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| author | Alan Cox <alan@linux.intel.com> | 2012-05-10 21:48:59 +0200 |
|---|---|---|
| committer | Wim Van Sebroeck <wim@iguana.be> | 2012-05-30 07:54:25 +0200 |
| commit | 45f5fed30a6460ec58f159ff297a2974153a97de (patch) | |
| tree | d173b2d22ed1187fb7ed2cb85015ddf5c545da05 /drivers/watchdog/watchdog_core.h | |
| parent | fb5f6658163412dce22724e906e324ab7fd62c18 (diff) | |
| download | linux-0-day-45f5fed30a6460ec58f159ff297a2974153a97de.tar.gz linux-0-day-45f5fed30a6460ec58f159ff297a2974153a97de.tar.xz | |
watchdog: Add multiple device support
We keep the old /dev/watchdog interface file for the first watchdog via
miscdev. This is basically a cut and paste of the relevant interface code
from the rtc driver layer tweaked for watchdog.
Revised to fix problems noted by Hans de Goede
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/watchdog_core.h')
| -rw-r--r-- | drivers/watchdog/watchdog_core.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/watchdog/watchdog_core.h b/drivers/watchdog/watchdog_core.h index 80503f2293858..6c951418fca76 100644 --- a/drivers/watchdog/watchdog_core.h +++ b/drivers/watchdog/watchdog_core.h @@ -26,8 +26,12 @@ * This material is provided "AS-IS" and at no charge. */ +#define MAX_DOGS 32 /* Maximum number of watchdog devices */ + /* * Functions/procedures to be called by the core */ extern int watchdog_dev_register(struct watchdog_device *); extern int watchdog_dev_unregister(struct watchdog_device *); +extern int __init watchdog_dev_init(void); +extern void __exit watchdog_dev_exit(void); |