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Adding information about the first activation

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Change-Id: If5759749c5e6a88dcaf5ab600c9086b056c3908a
This commit is contained in:
Vinod Krishnan 2014-08-28 15:25:13 -07:00
parent c384b18637
commit 74279e3c23
1 changed files with 5 additions and 3 deletions
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8
include/hardware/sensors.h
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@ -804,9 +804,11 @@ enum {
*
* Because this sensor is on-change, events must be generated when and only
* when heart_rate.bpm or heart_rate.status have changed since the last
* event. The event should be generated no faster than every period_ns passed
* to setDelay() or to batch(). See the definition of the on-change trigger
* mode for more information.
* event. In particular, upon the first activation, unless the device is known
* to not be on the body, the status field of the first event must be set to
* SENSOR_STATUS_UNRELIABLE. The event should be generated no faster than every
* period_ns passed to setDelay() or to batch().
* See the definition of the on-change trigger mode for more information.
*
* sensor_t.requiredPermission must be set to SENSOR_PERMISSION_BODY_SENSORS.
*/