watchdog: omap: don't disable the timer when it should be enabled early
authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>
Tue, 15 Dec 2015 10:37:41 +0000 (11:37 +0100)
committerWim Van Sebroeck <wim@iguana.be>
Sun, 27 Dec 2015 20:09:40 +0000 (21:09 +0100)
With the early_enable module parameter the watchdog can be started
during driver probe time. If this is requested the bets are good that
the timer is already running, so to narrow the gap where the timer is
disabled only call the disable function when the timer shouldn't be
started.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
drivers/watchdog/omap_wdt.c

index 39e93f6..1b02bfa 100644 (file)
@@ -271,7 +271,8 @@ static int omap_wdt_probe(struct platform_device *pdev)
                        wdev->wdog.bootstatus = WDIOF_CARDRESET;
        }
 
-       omap_wdt_disable(wdev);
+       if (!early_enable)
+               omap_wdt_disable(wdev);
 
        ret = watchdog_register_device(&wdev->wdog);
        if (ret) {