Commit 3948a866 authored by Alexandre Belloni's avatar Alexandre Belloni
Browse files

rtc: m41t80: constify m41t80_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: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20210110231752.1418816-12-alexandre.belloni@bootlin.com
parent 732b7341

drivers/rtc/rtc-m41t80.c

+7 −7
Original line number Diff line number Diff line
@@ -397,10 +397,13 @@ static int m41t80_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) 
	return 0;

}



static struct rtc_class_ops m41t80_rtc_ops = {

static const struct rtc_class_ops m41t80_rtc_ops = {

	.read_time = m41t80_rtc_read_time,

	.set_time = m41t80_rtc_set_time,

	.proc = m41t80_rtc_proc,

	.read_alarm = m41t80_read_alarm,

	.set_alarm = m41t80_set_alarm,

	.alarm_irq_enable = m41t80_alarm_irq_enable,

};



#ifdef CONFIG_PM_SLEEP
@@ -913,13 +916,10 @@ static int m41t80_probe(struct i2c_client *client, 
			wakeup_source = false;

		}

	}

	if (client->irq > 0 || wakeup_source) {

		m41t80_rtc_ops.read_alarm = m41t80_read_alarm;

		m41t80_rtc_ops.set_alarm = m41t80_set_alarm;

		m41t80_rtc_ops.alarm_irq_enable = m41t80_alarm_irq_enable;

		/* Enable the wakealarm */

	if (client->irq > 0 || wakeup_source)

		device_init_wakeup(&client->dev, true);

	}

	else

		clear_bit(RTC_FEATURE_ALARM, m41t80_data->rtc->features);



	m41t80_data->rtc->ops = &m41t80_rtc_ops;

	m41t80_data->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;