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iio: light: al3320a implement devm_add_action_or_reset 

Use devm_add_action_or_reset to automatically disable the device
and allow you to get rid of the remove function entirely.

Signed-off-by: David Heidelberg <david@ixit.cz>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
David Heidelberg 2020-02-11 20:12:00 +01:00 committed by Jonathan Cameron
parent c39a05e352
commit 3a271275fa
1 changed files with 14 additions and 6 deletions
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20
drivers/iio/light/al3320a.c
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@ -87,6 +87,13 @@ static int al3320a_set_pwr(struct i2c_client *client, bool pwr)
return i2c_smbus_write_byte_data(client, AL3320A_REG_CONFIG, val);
}
static void al3320a_set_pwr_off(void *_data)
{
struct al3320a_data *data = _data;
al3320a_set_pwr(data->client, false);
}
static int al3320a_init(struct al3320a_data *data)
{
int ret;
@ -206,12 +213,14 @@ static int al3320a_probe(struct i2c_client *client,
dev_err(&client->dev, "al3320a chip init failed\n");
return ret;
}
return devm_iio_device_register(&client->dev, indio_dev);
}
static int al3320a_remove(struct i2c_client *client)
{
return al3320a_set_pwr(client, false);
ret = devm_add_action_or_reset(&client->dev,
al3320a_set_pwr_off,
data);
if (ret < 0)
return ret;
return devm_iio_device_register(&client->dev, indio_dev);
}
static int __maybe_unused al3320a_suspend(struct device *dev)
@ -238,7 +247,6 @@ static struct i2c_driver al3320a_driver = {
.pm = &al3320a_pm_ops,
},
.probe = al3320a_probe,
.remove = al3320a_remove,
.id_table = al3320a_id,
};