mirror of https://gitee.com/openkylin/linux.git
drivers/rtc/rtc-isl1208.c: call rtc_update_irq() from the alarm irq handler
Previously the alarm event was not propagated into the RTC subsystem. By adding a call to rtc_update_irq, this fixes a timeout problem with the hwclock utility. Signed-off-by: Jan Luebbe <jlu@pengutronix.de> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: <stable@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -506,6 +506,7 @@ isl1208_rtc_interrupt(int irq, void *data)
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{
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unsigned long timeout = jiffies + msecs_to_jiffies(1000);
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struct i2c_client *client = data;
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struct rtc_device *rtc = i2c_get_clientdata(client);
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int handled = 0, sr, err;
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/*
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@ -528,6 +529,8 @@ isl1208_rtc_interrupt(int irq, void *data)
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if (sr & ISL1208_REG_SR_ALM) {
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dev_dbg(&client->dev, "alarm!\n");
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rtc_update_irq(rtc, 1, RTC_IRQF | RTC_AF);
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/* Clear the alarm */
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sr &= ~ISL1208_REG_SR_ALM;
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sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR, sr);
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