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rtc: rv3032: constify rv3032_rtc_ops 

Use RTC_FEATURE_ALARM to signal to the core whether alarms are available
instead of changing the global struct rtc_class_ops, allowing to make it
const.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210110231752.1418816-16-alexandre.belloni@bootlin.com
This commit is contained in:
Alexandre Belloni 2021-01-11 00:17:50 +01:00
parent 9476b67bf9
commit 19588d50a2
1 changed files with 6 additions and 5 deletions
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11
drivers/rtc/rtc-rv3032.c
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@ -804,12 +804,15 @@ static void rv3032_hwmon_register(struct device *dev)
devm_hwmon_device_register_with_info(dev, "rv3032", rv3032, &rv3032_hwmon_chip_info, NULL);
}
static struct rtc_class_ops rv3032_rtc_ops = {
static const struct rtc_class_ops rv3032_rtc_ops = {
.read_time = rv3032_get_time,
.set_time = rv3032_set_time,
.read_offset = rv3032_read_offset,
.set_offset = rv3032_set_offset,
.ioctl = rv3032_ioctl,
.read_alarm = rv3032_get_alarm,
.set_alarm = rv3032_set_alarm,
.alarm_irq_enable = rv3032_alarm_irq_enable,
};
static const struct regmap_config regmap_config = {
@ -868,12 +871,10 @@ static int rv3032_probe(struct i2c_client *client)
if (ret) {
dev_warn(&client->dev, "unable to request IRQ, alarms disabled\n");
client->irq = 0;
} else {
rv3032_rtc_ops.read_alarm = rv3032_get_alarm;
rv3032_rtc_ops.set_alarm = rv3032_set_alarm;
rv3032_rtc_ops.alarm_irq_enable = rv3032_alarm_irq_enable;
}
}
if (!client->irq)
clear_bit(RTC_FEATURE_ALARM, rv3032->rtc->features);
ret = regmap_update_bits(rv3032->regmap, RV3032_CTRL1,
RV3032_CTRL1_WADA, RV3032_CTRL1_WADA);