From 23f1ce3c08aad743cd828ca5a36946f043ecf0f1 Mon Sep 17 00:00:00 2001 From: Chuhong Yuan Date: Fri, 26 Jul 2019 16:02:55 +0800 Subject: [PATCH] iio: humidity: 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 Signed-off-by: Jonathan Cameron --- drivers/iio/humidity/am2315.c | 24 +++--------------------- drivers/iio/humidity/hdc100x.c | 19 +++---------------- 2 files changed, 6 insertions(+), 37 deletions(-) diff --git a/drivers/iio/humidity/am2315.c b/drivers/iio/humidity/am2315.c index f18da78..3bac98e 100644 --- a/drivers/iio/humidity/am2315.c +++ b/drivers/iio/humidity/am2315.c @@ -240,32 +240,15 @@ static int am2315_probe(struct i2c_client *client, indio_dev->channels = am2315_channels; indio_dev->num_channels = ARRAY_SIZE(am2315_channels); - ret = iio_triggered_buffer_setup(indio_dev, iio_pollfunc_store_time, + ret = devm_iio_triggered_buffer_setup(&client->dev, + indio_dev, iio_pollfunc_store_time, am2315_trigger_handler, NULL); if (ret < 0) { dev_err(&client->dev, "iio triggered buffer setup failed\n"); return ret; } - ret = iio_device_register(indio_dev); - if (ret < 0) - goto err_buffer_cleanup; - - return 0; - -err_buffer_cleanup: - iio_triggered_buffer_cleanup(indio_dev); - return ret; -} - -static int am2315_remove(struct i2c_client *client) -{ - struct iio_dev *indio_dev = i2c_get_clientdata(client); - - iio_device_unregister(indio_dev); - iio_triggered_buffer_cleanup(indio_dev); - - return 0; + return devm_iio_device_register(&client->dev, indio_dev); } static const struct i2c_device_id am2315_i2c_id[] = { @@ -287,7 +270,6 @@ static struct i2c_driver am2315_driver = { .acpi_match_table = ACPI_PTR(am2315_acpi_id), }, .probe = am2315_probe, - .remove = am2315_remove, .id_table = am2315_i2c_id, }; diff --git a/drivers/iio/humidity/hdc100x.c b/drivers/iio/humidity/hdc100x.c index 066e05f..bfe1cdb 100644 --- a/drivers/iio/humidity/hdc100x.c +++ b/drivers/iio/humidity/hdc100x.c @@ -385,28 +385,16 @@ static int hdc100x_probe(struct i2c_client *client, hdc100x_set_it_time(data, 1, hdc100x_int_time[1][0]); hdc100x_update_config(data, HDC100X_REG_CONFIG_ACQ_MODE, 0); - ret = iio_triggered_buffer_setup(indio_dev, NULL, + ret = devm_iio_triggered_buffer_setup(&client->dev, + indio_dev, NULL, hdc100x_trigger_handler, &hdc_buffer_setup_ops); if (ret < 0) { dev_err(&client->dev, "iio triggered buffer setup failed\n"); return ret; } - ret = iio_device_register(indio_dev); - if (ret < 0) - iio_triggered_buffer_cleanup(indio_dev); - return ret; -} - -static int hdc100x_remove(struct i2c_client *client) -{ - struct iio_dev *indio_dev = i2c_get_clientdata(client); - - iio_device_unregister(indio_dev); - iio_triggered_buffer_cleanup(indio_dev); - - return 0; + return devm_iio_device_register(&client->dev, indio_dev); } static const struct i2c_device_id hdc100x_id[] = { @@ -436,7 +424,6 @@ static struct i2c_driver hdc100x_driver = { .of_match_table = of_match_ptr(hdc100x_dt_ids), }, .probe = hdc100x_probe, - .remove = hdc100x_remove, .id_table = hdc100x_id, }; module_i2c_driver(hdc100x_driver); -- 2.7.4