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rtc: rv3029: simplify rv3029_alarm_irq_enable

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Use regmap_update_bits instead of open coding it in
rv3029_alarm_irq_enable.

Link: https://lore.kernel.org/r/20191214221022.622482-8-alexandre.belloni@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Alexandre Belloni 2019-12-14 23:10:13 +01:00
parent bb72dbba83
commit 38ce8e30f3
1 changed files with 4 additions and 21 deletions
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25
drivers/rtc/rtc-rv3029c2.c
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@ -399,28 +399,11 @@ static int rv3029_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
static int rv3029_alarm_irq_enable(struct device *dev, unsigned int enable)
{
int ret;
u8 controls;
struct rv3029_data *rv3029 = dev_get_drvdata(dev);
ret = rv3029_read_regs(dev, RV3029_IRQ_CTRL, &controls, 1);
if (ret < 0) {
dev_warn(dev, "Read IRQ Control Register error %d\n", ret);
return ret;
}
/* enable/disable AIE irq */
if (enable)
controls |= RV3029_IRQ_CTRL_AIE;
else
controls &= ~RV3029_IRQ_CTRL_AIE;
ret = rv3029_write_regs(dev, RV3029_IRQ_CTRL, &controls, 1);
if (ret < 0) {
dev_err(dev, "can't update INT reg\n");
return ret;
}
return 0;
return regmap_update_bits(rv3029->regmap, RV3029_IRQ_CTRL,
RV3029_IRQ_CTRL_AIE,
enable ? RV3029_IRQ_CTRL_AIE : 0);
}
static int rv3029_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)