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>
diff --git a/drivers/watchdog/indydog.c b/drivers/watchdog/indydog.c
index 1b5c25a..5d20cdd 100644
--- a/drivers/watchdog/indydog.c
+++ b/drivers/watchdog/indydog.c
@@ -41,24 +41,15 @@
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");