iio: dac: ad5504: drop driver remove callback

Drop use of the driver remove callback in the ad5504 driver.

By making use of a a devm_ helper, we can avoid the need for the remove
callback entirely.

Signed-off-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20241023-iio-regulator-refactor-round-5-v1-6-d0bd396b3f50@baylibre.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c
index f171795..ff0765c 100644 (file)
--- a/drivers/iio/dac/ad5504.c
+++ b/drivers/iio/dac/ad5504.c
@@ -279,7 +279,6 @@ static int ad5504_probe(struct spi_device *spi)
        if (!indio_dev)
                return -ENOMEM;
 
-       spi_set_drvdata(spi, indio_dev);
        st = iio_priv(indio_dev);
 
        ret = devm_regulator_get_enable_read_voltage(&spi->dev, "vcc");
@@ -315,14 +314,7 @@ static int ad5504_probe(struct spi_device *spi)
                        return ret;
        }
 
-       return iio_device_register(indio_dev);
-}
-
-static void ad5504_remove(struct spi_device *spi)
-{
-       struct iio_dev *indio_dev = spi_get_drvdata(spi);
-
-       iio_device_unregister(indio_dev);
+       return devm_iio_device_register(&spi->dev, indio_dev);
 }
 
 static const struct spi_device_id ad5504_id[] = {
@@ -337,7 +329,6 @@ static struct spi_driver ad5504_driver = {
                   .name = "ad5504",
                   },
        .probe = ad5504_probe,
-       .remove = ad5504_remove,
        .id_table = ad5504_id,
 };
 module_spi_driver(ad5504_driver);