diff options
Diffstat (limited to 'include/linux/usb')
| -rw-r--r-- | include/linux/usb/composite.h | 6 | ||||
| -rw-r--r-- | include/linux/usb/gadget.h | 2 | ||||
| -rw-r--r-- | include/linux/usb/hcd.h | 7 | ||||
| -rw-r--r-- | include/linux/usb/of.h | 5 | ||||
| -rw-r--r-- | include/linux/usb/otg-fsm.h | 15 | ||||
| -rw-r--r-- | include/linux/usb/serial.h | 42 | ||||
| -rw-r--r-- | include/linux/usb/typec.h | 243 | ||||
| -rw-r--r-- | include/linux/usb/usbnet.h | 12 | ||||
| -rw-r--r-- | include/linux/usb/xhci-dbgp.h | 29 |
9 files changed, 327 insertions, 34 deletions
diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 4616a49a1c2e..f665d2ceac20 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -451,6 +451,7 @@ static inline struct usb_composite_driver *to_cdriver( * sure doing that won't hurt too much. * * One notion for how to handle Wireless USB devices involves: + * * (a) a second gadget here, discovery mechanism TBD, but likely * needing separate "register/unregister WUSB gadget" calls; * (b) updates to usb_gadget to include flags "is it wireless", @@ -503,8 +504,9 @@ struct usb_composite_dev { /* protects deactivations and delayed_status counts*/ spinlock_t lock; - unsigned setup_pending:1; - unsigned os_desc_pending:1; + /* public: */ + unsigned int setup_pending:1; + unsigned int os_desc_pending:1; }; extern int usb_string_id(struct usb_composite_dev *c); diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index e4516e9ded0f..fbc22a39e7bc 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -188,7 +188,7 @@ struct usb_ep_caps { * @caps:The structure describing types and directions supported by endoint. * @maxpacket:The maximum packet size used on this endpoint. The initial * value can sometimes be reduced (hardware allowing), according to - * the endpoint descriptor used to configure the endpoint. + * the endpoint descriptor used to configure the endpoint. * @maxpacket_limit:The maximum packet size value which can be handled by this * endpoint. It's set once by UDC driver when endpoint is initialized, and * should not be changed. Should not be confused with maxpacket. diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index 40edf6a8533e..a469999a106d 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -437,6 +437,9 @@ extern int usb_hcd_alloc_bandwidth(struct usb_device *udev, struct usb_host_interface *new_alt); extern int usb_hcd_get_frame_number(struct usb_device *udev); +struct usb_hcd *__usb_create_hcd(const struct hc_driver *driver, + struct device *sysdev, struct device *dev, const char *bus_name, + struct usb_hcd *primary_hcd); 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, @@ -453,7 +456,7 @@ extern int usb_hcd_find_raw_port_number(struct usb_hcd *hcd, int port1); struct platform_device; extern void usb_hcd_platform_shutdown(struct platform_device *dev); -#ifdef CONFIG_PCI +#ifdef CONFIG_USB_PCI struct pci_dev; struct pci_device_id; extern int usb_hcd_pci_probe(struct pci_dev *dev, @@ -466,7 +469,7 @@ extern int usb_hcd_amd_remote_wakeup_quirk(struct pci_dev *dev); #ifdef CONFIG_PM extern const struct dev_pm_ops usb_hcd_pci_pm_ops; #endif -#endif /* CONFIG_PCI */ +#endif /* CONFIG_USB_PCI */ /* pci-ish (pdev null is ok) buffer alloc/mapping support */ void usb_init_pool_max(void); diff --git a/include/linux/usb/of.h b/include/linux/usb/of.h index 5ff9032ee1b4..4031f47629ec 100644 --- a/include/linux/usb/of.h +++ b/include/linux/usb/of.h @@ -18,6 +18,7 @@ int of_usb_update_otg_caps(struct device_node *np, struct usb_otg_caps *otg_caps); struct device_node *usb_of_get_child_node(struct device_node *parent, int portnum); +struct device *usb_of_get_companion_dev(struct device *dev); #else static inline enum usb_dr_mode of_usb_get_dr_mode_by_phy(struct device_node *np, int arg0) @@ -38,6 +39,10 @@ static inline struct device_node *usb_of_get_child_node { return NULL; } +static inline struct device *usb_of_get_companion_dev(struct device *dev) +{ + return NULL; +} #endif #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_USB_SUPPORT) diff --git a/include/linux/usb/otg-fsm.h b/include/linux/usb/otg-fsm.h index 7a0350535cb1..a0a8f878503c 100644 --- a/include/linux/usb/otg-fsm.h +++ b/include/linux/usb/otg-fsm.h @@ -21,21 +21,6 @@ #include <linux/mutex.h> #include <linux/errno.h> -#undef VERBOSE - -#ifdef VERBOSE -#define VDBG(fmt, args...) pr_debug("[%s] " fmt , \ - __func__, ## args) -#else -#define VDBG(stuff...) do {} while (0) -#endif - -#ifdef VERBOSE -#define MPC_LOC printk("Current Location [%s]:[%d]\n", __FILE__, __LINE__) -#else -#define MPC_LOC do {} while (0) -#endif - #define PROTO_UNDEF (0) #define PROTO_HOST (1) #define PROTO_GADGET (2) diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index 704a1ab8240c..e2f0ab07eea5 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -20,7 +20,7 @@ #include <linux/kfifo.h> /* The maximum number of ports one device can grab at once */ -#define MAX_NUM_PORTS 8 +#define MAX_NUM_PORTS 16 /* parity check flag */ #define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK)) @@ -159,10 +159,10 @@ struct usb_serial { unsigned char minors_reserved:1; unsigned char num_ports; unsigned char num_port_pointers; - char num_interrupt_in; - char num_interrupt_out; - char num_bulk_in; - char num_bulk_out; + unsigned char num_interrupt_in; + unsigned char num_interrupt_out; + unsigned char num_bulk_in; + unsigned char num_bulk_out; struct usb_serial_port *port[MAX_NUM_PORTS]; struct kref kref; struct mutex disc_mutex; @@ -181,6 +181,17 @@ static inline void usb_set_serial_data(struct usb_serial *serial, void *data) serial->private = data; } +struct usb_serial_endpoints { + unsigned char num_bulk_in; + unsigned char num_bulk_out; + unsigned char num_interrupt_in; + unsigned char num_interrupt_out; + struct usb_endpoint_descriptor *bulk_in[MAX_NUM_PORTS]; + struct usb_endpoint_descriptor *bulk_out[MAX_NUM_PORTS]; + struct usb_endpoint_descriptor *interrupt_in[MAX_NUM_PORTS]; + struct usb_endpoint_descriptor *interrupt_out[MAX_NUM_PORTS]; +}; + /** * usb_serial_driver - describes a usb serial driver * @description: pointer to a string that describes this driver. This string @@ -188,12 +199,17 @@ 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. + * @num_bulk_in: minimum number of bulk-in endpoints + * @num_bulk_out: minimum number of bulk-out endpoints + * @num_interrupt_in: minimum number of interrupt-in endpoints + * @num_interrupt_out: minimum number of interrupt-out endpoints * @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() - * callback is called, but before attach() + * device has dynamically. It can also be used to verify the number of + * endpoints or to modify the port-endpoint mapping. It will be called + * after the probe() callback is called, but before attach(). * @probe: pointer to the driver's probe function. * This will be called when the device is inserted into the system, * but before the device has been fully initialized by the usb_serial @@ -227,19 +243,26 @@ static inline void usb_set_serial_data(struct usb_serial *serial, void *data) struct usb_serial_driver { const char *description; const struct usb_device_id *id_table; - char num_ports; struct list_head driver_list; struct device_driver driver; struct usb_driver *usb_driver; struct usb_dynids dynids; + unsigned char num_ports; + + unsigned char num_bulk_in; + unsigned char num_bulk_out; + unsigned char num_interrupt_in; + unsigned char num_interrupt_out; + size_t bulk_in_size; size_t bulk_out_size; int (*probe)(struct usb_serial *serial, const struct usb_device_id *id); int (*attach)(struct usb_serial *serial); - int (*calc_num_ports) (struct usb_serial *serial); + int (*calc_num_ports)(struct usb_serial *serial, + struct usb_serial_endpoints *epds); void (*disconnect)(struct usb_serial *serial); void (*release)(struct usb_serial *serial); @@ -356,7 +379,6 @@ extern void usb_serial_handle_dcd_change(struct usb_serial_port *usb_port, extern int usb_serial_bus_register(struct usb_serial_driver *device); extern void usb_serial_bus_deregister(struct usb_serial_driver *device); -extern struct usb_serial_driver usb_serial_generic_device; extern struct bus_type usb_serial_bus_type; extern struct tty_driver *usb_serial_tty_driver; diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h new file mode 100644 index 000000000000..ec78204964ab --- /dev/null +++ b/include/linux/usb/typec.h @@ -0,0 +1,243 @@ + +#ifndef __LINUX_USB_TYPEC_H +#define __LINUX_USB_TYPEC_H + +#include <linux/types.h> + +/* XXX: Once we have a header for USB Power Delivery, this belongs there */ +#define ALTMODE_MAX_MODES 6 + +/* USB Type-C Specification releases */ +#define USB_TYPEC_REV_1_0 0x100 /* 1.0 */ +#define USB_TYPEC_REV_1_1 0x110 /* 1.1 */ +#define USB_TYPEC_REV_1_2 0x120 /* 1.2 */ + +struct typec_altmode; +struct typec_partner; +struct typec_cable; +struct typec_plug; +struct typec_port; + +struct fwnode_handle; + +enum typec_port_type { + TYPEC_PORT_DFP, + TYPEC_PORT_UFP, + TYPEC_PORT_DRP, +}; + +enum typec_plug_type { + USB_PLUG_NONE, + USB_PLUG_TYPE_A, + USB_PLUG_TYPE_B, + USB_PLUG_TYPE_C, + USB_PLUG_CAPTIVE, +}; + +enum typec_data_role { + TYPEC_DEVICE, + TYPEC_HOST, +}; + +enum typec_role { + TYPEC_SINK, + TYPEC_SOURCE, +}; + +enum typec_pwr_opmode { + TYPEC_PWR_MODE_USB, + TYPEC_PWR_MODE_1_5A, + TYPEC_PWR_MODE_3_0A, + TYPEC_PWR_MODE_PD, +}; + +enum typec_accessory { + TYPEC_ACCESSORY_NONE, + TYPEC_ACCESSORY_AUDIO, + TYPEC_ACCESSORY_DEBUG, +}; + +#define TYPEC_MAX_ACCESSORY 3 + +/* + * struct usb_pd_identity - USB Power Delivery identity data + * @id_header: ID Header VDO + * @cert_stat: Cert Stat VDO + * @product: Product VDO + * + * USB power delivery Discover Identity command response data. + * + * REVISIT: This is USB Power Delivery specific information, so this structure + * probable belongs to USB Power Delivery header file once we have them. + */ +struct usb_pd_identity { + u32 id_header; + u32 cert_stat; + u32 product; +}; + +int typec_partner_set_identity(struct typec_partner *partner); +int typec_cable_set_identity(struct typec_cable *cable); + +/* + * struct typec_mode_desc - Individual Mode of an Alternate Mode + * @index: Index of the Mode within the SVID + * @vdo: VDO returned by Discover Modes USB PD command + * @desc: Optional human readable description of the mode + * @roles: Only for ports. DRP if the mode is available in both roles + * + * Description of a mode of an Alternate Mode which a connector, cable plug or + * partner supports. Every mode will have it's own sysfs group. The details are + * the VDO returned by discover modes command, description for the mode and + * active flag telling has the mode being entered or not. + */ +struct typec_mode_desc { + int index; + u32 vdo; + char *desc; + /* Only used with ports */ + enum typec_port_type roles; +}; + +/* + * struct typec_altmode_desc - USB Type-C Alternate Mode Descriptor + * @svid: Standard or Vendor ID + * @n_modes: Number of modes + * @modes: Array of modes supported by the Alternate Mode + * + * Representation of an Alternate Mode that has SVID assigned by USB-IF. The + * array of modes will list the modes of a particular SVID that are supported by + * a connector, partner of a cable plug. + */ +struct typec_altmode_desc { + u16 svid; + int n_modes; + struct typec_mode_desc modes[ALTMODE_MAX_MODES]; +}; + +struct typec_altmode +*typec_partner_register_altmode(struct typec_partner *partner, + struct typec_altmode_desc *desc); +struct typec_altmode +*typec_plug_register_altmode(struct typec_plug *plug, + struct typec_altmode_desc *desc); +struct typec_altmode +*typec_port_register_altmode(struct typec_port *port, + struct typec_altmode_desc *desc); +void typec_unregister_altmode(struct typec_altmode *altmode); + +struct typec_port *typec_altmode2port(struct typec_altmode *alt); + +void typec_altmode_update_active(struct typec_altmode *alt, int mode, + bool active); + +enum typec_plug_index { + TYPEC_PLUG_SOP_P, + TYPEC_PLUG_SOP_PP, +}; + +/* + * struct typec_plug_desc - USB Type-C Cable Plug Descriptor + * @index: SOP Prime for the plug connected to DFP and SOP Double Prime for the + * plug connected to UFP + * + * Represents USB Type-C Cable Plug. + */ +struct typec_plug_desc { + enum typec_plug_index index; +}; + +/* + * struct typec_cable_desc - USB Type-C Cable Descriptor + * @type: The plug type from USB PD Cable VDO + * @active: Is the cable active or passive + * @identity: Result of Discover Identity command + * + * Represents USB Type-C Cable attached to USB Type-C port. + */ +struct typec_cable_desc { + enum typec_plug_type type; + unsigned int active:1; + struct usb_pd_identity *identity; +}; + +/* + * struct typec_partner_desc - USB Type-C Partner Descriptor + * @usb_pd: USB Power Delivery support + * @accessory: Audio, Debug or none. + * @identity: Discover Identity command data + * + * Details about a partner that is attached to USB Type-C port. If @identity + * member exists when partner is registered, a directory named "identity" is + * created to sysfs for the partner device. + */ +struct typec_partner_desc { + unsigned int usb_pd:1; + enum typec_accessory accessory; + struct usb_pd_identity *identity; +}; + +/* + * struct typec_capability - USB Type-C Port Capabilities + * @role: DFP (Host-only), UFP (Device-only) or DRP (Dual Role) + * @revision: USB Type-C Specification release. Binary coded decimal + * @pd_revision: USB Power Delivery Specification revision if supported + * @prefer_role: Initial role preference + * @accessory: Supported Accessory Modes + * @fwnode: Optional fwnode of the port + * @try_role: Set data role preference for DRP port + * @dr_set: Set Data Role + * @pr_set: Set Power Role + * @vconn_set: Set VCONN Role + * @activate_mode: Enter/exit given Alternate Mode + * + * Static capabilities of a single USB Type-C port. + */ +struct typec_capability { + enum typec_port_type type; + u16 revision; /* 0120H = "1.2" */ + u16 pd_revision; /* 0300H = "3.0" */ + int prefer_role; + enum typec_accessory accessory[TYPEC_MAX_ACCESSORY]; + + struct fwnode_handle *fwnode; + + int (*try_role)(const struct typec_capability *, + int role); + + int (*dr_set)(const struct typec_capability *, + enum typec_data_role); + int (*pr_set)(const struct typec_capability *, + enum typec_role); + int (*vconn_set)(const struct typec_capability *, + enum typec_role); + + int (*activate_mode)(const struct typec_capability *, + int mode, int activate); +}; + +/* Specific to try_role(). Indicates the user want's to clear the preference. */ +#define TYPEC_NO_PREFERRED_ROLE (-1) + +struct typec_port *typec_register_port(struct device *parent, + const struct typec_capability *cap); +void typec_unregister_port(struct typec_port *port); + +struct typec_partner *typec_register_partner(struct typec_port *port, + struct typec_partner_desc *desc); +void typec_unregister_partner(struct typec_partner *partner); + +struct typec_cable *typec_register_cable(struct typec_port *port, + struct typec_cable_desc *desc); +void typec_unregister_cable(struct typec_cable *cable); + +struct typec_plug *typec_register_plug(struct typec_cable *cable, + struct typec_plug_desc *desc); +void typec_unregister_plug(struct typec_plug *plug); + +void typec_set_data_role(struct typec_port *port, enum typec_data_role role); +void typec_set_pwr_role(struct typec_port *port, enum typec_role role); +void typec_set_vconn_role(struct typec_port *port, enum typec_role role); +void typec_set_pwr_opmode(struct typec_port *port, enum typec_pwr_opmode mode); + +#endif /* __LINUX_USB_TYPEC_H */ diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h index 6e0ce8c7b8cb..7dffa5624ea6 100644 --- a/include/linux/usb/usbnet.h +++ b/include/linux/usb/usbnet.h @@ -64,6 +64,8 @@ struct usbnet { struct usb_anchor deferred; struct tasklet_struct bh; + struct pcpu_sw_netstats __percpu *stats64; + struct work_struct kevent; unsigned long flags; # define EVENT_TX_HALT 0 @@ -261,10 +263,10 @@ extern void usbnet_pause_rx(struct usbnet *); extern void usbnet_resume_rx(struct usbnet *); extern void usbnet_purge_paused_rxq(struct usbnet *); -extern int usbnet_get_settings(struct net_device *net, - struct ethtool_cmd *cmd); -extern int usbnet_set_settings(struct net_device *net, - struct ethtool_cmd *cmd); +extern int usbnet_get_link_ksettings(struct net_device *net, + struct ethtool_link_ksettings *cmd); +extern int usbnet_set_link_ksettings(struct net_device *net, + const struct ethtool_link_ksettings *cmd); extern u32 usbnet_get_link(struct net_device *net); extern u32 usbnet_get_msglevel(struct net_device *); extern void usbnet_set_msglevel(struct net_device *, u32); @@ -278,5 +280,7 @@ extern int usbnet_status_start(struct usbnet *dev, gfp_t mem_flags); extern void usbnet_status_stop(struct usbnet *dev); extern void usbnet_update_max_qlen(struct usbnet *dev); +extern void usbnet_get_stats64(struct net_device *dev, + struct rtnl_link_stats64 *stats); #endif /* __LINUX_USB_USBNET_H */ diff --git a/include/linux/usb/xhci-dbgp.h b/include/linux/usb/xhci-dbgp.h new file mode 100644 index 000000000000..80c1cca1f529 --- /dev/null +++ b/include/linux/usb/xhci-dbgp.h @@ -0,0 +1,29 @@ +/* + * Standalone xHCI debug capability driver + * + * Copyright (C) 2016 Intel Corporation + * + * Author: Lu Baolu <baolu.lu@linux.intel.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_XHCI_DBGP_H +#define __LINUX_XHCI_DBGP_H + +#ifdef CONFIG_EARLY_PRINTK_USB_XDBC +int __init early_xdbc_parse_parameter(char *s); +int __init early_xdbc_setup_hardware(void); +void __init early_xdbc_register_console(void); +#else +static inline int __init early_xdbc_setup_hardware(void) +{ + return -ENODEV; +} +static inline void __init early_xdbc_register_console(void) +{ +} +#endif /* CONFIG_EARLY_PRINTK_USB_XDBC */ +#endif /* __LINUX_XHCI_DBGP_H */ |