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author | Wim Van Sebroeck <wim@iguana.be> | 2012-03-22 08:37:10 (GMT) |
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committer | Wim Van Sebroeck <wim@iguana.be> | 2012-03-27 18:15:24 (GMT) |
commit | 2ca1606359695cc7ce371c7829c4082d9095fc06 (patch) | |
tree | 61a686b7c0832c9fd2456f0515e5109643133462 /drivers/watchdog/ep93xx_wdt.c | |
parent | 59dcf1eb1a4b15610c68a4dbb7430d61a65f4af3 (diff) | |
download | linux-2ca1606359695cc7ce371c7829c4082d9095fc06.tar.xz |
watchdog: ep93xx_wdt: timeout is an unsigned int value.
the timeout is a positive thus unsigned int value.
Also re-add the comment about the actual heartbeat.
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Diffstat (limited to 'drivers/watchdog/ep93xx_wdt.c')
-rw-r--r-- | drivers/watchdog/ep93xx_wdt.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/watchdog/ep93xx_wdt.c b/drivers/watchdog/ep93xx_wdt.c index 29575f8..7705003 100644 --- a/drivers/watchdog/ep93xx_wdt.c +++ b/drivers/watchdog/ep93xx_wdt.c @@ -42,8 +42,8 @@ static bool nowayout = WATCHDOG_NOWAYOUT; module_param(nowayout, bool, 0); MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started"); -static int timeout = WDT_TIMEOUT; -module_param(timeout, int, 0); +static unsigned int timeout = WDT_TIMEOUT; +module_param(timeout, uint, 0); MODULE_PARM_DESC(timeout, "Watchdog timeout in seconds. (1<=timeout<=3600, default=" __MODULE_STRING(WDT_TIMEOUT) ")"); @@ -55,7 +55,7 @@ static unsigned long next_heartbeat; #define EP93XX_WATCHDOG 0x00 #define EP93XX_WDSTATUS 0x04 -/* reset the wdt every ~200ms */ +/* reset the wdt every ~200ms - the heartbeat of the device is 0.250 seconds*/ #define WDT_INTERVAL (HZ/5) static void ep93xx_wdt_timer_ping(unsigned long data) |