drivers/rtc/rtc-isl1208.c: call rtc_update_irq() from the alarm irq handler
commit 72fca4a4b32dc778b5b885c3498700e42b610d49 upstream.
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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c
index dd2aeee..8f8c8ae 100644
--- a/drivers/rtc/rtc-isl1208.c
+++ b/drivers/rtc/rtc-isl1208.c
@@ -494,6 +494,7 @@
{
unsigned long timeout = jiffies + msecs_to_jiffies(1000);
struct i2c_client *client = data;
+ struct rtc_device *rtc = i2c_get_clientdata(client);
int handled = 0, sr, err;
/*
@@ -516,6 +517,8 @@
if (sr & ISL1208_REG_SR_ALM) {
dev_dbg(&client->dev, "alarm!\n");
+ rtc_update_irq(rtc, 1, RTC_IRQF | RTC_AF);
+
/* Clear the alarm */
sr &= ~ISL1208_REG_SR_ALM;
sr = i2c_smbus_write_byte_data(client, ISL1208_REG_SR, sr);