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

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

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>

authored by

Song Hongyan and committed by

Jonathan Cameron 9 years ago e0ad9b73 5e7f47e4

1 changed file

expand all

drivers

iio

common

hid-sensors

hid-sensor-attributes.c

drivers/iio/common/hid-sensors/hid-sensor-attributes.c

··· 38 38 {HID_USAGE_SENSOR_ACCEL_3D, 39 39 HID_USAGE_SENSOR_UNITS_G, 9, 806650000}, 40 40 41 + {HID_USAGE_SENSOR_GRAVITY_VECTOR, 0, 9, 806650000}, 42 + {HID_USAGE_SENSOR_GRAVITY_VECTOR, 43 + HID_USAGE_SENSOR_UNITS_METERS_PER_SEC_SQRD, 1, 0}, 44 + {HID_USAGE_SENSOR_GRAVITY_VECTOR, 45 + HID_USAGE_SENSOR_UNITS_G, 9, 806650000}, 46 + 41 47 {HID_USAGE_SENSOR_GYRO_3D, 0, 0, 17453293}, 42 48 {HID_USAGE_SENSOR_GYRO_3D, 43 49 HID_USAGE_SENSOR_UNITS_RADIANS_PER_SECOND, 1, 0},