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Merge "[sensor] Clarification of sensor HAL behavior at deactivation" am: 04302ea2fa

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am: 4b59f97c82

Change-Id: I19da92850d6f02e11d8605361c6e5a5c6dcc94cd
This commit is contained in:
Peng Xu 2016-10-06 00:20:46 +00:00 committed by android-build-merger
commit 52946f658e
1 changed files with 6 additions and 1 deletions
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7
include/hardware/sensors.h
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@ -1308,11 +1308,16 @@ typedef struct sensors_poll_device_1 {
struct { struct {
struct hw_device_t common; struct hw_device_t common;
/* Activate/de-activate one sensor. Return 0 on success, negative /* Activate/de-activate one sensor.
* *
* sensor_handle is the handle of the sensor to change. * sensor_handle is the handle of the sensor to change.
* enabled set to 1 to enable, or 0 to disable the sensor. * enabled set to 1 to enable, or 0 to disable the sensor.
* *
* After sensor de-activation, existing sensor events that have not
* been picked up by poll() should be abandoned immediately so that
* subsequent activation will not get stale sensor events (events
* that is generated prior to the latter activation).
*
* Return 0 on success, negative errno code otherwise. * Return 0 on success, negative errno code otherwise.
*/ */
int (*activate)(struct sensors_poll_device_t *dev, int (*activate)(struct sensors_poll_device_t *dev,