watchdog: indydog: Simplify indydog_{start,stop}

This patch simplify functions indydog_start() and indydog_stop()
a bit and removes excess intermediate variable.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
This commit is contained in:
Alexander Shiyan 2014-02-15 13:21:51 +04:00 committed by Wim Van Sebroeck
parent 7bce7c011e
commit 0c29c2e850

View file

@ -41,24 +41,15 @@ MODULE_PARM_DESC(nowayout,
static void indydog_start(void)
{
u32 mc_ctrl0;
spin_lock(&indydog_lock);
mc_ctrl0 = sgimc->cpuctrl0;
mc_ctrl0 = sgimc->cpuctrl0 | SGIMC_CCTRL0_WDOG;
sgimc->cpuctrl0 = mc_ctrl0;
sgimc->cpuctrl0 |= SGIMC_CCTRL0_WDOG;
spin_unlock(&indydog_lock);
}
static void indydog_stop(void)
{
u32 mc_ctrl0;
spin_lock(&indydog_lock);
mc_ctrl0 = sgimc->cpuctrl0;
mc_ctrl0 &= ~SGIMC_CCTRL0_WDOG;
sgimc->cpuctrl0 = mc_ctrl0;
sgimc->cpuctrl0 &= ~SGIMC_CCTRL0_WDOG;
spin_unlock(&indydog_lock);
pr_info("Stopped watchdog timer\n");