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watchdog: Add a flag to indicate the watchdog doesn't reboot things 

Some watchdogs merely trigger external alarms and controls. In a managed
environment this is very useful but we want drivers to be able to figure
out which is which now multiple dogs can be loaded. Thus add an ALARMONLY
feature flag.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Alan Cox 2012-05-11 12:00:19 +02:00 committed by Wim Van Sebroeck
parent 45f5fed30a
commit 2bbeed016d
1 changed files with 2 additions and 0 deletions
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2
include/linux/watchdog.h
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@ -45,6 +45,8 @@ struct watchdog_info {
#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_ALARMONLY 0x0400 /* Watchdog triggers a management or
other external alarm not a reboot */
#define WDIOF_KEEPALIVEPING 0x8000 /* Keep alive ping reply */
#define WDIOS_DISABLECARD 0x0001 /* Turn off the watchdog timer */