watchdog: gpio: add support for nowayout option
Add support for the nowayout option in the gpio watchdog driver. Signed-off-by: Mans Rullgard <mans@mansr.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
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@ -13,6 +13,12 @@
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#include <linux/platform_device.h>
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#include <linux/watchdog.h>
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static bool nowayout = WATCHDOG_NOWAYOUT;
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module_param(nowayout, bool, 0);
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MODULE_PARM_DESC(nowayout,
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"Watchdog cannot be stopped once started (default="
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__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
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#define SOFT_TIMEOUT_MIN 1
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#define SOFT_TIMEOUT_DEF 60
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@ -151,6 +157,7 @@ static int gpio_wdt_probe(struct platform_device *pdev)
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priv->wdd.timeout = SOFT_TIMEOUT_DEF;
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watchdog_init_timeout(&priv->wdd, 0, dev);
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watchdog_set_nowayout(&priv->wdd, nowayout);
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watchdog_stop_on_reboot(&priv->wdd);
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