Re: [PATCH] iio: hid-sensor-attributes: Fix gravity sensor scale value not right issue

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On 20/03/17 09:12, Song Hongyan wrote:
> Scale value include two parts: unit conversion and exponent conversion.
> Add gravity unit convert table to fix gravity sensor scale value not
> right issue.
> 
> Signed-off-by: Song Hongyan <hongyan.song@xxxxxxxxx>
> Acked-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
I guess this only effects the recently added gravity driver, but
would have been good to have a fixes tag.

Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> ---
>  drivers/iio/common/hid-sensors/hid-sensor-attributes.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> index cc2ce2a..2884783 100644
> --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c
> @@ -38,6 +38,12 @@
>  	{HID_USAGE_SENSOR_ACCEL_3D,
>  		HID_USAGE_SENSOR_UNITS_G, 9, 806650000},
>  
> +	{HID_USAGE_SENSOR_GRAVITY_VECTOR, 0, 9, 806650000},
> +	{HID_USAGE_SENSOR_GRAVITY_VECTOR,
> +		HID_USAGE_SENSOR_UNITS_METERS_PER_SEC_SQRD, 1, 0},
> +	{HID_USAGE_SENSOR_GRAVITY_VECTOR,
> +		HID_USAGE_SENSOR_UNITS_G, 9, 806650000},
> +
>  	{HID_USAGE_SENSOR_GYRO_3D, 0, 0, 17453293},
>  	{HID_USAGE_SENSOR_GYRO_3D,
>  		HID_USAGE_SENSOR_UNITS_RADIANS_PER_SECOND, 1, 0},
> 

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