rtc: pcf2123: 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/20210119220653.677750-10-alexandre.belloni@bootlin.com

diff --git a/drivers/rtc/rtc-pcf2123.c b/drivers/rtc/rtc-pcf2123.c
index 534ffc9..0f58cac 100644 (file)
--- a/drivers/rtc/rtc-pcf2123.c
+++ b/drivers/rtc/rtc-pcf2123.c
@@ -307,11 +307,10 @@ static int pcf2123_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
 static irqreturn_t pcf2123_rtc_irq(int irq, void *dev)
 {
        struct pcf2123_data *pcf2123 = dev_get_drvdata(dev);
-       struct mutex *lock = &pcf2123->rtc->ops_lock;
        unsigned int val = 0;
        int ret = IRQ_NONE;
 
-       mutex_lock(lock);
+       rtc_lock(pcf2123->rtc);
        regmap_read(pcf2123->map, PCF2123_REG_CTRL2, &val);
 
        /* Alarm? */
@@ -324,7 +323,7 @@ static irqreturn_t pcf2123_rtc_irq(int irq, void *dev)
                rtc_update_irq(pcf2123->rtc, 1, RTC_IRQF | RTC_AF);
        }
 
-       mutex_unlock(lock);
+       rtc_unlock(pcf2123->rtc);
 
        return ret;
 }