rtc: fsl-ftm-alarm: report alarm to core

Report interrupt state to the RTC core.

Signed-off-by: Biwen Li <biwen.li@nxp.com>
Link: https://lore.kernel.org/r/20200327084457.45161-1-biwen.li@nxp.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c
index 0f4142b35f38824cfb8f9ab439df6245ab73af1e..756af62b0486c94025d370e390a7b94fab03844d 100644 (file)
--- a/drivers/rtc/rtc-fsl-ftm-alarm.c
+++ b/drivers/rtc/rtc-fsl-ftm-alarm.c
@@ -152,6 +152,8 @@ static irqreturn_t ftm_rtc_alarm_interrupt(int irq, void *dev)
 {
        struct ftm_rtc *rtc = dev;
 
+       rtc_update_irq(rtc->rtc_dev, 1, RTC_IRQF | RTC_AF);
+
        ftm_irq_acknowledge(rtc);
        ftm_irq_disable(rtc);
        ftm_clean_alarm(rtc);