Sensor: Implement ALS flush function

Add ambient light sensor HAL flush function need by android wear,
add flush event data to event data queue for polling.

Change-Id: Iaa6b8c818f07242dc09bf281445b2e1f4d0231f4
Tracked-On: https://jira01.devtools.intel.com/browse/MARVIN-627
Signed-off-by: Baixing Tan <[email protected]>
Reviewed-on: https://android.intel.com:443/363333
5 files changed
tree: 7140313adbfe48459d1e729f51662239d6f105eb
  1. als/
  2. libsensors_iio/
  3. tilt/
  4. Android.mk