Re: [PATCH v3 2/3] iio: adc: ad4130: Add filter_type attributes

[David Lechner <dlechner@baylibre.com>]

On 2/3/25 1:11 PM, Marcelo Schmitt wrote:
> Make filter control also available through filter_type attributes which are
> now standardized in main IIO ABI documentation.
> 
> Suggested-by: David Lechner <dlechner@baylibre.com>
> Signed-off-by: Marcelo Schmitt <marcelo.schmitt@analog.com>
> ---
> Hi David, I forgot to ask if you wanted it, but I've added a suggested-by tag
> for your advice on v2.

OK with me. :-)

> 
> Thanks,
> Marcelo
> 
>  drivers/iio/adc/ad4130.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/iio/adc/ad4130.c b/drivers/iio/adc/ad4130.c
> index de32cc9d18c5..66097ff65740 100644
> --- a/drivers/iio/adc/ad4130.c
> +++ b/drivers/iio/adc/ad4130.c
> @@ -942,6 +942,9 @@ static const struct iio_chan_spec_ext_info ad4130_filter_mode_ext_info[] = {

I suggest to add a comment here to say that the duplication is intentional and
the filter_mode attributes are for backwards compatibility.

>  	IIO_ENUM("filter_mode", IIO_SEPARATE, &ad4130_filter_mode_enum),
>  	IIO_ENUM_AVAILABLE("filter_mode", IIO_SHARED_BY_TYPE,
>  			   &ad4130_filter_mode_enum),
> +	IIO_ENUM("filter_type", IIO_SEPARATE, &ad4130_filter_mode_enum),
> +	IIO_ENUM_AVAILABLE("filter_type", IIO_SHARED_BY_TYPE,
> +			   &ad4130_filter_mode_enum),
>  	{ }
>  };
>  

With that...

Reviewed-by: David Lechner <dlechner@baylibre.com>