tree de1379150a9065b104f7b3fc0e877145e6a10872
parent 9baad39099c53d433332f80b75f53da19d4c1fb4
author Bhalchandra Gajare <gajare@codeaurora.org> 1528766310 -0700
committer Andrew Rossignol <aarossig@google.com> 1528998095 -0700

hal: poll for SLPI subsystem status

Add support to poll for SLPI(Sensor Low Power Island) subsystem
offline and online status events and pass to sound trigger hal.

Bug: 109833647
Test: stream audio, restart SLPI, audio continues to stream
Change-Id: I667a050aca7d8547e4f42776fae5185b2861a77f