Re: [PATCH v2 09/10] iio: adc: mcp3911: make use of the sign bit

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On Sat, 25 Jun 2022 12:38:52 +0200
Marcus Folkesson <marcus.folkesson@xxxxxxxxx> wrote:

> The device supports negative values as well.
> 
> Signed-off-by: Marcus Folkesson <marcus.folkesson@xxxxxxxxx>
This looks like a fix to me.  So fixes tag and move it to the start
of the series.

Jonathan

> ---
> 
> Notes:
>     v2:
>         - No changes
> 
>  drivers/iio/adc/mcp3911.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/iio/adc/mcp3911.c b/drivers/iio/adc/mcp3911.c
> index a0609d7663e1..a019264e73e3 100644
> --- a/drivers/iio/adc/mcp3911.c
> +++ b/drivers/iio/adc/mcp3911.c
> @@ -144,6 +144,8 @@ static int mcp3911_read_raw(struct iio_dev *indio_dev,
>  		if (ret)
>  			goto out;
>  
> +		*val = sign_extend32(*val, 23);
> +
>  		ret = IIO_VAL_INT;
>  		break;
>  




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