This implementation of the HAL is used by pixel devices.
The implementation of GetProviderInfo is test only
Bug: 324570010
Test: TreeHugger
Change-Id: I67d17fb07c1288317290a0b1c4b07cd3be1e48c6
BluetoothAudioSession utility supports latency control functions, so
audio_bluetooth_hw can get / set the LatencyMode easily.
Bug: 214615268
Bug: 218708371
Test: build
Tag: #feature
Change-Id: Ia85581c74fc91f406309539755d60d36c173f5e0
The logic is that to send FREE and LOW_LATENCY to audio at startSession,
if bt receives setLowLatencyModeAllowed(true) before start session. If
the parameter false, or bt doesn't receive the signal at all, then bt
sends FREE to audio.
Test: build
Bug: 214615268
Tag: #feature
Change-Id: I895a7fc6dd5d1567dce64ddcf967550f5cac882b