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authorAlexandre Belloni <alexandre.belloni@bootlin.com>2021-01-20 01:06:46 +0300
committerAlexandre Belloni <alexandre.belloni@bootlin.com>2021-01-26 01:46:17 +0300
commit06c6e3216713e7df2a962bbf2b291dff5d2a51d4 (patch)
treef612018295f6451a709b8c64ebbd56a4699a5588 /drivers/rtc/rtc-m41t80.c
parent92e2c3e61dfbf3473ecb94047aba73e35eb53583 (diff)
downloadlinux-06c6e3216713e7df2a962bbf2b291dff5d2a51d4.tar.xz
rtc: m41t80: use rtc_lock/rtc_unlock
Avoid accessing directly rtc->ops_lock and use the RTC core helpers. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Link: https://lore.kernel.org/r/20210119220653.677750-8-alexandre.belloni@bootlin.com
Diffstat (limited to 'drivers/rtc/rtc-m41t80.c')
-rw-r--r--drivers/rtc/rtc-m41t80.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index e3ddd660d68c..ee0c1be0354e 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -158,21 +158,20 @@ static irqreturn_t m41t80_handle_irq(int irq, void *dev_id)
{
struct i2c_client *client = dev_id;
struct m41t80_data *m41t80 = i2c_get_clientdata(client);
- struct mutex *lock = &m41t80->rtc->ops_lock;
unsigned long events = 0;
int flags, flags_afe;
- mutex_lock(lock);
+ rtc_lock(m41t80->rtc);
flags_afe = i2c_smbus_read_byte_data(client, M41T80_REG_ALARM_MON);
if (flags_afe < 0) {
- mutex_unlock(lock);
+ rtc_unlock(m41t80->rtc);
return IRQ_NONE;
}
flags = i2c_smbus_read_byte_data(client, M41T80_REG_FLAGS);
if (flags <= 0) {
- mutex_unlock(lock);
+ rtc_unlock(m41t80->rtc);
return IRQ_NONE;
}
@@ -189,7 +188,7 @@ static irqreturn_t m41t80_handle_irq(int irq, void *dev_id)
flags_afe);
}
- mutex_unlock(lock);
+ rtc_unlock(m41t80->rtc);
return IRQ_HANDLED;
}