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rtc: ds1305: 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/20210119220653.677750-3-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni 2021-01-19 23:06:41 +01:00
parent 3fbd293c16
commit d57949bb3c
1 changed files with 2 additions and 3 deletions
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5
drivers/rtc/rtc-ds1305.c
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@ -435,13 +435,12 @@ static const struct rtc_class_ops ds1305_ops = {
static void ds1305_work(struct work_struct *work)
{
struct ds1305 *ds1305 = container_of(work, struct ds1305, work);
struct mutex *lock = &ds1305->rtc->ops_lock;
struct spi_device *spi = ds1305->spi;
u8 buf[3];
int status;
/* lock to protect ds1305->ctrl */
mutex_lock(lock);
rtc_lock(ds1305->rtc);
/* Disable the IRQ, and clear its status ... for now, we "know"
* that if more than one alarm is active, they're in sync.
@ -459,7 +458,7 @@ static void ds1305_work(struct work_struct *work)
if (status < 0)
dev_dbg(&spi->dev, "clear irq --> %d\n", status);
mutex_unlock(lock);
rtc_unlock(ds1305->rtc);
if (!test_bit(FLAG_EXITING, &ds1305->flags))
enable_irq(spi->irq);