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rtc: mcp795: 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/20210119220653.677750-9-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni
2021-01-19 23:06:47 +01:00
parent 06c6e32167
commit cc92301784
1 changed files with 2 additions and 3 deletions
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5
drivers/rtc/rtc-mcp795.c
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@@ -350,10 +350,9 @@ static irqreturn_t mcp795_irq(int irq, void *data)
{ {
struct spi_device *spi = data; struct spi_device *spi = data;
struct rtc_device *rtc = spi_get_drvdata(spi); struct rtc_device *rtc = spi_get_drvdata(spi);
struct mutex *lock = &rtc->ops_lock;
int ret; int ret;
mutex_lock(lock); rtc_lock(rtc);
/* Disable alarm. /* Disable alarm.
* There is no need to clear ALM0IF (Alarm 0 Interrupt Flag) bit, * There is no need to clear ALM0IF (Alarm 0 Interrupt Flag) bit,
@@ -365,7 +364,7 @@ static irqreturn_t mcp795_irq(int irq, void *data)
"Failed to disable alarm in IRQ (ret=%d)\n", ret); "Failed to disable alarm in IRQ (ret=%d)\n", ret);
rtc_update_irq(rtc, 1, RTC_AF | RTC_IRQF); rtc_update_irq(rtc, 1, RTC_AF | RTC_IRQF);
mutex_unlock(lock); rtc_unlock(rtc);
return IRQ_HANDLED; return IRQ_HANDLED;
} }