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rtc: rv3029: use rtc_lock/rtc_unlock

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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/20210119220653.677750-11-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni 2021-01-19 23:06:49 +01:00
parent a82430fd2d
commit 2a5654fe2b
1 changed files with 4 additions and 5 deletions
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9
drivers/rtc/rtc-rv3029c2.c
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@ -265,24 +265,23 @@ static irqreturn_t rv3029_handle_irq(int irq, void *dev_id)
{
struct device *dev = dev_id;
struct rv3029_data *rv3029 = dev_get_drvdata(dev);
struct mutex *lock = &rv3029->rtc->ops_lock;
unsigned int flags, controls;
unsigned long events = 0;
int ret;
mutex_lock(lock);
rtc_lock(rv3029->rtc);
ret = regmap_read(rv3029->regmap, RV3029_IRQ_CTRL, &controls);
if (ret) {
dev_warn(dev, "Read IRQ Control Register error %d\n", ret);
mutex_unlock(lock);
rtc_unlock(rv3029->rtc);
return IRQ_NONE;
}
ret = regmap_read(rv3029->regmap, RV3029_IRQ_FLAGS, &flags);
if (ret) {
dev_warn(dev, "Read IRQ Flags Register error %d\n", ret);
mutex_unlock(lock);
rtc_unlock(rv3029->rtc);
return IRQ_NONE;
}
@ -297,7 +296,7 @@ static irqreturn_t rv3029_handle_irq(int irq, void *dev_id)
regmap_write(rv3029->regmap, RV3029_IRQ_FLAGS, flags);
regmap_write(rv3029->regmap, RV3029_IRQ_CTRL, controls);
}
mutex_unlock(lock);
rtc_unlock(rv3029->rtc);
return IRQ_HANDLED;
}