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Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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>
+3
-3
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drivers/watchdog/ep93xx_wdt.c
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-3
drivers/watchdog/ep93xx_wdt.c
···
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module_param(nowayout, bool, 0);
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MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started");
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-
static int timeout = WDT_TIMEOUT;
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-
module_param(timeout, int, 0);
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+
static unsigned int timeout = WDT_TIMEOUT;
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module_param(timeout, uint, 0);
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MODULE_PARM_DESC(timeout,
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"Watchdog timeout in seconds. (1<=timeout<=3600, default="
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__MODULE_STRING(WDT_TIMEOUT) ")");
···
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#define EP93XX_WATCHDOG 0x00
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#define EP93XX_WDSTATUS 0x04
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-
/* reset the wdt every ~200ms */
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+
/* reset the wdt every ~200ms - the heartbeat of the device is 0.250 seconds*/
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#define WDT_INTERVAL (HZ/5)
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static void ep93xx_wdt_timer_ping(unsigned long data)