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Subject[PATCH 16/17] rtc: rv8803: constify rv8803_rtc_ops
Date
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>
---
drivers/rtc/rtc-rv8803.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/rtc/rtc-rv8803.c b/drivers/rtc/rtc-rv8803.c
index d4ea6db51b26..8821264e9385 100644
--- a/drivers/rtc/rtc-rv8803.c
+++ b/drivers/rtc/rtc-rv8803.c
@@ -471,10 +471,13 @@ static int rv8803_nvram_read(void *priv, unsigned int offset,
return 0;
}

-static struct rtc_class_ops rv8803_rtc_ops = {
+static const struct rtc_class_ops rv8803_rtc_ops = {
.read_time = rv8803_get_time,
.set_time = rv8803_set_time,
.ioctl = rv8803_ioctl,
+ .read_alarm = rv8803_get_alarm,
+ .set_alarm = rv8803_set_alarm,
+ .alarm_irq_enable = rv8803_alarm_irq_enable,
};

static int rx8900_trickle_charger_init(struct rv8803_data *rv8803)
@@ -567,12 +570,10 @@ static int rv8803_probe(struct i2c_client *client,
if (err) {
dev_warn(&client->dev, "unable to request IRQ, alarms disabled\n");
client->irq = 0;
- } else {
- rv8803_rtc_ops.read_alarm = rv8803_get_alarm;
- rv8803_rtc_ops.set_alarm = rv8803_set_alarm;
- rv8803_rtc_ops.alarm_irq_enable = rv8803_alarm_irq_enable;
}
}
+ if (!client->irq)
+ clear_bit(RTC_FEATURE_ALARM, rv8803->rtc->features);

err = rv8803_write_reg(rv8803->client, RV8803_EXT, RV8803_EXT_WADA);
if (err)
--
2.29.2
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