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iio: hid-sensor-attributes: Fix gravity sensor scale value not right issue

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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@intel.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Song Hongyan 2017-03-20 17:12:54 +08:00 committed by Jonathan Cameron
parent 5e7f47e495
commit e0ad9b73e8
1 changed files with 6 additions and 0 deletions
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6
drivers/iio/common/hid-sensors/hid-sensor-attributes.c
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@ -38,6 +38,12 @@ static struct {
{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},