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path: root/drivers/rtc/rtc-ds1374.c
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Diffstat (limited to 'drivers/rtc/rtc-ds1374.c')
-rw-r--r--drivers/rtc/rtc-ds1374.c37
1 files changed, 10 insertions, 27 deletions
diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c
index 47fb635..d834a63 100644
--- a/drivers/rtc/rtc-ds1374.c
+++ b/drivers/rtc/rtc-ds1374.c
@@ -307,42 +307,25 @@ unlock:
mutex_unlock(&ds1374->mutex);
}
-static int ds1374_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
+static int ds1374_alarm_irq_enable(struct device *dev, unsigned int enabled)
{
struct i2c_client *client = to_i2c_client(dev);
struct ds1374 *ds1374 = i2c_get_clientdata(client);
- int ret = -ENOIOCTLCMD;
+ int ret;
mutex_lock(&ds1374->mutex);
- switch (cmd) {
- case RTC_AIE_OFF:
- ret = i2c_smbus_read_byte_data(client, DS1374_REG_CR);
- if (ret < 0)
- goto out;
-
- ret &= ~DS1374_REG_CR_WACE;
-
- ret = i2c_smbus_write_byte_data(client, DS1374_REG_CR, ret);
- if (ret < 0)
- goto out;
-
- break;
-
- case RTC_AIE_ON:
- ret = i2c_smbus_read_byte_data(client, DS1374_REG_CR);
- if (ret < 0)
- goto out;
+ ret = i2c_smbus_read_byte_data(client, DS1374_REG_CR);
+ if (ret < 0)
+ goto out;
+ if (enabled) {
ret |= DS1374_REG_CR_WACE | DS1374_REG_CR_AIE;
ret &= ~DS1374_REG_CR_WDALM;
-
- ret = i2c_smbus_write_byte_data(client, DS1374_REG_CR, ret);
- if (ret < 0)
- goto out;
-
- break;
+ } else {
+ ret &= ~DS1374_REG_CR_WACE;
}
+ ret = i2c_smbus_write_byte_data(client, DS1374_REG_CR, ret);
out:
mutex_unlock(&ds1374->mutex);
@@ -354,7 +337,7 @@ static const struct rtc_class_ops ds1374_rtc_ops = {
.set_time = ds1374_set_time,
.read_alarm = ds1374_read_alarm,
.set_alarm = ds1374_set_alarm,
- .ioctl = ds1374_ioctl,
+ .alarm_irq_enable = ds1374_alarm_irq_enable,
};
static int ds1374_probe(struct i2c_client *client,
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