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authorChuhong Yuan2019-07-28 22:36:30 +0800
committerJonathan Cameron2019-08-05 14:54:15 +0100
commitdff38165a5a873741c67e728f80d5e923852cc67 (patch)
tree4ca57cec540f356c60057d173b19877382a395d9 /drivers/iio
parent5e8447d1b0a79c318a8a71cf5e6533a5a5e1b02c (diff)
iio: light: cm3323: Use device-managed APIs
Use device-managed APIs to simplify the code. The remove functions are redundant now and can be deleted. Signed-off-by: Chuhong Yuan <hslester96@gmail.com> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio')
-rw-r--r--drivers/iio/light/cm3323.c33
1 files changed, 9 insertions, 24 deletions
diff --git a/drivers/iio/light/cm3323.c b/drivers/iio/light/cm3323.c
index 50f3438c2b49..0443861ba1ec 100644
--- a/drivers/iio/light/cm3323.c
+++ b/drivers/iio/light/cm3323.c
@@ -101,15 +101,16 @@ static int cm3323_init(struct iio_dev *indio_dev)
return 0;
}
-static void cm3323_disable(struct iio_dev *indio_dev)
+static void cm3323_disable(void *data)
{
int ret;
- struct cm3323_data *data = iio_priv(indio_dev);
+ struct iio_dev *indio_dev = data;
+ struct cm3323_data *cm_data = iio_priv(indio_dev);
- ret = i2c_smbus_write_word_data(data->client, CM3323_CMD_CONF,
+ ret = i2c_smbus_write_word_data(cm_data->client, CM3323_CMD_CONF,
CM3323_CONF_SD_BIT);
if (ret < 0)
- dev_err(&data->client->dev, "Error writing reg_conf\n");
+ dev_err(&cm_data->client->dev, "Error writing reg_conf\n");
}
static int cm3323_set_it_bits(struct cm3323_data *data, int val, int val2)
@@ -243,26 +244,11 @@ static int cm3323_probe(struct i2c_client *client,
return ret;
}
- ret = iio_device_register(indio_dev);
- if (ret < 0) {
- dev_err(&client->dev, "failed to register iio dev\n");
- goto err_init;
- }
-
- return 0;
-err_init:
- cm3323_disable(indio_dev);
- return ret;
-}
-
-static int cm3323_remove(struct i2c_client *client)
-{
- struct iio_dev *indio_dev = i2c_get_clientdata(client);
-
- iio_device_unregister(indio_dev);
- cm3323_disable(indio_dev);
+ ret = devm_add_action_or_reset(&client->dev, cm3323_disable, indio_dev);
+ if (ret < 0)
+ return ret;
- return 0;
+ return devm_iio_device_register(&client->dev, indio_dev);
}
static const struct i2c_device_id cm3323_id[] = {
@@ -276,7 +262,6 @@ static struct i2c_driver cm3323_driver = {
.name = CM3323_DRV_NAME,
},
.probe = cm3323_probe,
- .remove = cm3323_remove,
.id_table = cm3323_id,
};