Commit 6e4707ed authored by Chuhong Yuan's avatar Chuhong Yuan Committed by Jonathan Cameron
Browse files

iio: mxc4005: Use device-managed APIs 



Use device-managed APIs to simplify the code.
The remove function is redundant now and can
be deleted.

Signed-off-by: default avatarChuhong Yuan <hslester96@gmail.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 23f1ce3c

drivers/iio/accel/mxc4005.c

+6 −34
Original line number Diff line number Diff line
@@ -424,7 +424,7 @@ static int mxc4005_probe(struct i2c_client *client, 
	indio_dev->modes = INDIO_DIRECT_MODE;

	indio_dev->info = &mxc4005_info;



	ret = iio_triggered_buffer_setup(indio_dev,

	ret = devm_iio_triggered_buffer_setup(&client->dev, indio_dev,

					 iio_pollfunc_store_time,

					 mxc4005_trigger_handler,

					 NULL);
@@ -452,7 +452,7 @@ static int mxc4005_probe(struct i2c_client *client, 
		if (ret) {

			dev_err(&client->dev,

				"failed to init threaded irq\n");

			goto err_buffer_cleanup;

			return ret;

		}



		data->dready_trig->dev.parent = &client->dev;
@@ -460,43 +460,16 @@ static int mxc4005_probe(struct i2c_client *client, 
		iio_trigger_set_drvdata(data->dready_trig, indio_dev);

		indio_dev->trig = data->dready_trig;

		iio_trigger_get(indio_dev->trig);

		ret = iio_trigger_register(data->dready_trig);

		ret = devm_iio_trigger_register(&client->dev,

						data->dready_trig);

		if (ret) {

			dev_err(&client->dev,

				"failed to register trigger\n");

			goto err_trigger_unregister;

		}

	}



	ret = iio_device_register(indio_dev);

	if (ret < 0) {

		dev_err(&client->dev,

			"unable to register iio device %d\n", ret);

		goto err_buffer_cleanup;

	}



	return 0;



err_trigger_unregister:

	iio_trigger_unregister(data->dready_trig);

err_buffer_cleanup:

	iio_triggered_buffer_cleanup(indio_dev);



			return ret;

		}

	}



static int mxc4005_remove(struct i2c_client *client)

{

	struct iio_dev *indio_dev = i2c_get_clientdata(client);

	struct mxc4005_data *data = iio_priv(indio_dev);



	iio_device_unregister(indio_dev);



	iio_triggered_buffer_cleanup(indio_dev);

	if (data->dready_trig)

		iio_trigger_unregister(data->dready_trig);



	return 0;

	return devm_iio_device_register(&client->dev, indio_dev);

}



static const struct acpi_device_id mxc4005_acpi_match[] = {
@@ -517,7 +490,6 @@ static struct i2c_driver mxc4005_driver = { 
		.acpi_match_table = ACPI_PTR(mxc4005_acpi_match),

	},

	.probe		= mxc4005_probe,

	.remove		= mxc4005_remove,

	.id_table	= mxc4005_id,

};