HID_USAGE_SENSOR_ORIENT_QUATERNION 172 drivers/iio/orientation/hid-sensor-rotation.c if (usage_id == HID_USAGE_SENSOR_ORIENT_QUATERNION) { HID_USAGE_SENSOR_ORIENT_QUATERNION 194 drivers/iio/orientation/hid-sensor-rotation.c HID_USAGE_SENSOR_ORIENT_QUATERNION,