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watchdog: tegra: Stop watchdog first if restarting

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If we need to restart the watchdog due to someone changing the timeout
interval, stop the watchdog before restarting it.  Otherwise, the new
timeout doesn't seem to take.

Signed-off-by: Andrew Chew <achew@nvidia.com>
Reviewed-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Andrew Chew 2015-11-09 16:11:38 -08:00 committed by Wim Van Sebroeck
parent 62ed853c7d
commit 0879eee13f
1 changed files with 3 additions and 1 deletions
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4
drivers/watchdog/tegra_wdt.c
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@ -140,8 +140,10 @@ static int tegra_wdt_set_timeout(struct watchdog_device *wdd,
{
wdd->timeout = timeout;
if (watchdog_active(wdd))
if (watchdog_active(wdd)) {
tegra_wdt_stop(wdd);
return tegra_wdt_start(wdd);
}
return 0;
}