diff options
| author | Wim Van Sebroeck <wim@iguana.be> | 2011-07-22 18:58:21 +0000 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2011-07-28 08:01:11 +0000 |
| commit | 014d694e5d59e4219803cd14deaae496d86e4910 (patch) | |
| tree | c79d00c812b6f01fc477318cbcc003e2826f9f24 /include/linux | |
| parent | 234445b4e4542f3e0f216459245ab369a18adcf2 (diff) | |
watchdog: WatchDog Timer Driver Core - Add WDIOC_SETTIMEOUT and WDIOC_GETTIMEOUT ioctl
This part add's the WDIOC_SETTIMEOUT and WDIOC_GETTIMEOUT ioctl
functionality to the WatchDog Timer Driver Core framework.
Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/watchdog.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/watchdog.h b/include/linux/watchdog.h index db46fe89563e..9f33efe199d1 100644 --- a/include/linux/watchdog.h +++ b/include/linux/watchdog.h @@ -69,6 +69,7 @@ struct 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. * * The watchdog_ops structure contains a list of low-level operations * that control a watchdog device. It also contains the module that owns @@ -83,6 +84,7 @@ struct watchdog_ops { /* optional operations */ int (*ping)(struct watchdog_device *); unsigned int (*status)(struct watchdog_device *); + int (*set_timeout)(struct watchdog_device *, unsigned int); }; /** struct watchdog_device - The structure that defines a watchdog device @@ -90,6 +92,7 @@ struct watchdog_ops { * @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. * @driver-data:Pointer to the drivers private data. * @status: Field that contains the devices internal status bits. * @@ -103,6 +106,7 @@ struct watchdog_device { const struct watchdog_info *info; const struct watchdog_ops *ops; unsigned int bootstatus; + unsigned int timeout; void *driver_data; unsigned long status; /* Bit numbers for status flags */ |