diff options
Diffstat (limited to 'drivers/rtc/rtc-max31335.c')
| -rw-r--r-- | drivers/rtc/rtc-max31335.c | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/drivers/rtc/rtc-max31335.c b/drivers/rtc/rtc-max31335.c index 3ddfe71bbb56..2ce23f60a7f3 100644 --- a/drivers/rtc/rtc-max31335.c +++ b/drivers/rtc/rtc-max31335.c @@ -348,27 +348,19 @@ static int max31335_alarm_irq_enable(struct device *dev, unsigned int enabled) static irqreturn_t max31335_handle_irq(int irq, void *dev_id) { struct max31335_data *max31335 = dev_id; - struct mutex *lock = &max31335->rtc->ops_lock; int ret, status; - mutex_lock(lock); - ret = regmap_read(max31335->regmap, MAX31335_STATUS1, &status); if (ret) - goto exit; + return IRQ_HANDLED; if (FIELD_GET(MAX31335_STATUS1_A1F, status)) { - ret = regmap_update_bits(max31335->regmap, MAX31335_STATUS1, - MAX31335_STATUS1_A1F, 0); - if (ret) - goto exit; + regmap_update_bits(max31335->regmap, MAX31335_STATUS1, + MAX31335_STATUS1_A1F, 0); rtc_update_irq(max31335->rtc, 1, RTC_AF | RTC_IRQF); } -exit: - mutex_unlock(lock); - return IRQ_HANDLED; } |