diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-21 03:49:14 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-21 03:49:14 +0400 |
| commit | 21e89c0c48bb799beb09181740796fc80c9676e2 (patch) | |
| tree | bd5aef34a980f189ad41c75e881d225bc854bf44 | |
| parent | b911a6bdeef5848c468597d040e3407e0aee04ce (diff) | |
| parent | 91c7fbbf63f33c77d8d28de624834a21888842bb (diff) | |
| download | linux-21e89c0c48bb799beb09181740796fc80c9676e2.tar.xz | |
Merge branch 'fscache' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs into for-linus
302 files changed, 4827 insertions, 3460 deletions
diff --git a/Documentation/filesystems/caching/backend-api.txt b/Documentation/filesystems/caching/backend-api.txt index 382d52cdaf2d..d78bab9622c6 100644 --- a/Documentation/filesystems/caching/backend-api.txt +++ b/Documentation/filesystems/caching/backend-api.txt @@ -308,6 +308,18 @@ performed on the denizens of the cache. These are held in a structure of type: obtained by calling object->cookie->def->get_aux()/get_attr(). + (*) Invalidate data object [mandatory]: + + int (*invalidate_object)(struct fscache_operation *op) + + This is called to invalidate a data object (as pointed to by op->object). + All the data stored for this object should be discarded and an + attr_changed operation should be performed. The caller will follow up + with an object update operation. + + fscache_op_complete() must be called on op before returning. + + (*) Discard object [mandatory]: void (*drop_object)(struct fscache_object *object) @@ -419,7 +431,10 @@ performed on the denizens of the cache. These are held in a structure of type: If an I/O error occurs, fscache_io_error() should be called and -ENOBUFS returned if possible or fscache_end_io() called with a suitable error - code.. + code. + + fscache_put_retrieval() should be called after a page or pages are dealt + with. This will complete the operation when all pages are dealt with. (*) Request pages be read from cache [mandatory]: @@ -526,6 +541,27 @@ FS-Cache provides some utilities that a cache backend may make use of: error value should be 0 if successful and an error otherwise. + (*) Record that one or more pages being retrieved or allocated have been dealt + with: + + void fscache_retrieval_complete(struct fscache_retrieval *op, + int n_pages); + + This is called to record the fact that one or more pages have been dealt + with and are no longer the concern of this operation. When the number of + pages remaining in the operation reaches 0, the operation will be + completed. + + + (*) Record operation completion: + + void fscache_op_complete(struct fscache_operation *op); + + This is called to record the completion of an operation. This deducts + this operation from the parent object's run state, potentially permitting + one or more pending operations to start running. + + (*) Set highest store limit: void fscache_set_store_limit(struct fscache_object *object, diff --git a/Documentation/filesystems/caching/netfs-api.txt b/Documentation/filesystems/caching/netfs-api.txt index 7cc6bf2871eb..97e6c0ecc5ef 100644 --- a/Documentation/filesystems/caching/netfs-api.txt +++ b/Documentation/filesystems/caching/netfs-api.txt @@ -35,8 +35,9 @@ This document contains the following sections: (12) Index and data file update (13) Miscellaneous cookie operations (14) Cookie unregistration - (15) Index and data file invalidation - (16) FS-Cache specific page flags. + (15) Index invalidation + (16) Data file invalidation + (17) FS-Cache specific page flags. ============================= @@ -767,13 +768,42 @@ the cookies for "child" indices, objects and pages have been relinquished first. -================================ -INDEX AND DATA FILE INVALIDATION -================================ +================== +INDEX INVALIDATION +================== + +There is no direct way to invalidate an index subtree. To do this, the caller +should relinquish and retire the cookie they have, and then acquire a new one. + + +====================== +DATA FILE INVALIDATION +====================== + +Sometimes it will be necessary to invalidate an object that contains data. +Typically this will be necessary when the server tells the netfs of a foreign +change - at which point the netfs has to throw away all the state it had for an +inode and reload from the server. + +To indicate that a cache object should be invalidated, the following function +can be called: + + void fscache_invalidate(struct fscache_cookie *cookie); + +This can be called with spinlocks held as it defers the work to a thread pool. +All extant storage, retrieval and attribute change ops at this point are +cancelled and discarded. Some future operations will be rejected until the +cache has had a chance to insert a barrier in the operations queue. After +that, operations will be queued again behind the invalidation operation. + +The invalidation operation will perform an attribute change operation and an +auxiliary data update operation as it is very likely these will have changed. + +Using the following function, the netfs can wait for the invalidation operation +to have reached a point at which it can start submitting ordinary operations +once again: -There is no direct way to invalidate an index subtree or a data file. To do -this, the caller should relinquish and retire the cookie they have, and then -acquire a new one. + void fscache_wait_on_invalidate(struct fscache_cookie *cookie); =========================== diff --git a/Documentation/filesystems/caching/object.txt b/Documentation/filesystems/caching/object.txt index 58313348da87..100ff41127e4 100644 --- a/Documentation/filesystems/caching/object.txt +++ b/Documentation/filesystems/caching/object.txt @@ -216,7 +216,14 @@ servicing netfs requests: The normal running state. In this state, requests the netfs makes will be passed on to the cache. - (6) State FSCACHE_OBJECT_UPDATING. + (6) State FSCACHE_OBJECT_INVALIDATING. + + The object is undergoing invalidation. When the state comes here, it + discards all pending read, write and attribute change operations as it is + going to clear out the cache entirely and reinitialise it. It will then + continue to the FSCACHE_OBJECT_UPDATING state. + + (7) State FSCACHE_OBJECT_UPDATING. The state machine comes here to update the object in the cache from the netfs's records. This involves updating the auxiliary data that is used @@ -225,13 +232,13 @@ servicing netfs requests: And there are terminal states in which an object cleans itself up, deallocates memory and potentially deletes stuff from disk: - (7) State FSCACHE_OBJECT_LC_DYING. + (8) State FSCACHE_OBJECT_LC_DYING. The object comes here if it is dying because of a lookup or creation error. This would be due to a disk error or system error of some sort. Temporary data is cleaned up, and the parent is released. - (8) State FSCACHE_OBJECT_DYING. + (9) State FSCACHE_OBJECT_DYING. The object comes here if it is dying due to an error, because its parent cookie has been relinquished by the netfs or because the cache is being @@ -241,27 +248,27 @@ memory and potentially deletes stuff from disk: can destroy themselves. This object waits for all its children to go away before advancing to the next state. - (9) State FSCACHE_OBJECT_ABORT_INIT. +(10) State FSCACHE_OBJECT_ABORT_INIT. The object comes to this state if it was waiting on its parent in FSCACHE_OBJECT_INIT, but its parent died. The object will destroy itself so that the parent may proceed from the FSCACHE_OBJECT_DYING state. -(10) State FSCACHE_OBJECT_RELEASING. -(11) State FSCACHE_OBJECT_RECYCLING. +(11) State FSCACHE_OBJECT_RELEASING. +(12) State FSCACHE_OBJECT_RECYCLING. The object comes to one of these two states when dying once it is rid of all its children, if it is dying because the netfs relinquished its cookie. In the first state, the cached data is expected to persist, and in the second it will be deleted. -(12) State FSCACHE_OBJECT_WITHDRAWING. +(13) State FSCACHE_OBJECT_WITHDRAWING. The object transits to this state if the cache decides it wants to withdraw the object from service, perhaps to make space, but also due to error or just because the whole cache is being withdrawn. -(13) State FSCACHE_OBJECT_DEAD. +(14) State FSCACHE_OBJECT_DEAD. The object transits to this state when the in-memory object record is ready to be deleted. The object processor shouldn't ever see an object in diff --git a/Documentation/filesystems/caching/operations.txt b/Documentation/filesystems/caching/operations.txt index b6b070c57cbf..bee2a5f93d60 100644 --- a/Documentation/filesystems/caching/operations.txt +++ b/Documentation/filesystems/caching/operations.txt @@ -174,7 +174,7 @@ Operations are used through the following procedure: necessary (the object might have died whilst the thread was waiting). When it has finished doing its processing, it should call - fscache_put_operation() on it. + fscache_op_complete() and fscache_put_operation() on it. (4) The operation holds an effective lock upon the object, preventing other exclusive ops conflicting until it is released. The operation can be diff --git a/Documentation/hwmon/it87 b/Documentation/hwmon/it87 index 87850d86c559..8386aadc0a82 100644 --- a/Documentation/hwmon/it87 +++ b/Documentation/hwmon/it87 @@ -209,3 +209,13 @@ doesn't use CPU cycles. Trip points must be set properly before switching to automatic fan speed control mode. The driver will perform basic integrity checks before actually switching to automatic control mode. + + +Temperature offset attributes +----------------------------- + +The driver supports temp[1-3]_offset sysfs attributes to adjust the reported +temperature for thermal diodes or diode-connected thermal transistors. +If a temperature sensor is configured for thermistors, the attribute values +are ignored. If the thermal sensor type is Intel PECI, the temperature offset +must be programmed to the critical CPU temperature. diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 0f441740c22a..d077ef8426df 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -107,6 +107,7 @@ dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \ omap3-evm.dtb \ omap3-tobi.dtb \ omap4-panda.dtb \ + omap4-panda-a4.dtb \ omap4-panda-es.dtb \ omap4-var-som.dtb \ omap4-sdp.dtb \ @@ -131,8 +132,8 @@ dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \ spear320-evb.dtb \ spear320-hmi.dtb dtb-$(CONFIG_ARCH_SPEAR6XX)+= spear600-evb.dtb -dtb-$(CONFIG_ARCH_SUNXI) += sun4i-cubieboard.dtb \ - sun5i-olinuxino.dtb +dtb-$(CONFIG_ARCH_SUNXI) += sun4i-a10-cubieboard.dtb \ + sun5i-a13-olinuxino.dtb dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \ tegra20-medcom-wide.dtb \ tegra20-paz00.dtb \ diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi index 8e6251f1f7a3..32ec62cf5385 100644 --- a/arch/arm/boot/dts/at91sam9263.dtsi +++ b/arch/arm/boot/dts/at91sam9263.dtsi @@ -368,14 +368,14 @@ compatible = "atmel,at91rm9200-ssc"; reg = <0xfff98000 0x4000>; interrupts = <16 4 5>; - status = "disable"; + status = "disabled"; }; ssc1: ssc@fff9c000 { compatible = "atmel,at91rm9200-ssc"; reg = <0xfff9c000 0x4000>; interrupts = <17 4 5>; - status = "disable"; + status = "disabled"; }; macb0: ethernet@fffbc000 { diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi index fa1ae0c5479c..231858ffd850 100644 --- a/arch/arm/boot/dts/at91sam9g45.dtsi +++ b/arch/arm/boot/dts/at91sam9g45.dtsi @@ -425,14 +425,14 @@ compatible = "atmel,at91sam9g45-ssc"; reg = <0xfff9c000 0x4000>; interrupts = <16 4 5>; - status = "disable"; + status = "disabled"; }; ssc1: ssc@fffa0000 { compatible = "atmel,at91sam9g45-ssc"; reg = <0xfffa0000 0x4000>; interrupts = <17 4 5>; - status = "disable"; + status = "disabled"; }; adc0: adc@fffb0000 { diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index 617ede541ca2..40ac3a4eb1ab 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -92,7 +92,7 @@ compatible = "atmel,at91sam9g45-ssc"; reg = <0xf0010000 0x4000>; interrupts = <28 4 5>; - status = "disable"; + status = "disabled"; }; tcb0: timer@f8008000 { diff --git a/arch/arm/boot/dts/imx27-3ds.dts b/arch/arm/boot/dts/imx27-3ds.dts index b01c0d745fc5..fa04c7b18bcb 100644 --- a/arch/arm/boot/dts/imx27-3ds.dts +++ b/arch/arm/boot/dts/imx27-3ds.dts @@ -21,17 +21,17 @@ }; soc { - aipi@10000000 { /* aipi */ - + aipi@10000000 { /* aipi1 */ uart1: serial@1000a000 { fsl,uart-has-rtscts; status = "okay"; }; + }; - fec@1002b000 { + aipi@10020000 { /* aipi2 */ + ethernet@1002b000 { status = "okay"; }; }; }; - }; diff --git a/arch/arm/boot/dts/imx27-phytec-phycore.dts b/arch/arm/boot/dts/imx27-phytec-phycore.dts index af50469e34b2..53b0ec0c228e 100644 --- a/arch/arm/boot/dts/imx27-phytec-phycore.dts +++ b/arch/arm/boot/dts/imx27-phytec-phycore.dts @@ -21,8 +21,7 @@ }; soc { - aipi@10000000 { /* aipi */ - + aipi@10000000 { /* aipi1 */ serial@1000a000 { fsl,uart-has-rtscts; status = "okay"; @@ -38,10 +37,6 @@ status = "okay"; }; - ethernet@1002b000 { - status = "okay"; - }; - i2c@1001d000 { clock-frequency = <400000>; status = "okay"; @@ -60,6 +55,12 @@ }; }; }; + + aipi@10020000 { /* aipi2 */ + ethernet@1002b000 { + status = "okay"; + }; + }; }; nor_flash@c0000000 { diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi index b8d3905915ac..5a82cb5707a8 100644 --- a/arch/arm/boot/dts/imx27.dtsi +++ b/arch/arm/boot/dts/imx27.dtsi @@ -55,7 +55,7 @@ compatible = "fsl,aipi-bus", "simple-bus"; #address-cells = <1>; #size-cells = <1>; - reg = <0x10000000 0x10000000>; + reg = <0x10000000 0x20000>; ranges; wdog: wdog@10002000 { @@ -211,6 +211,15 @@ status = "disabled"; }; + }; + + aipi@10020000 { /* AIPI2 */ + compatible = "fsl,aipi-bus", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + reg = <0x10020000 0x20000>; + ranges; + fec: ethernet@1002b000 { compatible = "fsl,imx27-fec"; reg = <0x1002b000 0x4000>; diff --git a/arch/arm/boot/dts/omap2420-h4.dts b/arch/arm/boot/dts/omap2420-h4.dts index 77b84e17c477..9b0d07746cba 100644 --- a/arch/arm/boot/dts/omap2420-h4.dts +++ b/arch/arm/boot/dts/omap2420-h4.dts @@ -15,6 +15,6 @@ memory { device_type = "memory"; - reg = <0x80000000 0x84000000>; /* 64 MB */ + reg = <0x80000000 0x4000000>; /* 64 MB */ }; }; diff --git a/arch/arm/boot/dts/sun4i-cubieboard.dts b/arch/arm/boot/dts/sun4i-cubieboard.dts index f4ca126ad994..5cab82540437 100644 --- a/arch/arm/boot/dts/sun4i-cubieboard.dts +++ b/arch/arm/boot/dts/sun4i-cubieboard.dts @@ -11,11 +11,11 @@ */ /dts-v1/; -/include/ "sun4i.dtsi" +/include/ "sun4i-a10.dtsi" / { model = "Cubietech Cubieboard"; - compatible = "cubietech,cubieboard", "allwinner,sun4i"; + compatible = "cubietech,a10-cubieboard", "allwinner,sun4i-a10"; aliases { serial0 = &uart0; diff --git a/arch/arm/boot/dts/sun5i-olinuxino.dts b/arch/arm/boot/dts/sun5i-olinuxino.dts index d6ff889a5d87..498a091a4ea2 100644 --- a/arch/arm/boot/dts/sun5i-olinuxino.dts +++ b/arch/arm/boot/dts/sun5i-olinuxino.dts @@ -12,11 +12,11 @@ */ /dts-v1/; -/include/ "sun5i.dtsi" +/include/ "sun5i-a13.dtsi" / { model = "Olimex A13-Olinuxino"; - compatible = "olimex,a13-olinuxino", "allwinner,sun5i"; + compatible = "olimex,a13-olinuxino", "allwinner,sun5i-a13"; chosen { bootargs = "earlyprintk console=ttyS0,115200"; diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 7211772edd9d..0299915575a8 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -41,6 +41,7 @@ #include <mach/cp_intc.h> #include <mach/da8xx.h> #include <mach/mux.h> +#include <mach/sram.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> diff --git a/arch/arm/mach-ep93xx/include/mach/uncompress.h b/arch/arm/mach-ep93xx/include/mach/uncompress.h index 16026c2b1c8c..d64274fc5760 100644 --- a/arch/arm/mach-ep93xx/include/mach/uncompress.h +++ b/arch/arm/mach-ep93xx/include/mach/uncompress.h @@ -47,13 +47,9 @@ static void __raw_writel(unsigned int value, unsigned int ptr) static inline void putc(int c) { - int i; - - for (i = 0; i < 1000; i++) { - /* Transmit fifo not full? */ - if (!(__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF)) - break; - } + /* Transmit fifo not full? */ + while (__raw_readb(PHYS_UART_FLAG) & UART_FLAG_TXFF) + ; __raw_writeb(c, PHYS_UART_DATA); } diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index dac146df79ac..04744f9c120f 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -25,7 +25,7 @@ void exynos_init_late(void); #ifdef CONFIG_PM_GENERIC_DOMAINS int exynos_pm_late_initcall(void); #else -static int exynos_pm_late_initcall(void) { return 0; } +static inline int exynos_pm_late_initcall(void) { return 0; } #endif #ifdef CONFIG_ARCH_EXYNOS4 diff --git a/arch/arm/mach-imx/clk-imx51-imx53.c b/arch/arm/mach-imx/clk-imx51-imx53.c index e8c0473c7568..579023f59dc1 100644 --- a/arch/arm/mach-imx/clk-imx51-imx53.c +++ b/arch/arm/mach-imx/clk-imx51-imx53.c @@ -319,6 +319,7 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc, unsigned long rate_ckih1, unsigned long rate_ckih2) { int i; + u32 val; struct device_node *np; clk[pll1_sw] = imx_clk_pllv2("pll1_sw", "osc", MX51_DPLL1_BASE); @@ -390,6 +391,21 @@ int __init mx51_clocks_init(unsigned long rate_ckil, unsigned long rate_osc, imx_print_silicon_rev("i.MX51", mx51_revision()); clk_disable_unprepare(clk[iim_gate]); + /* + * Reference Manual says: Functionality of CCDR[18] and CLPCR[23] is no + * longer supported. Set to one for better power saving. + * + * The effect of not setting these bits is that MIPI clocks can't be + * enabled without the IPU clock being enabled aswell. + */ + val = readl(MXC_CCM_CCDR); + val |= 1 << 18; + writel(val, MXC_CCM_CCDR); + + val = readl(MXC_CCM_CLPCR); + val |= 1 << 23; + writel(val, MXC_CCM_CLPCR); + return 0; } diff --git a/arch/arm/plat-mxc/devices/platform-mx2-emma.c b/arch/arm/mach-imx/devices/platform-mx2-emma.c index 508404ddd4ea..11bd01d402f2 100644 --- a/arch/arm/plat-mxc/devices/platform-mx2-emma.c +++ b/arch/arm/mach-imx/devices/platform-mx2-emma.c @@ -6,8 +6,8 @@ * the terms of the GNU General Public License version 2 as published by the * Free Software Foundation. */ -#include <mach/hardware.h> -#include <mach/devices-common.h> +#include "../hardware.h" +#include "devices-common.h" #define imx_mx2_emmaprp_data_entry_single(soc) \ { \ diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index be0f62bf9037..41b581fd0213 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -26,6 +26,8 @@ config SOC_HAS_OMAP2_SDRC config SOC_HAS_REALTIME_COUNTER bool "Real time free running counter" + depends on SOC_OMAP5 + default y config ARCH_OMAP2 bool "TI OMAP2" @@ -79,7 +81,6 @@ config SOC_OMAP5 select ARM_GIC select CPU_V7 select HAVE_SMP - select SOC_HAS_REALTIME_COUNTER select COMMON_CLK comment "OMAP Core Type" diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 7b201546834d..bb73afc9ac17 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -157,6 +157,7 @@ static struct omap_dss_device sdp3430_lcd_device = { static struct tfp410_platform_data dvi_panel = { .power_down_gpio = -1, + .i2c_bus_num = -1, }; static struct omap_dss_device sdp3430_dvi_device = { diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 4be58fd071f6..f81a303b87ff 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -208,6 +208,7 @@ static struct omap_dss_device am3517_evm_tv_device = { static struct tfp410_platform_data dvi_panel = { .power_down_gpio = -1, + .i2c_bus_num = -1, }; static struct omap_dss_device am3517_evm_dvi_device = { diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index c8e37dc00892..b3102c2f4a3c 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -241,6 +241,7 @@ static struct omap_dss_device cm_t35_lcd_device = { static struct tfp410_platform_data dvi_panel = { .power_down_gpio = CM_T35_DVI_EN_GPIO, + .i2c_bus_num = -1, }; static struct omap_dss_device cm_t35_dvi_device = { diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index 7667eb749522..12865af25d3a 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -141,6 +141,7 @@ static struct omap_dss_device devkit8000_lcd_device = { static struct tfp410_platform_data dvi_panel = { .power_down_gpio = -1, + .i2c_bus_num = 1, }; static struct omap_dss_device devkit8000_dvi_device = { diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 9a3878ec2256..3be1311f9e33 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -27,14 +27,12 @@ #include <linux/io.h> #include <linux/input/matrix_keypad.h> #include <linux/mfd/menelaus.h> +#include <linux/omap-dma.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <linux/omap-dma.h> -#include <plat/debug-devices.h> - #include <video/omapdss.h> #include <video/omap-panel-generic-dpi.h> @@ -42,11 +40,9 @@ #include "mux.h" #include "control.h" #include "gpmc.h" +#include "gpmc-smc91x.h" #define H4_FLASH_CS 0 -#define H4_SMC91X_CS 1 - -#define H4_ETHR_GPIO_IRQ 92 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE) static const uint32_t board_matrix_keys[] = { @@ -250,71 +246,31 @@ static u32 is_gpmc_muxed(void) return 0; } -static inline void __init h4_init_debug(void) -{ - int eth_cs; - unsigned long cs_mem_base; - unsigned int muxed, rate; - struct clk *gpmc_fck; - - eth_cs = H4_SMC91X_CS; +#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE) - gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ - if (IS_ERR(gpmc_fck)) { - WARN_ON(1); - return; - } - - clk_prepare_enable(gpmc_fck); - rate = clk_get_rate(gpmc_fck); - clk_disable_unprepare(gpmc_fck); - clk_put(gpmc_fck); +static struct omap_smc91x_platform_data board_smc91x_data = { + .cs = 1, + .gpio_irq = 92, + .flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_LOWLEVEL, +}; +static void __init board_smc91x_init(void) +{ if (is_gpmc_muxed()) - muxed = 0x200; - else - muxed = 0; - - /* Make sure CS1 timings are correct */ - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, - 0x00011000 | muxed); - - if (rate >= 160000000) { - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); - } else if (rate >= 130000000) { - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); - } else {/* rate = 100000000 */ - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2); - } - - if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed to request GPMC mem for smc91x\n"); - goto out; - } + board_smc91x_data.flags |= GPMC_MUX_ADD_DATA; - udelay(100); + omap_mux_init_gpio(board_smc91x_data.gpio_irq, OMAP_PIN_INPUT); + gpmc_smc91x_init(&board_smc91x_data); +} - omap_mux_init_gpio(92, 0); - if (debug_card_init(cs_mem_base, H4_ETHR_GPIO_IRQ) < 0) - gpmc_cs_free(eth_cs); +#else -out: - clk_disable_unprepare(gpmc_fck); - clk_put(gpmc_fck); +static inline void board_smc91x_init(void) +{ } +#endif + static void __init h4_init_flash(void) { unsigned long base; @@ -371,6 +327,7 @@ static void __init omap_h4_init(void) omap_serial_init(); omap_sdrc_init(NULL, NULL); h4_init_flash(); + board_smc91x_init(); omap_display_init(&h4_dss_data); } diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index 54647d6286b4..3985f35aee06 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -240,6 +240,7 @@ static struct omap_dss_device omap3_evm_tv_device = { static struct tfp410_platform_data dvi_panel = { .power_down_gpio = OMAP3EVM_DVI_PANEL_EN_GPIO, + .i2c_bus_num = -1, }; static struct omap_dss_device omap3_evm_dvi_device = { diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index d8638b3b4f94..53a6cbcf9747 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -118,6 +118,7 @@ static struct omap_dss_device omap3_stalker_tv_device = { static struct tfp410_platform_data dvi_panel = { .power_down_gpio = DSS_ENABLE_GPIO, + .i2c_bus_num = -1, }; static struct omap_dss_device omap3_stalker_dvi_device = { diff --git a/arch/arm/mach-omap2/cclock44xx_data.c b/arch/arm/mach-omap2/cclock44xx_data.c index aa56c3e5bb34..5789a5e25563 100644 --- a/arch/arm/mach-omap2/cclock44xx_data.c +++ b/arch/arm/mach-omap2/cclock44xx_data.c @@ -40,6 +40,14 @@ #define OMAP4430_MODULEMODE_HWCTRL_SHIFT 0 #define OMAP4430_MODULEMODE_SWCTRL_SHIFT 1 +/* + * OMAP4 ABE DPLL default frequency. In OMAP4460 TRM version V, section + * "3.6.3.2.3 CM1_ABE Clock Generator" states that the "DPLL_ABE_X2_CLK + * must be set to 196.608 MHz" and hence, the DPLL locked frequency is + * half of this value. + */ +#define OMAP4_DPLL_ABE_DEFFREQ 98304000 + /* Root clocks */ DEFINE_CLK_FIXED_RATE(extalt_clkin_ck, CLK_IS_ROOT, 59000000, 0x0); @@ -124,6 +132,8 @@ static struct dpll_data dpll_abe_dd = { .enable_mask = OMAP4430_DPLL_EN_MASK, .autoidle_mask = OMAP4430_AUTO_DPLL_MODE_MASK, .idlest_mask = OMAP4430_ST_DPLL_CLK_MASK, + .m4xen_mask = OMAP4430_DPLL_REGM4XEN_MASK, + .lpmode_mask = OMAP4430_DPLL_LPMODE_EN_MASK, .max_multiplier = 2047, .max_divider = 128, .min_divider = 1, @@ -233,7 +243,7 @@ static struct dpll_data dpll_core_dd = { static const char *dpll_core_ck_parents[] = { - "sys_clkin_ck", + "sys_clkin_ck", "core_hsd_byp_clk_mux_ck" }; static struct clk dpll_core_ck; @@ -286,9 +296,9 @@ DEFINE_CLK_DIVIDER(div_core_ck, "dpll_core_m5x2_ck", &dpll_core_m5x2_ck, 0x0, OMAP4430_CM_CLKSEL_CORE, OMAP4430_CLKSEL_CORE_SHIFT, OMAP4430_CLKSEL_CORE_WIDTH, 0x0, NULL); -DEFINE_CLK_OMAP_HSDIVIDER(div_iva_hs_clk, "dpll_core_m5x2_ck", - &dpll_core_m5x2_ck, 0x0, OMAP4430_CM_BYPCLK_DPLL_IVA, - OMAP4430_CLKSEL_0_1_MASK); +DEFINE_CLK_DIVIDER(div_iva_hs_clk, "dpll_core_m5x2_ck", &dpll_core_m5x2_ck, + 0x0, OMAP4430_CM_BYPCLK_DPLL_IVA, OMAP4430_CLKSEL_0_1_SHIFT, + OMAP4430_CLKSEL_0_1_WIDTH, CLK_DIVIDER_POWER_OF_TWO, NULL); DEFINE_CLK_DIVIDER(div_mpu_hs_clk, "dpll_core_m5x2_ck", &dpll_core_m5x2_ck, 0x0, OMAP4430_CM_BYPCLK_DPLL_MPU, OMAP4430_CLKSEL_0_1_SHIFT, @@ -363,8 +373,21 @@ static struct dpll_data dpll_iva_dd = { .min_divider = 1, }; +static const char *dpll_iva_ck_parents[] = { + "sys_clkin_ck", "iva_hsd_byp_clk_mux_ck" +}; + static struct clk dpll_iva_ck; +static const struct clk_ops dpll_ck_ops = { + .enable = &omap3_noncore_dpll_enable, + .disable = &omap3_noncore_dpll_disable, + .recalc_rate = &omap3_dpll_recalc, + .round_rate = &omap2_dpll_round_rate, + .set_rate = &omap3_noncore_dpll_set_rate, + .get_parent = &omap2_init_dpll_parent, +}; + static struct clk_hw_omap dpll_iva_ck_hw = { .hw = { .clk = &dpll_iva_ck, @@ -373,7 +396,7 @@ static struct clk_hw_omap dpll_iva_ck_hw = { .ops = &clkhwops_omap3_dpll, }; -DEFINE_STRUCT_CLK(dpll_iva_ck, dpll_core_ck_parents, dpll_abe_ck_ops); +DEFINE_STRUCT_CLK(dpll_iva_ck, dpll_iva_ck_parents, dpll_ck_ops); static const char *dpll_iva_x2_ck_parents[] = { "dpll_iva_ck", @@ -416,6 +439,10 @@ static struct dpll_data dpll_mpu_dd = { .min_divider = 1, }; +static const char *dpll_mpu_ck_parents[] = { + "sys_clkin_ck", "div_mpu_hs_clk" +}; + static struct clk dpll_mpu_ck; static struct clk_hw_omap dpll_mpu_ck_hw = { @@ -426,7 +453,7 @@ static struct clk_hw_omap dpll_mpu_ck_hw = { .ops = &clkhwops_omap3_dpll, }; -DEFINE_STRUCT_CLK(dpll_mpu_ck, dpll_core_ck_parents, dpll_abe_ck_ops); +DEFINE_STRUCT_CLK(dpll_mpu_ck, dpll_mpu_ck_parents, dpll_ck_ops); DEFINE_CLK_FIXED_FACTOR(mpu_periphclk, "dpll_mpu_ck", &dpll_mpu_ck, 0x0, 1, 2); @@ -464,6 +491,9 @@ static struct dpll_data dpll_per_dd = { .min_divider = 1, }; +static const char *dpll_per_ck_parents[] = { + "sys_clkin_ck", "per_hsd_byp_clk_mux_ck" +}; static struct clk dpll_per_ck; @@ -475,7 +505,7 @@ static struct clk_hw_omap dpll_per_ck_hw = { .ops = &clkhwops_omap3_dpll, }; -DEFINE_STRUCT_CLK(dpll_per_ck, dpll_core_ck_parents, dpll_abe_ck_ops); +DEFINE_STRUCT_CLK(dpll_per_ck, dpll_per_ck_parents, dpll_ck_ops); DEFINE_CLK_DIVIDER(dpll_per_m2_ck, "dpll_per_ck", &dpll_per_ck, 0x0, OMAP4430_CM_DIV_M2_DPLL_PER, OMAP4430_DPLL_CLKOUT_DIV_SHIFT, @@ -559,6 +589,10 @@ static struct dpll_data dpll_usb_dd = { .min_divider = 1, }; +static const char *dpll_usb_ck_parents[] = { + "sys_clkin_ck", "usb_hs_clk_div_ck" +}; + static struct clk dpll_usb_ck; static struct clk_hw_omap dpll_usb_ck_hw = { @@ -569,7 +603,7 @@ static struct clk_hw_omap dpll_usb_ck_hw = { .ops = &clkhwops_omap3_dpll, }; -DEFINE_STRUCT_CLK(dpll_usb_ck, dpll_core_ck_parents, dpll_abe_ck_ops); +DEFINE_STRUCT_CLK(dpll_usb_ck, dpll_usb_ck_parents, dpll_ck_ops); static const char *dpll_usb_clkdcoldo_ck_parents[] = { "dpll_usb_ck", @@ -696,9 +730,13 @@ DEFINE_CLK_DIVIDER(syc_clk_div_ck, "sys_clkin_ck", &sys_clkin_ck, 0x0, OMAP4430_CM_ABE_DSS_SYS_CLKSEL, OMAP4430_CLKSEL_0_0_SHIFT, OMAP4430_CLKSEL_0_0_WIDTH, 0x0, NULL); +static const char *dbgclk_mux_ck_parents[] = { + "sys_clkin_ck" +}; + static struct clk dbgclk_mux_ck; DEFINE_STRUCT_CLK_HW_OMAP(dbgclk_mux_ck, NULL); -DEFINE_STRUCT_CLK(dbgclk_mux_ck, dpll_core_ck_parents, +DEFINE_STRUCT_CLK(dbgclk_mux_ck, dbgclk_mux_ck_parents, dpll_usb_clkdcoldo_ck_ops); /* Leaf clocks controlled by modules */ @@ -1935,10 +1973,10 @@ static struct omap_clk omap44xx_clks[] = { CLK("4803e000.timer", "timer_sys_ck", &sys_clkin_ck, CK_443X), CLK("48086000.timer", "timer_sys_ck", &sys_clkin_ck, CK_443X), CLK("48088000.timer", "timer_sys_ck", &sys_clkin_ck, CK_443X), - CLK("49038000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), - CLK("4903a000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), - CLK("4903c000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), - CLK("4903e000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), + CLK("40138000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), + CLK("4013a000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), + CLK("4013c000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), + CLK("4013e000.timer", "timer_sys_ck", &syc_clk_div_ck, CK_443X), CLK(NULL, "cpufreq_ck", &dpll_mpu_ck, CK_443X), }; @@ -1955,6 +1993,7 @@ int __init omap4xxx_clk_init(void) { u32 cpu_clkflg; struct omap_clk *c; + int rc; if (cpu_is_omap443x()) { cpu_mask = RATE_IN_4430; @@ -1983,5 +2022,18 @@ int __init omap4xxx_clk_init(void) omap2_clk_enable_init_clocks(enable_init_clks, ARRAY_SIZE(enable_init_clks)); + /* + * On OMAP4460 the ABE DPLL fails to turn on if in idle low-power + * state when turning the ABE clock domain. Workaround this by + * locking the ABE DPLL on boot. + */ + if (cpu_is_omap446x()) { + rc = clk_set_parent(&abe_dpll_refclk_mux_ck, &sys_32k_ck); + if (!rc) + rc = clk_set_rate(&dpll_abe_ck, OMAP4_DPLL_ABE_DEFFREQ); + if (rc) + pr_err("%s: failed to configure ABE DPLL!\n", __func__); + } + return 0; } diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index 9917f793c3b6..b40204837bd7 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -195,6 +195,10 @@ struct clksel { * @enable_mask: mask of the DPLL mode bitfield in @control_reg * @last_rounded_rate: cache of the last rate result of omap2_dpll_round_rate() * @last_rounded_m: cache of the last M result of omap2_dpll_round_rate() + * @last_rounded_m4xen: cache of the last M4X result of + * omap4_dpll_regm4xen_round_rate() + * @last_rounded_lpmode: cache of the last lpmode result of + * omap4_dpll_lpmode_recalc() * @max_multiplier: maximum valid non-bypass multiplier value (actual) * @last_rounded_n: cache of the last N result of omap2_dpll_round_rate() * @min_divider: minimum valid non-bypass divider value (actual) @@ -205,6 +209,8 @@ struct clksel { * @autoidle_mask: mask of the DPLL autoidle mode bitfield in @autoidle_reg * @freqsel_mask: mask of the DPLL jitter correction bitfield in @control_reg * @idlest_mask: mask of the DPLL idle status bitfield in @idlest_reg + * @lpmode_mask: mask of the DPLL low-power mode bitfield in @control_reg + * @m4xen_mask: mask of the DPLL M4X multiplier bitfield in @control_reg * @auto_recal_bit: bitshift of the driftguard enable bit in @control_reg * @recal_en_bit: bitshift of the PRM_IRQENABLE_* bit for recalibration IRQs * @recal_st_bit: bitshift of the PRM_IRQSTATUS_* bit for recalibration IRQs @@ -233,6 +239,8 @@ struct dpll_data { u32 enable_mask; unsigned long last_rounded_rate; u16 last_rounded_m; + u8 last_rounded_m4xen; + u8 last_rounded_lpmode; u16 max_multiplier; u8 last_rounded_n; u8 min_divider; @@ -245,6 +253,8 @@ struct dpll_data { u32 idlest_mask; u32 dco_mask; u32 sddiv_mask; + u32 lpmode_mask; + u32 m4xen_mask; u8 auto_recal_bit; u8 recal_en_bit; u8 recal_st_bit; diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 384873580b23..7faf82d4e85c 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -998,7 +998,8 @@ int clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk) spin_lock_irqsave(&clkdm->lock, flags); /* corner case: disabling unused clocks */ - if (__clk_get_enable_count(clk) == 0) + if ((__clk_get_enable_count(clk) == 0) && + (atomic_read(&clkdm->usecount) == 0)) goto ccd_exit; if (atomic_read(&clkdm->usecount) == 0) { diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 5c2fd4863b2b..2dabb9ecb986 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -16,8 +16,6 @@ #include <linux/init.h> #include <linux/platform_data/dsp-omap.h> -#include <plat/vram.h> - #include "common.h" #include "omap-secure.h" @@ -32,7 +30,6 @@ int __weak omap_secure_ram_reserve_memblock(void) void __init omap_reserve(void) { - omap_vram_reserve_sdram_memblock(); omap_dsp_reserve_sdram_memblock(); omap_secure_ram_reserve_memblock(); omap_barrier_reserve_memblock(); diff --git a/arch/arm/mach-omap2/cpuidle34xx.c b/arch/arm/mach-omap2/cpuidle34xx.c index bca7a8885703..22590dbe8f14 100644 --- a/arch/arm/mach-omap2/cpuidle34xx.c +++ b/arch/arm/mach-omap2/cpuidle34xx.c @@ -40,6 +40,8 @@ struct omap3_idle_statedata { u32 core_state; }; +static struct powerdomain *mpu_pd, *core_pd, *per_pd, *cam_pd; + static struct omap3_idle_statedata omap3_idle_data[] = { { .mpu_state = PWRDM_POWER_ON, @@ -71,7 +73,7 @@ static struct omap3_idle_statedata omap3_idle_data[] = { }, }; -static struct powerdomain *mpu_pd, *core_pd, *per_pd, *cam_pd; +/* Private functions */ static int __omap3_enter_idle(struct cpuidle_device *dev, struct cpuidle_driver *drv, @@ -260,11 +262,11 @@ static int omap3_enter_idle_bm(struct cpuidle_device *dev, return ret; } -DEFINE_PER_CPU(struct cpuidle_device, omap3_idle_dev); +static DEFINE_PER_CPU(struct cpuidle_device, omap3_idle_dev); -struct cpuidle_driver omap3_idle_driver = { - .name = "omap3_idle", - .owner = THIS_MODULE, +static struct cpuidle_driver omap3_idle_driver = { + .name = "omap3_idle", + .owner = THIS_MODULE, .states = { { .enter = omap3_enter_idle_bm, @@ -327,6 +329,8 @@ struct cpuidle_driver omap3_idle_driver = { .safe_state_index = 0, }; +/* Public functions */ + /** * omap3_idle_init - Init routine for OMAP3 idle * diff --git a/arch/arm/mach-omap2/cpuidle44xx.c b/arch/arm/mach-omap2/cpuidle44xx.c index 288bee6cbb76..d639aef0deda 100644 --- a/arch/arm/mach-omap2/cpuidle44xx.c +++ b/arch/arm/mach-omap2/cpuidle44xx.c @@ -54,6 +54,8 @@ static struct clockdomain *cpu_clkdm[NR_CPUS]; static atomic_t abort_barrier; static bool cpu_done[NR_CPUS]; +/* Private functions */ + /** * omap4_enter_idle_coupled_[simple/coupled] - OMAP4 cpuidle entry functions * @dev: cpuidle device @@ -161,9 +163,19 @@ fail: return index; } -DEFINE_PER_CPU(struct cpuidle_device, omap4_idle_dev); +/* + * For each cpu, setup the broadcast timer because local timers + * stops for the states above C1. + */ +static void omap_setup_broadcast_timer(void *arg) +{ + int cpu = smp_processor_id(); + clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu); +} + +static DEFINE_PER_CPU(struct cpuidle_device, omap4_idle_dev); -struct cpuidle_driver omap4_idle_driver = { +static struct cpuidle_driver omap4_idle_driver = { .name = "omap4_idle", .owner = THIS_MODULE, .en_core_tk_irqen = 1, @@ -178,7 +190,7 @@ struct cpuidle_driver omap4_idle_driver = { .desc = "MPUSS ON" }, { - /* C2 - CPU0 OFF + CPU1 OFF + MPU CSWR */ + /* C2 - CPU0 OFF + CPU1 OFF + MPU CSWR */ .exit_latency = 328 + 440, .target_residency = 960, .flags = CPUIDLE_FLAG_TIME_VALID | CPUIDLE_FLAG_COUPLED, @@ -200,15 +212,7 @@ struct cpuidle_driver omap4_idle_driver = { .safe_state_index = 0, }; -/* - * For each cpu, setup the broadcast timer because local timers - * stops for the states above C1. - */ -static void omap_setup_broadcast_timer(void *arg) -{ - int cpu = smp_processor_id(); - clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &cpu); -} +/* Public functions */ /** * omap4_idle_init - Init routine for OMAP4 idle diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c index fafb28c0dcbc..2bb18838cba9 100644 --- a/arch/arm/mach-omap2/dpll3xxx.c +++ b/arch/arm/mach-omap2/dpll3xxx.c @@ -291,16 +291,13 @@ static void _lookup_sddiv(struct clk_hw_omap *clk, u8 *sd_div, u16 m, u8 n) /* * _omap3_noncore_dpll_program - set non-core DPLL M,N values directly - * @clk: struct clk * of DPLL to set - * @m: DPLL multiplier to set - * @n: DPLL divider to set - * @freqsel: FREQSEL value to set + * @clk: struct clk * of DPLL to set + * @freqsel: FREQSEL value to set * - * Program the DPLL with the supplied M, N values, and wait for the DPLL to - * lock.. Returns -EINVAL upon error, or 0 upon success. + * Program the DPLL with the last M, N values calculated, and wait for + * the DPLL to lock. Returns -EINVAL upon error, or 0 upon success. */ -static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 m, u8 n, - u16 freqsel) +static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 freqsel) { struct dpll_data *dd = clk->dpll_data; u8 dco, sd_div; @@ -323,23 +320,45 @@ static int omap3_noncore_dpll_program(struct clk_hw_omap *clk, u16 m, u8 n, /* Set DPLL multiplier, divider */ v = __raw_readl(dd->mult_div1_reg); v &= ~(dd->mult_mask | dd->div1_mask); - v |= m << __ffs(dd->mult_mask); - v |= (n - 1) << __ffs(dd->div1_mask); + v |= dd->last_rounded_m << __ffs(dd->mult_mask); + v |= (dd->last_rounded_n - 1) << __ffs(dd->div1_mask); /* Configure dco and sd_div for dplls that have these fields */ if (dd->dco_mask) { - _lookup_dco(clk, &dco, m, n); + _lookup_dco(clk, &dco, dd->last_rounded_m, dd->last_rounded_n); v &= ~(dd->dco_mask); v |= dco << __ffs(dd->dco_mask); } if (dd->sddiv_mask) { - _lookup_sddiv(clk, &sd_div, m, n); + _lookup_sddiv(clk, &sd_div, dd->last_rounded_m, + dd->last_rounded_n); v &= ~(dd->sddiv_mask); v |= sd_div << __ffs(dd->sddiv_mask); } __raw_writel(v, dd->mult_div1_reg); + /* Set 4X multiplier and low-power mode */ + if (dd->m4xen_mask || dd->lpmode_mask) { + v = __raw_readl(dd->control_reg); + + if (dd->m4xen_mask) { + if (dd->last_rounded_m4xen) + v |= dd->m4xen_mask; + else + v &= ~dd->m4xen_mask; + } + + if (dd->lpmode_mask) { + if (dd->last_rounded_lpmode) + v |= dd->lpmode_mask; + else + v &= ~dd->lpmode_mask; + } + + __raw_writel(v, dd->control_reg); + } + /* We let the clock framework set the other output dividers later */ /* REVISIT: Set ramp-up delay? */ @@ -492,8 +511,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate, pr_debug("%s: %s: set rate: locking rate to %lu.\n", __func__, __clk_get_name(hw->clk), rate); - ret = omap3_noncore_dpll_program(clk, dd->last_rounded_m, - dd->last_rounded_n, freqsel); + ret = omap3_noncore_dpll_program(clk, freqsel); if (!ret) new_parent = dd->clk_ref; } diff --git a/arch/arm/mach-omap2/dpll44xx.c b/arch/arm/mach-omap2/dpll44xx.c index d3326c474fdc..d28b0f726715 100644 --- a/arch/arm/mach-omap2/dpll44xx.c +++ b/arch/arm/mach-omap2/dpll44xx.c @@ -20,6 +20,15 @@ #include "clock44xx.h" #include "cm-regbits-44xx.h" +/* + * Maximum DPLL input frequency (FINT) and output frequency (FOUT) that + * can supported when using the DPLL low-power mode. Frequencies are + * defined in OMAP4430/60 Public TRM section 3.6.3.3.2 "Enable Control, + * Status, and Low-Power Operation Mode". + */ +#define OMAP4_DPLL_LP_FINT_MAX 1000000 +#define OMAP4_DPLL_LP_FOUT_MAX 100000000 + /* Supported only on OMAP4 */ int omap4_dpllmx_gatectrl_read(struct clk_hw_omap *clk) { @@ -82,6 +91,31 @@ const struct clk_hw_omap_ops clkhwops_omap4_dpllmx = { }; /** + * omap4_dpll_lpmode_recalc - compute DPLL low-power setting + * @dd: pointer to the dpll data structure + * + * Calculates if low-power mode can be enabled based upon the last + * multiplier and divider values calculated. If low-power mode can be + * enabled, then the bit to enable low-power mode is stored in the + * last_rounded_lpmode variable. This implementation is based upon the + * criteria for enabling low-power mode as described in the OMAP4430/60 + * Public TRM section 3.6.3.3.2 "Enable Control, Status, and Low-Power + * Operation Mode". + */ +static void omap4_dpll_lpmode_recalc(struct dpll_data *dd) +{ + long fint, fout; + + fint = __clk_get_rate(dd->clk_ref) / (dd->last_rounded_n + 1); + fout = fint * dd->last_rounded_m; + + if ((fint < OMAP4_DPLL_LP_FINT_MAX) && (fout < OMAP4_DPLL_LP_FOUT_MAX)) + dd->last_rounded_lpmode = 1; + else + dd->last_rounded_lpmode = 0; +} + +/** * omap4_dpll_regm4xen_recalc - compute DPLL rate, considering REGM4XEN bit * @clk: struct clk * of the DPLL to compute the rate for * @@ -130,7 +164,6 @@ long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw, unsigned long *parent_rate) { struct clk_hw_omap *clk = to_clk_hw_omap(hw); - u32 v; struct dpll_data *dd; long r; @@ -139,18 +172,31 @@ long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw, dd = clk->dpll_data; - /* regm4xen adds a multiplier of 4 to DPLL calculations */ - v = __raw_readl(dd->control_reg) & OMAP4430_DPLL_REGM4XEN_MASK; - - if (v) - target_rate = target_rate / OMAP4430_REGM4XEN_MULT; + dd->last_rounded_m4xen = 0; + /* + * First try to compute the DPLL configuration for + * target rate without using the 4X multiplier. + */ r = omap2_dpll_round_rate(hw, target_rate, NULL); + if (r != ~0) + goto out; + + /* + * If we did not find a valid DPLL configuration, try again, but + * this time see if using the 4X multiplier can help. Enabling the + * 4X multiplier is equivalent to dividing the target rate by 4. + */ + r = omap2_dpll_round_rate(hw, target_rate / OMAP4430_REGM4XEN_MULT, + NULL); if (r == ~0) return r; - if (v) - clk->dpll_data->last_rounded_rate *= OMAP4430_REGM4XEN_MULT; + dd->last_rounded_rate *= OMAP4430_REGM4XEN_MULT; + dd->last_rounded_m4xen = 1; + +out: + omap4_dpll_lpmode_recalc(dd); - return clk->dpll_data->last_rounded_rate; + return dd->last_rounded_rate; } diff --git a/arch/arm/mach-omap2/i2c.c b/arch/arm/mach-omap2/i2c.c index df6d6acbc9ed..b9074dde3b9c 100644 --- a/arch/arm/mach-omap2/i2c.c +++ b/arch/arm/mach-omap2/i2c.c @@ -22,6 +22,7 @@ #include "soc.h" #include "omap_hwmod.h" #include "omap_device.h" +#include "omap-pm.h" #include "prm.h" #include "common.h" diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 26126343d6ac..6a217c98db54 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -135,10 +135,7 @@ static int __init _omap_mux_init_gpio(struct omap_mux_partition *partition, old_mode = omap_mux_read(partition, gpio_mux->reg_offset); mux_mode = val & ~(OMAP_MUX_NR_MODES - 1); - if (partition->flags & OMAP_MUX_GPIO_IN_MODE3) - mux_mode |= OMAP_MUX_MODE3; - else - mux_mode |= OMAP_MUX_MODE4; + mux_mode |= partition->gpio; pr_debug("%s: Setting signal %s.gpio%i 0x%04x -> 0x%04x\n", __func__, gpio_mux->muxnames[0], gpio, old_mode, mux_mode); omap_mux_write(partition, mux_mode, gpio_mux->reg_offset); @@ -800,7 +797,7 @@ int __init omap_mux_late_init(void) struct omap_mux *m = &e->mux; u16 mode = omap_mux_read(partition, m->reg_offset); - if (OMAP_MODE_GPIO(mode)) + if (OMAP_MODE_GPIO(partition, mode)) continue; #ifndef CONFIG_DEBUG_FS @@ -1065,7 +1062,7 @@ static void __init omap_mux_init_list(struct omap_mux_partition *partition, } #else /* Skip pins that are not muxed as GPIO by bootloader */ - if (!OMAP_MODE_GPIO(omap_mux_read(partition, + if (!OMAP_MODE_GPIO(partition, omap_mux_read(partition, superset->reg_offset))) { superset++; continue; @@ -1132,6 +1129,7 @@ int __init omap_mux_init(const char *name, u32 flags, partition->name = name; partition->flags = flags; + partition->gpio = flags & OMAP_MUX_MODE7; partition->size = mux_size; partition->phys = mux_pbase; partition->base = ioremap(mux_pbase, mux_size); diff --git a/arch/arm/mach-omap2/mux.h b/arch/arm/mach-omap2/mux.h index 76f9b3c2f586..fdb22f14021f 100644 --- a/arch/arm/mach-omap2/mux.h +++ b/arch/arm/mach-omap2/mux.h @@ -58,7 +58,8 @@ #define OMAP_PIN_OFF_INPUT_PULLDOWN (OMAP_OFF_EN | OMAP_OFF_PULL_EN) #define OMAP_PIN_OFF_WAKEUPENABLE OMAP_WAKEUP_EN -#define OMAP_MODE_GPIO(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE4) +#define OMAP_MODE_GPIO(partition, x) (((x) & OMAP_MUX_MODE7) == \ + partition->gpio) #define OMAP_MODE_UART(x) (((x) & OMAP_MUX_MODE7) == OMAP_MUX_MODE0) /* Flags for omapX_mux_init */ @@ -79,13 +80,20 @@ /* * omap_mux_init flags definition: * + * OMAP_GPIO_MUX_MODE, bits 0-2: gpio muxing mode, same like pad control + * register which includes values from 0-7. * OMAP_MUX_REG_8BIT: Ensure that access to padconf is done in 8 bits. * The default value is 16 bits. - * OMAP_MUX_GPIO_IN_MODE3: The GPIO is selected in mode3. - * The default is mode4. */ -#define OMAP_MUX_REG_8BIT (1 << 0) -#define OMAP_MUX_GPIO_IN_MODE3 (1 << 1) +#define OMAP_MUX_GPIO_IN_MODE0 OMAP_MUX_MODE0 +#define OMAP_MUX_GPIO_IN_MODE1 OMAP_MUX_MODE1 +#define OMAP_MUX_GPIO_IN_MODE2 OMAP_MUX_MODE2 +#define OMAP_MUX_GPIO_IN_MODE3 OMAP_MUX_MODE3 +#define OMAP_MUX_GPIO_IN_MODE4 OMAP_MUX_MODE4 +#define OMAP_MUX_GPIO_IN_MODE5 OMAP_MUX_MODE5 +#define OMAP_MUX_GPIO_IN_MODE6 OMAP_MUX_MODE6 +#define OMAP_MUX_GPIO_IN_MODE7 OMAP_MUX_MODE7 +#define OMAP_MUX_REG_8BIT (1 << 3) /** * struct omap_board_data - board specific device data @@ -105,6 +113,7 @@ struct omap_board_data { * struct mux_partition - contain partition related information * @name: name of the current partition * @flags: flags specific to this partition + * @gpio: gpio mux mode * @phys: physical address * @size: partition size * @base: virtual address after ioremap @@ -114,6 +123,7 @@ struct omap_board_data { struct omap_mux_partition { const char *name; u32 flags; + u32 gpio; u32 phys; u32 size; void __iomem *base; diff --git a/arch/arm/mach-omap2/mux34xx.c b/arch/arm/mach-omap2/mux34xx.c index c47140bbbec4..c53609f46294 100644 --- a/arch/arm/mach-omap2/mux34xx.c +++ b/arch/arm/mach-omap2/mux34xx.c @@ -2053,7 +2053,7 @@ int __init omap3_mux_init(struct omap_board_mux *board_subset, int flags) return -EINVAL; } - return omap_mux_init("core", 0, + return omap_mux_init("core", OMAP_MUX_GPIO_IN_MODE4, OMAP3_CONTROL_PADCONF_MUX_PBASE, OMAP3_CONTROL_PADCONF_MUX_SIZE, omap3_muxmodes, package_subset, board_subset, diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 93d102535c85..04fdbc4c499b 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -27,8 +27,7 @@ #include <linux/pm_runtime.h> #include <linux/console.h> #include <linux/omap-dma.h> - -#include <plat/omap-serial.h> +#include <linux/platform_data/serial-omap.h> #include "common.h" #include "omap_hwmod.h" diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 7016637b531c..06e141543623 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -190,7 +190,7 @@ static struct device_node * __init omap_get_timer_dt(struct of_device_id *match, * kernel registering these devices remove them dynamically from the device * tree on boot. */ -void __init omap_dmtimer_init(void) +static void __init omap_dmtimer_init(void) { struct device_node *np; @@ -210,7 +210,7 @@ void __init omap_dmtimer_init(void) * * Get the timer errata flags that are specific to the OMAP device being used. */ -u32 __init omap_dm_timer_get_errata(void) +static u32 __init omap_dm_timer_get_errata(void) { if (cpu_is_omap24xx()) return 0; @@ -392,7 +392,7 @@ static struct of_device_id omap_counter_match[] __initdata = { }; /* Setup free-running counter for clocksource */ -static int __init omap2_sync32k_clocksource_init(void) +static int __init __maybe_unused omap2_sync32k_clocksource_init(void) { int ret; struct device_node *np = NULL; diff --git a/arch/arm/mach-omap2/usb-host.c b/arch/arm/mach-omap2/usb-host.c index d1dbe125b34f..2e44e8a22884 100644 --- a/arch/arm/mach-omap2/usb-host.c +++ b/arch/arm/mach-omap2/usb-host.c @@ -508,6 +508,10 @@ void __init usbhs_init(const struct usbhs_omap_board_data *pdata) if (cpu_is_omap34xx()) { setup_ehci_io_mux(pdata->port_mode); setup_ohci_io_mux(pdata->port_mode); + + if (omap_rev() <= OMAP3430_REV_ES2_1) + usbhs_data.single_ulpi_bypass = true; + } else if (cpu_is_omap44xx()) { setup_4430ehci_io_mux(pdata->port_mode); setup_4430ohci_io_mux(pdata->port_mode); diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 0816562725f6..d54cfc54b9fe 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -104,7 +104,7 @@ static __initdata struct tegra_clk_init_table tegra20_clk_init_table[] = { static __initdata struct tegra_clk_init_table tegra30_clk_init_table[] = { /* name parent rate enabled */ { "clk_m", NULL, 0, true }, - { "pll_p", "clk_m", 408000000, true }, + { "pll_p", "pll_ref", 408000000, true }, { "pll_p_out1", "pll_p", 9600000, true }, { "pll_p_out4", "pll_p", 102000000, true }, { "sclk", "pll_p_out4", 102000000, true }, diff --git a/arch/arm/mach-tegra/tegra30_clocks.c b/arch/arm/mach-tegra/tegra30_clocks.c index efc000e32e1c..d7147779f8ea 100644 --- a/arch/arm/mach-tegra/tegra30_clocks.c +++ b/arch/arm/mach-tegra/tegra30_clocks.c @@ -2045,9 +2045,7 @@ struct clk_ops tegra30_periph_clk_ops = { static int tegra30_dsib_clk_set_parent(struct clk_hw *hw, u8 index) { struct clk *d = clk_get_sys(NULL, "pll_d"); - /* The DSIB parent selection bit is in PLLD base - register - can not do direct r-m-w, must be - protected by PLLD lock */ + /* The DSIB parent selection bit is in PLLD base register */ tegra_clk_cfg_ex( d, TEGRA_CLK_PLLD_MIPI_MUX_SEL, index); diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index 8b204ae69002..4ce77cdc31cc 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -27,7 +27,6 @@ #include <linux/mtd/nand.h> #include <linux/mtd/fsmc.h> #include <linux/pinctrl/machine.h> -#include <linux/pinctrl/consumer.h> #include <linux/pinctrl/pinconf-generic.h> #include <linux/dma-mapping.h> #include <linux/platform_data/clk-u300.h> @@ -1553,39 +1552,6 @@ static struct pinctrl_map __initdata u300_pinmux_map[] = { pin_highz_conf), }; -struct u300_mux_hog { - struct device *dev; - struct pinctrl *p; -}; - -static struct u300_mux_hog u300_mux_hogs[] = { - { - .dev = &uart0_device.dev, - }, - { - .dev = &mmcsd_device.dev, - }, -}; - -static int __init u300_pinctrl_fetch(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(u300_mux_hogs); i++) { - struct pinctrl *p; - - p = pinctrl_get_select_default(u300_mux_hogs[i].dev); - if (IS_ERR(p)) { - pr_err("u300: could not get pinmux hog for dev %s\n", - dev_name(u300_mux_hogs[i].dev)); - continue; - } - u300_mux_hogs[i].p = p; - } - return 0; -} -subsys_initcall(u300_pinctrl_fetch); - /* * Notice that AMBA devices are initialized before platform devices. * diff --git a/arch/arm/mach-ux500/devices-db8500.h b/arch/arm/mach-ux500/devices-db8500.h index 4b24c9992654..a5e05f6e256f 100644 --- a/arch/arm/mach-ux500/devices-db8500.h +++ b/arch/arm/mach-ux500/devices-db8500.h @@ -8,6 +8,7 @@ #ifndef __DEVICES_DB8500_H #define __DEVICES_DB8500_H +#include <linux/platform_data/usb-musb-ux500.h> #include <mach/irqs.h> #include "devices-common.h" diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index 8d885848600a..9d9aa2f55129 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -11,7 +11,6 @@ obj- := # omap_device support (OMAP2+ only at the moment) obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o -obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o i2c-omap-$(CONFIG_I2C_OMAP) := i2c.o obj-y += $(i2c-omap-m) $(i2c-omap-y) diff --git a/arch/arm/plat-omap/debug-devices.c b/arch/arm/plat-omap/debug-devices.c deleted file mode 100644 index a609e2161817..000000000000 --- a/arch/arm/plat-omap/debug-devices.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * linux/arch/arm/plat-omap/debug-devices.c - * - * Copyright (C) 2005 Nokia Corporation - * Modified from mach-omap2/board-h4.c - * - * 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/gpio.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/io.h> -#include <linux/smc91x.h> - -#include <plat/debug-devices.h> - -/* Many OMAP development platforms reuse the same "debug board"; these - * platforms include H2, H3, H4, and Perseus2. - */ - -static struct smc91x_platdata smc91x_info = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource smc91x_resources[] = { - [0] = { - .flags = IORESOURCE_MEM, - }, - [1] = { - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = -1, - .dev = { - .platform_data = &smc91x_info, - }, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static struct resource led_resources[] = { - [0] = { - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device led_device = { - .name = "omap_dbg_led", - .id = -1, - .num_resources = ARRAY_SIZE(led_resources), - .resource = led_resources, -}; - -static struct platform_device *debug_devices[] __initdata = { - &smc91x_device, - &led_device, - /* ps2 kbd + mouse ports */ - /* 4 extra uarts */ - /* 6 input dip switches */ - /* 8 output pins */ -}; - -int __init debug_card_init(u32 addr, unsigned gpio) -{ - int status; - - smc91x_resources[0].start = addr + 0x300; - smc91x_resources[0].end = addr + 0x30f; - - smc91x_resources[1].start = gpio_to_irq(gpio); - smc91x_resources[1].end = gpio_to_irq(gpio); - - status = gpio_request(gpio, "SMC91x irq"); - if (status < 0) { - printk(KERN_ERR "GPIO%d unavailable for smc91x IRQ\n", gpio); - return status; - } - gpio_direction_input(gpio); - - led_resources[0].start = addr; - led_resources[0].end = addr + SZ_4K - 1; - - return platform_add_devices(debug_devices, ARRAY_SIZE(debug_devices)); -} diff --git a/arch/arm/plat-omap/include/plat/debug-devices.h b/arch/arm/plat-omap/include/plat/debug-devices.h deleted file mode 100644 index 8fc4287222dd..000000000000 --- a/arch/arm/plat-omap/include/plat/debug-devices.h +++ /dev/null @@ -1,2 +0,0 @@ -/* for TI reference platforms sharing the same debug card */ -extern int debug_card_init(u32 addr, unsigned gpio); diff --git a/arch/cris/include/arch-v10/arch/Kbuild b/arch/cris/include/arch-v10/arch/Kbuild index 7a192e1290b1..1f0fc7a66f5f 100644 --- a/arch/cris/include/arch-v10/arch/Kbuild +++ b/arch/cris/include/arch-v10/arch/Kbuild @@ -1,4 +1 @@ -header-y += user.h -header-y += svinto.h -header-y += sv_addr_ag.h -header-y += sv_addr.agh +# CRISv10 arch diff --git a/arch/cris/include/arch-v32/arch/Kbuild b/arch/cris/include/arch-v32/arch/Kbuild index 35f2fc4f993e..2fd65c7e15c9 100644 --- a/arch/cris/include/arch-v32/arch/Kbuild +++ b/arch/cris/include/arch-v32/arch/Kbuild @@ -1,2 +1 @@ -header-y += user.h -header-y += cryptocop.h +# CRISv32 arch diff --git a/arch/cris/include/arch-v32/arch/cryptocop.h b/arch/cris/include/arch-v32/arch/cryptocop.h index e1cd83dfabb5..716e434e9269 100644 --- a/arch/cris/include/arch-v32/arch/cryptocop.h +++ b/arch/cris/include/arch-v32/arch/cryptocop.h @@ -2,124 +2,12 @@ * The device /dev/cryptocop is accessible using this driver using * CRYPTOCOP_MAJOR (254) and minor number 0. */ - #ifndef CRYPTOCOP_H #define CRYPTOCOP_H -#include <linux/uio.h> - - -#define CRYPTOCOP_SESSION_ID_NONE (0) - -typedef unsigned long long int cryptocop_session_id; - -/* cryptocop ioctls */ -#define ETRAXCRYPTOCOP_IOCTYPE (250) - -#define CRYPTOCOP_IO_CREATE_SESSION _IOWR(ETRAXCRYPTOCOP_IOCTYPE, 1, struct strcop_session_op) -#define CRYPTOCOP_IO_CLOSE_SESSION _IOW(ETRAXCRYPTOCOP_IOCTYPE, 2, struct strcop_session_op) -#define CRYPTOCOP_IO_PROCESS_OP _IOWR(ETRAXCRYPTOCOP_IOCTYPE, 3, struct strcop_crypto_op) -#define CRYPTOCOP_IO_MAXNR (3) - -typedef enum { - cryptocop_cipher_des = 0, - cryptocop_cipher_3des = 1, - cryptocop_cipher_aes = 2, - cryptocop_cipher_m2m = 3, /* mem2mem is essentially a NULL cipher with blocklength=1 */ - cryptocop_cipher_none -} cryptocop_cipher_type; - -typedef enum { - cryptocop_digest_sha1 = 0, - cryptocop_digest_md5 = 1, - cryptocop_digest_none -} cryptocop_digest_type; - -typedef enum { - cryptocop_csum_le = 0, - cryptocop_csum_be = 1, - cryptocop_csum_none -} cryptocop_csum_type; - -typedef enum { - cryptocop_cipher_mode_ecb = 0, - cryptocop_cipher_mode_cbc, - cryptocop_cipher_mode_none -} cryptocop_cipher_mode; - -typedef enum { - cryptocop_3des_eee = 0, - cryptocop_3des_eed = 1, - cryptocop_3des_ede = 2, - cryptocop_3des_edd = 3, - cryptocop_3des_dee = 4, - cryptocop_3des_ded = 5, - cryptocop_3des_dde = 6, - cryptocop_3des_ddd = 7 -} cryptocop_3des_mode; - -/* Usermode accessible (ioctl) operations. */ -struct strcop_session_op{ - cryptocop_session_id ses_id; - - cryptocop_cipher_type cipher; /* AES, DES, 3DES, m2m, none */ - - cryptocop_cipher_mode cmode; /* ECB, CBC, none */ - cryptocop_3des_mode des3_mode; - - cryptocop_digest_type digest; /* MD5, SHA1, none */ - - cryptocop_csum_type csum; /* BE, LE, none */ - - unsigned char *key; - size_t keylen; -}; - -#define CRYPTOCOP_CSUM_LENGTH (2) -#define CRYPTOCOP_MAX_DIGEST_LENGTH (20) /* SHA-1 20, MD5 16 */ -#define CRYPTOCOP_MAX_IV_LENGTH (16) /* (3)DES==8, AES == 16 */ -#define CRYPTOCOP_MAX_KEY_LENGTH (32) - -struct strcop_crypto_op{ - cryptocop_session_id ses_id; - - /* Indata. */ - unsigned char *indata; - size_t inlen; /* Total indata length. */ - - /* Cipher configuration. */ - unsigned char do_cipher:1; - unsigned char decrypt:1; /* 1 == decrypt, 0 == encrypt */ - unsigned char cipher_explicit:1; - size_t cipher_start; - size_t cipher_len; - /* cipher_iv is used if do_cipher and cipher_explicit and the cipher - mode is CBC. The length is controlled by the type of cipher, - e.g. DES/3DES 8 octets and AES 16 octets. */ - unsigned char cipher_iv[CRYPTOCOP_MAX_IV_LENGTH]; - /* Outdata. */ - unsigned char *cipher_outdata; - size_t cipher_outlen; - - /* digest configuration. */ - unsigned char do_digest:1; - size_t digest_start; - size_t digest_len; - /* Outdata. The actual length is determined by the type of the digest. */ - unsigned char digest[CRYPTOCOP_MAX_DIGEST_LENGTH]; - - /* Checksum configuration. */ - unsigned char do_csum:1; - size_t csum_start; - size_t csum_len; - /* Outdata. */ - unsigned char csum[CRYPTOCOP_CSUM_LENGTH]; -}; +#include <uapi/arch-v32/arch/cryptocop.h> - -#ifdef __KERNEL__ - /********** The API to use from inside the kernel. ************/ #include <arch/hwregs/dma.h> @@ -267,6 +155,4 @@ int cryptocop_job_queue_insert_crypto(struct cryptocop_operation *operation); int cryptocop_job_queue_insert_user_job(struct cryptocop_operation *operation); -#endif /* __KERNEL__ */ - #endif /* CRYPTOCOP_H */ diff --git a/arch/cris/include/arch-v32/arch/spinlock.h b/arch/cris/include/arch-v32/arch/spinlock.h index f171a6600fbc..f13275522f4d 100644 --- a/arch/cris/include/arch-v32/arch/spinlock.h +++ b/arch/cris/include/arch-v32/arch/spinlock.h @@ -118,7 +118,7 @@ static inline int arch_write_trylock(arch_rwlock_t *rw) ret = 1; } arch_spin_unlock(&rw->slock); - return 1; + return ret; } #define _raw_read_lock_flags(lock, flags) _raw_read_lock(lock) diff --git a/arch/cris/include/asm/Kbuild b/arch/cris/include/asm/Kbuild index 15a122c3767c..f1e79edc9dd2 100644 --- a/arch/cris/include/asm/Kbuild +++ b/arch/cris/include/asm/Kbuild @@ -1,12 +1,7 @@ -include include/asm-generic/Kbuild.asm header-y += arch-v10/ header-y += arch-v32/ -header-y += ethernet.h -header-y += etraxgpio.h -header-y += rs485.h -header-y += sync_serial.h generic-y += clkdev.h generic-y += exec.h diff --git a/arch/cris/include/asm/ptrace.h b/arch/cris/include/asm/ptrace.h index 6618893bfe8e..2de84d7061c7 100644 --- a/arch/cris/include/asm/ptrace.h +++ b/arch/cris/include/asm/ptrace.h @@ -1,9 +1,8 @@ #ifndef _CRIS_PTRACE_H #define _CRIS_PTRACE_H -#include <arch/ptrace.h> +#include <uapi/asm/ptrace.h> -#ifdef __KERNEL__ /* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ #define PTRACE_GETREGS 12 @@ -11,6 +10,4 @@ #define profile_pc(regs) instruction_pointer(regs) -#endif /* __KERNEL__ */ - #endif /* _CRIS_PTRACE_H */ diff --git a/arch/cris/include/asm/signal.h b/arch/cris/include/asm/signal.h index 72dbbf59dfae..c0cb1fd4644c 100644 --- a/arch/cris/include/asm/signal.h +++ b/arch/cris/include/asm/signal.h @@ -1,12 +1,8 @@ #ifndef _ASM_CRIS_SIGNAL_H #define _ASM_CRIS_SIGNAL_H -#include <linux/types.h> +#include <uapi/asm/signal.h> -/* Avoid too many header ordering problems. */ -struct siginfo; - -#ifdef __KERNEL__ /* Most things should be clean enough to redefine this at will, if care is taken to make libc match. */ @@ -20,95 +16,6 @@ typedef struct { unsigned long sig[_NSIG_WORDS]; } sigset_t; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ - -#define SA_NOCLDSTOP 0x00000001u -#define SA_NOCLDWAIT 0x00000002u -#define SA_SIGINFO 0x00000004u -#define SA_ONSTACK 0x08000000u -#define SA_RESTART 0x10000000u -#define SA_NODEFER 0x40000000u -#define SA_RESETHAND 0x80000000u - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal-defs.h> - -#ifdef __KERNEL__ struct old_sigaction { __sighandler_t sa_handler; old_sigset_t sa_mask; @@ -126,32 +33,6 @@ struct sigaction { struct k_sigaction { struct sigaction sa; }; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ #include <asm/sigcontext.h> -#endif /* __KERNEL__ */ #endif diff --git a/arch/cris/include/asm/swab.h b/arch/cris/include/asm/swab.h index 80668e88419c..991b6ace1ba9 100644 --- a/arch/cris/include/asm/swab.h +++ b/arch/cris/include/asm/swab.h @@ -1,8 +1,7 @@ #ifndef _CRIS_SWAB_H #define _CRIS_SWAB_H -#ifdef __KERNEL__ #include <arch/swab.h> -#endif /* __KERNEL__ */ +#include <uapi/asm/swab.h> #endif /* _CRIS_SWAB_H */ diff --git a/arch/cris/include/asm/termios.h b/arch/cris/include/asm/termios.h index 1265109f4ce3..1991cd9e4083 100644 --- a/arch/cris/include/asm/termios.h +++ b/arch/cris/include/asm/termios.h @@ -1,47 +1,8 @@ #ifndef _CRIS_TERMIOS_H #define _CRIS_TERMIOS_H -#include <asm/termbits.h> -#include <asm/ioctls.h> -#include <asm/rs485.h> -#include <linux/serial.h> +#include <uapi/asm/termios.h> -struct winsize { - unsigned short ws_row; - unsigned short ws_col; - unsigned short ws_xpixel; - unsigned short ws_ypixel; -}; - -#define NCC 8 -struct termio { - unsigned short c_iflag; /* input mode flags */ - unsigned short c_oflag; /* output mode flags */ - unsigned short c_cflag; /* control mode flags */ - unsigned short c_lflag; /* local mode flags */ - unsigned char c_line; /* line discipline */ - unsigned char c_cc[NCC]; /* control characters */ -}; - -/* modem lines */ -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG -#define TIOCM_OUT1 0x2000 -#define TIOCM_OUT2 0x4000 -#define TIOCM_LOOP 0x8000 - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ - -#ifdef __KERNEL__ /* intr=^C quit=^\ erase=del kill=^U eof=^D vtime=\0 vmin=\1 sxtc=\0 @@ -87,6 +48,4 @@ struct termio { #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) -#endif /* __KERNEL__ */ - #endif /* _CRIS_TERMIOS_H */ diff --git a/arch/cris/include/asm/types.h b/arch/cris/include/asm/types.h index adaf82780bb4..a3cac7757c7f 100644 --- a/arch/cris/include/asm/types.h +++ b/arch/cris/include/asm/types.h @@ -1,15 +1,12 @@ #ifndef _ETRAX_TYPES_H #define _ETRAX_TYPES_H -#include <asm-generic/int-ll64.h> +#include <uapi/asm/types.h> /* * These aren't exported outside the kernel to avoid name space clashes */ -#ifdef __KERNEL__ #define BITS_PER_LONG 32 -#endif /* __KERNEL__ */ - #endif diff --git a/arch/cris/include/asm/unistd.h b/arch/cris/include/asm/unistd.h index f27b542e0ebc..89680f9eac0d 100644 --- a/arch/cris/include/asm/unistd.h +++ b/arch/cris/include/asm/unistd.h @@ -1,347 +1,8 @@ #ifndef _ASM_CRIS_UNISTD_H_ #define _ASM_CRIS_UNISTD_H_ -/* - * This file contains the system call numbers, and stub macros for libc. - */ - -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_waitpid 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_lchown 16 -#define __NR_break 17 -#define __NR_oldstat 18 -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -#define __NR_oldfstat 28 -#define __NR_pause 29 -#define __NR_utime 30 -#define __NR_stty 31 -#define __NR_gtty 32 -#define __NR_access 33 -#define __NR_nice 34 -#define __NR_ftime 35 -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 -#define __NR_prof 44 -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 -#define __NR_signal 48 -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 -#define __NR_lock 53 -#define __NR_ioctl 54 -#define __NR_fcntl 55 -#define __NR_mpx 56 -#define __NR_setpgid 57 -#define __NR_ulimit 58 -#define __NR_oldolduname 59 -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -#define __NR_sigaction 67 -#define __NR_sgetmask 68 -#define __NR_ssetmask 69 -#define __NR_setreuid 70 -#define __NR_setregid 71 -#define __NR_sigsuspend 72 -#define __NR_sigpending 73 -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -#define __NR_getrlimit 76 -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 -#define __NR_select 82 -#define __NR_symlink 83 -#define __NR_oldlstat 84 -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -#define __NR_readdir 89 -#define __NR_mmap 90 -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 -#define __NR_profil 98 -#define __NR_statfs 99 -#define __NR_fstatfs 100 -#define __NR_ioperm 101 -#define __NR_socketcall 102 -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -#define __NR_olduname 109 -#define __NR_iopl 110 -#define __NR_vhangup 111 -#define __NR_idle 112 -#define __NR_vm86 113 -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -#define __NR_sigreturn 119 -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -#define __NR_modify_ldt 123 -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -#define __NR_sigprocmask 126 -#define __NR_create_module 127 -#define __NR_init_module 128 -#define __NR_delete_module 129 -#define __NR_get_kernel_syms 130 -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 -#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 - -#define __NR_query_module 167 -#define __NR_poll 168 -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -#define __NR_chown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 -#define __NR_getpmsg 188 /* some people actually want streams */ -#define __NR_putpmsg 189 /* some people actually want streams */ -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 -#define __NR_getdents64 220 -#define __NR_fcntl64 221 -/* 223 is unused */ -#define __NR_gettid 224 -#define __NR_readahead 225 -#define __NR_setxattr 226 -#define __NR_lsetxattr 227 -#define __NR_fsetxattr 228 -#define __NR_getxattr 229 -#define __NR_lgetxattr 230 -#define __NR_fgetxattr 231 -#define __NR_listxattr 232 -#define __NR_llistxattr 233 -#define __NR_flistxattr 234 -#define __NR_removexattr 235 -#define __NR_lremovexattr 236 -#define __NR_fremovexattr 237 -#define __NR_tkill 238 -#define __NR_sendfile64 239 -#define __NR_futex 240 -#define __NR_sched_setaffinity 241 -#define __NR_sched_getaffinity 242 -#define __NR_set_thread_area 243 -#define __NR_get_thread_area 244 -#define __NR_io_setup 245 -#define __NR_io_destroy 246 -#define __NR_io_getevents 247 -#define __NR_io_submit 248 -#define __NR_io_cancel 249 -#define __NR_fadvise64 250 -/* 251 is available for reuse (was briefly sys_set_zone_reclaim) */ -#define __NR_exit_group 252 -#define __NR_lookup_dcookie 253 -#define __NR_epoll_create 254 -#define __NR_epoll_ctl 255 -#define __NR_epoll_wait 256 -#define __NR_remap_file_pages 257 -#define __NR_set_tid_address 258 -#define __NR_timer_create 259 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -#define __NR_statfs64 268 -#define __NR_fstatfs64 269 -#define __NR_tgkill 270 -#define __NR_utimes 271 -#define __NR_fadvise64_64 272 -#define __NR_vserver 273 -#define __NR_mbind 274 -#define __NR_get_mempolicy 275 -#define __NR_set_mempolicy 276 -#define __NR_mq_open 277 -#define __NR_mq_unlink (__NR_mq_open+1) -#define __NR_mq_timedsend (__NR_mq_open+2) -#define __NR_mq_timedreceive (__NR_mq_open+3) -#define __NR_mq_notify (__NR_mq_open+4) -#define __NR_mq_getsetattr (__NR_mq_open+5) -#define __NR_kexec_load 283 -#define __NR_waitid 284 -/* #define __NR_sys_setaltroot 285 */ -#define __NR_add_key 286 -#define __NR_request_key 287 -#define __NR_keyctl 288 -#define __NR_ioprio_set 289 -#define __NR_ioprio_get 290 -#define __NR_inotify_init 291 -#define __NR_inotify_add_watch 292 -#define __NR_inotify_rm_watch 293 -#define __NR_migrate_pages 294 -#define __NR_openat 295 -#define __NR_mkdirat 296 -#define __NR_mknodat 297 -#define __NR_fchownat 298 -#define __NR_futimesat 299 -#define __NR_fstatat64 300 -#define __NR_unlinkat 301 -#define __NR_renameat 302 -#define __NR_linkat 303 -#define __NR_symlinkat 304 -#define __NR_readlinkat 305 -#define __NR_fchmodat 306 -#define __NR_faccessat 307 -#define __NR_pselect6 308 -#define __NR_ppoll 309 -#define __NR_unshare 310 -#define __NR_set_robust_list 311 -#define __NR_get_robust_list 312 -#define __NR_splice 313 -#define __NR_sync_file_range 314 -#define __NR_tee 315 -#define __NR_vmsplice 316 -#define __NR_move_pages 317 -#define __NR_getcpu 318 -#define __NR_epoll_pwait 319 -#define __NR_utimensat 320 -#define __NR_signalfd 321 -#define __NR_timerfd_create 322 -#define __NR_eventfd 323 -#define __NR_fallocate 324 -#define __NR_timerfd_settime 325 -#define __NR_timerfd_gettime 326 -#define __NR_signalfd4 327 -#define __NR_eventfd2 328 -#define __NR_epoll_create1 329 -#define __NR_dup3 330 -#define __NR_pipe2 331 -#define __NR_inotify_init1 332 -#define __NR_preadv 333 -#define __NR_pwritev 334 -#define __NR_setns 335 +#include <uapi/asm/unistd.h> -#ifdef __KERNEL__ #define NR_syscalls 336 @@ -384,5 +45,4 @@ */ #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") -#endif /* __KERNEL__ */ #endif /* _ASM_CRIS_UNISTD_H_ */ diff --git a/arch/cris/include/uapi/arch-v10/arch/Kbuild b/arch/cris/include/uapi/arch-v10/arch/Kbuild index aafaa5aa54d4..9048c87a782b 100644 --- a/arch/cris/include/uapi/arch-v10/arch/Kbuild +++ b/arch/cris/include/uapi/arch-v10/arch/Kbuild @@ -1 +1,5 @@ # UAPI Header export list +header-y += sv_addr.agh +header-y += sv_addr_ag.h +header-y += svinto.h +header-y += user.h diff --git a/arch/cris/include/arch-v10/arch/sv_addr.agh b/arch/cris/include/uapi/arch-v10/arch/sv_addr.agh index 6ac3a7bc9760..6ac3a7bc9760 100644 --- a/arch/cris/include/arch-v10/arch/sv_addr.agh +++ b/arch/cris/include/uapi/arch-v10/arch/sv_addr.agh diff --git a/arch/cris/include/arch-v10/arch/sv_addr_ag.h b/arch/cris/include/uapi/arch-v10/arch/sv_addr_ag.h index 5517f04153a4..5517f04153a4 100644 --- a/arch/cris/include/arch-v10/arch/sv_addr_ag.h +++ b/arch/cris/include/uapi/arch-v10/arch/sv_addr_ag.h diff --git a/arch/cris/include/arch-v10/arch/svinto.h b/arch/cris/include/uapi/arch-v10/arch/svinto.h index da5c15272652..da5c15272652 100644 --- a/arch/cris/include/arch-v10/arch/svinto.h +++ b/arch/cris/include/uapi/arch-v10/arch/svinto.h diff --git a/arch/cris/include/arch-v10/arch/user.h b/arch/cris/include/uapi/arch-v10/arch/user.h index 9303ea77c915..9303ea77c915 100644 --- a/arch/cris/include/arch-v10/arch/user.h +++ b/arch/cris/include/uapi/arch-v10/arch/user.h diff --git a/arch/cris/include/uapi/arch-v32/arch/Kbuild b/arch/cris/include/uapi/arch-v32/arch/Kbuild index aafaa5aa54d4..59efffd16b61 100644 --- a/arch/cris/include/uapi/arch-v32/arch/Kbuild +++ b/arch/cris/include/uapi/arch-v32/arch/Kbuild @@ -1 +1,3 @@ # UAPI Header export list +header-y += cryptocop.h +header-y += user.h diff --git a/arch/cris/include/uapi/arch-v32/arch/cryptocop.h b/arch/cris/include/uapi/arch-v32/arch/cryptocop.h new file mode 100644 index 000000000000..694fd13ce1cf --- /dev/null +++ b/arch/cris/include/uapi/arch-v32/arch/cryptocop.h @@ -0,0 +1,122 @@ +/* + * The device /dev/cryptocop is accessible using this driver using + * CRYPTOCOP_MAJOR (254) and minor number 0. + */ + +#ifndef _UAPICRYPTOCOP_H +#define _UAPICRYPTOCOP_H + +#include <linux/uio.h> + + +#define CRYPTOCOP_SESSION_ID_NONE (0) + +typedef unsigned long long int cryptocop_session_id; + +/* cryptocop ioctls */ +#define ETRAXCRYPTOCOP_IOCTYPE (250) + +#define CRYPTOCOP_IO_CREATE_SESSION _IOWR(ETRAXCRYPTOCOP_IOCTYPE, 1, struct strcop_session_op) +#define CRYPTOCOP_IO_CLOSE_SESSION _IOW(ETRAXCRYPTOCOP_IOCTYPE, 2, struct strcop_session_op) +#define CRYPTOCOP_IO_PROCESS_OP _IOWR(ETRAXCRYPTOCOP_IOCTYPE, 3, struct strcop_crypto_op) +#define CRYPTOCOP_IO_MAXNR (3) + +typedef enum { + cryptocop_cipher_des = 0, + cryptocop_cipher_3des = 1, + cryptocop_cipher_aes = 2, + cryptocop_cipher_m2m = 3, /* mem2mem is essentially a NULL cipher with blocklength=1 */ + cryptocop_cipher_none +} cryptocop_cipher_type; + +typedef enum { + cryptocop_digest_sha1 = 0, + cryptocop_digest_md5 = 1, + cryptocop_digest_none +} cryptocop_digest_type; + +typedef enum { + cryptocop_csum_le = 0, + cryptocop_csum_be = 1, + cryptocop_csum_none +} cryptocop_csum_type; + +typedef enum { + cryptocop_cipher_mode_ecb = 0, + cryptocop_cipher_mode_cbc, + cryptocop_cipher_mode_none +} cryptocop_cipher_mode; + +typedef enum { + cryptocop_3des_eee = 0, + cryptocop_3des_eed = 1, + cryptocop_3des_ede = 2, + cryptocop_3des_edd = 3, + cryptocop_3des_dee = 4, + cryptocop_3des_ded = 5, + cryptocop_3des_dde = 6, + cryptocop_3des_ddd = 7 +} cryptocop_3des_mode; + +/* Usermode accessible (ioctl) operations. */ +struct strcop_session_op{ + cryptocop_session_id ses_id; + + cryptocop_cipher_type cipher; /* AES, DES, 3DES, m2m, none */ + + cryptocop_cipher_mode cmode; /* ECB, CBC, none */ + cryptocop_3des_mode des3_mode; + + cryptocop_digest_type digest; /* MD5, SHA1, none */ + + cryptocop_csum_type csum; /* BE, LE, none */ + + unsigned char *key; + size_t keylen; +}; + +#define CRYPTOCOP_CSUM_LENGTH (2) +#define CRYPTOCOP_MAX_DIGEST_LENGTH (20) /* SHA-1 20, MD5 16 */ +#define CRYPTOCOP_MAX_IV_LENGTH (16) /* (3)DES==8, AES == 16 */ +#define CRYPTOCOP_MAX_KEY_LENGTH (32) + +struct strcop_crypto_op{ + cryptocop_session_id ses_id; + + /* Indata. */ + unsigned char *indata; + size_t inlen; /* Total indata length. */ + + /* Cipher configuration. */ + unsigned char do_cipher:1; + unsigned char decrypt:1; /* 1 == decrypt, 0 == encrypt */ + unsigned char cipher_explicit:1; + size_t cipher_start; + size_t cipher_len; + /* cipher_iv is used if do_cipher and cipher_explicit and the cipher + mode is CBC. The length is controlled by the type of cipher, + e.g. DES/3DES 8 octets and AES 16 octets. */ + unsigned char cipher_iv[CRYPTOCOP_MAX_IV_LENGTH]; + /* Outdata. */ + unsigned char *cipher_outdata; + size_t cipher_outlen; + + /* digest configuration. */ + unsigned char do_digest:1; + size_t digest_start; + size_t digest_len; + /* Outdata. The actual length is determined by the type of the digest. */ + unsigned char digest[CRYPTOCOP_MAX_DIGEST_LENGTH]; + + /* Checksum configuration. */ + unsigned char do_csum:1; + size_t csum_start; + size_t csum_len; + /* Outdata. */ + unsigned char csum[CRYPTOCOP_CSUM_LENGTH]; +}; + + + + +#endif /* _UAPICRYPTOCOP_H */ diff --git a/arch/cris/include/arch-v32/arch/user.h b/arch/cris/include/uapi/arch-v32/arch/user.h index 03fa1f3c3c00..03fa1f3c3c00 100644 --- a/arch/cris/include/arch-v32/arch/user.h +++ b/arch/cris/include/uapi/arch-v32/arch/user.h diff --git a/arch/cris/include/uapi/asm/Kbuild b/arch/cris/include/uapi/asm/Kbuild index f50236ae9ca3..7d47b366ad82 100644 --- a/arch/cris/include/uapi/asm/Kbuild +++ b/arch/cris/include/uapi/asm/Kbuild @@ -3,3 +3,37 @@ include include/uapi/asm-generic/Kbuild.asm header-y += arch-v10/ header-y += arch-v32/ +header-y += auxvec.h +header-y += bitsperlong.h +header-y += byteorder.h +header-y += errno.h +header-y += ethernet.h +header-y += etraxgpio.h +header-y += fcntl.h +header-y += ioctl.h +header-y += ioctls.h +header-y += ipcbuf.h +header-y += mman.h +header-y += msgbuf.h +header-y += param.h +header-y += poll.h +header-y += posix_types.h +header-y += ptrace.h +header-y += resource.h +header-y += rs485.h +header-y += sembuf.h +header-y += setup.h +header-y += shmbuf.h +header-y += sigcontext.h +header-y += siginfo.h +header-y += signal.h +header-y += socket.h +header-y += sockios.h +header-y += stat.h +header-y += statfs.h +header-y += swab.h +header-y += sync_serial.h +header-y += termbits.h +header-y += termios.h +header-y += types.h +header-y += unistd.h diff --git a/arch/cris/include/asm/auxvec.h b/arch/cris/include/uapi/asm/auxvec.h index cb30b01bf19f..cb30b01bf19f 100644 --- a/arch/cris/include/asm/auxvec.h +++ b/arch/cris/include/uapi/asm/auxvec.h diff --git a/arch/cris/include/asm/bitsperlong.h b/arch/cris/include/uapi/asm/bitsperlong.h index 6dc0bb0c13b2..6dc0bb0c13b2 100644 --- a/arch/cris/include/asm/bitsperlong.h +++ b/arch/cris/include/uapi/asm/bitsperlong.h diff --git a/arch/cris/include/asm/byteorder.h b/arch/cris/include/uapi/asm/byteorder.h index bcd189798e26..bcd189798e26 100644 --- a/arch/cris/include/asm/byteorder.h +++ b/arch/cris/include/uapi/asm/byteorder.h diff --git a/arch/cris/include/asm/errno.h b/arch/cris/include/uapi/asm/errno.h index 2bf5eb5fa773..2bf5eb5fa773 100644 --- a/arch/cris/include/asm/errno.h +++ b/arch/cris/include/uapi/asm/errno.h diff --git a/arch/cris/include/asm/ethernet.h b/arch/cris/include/uapi/asm/ethernet.h index 4d58652c3a49..4d58652c3a49 100644 --- a/arch/cris/include/asm/ethernet.h +++ b/arch/cris/include/uapi/asm/ethernet.h diff --git a/arch/cris/include/asm/etraxgpio.h b/arch/cris/include/uapi/asm/etraxgpio.h index 461c089db765..461c089db765 100644 --- a/arch/cris/include/asm/etraxgpio.h +++ b/arch/cris/include/uapi/asm/etraxgpio.h diff --git a/arch/cris/include/asm/fcntl.h b/arch/cris/include/uapi/asm/fcntl.h index 46ab12db5739..46ab12db5739 100644 --- a/arch/cris/include/asm/fcntl.h +++ b/arch/cris/include/uapi/asm/fcntl.h diff --git a/arch/cris/include/asm/ioctl.h b/arch/cris/include/uapi/asm/ioctl.h index b279fe06dfe5..b279fe06dfe5 100644 --- a/arch/cris/include/asm/ioctl.h +++ b/arch/cris/include/uapi/asm/ioctl.h diff --git a/arch/cris/include/asm/ioctls.h b/arch/cris/include/uapi/asm/ioctls.h index 488fbb3f5e84..488fbb3f5e84 100644 --- a/arch/cris/include/asm/ioctls.h +++ b/arch/cris/include/uapi/asm/ioctls.h diff --git a/arch/cris/include/asm/ipcbuf.h b/arch/cris/include/uapi/asm/ipcbuf.h index 84c7e51cb6d0..84c7e51cb6d0 100644 --- a/arch/cris/include/asm/ipcbuf.h +++ b/arch/cris/include/uapi/asm/ipcbuf.h diff --git a/arch/cris/include/asm/mman.h b/arch/cris/include/uapi/asm/mman.h index 8eebf89f5ab1..8eebf89f5ab1 100644 --- a/arch/cris/include/asm/mman.h +++ b/arch/cris/include/uapi/asm/mman.h diff --git a/arch/cris/include/asm/msgbuf.h b/arch/cris/include/uapi/asm/msgbuf.h index ada63df1d574..ada63df1d574 100644 --- a/arch/cris/include/asm/msgbuf.h +++ b/arch/cris/include/uapi/asm/msgbuf.h diff --git a/arch/cris/include/asm/param.h b/arch/cris/include/uapi/asm/param.h index 484fcf8667c0..484fcf8667c0 100644 --- a/arch/cris/include/asm/param.h +++ b/arch/cris/include/uapi/asm/param.h diff --git a/arch/cris/include/asm/poll.h b/arch/cris/include/uapi/asm/poll.h index c98509d3149e..c98509d3149e 100644 --- a/arch/cris/include/asm/poll.h +++ b/arch/cris/include/uapi/asm/poll.h diff --git a/arch/cris/include/asm/posix_types.h b/arch/cris/include/uapi/asm/posix_types.h index ce4e51793151..ce4e51793151 100644 --- a/arch/cris/include/asm/posix_types.h +++ b/arch/cris/include/uapi/asm/posix_types.h diff --git a/arch/cris/include/uapi/asm/ptrace.h b/arch/cris/include/uapi/asm/ptrace.h new file mode 100644 index 000000000000..c689c9bbbe50 --- /dev/null +++ b/arch/cris/include/uapi/asm/ptrace.h @@ -0,0 +1 @@ +#include <arch/ptrace.h> diff --git a/arch/cris/include/asm/resource.h b/arch/cris/include/uapi/asm/resource.h index b5d29448de4e..b5d29448de4e 100644 --- a/arch/cris/include/asm/resource.h +++ b/arch/cris/include/uapi/asm/resource.h diff --git a/arch/cris/include/asm/rs485.h b/arch/cris/include/uapi/asm/rs485.h index ad40f9fbcb8a..ad40f9fbcb8a 100644 --- a/arch/cris/include/asm/rs485.h +++ b/arch/cris/include/uapi/asm/rs485.h diff --git a/arch/cris/include/asm/sembuf.h b/arch/cris/include/uapi/asm/sembuf.h index 7fed9843796d..7fed9843796d 100644 --- a/arch/cris/include/asm/sembuf.h +++ b/arch/cris/include/uapi/asm/sembuf.h diff --git a/arch/cris/include/asm/setup.h b/arch/cris/include/uapi/asm/setup.h index b90728652d1a..b90728652d1a 100644 --- a/arch/cris/include/asm/setup.h +++ b/arch/cris/include/uapi/asm/setup.h diff --git a/arch/cris/include/asm/shmbuf.h b/arch/cris/include/uapi/asm/shmbuf.h index 3239e3f000e8..3239e3f000e8 100644 --- a/arch/cris/include/asm/shmbuf.h +++ b/arch/cris/include/uapi/asm/shmbuf.h diff --git a/arch/cris/include/asm/sigcontext.h b/arch/cris/include/uapi/asm/sigcontext.h index a1d634e120df..a1d634e120df 100644 --- a/arch/cris/include/asm/sigcontext.h +++ b/arch/cris/include/uapi/asm/sigcontext.h diff --git a/arch/cris/include/asm/siginfo.h b/arch/cris/include/uapi/asm/siginfo.h index c1cd6d16928b..c1cd6d16928b 100644 --- a/arch/cris/include/asm/siginfo.h +++ b/arch/cris/include/uapi/asm/siginfo.h diff --git a/arch/cris/include/uapi/asm/signal.h b/arch/cris/include/uapi/asm/signal.h new file mode 100644 index 000000000000..21624948a96d --- /dev/null +++ b/arch/cris/include/uapi/asm/signal.h @@ -0,0 +1,122 @@ +#ifndef _UAPI_ASM_CRIS_SIGNAL_H +#define _UAPI_ASM_CRIS_SIGNAL_H + +#include <linux/types.h> + +/* Avoid too many header ordering problems. */ +struct siginfo; + +#ifndef __KERNEL__ +/* Here we must cater to libcs that poke about in kernel headers. */ + +#define NSIG 32 +typedef unsigned long sigset_t; + +#endif /* __KERNEL__ */ + +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT 6 +#define SIGBUS 7 +#define SIGFPE 8 +#define SIGKILL 9 +#define SIGUSR1 10 +#define SIGSEGV 11 +#define SIGUSR2 12 +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGSTKFLT 16 +#define SIGCHLD 17 +#define SIGCONT 18 +#define SIGSTOP 19 +#define SIGTSTP 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGURG 23 +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGIO 29 +#define SIGPOLL SIGIO +/* +#define SIGLOST 29 +*/ +#define SIGPWR 30 +#define SIGSYS 31 +#define SIGUNUSED 31 + +/* These should not be considered constants from userland. */ +#define SIGRTMIN 32 +#define SIGRTMAX _NSIG + +/* + * SA_FLAGS values: + * + * SA_ONSTACK indicates that a registered stack_t will be used. + * SA_RESTART flag to get restarting signals (which were the default long ago) + * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. + * SA_RESETHAND clears the handler when the signal is delivered. + * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. + * SA_NODEFER prevents the current signal from being masked in the handler. + * + * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single + * Unix names RESETHAND and NODEFER respectively. + */ + +#define SA_NOCLDSTOP 0x00000001u +#define SA_NOCLDWAIT 0x00000002u +#define SA_SIGINFO 0x00000004u +#define SA_ONSTACK 0x08000000u +#define SA_RESTART 0x10000000u +#define SA_NODEFER 0x40000000u +#define SA_RESETHAND 0x80000000u + +#define SA_NOMASK SA_NODEFER +#define SA_ONESHOT SA_RESETHAND + +#define SA_RESTORER 0x04000000 + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 2048 +#define SIGSTKSZ 8192 + +#include <asm-generic/signal-defs.h> + +#ifndef __KERNEL__ +/* Here we must cater to libcs that poke about in kernel headers. */ + +struct sigaction { + union { + __sighandler_t _sa_handler; + void (*_sa_sigaction)(int, struct siginfo *, void *); + } _u; + sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); +}; + +#define sa_handler _u._sa_handler +#define sa_sigaction _u._sa_sigaction + +#endif /* __KERNEL__ */ + +typedef struct sigaltstack { + void *ss_sp; + int ss_flags; + size_t ss_size; +} stack_t; + + +#endif /* _UAPI_ASM_CRIS_SIGNAL_H */ diff --git a/arch/cris/include/asm/socket.h b/arch/cris/include/uapi/asm/socket.h index b681b043f6c8..b681b043f6c8 100644 --- a/arch/cris/include/asm/socket.h +++ b/arch/cris/include/uapi/asm/socket.h diff --git a/arch/cris/include/asm/sockios.h b/arch/cris/include/uapi/asm/sockios.h index cfe7bfecf599..cfe7bfecf599 100644 --- a/arch/cris/include/asm/sockios.h +++ b/arch/cris/include/uapi/asm/sockios.h diff --git a/arch/cris/include/asm/stat.h b/arch/cris/include/uapi/asm/stat.h index 9e558cc3c43b..9e558cc3c43b 100644 --- a/arch/cris/include/asm/stat.h +++ b/arch/cris/include/uapi/asm/stat.h diff --git a/arch/cris/include/asm/statfs.h b/arch/cris/include/uapi/asm/statfs.h index fdaf921844bc..fdaf921844bc 100644 --- a/arch/cris/include/asm/statfs.h +++ b/arch/cris/include/uapi/asm/statfs.h diff --git a/arch/cris/include/uapi/asm/swab.h b/arch/cris/include/uapi/asm/swab.h new file mode 100644 index 000000000000..4adf1e9f0b09 --- /dev/null +++ b/arch/cris/include/uapi/asm/swab.h @@ -0,0 +1,3 @@ +/* + * CRIS byte swapping. + */ diff --git a/arch/cris/include/asm/sync_serial.h b/arch/cris/include/uapi/asm/sync_serial.h index 7f827fea30e7..7f827fea30e7 100644 --- a/arch/cris/include/asm/sync_serial.h +++ b/arch/cris/include/uapi/asm/sync_serial.h diff --git a/arch/cris/include/asm/termbits.h b/arch/cris/include/uapi/asm/termbits.h index 1c43bc874ccf..1c43bc874ccf 100644 --- a/arch/cris/include/asm/termbits.h +++ b/arch/cris/include/uapi/asm/termbits.h diff --git a/arch/cris/include/uapi/asm/termios.h b/arch/cris/include/uapi/asm/termios.h new file mode 100644 index 000000000000..0a0386a55027 --- /dev/null +++ b/arch/cris/include/uapi/asm/termios.h @@ -0,0 +1,45 @@ +#ifndef _UAPI_CRIS_TERMIOS_H +#define _UAPI_CRIS_TERMIOS_H + +#include <asm/termbits.h> +#include <asm/ioctls.h> +#include <asm/rs485.h> +#include <linux/serial.h> + +struct winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#define NCC 8 +struct termio { + unsigned short c_iflag; /* input mode flags */ + unsigned short c_oflag; /* output mode flags */ + unsigned short c_cflag; /* control mode flags */ + unsigned short c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[NCC]; /* control characters */ +}; + +/* modem lines */ +#define TIOCM_LE 0x001 +#define TIOCM_DTR 0x002 +#define TIOCM_RTS 0x004 +#define TIOCM_ST 0x008 +#define TIOCM_SR 0x010 +#define TIOCM_CTS 0x020 +#define TIOCM_CAR 0x040 +#define TIOCM_RNG 0x080 +#define TIOCM_DSR 0x100 +#define TIOCM_CD TIOCM_CAR +#define TIOCM_RI TIOCM_RNG +#define TIOCM_OUT1 0x2000 +#define TIOCM_OUT2 0x4000 +#define TIOCM_LOOP 0x8000 + +/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ + + +#endif /* _UAPI_CRIS_TERMIOS_H */ diff --git a/arch/cris/include/uapi/asm/types.h b/arch/cris/include/uapi/asm/types.h new file mode 100644 index 000000000000..9ec9d4c5ac4d --- /dev/null +++ b/arch/cris/include/uapi/asm/types.h @@ -0,0 +1 @@ +#include <asm-generic/int-ll64.h> diff --git a/arch/cris/include/uapi/asm/unistd.h b/arch/cris/include/uapi/asm/unistd.h new file mode 100644 index 000000000000..48842896f6c2 --- /dev/null +++ b/arch/cris/include/uapi/asm/unistd.h @@ -0,0 +1,344 @@ +#ifndef _UAPI_ASM_CRIS_UNISTD_H_ +#define _UAPI_ASM_CRIS_UNISTD_H_ + +/* + * This file contains the system call numbers, and stub macros for libc. + */ + +#define __NR_restart_syscall 0 +#define __NR_exit 1 +#define __NR_fork 2 +#define __NR_read 3 +#define __NR_write 4 +#define __NR_open 5 +#define __NR_close 6 +#define __NR_waitpid 7 +#define __NR_creat 8 +#define __NR_link 9 +#define __NR_unlink 10 +#define __NR_execve 11 +#define __NR_chdir 12 +#define __NR_time 13 +#define __NR_mknod 14 +#define __NR_chmod 15 +#define __NR_lchown 16 +#define __NR_break 17 +#define __NR_oldstat 18 +#define __NR_lseek 19 +#define __NR_getpid 20 +#define __NR_mount 21 +#define __NR_umount 22 +#define __NR_setuid 23 +#define __NR_getuid 24 +#define __NR_stime 25 +#define __NR_ptrace 26 +#define __NR_alarm 27 +#define __NR_oldfstat 28 +#define __NR_pause 29 +#define __NR_utime 30 +#define __NR_stty 31 +#define __NR_gtty 32 +#define __NR_access 33 +#define __NR_nice 34 +#define __NR_ftime 35 +#define __NR_sync 36 +#define __NR_kill 37 +#define __NR_rename 38 +#define __NR_mkdir 39 +#define __NR_rmdir 40 +#define __NR_dup 41 +#define __NR_pipe 42 +#define __NR_times 43 +#define __NR_prof 44 +#define __NR_brk 45 +#define __NR_setgid 46 +#define __NR_getgid 47 +#define __NR_signal 48 +#define __NR_geteuid 49 +#define __NR_getegid 50 +#define __NR_acct 51 +#define __NR_umount2 52 +#define __NR_lock 53 +#define __NR_ioctl 54 +#define __NR_fcntl 55 +#define __NR_mpx 56 +#define __NR_setpgid 57 +#define __NR_ulimit 58 +#define __NR_oldolduname 59 +#define __NR_umask 60 +#define __NR_chroot 61 +#define __NR_ustat 62 +#define __NR_dup2 63 +#define __NR_getppid 64 +#define __NR_getpgrp 65 +#define __NR_setsid 66 +#define __NR_sigaction 67 +#define __NR_sgetmask 68 +#define __NR_ssetmask 69 +#define __NR_setreuid 70 +#define __NR_setregid 71 +#define __NR_sigsuspend 72 +#define __NR_sigpending 73 +#define __NR_sethostname 74 +#define __NR_setrlimit 75 +#define __NR_getrlimit 76 +#define __NR_getrusage 77 +#define __NR_gettimeofday 78 +#define __NR_settimeofday 79 +#define __NR_getgroups 80 +#define __NR_setgroups 81 +#define __NR_select 82 +#define __NR_symlink 83 +#define __NR_oldlstat 84 +#define __NR_readlink 85 +#define __NR_uselib 86 +#define __NR_swapon 87 +#define __NR_reboot 88 +#define __NR_readdir 89 +#define __NR_mmap 90 +#define __NR_munmap 91 +#define __NR_truncate 92 +#define __NR_ftruncate 93 +#define __NR_fchmod 94 +#define __NR_fchown 95 +#define __NR_getpriority 96 +#define __NR_setpriority 97 +#define __NR_profil 98 +#define __NR_statfs 99 +#define __NR_fstatfs 100 +#define __NR_ioperm 101 +#define __NR_socketcall 102 +#define __NR_syslog 103 +#define __NR_setitimer 104 +#define __NR_getitimer 105 +#define __NR_stat 106 +#define __NR_lstat 107 +#define __NR_fstat 108 +#define __NR_olduname 109 +#define __NR_iopl 110 +#define __NR_vhangup 111 +#define __NR_idle 112 +#define __NR_vm86 113 +#define __NR_wait4 114 +#define __NR_swapoff 115 +#define __NR_sysinfo 116 +#define __NR_ipc 117 +#define __NR_fsync 118 +#define __NR_sigreturn 119 +#define __NR_clone 120 +#define __NR_setdomainname 121 +#define __NR_uname 122 +#define __NR_modify_ldt 123 +#define __NR_adjtimex 124 +#define __NR_mprotect 125 +#define __NR_sigprocmask 126 +#define __NR_create_module 127 +#define __NR_init_module 128 +#define __NR_delete_module 129 +#define __NR_get_kernel_syms 130 +#define __NR_quotactl 131 +#define __NR_getpgid 132 +#define __NR_fchdir 133 +#define __NR_bdflush 134 +#define __NR_sysfs 135 +#define __NR_personality 136 +#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ +#define __NR_setfsuid 138 +#define __NR_setfsgid 139 +#define __NR__llseek 140 +#define __NR_getdents 141 +#define __NR__newselect 142 +#define __NR_flock 143 +#define __NR_msync 144 +#define __NR_readv 145 +#define __NR_writev 146 +#define __NR_getsid 147 +#define __NR_fdatasync 148 +#define __NR__sysctl 149 +#define __NR_mlock 150 +#define __NR_munlock 151 +#define __NR_mlockall 152 +#define __NR_munlockall 153 +#define __NR_sched_setparam 154 +#define __NR_sched_getparam 155 +#define __NR_sched_setscheduler 156 +#define __NR_sched_getscheduler 157 +#define __NR_sched_yield 158 +#define __NR_sched_get_priority_max 159 +#define __NR_sched_get_priority_min 160 +#define __NR_sched_rr_get_interval 161 +#define __NR_nanosleep 162 +#define __NR_mremap 163 +#define __NR_setresuid 164 +#define __NR_getresuid 165 + +#define __NR_query_module 167 +#define __NR_poll 168 +#define __NR_nfsservctl 169 +#define __NR_setresgid 170 +#define __NR_getresgid 171 +#define __NR_prctl 172 +#define __NR_rt_sigreturn 173 +#define __NR_rt_sigaction 174 +#define __NR_rt_sigprocmask 175 +#define __NR_rt_sigpending 176 +#define __NR_rt_sigtimedwait 177 +#define __NR_rt_sigqueueinfo 178 +#define __NR_rt_sigsuspend 179 +#define __NR_pread64 180 +#define __NR_pwrite64 181 +#define __NR_chown 182 +#define __NR_getcwd 183 +#define __NR_capget 184 +#define __NR_capset 185 +#define __NR_sigaltstack 186 +#define __NR_sendfile 187 +#define __NR_getpmsg 188 /* some people actually want streams */ +#define __NR_putpmsg 189 /* some people actually want streams */ +#define __NR_vfork 190 +#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ +#define __NR_mmap2 192 +#define __NR_truncate64 193 +#define __NR_ftruncate64 194 +#define __NR_stat64 195 +#define __NR_lstat64 196 +#define __NR_fstat64 197 +#define __NR_lchown32 198 +#define __NR_getuid32 199 +#define __NR_getgid32 200 +#define __NR_geteuid32 201 +#define __NR_getegid32 202 +#define __NR_setreuid32 203 +#define __NR_setregid32 204 +#define __NR_getgroups32 205 +#define __NR_setgroups32 206 +#define __NR_fchown32 207 +#define __NR_setresuid32 208 +#define __NR_getresuid32 209 +#define __NR_setresgid32 210 +#define __NR_getresgid32 211 +#define __NR_chown32 212 +#define __NR_setuid32 213 +#define __NR_setgid32 214 +#define __NR_setfsuid32 215 +#define __NR_setfsgid32 216 +#define __NR_pivot_root 217 +#define __NR_mincore 218 +#define __NR_madvise 219 +#define __NR_getdents64 220 +#define __NR_fcntl64 221 +/* 223 is unused */ +#define __NR_gettid 224 +#define __NR_readahead 225 +#define __NR_setxattr 226 +#define __NR_lsetxattr 227 +#define __NR_fsetxattr 228 +#define __NR_getxattr 229 +#define __NR_lgetxattr 230 +#define __NR_fgetxattr 231 +#define __NR_listxattr 232 +#define __NR_llistxattr 233 +#define __NR_flistxattr 234 +#define __NR_removexattr 235 +#define __NR_lremovexattr 236 +#define __NR_fremovexattr 237 +#define __NR_tkill 238 +#define __NR_sendfile64 239 +#define __NR_futex 240 +#define __NR_sched_setaffinity 241 +#define __NR_sched_getaffinity 242 +#define __NR_set_thread_area 243 +#define __NR_get_thread_area 244 +#define __NR_io_setup 245 +#define __NR_io_destroy 246 +#define __NR_io_getevents 247 +#define __NR_io_submit 248 +#define __NR_io_cancel 249 +#define __NR_fadvise64 250 +/* 251 is available for reuse (was briefly sys_set_zone_reclaim) */ +#define __NR_exit_group 252 +#define __NR_lookup_dcookie 253 +#define __NR_epoll_create 254 +#define __NR_epoll_ctl 255 +#define __NR_epoll_wait 256 +#define __NR_remap_file_pages 257 +#define __NR_set_tid_address 258 +#define __NR_timer_create 259 +#define __NR_timer_settime (__NR_timer_create+1) +#define __NR_timer_gettime (__NR_timer_create+2) +#define __NR_timer_getoverrun (__NR_timer_create+3) +#define __NR_timer_delete (__NR_timer_create+4) +#define __NR_clock_settime (__NR_timer_create+5) +#define __NR_clock_gettime (__NR_timer_create+6) +#define __NR_clock_getres (__NR_timer_create+7) +#define __NR_clock_nanosleep (__NR_timer_create+8) +#define __NR_statfs64 268 +#define __NR_fstatfs64 269 +#define __NR_tgkill 270 +#define __NR_utimes 271 +#define __NR_fadvise64_64 272 +#define __NR_vserver 273 +#define __NR_mbind 274 +#define __NR_get_mempolicy 275 +#define __NR_set_mempolicy 276 +#define __NR_mq_open 277 +#define __NR_mq_unlink (__NR_mq_open+1) +#define __NR_mq_timedsend (__NR_mq_open+2) +#define __NR_mq_timedreceive (__NR_mq_open+3) +#define __NR_mq_notify (__NR_mq_open+4) +#define __NR_mq_getsetattr (__NR_mq_open+5) +#define __NR_kexec_load 283 +#define __NR_waitid 284 +/* #define __NR_sys_setaltroot 285 */ +#define __NR_add_key 286 +#define __NR_request_key 287 +#define __NR_keyctl 288 +#define __NR_ioprio_set 289 +#define __NR_ioprio_get 290 +#define __NR_inotify_init 291 +#define __NR_inotify_add_watch 292 +#define __NR_inotify_rm_watch 293 +#define __NR_migrate_pages 294 +#define __NR_openat 295 +#define __NR_mkdirat 296 +#define __NR_mknodat 297 +#define __NR_fchownat 298 +#define __NR_futimesat 299 +#define __NR_fstatat64 300 +#define __NR_unlinkat 301 +#define __NR_renameat 302 +#define __NR_linkat 303 +#define __NR_symlinkat 304 +#define __NR_readlinkat 305 +#define __NR_fchmodat 306 +#define __NR_faccessat 307 +#define __NR_pselect6 308 +#define __NR_ppoll 309 +#define __NR_unshare 310 +#define __NR_set_robust_list 311 +#define __NR_get_robust_list 312 +#define __NR_splice 313 +#define __NR_sync_file_range 314 +#define __NR_tee 315 +#define __NR_vmsplice 316 +#define __NR_move_pages 317 +#define __NR_getcpu 318 +#define __NR_epoll_pwait 319 +#define __NR_utimensat 320 +#define __NR_signalfd 321 +#define __NR_timerfd_create 322 +#define __NR_eventfd 323 +#define __NR_fallocate 324 +#define __NR_timerfd_settime 325 +#define __NR_timerfd_gettime 326 +#define __NR_signalfd4 327 +#define __NR_eventfd2 328 +#define __NR_epoll_create1 329 +#define __NR_dup3 330 +#define __NR_pipe2 331 +#define __NR_inotify_init1 332 +#define __NR_preadv 333 +#define __NR_pwritev 334 +#define __NR_setns 335 + +#endif /* _UAPI_ASM_CRIS_UNISTD_H_ */ diff --git a/arch/cris/kernel/asm-offsets.c b/arch/cris/kernel/asm-offsets.c index dd7b8e983221..a5fd88d816a6 100644 --- a/arch/cris/kernel/asm-offsets.c +++ b/arch/cris/kernel/asm-offsets.c @@ -1,3 +1,4 @@ +#include <linux/kbuild.h> #include <linux/sched.h> #include <asm/thread_info.h> @@ -7,11 +8,6 @@ * and format the required data. */ -#define DEFINE(sym, val) \ - asm volatile("\n->" #sym " %0 " #val : : "i" (val)) - -#define BLANK() asm volatile("\n->" : : ) - #if !defined(CONFIG_ETRAX_ARCH_V10) && !defined(CONFIG_ETRAX_ARCH_V32) #error One of ARCH v10 and ARCH v32 must be true! #endif diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild index 4bc8ae73e08a..bebdc36ebb0a 100644 --- a/arch/h8300/include/asm/Kbuild +++ b/arch/h8300/include/asm/Kbuild @@ -1,4 +1,3 @@ -include include/asm-generic/Kbuild.asm generic-y += clkdev.h generic-y += exec.h diff --git a/arch/h8300/include/asm/param.h b/arch/h8300/include/asm/param.h index 1c72fb8080ff..c3909e7ff178 100644 --- a/arch/h8300/include/asm/param.h +++ b/arch/h8300/include/asm/param.h @@ -1,20 +1,9 @@ #ifndef _H8300_PARAM_H #define _H8300_PARAM_H -#ifdef __KERNEL__ +#include <uapi/asm/param.h> + #define HZ CONFIG_HZ #define USER_HZ HZ #define CLOCKS_PER_SEC (USER_HZ) -#else -#define HZ 100 -#endif - -#define EXEC_PAGESIZE 4096 - -#ifndef NOGROUP -#define NOGROUP (-1) -#endif - -#define MAXHOSTNAMELEN 64 /* max length of hostname */ - #endif /* _H8300_PARAM_H */ diff --git a/arch/h8300/include/asm/ptrace.h b/arch/h8300/include/asm/ptrace.h index 7468589a128b..79c9a91e75ef 100644 --- a/arch/h8300/include/asm/ptrace.h +++ b/arch/h8300/include/asm/ptrace.h @@ -1,46 +1,11 @@ #ifndef _H8300_PTRACE_H #define _H8300_PTRACE_H -#ifndef __ASSEMBLY__ - -#define PT_ER1 0 -#define PT_ER2 1 -#define PT_ER3 2 -#define PT_ER4 3 -#define PT_ER5 4 -#define PT_ER6 5 -#define PT_ER0 6 -#define PT_ORIG_ER0 7 -#define PT_CCR 8 -#define PT_PC 9 -#define PT_USP 10 -#define PT_EXR 12 - -/* this struct defines the way the registers are stored on the - stack during a system call. */ +#include <uapi/asm/ptrace.h> -struct pt_regs { - long retpc; - long er4; - long er5; - long er6; - long er3; - long er2; - long er1; - long orig_er0; - unsigned short ccr; - long er0; - long vector; +#ifndef __ASSEMBLY__ #if defined(CONFIG_CPU_H8S) - unsigned short exr; #endif - unsigned long pc; -} __attribute__((aligned(2),packed)); - -#define PTRACE_GETREGS 12 -#define PTRACE_SETREGS 13 - -#ifdef __KERNEL__ #ifndef PS_S #define PS_S (0x10) #endif @@ -63,6 +28,5 @@ struct pt_regs { #define current_pt_regs() ((struct pt_regs *) \ (THREAD_SIZE + (unsigned long)current_thread_info()) - 1) #define signal_pt_regs() ((struct pt_regs *)current->thread.esp0) -#endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ #endif /* _H8300_PTRACE_H */ diff --git a/arch/h8300/include/asm/signal.h b/arch/h8300/include/asm/signal.h index c43c0a7d2c2e..66c81c67e55d 100644 --- a/arch/h8300/include/asm/signal.h +++ b/arch/h8300/include/asm/signal.h @@ -1,12 +1,8 @@ #ifndef _H8300_SIGNAL_H #define _H8300_SIGNAL_H -#include <linux/types.h> +#include <uapi/asm/signal.h> -/* Avoid too many header ordering problems. */ -struct siginfo; - -#ifdef __KERNEL__ /* Most things should be clean enough to redefine this at will, if care is taken to make libc match. */ @@ -20,94 +16,6 @@ typedef struct { unsigned long sig[_NSIG_WORDS]; } sigset_t; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001 -#define SA_NOCLDWAIT 0x00000002 /* not supported yet */ -#define SA_SIGINFO 0x00000004 -#define SA_ONSTACK 0x08000000 -#define SA_RESTART 0x10000000 -#define SA_NODEFER 0x40000000 -#define SA_RESETHAND 0x80000000 - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal-defs.h> - -#ifdef __KERNEL__ struct old_sigaction { __sighandler_t sa_handler; old_sigset_t sa_mask; @@ -125,35 +33,8 @@ struct sigaction { struct k_sigaction { struct sigaction sa; }; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ #include <asm/sigcontext.h> #undef __HAVE_ARCH_SIG_BITOPS -#endif /* __KERNEL__ */ - #endif /* _H8300_SIGNAL_H */ diff --git a/arch/h8300/include/asm/termios.h b/arch/h8300/include/asm/termios.h index 70eea64b4213..93a63df56247 100644 --- a/arch/h8300/include/asm/termios.h +++ b/arch/h8300/include/asm/termios.h @@ -1,27 +1,8 @@ #ifndef _H8300_TERMIOS_H #define _H8300_TERMIOS_H -#include <asm/termbits.h> -#include <asm/ioctls.h> - -struct winsize { - unsigned short ws_row; - unsigned short ws_col; - unsigned short ws_xpixel; - unsigned short ws_ypixel; -}; +#include <uapi/asm/termios.h> -#define NCC 8 -struct termio { - unsigned short c_iflag; /* input mode flags */ - unsigned short c_oflag; /* output mode flags */ - unsigned short c_cflag; /* control mode flags */ - unsigned short c_lflag; /* local mode flags */ - unsigned char c_line; /* line discipline */ - unsigned char c_cc[NCC]; /* control characters */ -}; - -#ifdef __KERNEL__ /* intr=^C quit=^| erase=del kill=^U eof=^D vtime=\0 vmin=\1 sxtc=\0 start=^Q stop=^S susp=^Z eol=\0 @@ -29,27 +10,6 @@ struct termio { eol2=\0 */ #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" -#endif - -/* modem lines */ -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG -#define TIOCM_OUT1 0x2000 -#define TIOCM_OUT2 0x4000 -#define TIOCM_LOOP 0x8000 - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ - -#ifdef __KERNEL__ /* * Translate a "termio" structure into a "termios". Ugh. @@ -87,6 +47,4 @@ struct termio { #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) -#endif /* __KERNEL__ */ - #endif /* _H8300_TERMIOS_H */ diff --git a/arch/h8300/include/asm/types.h b/arch/h8300/include/asm/types.h index 07257d9487d8..c012707f6037 100644 --- a/arch/h8300/include/asm/types.h +++ b/arch/h8300/include/asm/types.h @@ -1,12 +1,9 @@ #ifndef _H8300_TYPES_H #define _H8300_TYPES_H -#include <asm-generic/int-ll64.h> +#include <uapi/asm/types.h> -#ifdef __KERNEL__ #define BITS_PER_LONG 32 -#endif /* __KERNEL__ */ - #endif /* _H8300_TYPES_H */ diff --git a/arch/h8300/include/asm/unistd.h b/arch/h8300/include/asm/unistd.h index c2c2f5c7d6bf..8215518b3f9f 100644 --- a/arch/h8300/include/asm/unistd.h +++ b/arch/h8300/include/asm/unistd.h @@ -1,333 +1,8 @@ #ifndef _ASM_H8300_UNISTD_H_ #define _ASM_H8300_UNISTD_H_ -/* - * This file contains the system call numbers. - */ - -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_waitpid 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_lchown 16 -#define __NR_break 17 -#define __NR_oldstat 18 -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -#define __NR_oldfstat 28 -#define __NR_pause 29 -#define __NR_utime 30 -#define __NR_stty 31 -#define __NR_gtty 32 -#define __NR_access 33 -#define __NR_nice 34 -#define __NR_ftime 35 -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 -#define __NR_prof 44 -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 -#define __NR_signal 48 -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 -#define __NR_lock 53 -#define __NR_ioctl 54 -#define __NR_fcntl 55 -#define __NR_mpx 56 -#define __NR_setpgid 57 -#define __NR_ulimit 58 -#define __NR_oldolduname 59 -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -#define __NR_sigaction 67 -#define __NR_sgetmask 68 -#define __NR_ssetmask 69 -#define __NR_setreuid 70 -#define __NR_setregid 71 -#define __NR_sigsuspend 72 -#define __NR_sigpending 73 -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -#define __NR_getrlimit 76 -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 -#define __NR_select 82 -#define __NR_symlink 83 -#define __NR_oldlstat 84 -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -#define __NR_readdir 89 -#define __NR_mmap 90 -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 -#define __NR_profil 98 -#define __NR_statfs 99 -#define __NR_fstatfs 100 -#define __NR_ioperm 101 -#define __NR_socketcall 102 -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -#define __NR_olduname 109 -#define __NR_iopl 110 -#define __NR_vhangup 111 -#define __NR_idle 112 -#define __NR_vm86old 113 -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -#define __NR_sigreturn 119 -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -#define __NR_modify_ldt 123 -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -#define __NR_sigprocmask 126 -#define __NR_create_module 127 -#define __NR_init_module 128 -#define __NR_delete_module 129 -#define __NR_get_kernel_syms 130 -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 -#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 -#define __NR_vm86 166 -#define __NR_query_module 167 -#define __NR_poll 168 -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -#define __NR_chown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 -#define __NR_getpmsg 188 /* some people actually want streams */ -#define __NR_putpmsg 189 /* some people actually want streams */ -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 -#define __NR_madvise1 219 -#define __NR_getdents64 220 -#define __NR_fcntl64 221 -/* 223 is unused */ -#define __NR_gettid 224 -#define __NR_readahead 225 -#define __NR_setxattr 226 -#define __NR_lsetxattr 227 -#define __NR_fsetxattr 228 -#define __NR_getxattr 229 -#define __NR_lgetxattr 230 -#define __NR_fgetxattr 231 -#define __NR_listxattr 232 -#define __NR_llistxattr 233 -#define __NR_flistxattr 234 -#define __NR_removexattr 235 -#define __NR_lremovexattr 236 -#define __NR_fremovexattr 237 -#define __NR_tkill 238 -#define __NR_sendfile64 239 -#define __NR_futex 240 -#define __NR_sched_setaffinity 241 -#define __NR_sched_getaffinity 242 -#define __NR_set_thread_area 243 -#define __NR_get_thread_area 244 -#define __NR_io_setup 245 -#define __NR_io_destroy 246 -#define __NR_io_getevents 247 -#define __NR_io_submit 248 -#define __NR_io_cancel 249 -#define __NR_fadvise64 250 -/* 251 is available for reuse (was briefly sys_set_zone_reclaim) */ -#define __NR_exit_group 252 -#define __NR_lookup_dcookie 253 -#define __NR_epoll_create 254 -#define __NR_epoll_ctl 255 -#define __NR_epoll_wait 256 -#define __NR_remap_file_pages 257 -#define __NR_set_tid_address 258 -#define __NR_timer_create 259 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -#define __NR_statfs64 268 -#define __NR_fstatfs64 269 -#define __NR_tgkill 270 -#define __NR_utimes 271 -#define __NR_fadvise64_64 272 -#define __NR_vserver 273 -#define __NR_mbind 274 -#define __NR_get_mempolicy 275 -#define __NR_set_mempolicy 276 -#define __NR_mq_open 277 -#define __NR_mq_unlink (__NR_mq_open+1) -#define __NR_mq_timedsend (__NR_mq_open+2) -#define __NR_mq_timedreceive (__NR_mq_open+3) -#define __NR_mq_notify (__NR_mq_open+4) -#define __NR_mq_getsetattr (__NR_mq_open+5) -#define __NR_kexec_load 283 -#define __NR_waitid 284 -/* #define __NR_sys_setaltroot 285 */ -#define __NR_add_key 286 -#define __NR_request_key 287 -#define __NR_keyctl 288 -#define __NR_ioprio_set 289 -#define __NR_ioprio_get 290 -#define __NR_inotify_init 291 -#define __NR_inotify_add_watch 292 -#define __NR_inotify_rm_watch 293 -#define __NR_migrate_pages 294 -#define __NR_openat 295 -#define __NR_mkdirat 296 -#define __NR_mknodat 297 -#define __NR_fchownat 298 -#define __NR_futimesat 299 -#define __NR_fstatat64 300 -#define __NR_unlinkat 301 -#define __NR_renameat 302 -#define __NR_linkat 303 -#define __NR_symlinkat 304 -#define __NR_readlinkat 305 -#define __NR_fchmodat 306 -#define __NR_faccessat 307 -#define __NR_pselect6 308 -#define __NR_ppoll 309 -#define __NR_unshare 310 -#define __NR_set_robust_list 311 -#define __NR_get_robust_list 312 -#define __NR_splice 313 -#define __NR_sync_file_range 314 -#define __NR_tee 315 -#define __NR_vmsplice 316 -#define __NR_move_pages 317 -#define __NR_getcpu 318 -#define __NR_epoll_pwait 319 -#define __NR_setns 320 +#include <uapi/asm/unistd.h> -#ifdef __KERNEL__ #define NR_syscalls 321 @@ -368,5 +43,4 @@ asm (".weak\t_" #name "\n" \ ".set\t_" #name ",_sys_ni_syscall"); -#endif /* __KERNEL__ */ #endif /* _ASM_H8300_UNISTD_H_ */ diff --git a/arch/h8300/include/uapi/asm/Kbuild b/arch/h8300/include/uapi/asm/Kbuild index baebb3da1d44..040178cdb3eb 100644 --- a/arch/h8300/include/uapi/asm/Kbuild +++ b/arch/h8300/include/uapi/asm/Kbuild @@ -1,3 +1,34 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +header-y += auxvec.h +header-y += bitsperlong.h +header-y += byteorder.h +header-y += errno.h +header-y += fcntl.h +header-y += ioctl.h +header-y += ioctls.h +header-y += ipcbuf.h +header-y += kvm_para.h +header-y += mman.h +header-y += msgbuf.h +header-y += param.h +header-y += poll.h +header-y += posix_types.h +header-y += ptrace.h +header-y += resource.h +header-y += sembuf.h +header-y += setup.h +header-y += shmbuf.h +header-y += sigcontext.h +header-y += siginfo.h +header-y += signal.h +header-y += socket.h +header-y += sockios.h +header-y += stat.h +header-y += statfs.h +header-y += swab.h +header-y += termbits.h +header-y += termios.h +header-y += types.h +header-y += unistd.h diff --git a/arch/h8300/include/asm/auxvec.h b/arch/h8300/include/uapi/asm/auxvec.h index 1d36fe38b088..1d36fe38b088 100644 --- a/arch/h8300/include/asm/auxvec.h +++ b/arch/h8300/include/uapi/asm/auxvec.h diff --git a/arch/h8300/include/asm/bitsperlong.h b/arch/h8300/include/uapi/asm/bitsperlong.h index 6dc0bb0c13b2..6dc0bb0c13b2 100644 --- a/arch/h8300/include/asm/bitsperlong.h +++ b/arch/h8300/include/uapi/asm/bitsperlong.h diff --git a/arch/h8300/include/asm/byteorder.h b/arch/h8300/include/uapi/asm/byteorder.h index 13539da99efd..13539da99efd 100644 --- a/arch/h8300/include/asm/byteorder.h +++ b/arch/h8300/include/uapi/asm/byteorder.h diff --git a/arch/h8300/include/asm/errno.h b/arch/h8300/include/uapi/asm/errno.h index 0c2f5641fdcc..0c2f5641fdcc 100644 --- a/arch/h8300/include/asm/errno.h +++ b/arch/h8300/include/uapi/asm/errno.h diff --git a/arch/h8300/include/asm/fcntl.h b/arch/h8300/include/uapi/asm/fcntl.h index 1952cb2e3b06..1952cb2e3b06 100644 --- a/arch/h8300/include/asm/fcntl.h +++ b/arch/h8300/include/uapi/asm/fcntl.h diff --git a/arch/h8300/include/asm/ioctl.h b/arch/h8300/include/uapi/asm/ioctl.h index b279fe06dfe5..b279fe06dfe5 100644 --- a/arch/h8300/include/asm/ioctl.h +++ b/arch/h8300/include/uapi/asm/ioctl.h diff --git a/arch/h8300/include/asm/ioctls.h b/arch/h8300/include/uapi/asm/ioctls.h index 30eaed2facdb..30eaed2facdb 100644 --- a/arch/h8300/include/asm/ioctls.h +++ b/arch/h8300/include/uapi/asm/ioctls.h diff --git a/arch/h8300/include/asm/ipcbuf.h b/arch/h8300/include/uapi/asm/ipcbuf.h index 84c7e51cb6d0..84c7e51cb6d0 100644 --- a/arch/h8300/include/asm/ipcbuf.h +++ b/arch/h8300/include/uapi/asm/ipcbuf.h diff --git a/arch/h8300/include/asm/kvm_para.h b/arch/h8300/include/uapi/asm/kvm_para.h index 14fab8f0b957..14fab8f0b957 100644 --- a/arch/h8300/include/asm/kvm_para.h +++ b/arch/h8300/include/uapi/asm/kvm_para.h diff --git a/arch/h8300/include/asm/mman.h b/arch/h8300/include/uapi/asm/mman.h index 8eebf89f5ab1..8eebf89f5ab1 100644 --- a/arch/h8300/include/asm/mman.h +++ b/arch/h8300/include/uapi/asm/mman.h diff --git a/arch/h8300/include/asm/msgbuf.h b/arch/h8300/include/uapi/asm/msgbuf.h index 6b148cd09aa5..6b148cd09aa5 100644 --- a/arch/h8300/include/asm/msgbuf.h +++ b/arch/h8300/include/uapi/asm/msgbuf.h diff --git a/arch/h8300/include/uapi/asm/param.h b/arch/h8300/include/uapi/asm/param.h new file mode 100644 index 000000000000..3dd18ae15f03 --- /dev/null +++ b/arch/h8300/include/uapi/asm/param.h @@ -0,0 +1,16 @@ +#ifndef _UAPI_H8300_PARAM_H +#define _UAPI_H8300_PARAM_H + +#ifndef __KERNEL__ +#define HZ 100 +#endif + +#define EXEC_PAGESIZE 4096 + +#ifndef NOGROUP +#define NOGROUP (-1) +#endif + +#define MAXHOSTNAMELEN 64 /* max length of hostname */ + +#endif /* _UAPI_H8300_PARAM_H */ diff --git a/arch/h8300/include/asm/poll.h b/arch/h8300/include/uapi/asm/poll.h index f61540c22d94..f61540c22d94 100644 --- a/arch/h8300/include/asm/poll.h +++ b/arch/h8300/include/uapi/asm/poll.h diff --git a/arch/h8300/include/asm/posix_types.h b/arch/h8300/include/uapi/asm/posix_types.h index 91e62ba4c7b0..91e62ba4c7b0 100644 --- a/arch/h8300/include/asm/posix_types.h +++ b/arch/h8300/include/uapi/asm/posix_types.h diff --git a/arch/h8300/include/uapi/asm/ptrace.h b/arch/h8300/include/uapi/asm/ptrace.h new file mode 100644 index 000000000000..ef39ec5977b6 --- /dev/null +++ b/arch/h8300/include/uapi/asm/ptrace.h @@ -0,0 +1,44 @@ +#ifndef _UAPI_H8300_PTRACE_H +#define _UAPI_H8300_PTRACE_H + +#ifndef __ASSEMBLY__ + +#define PT_ER1 0 +#define PT_ER2 1 +#define PT_ER3 2 +#define PT_ER4 3 +#define PT_ER5 4 +#define PT_ER6 5 +#define PT_ER0 6 +#define PT_ORIG_ER0 7 +#define PT_CCR 8 +#define PT_PC 9 +#define PT_USP 10 +#define PT_EXR 12 + +/* this struct defines the way the registers are stored on the + stack during a system call. */ + +struct pt_regs { + long retpc; + long er4; + long er5; + long er6; + long er3; + long er2; + long er1; + long orig_er0; + unsigned short ccr; + long er0; + long vector; +#if defined(CONFIG_CPU_H8S) + unsigned short exr; +#endif + unsigned long pc; +} __attribute__((aligned(2),packed)); + +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 + +#endif /* __ASSEMBLY__ */ +#endif /* _UAPI_H8300_PTRACE_H */ diff --git a/arch/h8300/include/asm/resource.h b/arch/h8300/include/uapi/asm/resource.h index 46c5f4391607..46c5f4391607 100644 --- a/arch/h8300/include/asm/resource.h +++ b/arch/h8300/include/uapi/asm/resource.h diff --git a/arch/h8300/include/asm/sembuf.h b/arch/h8300/include/uapi/asm/sembuf.h index e04a3ec0cb92..e04a3ec0cb92 100644 --- a/arch/h8300/include/asm/sembuf.h +++ b/arch/h8300/include/uapi/asm/sembuf.h diff --git a/arch/h8300/include/asm/setup.h b/arch/h8300/include/uapi/asm/setup.h index e2c600e96733..e2c600e96733 100644 --- a/arch/h8300/include/asm/setup.h +++ b/arch/h8300/include/uapi/asm/setup.h diff --git a/arch/h8300/include/asm/shmbuf.h b/arch/h8300/include/uapi/asm/shmbuf.h index 64e77993a7a9..64e77993a7a9 100644 --- a/arch/h8300/include/asm/shmbuf.h +++ b/arch/h8300/include/uapi/asm/shmbuf.h diff --git a/arch/h8300/include/asm/sigcontext.h b/arch/h8300/include/uapi/asm/sigcontext.h index e4b81505f8f8..e4b81505f8f8 100644 --- a/arch/h8300/include/asm/sigcontext.h +++ b/arch/h8300/include/uapi/asm/sigcontext.h diff --git a/arch/h8300/include/asm/siginfo.h b/arch/h8300/include/uapi/asm/siginfo.h index bc8fbea931a5..bc8fbea931a5 100644 --- a/arch/h8300/include/asm/siginfo.h +++ b/arch/h8300/include/uapi/asm/siginfo.h diff --git a/arch/h8300/include/uapi/asm/signal.h b/arch/h8300/include/uapi/asm/signal.h new file mode 100644 index 000000000000..913729e581e8 --- /dev/null +++ b/arch/h8300/include/uapi/asm/signal.h @@ -0,0 +1,121 @@ +#ifndef _UAPI_H8300_SIGNAL_H +#define _UAPI_H8300_SIGNAL_H + +#include <linux/types.h> + +/* Avoid too many header ordering problems. */ +struct siginfo; + +#ifndef __KERNEL__ +/* Here we must cater to libcs that poke about in kernel headers. */ + +#define NSIG 32 +typedef unsigned long sigset_t; + +#endif /* __KERNEL__ */ + +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT 6 +#define SIGBUS 7 +#define SIGFPE 8 +#define SIGKILL 9 +#define SIGUSR1 10 +#define SIGSEGV 11 +#define SIGUSR2 12 +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGSTKFLT 16 +#define SIGCHLD 17 +#define SIGCONT 18 +#define SIGSTOP 19 +#define SIGTSTP 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGURG 23 +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGIO 29 +#define SIGPOLL SIGIO +/* +#define SIGLOST 29 +*/ +#define SIGPWR 30 +#define SIGSYS 31 +#define SIGUNUSED 31 + +/* These should not be considered constants from userland. */ +#define SIGRTMIN 32 +#define SIGRTMAX _NSIG + +/* + * SA_FLAGS values: + * + * SA_ONSTACK indicates that a registered stack_t will be used. + * SA_RESTART flag to get restarting signals (which were the default long ago) + * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. + * SA_RESETHAND clears the handler when the signal is delivered. + * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. + * SA_NODEFER prevents the current signal from being masked in the handler. + * + * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single + * Unix names RESETHAND and NODEFER respectively. + */ +#define SA_NOCLDSTOP 0x00000001 +#define SA_NOCLDWAIT 0x00000002 /* not supported yet */ +#define SA_SIGINFO 0x00000004 +#define SA_ONSTACK 0x08000000 +#define SA_RESTART 0x10000000 +#define SA_NODEFER 0x40000000 +#define SA_RESETHAND 0x80000000 + +#define SA_NOMASK SA_NODEFER +#define SA_ONESHOT SA_RESETHAND + +#define SA_RESTORER 0x04000000 + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 2048 +#define SIGSTKSZ 8192 + +#include <asm-generic/signal-defs.h> + +#ifndef __KERNEL__ +/* Here we must cater to libcs that poke about in kernel headers. */ + +struct sigaction { + union { + __sighandler_t _sa_handler; + void (*_sa_sigaction)(int, struct siginfo *, void *); + } _u; + sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); +}; + +#define sa_handler _u._sa_handler +#define sa_sigaction _u._sa_sigaction + +#endif /* __KERNEL__ */ + +typedef struct sigaltstack { + void *ss_sp; + int ss_flags; + size_t ss_size; +} stack_t; + + +#endif /* _UAPI_H8300_SIGNAL_H */ diff --git a/arch/h8300/include/asm/socket.h b/arch/h8300/include/uapi/asm/socket.h index 90a2e573c7e6..90a2e573c7e6 100644 --- a/arch/h8300/include/asm/socket.h +++ b/arch/h8300/include/uapi/asm/socket.h diff --git a/arch/h8300/include/asm/sockios.h b/arch/h8300/include/uapi/asm/sockios.h index e9c7ec810c23..e9c7ec810c23 100644 --- a/arch/h8300/include/asm/sockios.h +++ b/arch/h8300/include/uapi/asm/sockios.h diff --git a/arch/h8300/include/asm/stat.h b/arch/h8300/include/uapi/asm/stat.h index 62c3cc24dfe6..62c3cc24dfe6 100644 --- a/arch/h8300/include/asm/stat.h +++ b/arch/h8300/include/uapi/asm/stat.h diff --git a/arch/h8300/include/asm/statfs.h b/arch/h8300/include/uapi/asm/statfs.h index b96efa712aac..b96efa712aac 100644 --- a/arch/h8300/include/asm/statfs.h +++ b/arch/h8300/include/uapi/asm/statfs.h diff --git a/arch/h8300/include/asm/swab.h b/arch/h8300/include/uapi/asm/swab.h index 39abbf52807d..39abbf52807d 100644 --- a/arch/h8300/include/asm/swab.h +++ b/arch/h8300/include/uapi/asm/swab.h diff --git a/arch/h8300/include/asm/termbits.h b/arch/h8300/include/uapi/asm/termbits.h index 3287a6244d74..3287a6244d74 100644 --- a/arch/h8300/include/asm/termbits.h +++ b/arch/h8300/include/uapi/asm/termbits.h diff --git a/arch/h8300/include/uapi/asm/termios.h b/arch/h8300/include/uapi/asm/termios.h new file mode 100644 index 000000000000..5a67d7e38843 --- /dev/null +++ b/arch/h8300/include/uapi/asm/termios.h @@ -0,0 +1,44 @@ +#ifndef _UAPI_H8300_TERMIOS_H +#define _UAPI_H8300_TERMIOS_H + +#include <asm/termbits.h> +#include <asm/ioctls.h> + +struct winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#define NCC 8 +struct termio { + unsigned short c_iflag; /* input mode flags */ + unsigned short c_oflag; /* output mode flags */ + unsigned short c_cflag; /* control mode flags */ + unsigned short c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[NCC]; /* control characters */ +}; + + +/* modem lines */ +#define TIOCM_LE 0x001 +#define TIOCM_DTR 0x002 +#define TIOCM_RTS 0x004 +#define TIOCM_ST 0x008 +#define TIOCM_SR 0x010 +#define TIOCM_CTS 0x020 +#define TIOCM_CAR 0x040 +#define TIOCM_RNG 0x080 +#define TIOCM_DSR 0x100 +#define TIOCM_CD TIOCM_CAR +#define TIOCM_RI TIOCM_RNG +#define TIOCM_OUT1 0x2000 +#define TIOCM_OUT2 0x4000 +#define TIOCM_LOOP 0x8000 + +/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ + + +#endif /* _UAPI_H8300_TERMIOS_H */ diff --git a/arch/h8300/include/uapi/asm/types.h b/arch/h8300/include/uapi/asm/types.h new file mode 100644 index 000000000000..9ec9d4c5ac4d --- /dev/null +++ b/arch/h8300/include/uapi/asm/types.h @@ -0,0 +1 @@ +#include <asm-generic/int-ll64.h> diff --git a/arch/h8300/include/uapi/asm/unistd.h b/arch/h8300/include/uapi/asm/unistd.h new file mode 100644 index 000000000000..8cb5d429f840 --- /dev/null +++ b/arch/h8300/include/uapi/asm/unistd.h @@ -0,0 +1,330 @@ +#ifndef _UAPI_ASM_H8300_UNISTD_H_ +#define _UAPI_ASM_H8300_UNISTD_H_ + +/* + * This file contains the system call numbers. + */ + +#define __NR_restart_syscall 0 +#define __NR_exit 1 +#define __NR_fork 2 +#define __NR_read 3 +#define __NR_write 4 +#define __NR_open 5 +#define __NR_close 6 +#define __NR_waitpid 7 +#define __NR_creat 8 +#define __NR_link 9 +#define __NR_unlink 10 +#define __NR_execve 11 +#define __NR_chdir 12 +#define __NR_time 13 +#define __NR_mknod 14 +#define __NR_chmod 15 +#define __NR_lchown 16 +#define __NR_break 17 +#define __NR_oldstat 18 +#define __NR_lseek 19 +#define __NR_getpid 20 +#define __NR_mount 21 +#define __NR_umount 22 +#define __NR_setuid 23 +#define __NR_getuid 24 +#define __NR_stime 25 +#define __NR_ptrace 26 +#define __NR_alarm 27 +#define __NR_oldfstat 28 +#define __NR_pause 29 +#define __NR_utime 30 +#define __NR_stty 31 +#define __NR_gtty 32 +#define __NR_access 33 +#define __NR_nice 34 +#define __NR_ftime 35 +#define __NR_sync 36 +#define __NR_kill 37 +#define __NR_rename 38 +#define __NR_mkdir 39 +#define __NR_rmdir 40 +#define __NR_dup 41 +#define __NR_pipe 42 +#define __NR_times 43 +#define __NR_prof 44 +#define __NR_brk 45 +#define __NR_setgid 46 +#define __NR_getgid 47 +#define __NR_signal 48 +#define __NR_geteuid 49 +#define __NR_getegid 50 +#define __NR_acct 51 +#define __NR_umount2 52 +#define __NR_lock 53 +#define __NR_ioctl 54 +#define __NR_fcntl 55 +#define __NR_mpx 56 +#define __NR_setpgid 57 +#define __NR_ulimit 58 +#define __NR_oldolduname 59 +#define __NR_umask 60 +#define __NR_chroot 61 +#define __NR_ustat 62 +#define __NR_dup2 63 +#define __NR_getppid 64 +#define __NR_getpgrp 65 +#define __NR_setsid 66 +#define __NR_sigaction 67 +#define __NR_sgetmask 68 +#define __NR_ssetmask 69 +#define __NR_setreuid 70 +#define __NR_setregid 71 +#define __NR_sigsuspend 72 +#define __NR_sigpending 73 +#define __NR_sethostname 74 +#define __NR_setrlimit 75 +#define __NR_getrlimit 76 +#define __NR_getrusage 77 +#define __NR_gettimeofday 78 +#define __NR_settimeofday 79 +#define __NR_getgroups 80 +#define __NR_setgroups 81 +#define __NR_select 82 +#define __NR_symlink 83 +#define __NR_oldlstat 84 +#define __NR_readlink 85 +#define __NR_uselib 86 +#define __NR_swapon 87 +#define __NR_reboot 88 +#define __NR_readdir 89 +#define __NR_mmap 90 +#define __NR_munmap 91 +#define __NR_truncate 92 +#define __NR_ftruncate 93 +#define __NR_fchmod 94 +#define __NR_fchown 95 +#define __NR_getpriority 96 +#define __NR_setpriority 97 +#define __NR_profil 98 +#define __NR_statfs 99 +#define __NR_fstatfs 100 +#define __NR_ioperm 101 +#define __NR_socketcall 102 +#define __NR_syslog 103 +#define __NR_setitimer 104 +#define __NR_getitimer 105 +#define __NR_stat 106 +#define __NR_lstat 107 +#define __NR_fstat 108 +#define __NR_olduname 109 +#define __NR_iopl 110 +#define __NR_vhangup 111 +#define __NR_idle 112 +#define __NR_vm86old 113 +#define __NR_wait4 114 +#define __NR_swapoff 115 +#define __NR_sysinfo 116 +#define __NR_ipc 117 +#define __NR_fsync 118 +#define __NR_sigreturn 119 +#define __NR_clone 120 +#define __NR_setdomainname 121 +#define __NR_uname 122 +#define __NR_modify_ldt 123 +#define __NR_adjtimex 124 +#define __NR_mprotect 125 +#define __NR_sigprocmask 126 +#define __NR_create_module 127 +#define __NR_init_module 128 +#define __NR_delete_module 129 +#define __NR_get_kernel_syms 130 +#define __NR_quotactl 131 +#define __NR_getpgid 132 +#define __NR_fchdir 133 +#define __NR_bdflush 134 +#define __NR_sysfs 135 +#define __NR_personality 136 +#define __NR_afs_syscall 137 /* Syscall for Andrew File System */ +#define __NR_setfsuid 138 +#define __NR_setfsgid 139 +#define __NR__llseek 140 +#define __NR_getdents 141 +#define __NR__newselect 142 +#define __NR_flock 143 +#define __NR_msync 144 +#define __NR_readv 145 +#define __NR_writev 146 +#define __NR_getsid 147 +#define __NR_fdatasync 148 +#define __NR__sysctl 149 +#define __NR_mlock 150 +#define __NR_munlock 151 +#define __NR_mlockall 152 +#define __NR_munlockall 153 +#define __NR_sched_setparam 154 +#define __NR_sched_getparam 155 +#define __NR_sched_setscheduler 156 +#define __NR_sched_getscheduler 157 +#define __NR_sched_yield 158 +#define __NR_sched_get_priority_max 159 +#define __NR_sched_get_priority_min 160 +#define __NR_sched_rr_get_interval 161 +#define __NR_nanosleep 162 +#define __NR_mremap 163 +#define __NR_setresuid 164 +#define __NR_getresuid 165 +#define __NR_vm86 166 +#define __NR_query_module 167 +#define __NR_poll 168 +#define __NR_nfsservctl 169 +#define __NR_setresgid 170 +#define __NR_getresgid 171 +#define __NR_prctl 172 +#define __NR_rt_sigreturn 173 +#define __NR_rt_sigaction 174 +#define __NR_rt_sigprocmask 175 +#define __NR_rt_sigpending 176 +#define __NR_rt_sigtimedwait 177 +#define __NR_rt_sigqueueinfo 178 +#define __NR_rt_sigsuspend 179 +#define __NR_pread64 180 +#define __NR_pwrite64 181 +#define __NR_chown 182 +#define __NR_getcwd 183 +#define __NR_capget 184 +#define __NR_capset 185 +#define __NR_sigaltstack 186 +#define __NR_sendfile 187 +#define __NR_getpmsg 188 /* some people actually want streams */ +#define __NR_putpmsg 189 /* some people actually want streams */ +#define __NR_vfork 190 +#define __NR_ugetrlimit 191 +#define __NR_mmap2 192 +#define __NR_truncate64 193 +#define __NR_ftruncate64 194 +#define __NR_stat64 195 +#define __NR_lstat64 196 +#define __NR_fstat64 197 +#define __NR_lchown32 198 +#define __NR_getuid32 199 +#define __NR_getgid32 200 +#define __NR_geteuid32 201 +#define __NR_getegid32 202 +#define __NR_setreuid32 203 +#define __NR_setregid32 204 +#define __NR_getgroups32 205 +#define __NR_setgroups32 206 +#define __NR_fchown32 207 +#define __NR_setresuid32 208 +#define __NR_getresuid32 209 +#define __NR_setresgid32 210 +#define __NR_getresgid32 211 +#define __NR_chown32 212 +#define __NR_setuid32 213 +#define __NR_setgid32 214 +#define __NR_setfsuid32 215 +#define __NR_setfsgid32 216 +#define __NR_pivot_root 217 +#define __NR_mincore 218 +#define __NR_madvise 219 +#define __NR_madvise1 219 +#define __NR_getdents64 220 +#define __NR_fcntl64 221 +/* 223 is unused */ +#define __NR_gettid 224 +#define __NR_readahead 225 +#define __NR_setxattr 226 +#define __NR_lsetxattr 227 +#define __NR_fsetxattr 228 +#define __NR_getxattr 229 +#define __NR_lgetxattr 230 +#define __NR_fgetxattr 231 +#define __NR_listxattr 232 +#define __NR_llistxattr 233 +#define __NR_flistxattr 234 +#define __NR_removexattr 235 +#define __NR_lremovexattr 236 +#define __NR_fremovexattr 237 +#define __NR_tkill 238 +#define __NR_sendfile64 239 +#define __NR_futex 240 +#define __NR_sched_setaffinity 241 +#define __NR_sched_getaffinity 242 +#define __NR_set_thread_area 243 +#define __NR_get_thread_area 244 +#define __NR_io_setup 245 +#define __NR_io_destroy 246 +#define __NR_io_getevents 247 +#define __NR_io_submit 248 +#define __NR_io_cancel 249 +#define __NR_fadvise64 250 +/* 251 is available for reuse (was briefly sys_set_zone_reclaim) */ +#define __NR_exit_group 252 +#define __NR_lookup_dcookie 253 +#define __NR_epoll_create 254 +#define __NR_epoll_ctl 255 +#define __NR_epoll_wait 256 +#define __NR_remap_file_pages 257 +#define __NR_set_tid_address 258 +#define __NR_timer_create 259 +#define __NR_timer_settime (__NR_timer_create+1) +#define __NR_timer_gettime (__NR_timer_create+2) +#define __NR_timer_getoverrun (__NR_timer_create+3) +#define __NR_timer_delete (__NR_timer_create+4) +#define __NR_clock_settime (__NR_timer_create+5) +#define __NR_clock_gettime (__NR_timer_create+6) +#define __NR_clock_getres (__NR_timer_create+7) +#define __NR_clock_nanosleep (__NR_timer_create+8) +#define __NR_statfs64 268 +#define __NR_fstatfs64 269 +#define __NR_tgkill 270 +#define __NR_utimes 271 +#define __NR_fadvise64_64 272 +#define __NR_vserver 273 +#define __NR_mbind 274 +#define __NR_get_mempolicy 275 +#define __NR_set_mempolicy 276 +#define __NR_mq_open 277 +#define __NR_mq_unlink (__NR_mq_open+1) +#define __NR_mq_timedsend (__NR_mq_open+2) +#define __NR_mq_timedreceive (__NR_mq_open+3) +#define __NR_mq_notify (__NR_mq_open+4) +#define __NR_mq_getsetattr (__NR_mq_open+5) +#define __NR_kexec_load 283 +#define __NR_waitid 284 +/* #define __NR_sys_setaltroot 285 */ +#define __NR_add_key 286 +#define __NR_request_key 287 +#define __NR_keyctl 288 +#define __NR_ioprio_set 289 +#define __NR_ioprio_get 290 +#define __NR_inotify_init 291 +#define __NR_inotify_add_watch 292 +#define __NR_inotify_rm_watch 293 +#define __NR_migrate_pages 294 +#define __NR_openat 295 +#define __NR_mkdirat 296 +#define __NR_mknodat 297 +#define __NR_fchownat 298 +#define __NR_futimesat 299 +#define __NR_fstatat64 300 +#define __NR_unlinkat 301 +#define __NR_renameat 302 +#define __NR_linkat 303 +#define __NR_symlinkat 304 +#define __NR_readlinkat 305 +#define __NR_fchmodat 306 +#define __NR_faccessat 307 +#define __NR_pselect6 308 +#define __NR_ppoll 309 +#define __NR_unshare 310 +#define __NR_set_robust_list 311 +#define __NR_get_robust_list 312 +#define __NR_splice 313 +#define __NR_sync_file_range 314 +#define __NR_tee 315 +#define __NR_vmsplice 316 +#define __NR_move_pages 317 +#define __NR_getcpu 318 +#define __NR_epoll_pwait 319 +#define __NR_setns 320 + +#endif /* _UAPI_ASM_H8300_UNISTD_H_ */ diff --git a/arch/m32r/include/asm/Kbuild b/arch/m32r/include/asm/Kbuild index 4bc8ae73e08a..bebdc36ebb0a 100644 --- a/arch/m32r/include/asm/Kbuild +++ b/arch/m32r/include/asm/Kbuild @@ -1,4 +1,3 @@ -include include/asm-generic/Kbuild.asm generic-y += clkdev.h generic-y += exec.h diff --git a/arch/m32r/include/asm/ptrace.h b/arch/m32r/include/asm/ptrace.h index c4432f1fb2cf..ba487c554dbb 100644 --- a/arch/m32r/include/asm/ptrace.h +++ b/arch/m32r/include/asm/ptrace.h @@ -1,6 +1,3 @@ -#ifndef _ASM_M32R_PTRACE_H -#define _ASM_M32R_PTRACE_H - /* * linux/include/asm-m32r/ptrace.h * @@ -11,111 +8,12 @@ * M32R version: * Copyright (C) 2001-2002, 2004 Hirokazu Takata <takata at linux-m32r.org> */ +#ifndef _ASM_M32R_PTRACE_H +#define _ASM_M32R_PTRACE_H -/* 0 - 13 are integer registers (general purpose registers). */ -#define PT_R4 0 -#define PT_R5 1 -#define PT_R6 2 -#define PT_REGS 3 -#define PT_R0 4 -#define PT_R1 5 -#define PT_R2 6 -#define PT_R3 7 -#define PT_R7 8 -#define PT_R8 9 -#define PT_R9 10 -#define PT_R10 11 -#define PT_R11 12 -#define PT_R12 13 -#define PT_SYSCNR 14 -#define PT_R13 PT_FP -#define PT_R14 PT_LR -#define PT_R15 PT_SP - -/* processor status and miscellaneous context registers. */ -#define PT_ACC0H 15 -#define PT_ACC0L 16 -#define PT_ACC1H 17 /* ISA_DSP_LEVEL2 only */ -#define PT_ACC1L 18 /* ISA_DSP_LEVEL2 only */ -#define PT_PSW 19 -#define PT_BPC 20 -#define PT_BBPSW 21 -#define PT_BBPC 22 -#define PT_SPU 23 -#define PT_FP 24 -#define PT_LR 25 -#define PT_SPI 26 -#define PT_ORIGR0 27 - -/* virtual pt_reg entry for gdb */ -#define PT_PC 30 -#define PT_CBR 31 -#define PT_EVB 32 - - -/* Control registers. */ -#define SPR_CR0 PT_PSW -#define SPR_CR1 PT_CBR /* read only */ -#define SPR_CR2 PT_SPI -#define SPR_CR3 PT_SPU -#define SPR_CR4 -#define SPR_CR5 PT_EVB /* part of M32R/E, M32R/I core only */ -#define SPR_CR6 PT_BPC -#define SPR_CR7 -#define SPR_CR8 PT_BBPSW -#define SPR_CR9 -#define SPR_CR10 -#define SPR_CR11 -#define SPR_CR12 -#define SPR_CR13 PT_WR -#define SPR_CR14 PT_BBPC -#define SPR_CR15 - -/* this struct defines the way the registers are stored on the - stack during a system call. */ -struct pt_regs { - /* Saved main processor registers. */ - unsigned long r4; - unsigned long r5; - unsigned long r6; - struct pt_regs *pt_regs; - unsigned long r0; - unsigned long r1; - unsigned long r2; - unsigned long r3; - unsigned long r7; - unsigned long r8; - unsigned long r9; - unsigned long r10; - unsigned long r11; - unsigned long r12; - long syscall_nr; - - /* Saved main processor status and miscellaneous context registers. */ - unsigned long acc0h; - unsigned long acc0l; - unsigned long acc1h; /* ISA_DSP_LEVEL2 only */ - unsigned long acc1l; /* ISA_DSP_LEVEL2 only */ - unsigned long psw; - unsigned long bpc; /* saved PC for TRAP syscalls */ - unsigned long bbpsw; - unsigned long bbpc; - unsigned long spu; /* saved user stack */ - unsigned long fp; - unsigned long lr; /* saved PC for JL syscalls */ - unsigned long spi; /* saved kernel stack */ - unsigned long orig_r0; -}; - -/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ -#define PTRACE_GETREGS 12 -#define PTRACE_SETREGS 13 - -#define PTRACE_OLDSETOPTIONS 21 - -#ifdef __KERNEL__ #include <asm/m32r.h> /* M32R_PSW_BSM, M32R_PSW_BPM */ +#include <uapi/asm/ptrace.h> #define arch_has_single_step() (1) @@ -142,6 +40,4 @@ extern void withdraw_debug_trap(struct pt_regs *regs); #define current_pt_regs() ((struct pt_regs *) \ ((unsigned long)current_thread_info() + THREAD_SIZE) - 1) -#endif /* __KERNEL */ - #endif /* _ASM_M32R_PTRACE_H */ diff --git a/arch/m32r/include/asm/setup.h b/arch/m32r/include/asm/setup.h index c637ab992394..bbe59a9ce8c6 100644 --- a/arch/m32r/include/asm/setup.h +++ b/arch/m32r/include/asm/setup.h @@ -1,13 +1,8 @@ #ifndef _ASM_M32R_SETUP_H #define _ASM_M32R_SETUP_H -/* - * This is set up by the setup-routine at boot-time - */ +#include <uapi/asm/setup.h> -#define COMMAND_LINE_SIZE 512 - -#ifdef __KERNEL__ #define PARAM ((unsigned char *)empty_zero_page) @@ -33,6 +28,4 @@ extern unsigned long memory_start; extern unsigned long memory_end; -#endif /* __KERNEL__ */ - #endif /* _ASM_M32R_SETUP_H */ diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h index e4d2e2ad5f1e..a5ba4a217fb9 100644 --- a/arch/m32r/include/asm/signal.h +++ b/arch/m32r/include/asm/signal.h @@ -1,14 +1,8 @@ #ifndef _ASM_M32R_SIGNAL_H #define _ASM_M32R_SIGNAL_H -#include <linux/types.h> -#include <linux/time.h> -#include <linux/compiler.h> +#include <uapi/asm/signal.h> -/* Avoid too many header ordering problems. */ -struct siginfo; - -#ifdef __KERNEL__ /* Most things should be clean enough to redefine this at will, if care is taken to make libc match. */ @@ -22,94 +16,6 @@ typedef struct { unsigned long sig[_NSIG_WORDS]; } sigset_t; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -#define NSIG 32 -typedef unsigned long sigset_t; - -#endif /* __KERNEL__ */ - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001u -#define SA_NOCLDWAIT 0x00000002u -#define SA_SIGINFO 0x00000004u -#define SA_ONSTACK 0x08000000u -#define SA_RESTART 0x10000000u -#define SA_NODEFER 0x40000000u -#define SA_RESETHAND 0x80000000u - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal-defs.h> - -#ifdef __KERNEL__ struct sigaction { __sighandler_t sa_handler; unsigned long sa_flags; @@ -120,35 +26,8 @@ struct sigaction { struct k_sigaction { struct sigaction sa; }; -#else -/* Here we must cater to libcs that poke about in kernel headers. */ - -struct sigaction { - union { - __sighandler_t _sa_handler; - void (*_sa_sigaction)(int, struct siginfo *, void *); - } _u; - sigset_t sa_mask; - unsigned long sa_flags; - void (*sa_restorer)(void); -}; - -#define sa_handler _u._sa_handler -#define sa_sigaction _u._sa_sigaction - -#endif /* __KERNEL__ */ - -typedef struct sigaltstack { - void __user *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ #include <asm/sigcontext.h> #undef __HAVE_ARCH_SIG_BITOPS -#endif /* __KERNEL__ */ - #endif /* _ASM_M32R_SIGNAL_H */ diff --git a/arch/m32r/include/asm/termios.h b/arch/m32r/include/asm/termios.h index 93ce79fd342a..680898f0b3d6 100644 --- a/arch/m32r/include/asm/termios.h +++ b/arch/m32r/include/asm/termios.h @@ -1,46 +1,8 @@ #ifndef _M32R_TERMIOS_H #define _M32R_TERMIOS_H -#include <asm/termbits.h> -#include <asm/ioctls.h> - -struct winsize { - unsigned short ws_row; - unsigned short ws_col; - unsigned short ws_xpixel; - unsigned short ws_ypixel; -}; - -#define NCC 8 -struct termio { - unsigned short c_iflag; /* input mode flags */ - unsigned short c_oflag; /* output mode flags */ - unsigned short c_cflag; /* control mode flags */ - unsigned short c_lflag; /* local mode flags */ - unsigned char c_line; /* line discipline */ - unsigned char c_cc[NCC]; /* control characters */ -}; - -/* modem lines */ -#define TIOCM_LE 0x001 -#define TIOCM_DTR 0x002 -#define TIOCM_RTS 0x004 -#define TIOCM_ST 0x008 -#define TIOCM_SR 0x010 -#define TIOCM_CTS 0x020 -#define TIOCM_CAR 0x040 -#define TIOCM_RNG 0x080 -#define TIOCM_DSR 0x100 -#define TIOCM_CD TIOCM_CAR -#define TIOCM_RI TIOCM_RNG -#define TIOCM_OUT1 0x2000 -#define TIOCM_OUT2 0x4000 -#define TIOCM_LOOP 0x8000 - -/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ - -#ifdef __KERNEL__ #include <linux/module.h> +#include <uapi/asm/termios.h> /* intr=^C quit=^\ erase=del kill=^U eof=^D vtime=\0 vmin=\1 sxtc=\0 @@ -86,6 +48,4 @@ struct termio { #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) -#endif /* __KERNEL__ */ - #endif /* _M32R_TERMIOS_H */ diff --git a/arch/m32r/include/asm/types.h b/arch/m32r/include/asm/types.h index bb2eeadecf99..04a44c6ee34d 100644 --- a/arch/m32r/include/asm/types.h +++ b/arch/m32r/include/asm/types.h @@ -1,15 +1,12 @@ #ifndef _ASM_M32R_TYPES_H #define _ASM_M32R_TYPES_H -#include <asm-generic/int-ll64.h> +#include <uapi/asm/types.h> /* * These aren't exported outside the kernel to avoid name space clashes */ -#ifdef __KERNEL__ #define BITS_PER_LONG 32 -#endif /* __KERNEL__ */ - #endif /* _ASM_M32R_TYPES_H */ diff --git a/arch/m32r/include/asm/unistd.h b/arch/m32r/include/asm/unistd.h index d9e7351af2a4..1eade32082b8 100644 --- a/arch/m32r/include/asm/unistd.h +++ b/arch/m32r/include/asm/unistd.h @@ -1,338 +1,8 @@ #ifndef _ASM_M32R_UNISTD_H #define _ASM_M32R_UNISTD_H -/* - * This file contains the system call numbers. - */ - -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_waitpid 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -/* 16 is unused */ -/* 17 is unused */ -/* 18 is unused */ -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -/* 23 is unused */ -/* 24 is unused */ -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -/* 28 is unused */ -#define __NR_pause 29 -#define __NR_utime 30 -/* 31 is unused */ -#define __NR_cachectl 32 /* old #define __NR_gtty 32*/ -#define __NR_access 33 -/* 34 is unused */ -/* 35 is unused */ -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 -/* 44 is unused */ -#define __NR_brk 45 -/* 46 is unused */ -/* 47 is unused (getgid16) */ -/* 48 is unused */ -/* 49 is unused */ -/* 50 is unused */ -#define __NR_acct 51 -#define __NR_umount2 52 -/* 53 is unused */ -#define __NR_ioctl 54 -/* 55 is unused (fcntl) */ -/* 56 is unused */ -#define __NR_setpgid 57 -/* 58 is unused */ -/* 59 is unused */ -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -/* 67 is unused */ -/* 68 is unused*/ -/* 69 is unused*/ -/* 70 is unused */ -/* 71 is unused */ -/* 72 is unused */ -/* 73 is unused */ -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -/* 76 is unused (old getrlimit) */ -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -/* 80 is unused */ -/* 81 is unused */ -/* 82 is unused */ -#define __NR_symlink 83 -/* 84 is unused */ -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -/* 89 is unused */ -/* 90 is unused */ -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -/* 95 is unused */ -#define __NR_getpriority 96 -#define __NR_setpriority 97 -/* 98 is unused */ -#define __NR_statfs 99 -#define __NR_fstatfs 100 -/* 101 is unused */ -#define __NR_socketcall 102 -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -/* 109 is unused */ -/* 110 is unused */ -#define __NR_vhangup 111 -/* 112 is unused */ -/* 113 is unused */ -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -/* 119 is unused */ -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -/* 123 is unused */ -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -/* 126 is unused */ -/* 127 is unused */ -#define __NR_init_module 128 -#define __NR_delete_module 129 -/* 130 is unused */ -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 -/* 137 is unused */ -/* 138 is unused */ -/* 139 is unused */ -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -/* 164 is unused */ -/* 165 is unused */ -#define __NR_tas 166 -/* 167 is unused */ -#define __NR_poll 168 -#define __NR_nfsservctl 169 -/* 170 is unused */ -/* 171 is unused */ -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -/* 182 is unused */ -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 -/* 188 is unused */ -/* 189 is unused */ -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 -#define __NR_getdents64 220 -#define __NR_fcntl64 221 -/* 222 is unused */ -/* 223 is unused */ -#define __NR_gettid 224 -#define __NR_readahead 225 -#define __NR_setxattr 226 -#define __NR_lsetxattr 227 -#define __NR_fsetxattr 228 -#define __NR_getxattr 229 -#define __NR_lgetxattr 230 -#define __NR_fgetxattr 231 -#define __NR_listxattr 232 -#define __NR_llistxattr 233 -#define __NR_flistxattr 234 -#define __NR_removexattr 235 -#define __NR_lremovexattr 236 -#define __NR_fremovexattr 237 -#define __NR_tkill 238 -#define __NR_sendfile64 239 -#define __NR_futex 240 -#define __NR_sched_setaffinity 241 -#define __NR_sched_getaffinity 242 -#define __NR_set_thread_area 243 -#define __NR_get_thread_area 244 -#define __NR_io_setup 245 -#define __NR_io_destroy 246 -#define __NR_io_getevents 247 -#define __NR_io_submit 248 -#define __NR_io_cancel 249 -#define __NR_fadvise64 250 -/* 251 is unused */ -#define __NR_exit_group 252 -#define __NR_lookup_dcookie 253 -#define __NR_epoll_create 254 -#define __NR_epoll_ctl 255 -#define __NR_epoll_wait 256 -#define __NR_remap_file_pages 257 -#define __NR_set_tid_address 258 -#define __NR_timer_create 259 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -#define __NR_statfs64 268 -#define __NR_fstatfs64 269 -#define __NR_tgkill 270 -#define __NR_utimes 271 -#define __NR_fadvise64_64 272 -#define __NR_vserver 273 -#define __NR_mbind 274 -#define __NR_get_mempolicy 275 -#define __NR_set_mempolicy 276 -#define __NR_mq_open 277 -#define __NR_mq_unlink (__NR_mq_open+1) -#define __NR_mq_timedsend (__NR_mq_open+2) -#define __NR_mq_timedreceive (__NR_mq_open+3) -#define __NR_mq_notify (__NR_mq_open+4) -#define __NR_mq_getsetattr (__NR_mq_open+5) -#define __NR_kexec_load 283 -#define __NR_waitid 284 -/* 285 is unused */ -#define __NR_add_key 286 -#define __NR_request_key 287 -#define __NR_keyctl 288 -#define __NR_ioprio_set 289 -#define __NR_ioprio_get 290 -#define __NR_inotify_init 291 -#define __NR_inotify_add_watch 292 -#define __NR_inotify_rm_watch 293 -#define __NR_migrate_pages 294 -#define __NR_openat 295 -#define __NR_mkdirat 296 -#define __NR_mknodat 297 -#define __NR_fchownat 298 -#define __NR_futimesat 299 -#define __NR_fstatat64 300 -#define __NR_unlinkat 301 -#define __NR_renameat 302 -#define __NR_linkat 303 -#define __NR_symlinkat 304 -#define __NR_readlinkat 305 -#define __NR_fchmodat 306 -#define __NR_faccessat 307 -#define __NR_pselect6 308 -#define __NR_ppoll 309 -#define __NR_unshare 310 -#define __NR_set_robust_list 311 -#define __NR_get_robust_list 312 -#define __NR_splice 313 -#define __NR_sync_file_range 314 -#define __NR_tee 315 -#define __NR_vmsplice 316 -#define __NR_move_pages 317 -#define __NR_getcpu 318 -#define __NR_epoll_pwait 319 -#define __NR_utimensat 320 -#define __NR_signalfd 321 -/* #define __NR_timerfd 322 removed */ -#define __NR_eventfd 323 -#define __NR_fallocate 324 -#define __NR_setns 325 +#include <uapi/asm/unistd.h> -#ifdef __KERNEL__ #define NR_syscalls 326 @@ -391,5 +61,4 @@ #define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") #endif -#endif /* __KERNEL__ */ #endif /* _ASM_M32R_UNISTD_H */ diff --git a/arch/m32r/include/uapi/asm/Kbuild b/arch/m32r/include/uapi/asm/Kbuild index baebb3da1d44..43937a61d6cf 100644 --- a/arch/m32r/include/uapi/asm/Kbuild +++ b/arch/m32r/include/uapi/asm/Kbuild @@ -1,3 +1,33 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +header-y += auxvec.h +header-y += bitsperlong.h +header-y += byteorder.h +header-y += errno.h +header-y += fcntl.h +header-y += ioctl.h +header-y += ioctls.h +header-y += ipcbuf.h +header-y += mman.h +header-y += msgbuf.h +header-y += param.h +header-y += poll.h +header-y += posix_types.h +header-y += ptrace.h +header-y += resource.h +header-y += sembuf.h +header-y += setup.h +header-y += shmbuf.h +header-y += sigcontext.h +header-y += siginfo.h +header-y += signal.h +header-y += socket.h +header-y += sockios.h +header-y += stat.h +header-y += statfs.h +header-y += swab.h +header-y += termbits.h +header-y += termios.h +header-y += types.h +header-y += unistd.h diff --git a/arch/m32r/include/asm/auxvec.h b/arch/m32r/include/uapi/asm/auxvec.h index f76dcc860fae..f76dcc860fae 100644 --- a/arch/m32r/include/asm/auxvec.h +++ b/arch/m32r/include/uapi/asm/auxvec.h diff --git a/arch/m32r/include/asm/bitsperlong.h b/arch/m32r/include/uapi/asm/bitsperlong.h index 6dc0bb0c13b2..6dc0bb0c13b2 100644 --- a/arch/m32r/include/asm/bitsperlong.h +++ b/arch/m32r/include/uapi/asm/bitsperlong.h diff --git a/arch/m32r/include/asm/byteorder.h b/arch/m32r/include/uapi/asm/byteorder.h index 21855d8b028b..21855d8b028b 100644 --- a/arch/m32r/include/asm/byteorder.h +++ b/arch/m32r/include/uapi/asm/byteorder.h diff --git a/arch/m32r/include/asm/errno.h b/arch/m32r/include/uapi/asm/errno.h index 777149262aad..777149262aad 100644 --- a/arch/m32r/include/asm/errno.h +++ b/arch/m32r/include/uapi/asm/errno.h diff --git a/arch/m32r/include/asm/fcntl.h b/arch/m32r/include/uapi/asm/fcntl.h index 46ab12db5739..46ab12db5739 100644 --- a/arch/m32r/include/asm/fcntl.h +++ b/arch/m32r/include/uapi/asm/fcntl.h diff --git a/arch/m32r/include/asm/ioctl.h b/arch/m32r/include/uapi/asm/ioctl.h index b279fe06dfe5..b279fe06dfe5 100644 --- a/arch/m32r/include/asm/ioctl.h +++ b/arch/m32r/include/uapi/asm/ioctl.h diff --git a/arch/m32r/include/asm/ioctls.h b/arch/m32r/include/uapi/asm/ioctls.h index 349bf87bfbd0..349bf87bfbd0 100644 --- a/arch/m32r/include/asm/ioctls.h +++ b/arch/m32r/include/uapi/asm/ioctls.h diff --git a/arch/m32r/include/asm/ipcbuf.h b/arch/m32r/include/uapi/asm/ipcbuf.h index 84c7e51cb6d0..84c7e51cb6d0 100644 --- a/arch/m32r/include/asm/ipcbuf.h +++ b/arch/m32r/include/uapi/asm/ipcbuf.h diff --git a/arch/m32r/include/asm/mman.h b/arch/m32r/include/uapi/asm/mman.h index 8eebf89f5ab1..8eebf89f5ab1 100644 --- a/arch/m32r/include/asm/mman.h +++ b/arch/m32r/include/uapi/asm/mman.h diff --git a/arch/m32r/include/asm/msgbuf.h b/arch/m32r/include/uapi/asm/msgbuf.h index 0d5a877b813e..0d5a877b813e 100644 --- a/arch/m32r/include/asm/msgbuf.h +++ b/arch/m32r/include/uapi/asm/msgbuf.h diff --git a/arch/m32r/include/asm/param.h b/arch/m32r/include/uapi/asm/param.h index fa207bdf96e7..fa207bdf96e7 100644 --- a/arch/m32r/include/asm/param.h +++ b/arch/m32r/include/uapi/asm/param.h diff --git a/arch/m32r/include/asm/poll.h b/arch/m32r/include/uapi/asm/poll.h index c98509d3149e..c98509d3149e 100644 --- a/arch/m32r/include/asm/poll.h +++ b/arch/m32r/include/uapi/asm/poll.h diff --git a/arch/m32r/include/asm/posix_types.h b/arch/m32r/include/uapi/asm/posix_types.h index 236de26a409b..236de26a409b 100644 --- a/arch/m32r/include/asm/posix_types.h +++ b/arch/m32r/include/uapi/asm/posix_types.h diff --git a/arch/m32r/include/uapi/asm/ptrace.h b/arch/m32r/include/uapi/asm/ptrace.h new file mode 100644 index 000000000000..f6930a822517 --- /dev/null +++ b/arch/m32r/include/uapi/asm/ptrace.h @@ -0,0 +1,117 @@ +/* + * linux/include/asm-m32r/ptrace.h + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * M32R version: + * Copyright (C) 2001-2002, 2004 Hirokazu Takata <takata at linux-m32r.org> + */ +#ifndef _UAPI_ASM_M32R_PTRACE_H +#define _UAPI_ASM_M32R_PTRACE_H + + +/* 0 - 13 are integer registers (general purpose registers). */ +#define PT_R4 0 +#define PT_R5 1 +#define PT_R6 2 +#define PT_REGS 3 +#define PT_R0 4 +#define PT_R1 5 +#define PT_R2 6 +#define PT_R3 7 +#define PT_R7 8 +#define PT_R8 9 +#define PT_R9 10 +#define PT_R10 11 +#define PT_R11 12 +#define PT_R12 13 +#define PT_SYSCNR 14 +#define PT_R13 PT_FP +#define PT_R14 PT_LR +#define PT_R15 PT_SP + +/* processor status and miscellaneous context registers. */ +#define PT_ACC0H 15 +#define PT_ACC0L 16 +#define PT_ACC1H 17 /* ISA_DSP_LEVEL2 only */ +#define PT_ACC1L 18 /* ISA_DSP_LEVEL2 only */ +#define PT_PSW 19 +#define PT_BPC 20 +#define PT_BBPSW 21 +#define PT_BBPC 22 +#define PT_SPU 23 +#define PT_FP 24 +#define PT_LR 25 +#define PT_SPI 26 +#define PT_ORIGR0 27 + +/* virtual pt_reg entry for gdb */ +#define PT_PC 30 +#define PT_CBR 31 +#define PT_EVB 32 + + +/* Control registers. */ +#define SPR_CR0 PT_PSW +#define SPR_CR1 PT_CBR /* read only */ +#define SPR_CR2 PT_SPI +#define SPR_CR3 PT_SPU +#define SPR_CR4 +#define SPR_CR5 PT_EVB /* part of M32R/E, M32R/I core only */ +#define SPR_CR6 PT_BPC +#define SPR_CR7 +#define SPR_CR8 PT_BBPSW +#define SPR_CR9 +#define SPR_CR10 +#define SPR_CR11 +#define SPR_CR12 +#define SPR_CR13 PT_WR +#define SPR_CR14 PT_BBPC +#define SPR_CR15 + +/* this struct defines the way the registers are stored on the + stack during a system call. */ +struct pt_regs { + /* Saved main processor registers. */ + unsigned long r4; + unsigned long r5; + unsigned long r6; + struct pt_regs *pt_regs; + unsigned long r0; + unsigned long r1; + unsigned long r2; + unsigned long r3; + unsigned long r7; + unsigned long r8; + unsigned long r9; + unsigned long r10; + unsigned long r11; + unsigned long r12; + long syscall_nr; + + /* Saved main processor status and miscellaneous context registers. */ + unsigned long acc0h; + unsigned long acc0l; + unsigned long acc1h; /* ISA_DSP_LEVEL2 only */ + unsigned long acc1l; /* ISA_DSP_LEVEL2 only */ + unsigned long psw; + unsigned long bpc; /* saved PC for TRAP syscalls */ + unsigned long bbpsw; + unsigned long bbpc; + unsigned long spu; /* saved user stack */ + unsigned long fp; + unsigned long lr; /* saved PC for JL syscalls */ + unsigned long spi; /* saved kernel stack */ + unsigned long orig_r0; +}; + +/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */ +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 + +#define PTRACE_OLDSETOPTIONS 21 + + +#endif /* _UAPI_ASM_M32R_PTRACE_H */ diff --git a/arch/m32r/include/asm/resource.h b/arch/m32r/include/uapi/asm/resource.h index b1ce766e37a0..b1ce766e37a0 100644 --- a/arch/m32r/include/asm/resource.h +++ b/arch/m32r/include/uapi/asm/resource.h diff --git a/arch/m32r/include/asm/sembuf.h b/arch/m32r/include/uapi/asm/sembuf.h index c9873d6890e2..c9873d6890e2 100644 --- a/arch/m32r/include/asm/sembuf.h +++ b/arch/m32r/include/uapi/asm/sembuf.h diff --git a/arch/m32r/include/uapi/asm/setup.h b/arch/m32r/include/uapi/asm/setup.h new file mode 100644 index 000000000000..96961a42e5f4 --- /dev/null +++ b/arch/m32r/include/uapi/asm/setup.h @@ -0,0 +1,11 @@ +#ifndef _UAPI_ASM_M32R_SETUP_H +#define _UAPI_ASM_M32R_SETUP_H + +/* + * This is set up by the setup-routine at boot-time + */ + +#define COMMAND_LINE_SIZE 512 + + +#endif /* _UAPI_ASM_M32R_SETUP_H */ diff --git a/arch/m32r/include/asm/shmbuf.h b/arch/m32r/include/uapi/asm/shmbuf.h index b0cdf0aa7d65..b0cdf0aa7d65 100644 --- a/arch/m32r/include/asm/shmbuf.h +++ b/arch/m32r/include/uapi/asm/shmbuf.h diff --git a/arch/m32r/include/asm/sigcontext.h b/arch/m32r/include/uapi/asm/sigcontext.h index da4a9c36d09b..da4a9c36d09b 100644 --- a/arch/m32r/include/asm/sigcontext.h +++ b/arch/m32r/include/uapi/asm/sigcontext.h diff --git a/arch/m32r/include/asm/siginfo.h b/arch/m32r/include/uapi/asm/siginfo.h index 7d9cd9ebfd0e..7d9cd9ebfd0e 100644 --- a/arch/m32r/include/asm/siginfo.h +++ b/arch/m32r/include/uapi/asm/siginfo.h diff --git a/arch/m32r/include/uapi/asm/signal.h b/arch/m32r/include/uapi/asm/signal.h new file mode 100644 index 000000000000..ef9788fda2ef --- /dev/null +++ b/arch/m32r/include/uapi/asm/signal.h @@ -0,0 +1,123 @@ +#ifndef _UAPI_ASM_M32R_SIGNAL_H +#define _UAPI_ASM_M32R_SIGNAL_H + +#include <linux/types.h> +#include <linux/time.h> +#include <linux/compiler.h> + +/* Avoid too many header ordering problems. */ +struct siginfo; + +#ifndef __KERNEL__ +/* Here we must cater to libcs that poke about in kernel headers. */ + +#define NSIG 32 +typedef unsigned long sigset_t; + +#endif /* __KERNEL__ */ + +#define SIGHUP 1 +#define SIGINT 2 +#define SIGQUIT 3 +#define SIGILL 4 +#define SIGTRAP 5 +#define SIGABRT 6 +#define SIGIOT 6 +#define SIGBUS 7 +#define SIGFPE 8 +#define SIGKILL 9 +#define SIGUSR1 10 +#define SIGSEGV 11 +#define SIGUSR2 12 +#define SIGPIPE 13 +#define SIGALRM 14 +#define SIGTERM 15 +#define SIGSTKFLT 16 +#define SIGCHLD 17 +#define SIGCONT 18 +#define SIGSTOP 19 +#define SIGTSTP 20 +#define SIGTTIN 21 +#define SIGTTOU 22 +#define SIGURG 23 +#define SIGXCPU 24 +#define SIGXFSZ 25 +#define SIGVTALRM 26 +#define SIGPROF 27 +#define SIGWINCH 28 +#define SIGIO 29 +#define SIGPOLL SIGIO +/* +#define SIGLOST 29 +*/ +#define SIGPWR 30 +#define SIGSYS 31 +#define SIGUNUSED 31 + +/* These should not be considered constants from userland. */ +#define SIGRTMIN 32 +#define SIGRTMAX _NSIG + +/* + * SA_FLAGS values: + * + * SA_ONSTACK indicates that a registered stack_t will be used. + * SA_RESTART flag to get restarting signals (which were the default long ago) + * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. + * SA_RESETHAND clears the handler when the signal is delivered. + * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. + * SA_NODEFER prevents the current signal from being masked in the handler. + * + * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single + * Unix names RESETHAND and NODEFER respectively. + */ +#define SA_NOCLDSTOP 0x00000001u +#define SA_NOCLDWAIT 0x00000002u +#define SA_SIGINFO 0x00000004u +#define SA_ONSTACK 0x08000000u +#define SA_RESTART 0x10000000u +#define SA_NODEFER 0x40000000u +#define SA_RESETHAND 0x80000000u + +#define SA_NOMASK SA_NODEFER +#define SA_ONESHOT SA_RESETHAND + +#define SA_RESTORER 0x04000000 + +/* + * sigaltstack controls + */ +#define SS_ONSTACK 1 +#define SS_DISABLE 2 + +#define MINSIGSTKSZ 2048 +#define SIGSTKSZ 8192 + +#include <asm-generic/signal-defs.h> + +#ifndef __KERNEL__ +/* Here we must cater to libcs that poke about in kernel headers. */ + +struct sigaction { + union { + __sighandler_t _sa_handler; + void (*_sa_sigaction)(int, struct siginfo *, void *); + } _u; + sigset_t sa_mask; + unsigned long sa_flags; + void (*sa_restorer)(void); +}; + +#define sa_handler _u._sa_handler +#define sa_sigaction _u._sa_sigaction + +#endif /* __KERNEL__ */ + +typedef struct sigaltstack { + void __user *ss_sp; + int ss_flags; + size_t ss_size; +} stack_t; + + +#endif /* _UAPI_ASM_M32R_SIGNAL_H */ diff --git a/arch/m32r/include/asm/socket.h b/arch/m32r/include/uapi/asm/socket.h index 5e7088a26726..5e7088a26726 100644 --- a/arch/m32r/include/asm/socket.h +++ b/arch/m32r/include/uapi/asm/socket.h diff --git a/arch/m32r/include/asm/sockios.h b/arch/m32r/include/uapi/asm/sockios.h index 6c1fb9b43bdb..6c1fb9b43bdb 100644 --- a/arch/m32r/include/asm/sockios.h +++ b/arch/m32r/include/uapi/asm/sockios.h diff --git a/arch/m32r/include/asm/stat.h b/arch/m32r/include/uapi/asm/stat.h index da4518f82d6d..da4518f82d6d 100644 --- a/arch/m32r/include/asm/stat.h +++ b/arch/m32r/include/uapi/asm/stat.h diff --git a/arch/m32r/include/asm/statfs.h b/arch/m32r/include/uapi/asm/statfs.h index 6eb4c6007e6b..6eb4c6007e6b 100644 --- a/arch/m32r/include/asm/statfs.h +++ b/arch/m32r/include/uapi/asm/statfs.h diff --git a/arch/m32r/include/asm/swab.h b/arch/m32r/include/uapi/asm/swab.h index 54dab001d6d1..54dab001d6d1 100644 --- a/arch/m32r/include/asm/swab.h +++ b/arch/m32r/include/uapi/asm/swab.h diff --git a/arch/m32r/include/asm/termbits.h b/arch/m32r/include/uapi/asm/termbits.h index 957a3c688549..957a3c688549 100644 --- a/arch/m32r/include/asm/termbits.h +++ b/arch/m32r/include/uapi/asm/termbits.h diff --git a/arch/m32r/include/uapi/asm/termios.h b/arch/m32r/include/uapi/asm/termios.h new file mode 100644 index 000000000000..07ad27b8f7db --- /dev/null +++ b/arch/m32r/include/uapi/asm/termios.h @@ -0,0 +1,43 @@ +#ifndef _UAPI_M32R_TERMIOS_H +#define _UAPI_M32R_TERMIOS_H + +#include <asm/termbits.h> +#include <asm/ioctls.h> + +struct winsize { + unsigned short ws_row; + unsigned short ws_col; + unsigned short ws_xpixel; + unsigned short ws_ypixel; +}; + +#define NCC 8 +struct termio { + unsigned short c_iflag; /* input mode flags */ + unsigned short c_oflag; /* output mode flags */ + unsigned short c_cflag; /* control mode flags */ + unsigned short c_lflag; /* local mode flags */ + unsigned char c_line; /* line discipline */ + unsigned char c_cc[NCC]; /* control characters */ +}; + +/* modem lines */ +#define TIOCM_LE 0x001 +#define TIOCM_DTR 0x002 +#define TIOCM_RTS 0x004 +#define TIOCM_ST 0x008 +#define TIOCM_SR 0x010 +#define TIOCM_CTS 0x020 +#define TIOCM_CAR 0x040 +#define TIOCM_RNG 0x080 +#define TIOCM_DSR 0x100 +#define TIOCM_CD TIOCM_CAR +#define TIOCM_RI TIOCM_RNG +#define TIOCM_OUT1 0x2000 +#define TIOCM_OUT2 0x4000 +#define TIOCM_LOOP 0x8000 + +/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ + + +#endif /* _UAPI_M32R_TERMIOS_H */ diff --git a/arch/m32r/include/uapi/asm/types.h b/arch/m32r/include/uapi/asm/types.h new file mode 100644 index 000000000000..9ec9d4c5ac4d --- /dev/null +++ b/arch/m32r/include/uapi/asm/types.h @@ -0,0 +1 @@ +#include <asm-generic/int-ll64.h> diff --git a/arch/m32r/include/uapi/asm/unistd.h b/arch/m32r/include/uapi/asm/unistd.h new file mode 100644 index 000000000000..5a54f2ae3b51 --- /dev/null +++ b/arch/m32r/include/uapi/asm/unistd.h @@ -0,0 +1,335 @@ +#ifndef _UAPI_ASM_M32R_UNISTD_H +#define _UAPI_ASM_M32R_UNISTD_H + +/* + * This file contains the system call numbers. + */ + +#define __NR_restart_syscall 0 +#define __NR_exit 1 +#define __NR_fork 2 +#define __NR_read 3 +#define __NR_write 4 +#define __NR_open 5 +#define __NR_close 6 +#define __NR_waitpid 7 +#define __NR_creat 8 +#define __NR_link 9 +#define __NR_unlink 10 +#define __NR_execve 11 +#define __NR_chdir 12 +#define __NR_time 13 +#define __NR_mknod 14 +#define __NR_chmod 15 +/* 16 is unused */ +/* 17 is unused */ +/* 18 is unused */ +#define __NR_lseek 19 +#define __NR_getpid 20 +#define __NR_mount 21 +#define __NR_umount 22 +/* 23 is unused */ +/* 24 is unused */ +#define __NR_stime 25 +#define __NR_ptrace 26 +#define __NR_alarm 27 +/* 28 is unused */ +#define __NR_pause 29 +#define __NR_utime 30 +/* 31 is unused */ +#define __NR_cachectl 32 /* old #define __NR_gtty 32*/ +#define __NR_access 33 +/* 34 is unused */ +/* 35 is unused */ +#define __NR_sync 36 +#define __NR_kill 37 +#define __NR_rename 38 +#define __NR_mkdir 39 +#define __NR_rmdir 40 +#define __NR_dup 41 +#define __NR_pipe 42 +#define __NR_times 43 +/* 44 is unused */ +#define __NR_brk 45 +/* 46 is unused */ +/* 47 is unused (getgid16) */ +/* 48 is unused */ +/* 49 is unused */ +/* 50 is unused */ +#define __NR_acct 51 +#define __NR_umount2 52 +/* 53 is unused */ +#define __NR_ioctl 54 +/* 55 is unused (fcntl) */ +/* 56 is unused */ +#define __NR_setpgid 57 +/* 58 is unused */ +/* 59 is unused */ +#define __NR_umask 60 +#define __NR_chroot 61 +#define __NR_ustat 62 +#define __NR_dup2 63 +#define __NR_getppid 64 +#define __NR_getpgrp 65 +#define __NR_setsid 66 +/* 67 is unused */ +/* 68 is unused*/ +/* 69 is unused*/ +/* 70 is unused */ +/* 71 is unused */ +/* 72 is unused */ +/* 73 is unused */ +#define __NR_sethostname 74 +#define __NR_setrlimit 75 +/* 76 is unused (old getrlimit) */ +#define __NR_getrusage 77 +#define __NR_gettimeofday 78 +#define __NR_settimeofday 79 +/* 80 is unused */ +/* 81 is unused */ +/* 82 is unused */ +#define __NR_symlink 83 +/* 84 is unused */ +#define __NR_readlink 85 +#define __NR_uselib 86 +#define __NR_swapon 87 +#define __NR_reboot 88 +/* 89 is unused */ +/* 90 is unused */ +#define __NR_munmap 91 +#define __NR_truncate 92 +#define __NR_ftruncate 93 +#define __NR_fchmod 94 +/* 95 is unused */ +#define __NR_getpriority 96 +#define __NR_setpriority 97 +/* 98 is unused */ +#define __NR_statfs 99 +#define __NR_fstatfs 100 +/* 101 is unused */ +#define __NR_socketcall 102 +#define __NR_syslog 103 +#define __NR_setitimer 104 +#define __NR_getitimer 105 +#define __NR_stat 106 +#define __NR_lstat 107 +#define __NR_fstat 108 +/* 109 is unused */ +/* 110 is unused */ +#define __NR_vhangup 111 +/* 112 is unused */ +/* 113 is unused */ +#define __NR_wait4 114 +#define __NR_swapoff 115 +#define __NR_sysinfo 116 +#define __NR_ipc 117 +#define __NR_fsync 118 +/* 119 is unused */ +#define __NR_clone 120 +#define __NR_setdomainname 121 +#define __NR_uname 122 +/* 123 is unused */ +#define __NR_adjtimex 124 +#define __NR_mprotect 125 +/* 126 is unused */ +/* 127 is unused */ +#define __NR_init_module 128 +#define __NR_delete_module 129 +/* 130 is unused */ +#define __NR_quotactl 131 +#define __NR_getpgid 132 +#define __NR_fchdir 133 +#define __NR_bdflush 134 +#define __NR_sysfs 135 +#define __NR_personality 136 +/* 137 is unused */ +/* 138 is unused */ +/* 139 is unused */ +#define __NR__llseek 140 +#define __NR_getdents 141 +#define __NR__newselect 142 +#define __NR_flock 143 +#define __NR_msync 144 +#define __NR_readv 145 +#define __NR_writev 146 +#define __NR_getsid 147 +#define __NR_fdatasync 148 +#define __NR__sysctl 149 +#define __NR_mlock 150 +#define __NR_munlock 151 +#define __NR_mlockall 152 +#define __NR_munlockall 153 +#define __NR_sched_setparam 154 +#define __NR_sched_getparam 155 +#define __NR_sched_setscheduler 156 +#define __NR_sched_getscheduler 157 +#define __NR_sched_yield 158 +#define __NR_sched_get_priority_max 159 +#define __NR_sched_get_priority_min 160 +#define __NR_sched_rr_get_interval 161 +#define __NR_nanosleep 162 +#define __NR_mremap 163 +/* 164 is unused */ +/* 165 is unused */ +#define __NR_tas 166 +/* 167 is unused */ +#define __NR_poll 168 +#define __NR_nfsservctl 169 +/* 170 is unused */ +/* 171 is unused */ +#define __NR_prctl 172 +#define __NR_rt_sigreturn 173 +#define __NR_rt_sigaction 174 +#define __NR_rt_sigprocmask 175 +#define __NR_rt_sigpending 176 +#define __NR_rt_sigtimedwait 177 +#define __NR_rt_sigqueueinfo 178 +#define __NR_rt_sigsuspend 179 +#define __NR_pread64 180 +#define __NR_pwrite64 181 +/* 182 is unused */ +#define __NR_getcwd 183 +#define __NR_capget 184 +#define __NR_capset 185 +#define __NR_sigaltstack 186 +#define __NR_sendfile 187 +/* 188 is unused */ +/* 189 is unused */ +#define __NR_vfork 190 +#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ +#define __NR_mmap2 192 +#define __NR_truncate64 193 +#define __NR_ftruncate64 194 +#define __NR_stat64 195 +#define __NR_lstat64 196 +#define __NR_fstat64 197 +#define __NR_lchown32 198 +#define __NR_getuid32 199 +#define __NR_getgid32 200 +#define __NR_geteuid32 201 +#define __NR_getegid32 202 +#define __NR_setreuid32 203 +#define __NR_setregid32 204 +#define __NR_getgroups32 205 +#define __NR_setgroups32 206 +#define __NR_fchown32 207 +#define __NR_setresuid32 208 +#define __NR_getresuid32 209 +#define __NR_setresgid32 210 +#define __NR_getresgid32 211 +#define __NR_chown32 212 +#define __NR_setuid32 213 +#define __NR_setgid32 214 +#define __NR_setfsuid32 215 +#define __NR_setfsgid32 216 +#define __NR_pivot_root 217 +#define __NR_mincore 218 +#define __NR_madvise 219 +#define __NR_getdents64 220 +#define __NR_fcntl64 221 +/* 222 is unused */ +/* 223 is unused */ +#define __NR_gettid 224 +#define __NR_readahead 225 +#define __NR_setxattr 226 +#define __NR_lsetxattr 227 +#define __NR_fsetxattr 228 +#define __NR_getxattr 229 +#define __NR_lgetxattr 230 +#define __NR_fgetxattr 231 +#define __NR_listxattr 232 +#define __NR_llistxattr 233 +#define __NR_flistxattr 234 +#define __NR_removexattr 235 +#define __NR_lremovexattr 236 +#define __NR_fremovexattr 237 +#define __NR_tkill 238 +#define __NR_sendfile64 239 +#define __NR_futex 240 +#define __NR_sched_setaffinity 241 +#define __NR_sched_getaffinity 242 +#define __NR_set_thread_area 243 +#define __NR_get_thread_area 244 +#define __NR_io_setup 245 +#define __NR_io_destroy 246 +#define __NR_io_getevents 247 +#define __NR_io_submit 248 +#define __NR_io_cancel 249 +#define __NR_fadvise64 250 +/* 251 is unused */ +#define __NR_exit_group 252 +#define __NR_lookup_dcookie 253 +#define __NR_epoll_create 254 +#define __NR_epoll_ctl 255 +#define __NR_epoll_wait 256 +#define __NR_remap_file_pages 257 +#define __NR_set_tid_address 258 +#define __NR_timer_create 259 +#define __NR_timer_settime (__NR_timer_create+1) +#define __NR_timer_gettime (__NR_timer_create+2) +#define __NR_timer_getoverrun (__NR_timer_create+3) +#define __NR_timer_delete (__NR_timer_create+4) +#define __NR_clock_settime (__NR_timer_create+5) +#define __NR_clock_gettime (__NR_timer_create+6) +#define __NR_clock_getres (__NR_timer_create+7) +#define __NR_clock_nanosleep (__NR_timer_create+8) +#define __NR_statfs64 268 +#define __NR_fstatfs64 269 +#define __NR_tgkill 270 +#define __NR_utimes 271 +#define __NR_fadvise64_64 272 +#define __NR_vserver 273 +#define __NR_mbind 274 +#define __NR_get_mempolicy 275 +#define __NR_set_mempolicy 276 +#define __NR_mq_open 277 +#define __NR_mq_unlink (__NR_mq_open+1) +#define __NR_mq_timedsend (__NR_mq_open+2) +#define __NR_mq_timedreceive (__NR_mq_open+3) +#define __NR_mq_notify (__NR_mq_open+4) +#define __NR_mq_getsetattr (__NR_mq_open+5) +#define __NR_kexec_load 283 +#define __NR_waitid 284 +/* 285 is unused */ +#define __NR_add_key 286 +#define __NR_request_key 287 +#define __NR_keyctl 288 +#define __NR_ioprio_set 289 +#define __NR_ioprio_get 290 +#define __NR_inotify_init 291 +#define __NR_inotify_add_watch 292 +#define __NR_inotify_rm_watch 293 +#define __NR_migrate_pages 294 +#define __NR_openat 295 +#define __NR_mkdirat 296 +#define __NR_mknodat 297 +#define __NR_fchownat 298 +#define __NR_futimesat 299 +#define __NR_fstatat64 300 +#define __NR_unlinkat 301 +#define __NR_renameat 302 +#define __NR_linkat 303 +#define __NR_symlinkat 304 +#define __NR_readlinkat 305 +#define __NR_fchmodat 306 +#define __NR_faccessat 307 +#define __NR_pselect6 308 +#define __NR_ppoll 309 +#define __NR_unshare 310 +#define __NR_set_robust_list 311 +#define __NR_get_robust_list 312 +#define __NR_splice 313 +#define __NR_sync_file_range 314 +#define __NR_tee 315 +#define __NR_vmsplice 316 +#define __NR_move_pages 317 +#define __NR_getcpu 318 +#define __NR_epoll_pwait 319 +#define __NR_utimensat 320 +#define __NR_signalfd 321 +/* #define __NR_timerfd 322 removed */ +#define __NR_eventfd 323 +#define __NR_fallocate 324 +#define __NR_setns 325 + +#endif /* _UAPI_ASM_M32R_UNISTD_H */ diff --git a/arch/score/include/asm/Kbuild b/arch/score/include/asm/Kbuild index 16e41fe1a419..cebaff8069a1 100644 --- a/arch/score/include/asm/Kbuild +++ b/arch/score/include/asm/Kbuild @@ -1,4 +1,3 @@ -include include/asm-generic/Kbuild.asm header-y += diff --git a/arch/score/include/asm/ptrace.h b/arch/score/include/asm/ptrace.h index e89dc9b1ef49..78fc538db84c 100644 --- a/arch/score/include/asm/ptrace.h +++ b/arch/score/include/asm/ptrace.h @@ -1,78 +1,8 @@ #ifndef _ASM_SCORE_PTRACE_H #define _ASM_SCORE_PTRACE_H -#define PTRACE_GETREGS 12 -#define PTRACE_SETREGS 13 +#include <uapi/asm/ptrace.h> -#define PC 32 -#define CONDITION 33 -#define ECR 34 -#define EMA 35 -#define CEH 36 -#define CEL 37 -#define COUNTER 38 -#define LDCR 39 -#define STCR 40 -#define PSR 41 - -#define SINGLESTEP16_INSN 0x7006 -#define SINGLESTEP32_INSN 0x840C8000 -#define BREAKPOINT16_INSN 0x7002 /* work on SPG300 */ -#define BREAKPOINT32_INSN 0x84048000 /* work on SPG300 */ - -/* Define instruction mask */ -#define INSN32_MASK 0x80008000 - -#define J32 0x88008000 /* 1_00010_0000000000_1_000000000000000 */ -#define J32M 0xFC008000 /* 1_11111_0000000000_1_000000000000000 */ - -#define B32 0x90008000 /* 1_00100_0000000000_1_000000000000000 */ -#define B32M 0xFC008000 -#define BL32 0x90008001 /* 1_00100_0000000000_1_000000000000001 */ -#define BL32M B32 -#define BR32 0x80008008 /* 1_00000_0000000000_1_00000000_000100_0 */ -#define BR32M 0xFFE0807E -#define BRL32 0x80008009 /* 1_00000_0000000000_1_00000000_000100_1 */ -#define BRL32M BR32M - -#define B32_SET (J32 | B32 | BL32 | BR32 | BRL32) - -#define J16 0x3000 /* 0_011_....... */ -#define J16M 0xF000 -#define B16 0x4000 /* 0_100_....... */ -#define B16M 0xF000 -#define BR16 0x0004 /* 0_000.......0100 */ -#define BR16M 0xF00F -#define B16_SET (J16 | B16 | BR16) - - -/* - * This struct defines the way the registers are stored on the stack during a - * system call/exception. As usual the registers k0/k1 aren't being saved. - */ -struct pt_regs { - unsigned long pad0[6]; /* stack arguments */ - unsigned long orig_r4; - unsigned long orig_r7; - long is_syscall; - - unsigned long regs[32]; - - unsigned long cel; - unsigned long ceh; - - unsigned long sr0; /* cnt */ - unsigned long sr1; /* lcr */ - unsigned long sr2; /* scr */ - - unsigned long cp0_epc; - unsigned long cp0_ema; - unsigned long cp0_psr; - unsigned long cp0_ecr; - unsigned long cp0_condition; -}; - -#ifdef __KERNEL__ struct task_struct; @@ -91,6 +21,4 @@ extern int read_tsk_short(struct task_struct *, unsigned long, #define arch_has_single_step() (1) -#endif /* __KERNEL__ */ - #endif /* _ASM_SCORE_PTRACE_H */ diff --git a/arch/score/include/asm/setup.h b/arch/score/include/asm/setup.h index 3cb944dc68dc..1f3aa7262fa3 100644 --- a/arch/score/include/asm/setup.h +++ b/arch/score/include/asm/setup.h @@ -1,11 +1,8 @@ #ifndef _ASM_SCORE_SETUP_H #define _ASM_SCORE_SETUP_H -#define COMMAND_LINE_SIZE 256 -#define MEMORY_START 0 -#define MEMORY_SIZE 0x2000000 +#include <uapi/asm/setup.h> -#ifdef __KERNEL__ extern void pagetable_init(void); extern void pgd_init(unsigned long page); @@ -36,6 +33,4 @@ extern void debug_exception_vector(void); extern void general_exception_vector(void); extern void interrupt_exception_vector(void); -#endif /* __KERNEL__ */ - #endif /* _ASM_SCORE_SETUP_H */ diff --git a/arch/score/include/uapi/asm/Kbuild b/arch/score/include/uapi/asm/Kbuild index baebb3da1d44..040178cdb3eb 100644 --- a/arch/score/include/uapi/asm/Kbuild +++ b/arch/score/include/uapi/asm/Kbuild @@ -1,3 +1,34 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +header-y += auxvec.h +header-y += bitsperlong.h +header-y += byteorder.h +header-y += errno.h +header-y += fcntl.h +header-y += ioctl.h +header-y += ioctls.h +header-y += ipcbuf.h +header-y += kvm_para.h +header-y += mman.h +header-y += msgbuf.h +header-y += param.h +header-y += poll.h +header-y += posix_types.h +header-y += ptrace.h +header-y += resource.h +header-y += sembuf.h +header-y += setup.h +header-y += shmbuf.h +header-y += sigcontext.h +header-y += siginfo.h +header-y += signal.h +header-y += socket.h +header-y += sockios.h +header-y += stat.h +header-y += statfs.h +header-y += swab.h +header-y += termbits.h +header-y += termios.h +header-y += types.h +header-y += unistd.h diff --git a/arch/score/include/asm/auxvec.h b/arch/score/include/uapi/asm/auxvec.h index f69151565aee..f69151565aee 100644 --- a/arch/score/include/asm/auxvec.h +++ b/arch/score/include/uapi/asm/auxvec.h diff --git a/arch/score/include/asm/bitsperlong.h b/arch/score/include/uapi/asm/bitsperlong.h index 86ff337aa459..86ff337aa459 100644 --- a/arch/score/include/asm/bitsperlong.h +++ b/arch/score/include/uapi/asm/bitsperlong.h diff --git a/arch/score/include/asm/byteorder.h b/arch/score/include/uapi/asm/byteorder.h index 88cbebc79212..88cbebc79212 100644 --- a/arch/score/include/asm/byteorder.h +++ b/arch/score/include/uapi/asm/byteorder.h diff --git a/arch/score/include/asm/errno.h b/arch/score/include/uapi/asm/errno.h index 29ff39d5ab47..29ff39d5ab47 100644 --- a/arch/score/include/asm/errno.h +++ b/arch/score/include/uapi/asm/errno.h diff --git a/arch/score/include/asm/fcntl.h b/arch/score/include/uapi/asm/fcntl.h index 03968a3103a4..03968a3103a4 100644 --- a/arch/score/include/asm/fcntl.h +++ b/arch/score/include/uapi/asm/fcntl.h diff --git a/arch/score/include/asm/ioctl.h b/arch/score/include/uapi/asm/ioctl.h index a351d2194bfd..a351d2194bfd 100644 --- a/arch/score/include/asm/ioctl.h +++ b/arch/score/include/uapi/asm/ioctl.h diff --git a/arch/score/include/asm/ioctls.h b/arch/score/include/uapi/asm/ioctls.h index ed01d2b9aeab..ed01d2b9aeab 100644 --- a/arch/score/include/asm/ioctls.h +++ b/arch/score/include/uapi/asm/ioctls.h diff --git a/arch/score/include/asm/ipcbuf.h b/arch/score/include/uapi/asm/ipcbuf.h index e082ceff1818..e082ceff1818 100644 --- a/arch/score/include/asm/ipcbuf.h +++ b/arch/score/include/uapi/asm/ipcbuf.h diff --git a/arch/score/include/asm/kvm_para.h b/arch/score/include/uapi/asm/kvm_para.h index 14fab8f0b957..14fab8f0b957 100644 --- a/arch/score/include/asm/kvm_para.h +++ b/arch/score/include/uapi/asm/kvm_para.h diff --git a/arch/score/include/asm/mman.h b/arch/score/include/uapi/asm/mman.h index 84d85ddfed8d..84d85ddfed8d 100644 --- a/arch/score/include/asm/mman.h +++ b/arch/score/include/uapi/asm/mman.h diff --git a/arch/score/include/asm/msgbuf.h b/arch/score/include/uapi/asm/msgbuf.h index 7506721e29fa..7506721e29fa 100644 --- a/arch/score/include/asm/msgbuf.h +++ b/arch/score/include/uapi/asm/msgbuf.h diff --git a/arch/score/include/asm/param.h b/arch/score/include/uapi/asm/param.h index 916b8690b6aa..916b8690b6aa 100644 --- a/arch/score/include/asm/param.h +++ b/arch/score/include/uapi/asm/param.h diff --git a/arch/score/include/asm/poll.h b/arch/score/include/uapi/asm/poll.h index 18532db02861..18532db02861 100644 --- a/arch/score/include/asm/poll.h +++ b/arch/score/include/uapi/asm/poll.h diff --git a/arch/score/include/asm/posix_types.h b/arch/score/include/uapi/asm/posix_types.h index b88acf80048a..b88acf80048a 100644 --- a/arch/score/include/asm/posix_types.h +++ b/arch/score/include/uapi/asm/posix_types.h diff --git a/arch/score/include/uapi/asm/ptrace.h b/arch/score/include/uapi/asm/ptrace.h new file mode 100644 index 000000000000..f59771a3f127 --- /dev/null +++ b/arch/score/include/uapi/asm/ptrace.h @@ -0,0 +1,76 @@ +#ifndef _UAPI_ASM_SCORE_PTRACE_H +#define _UAPI_ASM_SCORE_PTRACE_H + +#define PTRACE_GETREGS 12 +#define PTRACE_SETREGS 13 + +#define PC 32 +#define CONDITION 33 +#define ECR 34 +#define EMA 35 +#define CEH 36 +#define CEL 37 +#define COUNTER 38 +#define LDCR 39 +#define STCR 40 +#define PSR 41 + +#define SINGLESTEP16_INSN 0x7006 +#define SINGLESTEP32_INSN 0x840C8000 +#define BREAKPOINT16_INSN 0x7002 /* work on SPG300 */ +#define BREAKPOINT32_INSN 0x84048000 /* work on SPG300 */ + +/* Define instruction mask */ +#define INSN32_MASK 0x80008000 + +#define J32 0x88008000 /* 1_00010_0000000000_1_000000000000000 */ +#define J32M 0xFC008000 /* 1_11111_0000000000_1_000000000000000 */ + +#define B32 0x90008000 /* 1_00100_0000000000_1_000000000000000 */ +#define B32M 0xFC008000 +#define BL32 0x90008001 /* 1_00100_0000000000_1_000000000000001 */ +#define BL32M B32 +#define BR32 0x80008008 /* 1_00000_0000000000_1_00000000_000100_0 */ +#define BR32M 0xFFE0807E +#define BRL32 0x80008009 /* 1_00000_0000000000_1_00000000_000100_1 */ +#define BRL32M BR32M + +#define B32_SET (J32 | B32 | BL32 | BR32 | BRL32) + +#define J16 0x3000 /* 0_011_....... */ +#define J16M 0xF000 +#define B16 0x4000 /* 0_100_....... */ +#define B16M 0xF000 +#define BR16 0x0004 /* 0_000.......0100 */ +#define BR16M 0xF00F +#define B16_SET (J16 | B16 | BR16) + + +/* + * This struct defines the way the registers are stored on the stack during a + * system call/exception. As usual the registers k0/k1 aren't being saved. + */ +struct pt_regs { + unsigned long pad0[6]; /* stack arguments */ + unsigned long orig_r4; + unsigned long orig_r7; + long is_syscall; + + unsigned long regs[32]; + + unsigned long cel; + unsigned long ceh; + + unsigned long sr0; /* cnt */ + unsigned long sr1; /* lcr */ + unsigned long sr2; /* scr */ + + unsigned long cp0_epc; + unsigned long cp0_ema; + unsigned long cp0_psr; + unsigned long cp0_ecr; + unsigned long cp0_condition; +}; + + +#endif /* _UAPI_ASM_SCORE_PTRACE_H */ diff --git a/arch/score/include/asm/resource.h b/arch/score/include/uapi/asm/resource.h index 9ce22bc7b475..9ce22bc7b475 100644 --- a/arch/score/include/asm/resource.h +++ b/arch/score/include/uapi/asm/resource.h diff --git a/arch/score/include/asm/sembuf.h b/arch/score/include/uapi/asm/sembuf.h index dae5e835ce9e..dae5e835ce9e 100644 --- a/arch/score/include/asm/sembuf.h +++ b/arch/score/include/uapi/asm/sembuf.h diff --git a/arch/score/include/uapi/asm/setup.h b/arch/score/include/uapi/asm/setup.h new file mode 100644 index 000000000000..ab9dbdb59bba --- /dev/null +++ b/arch/score/include/uapi/asm/setup.h @@ -0,0 +1,9 @@ +#ifndef _UAPI_ASM_SCORE_SETUP_H +#define _UAPI_ASM_SCORE_SETUP_H + +#define COMMAND_LINE_SIZE 256 +#define MEMORY_START 0 +#define MEMORY_SIZE 0x2000000 + + +#endif /* _UAPI_ASM_SCORE_SETUP_H */ diff --git a/arch/score/include/asm/shmbuf.h b/arch/score/include/uapi/asm/shmbuf.h index c85b2429ba21..c85b2429ba21 100644 --- a/arch/score/include/asm/shmbuf.h +++ b/arch/score/include/uapi/asm/shmbuf.h diff --git a/arch/score/include/asm/sigcontext.h b/arch/score/include/uapi/asm/sigcontext.h index 5ffda39ddb90..5ffda39ddb90 100644 --- a/arch/score/include/asm/sigcontext.h +++ b/arch/score/include/uapi/asm/sigcontext.h diff --git a/arch/score/include/asm/siginfo.h b/arch/score/include/uapi/asm/siginfo.h index 87ca35607a28..87ca35607a28 100644 --- a/arch/score/include/asm/siginfo.h +++ b/arch/score/include/uapi/asm/siginfo.h diff --git a/arch/score/include/asm/signal.h b/arch/score/include/uapi/asm/signal.h index 2605bc06b64f..2605bc06b64f 100644 --- a/arch/score/include/asm/signal.h +++ b/arch/score/include/uapi/asm/signal.h diff --git a/arch/score/include/asm/socket.h b/arch/score/include/uapi/asm/socket.h index 612a70e385ba..612a70e385ba 100644 --- a/arch/score/include/asm/socket.h +++ b/arch/score/include/uapi/asm/socket.h diff --git a/arch/score/include/asm/sockios.h b/arch/score/include/uapi/asm/sockios.h index ba8256480189..ba8256480189 100644 --- a/arch/score/include/asm/sockios.h +++ b/arch/score/include/uapi/asm/sockios.h diff --git a/arch/score/include/asm/stat.h b/arch/score/include/uapi/asm/stat.h index 5037055500a2..5037055500a2 100644 --- a/arch/score/include/asm/stat.h +++ b/arch/score/include/uapi/asm/stat.h diff --git a/arch/score/include/asm/statfs.h b/arch/score/include/uapi/asm/statfs.h index 36e41004e996..36e41004e996 100644 --- a/arch/score/include/asm/statfs.h +++ b/arch/score/include/uapi/asm/statfs.h diff --git a/arch/score/include/asm/swab.h b/arch/score/include/uapi/asm/swab.h index fadc3cc6d8a2..fadc3cc6d8a2 100644 --- a/arch/score/include/asm/swab.h +++ b/arch/score/include/uapi/asm/swab.h diff --git a/arch/score/include/asm/termbits.h b/arch/score/include/uapi/asm/termbits.h index 9a95c1412437..9a95c1412437 100644 --- a/arch/score/include/asm/termbits.h +++ b/arch/score/include/uapi/asm/termbits.h diff --git a/arch/score/include/asm/termios.h b/arch/score/include/uapi/asm/termios.h index 40984e811ad6..40984e811ad6 100644 --- a/arch/score/include/asm/termios.h +++ b/arch/score/include/uapi/asm/termios.h diff --git a/arch/score/include/asm/types.h b/arch/score/include/uapi/asm/types.h index 2140032778ee..2140032778ee 100644 --- a/arch/score/include/asm/types.h +++ b/arch/score/include/uapi/asm/types.h diff --git a/arch/score/include/asm/unistd.h b/arch/score/include/uapi/asm/unistd.h index 56001c93095a..56001c93095a 100644 --- a/arch/score/include/asm/unistd.h +++ b/arch/score/include/uapi/asm/unistd.h diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c index bd5de08ad6fd..0576a7dd32a5 100644 --- a/drivers/amba/tegra-ahb.c +++ b/drivers/amba/tegra-ahb.c @@ -157,6 +157,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn) EXPORT_SYMBOL(tegra_ahb_enable_smmu); #endif +#ifdef CONFIG_PM_SLEEP static int tegra_ahb_suspend(struct device *dev) { int i; @@ -176,6 +177,7 @@ static int tegra_ahb_resume(struct device *dev) gizmo_writel(ahb, ahb->ctx[i], tegra_ahb_gizmo[i]); return 0; } +#endif static UNIVERSAL_DEV_PM_OPS(tegra_ahb_pm, tegra_ahb_suspend, diff --git a/drivers/base/dma-buf.c b/drivers/base/dma-buf.c index 460e22dee36d..a3f79c495a41 100644 --- a/drivers/base/dma-buf.c +++ b/drivers/base/dma-buf.c @@ -298,6 +298,8 @@ void dma_buf_unmap_attachment(struct dma_buf_attachment *attach, struct sg_table *sg_table, enum dma_data_direction direction) { + might_sleep(); + if (WARN_ON(!attach || !attach->dmabuf || !sg_table)) return; diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 90493d4ead1f..c594cb16c37b 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -37,8 +37,12 @@ #include <linux/wait.h> #include <linux/workqueue.h> #include <linux/module.h> +#include <linux/dma-mapping.h> +#include <linux/kconfig.h> #include "../tty/hvc/hvc_console.h" +#define is_rproc_enabled IS_ENABLED(CONFIG_REMOTEPROC) + /* * This is a global struct for storing common data for all the devices * this driver handles. @@ -111,6 +115,21 @@ struct port_buffer { size_t len; /* offset in the buf from which to consume data */ size_t offset; + + /* DMA address of buffer */ + dma_addr_t dma; + + /* Device we got DMA memory from */ + struct device *dev; + + /* List of pending dma buffers to free */ + struct list_head list; + + /* If sgpages == 0 then buf is used */ + unsigned int sgpages; + + /* sg is used if spages > 0. sg must be the last in is struct */ + struct scatterlist sg[0]; }; /* @@ -325,6 +344,11 @@ static bool is_console_port(struct port *port) return false; } +static bool is_rproc_serial(const struct virtio_device *vdev) +{ + return is_rproc_enabled && vdev->id.device == VIRTIO_ID_RPROC_SERIAL; +} + static inline bool use_multiport(struct ports_device *portdev) { /* @@ -336,20 +360,110 @@ static inline bool use_multiport(struct ports_device *portdev) return portdev->vdev->features[0] & (1 << VIRTIO_CONSOLE_F_MULTIPORT); } -static void free_buf(struct port_buffer *buf) +static DEFINE_SPINLOCK(dma_bufs_lock); +static LIST_HEAD(pending_free_dma_bufs); + +static void free_buf(struct port_buffer *buf, bool can_sleep) { - kfree(buf->buf); + unsigned int i; + + for (i = 0; i < buf->sgpages; i++) { + struct page *page = sg_page(&buf->sg[i]); + if (!page) + break; + put_page(page); + } + + if (!buf->dev) { + kfree(buf->buf); + } else if (is_rproc_enabled) { + unsigned long flags; + + /* dma_free_coherent requires interrupts to be enabled. */ + if (!can_sleep) { + /* queue up dma-buffers to be freed later */ + spin_lock_irqsave(&dma_bufs_lock, flags); + list_add_tail(&buf->list, &pending_free_dma_bufs); + spin_unlock_irqrestore(&dma_bufs_lock, flags); + return; + } + dma_free_coherent(buf->dev, buf->size, buf->buf, buf->dma); + + /* Release device refcnt and allow it to be freed */ + put_device(buf->dev); + } + kfree(buf); } -static struct port_buffer *alloc_buf(size_t buf_size) +static void reclaim_dma_bufs(void) +{ + unsigned long flags; + struct port_buffer *buf, *tmp; + LIST_HEAD(tmp_list); + + if (list_empty(&pending_free_dma_bufs)) + return; + + /* Create a copy of the pending_free_dma_bufs while holding the lock */ + spin_lock_irqsave(&dma_bufs_lock, flags); + list_cut_position(&tmp_list, &pending_free_dma_bufs, + pending_free_dma_bufs.prev); + spin_unlock_irqrestore(&dma_bufs_lock, flags); + + /* Release the dma buffers, without irqs enabled */ + list_for_each_entry_safe(buf, tmp, &tmp_list, list) { + list_del(&buf->list); + free_buf(buf, true); + } +} + +static struct port_buffer *alloc_buf(struct virtqueue *vq, size_t buf_size, + int pages) { struct port_buffer *buf; - buf = kmalloc(sizeof(*buf), GFP_KERNEL); + reclaim_dma_bufs(); + + /* + * Allocate buffer and the sg list. The sg list array is allocated + * directly after the port_buffer struct. + */ + buf = kmalloc(sizeof(*buf) + sizeof(struct scatterlist) * pages, + GFP_KERNEL); if (!buf) goto fail; - buf->buf = kzalloc(buf_size, GFP_KERNEL); + + buf->sgpages = pages; + if (pages > 0) { + buf->dev = NULL; + buf->buf = NULL; + return buf; + } + + if (is_rproc_serial(vq->vdev)) { + /* + * Allocate DMA memory from ancestor. When a virtio + * device is created by remoteproc, the DMA memory is + * associated with the grandparent device: + * vdev => rproc => platform-dev. + * The code here would have been less quirky if + * DMA_MEMORY_INCLUDES_CHILDREN had been supported + * in dma-coherent.c + */ + if (!vq->vdev->dev.parent || !vq->vdev->dev.parent->parent) + goto free_buf; + buf->dev = vq->vdev->dev.parent->parent; + + /* Increase device refcnt to avoid freeing it */ + get_device(buf->dev); + buf->buf = dma_alloc_coherent(buf->dev, buf_size, &buf->dma, + GFP_KERNEL); + } else { + buf->dev = NULL; + buf->buf = kmalloc(buf_size, GFP_KERNEL); + } + if (!buf->buf) goto free_buf; buf->len = 0; @@ -396,6 +510,8 @@ static int add_inbuf(struct virtqueue *vq, struct port_buffer *buf) ret = virtqueue_add_buf(vq, sg, 0, 1, buf, GFP_ATOMIC); virtqueue_kick(vq); + if (!ret) + ret = vq->num_free; return ret; } @@ -416,7 +532,7 @@ static void discard_port_data(struct port *port) port->stats.bytes_discarded += buf->len - buf->offset; if (add_inbuf(port->in_vq, buf) < 0) { err++; - free_buf(buf); + free_buf(buf, false); } port->inbuf = NULL; buf = get_inbuf(port); @@ -459,7 +575,7 @@ static ssize_t __send_control_msg(struct ports_device *portdev, u32 port_id, vq = portdev->c_ovq; sg_init_one(sg, &cpkt, sizeof(cpkt)); - if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) >= 0) { + if (virtqueue_add_buf(vq, sg, 1, 0, &cpkt, GFP_ATOMIC) == 0) { virtqueue_kick(vq); while (!virtqueue_get_buf(vq, &len)) cpu_relax(); @@ -476,55 +592,29 @@ static ssize_t send_control_msg(struct port *port, unsigned int event, return 0; } -struct buffer_token { - union { - void *buf; - struct scatterlist *sg; - } u; - /* If sgpages == 0 then buf is used, else sg is used */ - unsigned int sgpages; -}; - -static void reclaim_sg_pages(struct scatterlist *sg, unsigned int nrpages) -{ - int i; - struct page *page; - - for (i = 0; i < nrpages; i++) { - page = sg_page(&sg[i]); - if (!page) - break; - put_page(page); - } - kfree(sg); -} /* Callers must take the port->outvq_lock */ static void reclaim_consumed_buffers(struct port *port) { - struct buffer_token *tok; + struct port_buffer *buf; unsigned int len; if (!port->portdev) { /* Device has been unplugged. vqs are already gone. */ return; } - while ((tok = virtqueue_get_buf(port->out_vq, &len))) { - if (tok->sgpages) - reclaim_sg_pages(tok->u.sg, tok->sgpages); - else - kfree(tok->u.buf); - kfree(tok); + while ((buf = virtqueue_get_buf(port->out_vq, &len))) { + free_buf(buf, false); port->outvq_full = false; } } static ssize_t __send_to_port(struct port *port, struct scatterlist *sg, int nents, size_t in_count, - struct buffer_token *tok, bool nonblock) + void *data, bool nonblock) { struct virtqueue *out_vq; - ssize_t ret; + int err; unsigned long flags; unsigned int len; @@ -534,17 +624,17 @@ static ssize_t __send_to_port(struct port *port, struct scatterlist *sg, reclaim_consumed_buffers(port); - ret = virtqueue_add_buf(out_vq, sg, nents, 0, tok, GFP_ATOMIC); + err = virtqueue_add_buf(out_vq, sg, nents, 0, data, GFP_ATOMIC); /* Tell Host to go! */ virtqueue_kick(out_vq); - if (ret < 0) { + if (err) { in_count = 0; goto done; } - if (ret == 0) + if (out_vq->num_free == 0) port->outvq_full = true; if (nonblock) @@ -572,37 +662,6 @@ done: return in_count; } -static ssize_t send_buf(struct port *port, void *in_buf, size_t in_count, - bool nonblock) -{ - struct scatterlist sg[1]; - struct buffer_token *tok; - - tok = kmalloc(sizeof(*tok), GFP_ATOMIC); - if (!tok) - return -ENOMEM; - tok->sgpages = 0; - tok->u.buf = in_buf; - - sg_init_one(sg, in_buf, in_count); - - return __send_to_port(port, sg, 1, in_count, tok, nonblock); -} - -static ssize_t send_pages(struct port *port, struct scatterlist *sg, int nents, - size_t in_count, bool nonblock) -{ - struct buffer_token *tok; - - tok = kmalloc(sizeof(*tok), GFP_ATOMIC); - if (!tok) - return -ENOMEM; - tok->sgpages = nents; - tok->u.sg = sg; - - return __send_to_port(port, sg, nents, in_count, tok, nonblock); -} - /* * Give out the data that's requested from the buffer that we have * queued up. @@ -748,9 +807,10 @@ static ssize_t port_fops_write(struct file *filp, const char __user *ubuf, size_t count, loff_t *offp) { struct port *port; - char *buf; + struct port_buffer *buf; ssize_t ret; bool nonblock; + struct scatterlist sg[1]; /* Userspace could be out to fool us */ if (!count) @@ -766,11 +826,11 @@ static ssize_t port_fops_write(struct file *filp, const char __user *ubuf, count = min((size_t)(32 * 1024), count); - buf = kmalloc(count, GFP_KERNEL); + buf = alloc_buf(port->out_vq, count, 0); if (!buf) return -ENOMEM; - ret = copy_from_user(buf, ubuf, count); + ret = copy_from_user(buf->buf, ubuf, count); if (ret) { ret = -EFAULT; goto free_buf; @@ -784,13 +844,14 @@ static ssize_t port_fops_write(struct file *filp, const char __user *ubuf, * through to the host. */ nonblock = true; - ret = send_buf(port, buf, count, nonblock); + sg_init_one(sg, buf->buf, count); + ret = __send_to_port(port, sg, 1, count, buf, nonblock); if (nonblock && ret > 0) goto out; free_buf: - kfree(buf); + free_buf(buf, true); out: return ret; } @@ -856,6 +917,7 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe, struct port *port = filp->private_data; struct sg_list sgl; ssize_t ret; + struct port_buffer *buf; struct splice_desc sd = { .total_len = len, .flags = flags, @@ -863,22 +925,34 @@ static ssize_t port_fops_splice_write(struct pipe_inode_info *pipe, .u.data = &sgl, }; + /* + * Rproc_serial does not yet support splice. To support splice + * pipe_to_sg() must allocate dma-buffers and copy content from + * regular pages to dma pages. And alloc_buf and free_buf must + * support allocating and freeing such a list of dma-buffers. + */ + if (is_rproc_serial(port->out_vq->vdev)) + return -EINVAL; + ret = wait_port_writable(port, filp->f_flags & O_NONBLOCK); if (ret < 0) return ret; + buf = alloc_buf(port->out_vq, 0, pipe->nrbufs); + if (!buf) + return -ENOMEM; + sgl.n = 0; sgl.len = 0; sgl.size = pipe->nrbufs; - sgl.sg = kmalloc(sizeof(struct scatterlist) * sgl.size, GFP_KERNEL); - if (unlikely(!sgl.sg)) - return -ENOMEM; - + sgl.sg = buf->sg; sg_init_table(sgl.sg, sgl.size); ret = __splice_from_pipe(pipe, &sd, pipe_to_sg); if (likely(ret > 0)) - ret = send_pages(port, sgl.sg, sgl.n, sgl.len, true); + ret = __send_to_port(port, buf->sg, sgl.n, sgl.len, buf, true); + if (unlikely(ret <= 0)) + free_buf(buf, true); return ret; } @@ -927,6 +1001,7 @@ static int port_fops_release(struct inode *inode, struct file *filp) reclaim_consumed_buffers(port); spin_unlock_irq(&port->outvq_lock); + reclaim_dma_bufs(); /* * Locks aren't necessary here as a port can't be opened after * unplug, and if a port isn't unplugged, a kref would already @@ -1031,6 +1106,7 @@ static const struct file_operations port_fops = { static int put_chars(u32 vtermno, const char *buf, int count) { struct port *port; + struct scatterlist sg[1]; if (unlikely(early_put_chars)) return early_put_chars(vtermno, buf, count); @@ -1039,7 +1115,8 @@ static int put_chars(u32 vtermno, const char *buf, int count) if (!port) return -EPIPE; - return send_buf(port, (void *)buf, count, false); + sg_init_one(sg, buf, count); + return __send_to_port(port, sg, 1, count, (void *)buf, false); } /* @@ -1076,7 +1153,10 @@ static void resize_console(struct port *port) return; vdev = port->portdev->vdev; - if (virtio_has_feature(vdev, VIRTIO_CONSOLE_F_SIZE)) + + /* Don't test F_SIZE at all if we're rproc: not a valid feature! */ + if (!is_rproc_serial(vdev) && + virtio_has_feature(vdev, VIRTIO_CONSOLE_F_SIZE)) hvc_resize(port->cons.hvc, port->cons.ws); } @@ -1260,7 +1340,7 @@ static unsigned int fill_queue(struct virtqueue *vq, spinlock_t *lock) nr_added_bufs = 0; do { - buf = alloc_buf(PAGE_SIZE); + buf = alloc_buf(vq, PAGE_SIZE, 0); if (!buf) break; @@ -1268,7 +1348,7 @@ static unsigned int fill_queue(struct virtqueue *vq, spinlock_t *lock) ret = add_inbuf(vq, buf); if (ret < 0) { spin_unlock_irq(lock); - free_buf(buf); + free_buf(buf, true); break; } nr_added_bufs++; @@ -1356,10 +1436,18 @@ static int add_port(struct ports_device *portdev, u32 id) goto free_device; } - /* - * If we're not using multiport support, this has to be a console port - */ - if (!use_multiport(port->portdev)) { + if (is_rproc_serial(port->portdev->vdev)) + /* + * For rproc_serial assume remote processor is connected. + * rproc_serial does not want the console port, only + * the generic port implementation. + */ + port->host_connected = true; + else if (!use_multiport(port->portdev)) { + /* + * If we're not using multiport support, + * this has to be a console port. + */ err = init_port_console(port); if (err) goto free_inbufs; @@ -1392,7 +1480,7 @@ static int add_port(struct ports_device *portdev, u32 id) free_inbufs: while ((buf = virtqueue_detach_unused_buf(port->in_vq))) - free_buf(buf); + free_buf(buf, true); free_device: device_destroy(pdrvdata.class, port->dev->devt); free_cdev: @@ -1434,7 +1522,11 @@ static void remove_port_data(struct port *port) /* Remove buffers we queued up for the Host to send us data in. */ while ((buf = virtqueue_detach_unused_buf(port->in_vq))) - free_buf(buf); + free_buf(buf, true); + + /* Free pending buffers from the out-queue. */ + while ((buf = virtqueue_detach_unused_buf(port->out_vq))) + free_buf(buf, true); } /* @@ -1636,7 +1728,7 @@ static void control_work_handler(struct work_struct *work) if (add_inbuf(portdev->c_ivq, buf) < 0) { dev_warn(&portdev->vdev->dev, "Error adding buffer to queue\n"); - free_buf(buf); + free_buf(buf, false); } } spin_unlock(&portdev->cvq_lock); @@ -1832,10 +1924,10 @@ static void remove_controlq_data(struct ports_device *portdev) return; while ((buf = virtqueue_get_buf(portdev->c_ivq, &len))) - free_buf(buf); + free_buf(buf, true); while ((buf = virtqueue_detach_unused_buf(portdev->c_ivq))) - free_buf(buf); + free_buf(buf, true); } /* @@ -1882,11 +1974,15 @@ static int virtcons_probe(struct virtio_device *vdev) multiport = false; portdev->config.max_nr_ports = 1; - if (virtio_config_val(vdev, VIRTIO_CONSOLE_F_MULTIPORT, - offsetof(struct virtio_console_config, - max_nr_ports), - &portdev->config.max_nr_ports) == 0) + + /* Don't test MULTIPORT at all if we're rproc: not a valid feature! */ + if (!is_rproc_serial(vdev) && + virtio_config_val(vdev, VIRTIO_CONSOLE_F_MULTIPORT, + offsetof(struct virtio_console_config, + max_nr_ports), + &portdev->config.max_nr_ports) == 0) { multiport = true; + } err = init_vqs(portdev); if (err < 0) { @@ -1996,6 +2092,16 @@ static unsigned int features[] = { VIRTIO_CONSOLE_F_MULTIPORT, }; +static struct virtio_device_id rproc_serial_id_table[] = { +#if IS_ENABLED(CONFIG_REMOTEPROC) + { VIRTIO_ID_RPROC_SERIAL, VIRTIO_DEV_ANY_ID }, +#endif + { 0 }, +}; + +static unsigned int rproc_serial_features[] = { +}; + #ifdef CONFIG_PM static int virtcons_freeze(struct virtio_device *vdev) { @@ -2080,6 +2186,20 @@ static struct virtio_driver virtio_console = { #endif }; +/* + * virtio_rproc_serial refers to __devinit function which causes + * section mismatch warnings. So use __refdata to silence warnings. + */ +static struct virtio_driver __refdata virtio_rproc_serial = { + .feature_table = rproc_serial_features, + .feature_table_size = ARRAY_SIZE(rproc_serial_features), + .driver.name = "virtio_rproc_serial", + .driver.owner = THIS_MODULE, + .id_table = rproc_serial_id_table, + .probe = virtcons_probe, + .remove = virtcons_remove, +}; + static int __init init(void) { int err; @@ -2104,7 +2224,15 @@ static int __init init(void) pr_err("Error %d registering virtio driver\n", err); goto free; } + err = register_virtio_driver(&virtio_rproc_serial); + if (err < 0) { + pr_err("Error %d registering virtio rproc serial driver\n", + err); + goto unregister; + } return 0; +unregister: + unregister_virtio_driver(&virtio_console); free: if (pdrvdata.debugfs_dir) debugfs_remove_recursive(pdrvdata.debugfs_dir); @@ -2114,7 +2242,10 @@ free: static void __exit fini(void) { + reclaim_dma_bufs(); + unregister_virtio_driver(&virtio_console); + unregister_virtio_driver(&virtio_rproc_serial); class_destroy(pdrvdata.class); if (pdrvdata.debugfs_dir) diff --git a/drivers/hwmon/hwmon-vid.c b/drivers/hwmon/hwmon-vid.c index 9f26400713f0..89cfd64b3373 100644 --- a/drivers/hwmon/hwmon-vid.c +++ b/drivers/hwmon/hwmon-vid.c @@ -115,6 +115,12 @@ int vid_from_reg(int val, u8 vrm) return (val < 32) ? 1550 - 25 * val : 775 - (25 * (val - 31)) / 2; + case 26: /* AMD family 10h to 15h, serial VID */ + val &= 0x7f; + if (val >= 0x7c) + return 0; + return DIV_ROUND_CLOSEST(15500 - 125 * val, 10); + case 91: /* VRM 9.1 */ case 90: /* VRM 9.0 */ val &= 0x1f; @@ -195,6 +201,10 @@ static struct vrm_model vrm_models[] = { {X86_VENDOR_AMD, 0xF, 0x40, 0x7F, ANY, 24}, /* NPT family 0Fh */ {X86_VENDOR_AMD, 0xF, 0x80, ANY, ANY, 25}, /* future fam. 0Fh */ {X86_VENDOR_AMD, 0x10, 0x0, ANY, ANY, 25}, /* NPT family 10h */ + {X86_VENDOR_AMD, 0x11, 0x0, ANY, ANY, 26}, /* family 11h */ + {X86_VENDOR_AMD, 0x12, 0x0, ANY, ANY, 26}, /* family 12h */ + {X86_VENDOR_AMD, 0x14, 0x0, ANY, ANY, 26}, /* family 14h */ + {X86_VENDOR_AMD, 0x15, 0x0, ANY, ANY, 26}, /* family 15h */ {X86_VENDOR_INTEL, 0x6, 0x0, 0x6, ANY, 82}, /* Pentium Pro, * Pentium II, Xeon, diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index c3c471ca202f..646314f7c839 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -84,19 +84,21 @@ static void __init hwmon_pci_quirks(void) /* Open access to 0x295-0x296 on MSI MS-7031 */ sb = pci_get_device(PCI_VENDOR_ID_ATI, 0x436c, NULL); - if (sb && - (sb->subsystem_vendor == 0x1462 && /* MSI */ - sb->subsystem_device == 0x0031)) { /* MS-7031 */ - - pci_read_config_byte(sb, 0x48, &enable); - pci_read_config_word(sb, 0x64, &base); - - if (base == 0 && !(enable & BIT(2))) { - dev_info(&sb->dev, - "Opening wide generic port at 0x295\n"); - pci_write_config_word(sb, 0x64, 0x295); - pci_write_config_byte(sb, 0x48, enable | BIT(2)); + if (sb) { + if (sb->subsystem_vendor == 0x1462 && /* MSI */ + sb->subsystem_device == 0x0031) { /* MS-7031 */ + pci_read_config_byte(sb, 0x48, &enable); + pci_read_config_word(sb, 0x64, &base); + + if (base == 0 && !(enable & BIT(2))) { + dev_info(&sb->dev, + "Opening wide generic port at 0x295\n"); + pci_write_config_word(sb, 0x64, 0x295); + pci_write_config_byte(sb, 0x48, + enable | BIT(2)); + } } + pci_dev_put(sb); } #endif } diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index d32aa354cbdf..117d66fcded6 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -203,6 +203,8 @@ static const u8 IT87_REG_FAN[] = { 0x0d, 0x0e, 0x0f, 0x80, 0x82 }; static const u8 IT87_REG_FAN_MIN[] = { 0x10, 0x11, 0x12, 0x84, 0x86 }; static const u8 IT87_REG_FANX[] = { 0x18, 0x19, 0x1a, 0x81, 0x83 }; static const u8 IT87_REG_FANX_MIN[] = { 0x1b, 0x1c, 0x1d, 0x85, 0x87 }; +static const u8 IT87_REG_TEMP_OFFSET[] = { 0x56, 0x57, 0x59 }; + #define IT87_REG_FAN_MAIN_CTRL 0x13 #define IT87_REG_FAN_CTL 0x14 #define IT87_REG_PWM(nr) (0x15 + (nr)) @@ -226,6 +228,83 @@ static const u8 IT87_REG_FANX_MIN[] = { 0x1b, 0x1c, 0x1d, 0x85, 0x87 }; #define IT87_REG_AUTO_TEMP(nr, i) (0x60 + (nr) * 8 + (i)) #define IT87_REG_AUTO_PWM(nr, i) (0x65 + (nr) * 8 + (i)) +struct it87_devices { + const char *name; + u16 features; + u8 peci_mask; + u8 old_peci_mask; +}; + +#define FEAT_12MV_ADC (1 << 0) +#define FEAT_NEWER_AUTOPWM (1 << 1) +#define FEAT_OLD_AUTOPWM (1 << 2) +#define FEAT_16BIT_FANS (1 << 3) +#define FEAT_TEMP_OFFSET (1 << 4) +#define FEAT_TEMP_PECI (1 << 5) +#define FEAT_TEMP_OLD_PECI (1 << 6) + +static const struct it87_devices it87_devices[] = { + [it87] = { + .name = "it87", + .features = FEAT_OLD_AUTOPWM, /* may need to overwrite */ + }, + [it8712] = { + .name = "it8712", + .features = FEAT_OLD_AUTOPWM, /* may need to overwrite */ + }, + [it8716] = { + .name = "it8716", + .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET, + }, + [it8718] = { + .name = "it8718", + .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET + | FEAT_TEMP_OLD_PECI, + .old_peci_mask = 0x4, + }, + [it8720] = { + .name = "it8720", + .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET + | FEAT_TEMP_OLD_PECI, + .old_peci_mask = 0x4, + }, + [it8721] = { + .name = "it8721", + .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS + | FEAT_TEMP_OFFSET | FEAT_TEMP_OLD_PECI | FEAT_TEMP_PECI, + .peci_mask = 0x05, + .old_peci_mask = 0x02, /* Actually reports PCH */ + }, + [it8728] = { + .name = "it8728", + .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS + | FEAT_TEMP_OFFSET | FEAT_TEMP_PECI, + .peci_mask = 0x07, + }, + [it8782] = { + .name = "it8782", + .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET + | FEAT_TEMP_OLD_PECI, + .old_peci_mask = 0x4, + }, + [it8783] = { + .name = "it8783", + .features = FEAT_16BIT_FANS | FEAT_TEMP_OFFSET + | FEAT_TEMP_OLD_PECI, + .old_peci_mask = 0x4, + }, +}; + +#define has_16bit_fans(data) ((data)->features & FEAT_16BIT_FANS) +#define has_12mv_adc(data) ((data)->features & FEAT_12MV_ADC) +#define has_newer_autopwm(data) ((data)->features & FEAT_NEWER_AUTOPWM) +#define has_old_autopwm(data) ((data)->features & FEAT_OLD_AUTOPWM) +#define has_temp_offset(data) ((data)->features & FEAT_TEMP_OFFSET) +#define has_temp_peci(data, nr) (((data)->features & FEAT_TEMP_PECI) && \ + ((data)->peci_mask & (1 << nr))) +#define has_temp_old_peci(data, nr) \ + (((data)->features & FEAT_TEMP_OLD_PECI) && \ + ((data)->old_peci_mask & (1 << nr))) struct it87_sio_data { enum chips type; @@ -249,7 +328,9 @@ struct it87_sio_data { struct it87_data { struct device *hwmon_dev; enum chips type; - u8 revision; + u16 features; + u8 peci_mask; + u8 old_peci_mask; unsigned short addr; const char *name; @@ -258,17 +339,13 @@ struct it87_data { unsigned long last_updated; /* In jiffies */ u16 in_scaled; /* Internal voltage sensors are scaled */ - u8 in[9]; /* Register value */ - u8 in_max[8]; /* Register value */ - u8 in_min[8]; /* Register value */ + u8 in[9][3]; /* [nr][0]=in, [1]=min, [2]=max */ u8 has_fan; /* Bitfield, fans enabled */ - u16 fan[5]; /* Register values, possibly combined */ - u16 fan_min[5]; /* Register values, possibly combined */ + u16 fan[5][2]; /* Register values, [nr][0]=fan, [1]=min */ u8 has_temp; /* Bitfield, temp sensors enabled */ - s8 temp[3]; /* Register value */ - s8 temp_high[3]; /* Register value */ - s8 temp_low[3]; /* Register value */ - u8 sensor; /* Register value */ + s8 temp[3][4]; /* [nr][0]=temp, [1]=min, [2]=max, [3]=offset */ + u8 sensor; /* Register value (IT87_REG_TEMP_ENABLE) */ + u8 extra; /* Register value (IT87_REG_TEMP_EXTRA) */ u8 fan_div[3]; /* Register encoding, shifted right */ u8 vid; /* Register encoding, combined */ u8 vrm; @@ -296,26 +373,6 @@ struct it87_data { s8 auto_temp[3][5]; /* [nr][0] is point1_temp_hyst */ }; -static inline int has_12mv_adc(const struct it87_data *data) -{ - /* - * IT8721F and later have a 12 mV ADC, also with internal scaling - * on selected inputs. - */ - return data->type == it8721 - || data->type == it8728; -} - -static inline int has_newer_autopwm(const struct it87_data *data) -{ - /* - * IT8721F and later have separate registers for the temperature - * mapping and the manual duty cycle. - */ - return data->type == it8721 - || data->type == it8728; -} - static int adc_lsb(const struct it87_data *data, int nr) { int lsb = has_12mv_adc(data) ? 12 : 16; @@ -398,35 +455,6 @@ static const unsigned int pwm_freq[8] = { 750000 / 128, }; -static inline int has_16bit_fans(const struct it87_data *data) -{ - /* - * IT8705F Datasheet 0.4.1, 3h == Version G. - * IT8712F Datasheet 0.9.1, section 8.3.5 indicates 8h == Version J. - * These are the first revisions with 16-bit tachometer support. - */ - return (data->type == it87 && data->revision >= 0x03) - || (data->type == it8712 && data->revision >= 0x08) - || data->type == it8716 - || data->type == it8718 - || data->type == it8720 - || data->type == it8721 - || data->type == it8728 - || data->type == it8782 - || data->type == it8783; -} - -static inline int has_old_autopwm(const struct it87_data *data) -{ - /* - * The old automatic fan speed control interface is implemented - * by IT8705F chips up to revision F and IT8712F chips up to - * revision G. - */ - return (data->type == it87 && data->revision < 0x03) - || (data->type == it8712 && data->revision < 0x08); -} - static int it87_probe(struct platform_device *pdev); static int it87_remove(struct platform_device *pdev); @@ -447,59 +475,22 @@ static struct platform_driver it87_driver = { }; static ssize_t show_in(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", in_from_reg(data, nr, data->in[nr])); -} - -static ssize_t show_in_min(struct device *dev, struct device_attribute *attr, - char *buf) + char *buf) { - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", in_from_reg(data, nr, data->in_min[nr])); + return sprintf(buf, "%d\n", in_from_reg(data, nr, data->in[nr][index])); } -static ssize_t show_in_max(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", in_from_reg(data, nr, data->in_max[nr])); -} - -static ssize_t set_in_min(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - - struct it87_data *data = dev_get_drvdata(dev); - unsigned long val; - - if (kstrtoul(buf, 10, &val) < 0) - return -EINVAL; - - mutex_lock(&data->update_lock); - data->in_min[nr] = in_to_reg(data, nr, val); - it87_write_value(data, IT87_REG_VIN_MIN(nr), - data->in_min[nr]); - mutex_unlock(&data->update_lock); - return count; -} -static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t set_in(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; struct it87_data *data = dev_get_drvdata(dev); unsigned long val; @@ -508,140 +499,167 @@ static ssize_t set_in_max(struct device *dev, struct device_attribute *attr, return -EINVAL; mutex_lock(&data->update_lock); - data->in_max[nr] = in_to_reg(data, nr, val); - it87_write_value(data, IT87_REG_VIN_MAX(nr), - data->in_max[nr]); + data->in[nr][index] = in_to_reg(data, nr, val); + it87_write_value(data, + index == 1 ? IT87_REG_VIN_MIN(nr) + : IT87_REG_VIN_MAX(nr), + data->in[nr][index]); mutex_unlock(&data->update_lock); return count; } -#define show_in_offset(offset) \ -static SENSOR_DEVICE_ATTR(in##offset##_input, S_IRUGO, \ - show_in, NULL, offset); - -#define limit_in_offset(offset) \ -static SENSOR_DEVICE_ATTR(in##offset##_min, S_IRUGO | S_IWUSR, \ - show_in_min, set_in_min, offset); \ -static SENSOR_DEVICE_ATTR(in##offset##_max, S_IRUGO | S_IWUSR, \ - show_in_max, set_in_max, offset); - -show_in_offset(0); -limit_in_offset(0); -show_in_offset(1); -limit_in_offset(1); -show_in_offset(2); -limit_in_offset(2); -show_in_offset(3); -limit_in_offset(3); -show_in_offset(4); -limit_in_offset(4); -show_in_offset(5); -limit_in_offset(5); -show_in_offset(6); -limit_in_offset(6); -show_in_offset(7); -limit_in_offset(7); -show_in_offset(8); +static SENSOR_DEVICE_ATTR_2(in0_input, S_IRUGO, show_in, NULL, 0, 0); +static SENSOR_DEVICE_ATTR_2(in0_min, S_IRUGO | S_IWUSR, show_in, set_in, + 0, 1); +static SENSOR_DEVICE_ATTR_2(in0_max, S_IRUGO | S_IWUSR, show_in, set_in, + 0, 2); + +static SENSOR_DEVICE_ATTR_2(in1_input, S_IRUGO, show_in, NULL, 1, 0); +static SENSOR_DEVICE_ATTR_2(in1_min, S_IRUGO | S_IWUSR, show_in, set_in, + 1, 1); +static SENSOR_DEVICE_ATTR_2(in1_max, S_IRUGO | S_IWUSR, show_in, set_in, + 1, 2); + +static SENSOR_DEVICE_ATTR_2(in2_input, S_IRUGO, show_in, NULL, 2, 0); +static SENSOR_DEVICE_ATTR_2(in2_min, S_IRUGO | S_IWUSR, show_in, set_in, + 2, 1); +static SENSOR_DEVICE_ATTR_2(in2_max, S_IRUGO | S_IWUSR, show_in, set_in, + 2, 2); + +static SENSOR_DEVICE_ATTR_2(in3_input, S_IRUGO, show_in, NULL, 3, 0); +static SENSOR_DEVICE_ATTR_2(in3_min, S_IRUGO | S_IWUSR, show_in, set_in, + 3, 1); +static SENSOR_DEVICE_ATTR_2(in3_max, S_IRUGO | S_IWUSR, show_in, set_in, + 3, 2); + +static SENSOR_DEVICE_ATTR_2(in4_input, S_IRUGO, show_in, NULL, 4, 0); +static SENSOR_DEVICE_ATTR_2(in4_min, S_IRUGO | S_IWUSR, show_in, set_in, + 4, 1); +static SENSOR_DEVICE_ATTR_2(in4_max, S_IRUGO | S_IWUSR, show_in, set_in, + 4, 2); + +static SENSOR_DEVICE_ATTR_2(in5_input, S_IRUGO, show_in, NULL, 5, 0); +static SENSOR_DEVICE_ATTR_2(in5_min, S_IRUGO | S_IWUSR, show_in, set_in, + 5, 1); +static SENSOR_DEVICE_ATTR_2(in5_max, S_IRUGO | S_IWUSR, show_in, set_in, + 5, 2); + +static SENSOR_DEVICE_ATTR_2(in6_input, S_IRUGO, show_in, NULL, 6, 0); +static SENSOR_DEVICE_ATTR_2(in6_min, S_IRUGO | S_IWUSR, show_in, set_in, + 6, 1); +static SENSOR_DEVICE_ATTR_2(in6_max, S_IRUGO | S_IWUSR, show_in, set_in, + 6, 2); + +static SENSOR_DEVICE_ATTR_2(in7_input, S_IRUGO, show_in, NULL, 7, 0); +static SENSOR_DEVICE_ATTR_2(in7_min, S_IRUGO | S_IWUSR, show_in, set_in, + 7, 1); +static SENSOR_DEVICE_ATTR_2(in7_max, S_IRUGO | S_IWUSR, show_in, set_in, + 7, 2); + +static SENSOR_DEVICE_ATTR_2(in8_input, S_IRUGO, show_in, NULL, 8, 0); /* 3 temperatures */ static ssize_t show_temp(struct device *dev, struct device_attribute *attr, - char *buf) + char *buf) { - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr])); -} -static ssize_t show_temp_max(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_high[nr])); + return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr][index])); } -static ssize_t show_temp_min(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_low[nr])); -} -static ssize_t set_temp_max(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) +static ssize_t set_temp(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; struct it87_data *data = dev_get_drvdata(dev); long val; + u8 reg, regval; if (kstrtol(buf, 10, &val) < 0) return -EINVAL; mutex_lock(&data->update_lock); - data->temp_high[nr] = TEMP_TO_REG(val); - it87_write_value(data, IT87_REG_TEMP_HIGH(nr), data->temp_high[nr]); - mutex_unlock(&data->update_lock); - return count; -} -static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = dev_get_drvdata(dev); - long val; - - if (kstrtol(buf, 10, &val) < 0) - return -EINVAL; + switch (index) { + default: + case 1: + reg = IT87_REG_TEMP_LOW(nr); + break; + case 2: + reg = IT87_REG_TEMP_HIGH(nr); + break; + case 3: + regval = it87_read_value(data, IT87_REG_BEEP_ENABLE); + if (!(regval & 0x80)) { + regval |= 0x80; + it87_write_value(data, IT87_REG_BEEP_ENABLE, regval); + } + data->valid = 0; + reg = IT87_REG_TEMP_OFFSET[nr]; + break; + } - mutex_lock(&data->update_lock); - data->temp_low[nr] = TEMP_TO_REG(val); - it87_write_value(data, IT87_REG_TEMP_LOW(nr), data->temp_low[nr]); + data->temp[nr][index] = TEMP_TO_REG(val); + it87_write_value(data, reg, data->temp[nr][index]); mutex_unlock(&data->update_lock); return count; } -#define show_temp_offset(offset) \ -static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \ - show_temp, NULL, offset - 1); \ -static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR, \ - show_temp_max, set_temp_max, offset - 1); \ -static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR, \ - show_temp_min, set_temp_min, offset - 1); - -show_temp_offset(1); -show_temp_offset(2); -show_temp_offset(3); - -static ssize_t show_sensor(struct device *dev, struct device_attribute *attr, - char *buf) + +static SENSOR_DEVICE_ATTR_2(temp1_input, S_IRUGO, show_temp, NULL, 0, 0); +static SENSOR_DEVICE_ATTR_2(temp1_min, S_IRUGO | S_IWUSR, show_temp, set_temp, + 0, 1); +static SENSOR_DEVICE_ATTR_2(temp1_max, S_IRUGO | S_IWUSR, show_temp, set_temp, + 0, 2); +static SENSOR_DEVICE_ATTR_2(temp1_offset, S_IRUGO | S_IWUSR, show_temp, + set_temp, 0, 3); +static SENSOR_DEVICE_ATTR_2(temp2_input, S_IRUGO, show_temp, NULL, 1, 0); +static SENSOR_DEVICE_ATTR_2(temp2_min, S_IRUGO | S_IWUSR, show_temp, set_temp, + 1, 1); +static SENSOR_DEVICE_ATTR_2(temp2_max, S_IRUGO | S_IWUSR, show_temp, set_temp, + 1, 2); +static SENSOR_DEVICE_ATTR_2(temp2_offset, S_IRUGO | S_IWUSR, show_temp, + set_temp, 1, 3); +static SENSOR_DEVICE_ATTR_2(temp3_input, S_IRUGO, show_temp, NULL, 2, 0); +static SENSOR_DEVICE_ATTR_2(temp3_min, S_IRUGO | S_IWUSR, show_temp, set_temp, + 2, 1); +static SENSOR_DEVICE_ATTR_2(temp3_max, S_IRUGO | S_IWUSR, show_temp, set_temp, + 2, 2); +static SENSOR_DEVICE_ATTR_2(temp3_offset, S_IRUGO | S_IWUSR, show_temp, + set_temp, 2, 3); + +static ssize_t show_temp_type(struct device *dev, struct device_attribute *attr, + char *buf) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct it87_data *data = it87_update_device(dev); u8 reg = data->sensor; /* In case value is updated while used */ + u8 extra = data->extra; + if ((has_temp_peci(data, nr) && (reg >> 6 == nr + 1)) + || (has_temp_old_peci(data, nr) && (extra & 0x80))) + return sprintf(buf, "6\n"); /* Intel PECI */ if (reg & (1 << nr)) return sprintf(buf, "3\n"); /* thermal diode */ if (reg & (8 << nr)) return sprintf(buf, "4\n"); /* thermistor */ return sprintf(buf, "0\n"); /* disabled */ } -static ssize_t set_sensor(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) + +static ssize_t set_temp_type(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); int nr = sensor_attr->index; struct it87_data *data = dev_get_drvdata(dev); long val; - u8 reg; + u8 reg, extra; if (kstrtol(buf, 10, &val) < 0) return -EINVAL; @@ -649,33 +667,45 @@ static ssize_t set_sensor(struct device *dev, struct device_attribute *attr, reg = it87_read_value(data, IT87_REG_TEMP_ENABLE); reg &= ~(1 << nr); reg &= ~(8 << nr); + if (has_temp_peci(data, nr) && (reg >> 6 == nr + 1 || val == 6)) + reg &= 0x3f; + extra = it87_read_value(data, IT87_REG_TEMP_EXTRA); + if (has_temp_old_peci(data, nr) && ((extra & 0x80) || val == 6)) + extra &= 0x7f; if (val == 2) { /* backwards compatibility */ - dev_warn(dev, "Sensor type 2 is deprecated, please use 4 " - "instead\n"); + dev_warn(dev, + "Sensor type 2 is deprecated, please use 4 instead\n"); val = 4; } - /* 3 = thermal diode; 4 = thermistor; 0 = disabled */ + /* 3 = thermal diode; 4 = thermistor; 6 = Intel PECI; 0 = disabled */ if (val == 3) reg |= 1 << nr; else if (val == 4) reg |= 8 << nr; + else if (has_temp_peci(data, nr) && val == 6) + reg |= (nr + 1) << 6; + else if (has_temp_old_peci(data, nr) && val == 6) + extra |= 0x80; else if (val != 0) return -EINVAL; mutex_lock(&data->update_lock); data->sensor = reg; + data->extra = extra; it87_write_value(data, IT87_REG_TEMP_ENABLE, data->sensor); + if (has_temp_old_peci(data, nr)) + it87_write_value(data, IT87_REG_TEMP_EXTRA, data->extra); data->valid = 0; /* Force cache refresh */ mutex_unlock(&data->update_lock); return count; } -#define show_sensor_offset(offset) \ -static SENSOR_DEVICE_ATTR(temp##offset##_type, S_IRUGO | S_IWUSR, \ - show_sensor, set_sensor, offset - 1); -show_sensor_offset(1); -show_sensor_offset(2); -show_sensor_offset(3); +static SENSOR_DEVICE_ATTR(temp1_type, S_IRUGO | S_IWUSR, show_temp_type, + set_temp_type, 0); +static SENSOR_DEVICE_ATTR(temp2_type, S_IRUGO | S_IWUSR, show_temp_type, + set_temp_type, 1); +static SENSOR_DEVICE_ATTR(temp3_type, S_IRUGO | S_IWUSR, show_temp_type, + set_temp_type, 2); /* 3 Fans */ @@ -692,25 +722,21 @@ static int pwm_mode(const struct it87_data *data, int nr) } static ssize_t show_fan(struct device *dev, struct device_attribute *attr, - char *buf) + char *buf) { - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; + int speed; struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan[nr], - DIV_FROM_REG(data->fan_div[nr]))); -} -static ssize_t show_fan_min(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", FAN_FROM_REG(data->fan_min[nr], - DIV_FROM_REG(data->fan_div[nr]))); + speed = has_16bit_fans(data) ? + FAN16_FROM_REG(data->fan[nr][index]) : + FAN_FROM_REG(data->fan[nr][index], + DIV_FROM_REG(data->fan_div[nr])); + return sprintf(buf, "%d\n", speed); } + static ssize_t show_fan_div(struct device *dev, struct device_attribute *attr, char *buf) { @@ -747,11 +773,13 @@ static ssize_t show_pwm_freq(struct device *dev, struct device_attribute *attr, return sprintf(buf, "%u\n", pwm_freq[index]); } -static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) + +static ssize_t set_fan(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) { - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; + struct sensor_device_attribute_2 *sattr = to_sensor_dev_attr_2(attr); + int nr = sattr->nr; + int index = sattr->index; struct it87_data *data = dev_get_drvdata(dev); long val; @@ -761,24 +789,36 @@ static ssize_t set_fan_min(struct device *dev, struct device_attribute *attr, return -EINVAL; mutex_lock(&data->update_lock); - reg = it87_read_value(data, IT87_REG_FAN_DIV); - switch (nr) { - case 0: - data->fan_div[nr] = reg & 0x07; - break; - case 1: - data->fan_div[nr] = (reg >> 3) & 0x07; - break; - case 2: - data->fan_div[nr] = (reg & 0x40) ? 3 : 1; - break; + + if (has_16bit_fans(data)) { + data->fan[nr][index] = FAN16_TO_REG(val); + it87_write_value(data, IT87_REG_FAN_MIN[nr], + data->fan[nr][index] & 0xff); + it87_write_value(data, IT87_REG_FANX_MIN[nr], + data->fan[nr][index] >> 8); + } else { + reg = it87_read_value(data, IT87_REG_FAN_DIV); + switch (nr) { + case 0: + data->fan_div[nr] = reg & 0x07; + break; + case 1: + data->fan_div[nr] = (reg >> 3) & 0x07; + break; + case 2: + data->fan_div[nr] = (reg & 0x40) ? 3 : 1; + break; + } + data->fan[nr][index] = + FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); + it87_write_value(data, IT87_REG_FAN_MIN[nr], + data->fan[nr][index]); } - data->fan_min[nr] = FAN_TO_REG(val, DIV_FROM_REG(data->fan_div[nr])); - it87_write_value(data, IT87_REG_FAN_MIN[nr], data->fan_min[nr]); mutex_unlock(&data->update_lock); return count; } + static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { @@ -797,7 +837,7 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, old = it87_read_value(data, IT87_REG_FAN_DIV); /* Save fan min limit */ - min = FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr])); + min = FAN_FROM_REG(data->fan[nr][1], DIV_FROM_REG(data->fan_div[nr])); switch (nr) { case 0: @@ -818,8 +858,8 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr, it87_write_value(data, IT87_REG_FAN_DIV, val); /* Restore fan min limit */ - data->fan_min[nr] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr])); - it87_write_value(data, IT87_REG_FAN_MIN[nr], data->fan_min[nr]); + data->fan[nr][1] = FAN_TO_REG(min, DIV_FROM_REG(data->fan_div[nr])); + it87_write_value(data, IT87_REG_FAN_MIN[nr], data->fan[nr][1]); mutex_unlock(&data->update_lock); return count; @@ -843,8 +883,8 @@ static int check_trip_points(struct device *dev, int nr) } if (err) { - dev_err(dev, "Inconsistent trip points, not switching to " - "automatic mode\n"); + dev_err(dev, + "Inconsistent trip points, not switching to automatic mode\n"); dev_err(dev, "Adjust the trip points and try again\n"); } return err; @@ -1092,118 +1132,106 @@ static ssize_t set_auto_temp(struct device *dev, return count; } -#define show_fan_offset(offset) \ -static SENSOR_DEVICE_ATTR(fan##offset##_input, S_IRUGO, \ - show_fan, NULL, offset - 1); \ -static SENSOR_DEVICE_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ - show_fan_min, set_fan_min, offset - 1); \ -static SENSOR_DEVICE_ATTR(fan##offset##_div, S_IRUGO | S_IWUSR, \ - show_fan_div, set_fan_div, offset - 1); - -show_fan_offset(1); -show_fan_offset(2); -show_fan_offset(3); - -#define show_pwm_offset(offset) \ -static SENSOR_DEVICE_ATTR(pwm##offset##_enable, S_IRUGO | S_IWUSR, \ - show_pwm_enable, set_pwm_enable, offset - 1); \ -static SENSOR_DEVICE_ATTR(pwm##offset, S_IRUGO | S_IWUSR, \ - show_pwm, set_pwm, offset - 1); \ -static DEVICE_ATTR(pwm##offset##_freq, \ - (offset == 1 ? S_IRUGO | S_IWUSR : S_IRUGO), \ - show_pwm_freq, (offset == 1 ? set_pwm_freq : NULL)); \ -static SENSOR_DEVICE_ATTR(pwm##offset##_auto_channels_temp, \ - S_IRUGO | S_IWUSR, show_pwm_temp_map, set_pwm_temp_map, \ - offset - 1); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point1_pwm, \ - S_IRUGO | S_IWUSR, show_auto_pwm, set_auto_pwm, \ - offset - 1, 0); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point2_pwm, \ - S_IRUGO | S_IWUSR, show_auto_pwm, set_auto_pwm, \ - offset - 1, 1); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point3_pwm, \ - S_IRUGO | S_IWUSR, show_auto_pwm, set_auto_pwm, \ - offset - 1, 2); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point4_pwm, \ - S_IRUGO, show_auto_pwm, NULL, offset - 1, 3); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point1_temp, \ - S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ - offset - 1, 1); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point1_temp_hyst, \ - S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ - offset - 1, 0); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point2_temp, \ - S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ - offset - 1, 2); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point3_temp, \ - S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ - offset - 1, 3); \ -static SENSOR_DEVICE_ATTR_2(pwm##offset##_auto_point4_temp, \ - S_IRUGO | S_IWUSR, show_auto_temp, set_auto_temp, \ - offset - 1, 4); - -show_pwm_offset(1); -show_pwm_offset(2); -show_pwm_offset(3); - -/* A different set of callbacks for 16-bit fans */ -static ssize_t show_fan16(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", FAN16_FROM_REG(data->fan[nr])); -} - -static ssize_t show_fan16_min(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = it87_update_device(dev); - return sprintf(buf, "%d\n", FAN16_FROM_REG(data->fan_min[nr])); -} - -static ssize_t set_fan16_min(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) -{ - struct sensor_device_attribute *sensor_attr = to_sensor_dev_attr(attr); - int nr = sensor_attr->index; - struct it87_data *data = dev_get_drvdata(dev); - long val; - - if (kstrtol(buf, 10, &val) < 0) - return -EINVAL; - - mutex_lock(&data->update_lock); - data->fan_min[nr] = FAN16_TO_REG(val); - it87_write_value(data, IT87_REG_FAN_MIN[nr], - data->fan_min[nr] & 0xff); - it87_write_value(data, IT87_REG_FANX_MIN[nr], - data->fan_min[nr] >> 8); - mutex_unlock(&data->update_lock); - return count; -} - -/* - * We want to use the same sysfs file names as 8-bit fans, but we need - * different variable names, so we have to use SENSOR_ATTR instead of - * SENSOR_DEVICE_ATTR. - */ -#define show_fan16_offset(offset) \ -static struct sensor_device_attribute sensor_dev_attr_fan##offset##_input16 \ - = SENSOR_ATTR(fan##offset##_input, S_IRUGO, \ - show_fan16, NULL, offset - 1); \ -static struct sensor_device_attribute sensor_dev_attr_fan##offset##_min16 \ - = SENSOR_ATTR(fan##offset##_min, S_IRUGO | S_IWUSR, \ - show_fan16_min, set_fan16_min, offset - 1) - -show_fan16_offset(1); -show_fan16_offset(2); -show_fan16_offset(3); -show_fan16_offset(4); -show_fan16_offset(5); +static SENSOR_DEVICE_ATTR_2(fan1_input, S_IRUGO, show_fan, NULL, 0, 0); +static SENSOR_DEVICE_ATTR_2(fan1_min, S_IRUGO | S_IWUSR, show_fan, set_fan, + 0, 1); +static SENSOR_DEVICE_ATTR(fan1_div, S_IRUGO | S_IWUSR, show_fan_div, + set_fan_div, 0); + +static SENSOR_DEVICE_ATTR_2(fan2_input, S_IRUGO, show_fan, NULL, 1, 0); +static SENSOR_DEVICE_ATTR_2(fan2_min, S_IRUGO | S_IWUSR, show_fan, set_fan, + 1, 1); +static SENSOR_DEVICE_ATTR(fan2_div, S_IRUGO | S_IWUSR, show_fan_div, + set_fan_div, 1); + +static SENSOR_DEVICE_ATTR_2(fan3_input, S_IRUGO, show_fan, NULL, 2, 0); +static SENSOR_DEVICE_ATTR_2(fan3_min, S_IRUGO | S_IWUSR, show_fan, set_fan, + 2, 1); +static SENSOR_DEVICE_ATTR(fan3_div, S_IRUGO | S_IWUSR, show_fan_div, + set_fan_div, 2); + +static SENSOR_DEVICE_ATTR_2(fan4_input, S_IRUGO, show_fan, NULL, 3, 0); +static SENSOR_DEVICE_ATTR_2(fan4_min, S_IRUGO | S_IWUSR, show_fan, set_fan, + 3, 1); + +static SENSOR_DEVICE_ATTR_2(fan5_input, S_IRUGO, show_fan, NULL, 4, 0); +static SENSOR_DEVICE_ATTR_2(fan5_min, S_IRUGO | S_IWUSR, show_fan, set_fan, + 4, 1); + +static SENSOR_DEVICE_ATTR(pwm1_enable, S_IRUGO | S_IWUSR, + show_pwm_enable, set_pwm_enable, 0); +static SENSOR_DEVICE_ATTR(pwm1, S_IRUGO | S_IWUSR, show_pwm, set_pwm, 0); +static DEVICE_ATTR(pwm1_freq, S_IRUGO | S_IWUSR, show_pwm_freq, set_pwm_freq); +static SENSOR_DEVICE_ATTR(pwm1_auto_channels_temp, S_IRUGO | S_IWUSR, + show_pwm_temp_map, set_pwm_temp_map, 0); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 0, 0); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point2_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 0, 1); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point3_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 0, 2); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point4_pwm, S_IRUGO, + show_auto_pwm, NULL, 0, 3); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point1_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 0, 1); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point1_temp_hyst, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 0, 0); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point2_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 0, 2); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point3_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 0, 3); +static SENSOR_DEVICE_ATTR_2(pwm1_auto_point4_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 0, 4); + +static SENSOR_DEVICE_ATTR(pwm2_enable, S_IRUGO | S_IWUSR, + show_pwm_enable, set_pwm_enable, 1); +static SENSOR_DEVICE_ATTR(pwm2, S_IRUGO | S_IWUSR, show_pwm, set_pwm, 1); +static DEVICE_ATTR(pwm2_freq, S_IRUGO, show_pwm_freq, NULL); +static SENSOR_DEVICE_ATTR(pwm2_auto_channels_temp, S_IRUGO | S_IWUSR, + show_pwm_temp_map, set_pwm_temp_map, 1); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 1, 0); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point2_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 1, 1); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point3_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 1, 2); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point4_pwm, S_IRUGO, + show_auto_pwm, NULL, 1, 3); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point1_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 1, 1); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point1_temp_hyst, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 1, 0); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point2_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 1, 2); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point3_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 1, 3); +static SENSOR_DEVICE_ATTR_2(pwm2_auto_point4_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 1, 4); + +static SENSOR_DEVICE_ATTR(pwm3_enable, S_IRUGO | S_IWUSR, + show_pwm_enable, set_pwm_enable, 2); +static SENSOR_DEVICE_ATTR(pwm3, S_IRUGO | S_IWUSR, show_pwm, set_pwm, 2); +static DEVICE_ATTR(pwm3_freq, S_IRUGO, show_pwm_freq, NULL); +static SENSOR_DEVICE_ATTR(pwm3_auto_channels_temp, S_IRUGO | S_IWUSR, + show_pwm_temp_map, set_pwm_temp_map, 2); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 2, 0); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point2_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 2, 1); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point3_pwm, S_IRUGO | S_IWUSR, + show_auto_pwm, set_auto_pwm, 2, 2); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point4_pwm, S_IRUGO, + show_auto_pwm, NULL, 2, 3); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point1_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 2, 1); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point1_temp_hyst, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 2, 0); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point2_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 2, 2); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point3_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 2, 3); +static SENSOR_DEVICE_ATTR_2(pwm3_auto_point4_temp, S_IRUGO | S_IWUSR, + show_auto_temp, set_auto_temp, 2, 4); /* Alarms */ static ssize_t show_alarms(struct device *dev, struct device_attribute *attr, @@ -1471,6 +1499,12 @@ static const struct attribute_group it87_group_temp[3] = { { .attrs = it87_attributes_temp[2] }, }; +static struct attribute *it87_attributes_temp_offset[] = { + &sensor_dev_attr_temp1_offset.dev_attr.attr, + &sensor_dev_attr_temp2_offset.dev_attr.attr, + &sensor_dev_attr_temp3_offset.dev_attr.attr, +}; + static struct attribute *it87_attributes[] = { &dev_attr_alarms.attr, &sensor_dev_attr_intrusion0_alarm.dev_attr.attr, @@ -1500,73 +1534,47 @@ static struct attribute *it87_attributes_temp_beep[] = { &sensor_dev_attr_temp3_beep.dev_attr.attr, }; -static struct attribute *it87_attributes_fan16[5][3+1] = { { - &sensor_dev_attr_fan1_input16.dev_attr.attr, - &sensor_dev_attr_fan1_min16.dev_attr.attr, +static struct attribute *it87_attributes_fan[5][3+1] = { { + &sensor_dev_attr_fan1_input.dev_attr.attr, + &sensor_dev_attr_fan1_min.dev_attr.attr, &sensor_dev_attr_fan1_alarm.dev_attr.attr, NULL }, { - &sensor_dev_attr_fan2_input16.dev_attr.attr, - &sensor_dev_attr_fan2_min16.dev_attr.attr, + &sensor_dev_attr_fan2_input.dev_attr.attr, + &sensor_dev_attr_fan2_min.dev_attr.attr, &sensor_dev_attr_fan2_alarm.dev_attr.attr, NULL }, { - &sensor_dev_attr_fan3_input16.dev_attr.attr, - &sensor_dev_attr_fan3_min16.dev_attr.attr, + &sensor_dev_attr_fan3_input.dev_attr.attr, + &sensor_dev_attr_fan3_min.dev_attr.attr, &sensor_dev_attr_fan3_alarm.dev_attr.attr, NULL }, { - &sensor_dev_attr_fan4_input16.dev_attr.attr, - &sensor_dev_attr_fan4_min16.dev_attr.attr, + &sensor_dev_attr_fan4_input.dev_attr.attr, + &sensor_dev_attr_fan4_min.dev_attr.attr, &sensor_dev_attr_fan4_alarm.dev_attr.attr, NULL }, { - &sensor_dev_attr_fan5_input16.dev_attr.attr, - &sensor_dev_attr_fan5_min16.dev_attr.attr, + &sensor_dev_attr_fan5_input.dev_attr.attr, + &sensor_dev_attr_fan5_min.dev_attr.attr, &sensor_dev_attr_fan5_alarm.dev_attr.attr, NULL } }; -static const struct attribute_group it87_group_fan16[5] = { - { .attrs = it87_attributes_fan16[0] }, - { .attrs = it87_attributes_fan16[1] }, - { .attrs = it87_attributes_fan16[2] }, - { .attrs = it87_attributes_fan16[3] }, - { .attrs = it87_attributes_fan16[4] }, +static const struct attribute_group it87_group_fan[5] = { + { .attrs = it87_attributes_fan[0] }, + { .attrs = it87_attributes_fan[1] }, + { .attrs = it87_attributes_fan[2] }, + { .attrs = it87_attributes_fan[3] }, + { .attrs = it87_attributes_fan[4] }, }; -static struct attribute *it87_attributes_fan[3][4+1] = { { - &sensor_dev_attr_fan1_input.dev_attr.attr, - &sensor_dev_attr_fan1_min.dev_attr.attr, +static const struct attribute *it87_attributes_fan_div[] = { &sensor_dev_attr_fan1_div.dev_attr.attr, - &sensor_dev_attr_fan1_alarm.dev_attr.attr, - NULL -}, { - &sensor_dev_attr_fan2_input.dev_attr.attr, - &sensor_dev_attr_fan2_min.dev_attr.attr, &sensor_dev_attr_fan2_div.dev_attr.attr, - &sensor_dev_attr_fan2_alarm.dev_attr.attr, - NULL -}, { - &sensor_dev_attr_fan3_input.dev_attr.attr, - &sensor_dev_attr_fan3_min.dev_attr.attr, &sensor_dev_attr_fan3_div.dev_attr.attr, - &sensor_dev_attr_fan3_alarm.dev_attr.attr, - NULL -} }; - -static const struct attribute_group it87_group_fan[3] = { - { .attrs = it87_attributes_fan[0] }, - { .attrs = it87_attributes_fan[1] }, - { .attrs = it87_attributes_fan[2] }, }; -static const struct attribute_group * -it87_get_fan_group(const struct it87_data *data) -{ - return has_16bit_fans(data) ? it87_group_fan16 : it87_group_fan; -} - static struct attribute *it87_attributes_pwm[3][4+1] = { { &sensor_dev_attr_pwm1_enable.dev_attr.attr, &sensor_dev_attr_pwm1.dev_attr.attr, @@ -1925,7 +1933,6 @@ static void it87_remove_files(struct device *dev) { struct it87_data *data = platform_get_drvdata(pdev); struct it87_sio_data *sio_data = dev->platform_data; - const struct attribute_group *fan_group = it87_get_fan_group(data); int i; sysfs_remove_group(&dev->kobj, &it87_group); @@ -1941,6 +1948,9 @@ static void it87_remove_files(struct device *dev) if (!(data->has_temp & (1 << i))) continue; sysfs_remove_group(&dev->kobj, &it87_group_temp[i]); + if (has_temp_offset(data)) + sysfs_remove_file(&dev->kobj, + it87_attributes_temp_offset[i]); if (sio_data->beep_pin) sysfs_remove_file(&dev->kobj, it87_attributes_temp_beep[i]); @@ -1948,10 +1958,13 @@ static void it87_remove_files(struct device *dev) for (i = 0; i < 5; i++) { if (!(data->has_fan & (1 << i))) continue; - sysfs_remove_group(&dev->kobj, &fan_group[i]); + sysfs_remove_group(&dev->kobj, &it87_group_fan[i]); if (sio_data->beep_pin) sysfs_remove_file(&dev->kobj, it87_attributes_fan_beep[i]); + if (i < 3 && !has_16bit_fans(data)) + sysfs_remove_file(&dev->kobj, + it87_attributes_fan_div[i]); } for (i = 0; i < 3; i++) { if (sio_data->skip_pwm & (1 << 0)) @@ -1972,21 +1985,9 @@ static int it87_probe(struct platform_device *pdev) struct resource *res; struct device *dev = &pdev->dev; struct it87_sio_data *sio_data = dev->platform_data; - const struct attribute_group *fan_group; int err = 0, i; int enable_pwm_interface; int fan_beep_need_rw; - static const char * const names[] = { - "it87", - "it8712", - "it8716", - "it8718", - "it8720", - "it8721", - "it8728", - "it8782", - "it8783", - }; res = platform_get_resource(pdev, IORESOURCE_IO, 0); if (!devm_request_region(&pdev->dev, res->start, IT87_EC_EXTENT, @@ -2003,8 +2004,31 @@ static int it87_probe(struct platform_device *pdev) data->addr = res->start; data->type = sio_data->type; - data->revision = sio_data->revision; - data->name = names[sio_data->type]; + data->features = it87_devices[sio_data->type].features; + data->peci_mask = it87_devices[sio_data->type].peci_mask; + data->old_peci_mask = it87_devices[sio_data->type].old_peci_mask; + data->name = it87_devices[sio_data->type].name; + /* + * IT8705F Datasheet 0.4.1, 3h == Version G. + * IT8712F Datasheet 0.9.1, section 8.3.5 indicates 8h == Version J. + * These are the first revisions with 16-bit tachometer support. + */ + switch (data->type) { + case it87: + if (sio_data->revision >= 0x03) { + data->features &= ~FEAT_OLD_AUTOPWM; + data->features |= FEAT_16BIT_FANS; + } + break; + case it8712: + if (sio_data->revision >= 0x08) { + data->features &= ~FEAT_OLD_AUTOPWM; + data->features |= FEAT_16BIT_FANS; + } + break; + default: + break; + } /* Now, we do the remaining detection. */ if ((it87_read_value(data, IT87_REG_CONFIG) & 0x80) @@ -2068,6 +2092,12 @@ static int it87_probe(struct platform_device *pdev) err = sysfs_create_group(&dev->kobj, &it87_group_temp[i]); if (err) goto error; + if (has_temp_offset(data)) { + err = sysfs_create_file(&dev->kobj, + it87_attributes_temp_offset[i]); + if (err) + goto error; + } if (sio_data->beep_pin) { err = sysfs_create_file(&dev->kobj, it87_attributes_temp_beep[i]); @@ -2077,15 +2107,21 @@ static int it87_probe(struct platform_device *pdev) } /* Do not create fan files for disabled fans */ - fan_group = it87_get_fan_group(data); fan_beep_need_rw = 1; for (i = 0; i < 5; i++) { if (!(data->has_fan & (1 << i))) continue; - err = sysfs_create_group(&dev->kobj, &fan_group[i]); + err = sysfs_create_group(&dev->kobj, &it87_group_fan[i]); if (err) goto error; + if (i < 3 && !has_16bit_fans(data)) { + err = sysfs_create_file(&dev->kobj, + it87_attributes_fan_div[i]); + if (err) + goto error; + } + if (sio_data->beep_pin) { err = sysfs_create_file(&dev->kobj, it87_attributes_fan_beep[i]); @@ -2221,8 +2257,8 @@ static int it87_check_pwm(struct device *dev) * PWM interface). */ if (!((pwm[0] | pwm[1] | pwm[2]) & 0x80)) { - dev_info(dev, "Reconfiguring PWM to " - "active high polarity\n"); + dev_info(dev, + "Reconfiguring PWM to active high polarity\n"); it87_write_value(data, IT87_REG_FAN_CTL, tmp | 0x87); for (i = 0; i < 3; i++) @@ -2232,16 +2268,16 @@ static int it87_check_pwm(struct device *dev) return 1; } - dev_info(dev, "PWM configuration is " - "too broken to be fixed\n"); + dev_info(dev, + "PWM configuration is too broken to be fixed\n"); } - dev_info(dev, "Detected broken BIOS " - "defaults, disabling PWM interface\n"); + dev_info(dev, + "Detected broken BIOS defaults, disabling PWM interface\n"); return 0; } else if (fix_pwm_polarity) { - dev_info(dev, "PWM configuration looks " - "sane, won't touch\n"); + dev_info(dev, + "PWM configuration looks sane, won't touch\n"); } return 1; @@ -2389,42 +2425,46 @@ static struct it87_data *it87_update_device(struct device *dev) it87_read_value(data, IT87_REG_CONFIG) | 0x40); } for (i = 0; i <= 7; i++) { - data->in[i] = + data->in[i][0] = it87_read_value(data, IT87_REG_VIN(i)); - data->in_min[i] = + data->in[i][1] = it87_read_value(data, IT87_REG_VIN_MIN(i)); - data->in_max[i] = + data->in[i][2] = it87_read_value(data, IT87_REG_VIN_MAX(i)); } /* in8 (battery) has no limit registers */ - data->in[8] = it87_read_value(data, IT87_REG_VIN(8)); + data->in[8][0] = it87_read_value(data, IT87_REG_VIN(8)); for (i = 0; i < 5; i++) { /* Skip disabled fans */ if (!(data->has_fan & (1 << i))) continue; - data->fan_min[i] = + data->fan[i][1] = it87_read_value(data, IT87_REG_FAN_MIN[i]); - data->fan[i] = it87_read_value(data, + data->fan[i][0] = it87_read_value(data, IT87_REG_FAN[i]); /* Add high byte if in 16-bit mode */ if (has_16bit_fans(data)) { - data->fan[i] |= it87_read_value(data, + data->fan[i][0] |= it87_read_value(data, IT87_REG_FANX[i]) << 8; - data->fan_min[i] |= it87_read_value(data, + data->fan[i][1] |= it87_read_value(data, IT87_REG_FANX_MIN[i]) << 8; } } for (i = 0; i < 3; i++) { if (!(data->has_temp & (1 << i))) continue; - data->temp[i] = + data->temp[i][0] = it87_read_value(data, IT87_REG_TEMP(i)); - data->temp_high[i] = - it87_read_value(data, IT87_REG_TEMP_HIGH(i)); - data->temp_low[i] = + data->temp[i][1] = it87_read_value(data, IT87_REG_TEMP_LOW(i)); + data->temp[i][2] = + it87_read_value(data, IT87_REG_TEMP_HIGH(i)); + if (has_temp_offset(data)) + data->temp[i][3] = + it87_read_value(data, + IT87_REG_TEMP_OFFSET[i]); } /* Newer chips don't have clock dividers */ @@ -2448,6 +2488,7 @@ static struct it87_data *it87_update_device(struct device *dev) it87_update_pwm_ctrl(data, i); data->sensor = it87_read_value(data, IT87_REG_TEMP_ENABLE); + data->extra = it87_read_value(data, IT87_REG_TEMP_EXTRA); /* * The IT8705F does not have VID capability. * The IT8718F and later don't use IT87_REG_VID for the @@ -2549,8 +2590,7 @@ static void __exit sm_it87_exit(void) } -MODULE_AUTHOR("Chris Gauthron, " - "Jean Delvare <khali@linux-fr.org>"); +MODULE_AUTHOR("Chris Gauthron, Jean Delvare <khali@linux-fr.org>"); MODULE_DESCRIPTION("IT8705F/IT871xF/IT872xF hardware monitoring driver"); module_param(update_vbat, bool, 0); MODULE_PARM_DESC(update_vbat, "Update vbat if set else return powerup value"); diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c index 55ac41c05561..0e8ffd6059a0 100644 --- a/drivers/hwmon/w83627ehf.c +++ b/drivers/hwmon/w83627ehf.c @@ -1,7 +1,7 @@ /* * w83627ehf - Driver for the hardware monitoring functionality of * the Winbond W83627EHF Super-I/O chip - * Copyright (C) 2005-2011 Jean Delvare <khali@linux-fr.org> + * Copyright (C) 2005-2012 Jean Delvare <khali@linux-fr.org> * Copyright (C) 2006 Yuan Mu (Winbond), * Rudolf Marek <r.marek@assembler.cz> * David Hubbard <david.c.hubbard@gmail.com> @@ -502,6 +502,13 @@ struct w83627ehf_data { u16 have_temp_offset; u8 in6_skip:1; u8 temp3_val_only:1; + +#ifdef CONFIG_PM + /* Remember extra register values over suspend/resume */ + u8 vbat; + u8 fandiv1; + u8 fandiv2; +#endif }; struct w83627ehf_sio_data { @@ -898,6 +905,8 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev) data->temp_max_hyst[i] = w83627ehf_read_temp(data, data->reg_temp_hyst[i]); + if (i > 2) + continue; if (data->have_temp_offset & (1 << i)) data->temp_offset[i] = w83627ehf_read_value(data, @@ -2608,10 +2617,98 @@ static int w83627ehf_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_PM +static int w83627ehf_suspend(struct device *dev) +{ + struct w83627ehf_data *data = w83627ehf_update_device(dev); + struct w83627ehf_sio_data *sio_data = dev->platform_data; + + mutex_lock(&data->update_lock); + data->vbat = w83627ehf_read_value(data, W83627EHF_REG_VBAT); + if (sio_data->kind == nct6775) { + data->fandiv1 = w83627ehf_read_value(data, NCT6775_REG_FANDIV1); + data->fandiv2 = w83627ehf_read_value(data, NCT6775_REG_FANDIV2); + } + mutex_unlock(&data->update_lock); + + return 0; +} + +static int w83627ehf_resume(struct device *dev) +{ + struct w83627ehf_data *data = dev_get_drvdata(dev); + struct w83627ehf_sio_data *sio_data = dev->platform_data; + int i; + + mutex_lock(&data->update_lock); + data->bank = 0xff; /* Force initial bank selection */ + + /* Restore limits */ + for (i = 0; i < data->in_num; i++) { + if ((i == 6) && data->in6_skip) + continue; + + w83627ehf_write_value(data, W83627EHF_REG_IN_MIN(i), + data->in_min[i]); + w83627ehf_write_value(data, W83627EHF_REG_IN_MAX(i), + data->in_max[i]); + } + + for (i = 0; i < 5; i++) { + if (!(data->has_fan_min & (1 << i))) + continue; + + w83627ehf_write_value(data, data->REG_FAN_MIN[i], + data->fan_min[i]); + } + + for (i = 0; i < NUM_REG_TEMP; i++) { + if (!(data->have_temp & (1 << i))) + continue; + + if (data->reg_temp_over[i]) + w83627ehf_write_temp(data, data->reg_temp_over[i], + data->temp_max[i]); + if (data->reg_temp_hyst[i]) + w83627ehf_write_temp(data, data->reg_temp_hyst[i], + data->temp_max_hyst[i]); + if (i > 2) + continue; + if (data->have_temp_offset & (1 << i)) + w83627ehf_write_value(data, + W83627EHF_REG_TEMP_OFFSET[i], + data->temp_offset[i]); + } + + /* Restore other settings */ + w83627ehf_write_value(data, W83627EHF_REG_VBAT, data->vbat); + if (sio_data->kind == nct6775) { + w83627ehf_write_value(data, NCT6775_REG_FANDIV1, data->fandiv1); + w83627ehf_write_value(data, NCT6775_REG_FANDIV2, data->fandiv2); + } + + /* Force re-reading all values */ + data->valid = 0; + mutex_unlock(&data->update_lock); + + return 0; +} + +static const struct dev_pm_ops w83627ehf_dev_pm_ops = { + .suspend = w83627ehf_suspend, + .resume = w83627ehf_resume, +}; + +#define W83627EHF_DEV_PM_OPS (&w83627ehf_dev_pm_ops) +#else +#define W83627EHF_DEV_PM_OPS NULL +#endif /* CONFIG_PM */ + static struct platform_driver w83627ehf_driver = { .driver = { .owner = THIS_MODULE, .name = DRVNAME, + .pm = W83627EHF_DEV_PM_OPS, }, .probe = w83627ehf_probe, .remove = w83627ehf_remove, diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c index 7f68b8309d10..81f486520cea 100644 --- a/drivers/hwmon/w83627hf.c +++ b/drivers/hwmon/w83627hf.c @@ -5,7 +5,7 @@ * Philip Edelbrock <phil@netroedge.com>, * and Mark Studebaker <mdsxyz123@yahoo.com> * Ported to 2.6 by Bernhard C. Schrenk <clemy@clemy.org> - * Copyright (c) 2007 Jean Delvare <khali@linux-fr.org> + * Copyright (c) 2007 - 1012 Jean Delvare <khali@linux-fr.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 @@ -389,6 +389,12 @@ struct w83627hf_data { */ u8 vrm; u8 vrm_ovt; /* Register value, 627THF/637HF/687THF only */ + +#ifdef CONFIG_PM + /* Remember extra register values over suspend/resume */ + u8 scfg1; + u8 scfg2; +#endif }; @@ -401,10 +407,77 @@ static void w83627hf_update_fan_div(struct w83627hf_data *data); static struct w83627hf_data *w83627hf_update_device(struct device *dev); static void w83627hf_init_device(struct platform_device *pdev); +#ifdef CONFIG_PM +static int w83627hf_suspend(struct device *dev) +{ + struct w83627hf_data *data = w83627hf_update_device(dev); + + mutex_lock(&data->update_lock); + data->scfg1 = w83627hf_read_value(data, W83781D_REG_SCFG1); + data->scfg2 = w83627hf_read_value(data, W83781D_REG_SCFG2); + mutex_unlock(&data->update_lock); + + return 0; +} + +static int w83627hf_resume(struct device *dev) +{ + struct w83627hf_data *data = dev_get_drvdata(dev); + int i, num_temps = (data->type == w83697hf) ? 2 : 3; + + /* Restore limits */ + mutex_lock(&data->update_lock); + for (i = 0; i <= 8; i++) { + /* skip missing sensors */ + if (((data->type == w83697hf) && (i == 1)) || + ((data->type != w83627hf && data->type != w83697hf) + && (i == 5 || i == 6))) + continue; + w83627hf_write_value(data, W83781D_REG_IN_MAX(i), + data->in_max[i]); + w83627hf_write_value(data, W83781D_REG_IN_MIN(i), + data->in_min[i]); + } + for (i = 0; i <= 2; i++) + w83627hf_write_value(data, W83627HF_REG_FAN_MIN(i), + data->fan_min[i]); + for (i = 0; i < num_temps; i++) { + w83627hf_write_value(data, w83627hf_reg_temp_over[i], + data->temp_max[i]); + w83627hf_write_value(data, w83627hf_reg_temp_hyst[i], + data->temp_max_hyst[i]); + } + + /* Fixup BIOS bugs */ + if (data->type == w83627thf || data->type == w83637hf || + data->type == w83687thf) + w83627hf_write_value(data, W83627THF_REG_VRM_OVT_CFG, + data->vrm_ovt); + w83627hf_write_value(data, W83781D_REG_SCFG1, data->scfg1); + w83627hf_write_value(data, W83781D_REG_SCFG2, data->scfg2); + + /* Force re-reading all values */ + data->valid = 0; + mutex_unlock(&data->update_lock); + + return 0; +} + +static const struct dev_pm_ops w83627hf_dev_pm_ops = { + .suspend = w83627hf_suspend, + .resume = w83627hf_resume, +}; + +#define W83627HF_DEV_PM_OPS (&w83627hf_dev_pm_ops) +#else +#define W83627HF_DEV_PM_OPS NULL +#endif /* CONFIG_PM */ + static struct platform_driver w83627hf_driver = { .driver = { .owner = THIS_MODULE, .name = DRVNAME, + .pm = W83627HF_DEV_PM_OPS, }, .probe = w83627hf_probe, .remove = w83627hf_remove, @@ -1659,8 +1732,10 @@ static void w83627hf_init_device(struct platform_device *pdev) /* Minimize conflicts with other winbond i2c-only clients... */ /* disable i2c subclients... how to disable main i2c client?? */ /* force i2c address to relatively uncommon address */ - w83627hf_write_value(data, W83781D_REG_I2C_SUBADDR, 0x89); - w83627hf_write_value(data, W83781D_REG_I2C_ADDR, force_i2c); + if (type == w83627hf) { + w83627hf_write_value(data, W83781D_REG_I2C_SUBADDR, 0x89); + w83627hf_write_value(data, W83781D_REG_I2C_ADDR, force_i2c); + } /* Read VID only once */ if (type == w83627hf || type == w83637hf) { diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c index b5fdcb78a75b..a5ebc0083d87 100644 --- a/drivers/lguest/core.c +++ b/drivers/lguest/core.c @@ -225,7 +225,7 @@ int run_guest(struct lg_cpu *cpu, unsigned long __user *user) * eventfd (ie. the appropriate virtqueue thread)? */ if (!send_notify_to_eventfd(cpu)) { - /* OK, we tell the main Laucher. */ + /* OK, we tell the main Launcher. */ if (put_user(cpu->pending_notify, user)) return -EFAULT; return sizeof(cpu->pending_notify); diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c index 770a0d01e0b9..05164d7f054b 100644 --- a/drivers/mfd/omap-usb-host.c +++ b/drivers/mfd/omap-usb-host.c @@ -25,7 +25,6 @@ #include <linux/dma-mapping.h> #include <linux/spinlock.h> #include <linux/gpio.h> -#include <plat/cpu.h> #include <linux/platform_device.h> #include <linux/platform_data/usb-omap.h> #include <linux/pm_runtime.h> @@ -384,7 +383,7 @@ static void omap_usbhs_init(struct device *dev) reg &= ~OMAP_UHH_HOSTCONFIG_P3_CONNECT_STATUS; /* Bypass the TLL module for PHY mode operation */ - if (cpu_is_omap3430() && (omap_rev() <= OMAP3430_REV_ES2_1)) { + if (pdata->single_ulpi_bypass) { dev_dbg(dev, "OMAP3 ES version <= ES2.1\n"); if (is_ehci_phy_mode(pdata->port_mode[0]) || is_ehci_phy_mode(pdata->port_mode[1]) || diff --git a/drivers/mtd/ubi/attach.c b/drivers/mtd/ubi/attach.c index fec406b4553d..c071d410488f 100644 --- a/drivers/mtd/ubi/attach.c +++ b/drivers/mtd/ubi/attach.c @@ -322,7 +322,6 @@ static struct ubi_ainf_volume *add_volume(struct ubi_attach_info *ai, int ubi_compare_lebs(struct ubi_device *ubi, const struct ubi_ainf_peb *aeb, int pnum, const struct ubi_vid_hdr *vid_hdr) { - void *buf; int len, err, second_is_newer, bitflips = 0, corrupted = 0; uint32_t data_crc, crc; struct ubi_vid_hdr *vh = NULL; @@ -393,18 +392,14 @@ int ubi_compare_lebs(struct ubi_device *ubi, const struct ubi_ainf_peb *aeb, /* Read the data of the copy and check the CRC */ len = be32_to_cpu(vid_hdr->data_size); - buf = vmalloc(len); - if (!buf) { - err = -ENOMEM; - goto out_free_vidh; - } - err = ubi_io_read_data(ubi, buf, pnum, 0, len); + mutex_lock(&ubi->buf_mutex); + err = ubi_io_read_data(ubi, ubi->peb_buf, pnum, 0, len); if (err && err != UBI_IO_BITFLIPS && !mtd_is_eccerr(err)) - goto out_free_buf; + goto out_unlock; data_crc = be32_to_cpu(vid_hdr->data_crc); - crc = crc32(UBI_CRC32_INIT, buf, len); + crc = crc32(UBI_CRC32_INIT, ubi->peb_buf, len); if (crc != data_crc) { dbg_bld("PEB %d CRC error: calculated %#08x, must be %#08x", pnum, crc, data_crc); @@ -415,8 +410,8 @@ int ubi_compare_lebs(struct ubi_device *ubi, const struct ubi_ainf_peb *aeb, dbg_bld("PEB %d CRC is OK", pnum); bitflips = !!err; } + mutex_unlock(&ubi->buf_mutex); - vfree(buf); ubi_free_vid_hdr(ubi, vh); if (second_is_newer) @@ -426,8 +421,8 @@ int ubi_compare_lebs(struct ubi_device *ubi, const struct ubi_ainf_peb *aeb, return second_is_newer | (bitflips << 1) | (corrupted << 2); -out_free_buf: - vfree(buf); +out_unlock: + mutex_unlock(&ubi->buf_mutex); out_free_vidh: ubi_free_vid_hdr(ubi, vh); return err; @@ -1453,7 +1448,7 @@ int ubi_attach(struct ubi_device *ubi, int force_scan) goto out_wl; #ifdef CONFIG_MTD_UBI_FASTMAP - if (ubi->fm && ubi->dbg->chk_gen) { + if (ubi->fm && ubi_dbg_chk_gen(ubi)) { struct ubi_attach_info *scan_ai; scan_ai = alloc_ai("ubi_ckh_aeb_slab_cache"); @@ -1503,7 +1498,7 @@ static int self_check_ai(struct ubi_device *ubi, struct ubi_attach_info *ai) struct ubi_ainf_peb *aeb, *last_aeb; uint8_t *buf; - if (!ubi->dbg->chk_gen) + if (!ubi_dbg_chk_gen(ubi)) return 0; /* diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c index 344b4cb49d4e..a56133585e92 100644 --- a/drivers/mtd/ubi/build.c +++ b/drivers/mtd/ubi/build.c @@ -825,8 +825,7 @@ static int autoresize(struct ubi_device *ubi, int vol_id) * No available PEBs to re-size the volume, clear the flag on * flash and exit. */ - memcpy(&vtbl_rec, &ubi->vtbl[vol_id], - sizeof(struct ubi_vtbl_record)); + vtbl_rec = ubi->vtbl[vol_id]; err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); if (err) ubi_err("cannot clean auto-resize flag for volume %d", @@ -986,14 +985,10 @@ int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num, if (!ubi->fm_buf) goto out_free; #endif - err = ubi_debugging_init_dev(ubi); - if (err) - goto out_free; - err = ubi_attach(ubi, 0); if (err) { ubi_err("failed to attach mtd%d, error %d", mtd->index, err); - goto out_debugging; + goto out_free; } if (ubi->autoresize_vol_id != -1) { @@ -1060,8 +1055,6 @@ out_detach: ubi_wl_close(ubi); ubi_free_internal_volumes(ubi); vfree(ubi->vtbl); -out_debugging: - ubi_debugging_exit_dev(ubi); out_free: vfree(ubi->peb_buf); vfree(ubi->fm_buf); @@ -1139,7 +1132,6 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway) ubi_free_internal_volumes(ubi); vfree(ubi->vtbl); put_mtd_device(ubi->mtd); - ubi_debugging_exit_dev(ubi); vfree(ubi->peb_buf); vfree(ubi->fm_buf); ubi_msg("mtd%d is detached from ubi%d", ubi->mtd->index, ubi->ubi_num); diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c index 26908a59506b..63cb1d7236ce 100644 --- a/drivers/mtd/ubi/debug.c +++ b/drivers/mtd/ubi/debug.c @@ -217,32 +217,6 @@ void ubi_dump_mkvol_req(const struct ubi_mkvol_req *req) pr_err("\t1st 16 characters of name: %s\n", nm); } -/** - * ubi_debugging_init_dev - initialize debugging for an UBI device. - * @ubi: UBI device description object - * - * This function initializes debugging-related data for UBI device @ubi. - * Returns zero in case of success and a negative error code in case of - * failure. - */ -int ubi_debugging_init_dev(struct ubi_device *ubi) -{ - ubi->dbg = kzalloc(sizeof(struct ubi_debug_info), GFP_KERNEL); - if (!ubi->dbg) - return -ENOMEM; - - return 0; -} - -/** - * ubi_debugging_exit_dev - free debugging data for an UBI device. - * @ubi: UBI device description object - */ -void ubi_debugging_exit_dev(struct ubi_device *ubi) -{ - kfree(ubi->dbg); -} - /* * Root directory for UBI stuff in debugfs. Contains sub-directories which * contain the stuff specific to particular UBI devices. @@ -295,7 +269,7 @@ static ssize_t dfs_file_read(struct file *file, char __user *user_buf, ubi = ubi_get_device(ubi_num); if (!ubi) return -ENODEV; - d = ubi->dbg; + d = &ubi->dbg; if (dent == d->dfs_chk_gen) val = d->chk_gen; @@ -341,7 +315,7 @@ static ssize_t dfs_file_write(struct file *file, const char __user *user_buf, ubi = ubi_get_device(ubi_num); if (!ubi) return -ENODEV; - d = ubi->dbg; + d = &ubi->dbg; buf_size = min_t(size_t, count, (sizeof(buf) - 1)); if (copy_from_user(buf, user_buf, buf_size)) { @@ -398,7 +372,7 @@ int ubi_debugfs_init_dev(struct ubi_device *ubi) unsigned long ubi_num = ubi->ubi_num; const char *fname; struct dentry *dent; - struct ubi_debug_info *d = ubi->dbg; + struct ubi_debug_info *d = &ubi->dbg; if (!IS_ENABLED(CONFIG_DEBUG_FS)) return 0; @@ -471,5 +445,5 @@ out: void ubi_debugfs_exit_dev(struct ubi_device *ubi) { if (IS_ENABLED(CONFIG_DEBUG_FS)) - debugfs_remove_recursive(ubi->dbg->dfs_dir); + debugfs_remove_recursive(ubi->dbg.dfs_dir); } diff --git a/drivers/mtd/ubi/debug.h b/drivers/mtd/ubi/debug.h index 3dbc877d9663..33f8f3b2c9b2 100644 --- a/drivers/mtd/ubi/debug.h +++ b/drivers/mtd/ubi/debug.h @@ -60,51 +60,11 @@ void ubi_dump_aeb(const struct ubi_ainf_peb *aeb, int type); void ubi_dump_mkvol_req(const struct ubi_mkvol_req *req); int ubi_self_check_all_ff(struct ubi_device *ubi, int pnum, int offset, int len); -int ubi_debugging_init_dev(struct ubi_device *ubi); -void ubi_debugging_exit_dev(struct ubi_device *ubi); int ubi_debugfs_init(void); void ubi_debugfs_exit(void); int ubi_debugfs_init_dev(struct ubi_device *ubi); void ubi_debugfs_exit_dev(struct ubi_device *ubi); -/* - * The UBI debugfs directory name pattern and maximum name length (3 for "ubi" - * + 2 for the number plus 1 for the trailing zero byte. - */ -#define UBI_DFS_DIR_NAME "ubi%d" -#define UBI_DFS_DIR_LEN (3 + 2 + 1) - -/** - * struct ubi_debug_info - debugging information for an UBI device. - * - * @chk_gen: if UBI general extra checks are enabled - * @chk_io: if UBI I/O extra checks are enabled - * @disable_bgt: disable the background task for testing purposes - * @emulate_bitflips: emulate bit-flips for testing purposes - * @emulate_io_failures: emulate write/erase failures for testing purposes - * @dfs_dir_name: name of debugfs directory containing files of this UBI device - * @dfs_dir: direntry object of the UBI device debugfs directory - * @dfs_chk_gen: debugfs knob to enable UBI general extra checks - * @dfs_chk_io: debugfs knob to enable UBI I/O extra checks - * @dfs_disable_bgt: debugfs knob to disable the background task - * @dfs_emulate_bitflips: debugfs knob to emulate bit-flips - * @dfs_emulate_io_failures: debugfs knob to emulate write/erase failures - */ -struct ubi_debug_info { - unsigned int chk_gen:1; - unsigned int chk_io:1; - unsigned int disable_bgt:1; - unsigned int emulate_bitflips:1; - unsigned int emulate_io_failures:1; - char dfs_dir_name[UBI_DFS_DIR_LEN + 1]; - struct dentry *dfs_dir; - struct dentry *dfs_chk_gen; - struct dentry *dfs_chk_io; - struct dentry *dfs_disable_bgt; - struct dentry *dfs_emulate_bitflips; - struct dentry *dfs_emulate_io_failures; -}; - /** * ubi_dbg_is_bgt_disabled - if the background thread is disabled. * @ubi: UBI device description object @@ -114,7 +74,7 @@ struct ubi_debug_info { */ static inline int ubi_dbg_is_bgt_disabled(const struct ubi_device *ubi) { - return ubi->dbg->disable_bgt; + return ubi->dbg.disable_bgt; } /** @@ -125,7 +85,7 @@ static inline int ubi_dbg_is_bgt_disabled(const struct ubi_device *ubi) */ static inline int ubi_dbg_is_bitflip(const struct ubi_device *ubi) { - if (ubi->dbg->emulate_bitflips) + if (ubi->dbg.emulate_bitflips) return !(random32() % 200); return 0; } @@ -139,7 +99,7 @@ static inline int ubi_dbg_is_bitflip(const struct ubi_device *ubi) */ static inline int ubi_dbg_is_write_failure(const struct ubi_device *ubi) { - if (ubi->dbg->emulate_io_failures) + if (ubi->dbg.emulate_io_failures) return !(random32() % 500); return 0; } @@ -153,9 +113,18 @@ static inline int ubi_dbg_is_write_failure(const struct ubi_device *ubi) */ static inline int ubi_dbg_is_erase_failure(const struct ubi_device *ubi) { - if (ubi->dbg->emulate_io_failures) + if (ubi->dbg.emulate_io_failures) return !(random32() % 400); return 0; } +static inline int ubi_dbg_chk_io(const struct ubi_device *ubi) +{ + return ubi->dbg.chk_io; +} + +static inline int ubi_dbg_chk_gen(const struct ubi_device *ubi) +{ + return ubi->dbg.chk_gen; +} #endif /* !__UBI_DEBUG_H__ */ diff --git a/drivers/mtd/ubi/fastmap.c b/drivers/mtd/ubi/fastmap.c index 1a5f53c090d4..0648c6996d43 100644 --- a/drivers/mtd/ubi/fastmap.c +++ b/drivers/mtd/ubi/fastmap.c @@ -814,10 +814,8 @@ static int ubi_attach_fastmap(struct ubi_device *ubi, if (max_sqnum > ai->max_sqnum) ai->max_sqnum = max_sqnum; - list_for_each_entry_safe(tmp_aeb, _tmp_aeb, &free, u.list) { - list_del(&tmp_aeb->u.list); - list_add_tail(&tmp_aeb->u.list, &ai->free); - } + list_for_each_entry_safe(tmp_aeb, _tmp_aeb, &free, u.list) + list_move_tail(&tmp_aeb->u.list, &ai->free); /* * If fastmap is leaking PEBs (must not happen), raise a diff --git a/drivers/mtd/ubi/gluebi.c b/drivers/mtd/ubi/gluebi.c index 4bd4db8c84c9..b93807b4c459 100644 --- a/drivers/mtd/ubi/gluebi.c +++ b/drivers/mtd/ubi/gluebi.c @@ -171,17 +171,17 @@ static void gluebi_put_device(struct mtd_info *mtd) static int gluebi_read(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, unsigned char *buf) { - int err = 0, lnum, offs, total_read; + int err = 0, lnum, offs, bytes_left; struct gluebi_device *gluebi; gluebi = container_of(mtd, struct gluebi_device, mtd); lnum = div_u64_rem(from, mtd->erasesize, &offs); - total_read = len; - while (total_read) { + bytes_left = len; + while (bytes_left) { size_t to_read = mtd->erasesize - offs; - if (to_read > total_read) - to_read = total_read; + if (to_read > bytes_left) + to_read = bytes_left; err = ubi_read(gluebi->desc, lnum, buf, offs, to_read); if (err) @@ -189,11 +189,11 @@ static int gluebi_read(struct mtd_info *mtd, loff_t from, size_t len, lnum += 1; offs = 0; - total_read -= to_read; + bytes_left -= to_read; buf += to_read; } - *retlen = len - total_read; + *retlen = len - bytes_left; return err; } @@ -211,7 +211,7 @@ static int gluebi_read(struct mtd_info *mtd, loff_t from, size_t len, static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len, size_t *retlen, const u_char *buf) { - int err = 0, lnum, offs, total_written; + int err = 0, lnum, offs, bytes_left; struct gluebi_device *gluebi; gluebi = container_of(mtd, struct gluebi_device, mtd); @@ -220,12 +220,12 @@ static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len, if (len % mtd->writesize || offs % mtd->writesize) return -EINVAL; - total_written = len; - while (total_written) { + bytes_left = len; + while (bytes_left) { size_t to_write = mtd->erasesize - offs; - if (to_write > total_written) - to_write = total_written; + if (to_write > bytes_left) + to_write = bytes_left; err = ubi_leb_write(gluebi->desc, lnum, buf, offs, to_write); if (err) @@ -233,11 +233,11 @@ static int gluebi_write(struct mtd_info *mtd, loff_t to, size_t len, lnum += 1; offs = 0; - total_written -= to_write; + bytes_left -= to_write; buf += to_write; } - *retlen = len - total_written; + *retlen = len - bytes_left; return err; } diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c index 78a1dcbf2107..bf79def40126 100644 --- a/drivers/mtd/ubi/io.c +++ b/drivers/mtd/ubi/io.c @@ -1132,7 +1132,7 @@ static int self_check_not_bad(const struct ubi_device *ubi, int pnum) { int err; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; err = ubi_io_is_bad(ubi, pnum); @@ -1159,7 +1159,7 @@ static int self_check_ec_hdr(const struct ubi_device *ubi, int pnum, int err; uint32_t magic; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; magic = be32_to_cpu(ec_hdr->magic); @@ -1197,7 +1197,7 @@ static int self_check_peb_ec_hdr(const struct ubi_device *ubi, int pnum) uint32_t crc, hdr_crc; struct ubi_ec_hdr *ec_hdr; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; ec_hdr = kzalloc(ubi->ec_hdr_alsize, GFP_NOFS); @@ -1241,7 +1241,7 @@ static int self_check_vid_hdr(const struct ubi_device *ubi, int pnum, int err; uint32_t magic; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; magic = be32_to_cpu(vid_hdr->magic); @@ -1282,7 +1282,7 @@ static int self_check_peb_vid_hdr(const struct ubi_device *ubi, int pnum) struct ubi_vid_hdr *vid_hdr; void *p; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; vid_hdr = ubi_zalloc_vid_hdr(ubi, GFP_NOFS); @@ -1334,7 +1334,7 @@ static int self_check_write(struct ubi_device *ubi, const void *buf, int pnum, void *buf1; loff_t addr = (loff_t)pnum * ubi->peb_size + offset; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; buf1 = __vmalloc(len, GFP_NOFS, PAGE_KERNEL); @@ -1398,7 +1398,7 @@ int ubi_self_check_all_ff(struct ubi_device *ubi, int pnum, int offset, int len) void *buf; loff_t addr = (loff_t)pnum * ubi->peb_size + offset; - if (!ubi->dbg->chk_io) + if (!ubi_dbg_chk_io(ubi)) return 0; buf = __vmalloc(len, GFP_NOFS, PAGE_KERNEL); diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h index 7d57469723cf..8ea6297a208f 100644 --- a/drivers/mtd/ubi/ubi.h +++ b/drivers/mtd/ubi/ubi.h @@ -85,6 +85,13 @@ #define UBI_UNKNOWN -1 /* + * The UBI debugfs directory name pattern and maximum name length (3 for "ubi" + * + 2 for the number plus 1 for the trailing zero byte. + */ +#define UBI_DFS_DIR_NAME "ubi%d" +#define UBI_DFS_DIR_LEN (3 + 2 + 1) + +/* * Error codes returned by the I/O sub-system. * * UBI_IO_FF: the read region of flash contains only 0xFFs @@ -342,6 +349,37 @@ struct ubi_volume_desc { struct ubi_wl_entry; /** + * struct ubi_debug_info - debugging information for an UBI device. + * + * @chk_gen: if UBI general extra checks are enabled + * @chk_io: if UBI I/O extra checks are enabled + * @disable_bgt: disable the background task for testing purposes + * @emulate_bitflips: emulate bit-flips for testing purposes + * @emulate_io_failures: emulate write/erase failures for testing purposes + * @dfs_dir_name: name of debugfs directory containing files of this UBI device + * @dfs_dir: direntry object of the UBI device debugfs directory + * @dfs_chk_gen: debugfs knob to enable UBI general extra checks + * @dfs_chk_io: debugfs knob to enable UBI I/O extra checks + * @dfs_disable_bgt: debugfs knob to disable the background task + * @dfs_emulate_bitflips: debugfs knob to emulate bit-flips + * @dfs_emulate_io_failures: debugfs knob to emulate write/erase failures + */ +struct ubi_debug_info { + unsigned int chk_gen:1; + unsigned int chk_io:1; + unsigned int disable_bgt:1; + unsigned int emulate_bitflips:1; + unsigned int emulate_io_failures:1; + char dfs_dir_name[UBI_DFS_DIR_LEN + 1]; + struct dentry *dfs_dir; + struct dentry *dfs_chk_gen; + struct dentry *dfs_chk_io; + struct dentry *dfs_disable_bgt; + struct dentry *dfs_emulate_bitflips; + struct dentry *dfs_emulate_io_failures; +}; + +/** * struct ubi_device - UBI device description structure * @dev: UBI device object to use the the Linux device model * @cdev: character device object to create character device @@ -545,7 +583,7 @@ struct ubi_device { struct mutex buf_mutex; struct mutex ckvol_mutex; - struct ubi_debug_info *dbg; + struct ubi_debug_info dbg; }; /** diff --git a/drivers/mtd/ubi/upd.c b/drivers/mtd/ubi/upd.c index 9f2ebd8750e7..ec2c2dc1c1ca 100644 --- a/drivers/mtd/ubi/upd.c +++ b/drivers/mtd/ubi/upd.c @@ -64,8 +64,7 @@ static int set_update_marker(struct ubi_device *ubi, struct ubi_volume *vol) return 0; } - memcpy(&vtbl_rec, &ubi->vtbl[vol->vol_id], - sizeof(struct ubi_vtbl_record)); + vtbl_rec = ubi->vtbl[vol->vol_id]; vtbl_rec.upd_marker = 1; mutex_lock(&ubi->device_mutex); @@ -93,8 +92,7 @@ static int clear_update_marker(struct ubi_device *ubi, struct ubi_volume *vol, dbg_gen("clear update marker for volume %d", vol->vol_id); - memcpy(&vtbl_rec, &ubi->vtbl[vol->vol_id], - sizeof(struct ubi_vtbl_record)); + vtbl_rec = ubi->vtbl[vol->vol_id]; ubi_assert(vol->upd_marker && vtbl_rec.upd_marker); vtbl_rec.upd_marker = 0; diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c index 9169e58c262e..8330703c098f 100644 --- a/drivers/mtd/ubi/vmt.c +++ b/drivers/mtd/ubi/vmt.c @@ -535,7 +535,7 @@ int ubi_resize_volume(struct ubi_volume_desc *desc, int reserved_pebs) } /* Change volume table record */ - memcpy(&vtbl_rec, &ubi->vtbl[vol_id], sizeof(struct ubi_vtbl_record)); + vtbl_rec = ubi->vtbl[vol_id]; vtbl_rec.reserved_pebs = cpu_to_be32(reserved_pebs); err = ubi_change_vtbl_record(ubi, vol_id, &vtbl_rec); if (err) @@ -847,7 +847,7 @@ static int self_check_volumes(struct ubi_device *ubi) { int i, err = 0; - if (!ubi->dbg->chk_gen) + if (!ubi_dbg_chk_gen(ubi)) return 0; for (i = 0; i < ubi->vtbl_slots; i++) { diff --git a/drivers/mtd/ubi/vtbl.c b/drivers/mtd/ubi/vtbl.c index 926e3df14fb2..d77b1c1d7c72 100644 --- a/drivers/mtd/ubi/vtbl.c +++ b/drivers/mtd/ubi/vtbl.c @@ -858,7 +858,7 @@ out_free: */ static void self_vtbl_check(const struct ubi_device *ubi) { - if (!ubi->dbg->chk_gen) + if (!ubi_dbg_chk_gen(ubi)) return; if (vtbl_check(ubi, ubi->vtbl)) { diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c index 2144f611196e..5df49d3cb5c7 100644 --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -1,5 +1,4 @@ /* - * @ubi: UBI device description object * Copyright (c) International Business Machines Corp., 2006 * * This program is free software; you can redistribute it and/or modify @@ -2050,7 +2049,7 @@ static int self_check_ec(struct ubi_device *ubi, int pnum, int ec) long long read_ec; struct ubi_ec_hdr *ec_hdr; - if (!ubi->dbg->chk_gen) + if (!ubi_dbg_chk_gen(ubi)) return 0; ec_hdr = kzalloc(ubi->ec_hdr_alsize, GFP_NOFS); @@ -2090,7 +2089,7 @@ out_free: static int self_check_in_wl_tree(const struct ubi_device *ubi, struct ubi_wl_entry *e, struct rb_root *root) { - if (!ubi->dbg->chk_gen) + if (!ubi_dbg_chk_gen(ubi)) return 0; if (in_wl_tree(e, root)) @@ -2116,7 +2115,7 @@ static int self_check_in_pq(const struct ubi_device *ubi, struct ubi_wl_entry *p; int i; - if (!ubi->dbg->chk_gen) + if (!ubi_dbg_chk_gen(ubi)) return 0; for (i = 0; i < UBI_PROT_QUEUE_LEN; ++i) diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 68d64f0313ea..a6fcf15adc4f 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -130,7 +130,6 @@ struct skb_vnet_hdr { struct virtio_net_hdr hdr; struct virtio_net_hdr_mrg_rxbuf mhdr; }; - unsigned int num_sg; }; struct padded_vnet_hdr { @@ -530,10 +529,10 @@ static bool try_fill_recv(struct receive_queue *rq, gfp_t gfp) err = add_recvbuf_small(rq, gfp); oom = err == -ENOMEM; - if (err < 0) + if (err) break; ++rq->num; - } while (err > 0); + } while (rq->vq->num_free); if (unlikely(rq->num > rq->max)) rq->max = rq->num; virtqueue_kick(rq->vq); @@ -640,10 +639,10 @@ static int virtnet_open(struct net_device *dev) return 0; } -static unsigned int free_old_xmit_skbs(struct send_queue *sq) +static void free_old_xmit_skbs(struct send_queue *sq) { struct sk_buff *skb; - unsigned int len, tot_sgs = 0; + unsigned int len; struct virtnet_info *vi = sq->vq->vdev->priv; struct virtnet_stats *stats = this_cpu_ptr(vi->stats); @@ -655,10 +654,8 @@ static unsigned int free_old_xmit_skbs(struct send_queue *sq) stats->tx_packets++; u64_stats_update_end(&stats->tx_syncp); - tot_sgs += skb_vnet_hdr(skb)->num_sg; dev_kfree_skb_any(skb); } - return tot_sgs; } static int xmit_skb(struct send_queue *sq, struct sk_buff *skb) @@ -666,6 +663,7 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb) struct skb_vnet_hdr *hdr = skb_vnet_hdr(skb); const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest; struct virtnet_info *vi = sq->vq->vdev->priv; + unsigned num_sg; pr_debug("%s: xmit %p %pM\n", vi->dev->name, skb, dest); @@ -704,8 +702,8 @@ static int xmit_skb(struct send_queue *sq, struct sk_buff *skb) else sg_set_buf(sq->sg, &hdr->hdr, sizeof hdr->hdr); - hdr->num_sg = skb_to_sgvec(skb, sq->sg + 1, 0, skb->len) + 1; - return virtqueue_add_buf(sq->vq, sq->sg, hdr->num_sg, + num_sg = skb_to_sgvec(skb, sq->sg + 1, 0, skb->len) + 1; + return virtqueue_add_buf(sq->vq, sq->sg, num_sg, 0, skb, GFP_ATOMIC); } @@ -714,28 +712,20 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) struct virtnet_info *vi = netdev_priv(dev); int qnum = skb_get_queue_mapping(skb); struct send_queue *sq = &vi->sq[qnum]; - int capacity; + int err; /* Free up any pending old buffers before queueing new ones. */ free_old_xmit_skbs(sq); /* Try to transmit */ - capacity = xmit_skb(sq, skb); - - /* This can happen with OOM and indirect buffers. */ - if (unlikely(capacity < 0)) { - if (likely(capacity == -ENOMEM)) { - if (net_ratelimit()) - dev_warn(&dev->dev, - "TXQ (%d) failure: out of memory\n", - qnum); - } else { - dev->stats.tx_fifo_errors++; - if (net_ratelimit()) - dev_warn(&dev->dev, - "Unexpected TXQ (%d) failure: %d\n", - qnum, capacity); - } + err = xmit_skb(sq, skb); + + /* This should not happen! */ + if (unlikely(err)) { + dev->stats.tx_fifo_errors++; + if (net_ratelimit()) + dev_warn(&dev->dev, + "Unexpected TXQ (%d) queue failure: %d\n", qnum, err); dev->stats.tx_dropped++; kfree_skb(skb); return NETDEV_TX_OK; @@ -748,12 +738,12 @@ static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev) /* Apparently nice girls don't return TX_BUSY; stop the queue * before it gets out of hand. Naturally, this wastes entries. */ - if (capacity < 2+MAX_SKB_FRAGS) { + if (sq->vq->num_free < 2+MAX_SKB_FRAGS) { netif_stop_subqueue(dev, qnum); if (unlikely(!virtqueue_enable_cb_delayed(sq->vq))) { /* More just got used, free them then recheck. */ - capacity += free_old_xmit_skbs(sq); - if (capacity >= 2+MAX_SKB_FRAGS) { + free_old_xmit_skbs(sq); + if (sq->vq->num_free >= 2+MAX_SKB_FRAGS) { netif_start_subqueue(dev, qnum); virtqueue_disable_cb(sq->vq); } diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c index 1859f71372e2..027096fe6a12 100644 --- a/drivers/rpmsg/virtio_rpmsg_bus.c +++ b/drivers/rpmsg/virtio_rpmsg_bus.c @@ -764,7 +764,7 @@ int rpmsg_send_offchannel_raw(struct rpmsg_channel *rpdev, u32 src, u32 dst, /* add message to the remote processor's virtqueue */ err = virtqueue_add_buf(vrp->svq, &sg, 1, 0, msg, GFP_KERNEL); - if (err < 0) { + if (err) { /* * need to reclaim the buffer here, otherwise it's lost * (memory won't leak, but rpmsg won't use it again for TX). @@ -776,8 +776,6 @@ int rpmsg_send_offchannel_raw(struct rpmsg_channel *rpdev, u32 src, u32 dst, /* tell the remote processor it has a pending message to read */ virtqueue_kick(vrp->svq); - - err = 0; out: mutex_unlock(&vrp->tx_lock); return err; @@ -980,7 +978,7 @@ static int rpmsg_probe(struct virtio_device *vdev) err = virtqueue_add_buf(vrp->rvq, &sg, 0, 1, cpu_addr, GFP_KERNEL); - WARN_ON(err < 0); /* sanity check; this can't really happen */ + WARN_ON(err); /* sanity check; this can't really happen */ } /* suppress "tx-complete" interrupts */ diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index dd8dc27fa32c..74ab67a169ec 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -215,7 +215,7 @@ static void virtscsi_ctrl_done(struct virtqueue *vq) static int virtscsi_kick_event(struct virtio_scsi *vscsi, struct virtio_scsi_event_node *event_node) { - int ret; + int err; struct scatterlist sg; unsigned long flags; @@ -223,13 +223,14 @@ static int virtscsi_kick_event(struct virtio_scsi *vscsi, spin_lock_irqsave(&vscsi->event_vq.vq_lock, flags); - ret = virtqueue_add_buf(vscsi->event_vq.vq, &sg, 0, 1, event_node, GFP_ATOMIC); - if (ret >= 0) + err = virtqueue_add_buf(vscsi->event_vq.vq, &sg, 0, 1, event_node, + GFP_ATOMIC); + if (!err) virtqueue_kick(vscsi->event_vq.vq); spin_unlock_irqrestore(&vscsi->event_vq.vq_lock, flags); - return ret; + return err; } static int virtscsi_kick_event_all(struct virtio_scsi *vscsi) @@ -410,22 +411,23 @@ static int virtscsi_kick_cmd(struct virtio_scsi_target_state *tgt, { unsigned int out_num, in_num; unsigned long flags; - int ret; + int err; + bool needs_kick = false; spin_lock_irqsave(&tgt->tgt_lock, flags); virtscsi_map_cmd(tgt, cmd, &out_num, &in_num, req_size, resp_size); spin_lock(&vq->vq_lock); - ret = virtqueue_add_buf(vq->vq, tgt->sg, out_num, in_num, cmd, gfp); + err = virtqueue_add_buf(vq->vq, tgt->sg, out_num, in_num, cmd, gfp); spin_unlock(&tgt->tgt_lock); - if (ret >= 0) - ret = virtqueue_kick_prepare(vq->vq); + if (!err) + needs_kick = virtqueue_kick_prepare(vq->vq); spin_unlock_irqrestore(&vq->vq_lock, flags); - if (ret > 0) + if (needs_kick) virtqueue_notify(vq->vq); - return ret; + return err; } static int virtscsi_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *sc) @@ -467,7 +469,7 @@ static int virtscsi_queuecommand(struct Scsi_Host *sh, struct scsi_cmnd *sc) if (virtscsi_kick_cmd(tgt, &vscsi->req_vq, cmd, sizeof cmd->req.cmd, sizeof cmd->resp.cmd, - GFP_ATOMIC) >= 0) + GFP_ATOMIC) == 0) ret = 0; else mempool_free(cmd, virtscsi_cmd_pool); diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c index 23f797eb7a28..57d6b29c039c 100644 --- a/drivers/tty/serial/omap-serial.c +++ b/drivers/tty/serial/omap-serial.c @@ -41,8 +41,7 @@ #include <linux/of.h> #include <linux/gpio.h> #include <linux/pinctrl/consumer.h> - -#include <plat/omap-serial.h> +#include <linux/platform_data/serial-omap.h> #define OMAP_MAX_HSUART_PORTS 6 diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index 809b0de59c09..ee59b74768d9 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -10,33 +10,32 @@ static DEFINE_IDA(virtio_index_ida); static ssize_t device_show(struct device *_d, struct device_attribute *attr, char *buf) { - struct virtio_device *dev = container_of(_d,struct virtio_device,dev); + struct virtio_device *dev = dev_to_virtio(_d); return sprintf(buf, "0x%04x\n", dev->id.device); } static ssize_t vendor_show(struct device *_d, struct device_attribute *attr, char *buf) { - struct virtio_device *dev = container_of(_d,struct virtio_device,dev); + struct virtio_device *dev = dev_to_virtio(_d); return sprintf(buf, "0x%04x\n", dev->id.vendor); } static ssize_t status_show(struct device *_d, struct device_attribute *attr, char *buf) { - struct virtio_device *dev = container_of(_d,struct virtio_device,dev); + struct virtio_device *dev = dev_to_virtio(_d); return sprintf(buf, "0x%08x\n", dev->config->get_status(dev)); } static ssize_t modalias_show(struct device *_d, struct device_attribute *attr, char *buf) { - struct virtio_device *dev = container_of(_d,struct virtio_device,dev); - + struct virtio_device *dev = dev_to_virtio(_d); return sprintf(buf, "virtio:d%08Xv%08X\n", dev->id.device, dev->id.vendor); } static ssize_t features_show(struct device *_d, struct device_attribute *attr, char *buf) { - struct virtio_device *dev = container_of(_d, struct virtio_device, dev); + struct virtio_device *dev = dev_to_virtio(_d); unsigned int i; ssize_t len = 0; @@ -71,10 +70,10 @@ static inline int virtio_id_match(const struct virtio_device *dev, static int virtio_dev_match(struct device *_dv, struct device_driver *_dr) { unsigned int i; - struct virtio_device *dev = container_of(_dv,struct virtio_device,dev); + struct virtio_device *dev = dev_to_virtio(_dv); const struct virtio_device_id *ids; - ids = container_of(_dr, struct virtio_driver, driver)->id_table; + ids = drv_to_virtio(_dr)->id_table; for (i = 0; ids[i].device; i++) if (virtio_id_match(dev, &ids[i])) return 1; @@ -83,7 +82,7 @@ static int virtio_dev_match(struct device *_dv, struct device_driver *_dr) static int virtio_uevent(struct device *_dv, struct kobj_uevent_env *env) { - struct virtio_device *dev = container_of(_dv,struct virtio_device,dev); + struct virtio_device *dev = dev_to_virtio(_dv); return add_uevent_var(env, "MODALIAS=virtio:d%08Xv%08X", dev->id.device, dev->id.vendor); @@ -98,8 +97,7 @@ void virtio_check_driver_offered_feature(const struct virtio_device *vdev, unsigned int fbit) { unsigned int i; - struct virtio_driver *drv = container_of(vdev->dev.driver, - struct virtio_driver, driver); + struct virtio_driver *drv = drv_to_virtio(vdev->dev.driver); for (i = 0; i < drv->feature_table_size; i++) if (drv->feature_table[i] == fbit) @@ -111,9 +109,8 @@ EXPORT_SYMBOL_GPL(virtio_check_driver_offered_feature); static int virtio_dev_probe(struct device *_d) { int err, i; - struct virtio_device *dev = container_of(_d,struct virtio_device,dev); - struct virtio_driver *drv = container_of(dev->dev.driver, - struct virtio_driver, driver); + struct virtio_device *dev = dev_to_virtio(_d); + struct virtio_driver *drv = drv_to_virtio(dev->dev.driver); u32 device_features; /* We have a driver! */ @@ -152,9 +149,8 @@ static int virtio_dev_probe(struct device *_d) static int virtio_dev_remove(struct device *_d) { - struct virtio_device *dev = container_of(_d,struct virtio_device,dev); - struct virtio_driver *drv = container_of(dev->dev.driver, - struct virtio_driver, driver); + struct virtio_device *dev = dev_to_virtio(_d); + struct virtio_driver *drv = drv_to_virtio(dev->dev.driver); drv->remove(dev); diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 2a70558b36ea..d19fe3e323b4 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -139,10 +139,9 @@ static void fill_balloon(struct virtio_balloon *vb, size_t num) struct page *page = balloon_page_enqueue(vb_dev_info); if (!page) { - if (printk_ratelimit()) - dev_printk(KERN_INFO, &vb->vdev->dev, - "Out of puff! Can't get %u pages\n", - VIRTIO_BALLOON_PAGES_PER_PAGE); + dev_info_ratelimited(&vb->vdev->dev, + "Out of puff! Can't get %u pages\n", + VIRTIO_BALLOON_PAGES_PER_PAGE); /* Sleep for at least 1/5 of a second before retry. */ msleep(200); break; diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c index 6b1b7e184939..634f80bcdbd7 100644 --- a/drivers/virtio/virtio_mmio.c +++ b/drivers/virtio/virtio_mmio.c @@ -225,7 +225,7 @@ static void vm_notify(struct virtqueue *vq) /* We write the queue's selector into the notification register to * signal the other end */ - writel(virtqueue_get_queue_index(vq), vm_dev->base + VIRTIO_MMIO_QUEUE_NOTIFY); + writel(vq->index, vm_dev->base + VIRTIO_MMIO_QUEUE_NOTIFY); } /* Notify all virtqueues on an interrupt. */ @@ -266,7 +266,7 @@ static void vm_del_vq(struct virtqueue *vq) struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vq->vdev); struct virtio_mmio_vq_info *info = vq->priv; unsigned long flags, size; - unsigned int index = virtqueue_get_queue_index(vq); + unsigned int index = vq->index; spin_lock_irqsave(&vm_dev->lock, flags); list_del(&info->node); @@ -521,25 +521,33 @@ static int vm_cmdline_set(const char *device, int err; struct resource resources[2] = {}; char *str; - long long int base; + long long int base, size; + unsigned int irq; int processed, consumed = 0; struct platform_device *pdev; - resources[0].flags = IORESOURCE_MEM; - resources[1].flags = IORESOURCE_IRQ; - - resources[0].end = memparse(device, &str) - 1; + /* Consume "size" part of the command line parameter */ + size = memparse(device, &str); + /* Get "@<base>:<irq>[:<id>]" chunks */ processed = sscanf(str, "@%lli:%u%n:%d%n", - &base, &resources[1].start, &consumed, + &base, &irq, &consumed, &vm_cmdline_id, &consumed); - if (processed < 2 || processed > 3 || str[consumed]) + /* + * sscanf() must processes at least 2 chunks; also there + * must be no extra characters after the last chunk, so + * str[consumed] must be '\0' + */ + if (processed < 2 || str[consumed]) return -EINVAL; + resources[0].flags = IORESOURCE_MEM; resources[0].start = base; - resources[0].end += base; - resources[1].end = resources[1].start; + resources[0].end = base + size - 1; + + resources[1].flags = IORESOURCE_IRQ; + resources[1].start = resources[1].end = irq; if (!vm_cmdline_parent_registered) { err = device_register(&vm_cmdline_parent); diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c index c33aea36598a..e3ecc94591ad 100644 --- a/drivers/virtio/virtio_pci.c +++ b/drivers/virtio/virtio_pci.c @@ -203,8 +203,7 @@ static void vp_notify(struct virtqueue *vq) /* we write the queue's selector into the notification register to * signal the other end */ - iowrite16(virtqueue_get_queue_index(vq), - vp_dev->ioaddr + VIRTIO_PCI_QUEUE_NOTIFY); + iowrite16(vq->index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_NOTIFY); } /* Handle a configuration change: Tell driver if it wants to know. */ @@ -479,8 +478,7 @@ static void vp_del_vq(struct virtqueue *vq) list_del(&info->node); spin_unlock_irqrestore(&vp_dev->lock, flags); - iowrite16(virtqueue_get_queue_index(vq), - vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL); + iowrite16(vq->index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL); if (vp_dev->msix_enabled) { iowrite16(VIRTIO_MSI_NO_VECTOR, @@ -830,16 +828,4 @@ static struct pci_driver virtio_pci_driver = { #endif }; -static int __init virtio_pci_init(void) -{ - return pci_register_driver(&virtio_pci_driver); -} - -module_init(virtio_pci_init); - -static void __exit virtio_pci_exit(void) -{ - pci_unregister_driver(&virtio_pci_driver); -} - -module_exit(virtio_pci_exit); +module_pci_driver(virtio_pci_driver); diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index e639584b2dbd..ffd7e7da5d3b 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -93,8 +93,6 @@ struct vring_virtqueue /* Host publishes avail event idx */ bool event; - /* Number of free buffers */ - unsigned int num_free; /* Head of free buffer list. */ unsigned int free_head; /* Number we've added since last sync. */ @@ -106,9 +104,6 @@ struct vring_virtqueue /* How to notify other side. FIXME: commonalize hcalls! */ void (*notify)(struct virtqueue *vq); - /* Index of the queue */ - int queue_index; - #ifdef DEBUG /* They're supposed to lock for us. */ unsigned int in_use; @@ -135,6 +130,13 @@ static int vring_add_indirect(struct vring_virtqueue *vq, unsigned head; int i; + /* + * We require lowmem mappings for the descriptors because + * otherwise virt_to_phys will give us bogus addresses in the + * virtqueue. + */ + gfp &= ~(__GFP_HIGHMEM | __GFP_HIGH); + desc = kmalloc((out + in) * sizeof(struct vring_desc), gfp); if (!desc) return -ENOMEM; @@ -160,7 +162,7 @@ static int vring_add_indirect(struct vring_virtqueue *vq, desc[i-1].next = 0; /* We're about to use a buffer */ - vq->num_free--; + vq->vq.num_free--; /* Use a single buffer which doesn't continue */ head = vq->free_head; @@ -174,13 +176,6 @@ static int vring_add_indirect(struct vring_virtqueue *vq, return head; } -int virtqueue_get_queue_index(struct virtqueue *_vq) -{ - struct vring_virtqueue *vq = to_vvq(_vq); - return vq->queue_index; -} -EXPORT_SYMBOL_GPL(virtqueue_get_queue_index); - /** * virtqueue_add_buf - expose buffer to other end * @vq: the struct virtqueue we're talking about. @@ -193,10 +188,7 @@ EXPORT_SYMBOL_GPL(virtqueue_get_queue_index); * Caller must ensure we don't call this with other virtqueue operations * at the same time (except where noted). * - * Returns remaining capacity of queue or a negative error - * (ie. ENOSPC). Note that it only really makes sense to treat all - * positive return values as "available": indirect buffers mean that - * we can put an entire sg[] array inside a single queue entry. + * Returns zero or a negative error (ie. ENOSPC, ENOMEM). */ int virtqueue_add_buf(struct virtqueue *_vq, struct scatterlist sg[], @@ -228,7 +220,7 @@ int virtqueue_add_buf(struct virtqueue *_vq, /* If the host supports indirect descriptor tables, and we have multiple * buffers, then go indirect. FIXME: tune this threshold */ - if (vq->indirect && (out + in) > 1 && vq->num_free) { + if (vq->indirect && (out + in) > 1 && vq->vq.num_free) { head = vring_add_indirect(vq, sg, out, in, gfp); if (likely(head >= 0)) goto add_head; @@ -237,9 +229,9 @@ int virtqueue_add_buf(struct virtqueue *_vq, BUG_ON(out + in > vq->vring.num); BUG_ON(out + in == 0); - if (vq->num_free < out + in) { + if (vq->vq.num_free < out + in) { pr_debug("Can't add buf len %i - avail = %i\n", - out + in, vq->num_free); + out + in, vq->vq.num_free); /* FIXME: for historical reasons, we force a notify here if * there are outgoing parts to the buffer. Presumably the * host should service the ring ASAP. */ @@ -250,7 +242,7 @@ int virtqueue_add_buf(struct virtqueue *_vq, } /* We're about to use some buffers from the free list. */ - vq->num_free -= out + in; + vq->vq.num_free -= out + in; head = vq->free_head; for (i = vq->free_head; out; i = vq->vring.desc[i].next, out--) { @@ -296,7 +288,7 @@ add_head: pr_debug("Added buffer head %i to %p\n", head, vq); END_USE(vq); - return vq->num_free; + return 0; } EXPORT_SYMBOL_GPL(virtqueue_add_buf); @@ -393,13 +385,13 @@ static void detach_buf(struct vring_virtqueue *vq, unsigned int head) while (vq->vring.desc[i].flags & VRING_DESC_F_NEXT) { i = vq->vring.desc[i].next; - vq->num_free++; + vq->vq.num_free++; } vq->vring.desc[i].next = vq->free_head; vq->free_head = head; /* Plus final descriptor */ - vq->num_free++; + vq->vq.num_free++; } static inline bool more_used(const struct vring_virtqueue *vq) @@ -599,7 +591,7 @@ void *virtqueue_detach_unused_buf(struct virtqueue *_vq) return buf; } /* That should have freed everything. */ - BUG_ON(vq->num_free != vq->vring.num); + BUG_ON(vq->vq.num_free != vq->vring.num); END_USE(vq); return NULL; @@ -653,12 +645,13 @@ struct virtqueue *vring_new_virtqueue(unsigned int index, vq->vq.callback = callback; vq->vq.vdev = vdev; vq->vq.name = name; + vq->vq.num_free = num; + vq->vq.index = index; vq->notify = notify; vq->weak_barriers = weak_barriers; vq->broken = false; vq->last_used_idx = 0; vq->num_added = 0; - vq->queue_index = index; list_add_tail(&vq->vq.list, &vdev->vqs); #ifdef DEBUG vq->in_use = false; @@ -673,7 +666,6 @@ struct virtqueue *vring_new_virtqueue(unsigned int index, vq->vring.avail->flags |= VRING_AVAIL_F_NO_INTERRUPT; /* Put everything in free lists. */ - vq->num_free = num; vq->free_head = 0; for (i = 0; i < num-1; i++) { vq->vring.desc[i].next = i+1; diff --git a/fs/cachefiles/interface.c b/fs/cachefiles/interface.c index 67bef6d01484..746ce532e130 100644 --- a/fs/cachefiles/interface.c +++ b/fs/cachefiles/interface.c @@ -41,12 +41,12 @@ static struct fscache_object *cachefiles_alloc_object( _enter("{%s},%p,", cache->cache.identifier, cookie); - lookup_data = kmalloc(sizeof(*lookup_data), GFP_KERNEL); + lookup_data = kmalloc(sizeof(*lookup_data), cachefiles_gfp); if (!lookup_data) goto nomem_lookup_data; /* create a new object record and a temporary leaf image */ - object = kmem_cache_alloc(cachefiles_object_jar, GFP_KERNEL); + object = kmem_cache_alloc(cachefiles_object_jar, cachefiles_gfp); if (!object) goto nomem_object; @@ -63,7 +63,7 @@ static struct fscache_object *cachefiles_alloc_object( * - stick the length on the front and leave space on the back for the * encoder */ - buffer = kmalloc((2 + 512) + 3, GFP_KERNEL); + buffer = kmalloc((2 + 512) + 3, cachefiles_gfp); if (!buffer) goto nomem_buffer; @@ -219,7 +219,7 @@ static void cachefiles_update_object(struct fscache_object *_object) return; } - auxdata = kmalloc(2 + 512 + 3, GFP_KERNEL); + auxdata = kmalloc(2 + 512 + 3, cachefiles_gfp); if (!auxdata) { _leave(" [nomem]"); return; @@ -441,6 +441,54 @@ truncate_failed: } /* + * Invalidate an object + */ +static void cachefiles_invalidate_object(struct fscache_operation *op) +{ + struct cachefiles_object *object; + struct cachefiles_cache *cache; + const struct cred *saved_cred; + struct path path; + uint64_t ni_size; + int ret; + + object = container_of(op->object, struct cachefiles_object, fscache); + cache = container_of(object->fscache.cache, + struct cachefiles_cache, cache); + + op->object->cookie->def->get_attr(op->object->cookie->netfs_data, + &ni_size); + + _enter("{OBJ%x},[%llu]", + op->object->debug_id, (unsigned long long)ni_size); + + if (object->backer) { + ASSERT(S_ISREG(object->backer->d_inode->i_mode)); + + fscache_set_store_limit(&object->fscache, ni_size); + + path.dentry = object->backer; + path.mnt = cache->mnt; + + cachefiles_begin_secure(cache, &saved_cred); + ret = vfs_truncate(&path, 0); + if (ret == 0) + ret = vfs_truncate(&path, ni_size); + cachefiles_end_secure(cache, saved_cred); + + if (ret != 0) { + fscache_set_store_limit(&object->fscache, 0); + if (ret == -EIO) + cachefiles_io_error_obj(object, + "Invalidate failed"); + } + } + + fscache_op_complete(op, true); + _leave(""); +} + +/* * dissociate a cache from all the pages it was backing */ static void cachefiles_dissociate_pages(struct fscache_cache *cache) @@ -455,6 +503,7 @@ const struct fscache_cache_ops cachefiles_cache_ops = { .lookup_complete = cachefiles_lookup_complete, .grab_object = cachefiles_grab_object, .update_object = cachefiles_update_object, + .invalidate_object = cachefiles_invalidate_object, .drop_object = cachefiles_drop_object, .put_object = cachefiles_put_object, .sync_cache = cachefiles_sync_cache, diff --git a/fs/cachefiles/internal.h b/fs/cachefiles/internal.h index bd6bc1bde2d7..49382519907a 100644 --- a/fs/cachefiles/internal.h +++ b/fs/cachefiles/internal.h @@ -23,6 +23,8 @@ extern unsigned cachefiles_debug; #define CACHEFILES_DEBUG_KLEAVE 2 #define CACHEFILES_DEBUG_KDEBUG 4 +#define cachefiles_gfp (__GFP_WAIT | __GFP_NORETRY | __GFP_NOMEMALLOC) + /* * node records */ diff --git a/fs/cachefiles/key.c b/fs/cachefiles/key.c index 81b8b2b3a674..33b58c60f2d1 100644 --- a/fs/cachefiles/key.c +++ b/fs/cachefiles/key.c @@ -78,7 +78,7 @@ char *cachefiles_cook_key(const u8 *raw, int keylen, uint8_t type) _debug("max: %d", max); - key = kmalloc(max, GFP_KERNEL); + key = kmalloc(max, cachefiles_gfp); if (!key) return NULL; diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c index b0b5f7cdfffa..8c01c5fcdf75 100644 --- a/fs/cachefiles/namei.c +++ b/fs/cachefiles/namei.c @@ -40,8 +40,7 @@ void __cachefiles_printk_object(struct cachefiles_object *object, printk(KERN_ERR "%sobjstate=%s fl=%lx wbusy=%x ev=%lx[%lx]\n", prefix, fscache_object_states[object->fscache.state], object->fscache.flags, work_busy(&object->fscache.work), - object->fscache.events, - object->fscache.event_mask & FSCACHE_OBJECT_EVENTS_MASK); + object->fscache.events, object->fscache.event_mask); printk(KERN_ERR "%sops=%u inp=%u exc=%u\n", prefix, object->fscache.n_ops, object->fscache.n_in_progress, object->fscache.n_exclusive); diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c index c994691d9445..480992259707 100644 --- a/fs/cachefiles/rdwr.c +++ b/fs/cachefiles/rdwr.c @@ -77,25 +77,25 @@ static int cachefiles_read_reissue(struct cachefiles_object *object, struct page *backpage = monitor->back_page, *backpage2; int ret; - kenter("{ino=%lx},{%lx,%lx}", + _enter("{ino=%lx},{%lx,%lx}", object->backer->d_inode->i_ino, backpage->index, backpage->flags); /* skip if the page was truncated away completely */ if (backpage->mapping != bmapping) { - kleave(" = -ENODATA [mapping]"); + _leave(" = -ENODATA [mapping]"); return -ENODATA; } backpage2 = find_get_page(bmapping, backpage->index); if (!backpage2) { - kleave(" = -ENODATA [gone]"); + _leave(" = -ENODATA [gone]"); return -ENODATA; } if (backpage != backpage2) { put_page(backpage2); - kleave(" = -ENODATA [different]"); + _leave(" = -ENODATA [different]"); return -ENODATA; } @@ -114,7 +114,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object, if (PageUptodate(backpage)) goto unlock_discard; - kdebug("reissue read"); + _debug("reissue read"); ret = bmapping->a_ops->readpage(NULL, backpage); if (ret < 0) goto unlock_discard; @@ -129,7 +129,7 @@ static int cachefiles_read_reissue(struct cachefiles_object *object, } /* it'll reappear on the todo list */ - kleave(" = -EINPROGRESS"); + _leave(" = -EINPROGRESS"); return -EINPROGRESS; unlock_discard: @@ -137,7 +137,7 @@ unlock_discard: spin_lock_irq(&object->work_lock); list_del(&monitor->op_link); spin_unlock_irq(&object->work_lock); - kleave(" = %d", ret); + _leave(" = %d", ret); return ret; } @@ -174,11 +174,13 @@ static void cachefiles_read_copier(struct fscache_operation *_op) _debug("- copy {%lu}", monitor->back_page->index); recheck: - if (PageUptodate(monitor->back_page)) { + if (test_bit(FSCACHE_COOKIE_INVALIDATING, + &object->fscache.cookie->flags)) { + error = -ESTALE; + } else if (PageUptodate(monitor->back_page)) { copy_highpage(monitor->netfs_page, monitor->back_page); - - pagevec_add(&pagevec, monitor->netfs_page); - fscache_mark_pages_cached(monitor->op, &pagevec); + fscache_mark_page_cached(monitor->op, + monitor->netfs_page); error = 0; } else if (!PageError(monitor->back_page)) { /* the page has probably been truncated */ @@ -198,6 +200,7 @@ static void cachefiles_read_copier(struct fscache_operation *_op) fscache_end_io(op, monitor->netfs_page, error); page_cache_release(monitor->netfs_page); + fscache_retrieval_complete(op, 1); fscache_put_retrieval(op); kfree(monitor); @@ -239,7 +242,7 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object, _debug("read back %p{%lu,%d}", netpage, netpage->index, page_count(netpage)); - monitor = kzalloc(sizeof(*monitor), GFP_KERNEL); + monitor = kzalloc(sizeof(*monitor), cachefiles_gfp); if (!monitor) goto nomem; @@ -258,13 +261,14 @@ static int cachefiles_read_backing_file_one(struct cachefiles_object *object, goto backing_page_already_present; if (!newpage) { - newpage = page_cache_alloc_cold(bmapping); + newpage = __page_cache_alloc(cachefiles_gfp | + __GFP_COLD); if (!newpage) goto nomem_monitor; } ret = add_to_page_cache(newpage, bmapping, - netpage->index, GFP_KERNEL); + netpage->index, cachefiles_gfp); if (ret == 0) goto installed_new_backing_page; if (ret != -EEXIST) @@ -335,11 +339,11 @@ backing_page_already_present: backing_page_already_uptodate: _debug("- uptodate"); - pagevec_add(pagevec, netpage); - fscache_mark_pages_cached(op, pagevec); + fscache_mark_page_cached(op, netpage); copy_highpage(netpage, backpage); fscache_end_io(op, netpage, 0); + fscache_retrieval_complete(op, 1); success: _debug("success"); @@ -357,10 +361,13 @@ out: read_error: _debug("read error %d", ret); - if (ret == -ENOMEM) + if (ret == -ENOMEM) { + fscache_retrieval_complete(op, 1); goto out; + } io_error: cachefiles_io_error_obj(object, "Page read error on backing file"); + fscache_retrieval_complete(op, 1); ret = -ENOBUFS; goto out; @@ -370,6 +377,7 @@ nomem_monitor: fscache_put_retrieval(monitor->op); kfree(monitor); nomem: + fscache_retrieval_complete(op, 1); _leave(" = -ENOMEM"); return -ENOMEM; } @@ -408,7 +416,7 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op, _enter("{%p},{%lx},,,", object, page->index); if (!object->backer) - return -ENOBUFS; + goto enobufs; inode = object->backer->d_inode; ASSERT(S_ISREG(inode->i_mode)); @@ -417,7 +425,7 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op, /* calculate the shift required to use bmap */ if (inode->i_sb->s_blocksize > PAGE_SIZE) - return -ENOBUFS; + goto enobufs; shift = PAGE_SHIFT - inode->i_sb->s_blocksize_bits; @@ -448,15 +456,20 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op, &pagevec); } else if (cachefiles_has_space(cache, 0, 1) == 0) { /* there's space in the cache we can use */ - pagevec_add(&pagevec, page); - fscache_mark_pages_cached(op, &pagevec); + fscache_mark_page_cached(op, page); + fscache_retrieval_complete(op, 1); ret = -ENODATA; } else { - ret = -ENOBUFS; + goto enobufs; } _leave(" = %d", ret); return ret; + +enobufs: + fscache_retrieval_complete(op, 1); + _leave(" = -ENOBUFS"); + return -ENOBUFS; } /* @@ -465,8 +478,7 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op, */ static int cachefiles_read_backing_file(struct cachefiles_object *object, struct fscache_retrieval *op, - struct list_head *list, - struct pagevec *mark_pvec) + struct list_head *list) { struct cachefiles_one_read *monitor = NULL; struct address_space *bmapping = object->backer->d_inode->i_mapping; @@ -485,7 +497,7 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, netpage, netpage->index, page_count(netpage)); if (!monitor) { - monitor = kzalloc(sizeof(*monitor), GFP_KERNEL); + monitor = kzalloc(sizeof(*monitor), cachefiles_gfp); if (!monitor) goto nomem; @@ -500,13 +512,14 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, goto backing_page_already_present; if (!newpage) { - newpage = page_cache_alloc_cold(bmapping); + newpage = __page_cache_alloc(cachefiles_gfp | + __GFP_COLD); if (!newpage) goto nomem; } ret = add_to_page_cache(newpage, bmapping, - netpage->index, GFP_KERNEL); + netpage->index, cachefiles_gfp); if (ret == 0) goto installed_new_backing_page; if (ret != -EEXIST) @@ -536,10 +549,11 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, _debug("- monitor add"); ret = add_to_page_cache(netpage, op->mapping, netpage->index, - GFP_KERNEL); + cachefiles_gfp); if (ret < 0) { if (ret == -EEXIST) { page_cache_release(netpage); + fscache_retrieval_complete(op, 1); continue; } goto nomem; @@ -612,10 +626,11 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, _debug("- uptodate"); ret = add_to_page_cache(netpage, op->mapping, netpage->index, - GFP_KERNEL); + cachefiles_gfp); if (ret < 0) { if (ret == -EEXIST) { page_cache_release(netpage); + fscache_retrieval_complete(op, 1); continue; } goto nomem; @@ -626,16 +641,17 @@ static int cachefiles_read_backing_file(struct cachefiles_object *object, page_cache_release(backpage); backpage = NULL; - if (!pagevec_add(mark_pvec, netpage)) - fscache_mark_pages_cached(op, mark_pvec); + fscache_mark_page_cached(op, netpage); page_cache_get(netpage); if (!pagevec_add(&lru_pvec, netpage)) __pagevec_lru_add_file(&lru_pvec); + /* the netpage is unlocked and marked up to date here */ fscache_end_io(op, netpage, 0); page_cache_release(netpage); netpage = NULL; + fscache_retrieval_complete(op, 1); continue; } @@ -661,6 +677,7 @@ out: list_for_each_entry_safe(netpage, _n, list, lru) { list_del(&netpage->lru); page_cache_release(netpage); + fscache_retrieval_complete(op, 1); } _leave(" = %d", ret); @@ -669,15 +686,17 @@ out: nomem: _debug("nomem"); ret = -ENOMEM; - goto out; + goto record_page_complete; read_error: _debug("read error %d", ret); if (ret == -ENOMEM) - goto out; + goto record_page_complete; io_error: cachefiles_io_error_obj(object, "Page read error on backing file"); ret = -ENOBUFS; +record_page_complete: + fscache_retrieval_complete(op, 1); goto out; } @@ -709,7 +728,7 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op, *nr_pages); if (!object->backer) - return -ENOBUFS; + goto all_enobufs; space = 1; if (cachefiles_has_space(cache, 0, *nr_pages) < 0) @@ -722,7 +741,7 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op, /* calculate the shift required to use bmap */ if (inode->i_sb->s_blocksize > PAGE_SIZE) - return -ENOBUFS; + goto all_enobufs; shift = PAGE_SHIFT - inode->i_sb->s_blocksize_bits; @@ -762,7 +781,10 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op, nrbackpages++; } else if (space && pagevec_add(&pagevec, page) == 0) { fscache_mark_pages_cached(op, &pagevec); + fscache_retrieval_complete(op, 1); ret = -ENODATA; + } else { + fscache_retrieval_complete(op, 1); } } @@ -775,18 +797,18 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op, /* submit the apparently valid pages to the backing fs to be read from * disk */ if (nrbackpages > 0) { - ret2 = cachefiles_read_backing_file(object, op, &backpages, - &pagevec); + ret2 = cachefiles_read_backing_file(object, op, &backpages); if (ret2 == -ENOMEM || ret2 == -EINTR) ret = ret2; } - if (pagevec_count(&pagevec) > 0) - fscache_mark_pages_cached(op, &pagevec); - _leave(" = %d [nr=%u%s]", ret, *nr_pages, list_empty(pages) ? " empty" : ""); return ret; + +all_enobufs: + fscache_retrieval_complete(op, *nr_pages); + return -ENOBUFS; } /* @@ -806,7 +828,6 @@ int cachefiles_allocate_page(struct fscache_retrieval *op, { struct cachefiles_object *object; struct cachefiles_cache *cache; - struct pagevec pagevec; int ret; object = container_of(op->op.object, @@ -817,14 +838,12 @@ int cachefiles_allocate_page(struct fscache_retrieval *op, _enter("%p,{%lx},", object, page->index); ret = cachefiles_has_space(cache, 0, 1); - if (ret == 0) { - pagevec_init(&pagevec, 0); - pagevec_add(&pagevec, page); - fscache_mark_pages_cached(op, &pagevec); - } else { + if (ret == 0) + fscache_mark_page_cached(op, page); + else ret = -ENOBUFS; - } + fscache_retrieval_complete(op, 1); _leave(" = %d", ret); return ret; } @@ -874,6 +893,7 @@ int cachefiles_allocate_pages(struct fscache_retrieval *op, ret = -ENOBUFS; } + fscache_retrieval_complete(op, *nr_pages); _leave(" = %d", ret); return ret; } diff --git a/fs/cachefiles/xattr.c b/fs/cachefiles/xattr.c index e18b183b47e1..73b46288b54b 100644 --- a/fs/cachefiles/xattr.c +++ b/fs/cachefiles/xattr.c @@ -174,7 +174,7 @@ int cachefiles_check_object_xattr(struct cachefiles_object *object, ASSERT(dentry); ASSERT(dentry->d_inode); - auxbuf = kmalloc(sizeof(struct cachefiles_xattr) + 512, GFP_KERNEL); + auxbuf = kmalloc(sizeof(struct cachefiles_xattr) + 512, cachefiles_gfp); if (!auxbuf) { _leave(" = -ENOMEM"); return -ENOMEM; diff --git a/fs/fscache/cache.c b/fs/fscache/cache.c index 6a3c48abd677..b52aed1dca97 100644 --- a/fs/fscache/cache.c +++ b/fs/fscache/cache.c @@ -314,10 +314,10 @@ EXPORT_SYMBOL(fscache_add_cache); */ void fscache_io_error(struct fscache_cache *cache) { - set_bit(FSCACHE_IOERROR, &cache->flags); - - printk(KERN_ERR "FS-Cache: Cache %s stopped due to I/O error\n", - cache->ops->name); + if (!test_and_set_bit(FSCACHE_IOERROR, &cache->flags)) + printk(KERN_ERR "FS-Cache:" + " Cache '%s' stopped due to I/O error\n", + cache->ops->name); } EXPORT_SYMBOL(fscache_io_error); diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c index 990535071a8a..8dcb114758e3 100644 --- a/fs/fscache/cookie.c +++ b/fs/fscache/cookie.c @@ -370,6 +370,66 @@ cant_attach_object: } /* + * Invalidate an object. Callable with spinlocks held. + */ +void __fscache_invalidate(struct fscache_cookie *cookie) +{ + struct fscache_object *object; + + _enter("{%s}", cookie->def->name); + + fscache_stat(&fscache_n_invalidates); + + /* Only permit invalidation of data files. Invalidating an index will + * require the caller to release all its attachments to the tree rooted + * there, and if it's doing that, it may as well just retire the + * cookie. + */ + ASSERTCMP(cookie->def->type, ==, FSCACHE_COOKIE_TYPE_DATAFILE); + + /* We will be updating the cookie too. */ + BUG_ON(!cookie->def->get_aux); + + /* If there's an object, we tell the object state machine to handle the + * invalidation on our behalf, otherwise there's nothing to do. + */ + if (!hlist_empty(&cookie->backing_objects)) { + spin_lock(&cookie->lock); + + if (!hlist_empty(&cookie->backing_objects) && + !test_and_set_bit(FSCACHE_COOKIE_INVALIDATING, + &cookie->flags)) { + object = hlist_entry(cookie->backing_objects.first, + struct fscache_object, + cookie_link); + if (object->state < FSCACHE_OBJECT_DYING) + fscache_raise_event( + object, FSCACHE_OBJECT_EV_INVALIDATE); + } + + spin_unlock(&cookie->lock); + } + + _leave(""); +} +EXPORT_SYMBOL(__fscache_invalidate); + +/* + * Wait for object invalidation to complete. + */ +void __fscache_wait_on_invalidate(struct fscache_cookie *cookie) +{ + _enter("%p", cookie); + + wait_on_bit(&cookie->flags, FSCACHE_COOKIE_INVALIDATING, + fscache_wait_bit_interruptible, + TASK_UNINTERRUPTIBLE); + + _leave(""); +} +EXPORT_SYMBOL(__fscache_wait_on_invalidate); + +/* * update the index entries backing a cookie */ void __fscache_update_cookie(struct fscache_cookie *cookie) @@ -442,16 +502,34 @@ void __fscache_relinquish_cookie(struct fscache_cookie *cookie, int retire) event = retire ? FSCACHE_OBJECT_EV_RETIRE : FSCACHE_OBJECT_EV_RELEASE; +try_again: spin_lock(&cookie->lock); /* break links with all the active objects */ while (!hlist_empty(&cookie->backing_objects)) { + int n_reads; object = hlist_entry(cookie->backing_objects.first, struct fscache_object, cookie_link); _debug("RELEASE OBJ%x", object->debug_id); + set_bit(FSCACHE_COOKIE_WAITING_ON_READS, &cookie->flags); + n_reads = atomic_read(&object->n_reads); + if (n_reads) { + int n_ops = object->n_ops; + int n_in_progress = object->n_in_progress; + spin_unlock(&cookie->lock); + printk(KERN_ERR "FS-Cache:" + " Cookie '%s' still has %d outstanding reads (%d,%d)\n", + cookie->def->name, + n_reads, n_ops, n_in_progress); + wait_on_bit(&cookie->flags, FSCACHE_COOKIE_WAITING_ON_READS, + fscache_wait_bit, TASK_UNINTERRUPTIBLE); + printk("Wait finished\n"); + goto try_again; + } + /* detach each cache object from the object cookie */ spin_lock(&object->lock); hlist_del_init(&object->cookie_link); diff --git a/fs/fscache/internal.h b/fs/fscache/internal.h index f6aad48d38a8..ee38fef4be51 100644 --- a/fs/fscache/internal.h +++ b/fs/fscache/internal.h @@ -121,12 +121,19 @@ extern int fscache_submit_exclusive_op(struct fscache_object *, struct fscache_operation *); extern int fscache_submit_op(struct fscache_object *, struct fscache_operation *); -extern int fscache_cancel_op(struct fscache_operation *); +extern int fscache_cancel_op(struct fscache_operation *, + void (*)(struct fscache_operation *)); +extern void fscache_cancel_all_ops(struct fscache_object *); extern void fscache_abort_object(struct fscache_object *); extern void fscache_start_operations(struct fscache_object *); extern void fscache_operation_gc(struct work_struct *); /* + * page.c + */ +extern void fscache_invalidate_writes(struct fscache_cookie *); + +/* * proc.c */ #ifdef CONFIG_PROC_FS @@ -194,6 +201,7 @@ extern atomic_t fscache_n_store_vmscan_not_storing; extern atomic_t fscache_n_store_vmscan_gone; extern atomic_t fscache_n_store_vmscan_busy; extern atomic_t fscache_n_store_vmscan_cancelled; +extern atomic_t fscache_n_store_vmscan_wait; extern atomic_t fscache_n_marks; extern atomic_t fscache_n_uncaches; @@ -205,6 +213,9 @@ extern atomic_t fscache_n_acquires_ok; extern atomic_t fscache_n_acquires_nobufs; extern atomic_t fscache_n_acquires_oom; +extern atomic_t fscache_n_invalidates; +extern atomic_t fscache_n_invalidates_run; + extern atomic_t fscache_n_updates; extern atomic_t fscache_n_updates_null; extern atomic_t fscache_n_updates_run; @@ -237,6 +248,7 @@ extern atomic_t fscache_n_cop_alloc_object; extern atomic_t fscache_n_cop_lookup_object; extern atomic_t fscache_n_cop_lookup_complete; extern atomic_t fscache_n_cop_grab_object; +extern atomic_t fscache_n_cop_invalidate_object; extern atomic_t fscache_n_cop_update_object; extern atomic_t fscache_n_cop_drop_object; extern atomic_t fscache_n_cop_put_object; @@ -278,6 +290,7 @@ extern const struct file_operations fscache_stats_fops; static inline void fscache_raise_event(struct fscache_object *object, unsigned event) { + BUG_ON(event >= NR_FSCACHE_OBJECT_EVENTS); if (!test_and_set_bit(event, &object->events) && test_bit(event, &object->event_mask)) fscache_enqueue_object(object); diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c index ebe29c581380..f27c89d17885 100644 --- a/fs/fscache/object-list.c +++ b/fs/fscache/object-list.c @@ -245,7 +245,7 @@ static int fscache_objlist_show(struct seq_file *m, void *v) obj->n_in_progress, obj->n_exclusive, atomic_read(&obj->n_reads), - obj->event_mask & FSCACHE_OBJECT_EVENTS_MASK, + obj->event_mask, obj->events, obj->flags, work_busy(&obj->work)); diff --git a/fs/fscache/object.c b/fs/fscache/object.c index b6b897c550ac..50d41c180211 100644 --- a/fs/fscache/object.c +++ b/fs/fscache/object.c @@ -14,6 +14,7 @@ #define FSCACHE_DEBUG_LEVEL COOKIE #include <linux/module.h> +#include <linux/slab.h> #include "internal.h" const char *fscache_object_states[FSCACHE_OBJECT__NSTATES] = { @@ -22,6 +23,7 @@ const char *fscache_object_states[FSCACHE_OBJECT__NSTATES] = { [FSCACHE_OBJECT_CREATING] = "OBJECT_CREATING", [FSCACHE_OBJECT_AVAILABLE] = "OBJECT_AVAILABLE", [FSCACHE_OBJECT_ACTIVE] = "OBJECT_ACTIVE", + [FSCACHE_OBJECT_INVALIDATING] = "OBJECT_INVALIDATING", [FSCACHE_OBJECT_UPDATING] = "OBJECT_UPDATING", [FSCACHE_OBJECT_DYING] = "OBJECT_DYING", [FSCACHE_OBJECT_LC_DYING] = "OBJECT_LC_DYING", @@ -39,6 +41,7 @@ const char fscache_object_states_short[FSCACHE_OBJECT__NSTATES][5] = { [FSCACHE_OBJECT_CREATING] = "CRTN", [FSCACHE_OBJECT_AVAILABLE] = "AVBL", [FSCACHE_OBJECT_ACTIVE] = "ACTV", + [FSCACHE_OBJECT_INVALIDATING] = "INVL", [FSCACHE_OBJECT_UPDATING] = "UPDT", [FSCACHE_OBJECT_DYING] = "DYNG", [FSCACHE_OBJECT_LC_DYING] = "LCDY", @@ -54,6 +57,7 @@ static void fscache_put_object(struct fscache_object *); static void fscache_initialise_object(struct fscache_object *); static void fscache_lookup_object(struct fscache_object *); static void fscache_object_available(struct fscache_object *); +static void fscache_invalidate_object(struct fscache_object *); static void fscache_release_object(struct fscache_object *); static void fscache_withdraw_object(struct fscache_object *); static void fscache_enqueue_dependents(struct fscache_object *); @@ -79,6 +83,15 @@ static inline void fscache_done_parent_op(struct fscache_object *object) } /* + * Notify netfs of invalidation completion. + */ +static inline void fscache_invalidation_complete(struct fscache_cookie *cookie) +{ + if (test_and_clear_bit(FSCACHE_COOKIE_INVALIDATING, &cookie->flags)) + wake_up_bit(&cookie->flags, FSCACHE_COOKIE_INVALIDATING); +} + +/* * process events that have been sent to an object's state machine * - initiates parent lookup * - does object lookup @@ -90,6 +103,7 @@ static void fscache_object_state_machine(struct fscache_object *object) { enum fscache_object_state new_state; struct fscache_cookie *cookie; + int event; ASSERT(object != NULL); @@ -101,7 +115,8 @@ static void fscache_object_state_machine(struct fscache_object *object) /* wait for the parent object to become ready */ case FSCACHE_OBJECT_INIT: object->event_mask = - ULONG_MAX & ~(1 << FSCACHE_OBJECT_EV_CLEARED); + FSCACHE_OBJECT_EVENTS_MASK & + ~(1 << FSCACHE_OBJECT_EV_CLEARED); fscache_initialise_object(object); goto done; @@ -125,6 +140,16 @@ static void fscache_object_state_machine(struct fscache_object *object) case FSCACHE_OBJECT_ACTIVE: goto active_transit; + /* Invalidate an object on disk */ + case FSCACHE_OBJECT_INVALIDATING: + clear_bit(FSCACHE_OBJECT_EV_INVALIDATE, &object->events); + fscache_stat(&fscache_n_invalidates_run); + fscache_stat(&fscache_n_cop_invalidate_object); + fscache_invalidate_object(object); + fscache_stat_d(&fscache_n_cop_invalidate_object); + fscache_raise_event(object, FSCACHE_OBJECT_EV_UPDATE); + goto active_transit; + /* update the object metadata on disk */ case FSCACHE_OBJECT_UPDATING: clear_bit(FSCACHE_OBJECT_EV_UPDATE, &object->events); @@ -251,13 +276,17 @@ static void fscache_object_state_machine(struct fscache_object *object) /* determine the transition from a lookup state */ lookup_transit: - switch (fls(object->events & object->event_mask) - 1) { + event = fls(object->events & object->event_mask) - 1; + switch (event) { case FSCACHE_OBJECT_EV_WITHDRAW: case FSCACHE_OBJECT_EV_RETIRE: case FSCACHE_OBJECT_EV_RELEASE: case FSCACHE_OBJECT_EV_ERROR: new_state = FSCACHE_OBJECT_LC_DYING; goto change_state; + case FSCACHE_OBJECT_EV_INVALIDATE: + new_state = FSCACHE_OBJECT_INVALIDATING; + goto change_state; case FSCACHE_OBJECT_EV_REQUEUE: goto done; case -1: @@ -268,13 +297,17 @@ lookup_transit: /* determine the transition from an active state */ active_transit: - switch (fls(object->events & object->event_mask) - 1) { + event = fls(object->events & object->event_mask) - 1; + switch (event) { case FSCACHE_OBJECT_EV_WITHDRAW: case FSCACHE_OBJECT_EV_RETIRE: case FSCACHE_OBJECT_EV_RELEASE: case FSCACHE_OBJECT_EV_ERROR: new_state = FSCACHE_OBJECT_DYING; goto change_state; + case FSCACHE_OBJECT_EV_INVALIDATE: + new_state = FSCACHE_OBJECT_INVALIDATING; + goto change_state; case FSCACHE_OBJECT_EV_UPDATE: new_state = FSCACHE_OBJECT_UPDATING; goto change_state; @@ -287,7 +320,8 @@ active_transit: /* determine the transition from a terminal state */ terminal_transit: - switch (fls(object->events & object->event_mask) - 1) { + event = fls(object->events & object->event_mask) - 1; + switch (event) { case FSCACHE_OBJECT_EV_WITHDRAW: new_state = FSCACHE_OBJECT_WITHDRAWING; goto change_state; @@ -320,8 +354,8 @@ done: unsupported_event: printk(KERN_ERR "FS-Cache:" - " Unsupported event %lx [mask %lx] in state %s\n", - object->events, object->event_mask, + " Unsupported event %d [%lx/%lx] in state %s\n", + event, object->events, object->event_mask, fscache_object_states[object->state]); BUG(); } @@ -587,8 +621,6 @@ static void fscache_object_available(struct fscache_object *object) if (object->n_in_progress == 0) { if (object->n_ops > 0) { ASSERTCMP(object->n_ops, >=, object->n_obj_ops); - ASSERTIF(object->n_ops > object->n_obj_ops, - !list_empty(&object->pending_ops)); fscache_start_operations(object); } else { ASSERT(list_empty(&object->pending_ops)); @@ -681,6 +713,7 @@ static void fscache_withdraw_object(struct fscache_object *object) if (object->cookie == cookie) { hlist_del_init(&object->cookie_link); object->cookie = NULL; + fscache_invalidation_complete(cookie); detached = true; } spin_unlock(&cookie->lock); @@ -890,3 +923,55 @@ enum fscache_checkaux fscache_check_aux(struct fscache_object *object, return result; } EXPORT_SYMBOL(fscache_check_aux); + +/* + * Asynchronously invalidate an object. + */ +static void fscache_invalidate_object(struct fscache_object *object) +{ + struct fscache_operation *op; + struct fscache_cookie *cookie = object->cookie; + + _enter("{OBJ%x}", object->debug_id); + + /* Reject any new read/write ops and abort any that are pending. */ + fscache_invalidate_writes(cookie); + clear_bit(FSCACHE_OBJECT_PENDING_WRITE, &object->flags); + fscache_cancel_all_ops(object); + + /* Now we have to wait for in-progress reads and writes */ + op = kzalloc(sizeof(*op), GFP_KERNEL); + if (!op) { + fscache_raise_event(object, FSCACHE_OBJECT_EV_ERROR); + _leave(" [ENOMEM]"); + return; + } + + fscache_operation_init(op, object->cache->ops->invalidate_object, NULL); + op->flags = FSCACHE_OP_ASYNC | (1 << FSCACHE_OP_EXCLUSIVE); + + spin_lock(&cookie->lock); + if (fscache_submit_exclusive_op(object, op) < 0) + goto submit_op_failed; + spin_unlock(&cookie->lock); + fscache_put_operation(op); + + /* Once we've completed the invalidation, we know there will be no data + * stored in the cache and thus we can reinstate the data-check-skip + * optimisation. + */ + set_bit(FSCACHE_COOKIE_NO_DATA_YET, &cookie->flags); + + /* We can allow read and write requests to come in once again. They'll + * queue up behind our exclusive invalidation operation. + */ + fscache_invalidation_complete(cookie); + _leave(""); + return; + +submit_op_failed: + spin_unlock(&cookie->lock); + kfree(op); + fscache_raise_event(object, FSCACHE_OBJECT_EV_ERROR); + _leave(" [EIO]"); +} diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c index 30afdfa7aec7..762a9ec4ffa4 100644 --- a/fs/fscache/operation.c +++ b/fs/fscache/operation.c @@ -37,6 +37,7 @@ void fscache_enqueue_operation(struct fscache_operation *op) ASSERT(op->processor != NULL); ASSERTCMP(op->object->state, >=, FSCACHE_OBJECT_AVAILABLE); ASSERTCMP(atomic_read(&op->usage), >, 0); + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_IN_PROGRESS); fscache_stat(&fscache_n_op_enqueue); switch (op->flags & FSCACHE_OP_TYPE) { @@ -64,6 +65,9 @@ EXPORT_SYMBOL(fscache_enqueue_operation); static void fscache_run_op(struct fscache_object *object, struct fscache_operation *op) { + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_PENDING); + + op->state = FSCACHE_OP_ST_IN_PROGRESS; object->n_in_progress++; if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags)) wake_up_bit(&op->flags, FSCACHE_OP_WAITING); @@ -84,18 +88,21 @@ int fscache_submit_exclusive_op(struct fscache_object *object, _enter("{OBJ%x OP%x},", object->debug_id, op->debug_id); + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_INITIALISED); + ASSERTCMP(atomic_read(&op->usage), >, 0); + spin_lock(&object->lock); ASSERTCMP(object->n_ops, >=, object->n_in_progress); ASSERTCMP(object->n_ops, >=, object->n_exclusive); ASSERT(list_empty(&op->pend_link)); - ret = -ENOBUFS; + op->state = FSCACHE_OP_ST_PENDING; if (fscache_object_is_active(object)) { op->object = object; object->n_ops++; object->n_exclusive++; /* reads and writes must wait */ - if (object->n_ops > 1) { + if (object->n_in_progress > 0) { atomic_inc(&op->usage); list_add_tail(&op->pend_link, &object->pending_ops); fscache_stat(&fscache_n_op_pend); @@ -121,8 +128,11 @@ int fscache_submit_exclusive_op(struct fscache_object *object, fscache_stat(&fscache_n_op_pend); ret = 0; } else { - /* not allowed to submit ops in any other state */ - BUG(); + /* If we're in any other state, there must have been an I/O + * error of some nature. + */ + ASSERT(test_bit(FSCACHE_IOERROR, &object->cache->flags)); + ret = -EIO; } spin_unlock(&object->lock); @@ -186,6 +196,7 @@ int fscache_submit_op(struct fscache_object *object, _enter("{OBJ%x OP%x},{%u}", object->debug_id, op->debug_id, atomic_read(&op->usage)); + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_INITIALISED); ASSERTCMP(atomic_read(&op->usage), >, 0); spin_lock(&object->lock); @@ -196,6 +207,7 @@ int fscache_submit_op(struct fscache_object *object, ostate = object->state; smp_rmb(); + op->state = FSCACHE_OP_ST_PENDING; if (fscache_object_is_active(object)) { op->object = object; object->n_ops++; @@ -225,12 +237,15 @@ int fscache_submit_op(struct fscache_object *object, object->state == FSCACHE_OBJECT_LC_DYING || object->state == FSCACHE_OBJECT_WITHDRAWING) { fscache_stat(&fscache_n_op_rejected); + op->state = FSCACHE_OP_ST_CANCELLED; ret = -ENOBUFS; } else if (!test_bit(FSCACHE_IOERROR, &object->cache->flags)) { fscache_report_unexpected_submission(object, op, ostate); ASSERT(!fscache_object_is_active(object)); + op->state = FSCACHE_OP_ST_CANCELLED; ret = -ENOBUFS; } else { + op->state = FSCACHE_OP_ST_CANCELLED; ret = -ENOBUFS; } @@ -283,20 +298,28 @@ void fscache_start_operations(struct fscache_object *object) /* * cancel an operation that's pending on an object */ -int fscache_cancel_op(struct fscache_operation *op) +int fscache_cancel_op(struct fscache_operation *op, + void (*do_cancel)(struct fscache_operation *)) { struct fscache_object *object = op->object; int ret; _enter("OBJ%x OP%x}", op->object->debug_id, op->debug_id); + ASSERTCMP(op->state, >=, FSCACHE_OP_ST_PENDING); + ASSERTCMP(op->state, !=, FSCACHE_OP_ST_CANCELLED); + ASSERTCMP(atomic_read(&op->usage), >, 0); + spin_lock(&object->lock); ret = -EBUSY; - if (!list_empty(&op->pend_link)) { + if (op->state == FSCACHE_OP_ST_PENDING) { + ASSERT(!list_empty(&op->pend_link)); fscache_stat(&fscache_n_op_cancelled); list_del_init(&op->pend_link); - object->n_ops--; + if (do_cancel) + do_cancel(op); + op->state = FSCACHE_OP_ST_CANCELLED; if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) object->n_exclusive--; if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags)) @@ -311,6 +334,70 @@ int fscache_cancel_op(struct fscache_operation *op) } /* + * Cancel all pending operations on an object + */ +void fscache_cancel_all_ops(struct fscache_object *object) +{ + struct fscache_operation *op; + + _enter("OBJ%x", object->debug_id); + + spin_lock(&object->lock); + + while (!list_empty(&object->pending_ops)) { + op = list_entry(object->pending_ops.next, + struct fscache_operation, pend_link); + fscache_stat(&fscache_n_op_cancelled); + list_del_init(&op->pend_link); + + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_PENDING); + op->state = FSCACHE_OP_ST_CANCELLED; + + if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) + object->n_exclusive--; + if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags)) + wake_up_bit(&op->flags, FSCACHE_OP_WAITING); + fscache_put_operation(op); + cond_resched_lock(&object->lock); + } + + spin_unlock(&object->lock); + _leave(""); +} + +/* + * Record the completion or cancellation of an in-progress operation. + */ +void fscache_op_complete(struct fscache_operation *op, bool cancelled) +{ + struct fscache_object *object = op->object; + + _enter("OBJ%x", object->debug_id); + + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_IN_PROGRESS); + ASSERTCMP(object->n_in_progress, >, 0); + ASSERTIFCMP(test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags), + object->n_exclusive, >, 0); + ASSERTIFCMP(test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags), + object->n_in_progress, ==, 1); + + spin_lock(&object->lock); + + op->state = cancelled ? + FSCACHE_OP_ST_CANCELLED : FSCACHE_OP_ST_COMPLETE; + + if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) + object->n_exclusive--; + object->n_in_progress--; + if (object->n_in_progress == 0) + fscache_start_operations(object); + + spin_unlock(&object->lock); + _leave(""); +} +EXPORT_SYMBOL(fscache_op_complete); + +/* * release an operation * - queues pending ops if this is the last in-progress op */ @@ -328,8 +415,9 @@ void fscache_put_operation(struct fscache_operation *op) return; _debug("PUT OP"); - if (test_and_set_bit(FSCACHE_OP_DEAD, &op->flags)) - BUG(); + ASSERTIFCMP(op->state != FSCACHE_OP_ST_COMPLETE, + op->state, ==, FSCACHE_OP_ST_CANCELLED); + op->state = FSCACHE_OP_ST_DEAD; fscache_stat(&fscache_n_op_release); @@ -340,8 +428,14 @@ void fscache_put_operation(struct fscache_operation *op) object = op->object; - if (test_bit(FSCACHE_OP_DEC_READ_CNT, &op->flags)) - atomic_dec(&object->n_reads); + if (test_bit(FSCACHE_OP_DEC_READ_CNT, &op->flags)) { + if (atomic_dec_and_test(&object->n_reads)) { + clear_bit(FSCACHE_COOKIE_WAITING_ON_READS, + &object->cookie->flags); + wake_up_bit(&object->cookie->flags, + FSCACHE_COOKIE_WAITING_ON_READS); + } + } /* now... we may get called with the object spinlock held, so we * complete the cleanup here only if we can immediately acquire the @@ -359,16 +453,6 @@ void fscache_put_operation(struct fscache_operation *op) return; } - if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) { - ASSERTCMP(object->n_exclusive, >, 0); - object->n_exclusive--; - } - - ASSERTCMP(object->n_in_progress, >, 0); - object->n_in_progress--; - if (object->n_in_progress == 0) - fscache_start_operations(object); - ASSERTCMP(object->n_ops, >, 0); object->n_ops--; if (object->n_ops == 0) @@ -407,23 +491,14 @@ void fscache_operation_gc(struct work_struct *work) spin_unlock(&cache->op_gc_list_lock); object = op->object; + spin_lock(&object->lock); _debug("GC DEFERRED REL OBJ%x OP%x", object->debug_id, op->debug_id); fscache_stat(&fscache_n_op_gc); ASSERTCMP(atomic_read(&op->usage), ==, 0); - - spin_lock(&object->lock); - if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) { - ASSERTCMP(object->n_exclusive, >, 0); - object->n_exclusive--; - } - - ASSERTCMP(object->n_in_progress, >, 0); - object->n_in_progress--; - if (object->n_in_progress == 0) - fscache_start_operations(object); + ASSERTCMP(op->state, ==, FSCACHE_OP_ST_DEAD); ASSERTCMP(object->n_ops, >, 0); object->n_ops--; @@ -431,6 +506,7 @@ void fscache_operation_gc(struct work_struct *work) fscache_raise_event(object, FSCACHE_OBJECT_EV_CLEARED); spin_unlock(&object->lock); + kfree(op); } while (count++ < 20); diff --git a/fs/fscache/page.c b/fs/fscache/page.c index 3f7a59bfa7ad..ff000e52072d 100644 --- a/fs/fscache/page.c +++ b/fs/fscache/page.c @@ -56,6 +56,7 @@ bool __fscache_maybe_release_page(struct fscache_cookie *cookie, _enter("%p,%p,%x", cookie, page, gfp); +try_again: rcu_read_lock(); val = radix_tree_lookup(&cookie->stores, page->index); if (!val) { @@ -104,11 +105,19 @@ bool __fscache_maybe_release_page(struct fscache_cookie *cookie, return true; page_busy: - /* we might want to wait here, but that could deadlock the allocator as - * the work threads writing to the cache may all end up sleeping - * on memory allocation */ - fscache_stat(&fscache_n_store_vmscan_busy); - return false; + /* We will wait here if we're allowed to, but that could deadlock the + * allocator as the work threads writing to the cache may all end up + * sleeping on memory allocation, so we may need to impose a timeout + * too. */ + if (!(gfp & __GFP_WAIT)) { + fscache_stat(&fscache_n_store_vmscan_busy); + return false; + } + + fscache_stat(&fscache_n_store_vmscan_wait); + __fscache_wait_on_page_write(cookie, page); + gfp &= ~__GFP_WAIT; + goto try_again; } EXPORT_SYMBOL(__fscache_maybe_release_page); @@ -162,6 +171,7 @@ static void fscache_attr_changed_op(struct fscache_operation *op) fscache_abort_object(object); } + fscache_op_complete(op, true); _leave(""); } @@ -223,6 +233,8 @@ static void fscache_release_retrieval_op(struct fscache_operation *_op) _enter("{OP%x}", op->op.debug_id); + ASSERTCMP(op->n_pages, ==, 0); + fscache_hist(fscache_retrieval_histogram, op->start_time); if (op->context) fscache_put_context(op->op.object->cookie, op->context); @@ -291,6 +303,17 @@ static int fscache_wait_for_deferred_lookup(struct fscache_cookie *cookie) } /* + * Handle cancellation of a pending retrieval op + */ +static void fscache_do_cancel_retrieval(struct fscache_operation *_op) +{ + struct fscache_retrieval *op = + container_of(_op, struct fscache_retrieval, op); + + op->n_pages = 0; +} + +/* * wait for an object to become active (or dead) */ static int fscache_wait_for_retrieval_activation(struct fscache_object *object, @@ -307,8 +330,8 @@ static int fscache_wait_for_retrieval_activation(struct fscache_object *object, fscache_stat(stat_op_waits); if (wait_on_bit(&op->op.flags, FSCACHE_OP_WAITING, fscache_wait_bit_interruptible, - TASK_INTERRUPTIBLE) < 0) { - ret = fscache_cancel_op(&op->op); + TASK_INTERRUPTIBLE) != 0) { + ret = fscache_cancel_op(&op->op, fscache_do_cancel_retrieval); if (ret == 0) return -ERESTARTSYS; @@ -320,7 +343,14 @@ static int fscache_wait_for_retrieval_activation(struct fscache_object *object, _debug("<<< GO"); check_if_dead: + if (op->op.state == FSCACHE_OP_ST_CANCELLED) { + fscache_stat(stat_object_dead); + _leave(" = -ENOBUFS [cancelled]"); + return -ENOBUFS; + } if (unlikely(fscache_object_is_dead(object))) { + pr_err("%s() = -ENOBUFS [obj dead %d]\n", __func__, op->op.state); + fscache_cancel_op(&op->op, fscache_do_cancel_retrieval); fscache_stat(stat_object_dead); return -ENOBUFS; } @@ -353,6 +383,11 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie, if (hlist_empty(&cookie->backing_objects)) goto nobufs; + if (test_bit(FSCACHE_COOKIE_INVALIDATING, &cookie->flags)) { + _leave(" = -ENOBUFS [invalidating]"); + return -ENOBUFS; + } + ASSERTCMP(cookie->def->type, !=, FSCACHE_COOKIE_TYPE_INDEX); ASSERTCMP(page, !=, NULL); @@ -364,6 +399,7 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie, _leave(" = -ENOMEM"); return -ENOMEM; } + op->n_pages = 1; spin_lock(&cookie->lock); @@ -375,10 +411,10 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie, ASSERTCMP(object->state, >, FSCACHE_OBJECT_LOOKING_UP); atomic_inc(&object->n_reads); - set_bit(FSCACHE_OP_DEC_READ_CNT, &op->op.flags); + __set_bit(FSCACHE_OP_DEC_READ_CNT, &op->op.flags); if (fscache_submit_op(object, &op->op) < 0) - goto nobufs_unlock; + goto nobufs_unlock_dec; spin_unlock(&cookie->lock); fscache_stat(&fscache_n_retrieval_ops); @@ -425,6 +461,8 @@ error: _leave(" = %d", ret); return ret; +nobufs_unlock_dec: + atomic_dec(&object->n_reads); nobufs_unlock: spin_unlock(&cookie->lock); kfree(op); @@ -472,6 +510,11 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie, if (hlist_empty(&cookie->backing_objects)) goto nobufs; + if (test_bit(FSCACHE_COOKIE_INVALIDATING, &cookie->flags)) { + _leave(" = -ENOBUFS [invalidating]"); + return -ENOBUFS; + } + ASSERTCMP(cookie->def->type, !=, FSCACHE_COOKIE_TYPE_INDEX); ASSERTCMP(*nr_pages, >, 0); ASSERT(!list_empty(pages)); @@ -482,6 +525,7 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie, op = fscache_alloc_retrieval(mapping, end_io_func, context); if (!op) return -ENOMEM; + op->n_pages = *nr_pages; spin_lock(&cookie->lock); @@ -491,10 +535,10 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie, struct fscache_object, cookie_link); atomic_inc(&object->n_reads); - set_bit(FSCACHE_OP_DEC_READ_CNT, &op->op.flags); + __set_bit(FSCACHE_OP_DEC_READ_CNT, &op->op.flags); if (fscache_submit_op(object, &op->op) < 0) - goto nobufs_unlock; + goto nobufs_unlock_dec; spin_unlock(&cookie->lock); fscache_stat(&fscache_n_retrieval_ops); @@ -541,6 +585,8 @@ error: _leave(" = %d", ret); return ret; +nobufs_unlock_dec: + atomic_dec(&object->n_reads); nobufs_unlock: spin_unlock(&cookie->lock); kfree(op); @@ -577,12 +623,18 @@ int __fscache_alloc_page(struct fscache_cookie *cookie, ASSERTCMP(cookie->def->type, !=, FSCACHE_COOKIE_TYPE_INDEX); ASSERTCMP(page, !=, NULL); + if (test_bit(FSCACHE_COOKIE_INVALIDATING, &cookie->flags)) { + _leave(" = -ENOBUFS [invalidating]"); + return -ENOBUFS; + } + if (fscache_wait_for_deferred_lookup(cookie) < 0) return -ERESTARTSYS; op = fscache_alloc_retrieval(page->mapping, NULL, NULL); if (!op) return -ENOMEM; + op->n_pages = 1; spin_lock(&cookie->lock); @@ -658,9 +710,27 @@ static void fscache_write_op(struct fscache_operation *_op) spin_lock(&object->lock); cookie = object->cookie; - if (!fscache_object_is_active(object) || !cookie) { + if (!fscache_object_is_active(object)) { + /* If we get here, then the on-disk cache object likely longer + * exists, so we should just cancel this write operation. + */ + spin_unlock(&object->lock); + fscache_op_complete(&op->op, false); + _leave(" [inactive]"); + return; + } + + if (!cookie) { + /* If we get here, then the cookie belonging to the object was + * detached, probably by the cookie being withdrawn due to + * memory pressure, which means that the pages we might write + * to the cache from no longer exist - therefore, we can just + * cancel this write operation. + */ spin_unlock(&object->lock); - _leave(""); + fscache_op_complete(&op->op, false); + _leave(" [cancel] op{f=%lx s=%u} obj{s=%u f=%lx}", + _op->flags, _op->state, object->state, object->flags); return; } @@ -696,6 +766,7 @@ static void fscache_write_op(struct fscache_operation *_op) fscache_end_page_write(object, page); if (ret < 0) { fscache_abort_object(object); + fscache_op_complete(&op->op, true); } else { fscache_enqueue_operation(&op->op); } @@ -710,6 +781,38 @@ superseded: spin_unlock(&cookie->stores_lock); clear_bit(FSCACHE_OBJECT_PENDING_WRITE, &object->flags); spin_unlock(&object->lock); + fscache_op_complete(&op->op, true); + _leave(""); +} + +/* + * Clear the pages pending writing for invalidation + */ +void fscache_invalidate_writes(struct fscache_cookie *cookie) +{ + struct page *page; + void *results[16]; + int n, i; + + _enter(""); + + while (spin_lock(&cookie->stores_lock), + n = radix_tree_gang_lookup_tag(&cookie->stores, results, 0, + ARRAY_SIZE(results), + FSCACHE_COOKIE_PENDING_TAG), + n > 0) { + for (i = n - 1; i >= 0; i--) { + page = results[i]; + radix_tree_delete(&cookie->stores, page->index); + } + + spin_unlock(&cookie->stores_lock); + + for (i = n - 1; i >= 0; i--) + page_cache_release(results[i]); + } + + spin_unlock(&cookie->stores_lock); _leave(""); } @@ -759,7 +862,12 @@ int __fscache_write_page(struct fscache_cookie *cookie, fscache_stat(&fscache_n_stores); - op = kzalloc(sizeof(*op), GFP_NOIO); + if (test_bit(FSCACHE_COOKIE_INVALIDATING, &cookie->flags)) { + _leave(" = -ENOBUFS [invalidating]"); + return -ENOBUFS; + } + + op = kzalloc(sizeof(*op), GFP_NOIO | __GFP_NOMEMALLOC | __GFP_NORETRY); if (!op) goto nomem; @@ -915,6 +1023,40 @@ done: EXPORT_SYMBOL(__fscache_uncache_page); /** + * fscache_mark_page_cached - Mark a page as being cached + * @op: The retrieval op pages are being marked for + * @page: The page to be marked + * + * Mark a netfs page as being cached. After this is called, the netfs + * must call fscache_uncache_page() to remove the mark. + */ +void fscache_mark_page_cached(struct fscache_retrieval *op, struct page *page) +{ + struct fscache_cookie *cookie = op->op.object->cookie; + +#ifdef CONFIG_FSCACHE_STATS + atomic_inc(&fscache_n_marks); +#endif + + _debug("- mark %p{%lx}", page, page->index); + if (TestSetPageFsCache(page)) { + static bool once_only; + if (!once_only) { + once_only = true; + printk(KERN_WARNING "FS-Cache:" + " Cookie type %s marked page %lx" + " multiple times\n", + cookie->def->name, page->index); + } + } + + if (cookie->def->mark_page_cached) + cookie->def->mark_page_cached(cookie->netfs_data, + op->mapping, page); +} +EXPORT_SYMBOL(fscache_mark_page_cached); + +/** * fscache_mark_pages_cached - Mark pages as being cached * @op: The retrieval op pages are being marked for * @pagevec: The pages to be marked @@ -925,32 +1067,11 @@ EXPORT_SYMBOL(__fscache_uncache_page); void fscache_mark_pages_cached(struct fscache_retrieval *op, struct pagevec *pagevec) { - struct fscache_cookie *cookie = op->op.object->cookie; unsigned long loop; -#ifdef CONFIG_FSCACHE_STATS - atomic_add(pagevec->nr, &fscache_n_marks); -#endif - - for (loop = 0; loop < pagevec->nr; loop++) { - struct page *page = pagevec->pages[loop]; - - _debug("- mark %p{%lx}", page, page->index); - if (TestSetPageFsCache(page)) { - static bool once_only; - if (!once_only) { - once_only = true; - printk(KERN_WARNING "FS-Cache:" - " Cookie type %s marked page %lx" - " multiple times\n", - cookie->def->name, page->index); - } - } - } + for (loop = 0; loop < pagevec->nr; loop++) + fscache_mark_page_cached(op, pagevec->pages[loop]); - if (cookie->def->mark_pages_cached) - cookie->def->mark_pages_cached(cookie->netfs_data, - op->mapping, pagevec); pagevec_reinit(pagevec); } EXPORT_SYMBOL(fscache_mark_pages_cached); diff --git a/fs/fscache/stats.c b/fs/fscache/stats.c index 4765190d537f..8179e8bc4a3d 100644 --- a/fs/fscache/stats.c +++ b/fs/fscache/stats.c @@ -69,6 +69,7 @@ atomic_t fscache_n_store_vmscan_not_storing; atomic_t fscache_n_store_vmscan_gone; atomic_t fscache_n_store_vmscan_busy; atomic_t fscache_n_store_vmscan_cancelled; +atomic_t fscache_n_store_vmscan_wait; atomic_t fscache_n_marks; atomic_t fscache_n_uncaches; @@ -80,6 +81,9 @@ atomic_t fscache_n_acquires_ok; atomic_t fscache_n_acquires_nobufs; atomic_t fscache_n_acquires_oom; +atomic_t fscache_n_invalidates; +atomic_t fscache_n_invalidates_run; + atomic_t fscache_n_updates; atomic_t fscache_n_updates_null; atomic_t fscache_n_updates_run; @@ -112,6 +116,7 @@ atomic_t fscache_n_cop_alloc_object; atomic_t fscache_n_cop_lookup_object; atomic_t fscache_n_cop_lookup_complete; atomic_t fscache_n_cop_grab_object; +atomic_t fscache_n_cop_invalidate_object; atomic_t fscache_n_cop_update_object; atomic_t fscache_n_cop_drop_object; atomic_t fscache_n_cop_put_object; @@ -168,6 +173,10 @@ static int fscache_stats_show(struct seq_file *m, void *v) atomic_read(&fscache_n_object_created), atomic_read(&fscache_n_object_lookups_timed_out)); + seq_printf(m, "Invals : n=%u run=%u\n", + atomic_read(&fscache_n_invalidates), + atomic_read(&fscache_n_invalidates_run)); + seq_printf(m, "Updates: n=%u nul=%u run=%u\n", atomic_read(&fscache_n_updates), atomic_read(&fscache_n_updates_null), @@ -224,11 +233,12 @@ static int fscache_stats_show(struct seq_file *m, void *v) atomic_read(&fscache_n_store_radix_deletes), atomic_read(&fscache_n_store_pages_over_limit)); - seq_printf(m, "VmScan : nos=%u gon=%u bsy=%u can=%u\n", + seq_printf(m, "VmScan : nos=%u gon=%u bsy=%u can=%u wt=%u\n", atomic_read(&fscache_n_store_vmscan_not_storing), atomic_read(&fscache_n_store_vmscan_gone), atomic_read(&fscache_n_store_vmscan_busy), - atomic_read(&fscache_n_store_vmscan_cancelled)); + atomic_read(&fscache_n_store_vmscan_cancelled), + atomic_read(&fscache_n_store_vmscan_wait)); seq_printf(m, "Ops : pend=%u run=%u enq=%u can=%u rej=%u\n", atomic_read(&fscache_n_op_pend), @@ -246,7 +256,8 @@ static int fscache_stats_show(struct seq_file *m, void *v) atomic_read(&fscache_n_cop_lookup_object), atomic_read(&fscache_n_cop_lookup_complete), atomic_read(&fscache_n_cop_grab_object)); - seq_printf(m, "CacheOp: upo=%d dro=%d pto=%d atc=%d syn=%d\n", + seq_printf(m, "CacheOp: inv=%d upo=%d dro=%d pto=%d atc=%d syn=%d\n", + atomic_read(&fscache_n_cop_invalidate_object), atomic_read(&fscache_n_cop_update_object), atomic_read(&fscache_n_cop_drop_object), atomic_read(&fscache_n_cop_put_object), diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c index c817787fbdb4..24d1d1c5fcaf 100644 --- a/fs/nfs/fscache.c +++ b/fs/nfs/fscache.c @@ -307,6 +307,7 @@ void nfs_fscache_set_inode_cookie(struct inode *inode, struct file *filp) nfs_fscache_inode_unlock(inode); } } +EXPORT_SYMBOL_GPL(nfs_fscache_set_inode_cookie); /* * Replace a per-inode cookie due to revalidation detecting a file having diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h index c5b11b53ff33..277b02782897 100644 --- a/fs/nfs/fscache.h +++ b/fs/nfs/fscache.h @@ -153,6 +153,22 @@ static inline void nfs_readpage_to_fscache(struct inode *inode, } /* + * Invalidate the contents of fscache for this inode. This will not sleep. + */ +static inline void nfs_fscache_invalidate(struct inode *inode) +{ + fscache_invalidate(NFS_I(inode)->fscache); +} + +/* + * Wait for an object to finish being invalidated. + */ +static inline void nfs_fscache_wait_on_invalidate(struct inode *inode) +{ + fscache_wait_on_invalidate(NFS_I(inode)->fscache); +} + +/* * indicate the client caching state as readable text */ static inline const char *nfs_server_fscache_state(struct nfs_server *server) @@ -162,7 +178,6 @@ static inline const char *nfs_server_fscache_state(struct nfs_server *server) return "no "; } - #else /* CONFIG_NFS_FSCACHE */ static inline int nfs_fscache_register(void) { return 0; } static inline void nfs_fscache_unregister(void) {} @@ -205,6 +220,9 @@ static inline int nfs_readpages_from_fscache(struct nfs_open_context *ctx, static inline void nfs_readpage_to_fscache(struct inode *inode, struct page *page, int sync) {} + +static inline void nfs_fscache_invalidate(struct inode *inode) {} + static inline const char *nfs_server_fscache_state(struct nfs_server *server) { return "no "; diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index 2faae14d89f4..ebeb94ce1b0b 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -161,10 +161,12 @@ static void nfs_zap_caches_locked(struct inode *inode) nfsi->attrtimeo_timestamp = jiffies; memset(NFS_I(inode)->cookieverf, 0, sizeof(NFS_I(inode)->cookieverf)); - if (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode)) + if (S_ISREG(mode) || S_ISDIR(mode) || S_ISLNK(mode)) { nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL|NFS_INO_REVAL_PAGECACHE; - else + nfs_fscache_invalidate(inode); + } else { nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL|NFS_INO_REVAL_PAGECACHE; + } } void nfs_zap_caches(struct inode *inode) @@ -179,6 +181,7 @@ void nfs_zap_mapping(struct inode *inode, struct address_space *mapping) if (mapping->nrpages != 0) { spin_lock(&inode->i_lock); NFS_I(inode)->cache_validity |= NFS_INO_INVALID_DATA; + nfs_fscache_invalidate(inode); spin_unlock(&inode->i_lock); } } @@ -881,7 +884,7 @@ static int nfs_invalidate_mapping(struct inode *inode, struct address_space *map memset(nfsi->cookieverf, 0, sizeof(nfsi->cookieverf)); spin_unlock(&inode->i_lock); nfs_inc_stats(inode, NFSIOS_DATAINVALIDATE); - nfs_fscache_reset_inode_cookie(inode); + nfs_fscache_wait_on_invalidate(inode); dfprintk(PAGECACHE, "NFS: (%s/%Ld) data cache invalidated\n", inode->i_sb->s_id, (long long)NFS_FILEID(inode)); return 0; @@ -957,6 +960,10 @@ static unsigned long nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr i_size_write(inode, nfs_size_to_loff_t(fattr->size)); ret |= NFS_INO_INVALID_ATTR; } + + if (nfsi->cache_validity & NFS_INO_INVALID_DATA) + nfs_fscache_invalidate(inode); + return ret; } @@ -1205,8 +1212,10 @@ static int nfs_post_op_update_inode_locked(struct inode *inode, struct nfs_fattr struct nfs_inode *nfsi = NFS_I(inode); nfsi->cache_validity |= NFS_INO_INVALID_ATTR|NFS_INO_REVAL_PAGECACHE; - if (S_ISDIR(inode->i_mode)) + if (S_ISDIR(inode->i_mode)) { nfsi->cache_validity |= NFS_INO_INVALID_DATA; + nfs_fscache_invalidate(inode); + } if ((fattr->valid & NFS_ATTR_FATTR) == 0) return 0; return nfs_refresh_inode_locked(inode, fattr); @@ -1494,6 +1503,9 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr) (save_cache_validity & NFS_INO_REVAL_FORCED)) nfsi->cache_validity |= invalid; + if (invalid & NFS_INO_INVALID_DATA) + nfs_fscache_invalidate(inode); + return 0; out_err: /* diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c index e7699308364a..08ddcccb8887 100644 --- a/fs/nfs/nfs4file.c +++ b/fs/nfs/nfs4file.c @@ -5,6 +5,7 @@ */ #include <linux/nfs_fs.h> #include "internal.h" +#include "fscache.h" #include "pnfs.h" #define NFSDBG_FACILITY NFSDBG_FILE @@ -74,6 +75,7 @@ nfs4_file_open(struct inode *inode, struct file *filp) nfs_set_verifier(dentry, nfs_save_change_attribute(dir)); nfs_file_set_open_context(filp, ctx); + nfs_fscache_set_inode_cookie(inode, filp); err = 0; out_put_ctx: diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 493f0f41c554..5d864fb36578 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -64,7 +64,7 @@ #include "pnfs.h" #include "netns.h" #include "nfs4session.h" - +#include "fscache.h" #define NFSDBG_FACILITY NFSDBG_PROC @@ -734,6 +734,7 @@ static void update_changeattr(struct inode *dir, struct nfs4_change_info *cinfo) if (!cinfo->atomic || cinfo->before != dir->i_version) nfs_force_lookup_revalidate(dir); dir->i_version = cinfo->after; + nfs_fscache_invalidate(dir); spin_unlock(&dir->i_lock); } diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 5209916e1222..b673be31590e 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1794,7 +1794,8 @@ int nfs_migrate_page(struct address_space *mapping, struct page *newpage, if (PagePrivate(page)) return -EBUSY; - nfs_fscache_release_page(page, GFP_KERNEL); + if (!nfs_fscache_release_page(page, GFP_KERNEL)) + return -EBUSY; return migrate_page(mapping, newpage, page, mode); } diff --git a/fs/open.c b/fs/open.c index 182d8667b7bd..c819bbdab47f 100644 --- a/fs/open.c +++ b/fs/open.c @@ -61,33 +61,22 @@ int do_truncate(struct dentry *dentry, loff_t length, unsigned int time_attrs, return ret; } -static long do_sys_truncate(const char __user *pathname, loff_t length) +long vfs_truncate(struct path *path, loff_t length) { - struct path path; struct inode *inode; - int error; - - error = -EINVAL; - if (length < 0) /* sorry, but loff_t says... */ - goto out; + long error; - error = user_path(pathname, &path); - if (error) - goto out; - inode = path.dentry->d_inode; + inode = path->dentry->d_inode; /* For directories it's -EISDIR, for other non-regulars - -EINVAL */ - error = -EISDIR; if (S_ISDIR(inode->i_mode)) - goto dput_and_out; - - error = -EINVAL; + return -EISDIR; if (!S_ISREG(inode->i_mode)) - goto dput_and_out; + return -EINVAL; - error = mnt_want_write(path.mnt); + error = mnt_want_write(path->mnt); if (error) - goto dput_and_out; + goto out; error = inode_permission(inode, MAY_WRITE); if (error) @@ -111,19 +100,34 @@ static long do_sys_truncate(const char __user *pathname, loff_t length) error = locks_verify_truncate(inode, NULL, length); if (!error) - error = security_path_truncate(&path); + error = security_path_truncate(path); if (!error) - error = do_truncate(path.dentry, length, 0, NULL); + error = do_truncate(path->dentry, length, 0, NULL); put_write_and_out: put_write_access(inode); mnt_drop_write_and_out: - mnt_drop_write(path.mnt); -dput_and_out: - path_put(&path); + mnt_drop_write(path->mnt); out: return error; } +EXPORT_SYMBOL_GPL(vfs_truncate); + +static long do_sys_truncate(const char __user *pathname, loff_t length) +{ + struct path path; + int error; + + if (length < 0) /* sorry, but loff_t says... */ + return -EINVAL; + + error = user_path(pathname, &path); + if (!error) { + error = vfs_truncate(&path, length); + path_put(&path); + } + return error; +} SYSCALL_DEFINE2(truncate, const char __user *, path, long, length) { diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index eb48f3816df9..bd2e52ccc4f2 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -156,7 +156,6 @@ static inline void get_dma_buf(struct dma_buf *dmabuf) get_file(dmabuf->file); } -#ifdef CONFIG_DMA_SHARED_BUFFER struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf, struct device *dev); void dma_buf_detach(struct dma_buf *dmabuf, @@ -184,103 +183,5 @@ int dma_buf_mmap(struct dma_buf *, struct vm_area_struct *, unsigned long); void *dma_buf_vmap(struct dma_buf *); void dma_buf_vunmap(struct dma_buf *, void *vaddr); -#else - -static inline struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf, - struct device *dev) -{ - return ERR_PTR(-ENODEV); -} - -static inline void dma_buf_detach(struct dma_buf *dmabuf, - struct dma_buf_attachment *dmabuf_attach) -{ - return; -} - -static inline struct dma_buf *dma_buf_export(void *priv, - const struct dma_buf_ops *ops, - size_t size, int flags) -{ - return ERR_PTR(-ENODEV); -} - -static inline int dma_buf_fd(struct dma_buf *dmabuf, int flags) -{ - return -ENODEV; -} - -static inline struct dma_buf *dma_buf_get(int fd) -{ - return ERR_PTR(-ENODEV); -} - -static inline void dma_buf_put(struct dma_buf *dmabuf) -{ - return; -} - -static inline struct sg_table *dma_buf_map_attachment( - struct dma_buf_attachment *attach, enum dma_data_direction write) -{ - return ERR_PTR(-ENODEV); -} - -static inline void dma_buf_unmap_attachment(struct dma_buf_attachment *attach, - struct sg_table *sg, enum dma_data_direction dir) -{ - return; -} - -static inline int dma_buf_begin_cpu_access(struct dma_buf *dmabuf, - size_t start, size_t len, - enum dma_data_direction dir) -{ - return -ENODEV; -} - -static inline void dma_buf_end_cpu_access(struct dma_buf *dmabuf, - size_t start, size_t len, - enum dma_data_direction dir) -{ -} - -static inline void *dma_buf_kmap_atomic(struct dma_buf *dmabuf, - unsigned long pnum) -{ - return NULL; -} - -static inline void dma_buf_kunmap_atomic(struct dma_buf *dmabuf, - unsigned long pnum, void *vaddr) -{ -} - -static inline void *dma_buf_kmap(struct dma_buf *dmabuf, unsigned long pnum) -{ - return NULL; -} - -static inline void dma_buf_kunmap(struct dma_buf *dmabuf, - unsigned long pnum, void *vaddr) -{ -} - -static inline int dma_buf_mmap(struct dma_buf *dmabuf, - struct vm_area_struct *vma, - unsigned long pgoff) -{ - return -ENODEV; -} - -static inline void *dma_buf_vmap(struct dma_buf *dmabuf) -{ - return NULL; -} - -static inline void dma_buf_vunmap(struct dma_buf *dmabuf, void *vaddr) -{ -} -#endif /* CONFIG_DMA_SHARED_BUFFER */ #endif /* __DMA_BUF_H__ */ diff --git a/include/linux/fs.h b/include/linux/fs.h index 05cd238ad941..7617ee04f066 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1994,6 +1994,7 @@ struct filename { bool separate; /* should "name" be freed? */ }; +extern long vfs_truncate(struct path *, loff_t); extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs, struct file *filp); extern int do_fallocate(struct file *file, int mode, loff_t offset, diff --git a/include/linux/fscache-cache.h b/include/linux/fscache-cache.h index ce31408b1e47..5dfa0aa216b6 100644 --- a/include/linux/fscache-cache.h +++ b/include/linux/fscache-cache.h @@ -75,6 +75,16 @@ extern wait_queue_head_t fscache_cache_cleared_wq; typedef void (*fscache_operation_release_t)(struct fscache_operation *op); typedef void (*fscache_operation_processor_t)(struct fscache_operation *op); +enum fscache_operation_state { + FSCACHE_OP_ST_BLANK, /* Op is not yet submitted */ + FSCACHE_OP_ST_INITIALISED, /* Op is initialised */ + FSCACHE_OP_ST_PENDING, /* Op is blocked from running */ + FSCACHE_OP_ST_IN_PROGRESS, /* Op is in progress */ + FSCACHE_OP_ST_COMPLETE, /* Op is complete */ + FSCACHE_OP_ST_CANCELLED, /* Op has been cancelled */ + FSCACHE_OP_ST_DEAD /* Op is now dead */ +}; + struct fscache_operation { struct work_struct work; /* record for async ops */ struct list_head pend_link; /* link in object->pending_ops */ @@ -86,10 +96,10 @@ struct fscache_operation { #define FSCACHE_OP_MYTHREAD 0x0002 /* - processing is done be issuing thread, not pool */ #define FSCACHE_OP_WAITING 4 /* cleared when op is woken */ #define FSCACHE_OP_EXCLUSIVE 5 /* exclusive op, other ops must wait */ -#define FSCACHE_OP_DEAD 6 /* op is now dead */ -#define FSCACHE_OP_DEC_READ_CNT 7 /* decrement object->n_reads on destruction */ -#define FSCACHE_OP_KEEP_FLAGS 0xc0 /* flags to keep when repurposing an op */ +#define FSCACHE_OP_DEC_READ_CNT 6 /* decrement object->n_reads on destruction */ +#define FSCACHE_OP_KEEP_FLAGS 0x0070 /* flags to keep when repurposing an op */ + enum fscache_operation_state state; atomic_t usage; unsigned debug_id; /* debugging ID */ @@ -106,6 +116,7 @@ extern atomic_t fscache_op_debug_id; extern void fscache_op_work_func(struct work_struct *work); extern void fscache_enqueue_operation(struct fscache_operation *); +extern void fscache_op_complete(struct fscache_operation *, bool); extern void fscache_put_operation(struct fscache_operation *); /** @@ -122,6 +133,7 @@ static inline void fscache_operation_init(struct fscache_operation *op, { INIT_WORK(&op->work, fscache_op_work_func); atomic_set(&op->usage, 1); + op->state = FSCACHE_OP_ST_INITIALISED; op->debug_id = atomic_inc_return(&fscache_op_debug_id); op->processor = processor; op->release = release; @@ -138,6 +150,7 @@ struct fscache_retrieval { void *context; /* netfs read context (pinned) */ struct list_head to_do; /* list of things to be done by the backend */ unsigned long start_time; /* time at which retrieval started */ + unsigned n_pages; /* number of pages to be retrieved */ }; typedef int (*fscache_page_retrieval_func_t)(struct fscache_retrieval *op, @@ -174,8 +187,22 @@ static inline void fscache_enqueue_retrieval(struct fscache_retrieval *op) } /** + * fscache_retrieval_complete - Record (partial) completion of a retrieval + * @op: The retrieval operation affected + * @n_pages: The number of pages to account for + */ +static inline void fscache_retrieval_complete(struct fscache_retrieval *op, + int n_pages) +{ + op->n_pages -= n_pages; + if (op->n_pages <= 0) + fscache_op_complete(&op->op, true); +} + +/** * fscache_put_retrieval - Drop a reference to a retrieval operation * @op: The retrieval operation affected + * @n_pages: The number of pages to account for * * Drop a reference to a retrieval operation. */ @@ -227,6 +254,9 @@ struct fscache_cache_ops { /* store the updated auxiliary data on an object */ void (*update_object)(struct fscache_object *object); + /* Invalidate an object */ + void (*invalidate_object)(struct fscache_operation *op); + /* discard the resources pinned by an object and effect retirement if * necessary */ void (*drop_object)(struct fscache_object *object); @@ -301,11 +331,30 @@ struct fscache_cookie { #define FSCACHE_COOKIE_PENDING_FILL 3 /* T if pending initial fill on object */ #define FSCACHE_COOKIE_FILLING 4 /* T if filling object incrementally */ #define FSCACHE_COOKIE_UNAVAILABLE 5 /* T if cookie is unavailable (error, etc) */ +#define FSCACHE_COOKIE_WAITING_ON_READS 6 /* T if cookie is waiting on reads */ +#define FSCACHE_COOKIE_INVALIDATING 7 /* T if cookie is being invalidated */ }; extern struct fscache_cookie fscache_fsdef_index; /* + * Event list for fscache_object::{event_mask,events} + */ +enum { + FSCACHE_OBJECT_EV_REQUEUE, /* T if object should be requeued */ + FSCACHE_OBJECT_EV_UPDATE, /* T if object should be updated */ + FSCACHE_OBJECT_EV_INVALIDATE, /* T if cache requested object invalidation */ + FSCACHE_OBJECT_EV_CLEARED, /* T if accessors all gone */ + FSCACHE_OBJECT_EV_ERROR, /* T if fatal error occurred during processing */ + FSCACHE_OBJECT_EV_RELEASE, /* T if netfs requested object release */ + FSCACHE_OBJECT_EV_RETIRE, /* T if netfs requested object retirement */ + FSCACHE_OBJECT_EV_WITHDRAW, /* T if cache requested object withdrawal */ + NR_FSCACHE_OBJECT_EVENTS +}; + +#define FSCACHE_OBJECT_EVENTS_MASK ((1UL << NR_FSCACHE_OBJECT_EVENTS) - 1) + +/* * on-disk cache file or index handle */ struct fscache_object { @@ -317,6 +366,7 @@ struct fscache_object { /* active states */ FSCACHE_OBJECT_AVAILABLE, /* cleaning up object after creation */ FSCACHE_OBJECT_ACTIVE, /* object is usable */ + FSCACHE_OBJECT_INVALIDATING, /* object is invalidating */ FSCACHE_OBJECT_UPDATING, /* object is updating */ /* terminal states */ @@ -332,10 +382,10 @@ struct fscache_object { int debug_id; /* debugging ID */ int n_children; /* number of child objects */ - int n_ops; /* number of ops outstanding on object */ + int n_ops; /* number of extant ops on object */ int n_obj_ops; /* number of object ops outstanding on object */ int n_in_progress; /* number of ops in progress */ - int n_exclusive; /* number of exclusive ops queued */ + int n_exclusive; /* number of exclusive ops queued or in progress */ atomic_t n_reads; /* number of read ops in progress */ spinlock_t lock; /* state and operations lock */ @@ -343,14 +393,6 @@ struct fscache_object { unsigned long event_mask; /* events this object is interested in */ unsigned long events; /* events to be processed by this object * (order is important - using fls) */ -#define FSCACHE_OBJECT_EV_REQUEUE 0 /* T if object should be requeued */ -#define FSCACHE_OBJECT_EV_UPDATE 1 /* T if object should be updated */ -#define FSCACHE_OBJECT_EV_CLEARED 2 /* T if accessors all gone */ -#define FSCACHE_OBJECT_EV_ERROR 3 /* T if fatal error occurred during processing */ -#define FSCACHE_OBJECT_EV_RELEASE 4 /* T if netfs requested object release */ -#define FSCACHE_OBJECT_EV_RETIRE 5 /* T if netfs requested object retirement */ -#define FSCACHE_OBJECT_EV_WITHDRAW 6 /* T if cache requested object withdrawal */ -#define FSCACHE_OBJECT_EVENTS_MASK 0x7f /* mask of all events*/ unsigned long flags; #define FSCACHE_OBJECT_LOCK 0 /* T if object is busy being processed */ @@ -504,6 +546,9 @@ extern void fscache_withdraw_cache(struct fscache_cache *cache); extern void fscache_io_error(struct fscache_cache *cache); +extern void fscache_mark_page_cached(struct fscache_retrieval *op, + struct page *page); + extern void fscache_mark_pages_cached(struct fscache_retrieval *op, struct pagevec *pagevec); diff --git a/include/linux/fscache.h b/include/linux/fscache.h index 9ec20dec3353..7a086235da4b 100644 --- a/include/linux/fscache.h +++ b/include/linux/fscache.h @@ -135,14 +135,14 @@ struct fscache_cookie_def { */ void (*put_context)(void *cookie_netfs_data, void *context); - /* indicate pages that now have cache metadata retained - * - this function should mark the specified pages as now being cached - * - the pages will have been marked with PG_fscache before this is + /* indicate page that now have cache metadata retained + * - this function should mark the specified page as now being cached + * - the page will have been marked with PG_fscache before this is * called, so this is optional */ - void (*mark_pages_cached)(void *cookie_netfs_data, - struct address_space *mapping, - struct pagevec *cached_pvec); + void (*mark_page_cached)(void *cookie_netfs_data, + struct address_space *mapping, + struct page *page); /* indicate the cookie is no longer cached * - this function is called when the backing store currently caching @@ -185,6 +185,8 @@ extern struct fscache_cookie *__fscache_acquire_cookie( extern void __fscache_relinquish_cookie(struct fscache_cookie *, int); extern void __fscache_update_cookie(struct fscache_cookie *); extern int __fscache_attr_changed(struct fscache_cookie *); +extern void __fscache_invalidate(struct fscache_cookie *); +extern void __fscache_wait_on_invalidate(struct fscache_cookie *); extern int __fscache_read_or_alloc_page(struct fscache_cookie *, struct page *, fscache_rw_complete_t, @@ -390,6 +392,42 @@ int fscache_attr_changed(struct fscache_cookie *cookie) } /** + * fscache_invalidate - Notify cache that an object needs invalidation + * @cookie: The cookie representing the cache object + * + * Notify the cache that an object is needs to be invalidated and that it + * should abort any retrievals or stores it is doing on the cache. The object + * is then marked non-caching until such time as the invalidation is complete. + * + * This can be called with spinlocks held. + * + * See Documentation/filesystems/caching/netfs-api.txt for a complete + * description. + */ +static inline +void fscache_invalidate(struct fscache_cookie *cookie) +{ + if (fscache_cookie_valid(cookie)) + __fscache_invalidate(cookie); +} + +/** + * fscache_wait_on_invalidate - Wait for invalidation to complete + * @cookie: The cookie representing the cache object + * + * Wait for the invalidation of an object to complete. + * + * See Documentation/filesystems/caching/netfs-api.txt for a complete + * description. + */ +static inline +void fscache_wait_on_invalidate(struct fscache_cookie *cookie) +{ + if (fscache_cookie_valid(cookie)) + __fscache_wait_on_invalidate(cookie); +} + +/** * fscache_reserve_space - Reserve data space for a cached object * @cookie: The cookie representing the cache object * @i_size: The amount of space to be reserved diff --git a/arch/arm/plat-omap/include/plat/omap-serial.h b/include/linux/platform_data/serial-omap.h index ff9b0aab5281..ff9b0aab5281 100644 --- a/arch/arm/plat-omap/include/plat/omap-serial.h +++ b/include/linux/platform_data/serial-omap.h diff --git a/include/linux/platform_data/usb-omap.h b/include/linux/platform_data/usb-omap.h index 8570bcfe6311..ef65b67c56c3 100644 --- a/include/linux/platform_data/usb-omap.h +++ b/include/linux/platform_data/usb-omap.h @@ -59,6 +59,9 @@ struct usbhs_omap_platform_data { struct ehci_hcd_omap_platform_data *ehci_data; struct ohci_hcd_omap_platform_data *ohci_data; + + /* OMAP3 <= ES2.1 have a single ulpi bypass control bit */ + unsigned single_ulpi_bypass:1; }; /*-------------------------------------------------------------------------*/ diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 533b1157f22e..cf8adb1f5b2c 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -16,12 +16,20 @@ * @name: the name of this virtqueue (mainly for debugging) * @vdev: the virtio device this queue was created for. * @priv: a pointer for the virtqueue implementation to use. + * @index: the zero-based ordinal number for this queue. + * @num_free: number of elements we expect to be able to fit. + * + * A note on @num_free: with indirect buffers, each buffer needs one + * element in the queue, otherwise a buffer will need one element per + * sg element. */ struct virtqueue { struct list_head list; void (*callback)(struct virtqueue *vq); const char *name; struct virtio_device *vdev; + unsigned int index; + unsigned int num_free; void *priv; }; @@ -50,7 +58,11 @@ void *virtqueue_detach_unused_buf(struct virtqueue *vq); unsigned int virtqueue_get_vring_size(struct virtqueue *vq); -int virtqueue_get_queue_index(struct virtqueue *vq); +/* FIXME: Obsolete accessor, but required for virtio_net merge. */ +static inline unsigned int virtqueue_get_queue_index(struct virtqueue *vq) +{ + return vq->index; +} /** * virtio_device - representation of a device using virtio @@ -73,7 +85,11 @@ struct virtio_device { void *priv; }; -#define dev_to_virtio(dev) container_of(dev, struct virtio_device, dev) +static inline struct virtio_device *dev_to_virtio(struct device *_dev) +{ + return container_of(_dev, struct virtio_device, dev); +} + int register_virtio_device(struct virtio_device *dev); void unregister_virtio_device(struct virtio_device *dev); @@ -103,6 +119,11 @@ struct virtio_driver { #endif }; +static inline struct virtio_driver *drv_to_virtio(struct device_driver *drv) +{ + return container_of(drv, struct virtio_driver, driver); +} + int register_virtio_driver(struct virtio_driver *drv); void unregister_virtio_driver(struct virtio_driver *drv); #endif /* _LINUX_VIRTIO_H */ diff --git a/include/linux/virtio_scsi.h b/include/linux/virtio_scsi.h index d6b4440387b7..4195b97a3def 100644 --- a/include/linux/virtio_scsi.h +++ b/include/linux/virtio_scsi.h @@ -1,7 +1,31 @@ +/* + * This header is BSD licensed so anyone can use the definitions to implement + * compatible drivers/servers. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY AUTHOR 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 AUTHOR 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_VIRTIO_SCSI_H #define _LINUX_VIRTIO_SCSI_H -/* This header is BSD licensed so anyone can use the definitions to implement - * compatible drivers/servers. */ #define VIRTIO_SCSI_CDB_SIZE 32 #define VIRTIO_SCSI_SENSE_SIZE 96 diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h index 628db7bca4fd..3953cea0ecfb 100644 --- a/include/sound/soc-dai.h +++ b/include/sound/soc-dai.h @@ -242,7 +242,6 @@ struct snd_soc_dai { unsigned int symmetric_rates:1; struct snd_pcm_runtime *runtime; unsigned int active; - unsigned char pop_wait:1; unsigned char probed:1; struct snd_soc_dapm_widget *playback_widget; diff --git a/include/sound/soc.h b/include/sound/soc.h index 91244a096c19..769e27c774a3 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1039,6 +1039,7 @@ struct snd_soc_pcm_runtime { struct snd_soc_dpcm_runtime dpcm[2]; long pmdown_time; + unsigned char pop_wait:1; /* runtime devices */ struct snd_pcm *pcm; diff --git a/include/uapi/linux/virtio_ids.h b/include/uapi/linux/virtio_ids.h index 270fb22c5811..a7630d04029f 100644 --- a/include/uapi/linux/virtio_ids.h +++ b/include/uapi/linux/virtio_ids.h @@ -37,5 +37,6 @@ #define VIRTIO_ID_RPMSG 7 /* virtio remote processor messaging */ #define VIRTIO_ID_SCSI 8 /* virtio scsi */ #define VIRTIO_ID_9P 9 /* 9p virtio console */ +#define VIRTIO_ID_RPROC_SERIAL 11 /* virtio remoteproc serial link */ #endif /* _LINUX_VIRTIO_IDS_H */ diff --git a/include/video/omap-panel-tfp410.h b/include/video/omap-panel-tfp410.h index 68c31d79c571..aef35e48bc7e 100644 --- a/include/video/omap-panel-tfp410.h +++ b/include/video/omap-panel-tfp410.h @@ -28,7 +28,7 @@ struct omap_dss_device; * @power_down_gpio: gpio number for PD pin (or -1 if not available) */ struct tfp410_platform_data { - u16 i2c_bus_num; + int i2c_bus_num; int power_down_gpio; }; diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 4603d6cb9e25..5eea8707234a 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -793,8 +793,11 @@ unsigned int sysctl_numa_balancing_scan_delay = 1000; static void task_numa_placement(struct task_struct *p) { - int seq = ACCESS_ONCE(p->mm->numa_scan_seq); + int seq; + if (!p->mm) /* for example, ksmd faulting in a user's mm */ + return; + seq = ACCESS_ONCE(p->mm->numa_scan_seq); if (p->numa_scan_seq == seq) return; p->numa_scan_seq = seq; diff --git a/mm/highmem.c b/mm/highmem.c index d999077431df..b32b70cdaed6 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -105,6 +105,7 @@ struct page *kmap_to_page(void *vaddr) return virt_to_page(addr); } +EXPORT_SYMBOL(kmap_to_page); static void flush_all_zero_pkmaps(void) { @@ -1624,7 +1624,7 @@ again: struct anon_vma_chain *vmac; struct vm_area_struct *vma; - anon_vma_lock_write(anon_vma); + anon_vma_lock_read(anon_vma); anon_vma_interval_tree_foreach(vmac, &anon_vma->rb_root, 0, ULONG_MAX) { vma = vmac->vma; @@ -1648,7 +1648,7 @@ again: if (!search_new_forks || !mapcount) break; } - anon_vma_unlock(anon_vma); + anon_vma_unlock_read(anon_vma); if (!mapcount) goto out; } @@ -1678,7 +1678,7 @@ again: struct anon_vma_chain *vmac; struct vm_area_struct *vma; - anon_vma_lock_write(anon_vma); + anon_vma_lock_read(anon_vma); anon_vma_interval_tree_foreach(vmac, &anon_vma->rb_root, 0, ULONG_MAX) { vma = vmac->vma; @@ -1697,11 +1697,11 @@ again: ret = try_to_unmap_one(page, vma, rmap_item->address, flags); if (ret != SWAP_AGAIN || !page_mapped(page)) { - anon_vma_unlock(anon_vma); + anon_vma_unlock_read(anon_vma); goto out; } } - anon_vma_unlock(anon_vma); + anon_vma_unlock_read(anon_vma); } if (!search_new_forks++) goto again; @@ -1731,7 +1731,7 @@ again: struct anon_vma_chain *vmac; struct vm_area_struct *vma; - anon_vma_lock_write(anon_vma); + anon_vma_lock_read(anon_vma); anon_vma_interval_tree_foreach(vmac, &anon_vma->rb_root, 0, ULONG_MAX) { vma = vmac->vma; @@ -1749,11 +1749,11 @@ again: ret = rmap_one(page, vma, rmap_item->address, arg); if (ret != SWAP_AGAIN) { - anon_vma_unlock(anon_vma); + anon_vma_unlock_read(anon_vma); goto out; } } - anon_vma_unlock(anon_vma); + anon_vma_unlock_read(anon_vma); } if (!search_new_forks++) goto again; diff --git a/mm/vmscan.c b/mm/vmscan.c index 828530e2794a..adc7e9058181 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2570,7 +2570,7 @@ static bool prepare_kswapd_sleep(pg_data_t *pgdat, int order, long remaining, static unsigned long balance_pgdat(pg_data_t *pgdat, int order, int *classzone_idx) { - int all_zones_ok; + struct zone *unbalanced_zone; unsigned long balanced; int i; int end_zone = 0; /* Inclusive. 0 = ZONE_DMA */ @@ -2604,7 +2604,7 @@ loop_again: unsigned long lru_pages = 0; int has_under_min_watermark_zone = 0; - all_zones_ok = 1; + unbalanced_zone = NULL; balanced = 0; /* @@ -2743,7 +2743,7 @@ loop_again: } if (!zone_balanced(zone, testorder, 0, end_zone)) { - all_zones_ok = 0; + unbalanced_zone = zone; /* * We are still under min water mark. This * means that we have a GFP_ATOMIC allocation @@ -2776,7 +2776,7 @@ loop_again: pfmemalloc_watermark_ok(pgdat)) wake_up(&pgdat->pfmemalloc_wait); - if (all_zones_ok || (order && pgdat_balanced(pgdat, balanced, *classzone_idx))) + if (!unbalanced_zone || (order && pgdat_balanced(pgdat, balanced, *classzone_idx))) break; /* kswapd: all done */ /* * OK, kswapd is getting into trouble. Take a nap, then take @@ -2786,7 +2786,7 @@ loop_again: if (has_under_min_watermark_zone) count_vm_event(KSWAPD_SKIP_CONGESTION_WAIT); else - congestion_wait(BLK_RW_ASYNC, HZ/10); + wait_iff_congested(unbalanced_zone, BLK_RW_ASYNC, HZ/10); } /* @@ -2805,7 +2805,7 @@ out: * high-order: Balanced zones must make up at least 25% of the node * for the node to be balanced */ - if (!(all_zones_ok || (order && pgdat_balanced(pgdat, balanced, *classzone_idx)))) { + if (unbalanced_zone && (!order || !pgdat_balanced(pgdat, balanced, *classzone_idx))) { cond_resched(); try_to_freeze(); diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index 35b8911b1c8e..fd05c81cb348 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -39,6 +39,7 @@ #include <linux/inet.h> #include <linux/idr.h> #include <linux/file.h> +#include <linux/highmem.h> #include <linux/slab.h> #include <net/9p/9p.h> #include <linux/parser.h> @@ -325,7 +326,7 @@ static int p9_get_mapped_pages(struct virtio_chan *chan, int count = nr_pages; while (nr_pages) { s = rest_of_page(data); - pages[index++] = virt_to_page(data); + pages[index++] = kmap_to_page(data); data += s; nr_pages--; } diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 0f3d3db0df71..cca87277baf0 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2876,7 +2876,7 @@ static int azx_free(struct azx *chip) azx_notifier_unregister(chip); chip->init_failed = 1; /* to be sure */ - complete(&chip->probe_wait); + complete_all(&chip->probe_wait); if (use_vga_switcheroo(chip)) { if (chip->disabled && chip->bus) @@ -3504,7 +3504,7 @@ static int azx_probe(struct pci_dev *pci, pm_runtime_put_noidle(&pci->dev); dev++; - complete(&chip->probe_wait); + complete_all(&chip->probe_wait); return 0; out_free: diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 0fcfa6f406b8..b6c21ea187ca 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -431,9 +431,11 @@ static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid) if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP) snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE); - /* Disable pin out until stream is active*/ + /* Enable pin out: some machines with GM965 gets broken output when + * the pin is disabled or changed while using with HDMI + */ snd_hda_codec_write(codec, pin_nid, 0, - AC_VERB_SET_PIN_WIDGET_CONTROL, 0); + AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT); } static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid) @@ -1341,7 +1343,6 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo, struct hdmi_spec *spec = codec->spec; int pin_idx = hinfo_to_pin_index(spec, hinfo); hda_nid_t pin_nid = spec->pins[pin_idx].pin_nid; - int pinctl; bool non_pcm; non_pcm = check_non_pcm_per_cvt(codec, cvt_nid); @@ -1350,11 +1351,6 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo, hdmi_setup_audio_infoframe(codec, pin_idx, non_pcm, substream); - pinctl = snd_hda_codec_read(codec, pin_nid, 0, - AC_VERB_GET_PIN_WIDGET_CONTROL, 0); - snd_hda_codec_write(codec, pin_nid, 0, - AC_VERB_SET_PIN_WIDGET_CONTROL, pinctl | PIN_OUT); - return hdmi_setup_stream(codec, cvt_nid, pin_nid, stream_tag, format); } @@ -1374,7 +1370,6 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo, int cvt_idx, pin_idx; struct hdmi_spec_per_cvt *per_cvt; struct hdmi_spec_per_pin *per_pin; - int pinctl; if (hinfo->nid) { cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid); @@ -1391,11 +1386,6 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo, return -EINVAL; per_pin = &spec->pins[pin_idx]; - pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0, - AC_VERB_GET_PIN_WIDGET_CONTROL, 0); - snd_hda_codec_write(codec, per_pin->pin_nid, 0, - AC_VERB_SET_PIN_WIDGET_CONTROL, - pinctl & ~PIN_OUT); snd_hda_spdif_ctls_unassign(codec, pin_idx); per_pin->chmap_set = false; memset(per_pin->chmap, 0, sizeof(per_pin->chmap)); @@ -1691,6 +1681,30 @@ static const struct hda_codec_ops generic_hdmi_patch_ops = { .unsol_event = hdmi_unsol_event, }; +static void intel_haswell_fixup_connect_list(struct hda_codec *codec) +{ + unsigned int vendor_param; + hda_nid_t list[3] = {0x2, 0x3, 0x4}; + + vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0); + if (vendor_param == -1 || vendor_param & 0x02) + return; + + /* enable DP1.2 mode */ + vendor_param |= 0x02; + snd_hda_codec_read(codec, 0x08, 0, 0x781, vendor_param); + + vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0); + if (vendor_param == -1 || !(vendor_param & 0x02)) + return; + + /* override 3 pins connection list */ + snd_hda_override_conn_list(codec, 0x05, 3, list); + snd_hda_override_conn_list(codec, 0x06, 3, list); + snd_hda_override_conn_list(codec, 0x07, 3, list); +} + + static int patch_generic_hdmi(struct hda_codec *codec) { struct hdmi_spec *spec; @@ -1700,6 +1714,10 @@ static int patch_generic_hdmi(struct hda_codec *codec) return -ENOMEM; codec->spec = spec; + + if (codec->vendor_id == 0x80862807) + intel_haswell_fixup_connect_list(codec); + if (hdmi_parse_codec(codec) < 0) { codec->spec = NULL; kfree(spec); diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 7743775f6abb..6ee34593774a 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4373,6 +4373,7 @@ static int alc_alloc_spec(struct hda_codec *codec, hda_nid_t mixer_nid) if (!spec) return -ENOMEM; codec->spec = spec; + codec->single_adc_amp = 1; spec->mixer_nid = mixer_nid; snd_hda_gen_init(&spec->gen); snd_array_init(&spec->kctls, sizeof(struct snd_kcontrol_new), 32); @@ -6569,8 +6570,8 @@ static void alc861vd_fixup_dallas(struct hda_codec *codec, const struct alc_fixup *fix, int action) { if (action == ALC_FIXUP_ACT_PRE_PROBE) { - snd_hda_override_pin_caps(codec, 0x18, 0x00001714); - snd_hda_override_pin_caps(codec, 0x19, 0x0000171c); + snd_hda_override_pin_caps(codec, 0x18, 0x00000734); + snd_hda_override_pin_caps(codec, 0x19, 0x0000073c); } } diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index df13c0f84899..a86547ca17c8 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -1725,7 +1725,7 @@ static const struct snd_pci_quirk stac92hd83xxx_cfg_tbl[] = { SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1658, "HP", STAC_92HD83XXX_HP_cNB11_INTQUAD), SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1659, - "HP", STAC_92HD83XXX_HP_cNB11_INTQUAD), + "HP Pavilion dv7", STAC_HP_DV7_4000), SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x165A, "HP", STAC_92HD83XXX_HP_cNB11_INTQUAD), SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x165B, diff --git a/sound/soc/codecs/cs42l73.c b/sound/soc/codecs/cs42l73.c index a0791ecf6d95..6361dab48bd1 100644 --- a/sound/soc/codecs/cs42l73.c +++ b/sound/soc/codecs/cs42l73.c @@ -40,6 +40,7 @@ struct cs42l73_private { u32 sysclk; u8 mclksel; u32 mclk; + int shutdwn_delay; }; static const struct reg_default cs42l73_reg_defaults[] = { @@ -588,7 +589,60 @@ static const struct snd_kcontrol_new cs42l73_snd_controls[] = { SOC_ENUM("XSPOUT Mono/Stereo Select", xsp_output_mux_enum), }; +static int cs42l73_spklo_spk_amp_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); + switch (event) { + case SND_SOC_DAPM_POST_PMD: + /* 150 ms delay between setting PDN and MCLKDIS */ + priv->shutdwn_delay = 150; + break; + default: + pr_err("Invalid event = 0x%x\n", event); + } + return 0; +} + +static int cs42l73_ear_amp_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); + switch (event) { + case SND_SOC_DAPM_POST_PMD: + /* 50 ms delay between setting PDN and MCLKDIS */ + if (priv->shutdwn_delay < 50) + priv->shutdwn_delay = 50; + break; + default: + pr_err("Invalid event = 0x%x\n", event); + } + return 0; +} + + +static int cs42l73_hp_amp_event(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, int event) +{ + struct snd_soc_codec *codec = w->codec; + struct cs42l73_private *priv = snd_soc_codec_get_drvdata(codec); + switch (event) { + case SND_SOC_DAPM_POST_PMD: + /* 30 ms delay between setting PDN and MCLKDIS */ + if (priv->shutdwn_delay < 30) + priv->shutdwn_delay = 30; + break; + default: + pr_err("Invalid event = 0x%x\n", event); + } + return 0; +} + static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = { + SND_SOC_DAPM_INPUT("DMICA"), + SND_SOC_DAPM_INPUT("DMICB"), SND_SOC_DAPM_INPUT("LINEINA"), SND_SOC_DAPM_INPUT("LINEINB"), SND_SOC_DAPM_INPUT("MIC1"), @@ -604,9 +658,7 @@ static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = { CS42L73_PWRCTL2, 3, 1), SND_SOC_DAPM_AIF_OUT("ASPOUTR", NULL, 0, CS42L73_PWRCTL2, 3, 1), - SND_SOC_DAPM_AIF_OUT("VSPOUTL", NULL, 0, - CS42L73_PWRCTL2, 4, 1), - SND_SOC_DAPM_AIF_OUT("VSPOUTR", NULL, 0, + SND_SOC_DAPM_AIF_OUT("VSPINOUT", NULL, 0, CS42L73_PWRCTL2, 4, 1), SND_SOC_DAPM_PGA("PGA Left", SND_SOC_NOPM, 0, 0, NULL, 0), @@ -632,8 +684,7 @@ static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = { SND_SOC_DAPM_MIXER("ASPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_MIXER("XSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_MIXER("XSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), - SND_SOC_DAPM_MIXER("VSPL Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), - SND_SOC_DAPM_MIXER("VSPR Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), + SND_SOC_DAPM_MIXER("VSP Output Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_AIF_IN("XSPINL", NULL, 0, CS42L73_PWRCTL2, 0, 1), @@ -649,7 +700,7 @@ static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = { SND_SOC_DAPM_AIF_IN("ASPINM", NULL, 0, CS42L73_PWRCTL2, 2, 1), - SND_SOC_DAPM_AIF_IN("VSPIN", NULL, 0, + SND_SOC_DAPM_AIF_IN("VSPINOUT", NULL, 0, CS42L73_PWRCTL2, 4, 1), SND_SOC_DAPM_MIXER("HL Left Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), @@ -674,16 +725,20 @@ static const struct snd_soc_dapm_widget cs42l73_dapm_widgets[] = { SND_SOC_DAPM_PGA("SPK DAC", SND_SOC_NOPM, 0, 0, NULL, 0), SND_SOC_DAPM_PGA("ESL DAC", SND_SOC_NOPM, 0, 0, NULL, 0), - SND_SOC_DAPM_SWITCH("HP Amp", CS42L73_PWRCTL3, 0, 1, - &hp_amp_ctl), + SND_SOC_DAPM_SWITCH_E("HP Amp", CS42L73_PWRCTL3, 0, 1, + &hp_amp_ctl, cs42l73_hp_amp_event, + SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SWITCH("LO Amp", CS42L73_PWRCTL3, 1, 1, &lo_amp_ctl), - SND_SOC_DAPM_SWITCH("SPK Amp", CS42L73_PWRCTL3, 2, 1, - &spk_amp_ctl), - SND_SOC_DAPM_SWITCH("EAR Amp", CS42L73_PWRCTL3, 3, 1, - &ear_amp_ctl), - SND_SOC_DAPM_SWITCH("SPKLO Amp", CS42L73_PWRCTL3, 4, 1, - &spklo_amp_ctl), + SND_SOC_DAPM_SWITCH_E("SPK Amp", CS42L73_PWRCTL3, 2, 1, + &spk_amp_ctl, cs42l73_spklo_spk_amp_event, + SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SWITCH_E("EAR Amp", CS42L73_PWRCTL3, 3, 1, + &ear_amp_ctl, cs42l73_ear_amp_event, + SND_SOC_DAPM_POST_PMD), + SND_SOC_DAPM_SWITCH_E("SPKLO Amp", CS42L73_PWRCTL3, 4, 1, + &spklo_amp_ctl, cs42l73_spklo_spk_amp_event, + SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_OUTPUT("HPOUTA"), SND_SOC_DAPM_OUTPUT("HPOUTB"), @@ -705,7 +760,7 @@ static const struct snd_soc_dapm_route cs42l73_audio_map[] = { {"ESL DAC", "ESL-ASP Mono Volume", "ESL Mixer"}, {"ESL DAC", "ESL-XSP Mono Volume", "ESL Mixer"}, - {"ESL DAC", "ESL-VSP Mono Volume", "VSPIN"}, + {"ESL DAC", "ESL-VSP Mono Volume", "VSPINOUT"}, /* Loopback */ {"ESL DAC", "ESL-IP Mono Volume", "Input Left Capture"}, {"ESL DAC", "ESL-IP Mono Volume", "Input Right Capture"}, @@ -727,7 +782,7 @@ static const struct snd_soc_dapm_route cs42l73_audio_map[] = { {"SPK DAC", "SPK-ASP Mono Volume", "SPK Mixer"}, {"SPK DAC", "SPK-XSP Mono Volume", "SPK Mixer"}, - {"SPK DAC", "SPK-VSP Mono Volume", "VSPIN"}, + {"SPK DAC", "SPK-VSP Mono Volume", "VSPINOUT"}, /* Loopback */ {"SPK DAC", "SPK-IP Mono Volume", "Input Left Capture"}, {"SPK DAC", "SPK-IP Mono Volume", "Input Right Capture"}, @@ -770,8 +825,8 @@ static const struct snd_soc_dapm_route cs42l73_audio_map[] = { {"HL Right Mixer", NULL, "ASPINR"}, {"HL Left Mixer", NULL, "XSPINL"}, {"HL Right Mixer", NULL, "XSPINR"}, - {"HL Left Mixer", NULL, "VSPIN"}, - {"HL Right Mixer", NULL, "VSPIN"}, + {"HL Left Mixer", NULL, "VSPINOUT"}, + {"HL Right Mixer", NULL, "VSPINOUT"}, {"ASPINL", NULL, "ASP Playback"}, {"ASPINM", NULL, "ASP Playback"}, @@ -779,7 +834,7 @@ static const struct snd_soc_dapm_route cs42l73_audio_map[] = { {"XSPINL", NULL, "XSP Playback"}, {"XSPINM", NULL, "XSP Playback"}, {"XSPINR", NULL, "XSP Playback"}, - {"VSPIN", NULL, "VSP Playback"}, + {"VSPINOUT", NULL, "VSP Playback"}, /* Capture Paths */ {"MIC1", NULL, "MIC1 Bias"}, @@ -795,6 +850,8 @@ static const struct snd_soc_dapm_route cs42l73_audio_map[] = { {"ADC Left", NULL, "PGA Left"}, {"ADC Right", NULL, "PGA Right"}, + {"DMIC Left", NULL, "DMICA"}, + {"DMIC Right", NULL, "DMICB"}, {"Input Left Capture", "ADC Left Input", "ADC Left"}, {"Input Right Capture", "ADC Right Input", "ADC Right"}, @@ -819,21 +876,18 @@ static const struct snd_soc_dapm_route cs42l73_audio_map[] = { {"XSPOUTR", NULL, "XSPR Output Mixer"}, /* Voice Capture */ - {"VSPL Output Mixer", NULL, "Input Left Capture"}, - {"VSPR Output Mixer", NULL, "Input Left Capture"}, + {"VSP Output Mixer", NULL, "Input Left Capture"}, + {"VSP Output Mixer", NULL, "Input Right Capture"}, - {"VSPOUTL", "VSP-IP Volume", "VSPL Output Mixer"}, - {"VSPOUTR", "VSP-IP Volume", "VSPR Output Mixer"}, + {"VSPINOUT", "VSP-IP Volume", "VSP Output Mixer"}, - {"VSPOUTL", NULL, "VSPL Output Mixer"}, - {"VSPOUTR", NULL, "VSPR Output Mixer"}, + {"VSPINOUT", NULL, "VSP Output Mixer"}, {"ASP Capture", NULL, "ASPOUTL"}, {"ASP Capture", NULL, "ASPOUTR"}, {"XSP Capture", NULL, "XSPOUTL"}, {"XSP Capture", NULL, "XSPOUTR"}, - {"VSP Capture", NULL, "VSPOUTL"}, - {"VSP Capture", NULL, "VSPOUTR"}, + {"VSP Capture", NULL, "VSPINOUT"}, }; struct cs42l73_mclk_div { @@ -1167,6 +1221,14 @@ static int cs42l73_set_bias_level(struct snd_soc_codec *codec, case SND_SOC_BIAS_OFF: snd_soc_update_bits(codec, CS42L73_PWRCTL1, PDN, 1); + if (cs42l73->shutdwn_delay > 0) { + mdelay(cs42l73->shutdwn_delay); + cs42l73->shutdwn_delay = 0; + } else { + mdelay(15); /* Min amount of time requred to power + * down. + */ + } snd_soc_update_bits(codec, CS42L73_DMMCC, MCLKDIS, 1); break; } diff --git a/sound/soc/codecs/sigmadsp.c b/sound/soc/codecs/sigmadsp.c index 5be42bf56996..4068f2491232 100644 --- a/sound/soc/codecs/sigmadsp.c +++ b/sound/soc/codecs/sigmadsp.c @@ -225,7 +225,7 @@ EXPORT_SYMBOL(process_sigma_firmware); static int sigma_action_write_regmap(void *control_data, const struct sigma_action *sa, size_t len) { - return regmap_raw_write(control_data, le16_to_cpu(sa->addr), + return regmap_raw_write(control_data, be16_to_cpu(sa->addr), sa->payload, len - 2); } diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c index 8d75aa152c8c..c58bee8346ce 100644 --- a/sound/soc/codecs/tpa6130a2.c +++ b/sound/soc/codecs/tpa6130a2.c @@ -398,7 +398,8 @@ static int tpa6130a2_probe(struct i2c_client *client, TPA6130A2_MUTE_L; if (data->power_gpio >= 0) { - ret = gpio_request(data->power_gpio, "tpa6130a2 enable"); + ret = devm_gpio_request(dev, data->power_gpio, + "tpa6130a2 enable"); if (ret < 0) { dev_err(dev, "Failed to request power GPIO (%d)\n", data->power_gpio); @@ -419,16 +420,16 @@ static int tpa6130a2_probe(struct i2c_client *client, break; } - data->supply = regulator_get(dev, regulator); + data->supply = devm_regulator_get(dev, regulator); if (IS_ERR(data->supply)) { ret = PTR_ERR(data->supply); dev_err(dev, "Failed to request supply: %d\n", ret); - goto err_regulator; + goto err_gpio; } ret = tpa6130a2_power(1); if (ret != 0) - goto err_power; + goto err_gpio; /* Read version */ @@ -440,15 +441,10 @@ static int tpa6130a2_probe(struct i2c_client *client, /* Disable the chip */ ret = tpa6130a2_power(0); if (ret != 0) - goto err_power; + goto err_gpio; return 0; -err_power: - regulator_put(data->supply); -err_regulator: - if (data->power_gpio >= 0) - gpio_free(data->power_gpio); err_gpio: tpa6130a2_client = NULL; @@ -457,14 +453,7 @@ err_gpio: static int tpa6130a2_remove(struct i2c_client *client) { - struct tpa6130a2_data *data = i2c_get_clientdata(client); - tpa6130a2_power(0); - - if (data->power_gpio >= 0) - gpio_free(data->power_gpio); - - regulator_put(data->supply); tpa6130a2_client = NULL; return 0; diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index 967d0e173e1b..5fbfb06e8083 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -113,7 +113,7 @@ static int soc_compr_free(struct snd_compr_stream *cstream) SNDRV_PCM_STREAM_PLAYBACK, SND_SOC_DAPM_STREAM_STOP); } else - codec_dai->pop_wait = 1; + rtd->pop_wait = 1; schedule_delayed_work(&rtd->delayed_work, msecs_to_jiffies(rtd->pmdown_time)); } else { diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 9c768bcb98a6..91d592ff67b7 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -4155,9 +4155,9 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, ret = of_property_read_string_index(np, propname, 2 * i, &routes[i].sink); if (ret) { - dev_err(card->dev, "ASoC: Property '%s' index %d" - " could not be read: %d\n", propname, 2 * i, - ret); + dev_err(card->dev, + "ASoC: Property '%s' index %d could not be read: %d\n", + propname, 2 * i, ret); kfree(routes); return -EINVAL; } @@ -4165,8 +4165,8 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card, (2 * i) + 1, &routes[i].source); if (ret) { dev_err(card->dev, - "ASoC: Property '%s' index %d could not be" - " read: %d\n", propname, (2 * i) + 1, ret); + "ASoC: Property '%s' index %d could not be read: %d\n", + propname, (2 * i) + 1, ret); kfree(routes); return -EINVAL; } diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 5c3ca2a34661..d7711fce119b 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -334,11 +334,11 @@ static void close_delayed_work(struct work_struct *work) dev_dbg(rtd->dev, "ASoC: pop wq checking: %s status: %s waiting: %s\n", codec_dai->driver->playback.stream_name, codec_dai->playback_active ? "active" : "inactive", - codec_dai->pop_wait ? "yes" : "no"); + rtd->pop_wait ? "yes" : "no"); /* are we waiting on this codec DAI stream */ - if (codec_dai->pop_wait == 1) { - codec_dai->pop_wait = 0; + if (rtd->pop_wait == 1) { + rtd->pop_wait = 0; snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_PLAYBACK, SND_SOC_DAPM_STREAM_STOP); } @@ -408,7 +408,7 @@ static int soc_pcm_close(struct snd_pcm_substream *substream) SND_SOC_DAPM_STREAM_STOP); } else { /* start delayed pop wq here for playback streams */ - codec_dai->pop_wait = 1; + rtd->pop_wait = 1; schedule_delayed_work(&rtd->delayed_work, msecs_to_jiffies(rtd->pmdown_time)); } @@ -480,8 +480,8 @@ static int soc_pcm_prepare(struct snd_pcm_substream *substream) /* cancel any delayed stream shutdown that is pending */ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK && - codec_dai->pop_wait) { - codec_dai->pop_wait = 0; + rtd->pop_wait) { + rtd->pop_wait = 0; cancel_delayed_work(&rtd->delayed_work); } diff --git a/sound/usb/midi.c b/sound/usb/midi.c index 34b9bb7fe87c..c183d34842ac 100644 --- a/sound/usb/midi.c +++ b/sound/usb/midi.c @@ -2181,6 +2181,10 @@ int snd_usbmidi_create(struct snd_card *card, umidi->usb_protocol_ops = &snd_usbmidi_novation_ops; err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); break; + case QUIRK_MIDI_MBOX2: + umidi->usb_protocol_ops = &snd_usbmidi_midiman_ops; + err = snd_usbmidi_detect_per_port_endpoints(umidi, endpoints); + break; case QUIRK_MIDI_RAW_BYTES: umidi->usb_protocol_ops = &snd_usbmidi_raw_ops; /* diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h index 49f9af995d7a..cdcf6b45e8a8 100644 --- a/sound/usb/quirks-table.h +++ b/sound/usb/quirks-table.h @@ -99,6 +99,42 @@ }, /* + * HP Wireless Audio + * When not ignored, causes instability issues for some users, forcing them to + * blacklist the entire module. + */ +{ + USB_DEVICE(0x0424, 0xb832), + .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) { + .vendor_name = "Standard Microsystems Corp.", + .product_name = "HP Wireless Audio", + .ifnum = QUIRK_ANY_INTERFACE, + .type = QUIRK_COMPOSITE, + .data = (const struct snd_usb_audio_quirk[]) { + /* Mixer */ + { + .ifnum = 0, + .type = QUIRK_IGNORE_INTERFACE, + }, + /* Playback */ + { + .ifnum = 1, + .type = QUIRK_IGNORE_INTERFACE, + }, + /* Capture */ + { + .ifnum = 2, + .type = QUIRK_IGNORE_INTERFACE, + }, + /* HID Device, .ifnum = 3 */ + { + .ifnum = -1, + } + } + } +}, + +/* * Logitech QuickCam: bDeviceClass is vendor-specific, so generic interface * class matches do not take effect without an explicit ID match. */ @@ -2885,6 +2921,93 @@ YAMAHA_DEVICE(0x7010, "UB99"), } }, + +/* DIGIDESIGN MBOX 2 */ +{ + USB_DEVICE(0x0dba, 0x3000), + .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) { + .vendor_name = "Digidesign", + .product_name = "Mbox 2", + .ifnum = QUIRK_ANY_INTERFACE, + .type = QUIRK_COMPOSITE, + .data = (const struct snd_usb_audio_quirk[]) { + { + .ifnum = 0, + .type = QUIRK_IGNORE_INTERFACE + }, + { + .ifnum = 1, + .type = QUIRK_IGNORE_INTERFACE + }, + { + .ifnum = 2, + .type = QUIRK_AUDIO_FIXED_ENDPOINT, + .data = &(const struct audioformat) { + .formats = SNDRV_PCM_FMTBIT_S24_3BE, + .channels = 2, + .iface = 2, + .altsetting = 2, + .altset_idx = 1, + .attributes = 0x00, + .endpoint = 0x03, + .ep_attr = USB_ENDPOINT_SYNC_ASYNC, + .maxpacksize = 0x128, + .rates = SNDRV_PCM_RATE_48000, + .rate_min = 48000, + .rate_max = 48000, + .nr_rates = 1, + .rate_table = (unsigned int[]) { + 48000 + } + } + }, + { + .ifnum = 3, + .type = QUIRK_IGNORE_INTERFACE + }, + { + .ifnum = 4, + .type = QUIRK_AUDIO_FIXED_ENDPOINT, + .data = &(const struct audioformat) { + .formats = SNDRV_PCM_FMTBIT_S24_3BE, + .channels = 2, + .iface = 4, + .altsetting = 2, + .altset_idx = 1, + .attributes = UAC_EP_CS_ATTR_SAMPLE_RATE, + .endpoint = 0x85, + .ep_attr = USB_ENDPOINT_SYNC_SYNC, + .maxpacksize = 0x128, + .rates = SNDRV_PCM_RATE_48000, + .rate_min = 48000, + .rate_max = 48000, + .nr_rates = 1, + .rate_table = (unsigned int[]) { + 48000 + } + } + }, + { + .ifnum = 5, + .type = QUIRK_IGNORE_INTERFACE + }, + { + .ifnum = 6, + .type = QUIRK_MIDI_MBOX2, + .data = &(const struct snd_usb_midi_endpoint_info) { + .out_ep = 0x02, + .out_cables = 0x0001, + .in_ep = 0x81, + .in_interval = 0x01, + .in_cables = 0x0001 + } + }, + { + .ifnum = -1 + } + } + } +}, { /* Tascam US122 MKII - playback-only support */ .match_flags = USB_DEVICE_ID_MATCH_DEVICE, diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 007fcecdf5cd..f104c68fe1e0 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -306,6 +306,7 @@ int snd_usb_create_quirk(struct snd_usb_audio *chip, [QUIRK_MIDI_YAMAHA] = create_any_midi_quirk, [QUIRK_MIDI_MIDIMAN] = create_any_midi_quirk, [QUIRK_MIDI_NOVATION] = create_any_midi_quirk, + [QUIRK_MIDI_MBOX2] = create_any_midi_quirk, [QUIRK_MIDI_RAW_BYTES] = create_any_midi_quirk, [QUIRK_MIDI_EMAGIC] = create_any_midi_quirk, [QUIRK_MIDI_CME] = create_any_midi_quirk, @@ -497,6 +498,92 @@ static int snd_usb_nativeinstruments_boot_quirk(struct usb_device *dev) return -EAGAIN; } +static void mbox2_setup_48_24_magic(struct usb_device *dev) +{ + u8 srate[3]; + u8 temp[12]; + + /* Choose 48000Hz permanently */ + srate[0] = 0x80; + srate[1] = 0xbb; + srate[2] = 0x00; + + /* Send the magic! */ + snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), + 0x01, 0x22, 0x0100, 0x0085, &temp, 0x0003); + snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), + 0x81, 0xa2, 0x0100, 0x0085, &srate, 0x0003); + snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), + 0x81, 0xa2, 0x0100, 0x0086, &srate, 0x0003); + snd_usb_ctl_msg(dev, usb_sndctrlpipe(dev, 0), + 0x81, 0xa2, 0x0100, 0x0003, &srate, 0x0003); + return; +} + +/* Digidesign Mbox 2 needs to load firmware onboard + * and driver must wait a few seconds for initialisation. + */ + +#define MBOX2_FIRMWARE_SIZE 646 +#define MBOX2_BOOT_LOADING 0x01 /* Hard coded into the device */ +#define MBOX2_BOOT_READY 0x02 /* Hard coded into the device */ + +int snd_usb_mbox2_boot_quirk(struct usb_device *dev) +{ + struct usb_host_config *config = dev->actconfig; + int err; + u8 bootresponse; + int fwsize; + int count; + + fwsize = le16_to_cpu(get_cfg_desc(config)->wTotalLength); + + if (fwsize != MBOX2_FIRMWARE_SIZE) { + snd_printk(KERN_ERR "usb-audio: Invalid firmware size=%d.\n", fwsize); + return -ENODEV; + } + + snd_printd("usb-audio: Sending Digidesign Mbox 2 boot sequence...\n"); + + count = 0; + bootresponse = MBOX2_BOOT_LOADING; + while ((bootresponse == MBOX2_BOOT_LOADING) && (count < 10)) { + msleep(500); /* 0.5 second delay */ + snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), + /* Control magic - load onboard firmware */ + 0x85, 0xc0, 0x0001, 0x0000, &bootresponse, 0x0012); + if (bootresponse == MBOX2_BOOT_READY) + break; + snd_printd("usb-audio: device not ready, resending boot sequence...\n"); + count++; + } + + if (bootresponse != MBOX2_BOOT_READY) { + snd_printk(KERN_ERR "usb-audio: Unknown bootresponse=%d, or timed out, ignoring device.\n", bootresponse); + return -ENODEV; + } + + snd_printdd("usb-audio: device initialised!\n"); + + err = usb_get_descriptor(dev, USB_DT_DEVICE, 0, + &dev->descriptor, sizeof(dev->descriptor)); + config = dev->actconfig; + if (err < 0) + snd_printd("error usb_get_descriptor: %d\n", err); + + err = usb_reset_configuration(dev); + if (err < 0) + snd_printd("error usb_reset_configuration: %d\n", err); + snd_printdd("mbox2_boot: new boot length = %d\n", + le16_to_cpu(get_cfg_desc(config)->wTotalLength)); + + mbox2_setup_48_24_magic(dev); + + snd_printk(KERN_INFO "usb-audio: Digidesign Mbox 2: 24bit 48kHz"); + + return 0; /* Successful boot */ +} + /* * Setup quirks */ @@ -655,6 +742,10 @@ int snd_usb_apply_boot_quirk(struct usb_device *dev, case USB_ID(0x0ccd, 0x00b1): /* Terratec Aureon 7.1 USB */ return snd_usb_cm6206_boot_quirk(dev); + case USB_ID(0x0dba, 0x3000): + /* Digidesign Mbox 2 */ + return snd_usb_mbox2_boot_quirk(dev); + case USB_ID(0x133e, 0x0815): /* Access Music VirusTI Desktop */ return snd_usb_accessmusic_boot_quirk(dev); diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index 1ac3fd9cc5a6..a8172c119796 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -76,6 +76,7 @@ enum quirk_type { QUIRK_MIDI_YAMAHA, QUIRK_MIDI_MIDIMAN, QUIRK_MIDI_NOVATION, + QUIRK_MIDI_MBOX2, QUIRK_MIDI_RAW_BYTES, QUIRK_MIDI_EMAGIC, QUIRK_MIDI_CME, diff --git a/tools/lguest/lguest.c b/tools/lguest/lguest.c index fd2f9221b241..07a03452c227 100644 --- a/tools/lguest/lguest.c +++ b/tools/lguest/lguest.c @@ -179,29 +179,6 @@ static struct termios orig_term; #define wmb() __asm__ __volatile__("" : : : "memory") #define mb() __asm__ __volatile__("" : : : "memory") -/* - * Convert an iovec element to the given type. - * - * This is a fairly ugly trick: we need to know the size of the type and - * alignment requirement to check the pointer is kosher. It's also nice to - * have the name of the type in case we report failure. - * - * Typing those three things all the time is cumbersome and error prone, so we - * have a macro which sets them all up and passes to the real function. - */ -#define convert(iov, type) \ - ((type *)_convert((iov), sizeof(type), __alignof__(type), #type)) - -static void *_convert(struct iovec *iov, size_t size, size_t align, - const char *name) -{ - if (iov->iov_len != size) - errx(1, "Bad iovec size %zu for %s", iov->iov_len, name); - if ((unsigned long)iov->iov_base % align != 0) - errx(1, "Bad alignment %p for %s", iov->iov_base, name); - return iov->iov_base; -} - /* Wrapper for the last available index. Makes it easier to change. */ #define lg_last_avail(vq) ((vq)->last_avail_idx) @@ -228,7 +205,8 @@ static bool iov_empty(const struct iovec iov[], unsigned int num_iov) } /* Take len bytes from the front of this iovec. */ -static void iov_consume(struct iovec iov[], unsigned num_iov, unsigned len) +static void iov_consume(struct iovec iov[], unsigned num_iov, + void *dest, unsigned len) { unsigned int i; @@ -236,11 +214,16 @@ static void iov_consume(struct iovec iov[], unsigned num_iov, unsigned len) unsigned int used; used = iov[i].iov_len < len ? iov[i].iov_len : len; + if (dest) { + memcpy(dest, iov[i].iov_base, used); + dest += used; + } iov[i].iov_base += used; iov[i].iov_len -= used; len -= used; } - assert(len == 0); + if (len != 0) + errx(1, "iovec too short!"); } /* The device virtqueue descriptors are followed by feature bitmasks. */ @@ -864,7 +847,7 @@ static void console_output(struct virtqueue *vq) warn("Write to stdout gave %i (%d)", len, errno); break; } - iov_consume(iov, out, len); + iov_consume(iov, out, NULL, len); } /* @@ -1591,9 +1574,9 @@ static void blk_request(struct virtqueue *vq) { struct vblk_info *vblk = vq->dev->priv; unsigned int head, out_num, in_num, wlen; - int ret; + int ret, i; u8 *in; - struct virtio_blk_outhdr *out; + struct virtio_blk_outhdr out; struct iovec iov[vq->vring.num]; off64_t off; @@ -1603,32 +1586,36 @@ static void blk_request(struct virtqueue *vq) */ head = wait_for_vq_desc(vq, iov, &out_num, &in_num); - /* - * Every block request should contain at least one output buffer - * (detailing the location on disk and the type of request) and one - * input buffer (to hold the result). - */ - if (out_num == 0 || in_num == 0) - errx(1, "Bad virtblk cmd %u out=%u in=%u", - head, out_num, in_num); + /* Copy the output header from the front of the iov (adjusts iov) */ + iov_consume(iov, out_num, &out, sizeof(out)); + + /* Find and trim end of iov input array, for our status byte. */ + in = NULL; + for (i = out_num + in_num - 1; i >= out_num; i--) { + if (iov[i].iov_len > 0) { + in = iov[i].iov_base + iov[i].iov_len - 1; + iov[i].iov_len--; + break; + } + } + if (!in) + errx(1, "Bad virtblk cmd with no room for status"); - out = convert(&iov[0], struct virtio_blk_outhdr); - in = convert(&iov[out_num+in_num-1], u8); /* * For historical reasons, block operations are expressed in 512 byte * "sectors". */ - off = out->sector * 512; + off = out.sector * 512; /* * In general the virtio block driver is allowed to try SCSI commands. * It'd be nice if we supported eject, for example, but we don't. */ - if (out->type & VIRTIO_BLK_T_SCSI_CMD) { + if (out.type & VIRTIO_BLK_T_SCSI_CMD) { fprintf(stderr, "Scsi commands unsupported\n"); *in = VIRTIO_BLK_S_UNSUPP; wlen = sizeof(*in); - } else if (out->type & VIRTIO_BLK_T_OUT) { + } else if (out.type & VIRTIO_BLK_T_OUT) { /* * Write * @@ -1636,10 +1623,10 @@ static void blk_request(struct virtqueue *vq) * if they try to write past end. */ if (lseek64(vblk->fd, off, SEEK_SET) != off) - err(1, "Bad seek to sector %llu", out->sector); + err(1, "Bad seek to sector %llu", out.sector); - ret = writev(vblk->fd, iov+1, out_num-1); - verbose("WRITE to sector %llu: %i\n", out->sector, ret); + ret = writev(vblk->fd, iov, out_num); + verbose("WRITE to sector %llu: %i\n", out.sector, ret); /* * Grr... Now we know how long the descriptor they sent was, we @@ -1655,7 +1642,7 @@ static void blk_request(struct virtqueue *vq) wlen = sizeof(*in); *in = (ret >= 0 ? VIRTIO_BLK_S_OK : VIRTIO_BLK_S_IOERR); - } else if (out->type & VIRTIO_BLK_T_FLUSH) { + } else if (out.type & VIRTIO_BLK_T_FLUSH) { /* Flush */ ret = fdatasync(vblk->fd); verbose("FLUSH fdatasync: %i\n", ret); @@ -1669,10 +1656,9 @@ static void blk_request(struct virtqueue *vq) * if they try to read past end. */ if (lseek64(vblk->fd, off, SEEK_SET) != off) - err(1, "Bad seek to sector %llu", out->sector); + err(1, "Bad seek to sector %llu", out.sector); - ret = readv(vblk->fd, iov+1, in_num-1); - verbose("READ from sector %llu: %i\n", out->sector, ret); + ret = readv(vblk->fd, iov + out_num, in_num); if (ret >= 0) { wlen = sizeof(*in) + ret; *in = VIRTIO_BLK_S_OK; @@ -1758,7 +1744,7 @@ static void rng_input(struct virtqueue *vq) len = readv(rng_info->rfd, iov, in_num); if (len <= 0) err(1, "Read from /dev/random gave %i", len); - iov_consume(iov, in_num, len); + iov_consume(iov, in_num, NULL, len); totlen += len; } diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c index 6d25dcd2e97a..fcc9aa25fd08 100644 --- a/tools/virtio/virtio_test.c +++ b/tools/virtio/virtio_test.c @@ -164,7 +164,7 @@ static void run_test(struct vdev_info *dev, struct vq_info *vq, r = virtqueue_add_buf(vq->vq, &sl, 1, 0, dev->buf + started, GFP_ATOMIC); - if (likely(r >= 0)) { + if (likely(r == 0)) { ++started; virtqueue_kick(vq->vq); } @@ -177,7 +177,7 @@ static void run_test(struct vdev_info *dev, struct vq_info *vq, r = 0; } - } while (r >= 0); + } while (r == 0); if (completed == completed_before) ++spurious; assert(completed <= bufs); |