summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'drivers')
-rw-r--r--drivers/rtc/rtc-max31335.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/rtc/rtc-max31335.c b/drivers/rtc/rtc-max31335.c
index 2ce23f60a7f3..a38d303d9df4 100644
--- a/drivers/rtc/rtc-max31335.c
+++ b/drivers/rtc/rtc-max31335.c
@@ -348,18 +348,16 @@ 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;
- int ret, status;
+ bool status;
+ int ret;
- ret = regmap_read(max31335->regmap, MAX31335_STATUS1, &status);
+ ret = regmap_update_bits_check(max31335->regmap, MAX31335_STATUS1,
+ MAX31335_STATUS1_A1F, 0, &status);
if (ret)
return IRQ_HANDLED;
- if (FIELD_GET(MAX31335_STATUS1_A1F, status)) {
- regmap_update_bits(max31335->regmap, MAX31335_STATUS1,
- MAX31335_STATUS1_A1F, 0);
-
+ if (status)
rtc_update_irq(max31335->rtc, 1, RTC_AF | RTC_IRQF);
- }
return IRQ_HANDLED;
}