iio: light: max44000: use device-managed functions in probe

This is a simple conversion. Both iio_device_register() and
iio_triggered_buffer_setup() functions have device-managed variants.

Signed-off-by: Alexandru Ardelean <aardelean@deviqon.com>
Link: https://lore.kernel.org/r/20210913120002.306280-1-aardelean@deviqon.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/light/max44000.c b/drivers/iio/light/max44000.c
index b8e721b..85689df 100644 (file)
--- a/drivers/iio/light/max44000.c
+++ b/drivers/iio/light/max44000.c
@@ -540,7 +540,6 @@ static int max44000_probe(struct i2c_client *client,
                return PTR_ERR(data->regmap);
        }
 
-       i2c_set_clientdata(client, indio_dev);
        mutex_init(&data->lock);
        indio_dev->info = &max44000_info;
        indio_dev->name = MAX44000_DRV_NAME;
@@ -589,23 +588,14 @@ static int max44000_probe(struct i2c_client *client,
                return ret;
        }
 
-       ret = iio_triggered_buffer_setup(indio_dev, NULL, max44000_trigger_handler, NULL);
+       ret = devm_iio_triggered_buffer_setup(&client->dev, indio_dev, NULL,
+                                             max44000_trigger_handler, NULL);
        if (ret < 0) {
                dev_err(&client->dev, "iio triggered buffer setup failed\n");
                return ret;
        }
 
-       return iio_device_register(indio_dev);
-}
-
-static int max44000_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 max44000_id[] = {
@@ -628,7 +618,6 @@ static struct i2c_driver max44000_driver = {
                .acpi_match_table = ACPI_PTR(max44000_acpi_match),
        },
        .probe          = max44000_probe,
-       .remove         = max44000_remove,
        .id_table       = max44000_id,
 };