @close: callback to allow drivers to disable polling/irq when IR input device + * is opened. + * @s_tx_mask: set transmitter mask (for devices with multiple tx outputs) + * @s_tx_carrier: set transmit carrier frequency + * @s_tx_duty_cycle: set transmit duty cycle (0% - 100%) + * @s_rx_carrier: inform driver about carrier it is expected to handle + * @tx_ir: transmit IR + * @s_idle: enable/disable hardware idle mode, upon which, + * device doesn't interrupt host until it sees IR pulses + * @s_learning_mode: enable wide band receiver used for learning + * @s_carrier_report: enable carrier reports + */ +struct rc_dev { + struct device dev; + const char *input_name; + const char *input_phys; + struct input_id input_id; + char *driver_name; + const char *map_name; + struct rc_map rc_map; + unsigned long devno; + struct ir_raw_event_ctrl *raw; + struct input_dev *input_dev; + enum rc_driver_type driver_type; + bool idle; + u64 allowed_protos; + u32 scanmask; + void *priv; + spinlock_t keylock; + bool keypressed; + unsigned long keyup_jiffies; + struct timer_list timer_keyup; + u32 last_keycode; + u32 last_scancode; + u8 last_toggle; + u32 timeout; + u32 min_timeout; + u32 max_timeout; + u32 rx_resolution; + u32 tx_resolution; + int (*change_protocol)(struct rc_dev *dev, u64 rc_type); + int (*open)(struct rc_dev *dev); + void (*close)(struct rc_dev *dev); + int (*s_tx_mask)(struct rc_dev *dev, u32 mask); + int (*s_tx_carrier)(struct rc_dev *dev, u32 carrier); + int (*s_tx_duty_cycle)(struct rc_dev *dev, u32 duty_cycle); + int (*s_rx_carrier_range)(struct rc_dev *dev, u32 min, u32 max); + int (*tx_ir)(struct rc_dev *dev, int *txbuf, u32 n); + void (*s_idle)(struct rc_dev *dev, bool enable); + int (*s_learning_mode)(struct rc_dev *dev, int enable); + int (*s_carrier_report) (struct rc_dev *dev, int enable); +}; + +#define to_rc_dev(d) container_of(d, struct rc_dev, dev) + +/* + * From rc-main.c + * Those functions can be used on any type of Remote Controller. They + * basically creates an input_dev and properly reports the device as a + * Remote Controller, at sys/class/rc. + */ + +struct rc_dev *rc_allocate_device(void); +void rc_free_device(struct rc_dev *dev); +int rc_register_device(struct rc_dev *dev); +void rc_unregister_device(struct rc_dev *dev); + +void rc_repeat(struct rc_dev *dev); +void rc_keydown(struct rc_dev *dev, int scancode, u8 toggle); +void rc_keydown_notimeout(struct rc_dev *dev, int scancode, u8 toggle); +void rc_keyup(struct rc_dev *dev); +u32 rc_g_keycode_from_table(struct rc_dev *dev, u32 scancode); + +/* + * From rc-raw.c + * The Raw interface is specific to InfraRed. It may be a good idea to + * split it later into a separate header. + */ + +enum raw_event_type { + IR_SPACE = (1 << 0), + IR_PULSE = (1 << 1), + IR_START_EVENT = (1 << 2), + IR_STOP_EVENT = (1 << 3), +}; + +struct ir_raw_event { + union { + u32 duration; + + struct { + u32 carrier; + u8 duty_cycle; + }; + }; + + unsigned pulse:1; + unsigned reset:1; + unsigned timeout:1; + unsigned carrier_report:1; +}; + +#define DEFINE_IR_RAW_EVENT(event) \ + struct ir_raw_event event = { \ + { .duration = 0 } , \ + .pulse = 0, \ + .reset = 0, \ + .timeout = 0, \ + .carrier_report = 0 } + +static inline void init_ir_raw_event(struct ir_raw_event *ev) +{ + memset(ev, 0, sizeof(*ev)); +} + +#define IR_MAX_DURATION 0xFFFFFFFF /* a bit more than 4 seconds */ +#define US_TO_NS(usec) ((usec) * 1000) +#define MS_TO_US(msec) ((msec) * 1000) +#define MS_TO_NS(msec) ((msec) * 1000 * 1000) + +void ir_raw_event_handle(struct rc_dev *dev); +int ir_raw_event_store(struct rc_dev *dev, struct ir_raw_event *ev); +int ir_raw_event_store_edge(struct rc_dev *dev, enum raw_event_type type); +int ir_raw_event_store_with_filter(struct rc_dev *dev, + struct ir_raw_event *ev); +void ir_raw_event_set_idle(struct rc_dev *dev, bool idle); + +static inline void ir_raw_event_reset(struct rc_dev *dev) +{ + DEFINE_IR_RAW_EVENT(ev); + ev.reset = true; + + ir_raw_event_store(dev, &ev); + ir_raw_event_handle(dev); +} + +/* extract mask bits out of data and pack them into the result */ +static inline u32 ir_extract_bits(u32 data, u32 mask) +{ + u32 vbit = 1, value = 0; + + do { + if (mask & 1) { + if (data & 1) + value |= vbit; + vbit <<= 1; + } + data >>= 1; + } while (mask >>= 1); + + return value; +} + +#endif /* _RC_CORE */ diff --git a/include/media/rc-map.h b/include/media/rc-map.h index 9b201ec8dc7f..9184751f19c0 100644 --- a/include/media/rc-map.h +++ b/include/media/rc-map.h @@ -11,49 +11,52 @@ #include <linux/input.h> -#define IR_TYPE_UNKNOWN 0 -#define IR_TYPE_RC5 (1 << 0) /* Philips RC5 protocol */ -#define IR_TYPE_NEC (1 << 1) -#define IR_TYPE_RC6 (1 << 2) /* Philips RC6 protocol */ -#define IR_TYPE_JVC (1 << 3) /* JVC protocol */ -#define IR_TYPE_SONY (1 << 4) /* Sony12/15/20 protocol */ -#define IR_TYPE_LIRC (1 << 30) /* Pass raw IR to lirc userspace */ -#define IR_TYPE_OTHER (1u << 31) +#define RC_TYPE_UNKNOWN 0 +#define RC_TYPE_RC5 (1 << 0) /* Philips RC5 protocol */ +#define RC_TYPE_NEC (1 << 1) +#define RC_TYPE_RC6 (1 << 2) /* Philips RC6 protocol */ +#define RC_TYPE_JVC (1 << 3) /* JVC protocol */ +#define RC_TYPE_SONY (1 << 4) /* Sony12/15/20 protocol */ +#define RC_TYPE_RC5_SZ (1 << 5) /* RC5 variant used by Streamzap */ +#define RC_TYPE_LIRC (1 << 30) /* Pass raw IR to lirc userspace */ +#define RC_TYPE_OTHER (1u << 31) -#define IR_TYPE_ALL (IR_TYPE_RC5 | IR_TYPE_NEC | IR_TYPE_RC6 | \ - IR_TYPE_JVC | IR_TYPE_SONY | IR_TYPE_LIRC | \ - IR_TYPE_OTHER) +#define RC_TYPE_ALL (RC_TYPE_RC5 | RC_TYPE_NEC | RC_TYPE_RC6 | \ + RC_TYPE_JVC | RC_TYPE_SONY | RC_TYPE_LIRC | \ + RC_TYPE_RC5_SZ | RC_TYPE_OTHER) -struct ir_scancode { +struct rc_map_table { u32 scancode; u32 keycode; }; -struct ir_scancode_table { - struct ir_scancode *scan; +struct rc_map { + struct rc_map_table *scan; unsigned int size; /* Max number of entries */ unsigned int len; /* Used number of entries */ unsigned int alloc; /* Size of *scan in bytes */ - u64 ir_type; + u64 rc_type; const char *name; spinlock_t lock; }; -struct rc_keymap { +struct rc_map_list { struct list_head list; - struct ir_scancode_table map; + struct rc_map map; }; /* Routines from rc-map.c */ -int ir_register_map(struct rc_keymap *map); -void ir_unregister_map(struct rc_keymap *map); -struct ir_scancode_table *get_rc_map(const char *name); +int rc_map_register(struct rc_map_list *map); +void rc_map_unregister(struct rc_map_list *map); +struct rc_map *rc_map_get(const char *name); void rc_map_init(void); /* Names of the several keytables defined in-kernel */ #define RC_MAP_ADSTECH_DVB_T_PCI "rc-adstech-dvb-t-pci" +#define RC_MAP_ALINK_DTU_M "rc-alink-dtu-m" +#define RC_MAP_ANYSEE "rc-anysee" #define RC_MAP_APAC_VIEWCOMP "rc-apac-viewcomp" #define RC_MAP_ASUS_PC39 "rc-asus-pc39" #define RC_MAP_ATI_TV_WONDER_HD_600 "rc-ati-tv-wonder-hd-600" @@ -62,8 +65,10 @@ void rc_map_init(void); #define RC_MAP_AVERMEDIA_DVBT "rc-avermedia-dvbt" #define RC_MAP_AVERMEDIA_M135A "rc-avermedia-m135a" #define RC_MAP_AVERMEDIA_M733A_RM_K6 "rc-avermedia-m733a-rm-k6" +#define RC_MAP_AVERMEDIA_RM_KS "rc-avermedia-rm-ks" #define RC_MAP_AVERMEDIA "rc-avermedia" #define RC_MAP_AVERTV_303 "rc-avertv-303" +#define RC_MAP_AZUREWAVE_AD_TU700 "rc-azurewave-ad-tu700" #define RC_MAP_BEHOLD_COLUMBUS "rc-behold-columbus" #define RC_MAP_BEHOLD "rc-behold" #define RC_MAP_BUDGET_CI_OLD "rc-budget-ci-old" @@ -71,6 +76,8 @@ void rc_map_init(void); #define RC_MAP_CINERGY "rc-cinergy" #define RC_MAP_DIB0700_NEC_TABLE "rc-dib0700-nec" #define RC_MAP_DIB0700_RC5_TABLE "rc-dib0700-rc5" +#define RC_MAP_DIGITALNOW_TINYTWIN "rc-digitalnow-tinytwin" +#define RC_MAP_DIGITTRADE "rc-digittrade" #define RC_MAP_DM1105_NEC "rc-dm1105-nec" #define RC_MAP_DNTV_LIVE_DVBT_PRO "rc-dntv-live-dvbt-pro" #define RC_MAP_DNTV_LIVE_DVB_T "rc-dntv-live-dvb-t" @@ -87,15 +94,19 @@ void rc_map_init(void); #define RC_MAP_GADMEI_RM008Z "rc-gadmei-rm008z" #define RC_MAP_GENIUS_TVGO_A11MCE "rc-genius-tvgo-a11mce" #define RC_MAP_GOTVIEW7135 "rc-gotview7135" -#define RC_MAP_HAUPPAUGE_NEW "rc-hauppauge-new" +#define RC_MAP_HAUPPAUGE_NEW "rc-hauppauge" #define RC_MAP_IMON_MCE "rc-imon-mce" #define RC_MAP_IMON_PAD "rc-imon-pad" #define RC_MAP_IODATA_BCTV7E "rc-iodata-bctv7e" #define RC_MAP_KAIOMY "rc-kaiomy" #define RC_MAP_KWORLD_315U "rc-kworld-315u" #define RC_MAP_KWORLD_PLUS_TV_ANALOG "rc-kworld-plus-tv-analog" +#define RC_MAP_LEADTEK_Y04G0051 "rc-leadtek-y04g0051" #define RC_MAP_LIRC "rc-lirc" +#define RC_MAP_LME2510 "rc-lme2510" #define RC_MAP_MANLI "rc-manli" +#define RC_MAP_MSI_DIGIVOX_II "rc-msi-digivox-ii" +#define RC_MAP_MSI_DIGIVOX_III "rc-msi-digivox-iii" #define RC_MAP_MSI_TVANYWHERE_PLUS "rc-msi-tvanywhere-plus" #define RC_MAP_MSI_TVANYWHERE "rc-msi-tvanywhere" #define RC_MAP_NEBULA "rc-nebula" @@ -108,20 +119,28 @@ void rc_map_init(void); #define RC_MAP_PINNACLE_PCTV_HD "rc-pinnacle-pctv-hd" #define RC_MAP_PIXELVIEW_NEW "rc-pixelview-new" #define RC_MAP_PIXELVIEW "rc-pixelview" +#define RC_MAP_PIXELVIEW_002T "rc-pixelview-002t" #define RC_MAP_PIXELVIEW_MK12 "rc-pixelview-mk12" #define RC_MAP_POWERCOLOR_REAL_ANGEL "rc-powercolor-real-angel" #define RC_MAP_PROTEUS_2309 "rc-proteus-2309" #define RC_MAP_PURPLETV "rc-purpletv" #define RC_MAP_PV951 "rc-pv951" -#define RC_MAP_RC5_HAUPPAUGE_NEW "rc-rc5-hauppauge-new" -#define RC_MAP_RC5_STREAMZAP "rc-rc5-streamzap" +#define RC_MAP_HAUPPAUGE "rc-hauppauge" #define RC_MAP_RC5_TV "rc-rc5-tv" #define RC_MAP_RC6_MCE "rc-rc6-mce" #define RC_MAP_REAL_AUDIO_220_32_KEYS "rc-real-audio-220-32-keys" +#define RC_MAP_STREAMZAP "rc-streamzap" #define RC_MAP_TBS_NEC "rc-tbs-nec" +#define RC_MAP_TECHNISAT_USB2 "rc-technisat-usb2" #define RC_MAP_TERRATEC_CINERGY_XS "rc-terratec-cinergy-xs" +#define RC_MAP_TERRATEC_SLIM "rc-terratec-slim" +#define RC_MAP_TERRATEC_SLIM_2 "rc-terratec-slim-2" #define RC_MAP_TEVII_NEC "rc-tevii-nec" +#define RC_MAP_TOTAL_MEDIA_IN_HAND "rc-total-media-in-hand" +#define RC_MAP_TREKSTOR "rc-trekstor" #define RC_MAP_TT_1500 "rc-tt-1500" +#define RC_MAP_TWINHAN_VP1027_DVBS "rc-twinhan1027" +#define RC_MAP_VIDEOMATE_M1F "rc-videomate-m1f" #define RC_MAP_VIDEOMATE_S350 "rc-videomate-s350" #define RC_MAP_VIDEOMATE_TV_PVR "rc-videomate-tv-pvr" #define RC_MAP_WINFAST "rc-winfast" diff --git a/include/media/s5p_fimc.h b/include/media/s5p_fimc.h new file mode 100644 index 000000000000..9fdff8a4ed26 --- /dev/null +++ b/include/media/s5p_fimc.h @@ -0,0 +1,61 @@ +/* + * Samsung S5P SoC camera interface driver header + * + * Copyright (c) 2010 Samsung Electronics Co., Ltd + * Author: Sylwester Nawrocki, <s.nawrocki@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef S5P_FIMC_H_ +#define S5P_FIMC_H_ + +enum cam_bus_type { + FIMC_ITU_601 = 1, + FIMC_ITU_656, + FIMC_MIPI_CSI2, + FIMC_LCD_WB, /* FIFO link from LCD mixer */ +}; + +#define FIMC_CLK_INV_PCLK (1 << 0) +#define FIMC_CLK_INV_VSYNC (1 << 1) +#define FIMC_CLK_INV_HREF (1 << 2) +#define FIMC_CLK_INV_HSYNC (1 << 3) + +struct i2c_board_info; + +/** + * struct s5p_fimc_isp_info - image sensor information required for host + * interace configuration. + * + * @board_info: pointer to I2C subdevice's board info + * @clk_frequency: frequency of the clock the host interface provides to sensor + * @bus_type: determines bus type, MIPI, ITU-R BT.601 etc. + * @csi_data_align: MIPI-CSI interface data alignment in bits + * @i2c_bus_num: i2c control bus id the sensor is attached to + * @mux_id: FIMC camera interface multiplexer index (separate for MIPI and ITU) + * @flags: flags defining bus signals polarity inversion (High by default) + */ +struct s5p_fimc_isp_info { + struct i2c_board_info *board_info; + unsigned long clk_frequency; + enum cam_bus_type bus_type; + u16 csi_data_align; + u16 i2c_bus_num; + u16 mux_id; + u16 flags; +}; + +/** + * struct s5p_platform_fimc - camera host interface platform data + * + * @isp_info: properties of camera sensor required for host interface setup + * @num_clients: the number of attached image sensors + */ +struct s5p_platform_fimc { + struct s5p_fimc_isp_info *isp_info; + int num_clients; +}; +#endif /* S5P_FIMC_H_ */ diff --git a/include/media/rds.h b/include/media/saa6588.h index a89426667618..2c3c4420a4eb 100644 --- a/include/media/rds.h +++ b/include/media/saa6588.h @@ -4,9 +4,6 @@ saa6588.c and every driver (e.g. bttv-driver.c) that wants to use the saa6588 module. - Instead of having a separate rds.h, I'd prefer to include - this stuff in one of the already existing files like tuner.h - (c) 2005 by Hans J. Koch This program is free software; you can redistribute it and/or modify @@ -25,10 +22,10 @@ */ -#ifndef _RDS_H -#define _RDS_H +#ifndef _SAA6588_H +#define _SAA6588_H -struct rds_command { +struct saa6588_command { unsigned int block_count; int result; unsigned char __user *buffer; @@ -36,9 +33,10 @@ struct rds_command { poll_table *event_list; }; -#define RDS_CMD_OPEN _IOW('R',1,int) -#define RDS_CMD_CLOSE _IOW('R',2,int) -#define RDS_CMD_READ _IOR('R',3,int) -#define RDS_CMD_POLL _IOR('R',4,int) +/* These ioctls are internal to the kernel */ +#define SAA6588_CMD_OPEN _IOW('R', 1, int) +#define SAA6588_CMD_CLOSE _IOW('R', 2, int) +#define SAA6588_CMD_READ _IOR('R', 3, int) +#define SAA6588_CMD_POLL _IOR('R', 4, int) #endif diff --git a/include/media/saa7146.h b/include/media/saa7146.h index 7a9f76ecbbbd..79827143d5ac 100644 --- a/include/media/saa7146.h +++ b/include/media/saa7146.h @@ -115,7 +115,7 @@ struct saa7146_dev /* different device locks */ spinlock_t slock; - struct mutex lock; + struct mutex v4l2_lock; unsigned char __iomem *mem; /* pointer to mapped IO memory */ u32 revision; /* chip revision; needed for bug-workarounds*/ @@ -161,7 +161,7 @@ extern struct list_head saa7146_devices; extern struct mutex saa7146_devices_lock; int saa7146_register_extension(struct saa7146_extension*); int saa7146_unregister_extension(struct saa7146_extension*); -struct saa7146_format* format_by_fourcc(struct saa7146_dev *dev, int fourcc); +struct saa7146_format* saa7146_format_by_fourcc(struct saa7146_dev *dev, int fourcc); int saa7146_pgtable_alloc(struct pci_dev *pci, struct saa7146_pgtable *pt); void saa7146_pgtable_free(struct pci_dev *pci, struct saa7146_pgtable *pt); int saa7146_pgtable_build_single(struct pci_dev *pci, struct saa7146_pgtable *pt, struct scatterlist *list, int length ); diff --git a/include/media/sh_vou.h b/include/media/sh_vou.h index a3ef30242b00..ec3ba9a597a2 100644 --- a/include/media/sh_vou.h +++ b/include/media/sh_vou.h @@ -28,7 +28,6 @@ struct sh_vou_pdata { int i2c_adap; struct i2c_board_info *board_info; unsigned long flags; - char *module_name; }; #endif diff --git a/include/media/si4713.h b/include/media/si4713.h index 99850a54ed09..ed7353e8a982 100644 --- a/include/media/si4713.h +++ b/include/media/si4713.h @@ -23,8 +23,7 @@ * Platform dependent definition */ struct si4713_platform_data { - /* Set power state, zero is off, non-zero is on. */ - int (*set_power)(int power); + int gpio_reset; /* < 0 if not used */ }; /* diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index 2ce957301f77..f80b5372baf3 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -17,16 +17,21 @@ #include <linux/pm.h> #include <linux/videodev2.h> #include <media/videobuf-core.h> +#include <media/videobuf2-core.h> #include <media/v4l2-device.h> extern struct bus_type soc_camera_bus_type; +struct file; + struct soc_camera_device { struct list_head list; struct device dev; struct device *pdev; /* Platform device */ s32 user_width; s32 user_height; + u32 bytesperline; /* for padding, zero if unused */ + u32 sizeimage; enum v4l2_colorspace colorspace; unsigned char iface; /* Host number */ unsigned char devnum; /* Device number per host */ @@ -41,11 +46,11 @@ struct soc_camera_device { /* soc_camera.c private count. Only accessed with .video_lock held */ int use_count; struct mutex video_lock; /* Protects device data */ -}; - -struct soc_camera_file { - struct soc_camera_device *icd; - struct videobuf_queue vb_vidq; + struct file *streamer; /* stream owner */ + union { + struct videobuf_queue vb_vidq; + struct vb2_queue vb2_vidq; + }; }; struct soc_camera_host { @@ -79,13 +84,16 @@ struct soc_camera_host_ops { int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *); void (*init_videobuf)(struct videobuf_queue *, struct soc_camera_device *); - int (*reqbufs)(struct soc_camera_file *, struct v4l2_requestbuffers *); + int (*init_videobuf2)(struct vb2_queue *, + struct soc_camera_device *); + int (*reqbufs)(struct soc_camera_device *, struct v4l2_requestbuffers *); int (*querycap)(struct soc_camera_host *, struct v4l2_capability *); int (*set_bus_param)(struct soc_camera_device *, __u32); int (*get_ctrl)(struct soc_camera_device *, struct v4l2_control *); int (*set_ctrl)(struct soc_camera_device *, struct v4l2_control *); int (*get_parm)(struct soc_camera_device *, struct v4l2_streamparm *); int (*set_parm)(struct soc_camera_device *, struct v4l2_streamparm *); + int (*enum_fsizes)(struct soc_camera_device *, struct v4l2_frmsizeenum *); unsigned int (*poll)(struct file *, poll_table *); const struct v4l2_queryctrl *controls; int num_controls; @@ -98,6 +106,7 @@ struct soc_camera_host_ops { #define SOCAM_SENSOR_INVERT_DATA (1 << 4) struct i2c_board_info; +struct regulator_bulk_data; struct soc_camera_link { /* Camera bus id, used to match a camera and a bus */ @@ -109,6 +118,10 @@ struct soc_camera_link { const char *module_name; void *priv; + /* Optional regulators that have to be managed on power on/off events */ + struct regulator_bulk_data *regulators; + int num_regulators; + /* * For non-I2C devices platform platform has to provide methods to * add a device to the system and to remove @@ -295,4 +308,17 @@ static inline struct video_device *soc_camera_i2c_to_vdev(struct i2c_client *cli return icd->vdev; } +static inline struct soc_camera_device *soc_camera_from_vb2q(struct vb2_queue *vq) +{ + return container_of(vq, struct soc_camera_device, vb2_vidq); +} + +static inline struct soc_camera_device *soc_camera_from_vbq(struct videobuf_queue *vq) +{ + return container_of(vq, struct soc_camera_device, vb_vidq); +} + +void soc_camera_lock(struct vb2_queue *vq); +void soc_camera_unlock(struct vb2_queue *vq); + #endif diff --git a/include/media/soc_mediabus.h b/include/media/soc_mediabus.h index 037cd7be001e..b338108ec305 100644 --- a/include/media/soc_mediabus.h +++ b/include/media/soc_mediabus.h @@ -12,8 +12,7 @@ #define SOC_MEDIABUS_H #include <linux/videodev2.h> - -#include <media/v4l2-mediabus.h> +#include <linux/v4l2-mediabus.h> /** * enum soc_mbus_packing - data packing types on the media-bus @@ -61,5 +60,6 @@ struct soc_mbus_pixelfmt { const struct soc_mbus_pixelfmt *soc_mbus_get_fmtdesc( enum v4l2_mbus_pixelcode code); s32 soc_mbus_bytes_per_line(u32 width, const struct soc_mbus_pixelfmt *mf); +int soc_mbus_samples_per_pixel(const struct soc_mbus_pixelfmt *mf); #endif diff --git a/include/media/sr030pc30.h b/include/media/sr030pc30.h new file mode 100644 index 000000000000..6f901a653ba2 --- /dev/null +++ b/include/media/sr030pc30.h @@ -0,0 +1,21 @@ +/* + * Driver header for SR030PC30 camera sensor + * + * Copyright (c) 2010 Samsung Electronics, Co. Ltd + * Contact: Sylwester Nawrocki <s.nawrocki@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef SR030PC30_H +#define SR030PC30_H + +struct sr030pc30_platform_data { + unsigned long clk_rate; /* master clock frequency in Hz */ + int (*set_power)(struct device *dev, int on); +}; + +#endif /* SR030PC30_H */ diff --git a/include/media/timb_radio.h b/include/media/timb_radio.h index fcd32a3696ba..a59a84854dc1 100644 --- a/include/media/timb_radio.h +++ b/include/media/timb_radio.h @@ -24,7 +24,6 @@ struct timb_radio_platform_data { int i2c_adapter; /* I2C adapter where the tuner and dsp are attached */ struct { - const char *module_name; struct i2c_board_info *info; } tuner; struct { diff --git a/include/media/timb_video.h b/include/media/timb_video.h new file mode 100644 index 000000000000..70ae43970a49 --- /dev/null +++ b/include/media/timb_video.h @@ -0,0 +1,33 @@ +/* + * timb_video.h Platform struct for the Timberdale video driver + * Copyright (c) 2009-2010 Intel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _TIMB_VIDEO_ +#define _TIMB_VIDEO_ 1 + +#include <linux/i2c.h> + +struct timb_video_platform_data { + int dma_channel; + int i2c_adapter; /* The I2C adapter where the encoder is attached */ + struct { + const char *module_name; + struct i2c_board_info *info; + } encoder; +}; + +#endif diff --git a/include/media/tuner.h b/include/media/tuner.h index 51811eac46f1..963e33471835 100644 --- a/include/media/tuner.h +++ b/include/media/tuner.h @@ -21,6 +21,7 @@ #ifndef _TUNER_H #define _TUNER_H +#ifdef __KERNEL__ #include <linux/videodev2.h> @@ -131,6 +132,7 @@ #define TUNER_NXP_TDA18271 83 #define TUNER_SONY_BTF_PXN01Z 84 #define TUNER_PHILIPS_FQ1236_MK5 85 /* NTSC, TDA9885, no FM radio */ +#define TUNER_TENA_TNF_5337 86 /* tv card specific */ #define TDA9887_PRESENT (1<<0) @@ -156,14 +158,10 @@ #define TDA9887_GAIN_NORMAL (1<<20) #define TDA9887_RIF_41_3 (1<<21) /* radio IF1 41.3 vs 33.3 */ -#ifdef __KERNEL__ - enum tuner_mode { - T_UNINITIALIZED = 0, T_RADIO = 1 << V4L2_TUNER_RADIO, T_ANALOG_TV = 1 << V4L2_TUNER_ANALOG_TV, - T_DIGITAL_TV = 1 << V4L2_TUNER_DIGITAL_TV, - T_STANDBY = 1 << 31 + /* Don't need to map V4L2_TUNER_DIGITAL_TV, as tuner-core won't use it */ }; /* Older boards only had a single tuner device. Nowadays multiple tuner @@ -193,11 +191,3 @@ struct tuner_setup { #endif /* __KERNEL__ */ #endif /* _TUNER_H */ - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * --------------------------------------------------------------------------- - * Local variables: - * c-basic-offset: 8 - * End: - */ diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h index 21b4428c12ab..b3edb67a8311 100644 --- a/include/media/v4l2-chip-ident.h +++ b/include/media/v4l2-chip-ident.h @@ -38,6 +38,9 @@ enum { /* module tvaudio: reserved range 50-99 */ V4L2_IDENT_TVAUDIO = 50, /* A tvaudio chip, unknown which it is exactly */ + /* Sony IMX074 */ + V4L2_IDENT_IMX074 = 74, + /* module saa7110: just ident 100 */ V4L2_IDENT_SAA7110 = 100, @@ -70,6 +73,9 @@ enum { V4L2_IDENT_OV9655 = 255, V4L2_IDENT_SOI968 = 256, V4L2_IDENT_OV9640 = 257, + V4L2_IDENT_OV6650 = 258, + V4L2_IDENT_OV2640 = 259, + V4L2_IDENT_OV9740 = 260, /* module saa7146: reserved range 300-309 */ V4L2_IDENT_SAA7146 = 300, @@ -111,6 +117,10 @@ enum { V4L2_IDENT_VPX3216B = 3216, V4L2_IDENT_VPX3220A = 3220, + /* VX855 just ident 3409 */ + /* Other via devs could use 3314, 3324, 3327, 3336, 3364, 3353 */ + V4L2_IDENT_VIA_VX855 = 3409, + /* module tvp5150 */ V4L2_IDENT_TVP5150 = 5150, @@ -200,6 +210,9 @@ enum { /* module sn9c20x: just ident 10000 */ V4L2_IDENT_SN9C20X = 10000, + /* Siliconfile sensors: reserved range 10100 - 10199 */ + V4L2_IDENT_NOON010PC30 = 10100, + /* module cx231xx and cx25840 */ V4L2_IDENT_CX2310X_AV = 23099, /* Integrated A/V decoder; not in '100 */ V4L2_IDENT_CX23100 = 23100, diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h index 98b32645e5a7..a298ec49ddc4 100644 --- a/include/media/v4l2-common.h +++ b/include/media/v4l2-common.h @@ -80,30 +80,15 @@ /* ------------------------------------------------------------------------- */ -/* Priority helper functions */ - -struct v4l2_prio_state { - atomic_t prios[4]; -}; -void v4l2_prio_init(struct v4l2_prio_state *global); -int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local, - enum v4l2_priority new); -void v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local); -void v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority local); -enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global); -int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority local); - -/* ------------------------------------------------------------------------- */ - /* Control helper functions */ int v4l2_ctrl_check(struct v4l2_ext_control *ctrl, struct v4l2_queryctrl *qctrl, - const char **menu_items); + const char * const *menu_items); const char *v4l2_ctrl_get_name(u32 id); -const char **v4l2_ctrl_get_menu(u32 id); +const char * const *v4l2_ctrl_get_menu(u32 id); int v4l2_ctrl_query_fill(struct v4l2_queryctrl *qctrl, s32 min, s32 max, s32 step, s32 def); int v4l2_ctrl_query_menu(struct v4l2_querymenu *qmenu, - struct v4l2_queryctrl *qctrl, const char **menu_items); + struct v4l2_queryctrl *qctrl, const char * const *menu_items); #define V4L2_CTRL_MENU_IDS_END (0xffffffff) int v4l2_ctrl_query_menu_valid_items(struct v4l2_querymenu *qmenu, const u32 *ids); @@ -137,31 +122,16 @@ struct v4l2_subdev_ops; /* Load an i2c module and return an initialized v4l2_subdev struct. - Only call request_module if module_name != NULL. The client_type argument is the name of the chip that's on the adapter. */ -struct v4l2_subdev *v4l2_i2c_new_subdev_cfg(struct v4l2_device *v4l2_dev, - struct i2c_adapter *adapter, - const char *module_name, const char *client_type, - int irq, void *platform_data, +struct v4l2_subdev *v4l2_i2c_new_subdev(struct v4l2_device *v4l2_dev, + struct i2c_adapter *adapter, const char *client_type, u8 addr, const unsigned short *probe_addrs); -/* Load an i2c module and return an initialized v4l2_subdev struct. - Only call request_module if module_name != NULL. - The client_type argument is the name of the chip that's on the adapter. */ -static inline struct v4l2_subdev *v4l2_i2c_new_subdev(struct v4l2_device *v4l2_dev, - struct i2c_adapter *adapter, - const char *module_name, const char *client_type, - u8 addr, const unsigned short *probe_addrs) -{ - return v4l2_i2c_new_subdev_cfg(v4l2_dev, adapter, module_name, - client_type, 0, NULL, addr, probe_addrs); -} - struct i2c_board_info; struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev, - struct i2c_adapter *adapter, const char *module_name, - struct i2c_board_info *info, const unsigned short *probe_addrs); + struct i2c_adapter *adapter, struct i2c_board_info *info, + const unsigned short *probe_addrs); /* Initialize an v4l2_subdev with data from an i2c_client struct */ void v4l2_i2c_subdev_init(struct v4l2_subdev *sd, struct i2c_client *client, @@ -232,4 +202,14 @@ void v4l_bound_align_image(unsigned int *w, unsigned int wmin, unsigned int hmax, unsigned int halign, unsigned int salign); int v4l_fill_dv_preset_info(u32 preset, struct v4l2_dv_enum_preset *info); + +struct v4l2_discrete_probe { + const struct v4l2_frmsize_discrete *sizes; + int num_sizes; +}; + +const struct v4l2_frmsize_discrete *v4l2_find_nearest_format( + const struct v4l2_discrete_probe *probe, + s32 width, s32 height); + #endif /* V4L2_COMMON_H_ */ diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index 9b7bea928a88..97d063837b61 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -23,6 +23,7 @@ #include <linux/list.h> #include <linux/device.h> +#include <linux/videodev2.h> /* forward references */ struct v4l2_ctrl_handler; @@ -53,8 +54,10 @@ struct v4l2_ctrl_ops { * @handler: The handler that owns the control. * @cluster: Point to start of cluster array. * @ncontrols: Number of controls in cluster array. - * @has_new: Internal flag: set when there is a valid new value. * @done: Internal flag: set for each processed control. + * @is_new: Set when the user specified a new value for this control. It + * is also set when called from v4l2_ctrl_handler_setup. Drivers + * should never set this flag. * @is_private: If set, then this control is private to its handler and it * will not be added to any other handlers. Drivers can set * this flag. @@ -97,9 +100,9 @@ struct v4l2_ctrl { struct v4l2_ctrl_handler *handler; struct v4l2_ctrl **cluster; unsigned ncontrols; - unsigned int has_new:1; unsigned int done:1; + unsigned int is_new:1; unsigned int is_private:1; unsigned int is_volatile:1; @@ -112,7 +115,7 @@ struct v4l2_ctrl { u32 step; u32 menu_skip_mask; }; - const char **qmenu; + const char * const *qmenu; unsigned long flags; union { s32 val; @@ -202,7 +205,7 @@ struct v4l2_ctrl_config { s32 def; u32 flags; u32 menu_skip_mask; - const char **qmenu; + const char * const *qmenu; unsigned int is_private:1; unsigned int is_volatile:1; }; diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h index 1efcacbed01a..8266d5ade2ff 100644 --- a/include/media/v4l2-dev.h +++ b/include/media/v4l2-dev.h @@ -16,12 +16,14 @@ #include <linux/mutex.h> #include <linux/videodev2.h> +#include <media/media-entity.h> + #define VIDEO_MAJOR 81 #define VFL_TYPE_GRABBER 0 #define VFL_TYPE_VBI 1 #define VFL_TYPE_RADIO 2 -#define VFL_TYPE_VTX 3 +#define VFL_TYPE_SUBDEV 3 #define VFL_TYPE_MAX 4 struct v4l2_ioctl_callbacks; @@ -33,7 +35,25 @@ struct v4l2_ctrl_handler; Drivers can clear this flag if they want to block all future device access. It is cleared by video_unregister_device. */ #define V4L2_FL_REGISTERED (0) +/* file->private_data points to struct v4l2_fh */ #define V4L2_FL_USES_V4L2_FH (1) +/* Use the prio field of v4l2_fh for core priority checking */ +#define V4L2_FL_USE_FH_PRIO (2) + +/* Priority helper functions */ + +struct v4l2_prio_state { + atomic_t prios[4]; +}; + +void v4l2_prio_init(struct v4l2_prio_state *global); +int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local, + enum v4l2_priority new); +void v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local); +void v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority local); +enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global); +int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority local); + struct v4l2_file_operations { struct module *owner; @@ -42,8 +62,6 @@ struct v4l2_file_operations { unsigned int (*poll) (struct file *, struct poll_table_struct *); long (*ioctl) (struct file *, unsigned int, unsigned long); long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long); - unsigned long (*get_unmapped_area) (struct file *, unsigned long, - unsigned long, unsigned long, unsigned long); int (*mmap) (struct file *, struct vm_area_struct *); int (*open) (struct file *); int (*release) (struct file *); @@ -57,6 +75,9 @@ struct v4l2_file_operations { struct video_device { +#if defined(CONFIG_MEDIA_CONTROLLER) + struct media_entity entity; +#endif /* device ops */ const struct v4l2_file_operations *fops; @@ -71,6 +92,9 @@ struct video_device /* Control handler associated with this device node. May be NULL. */ struct v4l2_ctrl_handler *ctrl_handler; + /* Priority state. If NULL, then v4l2_dev->prio will be used. */ + struct v4l2_prio_state *prio; + /* device info */ char name[32]; int vfl_type; @@ -97,20 +121,36 @@ struct video_device /* ioctl callbacks */ const struct v4l2_ioctl_ops *ioctl_ops; + + /* serialization lock */ + struct mutex *lock; }; +#define media_entity_to_video_device(entity) \ + container_of(entity, struct video_device, entity) /* dev to video-device */ #define to_video_device(cd) container_of(cd, struct video_device, dev) +int __must_check __video_register_device(struct video_device *vdev, int type, + int nr, int warn_if_nr_in_use, struct module *owner); + /* Register video devices. Note that if video_register_device fails, the release() callback of the video_device structure is *not* called, so the caller is responsible for freeing any data. Usually that means that you call video_device_release() on failure. */ -int __must_check video_register_device(struct video_device *vdev, int type, int nr); +static inline int __must_check video_register_device(struct video_device *vdev, + int type, int nr) +{ + return __video_register_device(vdev, type, nr, 1, vdev->fops->owner); +} /* Same as video_register_device, but no warning is issued if the desired device node number was already in use. */ -int __must_check video_register_device_no_warn(struct video_device *vdev, int type, int nr); +static inline int __must_check video_register_device_no_warn( + struct video_device *vdev, int type, int nr) +{ + return __video_register_device(vdev, type, nr, 0, vdev->fops->owner); +} /* Unregister video devices. Will do nothing if vdev == NULL or video_is_registered() returns false. */ diff --git a/include/media/v4l2-device.h b/include/media/v4l2-device.h index 8bcbd7a0271c..d61febfb1668 100644 --- a/include/media/v4l2-device.h +++ b/include/media/v4l2-device.h @@ -21,7 +21,9 @@ #ifndef _V4L2_DEVICE_H #define _V4L2_DEVICE_H +#include <media/media-device.h> #include <media/v4l2-subdev.h> +#include <media/v4l2-dev.h> /* Each instance of a V4L2 device should create the v4l2_device struct, either stand-alone or embedded in a larger struct. @@ -39,6 +41,9 @@ struct v4l2_device { Note: dev might be NULL if there is no parent device as is the case with e.g. ISA devices. */ struct device *dev; +#if defined(CONFIG_MEDIA_CONTROLLER) + struct media_device *mdev; +#endif /* used to keep track of the registered subdevs */ struct list_head subdevs; /* lock this struct; can be used by the driver as well if this @@ -51,8 +56,23 @@ struct v4l2_device { unsigned int notification, void *arg); /* The control handler. May be NULL. */ struct v4l2_ctrl_handler *ctrl_handler; + /* Device's priority state */ + struct v4l2_prio_state prio; + /* BKL replacement mutex. Temporary solution only. */ + struct mutex ioctl_lock; + /* Keep track of the references to this struct. */ + struct kref ref; + /* Release function that is called when the ref count goes to 0. */ + void (*release)(struct v4l2_device *v4l2_dev); }; +static inline void v4l2_device_get(struct v4l2_device *v4l2_dev) +{ + kref_get(&v4l2_dev->ref); +} + +int v4l2_device_put(struct v4l2_device *v4l2_dev); + /* Initialize v4l2_dev and make dev->driver_data point to v4l2_dev. dev may be NULL in rare cases (ISA devices). In that case you must fill in the v4l2_dev->name field before calling this function. */ @@ -94,6 +114,12 @@ int __must_check v4l2_device_register_subdev(struct v4l2_device *v4l2_dev, wasn't registered. In that case it will do nothing. */ void v4l2_device_unregister_subdev(struct v4l2_subdev *sd); +/* Register device nodes for all subdev of the v4l2 device that are marked with + * the V4L2_SUBDEV_FL_HAS_DEVNODE flag. + */ +int __must_check +v4l2_device_register_subdev_nodes(struct v4l2_device *v4l2_dev); + /* Iterate over all subdevs. */ #define v4l2_device_for_each_subdev(sd, v4l2_dev) \ list_for_each_entry(sd, &(v4l2_dev)->subdevs, list) @@ -101,46 +127,67 @@ void v4l2_device_unregister_subdev(struct v4l2_subdev *sd); /* Call the specified callback for all subdevs matching the condition. Ignore any errors. Note that you cannot add or delete a subdev while walking the subdevs list. */ -#define __v4l2_device_call_subdevs(v4l2_dev, cond, o, f, args...) \ +#define __v4l2_device_call_subdevs_p(v4l2_dev, sd, cond, o, f, args...) \ do { \ - struct v4l2_subdev *sd; \ + list_for_each_entry((sd), &(v4l2_dev)->subdevs, list) \ + if ((cond) && (sd)->ops->o && (sd)->ops->o->f) \ + (sd)->ops->o->f((sd) , ##args); \ + } while (0) + +#define __v4l2_device_call_subdevs(v4l2_dev, cond, o, f, args...) \ + do { \ + struct v4l2_subdev *__sd; \ \ - list_for_each_entry(sd, &(v4l2_dev)->subdevs, list) \ - if ((cond) && sd->ops->o && sd->ops->o->f) \ - sd->ops->o->f(sd , ##args); \ + __v4l2_device_call_subdevs_p(v4l2_dev, __sd, cond, o, \ + f , ##args); \ } while (0) /* Call the specified callback for all subdevs matching the condition. If the callback returns an error other than 0 or -ENOIOCTLCMD, then return with that error code. Note that you cannot add or delete a subdev while walking the subdevs list. */ -#define __v4l2_device_call_subdevs_until_err(v4l2_dev, cond, o, f, args...) \ +#define __v4l2_device_call_subdevs_until_err_p(v4l2_dev, sd, cond, o, f, args...) \ ({ \ - struct v4l2_subdev *sd; \ - long err = 0; \ + long __err = 0; \ \ - list_for_each_entry(sd, &(v4l2_dev)->subdevs, list) { \ - if ((cond) && sd->ops->o && sd->ops->o->f) \ - err = sd->ops->o->f(sd , ##args); \ - if (err && err != -ENOIOCTLCMD) \ + list_for_each_entry((sd), &(v4l2_dev)->subdevs, list) { \ + if ((cond) && (sd)->ops->o && (sd)->ops->o->f) \ + __err = (sd)->ops->o->f((sd) , ##args); \ + if (__err && __err != -ENOIOCTLCMD) \ break; \ } \ - (err == -ENOIOCTLCMD) ? 0 : err; \ + (__err == -ENOIOCTLCMD) ? 0 : __err; \ +}) + +#define __v4l2_device_call_subdevs_until_err(v4l2_dev, cond, o, f, args...) \ +({ \ + struct v4l2_subdev *__sd; \ + __v4l2_device_call_subdevs_until_err_p(v4l2_dev, __sd, cond, o, \ + f , ##args); \ }) /* Call the specified callback for all subdevs matching grp_id (if 0, then match them all). Ignore any errors. Note that you cannot add or delete a subdev while walking the subdevs list. */ -#define v4l2_device_call_all(v4l2_dev, grpid, o, f, args...) \ - __v4l2_device_call_subdevs(v4l2_dev, \ - !(grpid) || sd->grp_id == (grpid), o, f , ##args) +#define v4l2_device_call_all(v4l2_dev, grpid, o, f, args...) \ + do { \ + struct v4l2_subdev *__sd; \ + \ + __v4l2_device_call_subdevs_p(v4l2_dev, __sd, \ + !(grpid) || __sd->grp_id == (grpid), o, f , \ + ##args); \ + } while (0) /* Call the specified callback for all subdevs matching grp_id (if 0, then match them all). If the callback returns an error other than 0 or -ENOIOCTLCMD, then return with that error code. Note that you cannot add or delete a subdev while walking the subdevs list. */ #define v4l2_device_call_until_err(v4l2_dev, grpid, o, f, args...) \ - __v4l2_device_call_subdevs_until_err(v4l2_dev, \ - !(grpid) || sd->grp_id == (grpid), o, f , ##args) +({ \ + struct v4l2_subdev *__sd; \ + __v4l2_device_call_subdevs_until_err_p(v4l2_dev, __sd, \ + !(grpid) || __sd->grp_id == (grpid), o, f , \ + ##args); \ +}) #endif diff --git a/include/media/v4l2-fh.h b/include/media/v4l2-fh.h index 1d72dde320bf..0206aa55be24 100644 --- a/include/media/v4l2-fh.h +++ b/include/media/v4l2-fh.h @@ -35,6 +35,7 @@ struct v4l2_fh { struct list_head list; struct video_device *vdev; struct v4l2_events *events; /* events, pending and subscribed */ + enum v4l2_priority prio; }; /* @@ -50,8 +51,16 @@ int v4l2_fh_init(struct v4l2_fh *fh, struct video_device *vdev); */ void v4l2_fh_add(struct v4l2_fh *fh); /* + * Can be used as the open() op of v4l2_file_operations. + * It allocates a v4l2_fh and inits and adds it to the video_device associated + * with the file pointer. + */ +int v4l2_fh_open(struct file *filp); +/* * Remove file handle from the list of file handles. Must be called in * v4l2_file_operations->release() handler if the driver uses v4l2_fh. + * On error filp->private_data will be NULL, otherwise it will point to + * the v4l2_fh struct. */ void v4l2_fh_del(struct v4l2_fh *fh); /* @@ -61,5 +70,25 @@ void v4l2_fh_del(struct v4l2_fh *fh); * driver uses v4l2_fh. */ void v4l2_fh_exit(struct v4l2_fh *fh); +/* + * Can be used as the release() op of v4l2_file_operations. + * It deletes and exits the v4l2_fh associated with the file pointer and + * frees it. It will do nothing if filp->private_data (the pointer to the + * v4l2_fh struct) is NULL. This function always returns 0. + */ +int v4l2_fh_release(struct file *filp); +/* + * Returns 1 if this filehandle is the only filehandle opened for the + * associated video_device. If fh is NULL, then it returns 0. + */ +int v4l2_fh_is_singular(struct v4l2_fh *fh); +/* + * Helper function with struct file as argument. If filp->private_data is + * NULL, then it will return 0. + */ +static inline int v4l2_fh_is_singular_file(struct file *filp) +{ + return v4l2_fh_is_singular(filp->private_data); +} #endif /* V4L2_EVENT_H */ diff --git a/include/media/v4l2-i2c-drv.h b/include/media/v4l2-i2c-drv.h deleted file mode 100644 index 74bf741d1a9b..000000000000 --- a/include/media/v4l2-i2c-drv.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * v4l2-i2c-drv.h - contains I2C handling code that's identical for - * all V4L2 I2C drivers. Use this header if the - * I2C driver is only used by drivers converted - * to the bus-based I2C API. - * - * Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -/* NOTE: the full version of this header is in the v4l-dvb repository - * and allows v4l i2c drivers to be compiled on pre-2.6.26 kernels. - * The version of this header as it appears in the kernel is a stripped - * version (without all the backwards compatibility stuff) and so it - * looks a bit odd. - * - * If you look at the full version then you will understand the reason - * for introducing this header since you really don't want to have all - * the tricky backwards compatibility code in each and every i2c driver. - * - * If the i2c driver will never be compiled for pre-2.6.26 kernels, then - * DO NOT USE this header! Just write it as a regular i2c driver. - */ - -#ifndef __V4L2_I2C_DRV_H__ -#define __V4L2_I2C_DRV_H__ - -#include <media/v4l2-common.h> - -struct v4l2_i2c_driver_data { - const char * const name; - int (*command)(struct i2c_client *client, unsigned int cmd, void *arg); - int (*probe)(struct i2c_client *client, const struct i2c_device_id *id); - int (*remove)(struct i2c_client *client); - int (*suspend)(struct i2c_client *client, pm_message_t state); - int (*resume)(struct i2c_client *client); - const struct i2c_device_id *id_table; -}; - -static struct v4l2_i2c_driver_data v4l2_i2c_data; -static struct i2c_driver v4l2_i2c_driver; - - -/* Bus-based I2C implementation for kernels >= 2.6.26 */ - -static int __init v4l2_i2c_drv_init(void) -{ - v4l2_i2c_driver.driver.name = v4l2_i2c_data.name; - v4l2_i2c_driver.command = v4l2_i2c_data.command; - v4l2_i2c_driver.probe = v4l2_i2c_data.probe; - v4l2_i2c_driver.remove = v4l2_i2c_data.remove; - v4l2_i2c_driver.suspend = v4l2_i2c_data.suspend; - v4l2_i2c_driver.resume = v4l2_i2c_data.resume; - v4l2_i2c_driver.id_table = v4l2_i2c_data.id_table; - return i2c_add_driver(&v4l2_i2c_driver); -} - - -static void __exit v4l2_i2c_drv_cleanup(void) -{ - i2c_del_driver(&v4l2_i2c_driver); -} - -module_init(v4l2_i2c_drv_init); -module_exit(v4l2_i2c_drv_cleanup); - -#endif /* __V4L2_I2C_DRV_H__ */ diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index 06daa6e8e051..dd9f1e7b8ff7 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -14,12 +14,7 @@ #include <linux/device.h> #include <linux/mutex.h> #include <linux/compiler.h> /* need __user */ -#ifdef CONFIG_VIDEO_V4L1_COMPAT -#define __MIN_V4L1 -#include <linux/videodev.h> -#else #include <linux/videodev2.h> -#endif struct v4l2_fh; @@ -42,6 +37,10 @@ struct v4l2_ioctl_ops { struct v4l2_fmtdesc *f); int (*vidioc_enum_fmt_vid_out) (struct file *file, void *fh, struct v4l2_fmtdesc *f); + int (*vidioc_enum_fmt_vid_cap_mplane)(struct file *file, void *fh, + struct v4l2_fmtdesc *f); + int (*vidioc_enum_fmt_vid_out_mplane)(struct file *file, void *fh, + struct v4l2_fmtdesc *f); int (*vidioc_enum_fmt_type_private)(struct file *file, void *fh, struct v4l2_fmtdesc *f); @@ -62,6 +61,10 @@ struct v4l2_ioctl_ops { struct v4l2_format *f); int (*vidioc_g_fmt_sliced_vbi_out)(struct file *file, void *fh, struct v4l2_format *f); + int (*vidioc_g_fmt_vid_cap_mplane)(struct file *file, void *fh, + struct v4l2_format *f); + int (*vidioc_g_fmt_vid_out_mplane)(struct file *file, void *fh, + struct v4l2_format *f); int (*vidioc_g_fmt_type_private)(struct file *file, void *fh, struct v4l2_format *f); @@ -82,6 +85,10 @@ struct v4l2_ioctl_ops { struct v4l2_format *f); int (*vidioc_s_fmt_sliced_vbi_out)(struct file *file, void *fh, struct v4l2_format *f); + int (*vidioc_s_fmt_vid_cap_mplane)(struct file *file, void *fh, + struct v4l2_format *f); + int (*vidioc_s_fmt_vid_out_mplane)(struct file *file, void *fh, + struct v4l2_format *f); int (*vidioc_s_fmt_type_private)(struct file *file, void *fh, struct v4l2_format *f); @@ -102,6 +109,10 @@ struct v4l2_ioctl_ops { struct v4l2_format *f); int (*vidioc_try_fmt_sliced_vbi_out)(struct file *file, void *fh, struct v4l2_format *f); + int (*vidioc_try_fmt_vid_cap_mplane)(struct file *file, void *fh, + struct v4l2_format *f); + int (*vidioc_try_fmt_vid_out_mplane)(struct file *file, void *fh, + struct v4l2_format *f); int (*vidioc_try_fmt_type_private)(struct file *file, void *fh, struct v4l2_format *f); @@ -113,10 +124,6 @@ struct v4l2_ioctl_ops { int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i); -#ifdef CONFIG_VIDEO_V4L1_COMPAT - /* buffer type is struct vidio_mbuf * */ - int (*vidiocgmbuf) (struct file *file, void *fh, struct video_mbuf *p); -#endif int (*vidioc_g_fbuf) (struct file *file, void *fh, struct v4l2_framebuffer *a); int (*vidioc_s_fbuf) (struct file *file, void *fh, @@ -263,7 +270,7 @@ struct v4l2_ioctl_ops { /* For other private ioctls */ long (*vidioc_default) (struct file *file, void *fh, - int cmd, void *arg); + bool valid_prio, int cmd, void *arg); }; @@ -300,22 +307,15 @@ extern void v4l_printk_ioctl(unsigned int cmd); extern const char *v4l2_field_names[]; extern const char *v4l2_type_names[]; -/* Compatibility layer interface -- v4l1-compat module */ -typedef long (*v4l2_kioctl)(struct file *file, - unsigned int cmd, void *arg); -#ifdef CONFIG_VIDEO_V4L1_COMPAT -long v4l_compat_translate_ioctl(struct file *file, - int cmd, void *arg, v4l2_kioctl driver_ioctl); -#else -#define v4l_compat_translate_ioctl(file, cmd, arg, ioctl) (-EINVAL) -#endif - #ifdef CONFIG_COMPAT /* 32 Bits compatibility layer for 64 bits processors */ extern long v4l2_compat_ioctl32(struct file *file, unsigned int cmd, unsigned long arg); #endif +typedef long (*v4l2_kioctl)(struct file *file, + unsigned int cmd, void *arg); + /* Include support for obsoleted stuff */ extern long video_usercopy(struct file *file, unsigned int cmd, unsigned long arg, v4l2_kioctl func); diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h index f0cf2e7def06..971c7fa29614 100644 --- a/include/media/v4l2-mediabus.h +++ b/include/media/v4l2-mediabus.h @@ -11,58 +11,7 @@ #ifndef V4L2_MEDIABUS_H #define V4L2_MEDIABUS_H -/* - * These pixel codes uniquely identify data formats on the media bus. Mostly - * they correspond to similarly named V4L2_PIX_FMT_* formats, format 0 is - * reserved, V4L2_MBUS_FMT_FIXED shall be used by host-client pairs, where the - * data format is fixed. Additionally, "2X8" means that one pixel is transferred - * in two 8-bit samples, "BE" or "LE" specify in which order those samples are - * transferred over the bus: "LE" means that the least significant bits are - * transferred first, "BE" means that the most significant bits are transferred - * first, and "PADHI" and "PADLO" define which bits - low or high, in the - * incomplete high byte, are filled with padding bits. - */ -enum v4l2_mbus_pixelcode { - V4L2_MBUS_FMT_FIXED = 1, - V4L2_MBUS_FMT_YUYV8_2X8, - V4L2_MBUS_FMT_YVYU8_2X8, - V4L2_MBUS_FMT_UYVY8_2X8, - V4L2_MBUS_FMT_VYUY8_2X8, - V4L2_MBUS_FMT_RGB555_2X8_PADHI_LE, - V4L2_MBUS_FMT_RGB555_2X8_PADHI_BE, - V4L2_MBUS_FMT_RGB565_2X8_LE, - V4L2_MBUS_FMT_RGB565_2X8_BE, - V4L2_MBUS_FMT_SBGGR8_1X8, - V4L2_MBUS_FMT_SBGGR10_1X10, - V4L2_MBUS_FMT_GREY8_1X8, - V4L2_MBUS_FMT_Y10_1X10, - V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_LE, - V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_LE, - V4L2_MBUS_FMT_SBGGR10_2X8_PADHI_BE, - V4L2_MBUS_FMT_SBGGR10_2X8_PADLO_BE, - V4L2_MBUS_FMT_SGRBG8_1X8, - V4L2_MBUS_FMT_SBGGR12_1X12, - V4L2_MBUS_FMT_YUYV8_1_5X8, - V4L2_MBUS_FMT_YVYU8_1_5X8, - V4L2_MBUS_FMT_UYVY8_1_5X8, - V4L2_MBUS_FMT_VYUY8_1_5X8, -}; - -/** - * struct v4l2_mbus_framefmt - frame format on the media bus - * @width: frame width - * @height: frame height - * @code: data format code - * @field: used interlacing type - * @colorspace: colorspace of the data - */ -struct v4l2_mbus_framefmt { - __u32 width; - __u32 height; - enum v4l2_mbus_pixelcode code; - enum v4l2_field field; - enum v4l2_colorspace colorspace; -}; +#include <linux/v4l2-mediabus.h> static inline void v4l2_fill_pix_format(struct v4l2_pix_format *pix_fmt, const struct v4l2_mbus_framefmt *mbus_fmt) diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 8d149f1c58d0..16ac4733e80d 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -5,7 +5,7 @@ * and destination. * * Copyright (c) 2009 Samsung Electronics Co., Ltd. - * Pawel Osciak, <p.osciak@samsung.com> + * Pawel Osciak, <pawel@osciak.com> * Marek Szyprowski, <m.szyprowski@samsung.com> * * This program is free software; you can redistribute it and/or modify @@ -17,7 +17,7 @@ #ifndef _MEDIA_V4L2_MEM2MEM_H #define _MEDIA_V4L2_MEM2MEM_H -#include <media/videobuf-core.h> +#include <media/videobuf2-core.h> /** * struct v4l2_m2m_ops - mem-to-mem device driver callbacks @@ -45,17 +45,20 @@ struct v4l2_m2m_ops { void (*device_run)(void *priv); int (*job_ready)(void *priv); void (*job_abort)(void *priv); + void (*lock)(void *priv); + void (*unlock)(void *priv); }; struct v4l2_m2m_dev; struct v4l2_m2m_queue_ctx { /* private: internal use only */ - struct videobuf_queue q; + struct vb2_queue q; /* Queue for buffers ready to be processed as soon as this * instance receives access to the device */ struct list_head rdy_queue; + spinlock_t rdy_spinlock; u8 num_rdy; }; @@ -72,19 +75,31 @@ struct v4l2_m2m_ctx { /* For device job queue */ struct list_head queue; unsigned long job_flags; + wait_queue_head_t finished; /* Instance private data */ void *priv; }; +struct v4l2_m2m_buffer { + struct vb2_buffer vb; + struct list_head list; +}; + void *v4l2_m2m_get_curr_priv(struct v4l2_m2m_dev *m2m_dev); -struct videobuf_queue *v4l2_m2m_get_vq(struct v4l2_m2m_ctx *m2m_ctx, +struct vb2_queue *v4l2_m2m_get_vq(struct v4l2_m2m_ctx *m2m_ctx, enum v4l2_buf_type type); void v4l2_m2m_job_finish(struct v4l2_m2m_dev *m2m_dev, struct v4l2_m2m_ctx *m2m_ctx); +static inline void +v4l2_m2m_buf_done(struct vb2_buffer *buf, enum vb2_buffer_state state) +{ + vb2_buffer_done(buf, state); +} + int v4l2_m2m_reqbufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_requestbuffers *reqbufs); @@ -110,13 +125,13 @@ int v4l2_m2m_mmap(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_m2m_dev *v4l2_m2m_init(struct v4l2_m2m_ops *m2m_ops); void v4l2_m2m_release(struct v4l2_m2m_dev *m2m_dev); -struct v4l2_m2m_ctx *v4l2_m2m_ctx_init(void *priv, struct v4l2_m2m_dev *m2m_dev, - void (*vq_init)(void *priv, struct videobuf_queue *, - enum v4l2_buf_type)); +struct v4l2_m2m_ctx *v4l2_m2m_ctx_init(struct v4l2_m2m_dev *m2m_dev, + void *drv_priv, + int (*queue_init)(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq)); + void v4l2_m2m_ctx_release(struct v4l2_m2m_ctx *m2m_ctx); -void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx, struct videobuf_queue *vq, - struct videobuf_buffer *vb); +void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx, struct vb2_buffer *vb); /** * v4l2_m2m_num_src_bufs_ready() - return the number of source buffers ready for @@ -138,7 +153,7 @@ unsigned int v4l2_m2m_num_dst_bufs_ready(struct v4l2_m2m_ctx *m2m_ctx) return m2m_ctx->out_q_ctx.num_rdy; } -void *v4l2_m2m_next_buf(struct v4l2_m2m_ctx *m2m_ctx, enum v4l2_buf_type type); +void *v4l2_m2m_next_buf(struct v4l2_m2m_queue_ctx *q_ctx); /** * v4l2_m2m_next_src_buf() - return next source buffer from the list of ready @@ -146,7 +161,7 @@ void *v4l2_m2m_next_buf(struct v4l2_m2m_ctx *m2m_ctx, enum v4l2_buf_type type); */ static inline void *v4l2_m2m_next_src_buf(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_next_buf(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + return v4l2_m2m_next_buf(&m2m_ctx->out_q_ctx); } /** @@ -155,29 +170,28 @@ static inline void *v4l2_m2m_next_src_buf(struct v4l2_m2m_ctx *m2m_ctx) */ static inline void *v4l2_m2m_next_dst_buf(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_next_buf(m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + return v4l2_m2m_next_buf(&m2m_ctx->cap_q_ctx); } /** - * v4l2_m2m_get_src_vq() - return videobuf_queue for source buffers + * v4l2_m2m_get_src_vq() - return vb2_queue for source buffers */ static inline -struct videobuf_queue *v4l2_m2m_get_src_vq(struct v4l2_m2m_ctx *m2m_ctx) +struct vb2_queue *v4l2_m2m_get_src_vq(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_get_vq(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + return &m2m_ctx->out_q_ctx.q; } /** - * v4l2_m2m_get_dst_vq() - return videobuf_queue for destination buffers + * v4l2_m2m_get_dst_vq() - return vb2_queue for destination buffers */ static inline -struct videobuf_queue *v4l2_m2m_get_dst_vq(struct v4l2_m2m_ctx *m2m_ctx) +struct vb2_queue *v4l2_m2m_get_dst_vq(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_get_vq(m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + return &m2m_ctx->cap_q_ctx.q; } -void *v4l2_m2m_buf_remove(struct v4l2_m2m_ctx *m2m_ctx, - enum v4l2_buf_type type); +void *v4l2_m2m_buf_remove(struct v4l2_m2m_queue_ctx *q_ctx); /** * v4l2_m2m_src_buf_remove() - take off a source buffer from the list of ready @@ -185,7 +199,7 @@ void *v4l2_m2m_buf_remove(struct v4l2_m2m_ctx *m2m_ctx, */ static inline void *v4l2_m2m_src_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_buf_remove(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + return v4l2_m2m_buf_remove(&m2m_ctx->out_q_ctx); } /** @@ -194,7 +208,7 @@ static inline void *v4l2_m2m_src_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) */ static inline void *v4l2_m2m_dst_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_buf_remove(m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + return v4l2_m2m_buf_remove(&m2m_ctx->cap_q_ctx); } #endif /* _MEDIA_V4L2_MEM2MEM_H */ diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 4a97d7341a94..1562c4ff3a65 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -21,7 +21,11 @@ #ifndef _V4L2_SUBDEV_H #define _V4L2_SUBDEV_H +#include <linux/v4l2-subdev.h> +#include <media/media-entity.h> #include <media/v4l2-common.h> +#include <media/v4l2-dev.h> +#include <media/v4l2-fh.h> #include <media/v4l2-mediabus.h> /* generic v4l2_device notify callback notification values */ @@ -36,7 +40,10 @@ struct v4l2_device; struct v4l2_ctrl_handler; +struct v4l2_event_subscription; +struct v4l2_fh; struct v4l2_subdev; +struct v4l2_subdev_fh; struct tuner_setup; /* decode_vbi_line */ @@ -106,10 +113,7 @@ struct v4l2_subdev_io_pin_config { u8 strength; /* Pin drive strength */ }; -/* s_config: if set, then it is always called by the v4l2_i2c_new_subdev* - functions after the v4l2_subdev was registered. It is used to pass - platform data to the subdev which can be used during initialization. - +/* s_io_pin_config: configure one or more chip I/O pins for chips that multiplex different internal signal pads out to IO pins. This function takes a pointer to an array of 'n' pin configuration entries, one for @@ -141,7 +145,6 @@ struct v4l2_subdev_io_pin_config { struct v4l2_subdev_core_ops { int (*g_chip_ident)(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip); int (*log_status)(struct v4l2_subdev *sd); - int (*s_config)(struct v4l2_subdev *sd, int irq, void *platform_data); int (*s_io_pin_config)(struct v4l2_subdev *sd, size_t n, struct v4l2_subdev_io_pin_config *pincfg); int (*init)(struct v4l2_subdev *sd, u32 val); @@ -164,6 +167,10 @@ struct v4l2_subdev_core_ops { int (*s_power)(struct v4l2_subdev *sd, int on); int (*interrupt_service_routine)(struct v4l2_subdev *sd, u32 status, bool *handled); + int (*subscribe_event)(struct v4l2_subdev *sd, struct v4l2_fh *fh, + struct v4l2_event_subscription *sub); + int (*unsubscribe_event)(struct v4l2_subdev *sd, struct v4l2_fh *fh, + struct v4l2_event_subscription *sub); }; /* s_mode: switch the tuner to a specific tuner mode. Replacement of s_radio. @@ -256,15 +263,15 @@ struct v4l2_subdev_video_ops { int (*querystd)(struct v4l2_subdev *sd, v4l2_std_id *std); int (*g_input_status)(struct v4l2_subdev *sd, u32 *status); int (*s_stream)(struct v4l2_subdev *sd, int enable); - int (*enum_fmt)(struct v4l2_subdev *sd, struct v4l2_fmtdesc *fmtdesc); - int (*g_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt); - int (*try_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt); - int (*s_fmt)(struct v4l2_subdev *sd, struct v4l2_format *fmt); int (*cropcap)(struct v4l2_subdev *sd, struct v4l2_cropcap *cc); int (*g_crop)(struct v4l2_subdev *sd, struct v4l2_crop *crop); int (*s_crop)(struct v4l2_subdev *sd, struct v4l2_crop *crop); int (*g_parm)(struct v4l2_subdev *sd, struct v4l2_streamparm *param); int (*s_parm)(struct v4l2_subdev *sd, struct v4l2_streamparm *param); + int (*g_frame_interval)(struct v4l2_subdev *sd, + struct v4l2_subdev_frame_interval *interval); + int (*s_frame_interval)(struct v4l2_subdev *sd, + struct v4l2_subdev_frame_interval *interval); int (*enum_framesizes)(struct v4l2_subdev *sd, struct v4l2_frmsizeenum *fsize); int (*enum_frameintervals)(struct v4l2_subdev *sd, struct v4l2_frmivalenum *fival); int (*enum_dv_presets) (struct v4l2_subdev *sd, @@ -279,6 +286,8 @@ struct v4l2_subdev_video_ops { struct v4l2_dv_timings *timings); int (*enum_mbus_fmt)(struct v4l2_subdev *sd, unsigned int index, enum v4l2_mbus_pixelcode *code); + int (*enum_mbus_fsizes)(struct v4l2_subdev *sd, + struct v4l2_frmsizeenum *fsize); int (*g_mbus_fmt)(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *fmt); int (*try_mbus_fmt)(struct v4l2_subdev *sd, @@ -332,9 +341,13 @@ struct v4l2_subdev_vbi_ops { * This is needed for some sensors, which always corrupt * several top lines of the output image, or which send their * metadata in them. + * @g_skip_frames: number of frames to skip at stream start. This is needed for + * buggy sensors that generate faulty frames when they are + * turned on. */ struct v4l2_subdev_sensor_ops { int (*g_skip_top_lines)(struct v4l2_subdev *sd, u32 *lines); + int (*g_skip_frames)(struct v4l2_subdev *sd, u32 *frames); }; /* @@ -409,6 +422,25 @@ struct v4l2_subdev_ir_ops { struct v4l2_subdev_ir_parameters *params); }; +struct v4l2_subdev_pad_ops { + int (*enum_mbus_code)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_mbus_code_enum *code); + int (*enum_frame_size)(struct v4l2_subdev *sd, + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_frame_size_enum *fse); + int (*enum_frame_interval)(struct v4l2_subdev *sd, + struct v4l2_subdev_fh *fh, + struct v4l2_subdev_frame_interval_enum *fie); + int (*get_fmt)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *format); + int (*set_fmt)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_format *format); + int (*set_crop)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_crop *crop); + int (*get_crop)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, + struct v4l2_subdev_crop *crop); +}; + struct v4l2_subdev_ops { const struct v4l2_subdev_core_ops *core; const struct v4l2_subdev_tuner_ops *tuner; @@ -417,24 +449,55 @@ struct v4l2_subdev_ops { const struct v4l2_subdev_vbi_ops *vbi; const struct v4l2_subdev_ir_ops *ir; const struct v4l2_subdev_sensor_ops *sensor; + const struct v4l2_subdev_pad_ops *pad; +}; + +/* + * Internal ops. Never call this from drivers, only the v4l2 framework can call + * these ops. + * + * registered: called when this subdev is registered. When called the v4l2_dev + * field is set to the correct v4l2_device. + * + * unregistered: called when this subdev is unregistered. When called the + * v4l2_dev field is still set to the correct v4l2_device. + * + * open: called when the subdev device node is opened by an application. + * + * close: called when the subdev device node is closed. + */ +struct v4l2_subdev_internal_ops { + int (*registered)(struct v4l2_subdev *sd); + void (*unregistered)(struct v4l2_subdev *sd); + int (*open)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh); + int (*close)(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh); }; #define V4L2_SUBDEV_NAME_SIZE 32 /* Set this flag if this subdev is a i2c device. */ -#define V4L2_SUBDEV_FL_IS_I2C (1U << 0) +#define V4L2_SUBDEV_FL_IS_I2C (1U << 0) /* Set this flag if this subdev is a spi device. */ -#define V4L2_SUBDEV_FL_IS_SPI (1U << 1) +#define V4L2_SUBDEV_FL_IS_SPI (1U << 1) +/* Set this flag if this subdev needs a device node. */ +#define V4L2_SUBDEV_FL_HAS_DEVNODE (1U << 2) +/* Set this flag if this subdev generates events. */ +#define V4L2_SUBDEV_FL_HAS_EVENTS (1U << 3) /* Each instance of a subdev driver should create this struct, either stand-alone or embedded in a larger struct. */ struct v4l2_subdev { +#if defined(CONFIG_MEDIA_CONTROLLER) + struct media_entity entity; +#endif struct list_head list; struct module *owner; u32 flags; struct v4l2_device *v4l2_dev; const struct v4l2_subdev_ops *ops; + /* Never call these internal ops from within a driver! */ + const struct v4l2_subdev_internal_ops *internal_ops; /* The control handler of this subdev. May be NULL. */ struct v4l2_ctrl_handler *ctrl_handler; /* name must be unique */ @@ -442,33 +505,72 @@ struct v4l2_subdev { /* can be used to group similar subdevs, value is driver-specific */ u32 grp_id; /* pointer to private data */ - void *priv; + void *dev_priv; + void *host_priv; + /* subdev device node */ + struct video_device devnode; + /* number of events to be allocated on open */ + unsigned int nevents; +}; + +#define media_entity_to_v4l2_subdev(ent) \ + container_of(ent, struct v4l2_subdev, entity) +#define vdev_to_v4l2_subdev(vdev) \ + container_of(vdev, struct v4l2_subdev, devnode) + +/* + * Used for storing subdev information per file handle + */ +struct v4l2_subdev_fh { + struct v4l2_fh vfh; +#if defined(CONFIG_VIDEO_V4L2_SUBDEV_API) + struct v4l2_mbus_framefmt *try_fmt; + struct v4l2_rect *try_crop; +#endif }; +#define to_v4l2_subdev_fh(fh) \ + container_of(fh, struct v4l2_subdev_fh, vfh) + +#if defined(CONFIG_VIDEO_V4L2_SUBDEV_API) +static inline struct v4l2_mbus_framefmt * +v4l2_subdev_get_try_format(struct v4l2_subdev_fh *fh, unsigned int pad) +{ + return &fh->try_fmt[pad]; +} + +static inline struct v4l2_rect * +v4l2_subdev_get_try_crop(struct v4l2_subdev_fh *fh, unsigned int pad) +{ + return &fh->try_crop[pad]; +} +#endif + +extern const struct v4l2_file_operations v4l2_subdev_fops; + static inline void v4l2_set_subdevdata(struct v4l2_subdev *sd, void *p) { - sd->priv = p; + sd->dev_priv = p; } static inline void *v4l2_get_subdevdata(const struct v4l2_subdev *sd) { - return sd->priv; + return sd->dev_priv; } -static inline void v4l2_subdev_init(struct v4l2_subdev *sd, - const struct v4l2_subdev_ops *ops) +static inline void v4l2_set_subdev_hostdata(struct v4l2_subdev *sd, void *p) { - INIT_LIST_HEAD(&sd->list); - /* ops->core MUST be set */ - BUG_ON(!ops || !ops->core); - sd->ops = ops; - sd->v4l2_dev = NULL; - sd->flags = 0; - sd->name[0] = '\0'; - sd->grp_id = 0; - sd->priv = NULL; + sd->host_priv = p; } +static inline void *v4l2_get_subdev_hostdata(const struct v4l2_subdev *sd) +{ + return sd->host_priv; +} + +void v4l2_subdev_init(struct v4l2_subdev *sd, + const struct v4l2_subdev_ops *ops); + /* Call an ops of a v4l2_subdev, doing the right checks against NULL pointers. diff --git a/include/media/videobuf-core.h b/include/media/videobuf-core.h index f2c41cebf453..90ed895e217d 100644 --- a/include/media/videobuf-core.h +++ b/include/media/videobuf-core.h @@ -17,10 +17,6 @@ #define _VIDEOBUF_CORE_H #include <linux/poll.h> -#ifdef CONFIG_VIDEO_V4L1_COMPAT -#define __MIN_V4L1 -#include <linux/videodev.h> -#endif #include <linux/videodev2.h> #define UNSET (-1U) @@ -139,6 +135,7 @@ struct videobuf_qtype_ops { struct videobuf_queue { struct mutex vb_lock; + struct mutex *ext_lock; spinlock_t *irqlock; struct device *dev; @@ -167,7 +164,20 @@ struct videobuf_queue { void *priv_data; }; -int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr); +static inline void videobuf_queue_lock(struct videobuf_queue *q) +{ + if (!q->ext_lock) + mutex_lock(&q->vb_lock); +} + +static inline void videobuf_queue_unlock(struct videobuf_queue *q) +{ + if (!q->ext_lock) + mutex_unlock(&q->vb_lock); +} + +int videobuf_waiton(struct videobuf_queue *q, struct videobuf_buffer *vb, + int non_blocking, int intr); int videobuf_iolock(struct videobuf_queue *q, struct videobuf_buffer *vb, struct v4l2_framebuffer *fbuf); @@ -185,7 +195,8 @@ void videobuf_queue_core_init(struct videobuf_queue *q, enum v4l2_field field, unsigned int msize, void *priv, - struct videobuf_qtype_ops *int_ops); + struct videobuf_qtype_ops *int_ops, + struct mutex *ext_lock); int videobuf_queue_is_busy(struct videobuf_queue *q); void videobuf_queue_cancel(struct videobuf_queue *q); @@ -197,10 +208,6 @@ int videobuf_qbuf(struct videobuf_queue *q, struct v4l2_buffer *b); int videobuf_dqbuf(struct videobuf_queue *q, struct v4l2_buffer *b, int nonblocking); -#ifdef CONFIG_VIDEO_V4L1_COMPAT -int videobuf_cgmbuf(struct videobuf_queue *q, - struct video_mbuf *mbuf, int count); -#endif int videobuf_streamon(struct videobuf_queue *q); int videobuf_streamoff(struct videobuf_queue *q); diff --git a/include/media/videobuf-dma-contig.h b/include/media/videobuf-dma-contig.h index ebaa9bc1ee8d..f0ed82543d9f 100644 --- a/include/media/videobuf-dma-contig.h +++ b/include/media/videobuf-dma-contig.h @@ -23,7 +23,8 @@ void videobuf_queue_dma_contig_init(struct videobuf_queue *q, enum v4l2_buf_type type, enum v4l2_field field, unsigned int msize, - void *priv); + void *priv, + struct mutex *ext_lock); dma_addr_t videobuf_to_dma_contig(struct videobuf_buffer *buf); void videobuf_dma_contig_free(struct videobuf_queue *q, diff --git a/include/media/videobuf-dma-sg.h b/include/media/videobuf-dma-sg.h index aa4ebb42a565..1c647e8148c4 100644 --- a/include/media/videobuf-dma-sg.h +++ b/include/media/videobuf-dma-sg.h @@ -103,7 +103,8 @@ void videobuf_queue_sg_init(struct videobuf_queue *q, enum v4l2_buf_type type, enum v4l2_field field, unsigned int msize, - void *priv); + void *priv, + struct mutex *ext_lock); #endif /* _VIDEOBUF_DMA_SG_H */ diff --git a/include/media/videobuf-vmalloc.h b/include/media/videobuf-vmalloc.h index e19403c18dae..486a97efdb56 100644 --- a/include/media/videobuf-vmalloc.h +++ b/include/media/videobuf-vmalloc.h @@ -36,7 +36,8 @@ void videobuf_queue_vmalloc_init(struct videobuf_queue *q, enum v4l2_buf_type type, enum v4l2_field field, unsigned int msize, - void *priv); + void *priv, + struct mutex *ext_lock); void *videobuf_to_vmalloc(struct videobuf_buffer *buf); diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h new file mode 100644 index 000000000000..f87472acbc51 --- /dev/null +++ b/include/media/videobuf2-core.h @@ -0,0 +1,380 @@ +/* + * videobuf2-core.h - V4L2 driver helper framework + * + * Copyright (C) 2010 Samsung Electronics + * + * Author: Pawel Osciak <pawel@osciak.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ +#ifndef _MEDIA_VIDEOBUF2_CORE_H +#define _MEDIA_VIDEOBUF2_CORE_H + +#include <linux/mm_types.h> +#include <linux/mutex.h> +#include <linux/poll.h> +#include <linux/videodev2.h> + +struct vb2_alloc_ctx; +struct vb2_fileio_data; + +/** + * struct vb2_mem_ops - memory handling/memory allocator operations + * @alloc: allocate video memory and, optionally, allocator private data, + * return NULL on failure or a pointer to allocator private, + * per-buffer data on success; the returned private structure + * will then be passed as buf_priv argument to other ops in this + * structure + * @put: inform the allocator that the buffer will no longer be used; + * usually will result in the allocator freeing the buffer (if + * no other users of this buffer are present); the buf_priv + * argument is the allocator private per-buffer structure + * previously returned from the alloc callback + * @get_userptr: acquire userspace memory for a hardware operation; used for + * USERPTR memory types; vaddr is the address passed to the + * videobuf layer when queuing a video buffer of USERPTR type; + * should return an allocator private per-buffer structure + * associated with the buffer on success, NULL on failure; + * the returned private structure will then be passed as buf_priv + * argument to other ops in this structure + * @put_userptr: inform the allocator that a USERPTR buffer will no longer + * be used + * @vaddr: return a kernel virtual address to a given memory buffer + * associated with the passed private structure or NULL if no + * such mapping exists + * @cookie: return allocator specific cookie for a given memory buffer + * associated with the passed private structure or NULL if not + * available + * @num_users: return the current number of users of a memory buffer; + * return 1 if the videobuf layer (or actually the driver using + * it) is the only user + * @mmap: setup a userspace mapping for a given memory buffer under + * the provided virtual memory region + * + * Required ops for USERPTR types: get_userptr, put_userptr. + * Required ops for MMAP types: alloc, put, num_users, mmap. + * Required ops for read/write access types: alloc, put, num_users, vaddr + */ +struct vb2_mem_ops { + void *(*alloc)(void *alloc_ctx, unsigned long size); + void (*put)(void *buf_priv); + + void *(*get_userptr)(void *alloc_ctx, unsigned long vaddr, + unsigned long size, int write); + void (*put_userptr)(void *buf_priv); + + void *(*vaddr)(void *buf_priv); + void *(*cookie)(void *buf_priv); + + unsigned int (*num_users)(void *buf_priv); + + int (*mmap)(void *buf_priv, struct vm_area_struct *vma); +}; + +struct vb2_plane { + void *mem_priv; + int mapped:1; +}; + +/** + * enum vb2_io_modes - queue access methods + * @VB2_MMAP: driver supports MMAP with streaming API + * @VB2_USERPTR: driver supports USERPTR with streaming API + * @VB2_READ: driver supports read() style access + * @VB2_WRITE: driver supports write() style access + */ +enum vb2_io_modes { + VB2_MMAP = (1 << 0), + VB2_USERPTR = (1 << 1), + VB2_READ = (1 << 2), + VB2_WRITE = (1 << 3), +}; + +/** + * enum vb2_fileio_flags - flags for selecting a mode of the file io emulator, + * by default the 'streaming' style is used by the file io emulator + * @VB2_FILEIO_READ_ONCE: report EOF after reading the first buffer + * @VB2_FILEIO_WRITE_IMMEDIATELY: queue buffer after each write() call + */ +enum vb2_fileio_flags { + VB2_FILEIO_READ_ONCE = (1 << 0), + VB2_FILEIO_WRITE_IMMEDIATELY = (1 << 1), +}; + +/** + * enum vb2_buffer_state - current video buffer state + * @VB2_BUF_STATE_DEQUEUED: buffer under userspace control + * @VB2_BUF_STATE_QUEUED: buffer queued in videobuf, but not in driver + * @VB2_BUF_STATE_ACTIVE: buffer queued in driver and possibly used + * in a hardware operation + * @VB2_BUF_STATE_DONE: buffer returned from driver to videobuf, but + * not yet dequeued to userspace + * @VB2_BUF_STATE_ERROR: same as above, but the operation on the buffer + * has ended with an error, which will be reported + * to the userspace when it is dequeued + */ +enum vb2_buffer_state { + VB2_BUF_STATE_DEQUEUED, + VB2_BUF_STATE_QUEUED, + VB2_BUF_STATE_ACTIVE, + VB2_BUF_STATE_DONE, + VB2_BUF_STATE_ERROR, +}; + +struct vb2_queue; + +/** + * struct vb2_buffer - represents a video buffer + * @v4l2_buf: struct v4l2_buffer associated with this buffer; can + * be read by the driver and relevant entries can be + * changed by the driver in case of CAPTURE types + * (such as timestamp) + * @v4l2_planes: struct v4l2_planes associated with this buffer; can + * be read by the driver and relevant entries can be + * changed by the driver in case of CAPTURE types + * (such as bytesused); NOTE that even for single-planar + * types, the v4l2_planes[0] struct should be used + * instead of v4l2_buf for filling bytesused - drivers + * should use the vb2_set_plane_payload() function for that + * @vb2_queue: the queue to which this driver belongs + * @num_planes: number of planes in the buffer + * on an internal driver queue + * @state: current buffer state; do not change + * @queued_entry: entry on the queued buffers list, which holds all + * buffers queued from userspace + * @done_entry: entry on the list that stores all buffers ready to + * be dequeued to userspace + * @planes: private per-plane information; do not change + * @num_planes_mapped: number of mapped planes; do not change + */ +struct vb2_buffer { + struct v4l2_buffer v4l2_buf; + struct v4l2_plane v4l2_planes[VIDEO_MAX_PLANES]; + + struct vb2_queue *vb2_queue; + + unsigned int num_planes; + +/* Private: internal use only */ + enum vb2_buffer_state state; + + struct list_head queued_entry; + struct list_head done_entry; + + struct vb2_plane planes[VIDEO_MAX_PLANES]; + unsigned int num_planes_mapped; +}; + +/** + * struct vb2_ops - driver-specific callbacks + * + * @queue_setup: called from a VIDIOC_REQBUFS handler, before + * memory allocation; driver should return the required + * number of buffers in num_buffers, the required number + * of planes per buffer in num_planes; the size of each + * plane should be set in the sizes[] array and optional + * per-plane allocator specific context in alloc_ctxs[] + * array + * @wait_prepare: release any locks taken while calling vb2 functions; + * it is called before an ioctl needs to wait for a new + * buffer to arrive; required to avoid a deadlock in + * blocking access type + * @wait_finish: reacquire all locks released in the previous callback; + * required to continue operation after sleeping while + * waiting for a new buffer to arrive + * @buf_init: called once after allocating a buffer (in MMAP case) + * or after acquiring a new USERPTR buffer; drivers may + * perform additional buffer-related initialization; + * initialization failure (return != 0) will prevent + * queue setup from completing successfully; optional + * @buf_prepare: called every time the buffer is queued from userspace; + * drivers may perform any initialization required before + * each hardware operation in this callback; + * if an error is returned, the buffer will not be queued + * in driver; optional + * @buf_finish: called before every dequeue of the buffer back to + * userspace; drivers may perform any operations required + * before userspace accesses the buffer; optional + * @buf_cleanup: called once before the buffer is freed; drivers may + * perform any additional cleanup; optional + * @start_streaming: called once before entering 'streaming' state; enables + * driver to receive buffers over buf_queue() callback + * @stop_streaming: called when 'streaming' state must be disabled; driver + * should stop any DMA transactions or wait until they + * finish and give back all buffers it got from buf_queue() + * callback; may use vb2_wait_for_all_buffers() function + * @buf_queue: passes buffer vb to the driver; driver may start + * hardware operation on this buffer; driver should give + * the buffer back by calling vb2_buffer_done() function + */ +struct vb2_ops { + int (*queue_setup)(struct vb2_queue *q, unsigned int *num_buffers, + unsigned int *num_planes, unsigned long sizes[], + void *alloc_ctxs[]); + + void (*wait_prepare)(struct vb2_queue *q); + void (*wait_finish)(struct vb2_queue *q); + + int (*buf_init)(struct vb2_buffer *vb); + int (*buf_prepare)(struct vb2_buffer *vb); + int (*buf_finish)(struct vb2_buffer *vb); + void (*buf_cleanup)(struct vb2_buffer *vb); + + int (*start_streaming)(struct vb2_queue *q); + int (*stop_streaming)(struct vb2_queue *q); + + void (*buf_queue)(struct vb2_buffer *vb); +}; + +/** + * struct vb2_queue - a videobuf queue + * + * @type: queue type (see V4L2_BUF_TYPE_* in linux/videodev2.h + * @io_modes: supported io methods (see vb2_io_modes enum) + * @io_flags: additional io flags (see vb2_fileio_flags enum) + * @ops: driver-specific callbacks + * @mem_ops: memory allocator specific callbacks + * @drv_priv: driver private data + * @buf_struct_size: size of the driver-specific buffer structure; + * "0" indicates the driver doesn't want to use a custom buffer + * structure type, so sizeof(struct vb2_buffer) will is used + * + * @memory: current memory type used + * @bufs: videobuf buffer structures + * @num_buffers: number of allocated/used buffers + * @queued_list: list of buffers currently queued from userspace + * @queued_count: number of buffers owned by the driver + * @done_list: list of buffers ready to be dequeued to userspace + * @done_lock: lock to protect done_list list + * @done_wq: waitqueue for processes waiting for buffers ready to be dequeued + * @alloc_ctx: memory type/allocator-specific contexts for each plane + * @streaming: current streaming state + * @fileio: file io emulator internal data, used only if emulator is active + */ +struct vb2_queue { + enum v4l2_buf_type type; + unsigned int io_modes; + unsigned int io_flags; + + const struct vb2_ops *ops; + const struct vb2_mem_ops *mem_ops; + void *drv_priv; + unsigned int buf_struct_size; + +/* private: internal use only */ + enum v4l2_memory memory; + struct vb2_buffer *bufs[VIDEO_MAX_FRAME]; + unsigned int num_buffers; + + struct list_head queued_list; + + atomic_t queued_count; + struct list_head done_list; + spinlock_t done_lock; + wait_queue_head_t done_wq; + + void *alloc_ctx[VIDEO_MAX_PLANES]; + + unsigned int streaming:1; + + struct vb2_fileio_data *fileio; +}; + +void *vb2_plane_vaddr(struct vb2_buffer *vb, unsigned int plane_no); +void *vb2_plane_cookie(struct vb2_buffer *vb, unsigned int plane_no); + +void vb2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state); +int vb2_wait_for_all_buffers(struct vb2_queue *q); + +int vb2_querybuf(struct vb2_queue *q, struct v4l2_buffer *b); +int vb2_reqbufs(struct vb2_queue *q, struct v4l2_requestbuffers *req); + +int vb2_queue_init(struct vb2_queue *q); + +void vb2_queue_release(struct vb2_queue *q); + +int vb2_qbuf(struct vb2_queue *q, struct v4l2_buffer *b); +int vb2_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b, bool nonblocking); + +int vb2_streamon(struct vb2_queue *q, enum v4l2_buf_type type); +int vb2_streamoff(struct vb2_queue *q, enum v4l2_buf_type type); + +int vb2_mmap(struct vb2_queue *q, struct vm_area_struct *vma); +unsigned int vb2_poll(struct vb2_queue *q, struct file *file, poll_table *wait); +size_t vb2_read(struct vb2_queue *q, char __user *data, size_t count, + loff_t *ppos, int nonblock); +size_t vb2_write(struct vb2_queue *q, char __user *data, size_t count, + loff_t *ppos, int nonblock); + +/** + * vb2_is_streaming() - return streaming status of the queue + * @q: videobuf queue + */ +static inline bool vb2_is_streaming(struct vb2_queue *q) +{ + return q->streaming; +} + +/** + * vb2_is_busy() - return busy status of the queue + * @q: videobuf queue + * + * This function checks if queue has any buffers allocated. + */ +static inline bool vb2_is_busy(struct vb2_queue *q) +{ + return (q->num_buffers > 0); +} + +/** + * vb2_get_drv_priv() - return driver private data associated with the queue + * @q: videobuf queue + */ +static inline void *vb2_get_drv_priv(struct vb2_queue *q) +{ + return q->drv_priv; +} + +/** + * vb2_set_plane_payload() - set bytesused for the plane plane_no + * @vb: buffer for which plane payload should be set + * @plane_no: plane number for which payload should be set + * @size: payload in bytes + */ +static inline void vb2_set_plane_payload(struct vb2_buffer *vb, + unsigned int plane_no, unsigned long size) +{ + if (plane_no < vb->num_planes) + vb->v4l2_planes[plane_no].bytesused = size; +} + +/** + * vb2_get_plane_payload() - get bytesused for the plane plane_no + * @vb: buffer for which plane payload should be set + * @plane_no: plane number for which payload should be set + * @size: payload in bytes + */ +static inline unsigned long vb2_get_plane_payload(struct vb2_buffer *vb, + unsigned int plane_no) +{ + if (plane_no < vb->num_planes) + return vb->v4l2_planes[plane_no].bytesused; + return 0; +} + +/** + * vb2_plane_size() - return plane size in bytes + * @vb: buffer for which plane size should be returned + * @plane_no: plane number for which size should be returned + */ +static inline unsigned long +vb2_plane_size(struct vb2_buffer *vb, unsigned int plane_no) +{ + if (plane_no < vb->num_planes) + return vb->v4l2_planes[plane_no].length; + return 0; +} + +#endif /* _MEDIA_VIDEOBUF2_CORE_H */ diff --git a/include/media/videobuf2-dma-contig.h b/include/media/videobuf2-dma-contig.h new file mode 100644 index 000000000000..7e6c68b23773 --- /dev/null +++ b/include/media/videobuf2-dma-contig.h @@ -0,0 +1,32 @@ +/* + * videobuf2-dma-coherent.h - DMA coherent memory allocator for videobuf2 + * + * Copyright (C) 2010 Samsung Electronics + * + * Author: Pawel Osciak <pawel@osciak.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ + +#ifndef _MEDIA_VIDEOBUF2_DMA_COHERENT_H +#define _MEDIA_VIDEOBUF2_DMA_COHERENT_H + +#include <media/videobuf2-core.h> +#include <linux/dma-mapping.h> + +static inline dma_addr_t +vb2_dma_contig_plane_paddr(struct vb2_buffer *vb, unsigned int plane_no) +{ + dma_addr_t *paddr = vb2_plane_cookie(vb, plane_no); + + return *paddr; +} + +void *vb2_dma_contig_init_ctx(struct device *dev); +void vb2_dma_contig_cleanup_ctx(void *alloc_ctx); + +extern const struct vb2_mem_ops vb2_dma_contig_memops; + +#endif diff --git a/include/media/videobuf2-dma-sg.h b/include/media/videobuf2-dma-sg.h new file mode 100644 index 000000000000..0038526b8ef7 --- /dev/null +++ b/include/media/videobuf2-dma-sg.h @@ -0,0 +1,32 @@ +/* + * videobuf2-dma-sg.h - DMA scatter/gather memory allocator for videobuf2 + * + * Copyright (C) 2010 Samsung Electronics + * + * Author: Andrzej Pietrasiewicz <andrzej.p@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ + +#ifndef _MEDIA_VIDEOBUF2_DMA_SG_H +#define _MEDIA_VIDEOBUF2_DMA_SG_H + +#include <media/videobuf2-core.h> + +struct vb2_dma_sg_desc { + unsigned long size; + unsigned int num_pages; + struct scatterlist *sglist; +}; + +static inline struct vb2_dma_sg_desc *vb2_dma_sg_plane_desc( + struct vb2_buffer *vb, unsigned int plane_no) +{ + return (struct vb2_dma_sg_desc *)vb2_plane_cookie(vb, plane_no); +} + +extern const struct vb2_mem_ops vb2_dma_sg_memops; + +#endif diff --git a/include/media/videobuf2-memops.h b/include/media/videobuf2-memops.h new file mode 100644 index 000000000000..84e1f6c031c5 --- /dev/null +++ b/include/media/videobuf2-memops.h @@ -0,0 +1,45 @@ +/* + * videobuf2-memops.h - generic memory handling routines for videobuf2 + * + * Copyright (C) 2010 Samsung Electronics + * + * Author: Pawel Osciak <pawel@osciak.com> + * Marek Szyprowski <m.szyprowski@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ + +#ifndef _MEDIA_VIDEOBUF2_MEMOPS_H +#define _MEDIA_VIDEOBUF2_MEMOPS_H + +#include <media/videobuf2-core.h> + +/** + * vb2_vmarea_handler - common vma refcount tracking handler + * @refcount: pointer to refcount entry in the buffer + * @put: callback to function that decreases buffer refcount + * @arg: argument for @put callback + */ +struct vb2_vmarea_handler { + atomic_t *refcount; + void (*put)(void *arg); + void *arg; +}; + +extern const struct vm_operations_struct vb2_common_vm_ops; + +int vb2_get_contig_userptr(unsigned long vaddr, unsigned long size, + struct vm_area_struct **res_vma, dma_addr_t *res_pa); + +int vb2_mmap_pfn_range(struct vm_area_struct *vma, unsigned long paddr, + unsigned long size, + const struct vm_operations_struct *vm_ops, + void *priv); + +struct vm_area_struct *vb2_get_vma(struct vm_area_struct *vma); +void vb2_put_vma(struct vm_area_struct *vma); + + +#endif diff --git a/include/media/videobuf2-vmalloc.h b/include/media/videobuf2-vmalloc.h new file mode 100644 index 000000000000..93a76b43038d --- /dev/null +++ b/include/media/videobuf2-vmalloc.h @@ -0,0 +1,20 @@ +/* + * videobuf2-vmalloc.h - vmalloc memory allocator for videobuf2 + * + * Copyright (C) 2010 Samsung Electronics + * + * Author: Pawel Osciak <pawel@osciak.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation. + */ + +#ifndef _MEDIA_VIDEOBUF2_VMALLOC_H +#define _MEDIA_VIDEOBUF2_VMALLOC_H + +#include <media/videobuf2-core.h> + +extern const struct vb2_mem_ops vb2_vmalloc_memops; + +#endif diff --git a/include/media/wm8775.h b/include/media/wm8775.h index 60739c5a23ae..d0e801a9935c 100644 --- a/include/media/wm8775.h +++ b/include/media/wm8775.h @@ -32,4 +32,13 @@ #define WM8775_AIN3 4 #define WM8775_AIN4 8 + +struct wm8775_platform_data { + /* + * FIXME: Instead, we should parametrize the params + * that need different settings between ivtv, pvrusb2, and Nova-S + */ + bool is_nova_s; +}; + #endif diff --git a/include/mtd/mtd-abi.h b/include/mtd/mtd-abi.h index 4debb4514634..2f7d45bcbd24 100644 --- a/include/mtd/mtd-abi.h +++ b/include/mtd/mtd-abi.h @@ -52,6 +52,7 @@ struct mtd_oob_buf64 { #define MTD_NANDFLASH 4 #define MTD_DATAFLASH 6 #define MTD_UBIVOLUME 7 +#define MTD_MLCNANDFLASH 8 #define MTD_WRITEABLE 0x400 /* Device is writeable */ #define MTD_BIT_WRITEABLE 0x800 /* Single bits can be flipped */ @@ -119,7 +120,7 @@ struct otp_info { #define OTPGETREGIONCOUNT _IOW('M', 14, int) #define OTPGETREGIONINFO _IOW('M', 15, struct otp_info) #define OTPLOCK _IOR('M', 16, struct otp_info) -#define ECCGETLAYOUT _IOR('M', 17, struct nand_ecclayout) +#define ECCGETLAYOUT _IOR('M', 17, struct nand_ecclayout_user) #define ECCGETSTATS _IOR('M', 18, struct mtd_ecc_stats) #define MTDFILEMODE _IO('M', 19) #define MEMERASE64 _IOW('M', 20, struct erase_info_user64) @@ -144,13 +145,18 @@ struct nand_oobfree { }; #define MTD_MAX_OOBFREE_ENTRIES 8 +#define MTD_MAX_ECCPOS_ENTRIES 64 /* - * ECC layout control structure. Exported to userspace for - * diagnosis and to allow creation of raw images + * OBSOLETE: ECC layout control structure. Exported to user-space via ioctl + * ECCGETLAYOUT for backwards compatbility and should not be mistaken as a + * complete set of ECC information. The ioctl truncates the larger internal + * structure to retain binary compatibility with the static declaration of the + * ioctl. Note that the "MTD_MAX_..._ENTRIES" macros represent the max size of + * the user struct, not the MAX size of the internal struct nand_ecclayout. */ -struct nand_ecclayout { +struct nand_ecclayout_user { __u32 eccbytes; - __u32 eccpos[64]; + __u32 eccpos[MTD_MAX_ECCPOS_ENTRIES]; __u32 oobavail; struct nand_oobfree oobfree[MTD_MAX_OOBFREE_ENTRIES]; }; diff --git a/include/mtd/mtd-user.h b/include/mtd/mtd-user.h index aa3c2f86a913..83327c808c86 100644 --- a/include/mtd/mtd-user.h +++ b/include/mtd/mtd-user.h @@ -29,6 +29,6 @@ typedef struct mtd_info_user mtd_info_t; typedef struct erase_info_user erase_info_t; typedef struct region_info_user region_info_t; typedef struct nand_oobinfo nand_oobinfo_t; -typedef struct nand_ecclayout nand_ecclayout_t; +typedef struct nand_ecclayout_user nand_ecclayout_t; #endif /* __MTD_USER_H__ */ diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h index a8de812ccbc8..d2df55b0c213 100644 --- a/include/net/9p/9p.h +++ b/include/net/9p/9p.h @@ -86,6 +86,8 @@ do { \ /** * enum p9_msg_t - 9P message types + * @P9_TLERROR: not used + * @P9_RLERROR: response for any failed request for 9P2000.L * @P9_TSTATFS: file system status request * @P9_RSTATFS: file system status response * @P9_TSYMLINK: make symlink request @@ -117,7 +119,7 @@ do { \ * @P9_TREAD: request to transfer data from a file or directory * @P9_RREAD: response with data requested * @P9_TWRITE: reuqest to transfer data to a file - * @P9_RWRITE: response with out much data was transfered to file + * @P9_RWRITE: response with out much data was transferred to file * @P9_TCLUNK: forget about a handle to an entity within the file system * @P9_RCLUNK: response when server has forgotten about the handle * @P9_TREMOVE: request to remove an entity from the hierarchy @@ -137,6 +139,8 @@ do { \ */ enum p9_msg_t { + P9_TLERROR = 6, + P9_RLERROR, P9_TSTATFS = 8, P9_RSTATFS, P9_TLOPEN = 12, @@ -149,6 +153,8 @@ enum p9_msg_t { P9_RMKNOD, P9_TRENAME = 20, P9_RRENAME, + P9_TREADLINK = 22, + P9_RREADLINK, P9_TGETATTR = 24, P9_RGETATTR, P9_TSETATTR = 26, @@ -159,6 +165,12 @@ enum p9_msg_t { P9_RXATTRCREATE, P9_TREADDIR = 40, P9_RREADDIR, + P9_TFSYNC = 50, + P9_RFSYNC, + P9_TLOCK = 52, + P9_RLOCK, + P9_TGETLOCK = 54, + P9_RGETLOCK, P9_TLINK = 70, P9_RLINK, P9_TMKDIR = 72, @@ -280,7 +292,7 @@ enum p9_perm_t { * * QID types are a subset of permissions - they are primarily * used to differentiate semantics for a file system entity via - * a jump-table. Their value is also the most signifigant 16 bits + * a jump-table. Their value is also the most significant 16 bits * of the permission_t * * See Also: http://plan9.bell-labs.com/magic/man2html/2/stat @@ -352,8 +364,8 @@ struct p9_qid { /** * struct p9_stat - file system metadata information * @size: length prefix for this stat structure instance - * @type: the type of the server (equivilent to a major number) - * @dev: the sub-type of the server (equivilent to a minor number) + * @type: the type of the server (equivalent to a major number) + * @dev: the sub-type of the server (equivalent to a minor number) * @qid: unique id from the server of type &p9_qid * @mode: Plan 9 format permissions of type &p9_perm_t * @atime: Last access/read time @@ -458,6 +470,48 @@ struct p9_iattr_dotl { u64 mtime_nsec; }; +#define P9_LOCK_SUCCESS 0 +#define P9_LOCK_BLOCKED 1 +#define P9_LOCK_ERROR 2 +#define P9_LOCK_GRACE 3 + +#define P9_LOCK_FLAGS_BLOCK 1 +#define P9_LOCK_FLAGS_RECLAIM 2 + +/* struct p9_flock: POSIX lock structure + * @type - type of lock + * @flags - lock flags + * @start - starting offset of the lock + * @length - number of bytes + * @proc_id - process id which wants to take lock + * @client_id - client id + */ + +struct p9_flock { + u8 type; + u32 flags; + u64 start; + u64 length; + u32 proc_id; + char *client_id; +}; + +/* struct p9_getlock: getlock structure + * @type - type of lock + * @start - starting offset of the lock + * @length - number of bytes + * @proc_id - process id which wants to take lock + * @client_id - client id + */ + +struct p9_getlock { + u8 type; + u64 start; + u64 length; + u32 proc_id; + char *client_id; +}; + /* Structures for Protocol Operations */ struct p9_tstatfs { u32 fid; @@ -634,7 +688,11 @@ struct p9_rwstat { * @id: protocol operating identifier of type &p9_msg_t * @tag: transaction id of the request * @offset: used by marshalling routines to track currentposition in buffer - * @capacity: used by marshalling routines to track total capacity + * @capacity: used by marshalling routines to track total malloc'd capacity + * @pubuf: Payload user buffer given by the caller + * @pubuf: Payload kernel buffer given by the caller + * @pbuf_size: pubuf/pkbuf(only one will be !NULL) size to be read/write. + * @private: For transport layer's use. * @sdata: payload * * &p9_fcall represents the structure for all 9P RPC @@ -651,6 +709,10 @@ struct p9_fcall { size_t offset; size_t capacity; + char __user *pubuf; + char *pkbuf; + size_t pbuf_size; + void *private; uint8_t *sdata; }; diff --git a/include/net/9p/client.h b/include/net/9p/client.h index 7f63d5ab7b44..051a99f79769 100644 --- a/include/net/9p/client.h +++ b/include/net/9p/client.h @@ -101,7 +101,7 @@ enum p9_req_status_t { * Transport use an array to track outstanding requests * instead of a list. While this may incurr overhead during initial * allocation or expansion, it makes request lookup much easier as the - * tag id is a index into an array. (We use tag+1 so that we can accomodate + * tag id is a index into an array. (We use tag+1 so that we can accommodate * the -1 tag for the T_VERSION request). * This also has the nice effect of only having to allocate wait_queues * once, instead of constantly allocating and freeing them. Its possible @@ -218,8 +218,8 @@ void p9_client_disconnect(struct p9_client *clnt); void p9_client_begin_disconnect(struct p9_client *clnt); struct p9_fid *p9_client_attach(struct p9_client *clnt, struct p9_fid *afid, char *uname, u32 n_uname, char *aname); -struct p9_fid *p9_client_walk(struct p9_fid *oldfid, int nwname, char **wnames, - int clone); +struct p9_fid *p9_client_walk(struct p9_fid *oldfid, uint16_t nwname, + char **wnames, int clone); int p9_client_open(struct p9_fid *fid, int mode); int p9_client_fcreate(struct p9_fid *fid, char *name, u32 perm, int mode, char *extension); @@ -229,6 +229,7 @@ int p9_client_symlink(struct p9_fid *fid, char *name, char *symname, gid_t gid, int p9_client_create_dotl(struct p9_fid *ofid, char *name, u32 flags, u32 mode, gid_t gid, struct p9_qid *qid); int p9_client_clunk(struct p9_fid *fid); +int p9_client_fsync(struct p9_fid *fid, int datasync); int p9_client_remove(struct p9_fid *fid); int p9_client_read(struct p9_fid *fid, char *data, char __user *udata, u64 offset, u32 count); @@ -248,6 +249,8 @@ int p9_client_mknod_dotl(struct p9_fid *oldfid, char *name, int mode, dev_t rdev, gid_t gid, struct p9_qid *); int p9_client_mkdir_dotl(struct p9_fid *fid, char *name, int mode, gid_t gid, struct p9_qid *); +int p9_client_lock_dotl(struct p9_fid *fid, struct p9_flock *flock, u8 *status); +int p9_client_getlock_dotl(struct p9_fid *fid, struct p9_getlock *fl); struct p9_req_t *p9_tag_lookup(struct p9_client *, u16); void p9_client_cb(struct p9_client *c, struct p9_req_t *req); @@ -259,5 +262,6 @@ int p9_is_proto_dotu(struct p9_client *clnt); int p9_is_proto_dotl(struct p9_client *clnt); struct p9_fid *p9_client_xattrwalk(struct p9_fid *, const char *, u64 *); int p9_client_xattrcreate(struct p9_fid *, const char *, u64, int); +int p9_client_readlink(struct p9_fid *fid, char **target); #endif /* NET_9P_CLIENT_H */ diff --git a/include/net/9p/transport.h b/include/net/9p/transport.h index 6d5886efb102..8f08c736c4c3 100644 --- a/include/net/9p/transport.h +++ b/include/net/9p/transport.h @@ -26,11 +26,19 @@ #ifndef NET_9P_TRANSPORT_H #define NET_9P_TRANSPORT_H +#define P9_TRANS_PREF_PAYLOAD_MASK 0x1 + +/* Default. Add Payload to PDU before sending it down to transport layer */ +#define P9_TRANS_PREF_PAYLOAD_DEF 0x0 +/* Send pay load separately to transport layer along with PDU.*/ +#define P9_TRANS_PREF_PAYLOAD_SEP 0x1 + /** * struct p9_trans_module - transport module interface * @list: used to maintain a list of currently available transports * @name: the human-readable name of the transport * @maxsize: transport provided maximum packet size + * @pref: Preferences of this transport * @def: set if this transport should be considered the default * @create: member function to create a new connection on this transport * @request: member function to issue a request to the transport @@ -47,6 +55,7 @@ struct p9_trans_module { struct list_head list; char *name; /* name of transport */ int maxsize; /* max message size of transport */ + int pref; /* Preferences of this transport */ int def; /* this transport should be default */ struct module *owner; int (*create)(struct p9_client *, const char *, char *); diff --git a/include/net/addrconf.h b/include/net/addrconf.h index a9441249306c..582e4ae70753 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -1,8 +1,6 @@ #ifndef _ADDRCONF_H #define _ADDRCONF_H -#define RETRANS_TIMER HZ - #define MAX_RTR_SOLICITATIONS 3 #define RTR_SOLICITATION_INTERVAL (4*HZ) @@ -44,8 +42,6 @@ struct prefix_info { }; -#ifdef __KERNEL__ - #include <linux/netdevice.h> #include <net/if_inet6.h> #include <net/ipv6.h> @@ -63,16 +59,16 @@ extern int addrconf_set_dstaddr(struct net *net, void __user *arg); extern int ipv6_chk_addr(struct net *net, - struct in6_addr *addr, + const struct in6_addr *addr, struct net_device *dev, int strict); #if defined(CONFIG_IPV6_MIP6) || defined(CONFIG_IPV6_MIP6_MODULE) extern int ipv6_chk_home_addr(struct net *net, - struct in6_addr *addr); + const struct in6_addr *addr); #endif -extern int ipv6_chk_prefix(struct in6_addr *addr, +extern int ipv6_chk_prefix(const struct in6_addr *addr, struct net_device *dev); extern struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, @@ -91,9 +87,9 @@ extern int ipv6_get_lladdr(struct net_device *dev, extern int ipv6_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2); extern void addrconf_join_solict(struct net_device *dev, - struct in6_addr *addr); + const struct in6_addr *addr); extern void addrconf_leave_solict(struct inet6_dev *idev, - struct in6_addr *addr); + const struct in6_addr *addr); static inline unsigned long addrconf_timeout_fixup(u32 timeout, unsigned unit) @@ -160,15 +156,15 @@ extern void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len); /* * anycast prototypes (anycast.c) */ -extern int ipv6_sock_ac_join(struct sock *sk,int ifindex,struct in6_addr *addr); -extern int ipv6_sock_ac_drop(struct sock *sk,int ifindex,struct in6_addr *addr); +extern int ipv6_sock_ac_join(struct sock *sk,int ifindex, const struct in6_addr *addr); +extern int ipv6_sock_ac_drop(struct sock *sk,int ifindex, const struct in6_addr *addr); extern void ipv6_sock_ac_close(struct sock *sk); -extern int inet6_ac_check(struct sock *sk, struct in6_addr *addr, int ifindex); +extern int inet6_ac_check(struct sock *sk, const struct in6_addr *addr, int ifindex); -extern int ipv6_dev_ac_inc(struct net_device *dev, struct in6_addr *addr); -extern int __ipv6_dev_ac_dec(struct inet6_dev *idev, struct in6_addr *addr); +extern int ipv6_dev_ac_inc(struct net_device *dev, const struct in6_addr *addr); +extern int __ipv6_dev_ac_dec(struct inet6_dev *idev, const struct in6_addr *addr); extern int ipv6_chk_acast_addr(struct net *net, struct net_device *dev, - struct in6_addr *addr); + const struct in6_addr *addr); /* Device notifier */ @@ -287,4 +283,3 @@ extern void if6_proc_exit(void); #endif #endif -#endif diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h index 00c2eaa07c25..03e6e9453623 100644 --- a/include/net/af_rxrpc.h +++ b/include/net/af_rxrpc.h @@ -12,8 +12,6 @@ #ifndef _NET_RXRPC_H #define _NET_RXRPC_H -#ifdef __KERNEL__ - #include <linux/rxrpc.h> struct rxrpc_call; @@ -53,5 +51,4 @@ extern struct rxrpc_call *rxrpc_kernel_accept_call(struct socket *, unsigned long); extern int rxrpc_kernel_reject_call(struct socket *); -#endif /* __KERNEL__ */ #endif /* _NET_RXRPC_H */ diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 90c9e2872f27..91ab5b01678a 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -10,6 +10,7 @@ extern void unix_inflight(struct file *fp); extern void unix_notinflight(struct file *fp); extern void unix_gc(void); extern void wait_for_unix_gc(void); +extern struct sock *unix_get_socket(struct file *filp); #define UNIX_HASH_SIZE 256 @@ -40,7 +41,6 @@ struct unix_skb_parms { spin_lock_nested(&unix_sk(s)->lock, \ SINGLE_DEPTH_NESTING) -#ifdef __KERNEL__ /* The AF_UNIX socket */ struct unix_sock { /* WARNING: sk has to be the first member */ @@ -56,6 +56,7 @@ struct unix_sock { spinlock_t lock; unsigned int gc_candidate : 1; unsigned int gc_maybe_cycle : 1; + unsigned char recursion_level; struct socket_wq peer_wq; }; #define unix_sk(__sk) ((struct unix_sock *)__sk) @@ -70,4 +71,3 @@ static inline int unix_sysctl_register(struct net *net) { return 0; } static inline void unix_sysctl_unregister(struct net *net) {} #endif #endif -#endif diff --git a/include/net/ah.h b/include/net/ah.h index f0129f79a31a..ca95b98969dd 100644 --- a/include/net/ah.h +++ b/include/net/ah.h @@ -4,7 +4,7 @@ #include <linux/skbuff.h> /* This is the maximum truncated ICV length that we know of. */ -#define MAX_AH_AUTH_LEN 12 +#define MAX_AH_AUTH_LEN 64 struct crypto_ahash; diff --git a/include/net/arp.h b/include/net/arp.h index f4cf6ce66586..91f0568a04ef 100644 --- a/include/net/arp.h +++ b/include/net/arp.h @@ -25,5 +25,6 @@ extern struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip, const unsigned char *src_hw, const unsigned char *target_hw); extern void arp_xmit(struct sk_buff *skb); +int arp_invalidate(struct net_device *dev, __be32 ip); #endif /* _ARP_H */ diff --git a/include/net/atmclip.h b/include/net/atmclip.h index 467c531b8a7e..497ef6444a7a 100644 --- a/include/net/atmclip.h +++ b/include/net/atmclip.h @@ -54,8 +54,6 @@ struct clip_priv { }; -#ifdef __KERNEL__ extern struct neigh_table *clip_tbl_hook; -#endif #endif diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index d81ea7997701..43750439c521 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -64,6 +64,11 @@ struct bt_security { #define BT_DEFER_SETUP 7 +#define BT_FLUSHABLE 8 + +#define BT_FLUSHABLE_OFF 0 +#define BT_FLUSHABLE_ON 1 + #define BT_INFO(fmt, arg...) printk(KERN_INFO "Bluetooth: " fmt "\n" , ## arg) #define BT_ERR(fmt, arg...) printk(KERN_ERR "%s: " fmt "\n" , __func__ , ## arg) #define BT_DBG(fmt, arg...) pr_debug("%s: " fmt "\n" , __func__ , ## arg) @@ -144,6 +149,7 @@ struct bt_skb_cb { __u8 tx_seq; __u8 retries; __u8 sar; + unsigned short channel; }; #define bt_cb(skb) ((struct bt_skb_cb *)((skb)->cb)) @@ -199,4 +205,32 @@ extern void bt_sysfs_cleanup(void); extern struct dentry *bt_debugfs; +#ifdef CONFIG_BT_L2CAP +int l2cap_init(void); +void l2cap_exit(void); +#else +static inline int l2cap_init(void) +{ + return 0; +} + +static inline void l2cap_exit(void) +{ +} +#endif + +#ifdef CONFIG_BT_SCO +int sco_init(void); +void sco_exit(void); +#else +static inline int sco_init(void) +{ + return 0; +} + +static inline void sco_exit(void) +{ +} +#endif + #endif /* __BLUETOOTH_H */ diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index e30e00834340..0c20227e57f6 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -1,4 +1,4 @@ -/* +/* BlueZ - Bluetooth protocol stack for Linux Copyright (C) 2000-2001 Qualcomm Incorporated @@ -12,13 +12,13 @@ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY - CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES - WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, - COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS + ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, + COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED. */ @@ -76,6 +76,16 @@ enum { HCI_INQUIRY, HCI_RAW, + + HCI_SETUP, + HCI_AUTO_OFF, + HCI_MGMT, + HCI_PAIRABLE, + HCI_SERVICE_CACHE, + HCI_LINK_KEYS, + HCI_DEBUG_KEYS, + + HCI_RESET, }; /* HCI ioctl defines */ @@ -111,6 +121,7 @@ enum { #define HCI_PAIRING_TIMEOUT (60000) /* 60 seconds */ #define HCI_IDLE_TIMEOUT (6000) /* 6 seconds */ #define HCI_INIT_TIMEOUT (10000) /* 10 seconds */ +#define HCI_CMD_TIMEOUT (1000) /* 1 seconds */ /* HCI data types */ #define HCI_COMMAND_PKT 0x01 @@ -150,6 +161,7 @@ enum { #define EDR_ESCO_MASK (ESCO_2EV3 | ESCO_3EV3 | ESCO_2EV5 | ESCO_3EV5) /* ACL flags */ +#define ACL_START_NO_FLUSH 0x00 #define ACL_CONT 0x01 #define ACL_START 0x02 #define ACL_ACTIVE_BCAST 0x04 @@ -159,6 +171,8 @@ enum { #define SCO_LINK 0x00 #define ACL_LINK 0x01 #define ESCO_LINK 0x02 +/* Low Energy links do not have defined link type. Use invented one */ +#define LE_LINK 0x80 /* LMP features */ #define LMP_3SLOT 0x01 @@ -183,17 +197,25 @@ enum { #define LMP_PSCHEME 0x02 #define LMP_PCONTROL 0x04 +#define LMP_RSSI_INQ 0x40 #define LMP_ESCO 0x80 #define LMP_EV4 0x01 #define LMP_EV5 0x02 +#define LMP_LE 0x40 #define LMP_SNIFF_SUBR 0x02 +#define LMP_PAUSE_ENC 0x04 #define LMP_EDR_ESCO_2M 0x20 #define LMP_EDR_ESCO_3M 0x40 #define LMP_EDR_3S_ESCO 0x80 +#define LMP_EXT_INQ 0x01 #define LMP_SIMPLE_PAIR 0x08 +#define LMP_NO_FLUSH 0x40 + +#define LMP_LSTO 0x01 +#define LMP_INQ_TX_PWR 0x02 /* Connection modes */ #define HCI_CM_ACTIVE 0x0000 @@ -224,7 +246,18 @@ enum { #define HCI_AT_GENERAL_BONDING 0x04 #define HCI_AT_GENERAL_BONDING_MITM 0x05 +/* Link Key types */ +#define HCI_LK_COMBINATION 0x00 +#define HCI_LK_LOCAL_UNIT 0x01 +#define HCI_LK_REMOTE_UNIT 0x02 +#define HCI_LK_DEBUG_COMBINATION 0x03 +#define HCI_LK_UNAUTH_COMBINATION 0x04 +#define HCI_LK_AUTH_COMBINATION 0x05 +#define HCI_LK_CHANGED_COMBINATION 0x06 + /* ----- HCI Commands ---- */ +#define HCI_OP_NOP 0x0000 + #define HCI_OP_INQUIRY 0x0401 struct hci_cp_inquiry { __u8 lap[3]; @@ -292,11 +325,19 @@ struct hci_cp_pin_code_reply { __u8 pin_len; __u8 pin_code[16]; } __packed; +struct hci_rp_pin_code_reply { + __u8 status; + bdaddr_t bdaddr; +} __packed; #define HCI_OP_PIN_CODE_NEG_REPLY 0x040e struct hci_cp_pin_code_neg_reply { bdaddr_t bdaddr; } __packed; +struct hci_rp_pin_code_neg_reply { + __u8 status; + bdaddr_t bdaddr; +} __packed; #define HCI_OP_CHANGE_CONN_PTYPE 0x040f struct hci_cp_change_conn_ptype { @@ -377,6 +418,43 @@ struct hci_cp_reject_sync_conn_req { __u8 reason; } __packed; +#define HCI_OP_IO_CAPABILITY_REPLY 0x042b +struct hci_cp_io_capability_reply { + bdaddr_t bdaddr; + __u8 capability; + __u8 oob_data; + __u8 authentication; +} __packed; + +#define HCI_OP_USER_CONFIRM_REPLY 0x042c +struct hci_cp_user_confirm_reply { + bdaddr_t bdaddr; +} __packed; +struct hci_rp_user_confirm_reply { + __u8 status; + bdaddr_t bdaddr; +} __packed; + +#define HCI_OP_USER_CONFIRM_NEG_REPLY 0x042d + +#define HCI_OP_REMOTE_OOB_DATA_REPLY 0x0430 +struct hci_cp_remote_oob_data_reply { + bdaddr_t bdaddr; + __u8 hash[16]; + __u8 randomizer[16]; +} __packed; + +#define HCI_OP_REMOTE_OOB_DATA_NEG_REPLY 0x0433 +struct hci_cp_remote_oob_data_neg_reply { + bdaddr_t bdaddr; +} __packed; + +#define HCI_OP_IO_CAPABILITY_NEG_REPLY 0x0434 +struct hci_cp_io_capability_neg_reply { + bdaddr_t bdaddr; + __u8 reason; +} __packed; + #define HCI_OP_SNIFF_MODE 0x0803 struct hci_cp_sniff_mode { __le16 handle; @@ -474,22 +552,30 @@ struct hci_cp_set_event_flt { #define HCI_CONN_SETUP_AUTO_OFF 0x01 #define HCI_CONN_SETUP_AUTO_ON 0x02 +#define HCI_OP_DELETE_STORED_LINK_KEY 0x0c12 +struct hci_cp_delete_stored_link_key { + bdaddr_t bdaddr; + __u8 delete_all; +} __packed; + +#define HCI_MAX_NAME_LENGTH 248 + #define HCI_OP_WRITE_LOCAL_NAME 0x0c13 struct hci_cp_write_local_name { - __u8 name[248]; + __u8 name[HCI_MAX_NAME_LENGTH]; } __packed; #define HCI_OP_READ_LOCAL_NAME 0x0c14 struct hci_rp_read_local_name { __u8 status; - __u8 name[248]; + __u8 name[HCI_MAX_NAME_LENGTH]; } __packed; #define HCI_OP_WRITE_CA_TIMEOUT 0x0c16 #define HCI_OP_WRITE_PG_TIMEOUT 0x0c18 -#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a +#define HCI_OP_WRITE_SCAN_ENABLE 0x0c1a #define SCAN_DISABLED 0x00 #define SCAN_INQUIRY 0x01 #define SCAN_PAGE 0x02 @@ -537,6 +623,16 @@ struct hci_cp_host_buffer_size { __le16 sco_max_pkt; } __packed; +#define HCI_OP_WRITE_INQUIRY_MODE 0x0c45 + +#define HCI_MAX_EIR_LENGTH 240 + +#define HCI_OP_WRITE_EIR 0x0c52 +struct hci_cp_write_eir { + uint8_t fec; + uint8_t data[HCI_MAX_EIR_LENGTH]; +} __packed; + #define HCI_OP_READ_SSP_MODE 0x0c55 struct hci_rp_read_ssp_mode { __u8 status; @@ -548,6 +644,15 @@ struct hci_cp_write_ssp_mode { __u8 mode; } __packed; +#define HCI_OP_READ_LOCAL_OOB_DATA 0x0c57 +struct hci_rp_read_local_oob_data { + __u8 status; + __u8 hash[16]; + __u8 randomizer[16]; +} __packed; + +#define HCI_OP_READ_INQ_RSP_TX_POWER 0x0c58 + #define HCI_OP_READ_LOCAL_VERSION 0x1001 struct hci_rp_read_local_version { __u8 status; @@ -593,6 +698,47 @@ struct hci_rp_read_bd_addr { bdaddr_t bdaddr; } __packed; +#define HCI_OP_LE_SET_EVENT_MASK 0x2001 +struct hci_cp_le_set_event_mask { + __u8 mask[8]; +} __packed; + +#define HCI_OP_LE_READ_BUFFER_SIZE 0x2002 +struct hci_rp_le_read_buffer_size { + __u8 status; + __le16 le_mtu; + __u8 le_max_pkt; +} __packed; + +#define HCI_OP_LE_CREATE_CONN 0x200d +struct hci_cp_le_create_conn { + __le16 scan_interval; + __le16 scan_window; + __u8 filter_policy; + __u8 peer_addr_type; + bdaddr_t peer_addr; + __u8 own_address_type; + __le16 conn_interval_min; + __le16 conn_interval_max; + __le16 conn_latency; + __le16 supervision_timeout; + __le16 min_ce_len; + __le16 max_ce_len; +} __packed; + +#define HCI_OP_LE_CREATE_CONN_CANCEL 0x200e + +#define HCI_OP_LE_CONN_UPDATE 0x2013 +struct hci_cp_le_conn_update { + __le16 handle; + __le16 conn_interval_min; + __le16 conn_interval_max; + __le16 conn_latency; + __le16 supervision_timeout; + __le16 min_ce_len; + __le16 max_ce_len; +} __packed; + /* ---- HCI Events ---- */ #define HCI_EV_INQUIRY_COMPLETE 0x01 @@ -639,7 +785,7 @@ struct hci_ev_auth_complete { struct hci_ev_remote_name { __u8 status; bdaddr_t bdaddr; - __u8 name[248]; + __u8 name[HCI_MAX_NAME_LENGTH]; } __packed; #define HCI_EV_ENCRYPT_CHANGE 0x08 @@ -833,6 +979,25 @@ struct hci_ev_io_capa_request { bdaddr_t bdaddr; } __packed; +#define HCI_EV_IO_CAPA_REPLY 0x32 +struct hci_ev_io_capa_reply { + bdaddr_t bdaddr; + __u8 capability; + __u8 oob_data; + __u8 authentication; +} __packed; + +#define HCI_EV_USER_CONFIRM_REQUEST 0x33 +struct hci_ev_user_confirm_req { + bdaddr_t bdaddr; + __le32 passkey; +} __packed; + +#define HCI_EV_REMOTE_OOB_DATA_REQUEST 0x35 +struct hci_ev_remote_oob_data_request { + bdaddr_t bdaddr; +} __packed; + #define HCI_EV_SIMPLE_PAIR_COMPLETE 0x36 struct hci_ev_simple_pair_complete { __u8 status; @@ -845,6 +1010,25 @@ struct hci_ev_remote_host_features { __u8 features[8]; } __packed; +#define HCI_EV_LE_META 0x3e +struct hci_ev_le_meta { + __u8 subevent; +} __packed; + +/* Low energy meta events */ +#define HCI_EV_LE_CONN_COMPLETE 0x01 +struct hci_ev_le_conn_complete { + __u8 status; + __le16 handle; + __u8 role; + __u8 bdaddr_type; + bdaddr_t bdaddr; + __le16 interval; + __le16 latency; + __le16 supervision_timeout; + __u8 clk_accurancy; +} __packed; + /* Internal events generated by Bluetooth stack */ #define HCI_EV_STACK_INTERNAL 0xfd struct hci_ev_stack_internal { @@ -874,7 +1058,7 @@ struct hci_ev_si_security { struct hci_command_hdr { __le16 opcode; /* OCF & OGF */ - __u8 plen; + __u8 plen; } __packed; struct hci_event_hdr { @@ -892,7 +1076,6 @@ struct hci_sco_hdr { __u8 dlen; } __packed; -#ifdef __KERNEL__ #include <linux/skbuff.h> static inline struct hci_event_hdr *hci_event_hdr(const struct sk_buff *skb) { @@ -908,7 +1091,6 @@ static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb) { return (struct hci_sco_hdr *) skb->data; } -#endif /* Command opcode pack/unpack */ #define hci_opcode_pack(ogf, ocf) (__u16) ((ocf & 0x03ff)|(ogf << 10)) @@ -934,9 +1116,13 @@ static inline struct hci_sco_hdr *hci_sco_hdr(const struct sk_buff *skb) struct sockaddr_hci { sa_family_t hci_family; unsigned short hci_dev; + unsigned short hci_channel; }; #define HCI_DEV_NONE 0xffff +#define HCI_CHANNEL_RAW 0 +#define HCI_CHANNEL_CONTROL 1 + struct hci_filter { unsigned long type_mask; unsigned long event_mask[2]; diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index ebec8c9a929d..6c994c004d15 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -44,15 +44,15 @@ struct inquiry_data { }; struct inquiry_entry { - struct inquiry_entry *next; + struct inquiry_entry *next; __u32 timestamp; struct inquiry_data data; }; struct inquiry_cache { - spinlock_t lock; + spinlock_t lock; __u32 timestamp; - struct inquiry_entry *list; + struct inquiry_entry *list; }; struct hci_conn_hash { @@ -60,12 +60,35 @@ struct hci_conn_hash { spinlock_t lock; unsigned int acl_num; unsigned int sco_num; + unsigned int le_num; }; struct bdaddr_list { struct list_head list; bdaddr_t bdaddr; }; + +struct bt_uuid { + struct list_head list; + u8 uuid[16]; + u8 svc_hint; +}; + +struct link_key { + struct list_head list; + bdaddr_t bdaddr; + u8 type; + u8 val[16]; + u8 pin_len; +}; + +struct oob_data { + struct list_head list; + bdaddr_t bdaddr; + u8 hash[16]; + u8 randomizer[16]; +}; + #define NUM_REASSEMBLY 4 struct hci_dev { struct list_head list; @@ -78,15 +101,21 @@ struct hci_dev { __u8 bus; __u8 dev_type; bdaddr_t bdaddr; - __u8 dev_name[248]; + __u8 dev_name[HCI_MAX_NAME_LENGTH]; + __u8 eir[HCI_MAX_EIR_LENGTH]; __u8 dev_class[3]; + __u8 major_class; + __u8 minor_class; __u8 features[8]; __u8 commands[64]; __u8 ssp_mode; __u8 hci_ver; __u16 hci_rev; + __u8 lmp_ver; __u16 manufacturer; + __le16 lmp_subver; __u16 voice_setting; + __u8 io_capability; __u16 pkt_type; __u16 esco_type; @@ -97,23 +126,33 @@ struct hci_dev { __u16 sniff_min_interval; __u16 sniff_max_interval; + unsigned int auto_accept_delay; + unsigned long quirks; atomic_t cmd_cnt; unsigned int acl_cnt; unsigned int sco_cnt; + unsigned int le_cnt; unsigned int acl_mtu; unsigned int sco_mtu; + unsigned int le_mtu; unsigned int acl_pkts; unsigned int sco_pkts; + unsigned int le_pkts; - unsigned long cmd_last_tx; unsigned long acl_last_tx; unsigned long sco_last_tx; + unsigned long le_last_tx; struct workqueue_struct *workqueue; + struct work_struct power_on; + struct work_struct power_off; + struct timer_list off_timer; + + struct timer_list cmd_timer; struct tasklet_struct cmd_task; struct tasklet_struct rx_task; struct tasklet_struct tx_task; @@ -130,10 +169,18 @@ struct hci_dev { __u32 req_status; __u32 req_result; + __u16 init_last_cmd; + struct inquiry_cache inq_cache; struct hci_conn_hash conn_hash; struct list_head blacklist; + struct list_head uuids; + + struct list_head link_keys; + + struct list_head remote_oob_data; + struct hci_dev_stats stat; struct sk_buff_head driver_init; @@ -141,7 +188,7 @@ struct hci_dev { void *driver_data; void *core_data; - atomic_t promisc; + atomic_t promisc; struct dentry *debugfs; @@ -150,7 +197,7 @@ struct hci_dev { struct rfkill *rfkill; - struct module *owner; + struct module *owner; int (*open)(struct hci_dev *hdev); int (*close)(struct hci_dev *hdev); @@ -164,35 +211,44 @@ struct hci_dev { struct hci_conn { struct list_head list; - atomic_t refcnt; - spinlock_t lock; - - bdaddr_t dst; - __u16 handle; - __u16 state; - __u8 mode; - __u8 type; - __u8 out; - __u8 attempt; - __u8 dev_class[3]; - __u8 features[8]; - __u8 ssp_mode; - __u16 interval; - __u16 pkt_type; - __u16 link_policy; - __u32 link_mode; - __u8 auth_type; - __u8 sec_level; - __u8 power_save; - __u16 disc_timeout; - unsigned long pend; - - unsigned int sent; + atomic_t refcnt; + spinlock_t lock; + + bdaddr_t dst; + __u16 handle; + __u16 state; + __u8 mode; + __u8 type; + __u8 out; + __u8 attempt; + __u8 dev_class[3]; + __u8 features[8]; + __u8 ssp_mode; + __u16 interval; + __u16 pkt_type; + __u16 link_policy; + __u32 link_mode; + __u8 key_type; + __u8 auth_type; + __u8 sec_level; + __u8 pending_sec_level; + __u8 pin_length; + __u8 io_capability; + __u8 power_save; + __u16 disc_timeout; + unsigned long pend; + + __u8 remote_cap; + __u8 remote_oob; + __u8 remote_auth; + + unsigned int sent; struct sk_buff_head data_q; struct timer_list disc_timer; struct timer_list idle_timer; + struct timer_list auto_accept_timer; struct work_struct work_add; struct work_struct work_del; @@ -206,6 +262,10 @@ struct hci_conn { void *priv; struct hci_conn *link; + + void (*connect_cfm_cb) (struct hci_conn *conn, u8 status); + void (*security_cfm_cb) (struct hci_conn *conn, u8 status); + void (*disconn_cfm_cb) (struct hci_conn *conn, u8 reason); }; extern struct hci_proto *hci_proto[]; @@ -215,8 +275,8 @@ extern rwlock_t hci_dev_list_lock; extern rwlock_t hci_cb_list_lock; /* ----- Inquiry cache ----- */ -#define INQUIRY_CACHE_AGE_MAX (HZ*30) // 30 seconds -#define INQUIRY_ENTRY_AGE_MAX (HZ*60) // 60 seconds +#define INQUIRY_CACHE_AGE_MAX (HZ*30) /* 30 seconds */ +#define INQUIRY_ENTRY_AGE_MAX (HZ*60) /* 60 seconds */ #define inquiry_cache_lock(c) spin_lock(&c->lock) #define inquiry_cache_unlock(c) spin_unlock(&c->lock) @@ -272,24 +332,40 @@ static inline void hci_conn_hash_add(struct hci_dev *hdev, struct hci_conn *c) { struct hci_conn_hash *h = &hdev->conn_hash; list_add(&c->list, &h->list); - if (c->type == ACL_LINK) + switch (c->type) { + case ACL_LINK: h->acl_num++; - else + break; + case LE_LINK: + h->le_num++; + break; + case SCO_LINK: + case ESCO_LINK: h->sco_num++; + break; + } } static inline void hci_conn_hash_del(struct hci_dev *hdev, struct hci_conn *c) { struct hci_conn_hash *h = &hdev->conn_hash; list_del(&c->list); - if (c->type == ACL_LINK) + switch (c->type) { + case ACL_LINK: h->acl_num--; - else + break; + case LE_LINK: + h->le_num--; + break; + case SCO_LINK: + case ESCO_LINK: h->sco_num--; + break; + } } static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, - __u16 handle) + __u16 handle) { struct hci_conn_hash *h = &hdev->conn_hash; struct list_head *p; @@ -304,7 +380,7 @@ static inline struct hci_conn *hci_conn_hash_lookup_handle(struct hci_dev *hdev, } static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, - __u8 type, bdaddr_t *ba) + __u8 type, bdaddr_t *ba) { struct hci_conn_hash *h = &hdev->conn_hash; struct list_head *p; @@ -319,7 +395,7 @@ static inline struct hci_conn *hci_conn_hash_lookup_ba(struct hci_dev *hdev, } static inline struct hci_conn *hci_conn_hash_lookup_state(struct hci_dev *hdev, - __u8 type, __u16 state) + __u8 type, __u16 state) { struct hci_conn_hash *h = &hdev->conn_hash; struct list_head *p; @@ -346,6 +422,7 @@ void hci_conn_check_pending(struct hci_dev *hdev); struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8 sec_level, __u8 auth_type); int hci_conn_check_link_mode(struct hci_conn *conn); +int hci_conn_check_secure(struct hci_conn *conn, __u8 sec_level); int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type); int hci_conn_change_link_key(struct hci_conn *conn); int hci_conn_switch_role(struct hci_conn *conn, __u8 role); @@ -435,6 +512,23 @@ int hci_inquiry(void __user *arg); struct bdaddr_list *hci_blacklist_lookup(struct hci_dev *hdev, bdaddr_t *bdaddr); int hci_blacklist_clear(struct hci_dev *hdev); +int hci_uuids_clear(struct hci_dev *hdev); + +int hci_link_keys_clear(struct hci_dev *hdev); +struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); +int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key, + bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len); +int hci_remove_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr); + +int hci_remote_oob_data_clear(struct hci_dev *hdev); +struct oob_data *hci_find_remote_oob_data(struct hci_dev *hdev, + bdaddr_t *bdaddr); +int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash, + u8 *randomizer); +int hci_remove_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr); + +void hci_del_off_timer(struct hci_dev *hdev); + void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb); int hci_recv_frame(struct sk_buff *skb); @@ -456,6 +550,8 @@ void hci_conn_del_sysfs(struct hci_conn *conn); #define lmp_sniffsubr_capable(dev) ((dev)->features[5] & LMP_SNIFF_SUBR) #define lmp_esco_capable(dev) ((dev)->features[3] & LMP_ESCO) #define lmp_ssp_capable(dev) ((dev)->features[6] & LMP_SIMPLE_PAIR) +#define lmp_no_flush_capable(dev) ((dev)->features[6] & LMP_NO_FLUSH) +#define lmp_le_capable(dev) ((dev)->features[4] & LMP_LE) /* ----- HCI protocols ----- */ struct hci_proto { @@ -501,6 +597,9 @@ static inline void hci_proto_connect_cfm(struct hci_conn *conn, __u8 status) hp = hci_proto[HCI_PROTO_SCO]; if (hp && hp->connect_cfm) hp->connect_cfm(conn, status); + + if (conn->connect_cfm_cb) + conn->connect_cfm_cb(conn, status); } static inline int hci_proto_disconn_ind(struct hci_conn *conn) @@ -530,6 +629,9 @@ static inline void hci_proto_disconn_cfm(struct hci_conn *conn, __u8 reason) hp = hci_proto[HCI_PROTO_SCO]; if (hp && hp->disconn_cfm) hp->disconn_cfm(conn, reason); + + if (conn->disconn_cfm_cb) + conn->disconn_cfm_cb(conn, reason); } static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) @@ -549,6 +651,9 @@ static inline void hci_proto_auth_cfm(struct hci_conn *conn, __u8 status) hp = hci_proto[HCI_PROTO_SCO]; if (hp && hp->security_cfm) hp->security_cfm(conn, status, encrypt); + + if (conn->security_cfm_cb) + conn->security_cfm_cb(conn, status); } static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u8 encrypt) @@ -562,6 +667,9 @@ static inline void hci_proto_encrypt_cfm(struct hci_conn *conn, __u8 status, __u hp = hci_proto[HCI_PROTO_SCO]; if (hp && hp->security_cfm) hp->security_cfm(conn, status, encrypt); + + if (conn->security_cfm_cb) + conn->security_cfm_cb(conn, status); } int hci_register_proto(struct hci_proto *hproto); @@ -658,7 +766,37 @@ void *hci_sent_cmd_data(struct hci_dev *hdev, __u16 opcode); void hci_si_event(struct hci_dev *hdev, int type, int dlen, void *data); /* ----- HCI Sockets ----- */ -void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb); +void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb, + struct sock *skip_sk); + +/* Management interface */ +int mgmt_control(struct sock *sk, struct msghdr *msg, size_t len); +int mgmt_index_added(u16 index); +int mgmt_index_removed(u16 index); +int mgmt_powered(u16 index, u8 powered); +int mgmt_discoverable(u16 index, u8 discoverable); +int mgmt_connectable(u16 index, u8 connectable); +int mgmt_new_key(u16 index, struct link_key *key, u8 persistent); +int mgmt_connected(u16 index, bdaddr_t *bdaddr); +int mgmt_disconnected(u16 index, bdaddr_t *bdaddr); +int mgmt_disconnect_failed(u16 index); +int mgmt_connect_failed(u16 index, bdaddr_t *bdaddr, u8 status); +int mgmt_pin_code_request(u16 index, bdaddr_t *bdaddr, u8 secure); +int mgmt_pin_code_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); +int mgmt_pin_code_neg_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); +int mgmt_user_confirm_request(u16 index, bdaddr_t *bdaddr, __le32 value, + u8 confirm_hint); +int mgmt_user_confirm_reply_complete(u16 index, bdaddr_t *bdaddr, u8 status); +int mgmt_user_confirm_neg_reply_complete(u16 index, bdaddr_t *bdaddr, + u8 status); +int mgmt_auth_failed(u16 index, bdaddr_t *bdaddr, u8 status); +int mgmt_set_local_name_complete(u16 index, u8 *name, u8 status); +int mgmt_read_local_oob_data_reply_complete(u16 index, u8 *hash, u8 *randomizer, + u8 status); +int mgmt_device_found(u16 index, bdaddr_t *bdaddr, u8 *dev_class, s8 rssi, + u8 *eir); +int mgmt_remote_name(u16 index, bdaddr_t *bdaddr, u8 *name); +int mgmt_discovering(u16 index, u8 discovering); /* HCI info for socket */ #define hci_pi(sk) ((struct hci_pinfo *) sk) @@ -668,6 +806,7 @@ struct hci_pinfo { struct hci_dev *hdev; struct hci_filter filter; __u32 cmsg_mask; + unsigned short channel; }; /* HCI security filter */ @@ -687,6 +826,8 @@ struct hci_sec_filter { #define hci_req_lock(d) mutex_lock(&d->req_lock) #define hci_req_unlock(d) mutex_unlock(&d->req_lock) -void hci_req_complete(struct hci_dev *hdev, int result); +void hci_req_complete(struct hci_dev *hdev, __u16 cmd, int result); +void hci_le_conn_update(struct hci_conn *conn, u16 min, u16 max, + u16 latency, u16 to_multiplier); #endif /* __HCI_CORE_H */ diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index c819c8bf9b68..d09c9b1118e3 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -1,4 +1,4 @@ -/* +/* BlueZ - Bluetooth protocol stack for Linux Copyright (C) 2000-2001 Qualcomm Incorporated Copyright (C) 2009-2010 Gustavo F. Padovan <gustavo@padovan.org> @@ -14,13 +14,13 @@ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY - CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES - WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, - COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS + ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, + COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED. */ @@ -38,6 +38,7 @@ #define L2CAP_DEFAULT_MAX_PDU_SIZE 1009 /* Sized for 3-DH5 packet */ #define L2CAP_DEFAULT_ACK_TO 200 #define L2CAP_LOCAL_BUSY_TRIES 12 +#define L2CAP_LE_DEFAULT_MTU 23 #define L2CAP_CONN_TIMEOUT (40000) /* 40 seconds */ #define L2CAP_INFO_TIMEOUT (4000) /* 4 seconds */ @@ -88,6 +89,8 @@ struct l2cap_conninfo { #define L2CAP_ECHO_RSP 0x09 #define L2CAP_INFO_REQ 0x0a #define L2CAP_INFO_RSP 0x0b +#define L2CAP_CONN_PARAM_UPDATE_REQ 0x12 +#define L2CAP_CONN_PARAM_UPDATE_RSP 0x13 /* L2CAP feature mask */ #define L2CAP_FEAT_FLOWCTL 0x00000001 @@ -160,6 +163,9 @@ struct l2cap_conn_rsp { /* channel indentifier */ #define L2CAP_CID_SIGNALING 0x0001 #define L2CAP_CID_CONN_LESS 0x0002 +#define L2CAP_CID_LE_DATA 0x0004 +#define L2CAP_CID_LE_SIGNALING 0x0005 +#define L2CAP_CID_SMP 0x0006 #define L2CAP_CID_DYN_START 0x0040 #define L2CAP_CID_DYN_END 0xffff @@ -255,63 +261,32 @@ struct l2cap_info_rsp { #define L2CAP_IR_SUCCESS 0x0000 #define L2CAP_IR_NOTSUPP 0x0001 -/* ----- L2CAP connections ----- */ -struct l2cap_chan_list { - struct sock *head; - rwlock_t lock; - long num; -}; - -struct l2cap_conn { - struct hci_conn *hcon; - - bdaddr_t *dst; - bdaddr_t *src; - - unsigned int mtu; - - __u32 feat_mask; - - __u8 info_state; - __u8 info_ident; - - struct timer_list info_timer; - - spinlock_t lock; - - struct sk_buff *rx_skb; - __u32 rx_len; - __u8 rx_ident; - __u8 tx_ident; - - __u8 disc_reason; - - struct l2cap_chan_list chan_list; -}; - -struct sock_del_list { - struct sock *sk; - struct list_head list; -}; +struct l2cap_conn_param_update_req { + __le16 min; + __le16 max; + __le16 latency; + __le16 to_multiplier; +} __packed; -#define L2CAP_INFO_CL_MTU_REQ_SENT 0x01 -#define L2CAP_INFO_FEAT_MASK_REQ_SENT 0x04 -#define L2CAP_INFO_FEAT_MASK_REQ_DONE 0x08 +struct l2cap_conn_param_update_rsp { + __le16 result; +} __packed; -/* ----- L2CAP channel and socket info ----- */ -#define l2cap_pi(sk) ((struct l2cap_pinfo *) sk) -#define TX_QUEUE(sk) (&l2cap_pi(sk)->tx_queue) -#define SREJ_QUEUE(sk) (&l2cap_pi(sk)->srej_queue) -#define BUSY_QUEUE(sk) (&l2cap_pi(sk)->busy_queue) -#define SREJ_LIST(sk) (&l2cap_pi(sk)->srej_l.list) +/* Connection Parameters result */ +#define L2CAP_CONN_PARAM_ACCEPTED 0x0000 +#define L2CAP_CONN_PARAM_REJECTED 0x0001 +/* ----- L2CAP channels and connections ----- */ struct srej_list { __u8 tx_seq; struct list_head list; }; -struct l2cap_pinfo { - struct bt_sock bt; +struct l2cap_chan { + struct sock *sk; + + struct l2cap_conn *conn; + __le16 psm; __u16 dcid; __u16 scid; @@ -320,16 +295,29 @@ struct l2cap_pinfo { __u16 omtu; __u16 flush_to; __u8 mode; - __u8 num_conf_req; - __u8 num_conf_rsp; - __u8 fcs; + __le16 sport; + __u8 sec_level; __u8 role_switch; __u8 force_reliable; + __u8 flushable; + + __u8 ident; __u8 conf_req[64]; __u8 conf_len; + __u8 num_conf_req; + __u8 num_conf_rsp; + + __u8 fcs; + + __u8 tx_win; + __u8 max_tx; + __u16 retrans_timeout; + __u16 monitor_timeout; + __u16 mps; + __u8 conf_state; __u16 conn_state; @@ -347,30 +335,61 @@ struct l2cap_pinfo { __u16 partial_sdu_len; struct sk_buff *sdu; - __u8 ident; - - __u8 tx_win; - __u8 max_tx; __u8 remote_tx_win; __u8 remote_max_tx; - __u16 retrans_timeout; - __u16 monitor_timeout; __u16 remote_mps; - __u16 mps; - - __le16 sport; struct timer_list retrans_timer; struct timer_list monitor_timer; struct timer_list ack_timer; - struct sk_buff_head tx_queue; - struct sk_buff_head srej_queue; - struct sk_buff_head busy_queue; + struct sk_buff *tx_send_head; + struct sk_buff_head tx_q; + struct sk_buff_head srej_q; + struct sk_buff_head busy_q; struct work_struct busy_work; - struct srej_list srej_l; - struct l2cap_conn *conn; - struct sock *next_c; - struct sock *prev_c; + struct list_head srej_l; + + struct list_head list; + struct list_head global_l; +}; + +struct l2cap_conn { + struct hci_conn *hcon; + + bdaddr_t *dst; + bdaddr_t *src; + + unsigned int mtu; + + __u32 feat_mask; + + __u8 info_state; + __u8 info_ident; + + struct timer_list info_timer; + + spinlock_t lock; + + struct sk_buff *rx_skb; + __u32 rx_len; + __u8 tx_ident; + + __u8 disc_reason; + + struct list_head chan_l; + rwlock_t chan_lock; +}; + +#define L2CAP_INFO_CL_MTU_REQ_SENT 0x01 +#define L2CAP_INFO_FEAT_MASK_REQ_SENT 0x04 +#define L2CAP_INFO_FEAT_MASK_REQ_DONE 0x08 + +/* ----- L2CAP socket info ----- */ +#define l2cap_pi(sk) ((struct l2cap_pinfo *) sk) + +struct l2cap_pinfo { + struct bt_sock bt; + struct l2cap_chan *chan; }; #define L2CAP_CONF_REQ_SENT 0x01 @@ -397,32 +416,62 @@ struct l2cap_pinfo { #define L2CAP_CONN_RNR_SENT 0x0200 #define L2CAP_CONN_SAR_RETRY 0x0400 -#define __mod_retrans_timer() mod_timer(&l2cap_pi(sk)->retrans_timer, \ +#define __mod_retrans_timer() mod_timer(&chan->retrans_timer, \ jiffies + msecs_to_jiffies(L2CAP_DEFAULT_RETRANS_TO)); -#define __mod_monitor_timer() mod_timer(&l2cap_pi(sk)->monitor_timer, \ +#define __mod_monitor_timer() mod_timer(&chan->monitor_timer, \ jiffies + msecs_to_jiffies(L2CAP_DEFAULT_MONITOR_TO)); -#define __mod_ack_timer() mod_timer(&l2cap_pi(sk)->ack_timer, \ +#define __mod_ack_timer() mod_timer(&chan->ack_timer, \ jiffies + msecs_to_jiffies(L2CAP_DEFAULT_ACK_TO)); -static inline int l2cap_tx_window_full(struct sock *sk) +static inline int l2cap_tx_window_full(struct l2cap_chan *ch) { - struct l2cap_pinfo *pi = l2cap_pi(sk); int sub; - sub = (pi->next_tx_seq - pi->expected_ack_seq) % 64; + sub = (ch->next_tx_seq - ch->expected_ack_seq) % 64; if (sub < 0) sub += 64; - return sub == pi->remote_tx_win; + return sub == ch->remote_tx_win; } -#define __get_txseq(ctrl) ((ctrl) & L2CAP_CTRL_TXSEQ) >> 1 -#define __get_reqseq(ctrl) ((ctrl) & L2CAP_CTRL_REQSEQ) >> 8 -#define __is_iframe(ctrl) !((ctrl) & L2CAP_CTRL_FRAME_TYPE) -#define __is_sframe(ctrl) (ctrl) & L2CAP_CTRL_FRAME_TYPE -#define __is_sar_start(ctrl) ((ctrl) & L2CAP_CTRL_SAR) == L2CAP_SDU_START - -void l2cap_load(void); +#define __get_txseq(ctrl) (((ctrl) & L2CAP_CTRL_TXSEQ) >> 1) +#define __get_reqseq(ctrl) (((ctrl) & L2CAP_CTRL_REQSEQ) >> 8) +#define __is_iframe(ctrl) (!((ctrl) & L2CAP_CTRL_FRAME_TYPE)) +#define __is_sframe(ctrl) ((ctrl) & L2CAP_CTRL_FRAME_TYPE) +#define __is_sar_start(ctrl) (((ctrl) & L2CAP_CTRL_SAR) == L2CAP_SDU_START) + +extern int disable_ertm; + +int l2cap_init_sockets(void); +void l2cap_cleanup_sockets(void); + +void l2cap_send_cmd(struct l2cap_conn *conn, u8 ident, u8 code, u16 len, void *data); +void __l2cap_connect_rsp_defer(struct l2cap_chan *chan); +int __l2cap_wait_ack(struct sock *sk); + +struct sk_buff *l2cap_create_connless_pdu(struct l2cap_chan *chan, struct msghdr *msg, size_t len); +struct sk_buff *l2cap_create_basic_pdu(struct l2cap_chan *chan, struct msghdr *msg, size_t len); +struct sk_buff *l2cap_create_iframe_pdu(struct l2cap_chan *chan, struct msghdr *msg, size_t len, u16 control, u16 sdulen); +int l2cap_sar_segment_sdu(struct l2cap_chan *chan, struct msghdr *msg, size_t len); +void l2cap_do_send(struct l2cap_chan *chan, struct sk_buff *skb); +void l2cap_streaming_send(struct l2cap_chan *chan); +int l2cap_ertm_send(struct l2cap_chan *chan); + +int l2cap_add_psm(struct l2cap_chan *chan, bdaddr_t *src, __le16 psm); +int l2cap_add_scid(struct l2cap_chan *chan, __u16 scid); + +void l2cap_sock_set_timer(struct sock *sk, long timeout); +void l2cap_sock_clear_timer(struct sock *sk); +void __l2cap_sock_close(struct sock *sk, int reason); +void l2cap_sock_kill(struct sock *sk); +void l2cap_sock_init(struct sock *sk, struct sock *parent); +struct sock *l2cap_sock_alloc(struct net *net, struct socket *sock, + int proto, gfp_t prio); +void l2cap_send_disconn_req(struct l2cap_conn *conn, struct l2cap_chan *chan, int err); +struct l2cap_chan *l2cap_chan_create(struct sock *sk); +void l2cap_chan_del(struct l2cap_chan *chan, int err); +void l2cap_chan_destroy(struct l2cap_chan *chan); +int l2cap_chan_connect(struct l2cap_chan *chan); #endif /* __L2CAP_H */ diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h new file mode 100644 index 000000000000..4899286ed4e4 --- /dev/null +++ b/include/net/bluetooth/mgmt.h @@ -0,0 +1,291 @@ +/* + BlueZ - Bluetooth protocol stack for Linux + + Copyright (C) 2010 Nokia Corporation + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License version 2 as + published by the Free Software Foundation; + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. + IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY + CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + + ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, + COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS + SOFTWARE IS DISCLAIMED. +*/ + +#define MGMT_INDEX_NONE 0xFFFF + +struct mgmt_hdr { + __le16 opcode; + __le16 index; + __le16 len; +} __packed; + +#define MGMT_OP_READ_VERSION 0x0001 +struct mgmt_rp_read_version { + __u8 version; + __le16 revision; +} __packed; + +#define MGMT_OP_READ_INDEX_LIST 0x0003 +struct mgmt_rp_read_index_list { + __le16 num_controllers; + __le16 index[0]; +} __packed; + +/* Reserve one extra byte for names in management messages so that they + * are always guaranteed to be nul-terminated */ +#define MGMT_MAX_NAME_LENGTH (HCI_MAX_NAME_LENGTH + 1) + +#define MGMT_OP_READ_INFO 0x0004 +struct mgmt_rp_read_info { + __u8 type; + __u8 powered; + __u8 connectable; + __u8 discoverable; + __u8 pairable; + __u8 sec_mode; + bdaddr_t bdaddr; + __u8 dev_class[3]; + __u8 features[8]; + __u16 manufacturer; + __u8 hci_ver; + __u16 hci_rev; + __u8 name[MGMT_MAX_NAME_LENGTH]; +} __packed; + +struct mgmt_mode { + __u8 val; +} __packed; + +#define MGMT_OP_SET_POWERED 0x0005 + +#define MGMT_OP_SET_DISCOVERABLE 0x0006 + +#define MGMT_OP_SET_CONNECTABLE 0x0007 + +#define MGMT_OP_SET_PAIRABLE 0x0008 + +#define MGMT_OP_ADD_UUID 0x0009 +struct mgmt_cp_add_uuid { + __u8 uuid[16]; + __u8 svc_hint; +} __packed; + +#define MGMT_OP_REMOVE_UUID 0x000A +struct mgmt_cp_remove_uuid { + __u8 uuid[16]; +} __packed; + +#define MGMT_OP_SET_DEV_CLASS 0x000B +struct mgmt_cp_set_dev_class { + __u8 major; + __u8 minor; +} __packed; + +#define MGMT_OP_SET_SERVICE_CACHE 0x000C +struct mgmt_cp_set_service_cache { + __u8 enable; +} __packed; + +struct mgmt_key_info { + bdaddr_t bdaddr; + u8 type; + u8 val[16]; + u8 pin_len; +} __packed; + +#define MGMT_OP_LOAD_KEYS 0x000D +struct mgmt_cp_load_keys { + __u8 debug_keys; + __le16 key_count; + struct mgmt_key_info keys[0]; +} __packed; + +#define MGMT_OP_REMOVE_KEY 0x000E +struct mgmt_cp_remove_key { + bdaddr_t bdaddr; + __u8 disconnect; +} __packed; + +#define MGMT_OP_DISCONNECT 0x000F +struct mgmt_cp_disconnect { + bdaddr_t bdaddr; +} __packed; +struct mgmt_rp_disconnect { + bdaddr_t bdaddr; +} __packed; + +#define MGMT_OP_GET_CONNECTIONS 0x0010 +struct mgmt_rp_get_connections { + __le16 conn_count; + bdaddr_t conn[0]; +} __packed; + +#define MGMT_OP_PIN_CODE_REPLY 0x0011 +struct mgmt_cp_pin_code_reply { + bdaddr_t bdaddr; + __u8 pin_len; + __u8 pin_code[16]; +} __packed; +struct mgmt_rp_pin_code_reply { + bdaddr_t bdaddr; + uint8_t status; +} __packed; + +#define MGMT_OP_PIN_CODE_NEG_REPLY 0x0012 +struct mgmt_cp_pin_code_neg_reply { + bdaddr_t bdaddr; +} __packed; + +#define MGMT_OP_SET_IO_CAPABILITY 0x0013 +struct mgmt_cp_set_io_capability { + __u8 io_capability; +} __packed; + +#define MGMT_OP_PAIR_DEVICE 0x0014 +struct mgmt_cp_pair_device { + bdaddr_t bdaddr; + __u8 io_cap; +} __packed; +struct mgmt_rp_pair_device { + bdaddr_t bdaddr; + __u8 status; +} __packed; + +#define MGMT_OP_USER_CONFIRM_REPLY 0x0015 +struct mgmt_cp_user_confirm_reply { + bdaddr_t bdaddr; +} __packed; +struct mgmt_rp_user_confirm_reply { + bdaddr_t bdaddr; + __u8 status; +} __packed; + +#define MGMT_OP_USER_CONFIRM_NEG_REPLY 0x0016 + +#define MGMT_OP_SET_LOCAL_NAME 0x0017 +struct mgmt_cp_set_local_name { + __u8 name[MGMT_MAX_NAME_LENGTH]; +} __packed; + +#define MGMT_OP_READ_LOCAL_OOB_DATA 0x0018 +struct mgmt_rp_read_local_oob_data { + __u8 hash[16]; + __u8 randomizer[16]; +} __packed; + +#define MGMT_OP_ADD_REMOTE_OOB_DATA 0x0019 +struct mgmt_cp_add_remote_oob_data { + bdaddr_t bdaddr; + __u8 hash[16]; + __u8 randomizer[16]; +} __packed; + +#define MGMT_OP_REMOVE_REMOTE_OOB_DATA 0x001A +struct mgmt_cp_remove_remote_oob_data { + bdaddr_t bdaddr; +} __packed; + +#define MGMT_OP_START_DISCOVERY 0x001B + +#define MGMT_OP_STOP_DISCOVERY 0x001C + +#define MGMT_EV_CMD_COMPLETE 0x0001 +struct mgmt_ev_cmd_complete { + __le16 opcode; + __u8 data[0]; +} __packed; + +#define MGMT_EV_CMD_STATUS 0x0002 +struct mgmt_ev_cmd_status { + __u8 status; + __le16 opcode; +} __packed; + +#define MGMT_EV_CONTROLLER_ERROR 0x0003 +struct mgmt_ev_controller_error { + __u8 error_code; +} __packed; + +#define MGMT_EV_INDEX_ADDED 0x0004 + +#define MGMT_EV_INDEX_REMOVED 0x0005 + +#define MGMT_EV_POWERED 0x0006 + +#define MGMT_EV_DISCOVERABLE 0x0007 + +#define MGMT_EV_CONNECTABLE 0x0008 + +#define MGMT_EV_PAIRABLE 0x0009 + +#define MGMT_EV_NEW_KEY 0x000A +struct mgmt_ev_new_key { + __u8 store_hint; + struct mgmt_key_info key; +} __packed; + +#define MGMT_EV_CONNECTED 0x000B +struct mgmt_ev_connected { + bdaddr_t bdaddr; +} __packed; + +#define MGMT_EV_DISCONNECTED 0x000C +struct mgmt_ev_disconnected { + bdaddr_t bdaddr; +} __packed; + +#define MGMT_EV_CONNECT_FAILED 0x000D +struct mgmt_ev_connect_failed { + bdaddr_t bdaddr; + __u8 status; +} __packed; + +#define MGMT_EV_PIN_CODE_REQUEST 0x000E +struct mgmt_ev_pin_code_request { + bdaddr_t bdaddr; + __u8 secure; +} __packed; + +#define MGMT_EV_USER_CONFIRM_REQUEST 0x000F +struct mgmt_ev_user_confirm_request { + bdaddr_t bdaddr; + __u8 confirm_hint; + __le32 value; +} __packed; + +#define MGMT_EV_AUTH_FAILED 0x0010 +struct mgmt_ev_auth_failed { + bdaddr_t bdaddr; + __u8 status; +} __packed; + +#define MGMT_EV_LOCAL_NAME_CHANGED 0x0011 +struct mgmt_ev_local_name_changed { + __u8 name[MGMT_MAX_NAME_LENGTH]; +} __packed; + +#define MGMT_EV_DEVICE_FOUND 0x0012 +struct mgmt_ev_device_found { + bdaddr_t bdaddr; + __u8 dev_class[3]; + __s8 rssi; + __u8 eir[HCI_MAX_EIR_LENGTH]; +} __packed; + +#define MGMT_EV_REMOTE_NAME 0x0013 +struct mgmt_ev_remote_name { + bdaddr_t bdaddr; + __u8 name[MGMT_MAX_NAME_LENGTH]; +} __packed; + +#define MGMT_EV_DISCOVERING 0x0014 diff --git a/include/net/bluetooth/rfcomm.h b/include/net/bluetooth/rfcomm.h index 71047bc0af84..6eac4a760c3b 100644 --- a/include/net/bluetooth/rfcomm.h +++ b/include/net/bluetooth/rfcomm.h @@ -1,5 +1,5 @@ -/* - RFCOMM implementation for Linux Bluetooth stack (BlueZ). +/* + RFCOMM implementation for Linux Bluetooth stack (BlueZ) Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com> Copyright (C) 2002 Marcel Holtmann <marcel@holtmann.org> @@ -11,13 +11,13 @@ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY - CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES - WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, - COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS + ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, + COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED. */ @@ -105,7 +105,7 @@ struct rfcomm_hdr { u8 addr; u8 ctrl; - u8 len; // Actual size can be 2 bytes + u8 len; /* Actual size can be 2 bytes */ } __packed; struct rfcomm_cmd { @@ -228,7 +228,7 @@ struct rfcomm_dlc { /* ---- RFCOMM SEND RPN ---- */ int rfcomm_send_rpn(struct rfcomm_session *s, int cr, u8 dlci, u8 bit_rate, u8 data_bits, u8 stop_bits, - u8 parity, u8 flow_ctrl_settings, + u8 parity, u8 flow_ctrl_settings, u8 xon_char, u8 xoff_char, u16 param_mask); /* ---- RFCOMM DLCs (channels) ---- */ diff --git a/include/net/bluetooth/sco.h b/include/net/bluetooth/sco.h index e28a2a771471..1e35c43657c8 100644 --- a/include/net/bluetooth/sco.h +++ b/include/net/bluetooth/sco.h @@ -1,4 +1,4 @@ -/* +/* BlueZ - Bluetooth protocol stack for Linux Copyright (C) 2000-2001 Qualcomm Incorporated @@ -12,13 +12,13 @@ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY - CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES - WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN - ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, - COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS + ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, + COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED. */ @@ -55,11 +55,11 @@ struct sco_conninfo { struct sco_conn { struct hci_conn *hcon; - bdaddr_t *dst; - bdaddr_t *src; - + bdaddr_t *dst; + bdaddr_t *src; + spinlock_t lock; - struct sock *sk; + struct sock *sk; unsigned int mtu; }; diff --git a/include/net/bluetooth/smp.h b/include/net/bluetooth/smp.h new file mode 100644 index 000000000000..8f2edbf979dc --- /dev/null +++ b/include/net/bluetooth/smp.h @@ -0,0 +1,76 @@ +#ifndef __SMP_H +#define __SMP_H + +struct smp_command_hdr { + __u8 code; +} __packed; + +#define SMP_CMD_PAIRING_REQ 0x01 +#define SMP_CMD_PAIRING_RSP 0x02 +struct smp_cmd_pairing { + __u8 io_capability; + __u8 oob_flag; + __u8 auth_req; + __u8 max_key_size; + __u8 init_key_dist; + __u8 resp_key_dist; +} __packed; + +#define SMP_CMD_PAIRING_CONFIRM 0x03 +struct smp_cmd_pairing_confirm { + __u8 confirm_val[16]; +} __packed; + +#define SMP_CMD_PAIRING_RANDOM 0x04 +struct smp_cmd_pairing_random { + __u8 rand_val[16]; +} __packed; + +#define SMP_CMD_PAIRING_FAIL 0x05 +struct smp_cmd_pairing_fail { + __u8 reason; +} __packed; + +#define SMP_CMD_ENCRYPT_INFO 0x06 +struct smp_cmd_encrypt_info { + __u8 ltk[16]; +} __packed; + +#define SMP_CMD_MASTER_IDENT 0x07 +struct smp_cmd_master_ident { + __u16 ediv; + __u8 rand[8]; +} __packed; + +#define SMP_CMD_IDENT_INFO 0x08 +struct smp_cmd_ident_info { + __u8 irk[16]; +} __packed; + +#define SMP_CMD_IDENT_ADDR_INFO 0x09 +struct smp_cmd_ident_addr_info { + __u8 addr_type; + bdaddr_t bdaddr; +} __packed; + +#define SMP_CMD_SIGN_INFO 0x0a +struct smp_cmd_sign_info { + __u8 csrk[16]; +} __packed; + +#define SMP_CMD_SECURITY_REQ 0x0b +struct smp_cmd_security_req { + __u8 auth_req; +} __packed; + +#define SMP_PASSKEY_ENTRY_FAILED 0x01 +#define SMP_OOB_NOT_AVAIL 0x02 +#define SMP_AUTH_REQUIREMENTS 0x03 +#define SMP_CONFIRM_FAILED 0x04 +#define SMP_PAIRING_NOTSUPP 0x05 +#define SMP_ENC_KEY_SIZE 0x06 +#define SMP_CMD_NOTSUPP 0x07 +#define SMP_UNSPECIFIED 0x08 +#define SMP_REPEATED_ATTEMPTS 0x09 + +#endif /* __SMP_H */ diff --git a/include/net/caif/caif_dev.h b/include/net/caif/caif_dev.h index 6da573c75d54..c011281d92c0 100644 --- a/include/net/caif/caif_dev.h +++ b/include/net/caif/caif_dev.h @@ -11,6 +11,7 @@ #include <net/caif/cfcnfg.h> #include <linux/caif/caif_socket.h> #include <linux/if.h> +#include <linux/net.h> /** * struct caif_param - CAIF parameters. @@ -28,7 +29,7 @@ struct caif_param { * @sockaddr: Socket address to connect. * @priority: Priority of the connection. * @link_selector: Link selector (high bandwidth or low latency) - * @link_name: Name of the CAIF Link Layer to use. + * @ifindex: kernel index of the interface. * @param: Connect Request parameters (CAIF_SO_REQ_PARAM). * * This struct is used when connecting a CAIF channel. @@ -39,7 +40,7 @@ struct caif_connect_request { struct sockaddr_caif sockaddr; enum caif_channel_priority priority; enum caif_link_selector link_selector; - char link_name[16]; + int ifindex; struct caif_param param; }; @@ -62,46 +63,45 @@ struct caif_connect_request { * E.g. CAIF Socket will call this function for each socket it connects * and have one client_layer instance for each socket. */ -int caif_connect_client(struct caif_connect_request *conn_req, +int caif_connect_client(struct net *net, + struct caif_connect_request *conn_req, struct cflayer *client_layer, int *ifindex, int *headroom, int *tailroom); /** * caif_disconnect_client - Disconnects a client from the CAIF stack. * - * @client_layer: Client layer to be removed. + * @client_layer: Client layer to be disconnected. */ -int caif_disconnect_client(struct cflayer *client_layer); +int caif_disconnect_client(struct net *net, struct cflayer *client_layer); + /** - * caif_release_client - Release adaptation layer reference to client. + * caif_client_register_refcnt - register ref-count functions provided by client. * - * @client_layer: Client layer. + * @adapt_layer: Client layer using CAIF Stack. + * @hold: Function provided by client layer increasing ref-count + * @put: Function provided by client layer decreasing ref-count * - * Releases a client/adaptation layer use of the caif stack. - * This function must be used after caif_disconnect_client to - * decrease the reference count of the service layer. - */ -void caif_release_client(struct cflayer *client_layer); - -/** - * connect_req_to_link_param - Translate configuration parameters - * from socket format to internal format. - * @cnfg: Pointer to configuration handler - * @con_req: Configuration parameters supplied in function - * caif_connect_client - * @channel_setup_param: Parameters supplied to the CAIF Core stack for - * setting up channels. + * Client of the CAIF Stack must register functions for reference counting. + * These functions are called by the CAIF Stack for every upstream packet, + * and must therefore be implemented efficiently. * + * Client should call caif_free_client when reference count degrease to zero. */ -int connect_req_to_link_param(struct cfcnfg *cnfg, - struct caif_connect_request *con_req, - struct cfctrl_link_param *channel_setup_param); +void caif_client_register_refcnt(struct cflayer *adapt_layer, + void (*hold)(struct cflayer *lyr), + void (*put)(struct cflayer *lyr)); /** - * get_caif_conf() - Get the configuration handler. + * caif_free_client - Free memory used to manage the client in the CAIF Stack. + * + * @client_layer: Client layer to be removed. + * + * This function must be called from client layer in order to free memory. + * Caller must guarantee that no packets are in flight upstream when calling + * this function. */ -struct cfcnfg *get_caif_conf(void); - +void caif_free_client(struct cflayer *adap_layer); #endif /* CAIF_DEV_H_ */ diff --git a/include/net/caif/caif_shm.h b/include/net/caif/caif_shm.h new file mode 100644 index 000000000000..5bcce55438cf --- /dev/null +++ b/include/net/caif/caif_shm.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) ST-Ericsson AB 2010 + * Contact: Sjur Brendeland / sjur.brandeland@stericsson.com + * Author: Amarnath Revanna / amarnath.bangalore.revanna@stericsson.com + * License terms: GNU General Public License (GPL) version 2 + */ + +#ifndef CAIF_SHM_H_ +#define CAIF_SHM_H_ + +struct shmdev_layer { + u32 shm_base_addr; + u32 shm_total_sz; + u32 shm_id; + u32 shm_loopback; + void *hmbx; + int (*pshmdev_mbxsend) (u32 shm_id, u32 mbx_msg); + int (*pshmdev_mbxsetup) (void *pshmdrv_cb, + struct shmdev_layer *pshm_dev, void *pshm_drv); + struct net_device *pshm_netdev; +}; + +extern int caif_shmcore_probe(struct shmdev_layer *pshm_dev); +extern void caif_shmcore_remove(struct net_device *pshm_netdev); + +#endif diff --git a/include/net/caif/caif_spi.h b/include/net/caif/caif_spi.h index ce4570dff020..87c3d11b8e55 100644 --- a/include/net/caif/caif_spi.h +++ b/include/net/caif/caif_spi.h @@ -121,6 +121,8 @@ struct cfspi { wait_queue_head_t wait; spinlock_t lock; bool flow_stop; + bool slave; + bool slave_talked; #ifdef CONFIG_DEBUG_FS enum cfspi_state dbg_state; u16 pcmd; diff --git a/include/net/caif/cfcnfg.h b/include/net/caif/cfcnfg.h index bd646faffa47..3e93a4a4b677 100644 --- a/include/net/caif/cfcnfg.h +++ b/include/net/caif/cfcnfg.h @@ -46,6 +46,12 @@ enum cfcnfg_phy_preference { }; /** + * cfcnfg_create() - Get the CAIF configuration object given network. + * @net: Network for the CAIF configuration object. + */ +struct cfcnfg *get_cfcnfg(struct net *net); + +/** * cfcnfg_create() - Create the CAIF configuration object. */ struct cfcnfg *cfcnfg_create(void); @@ -65,8 +71,6 @@ void cfcnfg_remove(struct cfcnfg *cfg); * @dev: Pointer to link layer device * @phy_layer: Specify the physical layer. The transmit function * MUST be set in the structure. - * @phyid: The assigned physical ID for this layer, used in - * cfcnfg_add_adapt_layer to specify PHY for the link. * @pref: The phy (link layer) preference. * @fcs: Specify if checksum is used in CAIF Framing Layer. * @stx: Specify if Start Of Frame eXtention is used. @@ -75,7 +79,7 @@ void cfcnfg_remove(struct cfcnfg *cfg); void cfcnfg_add_phy_layer(struct cfcnfg *cnfg, enum cfcnfg_phy_type phy_type, struct net_device *dev, struct cflayer *phy_layer, - u16 *phyid, enum cfcnfg_phy_preference pref, + enum cfcnfg_phy_preference pref, bool fcs, bool stx); /** @@ -88,61 +92,12 @@ cfcnfg_add_phy_layer(struct cfcnfg *cnfg, enum cfcnfg_phy_type phy_type, int cfcnfg_del_phy_layer(struct cfcnfg *cnfg, struct cflayer *phy_layer); /** - * cfcnfg_disconn_adapt_layer - Disconnects an adaptation layer. - * - * @cnfg: Pointer to a CAIF configuration object, created by - * cfcnfg_create(). - * @adap_layer: Adaptation layer to be removed. - */ -int cfcnfg_disconn_adapt_layer(struct cfcnfg *cnfg, - struct cflayer *adap_layer); - -/** - * cfcnfg_release_adap_layer - Used by client to release the adaptation layer. - * - * @adap_layer: Adaptation layer. - */ -void cfcnfg_release_adap_layer(struct cflayer *adap_layer); - -/** - * cfcnfg_add_adaptation_layer - Add an adaptation layer to the CAIF stack. - * - * The adaptation Layer is where the interface to application or higher-level - * driver functionality is implemented. - * - * @cnfg: Pointer to a CAIF configuration object, created by - * cfcnfg_create(). - * @param: Link setup parameters. - * @adap_layer: Specify the adaptation layer; the receive and - * flow-control functions MUST be set in the structure. - * @ifindex: Link layer interface index used for this connection. - * @proto_head: Protocol head-space needed by CAIF protocol, - * excluding link layer. - * @proto_tail: Protocol tail-space needed by CAIF protocol, - * excluding link layer. - */ -int cfcnfg_add_adaptation_layer(struct cfcnfg *cnfg, - struct cfctrl_link_param *param, - struct cflayer *adap_layer, - int *ifindex, - int *proto_head, - int *proto_tail); - -/** - * cfcnfg_get_phyid() - Get physical ID, given type. - * Returns one of the physical interfaces matching the given type. - * Zero if no match is found. - * @cnfg: Configuration object - * @phy_pref: Caif Link Layer preference - */ -struct dev_info *cfcnfg_get_phyid(struct cfcnfg *cnfg, - enum cfcnfg_phy_preference phy_pref); - -/** - * cfcnfg_get_named() - Get the Physical Identifier of CAIF Link Layer + * cfcnfg_set_phy_state() - Set the state of the physical interface device. * @cnfg: Configuration object - * @name: Name of the Physical Layer (Caif Link Layer) + * @phy_layer: Physical Layer representation + * @up: State of device */ -int cfcnfg_get_named(struct cfcnfg *cnfg, char *name); +int cfcnfg_set_phy_state(struct cfcnfg *cnfg, struct cflayer *phy_layer, + bool up); #endif /* CFCNFG_H_ */ diff --git a/include/net/caif/cfctrl.h b/include/net/caif/cfctrl.h index 9402543fc20d..9e5425b4a1d7 100644 --- a/include/net/caif/cfctrl.h +++ b/include/net/caif/cfctrl.h @@ -51,7 +51,7 @@ struct cfctrl_rsp { void (*restart_rsp)(void); void (*radioset_rsp)(void); void (*reject_rsp)(struct cflayer *layer, u8 linkid, - struct cflayer *client_layer);; + struct cflayer *client_layer); }; /* Link Setup Parameters for CAIF-Links. */ @@ -121,19 +121,10 @@ int cfctrl_linkup_request(struct cflayer *cfctrl, struct cflayer *user_layer); int cfctrl_linkdown_req(struct cflayer *cfctrl, u8 linkid, struct cflayer *client); -void cfctrl_sleep_req(struct cflayer *cfctrl); -void cfctrl_wake_req(struct cflayer *cfctrl); -void cfctrl_getstartreason_req(struct cflayer *cfctrl); + struct cflayer *cfctrl_create(void); -void cfctrl_set_dnlayer(struct cflayer *this, struct cflayer *dn); -void cfctrl_set_uplayer(struct cflayer *this, struct cflayer *up); struct cfctrl_rsp *cfctrl_get_respfuncs(struct cflayer *layer); -bool cfctrl_req_eq(struct cfctrl_request_info *r1, - struct cfctrl_request_info *r2); -void cfctrl_insert_req(struct cfctrl *ctrl, - struct cfctrl_request_info *req); -struct cfctrl_request_info *cfctrl_remove_req(struct cfctrl *ctrl, - struct cfctrl_request_info *req); -void cfctrl_cancel_req(struct cflayer *layr, struct cflayer *adap_layer); +int cfctrl_cancel_req(struct cflayer *layr, struct cflayer *adap_layer); +void cfctrl_remove(struct cflayer *layr); #endif /* CFCTRL_H_ */ diff --git a/include/net/caif/cffrml.h b/include/net/caif/cffrml.h index 3f14d2e1ce61..afac1a48cce7 100644 --- a/include/net/caif/cffrml.h +++ b/include/net/caif/cffrml.h @@ -7,10 +7,15 @@ #ifndef CFFRML_H_ #define CFFRML_H_ #include <net/caif/caif_layer.h> +#include <linux/netdevice.h> struct cffrml; -struct cflayer *cffrml_create(u16 phyid, bool DoFCS); +struct cflayer *cffrml_create(u16 phyid, bool use_fcs); +void cffrml_free(struct cflayer *layr); void cffrml_set_uplayer(struct cflayer *this, struct cflayer *up); void cffrml_set_dnlayer(struct cflayer *this, struct cflayer *dn); +void cffrml_put(struct cflayer *layr); +void cffrml_hold(struct cflayer *layr); +int cffrml_refcnt_read(struct cflayer *layr); #endif /* CFFRML_H_ */ diff --git a/include/net/caif/cfmuxl.h b/include/net/caif/cfmuxl.h index 4e1b4f33423e..5847a196b8ad 100644 --- a/include/net/caif/cfmuxl.h +++ b/include/net/caif/cfmuxl.h @@ -16,7 +16,5 @@ int cfmuxl_set_uplayer(struct cflayer *layr, struct cflayer *up, u8 linkid); struct cflayer *cfmuxl_remove_dnlayer(struct cflayer *layr, u8 phyid); int cfmuxl_set_dnlayer(struct cflayer *layr, struct cflayer *up, u8 phyid); struct cflayer *cfmuxl_remove_uplayer(struct cflayer *layr, u8 linkid); -bool cfmuxl_is_phy_inuse(struct cflayer *layr, u8 phyid); -u8 cfmuxl_get_phyid(struct cflayer *layr, u8 channel_id); #endif /* CFMUXL_H_ */ diff --git a/include/net/caif/cfpkt.h b/include/net/caif/cfpkt.h index fbc681beff52..6bd200a4754a 100644 --- a/include/net/caif/cfpkt.h +++ b/include/net/caif/cfpkt.h @@ -16,12 +16,6 @@ struct cfpkt; */ struct cfpkt *cfpkt_create(u16 len); -/* Create a CAIF packet. - * data Data to copy. - * len Length of packet to be created - * @return New packet. - */ -struct cfpkt *cfpkt_create_uplink(const unsigned char *data, unsigned int len); /* * Destroy a CAIF Packet. * pkt Packet to be destoyed. @@ -181,22 +175,6 @@ u16 cfpkt_iterate(struct cfpkt *pkt, u16 (*iter_func)(u16 chks, void *buf, u16 len), u16 data); -/* Append by giving user access to packet buffer - * cfpkt Packet to append to - * buf Buffer inside pkt that user shall copy data into - * buflen Length of buffer and number of bytes added to packet - * @return 0 on error, 1 on success - */ -int cfpkt_raw_append(struct cfpkt *cfpkt, void **buf, unsigned int buflen); - -/* Extract by giving user access to packet buffer - * cfpkt Packet to extract from - * buf Buffer inside pkt that user shall copy data from - * buflen Length of buffer and number of bytes removed from packet - * @return 0 on error, 1 on success - */ -int cfpkt_raw_extract(struct cfpkt *cfpkt, void **buf, unsigned int buflen); - /* Map from a "native" packet (e.g. Linux Socket Buffer) to a CAIF packet. * dir - Direction indicating whether this packet is to be sent or received. * nativepkt - The native packet to be transformed to a CAIF packet @@ -210,59 +188,6 @@ struct cfpkt *cfpkt_fromnative(enum caif_direction dir, void *nativepkt); */ void *cfpkt_tonative(struct cfpkt *pkt); -/* - * Insert a packet in the packet queue. - * pktq Packet queue to insert into - * pkt Packet to be inserted in queue - * prio Priority of packet - */ -void cfpkt_queue(struct cfpktq *pktq, struct cfpkt *pkt, - unsigned short prio); - -/* - * Remove a packet from the packet queue. - * pktq Packet queue to fetch packets from. - * @return Dequeued packet. - */ -struct cfpkt *cfpkt_dequeue(struct cfpktq *pktq); - -/* - * Peek into a packet from the packet queue. - * pktq Packet queue to fetch packets from. - * @return Peeked packet. - */ -struct cfpkt *cfpkt_qpeek(struct cfpktq *pktq); - -/* - * Initiates the packet queue. - * @return Pointer to new packet queue. - */ -struct cfpktq *cfpktq_create(void); - -/* - * Get the number of packets in the queue. - * pktq Packet queue to fetch count from. - * @return Number of packets in queue. - */ -int cfpkt_qcount(struct cfpktq *pktq); - -/* - * Put content of packet into buffer for debuging purposes. - * pkt Packet to copy data from - * buf Buffer to copy data into - * buflen Length of data to copy - * @return Pointer to copied data - */ -char *cfpkt_log_pkt(struct cfpkt *pkt, char *buf, int buflen); - -/* - * Clones a packet and releases the original packet. - * This is used for taking ownership of a packet e.g queueing. - * pkt Packet to clone and release. - * @return Cloned packet. - */ -struct cfpkt *cfpkt_clone_release(struct cfpkt *pkt); - /* * Returns packet information for a packet. @@ -270,5 +195,4 @@ struct cfpkt *cfpkt_clone_release(struct cfpkt *pkt); * @return Packet information */ struct caif_payload_info *cfpkt_info(struct cfpkt *pkt); -/*! @} */ #endif /* CFPKT_H_ */ diff --git a/include/net/caif/cfsrvl.h b/include/net/caif/cfsrvl.h index b1fa87ee0992..0f5905241843 100644 --- a/include/net/caif/cfsrvl.h +++ b/include/net/caif/cfsrvl.h @@ -10,6 +10,7 @@ #include <linux/stddef.h> #include <linux/types.h> #include <linux/kref.h> +#include <linux/rculist.h> struct cfsrvl { struct cflayer layer; @@ -17,12 +18,13 @@ struct cfsrvl { bool phy_flow_on; bool modem_flow_on; bool supports_flowctrl; - void (*release)(struct kref *); + void (*release)(struct cflayer *layer); struct dev_info dev_info; - struct kref ref; + void (*hold)(struct cflayer *lyr); + void (*put)(struct cflayer *lyr); + struct rcu_head rcu; }; -void cfsrvl_release(struct kref *kref); struct cflayer *cfvei_create(u8 linkid, struct dev_info *dev_info); struct cflayer *cfdgml_create(u8 linkid, struct dev_info *dev_info); struct cflayer *cfutill_create(u8 linkid, struct dev_info *dev_info); @@ -30,8 +32,12 @@ struct cflayer *cfvidl_create(u8 linkid, struct dev_info *dev_info); struct cflayer *cfrfml_create(u8 linkid, struct dev_info *dev_info, int mtu_size); struct cflayer *cfdbgl_create(u8 linkid, struct dev_info *dev_info); + +void cfsrvl_ctrlcmd(struct cflayer *layr, enum caif_ctrlcmd ctrl, + int phyid); + bool cfsrvl_phyid_match(struct cflayer *layer, int phyid); -void cfservl_destroy(struct cflayer *layer); + void cfsrvl_init(struct cfsrvl *service, u8 channel_id, struct dev_info *dev_info, @@ -41,23 +47,19 @@ u8 cfsrvl_getphyid(struct cflayer *layer); static inline void cfsrvl_get(struct cflayer *layr) { - struct cfsrvl *s; - if (layr == NULL) + struct cfsrvl *s = container_of(layr, struct cfsrvl, layer); + if (layr == NULL || layr->up == NULL || s->hold == NULL) return; - s = container_of(layr, struct cfsrvl, layer); - kref_get(&s->ref); + + s->hold(layr->up); } static inline void cfsrvl_put(struct cflayer *layr) { - struct cfsrvl *s; - if (layr == NULL) + struct cfsrvl *s = container_of(layr, struct cfsrvl, layer); + if (layr == NULL || layr->up == NULL || s->hold == NULL) return; - s = container_of(layr, struct cfsrvl, layer); - WARN_ON(!s->release); - if (s->release) - kref_put(&s->ref, s->release); + s->put(layr->up); } - #endif /* CFSRVL_H_ */ diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 2a7936d7851d..bfd6557946be 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -258,13 +258,9 @@ struct ieee80211_supported_band { /** * struct vif_params - describes virtual interface parameters - * @mesh_id: mesh ID to use - * @mesh_id_len: length of the mesh ID * @use_4addr: use 4-address frames */ struct vif_params { - u8 *mesh_id; - int mesh_id_len; int use_4addr; }; @@ -391,6 +387,7 @@ enum plink_actions { * @listen_interval: listen interval or -1 for no change * @aid: AID or zero for no change * @plink_action: plink action to take + * @plink_state: set the peer link state for a station * @ht_capa: HT capabilities of station */ struct station_parameters { @@ -401,6 +398,7 @@ struct station_parameters { u16 aid; u8 supported_rates_len; u8 plink_action; + u8 plink_state; struct ieee80211_ht_cap *ht_capa; }; @@ -417,13 +415,17 @@ struct station_parameters { * @STATION_INFO_PLID: @plid filled * @STATION_INFO_PLINK_STATE: @plink_state filled * @STATION_INFO_SIGNAL: @signal filled - * @STATION_INFO_TX_BITRATE: @tx_bitrate fields are filled + * @STATION_INFO_TX_BITRATE: @txrate fields are filled * (tx_bitrate, tx_bitrate_flags and tx_bitrate_mcs) * @STATION_INFO_RX_PACKETS: @rx_packets filled * @STATION_INFO_TX_PACKETS: @tx_packets filled * @STATION_INFO_TX_RETRIES: @tx_retries filled * @STATION_INFO_TX_FAILED: @tx_failed filled * @STATION_INFO_RX_DROP_MISC: @rx_dropped_misc filled + * @STATION_INFO_SIGNAL_AVG: @signal_avg filled + * @STATION_INFO_RX_BITRATE: @rxrate fields are filled + * @STATION_INFO_BSS_PARAM: @bss_param filled + * @STATION_INFO_CONNECTED_TIME: @connected_time filled */ enum station_info_flags { STATION_INFO_INACTIVE_TIME = 1<<0, @@ -439,6 +441,10 @@ enum station_info_flags { STATION_INFO_TX_RETRIES = 1<<10, STATION_INFO_TX_FAILED = 1<<11, STATION_INFO_RX_DROP_MISC = 1<<12, + STATION_INFO_SIGNAL_AVG = 1<<13, + STATION_INFO_RX_BITRATE = 1<<14, + STATION_INFO_BSS_PARAM = 1<<15, + STATION_INFO_CONNECTED_TIME = 1<<16 }; /** @@ -473,11 +479,43 @@ struct rate_info { }; /** + * enum station_info_rate_flags - bitrate info flags + * + * Used by the driver to indicate the specific rate transmission + * type for 802.11n transmissions. + * + * @BSS_PARAM_FLAGS_CTS_PROT: whether CTS protection is enabled + * @BSS_PARAM_FLAGS_SHORT_PREAMBLE: whether short preamble is enabled + * @BSS_PARAM_FLAGS_SHORT_SLOT_TIME: whether short slot time is enabled + */ +enum bss_param_flags { + BSS_PARAM_FLAGS_CTS_PROT = 1<<0, + BSS_PARAM_FLAGS_SHORT_PREAMBLE = 1<<1, + BSS_PARAM_FLAGS_SHORT_SLOT_TIME = 1<<2, +}; + +/** + * struct sta_bss_parameters - BSS parameters for the attached station + * + * Information about the currently associated BSS + * + * @flags: bitflag of flags from &enum bss_param_flags + * @dtim_period: DTIM period for the BSS + * @beacon_interval: beacon interval + */ +struct sta_bss_parameters { + u8 flags; + u8 dtim_period; + u16 beacon_interval; +}; + +/** * struct station_info - station information * * Station information filled by driver for get_station() and dump_station. * * @filled: bitflag of flags from &enum station_info_flags + * @connected_time: time(in secs) since a station is last connected * @inactive_time: time since last station activity (tx/rx) in milliseconds * @rx_bytes: bytes received from this station * @tx_bytes: bytes transmitted to this station @@ -485,7 +523,9 @@ struct rate_info { * @plid: mesh peer link id * @plink_state: mesh peer link state * @signal: signal strength of last received packet in dBm - * @txrate: current unicast bitrate to this station + * @signal_avg: signal strength average in dBm + * @txrate: current unicast bitrate from this station + * @rxrate: current unicast bitrate to this station * @rx_packets: packets received from this station * @tx_packets: packets transmitted to this station * @tx_retries: cumulative retry counts @@ -498,6 +538,7 @@ struct rate_info { */ struct station_info { u32 filled; + u32 connected_time; u32 inactive_time; u32 rx_bytes; u32 tx_bytes; @@ -505,12 +546,15 @@ struct station_info { u16 plid; u8 plink_state; s8 signal; + s8 signal_avg; struct rate_info txrate; + struct rate_info rxrate; u32 rx_packets; u32 tx_packets; u32 tx_retries; u32 tx_failed; u32 rx_dropped_misc; + struct sta_bss_parameters bss_param; int generation; }; @@ -605,6 +649,8 @@ struct mpath_info { * (or NULL for no change) * @basic_rates_len: number of basic rates * @ap_isolate: do not forward packets between connected stations + * @ht_opmode: HT Operation mode + * (u16 = opmode, -1 = do not change) */ struct bss_parameters { int use_cts_prot; @@ -613,8 +659,14 @@ struct bss_parameters { u8 *basic_rates; u8 basic_rates_len; int ap_isolate; + int ht_opmode; }; +/* + * struct mesh_config - 802.11s mesh configuration + * + * These parameters can be changed while the mesh is active. + */ struct mesh_config { /* Timeouts in ms */ /* Mesh plink management parameters */ @@ -624,6 +676,8 @@ struct mesh_config { u16 dot11MeshMaxPeerLinks; u8 dot11MeshMaxRetries; u8 dot11MeshTTL; + /* ttl used in path selection information elements */ + u8 element_ttl; bool auto_open_plinks; /* HWMP parameters */ u8 dot11MeshHWMPmaxPREQretries; @@ -636,6 +690,30 @@ struct mesh_config { }; /** + * struct mesh_setup - 802.11s mesh setup configuration + * @mesh_id: the mesh ID + * @mesh_id_len: length of the mesh ID, at least 1 and at most 32 bytes + * @path_sel_proto: which path selection protocol to use + * @path_metric: which metric to use + * @ie: vendor information elements (optional) + * @ie_len: length of vendor information elements + * @is_authenticated: this mesh requires authentication + * @is_secure: this mesh uses security + * + * These parameters are fixed when the mesh is created. + */ +struct mesh_setup { + const u8 *mesh_id; + u8 mesh_id_len; + u8 path_sel_proto; + u8 path_metric; + const u8 *ie; + u8 ie_len; + bool is_authenticated; + bool is_secure; +}; + +/** * struct ieee80211_txq_params - TX queue parameters * @queue: TX queue identifier (NL80211_TXQ_Q_*) * @txop: Maximum burst time in units of 32 usecs, 0 meaning disabled @@ -719,6 +797,35 @@ struct cfg80211_scan_request { }; /** + * struct cfg80211_sched_scan_request - scheduled scan request description + * + * @ssids: SSIDs to scan for (passed in the probe_reqs in active scans) + * @n_ssids: number of SSIDs + * @n_channels: total number of channels to scan + * @interval: interval between each scheduled scan cycle + * @ie: optional information element(s) to add into Probe Request or %NULL + * @ie_len: length of ie in octets + * @wiphy: the wiphy this was for + * @dev: the interface + * @channels: channels to scan + */ +struct cfg80211_sched_scan_request { + struct cfg80211_ssid *ssids; + int n_ssids; + u32 n_channels; + u32 interval; + const u8 *ie; + size_t ie_len; + + /* internal */ + struct wiphy *wiphy; + struct net_device *dev; + + /* keep last */ + struct ieee80211_channel *channels[0]; +}; + +/** * enum cfg80211_signal_type - signal type * * @CFG80211_SIGNAL_TYPE_NONE: no signal strength information available @@ -923,6 +1030,7 @@ struct cfg80211_disassoc_request { * @privacy: this is a protected network, keys will be configured * after joining * @basic_rates: bitmap of basic rates to use when creating the IBSS + * @mcast_rate: per-band multicast rate index + 1 (0: disabled) */ struct cfg80211_ibss_params { u8 *ssid; @@ -934,6 +1042,7 @@ struct cfg80211_ibss_params { u32 basic_rates; bool channel_fixed; bool privacy; + int mcast_rate[IEEE80211_NUM_BANDS]; }; /** @@ -1012,6 +1121,38 @@ struct cfg80211_pmksa { }; /** + * struct cfg80211_wowlan_trig_pkt_pattern - packet pattern + * @mask: bitmask where to match pattern and where to ignore bytes, + * one bit per byte, in same format as nl80211 + * @pattern: bytes to match where bitmask is 1 + * @pattern_len: length of pattern (in bytes) + * + * Internal note: @mask and @pattern are allocated in one chunk of + * memory, free @mask only! + */ +struct cfg80211_wowlan_trig_pkt_pattern { + u8 *mask, *pattern; + int pattern_len; +}; + +/** + * struct cfg80211_wowlan - Wake on Wireless-LAN support info + * + * This structure defines the enabled WoWLAN triggers for the device. + * @any: wake up on any activity -- special trigger if device continues + * operating as normal during suspend + * @disconnect: wake up if getting disconnected + * @magic_pkt: wake up on receiving magic packet + * @patterns: wake up on receiving packet matching a pattern + * @n_patterns: number of patterns + */ +struct cfg80211_wowlan { + bool any, disconnect, magic_pkt; + struct cfg80211_wowlan_trig_pkt_pattern *patterns; + int n_patterns; +}; + +/** * struct cfg80211_ops - backend description for wireless configuration * * This struct is registered by fullmac card drivers and/or wireless stacks @@ -1024,12 +1165,15 @@ struct cfg80211_pmksa { * wireless extensions but this is subject to reevaluation as soon as this * code is used more widely and we have a first user without wext. * - * @suspend: wiphy device needs to be suspended + * @suspend: wiphy device needs to be suspended. The variable @wow will + * be %NULL or contain the enabled Wake-on-Wireless triggers that are + * configured for the device. * @resume: wiphy device needs to be resumed * * @add_virtual_intf: create a new virtual interface with the given name, * must set the struct wireless_dev's iftype. Beware: You must create - * the new netdev in the wiphy's network namespace! + * the new netdev in the wiphy's network namespace! Returns the netdev, + * or an ERR_PTR. * * @del_virtual_intf: remove the virtual interface determined by ifindex. * @@ -1070,10 +1214,12 @@ struct cfg80211_pmksa { * @change_mpath: change a given mesh path * @get_mpath: get a mesh path for the given parameters * @dump_mpath: dump mesh path callback -- resume dump at index @idx + * @join_mesh: join the mesh network with the specified parameters + * @leave_mesh: leave the current mesh network * - * @get_mesh_params: Put the current mesh parameters into *params + * @get_mesh_config: Get the current mesh configuration * - * @set_mesh_params: Set mesh parameters. + * @update_mesh_config: Update mesh parameters on a running mesh. * The mask is a bitfield which tells us which parameters to * set, and which to leave alone. * @@ -1132,7 +1278,9 @@ struct cfg80211_pmksa { * @cancel_remain_on_channel: Cancel an on-going remain-on-channel operation. * This allows the operation to be terminated prior to timeout based on * the duration value. - * @mgmt_tx: Transmit a management frame + * @mgmt_tx: Transmit a management frame. + * @mgmt_tx_cancel_wait: Cancel the wait time from transmitting a management + * frame on another channel * * @testmode_cmd: run a test mode command * @@ -1146,18 +1294,35 @@ struct cfg80211_pmksa { * @set_power_mgmt: Configure WLAN power management. A timeout value of -1 * allows the driver to adjust the dynamic ps timeout value. * @set_cqm_rssi_config: Configure connection quality monitor RSSI threshold. + * @sched_scan_start: Tell the driver to start a scheduled scan. + * @sched_scan_stop: Tell the driver to stop an ongoing scheduled + * scan. The driver_initiated flag specifies whether the driver + * itself has informed that the scan has stopped. * * @mgmt_frame_register: Notify driver that a management frame type was * registered. Note that this callback may not sleep, and cannot run * concurrently with itself. + * + * @set_antenna: Set antenna configuration (tx_ant, rx_ant) on the device. + * Parameters are bitmaps of allowed antennas to use for TX/RX. Drivers may + * reject TX/RX mask combinations they cannot support by returning -EINVAL + * (also see nl80211.h @NL80211_ATTR_WIPHY_ANTENNA_TX). + * + * @get_antenna: Get current antenna configuration from device (tx_ant, rx_ant). + * + * @set_ringparam: Set tx and rx ring sizes. + * + * @get_ringparam: Get tx and rx ring current and maximum sizes. */ struct cfg80211_ops { - int (*suspend)(struct wiphy *wiphy); + int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow); int (*resume)(struct wiphy *wiphy); - int (*add_virtual_intf)(struct wiphy *wiphy, char *name, - enum nl80211_iftype type, u32 *flags, - struct vif_params *params); + struct net_device * (*add_virtual_intf)(struct wiphy *wiphy, + char *name, + enum nl80211_iftype type, + u32 *flags, + struct vif_params *params); int (*del_virtual_intf)(struct wiphy *wiphy, struct net_device *dev); int (*change_virtual_intf)(struct wiphy *wiphy, struct net_device *dev, @@ -1175,7 +1340,7 @@ struct cfg80211_ops { u8 key_index, bool pairwise, const u8 *mac_addr); int (*set_default_key)(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index); + u8 key_index, bool unicast, bool multicast); int (*set_default_mgmt_key)(struct wiphy *wiphy, struct net_device *netdev, u8 key_index); @@ -1210,12 +1375,17 @@ struct cfg80211_ops { int (*dump_mpath)(struct wiphy *wiphy, struct net_device *dev, int idx, u8 *dst, u8 *next_hop, struct mpath_info *pinfo); - int (*get_mesh_params)(struct wiphy *wiphy, + int (*get_mesh_config)(struct wiphy *wiphy, struct net_device *dev, struct mesh_config *conf); - int (*set_mesh_params)(struct wiphy *wiphy, - struct net_device *dev, - const struct mesh_config *nconf, u32 mask); + int (*update_mesh_config)(struct wiphy *wiphy, + struct net_device *dev, u32 mask, + const struct mesh_config *nconf); + int (*join_mesh)(struct wiphy *wiphy, struct net_device *dev, + const struct mesh_config *conf, + const struct mesh_setup *setup); + int (*leave_mesh)(struct wiphy *wiphy, struct net_device *dev); + int (*change_bss)(struct wiphy *wiphy, struct net_device *dev, struct bss_parameters *params); @@ -1289,10 +1459,13 @@ struct cfg80211_ops { u64 cookie); int (*mgmt_tx)(struct wiphy *wiphy, struct net_device *dev, - struct ieee80211_channel *chan, + struct ieee80211_channel *chan, bool offchan, enum nl80211_channel_type channel_type, - bool channel_type_valid, + bool channel_type_valid, unsigned int wait, const u8 *buf, size_t len, u64 *cookie); + int (*mgmt_tx_cancel_wait)(struct wiphy *wiphy, + struct net_device *dev, + u64 cookie); int (*set_power_mgmt)(struct wiphy *wiphy, struct net_device *dev, bool enabled, int timeout); @@ -1304,6 +1477,18 @@ struct cfg80211_ops { void (*mgmt_frame_register)(struct wiphy *wiphy, struct net_device *dev, u16 frame_type, bool reg); + + int (*set_antenna)(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant); + int (*get_antenna)(struct wiphy *wiphy, u32 *tx_ant, u32 *rx_ant); + + int (*set_ringparam)(struct wiphy *wiphy, u32 tx, u32 rx); + void (*get_ringparam)(struct wiphy *wiphy, + u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max); + + int (*sched_scan_start)(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_sched_scan_request *request); + int (*sched_scan_stop)(struct wiphy *wiphy, struct net_device *dev); }; /* @@ -1321,19 +1506,24 @@ struct cfg80211_ops { * initiator is %REGDOM_SET_BY_CORE). * @WIPHY_FLAG_STRICT_REGULATORY: tells us the driver for this device will * ignore regulatory domain settings until it gets its own regulatory - * domain via its regulatory_hint(). After its gets its own regulatory - * domain it will only allow further regulatory domain settings to - * further enhance compliance. For example if channel 13 and 14 are - * disabled by this regulatory domain no user regulatory domain can - * enable these channels at a later time. This can be used for devices - * which do not have calibration information gauranteed for frequencies - * or settings outside of its regulatory domain. + * domain via its regulatory_hint() unless the regulatory hint is + * from a country IE. After its gets its own regulatory domain it will + * only allow further regulatory domain settings to further enhance + * compliance. For example if channel 13 and 14 are disabled by this + * regulatory domain no user regulatory domain can enable these channels + * at a later time. This can be used for devices which do not have + * calibration information guaranteed for frequencies or settings + * outside of its regulatory domain. * @WIPHY_FLAG_DISABLE_BEACON_HINTS: enable this if your driver needs to ensure * that passive scan flags and beaconing flags may not be lifted by * cfg80211 due to regulatory beacon hints. For more information on beacon * hints read the documenation for regulatory_hint_found_beacon() * @WIPHY_FLAG_NETNS_OK: if not set, do not allow changing the netns of this * wiphy at all + * @WIPHY_FLAG_ENFORCE_COMBINATIONS: Set this flag to enforce interface + * combinations for this device. This flag is used for backward + * compatibility only until all drivers advertise combinations and + * they will always be enforced. * @WIPHY_FLAG_PS_ON_BY_DEFAULT: if set to true, powersave will be enabled * by default -- this flag will be set depending on the kernel's default * on wiphy_new(), but can be changed by the driver if it has a good @@ -1345,6 +1535,9 @@ struct cfg80211_ops { * control port protocol ethertype. The device also honours the * control_port_no_encrypt flag. * @WIPHY_FLAG_IBSS_RSN: The device supports IBSS RSN. + * @WIPHY_FLAG_MESH_AUTH: The device supports mesh authentication by routing + * auth frames to userspace. See @NL80211_MESH_SETUP_USERSPACE_AUTH. + * @WIPHY_FLAG_SCHED_SCAN: The device supports scheduled scans. */ enum wiphy_flags { WIPHY_FLAG_CUSTOM_REGULATORY = BIT(0), @@ -1355,7 +1548,84 @@ enum wiphy_flags { WIPHY_FLAG_4ADDR_AP = BIT(5), WIPHY_FLAG_4ADDR_STATION = BIT(6), WIPHY_FLAG_CONTROL_PORT_PROTOCOL = BIT(7), - WIPHY_FLAG_IBSS_RSN = BIT(7), + WIPHY_FLAG_IBSS_RSN = BIT(8), + WIPHY_FLAG_MESH_AUTH = BIT(10), + WIPHY_FLAG_SUPPORTS_SCHED_SCAN = BIT(11), + WIPHY_FLAG_ENFORCE_COMBINATIONS = BIT(12), +}; + +/** + * struct ieee80211_iface_limit - limit on certain interface types + * @max: maximum number of interfaces of these types + * @types: interface types (bits) + */ +struct ieee80211_iface_limit { + u16 max; + u16 types; +}; + +/** + * struct ieee80211_iface_combination - possible interface combination + * @limits: limits for the given interface types + * @n_limits: number of limitations + * @num_different_channels: can use up to this many different channels + * @max_interfaces: maximum number of interfaces in total allowed in this + * group + * @beacon_int_infra_match: In this combination, the beacon intervals + * between infrastructure and AP types must match. This is required + * only in special cases. + * + * These examples can be expressed as follows: + * + * Allow #STA <= 1, #AP <= 1, matching BI, channels = 1, 2 total: + * + * struct ieee80211_iface_limit limits1[] = { + * { .max = 1, .types = BIT(NL80211_IFTYPE_STATION), }, + * { .max = 1, .types = BIT(NL80211_IFTYPE_AP}, }, + * }; + * struct ieee80211_iface_combination combination1 = { + * .limits = limits1, + * .n_limits = ARRAY_SIZE(limits1), + * .max_interfaces = 2, + * .beacon_int_infra_match = true, + * }; + * + * + * Allow #{AP, P2P-GO} <= 8, channels = 1, 8 total: + * + * struct ieee80211_iface_limit limits2[] = { + * { .max = 8, .types = BIT(NL80211_IFTYPE_AP) | + * BIT(NL80211_IFTYPE_P2P_GO), }, + * }; + * struct ieee80211_iface_combination combination2 = { + * .limits = limits2, + * .n_limits = ARRAY_SIZE(limits2), + * .max_interfaces = 8, + * .num_different_channels = 1, + * }; + * + * + * Allow #STA <= 1, #{P2P-client,P2P-GO} <= 3 on two channels, 4 total. + * This allows for an infrastructure connection and three P2P connections. + * + * struct ieee80211_iface_limit limits3[] = { + * { .max = 1, .types = BIT(NL80211_IFTYPE_STATION), }, + * { .max = 3, .types = BIT(NL80211_IFTYPE_P2P_GO) | + * BIT(NL80211_IFTYPE_P2P_CLIENT), }, + * }; + * struct ieee80211_iface_combination combination3 = { + * .limits = limits3, + * .n_limits = ARRAY_SIZE(limits3), + * .max_interfaces = 4, + * .num_different_channels = 2, + * }; + */ +struct ieee80211_iface_combination { + const struct ieee80211_iface_limit *limits; + u32 num_different_channels; + u16 max_interfaces; + u8 n_limits; + bool beacon_int_infra_match; }; struct mac_address { @@ -1367,8 +1637,42 @@ struct ieee80211_txrx_stypes { }; /** + * enum wiphy_wowlan_support_flags - WoWLAN support flags + * @WIPHY_WOWLAN_ANY: supports wakeup for the special "any" + * trigger that keeps the device operating as-is and + * wakes up the host on any activity, for example a + * received packet that passed filtering; note that the + * packet should be preserved in that case + * @WIPHY_WOWLAN_MAGIC_PKT: supports wakeup on magic packet + * (see nl80211.h) + * @WIPHY_WOWLAN_DISCONNECT: supports wakeup on disconnect + */ +enum wiphy_wowlan_support_flags { + WIPHY_WOWLAN_ANY = BIT(0), + WIPHY_WOWLAN_MAGIC_PKT = BIT(1), + WIPHY_WOWLAN_DISCONNECT = BIT(2), +}; + +/** + * struct wiphy_wowlan_support - WoWLAN support data + * @flags: see &enum wiphy_wowlan_support_flags + * @n_patterns: number of supported wakeup patterns + * (see nl80211.h for the pattern definition) + * @pattern_max_len: maximum length of each pattern + * @pattern_min_len: minimum length of each pattern + */ +struct wiphy_wowlan_support { + u32 flags; + int n_patterns; + int pattern_max_len; + int pattern_min_len; +}; + +/** * struct wiphy - wireless hardware description - * @reg_notifier: the driver's regulatory notification callback + * @reg_notifier: the driver's regulatory notification callback, + * note that if your driver uses wiphy_apply_custom_regulatory() + * the reg_notifier's request can be passed as NULL * @regd: the driver's regulatory domain, if one was requested via * the regulatory_hint() API. This can be used by the driver * on the reg_notifier() if it chooses to ignore future @@ -1401,6 +1705,11 @@ struct ieee80211_txrx_stypes { * @priv: driver private data (sized according to wiphy_new() parameter) * @interface_modes: bitmask of interfaces types valid for this wiphy, * must be set by driver + * @iface_combinations: Valid interface combinations array, should not + * list single interface types. + * @n_iface_combinations: number of entries in @iface_combinations array. + * @software_iftypes: bitmask of software interface types, these are not + * subject to any restrictions since they are purely managed in SW. * @flags: wiphy flags, see &enum wiphy_flags * @bss_priv_size: each BSS struct has private data allocated with it, * this variable determines its size @@ -1420,6 +1729,19 @@ struct ieee80211_txrx_stypes { * @mgmt_stypes: bitmasks of frame subtypes that can be subscribed to or * transmitted through nl80211, points to an array indexed by interface * type + * + * @available_antennas_tx: bitmap of antennas which are available to be + * configured as TX antennas. Antenna configuration commands will be + * rejected unless this or @available_antennas_rx is set. + * + * @available_antennas_rx: bitmap of antennas which are available to be + * configured as RX antennas. Antenna configuration commands will be + * rejected unless this or @available_antennas_tx is set. + * + * @max_remain_on_channel_duration: Maximum time a remain-on-channel operation + * may request, if implemented. + * + * @wowlan: WoWLAN support information */ struct wiphy { /* assign these fields before you register the wiphy */ @@ -1432,6 +1754,10 @@ struct wiphy { const struct ieee80211_txrx_stypes *mgmt_stypes; + const struct ieee80211_iface_combination *iface_combinations; + int n_iface_combinations; + u16 software_iftypes; + u16 n_addresses; /* Supported interface modes, OR together BIT(NL80211_IFTYPE_...) */ @@ -1457,8 +1783,15 @@ struct wiphy { char fw_version[ETHTOOL_BUSINFO_LEN]; u32 hw_version; + struct wiphy_wowlan_support wowlan; + + u16 max_remain_on_channel_duration; + u8 max_num_pmkids; + u32 available_antennas_tx; + u32 available_antennas_rx; + /* If multiple wiphys are registered and you're handed e.g. * a regular netdev with assigned ieee80211_ptr, you won't * know whether it points to a wiphy your driver has registered @@ -1624,6 +1957,8 @@ struct cfg80211_cached_keys; * @bssid: (private) Used by the internal configuration code * @ssid: (private) Used by the internal configuration code * @ssid_len: (private) Used by the internal configuration code + * @mesh_id_len: (private) Used by the internal configuration code + * @mesh_id_up_len: (private) Used by the internal configuration code * @wext: (private) Used by the internal wireless extensions compat code * @use_4addr: indicates 4addr mode is used on this interface, must be * set by driver (if supported) on add_interface BEFORE registering the @@ -1633,6 +1968,8 @@ struct cfg80211_cached_keys; * @mgmt_registrations_lock: lock for the list * @mtx: mutex used to lock data in this struct * @cleanup_work: work struct used for cleanup that can't be done directly + * @beacon_interval: beacon interval used on this device for transmitting + * beacons, 0 when not valid */ struct wireless_dev { struct wiphy *wiphy; @@ -1653,7 +1990,7 @@ struct wireless_dev { /* currently used for IBSS and SME - might be rearranged later */ u8 ssid[IEEE80211_MAX_SSID_LEN]; - u8 ssid_len; + u8 ssid_len, mesh_id_len, mesh_id_up_len; enum { CFG80211_SME_IDLE, CFG80211_SME_CONNECTING, @@ -1673,6 +2010,8 @@ struct wireless_dev { bool ps; int ps_timeout; + int beacon_interval; + #ifdef CONFIG_CFG80211_WEXT /* wext data */ struct { @@ -1709,8 +2048,9 @@ static inline void *wdev_priv(struct wireless_dev *wdev) /** * ieee80211_channel_to_frequency - convert channel number to frequency * @chan: channel number + * @band: band, necessary due to channel number overlap */ -extern int ieee80211_channel_to_frequency(int chan); +extern int ieee80211_channel_to_frequency(int chan, enum ieee80211_band band); /** * ieee80211_frequency_to_channel - convert frequency to channel number @@ -1897,10 +2237,12 @@ int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr, * @addr: The device MAC address. * @iftype: The device interface type. * @extra_headroom: The hardware extra headroom for SKBs in the @list. + * @has_80211_header: Set it true if SKB is with IEEE 802.11 header. */ void ieee80211_amsdu_to_8023s(struct sk_buff *skb, struct sk_buff_head *list, const u8 *addr, enum nl80211_iftype iftype, - const unsigned int extra_headroom); + const unsigned int extra_headroom, + bool has_80211_header); /** * cfg80211_classify8021d - determine the 802.1p/1d tag for a data frame @@ -2120,6 +2462,24 @@ int cfg80211_wext_siwpmksa(struct net_device *dev, void cfg80211_scan_done(struct cfg80211_scan_request *request, bool aborted); /** + * cfg80211_sched_scan_results - notify that new scan results are available + * + * @wiphy: the wiphy which got scheduled scan results + */ +void cfg80211_sched_scan_results(struct wiphy *wiphy); + +/** + * cfg80211_sched_scan_stopped - notify that the scheduled scan has stopped + * + * @wiphy: the wiphy on which the scheduled scan stopped + * + * The driver can call this function to inform cfg80211 that the + * scheduled scan had to be stopped, for whatever reason. The driver + * is then called back via the sched_scan_stop operation when done. + */ +void cfg80211_sched_scan_stopped(struct wiphy *wiphy); + +/** * cfg80211_inform_bss_frame - inform cfg80211 of a received BSS frame * * @wiphy: the wiphy reporting the BSS @@ -2297,6 +2657,32 @@ void __cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len); /** + * cfg80211_send_unprot_deauth - notification of unprotected deauthentication + * @dev: network device + * @buf: deauthentication frame (header + body) + * @len: length of the frame data + * + * This function is called whenever a received Deauthentication frame has been + * dropped in station mode because of MFP being used but the Deauthentication + * frame was not protected. This function may sleep. + */ +void cfg80211_send_unprot_deauth(struct net_device *dev, const u8 *buf, + size_t len); + +/** + * cfg80211_send_unprot_disassoc - notification of unprotected disassociation + * @dev: network device + * @buf: disassociation frame (header + body) + * @len: length of the frame data + * + * This function is called whenever a received Disassociation frame has been + * dropped in station mode because of MFP being used but the Disassociation + * frame was not protected. This function may sleep. + */ +void cfg80211_send_unprot_disassoc(struct net_device *dev, const u8 *buf, + size_t len); + +/** * cfg80211_michael_mic_failure - notification of Michael MIC failure (TKIP) * @dev: network device * @addr: The source MAC address of the frame @@ -2330,6 +2716,22 @@ void cfg80211_michael_mic_failure(struct net_device *dev, const u8 *addr, void cfg80211_ibss_joined(struct net_device *dev, const u8 *bssid, gfp_t gfp); /** + * cfg80211_notify_new_candidate - notify cfg80211 of a new mesh peer candidate + * + * @dev: network device + * @macaddr: the MAC address of the new candidate + * @ie: information elements advertised by the peer candidate + * @ie_len: lenght of the information elements buffer + * @gfp: allocation flags + * + * This function notifies cfg80211 that the mesh peer candidate has been + * detected, most likely via a beacon or, less likely, via a probe response. + * cfg80211 then sends a notification to userspace. + */ +void cfg80211_notify_new_peer_candidate(struct net_device *dev, + const u8 *macaddr, const u8 *ie, u8 ie_len, gfp_t gfp); + +/** * DOC: RFkill integration * * RFkill integration in cfg80211 is almost invisible to drivers, @@ -2547,6 +2949,15 @@ void cfg80211_new_sta(struct net_device *dev, const u8 *mac_addr, struct station_info *sinfo, gfp_t gfp); /** + * cfg80211_del_sta - notify userspace about deletion of a station + * + * @dev: the netdev + * @mac_addr: the station's address + * @gfp: allocation flags + */ +void cfg80211_del_sta(struct net_device *dev, const u8 *mac_addr, gfp_t gfp); + +/** * cfg80211_rx_mgmt - notification of received, unprocessed management frame * @dev: network device * @freq: Frequency on which the frame was received in MHz @@ -2595,6 +3006,18 @@ void cfg80211_cqm_rssi_notify(struct net_device *dev, enum nl80211_cqm_rssi_threshold_event rssi_event, gfp_t gfp); +/** + * cfg80211_cqm_pktloss_notify - notify userspace about packetloss to peer + * @dev: network device + * @peer: peer's MAC address + * @num_packets: how many packets were lost -- should be a fixed threshold + * but probably no less than maybe 50, or maybe a throughput dependent + * threshold (to account for temporary interference) + * @gfp: context flags + */ +void cfg80211_cqm_pktloss_notify(struct net_device *dev, + const u8 *peer, u32 num_packets, gfp_t gfp); + /* Logging, debugging and troubleshooting/diagnostic helpers. */ /* wiphy_printk helpers, similar to dev_printk */ diff --git a/include/net/compat.h b/include/net/compat.h index 28d5428ec6a2..9ee75edcc295 100644 --- a/include/net/compat.h +++ b/include/net/compat.h @@ -43,6 +43,8 @@ extern int compat_sock_get_timestampns(struct sock *, struct timespec __user *); extern int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *); extern int verify_compat_iovec(struct msghdr *, struct iovec *, struct sockaddr *, int); extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsigned); +extern asmlinkage long compat_sys_sendmmsg(int, struct compat_mmsghdr __user *, + unsigned, unsigned); extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned); extern asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *, unsigned, unsigned, diff --git a/include/net/dcbevent.h b/include/net/dcbevent.h new file mode 100644 index 000000000000..bc1e7ef40171 --- /dev/null +++ b/include/net/dcbevent.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2010, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + * Author: John Fastabend <john.r.fastabend@intel.com> + */ + +#ifndef _DCB_EVENT_H +#define _DCB_EVENT_H + +enum dcbevent_notif_type { + DCB_APP_EVENT = 1, +}; + +extern int register_dcbevent_notifier(struct notifier_block *nb); +extern int unregister_dcbevent_notifier(struct notifier_block *nb); +extern int call_dcbevent_notifiers(unsigned long val, void *v); + +#endif diff --git a/include/net/dcbnl.h b/include/net/dcbnl.h index b36ac7e0914d..e5983c9053dc 100644 --- a/include/net/dcbnl.h +++ b/include/net/dcbnl.h @@ -20,11 +20,33 @@ #ifndef __NET_DCBNL_H__ #define __NET_DCBNL_H__ +#include <linux/dcbnl.h> + +struct dcb_app_type { + char name[IFNAMSIZ]; + struct dcb_app app; + struct list_head list; +}; + +u8 dcb_setapp(struct net_device *, struct dcb_app *); +u8 dcb_getapp(struct net_device *, struct dcb_app *); + /* * Ops struct for the netlink callbacks. Used by DCB-enabled drivers through * the netdevice struct. */ struct dcbnl_rtnl_ops { + /* IEEE 802.1Qaz std */ + int (*ieee_getets) (struct net_device *, struct ieee_ets *); + int (*ieee_setets) (struct net_device *, struct ieee_ets *); + int (*ieee_getpfc) (struct net_device *, struct ieee_pfc *); + int (*ieee_setpfc) (struct net_device *, struct ieee_pfc *); + int (*ieee_getapp) (struct net_device *, struct dcb_app *); + int (*ieee_setapp) (struct net_device *, struct dcb_app *); + int (*ieee_peer_getets) (struct net_device *, struct ieee_ets *); + int (*ieee_peer_getpfc) (struct net_device *, struct ieee_pfc *); + + /* CEE std */ u8 (*getstate)(struct net_device *); u8 (*setstate)(struct net_device *, u8); void (*getpermhwaddr)(struct net_device *, u8 *); @@ -50,6 +72,21 @@ struct dcbnl_rtnl_ops { void (*setbcnrp)(struct net_device *, int, u8); u8 (*setapp)(struct net_device *, u8, u16, u8); u8 (*getapp)(struct net_device *, u8, u16); + u8 (*getfeatcfg)(struct net_device *, int, u8 *); + u8 (*setfeatcfg)(struct net_device *, int, u8); + + /* DCBX configuration */ + u8 (*getdcbx)(struct net_device *); + u8 (*setdcbx)(struct net_device *, u8); + + /* peer apps */ + int (*peer_getappinfo)(struct net_device *, struct dcb_peer_app_info *, + u16 *); + int (*peer_getapptable)(struct net_device *, struct dcb_app *); + + /* CEE peer */ + int (*cee_peer_getpg) (struct net_device *, struct cee_pg *); + int (*cee_peer_getpfc) (struct net_device *, struct cee_pfc *); }; #endif /* __NET_DCBNL_H__ */ diff --git a/include/net/dn.h b/include/net/dn.h index e5469f7b67a3..298521e0d8a2 100644 --- a/include/net/dn.h +++ b/include/net/dn.h @@ -192,10 +192,10 @@ static inline void dn_dn2eth(unsigned char *ethaddr, __le16 addr) ethaddr[5] = (__u8)(a >> 8); } -static inline void dn_sk_ports_copy(struct flowi *fl, struct dn_scp *scp) +static inline void dn_sk_ports_copy(struct flowidn *fld, struct dn_scp *scp) { - fl->uli_u.dnports.sport = scp->addrloc; - fl->uli_u.dnports.dport = scp->addrrem; + fld->fld_sport = scp->addrloc; + fld->fld_dport = scp->addrrem; } extern unsigned dn_mss_from_pmtu(struct net_device *dev, int mtu); @@ -225,7 +225,7 @@ extern int decnet_di_count; extern int decnet_dr_count; extern int decnet_no_fc_max_cwnd; -extern int sysctl_decnet_mem[3]; +extern long sysctl_decnet_mem[3]; extern int sysctl_decnet_wmem[3]; extern int sysctl_decnet_rmem[3]; diff --git a/include/net/dn_dev.h b/include/net/dn_dev.h index 0916bbf3bdff..b9e32db03f20 100644 --- a/include/net/dn_dev.h +++ b/include/net/dn_dev.h @@ -5,13 +5,14 @@ struct dn_dev; struct dn_ifaddr { - struct dn_ifaddr *ifa_next; + struct dn_ifaddr __rcu *ifa_next; struct dn_dev *ifa_dev; __le16 ifa_local; __le16 ifa_address; __u8 ifa_flags; __u8 ifa_scope; char ifa_label[IFNAMSIZ]; + struct rcu_head rcu; }; #define DN_DEV_S_RU 0 /* Run - working normally */ @@ -83,7 +84,7 @@ struct dn_dev_parms { struct dn_dev { - struct dn_ifaddr *ifa_list; + struct dn_ifaddr __rcu *ifa_list; struct net_device *dev; struct dn_dev_parms parms; char use_long; @@ -171,19 +172,27 @@ extern int unregister_dnaddr_notifier(struct notifier_block *nb); static inline int dn_dev_islocal(struct net_device *dev, __le16 addr) { - struct dn_dev *dn_db = dev->dn_ptr; + struct dn_dev *dn_db; struct dn_ifaddr *ifa; + int res = 0; + rcu_read_lock(); + dn_db = rcu_dereference(dev->dn_ptr); if (dn_db == NULL) { printk(KERN_DEBUG "dn_dev_islocal: Called for non DECnet device\n"); - return 0; + goto out; } - for(ifa = dn_db->ifa_list; ifa; ifa = ifa->ifa_next) - if ((addr ^ ifa->ifa_local) == 0) - return 1; - - return 0; + for (ifa = rcu_dereference(dn_db->ifa_list); + ifa != NULL; + ifa = rcu_dereference(ifa->ifa_next)) + if ((addr ^ ifa->ifa_local) == 0) { + res = 1; + break; + } +out: + rcu_read_unlock(); + return res; } #endif /* _NET_DN_DEV_H */ diff --git a/include/net/dn_fib.h b/include/net/dn_fib.h index bbcde3238e58..782ef7cb4930 100644 --- a/include/net/dn_fib.h +++ b/include/net/dn_fib.h @@ -98,7 +98,7 @@ struct dn_fib_table { int (*delete)(struct dn_fib_table *t, struct rtmsg *r, struct dn_kern_rta *rta, struct nlmsghdr *n, struct netlink_skb_parms *req); - int (*lookup)(struct dn_fib_table *t, const struct flowi *fl, + int (*lookup)(struct dn_fib_table *t, const struct flowidn *fld, struct dn_fib_res *res); int (*flush)(struct dn_fib_table *t); int (*dump)(struct dn_fib_table *t, struct sk_buff *skb, struct netlink_callback *cb); @@ -119,12 +119,12 @@ extern struct dn_fib_info *dn_fib_create_info(const struct rtmsg *r, struct dn_kern_rta *rta, const struct nlmsghdr *nlh, int *errp); extern int dn_fib_semantic_match(int type, struct dn_fib_info *fi, - const struct flowi *fl, + const struct flowidn *fld, struct dn_fib_res *res); extern void dn_fib_release_info(struct dn_fib_info *fi); extern __le16 dn_fib_get_attr16(struct rtattr *attr, int attrlen, int type); extern void dn_fib_flush(void); -extern void dn_fib_select_multipath(const struct flowi *fl, +extern void dn_fib_select_multipath(const struct flowidn *fld, struct dn_fib_res *res); /* @@ -141,7 +141,7 @@ extern void dn_fib_table_cleanup(void); extern void dn_fib_rules_init(void); extern void dn_fib_rules_cleanup(void); extern unsigned dnet_addr_type(__le16 addr); -extern int dn_fib_lookup(struct flowi *fl, struct dn_fib_res *res); +extern int dn_fib_lookup(struct flowidn *fld, struct dn_fib_res *res); extern int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb); diff --git a/include/net/dn_route.h b/include/net/dn_route.h index ccadab3aa3f6..81712cfa1ddf 100644 --- a/include/net/dn_route.h +++ b/include/net/dn_route.h @@ -16,7 +16,7 @@ *******************************************************************************/ extern struct sk_buff *dn_alloc_skb(struct sock *sk, int size, gfp_t pri); -extern int dn_route_output_sock(struct dst_entry **pprt, struct flowi *, struct sock *sk, int flags); +extern int dn_route_output_sock(struct dst_entry **pprt, struct flowidn *, struct sock *sk, int flags); extern int dn_cache_dump(struct sk_buff *skb, struct netlink_callback *cb); extern void dn_rt_cache_flush(int delay); @@ -67,7 +67,7 @@ extern void dn_rt_cache_flush(int delay); struct dn_route { struct dst_entry dst; - struct flowi fl; + struct flowidn fld; __le16 rt_saddr; __le16 rt_daddr; @@ -80,6 +80,16 @@ struct dn_route { unsigned rt_type; }; +static inline bool dn_is_input_route(struct dn_route *rt) +{ + return rt->fld.flowidn_iif != 0; +} + +static inline bool dn_is_output_route(struct dn_route *rt) +{ + return rt->fld.flowidn_iif == 0; +} + extern void dn_route_init(void); extern void dn_route_cleanup(void); diff --git a/include/net/dst.h b/include/net/dst.h index a217c838ec0d..07a0402c52e6 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -16,13 +16,6 @@ #include <net/neighbour.h> #include <asm/processor.h> -/* - * 0 - no debugging messages - * 1 - rare events and bugs (default) - * 2 - trace mode. - */ -#define RT_CACHE_DEBUG 0 - #define DST_GC_MIN (HZ/10) #define DST_GC_INC (HZ/2) #define DST_GC_MAX (120*HZ) @@ -40,24 +33,10 @@ struct dst_entry { struct rcu_head rcu_head; struct dst_entry *child; struct net_device *dev; - short error; - short obsolete; - int flags; -#define DST_HOST 0x0001 -#define DST_NOXFRM 0x0002 -#define DST_NOPOLICY 0x0004 -#define DST_NOHASH 0x0008 -#define DST_NOCACHE 0x0010 + struct dst_ops *ops; + unsigned long _metrics; unsigned long expires; - - unsigned short header_len; /* more space at head required */ - unsigned short trailer_len; /* space to reserve at tail */ - - unsigned int rate_tokens; - unsigned long rate_last; /* rate limiting for ICMP */ - struct dst_entry *path; - struct neighbour *neighbour; struct hh_cache *hh; #ifdef CONFIG_XFRM @@ -68,17 +47,16 @@ struct dst_entry { int (*input)(struct sk_buff*); int (*output)(struct sk_buff*); - struct dst_ops *ops; - - u32 metrics[RTAX_MAX]; - -#ifdef CONFIG_NET_CLS_ROUTE + short error; + short obsolete; + unsigned short header_len; /* more space at head required */ + unsigned short trailer_len; /* space to reserve at tail */ +#ifdef CONFIG_IP_ROUTE_CLASSID __u32 tclassid; #else __u32 __pad2; #endif - /* * Align __refcnt to a 64 bytes alignment * (L1_CACHE_SIZE would be too much) @@ -93,20 +71,112 @@ struct dst_entry { atomic_t __refcnt; /* client references */ int __use; unsigned long lastuse; + int flags; +#define DST_HOST 0x0001 +#define DST_NOXFRM 0x0002 +#define DST_NOPOLICY 0x0004 +#define DST_NOHASH 0x0008 +#define DST_NOCACHE 0x0010 union { - struct dst_entry *next; - struct rtable *rt_next; - struct rt6_info *rt6_next; - struct dn_route *dn_next; + struct dst_entry *next; + struct rtable __rcu *rt_next; + struct rt6_info *rt6_next; + struct dn_route __rcu *dn_next; }; }; -#ifdef __KERNEL__ +extern u32 *dst_cow_metrics_generic(struct dst_entry *dst, unsigned long old); +extern const u32 dst_default_metrics[RTAX_MAX]; + +#define DST_METRICS_READ_ONLY 0x1UL +#define __DST_METRICS_PTR(Y) \ + ((u32 *)((Y) & ~DST_METRICS_READ_ONLY)) +#define DST_METRICS_PTR(X) __DST_METRICS_PTR((X)->_metrics) + +static inline bool dst_metrics_read_only(const struct dst_entry *dst) +{ + return dst->_metrics & DST_METRICS_READ_ONLY; +} + +extern void __dst_destroy_metrics_generic(struct dst_entry *dst, unsigned long old); + +static inline void dst_destroy_metrics_generic(struct dst_entry *dst) +{ + unsigned long val = dst->_metrics; + if (!(val & DST_METRICS_READ_ONLY)) + __dst_destroy_metrics_generic(dst, val); +} + +static inline u32 *dst_metrics_write_ptr(struct dst_entry *dst) +{ + unsigned long p = dst->_metrics; + + if (p & DST_METRICS_READ_ONLY) + return dst->ops->cow_metrics(dst, p); + return __DST_METRICS_PTR(p); +} + +/* This may only be invoked before the entry has reached global + * visibility. + */ +static inline void dst_init_metrics(struct dst_entry *dst, + const u32 *src_metrics, + bool read_only) +{ + dst->_metrics = ((unsigned long) src_metrics) | + (read_only ? DST_METRICS_READ_ONLY : 0); +} + +static inline void dst_copy_metrics(struct dst_entry *dest, const struct dst_entry *src) +{ + u32 *dst_metrics = dst_metrics_write_ptr(dest); + + if (dst_metrics) { + u32 *src_metrics = DST_METRICS_PTR(src); + + memcpy(dst_metrics, src_metrics, RTAX_MAX * sizeof(u32)); + } +} + +static inline u32 *dst_metrics_ptr(struct dst_entry *dst) +{ + return DST_METRICS_PTR(dst); +} static inline u32 -dst_metric(const struct dst_entry *dst, int metric) +dst_metric_raw(const struct dst_entry *dst, const int metric) { - return dst->metrics[metric-1]; + u32 *p = DST_METRICS_PTR(dst); + + return p[metric-1]; +} + +static inline u32 +dst_metric(const struct dst_entry *dst, const int metric) +{ + WARN_ON_ONCE(metric == RTAX_HOPLIMIT || + metric == RTAX_ADVMSS || + metric == RTAX_MTU); + return dst_metric_raw(dst, metric); +} + +static inline u32 +dst_metric_advmss(const struct dst_entry *dst) +{ + u32 advmss = dst_metric_raw(dst, RTAX_ADVMSS); + + if (!advmss) + advmss = dst->ops->default_advmss(dst); + + return advmss; +} + +static inline void dst_metric_set(struct dst_entry *dst, int metric, u32 val) +{ + u32 *p = dst_metrics_write_ptr(dst); + + if (p) + p[metric-1] = val; } static inline u32 @@ -117,11 +187,11 @@ dst_feature(const struct dst_entry *dst, u32 feature) static inline u32 dst_mtu(const struct dst_entry *dst) { - u32 mtu = dst_metric(dst, RTAX_MTU); - /* - * Alexey put it here, so ask him about it :) - */ - barrier(); + u32 mtu = dst_metric_raw(dst, RTAX_MTU); + + if (!mtu) + mtu = dst->ops->default_mtu(dst); + return mtu; } @@ -134,20 +204,18 @@ static inline unsigned long dst_metric_rtt(const struct dst_entry *dst, int metr static inline void set_dst_metric_rtt(struct dst_entry *dst, int metric, unsigned long rtt) { - dst->metrics[metric-1] = jiffies_to_msecs(rtt); + dst_metric_set(dst, metric, jiffies_to_msecs(rtt)); } static inline u32 dst_allfrag(const struct dst_entry *dst) { int ret = dst_feature(dst, RTAX_FEATURE_ALLFRAG); - /* Yes, _exactly_. This is paranoia. */ - barrier(); return ret; } static inline int -dst_metric_locked(struct dst_entry *dst, int metric) +dst_metric_locked(const struct dst_entry *dst, int metric) { return dst_metric(dst, RTAX_LOCK) & (1<<metric); } @@ -268,14 +336,15 @@ static inline void skb_tunnel_rx(struct sk_buff *skb, struct net_device *dev) static inline struct dst_entry *skb_dst_pop(struct sk_buff *skb) { - struct dst_entry *child = skb_dst(skb)->child; + struct dst_entry *child = dst_clone(skb_dst(skb)->child); skb_dst_drop(skb); return child; } extern int dst_discard(struct sk_buff *skb); -extern void * dst_alloc(struct dst_ops * ops); +extern void *dst_alloc(struct dst_ops * ops, struct net_device *dev, + int initial_ref, int initial_obsolete, int flags); extern void __dst_free(struct dst_entry * dst); extern struct dst_entry *dst_destroy(struct dst_entry * dst); @@ -344,28 +413,22 @@ extern void dst_init(void); /* Flags for xfrm_lookup flags argument. */ enum { - XFRM_LOOKUP_WAIT = 1 << 0, - XFRM_LOOKUP_ICMP = 1 << 1, + XFRM_LOOKUP_ICMP = 1 << 0, }; struct flowi; #ifndef CONFIG_XFRM -static inline int xfrm_lookup(struct net *net, struct dst_entry **dst_p, - struct flowi *fl, struct sock *sk, int flags) +static inline struct dst_entry *xfrm_lookup(struct net *net, + struct dst_entry *dst_orig, + const struct flowi *fl, struct sock *sk, + int flags) { - return 0; + return dst_orig; } -static inline int __xfrm_lookup(struct net *net, struct dst_entry **dst_p, - struct flowi *fl, struct sock *sk, int flags) -{ - return 0; -} #else -extern int xfrm_lookup(struct net *net, struct dst_entry **dst_p, - struct flowi *fl, struct sock *sk, int flags); -extern int __xfrm_lookup(struct net *net, struct dst_entry **dst_p, - struct flowi *fl, struct sock *sk, int flags); -#endif +extern struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig, + const struct flowi *fl, struct sock *sk, + int flags); #endif #endif /* _NET_DST_H */ diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h index 1fa5306e3e23..dc0746328947 100644 --- a/include/net/dst_ops.h +++ b/include/net/dst_ops.h @@ -2,6 +2,7 @@ #define _NET_DST_OPS_H #include <linux/types.h> #include <linux/percpu_counter.h> +#include <linux/cache.h> struct dst_entry; struct kmem_cachep; @@ -15,6 +16,9 @@ struct dst_ops { int (*gc)(struct dst_ops *ops); struct dst_entry * (*check)(struct dst_entry *, __u32 cookie); + unsigned int (*default_advmss)(const struct dst_entry *); + unsigned int (*default_mtu)(const struct dst_entry *); + u32 * (*cow_metrics)(struct dst_entry *, unsigned long); void (*destroy)(struct dst_entry *); void (*ifdown)(struct dst_entry *, struct net_device *dev, int how); diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h index 106f3097d384..075f1e3a0fed 100644 --- a/include/net/fib_rules.h +++ b/include/net/fib_rules.h @@ -20,7 +20,7 @@ struct fib_rule { u32 table; u8 action; u32 target; - struct fib_rule * ctarget; + struct fib_rule __rcu *ctarget; char iifname[IFNAMSIZ]; char oifname[IFNAMSIZ]; struct rcu_head rcu; diff --git a/include/net/flow.h b/include/net/flow.h index 0ac3fb5e0973..c6d5fe5ec1bf 100644 --- a/include/net/flow.h +++ b/include/net/flow.h @@ -10,77 +10,157 @@ #include <linux/in6.h> #include <asm/atomic.h> -struct flowi { - int oif; - int iif; - __u32 mark; +struct flowi_common { + int flowic_oif; + int flowic_iif; + __u32 flowic_mark; + __u8 flowic_tos; + __u8 flowic_scope; + __u8 flowic_proto; + __u8 flowic_flags; +#define FLOWI_FLAG_ANYSRC 0x01 +#define FLOWI_FLAG_PRECOW_METRICS 0x02 +#define FLOWI_FLAG_CAN_SLEEP 0x04 + __u32 flowic_secid; +}; +union flowi_uli { + struct { + __be16 dport; + __be16 sport; + } ports; + + struct { + __u8 type; + __u8 code; + } icmpt; + + struct { + __le16 dport; + __le16 sport; + } dnports; + + __be32 spi; + __be32 gre_key; + + struct { + __u8 type; + } mht; +}; + +struct flowi4 { + struct flowi_common __fl_common; +#define flowi4_oif __fl_common.flowic_oif +#define flowi4_iif __fl_common.flowic_iif +#define flowi4_mark __fl_common.flowic_mark +#define flowi4_tos __fl_common.flowic_tos +#define flowi4_scope __fl_common.flowic_scope +#define flowi4_proto __fl_common.flowic_proto +#define flowi4_flags __fl_common.flowic_flags +#define flowi4_secid __fl_common.flowic_secid + __be32 daddr; + __be32 saddr; + union flowi_uli uli; +#define fl4_sport uli.ports.sport +#define fl4_dport uli.ports.dport +#define fl4_icmp_type uli.icmpt.type +#define fl4_icmp_code uli.icmpt.code +#define fl4_ipsec_spi uli.spi +#define fl4_mh_type uli.mht.type +#define fl4_gre_key uli.gre_key +}; + +static inline void flowi4_init_output(struct flowi4 *fl4, int oif, + __u32 mark, __u8 tos, __u8 scope, + __u8 proto, __u8 flags, + __be32 daddr, __be32 saddr, + __be16 dport, __be32 sport) +{ + fl4->flowi4_oif = oif; + fl4->flowi4_iif = 0; + fl4->flowi4_mark = mark; + fl4->flowi4_tos = tos; + fl4->flowi4_scope = scope; + fl4->flowi4_proto = proto; + fl4->flowi4_flags = flags; + fl4->flowi4_secid = 0; + fl4->daddr = daddr; + fl4->saddr = saddr; + fl4->fl4_dport = dport; + fl4->fl4_sport = sport; +} + + +struct flowi6 { + struct flowi_common __fl_common; +#define flowi6_oif __fl_common.flowic_oif +#define flowi6_iif __fl_common.flowic_iif +#define flowi6_mark __fl_common.flowic_mark +#define flowi6_tos __fl_common.flowic_tos +#define flowi6_scope __fl_common.flowic_scope +#define flowi6_proto __fl_common.flowic_proto +#define flowi6_flags __fl_common.flowic_flags +#define flowi6_secid __fl_common.flowic_secid + struct in6_addr daddr; + struct in6_addr saddr; + __be32 flowlabel; + union flowi_uli uli; +#define fl6_sport uli.ports.sport +#define fl6_dport uli.ports.dport +#define fl6_icmp_type uli.icmpt.type +#define fl6_icmp_code uli.icmpt.code +#define fl6_ipsec_spi uli.spi +#define fl6_mh_type uli.mht.type +#define fl6_gre_key uli.gre_key +}; + +struct flowidn { + struct flowi_common __fl_common; +#define flowidn_oif __fl_common.flowic_oif +#define flowidn_iif __fl_common.flowic_iif +#define flowidn_mark __fl_common.flowic_mark +#define flowidn_scope __fl_common.flowic_scope +#define flowidn_proto __fl_common.flowic_proto +#define flowidn_flags __fl_common.flowic_flags + __le16 daddr; + __le16 saddr; + union flowi_uli uli; +#define fld_sport uli.ports.sport +#define fld_dport uli.ports.dport +}; + +struct flowi { union { - struct { - __be32 daddr; - __be32 saddr; - __u8 tos; - __u8 scope; - } ip4_u; - - struct { - struct in6_addr daddr; - struct in6_addr saddr; - __be32 flowlabel; - } ip6_u; - - struct { - __le16 daddr; - __le16 saddr; - __u8 scope; - } dn_u; - } nl_u; -#define fld_dst nl_u.dn_u.daddr -#define fld_src nl_u.dn_u.saddr -#define fld_scope nl_u.dn_u.scope -#define fl6_dst nl_u.ip6_u.daddr -#define fl6_src nl_u.ip6_u.saddr -#define fl6_flowlabel nl_u.ip6_u.flowlabel -#define fl4_dst nl_u.ip4_u.daddr -#define fl4_src nl_u.ip4_u.saddr -#define fl4_tos nl_u.ip4_u.tos -#define fl4_scope nl_u.ip4_u.scope - - __u8 proto; - __u8 flags; -#define FLOWI_FLAG_ANYSRC 0x01 -#define FLOWI_FLAG_MATCH_ANY_IIF 0x02 - union { - struct { - __be16 sport; - __be16 dport; - } ports; - - struct { - __u8 type; - __u8 code; - } icmpt; - - struct { - __le16 sport; - __le16 dport; - } dnports; - - __be32 spi; - - struct { - __u8 type; - } mht; - } uli_u; -#define fl_ip_sport uli_u.ports.sport -#define fl_ip_dport uli_u.ports.dport -#define fl_icmp_type uli_u.icmpt.type -#define fl_icmp_code uli_u.icmpt.code -#define fl_ipsec_spi uli_u.spi -#define fl_mh_type uli_u.mht.type - __u32 secid; /* used by xfrm; see secid.txt */ + struct flowi_common __fl_common; + struct flowi4 ip4; + struct flowi6 ip6; + struct flowidn dn; + } u; +#define flowi_oif u.__fl_common.flowic_oif +#define flowi_iif u.__fl_common.flowic_iif +#define flowi_mark u.__fl_common.flowic_mark +#define flowi_tos u.__fl_common.flowic_tos +#define flowi_scope u.__fl_common.flowic_scope +#define flowi_proto u.__fl_common.flowic_proto +#define flowi_flags u.__fl_common.flowic_flags +#define flowi_secid u.__fl_common.flowic_secid } __attribute__((__aligned__(BITS_PER_LONG/8))); +static inline struct flowi *flowi4_to_flowi(struct flowi4 *fl4) +{ + return container_of(fl4, struct flowi, u.ip4); +} + +static inline struct flowi *flowi6_to_flowi(struct flowi6 *fl6) +{ + return container_of(fl6, struct flowi, u.ip6); +} + +static inline struct flowi *flowidn_to_flowi(struct flowidn *fldn) +{ + return container_of(fldn, struct flowi, u.dn); +} + #define FLOW_DIR_IN 0 #define FLOW_DIR_OUT 1 #define FLOW_DIR_FWD 2 @@ -100,20 +180,14 @@ struct flow_cache_ops { }; typedef struct flow_cache_object *(*flow_resolve_t)( - struct net *net, struct flowi *key, u16 family, + struct net *net, const struct flowi *key, u16 family, u8 dir, struct flow_cache_object *oldobj, void *ctx); extern struct flow_cache_object *flow_cache_lookup( - struct net *net, struct flowi *key, u16 family, + struct net *net, const struct flowi *key, u16 family, u8 dir, flow_resolve_t resolver, void *ctx); extern void flow_cache_flush(void); extern atomic_t flow_cache_genid; -static inline int flow_cache_uli_match(struct flowi *fl1, struct flowi *fl2) -{ - return (fl1->proto == fl2->proto && - !memcmp(&fl1->uli_u, &fl2->uli_u, sizeof(fl1->uli_u))); -} - #endif diff --git a/include/net/garp.h b/include/net/garp.h index 825f172caba9..834d8add9e5f 100644 --- a/include/net/garp.h +++ b/include/net/garp.h @@ -104,10 +104,12 @@ struct garp_applicant { struct sk_buff_head queue; struct sk_buff *pdu; struct rb_root gid; + struct rcu_head rcu; }; struct garp_port { - struct garp_applicant *applicants[GARP_APPLICATION_MAX + 1]; + struct garp_applicant __rcu *applicants[GARP_APPLICATION_MAX + 1]; + struct rcu_head rcu; }; extern int garp_register_application(struct garp_application *app); diff --git a/include/net/gen_stats.h b/include/net/gen_stats.h index fa157712e982..a79b6cfb02a8 100644 --- a/include/net/gen_stats.h +++ b/include/net/gen_stats.h @@ -11,7 +11,7 @@ struct gnet_dump { struct sk_buff * skb; struct nlattr * tail; - /* Backward compatability */ + /* Backward compatibility */ int compat_tc_stats; int compat_xstats; void * xstats; diff --git a/include/net/genetlink.h b/include/net/genetlink.h index 8a64b811a39a..b4c7c1cbcf40 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -195,7 +195,8 @@ static inline int genlmsg_end(struct sk_buff *skb, void *hdr) */ static inline void genlmsg_cancel(struct sk_buff *skb, void *hdr) { - nlmsg_cancel(skb, hdr - GENL_HDRLEN - NLMSG_HDRLEN); + if (hdr) + nlmsg_cancel(skb, hdr - GENL_HDRLEN - NLMSG_HDRLEN); } /** diff --git a/include/net/icmp.h b/include/net/icmp.h index 6e991e0d0d6f..f0698b955b73 100644 --- a/include/net/icmp.h +++ b/include/net/icmp.h @@ -45,7 +45,4 @@ extern int icmp_ioctl(struct sock *sk, int cmd, unsigned long arg); extern int icmp_init(void); extern void icmp_out_count(struct net *net, unsigned char type); -/* Move into dst.h ? */ -extern int xrlim_allow(struct dst_entry *dst, int timeout); - #endif /* _ICMP_H */ diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h index af49f8ab7f81..b0be5fb9de19 100644 --- a/include/net/ieee80211_radiotap.h +++ b/include/net/ieee80211_radiotap.h @@ -178,6 +178,11 @@ struct ieee80211_radiotap_header { * * Number of unicast retries a transmitted frame used. * + * IEEE80211_RADIOTAP_MCS u8, u8, u8 unitless + * + * Contains a bitmap of known fields/flags, the flags, and + * the MCS index. + * */ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_TSFT = 0, @@ -199,6 +204,8 @@ enum ieee80211_radiotap_type { IEEE80211_RADIOTAP_RTS_RETRIES = 16, IEEE80211_RADIOTAP_DATA_RETRIES = 17, + IEEE80211_RADIOTAP_MCS = 19, + /* valid in every it_present bitmap, even vendor namespaces */ IEEE80211_RADIOTAP_RADIOTAP_NAMESPACE = 29, IEEE80211_RADIOTAP_VENDOR_NAMESPACE = 30, @@ -245,6 +252,24 @@ enum ieee80211_radiotap_type { #define IEEE80211_RADIOTAP_F_TX_CTS 0x0002 /* used cts 'protection' */ #define IEEE80211_RADIOTAP_F_TX_RTS 0x0004 /* used rts/cts handshake */ + +/* For IEEE80211_RADIOTAP_MCS */ +#define IEEE80211_RADIOTAP_MCS_HAVE_BW 0x01 +#define IEEE80211_RADIOTAP_MCS_HAVE_MCS 0x02 +#define IEEE80211_RADIOTAP_MCS_HAVE_GI 0x04 +#define IEEE80211_RADIOTAP_MCS_HAVE_FMT 0x08 +#define IEEE80211_RADIOTAP_MCS_HAVE_FEC 0x10 + +#define IEEE80211_RADIOTAP_MCS_BW_MASK 0x03 +#define IEEE80211_RADIOTAP_MCS_BW_20 0 +#define IEEE80211_RADIOTAP_MCS_BW_40 1 +#define IEEE80211_RADIOTAP_MCS_BW_20L 2 +#define IEEE80211_RADIOTAP_MCS_BW_20U 3 +#define IEEE80211_RADIOTAP_MCS_SGI 0x04 +#define IEEE80211_RADIOTAP_MCS_FMT_GF 0x08 +#define IEEE80211_RADIOTAP_MCS_FEC_LDPC 0x10 + + /* Ugly macro to convert literal channel numbers into their mhz equivalents * There are certianly some conditions that will break this (like feeding it '30') * but they shouldn't arise since nothing talks on channel 30. */ diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h index f95ff8d9aa47..11cf373970a9 100644 --- a/include/net/if_inet6.h +++ b/include/net/if_inet6.h @@ -30,8 +30,6 @@ #define IF_PREFIX_ONLINK 0x01 #define IF_PREFIX_AUTOCONF 0x02 -#ifdef __KERNEL__ - enum { INET6_IFADDR_STATE_DAD, INET6_IFADDR_STATE_POSTDAD, @@ -89,10 +87,11 @@ struct ip6_sf_socklist { struct ipv6_mc_socklist { struct in6_addr addr; int ifindex; - struct ipv6_mc_socklist *next; + struct ipv6_mc_socklist __rcu *next; rwlock_t sflock; unsigned int sfmode; /* MCAST_{INCLUDE,EXCLUDE} */ struct ip6_sf_socklist *sflist; + struct rcu_head rcu; }; struct ip6_sf_list { @@ -155,8 +154,8 @@ struct ifacaddr6 { struct ipv6_devstat { struct proc_dir_entry *proc_dir_entry; DEFINE_SNMP_STAT(struct ipstats_mib, ipv6); - DEFINE_SNMP_STAT(struct icmpv6_mib, icmpv6); - DEFINE_SNMP_STAT(struct icmpv6msg_mib, icmpv6msg); + DEFINE_SNMP_STAT_ATOMIC(struct icmpv6_mib_device, icmpv6dev); + DEFINE_SNMP_STAT_ATOMIC(struct icmpv6msg_mib_device, icmpv6msgdev); }; struct inet6_dev { @@ -195,7 +194,7 @@ struct inet6_dev { struct rcu_head rcu; }; -static inline void ipv6_eth_mc_map(struct in6_addr *addr, char *buf) +static inline void ipv6_eth_mc_map(const struct in6_addr *addr, char *buf) { /* * +-------+-------+-------+-------+-------+-------+ @@ -209,7 +208,7 @@ static inline void ipv6_eth_mc_map(struct in6_addr *addr, char *buf) memcpy(buf + 2, &addr->s6_addr32[3], sizeof(__u32)); } -static inline void ipv6_tr_mc_map(struct in6_addr *addr, char *buf) +static inline void ipv6_tr_mc_map(const struct in6_addr *addr, char *buf) { /* All nodes FF01::1, FF02::1, FF02::1:FFxx:xxxx */ @@ -285,5 +284,20 @@ static inline void ipv6_ib_mc_map(const struct in6_addr *addr, buf[9] = broadcast[9]; memcpy(buf + 10, addr->s6_addr + 6, 10); } -#endif + +static inline int ipv6_ipgre_mc_map(const struct in6_addr *addr, + const unsigned char *broadcast, char *buf) +{ + if ((broadcast[0] | broadcast[1] | broadcast[2] | broadcast[3]) != 0) { + memcpy(buf, broadcast, 4); + } else { + /* v4mapped? */ + if ((addr->s6_addr32[0] | addr->s6_addr32[1] | + (addr->s6_addr32[2] ^ htonl(0x0000ffff))) != 0) + return -EINVAL; + memcpy(buf, &addr->s6_addr32[3], 4); + } + return 0; +} + #endif diff --git a/include/net/inet6_connection_sock.h b/include/net/inet6_connection_sock.h index aae08f686633..3207e58ee019 100644 --- a/include/net/inet6_connection_sock.h +++ b/include/net/inet6_connection_sock.h @@ -25,6 +25,9 @@ struct sockaddr; extern int inet6_csk_bind_conflict(const struct sock *sk, const struct inet_bind_bucket *tb); +extern struct dst_entry* inet6_csk_route_req(struct sock *sk, + const struct request_sock *req); + extern struct request_sock *inet6_csk_search_req(const struct sock *sk, struct request_sock ***prevp, const __be16 rport, @@ -38,5 +41,5 @@ extern void inet6_csk_reqsk_queue_hash_add(struct sock *sk, extern void inet6_csk_addr2sockaddr(struct sock *sk, struct sockaddr *uaddr); -extern int inet6_csk_xmit(struct sk_buff *skb); +extern int inet6_csk_xmit(struct sk_buff *skb, struct flowi *fl); #endif /* _INET6_CONNECTION_SOCK_H */ diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index e4f494b42e06..e6db62e756dc 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h @@ -36,14 +36,14 @@ struct tcp_congestion_ops; * (i.e. things that depend on the address family) */ struct inet_connection_sock_af_ops { - int (*queue_xmit)(struct sk_buff *skb); + int (*queue_xmit)(struct sk_buff *skb, struct flowi *fl); void (*send_check)(struct sock *sk, struct sk_buff *skb); int (*rebuild_header)(struct sock *sk); int (*conn_request)(struct sock *sk, struct sk_buff *skb); struct sock *(*syn_recv_sock)(struct sock *sk, struct sk_buff *skb, struct request_sock *req, struct dst_entry *dst); - int (*remember_stamp)(struct sock *sk); + struct inet_peer *(*get_peer)(struct sock *sk, bool *release_it); u16 net_header_len; u16 sockaddr_len; int (*setsockopt)(struct sock *sk, int level, int optname, @@ -132,7 +132,6 @@ struct inet_connection_sock { #define ICSK_TIME_RETRANS 1 /* Retransmit timer */ #define ICSK_TIME_DACK 2 /* Delayed ack timer */ #define ICSK_TIME_PROBE0 3 /* Zero window probe timer */ -#define ICSK_TIME_KEEPOPEN 4 /* Keepalive timer */ static inline struct inet_connection_sock *inet_csk(const struct sock *sk) { @@ -250,7 +249,11 @@ extern int inet_csk_bind_conflict(const struct sock *sk, extern int inet_csk_get_port(struct sock *sk, unsigned short snum); extern struct dst_entry* inet_csk_route_req(struct sock *sk, + struct flowi4 *fl4, const struct request_sock *req); +extern struct dst_entry* inet_csk_route_child_sock(struct sock *sk, + struct sock *newsk, + const struct request_sock *req); static inline void inet_csk_reqsk_queue_add(struct sock *sk, struct request_sock *req, diff --git a/include/net/inet_ecn.h b/include/net/inet_ecn.h index 88bdd010d65d..2fa8d1341a0a 100644 --- a/include/net/inet_ecn.h +++ b/include/net/inet_ecn.h @@ -38,9 +38,19 @@ static inline __u8 INET_ECN_encapsulate(__u8 outer, __u8 inner) return outer; } -#define INET_ECN_xmit(sk) do { inet_sk(sk)->tos |= INET_ECN_ECT_0; } while (0) -#define INET_ECN_dontxmit(sk) \ - do { inet_sk(sk)->tos &= ~INET_ECN_MASK; } while (0) +static inline void INET_ECN_xmit(struct sock *sk) +{ + inet_sk(sk)->tos |= INET_ECN_ECT_0; + if (inet6_sk(sk) != NULL) + inet6_sk(sk)->tclass |= INET_ECN_ECT_0; +} + +static inline void INET_ECN_dontxmit(struct sock *sk) +{ + inet_sk(sk)->tos &= ~INET_ECN_MASK; + if (inet6_sk(sk) != NULL) + inet6_sk(sk)->tclass &= ~INET_ECN_MASK; +} #define IP6_ECN_flow_init(label) do { \ (label) &= ~htonl(INET_ECN_MASK << 20); \ diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index 1989cfd7405f..caaff5f5f39f 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -57,7 +57,15 @@ struct ip_options { unsigned char __data[0]; }; -#define optlength(opt) (sizeof(struct ip_options) + opt->optlen) +struct ip_options_rcu { + struct rcu_head rcu; + struct ip_options opt; +}; + +struct ip_options_data { + struct ip_options_rcu opt; + char data[40]; +}; struct inet_request_sock { struct request_sock req; @@ -78,7 +86,7 @@ struct inet_request_sock { acked : 1, no_srccheck: 1; kmemcheck_bitfield_end(flags); - struct ip_options *opt; + struct ip_options_rcu *opt; }; static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk) @@ -86,6 +94,23 @@ static inline struct inet_request_sock *inet_rsk(const struct request_sock *sk) return (struct inet_request_sock *)sk; } +struct inet_cork { + unsigned int flags; + __be32 addr; + struct ip_options *opt; + unsigned int fragsize; + struct dst_entry *dst; + int length; /* Total length of all frames */ + struct page *page; + u32 off; + u8 tx_flags; +}; + +struct inet_cork_full { + struct inet_cork base; + struct flowi fl; +}; + struct ip_mc_socklist; struct ipv6_pinfo; struct rtable; @@ -116,8 +141,9 @@ struct inet_sock { struct ipv6_pinfo *pinet6; #endif /* Socket demultiplex comparisons on incoming packets. */ - __be32 inet_daddr; - __be32 inet_rcv_saddr; +#define inet_daddr sk.__sk_common.skc_daddr +#define inet_rcv_saddr sk.__sk_common.skc_rcv_saddr + __be16 inet_dport; __u16 inet_num; __be32 inet_saddr; @@ -126,7 +152,7 @@ struct inet_sock { __be16 inet_sport; __u16 inet_id; - struct ip_options *opt; + struct ip_options_rcu __rcu *inet_opt; __u8 tos; __u8 min_ttl; __u8 mc_ttl; @@ -141,16 +167,8 @@ struct inet_sock { nodefrag:1; int mc_index; __be32 mc_addr; - struct ip_mc_socklist *mc_list; - struct { - unsigned int flags; - unsigned int fragsize; - struct ip_options *opt; - struct dst_entry *dst; - int length; /* Total length of all frames */ - __be32 addr; - struct flowi fl; - } cork; + struct ip_mc_socklist __rcu *mc_list; + struct inet_cork_full cork; }; #define IPCORK_OPT 1 /* ip-options has been held in ipcork.opt */ @@ -218,7 +236,13 @@ static inline struct request_sock *inet_reqsk_alloc(struct request_sock_ops *ops static inline __u8 inet_sk_flowi_flags(const struct sock *sk) { - return inet_sk(sk)->transparent ? FLOWI_FLAG_ANYSRC : 0; + __u8 flags = 0; + + if (inet_sk(sk)->transparent) + flags |= FLOWI_FLAG_ANYSRC; + if (sk->sk_protocol == IPPROTO_TCP) + flags |= FLOWI_FLAG_PRECOW_METRICS; + return flags; } #endif /* _INET_SOCK_H */ diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h index a066fdd50da6..17404b5388a7 100644 --- a/include/net/inet_timewait_sock.h +++ b/include/net/inet_timewait_sock.h @@ -88,12 +88,6 @@ extern void inet_twdr_hangman(unsigned long data); extern void inet_twdr_twkill_work(struct work_struct *work); extern void inet_twdr_twcal_tick(unsigned long data); -#if (BITS_PER_LONG == 64) -#define INET_TIMEWAIT_ADDRCMP_ALIGN_BYTES 8 -#else -#define INET_TIMEWAIT_ADDRCMP_ALIGN_BYTES 4 -#endif - struct inet_bind_bucket; /* @@ -117,15 +111,15 @@ struct inet_timewait_sock { #define tw_hash __tw_common.skc_hash #define tw_prot __tw_common.skc_prot #define tw_net __tw_common.skc_net +#define tw_daddr __tw_common.skc_daddr +#define tw_rcv_saddr __tw_common.skc_rcv_saddr int tw_timeout; volatile unsigned char tw_substate; - /* 3 bits hole, try to pack */ unsigned char tw_rcv_wscale; + /* Socket demultiplex comparisons on incoming packets. */ - /* these five are in inet_sock */ + /* these three are in inet_sock */ __be16 tw_sport; - __be32 tw_daddr __attribute__((aligned(INET_TIMEWAIT_ADDRCMP_ALIGN_BYTES))); - __be32 tw_rcv_saddr; __be16 tw_dport; __u16 tw_num; kmemcheck_bitfield_begin(flags); @@ -191,10 +185,10 @@ static inline struct inet_timewait_sock *inet_twsk(const struct sock *sk) return (struct inet_timewait_sock *)sk; } -static inline __be32 inet_rcv_saddr(const struct sock *sk) +static inline __be32 sk_rcv_saddr(const struct sock *sk) { - return likely(sk->sk_state != TCP_TIME_WAIT) ? - inet_sk(sk)->inet_rcv_saddr : inet_twsk(sk)->tw_rcv_saddr; +/* both inet_sk() and inet_twsk() store rcv_saddr in skc_rcv_saddr */ + return sk->__sk_common.skc_rcv_saddr; } extern void inet_twsk_put(struct inet_timewait_sock *tw); diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h index 417d0c894f29..8a159cc3d68b 100644 --- a/include/net/inetpeer.h +++ b/include/net/inetpeer.h @@ -11,12 +11,26 @@ #include <linux/init.h> #include <linux/jiffies.h> #include <linux/spinlock.h> +#include <linux/rtnetlink.h> +#include <net/ipv6.h> #include <asm/atomic.h> +struct inetpeer_addr_base { + union { + __be32 a4; + __be32 a6[4]; + }; +}; + +struct inetpeer_addr { + struct inetpeer_addr_base addr; + __u16 family; +}; + struct inet_peer { /* group together avl_left,avl_right,v4daddr to speedup lookups */ - struct inet_peer *avl_left, *avl_right; - __be32 v4daddr; /* peer's address */ + struct inet_peer __rcu *avl_left, *avl_right; + struct inetpeer_addr daddr; __u32 avl_height; struct list_head unused; __u32 dtime; /* the time of last use of not @@ -24,16 +38,22 @@ struct inet_peer { atomic_t refcnt; /* * Once inet_peer is queued for deletion (refcnt == -1), following fields - * are not available: rid, ip_id_count, tcp_ts, tcp_ts_stamp - * We can share memory with rcu_head to keep inet_peer small - * (less then 64 bytes) + * are not available: rid, ip_id_count, tcp_ts, tcp_ts_stamp, metrics + * We can share memory with rcu_head to help keep inet_peer small. */ union { struct { - atomic_t rid; /* Frag reception counter */ - atomic_t ip_id_count; /* IP ID for the next packet */ - __u32 tcp_ts; - __u32 tcp_ts_stamp; + atomic_t rid; /* Frag reception counter */ + atomic_t ip_id_count; /* IP ID for the next packet */ + __u32 tcp_ts; + __u32 tcp_ts_stamp; + u32 metrics[RTAX_MAX]; + u32 rate_tokens; /* rate limiting for ICMP */ + unsigned long rate_last; + unsigned long pmtu_expires; + u32 pmtu_orig; + u32 pmtu_learned; + struct inetpeer_addr_base redirect_learned; }; struct rcu_head rcu; }; @@ -41,11 +61,37 @@ struct inet_peer { void inet_initpeers(void) __init; +#define INETPEER_METRICS_NEW (~(u32) 0) + +static inline bool inet_metrics_new(const struct inet_peer *p) +{ + return p->metrics[RTAX_LOCK-1] == INETPEER_METRICS_NEW; +} + /* can be called with or without local BH being disabled */ -struct inet_peer *inet_getpeer(__be32 daddr, int create); +struct inet_peer *inet_getpeer(struct inetpeer_addr *daddr, int create); + +static inline struct inet_peer *inet_getpeer_v4(__be32 v4daddr, int create) +{ + struct inetpeer_addr daddr; + + daddr.addr.a4 = v4daddr; + daddr.family = AF_INET; + return inet_getpeer(&daddr, create); +} + +static inline struct inet_peer *inet_getpeer_v6(const struct in6_addr *v6daddr, int create) +{ + struct inetpeer_addr daddr; + + ipv6_addr_copy((struct in6_addr *)daddr.addr.a6, v6daddr); + daddr.family = AF_INET6; + return inet_getpeer(&daddr, create); +} /* can be called from BH context or outside */ extern void inet_putpeer(struct inet_peer *p); +extern bool inet_peer_xrlim_allow(struct inet_peer *peer, int timeout); /* * temporary check to make sure we dont access rid, ip_id_count, tcp_ts, diff --git a/include/net/ip.h b/include/net/ip.h index dbee3fe260e1..66dd49149208 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -52,14 +52,14 @@ static inline unsigned int ip_hdrlen(const struct sk_buff *skb) struct ipcm_cookie { __be32 addr; int oif; - struct ip_options *opt; + struct ip_options_rcu *opt; __u8 tx_flags; }; #define IPCB(skb) ((struct inet_skb_parm*)((skb)->cb)) struct ip_ra_chain { - struct ip_ra_chain *next; + struct ip_ra_chain __rcu *next; struct sock *sk; union { void (*destructor)(struct sock *); @@ -68,7 +68,7 @@ struct ip_ra_chain { struct rcu_head rcu; }; -extern struct ip_ra_chain *ip_ra_chain; +extern struct ip_ra_chain __rcu *ip_ra_chain; /* IP flags. */ #define IP_CE 0x8000 /* Flag: "Congestion" */ @@ -92,7 +92,7 @@ extern int igmp_mc_proc_init(void); extern int ip_build_and_send_pkt(struct sk_buff *skb, struct sock *sk, __be32 saddr, __be32 daddr, - struct ip_options *opt); + struct ip_options_rcu *opt); extern int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev); extern int ip_local_deliver(struct sk_buff *skb); @@ -104,9 +104,9 @@ extern int ip_do_nat(struct sk_buff *skb); extern void ip_send_check(struct iphdr *ip); extern int __ip_local_out(struct sk_buff *skb); extern int ip_local_out(struct sk_buff *skb); -extern int ip_queue_xmit(struct sk_buff *skb); +extern int ip_queue_xmit(struct sk_buff *skb, struct flowi *fl); extern void ip_init(void); -extern int ip_append_data(struct sock *sk, +extern int ip_append_data(struct sock *sk, struct flowi4 *fl4, int getfrag(void *from, char *to, int offset, int len, int odd, struct sk_buff *skb), void *from, int len, int protolen, @@ -114,10 +114,28 @@ extern int ip_append_data(struct sock *sk, struct rtable **rt, unsigned int flags); extern int ip_generic_getfrag(void *from, char *to, int offset, int len, int odd, struct sk_buff *skb); -extern ssize_t ip_append_page(struct sock *sk, struct page *page, +extern ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page, int offset, size_t size, int flags); -extern int ip_push_pending_frames(struct sock *sk); +extern struct sk_buff *__ip_make_skb(struct sock *sk, + struct flowi4 *fl4, + struct sk_buff_head *queue, + struct inet_cork *cork); +extern int ip_send_skb(struct sk_buff *skb); +extern int ip_push_pending_frames(struct sock *sk, struct flowi4 *fl4); extern void ip_flush_pending_frames(struct sock *sk); +extern struct sk_buff *ip_make_skb(struct sock *sk, + struct flowi4 *fl4, + int getfrag(void *from, char *to, int offset, int len, + int odd, struct sk_buff *skb), + void *from, int length, int transhdrlen, + struct ipcm_cookie *ipc, + struct rtable **rtp, + unsigned int flags); + +static inline struct sk_buff *ip_finish_skb(struct sock *sk, struct flowi4 *fl4) +{ + return __ip_make_skb(sk, fl4, &sk->sk_write_queue, &inet_sk(sk)->cork.base); +} /* datagram.c */ extern int ip4_datagram_connect(struct sock *sk, @@ -156,8 +174,8 @@ static inline __u8 ip_reply_arg_flowi_flags(const struct ip_reply_arg *arg) return (arg->flags & IP_REPLY_ARG_NOSRCCHECK) ? FLOWI_FLAG_ANYSRC : 0; } -void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *arg, - unsigned int len); +void ip_send_reply(struct sock *sk, struct sk_buff *skb, __be32 daddr, + struct ip_reply_arg *arg, unsigned int len); struct ipv4_config { int log_martians; @@ -201,7 +219,6 @@ static inline int inet_is_reserved_local_port(int port) return test_bit(port, sysctl_local_reserved_ports); } -extern int sysctl_ip_default_ttl; extern int sysctl_ip_nonlocal_bind; extern struct ctl_path net_core_path[]; @@ -324,6 +341,14 @@ static inline void ip_ib_mc_map(__be32 naddr, const unsigned char *broadcast, ch buf[16] = addr & 0x0f; } +static inline void ip_ipgre_mc_map(__be32 naddr, const unsigned char *broadcast, char *buf) +{ + if ((broadcast[0] | broadcast[1] | broadcast[2] | broadcast[3]) != 0) + memcpy(buf, broadcast, 4); + else + memcpy(buf, &naddr, sizeof(naddr)); +} + #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) #include <linux/ipv6.h> #endif @@ -393,14 +418,15 @@ extern int ip_forward(struct sk_buff *skb); * Functions provided by ip_options.c */ -extern void ip_options_build(struct sk_buff *skb, struct ip_options *opt, __be32 daddr, struct rtable *rt, int is_frag); +extern void ip_options_build(struct sk_buff *skb, struct ip_options *opt, + __be32 daddr, struct rtable *rt, int is_frag); extern int ip_options_echo(struct ip_options *dopt, struct sk_buff *skb); extern void ip_options_fragment(struct sk_buff *skb); extern int ip_options_compile(struct net *net, struct ip_options *opt, struct sk_buff *skb); -extern int ip_options_get(struct net *net, struct ip_options **optp, +extern int ip_options_get(struct net *net, struct ip_options_rcu **optp, unsigned char *data, int optlen); -extern int ip_options_get_from_user(struct net *net, struct ip_options **optp, +extern int ip_options_get_from_user(struct net *net, struct ip_options_rcu **optp, unsigned char __user *data, int optlen); extern void ip_options_undo(struct ip_options * opt); extern void ip_forward_options(struct sk_buff *skb); @@ -428,15 +454,6 @@ extern void ip_icmp_error(struct sock *sk, struct sk_buff *skb, int err, extern void ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 dport, u32 info); -/* sysctl helpers - any sysctl which holds a value that ends up being - * fed into the routing cache should use these handlers. - */ -int ipv4_doint_and_flush(ctl_table *ctl, int write, - void __user *buffer, - size_t *lenp, loff_t *ppos); -int ipv4_doint_and_flush_strategy(ctl_table *table, - void __user *oldval, size_t __user *oldlenp, - void __user *newval, size_t newlen); #ifdef CONFIG_PROC_FS extern int ip_misc_proc_init(void); #endif diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index 062a823d311c..477ef75f3873 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -13,14 +13,13 @@ #ifndef _IP6_FIB_H #define _IP6_FIB_H -#ifdef __KERNEL__ - #include <linux/ipv6_route.h> #include <linux/rtnetlink.h> #include <linux/spinlock.h> #include <net/dst.h> #include <net/flow.h> #include <net/netlink.h> +#include <net/inetpeer.h> #ifdef CONFIG_IPV6_MULTIPLE_TABLES #define FIB6_TABLE_HASHSZ 256 @@ -41,6 +40,7 @@ struct fib6_config { struct in6_addr fc_dst; struct in6_addr fc_src; + struct in6_addr fc_prefsrc; struct in6_addr fc_gateway; unsigned long fc_expires; @@ -106,9 +106,12 @@ struct rt6_info { struct rt6key rt6i_dst ____cacheline_aligned_in_smp; u32 rt6i_flags; struct rt6key rt6i_src; + struct rt6key rt6i_prefsrc; u32 rt6i_metric; + u32 rt6i_peer_genid; struct inet6_dev *rt6i_idev; + struct inet_peer *rt6i_peer; #ifdef CONFIG_XFRM u32 rt6i_flow_cache_genid; @@ -180,7 +183,7 @@ struct fib6_table { typedef struct rt6_info *(*pol_lookup_t)(struct net *, struct fib6_table *, - struct flowi *, int); + struct flowi6 *, int); /* * exported functions @@ -189,16 +192,16 @@ typedef struct rt6_info *(*pol_lookup_t)(struct net *, extern struct fib6_table *fib6_get_table(struct net *net, u32 id); extern struct fib6_table *fib6_new_table(struct net *net, u32 id); extern struct dst_entry *fib6_rule_lookup(struct net *net, - struct flowi *fl, int flags, + struct flowi6 *fl6, int flags, pol_lookup_t lookup); extern struct fib6_node *fib6_lookup(struct fib6_node *root, - struct in6_addr *daddr, - struct in6_addr *saddr); + const struct in6_addr *daddr, + const struct in6_addr *saddr); struct fib6_node *fib6_locate(struct fib6_node *root, - struct in6_addr *daddr, int dst_len, - struct in6_addr *saddr, int src_len); + const struct in6_addr *daddr, int dst_len, + const struct in6_addr *saddr, int src_len); extern void fib6_clean_all(struct net *net, int (*func)(struct rt6_info *, void *arg), @@ -235,4 +238,3 @@ static inline void fib6_rules_cleanup(void) } #endif #endif -#endif diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 278312c95f96..5e91b72fc718 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -3,7 +3,6 @@ #define IP6_RT_PRIO_USER 1024 #define IP6_RT_PRIO_ADDRCONF 256 -#define IP6_RT_PRIO_KERN 512 struct route_info { __u8 type; @@ -22,8 +21,6 @@ struct route_info { __u8 prefix[0]; /* 0,8 or 16 */ }; -#ifdef __KERNEL__ - #include <net/flow.h> #include <net/ip6_fib.h> #include <net/sock.h> @@ -56,11 +53,23 @@ static inline unsigned int rt6_flags2srcprefs(int flags) return (flags >> 3) & 7; } +extern void rt6_bind_peer(struct rt6_info *rt, + int create); + +static inline struct inet_peer *rt6_get_peer(struct rt6_info *rt) +{ + if (rt->rt6i_peer) + return rt->rt6i_peer; + + rt6_bind_peer(rt, 0); + return rt->rt6i_peer; +} + extern void ip6_route_input(struct sk_buff *skb); extern struct dst_entry * ip6_route_output(struct net *net, - struct sock *sk, - struct flowi *fl); + const struct sock *sk, + struct flowi6 *fl6); extern int ip6_route_init(void); extern void ip6_route_cleanup(void); @@ -73,6 +82,12 @@ extern int ip6_route_add(struct fib6_config *cfg); extern int ip6_ins_rt(struct rt6_info *); extern int ip6_del_rt(struct rt6_info *); +extern int ip6_route_get_saddr(struct net *net, + struct rt6_info *rt, + const struct in6_addr *daddr, + unsigned int prefs, + struct in6_addr *saddr); + extern struct rt6_info *rt6_lookup(struct net *net, const struct in6_addr *daddr, const struct in6_addr *saddr, @@ -95,9 +110,9 @@ extern int ip6_dst_hoplimit(struct dst_entry *dst); * support functions for ND * */ -extern struct rt6_info * rt6_get_dflt_router(struct in6_addr *addr, +extern struct rt6_info * rt6_get_dflt_router(const struct in6_addr *addr, struct net_device *dev); -extern struct rt6_info * rt6_add_dflt_router(struct in6_addr *gwaddr, +extern struct rt6_info * rt6_add_dflt_router(const struct in6_addr *gwaddr, struct net_device *dev, unsigned int pref); @@ -105,17 +120,17 @@ extern void rt6_purge_dflt_routers(struct net *net); extern int rt6_route_rcv(struct net_device *dev, u8 *opt, int len, - struct in6_addr *gwaddr); + const struct in6_addr *gwaddr); -extern void rt6_redirect(struct in6_addr *dest, - struct in6_addr *src, - struct in6_addr *saddr, +extern void rt6_redirect(const struct in6_addr *dest, + const struct in6_addr *src, + const struct in6_addr *saddr, struct neighbour *neigh, u8 *lladdr, int on_link); -extern void rt6_pmtu_discovery(struct in6_addr *daddr, - struct in6_addr *saddr, +extern void rt6_pmtu_discovery(const struct in6_addr *daddr, + const struct in6_addr *saddr, struct net_device *dev, u32 pmtu); @@ -130,6 +145,7 @@ struct rt6_rtnl_dump_arg { extern int rt6_dump_route(struct rt6_info *rt, void *p_arg); extern void rt6_ifdown(struct net *net, struct net_device *dev); extern void rt6_mtu_change(struct net_device *dev, unsigned mtu); +extern void rt6_remove_prefsrc(struct inet6_ifaddr *ifp); /* @@ -164,5 +180,14 @@ static inline int ipv6_unicast_destination(struct sk_buff *skb) return rt->rt6i_flags & RTF_LOCAL; } -#endif +int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)); + +static inline int ip6_skb_dst_mtu(struct sk_buff *skb) +{ + struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL; + + return (np && np->pmtudisc == IPV6_PMTUDISC_PROBE) ? + skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb)); +} + #endif diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h index fc94ec568a50..fc73e667b50e 100644 --- a/include/net/ip6_tunnel.h +++ b/include/net/ip6_tunnel.h @@ -13,7 +13,7 @@ /* IPv6 tunnel */ struct ip6_tnl { - struct ip6_tnl *next; /* next tunnel in list */ + struct ip6_tnl __rcu *next; /* next tunnel in list */ struct net_device *dev; /* virtual device associated with tunnel */ struct ip6_tnl_parm parms; /* tunnel configuration parameters */ struct flowi fl; /* flowi template for xmit */ diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index ba3666d31766..10422ef14e28 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -55,11 +55,13 @@ struct fib_nh { int nh_weight; int nh_power; #endif -#ifdef CONFIG_NET_CLS_ROUTE +#ifdef CONFIG_IP_ROUTE_CLASSID __u32 nh_tclassid; #endif int nh_oif; __be32 nh_gw; + __be32 nh_saddr; + int nh_saddr_genid; }; /* @@ -72,12 +74,13 @@ struct fib_info { struct net *fib_net; int fib_treeref; atomic_t fib_clntref; - int fib_dead; unsigned fib_flags; - int fib_protocol; + unsigned char fib_dead; + unsigned char fib_protocol; + unsigned char fib_scope; __be32 fib_prefsrc; u32 fib_priority; - u32 fib_metrics[RTAX_MAX]; + u32 *fib_metrics; #define fib_mtu fib_metrics[RTAX_MTU-1] #define fib_window fib_metrics[RTAX_WINDOW-1] #define fib_rtt fib_metrics[RTAX_RTT-1] @@ -96,12 +99,15 @@ struct fib_info { struct fib_rule; #endif +struct fib_table; struct fib_result { unsigned char prefixlen; unsigned char nh_sel; unsigned char type; unsigned char scope; struct fib_info *fi; + struct fib_table *table; + struct list_head *fa_head; #ifdef CONFIG_IP_MULTIPLE_TABLES struct fib_rule *r; #endif @@ -136,28 +142,37 @@ struct fib_result_nl { #endif /* CONFIG_IP_ROUTE_MULTIPATH */ -#define FIB_RES_PREFSRC(res) ((res).fi->fib_prefsrc ? : __fib_res_prefsrc(&res)) +extern __be32 fib_info_update_nh_saddr(struct net *net, struct fib_nh *nh); + +#define FIB_RES_SADDR(net, res) \ + ((FIB_RES_NH(res).nh_saddr_genid == \ + atomic_read(&(net)->ipv4.dev_addr_genid)) ? \ + FIB_RES_NH(res).nh_saddr : \ + fib_info_update_nh_saddr((net), &FIB_RES_NH(res))) #define FIB_RES_GW(res) (FIB_RES_NH(res).nh_gw) #define FIB_RES_DEV(res) (FIB_RES_NH(res).nh_dev) #define FIB_RES_OIF(res) (FIB_RES_NH(res).nh_oif) +#define FIB_RES_PREFSRC(net, res) ((res).fi->fib_prefsrc ? : \ + FIB_RES_SADDR(net, res)) + struct fib_table { struct hlist_node tb_hlist; u32 tb_id; int tb_default; - unsigned char tb_data[0]; + int tb_num_default; + unsigned long tb_data[0]; }; -extern int fib_table_lookup(struct fib_table *tb, const struct flowi *flp, +extern int fib_table_lookup(struct fib_table *tb, const struct flowi4 *flp, struct fib_result *res, int fib_flags); extern int fib_table_insert(struct fib_table *, struct fib_config *); extern int fib_table_delete(struct fib_table *, struct fib_config *); extern int fib_table_dump(struct fib_table *table, struct sk_buff *skb, struct netlink_callback *cb); extern int fib_table_flush(struct fib_table *table); -extern void fib_table_select_default(struct fib_table *table, - const struct flowi *flp, - struct fib_result *res); +extern void fib_free_table(struct fib_table *tb); + #ifndef CONFIG_IP_MULTIPLE_TABLES @@ -180,7 +195,7 @@ static inline struct fib_table *fib_new_table(struct net *net, u32 id) return fib_get_table(net, id); } -static inline int fib_lookup(struct net *net, const struct flowi *flp, +static inline int fib_lookup(struct net *net, const struct flowi4 *flp, struct fib_result *res) { struct fib_table *table; @@ -199,11 +214,11 @@ static inline int fib_lookup(struct net *net, const struct flowi *flp, extern int __net_init fib4_rules_init(struct net *net); extern void __net_exit fib4_rules_exit(struct net *net); -#ifdef CONFIG_NET_CLS_ROUTE -extern u32 fib_rules_tclass(struct fib_result *res); +#ifdef CONFIG_IP_ROUTE_CLASSID +extern u32 fib_rules_tclass(const struct fib_result *res); #endif -extern int fib_lookup(struct net *n, struct flowi *flp, struct fib_result *res); +extern int fib_lookup(struct net *n, struct flowi4 *flp, struct fib_result *res); extern struct fib_table *fib_new_table(struct net *net, u32 id); extern struct fib_table *fib_get_table(struct net *net, u32 id); @@ -213,27 +228,26 @@ extern struct fib_table *fib_get_table(struct net *net, u32 id); /* Exported by fib_frontend.c */ extern const struct nla_policy rtm_ipv4_policy[]; extern void ip_fib_init(void); -extern int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, - struct net_device *dev, __be32 *spec_dst, - u32 *itag, u32 mark); -extern void fib_select_default(struct net *net, const struct flowi *flp, - struct fib_result *res); +extern int fib_validate_source(struct sk_buff *skb, __be32 src, __be32 dst, + u8 tos, int oif, struct net_device *dev, + __be32 *spec_dst, u32 *itag); +extern void fib_select_default(struct fib_result *res); /* Exported by fib_semantics.c */ extern int ip_fib_check_default(__be32 gw, struct net_device *dev); extern int fib_sync_down_dev(struct net_device *dev, int force); extern int fib_sync_down_addr(struct net *net, __be32 local); +extern void fib_update_nh_saddrs(struct net_device *dev); extern int fib_sync_up(struct net_device *dev); -extern __be32 __fib_res_prefsrc(struct fib_result *res); -extern void fib_select_multipath(const struct flowi *flp, struct fib_result *res); +extern void fib_select_multipath(struct fib_result *res); -/* Exported by fib_{hash|trie}.c */ -extern void fib_hash_init(void); -extern struct fib_table *fib_hash_table(u32 id); +/* Exported by fib_trie.c */ +extern void fib_trie_init(void); +extern struct fib_table *fib_trie_table(u32 id); -static inline void fib_combine_itag(u32 *itag, struct fib_result *res) +static inline void fib_combine_itag(u32 *itag, const struct fib_result *res) { -#ifdef CONFIG_NET_CLS_ROUTE +#ifdef CONFIG_IP_ROUTE_CLASSID #ifdef CONFIG_IP_MULTIPLE_TABLES u32 rtag; #endif diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index b7bbd6c28cfa..4fff432aeade 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -8,9 +8,6 @@ #include <linux/ip_vs.h> /* definitions shared with userland */ -/* old ipvsadm versions still include this file directly */ -#ifdef __KERNEL__ - #include <asm/types.h> /* for __uXX types */ #include <linux/sysctl.h> /* for ctl_path */ @@ -28,6 +25,80 @@ #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) #include <net/netfilter/nf_conntrack.h> #endif +#include <net/net_namespace.h> /* Netw namespace */ + +/* + * Generic access of ipvs struct + */ +static inline struct netns_ipvs *net_ipvs(struct net* net) +{ + return net->ipvs; +} +/* + * Get net ptr from skb in traffic cases + * use skb_sknet when call is from userland (ioctl or netlink) + */ +static inline struct net *skb_net(const struct sk_buff *skb) +{ +#ifdef CONFIG_NET_NS +#ifdef CONFIG_IP_VS_DEBUG + /* + * This is used for debug only. + * Start with the most likely hit + * End with BUG + */ + if (likely(skb->dev && skb->dev->nd_net)) + return dev_net(skb->dev); + if (skb_dst(skb) && skb_dst(skb)->dev) + return dev_net(skb_dst(skb)->dev); + WARN(skb->sk, "Maybe skb_sknet should be used in %s() at line:%d\n", + __func__, __LINE__); + if (likely(skb->sk && skb->sk->sk_net)) + return sock_net(skb->sk); + pr_err("There is no net ptr to find in the skb in %s() line:%d\n", + __func__, __LINE__); + BUG(); +#else + return dev_net(skb->dev ? : skb_dst(skb)->dev); +#endif +#else + return &init_net; +#endif +} + +static inline struct net *skb_sknet(const struct sk_buff *skb) +{ +#ifdef CONFIG_NET_NS +#ifdef CONFIG_IP_VS_DEBUG + /* Start with the most likely hit */ + if (likely(skb->sk && skb->sk->sk_net)) + return sock_net(skb->sk); + WARN(skb->dev, "Maybe skb_net should be used instead in %s() line:%d\n", + __func__, __LINE__); + if (likely(skb->dev && skb->dev->nd_net)) + return dev_net(skb->dev); + pr_err("There is no net ptr to find in the skb in %s() line:%d\n", + __func__, __LINE__); + BUG(); +#else + return sock_net(skb->sk); +#endif +#else + return &init_net; +#endif +} +/* + * This one needed for single_open_net since net is stored directly in + * private not as a struct i.e. seq_file_net can't be used. + */ +static inline struct net *seq_file_single_net(struct seq_file *seq) +{ +#ifdef CONFIG_NET_NS + return (struct net *)seq->private; +#else + return &init_net; +#endif +} /* Connections' size value needed by ip_vs_ctl.c */ extern int ip_vs_conn_tab_size; @@ -258,6 +329,23 @@ struct ip_vs_seq { before last resized pkt */ }; +/* + * counters per cpu + */ +struct ip_vs_counters { + __u32 conns; /* connections scheduled */ + __u32 inpkts; /* incoming packets */ + __u32 outpkts; /* outgoing packets */ + __u64 inbytes; /* incoming bytes */ + __u64 outbytes; /* outgoing bytes */ +}; +/* + * Stats per cpu + */ +struct ip_vs_cpu_stats { + struct ip_vs_counters ustats; + struct u64_stats_sync syncp; +}; /* * IPVS statistics objects @@ -279,10 +367,11 @@ struct ip_vs_estimator { }; struct ip_vs_stats { - struct ip_vs_stats_user ustats; /* statistics */ + struct ip_vs_stats_user ustats; /* statistics */ struct ip_vs_estimator est; /* estimator */ - - spinlock_t lock; /* spin lock */ + struct ip_vs_cpu_stats *cpustats; /* per cpu counters */ + spinlock_t lock; /* spin lock */ + struct ip_vs_stats_user ustats0; /* reset values */ }; struct dst_entry; @@ -290,6 +379,7 @@ struct iphdr; struct ip_vs_conn; struct ip_vs_app; struct sk_buff; +struct ip_vs_proto_data; struct ip_vs_protocol { struct ip_vs_protocol *next; @@ -297,21 +387,22 @@ struct ip_vs_protocol { u16 protocol; u16 num_states; int dont_defrag; - atomic_t appcnt; /* counter of proto app incs */ - int *timeout_table; /* protocol timeout table */ void (*init)(struct ip_vs_protocol *pp); void (*exit)(struct ip_vs_protocol *pp); + void (*init_netns)(struct net *net, struct ip_vs_proto_data *pd); + + void (*exit_netns)(struct net *net, struct ip_vs_proto_data *pd); + int (*conn_schedule)(int af, struct sk_buff *skb, - struct ip_vs_protocol *pp, + struct ip_vs_proto_data *pd, int *verdict, struct ip_vs_conn **cpp); struct ip_vs_conn * (*conn_in_get)(int af, const struct sk_buff *skb, - struct ip_vs_protocol *pp, const struct ip_vs_iphdr *iph, unsigned int proto_off, int inverse); @@ -319,7 +410,6 @@ struct ip_vs_protocol { struct ip_vs_conn * (*conn_out_get)(int af, const struct sk_buff *skb, - struct ip_vs_protocol *pp, const struct ip_vs_iphdr *iph, unsigned int proto_off, int inverse); @@ -337,11 +427,11 @@ struct ip_vs_protocol { int (*state_transition)(struct ip_vs_conn *cp, int direction, const struct sk_buff *skb, - struct ip_vs_protocol *pp); + struct ip_vs_proto_data *pd); - int (*register_app)(struct ip_vs_app *inc); + int (*register_app)(struct net *net, struct ip_vs_app *inc); - void (*unregister_app)(struct ip_vs_app *inc); + void (*unregister_app)(struct net *net, struct ip_vs_app *inc); int (*app_conn_bind)(struct ip_vs_conn *cp); @@ -350,14 +440,26 @@ struct ip_vs_protocol { int offset, const char *msg); - void (*timeout_change)(struct ip_vs_protocol *pp, int flags); + void (*timeout_change)(struct ip_vs_proto_data *pd, int flags); +}; - int (*set_state_timeout)(struct ip_vs_protocol *pp, char *sname, int to); +/* + * protocol data per netns + */ +struct ip_vs_proto_data { + struct ip_vs_proto_data *next; + struct ip_vs_protocol *pp; + int *timeout_table; /* protocol timeout table */ + atomic_t appcnt; /* counter of proto app incs. */ + struct tcp_states_t *tcp_state_table; }; -extern struct ip_vs_protocol * ip_vs_proto_get(unsigned short proto); +extern struct ip_vs_protocol *ip_vs_proto_get(unsigned short proto); +extern struct ip_vs_proto_data *ip_vs_proto_data_get(struct net *net, + unsigned short proto); struct ip_vs_conn_param { + struct net *net; const union nf_inet_addr *caddr; const union nf_inet_addr *vaddr; __be16 cport; @@ -374,17 +476,20 @@ struct ip_vs_conn_param { * IP_VS structure allocated for each dynamically scheduled connection */ struct ip_vs_conn { - struct list_head c_list; /* hashed list heads */ - + struct hlist_node c_list; /* hashed list heads */ +#ifdef CONFIG_NET_NS + struct net *net; /* Name space */ +#endif /* Protocol, addresses and port numbers */ - u16 af; /* address family */ - union nf_inet_addr caddr; /* client address */ - union nf_inet_addr vaddr; /* virtual address */ - union nf_inet_addr daddr; /* destination address */ - volatile __u32 flags; /* status flags */ - __be16 cport; - __be16 vport; - __be16 dport; + u16 af; /* address family */ + __be16 cport; + __be16 vport; + __be16 dport; + __u32 fwmark; /* Fire wall mark from skb */ + union nf_inet_addr caddr; /* client address */ + union nf_inet_addr vaddr; /* virtual address */ + union nf_inet_addr daddr; /* destination address */ + volatile __u32 flags; /* status flags */ __u16 protocol; /* Which protocol (TCP/UDP) */ /* counter and timer */ @@ -422,10 +527,38 @@ struct ip_vs_conn { struct ip_vs_seq in_seq; /* incoming seq. struct */ struct ip_vs_seq out_seq; /* outgoing seq. struct */ + const struct ip_vs_pe *pe; char *pe_data; __u8 pe_data_len; }; +/* + * To save some memory in conn table when name space is disabled. + */ +static inline struct net *ip_vs_conn_net(const struct ip_vs_conn *cp) +{ +#ifdef CONFIG_NET_NS + return cp->net; +#else + return &init_net; +#endif +} +static inline void ip_vs_conn_net_set(struct ip_vs_conn *cp, struct net *net) +{ +#ifdef CONFIG_NET_NS + cp->net = net; +#endif +} + +static inline int ip_vs_conn_net_eq(const struct ip_vs_conn *cp, + struct net *net) +{ +#ifdef CONFIG_NET_NS + return cp->net == net; +#else + return 1; +#endif +} /* * Extended internal versions of struct ip_vs_service_user and @@ -485,6 +618,7 @@ struct ip_vs_service { unsigned flags; /* service status flags */ unsigned timeout; /* persistent timeout in ticks */ __be32 netmask; /* grouping granularity */ + struct net *net; struct list_head destinations; /* real server d-linked list */ __u32 num_dests; /* number of servers */ @@ -510,8 +644,8 @@ struct ip_vs_dest { struct list_head d_list; /* for table with all the dests */ u16 af; /* address family */ - union nf_inet_addr addr; /* IP address of the server */ __be16 port; /* port number of the server */ + union nf_inet_addr addr; /* IP address of the server */ volatile unsigned flags; /* dest status flags */ atomic_t conn_flags; /* flags to copy to conn */ atomic_t weight; /* server weight */ @@ -531,15 +665,13 @@ struct ip_vs_dest { struct dst_entry *dst_cache; /* destination cache entry */ u32 dst_rtos; /* RT_TOS(tos) for dst */ u32 dst_cookie; -#ifdef CONFIG_IP_VS_IPV6 - struct in6_addr dst_saddr; -#endif + union nf_inet_addr dst_saddr; /* for virtual service */ struct ip_vs_service *svc; /* service it belongs to */ __u16 protocol; /* which protocol (TCP/UDP) */ - union nf_inet_addr vaddr; /* virtual IP address */ __be16 vport; /* virtual port number */ + union nf_inet_addr vaddr; /* virtual IP address */ __u32 vfwmark; /* firewall mark of service */ }; @@ -651,6 +783,170 @@ struct ip_vs_app { void (*timeout_change)(struct ip_vs_app *app, int flags); }; +/* IPVS in network namespace */ +struct netns_ipvs { + int gen; /* Generation */ + int enable; /* enable like nf_hooks do */ + /* + * Hash table: for real service lookups + */ + #define IP_VS_RTAB_BITS 4 + #define IP_VS_RTAB_SIZE (1 << IP_VS_RTAB_BITS) + #define IP_VS_RTAB_MASK (IP_VS_RTAB_SIZE - 1) + + struct list_head rs_table[IP_VS_RTAB_SIZE]; + /* ip_vs_app */ + struct list_head app_list; + + /* ip_vs_proto */ + #define IP_VS_PROTO_TAB_SIZE 32 /* must be power of 2 */ + struct ip_vs_proto_data *proto_data_table[IP_VS_PROTO_TAB_SIZE]; + /* ip_vs_proto_tcp */ +#ifdef CONFIG_IP_VS_PROTO_TCP + #define TCP_APP_TAB_BITS 4 + #define TCP_APP_TAB_SIZE (1 << TCP_APP_TAB_BITS) + #define TCP_APP_TAB_MASK (TCP_APP_TAB_SIZE - 1) + struct list_head tcp_apps[TCP_APP_TAB_SIZE]; + spinlock_t tcp_app_lock; +#endif + /* ip_vs_proto_udp */ +#ifdef CONFIG_IP_VS_PROTO_UDP + #define UDP_APP_TAB_BITS 4 + #define UDP_APP_TAB_SIZE (1 << UDP_APP_TAB_BITS) + #define UDP_APP_TAB_MASK (UDP_APP_TAB_SIZE - 1) + struct list_head udp_apps[UDP_APP_TAB_SIZE]; + spinlock_t udp_app_lock; +#endif + /* ip_vs_proto_sctp */ +#ifdef CONFIG_IP_VS_PROTO_SCTP + #define SCTP_APP_TAB_BITS 4 + #define SCTP_APP_TAB_SIZE (1 << SCTP_APP_TAB_BITS) + #define SCTP_APP_TAB_MASK (SCTP_APP_TAB_SIZE - 1) + /* Hash table for SCTP application incarnations */ + struct list_head sctp_apps[SCTP_APP_TAB_SIZE]; + spinlock_t sctp_app_lock; +#endif + /* ip_vs_conn */ + atomic_t conn_count; /* connection counter */ + + /* ip_vs_ctl */ + struct ip_vs_stats tot_stats; /* Statistics & est. */ + + int num_services; /* no of virtual services */ + + rwlock_t rs_lock; /* real services table */ + /* semaphore for IPVS sockopts. And, [gs]etsockopt may sleep. */ + struct lock_class_key ctl_key; /* ctl_mutex debuging */ + /* Trash for destinations */ + struct list_head dest_trash; + /* Service counters */ + atomic_t ftpsvc_counter; + atomic_t nullsvc_counter; + +#ifdef CONFIG_SYSCTL + /* 1/rate drop and drop-entry variables */ + struct delayed_work defense_work; /* Work handler */ + int drop_rate; + int drop_counter; + atomic_t dropentry; + /* locks in ctl.c */ + spinlock_t dropentry_lock; /* drop entry handling */ + spinlock_t droppacket_lock; /* drop packet handling */ + spinlock_t securetcp_lock; /* state and timeout tables */ + + /* sys-ctl struct */ + struct ctl_table_header *sysctl_hdr; + struct ctl_table *sysctl_tbl; +#endif + + /* sysctl variables */ + int sysctl_amemthresh; + int sysctl_am_droprate; + int sysctl_drop_entry; + int sysctl_drop_packet; + int sysctl_secure_tcp; +#ifdef CONFIG_IP_VS_NFCT + int sysctl_conntrack; +#endif + int sysctl_snat_reroute; + int sysctl_sync_ver; + int sysctl_cache_bypass; + int sysctl_expire_nodest_conn; + int sysctl_expire_quiescent_template; + int sysctl_sync_threshold[2]; + int sysctl_nat_icmp_send; + + /* ip_vs_lblc */ + int sysctl_lblc_expiration; + struct ctl_table_header *lblc_ctl_header; + struct ctl_table *lblc_ctl_table; + /* ip_vs_lblcr */ + int sysctl_lblcr_expiration; + struct ctl_table_header *lblcr_ctl_header; + struct ctl_table *lblcr_ctl_table; + /* ip_vs_est */ + struct list_head est_list; /* estimator list */ + spinlock_t est_lock; + struct timer_list est_timer; /* Estimation timer */ + /* ip_vs_sync */ + struct list_head sync_queue; + spinlock_t sync_lock; + struct ip_vs_sync_buff *sync_buff; + spinlock_t sync_buff_lock; + struct sockaddr_in sync_mcast_addr; + struct task_struct *master_thread; + struct task_struct *backup_thread; + int send_mesg_maxlen; + int recv_mesg_maxlen; + volatile int sync_state; + volatile int master_syncid; + volatile int backup_syncid; + /* multicast interface name */ + char master_mcast_ifn[IP_VS_IFNAME_MAXLEN]; + char backup_mcast_ifn[IP_VS_IFNAME_MAXLEN]; + /* net name space ptr */ + struct net *net; /* Needed by timer routines */ +}; + +#define DEFAULT_SYNC_THRESHOLD 3 +#define DEFAULT_SYNC_PERIOD 50 +#define DEFAULT_SYNC_VER 1 + +#ifdef CONFIG_SYSCTL + +static inline int sysctl_sync_threshold(struct netns_ipvs *ipvs) +{ + return ipvs->sysctl_sync_threshold[0]; +} + +static inline int sysctl_sync_period(struct netns_ipvs *ipvs) +{ + return ipvs->sysctl_sync_threshold[1]; +} + +static inline int sysctl_sync_ver(struct netns_ipvs *ipvs) +{ + return ipvs->sysctl_sync_ver; +} + +#else + +static inline int sysctl_sync_threshold(struct netns_ipvs *ipvs) +{ + return DEFAULT_SYNC_THRESHOLD; +} + +static inline int sysctl_sync_period(struct netns_ipvs *ipvs) +{ + return DEFAULT_SYNC_PERIOD; +} + +static inline int sysctl_sync_ver(struct netns_ipvs *ipvs) +{ + return DEFAULT_SYNC_VER; +} + +#endif /* * IPVS core functions @@ -674,13 +970,14 @@ enum { IP_VS_DIR_LAST, }; -static inline void ip_vs_conn_fill_param(int af, int protocol, +static inline void ip_vs_conn_fill_param(struct net *net, int af, int protocol, const union nf_inet_addr *caddr, __be16 cport, const union nf_inet_addr *vaddr, __be16 vport, struct ip_vs_conn_param *p) { + p->net = net; p->af = af; p->protocol = protocol; p->caddr = caddr; @@ -695,7 +992,6 @@ struct ip_vs_conn *ip_vs_conn_in_get(const struct ip_vs_conn_param *p); struct ip_vs_conn *ip_vs_ct_in_get(const struct ip_vs_conn_param *p); struct ip_vs_conn * ip_vs_conn_in_get_proto(int af, const struct sk_buff *skb, - struct ip_vs_protocol *pp, const struct ip_vs_iphdr *iph, unsigned int proto_off, int inverse); @@ -703,7 +999,6 @@ struct ip_vs_conn * ip_vs_conn_in_get_proto(int af, const struct sk_buff *skb, struct ip_vs_conn *ip_vs_conn_out_get(const struct ip_vs_conn_param *p); struct ip_vs_conn * ip_vs_conn_out_get_proto(int af, const struct sk_buff *skb, - struct ip_vs_protocol *pp, const struct ip_vs_iphdr *iph, unsigned int proto_off, int inverse); @@ -719,14 +1014,14 @@ extern void ip_vs_conn_fill_cport(struct ip_vs_conn *cp, __be16 cport); struct ip_vs_conn *ip_vs_conn_new(const struct ip_vs_conn_param *p, const union nf_inet_addr *daddr, __be16 dport, unsigned flags, - struct ip_vs_dest *dest); + struct ip_vs_dest *dest, __u32 fwmark); extern void ip_vs_conn_expire_now(struct ip_vs_conn *cp); extern const char * ip_vs_state_name(__u16 proto, int state); -extern void ip_vs_tcp_conn_listen(struct ip_vs_conn *cp); +extern void ip_vs_tcp_conn_listen(struct net *net, struct ip_vs_conn *cp); extern int ip_vs_check_template(struct ip_vs_conn *ct); -extern void ip_vs_random_dropentry(void); +extern void ip_vs_random_dropentry(struct net *net); extern int ip_vs_conn_init(void); extern void ip_vs_conn_cleanup(void); @@ -790,18 +1085,34 @@ ip_vs_control_add(struct ip_vs_conn *cp, struct ip_vs_conn *ctl_cp) atomic_inc(&ctl_cp->n_control); } +/* + * IPVS netns init & cleanup functions + */ +extern int __ip_vs_estimator_init(struct net *net); +extern int __ip_vs_control_init(struct net *net); +extern int __ip_vs_protocol_init(struct net *net); +extern int __ip_vs_app_init(struct net *net); +extern int __ip_vs_conn_init(struct net *net); +extern int __ip_vs_sync_init(struct net *net); +extern void __ip_vs_conn_cleanup(struct net *net); +extern void __ip_vs_app_cleanup(struct net *net); +extern void __ip_vs_protocol_cleanup(struct net *net); +extern void __ip_vs_control_cleanup(struct net *net); +extern void __ip_vs_estimator_cleanup(struct net *net); +extern void __ip_vs_sync_cleanup(struct net *net); +extern void __ip_vs_service_cleanup(struct net *net); /* * IPVS application functions * (from ip_vs_app.c) */ #define IP_VS_APP_MAX_PORTS 8 -extern int register_ip_vs_app(struct ip_vs_app *app); -extern void unregister_ip_vs_app(struct ip_vs_app *app); +extern int register_ip_vs_app(struct net *net, struct ip_vs_app *app); +extern void unregister_ip_vs_app(struct net *net, struct ip_vs_app *app); extern int ip_vs_bind_app(struct ip_vs_conn *cp, struct ip_vs_protocol *pp); extern void ip_vs_unbind_app(struct ip_vs_conn *cp); -extern int -register_ip_vs_app_inc(struct ip_vs_app *app, __u16 proto, __u16 port); +extern int register_ip_vs_app_inc(struct net *net, struct ip_vs_app *app, + __u16 proto, __u16 port); extern int ip_vs_app_inc_get(struct ip_vs_app *inc); extern void ip_vs_app_inc_put(struct ip_vs_app *inc); @@ -814,15 +1125,27 @@ void ip_vs_bind_pe(struct ip_vs_service *svc, struct ip_vs_pe *pe); void ip_vs_unbind_pe(struct ip_vs_service *svc); int register_ip_vs_pe(struct ip_vs_pe *pe); int unregister_ip_vs_pe(struct ip_vs_pe *pe); -extern struct ip_vs_pe *ip_vs_pe_get(const char *name); -extern void ip_vs_pe_put(struct ip_vs_pe *pe); +struct ip_vs_pe *ip_vs_pe_getbyname(const char *name); +struct ip_vs_pe *__ip_vs_pe_getbyname(const char *pe_name); + +static inline void ip_vs_pe_get(const struct ip_vs_pe *pe) +{ + if (pe && pe->module) + __module_get(pe->module); +} + +static inline void ip_vs_pe_put(const struct ip_vs_pe *pe) +{ + if (pe && pe->module) + module_put(pe->module); +} /* * IPVS protocol functions (from ip_vs_proto.c) */ extern int ip_vs_protocol_init(void); extern void ip_vs_protocol_cleanup(void); -extern void ip_vs_protocol_timeout_change(int flags); +extern void ip_vs_protocol_timeout_change(struct netns_ipvs *ipvs, int flags); extern int *ip_vs_create_timeout_table(int *table, int size); extern int ip_vs_set_state_timeout(int *table, int num, const char *const *names, @@ -852,26 +1175,23 @@ extern struct ip_vs_scheduler *ip_vs_scheduler_get(const char *sched_name); extern void ip_vs_scheduler_put(struct ip_vs_scheduler *scheduler); extern struct ip_vs_conn * ip_vs_schedule(struct ip_vs_service *svc, struct sk_buff *skb, - struct ip_vs_protocol *pp, int *ignored); + struct ip_vs_proto_data *pd, int *ignored); extern int ip_vs_leave(struct ip_vs_service *svc, struct sk_buff *skb, - struct ip_vs_protocol *pp); + struct ip_vs_proto_data *pd); + +extern void ip_vs_scheduler_err(struct ip_vs_service *svc, const char *msg); /* * IPVS control data and functions (from ip_vs_ctl.c) */ -extern int sysctl_ip_vs_cache_bypass; -extern int sysctl_ip_vs_expire_nodest_conn; -extern int sysctl_ip_vs_expire_quiescent_template; -extern int sysctl_ip_vs_sync_threshold[2]; -extern int sysctl_ip_vs_nat_icmp_send; -extern int sysctl_ip_vs_conntrack; -extern int sysctl_ip_vs_snat_reroute; extern struct ip_vs_stats ip_vs_stats; extern const struct ctl_path net_vs_ctl_path[]; +extern int sysctl_ip_vs_sync_ver; +extern void ip_vs_sync_switch_mode(struct net *net, int mode); extern struct ip_vs_service * -ip_vs_service_get(int af, __u32 fwmark, __u16 protocol, +ip_vs_service_get(struct net *net, int af, __u32 fwmark, __u16 protocol, const union nf_inet_addr *vaddr, __be16 vport); static inline void ip_vs_service_put(struct ip_vs_service *svc) @@ -880,7 +1200,7 @@ static inline void ip_vs_service_put(struct ip_vs_service *svc) } extern struct ip_vs_dest * -ip_vs_lookup_real_service(int af, __u16 protocol, +ip_vs_lookup_real_service(struct net *net, int af, __u16 protocol, const union nf_inet_addr *daddr, __be16 dport); extern int ip_vs_use_count_inc(void); @@ -888,8 +1208,9 @@ extern void ip_vs_use_count_dec(void); extern int ip_vs_control_init(void); extern void ip_vs_control_cleanup(void); extern struct ip_vs_dest * -ip_vs_find_dest(int af, const union nf_inet_addr *daddr, __be16 dport, - const union nf_inet_addr *vaddr, __be16 vport, __u16 protocol); +ip_vs_find_dest(struct net *net, int af, const union nf_inet_addr *daddr, + __be16 dport, const union nf_inet_addr *vaddr, __be16 vport, + __u16 protocol, __u32 fwmark); extern struct ip_vs_dest *ip_vs_try_bind_dest(struct ip_vs_conn *cp); @@ -897,14 +1218,12 @@ extern struct ip_vs_dest *ip_vs_try_bind_dest(struct ip_vs_conn *cp); * IPVS sync daemon data and function prototypes * (from ip_vs_sync.c) */ -extern volatile int ip_vs_sync_state; -extern volatile int ip_vs_master_syncid; -extern volatile int ip_vs_backup_syncid; -extern char ip_vs_master_mcast_ifn[IP_VS_IFNAME_MAXLEN]; -extern char ip_vs_backup_mcast_ifn[IP_VS_IFNAME_MAXLEN]; -extern int start_sync_thread(int state, char *mcast_ifn, __u8 syncid); -extern int stop_sync_thread(int state); -extern void ip_vs_sync_conn(struct ip_vs_conn *cp); +extern int start_sync_thread(struct net *net, int state, char *mcast_ifn, + __u8 syncid); +extern int stop_sync_thread(struct net *net, int state); +extern void ip_vs_sync_conn(struct net *net, struct ip_vs_conn *cp); +extern int ip_vs_sync_init(void); +extern void ip_vs_sync_cleanup(void); /* @@ -912,9 +1231,11 @@ extern void ip_vs_sync_conn(struct ip_vs_conn *cp); */ extern int ip_vs_estimator_init(void); extern void ip_vs_estimator_cleanup(void); -extern void ip_vs_new_estimator(struct ip_vs_stats *stats); -extern void ip_vs_kill_estimator(struct ip_vs_stats *stats); +extern void ip_vs_start_estimator(struct net *net, struct ip_vs_stats *stats); +extern void ip_vs_stop_estimator(struct net *net, struct ip_vs_stats *stats); extern void ip_vs_zero_estimator(struct ip_vs_stats *stats); +extern void ip_vs_read_estimator(struct ip_vs_stats_user *dst, + struct ip_vs_stats *stats); /* * Various IPVS packet transmitters (from ip_vs_xmit.c) @@ -930,7 +1251,8 @@ extern int ip_vs_tunnel_xmit extern int ip_vs_dr_xmit (struct sk_buff *skb, struct ip_vs_conn *cp, struct ip_vs_protocol *pp); extern int ip_vs_icmp_xmit -(struct sk_buff *skb, struct ip_vs_conn *cp, struct ip_vs_protocol *pp, int offset); +(struct sk_buff *skb, struct ip_vs_conn *cp, struct ip_vs_protocol *pp, + int offset, unsigned int hooknum); extern void ip_vs_dst_reset(struct ip_vs_dest *dest); #ifdef CONFIG_IP_VS_IPV6 @@ -944,24 +1266,28 @@ extern int ip_vs_dr_xmit_v6 (struct sk_buff *skb, struct ip_vs_conn *cp, struct ip_vs_protocol *pp); extern int ip_vs_icmp_xmit_v6 (struct sk_buff *skb, struct ip_vs_conn *cp, struct ip_vs_protocol *pp, - int offset); + int offset, unsigned int hooknum); #endif +#ifdef CONFIG_SYSCTL /* * This is a simple mechanism to ignore packets when * we are loaded. Just set ip_vs_drop_rate to 'n' and * we start to drop 1/rate of the packets */ -extern int ip_vs_drop_rate; -extern int ip_vs_drop_counter; -static __inline__ int ip_vs_todrop(void) +static inline int ip_vs_todrop(struct netns_ipvs *ipvs) { - if (!ip_vs_drop_rate) return 0; - if (--ip_vs_drop_counter > 0) return 0; - ip_vs_drop_counter = ip_vs_drop_rate; + if (!ipvs->drop_rate) + return 0; + if (--ipvs->drop_counter > 0) + return 0; + ipvs->drop_counter = ipvs->drop_rate; return 1; } +#else +static inline int ip_vs_todrop(struct netns_ipvs *ipvs) { return 0; } +#endif /* * ip_vs_fwd_tag returns the forwarding tag of the connection @@ -1031,7 +1357,7 @@ static inline void ip_vs_notrack(struct sk_buff *skb) { #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) enum ip_conntrack_info ctinfo; - struct nf_conn *ct = ct = nf_ct_get(skb, &ctinfo); + struct nf_conn *ct = nf_ct_get(skb, &ctinfo); if (!ct || !nf_ct_is_untracked(ct)) { nf_reset(skb); @@ -1047,9 +1373,13 @@ static inline void ip_vs_notrack(struct sk_buff *skb) * Netfilter connection tracking * (from ip_vs_nfct.c) */ -static inline int ip_vs_conntrack_enabled(void) +static inline int ip_vs_conntrack_enabled(struct netns_ipvs *ipvs) { - return sysctl_ip_vs_conntrack; +#ifdef CONFIG_SYSCTL + return ipvs->sysctl_conntrack; +#else + return 0; +#endif } extern void ip_vs_update_conntrack(struct sk_buff *skb, struct ip_vs_conn *cp, @@ -1062,7 +1392,7 @@ extern void ip_vs_conn_drop_conntrack(struct ip_vs_conn *cp); #else -static inline int ip_vs_conntrack_enabled(void) +static inline int ip_vs_conntrack_enabled(struct netns_ipvs *ipvs) { return 0; } @@ -1084,6 +1414,18 @@ static inline void ip_vs_conn_drop_conntrack(struct ip_vs_conn *cp) /* CONFIG_IP_VS_NFCT */ #endif -#endif /* __KERNEL__ */ +static inline unsigned int +ip_vs_dest_conn_overhead(struct ip_vs_dest *dest) +{ + /* + * We think the overhead of processing active connections is 256 + * times higher than that of inactive connections in average. (This + * 256 times might not be accurate, we will change it later) We + * use the following formula to estimate the overhead now: + * dest->activeconns*256 + dest->inactconns + */ + return (atomic_read(&dest->activeconns) << 8) + + atomic_read(&dest->inactconns); +} #endif /* _NET_IP_VS_H */ diff --git a/include/net/ipip.h b/include/net/ipip.h index 58abbf966b0c..a32654d52730 100644 --- a/include/net/ipip.h +++ b/include/net/ipip.h @@ -16,7 +16,7 @@ struct ip_tunnel_6rd_parm { }; struct ip_tunnel { - struct ip_tunnel *next; + struct ip_tunnel __rcu *next; struct net_device *dev; int err_count; /* Number of arrived ICMP errors */ @@ -34,12 +34,12 @@ struct ip_tunnel { #ifdef CONFIG_IPV6_SIT_6RD struct ip_tunnel_6rd_parm ip6rd; #endif - struct ip_tunnel_prl_entry *prl; /* potential router list */ + struct ip_tunnel_prl_entry __rcu *prl; /* potential router list */ unsigned int prl_count; /* # of entries in PRL */ }; struct ip_tunnel_prl_entry { - struct ip_tunnel_prl_entry *next; + struct ip_tunnel_prl_entry __rcu *next; __be32 addr; u16 flags; struct rcu_head rcu_head; diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 4a3cd2cd2f5e..c033ed00df7d 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -77,11 +77,9 @@ /* * Addr scopes */ -#ifdef __KERNEL__ #define IPV6_ADDR_MC_SCOPE(a) \ ((a)->s6_addr[1] & 0x0f) /* nonstandard */ #define __IPV6_ADDR_SCOPE_INVALID -1 -#endif #define IPV6_ADDR_SCOPE_NODELOCAL 0x01 #define IPV6_ADDR_SCOPE_LINKLOCAL 0x02 #define IPV6_ADDR_SCOPE_SITELOCAL 0x05 @@ -89,6 +87,16 @@ #define IPV6_ADDR_SCOPE_GLOBAL 0x0e /* + * Addr flags + */ +#define IPV6_ADDR_MC_FLAG_TRANSIENT(a) \ + ((a)->s6_addr[1] & 0x10) +#define IPV6_ADDR_MC_FLAG_PREFIX(a) \ + ((a)->s6_addr[1] & 0x20) +#define IPV6_ADDR_MC_FLAG_RENDEZVOUS(a) \ + ((a)->s6_addr[1] & 0x40) + +/* * fragmentation header */ @@ -101,8 +109,6 @@ struct frag_hdr { #define IP6_MF 0x0001 -#ifdef __KERNEL__ - #include <net/sock.h> /* sysctls */ @@ -117,6 +123,15 @@ extern struct ctl_path net_ipv6_ctl_path[]; SNMP_INC_STATS##modifier((net)->mib.statname##_statistics, (field));\ }) +/* per device counters are atomic_long_t */ +#define _DEVINCATOMIC(net, statname, modifier, idev, field) \ +({ \ + struct inet6_dev *_idev = (idev); \ + if (likely(_idev != NULL)) \ + SNMP_INC_STATS_ATOMIC_LONG((_idev)->stats.statname##dev, (field)); \ + SNMP_INC_STATS##modifier((net)->mib.statname##_statistics, (field));\ +}) + #define _DEVADD(net, statname, modifier, idev, field, val) \ ({ \ struct inet6_dev *_idev = (idev); \ @@ -148,16 +163,16 @@ extern struct ctl_path net_ipv6_ctl_path[]; #define IP6_UPD_PO_STATS_BH(net, idev,field,val) \ _DEVUPD(net, ipv6, 64_BH, idev, field, val) #define ICMP6_INC_STATS(net, idev, field) \ - _DEVINC(net, icmpv6, , idev, field) + _DEVINCATOMIC(net, icmpv6, , idev, field) #define ICMP6_INC_STATS_BH(net, idev, field) \ - _DEVINC(net, icmpv6, _BH, idev, field) + _DEVINCATOMIC(net, icmpv6, _BH, idev, field) #define ICMP6MSGOUT_INC_STATS(net, idev, field) \ - _DEVINC(net, icmpv6msg, , idev, field +256) + _DEVINCATOMIC(net, icmpv6msg, , idev, field +256) #define ICMP6MSGOUT_INC_STATS_BH(net, idev, field) \ - _DEVINC(net, icmpv6msg, _BH, idev, field +256) + _DEVINCATOMIC(net, icmpv6msg, _BH, idev, field +256) #define ICMP6MSGIN_INC_STATS_BH(net, idev, field) \ - _DEVINC(net, icmpv6msg, _BH, idev, field) + _DEVINCATOMIC(net, icmpv6msg, _BH, idev, field) struct ip6_ra_chain { struct ip6_ra_chain *next; @@ -364,8 +379,8 @@ enum ip6_defrag_users { struct ip6_create_arg { __be32 id; u32 user; - struct in6_addr *src; - struct in6_addr *dst; + const struct in6_addr *src; + const struct in6_addr *dst; }; void ip6_frag_init(struct inet_frag_queue *q, void *a); @@ -480,7 +495,7 @@ extern int ip6_rcv_finish(struct sk_buff *skb); */ extern int ip6_xmit(struct sock *sk, struct sk_buff *skb, - struct flowi *fl, + struct flowi6 *fl6, struct ipv6_txoptions *opt); extern int ip6_nd_hdr(struct sock *sk, @@ -500,7 +515,7 @@ extern int ip6_append_data(struct sock *sk, int hlimit, int tclass, struct ipv6_txoptions *opt, - struct flowi *fl, + struct flowi6 *fl6, struct rt6_info *rt, unsigned int flags, int dontfrag); @@ -511,13 +526,17 @@ extern void ip6_flush_pending_frames(struct sock *sk); extern int ip6_dst_lookup(struct sock *sk, struct dst_entry **dst, - struct flowi *fl); -extern int ip6_dst_blackhole(struct sock *sk, - struct dst_entry **dst, - struct flowi *fl); -extern int ip6_sk_dst_lookup(struct sock *sk, - struct dst_entry **dst, - struct flowi *fl); + struct flowi6 *fl6); +extern struct dst_entry * ip6_dst_lookup_flow(struct sock *sk, + struct flowi6 *fl6, + const struct in6_addr *final_dst, + bool can_sleep); +extern struct dst_entry * ip6_sk_dst_lookup_flow(struct sock *sk, + struct flowi6 *fl6, + const struct in6_addr *final_dst, + bool can_sleep); +extern struct dst_entry * ip6_blackhole_route(struct net *net, + struct dst_entry *orig_dst); /* * skb processing functions @@ -550,7 +569,7 @@ extern int ipv6_ext_hdr(u8 nexthdr); extern int ipv6_find_tlv(struct sk_buff *skb, int offset, int type); -extern struct in6_addr *fl6_update_dst(struct flowi *fl, +extern struct in6_addr *fl6_update_dst(struct flowi6 *fl6, const struct ipv6_txoptions *opt, struct in6_addr *orig); @@ -584,8 +603,8 @@ extern int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len); extern int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len); extern void ipv6_icmp_error(struct sock *sk, struct sk_buff *skb, int err, __be16 port, u32 info, u8 *payload); -extern void ipv6_local_error(struct sock *sk, int err, struct flowi *fl, u32 info); -extern void ipv6_local_rxpmtu(struct sock *sk, struct flowi *fl, u32 mtu); +extern void ipv6_local_error(struct sock *sk, int err, struct flowi6 *fl6, u32 info); +extern void ipv6_local_rxpmtu(struct sock *sk, struct flowi6 *fl6, u32 mtu); extern int inet6_release(struct socket *sock); extern int inet6_bind(struct socket *sock, struct sockaddr *uaddr, @@ -651,5 +670,4 @@ extern int ipv6_static_sysctl_register(void); extern void ipv6_static_sysctl_unregister(void); #endif -#endif /* __KERNEL__ */ #endif /* _NET_IPV6_H */ diff --git a/include/net/ipx.h b/include/net/ipx.h index 05d7e4a88b49..c1fec6b464cc 100644 --- a/include/net/ipx.h +++ b/include/net/ipx.h @@ -80,7 +80,6 @@ struct ipx_route { atomic_t refcnt; }; -#ifdef __KERNEL__ struct ipx_cb { u8 ipx_tctrl; __be32 ipx_dest_net; @@ -116,7 +115,6 @@ static inline struct ipx_sock *ipx_sk(struct sock *sk) } #define IPX_SKB_CB(__skb) ((struct ipx_cb *)&((__skb)->cb[0])) -#endif #define IPX_MIN_EPHEMERAL_SOCKET 0x4000 #define IPX_MAX_EPHEMERAL_SOCKET 0x7fff diff --git a/include/net/irda/ircomm_tty.h b/include/net/irda/ircomm_tty.h index eea2e6152389..59ba38bc400f 100644 --- a/include/net/irda/ircomm_tty.h +++ b/include/net/irda/ircomm_tty.h @@ -120,10 +120,10 @@ struct ircomm_tty_cb { void ircomm_tty_start(struct tty_struct *tty); void ircomm_tty_check_modem_status(struct ircomm_tty_cb *self); -extern int ircomm_tty_tiocmget(struct tty_struct *tty, struct file *file); -extern int ircomm_tty_tiocmset(struct tty_struct *tty, struct file *file, +extern int ircomm_tty_tiocmget(struct tty_struct *tty); +extern int ircomm_tty_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear); -extern int ircomm_tty_ioctl(struct tty_struct *tty, struct file *file, +extern int ircomm_tty_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg); extern void ircomm_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios); diff --git a/include/net/irda/irlap.h b/include/net/irda/irlap.h index 17fcd964f9d9..fb4b76d5d7f1 100644 --- a/include/net/irda/irlap.h +++ b/include/net/irda/irlap.h @@ -204,7 +204,7 @@ struct irlap_cb { notify_t notify; /* Callbacks to IrLMP */ - int mtt_required; /* Minumum turnaround time required */ + int mtt_required; /* Minimum turnaround time required */ int xbofs_delay; /* Nr of XBOF's used to MTT */ int bofs_count; /* Negotiated extra BOFs */ int next_bofs; /* Negotiated extra BOFs after next frame */ diff --git a/include/net/irda/wrapper.h b/include/net/irda/wrapper.h index 2942ad6ab932..eef53ebe3d76 100644 --- a/include/net/irda/wrapper.h +++ b/include/net/irda/wrapper.h @@ -42,7 +42,7 @@ #define IRDA_TRANS 0x20 /* Asynchronous transparency modifier */ -/* States for receving a frame in async mode */ +/* States for receiving a frame in async mode */ enum { OUTSIDE_FRAME, BEGIN_FRAME, diff --git a/include/net/iucv/iucv.h b/include/net/iucv/iucv.h index 205a3360156e..1121baa9f695 100644 --- a/include/net/iucv/iucv.h +++ b/include/net/iucv/iucv.h @@ -173,7 +173,7 @@ struct iucv_handler { /* * The message_pending function is called after an icuv interrupt * type 0x06 or type 0x07 has been received. A new message is - * availabe and can be received with iucv_message_receive. + * available and can be received with iucv_message_receive. */ void (*message_pending)(struct iucv_path *, struct iucv_message *); /* diff --git a/include/net/iw_handler.h b/include/net/iw_handler.h index 3afdb21cc31d..5d5a6a4732ef 100644 --- a/include/net/iw_handler.h +++ b/include/net/iw_handler.h @@ -91,7 +91,7 @@ * -------------------- * The implementation goals were as follow : * o Obvious : you should not need a PhD to understand what's happening, - * the benefit is easier maintainance. + * the benefit is easier maintenance. * o Flexible : it should accommodate a wide variety of driver * implementations and be as flexible as the old API. * o Lean : it should be efficient memory wise to minimise the impact @@ -129,7 +129,7 @@ * * Functions prototype uses union iwreq_data * ----------------------------------------- - * Some would have prefered functions defined this way : + * Some would have preferred functions defined this way : * static int mydriver_ioctl_setrate(struct net_device *dev, * long rate, int auto) * 1) The kernel code doesn't "validate" the content of iwreq_data, and diff --git a/include/net/llc_pdu.h b/include/net/llc_pdu.h index 75b8e2968c9b..f57e7d46a453 100644 --- a/include/net/llc_pdu.h +++ b/include/net/llc_pdu.h @@ -199,7 +199,7 @@ struct llc_pdu_sn { u8 ssap; u8 ctrl_1; u8 ctrl_2; -}; +} __packed; static inline struct llc_pdu_sn *llc_pdu_sn_hdr(struct sk_buff *skb) { @@ -211,7 +211,7 @@ struct llc_pdu_un { u8 dsap; u8 ssap; u8 ctrl_1; -}; +} __packed; static inline struct llc_pdu_un *llc_pdu_un_hdr(struct sk_buff *skb) { @@ -359,7 +359,7 @@ struct llc_xid_info { u8 fmt_id; /* always 0x81 for LLC */ u8 type; /* different if NULL/non-NULL LSAP */ u8 rw; /* sender receive window */ -}; +} __packed; /** * llc_pdu_init_as_xid_cmd - sets bytes 3, 4 & 5 of LLC header as XID @@ -415,7 +415,7 @@ struct llc_frmr_info { u8 curr_ssv; /* current send state variable val */ u8 curr_rsv; /* current receive state variable */ u8 ind_bits; /* indicator bits set with macro */ -}; +} __packed; extern void llc_pdu_set_cmd_rsp(struct sk_buff *skb, u8 type); extern void llc_pdu_set_pf_bit(struct sk_buff *skb, u8 bit_value); diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 9fdf982d1286..e6d6a66a8f71 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -97,6 +97,20 @@ enum ieee80211_max_queues { }; /** + * enum ieee80211_ac_numbers - AC numbers as used in mac80211 + * @IEEE80211_AC_VO: voice + * @IEEE80211_AC_VI: video + * @IEEE80211_AC_BE: best effort + * @IEEE80211_AC_BK: background + */ +enum ieee80211_ac_numbers { + IEEE80211_AC_VO = 0, + IEEE80211_AC_VI = 1, + IEEE80211_AC_BE = 2, + IEEE80211_AC_BK = 3, +}; + +/** * struct ieee80211_tx_queue_params - transmit queue configuration * * The information provided in this structure is required for QoS @@ -205,6 +219,7 @@ enum ieee80211_bss_change { * @basic_rates: bitmap of basic rates, each bit stands for an * index into the rate table configured by the driver in * the current band. + * @mcast_rate: per-band multicast rate index + 1 (0: disabled) * @bssid: The BSSID for this BSS * @enable_beacon: whether beaconing should be enabled or not * @channel_type: Channel type for this BSS -- the hardware might be @@ -244,6 +259,7 @@ struct ieee80211_bss_conf { u16 assoc_capability; u64 timestamp; u32 basic_rates; + int mcast_rate[IEEE80211_NUM_BANDS]; u16 ht_operation_mode; s32 cqm_rssi_thold; u32 cqm_rssi_hyst; @@ -321,6 +337,13 @@ struct ieee80211_bss_conf { * @IEEE80211_TX_CTL_LDPC: tells the driver to use LDPC for this frame * @IEEE80211_TX_CTL_STBC: Enables Space-Time Block Coding (STBC) for this * frame and selects the maximum number of streams that it can use. + * @IEEE80211_TX_CTL_TX_OFFCHAN: Marks this packet to be transmitted on + * the off-channel channel when a remain-on-channel offload is done + * in hardware -- normal packets still flow and are expected to be + * handled properly by the device. + * @IEEE80211_TX_INTFL_TKIP_MIC_FAILURE: Marks this packet to be used for TKIP + * testing. It will be sent out with incorrect Michael MIC key to allow + * TKIP countermeasures to be tested. * * Note: If you have to add new flags to the enumeration, then don't * forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary. @@ -349,6 +372,8 @@ enum mac80211_tx_control_flags { IEEE80211_TX_INTFL_NL80211_FRAME_TX = BIT(21), IEEE80211_TX_CTL_LDPC = BIT(22), IEEE80211_TX_CTL_STBC = BIT(23) | BIT(24), + IEEE80211_TX_CTL_TX_OFFCHAN = BIT(25), + IEEE80211_TX_INTFL_TKIP_MIC_FAILURE = BIT(26), }; #define IEEE80211_TX_CTL_STBC_SHIFT 23 @@ -512,6 +537,21 @@ struct ieee80211_tx_info { }; }; +/** + * struct ieee80211_sched_scan_ies - scheduled scan IEs + * + * This structure is used to pass the appropriate IEs to be used in scheduled + * scans for all bands. It contains both the IEs passed from the userspace + * and the ones generated by mac80211. + * + * @ie: array with the IEs for each supported band + * @len: array with the total length of the IEs for each band + */ +struct ieee80211_sched_scan_ies { + u8 *ie[IEEE80211_NUM_BANDS]; + size_t len[IEEE80211_NUM_BANDS]; +}; + static inline struct ieee80211_tx_info *IEEE80211_SKB_CB(struct sk_buff *skb) { return (struct ieee80211_tx_info *)skb->cb; @@ -574,9 +614,10 @@ ieee80211_tx_info_clear_status(struct ieee80211_tx_info *info) * the frame. * @RX_FLAG_FAILED_PLCP_CRC: Set this flag if the PCLP check failed on * the frame. - * @RX_FLAG_TSFT: The timestamp passed in the RX status (@mactime field) - * is valid. This is useful in monitor mode and necessary for beacon frames - * to enable IBSS merging. + * @RX_FLAG_MACTIME_MPDU: The timestamp passed in the RX status (@mactime + * field) is valid and contains the time the first symbol of the MPDU + * was received. This is useful in monitor mode and for proper IBSS + * merging. * @RX_FLAG_SHORTPRE: Short preamble was used for this frame * @RX_FLAG_HT: HT MCS was used and rate_idx is MCS index * @RX_FLAG_40MHZ: HT40 (40 MHz) was used @@ -589,7 +630,7 @@ enum mac80211_rx_flags { RX_FLAG_IV_STRIPPED = 1<<4, RX_FLAG_FAILED_FCS_CRC = 1<<5, RX_FLAG_FAILED_PLCP_CRC = 1<<6, - RX_FLAG_TSFT = 1<<7, + RX_FLAG_MACTIME_MPDU = 1<<7, RX_FLAG_SHORTPRE = 1<<8, RX_FLAG_HT = 1<<9, RX_FLAG_40MHZ = 1<<10, @@ -1048,6 +1089,13 @@ enum ieee80211_tkip_key_type { * to decrypt group addressed frames, then IBSS RSN support is still * possible but software crypto will be used. Advertise the wiphy flag * only in that case. + * + * @IEEE80211_HW_AP_LINK_PS: When operating in AP mode the device + * autonomously manages the PS status of connected stations. When + * this flag is set mac80211 will not trigger PS mode for connected + * stations based on the PM bit of incoming frames. + * Use ieee80211_start_ps()/ieee8021_end_ps() to manually configure + * the PS mode of connected stations. */ enum ieee80211_hw_flags { IEEE80211_HW_HAS_RATE_CONTROL = 1<<0, @@ -1072,6 +1120,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_CONNECTION_MONITOR = 1<<19, IEEE80211_HW_SUPPORTS_CQM_RSSI = 1<<20, IEEE80211_HW_SUPPORTS_PER_STA_GTK = 1<<21, + IEEE80211_HW_AP_LINK_PS = 1<<22, }; /** @@ -1126,6 +1175,17 @@ enum ieee80211_hw_flags { * @napi_weight: weight used for NAPI polling. You must specify an * appropriate value here if a napi_poll operation is provided * by your driver. + * + * @max_rx_aggregation_subframes: maximum buffer size (number of + * sub-frames) to be used for A-MPDU block ack receiver + * aggregation. + * This is only relevant if the device has restrictions on the + * number of subframes, if it relies on mac80211 to do reordering + * it shouldn't be set. + * + * @max_tx_aggregation_subframes: maximum number of subframes in an + * aggregate an HT driver will transmit, used by the peer as a + * hint to size its reorder buffer. */ struct ieee80211_hw { struct ieee80211_conf conf; @@ -1144,6 +1204,8 @@ struct ieee80211_hw { u8 max_rates; u8 max_report_rates; u8 max_rate_tries; + u8 max_rx_aggregation_subframes; + u8 max_tx_aggregation_subframes; }; /** @@ -1247,7 +1309,7 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw, * acceleration (i.e. iwlwifi). Those drivers should provide update_tkip_key * handler. * The update_tkip_key() call updates the driver with the new phase 1 key. - * This happens everytime the iv16 wraps around (every 65536 packets). The + * This happens every time the iv16 wraps around (every 65536 packets). The * set_key() call will happen only once for each key (unless the AP did * rekeying), it will not include a valid phase 1 key. The valid phase 1 key is * provided by update_tkip_key only. The trigger that makes mac80211 call this @@ -1559,6 +1621,18 @@ enum ieee80211_ampdu_mlme_action { * you should ensure to cancel it on this callback. * Must be implemented and can sleep. * + * @suspend: Suspend the device; mac80211 itself will quiesce before and + * stop transmitting and doing any other configuration, and then + * ask the device to suspend. This is only invoked when WoWLAN is + * configured, otherwise the device is deconfigured completely and + * reconfigured at resume time. + * + * @resume: If WoWLAN was configured, this indicates that mac80211 is + * now resuming its operation, after this the device must be fully + * functional again. If this returns an error, the only way out is + * to also unregister the device. If it returns 1, then mac80211 + * will also go through the regular complete restart on resume. + * * @add_interface: Called when a netdevice attached to the hardware is * enabled. Because it is not called for monitor mode devices, @start * and @stop must be implemented. @@ -1634,6 +1708,13 @@ enum ieee80211_ampdu_mlme_action { * any error unless this callback returned a negative error code. * The callback can sleep. * + * @sched_scan_start: Ask the hardware to start scanning repeatedly at + * specific intervals. The driver must call the + * ieee80211_sched_scan_results() function whenever it finds results. + * This process will continue until sched_scan_stop is called. + * + * @sched_scan_stop: Tell the hardware to stop an ongoing scheduled scan. + * * @sw_scan_start: Notifier function that is called just before a software scan * is started. Can be NULL, if the driver doesn't need this notification. * The callback can sleep. @@ -1652,6 +1733,11 @@ enum ieee80211_ampdu_mlme_action { * and IV16) for the given key from hardware. * The callback must be atomic. * + * @set_frag_threshold: Configuration of fragmentation threshold. Assign this + * if the device does fragmentation by itself; if this callback is + * implemented then the stack will not do fragmentation. + * The callback can sleep. + * * @set_rts_threshold: Configuration of RTS threshold (if device needs it) * The callback can sleep. * @@ -1662,7 +1748,9 @@ enum ieee80211_ampdu_mlme_action { * station, AP, IBSS/WDS/mesh peer etc. This callback can sleep. * * @sta_notify: Notifies low level driver about power state transition of an - * associated station, AP, IBSS/WDS/mesh peer etc. Must be atomic. + * associated station, AP, IBSS/WDS/mesh peer etc. For a VIF operating + * in AP mode, this callback will not be called when the flag + * %IEEE80211_HW_AP_LINK_PS is set. Must be atomic. * * @conf_tx: Configure TX queue parameters (EDCF (aifs, cw_min, cw_max), * bursting) for a hardware TX queue. @@ -1697,6 +1785,21 @@ enum ieee80211_ampdu_mlme_action { * ieee80211_ampdu_mlme_action. Starting sequence number (@ssn) * is the first frame we expect to perform the action on. Notice * that TX/RX_STOP can pass NULL for this parameter. + * The @buf_size parameter is only valid when the action is set to + * %IEEE80211_AMPDU_TX_OPERATIONAL and indicates the peer's reorder + * buffer size (number of subframes) for this session -- the driver + * may neither send aggregates containing more subframes than this + * nor send aggregates in a way that lost frames would exceed the + * buffer size. If just limiting the aggregate size, this would be + * possible with a buf_size of 8: + * - TX: 1.....7 + * - RX: 2....7 (lost frame #1) + * - TX: 8..1... + * which is invalid since #1 was now re-transmitted well past the + * buffer size of 8. Correct ways to retransmit #1 would be: + * - TX: 1 or 18 or 81 + * Even "189" would be wrong since 1 could be lost again. + * * Returns a negative error code on failure. * The callback can sleep. * @@ -1724,11 +1827,48 @@ enum ieee80211_ampdu_mlme_action { * completion of the channel switch. * * @napi_poll: Poll Rx queue for incoming data frames. + * + * @set_antenna: Set antenna configuration (tx_ant, rx_ant) on the device. + * Parameters are bitmaps of allowed antennas to use for TX/RX. Drivers may + * reject TX/RX mask combinations they cannot support by returning -EINVAL + * (also see nl80211.h @NL80211_ATTR_WIPHY_ANTENNA_TX). + * + * @get_antenna: Get current antenna configuration from device (tx_ant, rx_ant). + * + * @remain_on_channel: Starts an off-channel period on the given channel, must + * call back to ieee80211_ready_on_channel() when on that channel. Note + * that normal channel traffic is not stopped as this is intended for hw + * offload. Frames to transmit on the off-channel channel are transmitted + * normally except for the %IEEE80211_TX_CTL_TX_OFFCHAN flag. When the + * duration (which will always be non-zero) expires, the driver must call + * ieee80211_remain_on_channel_expired(). This callback may sleep. + * @cancel_remain_on_channel: Requests that an ongoing off-channel period is + * aborted before it expires. This callback may sleep. + * @offchannel_tx: Transmit frame on another channel, wait for a response + * and return. Reliable TX status must be reported for the frame. If the + * return value is 1, then the @remain_on_channel will be used with a + * regular transmission (if supported.) + * @offchannel_tx_cancel_wait: cancel wait associated with offchannel TX + * + * @set_ringparam: Set tx and rx ring sizes. + * + * @get_ringparam: Get tx and rx ring current and maximum sizes. + * + * @tx_frames_pending: Check if there is any pending frame in the hardware + * queues before entering power save. + * + * @set_bitrate_mask: Set a mask of rates to be used for rate control selection + * when transmitting a frame. Currently only legacy rates are handled. + * The callback can sleep. */ struct ieee80211_ops { - int (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb); + void (*tx)(struct ieee80211_hw *hw, struct sk_buff *skb); int (*start)(struct ieee80211_hw *hw); void (*stop)(struct ieee80211_hw *hw); +#ifdef CONFIG_PM + int (*suspend)(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan); + int (*resume)(struct ieee80211_hw *hw); +#endif int (*add_interface)(struct ieee80211_hw *hw, struct ieee80211_vif *vif); int (*change_interface)(struct ieee80211_hw *hw, @@ -1759,12 +1899,19 @@ struct ieee80211_ops { u32 iv32, u16 *phase1key); int (*hw_scan)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct cfg80211_scan_request *req); + int (*sched_scan_start)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct cfg80211_sched_scan_request *req, + struct ieee80211_sched_scan_ies *ies); + void (*sched_scan_stop)(struct ieee80211_hw *hw, + struct ieee80211_vif *vif); void (*sw_scan_start)(struct ieee80211_hw *hw); void (*sw_scan_complete)(struct ieee80211_hw *hw); int (*get_stats)(struct ieee80211_hw *hw, struct ieee80211_low_level_stats *stats); void (*get_tkip_seq)(struct ieee80211_hw *hw, u8 hw_key_idx, u32 *iv32, u16 *iv16); + int (*set_frag_threshold)(struct ieee80211_hw *hw, u32 value); int (*set_rts_threshold)(struct ieee80211_hw *hw, u32 value); int (*sta_add)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); @@ -1781,7 +1928,8 @@ struct ieee80211_ops { int (*ampdu_action)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 *ssn); + struct ieee80211_sta *sta, u16 tid, u16 *ssn, + u8 buf_size); int (*get_survey)(struct ieee80211_hw *hw, int idx, struct survey_info *survey); void (*rfkill_poll)(struct ieee80211_hw *hw); @@ -1793,6 +1941,25 @@ struct ieee80211_ops { void (*channel_switch)(struct ieee80211_hw *hw, struct ieee80211_channel_switch *ch_switch); int (*napi_poll)(struct ieee80211_hw *hw, int budget); + int (*set_antenna)(struct ieee80211_hw *hw, u32 tx_ant, u32 rx_ant); + int (*get_antenna)(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant); + + int (*remain_on_channel)(struct ieee80211_hw *hw, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type, + int duration); + int (*cancel_remain_on_channel)(struct ieee80211_hw *hw); + int (*offchannel_tx)(struct ieee80211_hw *hw, struct sk_buff *skb, + struct ieee80211_channel *chan, + enum nl80211_channel_type channel_type, + unsigned int wait); + int (*offchannel_tx_cancel_wait)(struct ieee80211_hw *hw); + int (*set_ringparam)(struct ieee80211_hw *hw, u32 tx, u32 rx); + void (*get_ringparam)(struct ieee80211_hw *hw, + u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max); + bool (*tx_frames_pending)(struct ieee80211_hw *hw); + int (*set_bitrate_mask)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + const struct cfg80211_bitrate_mask *mask); }; /** @@ -1821,11 +1988,39 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len, */ int ieee80211_register_hw(struct ieee80211_hw *hw); +/** + * struct ieee80211_tpt_blink - throughput blink description + * @throughput: throughput in Kbit/sec + * @blink_time: blink time in milliseconds + * (full cycle, ie. one off + one on period) + */ +struct ieee80211_tpt_blink { + int throughput; + int blink_time; +}; + +/** + * enum ieee80211_tpt_led_trigger_flags - throughput trigger flags + * @IEEE80211_TPT_LEDTRIG_FL_RADIO: enable blinking with radio + * @IEEE80211_TPT_LEDTRIG_FL_WORK: enable blinking when working + * @IEEE80211_TPT_LEDTRIG_FL_CONNECTED: enable blinking when at least one + * interface is connected in some way, including being an AP + */ +enum ieee80211_tpt_led_trigger_flags { + IEEE80211_TPT_LEDTRIG_FL_RADIO = BIT(0), + IEEE80211_TPT_LEDTRIG_FL_WORK = BIT(1), + IEEE80211_TPT_LEDTRIG_FL_CONNECTED = BIT(2), +}; + #ifdef CONFIG_MAC80211_LEDS extern char *__ieee80211_get_tx_led_name(struct ieee80211_hw *hw); extern char *__ieee80211_get_rx_led_name(struct ieee80211_hw *hw); extern char *__ieee80211_get_assoc_led_name(struct ieee80211_hw *hw); extern char *__ieee80211_get_radio_led_name(struct ieee80211_hw *hw); +extern char *__ieee80211_create_tpt_led_trigger( + struct ieee80211_hw *hw, unsigned int flags, + const struct ieee80211_tpt_blink *blink_table, + unsigned int blink_table_len); #endif /** * ieee80211_get_tx_led_name - get name of TX LED @@ -1904,6 +2099,30 @@ static inline char *ieee80211_get_radio_led_name(struct ieee80211_hw *hw) } /** + * ieee80211_create_tpt_led_trigger - create throughput LED trigger + * @hw: the hardware to create the trigger for + * @flags: trigger flags, see &enum ieee80211_tpt_led_trigger_flags + * @blink_table: the blink table -- needs to be ordered by throughput + * @blink_table_len: size of the blink table + * + * This function returns %NULL (in case of error, or if no LED + * triggers are configured) or the name of the new trigger. + * This function must be called before ieee80211_register_hw(). + */ +static inline char * +ieee80211_create_tpt_led_trigger(struct ieee80211_hw *hw, unsigned int flags, + const struct ieee80211_tpt_blink *blink_table, + unsigned int blink_table_len) +{ +#ifdef CONFIG_MAC80211_LEDS + return __ieee80211_create_tpt_led_trigger(hw, flags, blink_table, + blink_table_len); +#else + return NULL; +#endif +} + +/** * ieee80211_unregister_hw - Unregister a hardware device * * This function instructs mac80211 to free allocated resources @@ -2009,6 +2228,48 @@ static inline void ieee80211_rx_ni(struct ieee80211_hw *hw, local_bh_enable(); } +/** + * ieee80211_sta_ps_transition - PS transition for connected sta + * + * When operating in AP mode with the %IEEE80211_HW_AP_LINK_PS + * flag set, use this function to inform mac80211 about a connected station + * entering/leaving PS mode. + * + * This function may not be called in IRQ context or with softirqs enabled. + * + * Calls to this function for a single hardware must be synchronized against + * each other. + * + * The function returns -EINVAL when the requested PS mode is already set. + * + * @sta: currently connected sta + * @start: start or stop PS + */ +int ieee80211_sta_ps_transition(struct ieee80211_sta *sta, bool start); + +/** + * ieee80211_sta_ps_transition_ni - PS transition for connected sta + * (in process context) + * + * Like ieee80211_sta_ps_transition() but can be called in process context + * (internally disables bottom halves). Concurrent call restriction still + * applies. + * + * @sta: currently connected sta + * @start: start or stop PS + */ +static inline int ieee80211_sta_ps_transition_ni(struct ieee80211_sta *sta, + bool start) +{ + int ret; + + local_bh_disable(); + ret = ieee80211_sta_ps_transition(sta, start); + local_bh_enable(); + + return ret; +} + /* * The TX headroom reserved by mac80211 for its own tx_status functions. * This is enough for the radiotap header. @@ -2016,6 +2277,19 @@ static inline void ieee80211_rx_ni(struct ieee80211_hw *hw, #define IEEE80211_TX_STATUS_HEADROOM 13 /** + * ieee80211_sta_set_tim - set the TIM bit for a sleeping station + * @sta: &struct ieee80211_sta pointer for the sleeping station + * + * If a driver buffers frames for a powersave station instead of passing + * them back to mac80211 for retransmission, the station needs to be told + * to wake up using the TIM bitmap in the beacon. + * + * This function sets the station's TIM bit - it will be cleared when the + * station wakes up. + */ +void ieee80211_sta_set_tim(struct ieee80211_sta *sta); + +/** * ieee80211_tx_status - transmit status callback * * Call this function for all transmitted frames after they have been @@ -2024,8 +2298,8 @@ static inline void ieee80211_rx_ni(struct ieee80211_hw *hw, * * This function may not be called in IRQ context. Calls to this function * for a single hardware must be synchronized against each other. Calls - * to this function and ieee80211_tx_status_irqsafe() may not be mixed - * for a single hardware. + * to this function, ieee80211_tx_status_ni() and ieee80211_tx_status_irqsafe() + * may not be mixed for a single hardware. * * @hw: the hardware the frame was transmitted by * @skb: the frame that was transmitted, owned by mac80211 after this call @@ -2034,13 +2308,33 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb); /** + * ieee80211_tx_status_ni - transmit status callback (in process context) + * + * Like ieee80211_tx_status() but can be called in process context. + * + * Calls to this function, ieee80211_tx_status() and + * ieee80211_tx_status_irqsafe() may not be mixed + * for a single hardware. + * + * @hw: the hardware the frame was transmitted by + * @skb: the frame that was transmitted, owned by mac80211 after this call + */ +static inline void ieee80211_tx_status_ni(struct ieee80211_hw *hw, + struct sk_buff *skb) +{ + local_bh_disable(); + ieee80211_tx_status(hw, skb); + local_bh_enable(); +} + +/** * ieee80211_tx_status_irqsafe - IRQ-safe transmit status callback * * Like ieee80211_tx_status() but can be called in IRQ context * (internally defers to a tasklet.) * - * Calls to this function and ieee80211_tx_status() may not be mixed for a - * single hardware. + * Calls to this function, ieee80211_tx_status() and + * ieee80211_tx_status_ni() may not be mixed for a single hardware. * * @hw: the hardware the frame was transmitted by * @skb: the frame that was transmitted, owned by mac80211 after this call @@ -2049,6 +2343,17 @@ void ieee80211_tx_status_irqsafe(struct ieee80211_hw *hw, struct sk_buff *skb); /** + * ieee80211_report_low_ack - report non-responding station + * + * When operating in AP-mode, call this function to report a non-responding + * connected STA. + * + * @sta: the non-responding connected sta + * @num_packets: number of packets sent to @sta without a response + */ +void ieee80211_report_low_ack(struct ieee80211_sta *sta, u32 num_packets); + +/** * ieee80211_beacon_get_tim - beacon generation function * @hw: pointer obtained from ieee80211_alloc_hw(). * @vif: &struct ieee80211_vif pointer from the add_interface callback. @@ -2318,6 +2623,28 @@ void ieee80211_wake_queues(struct ieee80211_hw *hw); void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted); /** + * ieee80211_sched_scan_results - got results from scheduled scan + * + * When a scheduled scan is running, this function needs to be called by the + * driver whenever there are new scan results available. + * + * @hw: the hardware that is performing scheduled scans + */ +void ieee80211_sched_scan_results(struct ieee80211_hw *hw); + +/** + * ieee80211_sched_scan_stopped - inform that the scheduled scan has stopped + * + * When a scheduled scan is running, this function can be called by + * the driver if it needs to stop the scan to perform another task. + * Usual scenarios are drivers that cannot continue the scheduled scan + * while associating, for instance. + * + * @hw: the hardware that is performing scheduled scans + */ +void ieee80211_sched_scan_stopped(struct ieee80211_hw *hw); + +/** * ieee80211_iterate_active_interfaces - iterate active interfaces * * This function iterates over the interfaces associated with a given @@ -2384,6 +2711,7 @@ void ieee80211_queue_delayed_work(struct ieee80211_hw *hw, * ieee80211_start_tx_ba_session - Start a tx Block Ack session. * @sta: the station for which to start a BA session * @tid: the TID to BA on. + * @timeout: session timeout value (in TUs) * * Return: success if addBA request was sent, failure otherwise * @@ -2391,7 +2719,8 @@ void ieee80211_queue_delayed_work(struct ieee80211_hw *hw, * the need to start aggregation on a certain RA/TID, the session level * will be managed by the mac80211. */ -int ieee80211_start_tx_ba_session(struct ieee80211_sta *sta, u16 tid); +int ieee80211_start_tx_ba_session(struct ieee80211_sta *sta, u16 tid, + u16 timeout); /** * ieee80211_start_tx_ba_cb_irqsafe - low level driver ready to aggregate. @@ -2501,6 +2830,21 @@ void ieee80211_sta_block_awake(struct ieee80211_hw *hw, struct ieee80211_sta *pubsta, bool block); /** + * ieee80211_ap_probereq_get - retrieve a Probe Request template + * @hw: pointer obtained from ieee80211_alloc_hw(). + * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * + * Creates a Probe Request template which can, for example, be uploaded to + * hardware. The template is filled with bssid, ssid and supported rate + * information. This function must only be called from within the + * .bss_info_changed callback function and only in managed mode. The function + * is only useful when the interface is associated, otherwise it will return + * NULL. + */ +struct sk_buff *ieee80211_ap_probereq_get(struct ieee80211_hw *hw, + struct ieee80211_vif *vif); + +/** * ieee80211_beacon_loss - inform hardware does not receive beacons * * @vif: &struct ieee80211_vif pointer from the add_interface callback. @@ -2609,6 +2953,18 @@ void ieee80211_request_smps(struct ieee80211_vif *vif, */ void ieee80211_key_removed(struct ieee80211_key_conf *key_conf); +/** + * ieee80211_ready_on_channel - notification of remain-on-channel start + * @hw: pointer as obtained from ieee80211_alloc_hw() + */ +void ieee80211_ready_on_channel(struct ieee80211_hw *hw); + +/** + * ieee80211_remain_on_channel_expired - remain_on_channel duration expired + * @hw: pointer as obtained from ieee80211_alloc_hw() + */ +void ieee80211_remain_on_channel_expired(struct ieee80211_hw *hw); + /* Rate control API */ /** @@ -2640,7 +2996,7 @@ enum rate_control_changed { * @rate_idx_mask: user-requested rate mask (not MCS for now) * @skb: the skb that will be transmitted, the control information in it needs * to be filled in - * @ap: whether this frame is sent out in AP mode + * @bss: whether this frame is sent out in AP or IBSS mode */ struct ieee80211_tx_rate_control { struct ieee80211_hw *hw; @@ -2651,7 +3007,7 @@ struct ieee80211_tx_rate_control { bool rts, short_preamble; u8 max_rate_idx; u32 rate_idx_mask; - bool ap; + bool bss; }; struct rate_control_ops { diff --git a/include/net/ndisc.h b/include/net/ndisc.h index 895997bc2ead..62beeb97c4b1 100644 --- a/include/net/ndisc.h +++ b/include/net/ndisc.h @@ -42,11 +42,6 @@ enum { #define ND_REACHABLE_TIME (30*HZ) #define ND_RETRANS_TIMER HZ -#define ND_MIN_RANDOM_FACTOR (1/2) -#define ND_MAX_RANDOM_FACTOR (3/2) - -#ifdef __KERNEL__ - #include <linux/compiler.h> #include <linux/icmpv6.h> #include <linux/in6.h> @@ -105,7 +100,8 @@ extern void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh, const struct in6_addr *target); -extern int ndisc_mc_map(struct in6_addr *addr, char *buf, struct net_device *dev, int dir); +extern int ndisc_mc_map(const struct in6_addr *addr, char *buf, + struct net_device *dev, int dir); extern struct sk_buff *ndisc_build_skb(struct net_device *dev, const struct in6_addr *daddr, @@ -158,8 +154,4 @@ static inline struct neighbour * ndisc_get_neigh(struct net_device *dev, const s return ERR_PTR(-ENODEV); } - -#endif /* __KERNEL__ */ - - #endif diff --git a/include/net/neighbour.h b/include/net/neighbour.h index 55590ab16b3e..4014b623880c 100644 --- a/include/net/neighbour.h +++ b/include/net/neighbour.h @@ -96,16 +96,16 @@ struct neighbour { struct neigh_parms *parms; unsigned long confirmed; unsigned long updated; - __u8 flags; - __u8 nud_state; - __u8 type; - __u8 dead; + rwlock_t lock; atomic_t refcnt; struct sk_buff_head arp_queue; struct timer_list timer; unsigned long used; atomic_t probes; - rwlock_t lock; + __u8 flags; + __u8 nud_state; + __u8 type; + __u8 dead; seqlock_t ha_lock; unsigned char ha[ALIGN(MAX_ADDR_LEN, sizeof(unsigned long))]; struct hh_cache *hh; @@ -303,7 +303,7 @@ static inline void neigh_confirm(struct neighbour *neigh) static inline int neigh_event_send(struct neighbour *neigh, struct sk_buff *skb) { - unsigned long now = ACCESS_ONCE(jiffies); + unsigned long now = jiffies; if (neigh->used != now) neigh->used = now; diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 65af9a07cf76..3ae491932bc8 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -27,6 +27,7 @@ struct sock; struct ctl_table_header; struct net_generic; struct sock; +struct netns_ipvs; #define NETDEV_HASHBITS 8 @@ -88,12 +89,13 @@ struct net { #ifdef CONFIG_WEXT_CORE struct sk_buff_head wext_nlevents; #endif - struct net_generic *gen; + struct net_generic __rcu *gen; /* Note : following structs are cache line aligned */ #ifdef CONFIG_XFRM struct netns_xfrm xfrm; #endif + struct netns_ipvs *ipvs; }; diff --git a/include/net/netevent.h b/include/net/netevent.h index e82b7bab3ff3..086f8a5b59dc 100644 --- a/include/net/netevent.h +++ b/include/net/netevent.h @@ -10,7 +10,6 @@ * * Changes: */ -#ifdef __KERNEL__ struct dst_entry; @@ -21,7 +20,6 @@ struct netevent_redirect { enum netevent_notif_type { NETEVENT_NEIGH_UPDATE = 1, /* arg is struct neighbour ptr */ - NETEVENT_PMTU_UPDATE, /* arg is struct dst_entry ptr */ NETEVENT_REDIRECT, /* arg is struct netevent_redirect ptr */ }; @@ -30,4 +28,3 @@ extern int unregister_netevent_notifier(struct notifier_block *nb); extern int call_netevent_notifiers(unsigned long val, void *v); #endif -#endif diff --git a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h index 1ee717eb5b09..a4c993685795 100644 --- a/include/net/netfilter/ipv6/nf_conntrack_ipv6.h +++ b/include/net/netfilter/ipv6/nf_conntrack_ipv6.h @@ -7,16 +7,6 @@ extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6; extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6; extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6; -extern int nf_ct_frag6_init(void); -extern void nf_ct_frag6_cleanup(void); -extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user); -extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb, - struct net_device *in, - struct net_device *out, - int (*okfn)(struct sk_buff *)); - -struct inet_frags_ctl; - #include <linux/sysctl.h> extern struct ctl_table nf_ct_ipv6_sysctl_table[]; diff --git a/include/net/netfilter/ipv6/nf_defrag_ipv6.h b/include/net/netfilter/ipv6/nf_defrag_ipv6.h index 94dd54d76b48..fd79c9a1779d 100644 --- a/include/net/netfilter/ipv6/nf_defrag_ipv6.h +++ b/include/net/netfilter/ipv6/nf_defrag_ipv6.h @@ -3,4 +3,14 @@ extern void nf_defrag_ipv6_enable(void); +extern int nf_ct_frag6_init(void); +extern void nf_ct_frag6_cleanup(void); +extern struct sk_buff *nf_ct_frag6_gather(struct sk_buff *skb, u32 user); +extern void nf_ct_frag6_output(unsigned int hooknum, struct sk_buff *skb, + struct net_device *in, + struct net_device *out, + int (*okfn)(struct sk_buff *)); + +struct inet_frags_ctl; + #endif /* _NF_DEFRAG_IPV6_H */ diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index caf17db87dbc..c7c42e7acc31 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -14,7 +14,6 @@ #include <linux/netfilter/nf_conntrack_common.h> -#ifdef __KERNEL__ #include <linux/bitops.h> #include <linux/compiler.h> #include <asm/atomic.h> @@ -50,11 +49,24 @@ union nf_conntrack_expect_proto { /* per conntrack: application helper private data */ union nf_conntrack_help { /* insert conntrack helper private data (master) here */ +#if defined(CONFIG_NF_CONNTRACK_FTP) || defined(CONFIG_NF_CONNTRACK_FTP_MODULE) struct nf_ct_ftp_master ct_ftp_info; +#endif +#if defined(CONFIG_NF_CONNTRACK_PPTP) || \ + defined(CONFIG_NF_CONNTRACK_PPTP_MODULE) struct nf_ct_pptp_master ct_pptp_info; +#endif +#if defined(CONFIG_NF_CONNTRACK_H323) || \ + defined(CONFIG_NF_CONNTRACK_H323_MODULE) struct nf_ct_h323_master ct_h323_info; +#endif +#if defined(CONFIG_NF_CONNTRACK_SANE) || \ + defined(CONFIG_NF_CONNTRACK_SANE_MODULE) struct nf_ct_sane_master ct_sane_info; +#endif +#if defined(CONFIG_NF_CONNTRACK_SIP) || defined(CONFIG_NF_CONNTRACK_SIP_MODULE) struct nf_ct_sip_master ct_sip_info; +#endif }; #include <linux/types.h> @@ -116,14 +128,14 @@ struct nf_conn { u_int32_t secmark; #endif - /* Storage reserved for other modules: */ - union nf_conntrack_proto proto; - /* Extensions */ struct nf_ct_ext *ext; #ifdef CONFIG_NET_NS struct net *ct_net; #endif + + /* Storage reserved for other modules, must be the last member */ + union nf_conntrack_proto proto; }; static inline struct nf_conn * @@ -189,9 +201,9 @@ extern void nf_ct_l3proto_module_put(unsigned short l3proto); * Allocate a hashtable of hlist_head (if nulls == 0), * or hlist_nulls_head (if nulls == 1) */ -extern void *nf_ct_alloc_hashtable(unsigned int *sizep, int *vmalloced, int nulls); +extern void *nf_ct_alloc_hashtable(unsigned int *sizep, int nulls); -extern void nf_ct_free_hashtable(void *hash, int vmalloced, unsigned int size); +extern void nf_ct_free_hashtable(void *hash, unsigned int size); extern struct nf_conntrack_tuple_hash * __nf_conntrack_find(struct net *net, u16 zone, @@ -298,6 +310,8 @@ static inline int nf_ct_is_untracked(const struct nf_conn *ct) extern int nf_conntrack_set_hashsize(const char *val, struct kernel_param *kp); extern unsigned int nf_conntrack_htable_size; extern unsigned int nf_conntrack_max; +extern unsigned int nf_conntrack_hash_rnd; +void init_nf_conntrack_hash_rnd(void); #define NF_CT_STAT_INC(net, count) \ __this_cpu_inc((net)->ct.stat->count) @@ -311,5 +325,4 @@ do { \ #define MODULE_ALIAS_NFCT_HELPER(helper) \ MODULE_ALIAS("nfct-helper-" helper) -#endif /* __KERNEL__ */ #endif /* _NF_CONNTRACK_H */ diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h index 96ba5f7dcab6..4283508b3e18 100644 --- a/include/net/netfilter/nf_conntrack_ecache.h +++ b/include/net/netfilter/nf_conntrack_ecache.h @@ -23,12 +23,17 @@ struct nf_conntrack_ecache { static inline struct nf_conntrack_ecache * nf_ct_ecache_find(const struct nf_conn *ct) { +#ifdef CONFIG_NF_CONNTRACK_EVENTS return nf_ct_ext_find(ct, NF_CT_EXT_ECACHE); +#else + return NULL; +#endif } static inline struct nf_conntrack_ecache * nf_ct_ecache_ext_add(struct nf_conn *ct, u16 ctmask, u16 expmask, gfp_t gfp) { +#ifdef CONFIG_NF_CONNTRACK_EVENTS struct net *net = nf_ct_net(ct); struct nf_conntrack_ecache *e; @@ -45,6 +50,9 @@ nf_ct_ecache_ext_add(struct nf_conn *ct, u16 ctmask, u16 expmask, gfp_t gfp) e->expmask = expmask; } return e; +#else + return NULL; +#endif }; #ifdef CONFIG_NF_CONNTRACK_EVENTS @@ -59,7 +67,7 @@ struct nf_ct_event_notifier { int (*fcn)(unsigned int events, struct nf_ct_event *item); }; -extern struct nf_ct_event_notifier *nf_conntrack_event_cb; +extern struct nf_ct_event_notifier __rcu *nf_conntrack_event_cb; extern int nf_conntrack_register_notifier(struct nf_ct_event_notifier *nb); extern void nf_conntrack_unregister_notifier(struct nf_ct_event_notifier *nb); @@ -77,9 +85,6 @@ nf_conntrack_event_cache(enum ip_conntrack_events event, struct nf_conn *ct) if (e == NULL) return; - if (!(e->ctmask & (1 << event))) - return; - set_bit(event, &e->cache); } @@ -159,7 +164,7 @@ struct nf_exp_event_notifier { int (*fcn)(unsigned int events, struct nf_exp_event *item); }; -extern struct nf_exp_event_notifier *nf_expect_event_cb; +extern struct nf_exp_event_notifier __rcu *nf_expect_event_cb; extern int nf_ct_expect_register_notifier(struct nf_exp_event_notifier *nb); extern void nf_ct_expect_unregister_notifier(struct nf_exp_event_notifier *nb); diff --git a/include/net/netfilter/nf_conntrack_extend.h b/include/net/netfilter/nf_conntrack_extend.h index 0772d296dfdb..2dcf31703acb 100644 --- a/include/net/netfilter/nf_conntrack_extend.h +++ b/include/net/netfilter/nf_conntrack_extend.h @@ -7,10 +7,19 @@ enum nf_ct_ext_id { NF_CT_EXT_HELPER, +#if defined(CONFIG_NF_NAT) || defined(CONFIG_NF_NAT_MODULE) NF_CT_EXT_NAT, +#endif NF_CT_EXT_ACCT, +#ifdef CONFIG_NF_CONNTRACK_EVENTS NF_CT_EXT_ECACHE, +#endif +#ifdef CONFIG_NF_CONNTRACK_ZONES NF_CT_EXT_ZONE, +#endif +#ifdef CONFIG_NF_CONNTRACK_TIMESTAMP + NF_CT_EXT_TSTAMP, +#endif NF_CT_EXT_NUM, }; @@ -19,6 +28,7 @@ enum nf_ct_ext_id { #define NF_CT_EXT_ACCT_TYPE struct nf_conn_counter #define NF_CT_EXT_ECACHE_TYPE struct nf_conntrack_ecache #define NF_CT_EXT_ZONE_TYPE struct nf_conntrack_zone +#define NF_CT_EXT_TSTAMP_TYPE struct nf_conn_tstamp /* Extensions: optional stuff which isn't permanently in struct. */ struct nf_ct_ext { diff --git a/include/net/netfilter/nf_conntrack_helper.h b/include/net/netfilter/nf_conntrack_helper.h index 32c305dbdab6..f1c1311adc2c 100644 --- a/include/net/netfilter/nf_conntrack_helper.h +++ b/include/net/netfilter/nf_conntrack_helper.h @@ -63,4 +63,10 @@ static inline struct nf_conn_help *nfct_help(const struct nf_conn *ct) extern int nf_conntrack_helper_init(void); extern void nf_conntrack_helper_fini(void); +extern int nf_conntrack_broadcast_help(struct sk_buff *skb, + unsigned int protoff, + struct nf_conn *ct, + enum ip_conntrack_info ctinfo, + unsigned int timeout); + #endif /*_NF_CONNTRACK_HELPER_H*/ diff --git a/include/net/netfilter/nf_conntrack_l3proto.h b/include/net/netfilter/nf_conntrack_l3proto.h index a7547611e8f1..e8010f445ae1 100644 --- a/include/net/netfilter/nf_conntrack_l3proto.h +++ b/include/net/netfilter/nf_conntrack_l3proto.h @@ -73,7 +73,7 @@ struct nf_conntrack_l3proto { struct module *me; }; -extern struct nf_conntrack_l3proto *nf_ct_l3protos[AF_MAX]; +extern struct nf_conntrack_l3proto __rcu *nf_ct_l3protos[AF_MAX]; /* Protocol registration. */ extern int nf_conntrack_l3proto_register(struct nf_conntrack_l3proto *proto); diff --git a/include/net/netfilter/nf_conntrack_timestamp.h b/include/net/netfilter/nf_conntrack_timestamp.h new file mode 100644 index 000000000000..fc9c82b1f06b --- /dev/null +++ b/include/net/netfilter/nf_conntrack_timestamp.h @@ -0,0 +1,65 @@ +#ifndef _NF_CONNTRACK_TSTAMP_H +#define _NF_CONNTRACK_TSTAMP_H + +#include <net/net_namespace.h> +#include <linux/netfilter/nf_conntrack_common.h> +#include <linux/netfilter/nf_conntrack_tuple_common.h> +#include <net/netfilter/nf_conntrack.h> +#include <net/netfilter/nf_conntrack_extend.h> + +struct nf_conn_tstamp { + u_int64_t start; + u_int64_t stop; +}; + +static inline +struct nf_conn_tstamp *nf_conn_tstamp_find(const struct nf_conn *ct) +{ +#ifdef CONFIG_NF_CONNTRACK_TIMESTAMP + return nf_ct_ext_find(ct, NF_CT_EXT_TSTAMP); +#else + return NULL; +#endif +} + +static inline +struct nf_conn_tstamp *nf_ct_tstamp_ext_add(struct nf_conn *ct, gfp_t gfp) +{ +#ifdef CONFIG_NF_CONNTRACK_TIMESTAMP + struct net *net = nf_ct_net(ct); + + if (!net->ct.sysctl_tstamp) + return NULL; + + return nf_ct_ext_add(ct, NF_CT_EXT_TSTAMP, gfp); +#else + return NULL; +#endif +}; + +static inline bool nf_ct_tstamp_enabled(struct net *net) +{ + return net->ct.sysctl_tstamp != 0; +} + +static inline void nf_ct_set_tstamp(struct net *net, bool enable) +{ + net->ct.sysctl_tstamp = enable; +} + +#ifdef CONFIG_NF_CONNTRACK_TIMESTAMP +extern int nf_conntrack_tstamp_init(struct net *net); +extern void nf_conntrack_tstamp_fini(struct net *net); +#else +static inline int nf_conntrack_tstamp_init(struct net *net) +{ + return 0; +} + +static inline void nf_conntrack_tstamp_fini(struct net *net) +{ + return; +} +#endif /* CONFIG_NF_CONNTRACK_TIMESTAMP */ + +#endif /* _NF_CONNTRACK_TSTAMP_H */ diff --git a/include/net/netfilter/nf_conntrack_tuple.h b/include/net/netfilter/nf_conntrack_tuple.h index 4ee44c84a304..7ca6bdd5bae6 100644 --- a/include/net/netfilter/nf_conntrack_tuple.h +++ b/include/net/netfilter/nf_conntrack_tuple.h @@ -104,8 +104,6 @@ struct nf_conntrack_tuple_mask { } src; }; -#ifdef __KERNEL__ - static inline void nf_ct_dump_tuple_ip(const struct nf_conntrack_tuple *t) { #ifdef DEBUG @@ -148,8 +146,6 @@ struct nf_conntrack_tuple_hash { struct nf_conntrack_tuple tuple; }; -#endif /* __KERNEL__ */ - static inline bool __nf_ct_tuple_src_equal(const struct nf_conntrack_tuple *t1, const struct nf_conntrack_tuple *t2) { diff --git a/include/net/netfilter/nf_nat.h b/include/net/netfilter/nf_nat.h index f5f09f032a90..0346b0070864 100644 --- a/include/net/netfilter/nf_nat.h +++ b/include/net/netfilter/nf_nat.h @@ -48,7 +48,6 @@ struct nf_nat_multi_range_compat { struct nf_nat_range range[1]; }; -#ifdef __KERNEL__ #include <linux/list.h> #include <linux/netfilter/nf_conntrack_pptp.h> #include <net/netfilter/nf_conntrack_extend.h> @@ -56,7 +55,9 @@ struct nf_nat_multi_range_compat { /* per conntrack: nat application helper private data */ union nf_conntrack_nat_help { /* insert nat helper private data here */ +#if defined(CONFIG_NF_NAT_PPTP) || defined(CONFIG_NF_NAT_PPTP_MODULE) struct nf_nat_pptp nat_pptp_info; +#endif }; struct nf_conn; @@ -84,10 +85,11 @@ extern int nf_nat_used_tuple(const struct nf_conntrack_tuple *tuple, static inline struct nf_conn_nat *nfct_nat(const struct nf_conn *ct) { +#if defined(CONFIG_NF_NAT) || defined(CONFIG_NF_NAT_MODULE) return nf_ct_ext_find(ct, NF_CT_EXT_NAT); +#else + return NULL; +#endif } -#else /* !__KERNEL__: iptables wants this to compile. */ -#define nf_nat_multi_range nf_nat_multi_range_compat -#endif /*__KERNEL__*/ #endif diff --git a/include/net/netfilter/nf_nat_core.h b/include/net/netfilter/nf_nat_core.h index 33602ab66190..3dc7b98effeb 100644 --- a/include/net/netfilter/nf_nat_core.h +++ b/include/net/netfilter/nf_nat_core.h @@ -21,9 +21,9 @@ static inline int nf_nat_initialized(struct nf_conn *ct, enum nf_nat_manip_type manip) { if (manip == IP_NAT_MANIP_SRC) - return test_bit(IPS_SRC_NAT_DONE_BIT, &ct->status); + return ct->status & IPS_SRC_NAT_DONE; else - return test_bit(IPS_DST_NAT_DONE_BIT, &ct->status); + return ct->status & IPS_DST_NAT_DONE; } struct nlattr; diff --git a/include/net/netfilter/nf_tproxy_core.h b/include/net/netfilter/nf_tproxy_core.h index cd85b3bc8327..e505358d8999 100644 --- a/include/net/netfilter/nf_tproxy_core.h +++ b/include/net/netfilter/nf_tproxy_core.h @@ -201,18 +201,8 @@ nf_tproxy_get_sock_v6(struct net *net, const u8 protocol, } #endif -static inline void -nf_tproxy_put_sock(struct sock *sk) -{ - /* TIME_WAIT inet sockets have to be handled differently */ - if ((sk->sk_protocol == IPPROTO_TCP) && (sk->sk_state == TCP_TIME_WAIT)) - inet_twsk_put(inet_twsk(sk)); - else - sock_put(sk); -} - /* assign a socket to the skb -- consumes sk */ -int +void nf_tproxy_assign_sock(struct sk_buff *skb, struct sock *sk); #endif diff --git a/include/net/netlink.h b/include/net/netlink.h index f3b201d335b3..8a3906a08f5f 100644 --- a/include/net/netlink.h +++ b/include/net/netlink.h @@ -225,13 +225,15 @@ extern int nlmsg_notify(struct sock *sk, struct sk_buff *skb, u32 pid, unsigned int group, int report, gfp_t flags); -extern int nla_validate(struct nlattr *head, int len, int maxtype, +extern int nla_validate(const struct nlattr *head, + int len, int maxtype, const struct nla_policy *policy); -extern int nla_parse(struct nlattr *tb[], int maxtype, - struct nlattr *head, int len, +extern int nla_parse(struct nlattr **tb, int maxtype, + const struct nlattr *head, int len, const struct nla_policy *policy); extern int nla_policy_len(const struct nla_policy *, int); -extern struct nlattr * nla_find(struct nlattr *head, int len, int attrtype); +extern struct nlattr * nla_find(const struct nlattr *head, + int len, int attrtype); extern size_t nla_strlcpy(char *dst, const struct nlattr *nla, size_t dstsize); extern int nla_memcpy(void *dest, const struct nlattr *src, int count); @@ -346,7 +348,8 @@ static inline int nlmsg_ok(const struct nlmsghdr *nlh, int remaining) * Returns the next netlink message in the message stream and * decrements remaining by the size of the current message. */ -static inline struct nlmsghdr *nlmsg_next(struct nlmsghdr *nlh, int *remaining) +static inline struct nlmsghdr * +nlmsg_next(const struct nlmsghdr *nlh, int *remaining) { int totlen = NLMSG_ALIGN(nlh->nlmsg_len); @@ -384,7 +387,7 @@ static inline int nlmsg_parse(const struct nlmsghdr *nlh, int hdrlen, * * Returns the first attribute which matches the specified type. */ -static inline struct nlattr *nlmsg_find_attr(struct nlmsghdr *nlh, +static inline struct nlattr *nlmsg_find_attr(const struct nlmsghdr *nlh, int hdrlen, int attrtype) { return nla_find(nlmsg_attrdata(nlh, hdrlen), @@ -398,7 +401,8 @@ static inline struct nlattr *nlmsg_find_attr(struct nlmsghdr *nlh, * @maxtype: maximum attribute type to be expected * @policy: validation policy */ -static inline int nlmsg_validate(struct nlmsghdr *nlh, int hdrlen, int maxtype, +static inline int nlmsg_validate(const struct nlmsghdr *nlh, + int hdrlen, int maxtype, const struct nla_policy *policy) { if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen)) @@ -727,7 +731,8 @@ static inline struct nlattr *nla_next(const struct nlattr *nla, int *remaining) * * Returns the first attribute which matches the specified type. */ -static inline struct nlattr *nla_find_nested(struct nlattr *nla, int attrtype) +static inline struct nlattr * +nla_find_nested(const struct nlattr *nla, int attrtype) { return nla_find(nla_data(nla), nla_len(nla), attrtype); } @@ -851,18 +856,27 @@ static inline int nla_put_msecs(struct sk_buff *skb, int attrtype, #define NLA_PUT_BE16(skb, attrtype, value) \ NLA_PUT_TYPE(skb, __be16, attrtype, value) +#define NLA_PUT_NET16(skb, attrtype, value) \ + NLA_PUT_BE16(skb, attrtype | NLA_F_NET_BYTEORDER, value) + #define NLA_PUT_U32(skb, attrtype, value) \ NLA_PUT_TYPE(skb, u32, attrtype, value) #define NLA_PUT_BE32(skb, attrtype, value) \ NLA_PUT_TYPE(skb, __be32, attrtype, value) +#define NLA_PUT_NET32(skb, attrtype, value) \ + NLA_PUT_BE32(skb, attrtype | NLA_F_NET_BYTEORDER, value) + #define NLA_PUT_U64(skb, attrtype, value) \ NLA_PUT_TYPE(skb, u64, attrtype, value) #define NLA_PUT_BE64(skb, attrtype, value) \ NLA_PUT_TYPE(skb, __be64, attrtype, value) +#define NLA_PUT_NET64(skb, attrtype, value) \ + NLA_PUT_BE64(skb, attrtype | NLA_F_NET_BYTEORDER, value) + #define NLA_PUT_STRING(skb, attrtype, value) \ NLA_PUT(skb, attrtype, strlen(value) + 1, value) @@ -1032,7 +1046,7 @@ static inline void nla_nest_cancel(struct sk_buff *skb, struct nlattr *start) * * Returns 0 on success or a negative error code. */ -static inline int nla_validate_nested(struct nlattr *start, int maxtype, +static inline int nla_validate_nested(const struct nlattr *start, int maxtype, const struct nla_policy *policy) { return nla_validate(nla_data(start), nla_len(start), maxtype, policy); diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h index d4958d4c6574..341eb089349e 100644 --- a/include/net/netns/conntrack.h +++ b/include/net/netns/conntrack.h @@ -21,15 +21,15 @@ struct netns_ct { int sysctl_events; unsigned int sysctl_events_retry_timeout; int sysctl_acct; + int sysctl_tstamp; int sysctl_checksum; unsigned int sysctl_log_invalid; /* Log invalid packets */ #ifdef CONFIG_SYSCTL struct ctl_table_header *sysctl_header; struct ctl_table_header *acct_sysctl_header; + struct ctl_table_header *tstamp_sysctl_header; struct ctl_table_header *event_sysctl_header; #endif - int hash_vmalloc; - int expect_vmalloc; char *slabname; }; #endif diff --git a/include/net/netns/generic.h b/include/net/netns/generic.h index 81a31c0db3e7..3419bf5cd154 100644 --- a/include/net/netns/generic.h +++ b/include/net/netns/generic.h @@ -30,7 +30,7 @@ struct net_generic { void *ptr[0]; }; -static inline void *net_generic(struct net *net, int id) +static inline void *net_generic(const struct net *net, int id) { struct net_generic *ng; void *ptr; diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h index d68c3f121774..d786b4fc02a4 100644 --- a/include/net/netns/ipv4.h +++ b/include/net/netns/ipv4.h @@ -43,7 +43,6 @@ struct netns_ipv4 { struct xt_table *nat_table; struct hlist_head *nat_bysource; unsigned int nat_htable_size; - int nat_vmalloced; #endif int sysctl_icmp_echo_ignore_all; @@ -55,7 +54,10 @@ struct netns_ipv4 { int sysctl_rt_cache_rebuild_count; int current_rt_cache_rebuild_count; + unsigned int sysctl_ping_group_range[2]; + atomic_t rt_genid; + atomic_t dev_addr_genid; #ifdef CONFIG_IP_MROUTE #ifndef CONFIG_IP_MROUTE_MULTIPLE_TABLES diff --git a/include/net/phonet/pep.h b/include/net/phonet/pep.h index b60b28c99e87..b669fe6dbc3b 100644 --- a/include/net/phonet/pep.h +++ b/include/net/phonet/pep.h @@ -28,7 +28,6 @@ struct pep_sock { /* XXX: union-ify listening vs connected stuff ? */ /* Listening socket stuff: */ - struct hlist_head ackq; struct hlist_head hlist; /* Connected socket stuff: */ @@ -45,10 +44,6 @@ struct pep_sock { u8 tx_fc; /* TX flow control */ u8 init_enable; /* auto-enable at creation */ u8 aligned; -#ifdef CONFIG_PHONET_PIPECTRLR - u8 pipe_state; - struct sockaddr_pn remote_pep; -#endif }; static inline struct pep_sock *pep_sk(struct sock *sk) @@ -158,6 +153,7 @@ enum { PN_LEGACY_FLOW_CONTROL, PN_ONE_CREDIT_FLOW_CONTROL, PN_MULTI_CREDIT_FLOW_CONTROL, + PN_MAX_FLOW_CONTROL, }; #define pn_flow_safe(fc) ((fc) >> 1) @@ -169,21 +165,4 @@ enum { PEP_IND_READY, }; -#ifdef CONFIG_PHONET_PIPECTRLR -#define PNS_PEP_CONNECT_UTID 0x02 -#define PNS_PIPE_CREATED_IND_UTID 0x04 -#define PNS_PIPE_ENABLE_UTID 0x0A -#define PNS_PIPE_ENABLED_IND_UTID 0x0C -#define PNS_PIPE_DISABLE_UTID 0x0F -#define PNS_PIPE_DISABLED_IND_UTID 0x11 -#define PNS_PEP_DISCONNECT_UTID 0x06 - -/* Used for tracking state of a pipe */ -enum { - PIPE_IDLE, - PIPE_DISABLED, - PIPE_ENABLED, -}; -#endif /* CONFIG_PHONET_PIPECTRLR */ - #endif diff --git a/include/net/phonet/phonet.h b/include/net/phonet/phonet.h index d5df797f9540..68e509750caa 100644 --- a/include/net/phonet/phonet.h +++ b/include/net/phonet/phonet.h @@ -36,6 +36,7 @@ struct pn_sock { struct sock sk; u16 sobject; + u16 dobject; u8 resource; }; @@ -107,8 +108,8 @@ struct phonet_protocol { int sock_type; }; -int phonet_proto_register(int protocol, struct phonet_protocol *pp); -void phonet_proto_unregister(int protocol, struct phonet_protocol *pp); +int phonet_proto_register(unsigned int protocol, struct phonet_protocol *pp); +void phonet_proto_unregister(unsigned int protocol, struct phonet_protocol *pp); int phonet_sysctl_init(void); void phonet_sysctl_exit(void); diff --git a/include/net/phonet/pn_dev.h b/include/net/phonet/pn_dev.h index 13649eb57413..8639de5750f6 100644 --- a/include/net/phonet/pn_dev.h +++ b/include/net/phonet/pn_dev.h @@ -51,7 +51,7 @@ void phonet_address_notify(int event, struct net_device *dev, u8 addr); int phonet_route_add(struct net_device *dev, u8 daddr); int phonet_route_del(struct net_device *dev, u8 daddr); void rtm_phonet_notify(int event, struct net_device *dev, u8 dst); -struct net_device *phonet_route_get(struct net *net, u8 daddr); +struct net_device *phonet_route_get_rcu(struct net *net, u8 daddr); struct net_device *phonet_route_output(struct net *net, u8 daddr); #define PN_NO_ADDR 0xff diff --git a/include/net/ping.h b/include/net/ping.h new file mode 100644 index 000000000000..682b5ae9af51 --- /dev/null +++ b/include/net/ping.h @@ -0,0 +1,55 @@ +/* + * INET An implementation of the TCP/IP protocol suite for the LINUX + * operating system. INET is implemented using the BSD Socket + * interface as the means of communication with the user level. + * + * Definitions for the "ping" module. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ +#ifndef _PING_H +#define _PING_H + +#include <net/netns/hash.h> + +/* PING_HTABLE_SIZE must be power of 2 */ +#define PING_HTABLE_SIZE 64 +#define PING_HTABLE_MASK (PING_HTABLE_SIZE-1) + +#define ping_portaddr_for_each_entry(__sk, node, list) \ + hlist_nulls_for_each_entry(__sk, node, list, sk_nulls_node) + +/* + * gid_t is either uint or ushort. We want to pass it to + * proc_dointvec_minmax(), so it must not be larger than MAX_INT + */ +#define GID_T_MAX (((gid_t)~0U) >> 1) + +struct ping_table { + struct hlist_nulls_head hash[PING_HTABLE_SIZE]; + rwlock_t lock; +}; + +struct ping_iter_state { + struct seq_net_private p; + int bucket; +}; + +extern struct proto ping_prot; + + +extern void ping_rcv(struct sk_buff *); +extern void ping_err(struct sk_buff *, u32 info); + +#ifdef CONFIG_PROC_FS +extern int __init ping_proc_init(void); +extern void ping_proc_exit(void); +#endif + +void __init ping_init(void); + + +#endif /* _PING_H */ diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index dd3031aed9d5..9fcc680ab6b9 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -323,7 +323,9 @@ static inline unsigned char * tcf_get_base_ptr(struct sk_buff *skb, int layer) static inline int tcf_valid_offset(const struct sk_buff *skb, const unsigned char *ptr, const int len) { - return unlikely((ptr + len) < skb_tail_pointer(skb) && ptr > skb->head); + return likely((ptr + len) <= skb_tail_pointer(skb) && + ptr >= skb->head && + (ptr <= (ptr + len))); } #ifdef CONFIG_NET_CLS_IND diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h index d9549af6929a..65afc4966204 100644 --- a/include/net/pkt_sched.h +++ b/include/net/pkt_sched.h @@ -32,7 +32,7 @@ static inline void *qdisc_priv(struct Qdisc *q) The result: [34]86 is not good choice for QoS router :-( - The things are not so bad, because we may use artifical + The things are not so bad, because we may use artificial clock evaluated by integration of network data flow in the most critical places. */ diff --git a/include/net/protocol.h b/include/net/protocol.h index f1effdd3c265..6f7eb800974a 100644 --- a/include/net/protocol.h +++ b/include/net/protocol.h @@ -38,7 +38,7 @@ struct net_protocol { void (*err_handler)(struct sk_buff *skb, u32 info); int (*gso_send_check)(struct sk_buff *skb); struct sk_buff *(*gso_segment)(struct sk_buff *skb, - int features); + u32 features); struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); int (*gro_complete)(struct sk_buff *skb); @@ -57,7 +57,7 @@ struct inet6_protocol { int (*gso_send_check)(struct sk_buff *skb); struct sk_buff *(*gso_segment)(struct sk_buff *skb, - int features); + u32 features); struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); int (*gro_complete)(struct sk_buff *skb); @@ -89,10 +89,10 @@ struct inet_protosw { #define INET_PROTOSW_PERMANENT 0x02 /* Permanent protocols are unremovable. */ #define INET_PROTOSW_ICSK 0x04 /* Is this an inet_connection_sock? */ -extern const struct net_protocol *inet_protos[MAX_INET_PROTOS]; +extern const struct net_protocol __rcu *inet_protos[MAX_INET_PROTOS]; #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE) -extern const struct inet6_protocol *inet6_protos[MAX_INET_PROTOS]; +extern const struct inet6_protocol __rcu *inet6_protos[MAX_INET_PROTOS]; #endif extern int inet_add_protocol(const struct net_protocol *prot, unsigned char num); diff --git a/include/net/rawv6.h b/include/net/rawv6.h index f6b9b830df8c..cf7577234457 100644 --- a/include/net/rawv6.h +++ b/include/net/rawv6.h @@ -1,8 +1,6 @@ #ifndef _NET_RAWV6_H #define _NET_RAWV6_H -#ifdef __KERNEL__ - #include <net/protocol.h> void raw6_icmp_error(struct sk_buff *, int nexthdr, @@ -20,5 +18,3 @@ int rawv6_mh_filter_unregister(int (*filter)(struct sock *sock, #endif #endif - -#endif diff --git a/include/net/red.h b/include/net/red.h index 995108e54d9f..3319f16b3beb 100644 --- a/include/net/red.h +++ b/include/net/red.h @@ -97,7 +97,6 @@ struct red_stats { u32 forced_mark; /* Forced marks, qavg > max_thresh */ u32 pdrop; /* Drops due to queue limits */ u32 other; /* Drops due to drop() calls */ - u32 backlog; }; struct red_parms { diff --git a/include/net/regulatory.h b/include/net/regulatory.h index 9e103a4e91ee..356d6e3dc20a 100644 --- a/include/net/regulatory.h +++ b/include/net/regulatory.h @@ -43,6 +43,12 @@ enum environment_cap { * @intersect: indicates whether the wireless core should intersect * the requested regulatory domain with the presently set regulatory * domain. + * @processed: indicates whether or not this requests has already been + * processed. When the last request is processed it means that the + * currently regulatory domain set on cfg80211 is updated from + * CRDA and can be used by other regulatory requests. When a + * the last request is not yet processed we must yield until it + * is processed before processing any new requests. * @country_ie_checksum: checksum of the last processed and accepted * country IE * @country_ie_env: lets us know if the AP is telling us we are outdoor, @@ -54,6 +60,7 @@ struct regulatory_request { enum nl80211_reg_initiator initiator; char alpha2[2]; bool intersect; + bool processed; enum environment_cap country_ie_env; struct list_head list; }; diff --git a/include/net/rose.h b/include/net/rose.h index 5ba9f02731eb..555dd198aab7 100644 --- a/include/net/rose.h +++ b/include/net/rose.h @@ -14,6 +14,12 @@ #define ROSE_MIN_LEN 3 +#define ROSE_CALL_REQ_ADDR_LEN_OFF 3 +#define ROSE_CALL_REQ_ADDR_LEN_VAL 0xAA /* each address is 10 digits */ +#define ROSE_CALL_REQ_DEST_ADDR_OFF 4 +#define ROSE_CALL_REQ_SRC_ADDR_OFF 9 +#define ROSE_CALL_REQ_FACILITIES_OFF 14 + #define ROSE_GFI 0x10 #define ROSE_Q_BIT 0x80 #define ROSE_D_BIT 0x40 @@ -214,7 +220,7 @@ extern void rose_requeue_frames(struct sock *); extern int rose_validate_nr(struct sock *, unsigned short); extern void rose_write_internal(struct sock *, int); extern int rose_decode(struct sk_buff *, int *, int *, int *, int *, int *); -extern int rose_parse_facilities(unsigned char *, struct rose_facilities_struct *); +extern int rose_parse_facilities(unsigned char *, unsigned int, struct rose_facilities_struct *); extern void rose_disconnect(struct sock *, int, int, int); /* rose_timer.c */ diff --git a/include/net/route.h b/include/net/route.h index 7e5e73bfa4de..db7b3432f07c 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -35,44 +35,52 @@ #include <linux/cache.h> #include <linux/security.h> -#ifndef __KERNEL__ -#warning This file is not supposed to be used outside of kernel. -#endif - #define RTO_ONLINK 0x01 -#define RTO_CONN 0 -/* RTO_CONN is not used (being alias for 0), but preserved not to break - * some modules referring to it. */ - #define RT_CONN_FLAGS(sk) (RT_TOS(inet_sk(sk)->tos) | sock_flag(sk, SOCK_LOCALROUTE)) struct fib_nh; struct inet_peer; +struct fib_info; struct rtable { struct dst_entry dst; - /* Cache lookup keys */ - struct flowi fl; + /* Lookup key. */ + __be32 rt_key_dst; + __be32 rt_key_src; - struct in_device *idev; - int rt_genid; unsigned rt_flags; __u16 rt_type; + __u8 rt_key_tos; __be32 rt_dst; /* Path destination */ __be32 rt_src; /* Path source */ + int rt_route_iif; int rt_iif; + int rt_oif; + __u32 rt_mark; /* Info on neighbour */ __be32 rt_gateway; /* Miscellaneous cached information */ __be32 rt_spec_dst; /* RFC1122 specific destination */ + u32 rt_peer_genid; struct inet_peer *peer; /* long-living peer info */ + struct fib_info *fi; /* for client ref to shared metrics */ }; +static inline bool rt_is_input_route(struct rtable *rt) +{ + return rt->rt_route_iif != 0; +} + +static inline bool rt_is_output_route(struct rtable *rt) +{ + return rt->rt_route_iif == 0; +} + struct ip_rt_acct { __u32 o_bytes; __u32 o_packets; @@ -106,10 +114,57 @@ extern int ip_rt_init(void); extern void ip_rt_redirect(__be32 old_gw, __be32 dst, __be32 new_gw, __be32 src, struct net_device *dev); extern void rt_cache_flush(struct net *net, int how); -extern void rt_cache_flush_batch(void); -extern int __ip_route_output_key(struct net *, struct rtable **, const struct flowi *flp); -extern int ip_route_output_key(struct net *, struct rtable **, struct flowi *flp); -extern int ip_route_output_flow(struct net *, struct rtable **rp, struct flowi *flp, struct sock *sk, int flags); +extern void rt_cache_flush_batch(struct net *net); +extern struct rtable *__ip_route_output_key(struct net *, struct flowi4 *flp); +extern struct rtable *ip_route_output_flow(struct net *, struct flowi4 *flp, + struct sock *sk); +extern struct dst_entry *ipv4_blackhole_route(struct net *net, struct dst_entry *dst_orig); + +static inline struct rtable *ip_route_output_key(struct net *net, struct flowi4 *flp) +{ + return ip_route_output_flow(net, flp, NULL); +} + +static inline struct rtable *ip_route_output(struct net *net, __be32 daddr, + __be32 saddr, u8 tos, int oif) +{ + struct flowi4 fl4 = { + .flowi4_oif = oif, + .daddr = daddr, + .saddr = saddr, + .flowi4_tos = tos, + }; + return ip_route_output_key(net, &fl4); +} + +static inline struct rtable *ip_route_output_ports(struct net *net, struct flowi4 *fl4, + struct sock *sk, + __be32 daddr, __be32 saddr, + __be16 dport, __be16 sport, + __u8 proto, __u8 tos, int oif) +{ + flowi4_init_output(fl4, oif, sk ? sk->sk_mark : 0, tos, + RT_SCOPE_UNIVERSE, proto, + sk ? inet_sk_flowi_flags(sk) : 0, + daddr, saddr, dport, sport); + if (sk) + security_sk_classify_flow(sk, flowi4_to_flowi(fl4)); + return ip_route_output_flow(net, fl4, sk); +} + +static inline struct rtable *ip_route_output_gre(struct net *net, struct flowi4 *fl4, + __be32 daddr, __be32 saddr, + __be32 gre_key, __u8 tos, int oif) +{ + memset(fl4, 0, sizeof(*fl4)); + fl4->flowi4_oif = oif; + fl4->daddr = daddr; + fl4->saddr = saddr; + fl4->flowi4_tos = tos; + fl4->flowi4_proto = IPPROTO_GRE; + fl4->fl4_gre_key = gre_key; + return ip_route_output_key(net, fl4); +} extern int ip_route_input_common(struct sk_buff *skb, __be32 dst, __be32 src, u8 tos, struct net_device *devin, bool noref); @@ -126,18 +181,20 @@ static inline int ip_route_input_noref(struct sk_buff *skb, __be32 dst, __be32 s return ip_route_input_common(skb, dst, src, tos, devin, true); } -extern unsigned short ip_rt_frag_needed(struct net *net, struct iphdr *iph, unsigned short new_mtu, struct net_device *dev); +extern unsigned short ip_rt_frag_needed(struct net *net, const struct iphdr *iph, + unsigned short new_mtu, struct net_device *dev); extern void ip_rt_send_redirect(struct sk_buff *skb); extern unsigned inet_addr_type(struct net *net, __be32 addr); extern unsigned inet_dev_addr_type(struct net *net, const struct net_device *dev, __be32 addr); extern void ip_rt_multicast_event(struct in_device *); extern int ip_rt_ioctl(struct net *, unsigned int cmd, void __user *arg); -extern void ip_rt_get_source(u8 *src, struct rtable *rt); +extern void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt); extern int ip_rt_dump(struct sk_buff *skb, struct netlink_callback *cb); struct in_ifaddr; extern void fib_add_ifaddr(struct in_ifaddr *); +extern void fib_del_ifaddr(struct in_ifaddr *, struct in_ifaddr *); static inline void ip_rt_put(struct rtable * rt) { @@ -154,69 +211,93 @@ static inline char rt_tos2priority(u8 tos) return ip_tos2prio[IPTOS_TOS(tos)>>1]; } -static inline int ip_route_connect(struct rtable **rp, __be32 dst, - __be32 src, u32 tos, int oif, u8 protocol, - __be16 sport, __be16 dport, struct sock *sk, - int flags) +/* ip_route_connect() and ip_route_newports() work in tandem whilst + * binding a socket for a new outgoing connection. + * + * In order to use IPSEC properly, we must, in the end, have a + * route that was looked up using all available keys including source + * and destination ports. + * + * However, if a source port needs to be allocated (the user specified + * a wildcard source port) we need to obtain addressing information + * in order to perform that allocation. + * + * So ip_route_connect() looks up a route using wildcarded source and + * destination ports in the key, simply so that we can get a pair of + * addresses to use for port allocation. + * + * Later, once the ports are allocated, ip_route_newports() will make + * another route lookup if needed to make sure we catch any IPSEC + * rules keyed on the port information. + * + * The callers allocate the flow key on their stack, and must pass in + * the same flowi4 object to both the ip_route_connect() and the + * ip_route_newports() calls. + */ + +static inline void ip_route_connect_init(struct flowi4 *fl4, __be32 dst, __be32 src, + u32 tos, int oif, u8 protocol, + __be16 sport, __be16 dport, + struct sock *sk, bool can_sleep) { - struct flowi fl = { .oif = oif, - .mark = sk->sk_mark, - .nl_u = { .ip4_u = { .daddr = dst, - .saddr = src, - .tos = tos } }, - .proto = protocol, - .uli_u = { .ports = - { .sport = sport, - .dport = dport } } }; + __u8 flow_flags = 0; + + if (inet_sk(sk)->transparent) + flow_flags |= FLOWI_FLAG_ANYSRC; + if (protocol == IPPROTO_TCP) + flow_flags |= FLOWI_FLAG_PRECOW_METRICS; + if (can_sleep) + flow_flags |= FLOWI_FLAG_CAN_SLEEP; + + flowi4_init_output(fl4, oif, sk->sk_mark, tos, RT_SCOPE_UNIVERSE, + protocol, flow_flags, dst, src, dport, sport); +} - int err; +static inline struct rtable *ip_route_connect(struct flowi4 *fl4, + __be32 dst, __be32 src, u32 tos, + int oif, u8 protocol, + __be16 sport, __be16 dport, + struct sock *sk, bool can_sleep) +{ struct net *net = sock_net(sk); + struct rtable *rt; - if (inet_sk(sk)->transparent) - fl.flags |= FLOWI_FLAG_ANYSRC; + ip_route_connect_init(fl4, dst, src, tos, oif, protocol, + sport, dport, sk, can_sleep); if (!dst || !src) { - err = __ip_route_output_key(net, rp, &fl); - if (err) - return err; - fl.fl4_dst = (*rp)->rt_dst; - fl.fl4_src = (*rp)->rt_src; - ip_rt_put(*rp); - *rp = NULL; + rt = __ip_route_output_key(net, fl4); + if (IS_ERR(rt)) + return rt; + ip_rt_put(rt); } - security_sk_classify_flow(sk, &fl); - return ip_route_output_flow(net, rp, &fl, sk, flags); -} - -static inline int ip_route_newports(struct rtable **rp, u8 protocol, - __be16 sport, __be16 dport, struct sock *sk) -{ - if (sport != (*rp)->fl.fl_ip_sport || - dport != (*rp)->fl.fl_ip_dport) { - struct flowi fl; - - memcpy(&fl, &(*rp)->fl, sizeof(fl)); - fl.fl_ip_sport = sport; - fl.fl_ip_dport = dport; - fl.proto = protocol; - if (inet_sk(sk)->transparent) - fl.flags |= FLOWI_FLAG_ANYSRC; - ip_rt_put(*rp); - *rp = NULL; - security_sk_classify_flow(sk, &fl); - return ip_route_output_flow(sock_net(sk), rp, &fl, sk, 0); + security_sk_classify_flow(sk, flowi4_to_flowi(fl4)); + return ip_route_output_flow(net, fl4, sk); +} + +static inline struct rtable *ip_route_newports(struct flowi4 *fl4, struct rtable *rt, + __be16 orig_sport, __be16 orig_dport, + __be16 sport, __be16 dport, + struct sock *sk) +{ + if (sport != orig_sport || dport != orig_dport) { + fl4->fl4_dport = dport; + fl4->fl4_sport = sport; + ip_rt_put(rt); + security_sk_classify_flow(sk, flowi4_to_flowi(fl4)); + return ip_route_output_flow(sock_net(sk), fl4, sk); } - return 0; + return rt; } -extern void rt_bind_peer(struct rtable *rt, int create); +extern void rt_bind_peer(struct rtable *rt, __be32 daddr, int create); -static inline struct inet_peer *rt_get_peer(struct rtable *rt) +static inline struct inet_peer *rt_get_peer(struct rtable *rt, __be32 daddr) { if (rt->peer) return rt->peer; - rt_bind_peer(rt, 0); + rt_bind_peer(rt, daddr, 0); return rt->peer; } @@ -225,4 +306,15 @@ static inline int inet_iif(const struct sk_buff *skb) return skb_rtable(skb)->rt_iif; } +extern int sysctl_ip_default_ttl; + +static inline int ip4_dst_hoplimit(const struct dst_entry *dst) +{ + int hoplimit = dst_metric_raw(dst, RTAX_HOPLIMIT); + + if (hoplimit == 0) + hoplimit = sysctl_ip_default_ttl; + return hoplimit; +} + #endif /* _ROUTE_H */ diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index e013c68bfb00..4093ca78cf60 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -83,6 +83,41 @@ extern void __rtnl_link_unregister(struct rtnl_link_ops *ops); extern int rtnl_link_register(struct rtnl_link_ops *ops); extern void rtnl_link_unregister(struct rtnl_link_ops *ops); +/** + * struct rtnl_af_ops - rtnetlink address family operations + * + * @list: Used internally + * @family: Address family + * @fill_link_af: Function to fill IFLA_AF_SPEC with address family + * specific netlink attributes. + * @get_link_af_size: Function to calculate size of address family specific + * netlink attributes exlusive the container attribute. + * @validate_link_af: Validate a IFLA_AF_SPEC attribute, must check attr + * for invalid configuration settings. + * @set_link_af: Function to parse a IFLA_AF_SPEC attribute and modify + * net_device accordingly. + */ +struct rtnl_af_ops { + struct list_head list; + int family; + + int (*fill_link_af)(struct sk_buff *skb, + const struct net_device *dev); + size_t (*get_link_af_size)(const struct net_device *dev); + + int (*validate_link_af)(const struct net_device *dev, + const struct nlattr *attr); + int (*set_link_af)(struct net_device *dev, + const struct nlattr *attr); +}; + +extern int __rtnl_af_register(struct rtnl_af_ops *ops); +extern void __rtnl_af_unregister(struct rtnl_af_ops *ops); + +extern int rtnl_af_register(struct rtnl_af_ops *ops); +extern void rtnl_af_unregister(struct rtnl_af_ops *ops); + + extern struct net *rtnl_link_get_net(struct net *src_net, struct nlattr *tb[]); extern struct net_device *rtnl_create_link(struct net *src_net, struct net *net, char *ifname, const struct rtnl_link_ops *ops, struct nlattr *tb[]); diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index ea1f8a83160d..b931f021d7ab 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -25,16 +25,18 @@ struct qdisc_rate_table { enum qdisc_state_t { __QDISC_STATE_SCHED, __QDISC_STATE_DEACTIVATED, + __QDISC_STATE_THROTTLED, }; /* * following bits are only changed while qdisc lock is held */ enum qdisc___state_t { - __QDISC___STATE_RUNNING, + __QDISC___STATE_RUNNING = 1, }; struct qdisc_size_table { + struct rcu_head rcu; struct list_head list; struct tc_sizespec szopts; int refcnt; @@ -46,14 +48,13 @@ struct Qdisc { struct sk_buff * (*dequeue)(struct Qdisc *dev); unsigned flags; #define TCQ_F_BUILTIN 1 -#define TCQ_F_THROTTLED 2 -#define TCQ_F_INGRESS 4 -#define TCQ_F_CAN_BYPASS 8 -#define TCQ_F_MQROOT 16 +#define TCQ_F_INGRESS 2 +#define TCQ_F_CAN_BYPASS 4 +#define TCQ_F_MQROOT 8 #define TCQ_F_WARN_NONWC (1 << 16) int padded; struct Qdisc_ops *ops; - struct qdisc_size_table *stab; + struct qdisc_size_table __rcu *stab; struct list_head list; u32 handle; u32 parent; @@ -78,25 +79,44 @@ struct Qdisc { unsigned long state; struct sk_buff_head q; struct gnet_stats_basic_packed bstats; - unsigned long __state; + unsigned int __state; struct gnet_stats_queue qstats; struct rcu_head rcu_head; spinlock_t busylock; + u32 limit; }; -static inline bool qdisc_is_running(struct Qdisc *qdisc) +static inline bool qdisc_is_running(const struct Qdisc *qdisc) { - return test_bit(__QDISC___STATE_RUNNING, &qdisc->__state); + return (qdisc->__state & __QDISC___STATE_RUNNING) ? true : false; } static inline bool qdisc_run_begin(struct Qdisc *qdisc) { - return !__test_and_set_bit(__QDISC___STATE_RUNNING, &qdisc->__state); + if (qdisc_is_running(qdisc)) + return false; + qdisc->__state |= __QDISC___STATE_RUNNING; + return true; } static inline void qdisc_run_end(struct Qdisc *qdisc) { - __clear_bit(__QDISC___STATE_RUNNING, &qdisc->__state); + qdisc->__state &= ~__QDISC___STATE_RUNNING; +} + +static inline bool qdisc_is_throttled(const struct Qdisc *qdisc) +{ + return test_bit(__QDISC_STATE_THROTTLED, &qdisc->state) ? true : false; +} + +static inline void qdisc_throttled(struct Qdisc *qdisc) +{ + set_bit(__QDISC_STATE_THROTTLED, &qdisc->state); +} + +static inline void qdisc_unthrottled(struct Qdisc *qdisc) +{ + clear_bit(__QDISC_STATE_THROTTLED, &qdisc->state); } struct Qdisc_class_ops { @@ -199,7 +219,7 @@ struct tcf_proto { struct qdisc_skb_cb { unsigned int pkt_len; - char data[]; + long data[]; }; static inline int qdisc_qlen(struct Qdisc *q) @@ -207,7 +227,7 @@ static inline int qdisc_qlen(struct Qdisc *q) return q->q.qlen; } -static inline struct qdisc_skb_cb *qdisc_skb_cb(struct sk_buff *skb) +static inline struct qdisc_skb_cb *qdisc_skb_cb(const struct sk_buff *skb) { return (struct qdisc_skb_cb *)skb->cb; } @@ -321,6 +341,7 @@ extern void dev_init_scheduler(struct net_device *dev); extern void dev_shutdown(struct net_device *dev); extern void dev_activate(struct net_device *dev); extern void dev_deactivate(struct net_device *dev); +extern void dev_deactivate_many(struct list_head *head); extern struct Qdisc *dev_graft_qdisc(struct netdev_queue *dev_queue, struct Qdisc *qdisc); extern void qdisc_reset(struct Qdisc *qdisc); @@ -330,8 +351,8 @@ extern struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue, struct Qdisc_ops *ops); extern struct Qdisc *qdisc_create_dflt(struct netdev_queue *dev_queue, struct Qdisc_ops *ops, u32 parentid); -extern void qdisc_calculate_pkt_len(struct sk_buff *skb, - struct qdisc_size_table *stab); +extern void __qdisc_calculate_pkt_len(struct sk_buff *skb, + const struct qdisc_size_table *stab); extern void tcf_destroy(struct tcf_proto *tp); extern void tcf_destroy_chain(struct tcf_proto **fl); @@ -393,7 +414,7 @@ static inline bool qdisc_tx_is_noop(const struct net_device *dev) return true; } -static inline unsigned int qdisc_pkt_len(struct sk_buff *skb) +static inline unsigned int qdisc_pkt_len(const struct sk_buff *skb) { return qdisc_skb_cb(skb)->pkt_len; } @@ -410,12 +431,20 @@ enum net_xmit_qdisc_t { #define net_xmit_drop_count(e) (1) #endif -static inline int qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch) +static inline void qdisc_calculate_pkt_len(struct sk_buff *skb, + const struct Qdisc *sch) { #ifdef CONFIG_NET_SCHED - if (sch->stab) - qdisc_calculate_pkt_len(skb, sch->stab); + struct qdisc_size_table *stab = rcu_dereference_bh(sch->stab); + + if (stab) + __qdisc_calculate_pkt_len(skb, stab); #endif +} + +static inline int qdisc_enqueue(struct sk_buff *skb, struct Qdisc *sch) +{ + qdisc_calculate_pkt_len(skb, sch); return sch->enqueue(skb, sch); } @@ -425,10 +454,18 @@ static inline int qdisc_enqueue_root(struct sk_buff *skb, struct Qdisc *sch) return qdisc_enqueue(skb, sch) & NET_XMIT_MASK; } -static inline void __qdisc_update_bstats(struct Qdisc *sch, unsigned int len) + +static inline void bstats_update(struct gnet_stats_basic_packed *bstats, + const struct sk_buff *skb) +{ + bstats->bytes += qdisc_pkt_len(skb); + bstats->packets += skb_is_gso(skb) ? skb_shinfo(skb)->gso_segs : 1; +} + +static inline void qdisc_bstats_update(struct Qdisc *sch, + const struct sk_buff *skb) { - sch->bstats.bytes += len; - sch->bstats.packets++; + bstats_update(&sch->bstats, skb); } static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, @@ -436,7 +473,6 @@ static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, { __skb_queue_tail(list, skb); sch->qstats.backlog += qdisc_pkt_len(skb); - __qdisc_update_bstats(sch, qdisc_pkt_len(skb)); return NET_XMIT_SUCCESS; } @@ -451,8 +487,10 @@ static inline struct sk_buff *__qdisc_dequeue_head(struct Qdisc *sch, { struct sk_buff *skb = __skb_dequeue(list); - if (likely(skb != NULL)) + if (likely(skb != NULL)) { sch->qstats.backlog -= qdisc_pkt_len(skb); + qdisc_bstats_update(sch, skb); + } return skb; } @@ -465,10 +503,11 @@ static inline struct sk_buff *qdisc_dequeue_head(struct Qdisc *sch) static inline unsigned int __qdisc_queue_drop_head(struct Qdisc *sch, struct sk_buff_head *list) { - struct sk_buff *skb = __qdisc_dequeue_head(sch, list); + struct sk_buff *skb = __skb_dequeue(list); if (likely(skb != NULL)) { unsigned int len = qdisc_pkt_len(skb); + sch->qstats.backlog -= len; kfree_skb(skb); return len; } @@ -610,11 +649,7 @@ static inline struct sk_buff *skb_act_clone(struct sk_buff *skb, gfp_t gfp_mask, { struct sk_buff *n; - if ((action == TC_ACT_STOLEN || action == TC_ACT_QUEUED) && - !skb_shared(skb)) - n = skb_get(skb); - else - n = skb_clone(skb, gfp_mask); + n = skb_clone(skb, gfp_mask); if (n) { n->tc_verd = SET_TC_VERD(n->tc_verd, 0); diff --git a/include/net/scm.h b/include/net/scm.h index 31656506d967..745460fa2f02 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -10,11 +10,12 @@ /* Well, we should have at least one descriptor open * to accept passed FDs 8) */ -#define SCM_MAX_FD 255 +#define SCM_MAX_FD 253 struct scm_fp_list { struct list_head list; - int count; + short count; + short max; struct file *fp[SCM_MAX_FD]; }; diff --git a/include/net/sctp/command.h b/include/net/sctp/command.h index 2c55a7ea20af..2b447646ce4b 100644 --- a/include/net/sctp/command.h +++ b/include/net/sctp/command.h @@ -73,7 +73,6 @@ typedef enum { SCTP_CMD_INIT_FAILED, /* High level, do init failure work. */ SCTP_CMD_REPORT_DUP, /* Report a duplicate TSN. */ SCTP_CMD_STRIKE, /* Mark a strike against a transport. */ - SCTP_CMD_TRANSMIT, /* Transmit the outqueue. */ SCTP_CMD_HB_TIMERS_START, /* Start the heartbeat timers. */ SCTP_CMD_HB_TIMER_UPDATE, /* Update a heartbeat timers. */ SCTP_CMD_HB_TIMERS_STOP, /* Stop the heartbeat timers. */ @@ -111,9 +110,6 @@ typedef enum { SCTP_CMD_LAST } sctp_verb_t; -#define SCTP_CMD_MAX (SCTP_CMD_LAST - 1) -#define SCTP_CMD_NUM_VERBS (SCTP_CMD_MAX + 1) - /* How many commands can you put in an sctp_cmd_seq_t? * This is a rather arbitrary number, ideally derived from a careful * analysis of the state functions, but in reality just taken from diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h index 63908840eef0..942b864f6135 100644 --- a/include/net/sctp/constants.h +++ b/include/net/sctp/constants.h @@ -61,7 +61,6 @@ enum { SCTP_DEFAULT_INSTREAMS = SCTP_MAX_STREAM }; * symbols. CIDs are dense through SCTP_CID_BASE_MAX. */ #define SCTP_CID_BASE_MAX SCTP_CID_SHUTDOWN_COMPLETE -#define SCTP_CID_MAX SCTP_CID_ASCONF_ACK #define SCTP_NUM_BASE_CHUNK_TYPES (SCTP_CID_BASE_MAX + 1) @@ -86,9 +85,6 @@ typedef enum { } sctp_event_t; -#define SCTP_EVENT_T_MAX SCTP_EVENT_T_PRIMITIVE -#define SCTP_EVENT_T_NUM (SCTP_EVENT_T_MAX + 1) - /* As a convenience for the state machine, we append SCTP_EVENT_* and * SCTP_ULP_* to the list of possible chunks. */ @@ -154,7 +150,6 @@ SCTP_SUBTYPE_CONSTRUCTOR(OTHER, sctp_event_other_t, other) SCTP_SUBTYPE_CONSTRUCTOR(PRIMITIVE, sctp_event_primitive_t, primitive) -#define sctp_chunk_is_control(a) (a->chunk_hdr->type != SCTP_CID_DATA) #define sctp_chunk_is_data(a) (a->chunk_hdr->type == SCTP_CID_DATA) /* Calculate the actual data size in a data chunk */ @@ -162,9 +157,6 @@ SCTP_SUBTYPE_CONSTRUCTOR(PRIMITIVE, sctp_event_primitive_t, primitive) - (unsigned long)(c->chunk_hdr)\ - sizeof(sctp_data_chunk_t))) -#define SCTP_MAX_ERROR_CAUSE SCTP_ERROR_NONEXIST_IP -#define SCTP_NUM_ERROR_CAUSE 10 - /* Internal error codes */ typedef enum { @@ -195,15 +187,14 @@ typedef enum { /* SCTP state defines for internal state machine */ typedef enum { - SCTP_STATE_EMPTY = 0, - SCTP_STATE_CLOSED = 1, - SCTP_STATE_COOKIE_WAIT = 2, - SCTP_STATE_COOKIE_ECHOED = 3, - SCTP_STATE_ESTABLISHED = 4, - SCTP_STATE_SHUTDOWN_PENDING = 5, - SCTP_STATE_SHUTDOWN_SENT = 6, - SCTP_STATE_SHUTDOWN_RECEIVED = 7, - SCTP_STATE_SHUTDOWN_ACK_SENT = 8, + SCTP_STATE_CLOSED = 0, + SCTP_STATE_COOKIE_WAIT = 1, + SCTP_STATE_COOKIE_ECHOED = 2, + SCTP_STATE_ESTABLISHED = 3, + SCTP_STATE_SHUTDOWN_PENDING = 4, + SCTP_STATE_SHUTDOWN_SENT = 5, + SCTP_STATE_SHUTDOWN_RECEIVED = 6, + SCTP_STATE_SHUTDOWN_ACK_SENT = 7, } sctp_state_t; @@ -266,7 +257,6 @@ enum { SCTP_ARBITRARY_COOKIE_ECHO_LEN = 200 }; #define SCTP_TSN_MAP_INITIAL BITS_PER_LONG #define SCTP_TSN_MAP_INCREMENT SCTP_TSN_MAP_INITIAL #define SCTP_TSN_MAP_SIZE 4096 -#define SCTP_TSN_MAX_GAP 65535 /* We will not record more than this many duplicate TSNs between two * SACKs. The minimum PMTU is 576. Remove all the headers and there @@ -301,9 +291,6 @@ enum { SCTP_MAX_GABS = 16 }; #define SCTP_CLOCK_GRANULARITY 1 /* 1 jiffy */ -#define SCTP_DEF_MAX_INIT 6 -#define SCTP_DEF_MAX_SEND 10 - #define SCTP_DEFAULT_COOKIE_LIFE (60 * 1000) /* 60 seconds */ #define SCTP_DEFAULT_MINWINDOW 1500 /* default minimum rwnd size */ @@ -317,9 +304,6 @@ enum { SCTP_MAX_GABS = 16 }; */ #define SCTP_DEFAULT_MINSEGMENT 512 /* MTU size ... if no mtu disc */ #define SCTP_HOW_MANY_SECRETS 2 /* How many secrets I keep */ -#define SCTP_HOW_LONG_COOKIE_LIVE 3600 /* How many seconds the current - * secret will live? - */ #define SCTP_SECRET_SIZE 32 /* Number of octets in a 256 bits. */ #define SCTP_SIGNATURE_SIZE 20 /* size of a SLA-1 signature */ diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index 505845ddb0be..b2c2366676a7 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -115,7 +115,6 @@ * sctp/protocol.c */ extern struct sock *sctp_get_ctl_sock(void); -extern void sctp_local_addr_free(struct rcu_head *head); extern int sctp_copy_local_addr_list(struct sctp_bind_addr *, sctp_scope_t, gfp_t gfp, int flags); @@ -531,7 +530,6 @@ _sctp_walk_params((pos), (chunk), ntohs((chunk)->chunk_hdr.length), member) #define _sctp_walk_params(pos, chunk, end, member)\ for (pos.v = chunk->member;\ - pos.v <= (void *)chunk + end - sizeof(sctp_paramhdr_t) &&\ pos.v <= (void *)chunk + end - ntohs(pos.p->length) &&\ ntohs(pos.p->length) >= sizeof(sctp_paramhdr_t);\ pos.v += WORD_ROUND(ntohs(pos.p->length))) @@ -542,7 +540,6 @@ _sctp_walk_errors((err), (chunk_hdr), ntohs((chunk_hdr)->length)) #define _sctp_walk_errors(err, chunk_hdr, end)\ for (err = (sctp_errhdr_t *)((void *)chunk_hdr + \ sizeof(sctp_chunkhdr_t));\ - (void *)err <= (void *)chunk_hdr + end - sizeof(sctp_errhdr_t) &&\ (void *)err <= (void *)chunk_hdr + end - ntohs(err->length) &&\ ntohs(err->length) >= sizeof(sctp_errhdr_t); \ err = (sctp_errhdr_t *)((void *)err + WORD_ROUND(ntohs(err->length)))) diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h index 9352d12f02de..9148632b8204 100644 --- a/include/net/sctp/sm.h +++ b/include/net/sctp/sm.h @@ -165,6 +165,7 @@ sctp_state_fn_t sctp_sf_do_prm_requestheartbeat; sctp_state_fn_t sctp_sf_do_prm_asconf; /* Prototypes for other event state functions. */ +sctp_state_fn_t sctp_sf_do_no_pending_tsn; sctp_state_fn_t sctp_sf_do_9_2_start_shutdown; sctp_state_fn_t sctp_sf_do_9_2_shutdown_ack; sctp_state_fn_t sctp_sf_ignore_other; @@ -232,9 +233,7 @@ struct sctp_chunk *sctp_make_violation_paramlen(const struct sctp_association *, const struct sctp_chunk *, struct sctp_paramhdr *); struct sctp_chunk *sctp_make_heartbeat(const struct sctp_association *, - const struct sctp_transport *, - const void *payload, - const size_t paylen); + const struct sctp_transport *); struct sctp_chunk *sctp_make_heartbeat_ack(const struct sctp_association *, const struct sctp_chunk *, const void *payload, diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 69fef4fb79c0..795f4886e111 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -261,8 +261,6 @@ extern struct sctp_globals { #define sctp_assoc_hashsize (sctp_globals.assoc_hashsize) #define sctp_assoc_hashtable (sctp_globals.assoc_hashtable) #define sctp_port_hashsize (sctp_globals.port_hashsize) -#define sctp_port_rover (sctp_globals.port_rover) -#define sctp_port_alloc_lock (sctp_globals.port_alloc_lock) #define sctp_port_hashtable (sctp_globals.port_hashtable) #define sctp_local_addr_list (sctp_globals.local_addr_list) #define sctp_local_addr_lock (sctp_globals.addr_list_lock) @@ -424,7 +422,7 @@ struct sctp_cookie { __u32 adaptation_ind; __u8 auth_random[sizeof(sctp_paramhdr_t) + SCTP_AUTH_RANDOM_LENGTH]; - __u8 auth_hmacs[SCTP_AUTH_NUM_HMACS + 2]; + __u8 auth_hmacs[SCTP_AUTH_NUM_HMACS * sizeof(__u16) + 2]; __u8 auth_chunks[sizeof(sctp_paramhdr_t) + SCTP_AUTH_MAX_CHUNKS]; /* This is a shim for my peer's INIT packet, followed by @@ -566,19 +564,15 @@ struct sctp_af { int optname, char __user *optval, int __user *optlen); - struct dst_entry *(*get_dst) (struct sctp_association *asoc, - union sctp_addr *daddr, - union sctp_addr *saddr); + void (*get_dst) (struct sctp_transport *t, + union sctp_addr *saddr, + struct flowi *fl, + struct sock *sk); void (*get_saddr) (struct sctp_sock *sk, - struct sctp_association *asoc, - struct dst_entry *dst, - union sctp_addr *daddr, - union sctp_addr *saddr); + struct sctp_transport *t, + struct flowi *fl); void (*copy_addrlist) (struct list_head *, struct net_device *); - void (*dst_saddr) (union sctp_addr *saddr, - struct dst_entry *dst, - __be16 port); int (*cmp_addr) (const union sctp_addr *addr1, const union sctp_addr *addr2); void (*addr_copy) (union sctp_addr *dst, @@ -900,6 +894,7 @@ struct sctp_transport { /* Is this structure kfree()able? */ malloced:1; + struct flowi fl; /* This is the peer's IP address and port. */ union sctp_addr ipaddr; @@ -1063,7 +1058,7 @@ void sctp_transport_set_owner(struct sctp_transport *, struct sctp_association *); void sctp_transport_route(struct sctp_transport *, union sctp_addr *, struct sctp_sock *); -void sctp_transport_pmtu(struct sctp_transport *); +void sctp_transport_pmtu(struct sctp_transport *, struct sock *sk); void sctp_transport_free(struct sctp_transport *); void sctp_transport_reset_timers(struct sctp_transport *); void sctp_transport_hold(struct sctp_transport *); @@ -1402,7 +1397,7 @@ int sctp_has_association(const union sctp_addr *laddr, int sctp_verify_init(const struct sctp_association *asoc, sctp_cid_t, sctp_init_chunk_t *peer_init, struct sctp_chunk *chunk, struct sctp_chunk **err_chunk); -int sctp_process_init(struct sctp_association *, sctp_cid_t cid, +int sctp_process_init(struct sctp_association *, struct sctp_chunk *chunk, const union sctp_addr *peer, sctp_init_chunk_t *init, gfp_t gfp); __u32 sctp_generate_tag(const struct sctp_endpoint *); diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h index 7ea12e8e6676..99b027b2adce 100644 --- a/include/net/sctp/ulpevent.h +++ b/include/net/sctp/ulpevent.h @@ -132,6 +132,9 @@ struct sctp_ulpevent *sctp_ulpevent_make_authkey( const struct sctp_association *asoc, __u16 key_id, __u32 indication, gfp_t gfp); +struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event( + const struct sctp_association *asoc, gfp_t gfp); + void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event, struct msghdr *); __u16 sctp_ulpevent_get_notification_type(const struct sctp_ulpevent *event); diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h index 2b2769c5ca9f..32fd51274037 100644 --- a/include/net/sctp/user.h +++ b/include/net/sctp/user.h @@ -78,6 +78,7 @@ typedef __s32 sctp_assoc_t; #define SCTP_GET_PEER_ADDR_INFO 15 #define SCTP_DELAYED_ACK_TIME 16 #define SCTP_DELAYED_ACK SCTP_DELAYED_ACK_TIME +#define SCTP_DELAYED_SACK SCTP_DELAYED_ACK_TIME #define SCTP_CONTEXT 17 #define SCTP_FRAGMENT_INTERLEAVE 18 #define SCTP_PARTIAL_DELIVERY_POINT 19 /* Set/Get partial delivery point */ @@ -90,6 +91,7 @@ typedef __s32 sctp_assoc_t; #define SCTP_PEER_AUTH_CHUNKS 26 /* Read only */ #define SCTP_LOCAL_AUTH_CHUNKS 27 /* Read only */ #define SCTP_GET_ASSOC_NUMBER 28 /* Read only */ +#define SCTP_GET_ASSOC_ID_LIST 29 /* Read only */ /* Internal Socket Options. Some of the sctp library functions are * implemented using these socket options. @@ -99,8 +101,8 @@ typedef __s32 sctp_assoc_t; #define SCTP_SOCKOPT_PEELOFF 102 /* peel off association. */ /* Options 104-106 are deprecated and removed. Do not use this space */ #define SCTP_SOCKOPT_CONNECTX_OLD 107 /* CONNECTX old requests. */ -#define SCTP_GET_PEER_ADDRS 108 /* Get all peer addresss. */ -#define SCTP_GET_LOCAL_ADDRS 109 /* Get all local addresss. */ +#define SCTP_GET_PEER_ADDRS 108 /* Get all peer address. */ +#define SCTP_GET_LOCAL_ADDRS 109 /* Get all local address. */ #define SCTP_SOCKOPT_CONNECTX 110 /* CONNECTX requests. */ #define SCTP_SOCKOPT_CONNECTX3 111 /* CONNECTX requests (updated) */ @@ -352,6 +354,20 @@ struct sctp_authkey_event { enum { SCTP_AUTH_NEWKEY = 0, }; +/* + * 6.1.9. SCTP_SENDER_DRY_EVENT + * + * When the SCTP stack has no more user data to send or retransmit, this + * notification is given to the user. Also, at the time when a user app + * subscribes to this event, if there is no data to be sent or + * retransmit, the stack will immediately send up this notification. + */ +struct sctp_sender_dry_event { + __u16 sender_dry_type; + __u16 sender_dry_flags; + __u32 sender_dry_length; + sctp_assoc_t sender_dry_assoc_id; +}; /* * Described in Section 7.3 @@ -367,6 +383,7 @@ struct sctp_event_subscribe { __u8 sctp_partial_delivery_event; __u8 sctp_adaptation_layer_event; __u8 sctp_authentication_event; + __u8 sctp_sender_dry_event; }; /* @@ -390,6 +407,7 @@ union sctp_notification { struct sctp_adaptation_event sn_adaptation_event; struct sctp_pdapi_event sn_pdapi_event; struct sctp_authkey_event sn_authkey_event; + struct sctp_sender_dry_event sn_sender_dry_event; }; /* Section 5.3.1 @@ -406,7 +424,9 @@ enum sctp_sn_type { SCTP_SHUTDOWN_EVENT, SCTP_PARTIAL_DELIVERY_EVENT, SCTP_ADAPTATION_INDICATION, - SCTP_AUTHENTICATION_INDICATION, + SCTP_AUTHENTICATION_EVENT, +#define SCTP_AUTHENTICATION_INDICATION SCTP_AUTHENTICATION_EVENT + SCTP_SENDER_DRY_EVENT, }; /* Notification error codes used to fill up the error fields in some @@ -668,6 +688,18 @@ struct sctp_authchunks { }; /* + * 8.2.6. Get the Current Identifiers of Associations + * (SCTP_GET_ASSOC_ID_LIST) + * + * This option gets the current list of SCTP association identifiers of + * the SCTP associations handled by a one-to-many style socket. + */ +struct sctp_assoc_ids { + __u32 gaids_number_of_ids; + sctp_assoc_t gaids_assoc_id[]; +}; + +/* * 8.3, 8.5 get all peer/local addresses in an association. * This parameter struct is used by SCTP_GET_PEER_ADDRS and * SCTP_GET_LOCAL_ADDRS socket options used internally to implement diff --git a/include/net/snmp.h b/include/net/snmp.h index a0e61806d480..479083a78b0c 100644 --- a/include/net/snmp.h +++ b/include/net/snmp.h @@ -60,9 +60,7 @@ struct ipstats_mib { }; /* ICMP */ -#define ICMP_MIB_DUMMY __ICMP_MIB_MAX -#define ICMP_MIB_MAX (__ICMP_MIB_MAX + 1) - +#define ICMP_MIB_MAX __ICMP_MIB_MAX struct icmp_mib { unsigned long mibs[ICMP_MIB_MAX]; }; @@ -74,14 +72,24 @@ struct icmpmsg_mib { /* ICMP6 (IPv6-ICMP) */ #define ICMP6_MIB_MAX __ICMP6_MIB_MAX +/* per network ns counters */ struct icmpv6_mib { unsigned long mibs[ICMP6_MIB_MAX]; }; +/* per device counters, (shared on all cpus) */ +struct icmpv6_mib_device { + atomic_long_t mibs[ICMP6_MIB_MAX]; +}; #define ICMP6MSG_MIB_MAX __ICMP6MSG_MIB_MAX +/* per network ns counters */ struct icmpv6msg_mib { unsigned long mibs[ICMP6MSG_MIB_MAX]; }; +/* per device counters, (shared on all cpus) */ +struct icmpv6msg_mib_device { + atomic_long_t mibs[ICMP6MSG_MIB_MAX]; +}; /* TCP */ @@ -116,6 +124,8 @@ struct linux_xfrm_mib { */ #define DEFINE_SNMP_STAT(type, name) \ __typeof__(type) __percpu *name[2] +#define DEFINE_SNMP_STAT_ATOMIC(type, name) \ + __typeof__(type) *name #define DECLARE_SNMP_STAT(type, name) \ extern __typeof__(type) __percpu *name[2] @@ -126,6 +136,8 @@ struct linux_xfrm_mib { __this_cpu_inc(mib[0]->mibs[field]) #define SNMP_INC_STATS_USER(mib, field) \ this_cpu_inc(mib[1]->mibs[field]) +#define SNMP_INC_STATS_ATOMIC_LONG(mib, field) \ + atomic_long_inc(&mib->mibs[field]) #define SNMP_INC_STATS(mib, field) \ this_cpu_inc(mib[!in_softirq()]->mibs[field]) #define SNMP_DEC_STATS(mib, field) \ @@ -152,7 +164,7 @@ struct linux_xfrm_mib { #define SNMP_UPD_PO_STATS_BH(mib, basefield, addend) \ do { \ __typeof__(*mib[0]) *ptr = \ - __this_cpu_ptr((mib)[!in_softirq()]); \ + __this_cpu_ptr((mib)[0]); \ ptr->mibs[basefield##PKTS]++; \ ptr->mibs[basefield##OCTETS] += addend;\ } while (0) @@ -204,7 +216,7 @@ struct linux_xfrm_mib { #define SNMP_UPD_PO_STATS64_BH(mib, basefield, addend) \ do { \ __typeof__(*mib[0]) *ptr; \ - ptr = __this_cpu_ptr((mib)[!in_softirq()]); \ + ptr = __this_cpu_ptr((mib)[0]); \ u64_stats_update_begin(&ptr->syncp); \ ptr->mibs[basefield##PKTS]++; \ ptr->mibs[basefield##OCTETS] += addend; \ diff --git a/include/net/sock.h b/include/net/sock.h index 73a4f9702a65..f2046e404a61 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -52,12 +52,13 @@ #include <linux/mm.h> #include <linux/security.h> #include <linux/slab.h> +#include <linux/uaccess.h> #include <linux/filter.h> #include <linux/rculist_nulls.h> #include <linux/poll.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <net/dst.h> #include <net/checksum.h> @@ -105,10 +106,8 @@ struct net; /** * struct sock_common - minimal network layer representation of sockets - * @skc_node: main hash linkage for various protocol lookup tables - * @skc_nulls_node: main hash linkage for TCP/UDP/UDP-Lite protocol - * @skc_refcnt: reference count - * @skc_tx_queue_mapping: tx queue number for this connection + * @skc_daddr: Foreign IPv4 addr + * @skc_rcv_saddr: Bound local IPv4 addr * @skc_hash: hash value used with various protocol lookup tables * @skc_u16hashes: two u16 hash values used by UDP lookup tables * @skc_family: network address family @@ -119,20 +118,20 @@ struct net; * @skc_portaddr_node: second hash linkage for UDP/UDP-Lite protocol * @skc_prot: protocol handlers inside a network family * @skc_net: reference to the network namespace of this socket + * @skc_node: main hash linkage for various protocol lookup tables + * @skc_nulls_node: main hash linkage for TCP/UDP/UDP-Lite protocol + * @skc_tx_queue_mapping: tx queue number for this connection + * @skc_refcnt: reference count * * This is the minimal network layer representation of sockets, the header * for struct sock and struct inet_timewait_sock. */ struct sock_common { - /* - * first fields are not copied in sock_copy() + /* skc_daddr and skc_rcv_saddr must be grouped : + * cf INET_MATCH() and INET_TW_MATCH() */ - union { - struct hlist_node skc_node; - struct hlist_nulls_node skc_nulls_node; - }; - atomic_t skc_refcnt; - int skc_tx_queue_mapping; + __be32 skc_daddr; + __be32 skc_rcv_saddr; union { unsigned int skc_hash; @@ -150,6 +149,22 @@ struct sock_common { #ifdef CONFIG_NET_NS struct net *skc_net; #endif + /* + * fields between dontcopy_begin/dontcopy_end + * are not copied in sock_copy() + */ + /* private: */ + int skc_dontcopy_begin[0]; + /* public: */ + union { + struct hlist_node skc_node; + struct hlist_nulls_node skc_nulls_node; + }; + int skc_tx_queue_mapping; + atomic_t skc_refcnt; + /* private: */ + int skc_dontcopy_end[0]; + /* public: */ }; /** @@ -232,7 +247,8 @@ struct sock { #define sk_refcnt __sk_common.skc_refcnt #define sk_tx_queue_mapping __sk_common.skc_tx_queue_mapping -#define sk_copy_start __sk_common.skc_hash +#define sk_dontcopy_begin __sk_common.skc_dontcopy_begin +#define sk_dontcopy_end __sk_common.skc_dontcopy_end #define sk_hash __sk_common.skc_hash #define sk_family __sk_common.skc_family #define sk_state __sk_common.skc_state @@ -241,59 +257,67 @@ struct sock { #define sk_bind_node __sk_common.skc_bind_node #define sk_prot __sk_common.skc_prot #define sk_net __sk_common.skc_net - kmemcheck_bitfield_begin(flags); - unsigned int sk_shutdown : 2, - sk_no_check : 2, - sk_userlocks : 4, - sk_protocol : 8, - sk_type : 16; - kmemcheck_bitfield_end(flags); - int sk_rcvbuf; socket_lock_t sk_lock; + struct sk_buff_head sk_receive_queue; /* * The backlog queue is special, it is always used with * the per-socket spinlock held and requires low latency * access. Therefore we special case it's implementation. + * Note : rmem_alloc is in this structure to fill a hole + * on 64bit arches, not because its logically part of + * backlog. */ struct { - struct sk_buff *head; - struct sk_buff *tail; - int len; + atomic_t rmem_alloc; + int len; + struct sk_buff *head; + struct sk_buff *tail; } sk_backlog; - struct socket_wq *sk_wq; - struct dst_entry *sk_dst_cache; +#define sk_rmem_alloc sk_backlog.rmem_alloc + int sk_forward_alloc; +#ifdef CONFIG_RPS + __u32 sk_rxhash; +#endif + atomic_t sk_drops; + int sk_rcvbuf; + + struct sk_filter __rcu *sk_filter; + struct socket_wq __rcu *sk_wq; + +#ifdef CONFIG_NET_DMA + struct sk_buff_head sk_async_wait_queue; +#endif + #ifdef CONFIG_XFRM struct xfrm_policy *sk_policy[2]; #endif + unsigned long sk_flags; + struct dst_entry *sk_dst_cache; spinlock_t sk_dst_lock; - atomic_t sk_rmem_alloc; atomic_t sk_wmem_alloc; atomic_t sk_omem_alloc; int sk_sndbuf; - struct sk_buff_head sk_receive_queue; struct sk_buff_head sk_write_queue; -#ifdef CONFIG_NET_DMA - struct sk_buff_head sk_async_wait_queue; -#endif + kmemcheck_bitfield_begin(flags); + unsigned int sk_shutdown : 2, + sk_no_check : 2, + sk_userlocks : 4, + sk_protocol : 8, + sk_type : 16; + kmemcheck_bitfield_end(flags); int sk_wmem_queued; - int sk_forward_alloc; gfp_t sk_allocation; int sk_route_caps; int sk_route_nocaps; int sk_gso_type; unsigned int sk_gso_max_size; int sk_rcvlowat; -#ifdef CONFIG_RPS - __u32 sk_rxhash; -#endif - unsigned long sk_flags; unsigned long sk_lingertime; struct sk_buff_head sk_error_queue; struct proto *sk_prot_creator; rwlock_t sk_callback_lock; int sk_err, sk_err_soft; - atomic_t sk_drops; unsigned short sk_ack_backlog; unsigned short sk_max_ack_backlog; __u32 sk_priority; @@ -301,7 +325,6 @@ struct sock { const struct cred *sk_peer_cred; long sk_rcvtimeo; long sk_sndtimeo; - struct sk_filter *sk_filter; void *sk_protinfo; struct timer_list sk_timer; ktime_t sk_stamp; @@ -509,9 +532,6 @@ static __inline__ void sk_add_bind_node(struct sock *sk, #define sk_nulls_for_each_from(__sk, node) \ if (__sk && ({ node = &(__sk)->sk_nulls_node; 1; })) \ hlist_nulls_for_each_entry_from(__sk, node, sk_nulls_node) -#define sk_for_each_continue(__sk, node) \ - if (__sk && ({ node = &(__sk)->sk_node; 1; })) \ - hlist_for_each_entry_continue(__sk, node, sk_node) #define sk_for_each_safe(__sk, node, tmp, list) \ hlist_for_each_entry_safe(__sk, node, tmp, list, sk_node) #define sk_for_each_bound(__sk, node, list) \ @@ -734,6 +754,8 @@ struct proto { int level, int optname, char __user *optval, int __user *option); + int (*compat_ioctl)(struct sock *sk, + unsigned int cmd, unsigned long arg); #endif int (*sendmsg)(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len); @@ -754,6 +776,7 @@ struct proto { void (*unhash)(struct sock *sk); void (*rehash)(struct sock *sk); int (*get_port)(struct sock *sk, unsigned short snum); + void (*clear_sk)(struct sock *sk, int size); /* Keeping track of sockets in use */ #ifdef CONFIG_PROC_FS @@ -762,7 +785,7 @@ struct proto { /* Memory pressure */ void (*enter_memory_pressure)(struct sock *sk); - atomic_t *memory_allocated; /* Current allocated memory. */ + atomic_long_t *memory_allocated; /* Current allocated memory. */ struct percpu_counter *sockets_allocated; /* Current number of sockets. */ /* * Pressure flag: try to collapse. @@ -771,7 +794,7 @@ struct proto { * is strict, actions are advisory and have some latency. */ int *memory_pressure; - int *sysctl_mem; + long *sysctl_mem; int *sysctl_wmem; int *sysctl_rmem; int max_header; @@ -852,6 +875,8 @@ static inline void __sk_prot_rehash(struct sock *sk) sk->sk_prot->hash(sk); } +void sk_prot_clear_portaddr_nulls(struct sock *sk, int size); + /* About 10 seconds */ #define SOCK_DESTROY_TIME (10*HZ) @@ -1155,6 +1180,8 @@ extern void sk_common_release(struct sock *sk); /* Initialise core socket variables */ extern void sock_init_data(struct socket *sock, struct sock *sk); +extern void sk_filter_release_rcu(struct rcu_head *rcu); + /** * sk_filter_release - release a socket filter * @fp: filter to remove @@ -1165,7 +1192,7 @@ extern void sock_init_data(struct socket *sock, struct sock *sk); static inline void sk_filter_release(struct sk_filter *fp) { if (atomic_dec_and_test(&fp->refcnt)) - kfree(fp); + call_rcu(&fp->rcu, sk_filter_release_rcu); } static inline void sk_filter_uncharge(struct sock *sk, struct sk_filter *fp) @@ -1240,7 +1267,8 @@ static inline void sk_set_socket(struct sock *sk, struct socket *sock) static inline wait_queue_head_t *sk_sleep(struct sock *sk) { - return &sk->sk_wq->wait; + BUILD_BUG_ON(offsetof(struct socket_wq, wait) != 0); + return &rcu_dereference_raw(sk->sk_wq)->wait; } /* Detach socket from process context. * Announce socket dead, detach it from wait queue and inode. @@ -1261,7 +1289,7 @@ static inline void sock_orphan(struct sock *sk) static inline void sock_graft(struct sock *sk, struct socket *parent) { write_lock_bh(&sk->sk_callback_lock); - rcu_assign_pointer(sk->sk_wq, parent->wq); + sk->sk_wq = parent->wq; parent->sk = sk; sk_set_socket(sk, parent); security_sock_graft(sk, parent); @@ -1362,6 +1390,59 @@ static inline void sk_nocaps_add(struct sock *sk, int flags) sk->sk_route_caps &= ~flags; } +static inline int skb_do_copy_data_nocache(struct sock *sk, struct sk_buff *skb, + char __user *from, char *to, + int copy, int offset) +{ + if (skb->ip_summed == CHECKSUM_NONE) { + int err = 0; + __wsum csum = csum_and_copy_from_user(from, to, copy, 0, &err); + if (err) + return err; + skb->csum = csum_block_add(skb->csum, csum, offset); + } else if (sk->sk_route_caps & NETIF_F_NOCACHE_COPY) { + if (!access_ok(VERIFY_READ, from, copy) || + __copy_from_user_nocache(to, from, copy)) + return -EFAULT; + } else if (copy_from_user(to, from, copy)) + return -EFAULT; + + return 0; +} + +static inline int skb_add_data_nocache(struct sock *sk, struct sk_buff *skb, + char __user *from, int copy) +{ + int err, offset = skb->len; + + err = skb_do_copy_data_nocache(sk, skb, from, skb_put(skb, copy), + copy, offset); + if (err) + __skb_trim(skb, offset); + + return err; +} + +static inline int skb_copy_to_page_nocache(struct sock *sk, char __user *from, + struct sk_buff *skb, + struct page *page, + int off, int copy) +{ + int err; + + err = skb_do_copy_data_nocache(sk, skb, from, page_address(page) + off, + copy, skb->len); + if (err) + return err; + + skb->len += copy; + skb->data_len += copy; + skb->truesize += copy; + sk->sk_wmem_queued += copy; + sk_mem_charge(sk, copy); + return 0; +} + static inline int skb_copy_to_page(struct sock *sk, char __user *from, struct sk_buff *skb, struct page *page, int off, int copy) @@ -1722,7 +1803,7 @@ void sock_net_set(struct sock *sk, struct net *net) /* * Kernel sockets, f.e. rtnl or icmp_socket, are a part of a namespace. - * They should not hold a referrence to a namespace in order to allow + * They should not hold a reference to a namespace in order to allow * to stop it. * Sockets after sk_change_net should be released using sk_release_kernel */ diff --git a/include/net/tcp.h b/include/net/tcp.h index 4fee0424af7e..cda30ea354a2 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -60,6 +60,9 @@ extern void tcp_time_wait(struct sock *sk, int state, int timeo); */ #define MAX_TCP_WINDOW 32767U +/* Offer an initial receive window of 10 mss. */ +#define TCP_DEFAULT_INIT_RCVWND 10 + /* Minimal accepted MSS. It is (60+60+8) - (20+20). */ #define TCP_MIN_MSS 88U @@ -100,12 +103,6 @@ extern void tcp_time_wait(struct sock *sk, int state, int timeo); #define TCP_SYNACK_RETRIES 5 /* number of times to retry passive opening a * connection: ~180sec is RFC minimum */ - -#define TCP_ORPHAN_RETRIES 7 /* number of times to retry on an orphaned - * socket. 7 is ~50sec-16min. - */ - - #define TCP_TIMEWAIT_LEN (60*HZ) /* how long to wait to destroy TIME-WAIT * state, about 60 seconds */ #define TCP_FIN_TIMEOUT TCP_TIMEWAIT_LEN @@ -199,6 +196,9 @@ extern void tcp_time_wait(struct sock *sk, int state, int timeo); /* TCP thin-stream limits */ #define TCP_THIN_LINEAR_RETRIES 6 /* After 6 linear retries, do exp. backoff */ +/* TCP initial congestion window as per draft-hkchu-tcpm-initcwnd-01 */ +#define TCP_INIT_CWND 10 + extern struct inet_timewait_death_row tcp_death_row; /* sysctl variables for tcp */ @@ -224,7 +224,7 @@ extern int sysctl_tcp_fack; extern int sysctl_tcp_reordering; extern int sysctl_tcp_ecn; extern int sysctl_tcp_dsack; -extern int sysctl_tcp_mem[3]; +extern long sysctl_tcp_mem[3]; extern int sysctl_tcp_wmem[3]; extern int sysctl_tcp_rmem[3]; extern int sysctl_tcp_app_win; @@ -247,7 +247,7 @@ extern int sysctl_tcp_cookie_size; extern int sysctl_tcp_thin_linear_timeouts; extern int sysctl_tcp_thin_dupack; -extern atomic_t tcp_memory_allocated; +extern atomic_long_t tcp_memory_allocated; extern struct percpu_counter tcp_sockets_allocated; extern int tcp_memory_pressure; @@ -280,7 +280,7 @@ static inline bool tcp_too_many_orphans(struct sock *sk, int shift) } if (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && - atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2]) + atomic_long_read(&tcp_memory_allocated) > sysctl_tcp_mem[2]) return true; return false; } @@ -312,7 +312,8 @@ extern void tcp_shutdown (struct sock *sk, int how); extern int tcp_v4_rcv(struct sk_buff *skb); -extern int tcp_v4_remember_stamp(struct sock *sk); +extern struct inet_peer *tcp_v4_get_peer(struct sock *sk, bool *release_it); +extern void *tcp_v4_tw_get_peer(struct sock *sk); extern int tcp_v4_tw_remember_stamp(struct inet_timewait_sock *tw); extern int tcp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t size); @@ -801,15 +802,6 @@ static inline __u32 tcp_current_ssthresh(const struct sock *sk) /* Use define here intentionally to get WARN_ON location shown at the caller */ #define tcp_verify_left_out(tp) WARN_ON(tcp_left_out(tp) > tp->packets_out) -/* - * Convert RFC 3390 larger initial window into an equivalent number of packets. - * This is based on the numbers specified in RFC 5681, 3.1. - */ -static inline u32 rfc3390_bytes_to_packets(const u32 smss) -{ - return smss <= 1095 ? 4 : (smss > 2190 ? 2 : 3); -} - extern void tcp_enter_cwr(struct sock *sk, const int set_ssthresh); extern __u32 tcp_init_cwnd(struct tcp_sock *tp, struct dst_entry *dst); @@ -1043,7 +1035,13 @@ static inline int tcp_paws_check(const struct tcp_options_received *rx_opt, return 1; if (unlikely(get_seconds() >= rx_opt->ts_recent_stamp + TCP_PAWS_24DAYS)) return 1; - + /* + * Some OSes send SYN and SYNACK messages with tsval=0 tsecr=0, + * then following tcp messages have valid values. Ignore 0 value, + * or else 'negative' tsval might forbid us to accept their packets. + */ + if (!rx_opt->ts_recent) + return 1; return 0; } @@ -1070,8 +1068,6 @@ static inline int tcp_paws_reject(const struct tcp_options_received *rx_opt, return 1; } -#define TCP_CHECK_TIMER(sk) do { } while (0) - static inline void tcp_mib_init(struct net *net) { /* See RFC 2012 */ @@ -1157,8 +1153,6 @@ struct tcp_md5sig_pool { union tcp_md5sum_block md5_blk; }; -#define TCP_MD5SIG_MAXKEYS (~(u32)0) /* really?! */ - /* - functions */ extern int tcp_v4_md5_hash_skb(char *md5_hash, struct tcp_md5sig_key *key, struct sock *sk, struct request_sock *req, @@ -1402,7 +1396,7 @@ extern struct request_sock_ops tcp6_request_sock_ops; extern void tcp_v4_destroy_sock(struct sock *sk); extern int tcp_v4_gso_send_check(struct sk_buff *skb); -extern struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int features); +extern struct sk_buff *tcp_tso_segment(struct sk_buff *skb, u32 features); extern struct sk_buff **tcp_gro_receive(struct sk_buff **head, struct sk_buff *skb); extern struct sk_buff **tcp4_gro_receive(struct sk_buff **head, diff --git a/include/net/timewait_sock.h b/include/net/timewait_sock.h index 97c3b14da55d..053b3cf2c66a 100644 --- a/include/net/timewait_sock.h +++ b/include/net/timewait_sock.h @@ -21,6 +21,7 @@ struct timewait_sock_ops { int (*twsk_unique)(struct sock *sk, struct sock *sktw, void *twp); void (*twsk_destructor)(struct sock *sk); + void *(*twsk_getpeer)(struct sock *sk); }; static inline int twsk_unique(struct sock *sk, struct sock *sktw, void *twp) @@ -39,4 +40,11 @@ static inline void twsk_destructor(struct sock *sk) sk->sk_prot->twsk_prot->twsk_destructor(sk); } +static inline void *twsk_getpeer(struct sock *sk) +{ + if (sk->sk_prot->twsk_prot->twsk_getpeer) + return sk->sk_prot->twsk_prot->twsk_getpeer(sk); + return NULL; +} + #endif /* _TIMEWAIT_SOCK_H */ diff --git a/include/net/tipc/tipc.h b/include/net/tipc/tipc.h deleted file mode 100644 index 1e0645e1eed2..000000000000 --- a/include/net/tipc/tipc.h +++ /dev/null @@ -1,186 +0,0 @@ -/* - * include/net/tipc/tipc.h: Main include file for TIPC users - * - * Copyright (c) 2003-2006, Ericsson AB - * Copyright (c) 2005,2010 Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _NET_TIPC_H_ -#define _NET_TIPC_H_ - -#ifdef __KERNEL__ - -#include <linux/tipc.h> -#include <linux/skbuff.h> - -/* - * Native API - */ - -/* - * TIPC operating mode routines - */ - -#define TIPC_NOT_RUNNING 0 -#define TIPC_NODE_MODE 1 -#define TIPC_NET_MODE 2 - -typedef void (*tipc_mode_event)(void *usr_handle, int mode, u32 addr); - -int tipc_attach(unsigned int *userref, tipc_mode_event, void *usr_handle); - -void tipc_detach(unsigned int userref); - -/* - * TIPC port manipulation routines - */ - -typedef void (*tipc_msg_err_event) (void *usr_handle, - u32 portref, - struct sk_buff **buf, - unsigned char const *data, - unsigned int size, - int reason, - struct tipc_portid const *attmpt_destid); - -typedef void (*tipc_named_msg_err_event) (void *usr_handle, - u32 portref, - struct sk_buff **buf, - unsigned char const *data, - unsigned int size, - int reason, - struct tipc_name_seq const *attmpt_dest); - -typedef void (*tipc_conn_shutdown_event) (void *usr_handle, - u32 portref, - struct sk_buff **buf, - unsigned char const *data, - unsigned int size, - int reason); - -typedef void (*tipc_msg_event) (void *usr_handle, - u32 portref, - struct sk_buff **buf, - unsigned char const *data, - unsigned int size, - unsigned int importance, - struct tipc_portid const *origin); - -typedef void (*tipc_named_msg_event) (void *usr_handle, - u32 portref, - struct sk_buff **buf, - unsigned char const *data, - unsigned int size, - unsigned int importance, - struct tipc_portid const *orig, - struct tipc_name_seq const *dest); - -typedef void (*tipc_conn_msg_event) (void *usr_handle, - u32 portref, - struct sk_buff **buf, - unsigned char const *data, - unsigned int size); - -typedef void (*tipc_continue_event) (void *usr_handle, - u32 portref); - -int tipc_createport(unsigned int tipc_user, - void *usr_handle, - unsigned int importance, - tipc_msg_err_event error_cb, - tipc_named_msg_err_event named_error_cb, - tipc_conn_shutdown_event conn_error_cb, - tipc_msg_event message_cb, - tipc_named_msg_event named_message_cb, - tipc_conn_msg_event conn_message_cb, - tipc_continue_event continue_event_cb, - u32 *portref); - -int tipc_deleteport(u32 portref); - -int tipc_ownidentity(u32 portref, struct tipc_portid *port); - -int tipc_portimportance(u32 portref, unsigned int *importance); -int tipc_set_portimportance(u32 portref, unsigned int importance); - -int tipc_portunreliable(u32 portref, unsigned int *isunreliable); -int tipc_set_portunreliable(u32 portref, unsigned int isunreliable); - -int tipc_portunreturnable(u32 portref, unsigned int *isunreturnable); -int tipc_set_portunreturnable(u32 portref, unsigned int isunreturnable); - -int tipc_publish(u32 portref, unsigned int scope, - struct tipc_name_seq const *name_seq); -int tipc_withdraw(u32 portref, unsigned int scope, - struct tipc_name_seq const *name_seq); - -int tipc_connect2port(u32 portref, struct tipc_portid const *port); - -int tipc_disconnect(u32 portref); - -int tipc_shutdown(u32 ref); - -/* - * TIPC messaging routines - */ - -#define TIPC_PORT_IMPORTANCE 100 /* send using current port setting */ - - -int tipc_send(u32 portref, - unsigned int num_sect, - struct iovec const *msg_sect); - -int tipc_send2name(u32 portref, - struct tipc_name const *name, - u32 domain, - unsigned int num_sect, - struct iovec const *msg_sect); - -int tipc_send2port(u32 portref, - struct tipc_portid const *dest, - unsigned int num_sect, - struct iovec const *msg_sect); - -int tipc_send_buf2port(u32 portref, - struct tipc_portid const *dest, - struct sk_buff *buf, - unsigned int dsz); - -int tipc_multicast(u32 portref, - struct tipc_name_seq const *seq, - u32 domain, /* currently unused */ - unsigned int section_count, - struct iovec const *msg); -#endif - -#endif diff --git a/include/net/tipc/tipc_bearer.h b/include/net/tipc/tipc_bearer.h deleted file mode 100644 index ee2f304e4919..000000000000 --- a/include/net/tipc/tipc_bearer.h +++ /dev/null @@ -1,138 +0,0 @@ -/* - * include/net/tipc/tipc_bearer.h: Include file for privileged access to TIPC bearers - * - * Copyright (c) 2003-2006, Ericsson AB - * Copyright (c) 2005, Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _NET_TIPC_BEARER_H_ -#define _NET_TIPC_BEARER_H_ - -#ifdef __KERNEL__ - -#include <linux/tipc_config.h> -#include <linux/skbuff.h> -#include <linux/spinlock.h> - -/* - * Identifiers of supported TIPC media types - */ - -#define TIPC_MEDIA_TYPE_ETH 1 - -/* - * Destination address structure used by TIPC bearers when sending messages - * - * IMPORTANT: The fields of this structure MUST be stored using the specified - * byte order indicated below, as the structure is exchanged between nodes - * as part of a link setup process. - */ - -struct tipc_media_addr { - __be32 type; /* bearer type (network byte order) */ - union { - __u8 eth_addr[6]; /* 48 bit Ethernet addr (byte array) */ -#if 0 - /* Prototypes for other possible bearer types */ - - struct { - __u16 sin_family; - __u16 sin_port; - struct { - __u32 s_addr; - } sin_addr; - char pad[4]; - } addr_in; /* IP-based bearer */ - __u16 sock_descr; /* generic socket bearer */ -#endif - } dev_addr; -}; - -/** - * struct tipc_bearer - TIPC bearer info available to privileged users - * @usr_handle: pointer to additional user-defined information about bearer - * @mtu: max packet size bearer can support - * @blocked: non-zero if bearer is blocked - * @lock: spinlock for controlling access to bearer - * @addr: media-specific address associated with bearer - * @name: bearer name (format = media:interface) - * - * Note: TIPC initializes "name" and "lock" fields; user is responsible for - * initialization all other fields when a bearer is enabled. - */ - -struct tipc_bearer { - void *usr_handle; - u32 mtu; - int blocked; - spinlock_t lock; - struct tipc_media_addr addr; - char name[TIPC_MAX_BEARER_NAME]; -}; - -/* - * TIPC routines available to supported media types - */ - -int tipc_register_media(u32 media_type, - char *media_name, - int (*enable)(struct tipc_bearer *), - void (*disable)(struct tipc_bearer *), - int (*send_msg)(struct sk_buff *, - struct tipc_bearer *, - struct tipc_media_addr *), - char *(*addr2str)(struct tipc_media_addr *a, - char *str_buf, - int str_size), - struct tipc_media_addr *bcast_addr, - const u32 bearer_priority, - const u32 link_tolerance, /* [ms] */ - const u32 send_window_limit); - -void tipc_recv_msg(struct sk_buff *buf, struct tipc_bearer *tb_ptr); - -int tipc_block_bearer(const char *name); -void tipc_continue(struct tipc_bearer *tb_ptr); - -int tipc_enable_bearer(const char *bearer_name, u32 bcast_scope, u32 priority); -int tipc_disable_bearer(const char *name); - -/* - * Routines made available to TIPC by supported media types - */ - -int tipc_eth_media_start(void); -void tipc_eth_media_stop(void); - -#endif - -#endif diff --git a/include/net/tipc/tipc_msg.h b/include/net/tipc/tipc_msg.h deleted file mode 100644 index ffe50b4e7b93..000000000000 --- a/include/net/tipc/tipc_msg.h +++ /dev/null @@ -1,207 +0,0 @@ -/* - * include/net/tipc/tipc_msg.h: Include file for privileged access to TIPC message headers - * - * Copyright (c) 2003-2006, Ericsson AB - * Copyright (c) 2005, Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _NET_TIPC_MSG_H_ -#define _NET_TIPC_MSG_H_ - -#ifdef __KERNEL__ - -struct tipc_msg { - __be32 hdr[15]; -}; - - -/* - TIPC user data message header format, version 2: - - - 1 0 9 8 7 6 5 4|3 2 1 0 9 8 7 6|5 4 3 2 1 0 9 8|7 6 5 4 3 2 1 0 - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w0:|vers | user |hdr sz |n|d|s|-| message size | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w1:|mstyp| error |rer cnt|lsc|opt p| broadcast ack no | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w2:| link level ack no | broadcast/link level seq no | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w3:| previous node | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w4:| originating port | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w5:| destination port | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w6:| originating node | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w7:| destination node | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w8:| name type / transport sequence number | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - w9:| name instance/multicast lower bound | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - wA:| multicast upper bound | - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - / / - \ options \ - / / - +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ - -*/ - -#define TIPC_CONN_MSG 0 -#define TIPC_MCAST_MSG 1 -#define TIPC_NAMED_MSG 2 -#define TIPC_DIRECT_MSG 3 - - -static inline u32 msg_word(struct tipc_msg *m, u32 pos) -{ - return ntohl(m->hdr[pos]); -} - -static inline u32 msg_bits(struct tipc_msg *m, u32 w, u32 pos, u32 mask) -{ - return (msg_word(m, w) >> pos) & mask; -} - -static inline u32 msg_importance(struct tipc_msg *m) -{ - return msg_bits(m, 0, 25, 0xf); -} - -static inline u32 msg_hdr_sz(struct tipc_msg *m) -{ - return msg_bits(m, 0, 21, 0xf) << 2; -} - -static inline int msg_short(struct tipc_msg *m) -{ - return msg_hdr_sz(m) == 24; -} - -static inline u32 msg_size(struct tipc_msg *m) -{ - return msg_bits(m, 0, 0, 0x1ffff); -} - -static inline u32 msg_data_sz(struct tipc_msg *m) -{ - return msg_size(m) - msg_hdr_sz(m); -} - -static inline unchar *msg_data(struct tipc_msg *m) -{ - return ((unchar *)m) + msg_hdr_sz(m); -} - -static inline u32 msg_type(struct tipc_msg *m) -{ - return msg_bits(m, 1, 29, 0x7); -} - -static inline u32 msg_named(struct tipc_msg *m) -{ - return msg_type(m) == TIPC_NAMED_MSG; -} - -static inline u32 msg_mcast(struct tipc_msg *m) -{ - return msg_type(m) == TIPC_MCAST_MSG; -} - -static inline u32 msg_connected(struct tipc_msg *m) -{ - return msg_type(m) == TIPC_CONN_MSG; -} - -static inline u32 msg_errcode(struct tipc_msg *m) -{ - return msg_bits(m, 1, 25, 0xf); -} - -static inline u32 msg_prevnode(struct tipc_msg *m) -{ - return msg_word(m, 3); -} - -static inline u32 msg_origport(struct tipc_msg *m) -{ - return msg_word(m, 4); -} - -static inline u32 msg_destport(struct tipc_msg *m) -{ - return msg_word(m, 5); -} - -static inline u32 msg_mc_netid(struct tipc_msg *m) -{ - return msg_word(m, 5); -} - -static inline u32 msg_orignode(struct tipc_msg *m) -{ - if (likely(msg_short(m))) - return msg_prevnode(m); - return msg_word(m, 6); -} - -static inline u32 msg_destnode(struct tipc_msg *m) -{ - return msg_word(m, 7); -} - -static inline u32 msg_nametype(struct tipc_msg *m) -{ - return msg_word(m, 8); -} - -static inline u32 msg_nameinst(struct tipc_msg *m) -{ - return msg_word(m, 9); -} - -static inline u32 msg_namelower(struct tipc_msg *m) -{ - return msg_nameinst(m); -} - -static inline u32 msg_nameupper(struct tipc_msg *m) -{ - return msg_word(m, 10); -} - -#endif - -#endif diff --git a/include/net/tipc/tipc_port.h b/include/net/tipc/tipc_port.h deleted file mode 100644 index 1893aaf49426..000000000000 --- a/include/net/tipc/tipc_port.h +++ /dev/null @@ -1,101 +0,0 @@ -/* - * include/net/tipc/tipc_port.h: Include file for privileged access to TIPC ports - * - * Copyright (c) 1994-2007, Ericsson AB - * Copyright (c) 2005-2008, Wind River Systems - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the names of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _NET_TIPC_PORT_H_ -#define _NET_TIPC_PORT_H_ - -#ifdef __KERNEL__ - -#include <linux/tipc.h> -#include <linux/skbuff.h> -#include <net/tipc/tipc_msg.h> - -#define TIPC_FLOW_CONTROL_WIN 512 - -/** - * struct tipc_port - native TIPC port info available to privileged users - * @usr_handle: pointer to additional user-defined information about port - * @lock: pointer to spinlock for controlling access to port - * @connected: non-zero if port is currently connected to a peer port - * @conn_type: TIPC type used when connection was established - * @conn_instance: TIPC instance used when connection was established - * @conn_unacked: number of unacknowledged messages received from peer port - * @published: non-zero if port has one or more associated names - * @congested: non-zero if cannot send because of link or port congestion - * @max_pkt: maximum packet size "hint" used when building messages sent by port - * @ref: unique reference to port in TIPC object registry - * @phdr: preformatted message header used when sending messages - */ - -struct tipc_port { - void *usr_handle; - spinlock_t *lock; - int connected; - u32 conn_type; - u32 conn_instance; - u32 conn_unacked; - int published; - u32 congested; - u32 max_pkt; - u32 ref; - struct tipc_msg phdr; -}; - - -struct tipc_port *tipc_createport_raw(void *usr_handle, - u32 (*dispatcher)(struct tipc_port *, struct sk_buff *), - void (*wakeup)(struct tipc_port *), - const u32 importance); - -int tipc_reject_msg(struct sk_buff *buf, u32 err); - -int tipc_send_buf_fast(struct sk_buff *buf, u32 destnode); - -void tipc_acknowledge(u32 port_ref,u32 ack); - -struct tipc_port *tipc_get_port(const u32 ref); - -/* - * The following routines require that the port be locked on entry - */ - -int tipc_disconnect_port(struct tipc_port *tp_ptr); - - -#endif - -#endif - diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h index 42a0eb68b7b6..5271a741c3a3 100644 --- a/include/net/transp_v6.h +++ b/include/net/transp_v6.h @@ -7,16 +7,14 @@ * IPv6 transport protocols */ -#ifdef __KERNEL__ - extern struct proto rawv6_prot; extern struct proto udpv6_prot; extern struct proto udplitev6_prot; extern struct proto tcpv6_prot; -struct flowi; +struct flowi6; -/* extention headers */ +/* extension headers */ extern int ipv6_exthdrs_init(void); extern void ipv6_exthdrs_exit(void); extern int ipv6_frag_init(void); @@ -42,7 +40,7 @@ extern int datagram_recv_ctl(struct sock *sk, extern int datagram_send_ctl(struct net *net, struct msghdr *msg, - struct flowi *fl, + struct flowi6 *fl6, struct ipv6_txoptions *opt, int *hlimit, int *tclass, int *dontfrag); @@ -57,5 +55,3 @@ extern const struct inet_connection_sock_af_ops ipv4_specific; extern void inet6_destroy_sock(struct sock *sk); #endif - -#endif diff --git a/include/net/udp.h b/include/net/udp.h index 200b82848c9a..67ea6fcb3ec0 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -105,10 +105,10 @@ static inline struct udp_hslot *udp_hashslot2(struct udp_table *table, extern struct proto udp_prot; -extern atomic_t udp_memory_allocated; +extern atomic_long_t udp_memory_allocated; /* sysctl variables for udp */ -extern int sysctl_udp_mem[3]; +extern long sysctl_udp_mem[3]; extern int sysctl_udp_rmem_min; extern int sysctl_udp_wmem_min; @@ -144,6 +144,17 @@ static inline __wsum udp_csum_outgoing(struct sock *sk, struct sk_buff *skb) return csum; } +static inline __wsum udp_csum(struct sk_buff *skb) +{ + __wsum csum = csum_partial(skb_transport_header(skb), + sizeof(struct udphdr), skb->csum); + + for (skb = skb_shinfo(skb)->frag_list; skb; skb = skb->next) { + csum = csum_add(csum, skb->csum); + } + return csum; +} + /* hash routines shared between UDPv4/6 and UDP-Litev4/6 */ static inline void udp_lib_hash(struct sock *sk) { @@ -245,5 +256,5 @@ extern void udp4_proc_exit(void); extern void udp_init(void); extern int udp4_ufo_send_check(struct sk_buff *skb); -extern struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, int features); +extern struct sk_buff *udp4_ufo_fragment(struct sk_buff *skb, u32 features); #endif /* _UDP_H */ diff --git a/include/net/udplite.h b/include/net/udplite.h index afdffe607b24..673a024c6b2a 100644 --- a/include/net/udplite.h +++ b/include/net/udplite.h @@ -115,6 +115,18 @@ static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb) return csum; } +static inline __wsum udplite_csum(struct sk_buff *skb) +{ + struct sock *sk = skb->sk; + int cscov = udplite_sender_cscov(udp_sk(sk), udp_hdr(skb)); + const int off = skb_transport_offset(skb); + const int len = skb->len - off; + + skb->ip_summed = CHECKSUM_NONE; /* no HW support for checksumming */ + + return skb_checksum(skb, off, min(cscov, len), 0); +} + extern void udplite4_register(void); extern int udplite_get_port(struct sock *sk, unsigned short snum, int (*scmp)(const struct sock *, const struct sock *)); diff --git a/include/net/wimax.h b/include/net/wimax.h index 3461aa1df1e0..7328d5019d88 100644 --- a/include/net/wimax.h +++ b/include/net/wimax.h @@ -250,7 +250,6 @@ #ifndef __NET__WIMAX_H__ #define __NET__WIMAX_H__ -#ifdef __KERNEL__ #include <linux/wimax.h> #include <net/genetlink.h> @@ -286,7 +285,7 @@ struct wimax_dev; * does not disconnect the device from the bus and return 0. * If that fails, it should resort to some sort of cold or bus * reset (even if it implies a bus disconnection and device - * dissapearance). In that case, -ENODEV should be returned to + * disappearance). In that case, -ENODEV should be returned to * indicate the device is gone. * This operation has to be synchronous, and return only when the * reset is complete. In case of having had to resort to bus/cold @@ -518,8 +517,4 @@ extern ssize_t wimax_msg_len(struct sk_buff *); extern int wimax_rfkill(struct wimax_dev *, enum wimax_rf_state); extern int wimax_reset(struct wimax_dev *); -#else -/* You might be looking for linux/wimax.h */ -#error This file should not be included from user space. -#endif /* #ifdef __KERNEL__ */ #endif /* #ifndef __NET__WIMAX_H__ */ diff --git a/include/net/wpan-phy.h b/include/net/wpan-phy.h index 85926231c07a..d86fffd3c03c 100644 --- a/include/net/wpan-phy.h +++ b/include/net/wpan-phy.h @@ -28,7 +28,7 @@ struct wpan_phy { struct mutex pib_lock; /* - * This is a PIB acording to 802.15.4-2006. + * This is a PIB according to 802.15.4-2006. * We do not provide timing-related variables, as they * aren't used outside of driver */ diff --git a/include/net/x25.h b/include/net/x25.h index 1479cb4a41fc..a06119a05129 100644 --- a/include/net/x25.h +++ b/include/net/x25.h @@ -315,6 +315,8 @@ extern struct list_head x25_route_list; extern rwlock_t x25_route_list_lock; extern struct list_head x25_forward_list; extern rwlock_t x25_forward_list_lock; +extern struct list_head x25_neigh_list; +extern rwlock_t x25_neigh_list_lock; extern int x25_proc_init(void); extern void x25_proc_exit(void); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index f28d7c9b9f8d..b203e14d26b7 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -36,6 +36,7 @@ #define XFRM_PROTO_ROUTING IPPROTO_ROUTING #define XFRM_PROTO_DSTOPTS IPPROTO_DSTOPTS +#define XFRM_ALIGN4(len) (((len) + 3) & ~3) #define XFRM_ALIGN8(len) (((len) + 7) & ~7) #define MODULE_ALIAS_XFRM_MODE(family, encap) \ MODULE_ALIAS("xfrm-mode-" __stringify(family) "-" __stringify(encap)) @@ -143,6 +144,7 @@ struct xfrm_state { struct xfrm_id id; struct xfrm_selector sel; struct xfrm_mark mark; + u32 tfcpad; u32 genid; @@ -184,9 +186,14 @@ struct xfrm_state { /* State for replay detection */ struct xfrm_replay_state replay; + struct xfrm_replay_state_esn *replay_esn; /* Replay detection state at the time we sent the last notification */ struct xfrm_replay_state preplay; + struct xfrm_replay_state_esn *preplay_esn; + + /* The functions for replay detection. */ + struct xfrm_replay *repl; /* internal flag that only holds state for delayed aevent at the * moment @@ -257,6 +264,15 @@ struct km_event { struct net *net; }; +struct xfrm_replay { + void (*advance)(struct xfrm_state *x, __be32 net_seq); + int (*check)(struct xfrm_state *x, + struct sk_buff *skb, + __be32 net_seq); + void (*notify)(struct xfrm_state *x, int event); + int (*overflow)(struct xfrm_state *x, struct sk_buff *skb); +}; + struct net_device; struct xfrm_type; struct xfrm_dst; @@ -265,25 +281,26 @@ struct xfrm_policy_afinfo { struct dst_ops *dst_ops; void (*garbage_collect)(struct net *net); struct dst_entry *(*dst_lookup)(struct net *net, int tos, - xfrm_address_t *saddr, - xfrm_address_t *daddr); + const xfrm_address_t *saddr, + const xfrm_address_t *daddr); int (*get_saddr)(struct net *net, xfrm_address_t *saddr, xfrm_address_t *daddr); void (*decode_session)(struct sk_buff *skb, struct flowi *fl, int reverse); - int (*get_tos)(struct flowi *fl); + int (*get_tos)(const struct flowi *fl); int (*init_path)(struct xfrm_dst *path, struct dst_entry *dst, int nfheader_len); int (*fill_dst)(struct xfrm_dst *xdst, struct net_device *dev, - struct flowi *fl); + const struct flowi *fl); + struct dst_entry *(*blackhole_route)(struct net *net, struct dst_entry *orig); }; extern int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo); extern int xfrm_policy_unregister_afinfo(struct xfrm_policy_afinfo *afinfo); -extern void km_policy_notify(struct xfrm_policy *xp, int dir, struct km_event *c); -extern void km_state_notify(struct xfrm_state *x, struct km_event *c); +extern void km_policy_notify(struct xfrm_policy *xp, int dir, const struct km_event *c); +extern void km_state_notify(struct xfrm_state *x, const struct km_event *c); struct xfrm_tmpl; extern int km_query(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_policy *pol); @@ -298,12 +315,16 @@ struct xfrm_state_afinfo { const struct xfrm_type *type_map[IPPROTO_MAX]; struct xfrm_mode *mode_map[XFRM_MODE_MAX]; int (*init_flags)(struct xfrm_state *x); - void (*init_tempsel)(struct xfrm_selector *sel, struct flowi *fl); - void (*init_temprop)(struct xfrm_state *x, struct xfrm_tmpl *tmpl, - xfrm_address_t *daddr, xfrm_address_t *saddr); + void (*init_tempsel)(struct xfrm_selector *sel, + const struct flowi *fl); + void (*init_temprop)(struct xfrm_state *x, + const struct xfrm_tmpl *tmpl, + const xfrm_address_t *daddr, + const xfrm_address_t *saddr); int (*tmpl_sort)(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n); int (*state_sort)(struct xfrm_state **dst, struct xfrm_state **src, int n); int (*output)(struct sk_buff *skb); + int (*output_finish)(struct sk_buff *skb); int (*extract_input)(struct xfrm_state *x, struct sk_buff *skb); int (*extract_output)(struct xfrm_state *x, @@ -331,7 +352,8 @@ struct xfrm_type { void (*destructor)(struct xfrm_state *); int (*input)(struct xfrm_state *, struct sk_buff *skb); int (*output)(struct xfrm_state *, struct sk_buff *pskb); - int (*reject)(struct xfrm_state *, struct sk_buff *, struct flowi *); + int (*reject)(struct xfrm_state *, struct sk_buff *, + const struct flowi *); int (*hdr_offset)(struct xfrm_state *, struct sk_buff *, u8 **); /* Estimate maximal size of result of transformation of a dgram */ u32 (*get_mtu)(struct xfrm_state *, int size); @@ -500,7 +522,7 @@ struct xfrm_policy { struct xfrm_tmpl xfrm_vec[XFRM_MAX_DEPTH]; }; -static inline struct net *xp_net(struct xfrm_policy *xp) +static inline struct net *xp_net(const struct xfrm_policy *xp) { return read_pnet(&xp->xp_net); } @@ -544,13 +566,17 @@ struct xfrm_migrate { struct xfrm_mgr { struct list_head list; char *id; - int (*notify)(struct xfrm_state *x, struct km_event *c); + int (*notify)(struct xfrm_state *x, const struct km_event *c); int (*acquire)(struct xfrm_state *x, struct xfrm_tmpl *, struct xfrm_policy *xp, int dir); struct xfrm_policy *(*compile_policy)(struct sock *sk, int opt, u8 *data, int len, int *dir); int (*new_mapping)(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport); - int (*notify_policy)(struct xfrm_policy *x, int dir, struct km_event *c); + int (*notify_policy)(struct xfrm_policy *x, int dir, const struct km_event *c); int (*report)(struct net *net, u8 proto, struct xfrm_selector *sel, xfrm_address_t *addr); - int (*migrate)(struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_bundles, struct xfrm_kmaddress *k); + int (*migrate)(const struct xfrm_selector *sel, + u8 dir, u8 type, + const struct xfrm_migrate *m, + int num_bundles, + const struct xfrm_kmaddress *k); }; extern int xfrm_register_km(struct xfrm_mgr *km); @@ -569,8 +595,14 @@ struct xfrm_skb_cb { /* Sequence number for replay protection. */ union { - u64 output; - __be32 input; + struct { + __u32 low; + __u32 hi; + } output; + struct { + __be32 low; + __be32 hi; + } input; } seq; }; @@ -674,6 +706,8 @@ extern void xfrm_audit_state_delete(struct xfrm_state *x, int result, u32 auid, u32 ses, u32 secid); extern void xfrm_audit_state_replay_overflow(struct xfrm_state *x, struct sk_buff *skb); +extern void xfrm_audit_state_replay(struct xfrm_state *x, + struct sk_buff *skb, __be32 net_seq); extern void xfrm_audit_state_notfound_simple(struct sk_buff *skb, u16 family); extern void xfrm_audit_state_notfound(struct sk_buff *skb, u16 family, __be32 net_spi, __be32 net_seq); @@ -706,6 +740,11 @@ static inline void xfrm_audit_state_replay_overflow(struct xfrm_state *x, { } +static inline void xfrm_audit_state_replay(struct xfrm_state *x, + struct sk_buff *skb, __be32 net_seq) +{ +} + static inline void xfrm_audit_state_notfound_simple(struct sk_buff *skb, u16 family) { @@ -761,10 +800,11 @@ static inline void xfrm_state_hold(struct xfrm_state *x) atomic_inc(&x->refcnt); } -static __inline__ int addr_match(void *token1, void *token2, int prefixlen) +static inline bool addr_match(const void *token1, const void *token2, + int prefixlen) { - __be32 *a1 = token1; - __be32 *a2 = token2; + const __be32 *a1 = token1; + const __be32 *a2 = token2; int pdw; int pbi; @@ -773,7 +813,7 @@ static __inline__ int addr_match(void *token1, void *token2, int prefixlen) if (pdw) if (memcmp(a1, a2, pdw << 2)) - return 0; + return false; if (pbi) { __be32 mask; @@ -781,29 +821,32 @@ static __inline__ int addr_match(void *token1, void *token2, int prefixlen) mask = htonl((0xffffffff) << (32 - pbi)); if ((a1[pdw] ^ a2[pdw]) & mask) - return 0; + return false; } - return 1; + return true; } static __inline__ -__be16 xfrm_flowi_sport(struct flowi *fl) +__be16 xfrm_flowi_sport(const struct flowi *fl, const union flowi_uli *uli) { __be16 port; - switch(fl->proto) { + switch(fl->flowi_proto) { case IPPROTO_TCP: case IPPROTO_UDP: case IPPROTO_UDPLITE: case IPPROTO_SCTP: - port = fl->fl_ip_sport; + port = uli->ports.sport; break; case IPPROTO_ICMP: case IPPROTO_ICMPV6: - port = htons(fl->fl_icmp_type); + port = htons(uli->icmpt.type); break; case IPPROTO_MH: - port = htons(fl->fl_mh_type); + port = htons(uli->mht.type); + break; + case IPPROTO_GRE: + port = htons(ntohl(uli->gre_key) >> 16); break; default: port = 0; /*XXX*/ @@ -812,19 +855,22 @@ __be16 xfrm_flowi_sport(struct flowi *fl) } static __inline__ -__be16 xfrm_flowi_dport(struct flowi *fl) +__be16 xfrm_flowi_dport(const struct flowi *fl, const union flowi_uli *uli) { __be16 port; - switch(fl->proto) { + switch(fl->flowi_proto) { case IPPROTO_TCP: case IPPROTO_UDP: case IPPROTO_UDPLITE: case IPPROTO_SCTP: - port = fl->fl_ip_dport; + port = uli->ports.dport; break; case IPPROTO_ICMP: case IPPROTO_ICMPV6: - port = htons(fl->fl_icmp_code); + port = htons(uli->icmpt.code); + break; + case IPPROTO_GRE: + port = htons(ntohl(uli->gre_key) & 0xffff); break; default: port = 0; /*XXX*/ @@ -832,7 +878,8 @@ __be16 xfrm_flowi_dport(struct flowi *fl) return port; } -extern int xfrm_selector_match(struct xfrm_selector *sel, struct flowi *fl, +extern int xfrm_selector_match(const struct xfrm_selector *sel, + const struct flowi *fl, unsigned short family); #ifdef CONFIG_SECURITY_NETWORK_XFRM @@ -911,6 +958,15 @@ struct sec_path { struct xfrm_state *xvec[XFRM_MAX_DEPTH]; }; +static inline int secpath_exists(struct sk_buff *skb) +{ +#ifdef CONFIG_XFRM + return skb->sp != NULL; +#else + return 0; +#endif +} + static inline struct sec_path * secpath_get(struct sec_path *sp) { @@ -940,7 +996,7 @@ secpath_reset(struct sk_buff *skb) } static inline int -xfrm_addr_any(xfrm_address_t *addr, unsigned short family) +xfrm_addr_any(const xfrm_address_t *addr, unsigned short family) { switch (family) { case AF_INET: @@ -952,21 +1008,21 @@ xfrm_addr_any(xfrm_address_t *addr, unsigned short family) } static inline int -__xfrm4_state_addr_cmp(struct xfrm_tmpl *tmpl, struct xfrm_state *x) +__xfrm4_state_addr_cmp(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x) { return (tmpl->saddr.a4 && tmpl->saddr.a4 != x->props.saddr.a4); } static inline int -__xfrm6_state_addr_cmp(struct xfrm_tmpl *tmpl, struct xfrm_state *x) +__xfrm6_state_addr_cmp(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x) { return (!ipv6_addr_any((struct in6_addr*)&tmpl->saddr) && ipv6_addr_cmp((struct in6_addr *)&tmpl->saddr, (struct in6_addr*)&x->props.saddr)); } static inline int -xfrm_state_addr_cmp(struct xfrm_tmpl *tmpl, struct xfrm_state *x, unsigned short family) +xfrm_state_addr_cmp(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x, unsigned short family) { switch (family) { case AF_INET: @@ -1119,49 +1175,49 @@ static inline int xfrm6_policy_check_reverse(struct sock *sk, int dir, #endif static __inline__ -xfrm_address_t *xfrm_flowi_daddr(struct flowi *fl, unsigned short family) +xfrm_address_t *xfrm_flowi_daddr(const struct flowi *fl, unsigned short family) { switch (family){ case AF_INET: - return (xfrm_address_t *)&fl->fl4_dst; + return (xfrm_address_t *)&fl->u.ip4.daddr; case AF_INET6: - return (xfrm_address_t *)&fl->fl6_dst; + return (xfrm_address_t *)&fl->u.ip6.daddr; } return NULL; } static __inline__ -xfrm_address_t *xfrm_flowi_saddr(struct flowi *fl, unsigned short family) +xfrm_address_t *xfrm_flowi_saddr(const struct flowi *fl, unsigned short family) { switch (family){ case AF_INET: - return (xfrm_address_t *)&fl->fl4_src; + return (xfrm_address_t *)&fl->u.ip4.saddr; case AF_INET6: - return (xfrm_address_t *)&fl->fl6_src; + return (xfrm_address_t *)&fl->u.ip6.saddr; } return NULL; } static __inline__ -void xfrm_flowi_addr_get(struct flowi *fl, +void xfrm_flowi_addr_get(const struct flowi *fl, xfrm_address_t *saddr, xfrm_address_t *daddr, unsigned short family) { switch(family) { case AF_INET: - memcpy(&saddr->a4, &fl->fl4_src, sizeof(saddr->a4)); - memcpy(&daddr->a4, &fl->fl4_dst, sizeof(daddr->a4)); + memcpy(&saddr->a4, &fl->u.ip4.saddr, sizeof(saddr->a4)); + memcpy(&daddr->a4, &fl->u.ip4.daddr, sizeof(daddr->a4)); break; case AF_INET6: - ipv6_addr_copy((struct in6_addr *)&saddr->a6, &fl->fl6_src); - ipv6_addr_copy((struct in6_addr *)&daddr->a6, &fl->fl6_dst); + ipv6_addr_copy((struct in6_addr *)&saddr->a6, &fl->u.ip6.saddr); + ipv6_addr_copy((struct in6_addr *)&daddr->a6, &fl->u.ip6.daddr); break; } } static __inline__ int -__xfrm4_state_addr_check(struct xfrm_state *x, - xfrm_address_t *daddr, xfrm_address_t *saddr) +__xfrm4_state_addr_check(const struct xfrm_state *x, + const xfrm_address_t *daddr, const xfrm_address_t *saddr) { if (daddr->a4 == x->id.daddr.a4 && (saddr->a4 == x->props.saddr.a4 || !saddr->a4 || !x->props.saddr.a4)) @@ -1170,8 +1226,8 @@ __xfrm4_state_addr_check(struct xfrm_state *x, } static __inline__ int -__xfrm6_state_addr_check(struct xfrm_state *x, - xfrm_address_t *daddr, xfrm_address_t *saddr) +__xfrm6_state_addr_check(const struct xfrm_state *x, + const xfrm_address_t *daddr, const xfrm_address_t *saddr) { if (!ipv6_addr_cmp((struct in6_addr *)daddr, (struct in6_addr *)&x->id.daddr) && (!ipv6_addr_cmp((struct in6_addr *)saddr, (struct in6_addr *)&x->props.saddr)|| @@ -1182,8 +1238,8 @@ __xfrm6_state_addr_check(struct xfrm_state *x, } static __inline__ int -xfrm_state_addr_check(struct xfrm_state *x, - xfrm_address_t *daddr, xfrm_address_t *saddr, +xfrm_state_addr_check(const struct xfrm_state *x, + const xfrm_address_t *daddr, const xfrm_address_t *saddr, unsigned short family) { switch (family) { @@ -1196,23 +1252,23 @@ xfrm_state_addr_check(struct xfrm_state *x, } static __inline__ int -xfrm_state_addr_flow_check(struct xfrm_state *x, struct flowi *fl, +xfrm_state_addr_flow_check(const struct xfrm_state *x, const struct flowi *fl, unsigned short family) { switch (family) { case AF_INET: return __xfrm4_state_addr_check(x, - (xfrm_address_t *)&fl->fl4_dst, - (xfrm_address_t *)&fl->fl4_src); + (const xfrm_address_t *)&fl->u.ip4.daddr, + (const xfrm_address_t *)&fl->u.ip4.saddr); case AF_INET6: return __xfrm6_state_addr_check(x, - (xfrm_address_t *)&fl->fl6_dst, - (xfrm_address_t *)&fl->fl6_src); + (const xfrm_address_t *)&fl->u.ip6.daddr, + (const xfrm_address_t *)&fl->u.ip6.saddr); } return 0; } -static inline int xfrm_state_kern(struct xfrm_state *x) +static inline int xfrm_state_kern(const struct xfrm_state *x) { return atomic_read(&x->tunnel_users); } @@ -1264,7 +1320,7 @@ struct xfrm_tunnel { int (*handler)(struct sk_buff *skb); int (*err_handler)(struct sk_buff *skb, u32 info); - struct xfrm_tunnel *next; + struct xfrm_tunnel __rcu *next; int priority; }; @@ -1272,7 +1328,7 @@ struct xfrm6_tunnel { int (*handler)(struct sk_buff *skb); int (*err_handler)(struct sk_buff *skb, struct inet6_skb_parm *opt, u8 type, u8 code, int offset, __be32 info); - struct xfrm6_tunnel *next; + struct xfrm6_tunnel __rcu *next; int priority; }; @@ -1316,8 +1372,10 @@ extern int xfrm_state_walk(struct net *net, struct xfrm_state_walk *walk, int (*func)(struct xfrm_state *, int, void*), void *); extern void xfrm_state_walk_done(struct xfrm_state_walk *walk); extern struct xfrm_state *xfrm_state_alloc(struct net *net); -extern struct xfrm_state *xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, - struct flowi *fl, struct xfrm_tmpl *tmpl, +extern struct xfrm_state *xfrm_state_find(const xfrm_address_t *daddr, + const xfrm_address_t *saddr, + const struct flowi *fl, + struct xfrm_tmpl *tmpl, struct xfrm_policy *pol, int *err, unsigned short family); extern struct xfrm_state *xfrm_stateonly_find(struct net *net, u32 mark, @@ -1330,11 +1388,11 @@ extern void xfrm_state_insert(struct xfrm_state *x); extern int xfrm_state_add(struct xfrm_state *x); extern int xfrm_state_update(struct xfrm_state *x); extern struct xfrm_state *xfrm_state_lookup(struct net *net, u32 mark, - xfrm_address_t *daddr, __be32 spi, + const xfrm_address_t *daddr, __be32 spi, u8 proto, unsigned short family); extern struct xfrm_state *xfrm_state_lookup_byaddr(struct net *net, u32 mark, - xfrm_address_t *daddr, - xfrm_address_t *saddr, + const xfrm_address_t *daddr, + const xfrm_address_t *saddr, u8 proto, unsigned short family); #ifdef CONFIG_XFRM_SUB_POLICY @@ -1379,11 +1437,10 @@ extern int xfrm_state_delete(struct xfrm_state *x); extern int xfrm_state_flush(struct net *net, u8 proto, struct xfrm_audit *audit_info); extern void xfrm_sad_getinfo(struct net *net, struct xfrmk_sadinfo *si); extern void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si); -extern int xfrm_replay_check(struct xfrm_state *x, - struct sk_buff *skb, __be32 seq); -extern void xfrm_replay_advance(struct xfrm_state *x, __be32 seq); -extern void xfrm_replay_notify(struct xfrm_state *x, int event); +extern u32 xfrm_replay_seqhi(struct xfrm_state *x, __be32 net_seq); +extern int xfrm_init_replay(struct xfrm_state *x); extern int xfrm_state_mtu(struct xfrm_state *x, int mtu); +extern int __xfrm_init_state(struct xfrm_state *x, bool init_replay); extern int xfrm_init_state(struct xfrm_state *x); extern int xfrm_prepare_input(struct xfrm_state *x, struct sk_buff *skb); extern int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, @@ -1407,6 +1464,7 @@ static inline int xfrm4_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi) extern int xfrm4_extract_output(struct xfrm_state *x, struct sk_buff *skb); extern int xfrm4_prepare_output(struct xfrm_state *x, struct sk_buff *skb); extern int xfrm4_output(struct sk_buff *skb); +extern int xfrm4_output_finish(struct sk_buff *skb); extern int xfrm4_tunnel_register(struct xfrm_tunnel *handler, unsigned short family); extern int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family); extern int xfrm6_extract_header(struct sk_buff *skb); @@ -1419,10 +1477,11 @@ extern int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr, extern int xfrm6_tunnel_register(struct xfrm6_tunnel *handler, unsigned short family); extern int xfrm6_tunnel_deregister(struct xfrm6_tunnel *handler, unsigned short family); extern __be32 xfrm6_tunnel_alloc_spi(struct net *net, xfrm_address_t *saddr); -extern __be32 xfrm6_tunnel_spi_lookup(struct net *net, xfrm_address_t *saddr); +extern __be32 xfrm6_tunnel_spi_lookup(struct net *net, const xfrm_address_t *saddr); extern int xfrm6_extract_output(struct xfrm_state *x, struct sk_buff *skb); extern int xfrm6_prepare_output(struct xfrm_state *x, struct sk_buff *skb); extern int xfrm6_output(struct sk_buff *skb); +extern int xfrm6_output_finish(struct sk_buff *skb); extern int xfrm6_find_1stfragopt(struct xfrm_state *x, struct sk_buff *skb, u8 **prevhdr); @@ -1461,19 +1520,19 @@ u32 xfrm_get_acqseq(void); extern int xfrm_alloc_spi(struct xfrm_state *x, u32 minspi, u32 maxspi); struct xfrm_state *xfrm_find_acq(struct net *net, struct xfrm_mark *mark, u8 mode, u32 reqid, u8 proto, - xfrm_address_t *daddr, - xfrm_address_t *saddr, int create, + const xfrm_address_t *daddr, + const xfrm_address_t *saddr, int create, unsigned short family); extern int xfrm_sk_policy_insert(struct sock *sk, int dir, struct xfrm_policy *pol); #ifdef CONFIG_XFRM_MIGRATE -extern int km_migrate(struct xfrm_selector *sel, u8 dir, u8 type, - struct xfrm_migrate *m, int num_bundles, - struct xfrm_kmaddress *k); +extern int km_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, + const struct xfrm_migrate *m, int num_bundles, + const struct xfrm_kmaddress *k); extern struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m); extern struct xfrm_state * xfrm_state_migrate(struct xfrm_state *x, struct xfrm_migrate *m); -extern int xfrm_migrate(struct xfrm_selector *sel, u8 dir, u8 type, +extern int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_bundles, struct xfrm_kmaddress *k); #endif @@ -1493,10 +1552,10 @@ extern struct xfrm_algo_desc *xfrm_ealg_get_byidx(unsigned int idx); extern struct xfrm_algo_desc *xfrm_aalg_get_byid(int alg_id); extern struct xfrm_algo_desc *xfrm_ealg_get_byid(int alg_id); extern struct xfrm_algo_desc *xfrm_calg_get_byid(int alg_id); -extern struct xfrm_algo_desc *xfrm_aalg_get_byname(char *name, int probe); -extern struct xfrm_algo_desc *xfrm_ealg_get_byname(char *name, int probe); -extern struct xfrm_algo_desc *xfrm_calg_get_byname(char *name, int probe); -extern struct xfrm_algo_desc *xfrm_aead_get_byname(char *name, int icv_len, +extern struct xfrm_algo_desc *xfrm_aalg_get_byname(const char *name, int probe); +extern struct xfrm_algo_desc *xfrm_ealg_get_byname(const char *name, int probe); +extern struct xfrm_algo_desc *xfrm_calg_get_byname(const char *name, int probe); +extern struct xfrm_algo_desc *xfrm_aead_get_byname(const char *name, int icv_len, int probe); struct hash_desc; @@ -1504,7 +1563,8 @@ struct scatterlist; typedef int (icv_update_fn_t)(struct hash_desc *, struct scatterlist *, unsigned int); -static inline int xfrm_addr_cmp(xfrm_address_t *a, xfrm_address_t *b, +static inline int xfrm_addr_cmp(const xfrm_address_t *a, + const xfrm_address_t *b, int family) { switch (family) { @@ -1512,8 +1572,8 @@ static inline int xfrm_addr_cmp(xfrm_address_t *a, xfrm_address_t *b, case AF_INET: return (__force u32)a->a4 - (__force u32)b->a4; case AF_INET6: - return ipv6_addr_cmp((struct in6_addr *)a, - (struct in6_addr *)b); + return ipv6_addr_cmp((const struct in6_addr *)a, + (const struct in6_addr *)b); } } @@ -1537,17 +1597,44 @@ static inline int xfrm_aevent_is_on(struct net *net) } #endif -static inline int xfrm_alg_len(struct xfrm_algo *alg) +static inline int xfrm_alg_len(const struct xfrm_algo *alg) { return sizeof(*alg) + ((alg->alg_key_len + 7) / 8); } -static inline int xfrm_alg_auth_len(struct xfrm_algo_auth *alg) +static inline int xfrm_alg_auth_len(const struct xfrm_algo_auth *alg) { return sizeof(*alg) + ((alg->alg_key_len + 7) / 8); } +static inline int xfrm_replay_state_esn_len(struct xfrm_replay_state_esn *replay_esn) +{ + return sizeof(*replay_esn) + replay_esn->bmp_len * sizeof(__u32); +} + #ifdef CONFIG_XFRM_MIGRATE +static inline int xfrm_replay_clone(struct xfrm_state *x, + struct xfrm_state *orig) +{ + x->replay_esn = kzalloc(xfrm_replay_state_esn_len(orig->replay_esn), + GFP_KERNEL); + if (!x->replay_esn) + return -ENOMEM; + + x->replay_esn->bmp_len = orig->replay_esn->bmp_len; + x->replay_esn->replay_window = orig->replay_esn->replay_window; + + x->preplay_esn = kmemdup(x->replay_esn, + xfrm_replay_state_esn_len(x->replay_esn), + GFP_KERNEL); + if (!x->preplay_esn) { + kfree(x->replay_esn); + return -ENOMEM; + } + + return 0; +} + static inline struct xfrm_algo *xfrm_algo_clone(struct xfrm_algo *orig) { return kmemdup(orig, xfrm_alg_len(orig), GFP_KERNEL); @@ -1590,7 +1677,7 @@ static inline int xfrm_mark_get(struct nlattr **attrs, struct xfrm_mark *m) return m->v & m->m; } -static inline int xfrm_mark_put(struct sk_buff *skb, struct xfrm_mark *m) +static inline int xfrm_mark_put(struct sk_buff *skb, const struct xfrm_mark *m) { if (m->m | m->v) NLA_PUT(skb, XFRMA_MARK, sizeof(struct xfrm_mark), m); diff --git a/include/pcmcia/ds.h b/include/pcmcia/ds.h index 8479b66c067b..3fd5064dd43a 100644 --- a/include/pcmcia/ds.h +++ b/include/pcmcia/ds.h @@ -261,6 +261,7 @@ void pcmcia_disable_device(struct pcmcia_device *p_dev); #define CONF_ENABLE_ESR 0x0008 #define CONF_ENABLE_IOCARD 0x0010 /* auto-enabled if IO resources or IRQ * (CONF_ENABLE_IRQ) in use */ +#define CONF_ENABLE_ZVCARD 0x0020 /* flags used by pcmcia_loop_config() autoconfiguration */ #define CONF_AUTO_CHECK_VCC 0x0100 /* check for matching Vcc? */ diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h index fa0d52b8e622..ae8c68f30f1b 100644 --- a/include/rdma/ib_addr.h +++ b/include/rdma/ib_addr.h @@ -39,7 +39,9 @@ #include <linux/if_arp.h> #include <linux/netdevice.h> #include <linux/socket.h> +#include <linux/if_vlan.h> #include <rdma/ib_verbs.h> +#include <rdma/ib_pack.h> struct rdma_addr_client { atomic_t refcount; @@ -63,6 +65,7 @@ struct rdma_dev_addr { unsigned char broadcast[MAX_ADDR_LEN]; unsigned short dev_type; int bound_dev_if; + enum rdma_transport_type transport; }; /** @@ -127,9 +130,51 @@ static inline int rdma_addr_gid_offset(struct rdma_dev_addr *dev_addr) return dev_addr->dev_type == ARPHRD_INFINIBAND ? 4 : 0; } +static inline void iboe_mac_vlan_to_ll(union ib_gid *gid, u8 *mac, u16 vid) +{ + memset(gid->raw, 0, 16); + *((__be32 *) gid->raw) = cpu_to_be32(0xfe800000); + if (vid < 0x1000) { + gid->raw[12] = vid & 0xff; + gid->raw[11] = vid >> 8; + } else { + gid->raw[12] = 0xfe; + gid->raw[11] = 0xff; + } + memcpy(gid->raw + 13, mac + 3, 3); + memcpy(gid->raw + 8, mac, 3); + gid->raw[8] ^= 2; +} + +static inline u16 rdma_vlan_dev_vlan_id(const struct net_device *dev) +{ + return dev->priv_flags & IFF_802_1Q_VLAN ? + vlan_dev_vlan_id(dev) : 0xffff; +} + +static inline void iboe_addr_get_sgid(struct rdma_dev_addr *dev_addr, + union ib_gid *gid) +{ + struct net_device *dev; + u16 vid = 0xffff; + + dev = dev_get_by_index(&init_net, dev_addr->bound_dev_if); + if (dev) { + vid = rdma_vlan_dev_vlan_id(dev); + dev_put(dev); + } + + iboe_mac_vlan_to_ll(gid, dev_addr->src_dev_addr, vid); +} + static inline void rdma_addr_get_sgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid) { - memcpy(gid, dev_addr->src_dev_addr + rdma_addr_gid_offset(dev_addr), sizeof *gid); + if (dev_addr->transport == RDMA_TRANSPORT_IB && + dev_addr->dev_type != ARPHRD_INFINIBAND) + iboe_addr_get_sgid(dev_addr, gid); + else + memcpy(gid, dev_addr->src_dev_addr + + rdma_addr_gid_offset(dev_addr), sizeof *gid); } static inline void rdma_addr_set_sgid(struct rdma_dev_addr *dev_addr, union ib_gid *gid) @@ -147,4 +192,92 @@ static inline void rdma_addr_set_dgid(struct rdma_dev_addr *dev_addr, union ib_g memcpy(dev_addr->dst_dev_addr + rdma_addr_gid_offset(dev_addr), gid, sizeof *gid); } +static inline enum ib_mtu iboe_get_mtu(int mtu) +{ + /* + * reduce IB headers from effective IBoE MTU. 28 stands for + * atomic header which is the biggest possible header after BTH + */ + mtu = mtu - IB_GRH_BYTES - IB_BTH_BYTES - 28; + + if (mtu >= ib_mtu_enum_to_int(IB_MTU_4096)) + return IB_MTU_4096; + else if (mtu >= ib_mtu_enum_to_int(IB_MTU_2048)) + return IB_MTU_2048; + else if (mtu >= ib_mtu_enum_to_int(IB_MTU_1024)) + return IB_MTU_1024; + else if (mtu >= ib_mtu_enum_to_int(IB_MTU_512)) + return IB_MTU_512; + else if (mtu >= ib_mtu_enum_to_int(IB_MTU_256)) + return IB_MTU_256; + else + return 0; +} + +static inline int iboe_get_rate(struct net_device *dev) +{ + struct ethtool_cmd cmd; + u32 speed; + + if (dev_ethtool_get_settings(dev, &cmd)) + return IB_RATE_PORT_CURRENT; + + speed = ethtool_cmd_speed(&cmd); + if (speed >= 40000) + return IB_RATE_40_GBPS; + else if (speed >= 30000) + return IB_RATE_30_GBPS; + else if (speed >= 20000) + return IB_RATE_20_GBPS; + else if (speed >= 10000) + return IB_RATE_10_GBPS; + else + return IB_RATE_PORT_CURRENT; +} + +static inline int rdma_link_local_addr(struct in6_addr *addr) +{ + if (addr->s6_addr32[0] == htonl(0xfe800000) && + addr->s6_addr32[1] == 0) + return 1; + + return 0; +} + +static inline void rdma_get_ll_mac(struct in6_addr *addr, u8 *mac) +{ + memcpy(mac, &addr->s6_addr[8], 3); + memcpy(mac + 3, &addr->s6_addr[13], 3); + mac[0] ^= 2; +} + +static inline int rdma_is_multicast_addr(struct in6_addr *addr) +{ + return addr->s6_addr[0] == 0xff; +} + +static inline void rdma_get_mcast_mac(struct in6_addr *addr, u8 *mac) +{ + int i; + + mac[0] = 0x33; + mac[1] = 0x33; + for (i = 2; i < 6; ++i) + mac[i] = addr->s6_addr[i + 10]; +} + +static inline u16 rdma_get_vlan_id(union ib_gid *dgid) +{ + u16 vid; + + vid = dgid->raw[11] << 8 | dgid->raw[12]; + return vid < 0x1000 ? vid : 0xffff; +} + +static inline struct net_device *rdma_vlan_dev_real_dev(const struct net_device *dev) +{ + return dev->priv_flags & IFF_802_1Q_VLAN ? + vlan_dev_real_dev(dev) : 0; +} + #endif /* IB_ADDR_H */ diff --git a/include/rdma/ib_pack.h b/include/rdma/ib_pack.h index cbb50f4da3dd..b37fe3b10a9d 100644 --- a/include/rdma/ib_pack.h +++ b/include/rdma/ib_pack.h @@ -37,6 +37,8 @@ enum { IB_LRH_BYTES = 8, + IB_ETH_BYTES = 14, + IB_VLAN_BYTES = 4, IB_GRH_BYTES = 40, IB_BTH_BYTES = 12, IB_DETH_BYTES = 8 @@ -210,14 +212,32 @@ struct ib_unpacked_deth { __be32 source_qpn; }; +struct ib_unpacked_eth { + u8 dmac_h[4]; + u8 dmac_l[2]; + u8 smac_h[2]; + u8 smac_l[4]; + __be16 type; +}; + +struct ib_unpacked_vlan { + __be16 tag; + __be16 type; +}; + struct ib_ud_header { + int lrh_present; struct ib_unpacked_lrh lrh; - int grh_present; - struct ib_unpacked_grh grh; - struct ib_unpacked_bth bth; + int eth_present; + struct ib_unpacked_eth eth; + int vlan_present; + struct ib_unpacked_vlan vlan; + int grh_present; + struct ib_unpacked_grh grh; + struct ib_unpacked_bth bth; struct ib_unpacked_deth deth; - int immediate_present; - __be32 immediate_data; + int immediate_present; + __be32 immediate_data; }; void ib_pack(const struct ib_field *desc, @@ -230,9 +250,12 @@ void ib_unpack(const struct ib_field *desc, void *buf, void *structure); -void ib_ud_header_init(int payload_bytes, - int grh_present, - int immediate_present, +void ib_ud_header_init(int payload_bytes, + int lrh_present, + int eth_present, + int vlan_present, + int grh_present, + int immediate_present, struct ib_ud_header *header); int ib_ud_header_pack(struct ib_ud_header *header, diff --git a/include/rdma/ib_user_verbs.h b/include/rdma/ib_user_verbs.h index a17f77106149..fe5b05177a2c 100644 --- a/include/rdma/ib_user_verbs.h +++ b/include/rdma/ib_user_verbs.h @@ -205,7 +205,8 @@ struct ib_uverbs_query_port_resp { __u8 active_width; __u8 active_speed; __u8 phys_state; - __u8 reserved[3]; + __u8 link_layer; + __u8 reserved[2]; }; struct ib_uverbs_alloc_pd { diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 857b3b9cf120..55cd0a0bc977 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -47,10 +47,13 @@ #include <linux/list.h> #include <linux/rwsem.h> #include <linux/scatterlist.h> +#include <linux/workqueue.h> #include <asm/atomic.h> #include <asm/uaccess.h> +extern struct workqueue_struct *ib_wq; + union ib_gid { u8 raw[16]; struct { @@ -75,6 +78,12 @@ enum rdma_transport_type { enum rdma_transport_type rdma_node_get_transport(enum rdma_node_type node_type) __attribute_const__; +enum rdma_link_layer { + IB_LINK_LAYER_UNSPECIFIED, + IB_LINK_LAYER_INFINIBAND, + IB_LINK_LAYER_ETHERNET, +}; + enum ib_device_cap_flags { IB_DEVICE_RESIZE_MAX_WR = 1, IB_DEVICE_BAD_PKEY_CNTR = (1<<1), @@ -1010,6 +1019,8 @@ struct ib_device { int (*query_port)(struct ib_device *device, u8 port_num, struct ib_port_attr *port_attr); + enum rdma_link_layer (*get_link_layer)(struct ib_device *device, + u8 port_num); int (*query_gid)(struct ib_device *device, u8 port_num, int index, union ib_gid *gid); @@ -1222,6 +1233,9 @@ int ib_query_device(struct ib_device *device, int ib_query_port(struct ib_device *device, u8 port_num, struct ib_port_attr *port_attr); +enum rdma_link_layer rdma_port_get_link_layer(struct ib_device *device, + u8 port_num); + int ib_query_gid(struct ib_device *device, u8 port_num, int index, union ib_gid *gid); diff --git a/include/rdma/iw_cm.h b/include/rdma/iw_cm.h index cbb822e8d791..2d0191c90f9e 100644 --- a/include/rdma/iw_cm.h +++ b/include/rdma/iw_cm.h @@ -46,18 +46,9 @@ enum iw_cm_event_type { IW_CM_EVENT_CLOSE /* close complete */ }; -enum iw_cm_event_status { - IW_CM_EVENT_STATUS_OK = 0, /* request successful */ - IW_CM_EVENT_STATUS_ACCEPTED = 0, /* connect request accepted */ - IW_CM_EVENT_STATUS_REJECTED, /* connect request rejected */ - IW_CM_EVENT_STATUS_TIMEOUT, /* the operation timed out */ - IW_CM_EVENT_STATUS_RESET, /* reset from remote peer */ - IW_CM_EVENT_STATUS_EINVAL, /* asynchronous failure for bad parm */ -}; - struct iw_cm_event { enum iw_cm_event_type event; - enum iw_cm_event_status status; + int status; struct sockaddr_in local_addr; struct sockaddr_in remote_addr; void *private_data; diff --git a/include/rdma/rdma_cm.h b/include/rdma/rdma_cm.h index 4fae90304648..169f7a53fb0c 100644 --- a/include/rdma/rdma_cm.h +++ b/include/rdma/rdma_cm.h @@ -329,4 +329,14 @@ void rdma_leave_multicast(struct rdma_cm_id *id, struct sockaddr *addr); */ void rdma_set_service_type(struct rdma_cm_id *id, int tos); +/** + * rdma_set_reuseaddr - Allow the reuse of local addresses when binding + * the rdma_cm_id. + * @id: Communication identifier to configure. + * @reuse: Value indicating if the bound address is reusable. + * + * Reuse must be set before an address is bound to the id. + */ +int rdma_set_reuseaddr(struct rdma_cm_id *id, int reuse); + #endif /* RDMA_CM_H */ diff --git a/include/rdma/rdma_user_cm.h b/include/rdma/rdma_user_cm.h index 1d165022c02d..fc82c1896f75 100644 --- a/include/rdma/rdma_user_cm.h +++ b/include/rdma/rdma_user_cm.h @@ -221,8 +221,9 @@ enum { /* Option details */ enum { - RDMA_OPTION_ID_TOS = 0, - RDMA_OPTION_IB_PATH = 1 + RDMA_OPTION_ID_TOS = 0, + RDMA_OPTION_ID_REUSEADDR = 1, + RDMA_OPTION_IB_PATH = 1 }; struct rdma_ucm_set_option { diff --git a/include/rxrpc/packet.h b/include/rxrpc/packet.h index 9b2c30897e50..f2902ef7ab75 100644 --- a/include/rxrpc/packet.h +++ b/include/rxrpc/packet.h @@ -148,7 +148,7 @@ struct rxkad_challenge { * Kerberos security type-2 response packet */ struct rxkad_response { - __be32 version; /* version of this reponse type */ + __be32 version; /* version of this response type */ __be32 __pad; /* encrypted bit of the response */ diff --git a/include/scsi/fc/fc_fcp.h b/include/scsi/fc/fc_fcp.h index 8e9b222251c2..652dec230514 100644 --- a/include/scsi/fc/fc_fcp.h +++ b/include/scsi/fc/fc_fcp.h @@ -46,7 +46,7 @@ */ struct fcp_cmnd { __u8 fc_lun[8]; /* logical unit number */ - __u8 fc_cmdref; /* commmand reference number */ + __u8 fc_cmdref; /* command reference number */ __u8 fc_pri_ta; /* priority and task attribute */ __u8 fc_tm_flags; /* task management flags */ __u8 fc_flags; /* additional len & flags */ @@ -58,7 +58,7 @@ struct fcp_cmnd { struct fcp_cmnd32 { __u8 fc_lun[8]; /* logical unit number */ - __u8 fc_cmdref; /* commmand reference number */ + __u8 fc_cmdref; /* command reference number */ __u8 fc_pri_ta; /* priority and task attribute */ __u8 fc_tm_flags; /* task management flags */ __u8 fc_flags; /* additional len & flags */ @@ -75,7 +75,7 @@ struct fcp_cmnd32 { #define FCP_PTA_SIMPLE 0 /* simple task attribute */ #define FCP_PTA_HEADQ 1 /* head of queue task attribute */ #define FCP_PTA_ORDERED 2 /* ordered task attribute */ -#define FCP_PTA_ACA 4 /* auto. contigent allegiance */ +#define FCP_PTA_ACA 4 /* auto. contingent allegiance */ #define FCP_PTA_MASK 7 /* mask for task attribute field */ #define FCP_PRI_SHIFT 3 /* priority field starts in bit 3 */ #define FCP_PRI_RESVD_MASK 0x80 /* reserved bits in priority field */ diff --git a/include/scsi/fc/fc_ns.h b/include/scsi/fc/fc_ns.h index 185015dd1166..f7751d53f1d3 100644 --- a/include/scsi/fc/fc_ns.h +++ b/include/scsi/fc/fc_ns.h @@ -41,6 +41,7 @@ enum fc_ns_req { FC_NS_GI_A = 0x0101, /* get identifiers - scope */ FC_NS_GPN_ID = 0x0112, /* get port name by ID */ FC_NS_GNN_ID = 0x0113, /* get node name by ID */ + FC_NS_GSPN_ID = 0x0118, /* get symbolic port name */ FC_NS_GID_PN = 0x0121, /* get ID for port name */ FC_NS_GID_NN = 0x0131, /* get IDs for node name */ FC_NS_GID_FT = 0x0171, /* get IDs by FC4 type */ @@ -144,7 +145,7 @@ struct fc_ns_gid_pn { }; /* - * GID_PN response + * GID_PN response or GSPN_ID request */ struct fc_gid_pn_resp { __u8 fp_resvd; @@ -152,6 +153,14 @@ struct fc_gid_pn_resp { }; /* + * GSPN_ID response + */ +struct fc_gspn_resp { + __u8 fp_name_len; + char fp_name[]; +}; + +/* * RFT_ID request - register FC-4 types for ID. */ struct fc_ns_rft_id { diff --git a/include/scsi/fc_encode.h b/include/scsi/fc_encode.h index 6d293c846a46..be418d8448a5 100644 --- a/include/scsi/fc_encode.h +++ b/include/scsi/fc_encode.h @@ -46,16 +46,11 @@ struct fc_ct_req { } payload; }; -/** - * fill FC header fields in specified fc_frame - */ -static inline void fc_fill_fc_hdr(struct fc_frame *fp, enum fc_rctl r_ctl, - u32 did, u32 sid, enum fc_fh_type type, - u32 f_ctl, u32 parm_offset) +static inline void __fc_fill_fc_hdr(struct fc_frame_header *fh, + enum fc_rctl r_ctl, + u32 did, u32 sid, enum fc_fh_type type, + u32 f_ctl, u32 parm_offset) { - struct fc_frame_header *fh; - - fh = fc_frame_header_get(fp); WARN_ON(r_ctl == 0); fh->fh_r_ctl = r_ctl; hton24(fh->fh_d_id, did); @@ -68,6 +63,19 @@ static inline void fc_fill_fc_hdr(struct fc_frame *fp, enum fc_rctl r_ctl, } /** + * fill FC header fields in specified fc_frame + */ +static inline void fc_fill_fc_hdr(struct fc_frame *fp, enum fc_rctl r_ctl, + u32 did, u32 sid, enum fc_fh_type type, + u32 f_ctl, u32 parm_offset) +{ + struct fc_frame_header *fh; + + fh = fc_frame_header_get(fp); + __fc_fill_fc_hdr(fh, r_ctl, did, sid, type, f_ctl, parm_offset); +} + +/** * fc_adisc_fill() - Fill in adisc request frame * @lport: local port. * @fp: fc frame where payload will be placed. diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h index a8631acd37c3..ddb04568a509 100644 --- a/include/scsi/iscsi_if.h +++ b/include/scsi/iscsi_if.h @@ -263,6 +263,7 @@ enum iscsi_err { ISCSI_ERR_INVALID_HOST = ISCSI_ERR_BASE + 18, ISCSI_ERR_XMIT_FAILED = ISCSI_ERR_BASE + 19, ISCSI_ERR_TCP_CONN_CLOSE = ISCSI_ERR_BASE + 20, + ISCSI_ERR_SCSI_EH_SESSION_RST = ISCSI_ERR_BASE + 21, }; /* @@ -291,7 +292,7 @@ enum iscsi_param { ISCSI_PARAM_PERSISTENT_PORT, ISCSI_PARAM_SESS_RECOVERY_TMO, - /* pased in through bind conn using transport_fd */ + /* passed in through bind conn using transport_fd */ ISCSI_PARAM_CONN_PORT, ISCSI_PARAM_CONN_ADDRESS, diff --git a/include/scsi/libfc.h b/include/scsi/libfc.h index 14be49b44e84..a3cbda4ddb5c 100644 --- a/include/scsi/libfc.h +++ b/include/scsi/libfc.h @@ -35,6 +35,8 @@ #include <scsi/fc_frame.h> +#define FC_FC4_PROV_SIZE (FC_TYPE_FCP + 1) /* size of tables */ + /* * libfc error codes */ @@ -156,6 +158,7 @@ struct fc_rport_libfc_priv { #define FC_RP_FLAGS_REC_SUPPORTED (1 << 0) #define FC_RP_FLAGS_RETRY (1 << 1) #define FC_RP_STARTED (1 << 2) + #define FC_RP_FLAGS_CONF_REQ (1 << 3) unsigned int e_d_tov; unsigned int r_a_tov; }; @@ -179,6 +182,7 @@ struct fc_rport_libfc_priv { * @rp_mutex: The mutex that protects the remote port * @retry_work: Handle for retries * @event_callback: Callback when READY, FAILED or LOGO states complete + * @prli_count: Count of open PRLI sessions in providers * @rcu: Structure used for freeing in an RCU-safe manner */ struct fc_rport_priv { @@ -202,7 +206,13 @@ struct fc_rport_priv { struct list_head peers; struct work_struct event_work; u32 supported_classes; + u16 prli_count; struct rcu_head rcu; + u16 sp_features; + u8 spp_type; + void (*lld_event_callback)(struct fc_lport *, + struct fc_rport_priv *, + enum fc_rport_event); }; /** @@ -221,8 +231,8 @@ struct fc_rport_priv { * @InputRequests: Number of input requests * @OutputRequests: Number of output requests * @ControlRequests: Number of control requests - * @InputMegabytes: Number of received megabytes - * @OutputMegabytes: Number of transmitted megabytes + * @InputBytes: Number of received bytes + * @OutputBytes: Number of transmitted bytes * @VLinkFailureCount: Number of virtual link failures * @MissDiscAdvCount: Number of missing FIP discovery advertisement */ @@ -241,8 +251,8 @@ struct fcoe_dev_stats { u64 InputRequests; u64 OutputRequests; u64 ControlRequests; - u64 InputMegabytes; - u64 OutputMegabytes; + u64 InputBytes; + u64 OutputBytes; u64 VLinkFailureCount; u64 MissDiscAdvCount; }; @@ -250,7 +260,7 @@ struct fcoe_dev_stats { /** * struct fc_seq_els_data - ELS data used for passing ELS specific responses * @reason: The reason for rejection - * @explan: The explaination of the rejection + * @explan: The explanation of the rejection * * Mainly used by the exchange manager layer. */ @@ -263,7 +273,6 @@ struct fc_seq_els_data { * struct fc_fcp_pkt - FCP request structure (one for each scsi_cmnd request) * @lp: The associated local port * @state: The state of the I/O - * @tgt_flags: Target's flags * @ref_cnt: Reference count * @scsi_pkt_lock: Lock to protect the SCSI packet (must be taken before the * host_lock if both are to be held at the same time) @@ -298,7 +307,6 @@ struct fc_fcp_pkt { /* Housekeeping information */ struct fc_lport *lp; u16 state; - u16 tgt_flags; atomic_t ref_cnt; spinlock_t scsi_pkt_lock; @@ -517,7 +525,7 @@ struct libfc_function_template { struct fc_frame *); /* - * Send an ELS response using infomation from the received frame. + * Send an ELS response using information from the received frame. * * STATUS: OPTIONAL */ @@ -553,6 +561,16 @@ struct libfc_function_template { struct fc_seq *(*seq_start_next)(struct fc_seq *); /* + * Set a response handler for the exchange of the sequence. + * + * STATUS: OPTIONAL + */ + void (*seq_set_resp)(struct fc_seq *sp, + void (*resp)(struct fc_seq *, struct fc_frame *, + void *), + void *arg); + + /* * Assign a sequence for an incoming request frame. * * STATUS: OPTIONAL @@ -560,6 +578,13 @@ struct libfc_function_template { struct fc_seq *(*seq_assign)(struct fc_lport *, struct fc_frame *); /* + * Release the reference on the sequence returned by seq_assign(). + * + * STATUS: OPTIONAL + */ + void (*seq_release)(struct fc_seq *); + + /* * Reset an exchange manager, completing all sequences and exchanges. * If s_id is non-zero, reset only exchanges originating from that FID. * If d_id is non-zero, reset only exchanges sending to that FID. @@ -638,7 +663,7 @@ struct libfc_function_template { int (*rport_logoff)(struct fc_rport_priv *); /* - * Recieve a request from a remote port. + * Receive a request from a remote port. * * STATUS: OPTIONAL */ @@ -658,6 +683,15 @@ struct libfc_function_template { void (*rport_destroy)(struct kref *); /* + * Callback routine after the remote port is logged in + * + * STATUS: OPTIONAL + */ + void (*rport_event_callback)(struct fc_lport *, + struct fc_rport_priv *, + enum fc_rport_event); + + /* * Send a fcp cmd from fsp pkt. * Called with the SCSI host lock unlocked and irqs disabled. * @@ -670,7 +704,7 @@ struct libfc_function_template { void *)); /* - * Cleanup the FCP layer, used durring link down and reset + * Cleanup the FCP layer, used during link down and reset * * STATUS: OPTIONAL */ @@ -721,7 +755,7 @@ struct libfc_function_template { * struct fc_disc - Discovery context * @retry_count: Number of retries * @pending: 1 if discovery is pending, 0 if not - * @requesting: 1 if discovery has been requested, 0 if not + * @requested: 1 if discovery has been requested, 0 if not * @seq_count: Number of sequences used for discovery * @buf_len: Length of the discovery buffer * @disc_id: Discovery ID @@ -751,6 +785,15 @@ struct fc_disc { enum fc_disc_event); }; +/* + * Local port notifier and events. + */ +extern struct blocking_notifier_head fc_lport_notifier_head; +enum fc_lport_event { + FC_LPORT_EV_ADD, + FC_LPORT_EV_DEL, +}; + /** * struct fc_lport - Local port * @host: The SCSI host associated with a local port @@ -791,8 +834,10 @@ struct fc_disc { * @lso_max: The maximum large offload send size * @fcts: FC-4 type mask * @lp_mutex: Mutex to protect the local port - * @list: Handle for list of local ports + * @list: Linkage on list of vport peers * @retry_work: Handle to local port for delayed retry context + * @prov: Pointers available for use by passive FC-4 providers + * @lport_list: Linkage on module-wide list of local ports */ struct fc_lport { /* Associations */ @@ -848,8 +893,32 @@ struct fc_lport { struct mutex lp_mutex; struct list_head list; struct delayed_work retry_work; + void *prov[FC_FC4_PROV_SIZE]; + struct list_head lport_list; }; +/** + * struct fc4_prov - FC-4 provider registration + * @prli: Handler for incoming PRLI + * @prlo: Handler for session reset + * @recv: Handler for incoming request + * @module: Pointer to module. May be NULL. + */ +struct fc4_prov { + int (*prli)(struct fc_rport_priv *, u32 spp_len, + const struct fc_els_spp *spp_in, + struct fc_els_spp *spp_out); + void (*prlo)(struct fc_rport_priv *); + void (*recv)(struct fc_lport *, struct fc_frame *); + struct module *module; +}; + +/* + * Register FC-4 provider with libfc. + */ +int fc_fc4_register_provider(enum fc_fh_type type, struct fc4_prov *); +void fc_fc4_deregister_provider(enum fc_fh_type type, struct fc4_prov *); + /* * FC_LPORT HELPER FUNCTIONS *****************************/ @@ -980,6 +1049,7 @@ struct fc_lport *libfc_vport_create(struct fc_vport *, int privsize); struct fc_lport *fc_vport_id_lookup(struct fc_lport *, u32 port_id); int fc_lport_bsg_request(struct fc_bsg_job *); void fc_lport_set_local_id(struct fc_lport *, u32 port_id); +void fc_lport_iterate(void (*func)(struct fc_lport *, void *), void *); /* * REMOTE PORT LAYER @@ -1006,8 +1076,7 @@ void fc_fcp_destroy(struct fc_lport *); /* * SCSI INTERACTION LAYER *****************************/ -int fc_queuecommand(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); +int fc_queuecommand(struct Scsi_Host *, struct scsi_cmnd *); int fc_eh_abort(struct scsi_cmnd *); int fc_eh_device_reset(struct scsi_cmnd *); int fc_eh_host_reset(struct scsi_cmnd *); diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h index 06f1b5a8ed19..8c1638b8c28e 100644 --- a/include/scsi/libfcoe.h +++ b/include/scsi/libfcoe.h @@ -33,6 +33,12 @@ #define FCOE_MAX_CMD_LEN 16 /* Supported CDB length */ /* + * Max MTU for FCoE: 14 (FCoE header) + 24 (FC header) + 2112 (max FC payload) + * + 4 (FC CRC) + 4 (FCoE trailer) = 2158 bytes + */ +#define FCOE_MTU 2158 + +/* * FIP tunable parameters. */ #define FCOE_CTLR_START_DELAY 2000 /* mS after first adv. to choose FCF */ @@ -92,10 +98,12 @@ enum fip_state { * @timer_work: &work_struct for doing keep-alives and resets. * @recv_work: &work_struct for receiving FIP frames. * @fip_recv_list: list of received FIP frames. + * @flogi_req: clone of FLOGI request sent * @rnd_state: state for pseudo-random number generator. * @port_id: proposed or selected local-port ID. * @user_mfs: configured maximum FC frame size, including FC header. * @flogi_oxid: exchange ID of most recent fabric login. + * @flogi_req_send: send of FLOGI requested * @flogi_count: number of FLOGI attempts in AUTO mode. * @map_dest: use the FC_MAP mode for destination MAC addresses. * @spma: supports SPMA server-provided MACs mode @@ -106,6 +114,7 @@ enum fip_state { * @update_mac: LLD-supplied function to handle changes to MAC addresses. * @get_src_addr: LLD-supplied function to supply a source MAC address. * @ctlr_mutex: lock protecting this structure. + * @ctlr_lock: spinlock covering flogi_req * * This structure is used by all FCoE drivers. It contains information * needed by all FCoE low-level drivers (LLDs) as well as internal state @@ -126,12 +135,14 @@ struct fcoe_ctlr { struct work_struct timer_work; struct work_struct recv_work; struct sk_buff_head fip_recv_list; + struct sk_buff *flogi_req; struct rnd_state rnd_state; u32 port_id; u16 user_mfs; u16 flogi_oxid; + u8 flogi_req_send; u8 flogi_count; u8 map_dest; u8 spma; @@ -143,6 +154,7 @@ struct fcoe_ctlr { void (*update_mac)(struct fc_lport *, u8 *addr); u8 * (*get_src_addr)(struct fc_lport *); struct mutex ctlr_mutex; + spinlock_t ctlr_lock; }; /** @@ -155,6 +167,7 @@ struct fcoe_ctlr { * @fcf_mac: Ethernet address of the FCF * @vfid: virtual fabric ID * @pri: selection priority, smaller values are better + * @flogi_sent: current FLOGI sent to this FCF * @flags: flags received from advertisement * @fka_period: keep-alive period, in jiffies * @@ -176,6 +189,7 @@ struct fcoe_fcf { u8 fcf_mac[ETH_ALEN]; u8 pri; + u8 flogi_sent; u16 flags; u32 fka_period; u8 fd_flags:1; @@ -213,6 +227,8 @@ int fcoe_ctlr_recv_flogi(struct fcoe_ctlr *, struct fc_lport *, u64 fcoe_wwn_from_mac(unsigned char mac[], unsigned int, unsigned int); int fcoe_libfc_config(struct fc_lport *, struct fcoe_ctlr *, const struct libfc_function_template *, int init_fcp); +u32 fcoe_fc_crc(struct fc_frame *fp); +int fcoe_start_io(struct sk_buff *skb); /** * is_fip_mode() - returns true if FIP mode selected. @@ -223,5 +239,102 @@ static inline bool is_fip_mode(struct fcoe_ctlr *fip) return fip->state == FIP_ST_ENABLED; } +/* helper for FCoE SW HBA drivers, can include subven and subdev if needed. The + * modpost would use pci_device_id table to auto-generate formatted module alias + * into the corresponding .mod.c file, but there may or may not be a pci device + * id table for FCoE drivers so we use the following helper for build the fcoe + * driver module alias. + */ +#define MODULE_ALIAS_FCOE_PCI(ven, dev) \ + MODULE_ALIAS("fcoe-pci:" \ + "v" __stringify(ven) \ + "d" __stringify(dev) "sv*sd*bc*sc*i*") + +/* the name of the default FCoE transport driver fcoe.ko */ +#define FCOE_TRANSPORT_DEFAULT "fcoe" + +/* struct fcoe_transport - The FCoE transport interface + * @name: a vendor specific name for their FCoE transport driver + * @attached: whether this transport is already attached + * @list: list linkage to all attached transports + * @match: handler to allow the transport driver to match up a given netdev + * @create: handler to sysfs entry of create for FCoE instances + * @destroy: handler to sysfs entry of destroy for FCoE instances + * @enable: handler to sysfs entry of enable for FCoE instances + * @disable: handler to sysfs entry of disable for FCoE instances + */ +struct fcoe_transport { + char name[IFNAMSIZ]; + bool attached; + struct list_head list; + bool (*match) (struct net_device *device); + int (*create) (struct net_device *device, enum fip_state fip_mode); + int (*destroy) (struct net_device *device); + int (*enable) (struct net_device *device); + int (*disable) (struct net_device *device); +}; + +/** + * struct fcoe_percpu_s - The context for FCoE receive thread(s) + * @thread: The thread context + * @fcoe_rx_list: The queue of pending packets to process + * @page: The memory page for calculating frame trailer CRCs + * @crc_eof_offset: The offset into the CRC page pointing to available + * memory for a new trailer + */ +struct fcoe_percpu_s { + struct task_struct *thread; + struct sk_buff_head fcoe_rx_list; + struct page *crc_eof_page; + int crc_eof_offset; +}; + +/** + * struct fcoe_port - The FCoE private structure + * @priv: The associated fcoe interface. The structure is + * defined by the low level driver + * @lport: The associated local port + * @fcoe_pending_queue: The pending Rx queue of skbs + * @fcoe_pending_queue_active: Indicates if the pending queue is active + * @max_queue_depth: Max queue depth of pending queue + * @min_queue_depth: Min queue depth of pending queue + * @timer: The queue timer + * @destroy_work: Handle for work context + * (to prevent RTNL deadlocks) + * @data_srt_addr: Source address for data + * + * An instance of this structure is to be allocated along with the + * Scsi_Host and libfc fc_lport structures. + */ +struct fcoe_port { + void *priv; + struct fc_lport *lport; + struct sk_buff_head fcoe_pending_queue; + u8 fcoe_pending_queue_active; + u32 max_queue_depth; + u32 min_queue_depth; + struct timer_list timer; + struct work_struct destroy_work; + u8 data_src_addr[ETH_ALEN]; +}; +void fcoe_clean_pending_queue(struct fc_lport *); +void fcoe_check_wait_queue(struct fc_lport *lport, struct sk_buff *skb); +void fcoe_queue_timer(ulong lport); +int fcoe_get_paged_crc_eof(struct sk_buff *skb, int tlen, + struct fcoe_percpu_s *fps); + +/** + * struct netdev_list + * A mapping from netdevice to fcoe_transport + */ +struct fcoe_netdev_mapping { + struct list_head list; + struct net_device *netdev; + struct fcoe_transport *ft; +}; + +/* fcoe transports registration and deregistration */ +int fcoe_transport_attach(struct fcoe_transport *ft); +int fcoe_transport_detach(struct fcoe_transport *ft); #endif /* _LIBFCOE_H */ diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h index ae5196aae1a5..0f4367751b71 100644 --- a/include/scsi/libiscsi.h +++ b/include/scsi/libiscsi.h @@ -89,6 +89,7 @@ enum { ISCSI_TASK_RUNNING, ISCSI_TASK_ABRT_TMF, /* aborted due to TMF */ ISCSI_TASK_ABRT_SESS_RECOV, /* aborted due to session recovery */ + ISCSI_TASK_REQUEUE_SCSIQ, /* qcmd requeueing to scsi-ml */ }; struct iscsi_r2t_info { @@ -211,9 +212,6 @@ struct iscsi_conn { /* values userspace uses to id a conn */ int persistent_port; char *persistent_address; - /* remote portal currently connected to */ - int portal_port; - char portal_address[ISCSI_ADDRESS_BUF_LEN]; /* MIB-statistics */ uint64_t txdata_octets; @@ -318,9 +316,6 @@ struct iscsi_host { /* hw address or netdev iscsi connection is bound to */ char *hwaddress; char *netdev; - /* local address */ - int local_port; - char local_address[ISCSI_ADDRESS_BUF_LEN]; wait_queue_head_t session_removal_wq; /* protects sessions and state */ @@ -341,8 +336,7 @@ extern int iscsi_eh_abort(struct scsi_cmnd *sc); extern int iscsi_eh_recover_target(struct scsi_cmnd *sc); extern int iscsi_eh_session_reset(struct scsi_cmnd *sc); extern int iscsi_eh_device_reset(struct scsi_cmnd *sc); -extern int iscsi_queuecommand(struct scsi_cmnd *sc, - void (*done)(struct scsi_cmnd *)); +extern int iscsi_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc); /* * iSCSI host helpers. @@ -394,6 +388,8 @@ extern void iscsi_session_failure(struct iscsi_session *session, enum iscsi_err err); extern int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, enum iscsi_param param, char *buf); +extern int iscsi_conn_get_addr_param(struct sockaddr_storage *addr, + enum iscsi_param param, char *buf); extern void iscsi_suspend_tx(struct iscsi_conn *conn); extern void iscsi_suspend_queue(struct iscsi_conn *conn); extern void iscsi_conn_queue_work(struct iscsi_conn *conn); @@ -420,6 +416,7 @@ extern struct iscsi_task *iscsi_itt_to_ctask(struct iscsi_conn *, itt_t); extern struct iscsi_task *iscsi_itt_to_task(struct iscsi_conn *, itt_t); extern void iscsi_requeue_task(struct iscsi_task *task); extern void iscsi_put_task(struct iscsi_task *task); +extern void __iscsi_put_task(struct iscsi_task *task); extern void __iscsi_get_task(struct iscsi_task *task); extern void iscsi_complete_scsi_task(struct iscsi_task *task, uint32_t exp_cmdsn, uint32_t max_cmdsn); diff --git a/include/scsi/libiscsi_tcp.h b/include/scsi/libiscsi_tcp.h index 741ae7ed4394..ac0cc1d925ef 100644 --- a/include/scsi/libiscsi_tcp.h +++ b/include/scsi/libiscsi_tcp.h @@ -47,11 +47,12 @@ struct iscsi_segment { struct scatterlist *sg; void *sg_mapped; unsigned int sg_offset; + bool atomic_mapped; iscsi_segment_done_fn_t *done; }; -/* Socket connection recieve helper */ +/* Socket connection receive helper */ struct iscsi_tcp_recv { struct iscsi_hdr *hdr; struct iscsi_segment segment; diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index 3dec1949f69c..8f6bb9c7f3eb 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -361,6 +361,8 @@ struct sas_ha_struct { /* The class calls this to send a task for execution. */ int lldd_max_execute_num; int lldd_queue_size; + int strict_wide_ports; /* both sas_addr and attached_sas_addr must match + * their siblings when forming wide ports */ /* LLDD calls these to notify the class of an event. */ void (*notify_ha_event)(struct sas_ha_struct *, enum ha_event); @@ -621,8 +623,7 @@ int sas_set_phy_speed(struct sas_phy *phy, int sas_phy_enable(struct sas_phy *phy, int enabled); int sas_phy_reset(struct sas_phy *phy, int hard_reset); int sas_queue_up(struct sas_task *task); -extern int sas_queuecommand(struct scsi_cmnd *, - void (*scsi_done)(struct scsi_cmnd *)); +extern int sas_queuecommand(struct Scsi_Host * ,struct scsi_cmnd *); extern int sas_target_alloc(struct scsi_target *); extern int sas_slave_alloc(struct scsi_device *); extern int sas_slave_configure(struct scsi_device *); diff --git a/include/scsi/osd_initiator.h b/include/scsi/osd_initiator.h index a8f370126632..0a5079974fe9 100644 --- a/include/scsi/osd_initiator.h +++ b/include/scsi/osd_initiator.h @@ -137,7 +137,7 @@ struct osd_request { void *buff; unsigned alloc_size; /* 0 here means: don't call kfree */ unsigned total_bytes; - } set_attr, enc_get_attr, get_attr; + } cdb_cont, set_attr, enc_get_attr, get_attr; struct _osd_io_info { struct bio *bio; @@ -265,7 +265,7 @@ int osd_execute_request_async(struct osd_request *or, * @osi - Recievs a more detailed error report information (optional). * @silent - Do not print to dmsg (Even if enabled) * @bad_obj_list - Some commands act on multiple objects. Failed objects will - * be recieved here (optional) + * be received here (optional) * @max_obj - Size of @bad_obj_list. * @bad_attr_list - List of failing attributes (optional) * @max_attr - Size of @bad_attr_list. @@ -448,6 +448,20 @@ void osd_req_read(struct osd_request *or, int osd_req_read_kern(struct osd_request *or, const struct osd_obj_id *obj, u64 offset, void *buff, u64 len); +/* Scatter/Gather write/read commands */ +int osd_req_write_sg(struct osd_request *or, + const struct osd_obj_id *obj, struct bio *bio, + const struct osd_sg_entry *sglist, unsigned numentries); +int osd_req_read_sg(struct osd_request *or, + const struct osd_obj_id *obj, struct bio *bio, + const struct osd_sg_entry *sglist, unsigned numentries); +int osd_req_write_sg_kern(struct osd_request *or, + const struct osd_obj_id *obj, void **buff, + const struct osd_sg_entry *sglist, unsigned numentries); +int osd_req_read_sg_kern(struct osd_request *or, + const struct osd_obj_id *obj, void **buff, + const struct osd_sg_entry *sglist, unsigned numentries); + /* * Root/Partition/Collection/Object Attributes commands */ diff --git a/include/scsi/osd_protocol.h b/include/scsi/osd_protocol.h index 685661283540..a6026da25f3e 100644 --- a/include/scsi/osd_protocol.h +++ b/include/scsi/osd_protocol.h @@ -631,4 +631,46 @@ static inline void osd_sec_set_caps(struct osd_capability_head *cap, put_unaligned_le16(bit_mask, &cap->permissions_bit_mask); } +/* osd2r05a sec 5.3: CDB continuation segment formats */ +enum osd_continuation_segment_format { + CDB_CONTINUATION_FORMAT_V2 = 0x01, +}; + +struct osd_continuation_segment_header { + u8 format; + u8 reserved1; + __be16 service_action; + __be32 reserved2; + u8 integrity_check[OSDv2_CRYPTO_KEYID_SIZE]; +} __packed; + +/* osd2r05a sec 5.4.1: CDB continuation descriptors */ +enum osd_continuation_descriptor_type { + NO_MORE_DESCRIPTORS = 0x0000, + SCATTER_GATHER_LIST = 0x0001, + QUERY_LIST = 0x0002, + USER_OBJECT = 0x0003, + COPY_USER_OBJECT_SOURCE = 0x0101, + EXTENSION_CAPABILITIES = 0xFFEE +}; + +struct osd_continuation_descriptor_header { + __be16 type; + u8 reserved; + u8 pad_length; + __be32 length; +} __packed; + + +/* osd2r05a sec 5.4.2: Scatter/gather list */ +struct osd_sg_list_entry { + __be64 offset; + __be64 len; +}; + +struct osd_sg_continuation_descriptor { + struct osd_continuation_descriptor_header hdr; + struct osd_sg_list_entry entries[]; +}; + #endif /* ndef __OSD_PROTOCOL_H__ */ diff --git a/include/scsi/osd_types.h b/include/scsi/osd_types.h index 3f5e88cc75c0..bd0be7ed4bcf 100644 --- a/include/scsi/osd_types.h +++ b/include/scsi/osd_types.h @@ -37,4 +37,9 @@ struct osd_attr { void *val_ptr; /* in network order */ }; +struct osd_sg_entry { + u64 offset; + u64 len; +}; + #endif /* ndef __OSD_TYPES_H__ */ diff --git a/include/scsi/sas_ata.h b/include/scsi/sas_ata.h index c583193ae929..9c159f74c6d0 100644 --- a/include/scsi/sas_ata.h +++ b/include/scsi/sas_ata.h @@ -39,6 +39,11 @@ int sas_ata_init_host_and_port(struct domain_device *found_dev, struct scsi_target *starget); void sas_ata_task_abort(struct sas_task *task); +void sas_ata_strategy_handler(struct Scsi_Host *shost); +int sas_ata_timed_out(struct scsi_cmnd *cmd, struct sas_task *task, + enum blk_eh_timer_return *rtn); +int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, + struct list_head *done_q); #else @@ -55,6 +60,23 @@ static inline int sas_ata_init_host_and_port(struct domain_device *found_dev, static inline void sas_ata_task_abort(struct sas_task *task) { } + +static inline void sas_ata_strategy_handler(struct Scsi_Host *shost) +{ +} + +static inline int sas_ata_timed_out(struct scsi_cmnd *cmd, + struct sas_task *task, + enum blk_eh_timer_return *rtn) +{ + return 0; +} +static inline int sas_ata_eh(struct Scsi_Host *shost, struct list_head *work_q, + struct list_head *done_q) +{ + return 0; +} + #endif #endif /* _SAS_ATA_H_ */ diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h index 216af8538cc9..3668903e397b 100644 --- a/include/scsi/scsi.h +++ b/include/scsi/scsi.h @@ -9,6 +9,7 @@ #define _SCSI_SCSI_H #include <linux/types.h> +#include <linux/scatterlist.h> struct scsi_cmnd; @@ -104,6 +105,7 @@ struct scsi_cmnd; #define UNMAP 0x42 #define READ_TOC 0x43 #define READ_HEADER 0x44 +#define GET_EVENT_STATUS_NOTIFICATION 0x4a #define LOG_SELECT 0x4c #define LOG_SENSE 0x4d #define XDWRITEREAD_10 0x53 @@ -115,33 +117,61 @@ struct scsi_cmnd; #define PERSISTENT_RESERVE_OUT 0x5f #define VARIABLE_LENGTH_CMD 0x7f #define REPORT_LUNS 0xa0 +#define SECURITY_PROTOCOL_IN 0xa2 #define MAINTENANCE_IN 0xa3 #define MAINTENANCE_OUT 0xa4 #define MOVE_MEDIUM 0xa5 #define EXCHANGE_MEDIUM 0xa6 #define READ_12 0xa8 #define WRITE_12 0xaa +#define READ_MEDIA_SERIAL_NUMBER 0xab #define WRITE_VERIFY_12 0xae #define VERIFY_12 0xaf #define SEARCH_HIGH_12 0xb0 #define SEARCH_EQUAL_12 0xb1 #define SEARCH_LOW_12 0xb2 +#define SECURITY_PROTOCOL_OUT 0xb5 #define READ_ELEMENT_STATUS 0xb8 #define SEND_VOLUME_TAG 0xb6 #define WRITE_LONG_2 0xea +#define EXTENDED_COPY 0x83 +#define RECEIVE_COPY_RESULTS 0x84 +#define ACCESS_CONTROL_IN 0x86 +#define ACCESS_CONTROL_OUT 0x87 #define READ_16 0x88 #define WRITE_16 0x8a +#define READ_ATTRIBUTE 0x8c +#define WRITE_ATTRIBUTE 0x8d #define VERIFY_16 0x8f #define WRITE_SAME_16 0x93 #define SERVICE_ACTION_IN 0x9e /* values for service action in */ #define SAI_READ_CAPACITY_16 0x10 #define SAI_GET_LBA_STATUS 0x12 +/* values for VARIABLE_LENGTH_CMD service action codes + * see spc4r17 Section D.3.5, table D.7 and D.8 */ +#define VLC_SA_RECEIVE_CREDENTIAL 0x1800 /* values for maintenance in */ +#define MI_REPORT_IDENTIFYING_INFORMATION 0x05 #define MI_REPORT_TARGET_PGS 0x0a +#define MI_REPORT_ALIASES 0x0b +#define MI_REPORT_SUPPORTED_OPERATION_CODES 0x0c +#define MI_REPORT_SUPPORTED_TASK_MANAGEMENT_FUNCTIONS 0x0d +#define MI_REPORT_PRIORITY 0x0e +#define MI_REPORT_TIMESTAMP 0x0f +#define MI_MANAGEMENT_PROTOCOL_IN 0x10 /* values for maintenance out */ +#define MO_SET_IDENTIFYING_INFORMATION 0x06 #define MO_SET_TARGET_PGS 0x0a +#define MO_CHANGE_ALIASES 0x0b +#define MO_SET_PRIORITY 0x0e +#define MO_SET_TIMESTAMP 0x0f +#define MO_MANAGEMENT_PROTOCOL_OUT 0x10 /* values for variable length command */ +#define XDREAD_32 0x03 +#define XDWRITE_32 0x04 +#define XPWRITE_32 0x06 +#define XDWRITEREAD_32 0x07 #define READ_32 0x09 #define VERIFY_32 0x0a #define WRITE_32 0x0b @@ -405,6 +435,10 @@ static inline int scsi_is_wlun(unsigned int lun) * recover the link. Transport class will * retry or fail IO */ #define DID_TRANSPORT_FAILFAST 0x0f /* Transport class fastfailed the io */ +#define DID_TARGET_FAILURE 0x10 /* Permanent target failure, do not retry on + * other paths */ +#define DID_NEXUS_FAILURE 0x11 /* Permanent nexus failure, retry on other + * paths might yield different results */ #define DRIVER_OK 0x00 /* Driver status */ /* @@ -434,6 +468,7 @@ static inline int scsi_is_wlun(unsigned int lun) #define TIMEOUT_ERROR 0x2007 #define SCSI_RETURN_NOT_HANDLED 0x2008 #define FAST_IO_FAIL 0x2009 +#define TARGET_ERROR 0x200A /* * Midlevel queue return values. diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h index 85867dcde335..dd82e02ddde3 100644 --- a/include/scsi/scsi_device.h +++ b/include/scsi/scsi_device.h @@ -169,6 +169,7 @@ struct scsi_device { sdev_dev; struct execute_work ew; /* used to get process context on put */ + struct work_struct requeue_work; struct scsi_dh_data *scsi_dh_data; enum scsi_device_state sdev_state; @@ -184,6 +185,7 @@ typedef void (*activate_complete)(void *, int); struct scsi_device_handler { /* Used by the infrastructure */ struct list_head list; /* list of scsi_device_handlers */ + int idx; /* Filled by the hardware handler */ struct module *module; @@ -461,7 +463,7 @@ static inline int scsi_device_qas(struct scsi_device *sdev) } static inline int scsi_device_enclosure(struct scsi_device *sdev) { - return sdev->inquiry[6] & (1<<6); + return sdev->inquiry ? (sdev->inquiry[6] & (1<<6)) : 1; } static inline int scsi_device_protection(struct scsi_device *sdev) diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h index d0a6a845f204..f1f2644137b8 100644 --- a/include/scsi/scsi_host.h +++ b/include/scsi/scsi_host.h @@ -46,7 +46,7 @@ struct blk_queue_tags; enum { SCSI_QDEPTH_DEFAULT, /* default requested change, e.g. from sysfs */ SCSI_QDEPTH_QFULL, /* scsi-ml requested due to queue full */ - SCSI_QDEPTH_RAMP_UP, /* scsi-ml requested due to threshhold event */ + SCSI_QDEPTH_RAMP_UP, /* scsi-ml requested due to threshold event */ }; struct scsi_host_template { @@ -127,8 +127,7 @@ struct scsi_host_template { * * STATUS: REQUIRED */ - int (* queuecommand)(struct scsi_cmnd *, - void (*done)(struct scsi_cmnd *)); + int (* queuecommand)(struct Scsi_Host *, struct scsi_cmnd *); /* * The transfer functions are used to queue a scsi command to @@ -505,6 +504,25 @@ struct scsi_host_template { }; /* + * Temporary #define for host lock push down. Can be removed when all + * drivers have been updated to take advantage of unlocked + * queuecommand. + * + */ +#define DEF_SCSI_QCMD(func_name) \ + int func_name(struct Scsi_Host *shost, struct scsi_cmnd *cmd) \ + { \ + unsigned long irq_flags; \ + int rc; \ + spin_lock_irqsave(shost->host_lock, irq_flags); \ + scsi_cmd_get_serial(shost, cmd); \ + rc = func_name##_lck (cmd, cmd->scsi_done); \ + spin_unlock_irqrestore(shost->host_lock, irq_flags); \ + return rc; \ + } + + +/* * shost state: If you alter this, you also need to alter scsi_sysfs.c * (for the ascii descriptions) and the state model enforcer: * scsi_host_set_state() @@ -752,6 +770,7 @@ extern struct Scsi_Host *scsi_host_get(struct Scsi_Host *); extern void scsi_host_put(struct Scsi_Host *t); extern struct Scsi_Host *scsi_host_lookup(unsigned short); extern const char *scsi_host_state_name(enum scsi_host_state); +extern void scsi_cmd_get_serial(struct Scsi_Host *, struct scsi_cmnd *); extern u64 scsi_calculate_bounce_limit(struct Scsi_Host *); diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h index 59816fe31e68..2a65167a8f10 100644 --- a/include/scsi/scsi_transport_fc.h +++ b/include/scsi/scsi_transport_fc.h @@ -192,9 +192,9 @@ struct fc_vport_identifiers { * * This structure exists for each FC port is a virtual FC port. Virtual * ports share the physical link with the Physical port. Each virtual - * ports has a unique presense on the SAN, and may be instantiated via + * ports has a unique presence on the SAN, and may be instantiated via * NPIV, Virtual Fabrics, or via additional ALPAs. As the vport is a - * unique presense, each vport has it's own view of the fabric, + * unique presence, each vport has it's own view of the fabric, * authentication privilege, and priorities. * * A virtual port may support 1 or more FC4 roles. Typically it is a @@ -370,7 +370,7 @@ struct fc_rport { /* aka fc_starget_attrs */ /* * FC SCSI Target Attributes * - * The SCSI Target is considered an extention of a remote port (as + * The SCSI Target is considered an extension of a remote port (as * a remote port can be more than a SCSI Target). Within the scsi * subsystem, we leave the Target as a separate entity. Doing so * provides backward compatibility with prior FC transport api's, diff --git a/include/scsi/scsi_transport_iscsi.h b/include/scsi/scsi_transport_iscsi.h index 7fff94b3b2a8..bf8f52965675 100644 --- a/include/scsi/scsi_transport_iscsi.h +++ b/include/scsi/scsi_transport_iscsi.h @@ -101,6 +101,8 @@ struct iscsi_transport { void (*destroy_conn) (struct iscsi_cls_conn *conn); int (*set_param) (struct iscsi_cls_conn *conn, enum iscsi_param param, char *buf, int buflen); + int (*get_ep_param) (struct iscsi_endpoint *ep, enum iscsi_param param, + char *buf); int (*get_conn_param) (struct iscsi_cls_conn *conn, enum iscsi_param param, char *buf); int (*get_session_param) (struct iscsi_cls_session *session, @@ -160,8 +162,9 @@ struct iscsi_cls_conn { void *dd_data; /* LLD private data */ struct iscsi_transport *transport; uint32_t cid; /* connection id */ + struct mutex ep_mutex; + struct iscsi_endpoint *ep; - int active; /* must be accessed with the connlock */ struct device dev; /* sysfs transport/container device */ }; @@ -222,6 +225,7 @@ struct iscsi_endpoint { void *dd_data; /* LLD private data */ struct device dev; uint64_t id; + struct iscsi_cls_conn *conn; }; /* diff --git a/include/scsi/srp.h b/include/scsi/srp.h index ad178fa78f66..1ae84db4c9fb 100644 --- a/include/scsi/srp.h +++ b/include/scsi/srp.h @@ -239,4 +239,42 @@ struct srp_rsp { u8 data[0]; } __attribute__((packed)); +struct srp_cred_req { + u8 opcode; + u8 sol_not; + u8 reserved[2]; + __be32 req_lim_delta; + u64 tag; +}; + +struct srp_cred_rsp { + u8 opcode; + u8 reserved[7]; + u64 tag; +}; + +/* + * The SRP spec defines the fixed portion of the AER_REQ structure to be + * 36 bytes, so it needs to be packed to avoid having it padded to 40 bytes + * on 64-bit architectures. + */ +struct srp_aer_req { + u8 opcode; + u8 sol_not; + u8 reserved[2]; + __be32 req_lim_delta; + u64 tag; + u32 reserved2; + __be64 lun; + __be32 sense_data_len; + u32 reserved3; + u8 sense_data[0]; +} __attribute__((packed)); + +struct srp_aer_rsp { + u8 opcode; + u8 reserved[7]; + u64 tag; +}; + #endif /* SCSI_SRP_H */ diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h index 49400459b477..02cbb50225bb 100644 --- a/include/sound/ac97_codec.h +++ b/include/sound/ac97_codec.h @@ -96,6 +96,10 @@ #define AC97_FUNC_INFO 0x68 /* Function Information */ #define AC97_SENSE_INFO 0x6a /* Sense Details */ +/* volume controls */ +#define AC97_MUTE_MASK_MONO 0x8000 +#define AC97_MUTE_MASK_STEREO 0x8080 + /* slot allocation */ #define AC97_SLOT_TAG 0 #define AC97_SLOT_CMD_ADDR 1 @@ -138,6 +142,7 @@ #define AC97_BC_18BIT_ADC 0x0100 /* 18-bit ADC resolution */ #define AC97_BC_20BIT_ADC 0x0200 /* 20-bit ADC resolution */ #define AC97_BC_ADC_MASK 0x0300 +#define AC97_BC_3D_TECH_ID_MASK 0x7c00 /* Per-vendor ID of 3D enhancement */ /* general purpose */ #define AC97_GP_DRSS_MASK 0x0c00 /* double rate slot select */ @@ -380,7 +385,7 @@ #define AC97_SCAP_DETECT_BY_VENDOR (1<<8) /* use vendor registers for read tests */ #define AC97_SCAP_NO_SPDIF (1<<9) /* don't build SPDIF controls */ #define AC97_SCAP_EAPD_LED (1<<10) /* EAPD as mute LED */ -#define AC97_SCAP_POWER_SAVE (1<<11) /* capable for aggresive power-saving */ +#define AC97_SCAP_POWER_SAVE (1<<11) /* capable for aggressive power-saving */ /* ac97->flags */ #define AC97_HAS_PC_BEEP (1<<0) /* force PC Speaker usage */ @@ -477,7 +482,7 @@ struct snd_ac97_template { struct snd_ac97 { /* -- lowlevel (hardware) driver specific -- */ - struct snd_ac97_build_ops * build_ops; + const struct snd_ac97_build_ops *build_ops; void *private_data; void (*private_free) (struct snd_ac97 *ac97); /* --- */ diff --git a/include/sound/alc5623.h b/include/sound/alc5623.h new file mode 100644 index 000000000000..422c97d43df3 --- /dev/null +++ b/include/sound/alc5623.h @@ -0,0 +1,15 @@ +#ifndef _INCLUDE_SOUND_ALC5623_H +#define _INCLUDE_SOUND_ALC5623_H +struct alc5623_platform_data { + /* configure : */ + /* Lineout/Speaker Amps Vmid ratio control */ + /* enable/disable adc/dac high pass filters */ + unsigned int add_ctrl; + /* configure : */ + /* output to enable when jack is low */ + /* output to enable when jack is high */ + /* jack detect (gpio/nc/jack detect [12] */ + unsigned int jack_det_ctrl; +}; +#endif + diff --git a/include/sound/asound.h b/include/sound/asound.h index a1803ecea34d..5d6074faa279 100644 --- a/include/sound/asound.h +++ b/include/sound/asound.h @@ -259,6 +259,7 @@ typedef int __bitwise snd_pcm_subformat_t; #define SNDRV_PCM_INFO_HALF_DUPLEX 0x00100000 /* only half duplex */ #define SNDRV_PCM_INFO_JOINT_DUPLEX 0x00200000 /* playback and capture stream are somewhat correlated */ #define SNDRV_PCM_INFO_SYNC_START 0x00400000 /* pcm support some kind of sync go */ +#define SNDRV_PCM_INFO_NO_PERIOD_WAKEUP 0x00800000 /* period wakeup can be disabled */ #define SNDRV_PCM_INFO_FIFO_IN_FRAMES 0x80000000 /* internal kernel flag - FIFO size is in frames */ typedef int __bitwise snd_pcm_state_t; @@ -334,6 +335,8 @@ typedef int snd_pcm_hw_param_t; #define SNDRV_PCM_HW_PARAM_LAST_INTERVAL SNDRV_PCM_HW_PARAM_TICK_TIME #define SNDRV_PCM_HW_PARAMS_NORESAMPLE (1<<0) /* avoid rate resampling */ +#define SNDRV_PCM_HW_PARAMS_EXPORT_BUFFER (1<<1) /* export buffer */ +#define SNDRV_PCM_HW_PARAMS_NO_PERIOD_WAKEUP (1<<2) /* disable period wakeups */ struct snd_interval { unsigned int min, max; diff --git a/include/sound/control.h b/include/sound/control.h index 112374dc0c58..404acb859cee 100644 --- a/include/sound/control.h +++ b/include/sound/control.h @@ -115,6 +115,8 @@ int snd_ctl_add(struct snd_card * card, struct snd_kcontrol * kcontrol); int snd_ctl_remove(struct snd_card * card, struct snd_kcontrol * kcontrol); int snd_ctl_remove_id(struct snd_card * card, struct snd_ctl_elem_id *id); int snd_ctl_rename_id(struct snd_card * card, struct snd_ctl_elem_id *src_id, struct snd_ctl_elem_id *dst_id); +int snd_ctl_activate_id(struct snd_card *card, struct snd_ctl_elem_id *id, + int active); struct snd_kcontrol *snd_ctl_find_numid(struct snd_card * card, unsigned int numid); struct snd_kcontrol *snd_ctl_find_id(struct snd_card * card, struct snd_ctl_elem_id *id); @@ -160,12 +162,14 @@ static inline struct snd_ctl_elem_id *snd_ctl_build_ioff(struct snd_ctl_elem_id } /* - * Frequently used control callbacks + * Frequently used control callbacks/helpers */ int snd_ctl_boolean_mono_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); int snd_ctl_boolean_stereo_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo); +int snd_ctl_enum_info(struct snd_ctl_elem_info *info, unsigned int channels, + unsigned int items, const char *const names[]); /* * virtual master control @@ -187,7 +191,7 @@ int _snd_ctl_add_slave(struct snd_kcontrol *master, struct snd_kcontrol *slave, * Returns zero if successful or a negative error code. * * All slaves must be the same type (returning the same information - * via info callback). The fucntion doesn't check it, so it's your + * via info callback). The function doesn't check it, so it's your * responsibility. * * Also, some additional limitations: diff --git a/include/sound/cs4271.h b/include/sound/cs4271.h new file mode 100644 index 000000000000..50a059e7d116 --- /dev/null +++ b/include/sound/cs4271.h @@ -0,0 +1,24 @@ +/* + * Definitions for CS4271 ASoC codec driver + * + * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef __CS4271_H +#define __CS4271_H + +struct cs4271_platform_data { + int gpio_nreset; /* GPIO driving Reset pin, if any */ +}; + +#endif /* __CS4271_H */ diff --git a/include/sound/cs46xx_dsp_spos.h b/include/sound/cs46xx_dsp_spos.h index 49b03c9e5e55..8008c59288a6 100644 --- a/include/sound/cs46xx_dsp_spos.h +++ b/include/sound/cs46xx_dsp_spos.h @@ -147,7 +147,7 @@ struct dsp_pcm_channel_descriptor { }; struct dsp_spos_instance { - struct dsp_symbol_desc symbol_table; /* currently availble loaded symbols in SP */ + struct dsp_symbol_desc symbol_table; /* currently available loaded symbols in SP */ int nmodules; struct dsp_module_desc * modules; /* modules loaded into SP */ diff --git a/include/sound/hdsp.h b/include/sound/hdsp.h index d98a78dff2db..0909a3843479 100644 --- a/include/sound/hdsp.h +++ b/include/sound/hdsp.h @@ -28,6 +28,7 @@ enum HDSP_IO_Type { Multiface, H9652, H9632, + RPM, Undefined, }; diff --git a/include/sound/hdspm.h b/include/sound/hdspm.h index 81990b2bcc98..1f59ea2a4a76 100644 --- a/include/sound/hdspm.h +++ b/include/sound/hdspm.h @@ -3,8 +3,8 @@ /* * Copyright (C) 2003 Winfried Ritsch (IEM) * based on hdsp.h from Thomas Charbonnel (thomas@undata.org) - * - * + * + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or @@ -23,50 +23,41 @@ /* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */ #define HDSPM_MAX_CHANNELS 64 -/* -------------------- IOCTL Peak/RMS Meters -------------------- */ - -/* peam rms level structure like we get from hardware - - maybe in future we can memory map it so I just copy it - to user on ioctl call now an dont change anything - rms are made out of low and high values - where (long) ????_rms = (????_rms_l >> 8) + ((????_rms_h & 0xFFFFFF00)<<24) - (i asume so from the code) -*/ - -struct hdspm_peak_rms { - - unsigned int level_offset[1024]; +enum hdspm_io_type { + MADI, + MADIface, + AIO, + AES32, + RayDAT +}; - unsigned int input_peak[64]; - unsigned int playback_peak[64]; - unsigned int output_peak[64]; - unsigned int xxx_peak[64]; /* not used */ +enum hdspm_speed { + ss, + ds, + qs +}; - unsigned int reserved[256]; /* not used */ +/* -------------------- IOCTL Peak/RMS Meters -------------------- */ - unsigned int input_rms_l[64]; - unsigned int playback_rms_l[64]; - unsigned int output_rms_l[64]; - unsigned int xxx_rms_l[64]; /* not used */ +struct hdspm_peak_rms { + uint32_t input_peaks[64]; + uint32_t playback_peaks[64]; + uint32_t output_peaks[64]; - unsigned int input_rms_h[64]; - unsigned int playback_rms_h[64]; - unsigned int output_rms_h[64]; - unsigned int xxx_rms_h[64]; /* not used */ -}; + uint64_t input_rms[64]; + uint64_t playback_rms[64]; + uint64_t output_rms[64]; -struct hdspm_peak_rms_ioctl { - struct hdspm_peak_rms *peak; + uint8_t speed; /* enum {ss, ds, qs} */ + int status2; }; -/* use indirect access due to the limit of ioctl bit size */ #define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \ - _IOR('H', 0x40, struct hdspm_peak_rms_ioctl) + _IOR('H', 0x42, struct hdspm_peak_rms) /* ------------ CONFIG block IOCTL ---------------------- */ -struct hdspm_config_info { +struct hdspm_config { unsigned char pref_sync_ref; unsigned char wordclock_sync_check; unsigned char madi_sync_check; @@ -80,18 +71,121 @@ struct hdspm_config_info { unsigned int analog_out; }; -#define SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO \ - _IOR('H', 0x41, struct hdspm_config_info) +#define SNDRV_HDSPM_IOCTL_GET_CONFIG \ + _IOR('H', 0x41, struct hdspm_config) + +/** + * If there's a TCO (TimeCode Option) board installed, + * there are further options and status data available. + * The hdspm_ltc structure contains the current SMPTE + * timecode and some status information and can be + * obtained via SNDRV_HDSPM_IOCTL_GET_LTC or in the + * hdspm_status struct. + **/ + +enum hdspm_ltc_format { + format_invalid, + fps_24, + fps_25, + fps_2997, + fps_30 +}; + +enum hdspm_ltc_frame { + frame_invalid, + drop_frame, + full_frame +}; + +enum hdspm_ltc_input_format { + ntsc, + pal, + no_video +}; + +struct hdspm_ltc { + unsigned int ltc; + enum hdspm_ltc_format format; + enum hdspm_ltc_frame frame; + enum hdspm_ltc_input_format input_format; +}; + +#define SNDRV_HDSPM_IOCTL_GET_LTC _IOR('H', 0x46, struct hdspm_mixer_ioctl) + +/** + * The status data reflects the device's current state + * as determined by the card's configuration and + * connection status. + **/ + +enum hdspm_sync { + hdspm_sync_no_lock = 0, + hdspm_sync_lock = 1, + hdspm_sync_sync = 2 +}; -/* get Soundcard Version */ +enum hdspm_madi_input { + hdspm_input_optical = 0, + hdspm_input_coax = 1 +}; + +enum hdspm_madi_channel_format { + hdspm_format_ch_64 = 0, + hdspm_format_ch_56 = 1 +}; + +enum hdspm_madi_frame_format { + hdspm_frame_48 = 0, + hdspm_frame_96 = 1 +}; + +enum hdspm_syncsource { + syncsource_wc = 0, + syncsource_madi = 1, + syncsource_tco = 2, + syncsource_sync = 3, + syncsource_none = 4 +}; + +struct hdspm_status { + uint8_t card_type; /* enum hdspm_io_type */ + enum hdspm_syncsource autosync_source; + + uint64_t card_clock; + uint32_t master_period; + + union { + struct { + uint8_t sync_wc; /* enum hdspm_sync */ + uint8_t sync_madi; /* enum hdspm_sync */ + uint8_t sync_tco; /* enum hdspm_sync */ + uint8_t sync_in; /* enum hdspm_sync */ + uint8_t madi_input; /* enum hdspm_madi_input */ + uint8_t channel_format; /* enum hdspm_madi_channel_format */ + uint8_t frame_format; /* enum hdspm_madi_frame_format */ + } madi; + } card_specific; +}; + +#define SNDRV_HDSPM_IOCTL_GET_STATUS \ + _IOR('H', 0x47, struct hdspm_status) + +/** + * Get information about the card and its add-ons. + **/ + +#define HDSPM_ADDON_TCO 1 struct hdspm_version { + uint8_t card_type; /* enum hdspm_io_type */ + char cardname[20]; + unsigned int serial; unsigned short firmware_rev; + int addons; }; -#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x43, struct hdspm_version) - +#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x48, struct hdspm_version) /* ------------- get Matrix Mixer IOCTL --------------- */ @@ -99,11 +193,11 @@ struct hdspm_version { * 32768 Bytes */ -/* organisation is 64 channelfader in a continous memory block */ +/* organisation is 64 channelfader in a continuous memory block */ /* equivalent to hardware definition, maybe for future feature of mmap of * them */ -/* each of 64 outputs has 64 infader and 64 outfader: +/* each of 64 outputs has 64 infader and 64 outfader: Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */ #define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS @@ -131,4 +225,5 @@ typedef struct hdspm_version hdspm_version_t; typedef struct hdspm_channelfader snd_hdspm_channelfader_t; typedef struct hdspm_mixer hdspm_mixer_t; -#endif /* __SOUND_HDSPM_H */ + +#endif diff --git a/include/sound/minors.h b/include/sound/minors.h index a81798ab73ed..8f764204a856 100644 --- a/include/sound/minors.h +++ b/include/sound/minors.h @@ -31,8 +31,8 @@ /* these minors can still be used for autoloading devices (/dev/aload*) */ #define SNDRV_MINOR_CONTROL 0 /* 0 */ #define SNDRV_MINOR_GLOBAL 1 /* 1 */ -#define SNDRV_MINOR_SEQUENCER (SNDRV_MINOR_GLOBAL + 0 * 32) -#define SNDRV_MINOR_TIMER (SNDRV_MINOR_GLOBAL + 1 * 32) +#define SNDRV_MINOR_SEQUENCER 1 /* SNDRV_MINOR_GLOBAL + 0 * 32 */ +#define SNDRV_MINOR_TIMER 33 /* SNDRV_MINOR_GLOBAL + 1 * 32 */ #ifndef CONFIG_SND_DYNAMIC_MINORS /* 2 - 3 (reserved) */ diff --git a/include/sound/mixer_oss.h b/include/sound/mixer_oss.h index 51fbcb4a277a..13cb0b430a1b 100644 --- a/include/sound/mixer_oss.h +++ b/include/sound/mixer_oss.h @@ -73,6 +73,9 @@ struct snd_mixer_oss_file { struct snd_mixer_oss *mixer; }; +int snd_mixer_oss_ioctl_card(struct snd_card *card, + unsigned int cmd, unsigned long arg); + #endif /* CONFIG_SND_MIXER_OSS */ #endif /* __SOUND_MIXER_OSS_H */ diff --git a/include/sound/pcm.h b/include/sound/pcm.h index dfd9b76b1853..e1bad1130616 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -136,48 +136,49 @@ struct snd_pcm_ops { SNDRV_PCM_RATE_88200|SNDRV_PCM_RATE_96000) #define SNDRV_PCM_RATE_8000_192000 (SNDRV_PCM_RATE_8000_96000|SNDRV_PCM_RATE_176400|\ SNDRV_PCM_RATE_192000) -#define SNDRV_PCM_FMTBIT_S8 (1ULL << SNDRV_PCM_FORMAT_S8) -#define SNDRV_PCM_FMTBIT_U8 (1ULL << SNDRV_PCM_FORMAT_U8) -#define SNDRV_PCM_FMTBIT_S16_LE (1ULL << SNDRV_PCM_FORMAT_S16_LE) -#define SNDRV_PCM_FMTBIT_S16_BE (1ULL << SNDRV_PCM_FORMAT_S16_BE) -#define SNDRV_PCM_FMTBIT_U16_LE (1ULL << SNDRV_PCM_FORMAT_U16_LE) -#define SNDRV_PCM_FMTBIT_U16_BE (1ULL << SNDRV_PCM_FORMAT_U16_BE) -#define SNDRV_PCM_FMTBIT_S24_LE (1ULL << SNDRV_PCM_FORMAT_S24_LE) -#define SNDRV_PCM_FMTBIT_S24_BE (1ULL << SNDRV_PCM_FORMAT_S24_BE) -#define SNDRV_PCM_FMTBIT_U24_LE (1ULL << SNDRV_PCM_FORMAT_U24_LE) -#define SNDRV_PCM_FMTBIT_U24_BE (1ULL << SNDRV_PCM_FORMAT_U24_BE) -#define SNDRV_PCM_FMTBIT_S32_LE (1ULL << SNDRV_PCM_FORMAT_S32_LE) -#define SNDRV_PCM_FMTBIT_S32_BE (1ULL << SNDRV_PCM_FORMAT_S32_BE) -#define SNDRV_PCM_FMTBIT_U32_LE (1ULL << SNDRV_PCM_FORMAT_U32_LE) -#define SNDRV_PCM_FMTBIT_U32_BE (1ULL << SNDRV_PCM_FORMAT_U32_BE) -#define SNDRV_PCM_FMTBIT_FLOAT_LE (1ULL << SNDRV_PCM_FORMAT_FLOAT_LE) -#define SNDRV_PCM_FMTBIT_FLOAT_BE (1ULL << SNDRV_PCM_FORMAT_FLOAT_BE) -#define SNDRV_PCM_FMTBIT_FLOAT64_LE (1ULL << SNDRV_PCM_FORMAT_FLOAT64_LE) -#define SNDRV_PCM_FMTBIT_FLOAT64_BE (1ULL << SNDRV_PCM_FORMAT_FLOAT64_BE) -#define SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE (1ULL << SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE) -#define SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_BE (1ULL << SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE) -#define SNDRV_PCM_FMTBIT_MU_LAW (1ULL << SNDRV_PCM_FORMAT_MU_LAW) -#define SNDRV_PCM_FMTBIT_A_LAW (1ULL << SNDRV_PCM_FORMAT_A_LAW) -#define SNDRV_PCM_FMTBIT_IMA_ADPCM (1ULL << SNDRV_PCM_FORMAT_IMA_ADPCM) -#define SNDRV_PCM_FMTBIT_MPEG (1ULL << SNDRV_PCM_FORMAT_MPEG) -#define SNDRV_PCM_FMTBIT_GSM (1ULL << SNDRV_PCM_FORMAT_GSM) -#define SNDRV_PCM_FMTBIT_SPECIAL (1ULL << SNDRV_PCM_FORMAT_SPECIAL) -#define SNDRV_PCM_FMTBIT_S24_3LE (1ULL << SNDRV_PCM_FORMAT_S24_3LE) -#define SNDRV_PCM_FMTBIT_U24_3LE (1ULL << SNDRV_PCM_FORMAT_U24_3LE) -#define SNDRV_PCM_FMTBIT_S24_3BE (1ULL << SNDRV_PCM_FORMAT_S24_3BE) -#define SNDRV_PCM_FMTBIT_U24_3BE (1ULL << SNDRV_PCM_FORMAT_U24_3BE) -#define SNDRV_PCM_FMTBIT_S20_3LE (1ULL << SNDRV_PCM_FORMAT_S20_3LE) -#define SNDRV_PCM_FMTBIT_U20_3LE (1ULL << SNDRV_PCM_FORMAT_U20_3LE) -#define SNDRV_PCM_FMTBIT_S20_3BE (1ULL << SNDRV_PCM_FORMAT_S20_3BE) -#define SNDRV_PCM_FMTBIT_U20_3BE (1ULL << SNDRV_PCM_FORMAT_U20_3BE) -#define SNDRV_PCM_FMTBIT_S18_3LE (1ULL << SNDRV_PCM_FORMAT_S18_3LE) -#define SNDRV_PCM_FMTBIT_U18_3LE (1ULL << SNDRV_PCM_FORMAT_U18_3LE) -#define SNDRV_PCM_FMTBIT_S18_3BE (1ULL << SNDRV_PCM_FORMAT_S18_3BE) -#define SNDRV_PCM_FMTBIT_U18_3BE (1ULL << SNDRV_PCM_FORMAT_U18_3BE) -#define SNDRV_PCM_FMTBIT_G723_24 (1ULL << SNDRV_PCM_FORMAT_G723_24) -#define SNDRV_PCM_FMTBIT_G723_24_1B (1ULL << SNDRV_PCM_FORMAT_G723_24_1B) -#define SNDRV_PCM_FMTBIT_G723_40 (1ULL << SNDRV_PCM_FORMAT_G723_40) -#define SNDRV_PCM_FMTBIT_G723_40_1B (1ULL << SNDRV_PCM_FORMAT_G723_40_1B) +#define _SNDRV_PCM_FMTBIT(fmt) (1ULL << (__force int)SNDRV_PCM_FORMAT_##fmt) +#define SNDRV_PCM_FMTBIT_S8 _SNDRV_PCM_FMTBIT(S8) +#define SNDRV_PCM_FMTBIT_U8 _SNDRV_PCM_FMTBIT(U8) +#define SNDRV_PCM_FMTBIT_S16_LE _SNDRV_PCM_FMTBIT(S16_LE) +#define SNDRV_PCM_FMTBIT_S16_BE _SNDRV_PCM_FMTBIT(S16_BE) +#define SNDRV_PCM_FMTBIT_U16_LE _SNDRV_PCM_FMTBIT(U16_LE) +#define SNDRV_PCM_FMTBIT_U16_BE _SNDRV_PCM_FMTBIT(U16_BE) +#define SNDRV_PCM_FMTBIT_S24_LE _SNDRV_PCM_FMTBIT(S24_LE) +#define SNDRV_PCM_FMTBIT_S24_BE _SNDRV_PCM_FMTBIT(S24_BE) +#define SNDRV_PCM_FMTBIT_U24_LE _SNDRV_PCM_FMTBIT(U24_LE) +#define SNDRV_PCM_FMTBIT_U24_BE _SNDRV_PCM_FMTBIT(U24_BE) +#define SNDRV_PCM_FMTBIT_S32_LE _SNDRV_PCM_FMTBIT(S32_LE) +#define SNDRV_PCM_FMTBIT_S32_BE _SNDRV_PCM_FMTBIT(S32_BE) +#define SNDRV_PCM_FMTBIT_U32_LE _SNDRV_PCM_FMTBIT(U32_LE) +#define SNDRV_PCM_FMTBIT_U32_BE _SNDRV_PCM_FMTBIT(U32_BE) +#define SNDRV_PCM_FMTBIT_FLOAT_LE _SNDRV_PCM_FMTBIT(FLOAT_LE) +#define SNDRV_PCM_FMTBIT_FLOAT_BE _SNDRV_PCM_FMTBIT(FLOAT_BE) +#define SNDRV_PCM_FMTBIT_FLOAT64_LE _SNDRV_PCM_FMTBIT(FLOAT64_LE) +#define SNDRV_PCM_FMTBIT_FLOAT64_BE _SNDRV_PCM_FMTBIT(FLOAT64_BE) +#define SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE _SNDRV_PCM_FMTBIT(IEC958_SUBFRAME_LE) +#define SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_BE _SNDRV_PCM_FMTBIT(IEC958_SUBFRAME_BE) +#define SNDRV_PCM_FMTBIT_MU_LAW _SNDRV_PCM_FMTBIT(MU_LAW) +#define SNDRV_PCM_FMTBIT_A_LAW _SNDRV_PCM_FMTBIT(A_LAW) +#define SNDRV_PCM_FMTBIT_IMA_ADPCM _SNDRV_PCM_FMTBIT(IMA_ADPCM) +#define SNDRV_PCM_FMTBIT_MPEG _SNDRV_PCM_FMTBIT(MPEG) +#define SNDRV_PCM_FMTBIT_GSM _SNDRV_PCM_FMTBIT(GSM) +#define SNDRV_PCM_FMTBIT_SPECIAL _SNDRV_PCM_FMTBIT(SPECIAL) +#define SNDRV_PCM_FMTBIT_S24_3LE _SNDRV_PCM_FMTBIT(S24_3LE) +#define SNDRV_PCM_FMTBIT_U24_3LE _SNDRV_PCM_FMTBIT(U24_3LE) +#define SNDRV_PCM_FMTBIT_S24_3BE _SNDRV_PCM_FMTBIT(S24_3BE) +#define SNDRV_PCM_FMTBIT_U24_3BE _SNDRV_PCM_FMTBIT(U24_3BE) +#define SNDRV_PCM_FMTBIT_S20_3LE _SNDRV_PCM_FMTBIT(S20_3LE) +#define SNDRV_PCM_FMTBIT_U20_3LE _SNDRV_PCM_FMTBIT(U20_3LE) +#define SNDRV_PCM_FMTBIT_S20_3BE _SNDRV_PCM_FMTBIT(S20_3BE) +#define SNDRV_PCM_FMTBIT_U20_3BE _SNDRV_PCM_FMTBIT(U20_3BE) +#define SNDRV_PCM_FMTBIT_S18_3LE _SNDRV_PCM_FMTBIT(S18_3LE) +#define SNDRV_PCM_FMTBIT_U18_3LE _SNDRV_PCM_FMTBIT(U18_3LE) +#define SNDRV_PCM_FMTBIT_S18_3BE _SNDRV_PCM_FMTBIT(S18_3BE) +#define SNDRV_PCM_FMTBIT_U18_3BE _SNDRV_PCM_FMTBIT(U18_3BE) +#define SNDRV_PCM_FMTBIT_G723_24 _SNDRV_PCM_FMTBIT(G723_24) +#define SNDRV_PCM_FMTBIT_G723_24_1B _SNDRV_PCM_FMTBIT(G723_24_1B) +#define SNDRV_PCM_FMTBIT_G723_40 _SNDRV_PCM_FMTBIT(G723_40) +#define SNDRV_PCM_FMTBIT_G723_40_1B _SNDRV_PCM_FMTBIT(G723_40_1B) #ifdef SNDRV_LITTLE_ENDIAN #define SNDRV_PCM_FMTBIT_S16 SNDRV_PCM_FMTBIT_S16_LE @@ -297,6 +298,7 @@ struct snd_pcm_runtime { unsigned int info; unsigned int rate_num; unsigned int rate_den; + unsigned int no_period_wakeup: 1; /* -- SW params -- */ int tstamp_mode; /* mmap timestamp is updated */ @@ -489,7 +491,7 @@ int snd_pcm_info_user(struct snd_pcm_substream *substream, int snd_pcm_status(struct snd_pcm_substream *substream, struct snd_pcm_status *status); int snd_pcm_start(struct snd_pcm_substream *substream); -int snd_pcm_stop(struct snd_pcm_substream *substream, int status); +int snd_pcm_stop(struct snd_pcm_substream *substream, snd_pcm_state_t status); int snd_pcm_drain_done(struct snd_pcm_substream *substream); #ifdef CONFIG_PM int snd_pcm_suspend(struct snd_pcm_substream *substream); @@ -747,8 +749,8 @@ static inline const struct snd_interval *hw_param_interval_c(const struct snd_pc return ¶ms->intervals[var - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL]; } -#define params_access(p) snd_mask_min(hw_param_mask((p), SNDRV_PCM_HW_PARAM_ACCESS)) -#define params_format(p) snd_mask_min(hw_param_mask((p), SNDRV_PCM_HW_PARAM_FORMAT)) +#define params_access(p) ((__force snd_pcm_access_t)snd_mask_min(hw_param_mask((p), SNDRV_PCM_HW_PARAM_ACCESS))) +#define params_format(p) ((__force snd_pcm_format_t)snd_mask_min(hw_param_mask((p), SNDRV_PCM_HW_PARAM_FORMAT))) #define params_subformat(p) snd_mask_min(hw_param_mask((p), SNDRV_PCM_HW_PARAM_SUBFORMAT)) #define params_channels(p) hw_param_interval((p), SNDRV_PCM_HW_PARAM_CHANNELS)->min #define params_rate(p) hw_param_interval((p), SNDRV_PCM_HW_PARAM_RATE)->min @@ -1029,9 +1031,7 @@ int snd_pcm_lib_mmap_iomem(struct snd_pcm_substream *substream, struct vm_area_s #define snd_pcm_lib_mmap_iomem NULL #endif -int snd_pcm_lib_mmap_noncached(struct snd_pcm_substream *substream, - struct vm_area_struct *area); -#define snd_pcm_lib_mmap_vmalloc snd_pcm_lib_mmap_noncached +#define snd_pcm_lib_mmap_vmalloc NULL static inline void snd_pcm_limit_isa_dma_size(int dma, size_t *max) { diff --git a/include/sound/sh_fsi.h b/include/sound/sh_fsi.h index fa60cbda90a4..9a155f9d0a12 100644 --- a/include/sound/sh_fsi.h +++ b/include/sound/sh_fsi.h @@ -15,67 +15,29 @@ #define FSI_PORT_A 0 #define FSI_PORT_B 1 -/* flags format - - * 0xABCDEEFF - * - * A: channel size for TDM (input) - * B: channel size for TDM (ooutput) - * C: inversion - * D: mode - * E: input format - * F: output format - */ - #include <linux/clk.h> #include <sound/soc.h> -/* TDM channel */ -#define SH_FSI_SET_CH_I(x) ((x & 0xF) << 28) -#define SH_FSI_SET_CH_O(x) ((x & 0xF) << 24) - -#define SH_FSI_CH_IMASK 0xF0000000 -#define SH_FSI_CH_OMASK 0x0F000000 -#define SH_FSI_GET_CH_I(x) ((x & SH_FSI_CH_IMASK) >> 28) -#define SH_FSI_GET_CH_O(x) ((x & SH_FSI_CH_OMASK) >> 24) - -/* clock inversion */ -#define SH_FSI_INVERSION_MASK 0x00F00000 -#define SH_FSI_LRM_INV (1 << 20) -#define SH_FSI_BRM_INV (1 << 21) -#define SH_FSI_LRS_INV (1 << 22) -#define SH_FSI_BRS_INV (1 << 23) - -/* mode */ -#define SH_FSI_MODE_MASK 0x000F0000 -#define SH_FSI_IN_SLAVE_MODE (1 << 16) /* default master mode */ -#define SH_FSI_OUT_SLAVE_MODE (1 << 17) /* default master mode */ - -/* DI format */ -#define SH_FSI_FMT_MASK 0x000000FF -#define SH_FSI_IFMT(x) (((SH_FSI_FMT_ ## x) & SH_FSI_FMT_MASK) << 8) -#define SH_FSI_OFMT(x) (((SH_FSI_FMT_ ## x) & SH_FSI_FMT_MASK) << 0) -#define SH_FSI_GET_IFMT(x) ((x >> 8) & SH_FSI_FMT_MASK) -#define SH_FSI_GET_OFMT(x) ((x >> 0) & SH_FSI_FMT_MASK) - -#define SH_FSI_FMT_MONO 0 -#define SH_FSI_FMT_MONO_DELAY 1 -#define SH_FSI_FMT_PCM 2 -#define SH_FSI_FMT_I2S 3 -#define SH_FSI_FMT_TDM 4 -#define SH_FSI_FMT_TDM_DELAY 5 -#define SH_FSI_FMT_SPDIF 6 - +/* + * flags format + * + * 0x000000BA + * + * A: inversion + * B: format mode + */ -#define SH_FSI_IFMT_TDM_CH(x) \ - (SH_FSI_IFMT(TDM) | SH_FSI_SET_CH_I(x)) -#define SH_FSI_IFMT_TDM_DELAY_CH(x) \ - (SH_FSI_IFMT(TDM_DELAY) | SH_FSI_SET_CH_I(x)) +/* A: clock inversion */ +#define SH_FSI_INVERSION_MASK 0x0000000F +#define SH_FSI_LRM_INV (1 << 0) +#define SH_FSI_BRM_INV (1 << 1) +#define SH_FSI_LRS_INV (1 << 2) +#define SH_FSI_BRS_INV (1 << 3) -#define SH_FSI_OFMT_TDM_CH(x) \ - (SH_FSI_OFMT(TDM) | SH_FSI_SET_CH_O(x)) -#define SH_FSI_OFMT_TDM_DELAY_CH(x) \ - (SH_FSI_OFMT(TDM_DELAY) | SH_FSI_SET_CH_O(x)) +/* B: format mode */ +#define SH_FSI_FMT_MASK 0x000000F0 +#define SH_FSI_FMT_DAI (0 << 4) +#define SH_FSI_FMT_SPDIF (1 << 4) /* @@ -85,7 +47,9 @@ * ACK_MD (FSI2) * CKG1 (FSI) * - * err: return value < 0 + * err : return value < 0 + * no change : return value == 0 + * change xMD : return value > 0 * * 0x-00000AB * @@ -111,7 +75,7 @@ struct sh_fsi_platform_info { unsigned long porta_flags; unsigned long portb_flags; - int (*set_rate)(int is_porta, int rate); /* for master mode */ + int (*set_rate)(struct device *dev, int is_porta, int rate, int enable); }; #endif /* __SOUND_FSI_H */ diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index e7b680248006..1bafe95dcf41 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -16,8 +16,6 @@ #include <linux/list.h> -#include <sound/soc.h> - struct snd_pcm_substream; /* @@ -205,7 +203,7 @@ struct snd_soc_dai_driver { int (*resume)(struct snd_soc_dai *dai); /* ops */ - struct snd_soc_dai_ops *ops; + const struct snd_soc_dai_ops *ops; /* DAI capabilities */ struct snd_soc_pcm_stream capture; diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h index 8fd3b41b763f..f72c1039a6fb 100644 --- a/include/sound/soc-dapm.h +++ b/include/sound/soc-dapm.h @@ -16,7 +16,6 @@ #include <linux/device.h> #include <linux/types.h> #include <sound/control.h> -#include <sound/soc.h> /* widget has no PM register bit */ #define SND_SOC_NOPM -1 @@ -24,7 +23,7 @@ /* * SoC dynamic audio power management * - * We can have upto 4 power domains + * We can have up to 4 power domains * 1. Codec domain - VREF, VMID * Usually controlled at codec probe/remove, although can be set * at stream time if power is not needed for sidetone, etc. @@ -46,25 +45,25 @@ /* platform domain */ #define SND_SOC_DAPM_INPUT(wname) \ { .id = snd_soc_dapm_input, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0} + .num_kcontrols = 0, .reg = SND_SOC_NOPM } #define SND_SOC_DAPM_OUTPUT(wname) \ { .id = snd_soc_dapm_output, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0} + .num_kcontrols = 0, .reg = SND_SOC_NOPM } #define SND_SOC_DAPM_MIC(wname, wevent) \ { .id = snd_soc_dapm_mic, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0, .event = wevent, \ + .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD} #define SND_SOC_DAPM_HP(wname, wevent) \ { .id = snd_soc_dapm_hp, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0, .event = wevent, \ + .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} #define SND_SOC_DAPM_SPK(wname, wevent) \ { .id = snd_soc_dapm_spk, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0, .event = wevent, \ + .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} #define SND_SOC_DAPM_LINE(wname, wevent) \ { .id = snd_soc_dapm_line, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0, .event = wevent, \ + .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD} /* path domain */ @@ -72,6 +71,10 @@ wcontrols, wncontrols) \ { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols} +#define SND_SOC_DAPM_OUT_DRV(wname, wreg, wshift, winvert,\ + wcontrols, wncontrols) \ +{ .id = snd_soc_dapm_out_drv, .name = wname, .reg = wreg, .shift = wshift, \ + .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols} #define SND_SOC_DAPM_MIXER(wname, wreg, wshift, winvert, \ wcontrols, wncontrols)\ { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ @@ -90,6 +93,9 @@ #define SND_SOC_DAPM_MUX(wname, wreg, wshift, winvert, wcontrols) \ { .id = snd_soc_dapm_mux, .name = wname, .reg = wreg, .shift = wshift, \ .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1} +#define SND_SOC_DAPM_VIRT_MUX(wname, wreg, wshift, winvert, wcontrols) \ +{ .id = snd_soc_dapm_virt_mux, .name = wname, .reg = wreg, .shift = wshift, \ + .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1} #define SND_SOC_DAPM_VALUE_MUX(wname, wreg, wshift, winvert, wcontrols) \ { .id = snd_soc_dapm_value_mux, .name = wname, .reg = wreg, \ .shift = wshift, .invert = winvert, .kcontrols = wcontrols, \ @@ -116,6 +122,11 @@ { .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols, \ .event = wevent, .event_flags = wflags} +#define SND_SOC_DAPM_OUT_DRV_E(wname, wreg, wshift, winvert, wcontrols, \ + wncontrols, wevent, wflags) \ +{ .id = snd_soc_dapm_out_drv, .name = wname, .reg = wreg, .shift = wshift, \ + .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = wncontrols, \ + .event = wevent, .event_flags = wflags} #define SND_SOC_DAPM_MIXER_E(wname, wreg, wshift, winvert, wcontrols, \ wncontrols, wevent, wflags) \ { .id = snd_soc_dapm_mixer, .name = wname, .reg = wreg, .shift = wshift, \ @@ -140,6 +151,23 @@ { .id = snd_soc_dapm_mux, .name = wname, .reg = wreg, .shift = wshift, \ .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1, \ .event = wevent, .event_flags = wflags} +#define SND_SOC_DAPM_VIRT_MUX_E(wname, wreg, wshift, winvert, wcontrols, \ + wevent, wflags) \ +{ .id = snd_soc_dapm_virt_mux, .name = wname, .reg = wreg, .shift = wshift, \ + .invert = winvert, .kcontrols = wcontrols, .num_kcontrols = 1, \ + .event = wevent, .event_flags = wflags} + +/* additional sequencing control within an event type */ +#define SND_SOC_DAPM_PGA_S(wname, wsubseq, wreg, wshift, winvert, \ + wevent, wflags) \ +{ .id = snd_soc_dapm_pga, .name = wname, .reg = wreg, .shift = wshift, \ + .invert = winvert, .event = wevent, .event_flags = wflags, \ + .subseq = wsubseq} +#define SND_SOC_DAPM_SUPPLY_S(wname, wsubseq, wreg, wshift, winvert, wevent, \ + wflags) \ +{ .id = snd_soc_dapm_supply, .name = wname, .reg = wreg, \ + .shift = wshift, .invert = winvert, .event = wevent, \ + .event_flags = wflags, .subseq = wsubseq} /* Simplified versions of above macros, assuming wncontrols = ARRAY_SIZE(wcontrols) */ #define SOC_PGA_E_ARRAY(wname, wreg, wshift, winvert, wcontrols, \ @@ -161,11 +189,11 @@ /* events that are pre and post DAPM */ #define SND_SOC_DAPM_PRE(wname, wevent) \ { .id = snd_soc_dapm_pre, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0, .event = wevent, \ + .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD} #define SND_SOC_DAPM_POST(wname, wevent) \ { .id = snd_soc_dapm_post, .name = wname, .kcontrols = NULL, \ - .num_kcontrols = 0, .event = wevent, \ + .num_kcontrols = 0, .reg = SND_SOC_NOPM, .event = wevent, \ .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD} /* stream domain */ @@ -219,13 +247,6 @@ .info = snd_soc_info_volsw, \ .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } -#define SOC_DAPM_DOUBLE(xname, reg, shift_left, shift_right, max, invert, \ - power) \ -{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ - .info = snd_soc_info_volsw, \ - .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ - .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) |\ - ((max) << 16) | ((invert) << 24) } #define SOC_DAPM_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ .info = snd_soc_info_volsw, \ @@ -233,15 +254,6 @@ .tlv.p = (tlv_array), \ .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) } -#define SOC_DAPM_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, \ - power, tlv_array) \ -{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ - .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | SNDRV_CTL_ELEM_ACCESS_READWRITE,\ - .tlv.p = (tlv_array), \ - .info = snd_soc_info_volsw, \ - .get = snd_soc_dapm_get_volsw, .put = snd_soc_dapm_put_volsw, \ - .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) |\ - ((max) << 16) | ((invert) << 24) } #define SOC_DAPM_ENUM(xname, xenum) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ .info = snd_soc_info_enum_double, \ @@ -297,6 +309,7 @@ enum snd_soc_dapm_type; struct snd_soc_dapm_path; struct snd_soc_dapm_pin; struct snd_soc_dapm_route; +struct snd_soc_dapm_context; int dapm_reg_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); @@ -324,16 +337,16 @@ int snd_soc_dapm_get_pin_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *uncontrol); int snd_soc_dapm_put_pin_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *uncontrol); -int snd_soc_dapm_new_control(struct snd_soc_codec *codec, +int snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_widget *widget); -int snd_soc_dapm_new_controls(struct snd_soc_codec *codec, +int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_widget *widget, int num); /* dapm path setup */ -int snd_soc_dapm_new_widgets(struct snd_soc_codec *codec); -void snd_soc_dapm_free(struct snd_soc_codec *codec); -int snd_soc_dapm_add_routes(struct snd_soc_codec *codec, +int snd_soc_dapm_new_widgets(struct snd_soc_dapm_context *dapm); +void snd_soc_dapm_free(struct snd_soc_dapm_context *dapm); +int snd_soc_dapm_add_routes(struct snd_soc_dapm_context *dapm, const struct snd_soc_dapm_route *route, int num); /* dapm events */ @@ -343,27 +356,33 @@ void snd_soc_dapm_shutdown(struct snd_soc_card *card); /* dapm sys fs - used by the core */ int snd_soc_dapm_sys_add(struct device *dev); -void snd_soc_dapm_debugfs_init(struct snd_soc_codec *codec); +void snd_soc_dapm_debugfs_init(struct snd_soc_dapm_context *dapm); /* dapm audio pin control and status */ -int snd_soc_dapm_enable_pin(struct snd_soc_codec *codec, const char *pin); -int snd_soc_dapm_disable_pin(struct snd_soc_codec *codec, const char *pin); -int snd_soc_dapm_nc_pin(struct snd_soc_codec *codec, const char *pin); -int snd_soc_dapm_get_pin_status(struct snd_soc_codec *codec, const char *pin); -int snd_soc_dapm_sync(struct snd_soc_codec *codec); -int snd_soc_dapm_force_enable_pin(struct snd_soc_codec *codec, +int snd_soc_dapm_enable_pin(struct snd_soc_dapm_context *dapm, + const char *pin); +int snd_soc_dapm_disable_pin(struct snd_soc_dapm_context *dapm, + const char *pin); +int snd_soc_dapm_nc_pin(struct snd_soc_dapm_context *dapm, const char *pin); +int snd_soc_dapm_get_pin_status(struct snd_soc_dapm_context *dapm, + const char *pin); +int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm); +int snd_soc_dapm_force_enable_pin(struct snd_soc_dapm_context *dapm, const char *pin); -int snd_soc_dapm_ignore_suspend(struct snd_soc_codec *codec, const char *pin); +int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm, + const char *pin); /* dapm widget types */ enum snd_soc_dapm_type { snd_soc_dapm_input = 0, /* input pin */ snd_soc_dapm_output, /* output pin */ snd_soc_dapm_mux, /* selects 1 analog signal from many inputs */ + snd_soc_dapm_virt_mux, /* virtual version of snd_soc_dapm_mux */ snd_soc_dapm_value_mux, /* selects 1 analog signal from many inputs */ snd_soc_dapm_mixer, /* mixes several analog signals together */ snd_soc_dapm_mixer_named_ctl, /* mixer with named controls */ snd_soc_dapm_pga, /* programmable gain/attenuation (volume) */ + snd_soc_dapm_out_drv, /* output driver */ snd_soc_dapm_adc, /* analog to digital converter */ snd_soc_dapm_dac, /* digital to analog converter */ snd_soc_dapm_micbias, /* microphone bias (power) */ @@ -425,6 +444,7 @@ struct snd_soc_dapm_widget { char *sname; /* stream name */ struct snd_soc_codec *codec; struct list_head list; + struct snd_soc_dapm_context *dapm; /* dapm control */ short reg; /* negative reg = no direct dapm */ @@ -442,6 +462,7 @@ struct snd_soc_dapm_widget { unsigned char ext:1; /* has external widgets */ unsigned char force:1; /* force state */ unsigned char ignore_suspend:1; /* kept enabled over suspend */ + int subseq; /* sort within widget type */ int (*power_check)(struct snd_soc_dapm_widget *w); @@ -461,4 +482,38 @@ struct snd_soc_dapm_widget { struct list_head power_list; }; +struct snd_soc_dapm_update { + struct snd_soc_dapm_widget *widget; + struct snd_kcontrol *kcontrol; + int reg; + int mask; + int val; +}; + +/* DAPM context */ +struct snd_soc_dapm_context { + int n_widgets; /* number of widgets in this context */ + enum snd_soc_bias_level bias_level; + enum snd_soc_bias_level suspend_bias_level; + struct delayed_work delayed_work; + unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */ + + struct snd_soc_dapm_update *update; + + void (*seq_notifier)(struct snd_soc_dapm_context *, + enum snd_soc_dapm_type, int); + + struct device *dev; /* from parent - for debug */ + struct snd_soc_codec *codec; /* parent codec */ + struct snd_soc_card *card; /* parent card */ + + /* used during DAPM updates */ + int dev_power; + struct list_head list; + +#ifdef CONFIG_DEBUG_FS + struct dentry *debugfs_dapm; +#endif +}; + #endif diff --git a/include/sound/soc.h b/include/sound/soc.h index 5c3bce83f28a..bfa4836ea107 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -222,10 +222,8 @@ enum snd_soc_bias_level { struct snd_jack; struct snd_soc_card; -struct snd_soc_device; struct snd_soc_pcm_stream; struct snd_soc_ops; -struct snd_soc_dai_mode; struct snd_soc_pcm_runtime; struct snd_soc_dai; struct snd_soc_dai_driver; @@ -235,9 +233,11 @@ struct snd_soc_platform_driver; struct snd_soc_codec; struct snd_soc_codec_driver; struct soc_enum; -struct snd_soc_ac97_ops; struct snd_soc_jack; +struct snd_soc_jack_zone; struct snd_soc_jack_pin; +struct snd_soc_cache_ops; +#include <sound/soc-dapm.h> #ifdef CONFIG_GPIOLIB struct snd_soc_jack_gpio; @@ -253,17 +253,45 @@ enum snd_soc_control_type { SND_SOC_SPI, }; +enum snd_soc_compress_type { + SND_SOC_FLAT_COMPRESSION = 1, + SND_SOC_LZO_COMPRESSION, + SND_SOC_RBTREE_COMPRESSION +}; + +int snd_soc_codec_set_sysclk(struct snd_soc_codec *codec, int clk_id, + unsigned int freq, int dir); +int snd_soc_codec_set_pll(struct snd_soc_codec *codec, int pll_id, int source, + unsigned int freq_in, unsigned int freq_out); + +int snd_soc_register_card(struct snd_soc_card *card); +int snd_soc_unregister_card(struct snd_soc_card *card); +int snd_soc_suspend(struct device *dev); +int snd_soc_resume(struct device *dev); +int snd_soc_poweroff(struct device *dev); int snd_soc_register_platform(struct device *dev, struct snd_soc_platform_driver *platform_drv); void snd_soc_unregister_platform(struct device *dev); int snd_soc_register_codec(struct device *dev, - struct snd_soc_codec_driver *codec_drv, + const struct snd_soc_codec_driver *codec_drv, struct snd_soc_dai_driver *dai_drv, int num_dai); void snd_soc_unregister_codec(struct device *dev); -int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, int reg); +int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, + unsigned int reg); int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec, int addr_bits, int data_bits, enum snd_soc_control_type control); +int snd_soc_cache_sync(struct snd_soc_codec *codec); +int snd_soc_cache_init(struct snd_soc_codec *codec); +int snd_soc_cache_exit(struct snd_soc_codec *codec); +int snd_soc_cache_write(struct snd_soc_codec *codec, + unsigned int reg, unsigned int value); +int snd_soc_cache_read(struct snd_soc_codec *codec, + unsigned int reg, unsigned int *value); +int snd_soc_default_volatile_register(struct snd_soc_codec *codec, + unsigned int reg); +int snd_soc_default_readable_register(struct snd_soc_codec *codec, + unsigned int reg); /* Utility functions to get clock rates from various things */ int snd_soc_calc_frame_size(int sample_size, int channels, int tdm_slots); @@ -285,6 +313,9 @@ void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, struct notifier_block *nb); void snd_soc_jack_notifier_unregister(struct snd_soc_jack *jack, struct notifier_block *nb); +int snd_soc_jack_add_zones(struct snd_soc_jack *jack, int count, + struct snd_soc_jack_zone *zones); +int snd_soc_jack_get_type(struct snd_soc_jack *jack, int micbias_voltage); #ifdef CONFIG_GPIOLIB int snd_soc_jack_add_gpios(struct snd_soc_jack *jack, int count, struct snd_soc_jack_gpio *gpios); @@ -309,7 +340,8 @@ void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); *Controls */ struct snd_kcontrol *snd_soc_cnew(const struct snd_kcontrol_new *_template, - void *data, char *long_name); + void *data, char *long_name, + const char *prefix); int snd_soc_add_controls(struct snd_soc_codec *codec, const struct snd_kcontrol_new *controls, int num_controls); int snd_soc_info_enum_double(struct snd_kcontrol *kcontrol, @@ -355,6 +387,22 @@ int snd_soc_put_volsw_2r_sx(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); /** + * struct snd_soc_reg_access - Describes whether a given register is + * readable, writable or volatile. + * + * @reg: the register number + * @read: whether this register is readable + * @write: whether this register is writable + * @vol: whether this register is volatile + */ +struct snd_soc_reg_access { + u16 reg; + u16 read; + u16 write; + u16 vol; +}; + +/** * struct snd_soc_jack_pin - Describes a pin to update based on jack detection * * @pin: name of the pin to update @@ -369,6 +417,24 @@ struct snd_soc_jack_pin { }; /** + * struct snd_soc_jack_zone - Describes voltage zones of jack detection + * + * @min_mv: start voltage in mv + * @max_mv: end voltage in mv + * @jack_type: type of jack that is expected for this voltage + * @debounce_time: debounce_time for jack, codec driver should wait for this + * duration before reading the adc for voltages + * @:list: list container + */ +struct snd_soc_jack_zone { + unsigned int min_mv; + unsigned int max_mv; + unsigned int jack_type; + unsigned int debounce_time; + struct list_head list; +}; + +/** * struct snd_soc_jack_gpio - Describes a gpio pin for jack detection * * @gpio: gpio number @@ -376,6 +442,10 @@ struct snd_soc_jack_pin { * @report: value to report when jack detected * @invert: report presence in low state * @debouce_time: debouce time in ms + * @wake: enable as wake source + * @jack_status_check: callback function which overrides the detection + * to provide more complex checks (eg, reading an + * ADC). */ #ifdef CONFIG_GPIOLIB struct snd_soc_jack_gpio { @@ -384,6 +454,8 @@ struct snd_soc_jack_gpio { int report; int invert; int debounce_time; + bool wake; + struct snd_soc_jack *jack; struct delayed_work work; @@ -397,6 +469,7 @@ struct snd_soc_jack { struct list_head pins; int status; struct blocking_notifier_head notifier; + struct list_head jack_zones; }; /* SoC PCM stream information */ @@ -420,49 +493,67 @@ struct snd_soc_ops { int (*trigger)(struct snd_pcm_substream *, int); }; +/* SoC cache ops */ +struct snd_soc_cache_ops { + const char *name; + enum snd_soc_compress_type id; + int (*init)(struct snd_soc_codec *codec); + int (*exit)(struct snd_soc_codec *codec); + int (*read)(struct snd_soc_codec *codec, unsigned int reg, + unsigned int *value); + int (*write)(struct snd_soc_codec *codec, unsigned int reg, + unsigned int value); + int (*sync)(struct snd_soc_codec *codec); +}; + /* SoC Audio Codec device */ struct snd_soc_codec { const char *name; + const char *name_prefix; int id; struct device *dev; - struct snd_soc_codec_driver *driver; + const struct snd_soc_codec_driver *driver; struct mutex mutex; struct snd_soc_card *card; struct list_head list; struct list_head card_list; int num_dai; + enum snd_soc_compress_type compress_type; + size_t reg_size; /* reg_cache_size * reg_word_size */ + int (*volatile_register)(struct snd_soc_codec *, unsigned int); + int (*readable_register)(struct snd_soc_codec *, unsigned int); /* runtime */ struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ unsigned int active; - unsigned int idle_bias_off:1; /* Use BIAS_OFF instead of STANDBY */ - unsigned int cache_only:1; /* Suppress writes to hardware */ - unsigned int cache_sync:1; /* Cache needs to be synced to hardware */ + unsigned int cache_bypass:1; /* Suppress access to the cache */ unsigned int suspended:1; /* Codec is in suspend PM state */ unsigned int probed:1; /* Codec has been probed */ unsigned int ac97_registered:1; /* Codec has been AC97 registered */ unsigned int ac97_created:1; /* Codec has been created by SoC */ unsigned int sysfs_registered:1; /* codec has been sysfs registered */ + unsigned int cache_init:1; /* codec cache has been initialized */ + u32 cache_only; /* Suppress writes to hardware */ + u32 cache_sync; /* Cache needs to be synced to hardware */ /* codec IO */ void *control_data; /* codec control (i2c/3wire) data */ hw_write_t hw_write; unsigned int (*hw_read)(struct snd_soc_codec *, unsigned int); + unsigned int (*read)(struct snd_soc_codec *, unsigned int); + int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); void *reg_cache; + const void *reg_def_copy; + const struct snd_soc_cache_ops *cache_ops; + struct mutex cache_rw_mutex; /* dapm */ - u32 pop_time; - struct list_head dapm_widgets; - struct list_head dapm_paths; - enum snd_soc_bias_level bias_level; - enum snd_soc_bias_level suspend_bias_level; - struct delayed_work delayed_work; + struct snd_soc_dapm_context dapm; #ifdef CONFIG_DEBUG_FS struct dentry *debugfs_codec_root; struct dentry *debugfs_reg; - struct dentry *debugfs_pop_time; struct dentry *debugfs_dapm; #endif }; @@ -477,21 +568,39 @@ struct snd_soc_codec_driver { pm_message_t state); int (*resume)(struct snd_soc_codec *); + /* Default DAPM setup, added after probe() is run */ + const struct snd_soc_dapm_widget *dapm_widgets; + int num_dapm_widgets; + const struct snd_soc_dapm_route *dapm_routes; + int num_dapm_routes; + + /* codec wide operations */ + int (*set_sysclk)(struct snd_soc_codec *codec, + int clk_id, unsigned int freq, int dir); + int (*set_pll)(struct snd_soc_codec *codec, int pll_id, int source, + unsigned int freq_in, unsigned int freq_out); + /* codec IO */ unsigned int (*read)(struct snd_soc_codec *, unsigned int); int (*write)(struct snd_soc_codec *, unsigned int, unsigned int); int (*display_register)(struct snd_soc_codec *, char *, size_t, unsigned int); - int (*volatile_register)(unsigned int); - int (*readable_register)(unsigned int); + int (*volatile_register)(struct snd_soc_codec *, unsigned int); + int (*readable_register)(struct snd_soc_codec *, unsigned int); short reg_cache_size; short reg_cache_step; short reg_word_size; const void *reg_cache_default; + short reg_access_size; + const struct snd_soc_reg_access *reg_access_default; + enum snd_soc_compress_type compress_type; /* codec bias level */ int (*set_bias_level)(struct snd_soc_codec *, enum snd_soc_bias_level level); + + void (*seq_notifier)(struct snd_soc_dapm_context *, + enum snd_soc_dapm_type, int); }; /* SoC platform interface */ @@ -554,6 +663,30 @@ struct snd_soc_dai_link { struct snd_soc_ops *ops; }; +struct snd_soc_codec_conf { + const char *dev_name; + + /* + * optional map of kcontrol, widget and path name prefixes that are + * associated per device + */ + const char *name_prefix; + + /* + * set this to the desired compression type if you want to + * override the one supplied in codec->driver->compress_type + */ + enum snd_soc_compress_type compress_type; +}; + +struct snd_soc_aux_dev { + const char *name; /* Codec name */ + const char *codec_name; /* for multi-codec */ + + /* codec/machine specific init - e.g. add machine controls */ + int (*init)(struct snd_soc_dapm_context *dapm); +}; + /* SoC card */ struct snd_soc_card { const char *name; @@ -566,19 +699,22 @@ struct snd_soc_card { bool instantiated; - int (*probe)(struct platform_device *pdev); - int (*remove)(struct platform_device *pdev); + int (*probe)(struct snd_soc_card *card); + int (*late_probe)(struct snd_soc_card *card); + int (*remove)(struct snd_soc_card *card); /* the pre and post PM functions are used to do any PM work before and * after the codec and DAI's do any PM work. */ - int (*suspend_pre)(struct platform_device *pdev, pm_message_t state); - int (*suspend_post)(struct platform_device *pdev, pm_message_t state); - int (*resume_pre)(struct platform_device *pdev); - int (*resume_post)(struct platform_device *pdev); + int (*suspend_pre)(struct snd_soc_card *card); + int (*suspend_post)(struct snd_soc_card *card); + int (*resume_pre)(struct snd_soc_card *card); + int (*resume_post)(struct snd_soc_card *card); /* callbacks */ int (*set_bias_level)(struct snd_soc_card *, enum snd_soc_bias_level level); + int (*set_bias_level_post)(struct snd_soc_card *, + enum snd_soc_bias_level level); long pmdown_time; @@ -588,12 +724,48 @@ struct snd_soc_card { struct snd_soc_pcm_runtime *rtd; int num_rtd; + /* optional codec specific configuration */ + struct snd_soc_codec_conf *codec_conf; + int num_configs; + + /* + * optional auxiliary devices such as amplifiers or codecs with DAI + * link unused + */ + struct snd_soc_aux_dev *aux_dev; + int num_aux_devs; + struct snd_soc_pcm_runtime *rtd_aux; + int num_aux_rtd; + + /* + * Card-specific routes and widgets. + */ + struct snd_soc_dapm_widget *dapm_widgets; + int num_dapm_widgets; + struct snd_soc_dapm_route *dapm_routes; + int num_dapm_routes; + struct work_struct deferred_resume_work; /* lists of probed devices belonging to this card */ struct list_head codec_dev_list; struct list_head platform_dev_list; struct list_head dai_dev_list; + + struct list_head widgets; + struct list_head paths; + struct list_head dapm_list; + + /* Generic DAPM context for the card */ + struct snd_soc_dapm_context dapm; + +#ifdef CONFIG_DEBUG_FS + struct dentry *debugfs_card_root; + struct dentry *debugfs_pop_time; +#endif + u32 pop_time; + + void *drvdata; }; /* SoC machine DAI configuration, glues a codec and cpu DAI together */ @@ -639,20 +811,23 @@ struct soc_enum { }; /* codec IO */ -static inline unsigned int snd_soc_read(struct snd_soc_codec *codec, - unsigned int reg) +unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg); +unsigned int snd_soc_write(struct snd_soc_codec *codec, + unsigned int reg, unsigned int val); + +/* device driver data */ + +static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card, + void *data) { - return codec->driver->read(codec, reg); + card->drvdata = data; } -static inline unsigned int snd_soc_write(struct snd_soc_codec *codec, - unsigned int reg, unsigned int val) +static inline void *snd_soc_card_get_drvdata(struct snd_soc_card *card) { - return codec->driver->write(codec, reg, val); + return card->drvdata; } -/* device driver data */ - static inline void snd_soc_codec_set_drvdata(struct snd_soc_codec *codec, void *data) { @@ -686,6 +861,22 @@ static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd) return dev_get_drvdata(&rtd->dev); } +static inline void snd_soc_initialize_card_lists(struct snd_soc_card *card) +{ + INIT_LIST_HEAD(&card->dai_dev_list); + INIT_LIST_HEAD(&card->codec_dev_list); + INIT_LIST_HEAD(&card->platform_dev_list); + INIT_LIST_HEAD(&card->widgets); + INIT_LIST_HEAD(&card->paths); + INIT_LIST_HEAD(&card->dapm_list); +} + #include <sound/soc-dai.h> +#ifdef CONFIG_DEBUG_FS +extern struct dentry *snd_soc_debugfs_root; +#endif + +extern const struct dev_pm_ops snd_soc_pm_ops; + #endif diff --git a/include/sound/tlv320aic32x4.h b/include/sound/tlv320aic32x4.h new file mode 100644 index 000000000000..c009f70b4029 --- /dev/null +++ b/include/sound/tlv320aic32x4.h @@ -0,0 +1,31 @@ +/* + * tlv320aic32x4.h -- TLV320AIC32X4 Soc Audio driver platform data + * + * Copyright 2011 Vista Silicon S.L. + * + * Author: Javier Martin <javier.martin@vista-silicon.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _AIC32X4_PDATA_H +#define _AIC32X4_PDATA_H + +#define AIC32X4_PWR_MICBIAS_2075_LDOIN 0x00000001 +#define AIC32X4_PWR_AVDD_DVDD_WEAK_DISABLE 0x00000002 +#define AIC32X4_PWR_AIC32X4_LDO_ENABLE 0x00000004 +#define AIC32X4_PWR_CMMODE_LDOIN_RANGE_18_36 0x00000008 +#define AIC32X4_PWR_CMMODE_HP_LDOIN_POWERED 0x00000010 + +#define AIC32X4_MICPGA_ROUTE_LMIC_IN2R_10K 0x00000001 +#define AIC32X4_MICPGA_ROUTE_RMIC_IN1L_10K 0x00000002 + +struct aic32x4_pdata { + u32 power_cfg; + u32 micpga_routing; + bool swapdacs; +}; + +#endif diff --git a/include/sound/version.h b/include/sound/version.h index bf69a5b7e65f..8fc5321e1ecc 100644 --- a/include/sound/version.h +++ b/include/sound/version.h @@ -1,3 +1,3 @@ /* include/version.h */ -#define CONFIG_SND_VERSION "1.0.23" +#define CONFIG_SND_VERSION "1.0.24" #define CONFIG_SND_DATE "" diff --git a/include/sound/wm8903.h b/include/sound/wm8903.h index b4a0db2307ef..cf7ccb76a8de 100644 --- a/include/sound/wm8903.h +++ b/include/sound/wm8903.h @@ -17,13 +17,9 @@ /* * R6 (0x06) - Mic Bias Control 0 */ -#define WM8903_MICDET_HYST_ENA 0x0080 /* MICDET_HYST_ENA */ -#define WM8903_MICDET_HYST_ENA_MASK 0x0080 /* MICDET_HYST_ENA */ -#define WM8903_MICDET_HYST_ENA_SHIFT 7 /* MICDET_HYST_ENA */ -#define WM8903_MICDET_HYST_ENA_WIDTH 1 /* MICDET_HYST_ENA */ -#define WM8903_MICDET_THR_MASK 0x0070 /* MICDET_THR - [6:4] */ -#define WM8903_MICDET_THR_SHIFT 4 /* MICDET_THR - [6:4] */ -#define WM8903_MICDET_THR_WIDTH 3 /* MICDET_THR - [6:4] */ +#define WM8903_MICDET_THR_MASK 0x0030 /* MICDET_THR - [5:4] */ +#define WM8903_MICDET_THR_SHIFT 4 /* MICDET_THR - [5:4] */ +#define WM8903_MICDET_THR_WIDTH 2 /* MICDET_THR - [5:4] */ #define WM8903_MICSHORT_THR_MASK 0x000C /* MICSHORT_THR - [3:2] */ #define WM8903_MICSHORT_THR_SHIFT 2 /* MICSHORT_THR - [3:2] */ #define WM8903_MICSHORT_THR_WIDTH 2 /* MICSHORT_THR - [3:2] */ @@ -37,6 +33,21 @@ #define WM8903_MICBIAS_ENA_WIDTH 1 /* MICBIAS_ENA */ /* + * WM8903_GPn_FN values + * + * See datasheets for list of valid values per pin + */ +#define WM8903_GPn_FN_GPIO_OUTPUT 0 +#define WM8903_GPn_FN_BCLK 1 +#define WM8903_GPn_FN_IRQ_OUTPT 2 +#define WM8903_GPn_FN_GPIO_INPUT 3 +#define WM8903_GPn_FN_MICBIAS_CURRENT_DETECT 4 +#define WM8903_GPn_FN_MICBIAS_SHORT_DETECT 5 +#define WM8903_GPn_FN_DMIC_LR_CLK_OUTPUT 6 +#define WM8903_GPn_FN_FLL_LOCK_OUTPUT 8 +#define WM8903_GPn_FN_FLL_CLOCK_OUTPUT 9 + +/* * R116 (0x74) - GPIO Control 1 */ #define WM8903_GP1_FN_MASK 0x1F00 /* GP1_FN - [12:8] */ @@ -231,6 +242,8 @@ #define WM8903_GP5_DB_SHIFT 0 /* GP5_DB */ #define WM8903_GP5_DB_WIDTH 1 /* GP5_DB */ +#define WM8903_NUM_GPIO 5 + struct wm8903_platform_data { bool irq_active_low; /* Set if IRQ active low, default high */ @@ -243,7 +256,8 @@ struct wm8903_platform_data { int micdet_delay; /* Delay after microphone detection (ms) */ - u32 gpio_cfg[5]; /* Default register values for GPIO pin mux */ + int gpio_base; + u32 gpio_cfg[WM8903_NUM_GPIO]; /* Default register values for GPIO pin mux */ }; #endif diff --git a/include/sound/wm9081.h b/include/sound/wm9081.h index e173ddbf6bd4..f34b0b1716d8 100644 --- a/include/sound/wm9081.h +++ b/include/sound/wm9081.h @@ -17,9 +17,12 @@ struct wm9081_retune_mobile_setting { u16 config[20]; }; -struct wm9081_retune_mobile_config { - struct wm9081_retune_mobile_setting *configs; - int num_configs; +struct wm9081_pdata { + bool irq_high; /* IRQ is active high */ + bool irq_cmos; /* IRQ is in CMOS mode */ + + struct wm9081_retune_mobile_setting *retune_configs; + int num_retune_configs; }; #endif diff --git a/include/staging/altera.h b/include/staging/altera.h new file mode 100644 index 000000000000..94c0c6181daf --- /dev/null +++ b/include/staging/altera.h @@ -0,0 +1,49 @@ +/* + * altera.h + * + * altera FPGA driver + * + * Copyright (C) Altera Corporation 1998-2001 + * Copyright (C) 2010 NetUP Inc. + * Copyright (C) 2010 Igor M. Liplianin <liplianin@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _ALTERA_H_ +#define _ALTERA_H_ + +struct altera_config { + void *dev; + u8 *action; + int (*jtag_io) (void *dev, int tms, int tdi, int tdo); +}; + +#if defined(CONFIG_ALTERA_STAPL) || \ + (defined(CONFIG_ALTERA_STAPL_MODULE) && defined(MODULE)) + +extern int altera_init(struct altera_config *config, const struct firmware *fw); +#else + +static inline int altera_init(struct altera_config *config, + const struct firmware *fw) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return 0; +} +#endif /* CONFIG_ALTERA_STAPL */ + +#endif /* _ALTERA_H_ */ diff --git a/include/target/configfs_macros.h b/include/target/configfs_macros.h new file mode 100644 index 000000000000..7fe74608b437 --- /dev/null +++ b/include/target/configfs_macros.h @@ -0,0 +1,147 @@ +/* -*- mode: c; c-basic-offset: 8; -*- + * vim: noexpandtab sw=8 ts=8 sts=0: + * + * configfs_macros.h - extends macros for configfs + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public + * License along with this program; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 021110-1307, USA. + * + * Based on sysfs: + * sysfs is Copyright (C) 2001, 2002, 2003 Patrick Mochel + * + * Based on kobject.h: + * Copyright (c) 2002-2003 Patrick Mochel + * Copyright (c) 2002-2003 Open Source Development Labs + * + * configfs Copyright (C) 2005 Oracle. All rights reserved. + * + * Added CONFIGFS_EATTR() macros from original configfs.h macros + * Copright (C) 2008-2009 Nicholas A. Bellinger <nab@linux-iscsi.org> + * + * Please read Documentation/filesystems/configfs.txt before using the + * configfs interface, ESPECIALLY the parts about reference counts and + * item destructors. + */ + +#ifndef _CONFIGFS_MACROS_H_ +#define _CONFIGFS_MACROS_H_ + +#include <linux/configfs.h> + +/* + * Users often need to create attribute structures for their configurable + * attributes, containing a configfs_attribute member and function pointers + * for the show() and store() operations on that attribute. If they don't + * need anything else on the extended attribute structure, they can use + * this macro to define it. The argument _name isends up as + * 'struct _name_attribute, as well as names of to CONFIGFS_ATTR_OPS() below. + * The argument _item is the name of the structure containing the + * struct config_item or struct config_group structure members + */ +#define CONFIGFS_EATTR_STRUCT(_name, _item) \ +struct _name##_attribute { \ + struct configfs_attribute attr; \ + ssize_t (*show)(struct _item *, char *); \ + ssize_t (*store)(struct _item *, const char *, size_t); \ +} + +/* + * With the extended attribute structure, users can use this macro + * (similar to sysfs' __ATTR) to make defining attributes easier. + * An example: + * #define MYITEM_EATTR(_name, _mode, _show, _store) \ + * struct myitem_attribute childless_attr_##_name = \ + * __CONFIGFS_EATTR(_name, _mode, _show, _store) + */ +#define __CONFIGFS_EATTR(_name, _mode, _show, _store) \ +{ \ + .attr = { \ + .ca_name = __stringify(_name), \ + .ca_mode = _mode, \ + .ca_owner = THIS_MODULE, \ + }, \ + .show = _show, \ + .store = _store, \ +} +/* Here is a readonly version, only requiring a show() operation */ +#define __CONFIGFS_EATTR_RO(_name, _show) \ +{ \ + .attr = { \ + .ca_name = __stringify(_name), \ + .ca_mode = 0444, \ + .ca_owner = THIS_MODULE, \ + }, \ + .show = _show, \ +} + +/* + * With these extended attributes, the simple show_attribute() and + * store_attribute() operations need to call the show() and store() of the + * attributes. This is a common pattern, so we provide a macro to define + * them. The argument _name is the name of the attribute defined by + * CONFIGFS_ATTR_STRUCT(). The argument _item is the name of the structure + * containing the struct config_item or struct config_group structure member. + * The argument _item_member is the actual name of the struct config_* struct + * in your _item structure. Meaning my_structure->some_config_group. + * ^^_item^^^^^ ^^_item_member^^^ + * This macro expects the attributes to be named "struct <name>_attribute". + */ +#define CONFIGFS_EATTR_OPS_TO_FUNC(_name, _item, _item_member) \ +static struct _item *to_##_name(struct config_item *ci) \ +{ \ + return (ci) ? container_of(to_config_group(ci), struct _item, \ + _item_member) : NULL; \ +} + +#define CONFIGFS_EATTR_OPS_SHOW(_name, _item) \ +static ssize_t _name##_attr_show(struct config_item *item, \ + struct configfs_attribute *attr, \ + char *page) \ +{ \ + struct _item *_item = to_##_name(item); \ + struct _name##_attribute * _name##_attr = \ + container_of(attr, struct _name##_attribute, attr); \ + ssize_t ret = 0; \ + \ + if (_name##_attr->show) \ + ret = _name##_attr->show(_item, page); \ + return ret; \ +} + +#define CONFIGFS_EATTR_OPS_STORE(_name, _item) \ +static ssize_t _name##_attr_store(struct config_item *item, \ + struct configfs_attribute *attr, \ + const char *page, size_t count) \ +{ \ + struct _item *_item = to_##_name(item); \ + struct _name##_attribute * _name##_attr = \ + container_of(attr, struct _name##_attribute, attr); \ + ssize_t ret = -EINVAL; \ + \ + if (_name##_attr->store) \ + ret = _name##_attr->store(_item, page, count); \ + return ret; \ +} + +#define CONFIGFS_EATTR_OPS(_name, _item, _item_member) \ + CONFIGFS_EATTR_OPS_TO_FUNC(_name, _item, _item_member); \ + CONFIGFS_EATTR_OPS_SHOW(_name, _item); \ + CONFIGFS_EATTR_OPS_STORE(_name, _item); + +#define CONFIGFS_EATTR_OPS_RO(_name, _item, _item_member) \ + CONFIGFS_EATTR_OPS_TO_FUNC(_name, _item, _item_member); \ + CONFIGFS_EATTR_OPS_SHOW(_name, _item); + +#endif /* _CONFIGFS_MACROS_H_ */ diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h new file mode 100644 index 000000000000..1d3b5b2f0dbc --- /dev/null +++ b/include/target/target_core_base.h @@ -0,0 +1,984 @@ +#ifndef TARGET_CORE_BASE_H +#define TARGET_CORE_BASE_H + +#include <linux/in.h> +#include <linux/configfs.h> +#include <linux/dma-mapping.h> +#include <linux/blkdev.h> +#include <scsi/scsi_cmnd.h> +#include <net/sock.h> +#include <net/tcp.h> + +#define TARGET_CORE_MOD_VERSION "v4.0.0-rc7-ml" +#define SHUTDOWN_SIGS (sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGABRT)) + +/* Used by transport_generic_allocate_iovecs() */ +#define TRANSPORT_IOV_DATA_BUFFER 5 +/* Maximum Number of LUNs per Target Portal Group */ +#define TRANSPORT_MAX_LUNS_PER_TPG 256 +/* + * By default we use 32-byte CDBs in TCM Core and subsystem plugin code. + * + * Note that both include/scsi/scsi_cmnd.h:MAX_COMMAND_SIZE and + * include/linux/blkdev.h:BLOCK_MAX_CDB as of v2.6.36-rc4 still use + * 16-byte CDBs by default and require an extra allocation for + * 32-byte CDBs to because of legacy issues. + * + * Within TCM Core there are no such legacy limitiations, so we go ahead + * use 32-byte CDBs by default and use include/scsi/scsi.h:scsi_command_size() + * within all TCM Core and subsystem plugin code. + */ +#define TCM_MAX_COMMAND_SIZE 32 +/* + * From include/scsi/scsi_cmnd.h:SCSI_SENSE_BUFFERSIZE, currently + * defined 96, but the real limit is 252 (or 260 including the header) + */ +#define TRANSPORT_SENSE_BUFFER SCSI_SENSE_BUFFERSIZE +/* Used by transport_send_check_condition_and_sense() */ +#define SPC_SENSE_KEY_OFFSET 2 +#define SPC_ASC_KEY_OFFSET 12 +#define SPC_ASCQ_KEY_OFFSET 13 +#define TRANSPORT_IQN_LEN 224 +/* Used by target_core_store_alua_lu_gp() and target_core_alua_lu_gp_show_attr_members() */ +#define LU_GROUP_NAME_BUF 256 +/* Used by core_alua_store_tg_pt_gp_info() and target_core_alua_tg_pt_gp_show_attr_members() */ +#define TG_PT_GROUP_NAME_BUF 256 +/* Used to parse VPD into struct t10_vpd */ +#define VPD_TMP_BUF_SIZE 128 +/* Used by transport_generic_cmd_sequencer() */ +#define READ_BLOCK_LEN 6 +#define READ_CAP_LEN 8 +#define READ_POSITION_LEN 20 +#define INQUIRY_LEN 36 +/* Used by transport_get_inquiry_vpd_serial() */ +#define INQUIRY_VPD_SERIAL_LEN 254 +/* Used by transport_get_inquiry_vpd_device_ident() */ +#define INQUIRY_VPD_DEVICE_IDENTIFIER_LEN 254 + +/* struct se_hba->hba_flags */ +enum hba_flags_table { + HBA_FLAGS_INTERNAL_USE = 0x01, + HBA_FLAGS_PSCSI_MODE = 0x02, +}; + +/* struct se_lun->lun_status */ +enum transport_lun_status_table { + TRANSPORT_LUN_STATUS_FREE = 0, + TRANSPORT_LUN_STATUS_ACTIVE = 1, +}; + +/* struct se_portal_group->se_tpg_type */ +enum transport_tpg_type_table { + TRANSPORT_TPG_TYPE_NORMAL = 0, + TRANSPORT_TPG_TYPE_DISCOVERY = 1, +}; + +/* Used for generate timer flags */ +enum timer_flags_table { + TF_RUNNING = 0x01, + TF_STOP = 0x02, +}; + +/* Special transport agnostic struct se_cmd->t_states */ +enum transport_state_table { + TRANSPORT_NO_STATE = 0, + TRANSPORT_NEW_CMD = 1, + TRANSPORT_DEFERRED_CMD = 2, + TRANSPORT_WRITE_PENDING = 3, + TRANSPORT_PROCESS_WRITE = 4, + TRANSPORT_PROCESSING = 5, + TRANSPORT_COMPLETE_OK = 6, + TRANSPORT_COMPLETE_FAILURE = 7, + TRANSPORT_COMPLETE_TIMEOUT = 8, + TRANSPORT_PROCESS_TMR = 9, + TRANSPORT_TMR_COMPLETE = 10, + TRANSPORT_ISTATE_PROCESSING = 11, + TRANSPORT_ISTATE_PROCESSED = 12, + TRANSPORT_KILL = 13, + TRANSPORT_REMOVE = 14, + TRANSPORT_FREE = 15, + TRANSPORT_NEW_CMD_MAP = 16, +}; + +/* Used for struct se_cmd->se_cmd_flags */ +enum se_cmd_flags_table { + SCF_SUPPORTED_SAM_OPCODE = 0x00000001, + SCF_TRANSPORT_TASK_SENSE = 0x00000002, + SCF_EMULATED_TASK_SENSE = 0x00000004, + SCF_SCSI_DATA_SG_IO_CDB = 0x00000008, + SCF_SCSI_CONTROL_SG_IO_CDB = 0x00000010, + SCF_SCSI_CONTROL_NONSG_IO_CDB = 0x00000020, + SCF_SCSI_NON_DATA_CDB = 0x00000040, + SCF_SCSI_CDB_EXCEPTION = 0x00000080, + SCF_SCSI_RESERVATION_CONFLICT = 0x00000100, + SCF_CMD_PASSTHROUGH_NOALLOC = 0x00000200, + SCF_SE_CMD_FAILED = 0x00000400, + SCF_SE_LUN_CMD = 0x00000800, + SCF_SE_ALLOW_EOO = 0x00001000, + SCF_SE_DISABLE_ONLINE_CHECK = 0x00002000, + SCF_SENT_CHECK_CONDITION = 0x00004000, + SCF_OVERFLOW_BIT = 0x00008000, + SCF_UNDERFLOW_BIT = 0x00010000, + SCF_SENT_DELAYED_TAS = 0x00020000, + SCF_ALUA_NON_OPTIMIZED = 0x00040000, + SCF_DELAYED_CMD_FROM_SAM_ATTR = 0x00080000, + SCF_PASSTHROUGH_SG_TO_MEM = 0x00100000, + SCF_PASSTHROUGH_CONTIG_TO_SG = 0x00200000, + SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = 0x00400000, + SCF_EMULATE_SYNC_CACHE = 0x00800000, + SCF_EMULATE_CDB_ASYNC = 0x01000000, + SCF_EMULATE_SYNC_UNMAP = 0x02000000 +}; + +/* struct se_dev_entry->lun_flags and struct se_lun->lun_access */ +enum transport_lunflags_table { + TRANSPORT_LUNFLAGS_NO_ACCESS = 0x00, + TRANSPORT_LUNFLAGS_INITIATOR_ACCESS = 0x01, + TRANSPORT_LUNFLAGS_READ_ONLY = 0x02, + TRANSPORT_LUNFLAGS_READ_WRITE = 0x04, +}; + +/* struct se_device->dev_status */ +enum transport_device_status_table { + TRANSPORT_DEVICE_ACTIVATED = 0x01, + TRANSPORT_DEVICE_DEACTIVATED = 0x02, + TRANSPORT_DEVICE_QUEUE_FULL = 0x04, + TRANSPORT_DEVICE_SHUTDOWN = 0x08, + TRANSPORT_DEVICE_OFFLINE_ACTIVATED = 0x10, + TRANSPORT_DEVICE_OFFLINE_DEACTIVATED = 0x20, +}; + +/* + * Used by transport_send_check_condition_and_sense() and se_cmd->scsi_sense_reason + * to signal which ASC/ASCQ sense payload should be built. + */ +enum tcm_sense_reason_table { + TCM_NON_EXISTENT_LUN = 0x01, + TCM_UNSUPPORTED_SCSI_OPCODE = 0x02, + TCM_INCORRECT_AMOUNT_OF_DATA = 0x03, + TCM_UNEXPECTED_UNSOLICITED_DATA = 0x04, + TCM_SERVICE_CRC_ERROR = 0x05, + TCM_SNACK_REJECTED = 0x06, + TCM_SECTOR_COUNT_TOO_MANY = 0x07, + TCM_INVALID_CDB_FIELD = 0x08, + TCM_INVALID_PARAMETER_LIST = 0x09, + TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE = 0x0a, + TCM_UNKNOWN_MODE_PAGE = 0x0b, + TCM_WRITE_PROTECTED = 0x0c, + TCM_CHECK_CONDITION_ABORT_CMD = 0x0d, + TCM_CHECK_CONDITION_UNIT_ATTENTION = 0x0e, + TCM_CHECK_CONDITION_NOT_READY = 0x0f, +}; + +struct se_obj { + atomic_t obj_access_count; +} ____cacheline_aligned; + +/* + * Used by TCM Core internally to signal if ALUA emulation is enabled or + * disabled, or running in with TCM/pSCSI passthrough mode + */ +typedef enum { + SPC_ALUA_PASSTHROUGH, + SPC2_ALUA_DISABLED, + SPC3_ALUA_EMULATED +} t10_alua_index_t; + +/* + * Used by TCM Core internally to signal if SAM Task Attribute emulation + * is enabled or disabled, or running in with TCM/pSCSI passthrough mode + */ +typedef enum { + SAM_TASK_ATTR_PASSTHROUGH, + SAM_TASK_ATTR_UNTAGGED, + SAM_TASK_ATTR_EMULATED +} t10_task_attr_index_t; + +/* + * Used for target SCSI statistics + */ +typedef enum { + SCSI_INST_INDEX, + SCSI_DEVICE_INDEX, + SCSI_AUTH_INTR_INDEX, + SCSI_INDEX_TYPE_MAX +} scsi_index_t; + +struct scsi_index_table { + spinlock_t lock; + u32 scsi_mib_index[SCSI_INDEX_TYPE_MAX]; +} ____cacheline_aligned; + +struct se_cmd; + +struct t10_alua { + t10_alua_index_t alua_type; + /* ALUA Target Port Group ID */ + u16 alua_tg_pt_gps_counter; + u32 alua_tg_pt_gps_count; + spinlock_t tg_pt_gps_lock; + struct se_subsystem_dev *t10_sub_dev; + /* Used for default ALUA Target Port Group */ + struct t10_alua_tg_pt_gp *default_tg_pt_gp; + /* Used for default ALUA Target Port Group ConfigFS group */ + struct config_group alua_tg_pt_gps_group; + int (*alua_state_check)(struct se_cmd *, unsigned char *, u8 *); + struct list_head tg_pt_gps_list; +} ____cacheline_aligned; + +struct t10_alua_lu_gp { + u16 lu_gp_id; + int lu_gp_valid_id; + u32 lu_gp_members; + atomic_t lu_gp_shutdown; + atomic_t lu_gp_ref_cnt; + spinlock_t lu_gp_lock; + struct config_group lu_gp_group; + struct list_head lu_gp_list; + struct list_head lu_gp_mem_list; +} ____cacheline_aligned; + +struct t10_alua_lu_gp_member { + bool lu_gp_assoc; + atomic_t lu_gp_mem_ref_cnt; + spinlock_t lu_gp_mem_lock; + struct t10_alua_lu_gp *lu_gp; + struct se_device *lu_gp_mem_dev; + struct list_head lu_gp_mem_list; +} ____cacheline_aligned; + +struct t10_alua_tg_pt_gp { + u16 tg_pt_gp_id; + int tg_pt_gp_valid_id; + int tg_pt_gp_alua_access_status; + int tg_pt_gp_alua_access_type; + int tg_pt_gp_nonop_delay_msecs; + int tg_pt_gp_trans_delay_msecs; + int tg_pt_gp_pref; + int tg_pt_gp_write_metadata; + /* Used by struct t10_alua_tg_pt_gp->tg_pt_gp_md_buf_len */ +#define ALUA_MD_BUF_LEN 1024 + u32 tg_pt_gp_md_buf_len; + u32 tg_pt_gp_members; + atomic_t tg_pt_gp_alua_access_state; + atomic_t tg_pt_gp_ref_cnt; + spinlock_t tg_pt_gp_lock; + struct mutex tg_pt_gp_md_mutex; + struct se_subsystem_dev *tg_pt_gp_su_dev; + struct config_group tg_pt_gp_group; + struct list_head tg_pt_gp_list; + struct list_head tg_pt_gp_mem_list; +} ____cacheline_aligned; + +struct t10_alua_tg_pt_gp_member { + bool tg_pt_gp_assoc; + atomic_t tg_pt_gp_mem_ref_cnt; + spinlock_t tg_pt_gp_mem_lock; + struct t10_alua_tg_pt_gp *tg_pt_gp; + struct se_port *tg_pt; + struct list_head tg_pt_gp_mem_list; +} ____cacheline_aligned; + +struct t10_vpd { + unsigned char device_identifier[INQUIRY_VPD_DEVICE_IDENTIFIER_LEN]; + int protocol_identifier_set; + u32 protocol_identifier; + u32 device_identifier_code_set; + u32 association; + u32 device_identifier_type; + struct list_head vpd_list; +} ____cacheline_aligned; + +struct t10_wwn { + unsigned char vendor[8]; + unsigned char model[16]; + unsigned char revision[4]; + unsigned char unit_serial[INQUIRY_VPD_SERIAL_LEN]; + spinlock_t t10_vpd_lock; + struct se_subsystem_dev *t10_sub_dev; + struct config_group t10_wwn_group; + struct list_head t10_vpd_list; +} ____cacheline_aligned; + + +/* + * Used by TCM Core internally to signal if >= SPC-3 persistent reservations + * emulation is enabled or disabled, or running in with TCM/pSCSI passthrough + * mode + */ +typedef enum { + SPC_PASSTHROUGH, + SPC2_RESERVATIONS, + SPC3_PERSISTENT_RESERVATIONS +} t10_reservations_index_t; + +struct t10_pr_registration { + /* Used for fabrics that contain WWN+ISID */ +#define PR_REG_ISID_LEN 16 + /* PR_REG_ISID_LEN + ',i,0x' */ +#define PR_REG_ISID_ID_LEN (PR_REG_ISID_LEN + 5) + char pr_reg_isid[PR_REG_ISID_LEN]; + /* Used during APTPL metadata reading */ +#define PR_APTPL_MAX_IPORT_LEN 256 + unsigned char pr_iport[PR_APTPL_MAX_IPORT_LEN]; + /* Used during APTPL metadata reading */ +#define PR_APTPL_MAX_TPORT_LEN 256 + unsigned char pr_tport[PR_APTPL_MAX_TPORT_LEN]; + /* For writing out live meta data */ + unsigned char *pr_aptpl_buf; + u16 pr_aptpl_rpti; + u16 pr_reg_tpgt; + /* Reservation effects all target ports */ + int pr_reg_all_tg_pt; + /* Activate Persistence across Target Power Loss */ + int pr_reg_aptpl; + int pr_res_holder; + int pr_res_type; + int pr_res_scope; + /* Used for fabric initiator WWPNs using a ISID */ + bool isid_present_at_reg; + u32 pr_res_mapped_lun; + u32 pr_aptpl_target_lun; + u32 pr_res_generation; + u64 pr_reg_bin_isid; + u64 pr_res_key; + atomic_t pr_res_holders; + struct se_node_acl *pr_reg_nacl; + struct se_dev_entry *pr_reg_deve; + struct se_lun *pr_reg_tg_pt_lun; + struct list_head pr_reg_list; + struct list_head pr_reg_abort_list; + struct list_head pr_reg_aptpl_list; + struct list_head pr_reg_atp_list; + struct list_head pr_reg_atp_mem_list; +} ____cacheline_aligned; + +/* + * This set of function pointer ops is set based upon SPC3_PERSISTENT_RESERVATIONS, + * SPC2_RESERVATIONS or SPC_PASSTHROUGH in drivers/target/target_core_pr.c: + * core_setup_reservations() + */ +struct t10_reservation_ops { + int (*t10_reservation_check)(struct se_cmd *, u32 *); + int (*t10_seq_non_holder)(struct se_cmd *, unsigned char *, u32); + int (*t10_pr_register)(struct se_cmd *); + int (*t10_pr_clear)(struct se_cmd *); +}; + +struct t10_reservation_template { + /* Reservation effects all target ports */ + int pr_all_tg_pt; + /* Activate Persistence across Target Power Loss enabled + * for SCSI device */ + int pr_aptpl_active; + /* Used by struct t10_reservation_template->pr_aptpl_buf_len */ +#define PR_APTPL_BUF_LEN 8192 + u32 pr_aptpl_buf_len; + u32 pr_generation; + t10_reservations_index_t res_type; + spinlock_t registration_lock; + spinlock_t aptpl_reg_lock; + /* + * This will always be set by one individual I_T Nexus. + * However with all_tg_pt=1, other I_T Nexus from the + * same initiator can access PR reg/res info on a different + * target port. + * + * There is also the 'All Registrants' case, where there is + * a single *pr_res_holder of the reservation, but all + * registrations are considered reservation holders. + */ + struct se_node_acl *pr_res_holder; + struct list_head registration_list; + struct list_head aptpl_reg_list; + struct t10_reservation_ops pr_ops; +} ____cacheline_aligned; + +struct se_queue_req { + int state; + void *cmd; + struct list_head qr_list; +} ____cacheline_aligned; + +struct se_queue_obj { + atomic_t queue_cnt; + spinlock_t cmd_queue_lock; + struct list_head qobj_list; + wait_queue_head_t thread_wq; +} ____cacheline_aligned; + +/* + * Used one per struct se_cmd to hold all extra struct se_task + * metadata. This structure is setup and allocated in + * drivers/target/target_core_transport.c:__transport_alloc_se_cmd() + */ +struct se_transport_task { + unsigned char *t_task_cdb; + unsigned char __t_task_cdb[TCM_MAX_COMMAND_SIZE]; + unsigned long long t_task_lba; + int t_tasks_failed; + int t_tasks_fua; + bool t_tasks_bidi; + u32 t_task_cdbs; + u32 t_tasks_check; + u32 t_tasks_no; + u32 t_tasks_sectors; + u32 t_tasks_se_num; + u32 t_tasks_se_bidi_num; + u32 t_tasks_sg_chained_no; + atomic_t t_fe_count; + atomic_t t_se_count; + atomic_t t_task_cdbs_left; + atomic_t t_task_cdbs_ex_left; + atomic_t t_task_cdbs_timeout_left; + atomic_t t_task_cdbs_sent; + atomic_t t_transport_aborted; + atomic_t t_transport_active; + atomic_t t_transport_complete; + atomic_t t_transport_queue_active; + atomic_t t_transport_sent; + atomic_t t_transport_stop; + atomic_t t_transport_timeout; + atomic_t transport_dev_active; + atomic_t transport_lun_active; + atomic_t transport_lun_fe_stop; + atomic_t transport_lun_stop; + spinlock_t t_state_lock; + struct completion t_transport_stop_comp; + struct completion transport_lun_fe_stop_comp; + struct completion transport_lun_stop_comp; + struct scatterlist *t_tasks_sg_chained; + struct scatterlist t_tasks_sg_bounce; + void *t_task_buf; + /* + * Used for pre-registered fabric SGL passthrough WRITE and READ + * with the special SCF_PASSTHROUGH_CONTIG_TO_SG case for TCM_Loop + * and other HW target mode fabric modules. + */ + struct scatterlist *t_task_pt_sgl; + struct list_head *t_mem_list; + /* Used for BIDI READ */ + struct list_head *t_mem_bidi_list; + struct list_head t_task_list; +} ____cacheline_aligned; + +struct se_task { + unsigned char task_sense; + struct scatterlist *task_sg; + struct scatterlist *task_sg_bidi; + u8 task_scsi_status; + u8 task_flags; + int task_error_status; + int task_state_flags; + bool task_padded_sg; + unsigned long long task_lba; + u32 task_no; + u32 task_sectors; + u32 task_size; + u32 task_sg_num; + u32 task_sg_offset; + enum dma_data_direction task_data_direction; + struct se_cmd *task_se_cmd; + struct se_device *se_dev; + struct completion task_stop_comp; + atomic_t task_active; + atomic_t task_execute_queue; + atomic_t task_timeout; + atomic_t task_sent; + atomic_t task_stop; + atomic_t task_state_active; + struct timer_list task_timer; + struct se_device *se_obj_ptr; + struct list_head t_list; + struct list_head t_execute_list; + struct list_head t_state_list; +} ____cacheline_aligned; + +#define TASK_CMD(task) ((task)->task_se_cmd) +#define TASK_DEV(task) ((task)->se_dev) + +struct se_cmd { + /* SAM response code being sent to initiator */ + u8 scsi_status; + u8 scsi_asc; + u8 scsi_ascq; + u8 scsi_sense_reason; + u16 scsi_sense_length; + /* Delay for ALUA Active/NonOptimized state access in milliseconds */ + int alua_nonop_delay; + /* See include/linux/dma-mapping.h */ + enum dma_data_direction data_direction; + /* For SAM Task Attribute */ + int sam_task_attr; + /* Transport protocol dependent state, see transport_state_table */ + enum transport_state_table t_state; + /* Transport protocol dependent state for out of order CmdSNs */ + int deferred_t_state; + /* Transport specific error status */ + int transport_error_status; + /* See se_cmd_flags_table */ + u32 se_cmd_flags; + u32 se_ordered_id; + /* Total size in bytes associated with command */ + u32 data_length; + /* SCSI Presented Data Transfer Length */ + u32 cmd_spdtl; + u32 residual_count; + u32 orig_fe_lun; + /* Persistent Reservation key */ + u64 pr_res_key; + atomic_t transport_sent; + /* Used for sense data */ + void *sense_buffer; + struct list_head se_delayed_list; + struct list_head se_ordered_list; + struct list_head se_lun_list; + struct se_device *se_dev; + struct se_dev_entry *se_deve; + struct se_device *se_obj_ptr; + struct se_device *se_orig_obj_ptr; + struct se_lun *se_lun; + /* Only used for internal passthrough and legacy TCM fabric modules */ + struct se_session *se_sess; + struct se_tmr_req *se_tmr_req; + /* t_task is setup to t_task_backstore in transport_init_se_cmd() */ + struct se_transport_task *t_task; + struct se_transport_task t_task_backstore; + struct target_core_fabric_ops *se_tfo; + int (*transport_emulate_cdb)(struct se_cmd *); + void (*transport_split_cdb)(unsigned long long, u32 *, unsigned char *); + void (*transport_wait_for_tasks)(struct se_cmd *, int, int); + void (*transport_complete_callback)(struct se_cmd *); +} ____cacheline_aligned; + +#define T_TASK(cmd) ((cmd)->t_task) +#define CMD_TFO(cmd) ((cmd)->se_tfo) + +struct se_tmr_req { + /* Task Management function to be preformed */ + u8 function; + /* Task Management response to send */ + u8 response; + int call_transport; + /* Reference to ITT that Task Mgmt should be preformed */ + u32 ref_task_tag; + /* 64-bit encoded SAM LUN from $FABRIC_MOD TMR header */ + u64 ref_task_lun; + void *fabric_tmr_ptr; + struct se_cmd *task_cmd; + struct se_cmd *ref_cmd; + struct se_device *tmr_dev; + struct se_lun *tmr_lun; + struct list_head tmr_list; +} ____cacheline_aligned; + +struct se_ua { + u8 ua_asc; + u8 ua_ascq; + struct se_node_acl *ua_nacl; + struct list_head ua_dev_list; + struct list_head ua_nacl_list; +} ____cacheline_aligned; + +struct se_node_acl { + char initiatorname[TRANSPORT_IQN_LEN]; + /* Used to signal demo mode created ACL, disabled by default */ + bool dynamic_node_acl; + u32 queue_depth; + u32 acl_index; + u64 num_cmds; + u64 read_bytes; + u64 write_bytes; + spinlock_t stats_lock; + /* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */ + atomic_t acl_pr_ref_count; + struct se_dev_entry *device_list; + struct se_session *nacl_sess; + struct se_portal_group *se_tpg; + spinlock_t device_list_lock; + spinlock_t nacl_sess_lock; + struct config_group acl_group; + struct config_group acl_attrib_group; + struct config_group acl_auth_group; + struct config_group acl_param_group; + struct config_group acl_fabric_stat_group; + struct config_group *acl_default_groups[5]; + struct list_head acl_list; + struct list_head acl_sess_list; +} ____cacheline_aligned; + +struct se_session { + u64 sess_bin_isid; + struct se_node_acl *se_node_acl; + struct se_portal_group *se_tpg; + void *fabric_sess_ptr; + struct list_head sess_list; + struct list_head sess_acl_list; +} ____cacheline_aligned; + +#define SE_SESS(cmd) ((cmd)->se_sess) +#define SE_NODE_ACL(sess) ((sess)->se_node_acl) + +struct se_device; +struct se_transform_info; +struct scatterlist; + +struct se_ml_stat_grps { + struct config_group stat_group; + struct config_group scsi_auth_intr_group; + struct config_group scsi_att_intr_port_group; +}; + +struct se_lun_acl { + char initiatorname[TRANSPORT_IQN_LEN]; + u32 mapped_lun; + struct se_node_acl *se_lun_nacl; + struct se_lun *se_lun; + struct list_head lacl_list; + struct config_group se_lun_group; + struct se_ml_stat_grps ml_stat_grps; +} ____cacheline_aligned; + +#define ML_STAT_GRPS(lacl) (&(lacl)->ml_stat_grps) + +struct se_dev_entry { + bool def_pr_registered; + /* See transport_lunflags_table */ + u32 lun_flags; + u32 deve_cmds; + u32 mapped_lun; + u32 average_bytes; + u32 last_byte_count; + u32 total_cmds; + u32 total_bytes; + u64 pr_res_key; + u64 creation_time; + u32 attach_count; + u64 read_bytes; + u64 write_bytes; + atomic_t ua_count; + /* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */ + atomic_t pr_ref_count; + struct se_lun_acl *se_lun_acl; + spinlock_t ua_lock; + struct se_lun *se_lun; + struct list_head alua_port_list; + struct list_head ua_list; +} ____cacheline_aligned; + +struct se_dev_limits { + /* Max supported HW queue depth */ + u32 hw_queue_depth; + /* Max supported virtual queue depth */ + u32 queue_depth; + /* From include/linux/blkdev.h for the other HW/SW limits. */ + struct queue_limits limits; +} ____cacheline_aligned; + +struct se_dev_attrib { + int emulate_dpo; + int emulate_fua_write; + int emulate_fua_read; + int emulate_write_cache; + int emulate_ua_intlck_ctrl; + int emulate_tas; + int emulate_tpu; + int emulate_tpws; + int emulate_reservations; + int emulate_alua; + int enforce_pr_isids; + u32 hw_block_size; + u32 block_size; + u32 hw_max_sectors; + u32 max_sectors; + u32 optimal_sectors; + u32 hw_queue_depth; + u32 queue_depth; + u32 task_timeout; + u32 max_unmap_lba_count; + u32 max_unmap_block_desc_count; + u32 unmap_granularity; + u32 unmap_granularity_alignment; + struct se_subsystem_dev *da_sub_dev; + struct config_group da_group; +} ____cacheline_aligned; + +struct se_dev_stat_grps { + struct config_group stat_group; + struct config_group scsi_dev_group; + struct config_group scsi_tgt_dev_group; + struct config_group scsi_lu_group; +}; + +struct se_subsystem_dev { +/* Used for struct se_subsystem_dev-->se_dev_alias, must be less than PAGE_SIZE */ +#define SE_DEV_ALIAS_LEN 512 + unsigned char se_dev_alias[SE_DEV_ALIAS_LEN]; +/* Used for struct se_subsystem_dev->se_dev_udev_path[], must be less than PAGE_SIZE */ +#define SE_UDEV_PATH_LEN 512 + unsigned char se_dev_udev_path[SE_UDEV_PATH_LEN]; + u32 su_dev_flags; + struct se_hba *se_dev_hba; + struct se_device *se_dev_ptr; + struct se_dev_attrib se_dev_attrib; + /* T10 Asymmetric Logical Unit Assignment for Target Ports */ + struct t10_alua t10_alua; + /* T10 Inquiry and VPD WWN Information */ + struct t10_wwn t10_wwn; + /* T10 SPC-2 + SPC-3 Reservations */ + struct t10_reservation_template t10_reservation; + spinlock_t se_dev_lock; + void *se_dev_su_ptr; + struct list_head g_se_dev_list; + struct config_group se_dev_group; + /* For T10 Reservations */ + struct config_group se_dev_pr_group; + /* For target_core_stat.c groups */ + struct se_dev_stat_grps dev_stat_grps; +} ____cacheline_aligned; + +#define T10_ALUA(su_dev) (&(su_dev)->t10_alua) +#define T10_RES(su_dev) (&(su_dev)->t10_reservation) +#define T10_PR_OPS(su_dev) (&(su_dev)->t10_reservation.pr_ops) +#define DEV_STAT_GRP(dev) (&(dev)->dev_stat_grps) + +struct se_device { + /* Set to 1 if thread is NOT sleeping on thread_sem */ + u8 thread_active; + u8 dev_status_timer_flags; + /* RELATIVE TARGET PORT IDENTIFER Counter */ + u16 dev_rpti_counter; + /* Used for SAM Task Attribute ordering */ + u32 dev_cur_ordered_id; + u32 dev_flags; + u32 dev_port_count; + /* See transport_device_status_table */ + u32 dev_status; + u32 dev_tcq_window_closed; + /* Physical device queue depth */ + u32 queue_depth; + /* Used for SPC-2 reservations enforce of ISIDs */ + u64 dev_res_bin_isid; + t10_task_attr_index_t dev_task_attr_type; + /* Pointer to transport specific device structure */ + void *dev_ptr; + u32 dev_index; + u64 creation_time; + u32 num_resets; + u64 num_cmds; + u64 read_bytes; + u64 write_bytes; + spinlock_t stats_lock; + /* Active commands on this virtual SE device */ + atomic_t active_cmds; + atomic_t simple_cmds; + atomic_t depth_left; + atomic_t dev_ordered_id; + atomic_t dev_tur_active; + atomic_t execute_tasks; + atomic_t dev_status_thr_count; + atomic_t dev_hoq_count; + atomic_t dev_ordered_sync; + struct se_obj dev_obj; + struct se_obj dev_access_obj; + struct se_obj dev_export_obj; + struct se_queue_obj *dev_queue_obj; + struct se_queue_obj *dev_status_queue_obj; + spinlock_t delayed_cmd_lock; + spinlock_t ordered_cmd_lock; + spinlock_t execute_task_lock; + spinlock_t state_task_lock; + spinlock_t dev_alua_lock; + spinlock_t dev_reservation_lock; + spinlock_t dev_state_lock; + spinlock_t dev_status_lock; + spinlock_t dev_status_thr_lock; + spinlock_t se_port_lock; + spinlock_t se_tmr_lock; + /* Used for legacy SPC-2 reservationsa */ + struct se_node_acl *dev_reserved_node_acl; + /* Used for ALUA Logical Unit Group membership */ + struct t10_alua_lu_gp_member *dev_alua_lu_gp_mem; + /* Used for SPC-3 Persistent Reservations */ + struct t10_pr_registration *dev_pr_res_holder; + struct list_head dev_sep_list; + struct list_head dev_tmr_list; + struct timer_list dev_status_timer; + /* Pointer to descriptor for processing thread */ + struct task_struct *process_thread; + pid_t process_thread_pid; + struct task_struct *dev_mgmt_thread; + struct list_head delayed_cmd_list; + struct list_head ordered_cmd_list; + struct list_head execute_task_list; + struct list_head state_task_list; + /* Pointer to associated SE HBA */ + struct se_hba *se_hba; + struct se_subsystem_dev *se_sub_dev; + /* Pointer to template of function pointers for transport */ + struct se_subsystem_api *transport; + /* Linked list for struct se_hba struct se_device list */ + struct list_head dev_list; + /* Linked list for struct se_global->g_se_dev_list */ + struct list_head g_se_dev_list; +} ____cacheline_aligned; + +#define SE_DEV(cmd) ((cmd)->se_lun->lun_se_dev) +#define SU_DEV(dev) ((dev)->se_sub_dev) +#define DEV_ATTRIB(dev) (&(dev)->se_sub_dev->se_dev_attrib) +#define DEV_T10_WWN(dev) (&(dev)->se_sub_dev->t10_wwn) + +struct se_hba { + u16 hba_tpgt; + u32 hba_id; + /* See hba_flags_table */ + u32 hba_flags; + /* Virtual iSCSI devices attached. */ + u32 dev_count; + u32 hba_index; + atomic_t load_balance_queue; + atomic_t left_queue_depth; + /* Maximum queue depth the HBA can handle. */ + atomic_t max_queue_depth; + /* Pointer to transport specific host structure. */ + void *hba_ptr; + /* Linked list for struct se_device */ + struct list_head hba_dev_list; + struct list_head hba_list; + spinlock_t device_lock; + spinlock_t hba_queue_lock; + struct config_group hba_group; + struct mutex hba_access_mutex; + struct se_subsystem_api *transport; +} ____cacheline_aligned; + +#define SE_HBA(dev) ((dev)->se_hba) + +struct se_port_stat_grps { + struct config_group stat_group; + struct config_group scsi_port_group; + struct config_group scsi_tgt_port_group; + struct config_group scsi_transport_group; +}; + +struct se_lun { + /* See transport_lun_status_table */ + enum transport_lun_status_table lun_status; + u32 lun_access; + u32 lun_flags; + u32 unpacked_lun; + atomic_t lun_acl_count; + spinlock_t lun_acl_lock; + spinlock_t lun_cmd_lock; + spinlock_t lun_sep_lock; + struct completion lun_shutdown_comp; + struct list_head lun_cmd_list; + struct list_head lun_acl_list; + struct se_device *lun_se_dev; + struct se_port *lun_sep; + struct config_group lun_group; + struct se_port_stat_grps port_stat_grps; +} ____cacheline_aligned; + +#define SE_LUN(cmd) ((cmd)->se_lun) +#define PORT_STAT_GRP(lun) (&(lun)->port_stat_grps) + +struct scsi_port_stats { + u64 cmd_pdus; + u64 tx_data_octets; + u64 rx_data_octets; +} ____cacheline_aligned; + +struct se_port { + /* RELATIVE TARGET PORT IDENTIFER */ + u16 sep_rtpi; + int sep_tg_pt_secondary_stat; + int sep_tg_pt_secondary_write_md; + u32 sep_index; + struct scsi_port_stats sep_stats; + /* Used for ALUA Target Port Groups membership */ + atomic_t sep_tg_pt_gp_active; + atomic_t sep_tg_pt_secondary_offline; + /* Used for PR ALL_TG_PT=1 */ + atomic_t sep_tg_pt_ref_cnt; + spinlock_t sep_alua_lock; + struct mutex sep_tg_pt_md_mutex; + struct t10_alua_tg_pt_gp_member *sep_alua_tg_pt_gp_mem; + struct se_lun *sep_lun; + struct se_portal_group *sep_tpg; + struct list_head sep_alua_list; + struct list_head sep_list; +} ____cacheline_aligned; + +struct se_tpg_np { + struct se_portal_group *tpg_np_parent; + struct config_group tpg_np_group; +} ____cacheline_aligned; + +struct se_portal_group { + /* Type of target portal group, see transport_tpg_type_table */ + enum transport_tpg_type_table se_tpg_type; + /* Number of ACLed Initiator Nodes for this TPG */ + u32 num_node_acls; + /* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */ + atomic_t tpg_pr_ref_count; + /* Spinlock for adding/removing ACLed Nodes */ + spinlock_t acl_node_lock; + /* Spinlock for adding/removing sessions */ + spinlock_t session_lock; + spinlock_t tpg_lun_lock; + /* Pointer to $FABRIC_MOD portal group */ + void *se_tpg_fabric_ptr; + struct list_head se_tpg_list; + /* linked list for initiator ACL list */ + struct list_head acl_node_list; + struct se_lun *tpg_lun_list; + struct se_lun tpg_virt_lun0; + /* List of TCM sessions associated wth this TPG */ + struct list_head tpg_sess_list; + /* Pointer to $FABRIC_MOD dependent code */ + struct target_core_fabric_ops *se_tpg_tfo; + struct se_wwn *se_tpg_wwn; + struct config_group tpg_group; + struct config_group *tpg_default_groups[6]; + struct config_group tpg_lun_group; + struct config_group tpg_np_group; + struct config_group tpg_acl_group; + struct config_group tpg_attrib_group; + struct config_group tpg_param_group; +} ____cacheline_aligned; + +#define TPG_TFO(se_tpg) ((se_tpg)->se_tpg_tfo) + +struct se_wwn { + struct target_fabric_configfs *wwn_tf; + struct config_group wwn_group; + struct config_group *wwn_default_groups[2]; + struct config_group fabric_stat_group; +} ____cacheline_aligned; + +struct se_global { + u16 alua_lu_gps_counter; + int g_sub_api_initialized; + u32 in_shutdown; + u32 alua_lu_gps_count; + u32 g_hba_id_counter; + struct config_group target_core_hbagroup; + struct config_group alua_group; + struct config_group alua_lu_gps_group; + struct list_head g_lu_gps_list; + struct list_head g_se_tpg_list; + struct list_head g_hba_list; + struct list_head g_se_dev_list; + struct se_hba *g_lun0_hba; + struct se_subsystem_dev *g_lun0_su_dev; + struct se_device *g_lun0_dev; + struct t10_alua_lu_gp *default_lu_gp; + spinlock_t g_device_lock; + spinlock_t hba_lock; + spinlock_t se_tpg_lock; + spinlock_t lu_gps_lock; + spinlock_t plugin_class_lock; +} ____cacheline_aligned; + +#endif /* TARGET_CORE_BASE_H */ diff --git a/include/target/target_core_configfs.h b/include/target/target_core_configfs.h new file mode 100644 index 000000000000..612509592ffd --- /dev/null +++ b/include/target/target_core_configfs.h @@ -0,0 +1,56 @@ +#define TARGET_CORE_CONFIGFS_VERSION TARGET_CORE_MOD_VERSION + +#define TARGET_CORE_CONFIG_ROOT "/sys/kernel/config" + +#define TARGET_CORE_NAME_MAX_LEN 64 +#define TARGET_FABRIC_NAME_SIZE 32 + +extern struct target_fabric_configfs *target_fabric_configfs_init( + struct module *, const char *); +extern void target_fabric_configfs_free(struct target_fabric_configfs *); +extern int target_fabric_configfs_register(struct target_fabric_configfs *); +extern void target_fabric_configfs_deregister(struct target_fabric_configfs *); + +struct target_fabric_configfs_template { + struct config_item_type tfc_discovery_cit; + struct config_item_type tfc_wwn_cit; + struct config_item_type tfc_wwn_fabric_stats_cit; + struct config_item_type tfc_tpg_cit; + struct config_item_type tfc_tpg_base_cit; + struct config_item_type tfc_tpg_lun_cit; + struct config_item_type tfc_tpg_port_cit; + struct config_item_type tfc_tpg_port_stat_cit; + struct config_item_type tfc_tpg_np_cit; + struct config_item_type tfc_tpg_np_base_cit; + struct config_item_type tfc_tpg_attrib_cit; + struct config_item_type tfc_tpg_param_cit; + struct config_item_type tfc_tpg_nacl_cit; + struct config_item_type tfc_tpg_nacl_base_cit; + struct config_item_type tfc_tpg_nacl_attrib_cit; + struct config_item_type tfc_tpg_nacl_auth_cit; + struct config_item_type tfc_tpg_nacl_param_cit; + struct config_item_type tfc_tpg_nacl_stat_cit; + struct config_item_type tfc_tpg_mappedlun_cit; + struct config_item_type tfc_tpg_mappedlun_stat_cit; +}; + +struct target_fabric_configfs { + char tf_name[TARGET_FABRIC_NAME_SIZE]; + atomic_t tf_access_cnt; + struct list_head tf_list; + struct config_group tf_group; + struct config_group tf_disc_group; + struct config_group *tf_default_groups[2]; + /* Pointer to fabric's config_item */ + struct config_item *tf_fabric; + /* Passed from fabric modules */ + struct config_item_type *tf_fabric_cit; + /* Pointer to target core subsystem */ + struct configfs_subsystem *tf_subsys; + /* Pointer to fabric's struct module */ + struct module *tf_module; + struct target_core_fabric_ops tf_ops; + struct target_fabric_configfs_template tf_cit_tmpl; +}; + +#define TF_CIT_TMPL(tf) (&(tf)->tf_cit_tmpl) diff --git a/include/target/target_core_device.h b/include/target/target_core_device.h new file mode 100644 index 000000000000..52b18a5752c9 --- /dev/null +++ b/include/target/target_core_device.h @@ -0,0 +1,61 @@ +#ifndef TARGET_CORE_DEVICE_H +#define TARGET_CORE_DEVICE_H + +extern int transport_get_lun_for_cmd(struct se_cmd *, unsigned char *, u32); +extern int transport_get_lun_for_tmr(struct se_cmd *, u32); +extern struct se_dev_entry *core_get_se_deve_from_rtpi( + struct se_node_acl *, u16); +extern int core_free_device_list_for_node(struct se_node_acl *, + struct se_portal_group *); +extern void core_dec_lacl_count(struct se_node_acl *, struct se_cmd *); +extern void core_update_device_list_access(u32, u32, struct se_node_acl *); +extern int core_update_device_list_for_node(struct se_lun *, struct se_lun_acl *, u32, + u32, struct se_node_acl *, + struct se_portal_group *, int); +extern void core_clear_lun_from_tpg(struct se_lun *, struct se_portal_group *); +extern int core_dev_export(struct se_device *, struct se_portal_group *, + struct se_lun *); +extern void core_dev_unexport(struct se_device *, struct se_portal_group *, + struct se_lun *); +extern int transport_core_report_lun_response(struct se_cmd *); +extern void se_release_device_for_hba(struct se_device *); +extern void se_release_vpd_for_dev(struct se_device *); +extern void se_clear_dev_ports(struct se_device *); +extern int se_free_virtual_device(struct se_device *, struct se_hba *); +extern int se_dev_check_online(struct se_device *); +extern int se_dev_check_shutdown(struct se_device *); +extern void se_dev_set_default_attribs(struct se_device *, struct se_dev_limits *); +extern int se_dev_set_task_timeout(struct se_device *, u32); +extern int se_dev_set_max_unmap_lba_count(struct se_device *, u32); +extern int se_dev_set_max_unmap_block_desc_count(struct se_device *, u32); +extern int se_dev_set_unmap_granularity(struct se_device *, u32); +extern int se_dev_set_unmap_granularity_alignment(struct se_device *, u32); +extern int se_dev_set_emulate_dpo(struct se_device *, int); +extern int se_dev_set_emulate_fua_write(struct se_device *, int); +extern int se_dev_set_emulate_fua_read(struct se_device *, int); +extern int se_dev_set_emulate_write_cache(struct se_device *, int); +extern int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *, int); +extern int se_dev_set_emulate_tas(struct se_device *, int); +extern int se_dev_set_emulate_tpu(struct se_device *, int); +extern int se_dev_set_emulate_tpws(struct se_device *, int); +extern int se_dev_set_enforce_pr_isids(struct se_device *, int); +extern int se_dev_set_queue_depth(struct se_device *, u32); +extern int se_dev_set_max_sectors(struct se_device *, u32); +extern int se_dev_set_optimal_sectors(struct se_device *, u32); +extern int se_dev_set_block_size(struct se_device *, u32); +extern struct se_lun *core_dev_add_lun(struct se_portal_group *, struct se_hba *, + struct se_device *, u32); +extern int core_dev_del_lun(struct se_portal_group *, u32); +extern struct se_lun *core_get_lun_from_tpg(struct se_portal_group *, u32); +extern struct se_lun_acl *core_dev_init_initiator_node_lun_acl(struct se_portal_group *, + u32, char *, int *); +extern int core_dev_add_initiator_node_lun_acl(struct se_portal_group *, + struct se_lun_acl *, u32, u32); +extern int core_dev_del_initiator_node_lun_acl(struct se_portal_group *, + struct se_lun *, struct se_lun_acl *); +extern void core_dev_free_initiator_node_lun_acl(struct se_portal_group *, + struct se_lun_acl *lacl); +extern int core_dev_setup_virtual_lun0(void); +extern void core_dev_release_virtual_lun0(void); + +#endif /* TARGET_CORE_DEVICE_H */ diff --git a/include/target/target_core_fabric_configfs.h b/include/target/target_core_fabric_configfs.h new file mode 100644 index 000000000000..a26fb7586a09 --- /dev/null +++ b/include/target/target_core_fabric_configfs.h @@ -0,0 +1,106 @@ +/* + * Used for tfc_wwn_cit attributes + */ + +#include <target/configfs_macros.h> + +CONFIGFS_EATTR_STRUCT(target_fabric_nacl_attrib, se_node_acl); +#define TF_NACL_ATTRIB_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_nacl_attrib_attribute _fabric##_nacl_attrib_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_nacl_attrib_show_##_name, \ + _fabric##_nacl_attrib_store_##_name); + +CONFIGFS_EATTR_STRUCT(target_fabric_nacl_auth, se_node_acl); +#define TF_NACL_AUTH_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_nacl_auth_attribute _fabric##_nacl_auth_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_nacl_auth_show_##_name, \ + _fabric##_nacl_auth_store_##_name); + +#define TF_NACL_AUTH_ATTR_RO(_fabric, _name) \ +static struct target_fabric_nacl_auth_attribute _fabric##_nacl_auth_##_name = \ + __CONFIGFS_EATTR_RO(_name, \ + _fabric##_nacl_auth_show_##_name); + +CONFIGFS_EATTR_STRUCT(target_fabric_nacl_param, se_node_acl); +#define TF_NACL_PARAM_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_nacl_param_attribute _fabric##_nacl_param_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_nacl_param_show_##_name, \ + _fabric##_nacl_param_store_##_name); + +#define TF_NACL_PARAM_ATTR_RO(_fabric, _name) \ +static struct target_fabric_nacl_param_attribute _fabric##_nacl_param_##_name = \ + __CONFIGFS_EATTR_RO(_name, \ + _fabric##_nacl_param_show_##_name); + + +CONFIGFS_EATTR_STRUCT(target_fabric_nacl_base, se_node_acl); +#define TF_NACL_BASE_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_nacl_base_attribute _fabric##_nacl_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_nacl_show_##_name, \ + _fabric##_nacl_store_##_name); + +#define TF_NACL_BASE_ATTR_RO(_fabric, _name) \ +static struct target_fabric_nacl_base_attribute _fabric##_nacl_##_name = \ + __CONFIGFS_EATTR_RO(_name, \ + _fabric##_nacl_show_##_name); + +CONFIGFS_EATTR_STRUCT(target_fabric_np_base, se_tpg_np); +#define TF_NP_BASE_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_np_base_attribute _fabric##_np_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_np_show_##_name, \ + _fabric##_np_store_##_name); + +CONFIGFS_EATTR_STRUCT(target_fabric_tpg_attrib, se_portal_group); +#define TF_TPG_ATTRIB_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_tpg_attrib_attribute _fabric##_tpg_attrib_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_tpg_attrib_show_##_name, \ + _fabric##_tpg_attrib_store_##_name); + + +CONFIGFS_EATTR_STRUCT(target_fabric_tpg_param, se_portal_group); +#define TF_TPG_PARAM_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_tpg_param_attribute _fabric##_tpg_param_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_tpg_param_show_##_name, \ + _fabric##_tpg_param_store_##_name); + + +CONFIGFS_EATTR_STRUCT(target_fabric_tpg, se_portal_group); +#define TF_TPG_BASE_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_tpg_attribute _fabric##_tpg_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_tpg_show_##_name, \ + _fabric##_tpg_store_##_name); + + +CONFIGFS_EATTR_STRUCT(target_fabric_wwn, target_fabric_configfs); +#define TF_WWN_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_wwn_attribute _fabric##_wwn_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_wwn_show_attr_##_name, \ + _fabric##_wwn_store_attr_##_name); + +#define TF_WWN_ATTR_RO(_fabric, _name) \ +static struct target_fabric_wwn_attribute _fabric##_wwn_##_name = \ + __CONFIGFS_EATTR_RO(_name, \ + _fabric##_wwn_show_attr_##_name); + +CONFIGFS_EATTR_STRUCT(target_fabric_discovery, target_fabric_configfs); +#define TF_DISC_ATTR(_fabric, _name, _mode) \ +static struct target_fabric_discovery_attribute _fabric##_disc_##_name = \ + __CONFIGFS_EATTR(_name, _mode, \ + _fabric##_disc_show_##_name, \ + _fabric##_disc_store_##_name); + +#define TF_DISC_ATTR_RO(_fabric, _name) \ +static struct target_fabric_discovery_attribute _fabric##_disc_##_name = \ + __CONFIGFS_EATTR_RO(_name, \ + _fabric##_disc_show_##_name); + +extern int target_fabric_setup_cits(struct target_fabric_configfs *); diff --git a/include/target/target_core_fabric_lib.h b/include/target/target_core_fabric_lib.h new file mode 100644 index 000000000000..c2f8d0e3a03b --- /dev/null +++ b/include/target/target_core_fabric_lib.h @@ -0,0 +1,28 @@ +#ifndef TARGET_CORE_FABRIC_LIB_H +#define TARGET_CORE_FABRIC_LIB_H + +extern u8 sas_get_fabric_proto_ident(struct se_portal_group *); +extern u32 sas_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *, + struct t10_pr_registration *, int *, unsigned char *); +extern u32 sas_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *, + struct t10_pr_registration *, int *); +extern char *sas_parse_pr_out_transport_id(struct se_portal_group *, + const char *, u32 *, char **); + +extern u8 fc_get_fabric_proto_ident(struct se_portal_group *); +extern u32 fc_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *, + struct t10_pr_registration *, int *, unsigned char *); +extern u32 fc_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *, + struct t10_pr_registration *, int *); +extern char *fc_parse_pr_out_transport_id(struct se_portal_group *, + const char *, u32 *, char **); + +extern u8 iscsi_get_fabric_proto_ident(struct se_portal_group *); +extern u32 iscsi_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *, + struct t10_pr_registration *, int *, unsigned char *); +extern u32 iscsi_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *, + struct t10_pr_registration *, int *); +extern char *iscsi_parse_pr_out_transport_id(struct se_portal_group *, + const char *, u32 *, char **); + +#endif /* TARGET_CORE_FABRIC_LIB_H */ diff --git a/include/target/target_core_fabric_ops.h b/include/target/target_core_fabric_ops.h new file mode 100644 index 000000000000..dc78f77f9450 --- /dev/null +++ b/include/target/target_core_fabric_ops.h @@ -0,0 +1,100 @@ +/* Defined in target_core_configfs.h */ +struct target_fabric_configfs; + +struct target_core_fabric_ops { + struct configfs_subsystem *tf_subsys; + /* + * Optional to signal struct se_task->task_sg[] padding entries + * for scatterlist chaining using transport_do_task_sg_link(), + * disabled by default + */ + bool task_sg_chaining; + char *(*get_fabric_name)(void); + u8 (*get_fabric_proto_ident)(struct se_portal_group *); + char *(*tpg_get_wwn)(struct se_portal_group *); + u16 (*tpg_get_tag)(struct se_portal_group *); + u32 (*tpg_get_default_depth)(struct se_portal_group *); + u32 (*tpg_get_pr_transport_id)(struct se_portal_group *, + struct se_node_acl *, + struct t10_pr_registration *, int *, + unsigned char *); + u32 (*tpg_get_pr_transport_id_len)(struct se_portal_group *, + struct se_node_acl *, + struct t10_pr_registration *, int *); + char *(*tpg_parse_pr_out_transport_id)(struct se_portal_group *, + const char *, u32 *, char **); + int (*tpg_check_demo_mode)(struct se_portal_group *); + int (*tpg_check_demo_mode_cache)(struct se_portal_group *); + int (*tpg_check_demo_mode_write_protect)(struct se_portal_group *); + int (*tpg_check_prod_mode_write_protect)(struct se_portal_group *); + struct se_node_acl *(*tpg_alloc_fabric_acl)( + struct se_portal_group *); + void (*tpg_release_fabric_acl)(struct se_portal_group *, + struct se_node_acl *); + u32 (*tpg_get_inst_index)(struct se_portal_group *); + /* + * Optional function pointer for TCM to perform command map + * from TCM processing thread context, for those struct se_cmd + * initially allocated in interrupt context. + */ + int (*new_cmd_map)(struct se_cmd *); + /* + * Optional function pointer for TCM fabric modules that use + * Linux/NET sockets to allocate struct iovec array to struct se_cmd + */ + int (*alloc_cmd_iovecs)(struct se_cmd *); + /* + * Optional to release struct se_cmd and fabric dependent allocated + * I/O descriptor in transport_cmd_check_stop() + */ + void (*check_stop_free)(struct se_cmd *); + void (*release_cmd_to_pool)(struct se_cmd *); + void (*release_cmd_direct)(struct se_cmd *); + /* + * Called with spin_lock_bh(struct se_portal_group->session_lock held. + */ + int (*shutdown_session)(struct se_session *); + void (*close_session)(struct se_session *); + void (*stop_session)(struct se_session *, int, int); + void (*fall_back_to_erl0)(struct se_session *); + int (*sess_logged_in)(struct se_session *); + u32 (*sess_get_index)(struct se_session *); + /* + * Used only for SCSI fabrics that contain multi-value TransportIDs + * (like iSCSI). All other SCSI fabrics should set this to NULL. + */ + u32 (*sess_get_initiator_sid)(struct se_session *, + unsigned char *, u32); + int (*write_pending)(struct se_cmd *); + int (*write_pending_status)(struct se_cmd *); + void (*set_default_node_attributes)(struct se_node_acl *); + u32 (*get_task_tag)(struct se_cmd *); + int (*get_cmd_state)(struct se_cmd *); + void (*new_cmd_failure)(struct se_cmd *); + int (*queue_data_in)(struct se_cmd *); + int (*queue_status)(struct se_cmd *); + int (*queue_tm_rsp)(struct se_cmd *); + u16 (*set_fabric_sense_len)(struct se_cmd *, u32); + u16 (*get_fabric_sense_len)(void); + int (*is_state_remove)(struct se_cmd *); + u64 (*pack_lun)(unsigned int); + /* + * fabric module calls for target_core_fabric_configfs.c + */ + struct se_wwn *(*fabric_make_wwn)(struct target_fabric_configfs *, + struct config_group *, const char *); + void (*fabric_drop_wwn)(struct se_wwn *); + struct se_portal_group *(*fabric_make_tpg)(struct se_wwn *, + struct config_group *, const char *); + void (*fabric_drop_tpg)(struct se_portal_group *); + int (*fabric_post_link)(struct se_portal_group *, + struct se_lun *); + void (*fabric_pre_unlink)(struct se_portal_group *, + struct se_lun *); + struct se_tpg_np *(*fabric_make_np)(struct se_portal_group *, + struct config_group *, const char *); + void (*fabric_drop_np)(struct se_tpg_np *); + struct se_node_acl *(*fabric_make_nodeacl)(struct se_portal_group *, + struct config_group *, const char *); + void (*fabric_drop_nodeacl)(struct se_node_acl *); +}; diff --git a/include/target/target_core_tmr.h b/include/target/target_core_tmr.h new file mode 100644 index 000000000000..bd5596807478 --- /dev/null +++ b/include/target/target_core_tmr.h @@ -0,0 +1,35 @@ +#ifndef TARGET_CORE_TMR_H +#define TARGET_CORE_TMR_H + +/* fabric independent task management function values */ +enum tcm_tmreq_table { + TMR_ABORT_TASK = 1, + TMR_ABORT_TASK_SET = 2, + TMR_CLEAR_ACA = 3, + TMR_CLEAR_TASK_SET = 4, + TMR_LUN_RESET = 5, + TMR_TARGET_WARM_RESET = 6, + TMR_TARGET_COLD_RESET = 7, + TMR_FABRIC_TMR = 255, +}; + +/* fabric independent task management response values */ +enum tcm_tmrsp_table { + TMR_FUNCTION_COMPLETE = 0, + TMR_TASK_DOES_NOT_EXIST = 1, + TMR_LUN_DOES_NOT_EXIST = 2, + TMR_TASK_STILL_ALLEGIANT = 3, + TMR_TASK_FAILOVER_NOT_SUPPORTED = 4, + TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED = 5, + TMR_FUNCTION_AUTHORIZATION_FAILED = 6, + TMR_FUNCTION_REJECTED = 255, +}; + +extern struct kmem_cache *se_tmr_req_cache; + +extern struct se_tmr_req *core_tmr_alloc_req(struct se_cmd *, void *, u8); +extern void core_tmr_release_req(struct se_tmr_req *); +extern int core_tmr_lun_reset(struct se_device *, struct se_tmr_req *, + struct list_head *, struct se_cmd *); + +#endif /* TARGET_CORE_TMR_H */ diff --git a/include/target/target_core_tpg.h b/include/target/target_core_tpg.h new file mode 100644 index 000000000000..77e18729c4c1 --- /dev/null +++ b/include/target/target_core_tpg.h @@ -0,0 +1,35 @@ +#ifndef TARGET_CORE_TPG_H +#define TARGET_CORE_TPG_H + +extern struct se_node_acl *__core_tpg_get_initiator_node_acl(struct se_portal_group *tpg, + const char *); +extern struct se_node_acl *core_tpg_get_initiator_node_acl(struct se_portal_group *tpg, + unsigned char *); +extern void core_tpg_add_node_to_devs(struct se_node_acl *, + struct se_portal_group *); +extern struct se_node_acl *core_tpg_check_initiator_node_acl( + struct se_portal_group *, + unsigned char *); +extern void core_tpg_wait_for_nacl_pr_ref(struct se_node_acl *); +extern void core_tpg_wait_for_mib_ref(struct se_node_acl *); +extern void core_tpg_clear_object_luns(struct se_portal_group *); +extern struct se_node_acl *core_tpg_add_initiator_node_acl( + struct se_portal_group *, + struct se_node_acl *, + const char *, u32); +extern int core_tpg_del_initiator_node_acl(struct se_portal_group *, + struct se_node_acl *, int); +extern int core_tpg_set_initiator_node_queue_depth(struct se_portal_group *, + unsigned char *, u32, int); +extern int core_tpg_register(struct target_core_fabric_ops *, + struct se_wwn *, + struct se_portal_group *, void *, + int); +extern int core_tpg_deregister(struct se_portal_group *); +extern struct se_lun *core_tpg_pre_addlun(struct se_portal_group *, u32); +extern int core_tpg_post_addlun(struct se_portal_group *, struct se_lun *, u32, + void *); +extern struct se_lun *core_tpg_pre_dellun(struct se_portal_group *, u32, int *); +extern int core_tpg_post_dellun(struct se_portal_group *, struct se_lun *); + +#endif /* TARGET_CORE_TPG_H */ diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h new file mode 100644 index 000000000000..59aa464f6ee2 --- /dev/null +++ b/include/target/target_core_transport.h @@ -0,0 +1,359 @@ +#ifndef TARGET_CORE_TRANSPORT_H +#define TARGET_CORE_TRANSPORT_H + +#define TARGET_CORE_VERSION TARGET_CORE_MOD_VERSION + +/* Attempts before moving from SHORT to LONG */ +#define PYX_TRANSPORT_WINDOW_CLOSED_THRESHOLD 3 +#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_SHORT 3 /* In milliseconds */ +#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_LONG 10 /* In milliseconds */ + +#define PYX_TRANSPORT_STATUS_INTERVAL 5 /* In seconds */ + +#define PYX_TRANSPORT_SENT_TO_TRANSPORT 0 +#define PYX_TRANSPORT_WRITE_PENDING 1 + +#define PYX_TRANSPORT_UNKNOWN_SAM_OPCODE -1 +#define PYX_TRANSPORT_HBA_QUEUE_FULL -2 +#define PYX_TRANSPORT_REQ_TOO_MANY_SECTORS -3 +#define PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES -4 +#define PYX_TRANSPORT_INVALID_CDB_FIELD -5 +#define PYX_TRANSPORT_INVALID_PARAMETER_LIST -6 +#define PYX_TRANSPORT_LU_COMM_FAILURE -7 +#define PYX_TRANSPORT_UNKNOWN_MODE_PAGE -8 +#define PYX_TRANSPORT_WRITE_PROTECTED -9 +#define PYX_TRANSPORT_TASK_TIMEOUT -10 +#define PYX_TRANSPORT_RESERVATION_CONFLICT -11 +#define PYX_TRANSPORT_ILLEGAL_REQUEST -12 +#define PYX_TRANSPORT_USE_SENSE_REASON -13 + +#ifndef SAM_STAT_RESERVATION_CONFLICT +#define SAM_STAT_RESERVATION_CONFLICT 0x18 +#endif + +#define TRANSPORT_PLUGIN_FREE 0 +#define TRANSPORT_PLUGIN_REGISTERED 1 + +#define TRANSPORT_PLUGIN_PHBA_PDEV 1 +#define TRANSPORT_PLUGIN_VHBA_PDEV 2 +#define TRANSPORT_PLUGIN_VHBA_VDEV 3 + +/* For SE OBJ Plugins, in seconds */ +#define TRANSPORT_TIMEOUT_TUR 10 +#define TRANSPORT_TIMEOUT_TYPE_DISK 60 +#define TRANSPORT_TIMEOUT_TYPE_ROM 120 +#define TRANSPORT_TIMEOUT_TYPE_TAPE 600 +#define TRANSPORT_TIMEOUT_TYPE_OTHER 300 + +/* For se_task->task_state_flags */ +#define TSF_EXCEPTION_CLEARED 0x01 + +/* + * struct se_subsystem_dev->su_dev_flags +*/ +#define SDF_FIRMWARE_VPD_UNIT_SERIAL 0x00000001 +#define SDF_EMULATED_VPD_UNIT_SERIAL 0x00000002 +#define SDF_USING_UDEV_PATH 0x00000004 +#define SDF_USING_ALIAS 0x00000008 + +/* + * struct se_device->dev_flags + */ +#define DF_READ_ONLY 0x00000001 +#define DF_SPC2_RESERVATIONS 0x00000002 +#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000004 + +/* struct se_dev_attrib sanity values */ +/* 10 Minutes */ +#define DA_TASK_TIMEOUT_MAX 600 +/* Default max_unmap_lba_count */ +#define DA_MAX_UNMAP_LBA_COUNT 0 +/* Default max_unmap_block_desc_count */ +#define DA_MAX_UNMAP_BLOCK_DESC_COUNT 0 +/* Default unmap_granularity */ +#define DA_UNMAP_GRANULARITY_DEFAULT 0 +/* Default unmap_granularity_alignment */ +#define DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT 0 +/* Emulation for Direct Page Out */ +#define DA_EMULATE_DPO 0 +/* Emulation for Forced Unit Access WRITEs */ +#define DA_EMULATE_FUA_WRITE 1 +/* Emulation for Forced Unit Access READs */ +#define DA_EMULATE_FUA_READ 0 +/* Emulation for WriteCache and SYNCHRONIZE_CACHE */ +#define DA_EMULATE_WRITE_CACHE 0 +/* Emulation for UNIT ATTENTION Interlock Control */ +#define DA_EMULATE_UA_INTLLCK_CTRL 0 +/* Emulation for TASK_ABORTED status (TAS) by default */ +#define DA_EMULATE_TAS 1 +/* Emulation for Thin Provisioning UNMAP using block/blk-lib.c:blkdev_issue_discard() */ +#define DA_EMULATE_TPU 0 +/* + * Emulation for Thin Provisioning WRITE_SAME w/ UNMAP=1 bit using + * block/blk-lib.c:blkdev_issue_discard() + */ +#define DA_EMULATE_TPWS 0 +/* No Emulation for PSCSI by default */ +#define DA_EMULATE_RESERVATIONS 0 +/* No Emulation for PSCSI by default */ +#define DA_EMULATE_ALUA 0 +/* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */ +#define DA_ENFORCE_PR_ISIDS 1 +#define DA_STATUS_MAX_SECTORS_MIN 16 +#define DA_STATUS_MAX_SECTORS_MAX 8192 + +#define SE_MODE_PAGE_BUF 512 + +#define MOD_MAX_SECTORS(ms, bs) (ms % (PAGE_SIZE / bs)) + +struct se_mem; +struct se_subsystem_api; + +extern struct kmem_cache *se_mem_cache; + +extern int init_se_global(void); +extern void release_se_global(void); +extern void init_scsi_index_table(void); +extern u32 scsi_get_new_index(scsi_index_t); +extern void transport_init_queue_obj(struct se_queue_obj *); +extern int transport_subsystem_check_init(void); +extern int transport_subsystem_register(struct se_subsystem_api *); +extern void transport_subsystem_release(struct se_subsystem_api *); +extern void transport_load_plugins(void); +extern struct se_session *transport_init_session(void); +extern void __transport_register_session(struct se_portal_group *, + struct se_node_acl *, + struct se_session *, void *); +extern void transport_register_session(struct se_portal_group *, + struct se_node_acl *, + struct se_session *, void *); +extern void transport_free_session(struct se_session *); +extern void transport_deregister_session_configfs(struct se_session *); +extern void transport_deregister_session(struct se_session *); +extern void transport_cmd_finish_abort(struct se_cmd *, int); +extern void transport_cmd_finish_abort_tmr(struct se_cmd *); +extern void transport_complete_sync_cache(struct se_cmd *, int); +extern void transport_complete_task(struct se_task *, int); +extern void transport_add_task_to_execute_queue(struct se_task *, + struct se_task *, + struct se_device *); +extern void transport_remove_task_from_execute_queue(struct se_task *, + struct se_device *); +unsigned char *transport_dump_cmd_direction(struct se_cmd *); +extern void transport_dump_dev_state(struct se_device *, char *, int *); +extern void transport_dump_dev_info(struct se_device *, struct se_lun *, + unsigned long long, char *, int *); +extern void transport_dump_vpd_proto_id(struct t10_vpd *, + unsigned char *, int); +extern void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *); +extern int transport_dump_vpd_assoc(struct t10_vpd *, + unsigned char *, int); +extern int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *); +extern int transport_dump_vpd_ident_type(struct t10_vpd *, + unsigned char *, int); +extern int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *); +extern int transport_dump_vpd_ident(struct t10_vpd *, + unsigned char *, int); +extern int transport_set_vpd_ident(struct t10_vpd *, unsigned char *); +extern struct se_device *transport_add_device_to_core_hba(struct se_hba *, + struct se_subsystem_api *, + struct se_subsystem_dev *, u32, + void *, struct se_dev_limits *, + const char *, const char *); +extern void transport_device_setup_cmd(struct se_cmd *); +extern void transport_init_se_cmd(struct se_cmd *, + struct target_core_fabric_ops *, + struct se_session *, u32, int, int, + unsigned char *); +extern void transport_free_se_cmd(struct se_cmd *); +extern int transport_generic_allocate_tasks(struct se_cmd *, unsigned char *); +extern int transport_generic_handle_cdb(struct se_cmd *); +extern int transport_generic_handle_cdb_map(struct se_cmd *); +extern int transport_generic_handle_data(struct se_cmd *); +extern void transport_new_cmd_failure(struct se_cmd *); +extern int transport_generic_handle_tmr(struct se_cmd *); +extern void __transport_stop_task_timer(struct se_task *, unsigned long *); +extern unsigned char transport_asciihex_to_binaryhex(unsigned char val[2]); +extern int transport_generic_map_mem_to_cmd(struct se_cmd *cmd, struct scatterlist *, u32, + struct scatterlist *, u32); +extern int transport_clear_lun_from_sessions(struct se_lun *); +extern int transport_check_aborted_status(struct se_cmd *, int); +extern int transport_send_check_condition_and_sense(struct se_cmd *, u8, int); +extern void transport_send_task_abort(struct se_cmd *); +extern void transport_release_cmd_to_pool(struct se_cmd *); +extern void transport_generic_free_cmd(struct se_cmd *, int, int, int); +extern void transport_generic_wait_for_cmds(struct se_cmd *, int); +extern u32 transport_calc_sg_num(struct se_task *, struct se_mem *, u32); +extern int transport_map_mem_to_sg(struct se_task *, struct list_head *, + void *, struct se_mem *, + struct se_mem **, u32 *, u32 *); +extern void transport_do_task_sg_chain(struct se_cmd *); +extern void transport_generic_process_write(struct se_cmd *); +extern int transport_generic_do_tmr(struct se_cmd *); +/* From target_core_alua.c */ +extern int core_alua_check_nonop_delay(struct se_cmd *); +/* From target_core_cdb.c */ +extern int transport_emulate_control_cdb(struct se_task *); + +/* + * Each se_transport_task_t can have N number of possible struct se_task's + * for the storage transport(s) to possibly execute. + * Used primarily for splitting up CDBs that exceed the physical storage + * HBA's maximum sector count per task. + */ +struct se_mem { + struct page *se_page; + u32 se_len; + u32 se_off; + struct list_head se_list; +} ____cacheline_aligned; + +/* + * Each type of disk transport supported MUST have a template defined + * within its .h file. + */ +struct se_subsystem_api { + /* + * The Name. :-) + */ + char name[16]; + /* + * Transport Type. + */ + u8 transport_type; + /* + * struct module for struct se_hba references + */ + struct module *owner; + /* + * Used for global se_subsystem_api list_head + */ + struct list_head sub_api_list; + /* + * For SCF_SCSI_NON_DATA_CDB + */ + int (*cdb_none)(struct se_task *); + /* + * For SCF_SCSI_CONTROL_NONSG_IO_CDB + */ + int (*map_task_non_SG)(struct se_task *); + /* + * For SCF_SCSI_DATA_SG_IO_CDB and SCF_SCSI_CONTROL_SG_IO_CDB + */ + int (*map_task_SG)(struct se_task *); + /* + * attach_hba(): + */ + int (*attach_hba)(struct se_hba *, u32); + /* + * detach_hba(): + */ + void (*detach_hba)(struct se_hba *); + /* + * pmode_hba(): Used for TCM/pSCSI subsystem plugin HBA -> + * Linux/SCSI struct Scsi_Host passthrough + */ + int (*pmode_enable_hba)(struct se_hba *, unsigned long); + /* + * allocate_virtdevice(): + */ + void *(*allocate_virtdevice)(struct se_hba *, const char *); + /* + * create_virtdevice(): Only for Virtual HBAs + */ + struct se_device *(*create_virtdevice)(struct se_hba *, + struct se_subsystem_dev *, void *); + /* + * free_device(): + */ + void (*free_device)(void *); + + /* + * dpo_emulated(): + */ + int (*dpo_emulated)(struct se_device *); + /* + * fua_write_emulated(): + */ + int (*fua_write_emulated)(struct se_device *); + /* + * fua_read_emulated(): + */ + int (*fua_read_emulated)(struct se_device *); + /* + * write_cache_emulated(): + */ + int (*write_cache_emulated)(struct se_device *); + /* + * transport_complete(): + * + * Use transport_generic_complete() for majority of DAS transport + * drivers. Provided out of convenience. + */ + int (*transport_complete)(struct se_task *task); + struct se_task *(*alloc_task)(struct se_cmd *); + /* + * do_task(): + */ + int (*do_task)(struct se_task *); + /* + * Used by virtual subsystem plugins IBLOCK and FILEIO to emulate + * UNMAP and WRITE_SAME_* w/ UNMAP=1 <-> Linux/Block Discard + */ + int (*do_discard)(struct se_device *, sector_t, u32); + /* + * Used by virtual subsystem plugins IBLOCK and FILEIO to emulate + * SYNCHRONIZE_CACHE_* <-> Linux/Block blkdev_issue_flush() + */ + void (*do_sync_cache)(struct se_task *); + /* + * free_task(): + */ + void (*free_task)(struct se_task *); + /* + * check_configfs_dev_params(): + */ + ssize_t (*check_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *); + /* + * set_configfs_dev_params(): + */ + ssize_t (*set_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *, + const char *, ssize_t); + /* + * show_configfs_dev_params(): + */ + ssize_t (*show_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *, + char *); + /* + * get_cdb(): + */ + unsigned char *(*get_cdb)(struct se_task *); + /* + * get_device_rev(): + */ + u32 (*get_device_rev)(struct se_device *); + /* + * get_device_type(): + */ + u32 (*get_device_type)(struct se_device *); + /* + * Get the sector_t from a subsystem backstore.. + */ + sector_t (*get_blocks)(struct se_device *); + /* + * do_se_mem_map(): + */ + int (*do_se_mem_map)(struct se_task *, struct list_head *, void *, + struct se_mem *, struct se_mem **, u32 *, u32 *); + /* + * get_sense_buffer(): + */ + unsigned char *(*get_sense_buffer)(struct se_task *); +} ____cacheline_aligned; + +#define TRANSPORT(dev) ((dev)->transport) +#define HBA_TRANSPORT(hba) ((hba)->transport) + +extern struct se_global *se_global; + +#endif /* TARGET_CORE_TRANSPORT_H */ diff --git a/include/trace/define_trace.h b/include/trace/define_trace.h index 1dfab5401511..da39b22636f7 100644 --- a/include/trace/define_trace.h +++ b/include/trace/define_trace.h @@ -21,11 +21,30 @@ #undef CREATE_TRACE_POINTS #include <linux/stringify.h> +/* + * module.h includes tracepoints, and because ftrace.h + * pulls in module.h: + * trace/ftrace.h -> linux/ftrace_event.h -> linux/perf_event.h -> + * linux/ftrace.h -> linux/module.h + * we must include module.h here before we play with any of + * the TRACE_EVENT() macros, otherwise the tracepoints included + * by module.h may break the build. + */ +#include <linux/module.h> #undef TRACE_EVENT #define TRACE_EVENT(name, proto, args, tstruct, assign, print) \ DEFINE_TRACE(name) +#undef TRACE_EVENT_CONDITION +#define TRACE_EVENT_CONDITION(name, proto, args, cond, tstruct, assign, print) \ + TRACE_EVENT(name, \ + PARAMS(proto), \ + PARAMS(args), \ + PARAMS(tstruct), \ + PARAMS(assign), \ + PARAMS(print)) + #undef TRACE_EVENT_FN #define TRACE_EVENT_FN(name, proto, args, tstruct, \ assign, print, reg, unreg) \ @@ -39,6 +58,10 @@ #define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ DEFINE_TRACE(name) +#undef DEFINE_EVENT_CONDITION +#define DEFINE_EVENT_CONDITION(template, name, proto, args, cond) \ + DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args)) + #undef DECLARE_TRACE #define DECLARE_TRACE(name, proto, args) \ DEFINE_TRACE(name) @@ -75,9 +98,11 @@ #undef TRACE_EVENT #undef TRACE_EVENT_FN +#undef TRACE_EVENT_CONDITION #undef DECLARE_EVENT_CLASS #undef DEFINE_EVENT #undef DEFINE_EVENT_PRINT +#undef DEFINE_EVENT_CONDITION #undef TRACE_HEADER_MULTI_READ #undef DECLARE_TRACE diff --git a/include/trace/events/asoc.h b/include/trace/events/asoc.h new file mode 100644 index 000000000000..ae973d2e27a1 --- /dev/null +++ b/include/trace/events/asoc.h @@ -0,0 +1,260 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM asoc + +#if !defined(_TRACE_ASOC_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_ASOC_H + +#include <linux/ktime.h> +#include <linux/tracepoint.h> + +struct snd_soc_jack; +struct snd_soc_codec; +struct snd_soc_card; +struct snd_soc_dapm_widget; + +/* + * Log register events + */ +DECLARE_EVENT_CLASS(snd_soc_reg, + + TP_PROTO(struct snd_soc_codec *codec, unsigned int reg, + unsigned int val), + + TP_ARGS(codec, reg, val), + + TP_STRUCT__entry( + __string( name, codec->name ) + __field( int, id ) + __field( unsigned int, reg ) + __field( unsigned int, val ) + ), + + TP_fast_assign( + __assign_str(name, codec->name); + __entry->id = codec->id; + __entry->reg = reg; + __entry->val = val; + ), + + TP_printk("codec=%s.%d reg=%x val=%x", __get_str(name), + (int)__entry->id, (unsigned int)__entry->reg, + (unsigned int)__entry->val) +); + +DEFINE_EVENT(snd_soc_reg, snd_soc_reg_write, + + TP_PROTO(struct snd_soc_codec *codec, unsigned int reg, + unsigned int val), + + TP_ARGS(codec, reg, val) + +); + +DEFINE_EVENT(snd_soc_reg, snd_soc_reg_read, + + TP_PROTO(struct snd_soc_codec *codec, unsigned int reg, + unsigned int val), + + TP_ARGS(codec, reg, val) + +); + +DECLARE_EVENT_CLASS(snd_soc_card, + + TP_PROTO(struct snd_soc_card *card, int val), + + TP_ARGS(card, val), + + TP_STRUCT__entry( + __string( name, card->name ) + __field( int, val ) + ), + + TP_fast_assign( + __assign_str(name, card->name); + __entry->val = val; + ), + + TP_printk("card=%s val=%d", __get_str(name), (int)__entry->val) +); + +DEFINE_EVENT(snd_soc_card, snd_soc_bias_level_start, + + TP_PROTO(struct snd_soc_card *card, int val), + + TP_ARGS(card, val) + +); + +DEFINE_EVENT(snd_soc_card, snd_soc_bias_level_done, + + TP_PROTO(struct snd_soc_card *card, int val), + + TP_ARGS(card, val) + +); + +DECLARE_EVENT_CLASS(snd_soc_dapm_basic, + + TP_PROTO(struct snd_soc_card *card), + + TP_ARGS(card), + + TP_STRUCT__entry( + __string( name, card->name ) + ), + + TP_fast_assign( + __assign_str(name, card->name); + ), + + TP_printk("card=%s", __get_str(name)) +); + +DEFINE_EVENT(snd_soc_dapm_basic, snd_soc_dapm_start, + + TP_PROTO(struct snd_soc_card *card), + + TP_ARGS(card) + +); + +DEFINE_EVENT(snd_soc_dapm_basic, snd_soc_dapm_done, + + TP_PROTO(struct snd_soc_card *card), + + TP_ARGS(card) + +); + +DECLARE_EVENT_CLASS(snd_soc_dapm_widget, + + TP_PROTO(struct snd_soc_dapm_widget *w, int val), + + TP_ARGS(w, val), + + TP_STRUCT__entry( + __string( name, w->name ) + __field( int, val ) + ), + + TP_fast_assign( + __assign_str(name, w->name); + __entry->val = val; + ), + + TP_printk("widget=%s val=%d", __get_str(name), + (int)__entry->val) +); + +DEFINE_EVENT(snd_soc_dapm_widget, snd_soc_dapm_widget_power, + + TP_PROTO(struct snd_soc_dapm_widget *w, int val), + + TP_ARGS(w, val) + +); + +DEFINE_EVENT(snd_soc_dapm_widget, snd_soc_dapm_widget_event_start, + + TP_PROTO(struct snd_soc_dapm_widget *w, int val), + + TP_ARGS(w, val) + +); + +DEFINE_EVENT(snd_soc_dapm_widget, snd_soc_dapm_widget_event_done, + + TP_PROTO(struct snd_soc_dapm_widget *w, int val), + + TP_ARGS(w, val) + +); + +TRACE_EVENT(snd_soc_jack_irq, + + TP_PROTO(const char *name), + + TP_ARGS(name), + + TP_STRUCT__entry( + __string( name, name ) + ), + + TP_fast_assign( + __assign_str(name, name); + ), + + TP_printk("%s", __get_str(name)) +); + +TRACE_EVENT(snd_soc_jack_report, + + TP_PROTO(struct snd_soc_jack *jack, int mask, int val), + + TP_ARGS(jack, mask, val), + + TP_STRUCT__entry( + __string( name, jack->jack->name ) + __field( int, mask ) + __field( int, val ) + ), + + TP_fast_assign( + __assign_str(name, jack->jack->name); + __entry->mask = mask; + __entry->val = val; + ), + + TP_printk("jack=%s %x/%x", __get_str(name), (int)__entry->val, + (int)__entry->mask) +); + +TRACE_EVENT(snd_soc_jack_notify, + + TP_PROTO(struct snd_soc_jack *jack, int val), + + TP_ARGS(jack, val), + + TP_STRUCT__entry( + __string( name, jack->jack->name ) + __field( int, val ) + ), + + TP_fast_assign( + __assign_str(name, jack->jack->name); + __entry->val = val; + ), + + TP_printk("jack=%s %x", __get_str(name), (int)__entry->val) +); + +TRACE_EVENT(snd_soc_cache_sync, + + TP_PROTO(struct snd_soc_codec *codec, const char *type, + const char *status), + + TP_ARGS(codec, type, status), + + TP_STRUCT__entry( + __string( name, codec->name ) + __string( status, status ) + __string( type, type ) + __field( int, id ) + ), + + TP_fast_assign( + __assign_str(name, codec->name); + __assign_str(status, status); + __assign_str(type, type); + __entry->id = codec->id; + ), + + TP_printk("codec=%s.%d type=%s status=%s", __get_str(name), + (int)__entry->id, __get_str(type), __get_str(status)) +); + +#endif /* _TRACE_ASOC_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/bkl.h b/include/trace/events/bkl.h deleted file mode 100644 index 1af72dc24278..000000000000 --- a/include/trace/events/bkl.h +++ /dev/null @@ -1,61 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM bkl - -#if !defined(_TRACE_BKL_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_BKL_H - -#include <linux/tracepoint.h> - -TRACE_EVENT(lock_kernel, - - TP_PROTO(const char *func, const char *file, int line), - - TP_ARGS(func, file, line), - - TP_STRUCT__entry( - __field( int, depth ) - __field_ext( const char *, func, FILTER_PTR_STRING ) - __field_ext( const char *, file, FILTER_PTR_STRING ) - __field( int, line ) - ), - - TP_fast_assign( - /* We want to record the lock_depth after lock is acquired */ - __entry->depth = current->lock_depth + 1; - __entry->func = func; - __entry->file = file; - __entry->line = line; - ), - - TP_printk("depth=%d file:line=%s:%d func=%s()", __entry->depth, - __entry->file, __entry->line, __entry->func) -); - -TRACE_EVENT(unlock_kernel, - - TP_PROTO(const char *func, const char *file, int line), - - TP_ARGS(func, file, line), - - TP_STRUCT__entry( - __field(int, depth ) - __field(const char *, func ) - __field(const char *, file ) - __field(int, line ) - ), - - TP_fast_assign( - __entry->depth = current->lock_depth; - __entry->func = func; - __entry->file = file; - __entry->line = line; - ), - - TP_printk("depth=%d file:line=%s:%d func=%s()", __entry->depth, - __entry->file, __entry->line, __entry->func) -); - -#endif /* _TRACE_BKL_H */ - -/* This part must be outside protection */ -#include <trace/define_trace.h> diff --git a/include/trace/events/block.h b/include/trace/events/block.h index d8ce278515c3..bf366547da25 100644 --- a/include/trace/events/block.h +++ b/include/trace/events/block.h @@ -31,7 +31,7 @@ DECLARE_EVENT_CLASS(block_rq_with_error, 0 : blk_rq_sectors(rq); __entry->errors = rq->errors; - blk_fill_rwbs_rq(__entry->rwbs, rq); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); blk_dump_cmd(__get_str(cmd), rq); ), @@ -118,7 +118,7 @@ DECLARE_EVENT_CLASS(block_rq, __entry->bytes = (rq->cmd_type == REQ_TYPE_BLOCK_PC) ? blk_rq_bytes(rq) : 0; - blk_fill_rwbs_rq(__entry->rwbs, rq); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); blk_dump_cmd(__get_str(cmd), rq); memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), @@ -206,15 +206,16 @@ TRACE_EVENT(block_bio_bounce, * block_bio_complete - completed all work on the block operation * @q: queue holding the block operation * @bio: block operation completed + * @error: io error value * * This tracepoint indicates there is no further work to do on this * block IO operation @bio. */ TRACE_EVENT(block_bio_complete, - TP_PROTO(struct request_queue *q, struct bio *bio), + TP_PROTO(struct request_queue *q, struct bio *bio, int error), - TP_ARGS(q, bio), + TP_ARGS(q, bio, error), TP_STRUCT__entry( __field( dev_t, dev ) @@ -228,6 +229,7 @@ TRACE_EVENT(block_bio_complete, __entry->dev = bio->bi_bdev->bd_dev; __entry->sector = bio->bi_sector; __entry->nr_sector = bio->bi_size >> 9; + __entry->error = error; blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size); ), @@ -399,9 +401,9 @@ TRACE_EVENT(block_plug, DECLARE_EVENT_CLASS(block_unplug, - TP_PROTO(struct request_queue *q), + TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), - TP_ARGS(q), + TP_ARGS(q, depth, explicit), TP_STRUCT__entry( __field( int, nr_rq ) @@ -409,7 +411,7 @@ DECLARE_EVENT_CLASS(block_unplug, ), TP_fast_assign( - __entry->nr_rq = q->rq.count[READ] + q->rq.count[WRITE]; + __entry->nr_rq = depth; memcpy(__entry->comm, current->comm, TASK_COMM_LEN); ), @@ -417,31 +419,19 @@ DECLARE_EVENT_CLASS(block_unplug, ); /** - * block_unplug_timer - timed release of operations requests in queue to device driver - * @q: request queue to unplug - * - * Unplug the request queue @q because a timer expired and allow block - * operation requests to be sent to the device driver. - */ -DEFINE_EVENT(block_unplug, block_unplug_timer, - - TP_PROTO(struct request_queue *q), - - TP_ARGS(q) -); - -/** - * block_unplug_io - release of operations requests in request queue + * block_unplug - release of operations requests in request queue * @q: request queue to unplug + * @depth: number of requests just added to the queue + * @explicit: whether this was an explicit unplug, or one from schedule() * * Unplug request queue @q because device driver is scheduled to work * on elements in the request queue. */ -DEFINE_EVENT(block_unplug, block_unplug_io, +DEFINE_EVENT(block_unplug, block_unplug, - TP_PROTO(struct request_queue *q), + TP_PROTO(struct request_queue *q, unsigned int depth, bool explicit), - TP_ARGS(q) + TP_ARGS(q, depth, explicit) ); /** @@ -486,16 +476,16 @@ TRACE_EVENT(block_split, ); /** - * block_remap - map request for a partition to the raw device + * block_bio_remap - map request for a logical device to the raw device * @q: queue holding the operation * @bio: revised operation * @dev: device for the operation * @from: original sector for the operation * - * An operation for a partition on a block device has been mapped to the + * An operation for a logical device has been mapped to the * raw block device. */ -TRACE_EVENT(block_remap, +TRACE_EVENT(block_bio_remap, TP_PROTO(struct request_queue *q, struct bio *bio, dev_t dev, sector_t from), @@ -561,7 +551,7 @@ TRACE_EVENT(block_rq_remap, __entry->nr_sector = blk_rq_sectors(rq); __entry->old_dev = dev; __entry->old_sector = from; - blk_fill_rwbs_rq(__entry->rwbs, rq); + blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq)); ), TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu", diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h new file mode 100644 index 000000000000..f445cff66ab7 --- /dev/null +++ b/include/trace/events/btrfs.h @@ -0,0 +1,667 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM btrfs + +#if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_BTRFS_H + +#include <linux/writeback.h> +#include <linux/tracepoint.h> + +struct btrfs_root; +struct btrfs_fs_info; +struct btrfs_inode; +struct extent_map; +struct btrfs_ordered_extent; +struct btrfs_delayed_ref_node; +struct btrfs_delayed_tree_ref; +struct btrfs_delayed_data_ref; +struct btrfs_delayed_ref_head; +struct map_lookup; +struct extent_buffer; + +#define show_ref_type(type) \ + __print_symbolic(type, \ + { BTRFS_TREE_BLOCK_REF_KEY, "TREE_BLOCK_REF" }, \ + { BTRFS_EXTENT_DATA_REF_KEY, "EXTENT_DATA_REF" }, \ + { BTRFS_EXTENT_REF_V0_KEY, "EXTENT_REF_V0" }, \ + { BTRFS_SHARED_BLOCK_REF_KEY, "SHARED_BLOCK_REF" }, \ + { BTRFS_SHARED_DATA_REF_KEY, "SHARED_DATA_REF" }) + +#define __show_root_type(obj) \ + __print_symbolic(obj, \ + { BTRFS_ROOT_TREE_OBJECTID, "ROOT_TREE" }, \ + { BTRFS_EXTENT_TREE_OBJECTID, "EXTENT_TREE" }, \ + { BTRFS_CHUNK_TREE_OBJECTID, "CHUNK_TREE" }, \ + { BTRFS_DEV_TREE_OBJECTID, "DEV_TREE" }, \ + { BTRFS_FS_TREE_OBJECTID, "FS_TREE" }, \ + { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" }, \ + { BTRFS_CSUM_TREE_OBJECTID, "CSUM_TREE" }, \ + { BTRFS_TREE_LOG_OBJECTID, "TREE_LOG" }, \ + { BTRFS_TREE_RELOC_OBJECTID, "TREE_RELOC" }, \ + { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" }) + +#define show_root_type(obj) \ + obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) || \ + (obj <= BTRFS_CSUM_TREE_OBJECTID )) ? __show_root_type(obj) : "-" + +TRACE_EVENT(btrfs_transaction_commit, + + TP_PROTO(struct btrfs_root *root), + + TP_ARGS(root), + + TP_STRUCT__entry( + __field( u64, generation ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + __entry->generation = root->fs_info->generation; + __entry->root_objectid = root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), gen = %llu", + show_root_type(__entry->root_objectid), + (unsigned long long)__entry->generation) +); + +DECLARE_EVENT_CLASS(btrfs__inode, + + TP_PROTO(struct inode *inode), + + TP_ARGS(inode), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( blkcnt_t, blocks ) + __field( u64, disk_i_size ) + __field( u64, generation ) + __field( u64, last_trans ) + __field( u64, logged_trans ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->blocks = inode->i_blocks; + __entry->disk_i_size = BTRFS_I(inode)->disk_i_size; + __entry->generation = BTRFS_I(inode)->generation; + __entry->last_trans = BTRFS_I(inode)->last_trans; + __entry->logged_trans = BTRFS_I(inode)->logged_trans; + __entry->root_objectid = + BTRFS_I(inode)->root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), gen = %llu, ino = %lu, blocks = %llu, " + "disk_i_size = %llu, last_trans = %llu, logged_trans = %llu", + show_root_type(__entry->root_objectid), + (unsigned long long)__entry->generation, + (unsigned long)__entry->ino, + (unsigned long long)__entry->blocks, + (unsigned long long)__entry->disk_i_size, + (unsigned long long)__entry->last_trans, + (unsigned long long)__entry->logged_trans) +); + +DEFINE_EVENT(btrfs__inode, btrfs_inode_new, + + TP_PROTO(struct inode *inode), + + TP_ARGS(inode) +); + +DEFINE_EVENT(btrfs__inode, btrfs_inode_request, + + TP_PROTO(struct inode *inode), + + TP_ARGS(inode) +); + +DEFINE_EVENT(btrfs__inode, btrfs_inode_evict, + + TP_PROTO(struct inode *inode), + + TP_ARGS(inode) +); + +#define __show_map_type(type) \ + __print_symbolic(type, \ + { EXTENT_MAP_LAST_BYTE, "LAST_BYTE" }, \ + { EXTENT_MAP_HOLE, "HOLE" }, \ + { EXTENT_MAP_INLINE, "INLINE" }, \ + { EXTENT_MAP_DELALLOC, "DELALLOC" }) + +#define show_map_type(type) \ + type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" : __show_map_type(type) + +#define show_map_flags(flag) \ + __print_flags(flag, "|", \ + { EXTENT_FLAG_PINNED, "PINNED" }, \ + { EXTENT_FLAG_COMPRESSED, "COMPRESSED" }, \ + { EXTENT_FLAG_VACANCY, "VACANCY" }, \ + { EXTENT_FLAG_PREALLOC, "PREALLOC" }) + +TRACE_EVENT(btrfs_get_extent, + + TP_PROTO(struct btrfs_root *root, struct extent_map *map), + + TP_ARGS(root, map), + + TP_STRUCT__entry( + __field( u64, root_objectid ) + __field( u64, start ) + __field( u64, len ) + __field( u64, orig_start ) + __field( u64, block_start ) + __field( u64, block_len ) + __field( unsigned long, flags ) + __field( int, refs ) + __field( unsigned int, compress_type ) + ), + + TP_fast_assign( + __entry->root_objectid = root->root_key.objectid; + __entry->start = map->start; + __entry->len = map->len; + __entry->orig_start = map->orig_start; + __entry->block_start = map->block_start; + __entry->block_len = map->block_len; + __entry->flags = map->flags; + __entry->refs = atomic_read(&map->refs); + __entry->compress_type = map->compress_type; + ), + + TP_printk("root = %llu(%s), start = %llu, len = %llu, " + "orig_start = %llu, block_start = %llu(%s), " + "block_len = %llu, flags = %s, refs = %u, " + "compress_type = %u", + show_root_type(__entry->root_objectid), + (unsigned long long)__entry->start, + (unsigned long long)__entry->len, + (unsigned long long)__entry->orig_start, + show_map_type(__entry->block_start), + (unsigned long long)__entry->block_len, + show_map_flags(__entry->flags), + __entry->refs, __entry->compress_type) +); + +#define show_ordered_flags(flags) \ + __print_symbolic(flags, \ + { BTRFS_ORDERED_IO_DONE, "IO_DONE" }, \ + { BTRFS_ORDERED_COMPLETE, "COMPLETE" }, \ + { BTRFS_ORDERED_NOCOW, "NOCOW" }, \ + { BTRFS_ORDERED_COMPRESSED, "COMPRESSED" }, \ + { BTRFS_ORDERED_PREALLOC, "PREALLOC" }, \ + { BTRFS_ORDERED_DIRECT, "DIRECT" }) + +DECLARE_EVENT_CLASS(btrfs__ordered_extent, + + TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered), + + TP_ARGS(inode, ordered), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( u64, file_offset ) + __field( u64, start ) + __field( u64, len ) + __field( u64, disk_len ) + __field( u64, bytes_left ) + __field( unsigned long, flags ) + __field( int, compress_type ) + __field( int, refs ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->file_offset = ordered->file_offset; + __entry->start = ordered->start; + __entry->len = ordered->len; + __entry->disk_len = ordered->disk_len; + __entry->bytes_left = ordered->bytes_left; + __entry->flags = ordered->flags; + __entry->compress_type = ordered->compress_type; + __entry->refs = atomic_read(&ordered->refs); + __entry->root_objectid = + BTRFS_I(inode)->root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), ino = %llu, file_offset = %llu, " + "start = %llu, len = %llu, disk_len = %llu, " + "bytes_left = %llu, flags = %s, compress_type = %d, " + "refs = %d", + show_root_type(__entry->root_objectid), + (unsigned long long)__entry->ino, + (unsigned long long)__entry->file_offset, + (unsigned long long)__entry->start, + (unsigned long long)__entry->len, + (unsigned long long)__entry->disk_len, + (unsigned long long)__entry->bytes_left, + show_ordered_flags(__entry->flags), + __entry->compress_type, __entry->refs) +); + +DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add, + + TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered), + + TP_ARGS(inode, ordered) +); + +DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove, + + TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered), + + TP_ARGS(inode, ordered) +); + +DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start, + + TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered), + + TP_ARGS(inode, ordered) +); + +DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put, + + TP_PROTO(struct inode *inode, struct btrfs_ordered_extent *ordered), + + TP_ARGS(inode, ordered) +); + +DECLARE_EVENT_CLASS(btrfs__writepage, + + TP_PROTO(struct page *page, struct inode *inode, + struct writeback_control *wbc), + + TP_ARGS(page, inode, wbc), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( pgoff_t, index ) + __field( long, nr_to_write ) + __field( long, pages_skipped ) + __field( loff_t, range_start ) + __field( loff_t, range_end ) + __field( char, nonblocking ) + __field( char, for_kupdate ) + __field( char, for_reclaim ) + __field( char, range_cyclic ) + __field( pgoff_t, writeback_index ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->index = page->index; + __entry->nr_to_write = wbc->nr_to_write; + __entry->pages_skipped = wbc->pages_skipped; + __entry->range_start = wbc->range_start; + __entry->range_end = wbc->range_end; + __entry->nonblocking = wbc->nonblocking; + __entry->for_kupdate = wbc->for_kupdate; + __entry->for_reclaim = wbc->for_reclaim; + __entry->range_cyclic = wbc->range_cyclic; + __entry->writeback_index = inode->i_mapping->writeback_index; + __entry->root_objectid = + BTRFS_I(inode)->root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, " + "nr_to_write = %ld, pages_skipped = %ld, range_start = %llu, " + "range_end = %llu, nonblocking = %d, for_kupdate = %d, " + "for_reclaim = %d, range_cyclic = %d, writeback_index = %lu", + show_root_type(__entry->root_objectid), + (unsigned long)__entry->ino, __entry->index, + __entry->nr_to_write, __entry->pages_skipped, + __entry->range_start, __entry->range_end, + __entry->nonblocking, __entry->for_kupdate, + __entry->for_reclaim, __entry->range_cyclic, + (unsigned long)__entry->writeback_index) +); + +DEFINE_EVENT(btrfs__writepage, __extent_writepage, + + TP_PROTO(struct page *page, struct inode *inode, + struct writeback_control *wbc), + + TP_ARGS(page, inode, wbc) +); + +TRACE_EVENT(btrfs_writepage_end_io_hook, + + TP_PROTO(struct page *page, u64 start, u64 end, int uptodate), + + TP_ARGS(page, start, end, uptodate), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( pgoff_t, index ) + __field( u64, start ) + __field( u64, end ) + __field( int, uptodate ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + __entry->ino = page->mapping->host->i_ino; + __entry->index = page->index; + __entry->start = start; + __entry->end = end; + __entry->uptodate = uptodate; + __entry->root_objectid = + BTRFS_I(page->mapping->host)->root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), ino = %lu, page_index = %lu, start = %llu, " + "end = %llu, uptodate = %d", + show_root_type(__entry->root_objectid), + (unsigned long)__entry->ino, (unsigned long)__entry->index, + (unsigned long long)__entry->start, + (unsigned long long)__entry->end, __entry->uptodate) +); + +TRACE_EVENT(btrfs_sync_file, + + TP_PROTO(struct file *file, int datasync), + + TP_ARGS(file, datasync), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( ino_t, parent ) + __field( int, datasync ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + struct dentry *dentry = file->f_path.dentry; + struct inode *inode = dentry->d_inode; + + __entry->ino = inode->i_ino; + __entry->parent = dentry->d_parent->d_inode->i_ino; + __entry->datasync = datasync; + __entry->root_objectid = + BTRFS_I(inode)->root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), ino = %ld, parent = %ld, datasync = %d", + show_root_type(__entry->root_objectid), + (unsigned long)__entry->ino, (unsigned long)__entry->parent, + __entry->datasync) +); + +TRACE_EVENT(btrfs_sync_fs, + + TP_PROTO(int wait), + + TP_ARGS(wait), + + TP_STRUCT__entry( + __field( int, wait ) + ), + + TP_fast_assign( + __entry->wait = wait; + ), + + TP_printk("wait = %d", __entry->wait) +); + +#define show_ref_action(action) \ + __print_symbolic(action, \ + { BTRFS_ADD_DELAYED_REF, "ADD_DELAYED_REF" }, \ + { BTRFS_DROP_DELAYED_REF, "DROP_DELAYED_REF" }, \ + { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" }, \ + { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" }) + + +TRACE_EVENT(btrfs_delayed_tree_ref, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_tree_ref *full_ref, + int action), + + TP_ARGS(ref, full_ref, action), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + __field( int, action ) + __field( u64, parent ) + __field( u64, ref_root ) + __field( int, level ) + __field( int, type ) + ), + + TP_fast_assign( + __entry->bytenr = ref->bytenr; + __entry->num_bytes = ref->num_bytes; + __entry->action = action; + __entry->parent = full_ref->parent; + __entry->ref_root = full_ref->root; + __entry->level = full_ref->level; + __entry->type = ref->type; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, " + "parent = %llu(%s), ref_root = %llu(%s), level = %d, " + "type = %s", + (unsigned long long)__entry->bytenr, + (unsigned long long)__entry->num_bytes, + show_ref_action(__entry->action), + show_root_type(__entry->parent), + show_root_type(__entry->ref_root), + __entry->level, show_ref_type(__entry->type)) +); + +TRACE_EVENT(btrfs_delayed_data_ref, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_data_ref *full_ref, + int action), + + TP_ARGS(ref, full_ref, action), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + __field( int, action ) + __field( u64, parent ) + __field( u64, ref_root ) + __field( u64, owner ) + __field( u64, offset ) + __field( int, type ) + ), + + TP_fast_assign( + __entry->bytenr = ref->bytenr; + __entry->num_bytes = ref->num_bytes; + __entry->action = action; + __entry->parent = full_ref->parent; + __entry->ref_root = full_ref->root; + __entry->owner = full_ref->objectid; + __entry->offset = full_ref->offset; + __entry->type = ref->type; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, " + "parent = %llu(%s), ref_root = %llu(%s), owner = %llu, " + "offset = %llu, type = %s", + (unsigned long long)__entry->bytenr, + (unsigned long long)__entry->num_bytes, + show_ref_action(__entry->action), + show_root_type(__entry->parent), + show_root_type(__entry->ref_root), + (unsigned long long)__entry->owner, + (unsigned long long)__entry->offset, + show_ref_type(__entry->type)) +); + +TRACE_EVENT(btrfs_delayed_ref_head, + + TP_PROTO(struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_ref_head *head_ref, + int action), + + TP_ARGS(ref, head_ref, action), + + TP_STRUCT__entry( + __field( u64, bytenr ) + __field( u64, num_bytes ) + __field( int, action ) + __field( int, is_data ) + ), + + TP_fast_assign( + __entry->bytenr = ref->bytenr; + __entry->num_bytes = ref->num_bytes; + __entry->action = action; + __entry->is_data = head_ref->is_data; + ), + + TP_printk("bytenr = %llu, num_bytes = %llu, action = %s, is_data = %d", + (unsigned long long)__entry->bytenr, + (unsigned long long)__entry->num_bytes, + show_ref_action(__entry->action), + __entry->is_data) +); + +#define show_chunk_type(type) \ + __print_flags(type, "|", \ + { BTRFS_BLOCK_GROUP_DATA, "DATA" }, \ + { BTRFS_BLOCK_GROUP_SYSTEM, "SYSTEM"}, \ + { BTRFS_BLOCK_GROUP_METADATA, "METADATA"}, \ + { BTRFS_BLOCK_GROUP_RAID0, "RAID0" }, \ + { BTRFS_BLOCK_GROUP_RAID1, "RAID1" }, \ + { BTRFS_BLOCK_GROUP_DUP, "DUP" }, \ + { BTRFS_BLOCK_GROUP_RAID10, "RAID10"}) + +DECLARE_EVENT_CLASS(btrfs__chunk, + + TP_PROTO(struct btrfs_root *root, struct map_lookup *map, + u64 offset, u64 size), + + TP_ARGS(root, map, offset, size), + + TP_STRUCT__entry( + __field( int, num_stripes ) + __field( u64, type ) + __field( int, sub_stripes ) + __field( u64, offset ) + __field( u64, size ) + __field( u64, root_objectid ) + ), + + TP_fast_assign( + __entry->num_stripes = map->num_stripes; + __entry->type = map->type; + __entry->sub_stripes = map->sub_stripes; + __entry->offset = offset; + __entry->size = size; + __entry->root_objectid = root->root_key.objectid; + ), + + TP_printk("root = %llu(%s), offset = %llu, size = %llu, " + "num_stripes = %d, sub_stripes = %d, type = %s", + show_root_type(__entry->root_objectid), + (unsigned long long)__entry->offset, + (unsigned long long)__entry->size, + __entry->num_stripes, __entry->sub_stripes, + show_chunk_type(__entry->type)) +); + +DEFINE_EVENT(btrfs__chunk, btrfs_chunk_alloc, + + TP_PROTO(struct btrfs_root *root, struct map_lookup *map, + u64 offset, u64 size), + + TP_ARGS(root, map, offset, size) +); + +DEFINE_EVENT(btrfs__chunk, btrfs_chunk_free, + + TP_PROTO(struct btrfs_root *root, struct map_lookup *map, + u64 offset, u64 size), + + TP_ARGS(root, map, offset, size) +); + +TRACE_EVENT(btrfs_cow_block, + + TP_PROTO(struct btrfs_root *root, struct extent_buffer *buf, + struct extent_buffer *cow), + + TP_ARGS(root, buf, cow), + + TP_STRUCT__entry( + __field( u64, root_objectid ) + __field( u64, buf_start ) + __field( int, refs ) + __field( u64, cow_start ) + __field( int, buf_level ) + __field( int, cow_level ) + ), + + TP_fast_assign( + __entry->root_objectid = root->root_key.objectid; + __entry->buf_start = buf->start; + __entry->refs = atomic_read(&buf->refs); + __entry->cow_start = cow->start; + __entry->buf_level = btrfs_header_level(buf); + __entry->cow_level = btrfs_header_level(cow); + ), + + TP_printk("root = %llu(%s), refs = %d, orig_buf = %llu " + "(orig_level = %d), cow_buf = %llu (cow_level = %d)", + show_root_type(__entry->root_objectid), + __entry->refs, + (unsigned long long)__entry->buf_start, + __entry->buf_level, + (unsigned long long)__entry->cow_start, + __entry->cow_level) +); + +DECLARE_EVENT_CLASS(btrfs__reserved_extent, + + TP_PROTO(struct btrfs_root *root, u64 start, u64 len), + + TP_ARGS(root, start, len), + + TP_STRUCT__entry( + __field( u64, root_objectid ) + __field( u64, start ) + __field( u64, len ) + ), + + TP_fast_assign( + __entry->root_objectid = root->root_key.objectid; + __entry->start = start; + __entry->len = len; + ), + + TP_printk("root = %llu(%s), start = %llu, len = %llu", + show_root_type(__entry->root_objectid), + (unsigned long long)__entry->start, + (unsigned long long)__entry->len) +); + +DEFINE_EVENT(btrfs__reserved_extent, btrfs_reserved_extent_alloc, + + TP_PROTO(struct btrfs_root *root, u64 start, u64 len), + + TP_ARGS(root, start, len) +); + +DEFINE_EVENT(btrfs__reserved_extent, btrfs_reserved_extent_free, + + TP_PROTO(struct btrfs_root *root, u64 start, u64 len), + + TP_ARGS(root, start, len) +); + +#endif /* _TRACE_BTRFS_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h new file mode 100644 index 000000000000..388bcdd26d46 --- /dev/null +++ b/include/trace/events/compaction.h @@ -0,0 +1,74 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM compaction + +#if !defined(_TRACE_COMPACTION_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_COMPACTION_H + +#include <linux/types.h> +#include <linux/tracepoint.h> +#include "gfpflags.h" + +DECLARE_EVENT_CLASS(mm_compaction_isolate_template, + + TP_PROTO(unsigned long nr_scanned, + unsigned long nr_taken), + + TP_ARGS(nr_scanned, nr_taken), + + TP_STRUCT__entry( + __field(unsigned long, nr_scanned) + __field(unsigned long, nr_taken) + ), + + TP_fast_assign( + __entry->nr_scanned = nr_scanned; + __entry->nr_taken = nr_taken; + ), + + TP_printk("nr_scanned=%lu nr_taken=%lu", + __entry->nr_scanned, + __entry->nr_taken) +); + +DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_migratepages, + + TP_PROTO(unsigned long nr_scanned, + unsigned long nr_taken), + + TP_ARGS(nr_scanned, nr_taken) +); + +DEFINE_EVENT(mm_compaction_isolate_template, mm_compaction_isolate_freepages, + TP_PROTO(unsigned long nr_scanned, + unsigned long nr_taken), + + TP_ARGS(nr_scanned, nr_taken) +); + +TRACE_EVENT(mm_compaction_migratepages, + + TP_PROTO(unsigned long nr_migrated, + unsigned long nr_failed), + + TP_ARGS(nr_migrated, nr_failed), + + TP_STRUCT__entry( + __field(unsigned long, nr_migrated) + __field(unsigned long, nr_failed) + ), + + TP_fast_assign( + __entry->nr_migrated = nr_migrated; + __entry->nr_failed = nr_failed; + ), + + TP_printk("nr_migrated=%lu nr_failed=%lu", + __entry->nr_migrated, + __entry->nr_failed) +); + + +#endif /* _TRACE_COMPACTION_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h index 01e9e0076a92..e09592d2f916 100644 --- a/include/trace/events/ext4.h +++ b/include/trace/events/ext4.h @@ -38,8 +38,9 @@ TRACE_EVENT(ext4_free_inode, __entry->blocks = inode->i_blocks; ), - TP_printk("dev %s ino %lu mode 0%o uid %u gid %u blocks %llu", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu mode 0%o uid %u gid %u blocks %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->mode, __entry->uid, __entry->gid, (unsigned long long) __entry->blocks) ); @@ -61,9 +62,9 @@ TRACE_EVENT(ext4_request_inode, __entry->mode = mode; ), - TP_printk("dev %s dir %lu mode 0%o", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->dir, - __entry->mode) + TP_printk("dev %d,%d dir %lu mode 0%o", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->dir, __entry->mode) ); TRACE_EVENT(ext4_allocate_inode, @@ -85,11 +86,101 @@ TRACE_EVENT(ext4_allocate_inode, __entry->mode = mode; ), - TP_printk("dev %s ino %lu dir %lu mode 0%o", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu dir %lu mode 0%o", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, (unsigned long) __entry->dir, __entry->mode) ); +TRACE_EVENT(ext4_evict_inode, + TP_PROTO(struct inode *inode), + + TP_ARGS(inode), + + TP_STRUCT__entry( + __field( dev_t, dev ) + __field( ino_t, ino ) + __field( int, nlink ) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->nlink = inode->i_nlink; + ), + + TP_printk("dev %d,%d ino %lu nlink %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->nlink) +); + +TRACE_EVENT(ext4_drop_inode, + TP_PROTO(struct inode *inode, int drop), + + TP_ARGS(inode, drop), + + TP_STRUCT__entry( + __field( dev_t, dev ) + __field( ino_t, ino ) + __field( int, drop ) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->drop = drop; + ), + + TP_printk("dev %d,%d ino %lu drop %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->drop) +); + +TRACE_EVENT(ext4_mark_inode_dirty, + TP_PROTO(struct inode *inode, unsigned long IP), + + TP_ARGS(inode, IP), + + TP_STRUCT__entry( + __field( dev_t, dev ) + __field( ino_t, ino ) + __field(unsigned long, ip ) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->ip = IP; + ), + + TP_printk("dev %d,%d ino %lu caller %pF", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, (void *)__entry->ip) +); + +TRACE_EVENT(ext4_begin_ordered_truncate, + TP_PROTO(struct inode *inode, loff_t new_size), + + TP_ARGS(inode, new_size), + + TP_STRUCT__entry( + __field( dev_t, dev ) + __field( ino_t, ino ) + __field( loff_t, new_size ) + ), + + TP_fast_assign( + __entry->dev = inode->i_sb->s_dev; + __entry->ino = inode->i_ino; + __entry->new_size = new_size; + ), + + TP_printk("dev %d,%d ino %lu new_size %lld", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (long long) __entry->new_size) +); + DECLARE_EVENT_CLASS(ext4__write_begin, TP_PROTO(struct inode *inode, loff_t pos, unsigned int len, @@ -113,8 +204,9 @@ DECLARE_EVENT_CLASS(ext4__write_begin, __entry->flags = flags; ), - TP_printk("dev %s ino %lu pos %llu len %u flags %u", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu pos %llu len %u flags %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->pos, __entry->len, __entry->flags) ); @@ -156,8 +248,9 @@ DECLARE_EVENT_CLASS(ext4__write_end, __entry->copied = copied; ), - TP_printk("dev %s ino %lu pos %llu len %u copied %u", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu pos %llu len %u copied %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->pos, __entry->len, __entry->copied) ); @@ -211,9 +304,9 @@ TRACE_EVENT(ext4_writepage, __entry->index = page->index; ), - TP_printk("dev %s ino %lu page_index %lu", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, - __entry->index) + TP_printk("dev %d,%d ino %lu page_index %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->index) ); TRACE_EVENT(ext4_da_writepages, @@ -228,9 +321,8 @@ TRACE_EVENT(ext4_da_writepages, __field( long, pages_skipped ) __field( loff_t, range_start ) __field( loff_t, range_end ) - __field( char, nonblocking ) + __field( int, sync_mode ) __field( char, for_kupdate ) - __field( char, for_reclaim ) __field( char, range_cyclic ) __field( pgoff_t, writeback_index ) ), @@ -242,20 +334,20 @@ TRACE_EVENT(ext4_da_writepages, __entry->pages_skipped = wbc->pages_skipped; __entry->range_start = wbc->range_start; __entry->range_end = wbc->range_end; - __entry->nonblocking = wbc->nonblocking; + __entry->sync_mode = wbc->sync_mode; __entry->for_kupdate = wbc->for_kupdate; - __entry->for_reclaim = wbc->for_reclaim; __entry->range_cyclic = wbc->range_cyclic; __entry->writeback_index = inode->i_mapping->writeback_index; ), - TP_printk("dev %s ino %lu nr_to_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d writeback_index %lu", - jbd2_dev_to_name(__entry->dev), + TP_printk("dev %d,%d ino %lu nr_to_write %ld pages_skipped %ld " + "range_start %llu range_end %llu sync_mode %d" + "for_kupdate %d range_cyclic %d writeback_index %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), (unsigned long) __entry->ino, __entry->nr_to_write, __entry->pages_skipped, __entry->range_start, - __entry->range_end, __entry->nonblocking, - __entry->for_kupdate, __entry->for_reclaim, - __entry->range_cyclic, + __entry->range_end, __entry->sync_mode, + __entry->for_kupdate, __entry->range_cyclic, (unsigned long) __entry->writeback_index) ); @@ -273,6 +365,7 @@ TRACE_EVENT(ext4_da_write_pages, __field( unsigned long, first_page ) __field( int, io_done ) __field( int, pages_written ) + __field( int, sync_mode ) ), TP_fast_assign( @@ -284,13 +377,18 @@ TRACE_EVENT(ext4_da_write_pages, __entry->first_page = mpd->first_page; __entry->io_done = mpd->io_done; __entry->pages_written = mpd->pages_written; + __entry->sync_mode = mpd->wbc->sync_mode; ), - TP_printk("dev %s ino %lu b_blocknr %llu b_size %u b_state 0x%04x first_page %lu io_done %d pages_written %d", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu b_blocknr %llu b_size %u b_state 0x%04x " + "first_page %lu io_done %d pages_written %d sync_mode %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->b_blocknr, __entry->b_size, __entry->b_state, __entry->first_page, - __entry->io_done, __entry->pages_written) + __entry->io_done, __entry->pages_written, + __entry->sync_mode + ) ); TRACE_EVENT(ext4_da_writepages_result, @@ -305,6 +403,7 @@ TRACE_EVENT(ext4_da_writepages_result, __field( int, ret ) __field( int, pages_written ) __field( long, pages_skipped ) + __field( int, sync_mode ) __field( char, more_io ) __field( pgoff_t, writeback_index ) ), @@ -315,18 +414,84 @@ TRACE_EVENT(ext4_da_writepages_result, __entry->ret = ret; __entry->pages_written = pages_written; __entry->pages_skipped = wbc->pages_skipped; + __entry->sync_mode = wbc->sync_mode; __entry->more_io = wbc->more_io; __entry->writeback_index = inode->i_mapping->writeback_index; ), - TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld more_io %d writeback_index %lu", - jbd2_dev_to_name(__entry->dev), + TP_printk("dev %d,%d ino %lu ret %d pages_written %d pages_skipped %ld " + " more_io %d sync_mode %d writeback_index %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), (unsigned long) __entry->ino, __entry->ret, __entry->pages_written, __entry->pages_skipped, - __entry->more_io, + __entry->more_io, __entry->sync_mode, (unsigned long) __entry->writeback_index) ); +DECLARE_EVENT_CLASS(ext4__page_op, + TP_PROTO(struct page *page), + + TP_ARGS(page), + + TP_STRUCT__entry( + __field( pgoff_t, index ) + __field( ino_t, ino ) + __field( dev_t, dev ) + + ), + + TP_fast_assign( + __entry->index = page->index; + __entry->ino = page->mapping->host->i_ino; + __entry->dev = page->mapping->host->i_sb->s_dev; + ), + + TP_printk("dev %d,%d ino %lu page_index %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + __entry->index) +); + +DEFINE_EVENT(ext4__page_op, ext4_readpage, + + TP_PROTO(struct page *page), + + TP_ARGS(page) +); + +DEFINE_EVENT(ext4__page_op, ext4_releasepage, + + TP_PROTO(struct page *page), + + TP_ARGS(page) +); + +TRACE_EVENT(ext4_invalidatepage, + TP_PROTO(struct page *page, unsigned long offset), + + TP_ARGS(page, offset), + + TP_STRUCT__entry( + __field( pgoff_t, index ) + __field( unsigned long, offset ) + __field( ino_t, ino ) + __field( dev_t, dev ) + + ), + + TP_fast_assign( + __entry->index = page->index; + __entry->offset = offset; + __entry->ino = page->mapping->host->i_ino; + __entry->dev = page->mapping->host->i_sb->s_dev; + ), + + TP_printk("dev %d,%d ino %lu page_index %lu offset %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + __entry->index, __entry->offset) +); + TRACE_EVENT(ext4_discard_blocks, TP_PROTO(struct super_block *sb, unsigned long long blk, unsigned long long count), @@ -346,8 +511,9 @@ TRACE_EVENT(ext4_discard_blocks, __entry->count = count; ), - TP_printk("dev %s blk %llu count %llu", - jbd2_dev_to_name(__entry->dev), __entry->blk, __entry->count) + TP_printk("dev %d,%d blk %llu count %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->blk, __entry->count) ); DECLARE_EVENT_CLASS(ext4__mb_new_pa, @@ -373,8 +539,9 @@ DECLARE_EVENT_CLASS(ext4__mb_new_pa, __entry->pa_lstart = pa->pa_lstart; ), - TP_printk("dev %s ino %lu pstart %llu len %u lstart %llu", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu pstart %llu len %u lstart %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->pa_pstart, __entry->pa_len, __entry->pa_lstart) ); @@ -396,11 +563,11 @@ DEFINE_EVENT(ext4__mb_new_pa, ext4_mb_new_group_pa, TRACE_EVENT(ext4_mb_release_inode_pa, TP_PROTO(struct super_block *sb, - struct ext4_allocation_context *ac, + struct inode *inode, struct ext4_prealloc_space *pa, unsigned long long block, unsigned int count), - TP_ARGS(sb, ac, pa, block, count), + TP_ARGS(sb, inode, pa, block, count), TP_STRUCT__entry( __field( dev_t, dev ) @@ -412,27 +579,25 @@ TRACE_EVENT(ext4_mb_release_inode_pa, TP_fast_assign( __entry->dev = sb->s_dev; - __entry->ino = (ac && ac->ac_inode) ? - ac->ac_inode->i_ino : 0; + __entry->ino = inode->i_ino; __entry->block = block; __entry->count = count; ), - TP_printk("dev %s ino %lu block %llu count %u", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu block %llu count %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->block, __entry->count) ); TRACE_EVENT(ext4_mb_release_group_pa, TP_PROTO(struct super_block *sb, - struct ext4_allocation_context *ac, struct ext4_prealloc_space *pa), - TP_ARGS(sb, ac, pa), + TP_ARGS(sb, pa), TP_STRUCT__entry( __field( dev_t, dev ) - __field( ino_t, ino ) __field( __u64, pa_pstart ) __field( __u32, pa_len ) @@ -440,14 +605,13 @@ TRACE_EVENT(ext4_mb_release_group_pa, TP_fast_assign( __entry->dev = sb->s_dev; - __entry->ino = (ac && ac->ac_inode) ? - ac->ac_inode->i_ino : 0; __entry->pa_pstart = pa->pa_pstart; __entry->pa_len = pa->pa_len; ), - TP_printk("dev %s pstart %llu len %u", - jbd2_dev_to_name(__entry->dev), __entry->pa_pstart, __entry->pa_len) + TP_printk("dev %d,%d pstart %llu len %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->pa_pstart, __entry->pa_len) ); TRACE_EVENT(ext4_discard_preallocations, @@ -466,8 +630,9 @@ TRACE_EVENT(ext4_discard_preallocations, __entry->ino = inode->i_ino; ), - TP_printk("dev %s ino %lu", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino) + TP_printk("dev %d,%d ino %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino) ); TRACE_EVENT(ext4_mb_discard_preallocations, @@ -486,8 +651,9 @@ TRACE_EVENT(ext4_mb_discard_preallocations, __entry->needed = needed; ), - TP_printk("dev %s needed %d", - jbd2_dev_to_name(__entry->dev), __entry->needed) + TP_printk("dev %d,%d needed %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->needed) ); TRACE_EVENT(ext4_request_blocks, @@ -521,8 +687,10 @@ TRACE_EVENT(ext4_request_blocks, __entry->pright = ar->pright; ), - TP_printk("dev %s ino %lu flags %u len %u lblk %llu goal %llu lleft %llu lright %llu pleft %llu pright %llu ", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu flags %u len %u lblk %llu goal %llu " + "lleft %llu lright %llu pleft %llu pright %llu ", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->flags, __entry->len, (unsigned long long) __entry->logical, (unsigned long long) __entry->goal, @@ -565,8 +733,10 @@ TRACE_EVENT(ext4_allocate_blocks, __entry->pright = ar->pright; ), - TP_printk("dev %s ino %lu flags %u len %u block %llu lblk %llu goal %llu lleft %llu lright %llu pleft %llu pright %llu ", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu flags %u len %u block %llu lblk %llu " + "goal %llu lleft %llu lright %llu pleft %llu pright %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->flags, __entry->len, __entry->block, (unsigned long long) __entry->logical, (unsigned long long) __entry->goal, @@ -600,13 +770,14 @@ TRACE_EVENT(ext4_free_blocks, __entry->flags = flags; ), - TP_printk("dev %s ino %lu mode 0%o block %llu count %lu flags %d", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu mode 0%o block %llu count %lu flags %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->mode, __entry->block, __entry->count, __entry->flags) ); -TRACE_EVENT(ext4_sync_file, +TRACE_EVENT(ext4_sync_file_enter, TP_PROTO(struct file *file, int datasync), TP_ARGS(file, datasync), @@ -627,11 +798,35 @@ TRACE_EVENT(ext4_sync_file, __entry->parent = dentry->d_parent->d_inode->i_ino; ), - TP_printk("dev %s ino %ld parent %ld datasync %d ", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %ld parent %ld datasync %d ", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, (unsigned long) __entry->parent, __entry->datasync) ); +TRACE_EVENT(ext4_sync_file_exit, + TP_PROTO(struct inode *inode, int ret), + + TP_ARGS(inode, ret), + + TP_STRUCT__entry( + __field( int, ret ) + __field( ino_t, ino ) + __field( dev_t, dev ) + ), + + TP_fast_assign( + __entry->ret = ret; + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + ), + + TP_printk("dev %d,%d ino %ld ret %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + __entry->ret) +); + TRACE_EVENT(ext4_sync_fs, TP_PROTO(struct super_block *sb, int wait), @@ -648,7 +843,8 @@ TRACE_EVENT(ext4_sync_fs, __entry->wait = wait; ), - TP_printk("dev %s wait %d", jbd2_dev_to_name(__entry->dev), + TP_printk("dev %d,%d wait %d", + MAJOR(__entry->dev), MINOR(__entry->dev), __entry->wait) ); @@ -671,8 +867,9 @@ TRACE_EVENT(ext4_alloc_da_blocks, __entry->meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks; ), - TP_printk("dev %s ino %lu data_blocks %u meta_blocks %u", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu data_blocks %u meta_blocks %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->data_blocks, __entry->meta_blocks) ); @@ -727,10 +924,11 @@ TRACE_EVENT(ext4_mballoc_alloc, __entry->result_len = ac->ac_f_ex.fe_len; ), - TP_printk("dev %s inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u " + TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u " "result %u/%d/%u@%u blks %u grps %u cr %u flags 0x%04x " "tail %u broken %u", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->orig_group, __entry->orig_start, __entry->orig_len, __entry->orig_logical, __entry->goal_group, __entry->goal_start, @@ -773,8 +971,9 @@ TRACE_EVENT(ext4_mballoc_prealloc, __entry->result_len = ac->ac_b_ex.fe_len; ), - TP_printk("dev %s inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->orig_group, __entry->orig_start, __entry->orig_len, __entry->orig_logical, __entry->result_group, __entry->result_start, @@ -782,46 +981,57 @@ TRACE_EVENT(ext4_mballoc_prealloc, ); DECLARE_EVENT_CLASS(ext4__mballoc, - TP_PROTO(struct ext4_allocation_context *ac), + TP_PROTO(struct super_block *sb, + struct inode *inode, + ext4_group_t group, + ext4_grpblk_t start, + ext4_grpblk_t len), - TP_ARGS(ac), + TP_ARGS(sb, inode, group, start, len), TP_STRUCT__entry( __field( dev_t, dev ) __field( ino_t, ino ) - __field( __u32, result_logical ) __field( int, result_start ) __field( __u32, result_group ) __field( int, result_len ) ), TP_fast_assign( - __entry->dev = ac->ac_inode->i_sb->s_dev; - __entry->ino = ac->ac_inode->i_ino; - __entry->result_logical = ac->ac_b_ex.fe_logical; - __entry->result_start = ac->ac_b_ex.fe_start; - __entry->result_group = ac->ac_b_ex.fe_group; - __entry->result_len = ac->ac_b_ex.fe_len; + __entry->dev = sb->s_dev; + __entry->ino = inode ? inode->i_ino : 0; + __entry->result_start = start; + __entry->result_group = group; + __entry->result_len = len; ), - TP_printk("dev %s inode %lu extent %u/%d/%u@%u ", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d inode %lu extent %u/%d/%u ", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->result_group, __entry->result_start, - __entry->result_len, __entry->result_logical) + __entry->result_len) ); DEFINE_EVENT(ext4__mballoc, ext4_mballoc_discard, - TP_PROTO(struct ext4_allocation_context *ac), + TP_PROTO(struct super_block *sb, + struct inode *inode, + ext4_group_t group, + ext4_grpblk_t start, + ext4_grpblk_t len), - TP_ARGS(ac) + TP_ARGS(sb, inode, group, start, len) ); DEFINE_EVENT(ext4__mballoc, ext4_mballoc_free, - TP_PROTO(struct ext4_allocation_context *ac), + TP_PROTO(struct super_block *sb, + struct inode *inode, + ext4_group_t group, + ext4_grpblk_t start, + ext4_grpblk_t len), - TP_ARGS(ac) + TP_ARGS(sb, inode, group, start, len) ); TRACE_EVENT(ext4_forget, @@ -845,8 +1055,9 @@ TRACE_EVENT(ext4_forget, __entry->block = block; ), - TP_printk("dev %s ino %lu mode 0%o is_metadata %d block %llu", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu mode 0%o is_metadata %d block %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->mode, __entry->is_metadata, __entry->block) ); @@ -877,8 +1088,11 @@ TRACE_EVENT(ext4_da_update_reserve_space, __entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks; ), - TP_printk("dev %s ino %lu mode 0%o i_blocks %llu used_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu used_blocks %d " + "reserved_data_blocks %d reserved_meta_blocks %d " + "allocated_meta_blocks %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->mode, (unsigned long long) __entry->i_blocks, __entry->used_blocks, __entry->reserved_data_blocks, __entry->reserved_meta_blocks, __entry->allocated_meta_blocks) @@ -909,8 +1123,10 @@ TRACE_EVENT(ext4_da_reserve_space, __entry->reserved_meta_blocks = EXT4_I(inode)->i_reserved_meta_blocks; ), - TP_printk("dev %s ino %lu mode 0%o i_blocks %llu md_needed %d reserved_data_blocks %d reserved_meta_blocks %d", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu md_needed %d " + "reserved_data_blocks %d reserved_meta_blocks %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->mode, (unsigned long long) __entry->i_blocks, __entry->md_needed, __entry->reserved_data_blocks, __entry->reserved_meta_blocks) @@ -943,8 +1159,11 @@ TRACE_EVENT(ext4_da_release_space, __entry->allocated_meta_blocks = EXT4_I(inode)->i_allocated_meta_blocks; ), - TP_printk("dev %s ino %lu mode 0%o i_blocks %llu freed_blocks %d reserved_data_blocks %d reserved_meta_blocks %d allocated_meta_blocks %d", - jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino, + TP_printk("dev %d,%d ino %lu mode 0%o i_blocks %llu freed_blocks %d " + "reserved_data_blocks %d reserved_meta_blocks %d " + "allocated_meta_blocks %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->mode, (unsigned long long) __entry->i_blocks, __entry->freed_blocks, __entry->reserved_data_blocks, __entry->reserved_meta_blocks, __entry->allocated_meta_blocks) @@ -966,8 +1185,9 @@ DECLARE_EVENT_CLASS(ext4__bitmap_load, __entry->group = group; ), - TP_printk("dev %s group %u", - jbd2_dev_to_name(__entry->dev), __entry->group) + TP_printk("dev %d,%d group %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->group) ); DEFINE_EVENT(ext4__bitmap_load, ext4_mb_bitmap_load, @@ -984,6 +1204,349 @@ DEFINE_EVENT(ext4__bitmap_load, ext4_mb_buddy_bitmap_load, TP_ARGS(sb, group) ); +DEFINE_EVENT(ext4__bitmap_load, ext4_read_block_bitmap_load, + + TP_PROTO(struct super_block *sb, unsigned long group), + + TP_ARGS(sb, group) +); + +DEFINE_EVENT(ext4__bitmap_load, ext4_load_inode_bitmap, + + TP_PROTO(struct super_block *sb, unsigned long group), + + TP_ARGS(sb, group) +); + +TRACE_EVENT(ext4_direct_IO_enter, + TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw), + + TP_ARGS(inode, offset, len, rw), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( loff_t, pos ) + __field( unsigned long, len ) + __field( int, rw ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->pos = offset; + __entry->len = len; + __entry->rw = rw; + ), + + TP_printk("dev %d,%d ino %lu pos %llu len %lu rw %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned long long) __entry->pos, __entry->len, __entry->rw) +); + +TRACE_EVENT(ext4_direct_IO_exit, + TP_PROTO(struct inode *inode, loff_t offset, unsigned long len, int rw, int ret), + + TP_ARGS(inode, offset, len, rw, ret), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( loff_t, pos ) + __field( unsigned long, len ) + __field( int, rw ) + __field( int, ret ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->pos = offset; + __entry->len = len; + __entry->rw = rw; + __entry->ret = ret; + ), + + TP_printk("dev %d,%d ino %lu pos %llu len %lu rw %d ret %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned long long) __entry->pos, __entry->len, + __entry->rw, __entry->ret) +); + +TRACE_EVENT(ext4_fallocate_enter, + TP_PROTO(struct inode *inode, loff_t offset, loff_t len, int mode), + + TP_ARGS(inode, offset, len, mode), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( loff_t, pos ) + __field( loff_t, len ) + __field( int, mode ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->pos = offset; + __entry->len = len; + __entry->mode = mode; + ), + + TP_printk("dev %d,%d ino %ld pos %llu len %llu mode %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned long long) __entry->pos, + (unsigned long long) __entry->len, __entry->mode) +); + +TRACE_EVENT(ext4_fallocate_exit, + TP_PROTO(struct inode *inode, loff_t offset, unsigned int max_blocks, int ret), + + TP_ARGS(inode, offset, max_blocks, ret), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( loff_t, pos ) + __field( unsigned, blocks ) + __field( int, ret ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->pos = offset; + __entry->blocks = max_blocks; + __entry->ret = ret; + ), + + TP_printk("dev %d,%d ino %ld pos %llu blocks %d ret %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned long long) __entry->pos, __entry->blocks, + __entry->ret) +); + +TRACE_EVENT(ext4_unlink_enter, + TP_PROTO(struct inode *parent, struct dentry *dentry), + + TP_ARGS(parent, dentry), + + TP_STRUCT__entry( + __field( ino_t, parent ) + __field( ino_t, ino ) + __field( loff_t, size ) + __field( dev_t, dev ) + ), + + TP_fast_assign( + __entry->parent = parent->i_ino; + __entry->ino = dentry->d_inode->i_ino; + __entry->size = dentry->d_inode->i_size; + __entry->dev = dentry->d_inode->i_sb->s_dev; + ), + + TP_printk("dev %d,%d ino %ld size %lld parent %ld", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, __entry->size, + (unsigned long) __entry->parent) +); + +TRACE_EVENT(ext4_unlink_exit, + TP_PROTO(struct dentry *dentry, int ret), + + TP_ARGS(dentry, ret), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( int, ret ) + ), + + TP_fast_assign( + __entry->ino = dentry->d_inode->i_ino; + __entry->dev = dentry->d_inode->i_sb->s_dev; + __entry->ret = ret; + ), + + TP_printk("dev %d,%d ino %ld ret %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + __entry->ret) +); + +DECLARE_EVENT_CLASS(ext4__truncate, + TP_PROTO(struct inode *inode), + + TP_ARGS(inode), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( blkcnt_t, blocks ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->blocks = inode->i_blocks; + ), + + TP_printk("dev %d,%d ino %lu blocks %lu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, (unsigned long) __entry->blocks) +); + +DEFINE_EVENT(ext4__truncate, ext4_truncate_enter, + + TP_PROTO(struct inode *inode), + + TP_ARGS(inode) +); + +DEFINE_EVENT(ext4__truncate, ext4_truncate_exit, + + TP_PROTO(struct inode *inode), + + TP_ARGS(inode) +); + +DECLARE_EVENT_CLASS(ext4__map_blocks_enter, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, + unsigned len, unsigned flags), + + TP_ARGS(inode, lblk, len, flags), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( ext4_lblk_t, lblk ) + __field( unsigned, len ) + __field( unsigned, flags ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->lblk = lblk; + __entry->len = len; + __entry->flags = flags; + ), + + TP_printk("dev %d,%d ino %lu lblk %u len %u flags %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned) __entry->lblk, __entry->len, __entry->flags) +); + +DEFINE_EVENT(ext4__map_blocks_enter, ext4_ext_map_blocks_enter, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, + unsigned len, unsigned flags), + + TP_ARGS(inode, lblk, len, flags) +); + +DEFINE_EVENT(ext4__map_blocks_enter, ext4_ind_map_blocks_enter, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, + unsigned len, unsigned flags), + + TP_ARGS(inode, lblk, len, flags) +); + +DECLARE_EVENT_CLASS(ext4__map_blocks_exit, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, + ext4_fsblk_t pblk, unsigned len, int ret), + + TP_ARGS(inode, lblk, pblk, len, ret), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( ext4_lblk_t, lblk ) + __field( ext4_fsblk_t, pblk ) + __field( unsigned, len ) + __field( int, ret ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->lblk = lblk; + __entry->pblk = pblk; + __entry->len = len; + __entry->ret = ret; + ), + + TP_printk("dev %d,%d ino %lu lblk %u pblk %llu len %u ret %d", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned) __entry->lblk, (unsigned long long) __entry->pblk, + __entry->len, __entry->ret) +); + +DEFINE_EVENT(ext4__map_blocks_exit, ext4_ext_map_blocks_exit, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, + ext4_fsblk_t pblk, unsigned len, int ret), + + TP_ARGS(inode, lblk, pblk, len, ret) +); + +DEFINE_EVENT(ext4__map_blocks_exit, ext4_ind_map_blocks_exit, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, + ext4_fsblk_t pblk, unsigned len, int ret), + + TP_ARGS(inode, lblk, pblk, len, ret) +); + +TRACE_EVENT(ext4_ext_load_extent, + TP_PROTO(struct inode *inode, ext4_lblk_t lblk, ext4_fsblk_t pblk), + + TP_ARGS(inode, lblk, pblk), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + __field( ext4_lblk_t, lblk ) + __field( ext4_fsblk_t, pblk ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + __entry->lblk = lblk; + __entry->pblk = pblk; + ), + + TP_printk("dev %d,%d ino %lu lblk %u pblk %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino, + (unsigned) __entry->lblk, (unsigned long long) __entry->pblk) +); + +TRACE_EVENT(ext4_load_inode, + TP_PROTO(struct inode *inode), + + TP_ARGS(inode), + + TP_STRUCT__entry( + __field( ino_t, ino ) + __field( dev_t, dev ) + ), + + TP_fast_assign( + __entry->ino = inode->i_ino; + __entry->dev = inode->i_sb->s_dev; + ), + + TP_printk("dev %d,%d ino %ld", + MAJOR(__entry->dev), MINOR(__entry->dev), + (unsigned long) __entry->ino) +); + #endif /* _TRACE_EXT4_H */ /* This part must be outside protection */ diff --git a/include/trace/events/gfpflags.h b/include/trace/events/gfpflags.h index e3615c093741..9fe3a36646e9 100644 --- a/include/trace/events/gfpflags.h +++ b/include/trace/events/gfpflags.h @@ -10,6 +10,7 @@ */ #define show_gfp_flags(flags) \ (flags) ? __print_flags(flags, "|", \ + {(unsigned long)GFP_TRANSHUGE, "GFP_TRANSHUGE"}, \ {(unsigned long)GFP_HIGHUSER_MOVABLE, "GFP_HIGHUSER_MOVABLE"}, \ {(unsigned long)GFP_HIGHUSER, "GFP_HIGHUSER"}, \ {(unsigned long)GFP_USER, "GFP_USER"}, \ @@ -32,6 +33,9 @@ {(unsigned long)__GFP_HARDWALL, "GFP_HARDWALL"}, \ {(unsigned long)__GFP_THISNODE, "GFP_THISNODE"}, \ {(unsigned long)__GFP_RECLAIMABLE, "GFP_RECLAIMABLE"}, \ - {(unsigned long)__GFP_MOVABLE, "GFP_MOVABLE"} \ + {(unsigned long)__GFP_MOVABLE, "GFP_MOVABLE"}, \ + {(unsigned long)__GFP_NOTRACK, "GFP_NOTRACK"}, \ + {(unsigned long)__GFP_NO_KSWAPD, "GFP_NO_KSWAPD"}, \ + {(unsigned long)__GFP_OTHER_NODE, "GFP_OTHER_NODE"} \ ) : "GFP_NOWAIT" diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h index 6fa7cbab7d93..ae045ca7d356 100644 --- a/include/trace/events/irq.h +++ b/include/trace/events/irq.h @@ -20,8 +20,7 @@ struct softirq_action; softirq_name(BLOCK_IOPOLL), \ softirq_name(TASKLET), \ softirq_name(SCHED), \ - softirq_name(HRTIMER), \ - softirq_name(RCU)) + softirq_name(HRTIMER)) /** * irq_handler_entry - called immediately before the irq action handler @@ -86,76 +85,62 @@ TRACE_EVENT(irq_handler_exit, DECLARE_EVENT_CLASS(softirq, - TP_PROTO(struct softirq_action *h, struct softirq_action *vec), + TP_PROTO(unsigned int vec_nr), - TP_ARGS(h, vec), + TP_ARGS(vec_nr), TP_STRUCT__entry( - __field( int, vec ) + __field( unsigned int, vec ) ), TP_fast_assign( - if (vec) - __entry->vec = (int)(h - vec); - else - __entry->vec = (int)(long)h; + __entry->vec = vec_nr; ), - TP_printk("vec=%d [action=%s]", __entry->vec, + TP_printk("vec=%u [action=%s]", __entry->vec, show_softirq_name(__entry->vec)) ); /** * softirq_entry - called immediately before the softirq handler - * @h: pointer to struct softirq_action - * @vec: pointer to first struct softirq_action in softirq_vec array + * @vec_nr: softirq vector number * - * The @h parameter, contains a pointer to the struct softirq_action - * which has a pointer to the action handler that is called. By subtracting - * the @vec pointer from the @h pointer, we can determine the softirq - * number. Also, when used in combination with the softirq_exit tracepoint - * we can determine the softirq latency. + * When used in combination with the softirq_exit tracepoint + * we can determine the softirq handler runtine. */ DEFINE_EVENT(softirq, softirq_entry, - TP_PROTO(struct softirq_action *h, struct softirq_action *vec), + TP_PROTO(unsigned int vec_nr), - TP_ARGS(h, vec) + TP_ARGS(vec_nr) ); /** * softirq_exit - called immediately after the softirq handler returns - * @h: pointer to struct softirq_action - * @vec: pointer to first struct softirq_action in softirq_vec array + * @vec_nr: softirq vector number * - * The @h parameter contains a pointer to the struct softirq_action - * that has handled the softirq. By subtracting the @vec pointer from - * the @h pointer, we can determine the softirq number. Also, when used in - * combination with the softirq_entry tracepoint we can determine the softirq - * latency. + * When used in combination with the softirq_entry tracepoint + * we can determine the softirq handler runtine. */ DEFINE_EVENT(softirq, softirq_exit, - TP_PROTO(struct softirq_action *h, struct softirq_action *vec), + TP_PROTO(unsigned int vec_nr), - TP_ARGS(h, vec) + TP_ARGS(vec_nr) ); /** * softirq_raise - called immediately when a softirq is raised - * @h: pointer to struct softirq_action - * @vec: pointer to first struct softirq_action in softirq_vec array + * @vec_nr: softirq vector number * - * The @h parameter contains a pointer to the softirq vector number which is - * raised. @vec is NULL and it means @h includes vector number not - * softirq_action. When used in combination with the softirq_entry tracepoint - * we can determine the softirq raise latency. + * When used in combination with the softirq_entry tracepoint + * we can determine the softirq raise to run latency. */ DEFINE_EVENT(softirq, softirq_raise, - TP_PROTO(struct softirq_action *h, struct softirq_action *vec), + TP_PROTO(unsigned int vec_nr), - TP_ARGS(h, vec) + TP_ARGS(vec_nr) ); #endif /* _TRACE_IRQ_H */ diff --git a/include/trace/events/kvm.h b/include/trace/events/kvm.h index 6dd3a51ab1cb..46e3cd8e197a 100644 --- a/include/trace/events/kvm.h +++ b/include/trace/events/kvm.h @@ -6,6 +6,36 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM kvm +#define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x } + +#define kvm_trace_exit_reason \ + ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL), \ + ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN), \ + ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR), \ + ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\ + ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI) + +TRACE_EVENT(kvm_userspace_exit, + TP_PROTO(__u32 reason, int errno), + TP_ARGS(reason, errno), + + TP_STRUCT__entry( + __field( __u32, reason ) + __field( int, errno ) + ), + + TP_fast_assign( + __entry->reason = reason; + __entry->errno = errno; + ), + + TP_printk("reason %s (%d)", + __entry->errno < 0 ? + (__entry->errno == -EINTR ? "restart" : "error") : + __print_symbolic(__entry->reason, kvm_trace_exit_reason), + __entry->errno < 0 ? -__entry->errno : __entry->reason) +); + #if defined(__KVM_HAVE_IOAPIC) TRACE_EVENT(kvm_set_irq, TP_PROTO(unsigned int gsi, int level, int irq_source_id), @@ -185,6 +215,97 @@ TRACE_EVENT(kvm_age_page, __entry->referenced ? "YOUNG" : "OLD") ); +#ifdef CONFIG_KVM_ASYNC_PF +DECLARE_EVENT_CLASS(kvm_async_get_page_class, + + TP_PROTO(u64 gva, u64 gfn), + + TP_ARGS(gva, gfn), + + TP_STRUCT__entry( + __field(__u64, gva) + __field(u64, gfn) + ), + + TP_fast_assign( + __entry->gva = gva; + __entry->gfn = gfn; + ), + + TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn) +); + +DEFINE_EVENT(kvm_async_get_page_class, kvm_try_async_get_page, + + TP_PROTO(u64 gva, u64 gfn), + + TP_ARGS(gva, gfn) +); + +DEFINE_EVENT(kvm_async_get_page_class, kvm_async_pf_doublefault, + + TP_PROTO(u64 gva, u64 gfn), + + TP_ARGS(gva, gfn) +); + +DECLARE_EVENT_CLASS(kvm_async_pf_nopresent_ready, + + TP_PROTO(u64 token, u64 gva), + + TP_ARGS(token, gva), + + TP_STRUCT__entry( + __field(__u64, token) + __field(__u64, gva) + ), + + TP_fast_assign( + __entry->token = token; + __entry->gva = gva; + ), + + TP_printk("token %#llx gva %#llx", __entry->token, __entry->gva) + +); + +DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present, + + TP_PROTO(u64 token, u64 gva), + + TP_ARGS(token, gva) +); + +DEFINE_EVENT(kvm_async_pf_nopresent_ready, kvm_async_pf_ready, + + TP_PROTO(u64 token, u64 gva), + + TP_ARGS(token, gva) +); + +TRACE_EVENT( + kvm_async_pf_completed, + TP_PROTO(unsigned long address, struct page *page, u64 gva), + TP_ARGS(address, page, gva), + + TP_STRUCT__entry( + __field(unsigned long, address) + __field(pfn_t, pfn) + __field(u64, gva) + ), + + TP_fast_assign( + __entry->address = address; + __entry->pfn = page ? page_to_pfn(page) : 0; + __entry->gva = gva; + ), + + TP_printk("gva %#llx address %#lx pfn %#llx", __entry->gva, + __entry->address, __entry->pfn) +); + +#endif + #endif /* _TRACE_KVM_MAIN_H */ /* This part must be outside protection */ diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h index 7eee77895cb3..4cbbcef6baa8 100644 --- a/include/trace/events/mce.h +++ b/include/trace/events/mce.h @@ -17,36 +17,36 @@ TRACE_EVENT(mce_record, TP_STRUCT__entry( __field( u64, mcgcap ) __field( u64, mcgstatus ) - __field( u8, bank ) __field( u64, status ) __field( u64, addr ) __field( u64, misc ) __field( u64, ip ) - __field( u8, cs ) __field( u64, tsc ) __field( u64, walltime ) __field( u32, cpu ) __field( u32, cpuid ) __field( u32, apicid ) __field( u32, socketid ) + __field( u8, cs ) + __field( u8, bank ) __field( u8, cpuvendor ) ), TP_fast_assign( __entry->mcgcap = m->mcgcap; __entry->mcgstatus = m->mcgstatus; - __entry->bank = m->bank; __entry->status = m->status; __entry->addr = m->addr; __entry->misc = m->misc; __entry->ip = m->ip; - __entry->cs = m->cs; __entry->tsc = m->tsc; __entry->walltime = m->time; __entry->cpu = m->extcpu; __entry->cpuid = m->cpuid; __entry->apicid = m->apicid; __entry->socketid = m->socketid; + __entry->cs = m->cs; + __entry->bank = m->bank; __entry->cpuvendor = m->cpuvendor; ), diff --git a/include/trace/events/module.h b/include/trace/events/module.h index c7bb2f0482fe..21a546d27c0c 100644 --- a/include/trace/events/module.h +++ b/include/trace/events/module.h @@ -1,5 +1,15 @@ +/* + * Because linux/module.h has tracepoints in the header, and ftrace.h + * eventually includes this file, define_trace.h includes linux/module.h + * But we do not want the module.h to override the TRACE_SYSTEM macro + * variable that define_trace.h is processing, so we only set it + * when module events are being processed, which would happen when + * CREATE_TRACE_POINTS is defined. + */ +#ifdef CREATE_TRACE_POINTS #undef TRACE_SYSTEM #define TRACE_SYSTEM module +#endif #if !defined(_TRACE_MODULE_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_MODULE_H @@ -98,14 +108,14 @@ TRACE_EVENT(module_request, TP_ARGS(name, wait, ip), TP_STRUCT__entry( - __field( bool, wait ) __field( unsigned long, ip ) + __field( bool, wait ) __string( name, name ) ), TP_fast_assign( - __entry->wait = wait; __entry->ip = ip; + __entry->wait = wait; __assign_str(name, name); ), @@ -119,4 +129,3 @@ TRACE_EVENT(module_request, /* This part must be outside protection */ #include <trace/define_trace.h> - diff --git a/include/trace/events/power.h b/include/trace/events/power.h index 286784d69b8f..1bcc2a8c00e2 100644 --- a/include/trace/events/power.h +++ b/include/trace/events/power.h @@ -7,16 +7,67 @@ #include <linux/ktime.h> #include <linux/tracepoint.h> -#ifndef _TRACE_POWER_ENUM_ -#define _TRACE_POWER_ENUM_ -enum { - POWER_NONE = 0, - POWER_CSTATE = 1, /* C-State */ - POWER_PSTATE = 2, /* Fequency change or DVFS */ - POWER_SSTATE = 3, /* Suspend */ -}; +DECLARE_EVENT_CLASS(cpu, + + TP_PROTO(unsigned int state, unsigned int cpu_id), + + TP_ARGS(state, cpu_id), + + TP_STRUCT__entry( + __field( u32, state ) + __field( u32, cpu_id ) + ), + + TP_fast_assign( + __entry->state = state; + __entry->cpu_id = cpu_id; + ), + + TP_printk("state=%lu cpu_id=%lu", (unsigned long)__entry->state, + (unsigned long)__entry->cpu_id) +); + +DEFINE_EVENT(cpu, cpu_idle, + + TP_PROTO(unsigned int state, unsigned int cpu_id), + + TP_ARGS(state, cpu_id) +); + +/* This file can get included multiple times, TRACE_HEADER_MULTI_READ at top */ +#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING +#define _PWR_EVENT_AVOID_DOUBLE_DEFINING + +#define PWR_EVENT_EXIT -1 #endif +DEFINE_EVENT(cpu, cpu_frequency, + + TP_PROTO(unsigned int frequency, unsigned int cpu_id), + + TP_ARGS(frequency, cpu_id) +); + +TRACE_EVENT(machine_suspend, + + TP_PROTO(unsigned int state), + + TP_ARGS(state), + + TP_STRUCT__entry( + __field( u32, state ) + ), + + TP_fast_assign( + __entry->state = state; + ), + + TP_printk("state=%lu", (unsigned long)__entry->state) +); + +/* This code will be removed after deprecation time exceeded (2.6.41) */ +#ifdef CONFIG_EVENT_POWER_TRACING_DEPRECATED + /* * The power events are used for cpuidle & suspend (power_start, power_end) * and for cpufreq (power_frequency) @@ -75,6 +126,36 @@ TRACE_EVENT(power_end, ); +/* Deprecated dummy functions must be protected against multi-declartion */ +#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED +#define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED + +enum { + POWER_NONE = 0, + POWER_CSTATE = 1, + POWER_PSTATE = 2, +}; +#endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */ + +#else /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */ + +#ifndef _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED +#define _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED +enum { + POWER_NONE = 0, + POWER_CSTATE = 1, + POWER_PSTATE = 2, +}; + +/* These dummy declaration have to be ripped out when the deprecated + events get removed */ +static inline void trace_power_start(u64 type, u64 state, u64 cpuid) {}; +static inline void trace_power_end(u64 cpuid) {}; +static inline void trace_power_frequency(u64 type, u64 state, u64 cpuid) {}; +#endif /* _PWR_EVENT_AVOID_DOUBLE_DEFINING_DEPRECATED */ + +#endif /* CONFIG_EVENT_POWER_TRACING_DEPRECATED */ + /* * The clock events are used for clock enable/disable and for * clock rate change @@ -153,7 +234,6 @@ DEFINE_EVENT(power_domain, power_domain_target, TP_ARGS(name, state, cpu_id) ); - #endif /* _TRACE_POWER_H */ /* This part must be outside protection */ diff --git a/include/trace/events/regulator.h b/include/trace/events/regulator.h new file mode 100644 index 000000000000..37502a7404b7 --- /dev/null +++ b/include/trace/events/regulator.h @@ -0,0 +1,141 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM regulator + +#if !defined(_TRACE_REGULATOR_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_REGULATOR_H + +#include <linux/ktime.h> +#include <linux/tracepoint.h> + +/* + * Events which just log themselves and the regulator name for enable/disable + * type tracking. + */ +DECLARE_EVENT_CLASS(regulator_basic, + + TP_PROTO(const char *name), + + TP_ARGS(name), + + TP_STRUCT__entry( + __string( name, name ) + ), + + TP_fast_assign( + __assign_str(name, name); + ), + + TP_printk("name=%s", __get_str(name)) + +); + +DEFINE_EVENT(regulator_basic, regulator_enable, + + TP_PROTO(const char *name), + + TP_ARGS(name) + +); + +DEFINE_EVENT(regulator_basic, regulator_enable_delay, + + TP_PROTO(const char *name), + + TP_ARGS(name) + +); + +DEFINE_EVENT(regulator_basic, regulator_enable_complete, + + TP_PROTO(const char *name), + + TP_ARGS(name) + +); + +DEFINE_EVENT(regulator_basic, regulator_disable, + + TP_PROTO(const char *name), + + TP_ARGS(name) + +); + +DEFINE_EVENT(regulator_basic, regulator_disable_complete, + + TP_PROTO(const char *name), + + TP_ARGS(name) + +); + +/* + * Events that take a range of numerical values, mostly for voltages + * and so on. + */ +DECLARE_EVENT_CLASS(regulator_range, + + TP_PROTO(const char *name, int min, int max), + + TP_ARGS(name, min, max), + + TP_STRUCT__entry( + __string( name, name ) + __field( int, min ) + __field( int, max ) + ), + + TP_fast_assign( + __assign_str(name, name); + __entry->min = min; + __entry->max = max; + ), + + TP_printk("name=%s (%d-%d)", __get_str(name), + (int)__entry->min, (int)__entry->max) +); + +DEFINE_EVENT(regulator_range, regulator_set_voltage, + + TP_PROTO(const char *name, int min, int max), + + TP_ARGS(name, min, max) + +); + + +/* + * Events that take a single value, mostly for readback and refcounts. + */ +DECLARE_EVENT_CLASS(regulator_value, + + TP_PROTO(const char *name, unsigned int val), + + TP_ARGS(name, val), + + TP_STRUCT__entry( + __string( name, name ) + __field( unsigned int, val ) + ), + + TP_fast_assign( + __assign_str(name, name); + __entry->val = val; + ), + + TP_printk("name=%s, val=%u", __get_str(name), + (int)__entry->val) +); + +DEFINE_EVENT(regulator_value, regulator_set_voltage_complete, + + TP_PROTO(const char *name, unsigned int value), + + TP_ARGS(name, value) + +); + +#endif /* _TRACE_POWER_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> diff --git a/include/trace/events/scsi.h b/include/trace/events/scsi.h index 25fbefdf2f2e..db6c93510f74 100644 --- a/include/trace/events/scsi.h +++ b/include/trace/events/scsi.h @@ -184,6 +184,17 @@ scsi_statusbyte_name(SAM_STAT_ACA_ACTIVE), \ scsi_statusbyte_name(SAM_STAT_TASK_ABORTED)) +#define scsi_prot_op_name(result) { result, #result } +#define show_prot_op_name(val) \ + __print_symbolic(val, \ + scsi_prot_op_name(SCSI_PROT_NORMAL), \ + scsi_prot_op_name(SCSI_PROT_READ_INSERT), \ + scsi_prot_op_name(SCSI_PROT_WRITE_STRIP), \ + scsi_prot_op_name(SCSI_PROT_READ_STRIP), \ + scsi_prot_op_name(SCSI_PROT_WRITE_INSERT), \ + scsi_prot_op_name(SCSI_PROT_READ_PASS), \ + scsi_prot_op_name(SCSI_PROT_WRITE_PASS)) + const char *scsi_trace_parse_cdb(struct trace_seq*, unsigned char*, int); #define __parse_cdb(cdb, len) scsi_trace_parse_cdb(p, cdb, len) @@ -202,6 +213,7 @@ TRACE_EVENT(scsi_dispatch_cmd_start, __field( unsigned int, cmd_len ) __field( unsigned int, data_sglen ) __field( unsigned int, prot_sglen ) + __field( unsigned char, prot_op ) __dynamic_array(unsigned char, cmnd, cmd->cmd_len) ), @@ -214,13 +226,15 @@ TRACE_EVENT(scsi_dispatch_cmd_start, __entry->cmd_len = cmd->cmd_len; __entry->data_sglen = scsi_sg_count(cmd); __entry->prot_sglen = scsi_prot_sg_count(cmd); + __entry->prot_op = scsi_get_prot_op(cmd); memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len); ), TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \ - " cmnd=(%s %s raw=%s)", + " prot_op=%s cmnd=(%s %s raw=%s)", __entry->host_no, __entry->channel, __entry->id, __entry->lun, __entry->data_sglen, __entry->prot_sglen, + show_prot_op_name(__entry->prot_op), show_opcode_name(__entry->opcode), __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len), __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len)) @@ -242,6 +256,7 @@ TRACE_EVENT(scsi_dispatch_cmd_error, __field( unsigned int, cmd_len ) __field( unsigned int, data_sglen ) __field( unsigned int, prot_sglen ) + __field( unsigned char, prot_op ) __dynamic_array(unsigned char, cmnd, cmd->cmd_len) ), @@ -255,13 +270,15 @@ TRACE_EVENT(scsi_dispatch_cmd_error, __entry->cmd_len = cmd->cmd_len; __entry->data_sglen = scsi_sg_count(cmd); __entry->prot_sglen = scsi_prot_sg_count(cmd); + __entry->prot_op = scsi_get_prot_op(cmd); memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len); ), TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \ - " cmnd=(%s %s raw=%s) rtn=%d", + " prot_op=%s cmnd=(%s %s raw=%s) rtn=%d", __entry->host_no, __entry->channel, __entry->id, __entry->lun, __entry->data_sglen, __entry->prot_sglen, + show_prot_op_name(__entry->prot_op), show_opcode_name(__entry->opcode), __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len), __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len), @@ -284,6 +301,7 @@ DECLARE_EVENT_CLASS(scsi_cmd_done_timeout_template, __field( unsigned int, cmd_len ) __field( unsigned int, data_sglen ) __field( unsigned int, prot_sglen ) + __field( unsigned char, prot_op ) __dynamic_array(unsigned char, cmnd, cmd->cmd_len) ), @@ -297,14 +315,16 @@ DECLARE_EVENT_CLASS(scsi_cmd_done_timeout_template, __entry->cmd_len = cmd->cmd_len; __entry->data_sglen = scsi_sg_count(cmd); __entry->prot_sglen = scsi_prot_sg_count(cmd); + __entry->prot_op = scsi_get_prot_op(cmd); memcpy(__get_dynamic_array(cmnd), cmd->cmnd, cmd->cmd_len); ), TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u " \ - "prot_sgl=%u cmnd=(%s %s raw=%s) result=(driver=%s host=%s " \ - "message=%s status=%s)", + "prot_sgl=%u prot_op=%s cmnd=(%s %s raw=%s) result=(driver=" \ + "%s host=%s message=%s status=%s)", __entry->host_no, __entry->channel, __entry->id, __entry->lun, __entry->data_sglen, __entry->prot_sglen, + show_prot_op_name(__entry->prot_op), show_opcode_name(__entry->opcode), __parse_cdb(__get_dynamic_array(cmnd), __entry->cmd_len), __print_hex(__get_dynamic_array(cmnd), __entry->cmd_len), diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h index 75ce9d500d8e..0c68ae22da22 100644 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -19,16 +19,14 @@ TRACE_EVENT(kfree_skb, TP_STRUCT__entry( __field( void *, skbaddr ) - __field( unsigned short, protocol ) __field( void *, location ) + __field( unsigned short, protocol ) ), TP_fast_assign( __entry->skbaddr = skb; - if (skb) { - __entry->protocol = ntohs(skb->protocol); - } __entry->location = location; + __entry->protocol = ntohs(skb->protocol); ), TP_printk("skbaddr=%p protocol=%u location=%p", diff --git a/include/trace/events/syscalls.h b/include/trace/events/syscalls.h index fb726ac7caee..5a4c04a75b3d 100644 --- a/include/trace/events/syscalls.h +++ b/include/trace/events/syscalls.h @@ -40,6 +40,8 @@ TRACE_EVENT_FN(sys_enter, syscall_regfunc, syscall_unregfunc ); +TRACE_EVENT_FLAGS(sys_enter, TRACE_EVENT_FL_CAP_ANY) + TRACE_EVENT_FN(sys_exit, TP_PROTO(struct pt_regs *regs, long ret), @@ -62,6 +64,8 @@ TRACE_EVENT_FN(sys_exit, syscall_regfunc, syscall_unregfunc ); +TRACE_EVENT_FLAGS(sys_exit, TRACE_EVENT_FL_CAP_ANY) + #endif /* CONFIG_HAVE_SYSCALL_TRACEPOINTS */ #endif /* _TRACE_EVENTS_SYSCALLS_H */ diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h index 370aa5a87322..ea422aaa23e1 100644 --- a/include/trace/events/vmscan.h +++ b/include/trace/events/vmscan.h @@ -10,6 +10,7 @@ #define RECLAIM_WB_ANON 0x0001u #define RECLAIM_WB_FILE 0x0002u +#define RECLAIM_WB_MIXED 0x0010u #define RECLAIM_WB_SYNC 0x0004u #define RECLAIM_WB_ASYNC 0x0008u @@ -17,13 +18,20 @@ (flags) ? __print_flags(flags, "|", \ {RECLAIM_WB_ANON, "RECLAIM_WB_ANON"}, \ {RECLAIM_WB_FILE, "RECLAIM_WB_FILE"}, \ + {RECLAIM_WB_MIXED, "RECLAIM_WB_MIXED"}, \ {RECLAIM_WB_SYNC, "RECLAIM_WB_SYNC"}, \ {RECLAIM_WB_ASYNC, "RECLAIM_WB_ASYNC"} \ ) : "RECLAIM_WB_NONE" #define trace_reclaim_flags(page, sync) ( \ (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \ - (sync == PAGEOUT_IO_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ + (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ + ) + +#define trace_shrink_flags(file, sync) ( \ + (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_MIXED : \ + (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON)) | \ + (sync & RECLAIM_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ ) TRACE_EVENT(mm_vmscan_kswapd_sleep, @@ -269,6 +277,40 @@ TRACE_EVENT(mm_vmscan_writepage, show_reclaim_flags(__entry->reclaim_flags)) ); +TRACE_EVENT(mm_vmscan_lru_shrink_inactive, + + TP_PROTO(int nid, int zid, + unsigned long nr_scanned, unsigned long nr_reclaimed, + int priority, int reclaim_flags), + + TP_ARGS(nid, zid, nr_scanned, nr_reclaimed, priority, reclaim_flags), + + TP_STRUCT__entry( + __field(int, nid) + __field(int, zid) + __field(unsigned long, nr_scanned) + __field(unsigned long, nr_reclaimed) + __field(int, priority) + __field(int, reclaim_flags) + ), + + TP_fast_assign( + __entry->nid = nid; + __entry->zid = zid; + __entry->nr_scanned = nr_scanned; + __entry->nr_reclaimed = nr_reclaimed; + __entry->priority = priority; + __entry->reclaim_flags = reclaim_flags; + ), + + TP_printk("nid=%d zid=%d nr_scanned=%ld nr_reclaimed=%ld priority=%d flags=%s", + __entry->nid, __entry->zid, + __entry->nr_scanned, __entry->nr_reclaimed, + __entry->priority, + show_reclaim_flags(__entry->reclaim_flags)) +); + + #endif /* _TRACE_VMSCAN_H */ /* This part must be outside protection */ diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index f345f66ae9d1..4e249b927eaa 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -81,6 +81,7 @@ DEFINE_EVENT(writeback_class, name, \ TP_ARGS(bdi)) DEFINE_WRITEBACK_EVENT(writeback_nowork); +DEFINE_WRITEBACK_EVENT(writeback_wake_background); DEFINE_WRITEBACK_EVENT(writeback_wake_thread); DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread); DEFINE_WRITEBACK_EVENT(writeback_bdi_register); @@ -96,8 +97,6 @@ DECLARE_EVENT_CLASS(wbc_class, __field(long, nr_to_write) __field(long, pages_skipped) __field(int, sync_mode) - __field(int, nonblocking) - __field(int, encountered_congestion) __field(int, for_kupdate) __field(int, for_background) __field(int, for_reclaim) @@ -153,6 +152,41 @@ DEFINE_WBC_EVENT(wbc_balance_dirty_written); DEFINE_WBC_EVENT(wbc_balance_dirty_wait); DEFINE_WBC_EVENT(wbc_writepage); +DECLARE_EVENT_CLASS(writeback_congest_waited_template, + + TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), + + TP_ARGS(usec_timeout, usec_delayed), + + TP_STRUCT__entry( + __field( unsigned int, usec_timeout ) + __field( unsigned int, usec_delayed ) + ), + + TP_fast_assign( + __entry->usec_timeout = usec_timeout; + __entry->usec_delayed = usec_delayed; + ), + + TP_printk("usec_timeout=%u usec_delayed=%u", + __entry->usec_timeout, + __entry->usec_delayed) +); + +DEFINE_EVENT(writeback_congest_waited_template, writeback_congestion_wait, + + TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), + + TP_ARGS(usec_timeout, usec_delayed) +); + +DEFINE_EVENT(writeback_congest_waited_template, writeback_wait_iff_congested, + + TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed), + + TP_ARGS(usec_timeout, usec_delayed) +); + #endif /* _TRACE_WRITEBACK_H */ /* This part must be outside protection */ diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index a9377c0083ad..3e68366d485a 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -82,6 +82,10 @@ TRACE_EVENT(name, PARAMS(proto), PARAMS(args), \ PARAMS(tstruct), PARAMS(assign), PARAMS(print)) \ +#undef TRACE_EVENT_FLAGS +#define TRACE_EVENT_FLAGS(name, value) \ + __TRACE_EVENT_FLAGS(name, value) + #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) @@ -129,6 +133,9 @@ #define DEFINE_EVENT_PRINT(template, name, proto, args, print) \ DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args)) +#undef TRACE_EVENT_FLAGS +#define TRACE_EVENT_FLAGS(event, flag) + #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) /* @@ -289,13 +296,19 @@ static struct trace_event_functions ftrace_event_type_funcs_##call = { \ #undef __array #define __array(type, item, len) \ - BUILD_BUG_ON(len > MAX_FILTER_STR_VAL); \ - ret = trace_define_field(event_call, #type "[" #len "]", #item, \ + do { \ + mutex_lock(&event_storage_mutex); \ + BUILD_BUG_ON(len > MAX_FILTER_STR_VAL); \ + snprintf(event_storage, sizeof(event_storage), \ + "%s[%d]", #type, len); \ + ret = trace_define_field(event_call, event_storage, #item, \ offsetof(typeof(field), item), \ sizeof(field.item), \ is_signed_type(type), FILTER_OTHER); \ - if (ret) \ - return ret; + mutex_unlock(&event_storage_mutex); \ + if (ret) \ + return ret; \ + } while (0); #undef __dynamic_array #define __dynamic_array(type, item, len) \ @@ -433,14 +446,16 @@ static inline notrace int ftrace_get_offsets_##call( \ * .reg = ftrace_event_reg, * }; * - * static struct ftrace_event_call __used - * __attribute__((__aligned__(4))) - * __attribute__((section("_ftrace_events"))) event_<call> = { + * static struct ftrace_event_call event_<call> = { * .name = "<call>", * .class = event_class_<template>, * .event = &ftrace_event_type_<call>, * .print_fmt = print_fmt_<call>, * }; + * // its only safe to use pointers when doing linker tricks to + * // create an array. + * static struct ftrace_event_call __used + * __attribute__((section("_ftrace_events"))) *__event_<call> = &event_<call>; * */ @@ -566,28 +581,28 @@ static struct ftrace_event_class __used event_class_##call = { \ #undef DEFINE_EVENT #define DEFINE_EVENT(template, call, proto, args) \ \ -static struct ftrace_event_call __used \ -__attribute__((__aligned__(4))) \ -__attribute__((section("_ftrace_events"))) event_##call = { \ +static struct ftrace_event_call __used event_##call = { \ .name = #call, \ .class = &event_class_##template, \ .event.funcs = &ftrace_event_type_funcs_##template, \ .print_fmt = print_fmt_##template, \ -}; +}; \ +static struct ftrace_event_call __used \ +__attribute__((section("_ftrace_events"))) *__event_##call = &event_##call #undef DEFINE_EVENT_PRINT #define DEFINE_EVENT_PRINT(template, call, proto, args, print) \ \ static const char print_fmt_##call[] = print; \ \ -static struct ftrace_event_call __used \ -__attribute__((__aligned__(4))) \ -__attribute__((section("_ftrace_events"))) event_##call = { \ +static struct ftrace_event_call __used event_##call = { \ .name = #call, \ .class = &event_class_##template, \ .event.funcs = &ftrace_event_type_funcs_##call, \ .print_fmt = print_fmt_##call, \ -} +}; \ +static struct ftrace_event_call __used \ +__attribute__((section("_ftrace_events"))) *__event_##call = &event_##call #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) diff --git a/include/video/atmel_lcdc.h b/include/video/atmel_lcdc.h index 0c864db1a466..28447f1594fa 100644 --- a/include/video/atmel_lcdc.h +++ b/include/video/atmel_lcdc.h @@ -52,6 +52,7 @@ struct atmel_lcdfb_info { u8 bl_power; #endif bool lcdcon_is_backlight; + bool lcdcon_pol_negative; u8 saved_lcdcon; u8 default_bpp; diff --git a/include/video/da8xx-fb.h b/include/video/da8xx-fb.h index 6316cdabf73f..89d43b3d4cb9 100644 --- a/include/video/da8xx-fb.h +++ b/include/video/da8xx-fb.h @@ -99,7 +99,6 @@ struct lcd_sync_arg { #define FBIPUT_COLOR _IOW('F', 6, int) #define FBIPUT_HSYNC _IOW('F', 9, int) #define FBIPUT_VSYNC _IOW('F', 10, int) -#define FBIO_WAITFORVSYNC _IOW('F', 0x20, u_int32_t) #endif /* ifndef DA8XX_FB_H */ diff --git a/include/video/kyro.h b/include/video/kyro.h index dba7de2ee4a8..c563968e926c 100644 --- a/include/video/kyro.h +++ b/include/video/kyro.h @@ -32,7 +32,7 @@ struct kyrofb_info { u32 PIXCLK; /* Pixel Clock */ u32 HCLK; /* Hor Clock */ - /* Usefull to hold depth here for Linux */ + /* Useful to hold depth here for Linux */ u8 PIXDEPTH; #ifdef CONFIG_MTRR diff --git a/include/video/neomagic.h b/include/video/neomagic.h index 08b663782956..bc5013e8059d 100644 --- a/include/video/neomagic.h +++ b/include/video/neomagic.h @@ -129,7 +129,7 @@ struct neofb_par { unsigned char CRTC[25]; /* Crtc Controller */ unsigned char Sequencer[5]; /* Video Sequencer */ unsigned char Graphics[9]; /* Video Graphics */ - unsigned char Attribute[21]; /* Video Atribute */ + unsigned char Attribute[21]; /* Video Attribute */ unsigned char GeneralLockReg; unsigned char ExtCRTDispAddr; diff --git a/include/video/newport.h b/include/video/newport.h index 001b935e71c4..3d7c4b492ec6 100644 --- a/include/video/newport.h +++ b/include/video/newport.h @@ -5,7 +5,7 @@ * * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com) * - * Ulf Carlsson - Compability with the IRIX structures added + * Ulf Carlsson - Compatibility with the IRIX structures added */ #ifndef _SGI_NEWPORT_H diff --git a/include/video/s1d13xxxfb.h b/include/video/s1d13xxxfb.h index f0736cff2ca3..55f534491a3d 100644 --- a/include/video/s1d13xxxfb.h +++ b/include/video/s1d13xxxfb.h @@ -136,12 +136,6 @@ #define S1DREG_DELAYOFF 0xFFFE #define S1DREG_DELAYON 0xFFFF -#define BBLT_FIFO_EMPTY 0x00 -#define BBLT_FIFO_NOT_EMPTY 0x40 -#define BBLT_FIFO_NOT_FULL 0x30 -#define BBLT_FIFO_HALF_FULL 0x20 -#define BBLT_FIFO_FULL 0x10 - #define BBLT_SOLID_FILL 0x0c diff --git a/include/video/sh_mipi_dsi.h b/include/video/sh_mipi_dsi.h index 18bca08f9f59..6cb95c977de9 100644 --- a/include/video/sh_mipi_dsi.h +++ b/include/video/sh_mipi_dsi.h @@ -27,9 +27,15 @@ enum sh_mipi_dsi_data_fmt { struct sh_mobile_lcdc_chan_cfg; +#define SH_MIPI_DSI_HSABM (1 << 0) +#define SH_MIPI_DSI_HSPBM (1 << 1) + struct sh_mipi_dsi_info { enum sh_mipi_dsi_data_fmt data_format; struct sh_mobile_lcdc_chan_cfg *lcd_chan; + unsigned long flags; + u32 clksrc; + unsigned int vsynw_offset; }; #endif diff --git a/include/video/sh_mobile_hdmi.h b/include/video/sh_mobile_hdmi.h index 1e1aa54ab2e4..b56932927d0a 100644 --- a/include/video/sh_mobile_hdmi.h +++ b/include/video/sh_mobile_hdmi.h @@ -13,6 +13,7 @@ struct sh_mobile_lcdc_chan_cfg; struct device; +struct clk; /* * flags format @@ -33,6 +34,8 @@ struct sh_mobile_hdmi_info { struct sh_mobile_lcdc_chan_cfg *lcd_chan; struct device *lcd_dev; unsigned int flags; + long (*clk_optimize_parent)(unsigned long target, unsigned long *best_freq, + unsigned long *parent_freq); }; #endif diff --git a/include/video/sh_mobile_lcdc.h b/include/video/sh_mobile_lcdc.h index 55d700e8566e..2c8d369190b3 100644 --- a/include/video/sh_mobile_lcdc.h +++ b/include/video/sh_mobile_lcdc.h @@ -49,7 +49,9 @@ struct sh_mobile_lcdc_sys_bus_ops { unsigned long (*read_data)(void *handle); }; +struct module; struct sh_mobile_lcdc_board_cfg { + struct module *owner; void *board_data; int (*setup_sys)(void *board_data, void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); @@ -57,6 +59,8 @@ struct sh_mobile_lcdc_board_cfg { struct sh_mobile_lcdc_sys_bus_ops *sys_ops); void (*display_on)(void *board_data, struct fb_info *info); void (*display_off)(void *board_data); + int (*set_brightness)(void *board_data, int brightness); + int (*get_brightness)(void *board_data); }; struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */ @@ -64,16 +68,25 @@ struct sh_mobile_lcdc_lcd_size_cfg { /* width and height of panel in mm */ unsigned long height; }; +/* backlight info */ +struct sh_mobile_lcdc_bl_info { + const char *name; + int max_brightness; +}; + struct sh_mobile_lcdc_chan_cfg { int chan; int bpp; int interface_type; /* selects RGBn or SYSn I/F, see above */ int clock_divider; unsigned long flags; /* LCDC_FLAGS_... */ - struct fb_videomode lcd_cfg; + const struct fb_videomode *lcd_cfg; + int num_cfg; struct sh_mobile_lcdc_lcd_size_cfg lcd_size_cfg; struct sh_mobile_lcdc_board_cfg board_cfg; + struct sh_mobile_lcdc_bl_info bl_info; struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */ + int nonstd; }; struct sh_mobile_lcdc_info { diff --git a/include/video/sisfb.h b/include/video/sisfb.h index fdd74f1a6791..6dc5df9e43f3 100644 --- a/include/video/sisfb.h +++ b/include/video/sisfb.h @@ -151,7 +151,7 @@ struct sisfb_cmd { __u32 sisfb_result[4]; }; -/* Addtional IOCTLs for communication sisfb <> X driver */ +/* Additional IOCTLs for communication sisfb <> X driver */ /* If changing this, vgatypes.h must also be changed (for X driver) */ /* ioctl for identifying and giving some info (esp. memory heap start) */ diff --git a/include/video/sstfb.h b/include/video/sstfb.h index b52f07381243..c449eace12cd 100644 --- a/include/video/sstfb.h +++ b/include/video/sstfb.h @@ -156,7 +156,7 @@ #define DAC_READ FBIINIT2 /* in remap mode */ #define FBIINIT3 0x021c /* fbi controls */ # define DISABLE_TEXTURE BIT(6) -# define Y_SWAP_ORIGIN_SHIFT 22 /* Y swap substraction value */ +# define Y_SWAP_ORIGIN_SHIFT 22 /* Y swap subtraction value */ #define HSYNC 0x0220 #define VSYNC 0x0224 #define DAC_DATA 0x022c @@ -212,9 +212,9 @@ # define DACREG_CR0_24BPP 0x50 /* mode 5 */ #define DACREG_CR1_I 0x05 #define DACREG_CC_I 0x06 -# define DACREG_CC_CLKA BIT(7) /* clk A controled by regs */ +# define DACREG_CC_CLKA BIT(7) /* clk A controlled by regs */ # define DACREG_CC_CLKA_C (2<<4) /* clk A uses reg C */ -# define DACREG_CC_CLKB BIT(3) /* clk B controled by regs */ +# define DACREG_CC_CLKB BIT(3) /* clk B controlled by regs */ # define DACREG_CC_CLKB_D 3 /* clkB uses reg D */ #define DACREG_AC0_I 0x48 /* clock A reg C */ #define DACREG_AC1_I 0x49 diff --git a/include/video/udlfb.h b/include/video/udlfb.h new file mode 100644 index 000000000000..69d485a4a026 --- /dev/null +++ b/include/video/udlfb.h @@ -0,0 +1,95 @@ +#ifndef UDLFB_H +#define UDLFB_H + +/* + * TODO: Propose standard fb.h ioctl for reporting damage, + * using _IOWR() and one of the existing area structs from fb.h + * Consider these ioctls deprecated, but they're still used by the + * DisplayLink X server as yet - need both to be modified in tandem + * when new ioctl(s) are ready. + */ +#define DLFB_IOCTL_RETURN_EDID 0xAD +#define DLFB_IOCTL_REPORT_DAMAGE 0xAA +struct dloarea { + int x, y; + int w, h; + int x2, y2; +}; + +struct urb_node { + struct list_head entry; + struct dlfb_data *dev; + struct delayed_work release_urb_work; + struct urb *urb; +}; + +struct urb_list { + struct list_head list; + spinlock_t lock; + struct semaphore limit_sem; + int available; + int count; + size_t size; +}; + +struct dlfb_data { + struct usb_device *udev; + struct device *gdev; /* &udev->dev */ + struct fb_info *info; + struct urb_list urbs; + struct kref kref; + char *backing_buffer; + int fb_count; + bool virtualized; /* true when physical usb device not present */ + struct delayed_work free_framebuffer_work; + atomic_t usb_active; /* 0 = update virtual buffer, but no usb traffic */ + atomic_t lost_pixels; /* 1 = a render op failed. Need screen refresh */ + char *edid; /* null until we read edid from hw or get from sysfs */ + size_t edid_size; + int sku_pixel_limit; + int base16; + int base8; + u32 pseudo_palette[256]; + /* blit-only rendering path metrics, exposed through sysfs */ + atomic_t bytes_rendered; /* raw pixel-bytes driver asked to render */ + atomic_t bytes_identical; /* saved effort with backbuffer comparison */ + atomic_t bytes_sent; /* to usb, after compression including overhead */ + atomic_t cpu_kcycles_used; /* transpired during pixel processing */ +}; + +#define NR_USB_REQUEST_I2C_SUB_IO 0x02 +#define NR_USB_REQUEST_CHANNEL 0x12 + +/* -BULK_SIZE as per usb-skeleton. Can we get full page and avoid overhead? */ +#define BULK_SIZE 512 +#define MAX_TRANSFER (PAGE_SIZE*16 - BULK_SIZE) +#define WRITES_IN_FLIGHT (4) + +#define MAX_VENDOR_DESCRIPTOR_SIZE 256 + +#define GET_URB_TIMEOUT HZ +#define FREE_URB_TIMEOUT (HZ*2) + +#define BPP 2 +#define MAX_CMD_PIXELS 255 + +#define RLX_HEADER_BYTES 7 +#define MIN_RLX_PIX_BYTES 4 +#define MIN_RLX_CMD_BYTES (RLX_HEADER_BYTES + MIN_RLX_PIX_BYTES) + +#define RLE_HEADER_BYTES 6 +#define MIN_RLE_PIX_BYTES 3 +#define MIN_RLE_CMD_BYTES (RLE_HEADER_BYTES + MIN_RLE_PIX_BYTES) + +#define RAW_HEADER_BYTES 6 +#define MIN_RAW_PIX_BYTES 2 +#define MIN_RAW_CMD_BYTES (RAW_HEADER_BYTES + MIN_RAW_PIX_BYTES) + +#define DL_DEFIO_WRITE_DELAY 5 /* fb_deferred_io.delay in jiffies */ +#define DL_DEFIO_WRITE_DISABLE (HZ*60) /* "disable" with long delay */ + +/* remove these once align.h patch is taken into kernel */ +#define DL_ALIGN_UP(x, a) ALIGN(x, a) +#define DL_ALIGN_DOWN(x, a) ALIGN(x-(a-1), a) + +#endif diff --git a/include/xen/Kbuild b/include/xen/Kbuild index 4e65c16a445b..84ad8f02fee5 100644 --- a/include/xen/Kbuild +++ b/include/xen/Kbuild @@ -1 +1,2 @@ header-y += evtchn.h +header-y += privcmd.h diff --git a/include/xen/balloon.h b/include/xen/balloon.h new file mode 100644 index 000000000000..a2b22f01a51d --- /dev/null +++ b/include/xen/balloon.h @@ -0,0 +1,25 @@ +/****************************************************************************** + * Xen balloon functionality + */ + +#define RETRY_UNLIMITED 0 + +struct balloon_stats { + /* We aim for 'current allocation' == 'target allocation'. */ + unsigned long current_pages; + unsigned long target_pages; + /* Number of pages in high- and low-memory balloons. */ + unsigned long balloon_low; + unsigned long balloon_high; + unsigned long schedule_delay; + unsigned long max_schedule_delay; + unsigned long retry_count; + unsigned long max_retry_count; +}; + +extern struct balloon_stats balloon_stats; + +void balloon_set_new_target(unsigned long target); + +int alloc_xenballooned_pages(int nr_pages, struct page** pages); +void free_xenballooned_pages(int nr_pages, struct page** pages); diff --git a/include/xen/events.h b/include/xen/events.h index a15d93262e30..9af21e19545a 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -12,6 +12,7 @@ int bind_evtchn_to_irqhandler(unsigned int evtchn, irq_handler_t handler, unsigned long irqflags, const char *devname, void *dev_id); +int bind_virq_to_irq(unsigned int virq, unsigned int cpu); int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu, irq_handler_t handler, unsigned long irqflags, const char *devname, @@ -22,6 +23,12 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi, unsigned long irqflags, const char *devname, void *dev_id); +int bind_interdomain_evtchn_to_irqhandler(unsigned int remote_domain, + unsigned int remote_port, + irq_handler_t handler, + unsigned long irqflags, + const char *devname, + void *dev_id); /* * Common unbind function for all event sources. Takes IRQ to unbind from. @@ -40,9 +47,9 @@ static inline void notify_remote_via_evtchn(int port) (void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send); } -extern void notify_remote_via_irq(int irq); +void notify_remote_via_irq(int irq); -extern void xen_irq_resume(void); +void xen_irq_resume(void); /* Clear an irq's pending state, in preparation for polling on it */ void xen_clear_irq_pending(int irq); @@ -53,14 +60,45 @@ bool xen_test_irq_pending(int irq); irq will be disabled so it won't deliver an interrupt. */ void xen_poll_irq(int irq); +/* Poll waiting for an irq to become pending with a timeout. In the usual case, + * the irq will be disabled so it won't deliver an interrupt. */ +void xen_poll_irq_timeout(int irq, u64 timeout); + /* Determine the IRQ which is bound to an event channel */ unsigned irq_from_evtchn(unsigned int evtchn); /* Xen HVM evtchn vector callback */ -extern void xen_hvm_callback_vector(void); +void xen_hvm_callback_vector(void); extern int xen_have_vector_callback; int xen_set_callback_via(uint64_t via); void xen_evtchn_do_upcall(struct pt_regs *regs); void xen_hvm_evtchn_do_upcall(void); +/* Allocate a pirq for a physical interrupt, given a gsi. */ +int xen_allocate_pirq_gsi(unsigned gsi); +/* Bind a pirq for a physical interrupt to an irq. */ +int xen_bind_pirq_gsi_to_irq(unsigned gsi, + unsigned pirq, int shareable, char *name); + +#ifdef CONFIG_PCI_MSI +/* Allocate a pirq for a MSI style physical interrupt. */ +int xen_allocate_pirq_msi(struct pci_dev *dev, struct msi_desc *msidesc); +/* Bind an PSI pirq to an irq. */ +int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc, + int pirq, int vector, const char *name, + domid_t domid); +#endif + +/* De-allocates the above mentioned physical interrupt. */ +int xen_destroy_irq(int irq); + +/* Return irq from pirq */ +int xen_irq_from_pirq(unsigned pirq); + +/* Return the pirq allocated to the irq. */ +int xen_pirq_from_irq(unsigned irq); + +/* Determine whether to ignore this IRQ if it is passed to a guest. */ +int xen_test_irq_shared(int irq); + #endif /* _XEN_EVENTS_H */ diff --git a/include/xen/gntalloc.h b/include/xen/gntalloc.h new file mode 100644 index 000000000000..76bd58065f4f --- /dev/null +++ b/include/xen/gntalloc.h @@ -0,0 +1,82 @@ +/****************************************************************************** + * gntalloc.h + * + * Interface to /dev/xen/gntalloc. + * + * Author: Daniel De Graaf <dgdegra@tycho.nsa.gov> + * + * This file is in the public domain. + */ + +#ifndef __LINUX_PUBLIC_GNTALLOC_H__ +#define __LINUX_PUBLIC_GNTALLOC_H__ + +/* + * Allocates a new page and creates a new grant reference. + */ +#define IOCTL_GNTALLOC_ALLOC_GREF \ +_IOC(_IOC_NONE, 'G', 5, sizeof(struct ioctl_gntalloc_alloc_gref)) +struct ioctl_gntalloc_alloc_gref { + /* IN parameters */ + /* The ID of the domain to be given access to the grants. */ + uint16_t domid; + /* Flags for this mapping */ + uint16_t flags; + /* Number of pages to map */ + uint32_t count; + /* OUT parameters */ + /* The offset to be used on a subsequent call to mmap(). */ + uint64_t index; + /* The grant references of the newly created grant, one per page */ + /* Variable size, depending on count */ + uint32_t gref_ids[1]; +}; + +#define GNTALLOC_FLAG_WRITABLE 1 + +/* + * Deallocates the grant reference, allowing the associated page to be freed if + * no other domains are using it. + */ +#define IOCTL_GNTALLOC_DEALLOC_GREF \ +_IOC(_IOC_NONE, 'G', 6, sizeof(struct ioctl_gntalloc_dealloc_gref)) +struct ioctl_gntalloc_dealloc_gref { + /* IN parameters */ + /* The offset returned in the map operation */ + uint64_t index; + /* Number of references to unmap */ + uint32_t count; +}; + +/* + * Sets up an unmap notification within the page, so that the other side can do + * cleanup if this side crashes. Required to implement cross-domain robust + * mutexes or close notification on communication channels. + * + * Each mapped page only supports one notification; multiple calls referring to + * the same page overwrite the previous notification. You must clear the + * notification prior to the IOCTL_GNTALLOC_DEALLOC_GREF if you do not want it + * to occur. + */ +#define IOCTL_GNTALLOC_SET_UNMAP_NOTIFY \ +_IOC(_IOC_NONE, 'G', 7, sizeof(struct ioctl_gntalloc_unmap_notify)) +struct ioctl_gntalloc_unmap_notify { + /* IN parameters */ + /* Offset in the file descriptor for a byte within the page (same as + * used in mmap). If using UNMAP_NOTIFY_CLEAR_BYTE, this is the byte to + * be cleared. Otherwise, it can be any byte in the page whose + * notification we are adjusting. + */ + uint64_t index; + /* Action(s) to take on unmap */ + uint32_t action; + /* Event channel to notify */ + uint32_t event_channel_port; +}; + +/* Clear (set to zero) the byte specified by index */ +#define UNMAP_NOTIFY_CLEAR_BYTE 0x1 +/* Send an interrupt on the indicated event channel */ +#define UNMAP_NOTIFY_SEND_EVENT 0x2 + +#endif /* __LINUX_PUBLIC_GNTALLOC_H__ */ diff --git a/include/xen/gntdev.h b/include/xen/gntdev.h new file mode 100644 index 000000000000..5304bd3c84c5 --- /dev/null +++ b/include/xen/gntdev.h @@ -0,0 +1,150 @@ +/****************************************************************************** + * gntdev.h + * + * Interface to /dev/xen/gntdev. + * + * Copyright (c) 2007, D G Murray + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation; or, when distributed + * separately from the Linux kernel or incorporated into other + * software packages, subject to the following license: + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this source file (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef __LINUX_PUBLIC_GNTDEV_H__ +#define __LINUX_PUBLIC_GNTDEV_H__ + +struct ioctl_gntdev_grant_ref { + /* The domain ID of the grant to be mapped. */ + uint32_t domid; + /* The grant reference of the grant to be mapped. */ + uint32_t ref; +}; + +/* + * Inserts the grant references into the mapping table of an instance + * of gntdev. N.B. This does not perform the mapping, which is deferred + * until mmap() is called with @index as the offset. + */ +#define IOCTL_GNTDEV_MAP_GRANT_REF \ +_IOC(_IOC_NONE, 'G', 0, sizeof(struct ioctl_gntdev_map_grant_ref)) +struct ioctl_gntdev_map_grant_ref { + /* IN parameters */ + /* The number of grants to be mapped. */ + uint32_t count; + uint32_t pad; + /* OUT parameters */ + /* The offset to be used on a subsequent call to mmap(). */ + uint64_t index; + /* Variable IN parameter. */ + /* Array of grant references, of size @count. */ + struct ioctl_gntdev_grant_ref refs[1]; +}; + +/* + * Removes the grant references from the mapping table of an instance of + * of gntdev. N.B. munmap() must be called on the relevant virtual address(es) + * before this ioctl is called, or an error will result. + */ +#define IOCTL_GNTDEV_UNMAP_GRANT_REF \ +_IOC(_IOC_NONE, 'G', 1, sizeof(struct ioctl_gntdev_unmap_grant_ref)) +struct ioctl_gntdev_unmap_grant_ref { + /* IN parameters */ + /* The offset was returned by the corresponding map operation. */ + uint64_t index; + /* The number of pages to be unmapped. */ + uint32_t count; + uint32_t pad; +}; + +/* + * Returns the offset in the driver's address space that corresponds + * to @vaddr. This can be used to perform a munmap(), followed by an + * UNMAP_GRANT_REF ioctl, where no state about the offset is retained by + * the caller. The number of pages that were allocated at the same time as + * @vaddr is returned in @count. + * + * N.B. Where more than one page has been mapped into a contiguous range, the + * supplied @vaddr must correspond to the start of the range; otherwise + * an error will result. It is only possible to munmap() the entire + * contiguously-allocated range at once, and not any subrange thereof. + */ +#define IOCTL_GNTDEV_GET_OFFSET_FOR_VADDR \ +_IOC(_IOC_NONE, 'G', 2, sizeof(struct ioctl_gntdev_get_offset_for_vaddr)) +struct ioctl_gntdev_get_offset_for_vaddr { + /* IN parameters */ + /* The virtual address of the first mapped page in a range. */ + uint64_t vaddr; + /* OUT parameters */ + /* The offset that was used in the initial mmap() operation. */ + uint64_t offset; + /* The number of pages mapped in the VM area that begins at @vaddr. */ + uint32_t count; + uint32_t pad; +}; + +/* + * Sets the maximum number of grants that may mapped at once by this gntdev + * instance. + * + * N.B. This must be called before any other ioctl is performed on the device. + */ +#define IOCTL_GNTDEV_SET_MAX_GRANTS \ +_IOC(_IOC_NONE, 'G', 3, sizeof(struct ioctl_gntdev_set_max_grants)) +struct ioctl_gntdev_set_max_grants { + /* IN parameter */ + /* The maximum number of grants that may be mapped at once. */ + uint32_t count; +}; + +/* + * Sets up an unmap notification within the page, so that the other side can do + * cleanup if this side crashes. Required to implement cross-domain robust + * mutexes or close notification on communication channels. + * + * Each mapped page only supports one notification; multiple calls referring to + * the same page overwrite the previous notification. You must clear the + * notification prior to the IOCTL_GNTALLOC_DEALLOC_GREF if you do not want it + * to occur. + */ +#define IOCTL_GNTDEV_SET_UNMAP_NOTIFY \ +_IOC(_IOC_NONE, 'G', 7, sizeof(struct ioctl_gntdev_unmap_notify)) +struct ioctl_gntdev_unmap_notify { + /* IN parameters */ + /* Offset in the file descriptor for a byte within the page (same as + * used in mmap). If using UNMAP_NOTIFY_CLEAR_BYTE, this is the byte to + * be cleared. Otherwise, it can be any byte in the page whose + * notification we are adjusting. + */ + uint64_t index; + /* Action(s) to take on unmap */ + uint32_t action; + /* Event channel to notify */ + uint32_t event_channel_port; +}; + +/* Clear (set to zero) the byte specified by index */ +#define UNMAP_NOTIFY_CLEAR_BYTE 0x1 +/* Send an interrupt on the indicated event channel */ +#define UNMAP_NOTIFY_SEND_EVENT 0x2 + +#endif /* __LINUX_PUBLIC_GNTDEV_H__ */ diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h index 9a731706a016..b1fab6b5b3ef 100644 --- a/include/xen/grant_table.h +++ b/include/xen/grant_table.h @@ -37,10 +37,16 @@ #ifndef __ASM_GNTTAB_H__ #define __ASM_GNTTAB_H__ -#include <asm/xen/hypervisor.h> +#include <asm/page.h> + +#include <xen/interface/xen.h> #include <xen/interface/grant_table.h> + +#include <asm/xen/hypervisor.h> #include <asm/xen/grant_table.h> +#include <xen/features.h> + /* NR_GRANT_FRAMES must be less than or equal to that configured in Xen */ #define NR_GRANT_FRAMES 4 @@ -107,6 +113,37 @@ void gnttab_grant_foreign_access_ref(grant_ref_t ref, domid_t domid, void gnttab_grant_foreign_transfer_ref(grant_ref_t, domid_t domid, unsigned long pfn); +static inline void +gnttab_set_map_op(struct gnttab_map_grant_ref *map, phys_addr_t addr, + uint32_t flags, grant_ref_t ref, domid_t domid) +{ + if (flags & GNTMAP_contains_pte) + map->host_addr = addr; + else if (xen_feature(XENFEAT_auto_translated_physmap)) + map->host_addr = __pa(addr); + else + map->host_addr = addr; + + map->flags = flags; + map->ref = ref; + map->dom = domid; +} + +static inline void +gnttab_set_unmap_op(struct gnttab_unmap_grant_ref *unmap, phys_addr_t addr, + uint32_t flags, grant_handle_t handle) +{ + if (flags & GNTMAP_contains_pte) + unmap->host_addr = addr; + else if (xen_feature(XENFEAT_auto_translated_physmap)) + unmap->host_addr = __pa(addr); + else + unmap->host_addr = addr; + + unmap->handle = handle; + unmap->dev_bus_addr = 0; +} + int arch_gnttab_map_shared(unsigned long *frames, unsigned long nr_gframes, unsigned long max_nr_gframes, struct grant_entry **__shared); @@ -118,4 +155,9 @@ unsigned int gnttab_max_grant_frames(void); #define gnttab_map_vaddr(map) ((void *)(map.host_virt_addr)) +int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops, + struct page **pages, unsigned int count); +int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops, + struct page **pages, unsigned int count); + #endif /* __ASM_GNTTAB_H__ */ diff --git a/include/xen/interface/elfnote.h b/include/xen/interface/elfnote.h index 7a8262c375cc..0360b15f4883 100644 --- a/include/xen/interface/elfnote.h +++ b/include/xen/interface/elfnote.h @@ -51,7 +51,7 @@ /* * The offset of the ELF paddr field from the acutal required - * psuedo-physical address (numeric). + * pseudo-physical address (numeric). * * This is used to maintain backwards compatibility with older kernels * which wrote __PAGE_OFFSET into that field. This field defaults to 0 diff --git a/include/xen/interface/features.h b/include/xen/interface/features.h index 70d2563ab166..b6ca39a069d8 100644 --- a/include/xen/interface/features.h +++ b/include/xen/interface/features.h @@ -47,6 +47,9 @@ /* x86: pvclock algorithm is safe to use on HVM */ #define XENFEAT_hvm_safe_pvclock 9 +/* x86: pirq can be used by HVM guests */ +#define XENFEAT_hvm_pirqs 10 + #define XENFEAT_NR_SUBMAPS 1 #endif /* __XEN_PUBLIC_FEATURES_H__ */ diff --git a/include/xen/interface/io/blkif.h b/include/xen/interface/io/blkif.h index c2d1fa4dc1ee..61e523af3c46 100644 --- a/include/xen/interface/io/blkif.h +++ b/include/xen/interface/io/blkif.h @@ -51,11 +51,7 @@ typedef uint64_t blkif_sector_t; */ #define BLKIF_MAX_SEGMENTS_PER_REQUEST 11 -struct blkif_request { - uint8_t operation; /* BLKIF_OP_??? */ - uint8_t nr_segments; /* number of segments */ - blkif_vdev_t handle; /* only for read/write requests */ - uint64_t id; /* private guest value, echoed in resp */ +struct blkif_request_rw { blkif_sector_t sector_number;/* start sector idx on disk (r/w only) */ struct blkif_request_segment { grant_ref_t gref; /* reference to I/O buffer frame */ @@ -65,6 +61,16 @@ struct blkif_request { } seg[BLKIF_MAX_SEGMENTS_PER_REQUEST]; }; +struct blkif_request { + uint8_t operation; /* BLKIF_OP_??? */ + uint8_t nr_segments; /* number of segments */ + blkif_vdev_t handle; /* only for read/write requests */ + uint64_t id; /* private guest value, echoed in resp */ + union { + struct blkif_request_rw rw; + } u; +}; + struct blkif_response { uint64_t id; /* copied from request */ uint8_t operation; /* copied from request */ @@ -91,4 +97,25 @@ DEFINE_RING_TYPES(blkif, struct blkif_request, struct blkif_response); #define VDISK_REMOVABLE 0x2 #define VDISK_READONLY 0x4 +/* Xen-defined major numbers for virtual disks, they look strangely + * familiar */ +#define XEN_IDE0_MAJOR 3 +#define XEN_IDE1_MAJOR 22 +#define XEN_SCSI_DISK0_MAJOR 8 +#define XEN_SCSI_DISK1_MAJOR 65 +#define XEN_SCSI_DISK2_MAJOR 66 +#define XEN_SCSI_DISK3_MAJOR 67 +#define XEN_SCSI_DISK4_MAJOR 68 +#define XEN_SCSI_DISK5_MAJOR 69 +#define XEN_SCSI_DISK6_MAJOR 70 +#define XEN_SCSI_DISK7_MAJOR 71 +#define XEN_SCSI_DISK8_MAJOR 128 +#define XEN_SCSI_DISK9_MAJOR 129 +#define XEN_SCSI_DISK10_MAJOR 130 +#define XEN_SCSI_DISK11_MAJOR 131 +#define XEN_SCSI_DISK12_MAJOR 132 +#define XEN_SCSI_DISK13_MAJOR 133 +#define XEN_SCSI_DISK14_MAJOR 134 +#define XEN_SCSI_DISK15_MAJOR 135 + #endif /* __XEN_PUBLIC_IO_BLKIF_H__ */ diff --git a/include/xen/interface/io/netif.h b/include/xen/interface/io/netif.h index 518481c95f18..cb94668f6e9f 100644 --- a/include/xen/interface/io/netif.h +++ b/include/xen/interface/io/netif.h @@ -22,50 +22,50 @@ /* * This is the 'wire' format for packets: - * Request 1: netif_tx_request -- NETTXF_* (any flags) - * [Request 2: netif_tx_extra] (only if request 1 has NETTXF_extra_info) - * [Request 3: netif_tx_extra] (only if request 2 has XEN_NETIF_EXTRA_MORE) - * Request 4: netif_tx_request -- NETTXF_more_data - * Request 5: netif_tx_request -- NETTXF_more_data + * Request 1: xen_netif_tx_request -- XEN_NETTXF_* (any flags) + * [Request 2: xen_netif_extra_info] (only if request 1 has XEN_NETTXF_extra_info) + * [Request 3: xen_netif_extra_info] (only if request 2 has XEN_NETIF_EXTRA_MORE) + * Request 4: xen_netif_tx_request -- XEN_NETTXF_more_data + * Request 5: xen_netif_tx_request -- XEN_NETTXF_more_data * ... - * Request N: netif_tx_request -- 0 + * Request N: xen_netif_tx_request -- 0 */ /* Protocol checksum field is blank in the packet (hardware offload)? */ -#define _NETTXF_csum_blank (0) -#define NETTXF_csum_blank (1U<<_NETTXF_csum_blank) +#define _XEN_NETTXF_csum_blank (0) +#define XEN_NETTXF_csum_blank (1U<<_XEN_NETTXF_csum_blank) /* Packet data has been validated against protocol checksum. */ -#define _NETTXF_data_validated (1) -#define NETTXF_data_validated (1U<<_NETTXF_data_validated) +#define _XEN_NETTXF_data_validated (1) +#define XEN_NETTXF_data_validated (1U<<_XEN_NETTXF_data_validated) /* Packet continues in the next request descriptor. */ -#define _NETTXF_more_data (2) -#define NETTXF_more_data (1U<<_NETTXF_more_data) +#define _XEN_NETTXF_more_data (2) +#define XEN_NETTXF_more_data (1U<<_XEN_NETTXF_more_data) /* Packet to be followed by extra descriptor(s). */ -#define _NETTXF_extra_info (3) -#define NETTXF_extra_info (1U<<_NETTXF_extra_info) +#define _XEN_NETTXF_extra_info (3) +#define XEN_NETTXF_extra_info (1U<<_XEN_NETTXF_extra_info) struct xen_netif_tx_request { grant_ref_t gref; /* Reference to buffer page */ uint16_t offset; /* Offset within buffer page */ - uint16_t flags; /* NETTXF_* */ + uint16_t flags; /* XEN_NETTXF_* */ uint16_t id; /* Echoed in response message. */ uint16_t size; /* Packet size in bytes. */ }; -/* Types of netif_extra_info descriptors. */ -#define XEN_NETIF_EXTRA_TYPE_NONE (0) /* Never used - invalid */ -#define XEN_NETIF_EXTRA_TYPE_GSO (1) /* u.gso */ -#define XEN_NETIF_EXTRA_TYPE_MAX (2) +/* Types of xen_netif_extra_info descriptors. */ +#define XEN_NETIF_EXTRA_TYPE_NONE (0) /* Never used - invalid */ +#define XEN_NETIF_EXTRA_TYPE_GSO (1) /* u.gso */ +#define XEN_NETIF_EXTRA_TYPE_MAX (2) -/* netif_extra_info flags. */ -#define _XEN_NETIF_EXTRA_FLAG_MORE (0) -#define XEN_NETIF_EXTRA_FLAG_MORE (1U<<_XEN_NETIF_EXTRA_FLAG_MORE) +/* xen_netif_extra_info flags. */ +#define _XEN_NETIF_EXTRA_FLAG_MORE (0) +#define XEN_NETIF_EXTRA_FLAG_MORE (1U<<_XEN_NETIF_EXTRA_FLAG_MORE) /* GSO types - only TCPv4 currently supported. */ -#define XEN_NETIF_GSO_TYPE_TCPV4 (1) +#define XEN_NETIF_GSO_TYPE_TCPV4 (1) /* * This structure needs to fit within both netif_tx_request and @@ -107,7 +107,7 @@ struct xen_netif_extra_info { struct xen_netif_tx_response { uint16_t id; - int16_t status; /* NETIF_RSP_* */ + int16_t status; /* XEN_NETIF_RSP_* */ }; struct xen_netif_rx_request { @@ -116,25 +116,29 @@ struct xen_netif_rx_request { }; /* Packet data has been validated against protocol checksum. */ -#define _NETRXF_data_validated (0) -#define NETRXF_data_validated (1U<<_NETRXF_data_validated) +#define _XEN_NETRXF_data_validated (0) +#define XEN_NETRXF_data_validated (1U<<_XEN_NETRXF_data_validated) /* Protocol checksum field is blank in the packet (hardware offload)? */ -#define _NETRXF_csum_blank (1) -#define NETRXF_csum_blank (1U<<_NETRXF_csum_blank) +#define _XEN_NETRXF_csum_blank (1) +#define XEN_NETRXF_csum_blank (1U<<_XEN_NETRXF_csum_blank) /* Packet continues in the next request descriptor. */ -#define _NETRXF_more_data (2) -#define NETRXF_more_data (1U<<_NETRXF_more_data) +#define _XEN_NETRXF_more_data (2) +#define XEN_NETRXF_more_data (1U<<_XEN_NETRXF_more_data) /* Packet to be followed by extra descriptor(s). */ -#define _NETRXF_extra_info (3) -#define NETRXF_extra_info (1U<<_NETRXF_extra_info) +#define _XEN_NETRXF_extra_info (3) +#define XEN_NETRXF_extra_info (1U<<_XEN_NETRXF_extra_info) + +/* GSO Prefix descriptor. */ +#define _XEN_NETRXF_gso_prefix (4) +#define XEN_NETRXF_gso_prefix (1U<<_XEN_NETRXF_gso_prefix) struct xen_netif_rx_response { uint16_t id; uint16_t offset; /* Offset in page of start of received packet */ - uint16_t flags; /* NETRXF_* */ + uint16_t flags; /* XEN_NETRXF_* */ int16_t status; /* -ve: BLKIF_RSP_* ; +ve: Rx'ed pkt size. */ }; @@ -149,10 +153,10 @@ DEFINE_RING_TYPES(xen_netif_rx, struct xen_netif_rx_request, struct xen_netif_rx_response); -#define NETIF_RSP_DROPPED -2 -#define NETIF_RSP_ERROR -1 -#define NETIF_RSP_OKAY 0 -/* No response: used for auxiliary requests (e.g., netif_tx_extra). */ -#define NETIF_RSP_NULL 1 +#define XEN_NETIF_RSP_DROPPED -2 +#define XEN_NETIF_RSP_ERROR -1 +#define XEN_NETIF_RSP_OKAY 0 +/* No response: used for auxiliary requests (e.g., xen_netif_extra_info). */ +#define XEN_NETIF_RSP_NULL 1 #endif diff --git a/include/xen/interface/io/pciif.h b/include/xen/interface/io/pciif.h new file mode 100644 index 000000000000..d9922ae36eb5 --- /dev/null +++ b/include/xen/interface/io/pciif.h @@ -0,0 +1,112 @@ +/* + * PCI Backend/Frontend Common Data Structures & Macros + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Author: Ryan Wilson <hap9@epoch.ncsc.mil> + */ +#ifndef __XEN_PCI_COMMON_H__ +#define __XEN_PCI_COMMON_H__ + +/* Be sure to bump this number if you change this file */ +#define XEN_PCI_MAGIC "7" + +/* xen_pci_sharedinfo flags */ +#define _XEN_PCIF_active (0) +#define XEN_PCIF_active (1<<_XEN_PCIF_active) +#define _XEN_PCIB_AERHANDLER (1) +#define XEN_PCIB_AERHANDLER (1<<_XEN_PCIB_AERHANDLER) +#define _XEN_PCIB_active (2) +#define XEN_PCIB_active (1<<_XEN_PCIB_active) + +/* xen_pci_op commands */ +#define XEN_PCI_OP_conf_read (0) +#define XEN_PCI_OP_conf_write (1) +#define XEN_PCI_OP_enable_msi (2) +#define XEN_PCI_OP_disable_msi (3) +#define XEN_PCI_OP_enable_msix (4) +#define XEN_PCI_OP_disable_msix (5) +#define XEN_PCI_OP_aer_detected (6) +#define XEN_PCI_OP_aer_resume (7) +#define XEN_PCI_OP_aer_mmio (8) +#define XEN_PCI_OP_aer_slotreset (9) + +/* xen_pci_op error numbers */ +#define XEN_PCI_ERR_success (0) +#define XEN_PCI_ERR_dev_not_found (-1) +#define XEN_PCI_ERR_invalid_offset (-2) +#define XEN_PCI_ERR_access_denied (-3) +#define XEN_PCI_ERR_not_implemented (-4) +/* XEN_PCI_ERR_op_failed - backend failed to complete the operation */ +#define XEN_PCI_ERR_op_failed (-5) + +/* + * it should be PAGE_SIZE-sizeof(struct xen_pci_op))/sizeof(struct msix_entry)) + * Should not exceed 128 + */ +#define SH_INFO_MAX_VEC 128 + +struct xen_msix_entry { + uint16_t vector; + uint16_t entry; +}; +struct xen_pci_op { + /* IN: what action to perform: XEN_PCI_OP_* */ + uint32_t cmd; + + /* OUT: will contain an error number (if any) from errno.h */ + int32_t err; + + /* IN: which device to touch */ + uint32_t domain; /* PCI Domain/Segment */ + uint32_t bus; + uint32_t devfn; + + /* IN: which configuration registers to touch */ + int32_t offset; + int32_t size; + + /* IN/OUT: Contains the result after a READ or the value to WRITE */ + uint32_t value; + /* IN: Contains extra infor for this operation */ + uint32_t info; + /*IN: param for msi-x */ + struct xen_msix_entry msix_entries[SH_INFO_MAX_VEC]; +}; + +/*used for pcie aer handling*/ +struct xen_pcie_aer_op { + /* IN: what action to perform: XEN_PCI_OP_* */ + uint32_t cmd; + /*IN/OUT: return aer_op result or carry error_detected state as input*/ + int32_t err; + + /* IN: which device to touch */ + uint32_t domain; /* PCI Domain/Segment*/ + uint32_t bus; + uint32_t devfn; +}; +struct xen_pci_sharedinfo { + /* flags - XEN_PCIF_* */ + uint32_t flags; + struct xen_pci_op op; + struct xen_pcie_aer_op aer_op; +}; + +#endif /* __XEN_PCI_COMMON_H__ */ diff --git a/include/xen/interface/io/ring.h b/include/xen/interface/io/ring.h index e8cbf431c8cc..75271b9a8f61 100644 --- a/include/xen/interface/io/ring.h +++ b/include/xen/interface/io/ring.h @@ -24,8 +24,15 @@ typedef unsigned int RING_IDX; * A ring contains as many entries as will fit, rounded down to the nearest * power of two (so we can mask with (size-1) to loop around). */ -#define __RING_SIZE(_s, _sz) \ - (__RD32(((_sz) - (long)&(_s)->ring + (long)(_s)) / sizeof((_s)->ring[0]))) +#define __CONST_RING_SIZE(_s, _sz) \ + (__RD32(((_sz) - offsetof(struct _s##_sring, ring)) / \ + sizeof(((struct _s##_sring *)0)->ring[0]))) + +/* + * The same for passing in an actual pointer instead of a name tag. + */ +#define __RING_SIZE(_s, _sz) \ + (__RD32(((_sz) - (long)&(_s)->ring + (long)(_s)) / sizeof((_s)->ring[0]))) /* * Macros to make the correct C datatypes for a new kind of ring. diff --git a/include/xen/interface/io/xenbus.h b/include/xen/interface/io/xenbus.h index 46508c7fa399..9fda532973a5 100644 --- a/include/xen/interface/io/xenbus.h +++ b/include/xen/interface/io/xenbus.h @@ -27,8 +27,14 @@ enum xenbus_state XenbusStateClosing = 5, /* The device is being closed due to an error or an unplug event. */ - XenbusStateClosed = 6 + XenbusStateClosed = 6, + /* + * Reconfiguring: The device is being reconfigured. + */ + XenbusStateReconfiguring = 7, + + XenbusStateReconfigured = 8 }; #endif /* _XEN_PUBLIC_IO_XENBUS_H */ diff --git a/include/xen/interface/memory.h b/include/xen/interface/memory.h index d3938d3e71f8..eac3ce153719 100644 --- a/include/xen/interface/memory.h +++ b/include/xen/interface/memory.h @@ -141,6 +141,19 @@ struct xen_machphys_mfn_list { DEFINE_GUEST_HANDLE_STRUCT(xen_machphys_mfn_list); /* + * Returns the location in virtual address space of the machine_to_phys + * mapping table. Architectures which do not have a m2p table, or which do not + * map it by default into guest address space, do not implement this command. + * arg == addr of xen_machphys_mapping_t. + */ +#define XENMEM_machphys_mapping 12 +struct xen_machphys_mapping { + unsigned long v_start, v_end; /* Start and end virtual addresses. */ + unsigned long max_mfn; /* Maximum MFN that can be looked up. */ +}; +DEFINE_GUEST_HANDLE_STRUCT(xen_machphys_mapping_t); + +/* * Sets the GPFN at which a particular page appears in the specified guest's * pseudophysical address space. * arg == addr of xen_add_to_physmap_t. @@ -186,6 +199,35 @@ struct xen_translate_gpfn_list { }; DEFINE_GUEST_HANDLE_STRUCT(xen_translate_gpfn_list); +/* + * Returns the pseudo-physical memory map as it was when the domain + * was started (specified by XENMEM_set_memory_map). + * arg == addr of struct xen_memory_map. + */ +#define XENMEM_memory_map 9 +struct xen_memory_map { + /* + * On call the number of entries which can be stored in buffer. On + * return the number of entries which have been stored in + * buffer. + */ + unsigned int nr_entries; + + /* + * Entries in the buffer are in the same format as returned by the + * BIOS INT 0x15 EAX=0xE820 call. + */ + GUEST_HANDLE(void) buffer; +}; +DEFINE_GUEST_HANDLE_STRUCT(xen_memory_map); + +/* + * Returns the real physical memory map. Passes the same structure as + * XENMEM_memory_map. + * arg == addr of struct xen_memory_map. + */ +#define XENMEM_machine_memory_map 10 + /* * Prevent the balloon driver from changing the memory reservation diff --git a/include/xen/interface/physdev.h b/include/xen/interface/physdev.h index cd6939147cb6..534cac89a77d 100644 --- a/include/xen/interface/physdev.h +++ b/include/xen/interface/physdev.h @@ -106,6 +106,57 @@ struct physdev_irq { uint32_t vector; }; +#define MAP_PIRQ_TYPE_MSI 0x0 +#define MAP_PIRQ_TYPE_GSI 0x1 +#define MAP_PIRQ_TYPE_UNKNOWN 0x2 + +#define PHYSDEVOP_map_pirq 13 +struct physdev_map_pirq { + domid_t domid; + /* IN */ + int type; + /* IN */ + int index; + /* IN or OUT */ + int pirq; + /* IN */ + int bus; + /* IN */ + int devfn; + /* IN */ + int entry_nr; + /* IN */ + uint64_t table_base; +}; + +#define PHYSDEVOP_unmap_pirq 14 +struct physdev_unmap_pirq { + domid_t domid; + /* IN */ + int pirq; +}; + +#define PHYSDEVOP_manage_pci_add 15 +#define PHYSDEVOP_manage_pci_remove 16 +struct physdev_manage_pci { + /* IN */ + uint8_t bus; + uint8_t devfn; +}; + +#define PHYSDEVOP_manage_pci_add_ext 20 +struct physdev_manage_pci_ext { + /* IN */ + uint8_t bus; + uint8_t devfn; + unsigned is_extfn; + unsigned is_virtfn; + struct { + uint8_t bus; + uint8_t devfn; + } physfn; +}; + /* * Argument to physdev_op_compat() hypercall. Superceded by new physdev_op() * hypercall since 0x00030202. @@ -121,6 +172,32 @@ struct physdev_op { } u; }; +#define PHYSDEVOP_setup_gsi 21 +struct physdev_setup_gsi { + int gsi; + /* IN */ + uint8_t triggering; + /* IN */ + uint8_t polarity; + /* IN */ +}; + +#define PHYSDEVOP_get_nr_pirqs 22 +struct physdev_nr_pirqs { + /* OUT */ + uint32_t nr_pirqs; +}; + +/* type is MAP_PIRQ_TYPE_GSI or MAP_PIRQ_TYPE_MSI + * the hypercall returns a free pirq */ +#define PHYSDEVOP_get_free_pirq 23 +struct physdev_get_free_pirq { + /* IN */ + int type; + /* OUT */ + uint32_t pirq; +}; + /* * Notify that some PIRQ-bound event channels have been unmasked. * ** This command is obsolete since interface version 0x00030202 and is ** diff --git a/include/xen/interface/sched.h b/include/xen/interface/sched.h index 5fec575a800a..dd55dac340de 100644 --- a/include/xen/interface/sched.h +++ b/include/xen/interface/sched.h @@ -65,6 +65,39 @@ struct sched_poll { DEFINE_GUEST_HANDLE_STRUCT(sched_poll); /* + * Declare a shutdown for another domain. The main use of this function is + * in interpreting shutdown requests and reasons for fully-virtualized + * domains. A para-virtualized domain may use SCHEDOP_shutdown directly. + * @arg == pointer to sched_remote_shutdown structure. + */ +#define SCHEDOP_remote_shutdown 4 +struct sched_remote_shutdown { + domid_t domain_id; /* Remote domain ID */ + unsigned int reason; /* SHUTDOWN_xxx reason */ +}; + +/* + * Latch a shutdown code, so that when the domain later shuts down it + * reports this code to the control tools. + * @arg == as for SCHEDOP_shutdown. + */ +#define SCHEDOP_shutdown_code 5 + +/* + * Setup, poke and destroy a domain watchdog timer. + * @arg == pointer to sched_watchdog structure. + * With id == 0, setup a domain watchdog timer to cause domain shutdown + * after timeout, returns watchdog id. + * With id != 0 and timeout == 0, destroy domain watchdog timer. + * With id != 0 and timeout != 0, poke watchdog timer and set new timeout. + */ +#define SCHEDOP_watchdog 6 +struct sched_watchdog { + uint32_t id; /* watchdog ID */ + uint32_t timeout; /* timeout */ +}; + +/* * Reason codes for SCHEDOP_shutdown. These may be interpreted by control * software to determine the appropriate action. For the most part, Xen does * not care about the shutdown code. @@ -73,5 +106,6 @@ DEFINE_GUEST_HANDLE_STRUCT(sched_poll); #define SHUTDOWN_reboot 1 /* Clean up, kill, and then restart. */ #define SHUTDOWN_suspend 2 /* Clean up, save suspend info, kill. */ #define SHUTDOWN_crash 3 /* Tell controller we've crashed. */ +#define SHUTDOWN_watchdog 4 /* Restart because watchdog time expired. */ #endif /* __XEN_PUBLIC_SCHED_H__ */ diff --git a/include/xen/interface/xen.h b/include/xen/interface/xen.h index 2befa3e2f1bc..b33257bc7e83 100644 --- a/include/xen/interface/xen.h +++ b/include/xen/interface/xen.h @@ -30,7 +30,7 @@ #define __HYPERVISOR_stack_switch 3 #define __HYPERVISOR_set_callbacks 4 #define __HYPERVISOR_fpu_taskswitch 5 -#define __HYPERVISOR_sched_op 6 +#define __HYPERVISOR_sched_op_compat 6 #define __HYPERVISOR_dom0_op 7 #define __HYPERVISOR_set_debugreg 8 #define __HYPERVISOR_get_debugreg 9 @@ -52,7 +52,7 @@ #define __HYPERVISOR_mmuext_op 26 #define __HYPERVISOR_acm_op 27 #define __HYPERVISOR_nmi_op 28 -#define __HYPERVISOR_sched_op_new 29 +#define __HYPERVISOR_sched_op 29 #define __HYPERVISOR_callback_op 30 #define __HYPERVISOR_xenoprof_op 31 #define __HYPERVISOR_event_channel_op 32 diff --git a/include/xen/page.h b/include/xen/page.h index eaf85fab1263..0be36b976f4b 100644 --- a/include/xen/page.h +++ b/include/xen/page.h @@ -1 +1,8 @@ +#ifndef _XEN_PAGE_H +#define _XEN_PAGE_H + #include <asm/xen/page.h> + +extern phys_addr_t xen_extra_mem_start, xen_extra_mem_size; + +#endif /* _XEN_PAGE_H */ diff --git a/include/xen/privcmd.h b/include/xen/privcmd.h new file mode 100644 index 000000000000..17857fb4d550 --- /dev/null +++ b/include/xen/privcmd.h @@ -0,0 +1,77 @@ +/****************************************************************************** + * privcmd.h + * + * Interface to /proc/xen/privcmd. + * + * Copyright (c) 2003-2005, K A Fraser + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation; or, when distributed + * separately from the Linux kernel or incorporated into other + * software packages, subject to the following license: + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this source file (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, modify, + * merge, publish, distribute, sublicense, and/or sell copies of the Software, + * and to permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef __LINUX_PUBLIC_PRIVCMD_H__ +#define __LINUX_PUBLIC_PRIVCMD_H__ + +#include <linux/types.h> +#include <linux/compiler.h> + +typedef unsigned long xen_pfn_t; + +struct privcmd_hypercall { + __u64 op; + __u64 arg[5]; +}; + +struct privcmd_mmap_entry { + __u64 va; + __u64 mfn; + __u64 npages; +}; + +struct privcmd_mmap { + int num; + domid_t dom; /* target domain */ + struct privcmd_mmap_entry __user *entry; +}; + +struct privcmd_mmapbatch { + int num; /* number of pages to populate */ + domid_t dom; /* target domain */ + __u64 addr; /* virtual address */ + xen_pfn_t __user *arr; /* array of mfns - top nibble set on err */ +}; + +/* + * @cmd: IOCTL_PRIVCMD_HYPERCALL + * @arg: &privcmd_hypercall_t + * Return: Value returned from execution of the specified hypercall. + */ +#define IOCTL_PRIVCMD_HYPERCALL \ + _IOC(_IOC_NONE, 'P', 0, sizeof(struct privcmd_hypercall)) +#define IOCTL_PRIVCMD_MMAP \ + _IOC(_IOC_NONE, 'P', 2, sizeof(struct privcmd_mmap)) +#define IOCTL_PRIVCMD_MMAPBATCH \ + _IOC(_IOC_NONE, 'P', 3, sizeof(struct privcmd_mmapbatch)) + +#endif /* __LINUX_PUBLIC_PRIVCMD_H__ */ diff --git a/include/xen/xen-ops.h b/include/xen/xen-ops.h index 351f4051f6d8..03c85d7387fb 100644 --- a/include/xen/xen-ops.h +++ b/include/xen/xen-ops.h @@ -5,9 +5,9 @@ DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu); -void xen_pre_suspend(void); -void xen_post_suspend(int suspend_cancelled); -void xen_hvm_post_suspend(int suspend_cancelled); +void xen_arch_pre_suspend(void); +void xen_arch_post_suspend(int suspend_cancelled); +void xen_arch_hvm_post_suspend(int suspend_cancelled); void xen_mm_pin_all(void); void xen_mm_unpin_all(void); @@ -23,4 +23,9 @@ int xen_create_contiguous_region(unsigned long vstart, unsigned int order, void xen_destroy_contiguous_region(unsigned long vstart, unsigned int order); +int xen_remap_domain_mfn_range(struct vm_area_struct *vma, + unsigned long addr, + unsigned long mfn, int nr, + pgprot_t prot, unsigned domid); + #endif /* INCLUDE_XEN_OPS_H */ diff --git a/include/xen/xenbus.h b/include/xen/xenbus.h index 43e2d7d33976..5467369e0889 100644 --- a/include/xen/xenbus.h +++ b/include/xen/xenbus.h @@ -92,9 +92,9 @@ struct xenbus_driver { void (*otherend_changed)(struct xenbus_device *dev, enum xenbus_state backend_state); int (*remove)(struct xenbus_device *dev); - int (*suspend)(struct xenbus_device *dev, pm_message_t state); + int (*suspend)(struct xenbus_device *dev); int (*resume)(struct xenbus_device *dev); - int (*uevent)(struct xenbus_device *, char **, int, char *, int); + int (*uevent)(struct xenbus_device *, struct kobj_uevent_env *); struct device_driver driver; int (*read_otherend_details)(struct xenbus_device *dev); int (*is_ready)(struct xenbus_device *dev); |