Re: [PATCH] iio: fix pressure data output unit in hid-sensor-attributes

From: Pandruvada, Srinivas
Date: Tue Aug 30 2016 - 15:50:08 EST


On Mon, 2016-08-29 at 18:50 +0800, Kweh, Hock Leong wrote:
> From: "Kweh, Hock Leong" <hock.leong.kweh@xxxxxxxxx>
>
> According to IIO ABI definition, IIO_PRESSURE data output unit is
> kilopascal:
> http://lxr.free-electrons.com/source/Documentation/ABI/testing/sysfs-
> bus-iio
>
> This patch fix output unit of HID pressure sensor IIO driver from
> pascal to
> kilopascal to follow IIO ABI definition.
>
> Signed-off-by: Kweh, Hock Leong <hock.leong.kweh@xxxxxxxxx>
Reviewed-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>

> ---
> Â.../iio/common/hid-sensors/hid-sensor-attributes.c |ÂÂÂÂ4 ++--
> Â1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> index e81f434..dc33c1d 100644
> --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> @@ -56,8 +56,8 @@ static struct {
> Â {HID_USAGE_SENSOR_ALS, 0, 1, 0},
> Â {HID_USAGE_SENSOR_ALS, HID_USAGE_SENSOR_UNITS_LUX, 1, 0},
> Â
> - {HID_USAGE_SENSOR_PRESSURE, 0, 100000, 0},
> - {HID_USAGE_SENSOR_PRESSURE, HID_USAGE_SENSOR_UNITS_PASCAL,
> 1, 0},
> + {HID_USAGE_SENSOR_PRESSURE, 0, 100, 0},
> + {HID_USAGE_SENSOR_PRESSURE, HID_USAGE_SENSOR_UNITS_PASCAL,
> 0, 1000},
> Â};
> Â
> Âstatic int pow_10(unsigned power)