BTAudio HAL: implement changes for DSA Over LEA am: 7c48034d32 am: c1b86e30d2
Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2835456
Change-Id: Ib0233d9de00e91003204f38c856e64175cb3a9e5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
index 0bcafa3..e5cf53c 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
@@ -588,15 +588,32 @@
<< " has NO session";
return std::vector<LatencyMode>();
}
- if (low_latency_allowed_) return latency_modes_;
- std::vector<LatencyMode> modes;
- for (LatencyMode mode : latency_modes_) {
- if (mode == LatencyMode::LOW_LATENCY)
- // ignore those low latency mode if Bluetooth stack doesn't allow
- continue;
- modes.push_back(mode);
+
+ std::vector<LatencyMode> supported_latency_modes;
+ if (session_type_ ==
+ SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH) {
+ for (LatencyMode mode : latency_modes_) {
+ if (mode == LatencyMode::LOW_LATENCY) {
+ // LOW_LATENCY is not supported for LE_HARDWARE_OFFLOAD_ENC sessions
+ continue;
+ }
+ supported_latency_modes.push_back(mode);
+ }
+ } else {
+ for (LatencyMode mode : latency_modes_) {
+ if (!low_latency_allowed_ && mode == LatencyMode::LOW_LATENCY) {
+ // ignore LOW_LATENCY mode if Bluetooth stack doesn't allow
+ continue;
+ }
+ if (mode == LatencyMode::DYNAMIC_SPATIAL_AUDIO_SOFTWARE ||
+ mode == LatencyMode::DYNAMIC_SPATIAL_AUDIO_HARDWARE) {
+ // DSA_SW and DSA_HW only supported for LE_HARDWARE_OFFLOAD_ENC sessions
+ continue;
+ }
+ supported_latency_modes.push_back(mode);
+ }
}
- return modes;
+ return supported_latency_modes;
}
void BluetoothAudioSession::SetLatencyMode(const LatencyMode& latency_mode) {