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authorVincent Whitchurch <vincent.whitchurch@axis.com>2022-03-01 16:12:20 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2022-11-17 01:12:50 +0300
commit60cfac17d0a1c28cd41959e95ba1e0ecc47165e7 (patch)
tree061929c21671d55db4c0b28294cf957d9942cecc /drivers/rtc/rtc-pcf8563.c
parent0462681e207ccc44778a77b3297af728b1cf5b9f (diff)
downloadlinux-60cfac17d0a1c28cd41959e95ba1e0ecc47165e7.tar.xz
rtc: pcf8563: clear RTC_FEATURE_ALARM if no irq
If there is no IRQ hooked up, clear RTC_FEATURE_ALARM to make the core ensure that userspace is made aware that alarms are not supported. Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com> Link: https://lore.kernel.org/r/20220301131220.4011810-1-vincent.whitchurch@axis.com Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'drivers/rtc/rtc-pcf8563.c')
-rw-r--r--drivers/rtc/rtc-pcf8563.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index 11fa9788558b..0a7fd9478465 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -567,6 +567,8 @@ static int pcf8563_probe(struct i2c_client *client)
client->irq);
return err;
}
+ } else {
+ clear_bit(RTC_FEATURE_ALARM, pcf8563->rtc->features);
}
err = devm_rtc_register_device(pcf8563->rtc);