Re: [PATCH] iio: improve IIO_CONCENTRATION channel type description

From: Matt Ranostay
Date: Mon Jun 01 2020 - 17:19:58 EST


On Mon, Jun 1, 2020 at 9:18 AM Tomasz Duszynski
<tomasz.duszynski@xxxxxxxxxxx> wrote:
>
> IIO_CONCENTRATION together with INFO_RAW specifier is used for reporting
> raw concentrations of pollutants. Raw value should be meaningless
> before being properly scaled. Because of that description shouldn't
> mention raw value unit whatsoever.
>
> Fix this by rephrasing existing description so it follows conventions
> used throughout IIO ABI docs.

Acked-by: Matt Ranostay <matt.ranostay@xxxxxxxxxxxx>

>
> Fixes: 8ff6b3bc94930 ("iio: chemical: Add IIO_CONCENTRATION channel type")
> Signed-off-by: Tomasz Duszynski <tomasz.duszynski@xxxxxxxxxxx>
> ---
> Documentation/ABI/testing/sysfs-bus-iio | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio
> index d3e53a6d8331..5c62bfb0f3f5 100644
> --- a/Documentation/ABI/testing/sysfs-bus-iio
> +++ b/Documentation/ABI/testing/sysfs-bus-iio
> @@ -1569,7 +1569,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_concentrationX_voc_raw
> KernelVersion: 4.3
> Contact: linux-iio@xxxxxxxxxxxxxxx
> Description:
> - Raw (unscaled no offset etc.) percentage reading of a substance.
> + Raw (unscaled no offset etc.) reading of a substance. Units
> + after application of scale and offset are percents.
>
> What: /sys/bus/iio/devices/iio:deviceX/in_resistance_raw
> What: /sys/bus/iio/devices/iio:deviceX/in_resistanceX_raw
> --
> 2.26.2
>