diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/watchdog.h')
-rw-r--r-- | ANDROID_3.4.5/include/linux/watchdog.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/ANDROID_3.4.5/include/linux/watchdog.h b/ANDROID_3.4.5/include/linux/watchdog.h deleted file mode 100644 index ac40716b..00000000 --- a/ANDROID_3.4.5/include/linux/watchdog.h +++ /dev/null @@ -1,155 +0,0 @@ -/* - * Generic watchdog defines. Derived from.. - * - * Berkshire PC Watchdog Defines - * by Ken Hollis <khollis@bitgate.com> - * - */ - -#ifndef _LINUX_WATCHDOG_H -#define _LINUX_WATCHDOG_H - -#include <linux/ioctl.h> -#include <linux/types.h> - -#define WATCHDOG_IOCTL_BASE 'W' - -struct watchdog_info { - __u32 options; /* Options the card/driver supports */ - __u32 firmware_version; /* Firmware version of the card */ - __u8 identity[32]; /* Identity of the board */ -}; - -#define WDIOC_GETSUPPORT _IOR(WATCHDOG_IOCTL_BASE, 0, struct watchdog_info) -#define WDIOC_GETSTATUS _IOR(WATCHDOG_IOCTL_BASE, 1, int) -#define WDIOC_GETBOOTSTATUS _IOR(WATCHDOG_IOCTL_BASE, 2, int) -#define WDIOC_GETTEMP _IOR(WATCHDOG_IOCTL_BASE, 3, int) -#define WDIOC_SETOPTIONS _IOR(WATCHDOG_IOCTL_BASE, 4, int) -#define WDIOC_KEEPALIVE _IOR(WATCHDOG_IOCTL_BASE, 5, int) -#define WDIOC_SETTIMEOUT _IOWR(WATCHDOG_IOCTL_BASE, 6, int) -#define WDIOC_GETTIMEOUT _IOR(WATCHDOG_IOCTL_BASE, 7, int) -#define WDIOC_SETPRETIMEOUT _IOWR(WATCHDOG_IOCTL_BASE, 8, int) -#define WDIOC_GETPRETIMEOUT _IOR(WATCHDOG_IOCTL_BASE, 9, int) -#define WDIOC_GETTIMELEFT _IOR(WATCHDOG_IOCTL_BASE, 10, int) - -#define WDIOF_UNKNOWN -1 /* Unknown flag error */ -#define WDIOS_UNKNOWN -1 /* Unknown status error */ - -#define WDIOF_OVERHEAT 0x0001 /* Reset due to CPU overheat */ -#define WDIOF_FANFAULT 0x0002 /* Fan failed */ -#define WDIOF_EXTERN1 0x0004 /* External relay 1 */ -#define WDIOF_EXTERN2 0x0008 /* External relay 2 */ -#define WDIOF_POWERUNDER 0x0010 /* Power bad/power fault */ -#define WDIOF_CARDRESET 0x0020 /* Card previously reset the CPU */ -#define WDIOF_POWEROVER 0x0040 /* Power over voltage */ -#define WDIOF_SETTIMEOUT 0x0080 /* Set timeout (in seconds) */ -#define WDIOF_MAGICCLOSE 0x0100 /* Supports magic close char */ -#define WDIOF_PRETIMEOUT 0x0200 /* Pretimeout (in seconds), get/set */ -#define WDIOF_KEEPALIVEPING 0x8000 /* Keep alive ping reply */ - -#define WDIOS_DISABLECARD 0x0001 /* Turn off the watchdog timer */ -#define WDIOS_ENABLECARD 0x0002 /* Turn on the watchdog timer */ -#define WDIOS_TEMPPANIC 0x0004 /* Kernel panic on temperature trip */ - -#ifdef __KERNEL__ - -#include <linux/bitops.h> - -struct watchdog_ops; -struct watchdog_device; - -/** struct watchdog_ops - The watchdog-devices operations - * - * @owner: The module owner. - * @start: The routine for starting the watchdog device. - * @stop: The routine for stopping the watchdog device. - * @ping: The routine that sends a keepalive ping to the watchdog device. - * @status: The routine that shows the status of the watchdog device. - * @set_timeout:The routine for setting the watchdog devices timeout value. - * @get_timeleft:The routine that get's the time that's left before a reset. - * @ioctl: The routines that handles extra ioctl calls. - * - * The watchdog_ops structure contains a list of low-level operations - * that control a watchdog device. It also contains the module that owns - * these operations. The start and stop function are mandatory, all other - * functions are optonal. - */ -struct watchdog_ops { - struct module *owner; - /* mandatory operations */ - int (*start)(struct watchdog_device *); - int (*stop)(struct watchdog_device *); - /* optional operations */ - int (*ping)(struct watchdog_device *); - unsigned int (*status)(struct watchdog_device *); - int (*set_timeout)(struct watchdog_device *, unsigned int); - unsigned int (*get_timeleft)(struct watchdog_device *); - long (*ioctl)(struct watchdog_device *, unsigned int, unsigned long); -}; - -/** struct watchdog_device - The structure that defines a watchdog device - * - * @info: Pointer to a watchdog_info structure. - * @ops: Pointer to the list of watchdog operations. - * @bootstatus: Status of the watchdog device at boot. - * @timeout: The watchdog devices timeout value. - * @min_timeout:The watchdog devices minimum timeout value. - * @max_timeout:The watchdog devices maximum timeout value. - * @driver-data:Pointer to the drivers private data. - * @status: Field that contains the devices internal status bits. - * - * The watchdog_device structure contains all information about a - * watchdog timer device. - * - * The driver-data field may not be accessed directly. It must be accessed - * via the watchdog_set_drvdata and watchdog_get_drvdata helpers. - */ -struct watchdog_device { - const struct watchdog_info *info; - const struct watchdog_ops *ops; - unsigned int bootstatus; - unsigned int timeout; - unsigned int min_timeout; - unsigned int max_timeout; - void *driver_data; - unsigned long status; -/* Bit numbers for status flags */ -#define WDOG_ACTIVE 0 /* Is the watchdog running/active */ -#define WDOG_DEV_OPEN 1 /* Opened via /dev/watchdog ? */ -#define WDOG_ALLOW_RELEASE 2 /* Did we receive the magic char ? */ -#define WDOG_NO_WAY_OUT 3 /* Is 'nowayout' feature set ? */ -}; - -#ifdef CONFIG_WATCHDOG_NOWAYOUT -#define WATCHDOG_NOWAYOUT 1 -#define WATCHDOG_NOWAYOUT_INIT_STATUS (1 << WDOG_NO_WAY_OUT) -#else -#define WATCHDOG_NOWAYOUT 0 -#define WATCHDOG_NOWAYOUT_INIT_STATUS 0 -#endif - -/* Use the following function to set the nowayout feature */ -static inline void watchdog_set_nowayout(struct watchdog_device *wdd, bool nowayout) -{ - if (nowayout) - set_bit(WDOG_NO_WAY_OUT, &wdd->status); -} - -/* Use the following functions to manipulate watchdog driver specific data */ -static inline void watchdog_set_drvdata(struct watchdog_device *wdd, void *data) -{ - wdd->driver_data = data; -} - -static inline void *watchdog_get_drvdata(struct watchdog_device *wdd) -{ - return wdd->driver_data; -} - -/* drivers/watchdog/core/watchdog_core.c */ -extern int watchdog_register_device(struct watchdog_device *); -extern void watchdog_unregister_device(struct watchdog_device *); - -#endif /* __KERNEL__ */ - -#endif /* ifndef _LINUX_WATCHDOG_H */ |