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SubjectRe: [PATCH v5 2/5] iio: amplifiers: ad8366: Add write_raw_get_fmt function
On Thu, 6 Feb 2020 17:11:46 +0200
Beniamin Bia <beniamin.bia@analog.com> wrote:

> This patch add write_raw_get_fmt function to specify conversion for
> hardware gain.
>
> Signed-off-by: Beniamin Bia <beniamin.bia@analog.com>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> ---
> Changes in v5:
> -nothing changed
>
> drivers/iio/amplifiers/ad8366.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad8366.c
> index 0176d3d8cc9c..95972ab60f42 100644
> --- a/drivers/iio/amplifiers/ad8366.c
> +++ b/drivers/iio/amplifiers/ad8366.c
> @@ -180,9 +180,22 @@ static int ad8366_write_raw(struct iio_dev *indio_dev,
> return ret;
> }
>
> +static int ad8366_write_raw_get_fmt(struct iio_dev *indio_dev,
> + struct iio_chan_spec const *chan,
> + long mask)
> +{
> + switch (mask) {
> + case IIO_CHAN_INFO_HARDWAREGAIN:
> + return IIO_VAL_INT_PLUS_MICRO_DB;
> + default:
> + return -EINVAL;
> + }
> +}
> +
> static const struct iio_info ad8366_info = {
> .read_raw = &ad8366_read_raw,
> .write_raw = &ad8366_write_raw,
> + .write_raw_get_fmt = &ad8366_write_raw_get_fmt,
> };
>
> #define AD8366_CHAN(_channel) { \

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