iio: adc: ad7923: register device with devm_iio_device_register

Registers the device using the devm variant.
This is the final step of converting the ad7923 to only use devm routines,
meaning that the ad7923_remove() function is no longer needed to release
resources on device detach.

Signed-off-by: Lucas Stankus <lucas.p.stankus@gmail.com>
Reviewed-by: Alexandru Ardelean <ardeleanalex@gmail.com>
Link: https://lore.kernel.org/r/b0146465d52f4e259f5f95c83c71e72f065093da.1616966903.git.lucas.p.stankus@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Lucas Stankus 2021-03-28 18:46:46 -03:00 committed by Jonathan Cameron
parent 075dff3367
commit 3e55bb6f2a

View file

@ -313,8 +313,6 @@ static int ad7923_probe(struct spi_device *spi)
st = iio_priv(indio_dev);
spi_set_drvdata(spi, indio_dev);
st->spi = spi;
st->settings = AD7923_CODING | AD7923_RANGE |
AD7923_PM_MODE_WRITE(AD7923_PM_MODE_OPS);
@ -356,16 +354,7 @@ static int ad7923_probe(struct spi_device *spi)
if (ret)
return ret;
return iio_device_register(indio_dev);
}
static int ad7923_remove(struct spi_device *spi)
{
struct iio_dev *indio_dev = spi_get_drvdata(spi);
iio_device_unregister(indio_dev);
return 0;
return devm_iio_device_register(&spi->dev, indio_dev);
}
static const struct spi_device_id ad7923_id[] = {
@ -398,7 +387,6 @@ static struct spi_driver ad7923_driver = {
.of_match_table = ad7923_of_match,
},
.probe = ad7923_probe,
.remove = ad7923_remove,
.id_table = ad7923_id,
};
module_spi_driver(ad7923_driver);