Re: [PATCH v2 5/6] iio: light: lm3533-als: use iio_device_set_parent() to assign parent

From: Jonathan Cameron
Date: Sat Jun 06 2020 - 11:46:43 EST


On Wed, 3 Jun 2020 14:40:22 +0300
Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx> wrote:

> This assignment is the more peculiar as it assigns the parent of the
> platform-device's device (i.e. pdev->dev.parent) as the IIO device's
> parent.
>
> Since the devm_iio_device_alloc() [now] assigns the device argument as the
> default parent (and since this is the more common case), for cases
> where the parent needs to be different, the iio_device_set_parent helper
> should be used.
>
> That makes things a bit more obvious about the new behavior of
> devm_iio_device_alloc() and makes it clearer that iio_device_set_parent()
> should be used.
>
> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx>
Applied.

Thanks,

Jonathan

> ---
> drivers/iio/light/lm3533-als.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/light/lm3533-als.c b/drivers/iio/light/lm3533-als.c
> index bc196c212881..8a621244dd01 100644
> --- a/drivers/iio/light/lm3533-als.c
> +++ b/drivers/iio/light/lm3533-als.c
> @@ -852,7 +852,7 @@ static int lm3533_als_probe(struct platform_device *pdev)
> indio_dev->channels = lm3533_als_channels;
> indio_dev->num_channels = ARRAY_SIZE(lm3533_als_channels);
> indio_dev->name = dev_name(&pdev->dev);
> - indio_dev->dev.parent = pdev->dev.parent;
> + iio_device_set_parent(indio_dev, pdev->dev.parent);
> indio_dev->modes = INDIO_DIRECT_MODE;
>
> als = iio_priv(indio_dev);