Re: [PATCH v3 03/10] iio: adc: ad7606: fix wrong scale available

[Jonathan Cameron <jic23@kernel.org>]

On Wed, 29 Jan 2025 12:03:04 +0100
Angelo Dureghello <adureghello@baylibre.com> wrote:

> From: Angelo Dureghello <adureghello@baylibre.com>
> 
> Fix wrong scale available list since only one value is returned:
> 
> ...
> iio:device1: ad7606b (buffer capable)
>     8 channels found:
>            voltage0:  (input, index: 0, format: le:S16/16>>0)
>            2 channel-specific attributes found:
>                  attr  0: scale value: 0.305176
>                  attr  1: scale_available value: 0.076293
> Fix as:
>            voltage0:  (input, index: 0, format: le:S16/16>>0)
>            2 channel-specific attributes found:
>                  attr  0: scale value: 0.305176
>                  attr  1: scale_available value: 0.076293 0.152588 0.305176
> 
> Fixes: 97c6d857041d ("iio: adc: ad7606: rework scale-available to be static")
> Signed-off-by: Angelo Dureghello <adureghello@baylibre.com>
Applied to the fixes-togreg branch of iio.git

Thanks,

Jonathan

> ---
>  drivers/iio/adc/ad7606.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
> index d8e3c7a43678..d39354afd539 100644
> --- a/drivers/iio/adc/ad7606.c
> +++ b/drivers/iio/adc/ad7606.c
> @@ -1047,7 +1047,7 @@ static int ad7606_read_avail(struct iio_dev *indio_dev,
>  
>  		cs = &st->chan_scales[ch];
>  		*vals = (int *)cs->scale_avail;
> -		*length = cs->num_scales;
> +		*length = cs->num_scales * 2;
>  		*type = IIO_VAL_INT_PLUS_MICRO;
>  
>  		return IIO_AVAIL_LIST;
>