linux-kernel - [PATCH] rtc: flextimer: report interrupt state to user mode

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Date:   Fri, 27 Mar 2020 16:44:57 +0800
From:   Biwen Li <biwen.li@....com>
To:     alexandre.belloni@...tlin.com, leoyang.li@....com
Cc:     linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        jiafei.pan@....com, Biwen Li <biwen.li@....com>
Subject: [PATCH] rtc: flextimer: report interrupt state to user mode

Report interrupt state to user mode

Signed-off-by: Biwen Li <biwen.li@....com>
---
 drivers/rtc/rtc-fsl-ftm-alarm.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c
index 8df2075af9a2..d7fa6c16f47b 100644
--- a/drivers/rtc/rtc-fsl-ftm-alarm.c
+++ b/drivers/rtc/rtc-fsl-ftm-alarm.c
@@ -151,6 +151,8 @@ 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);
-- 
2.17.1