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Commit f57129a8 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "LE audio hardware offload session switch for encode direction" am: e1e1f141 am: dc8dd927

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/1932811

Change-Id: Iec34556452311614d61a8d708a78c50a28c9465e
parents f1f830ac dc8dd927
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+4 −0
Original line number Diff line number Diff line
@@ -1005,6 +1005,10 @@ int BluetoothAudioClientInterface::EndSession() {
}

void BluetoothAudioClientInterface::FlushAudioData() {
  if (transport_->GetSessionType_2_1() ==
      SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH)
    return;

  if (mDataMQ == nullptr || !mDataMQ->isValid()) {
    LOG(WARNING) << __func__ << ", mDataMQ invalid";
    return;
+22 −6
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@
#include <unordered_map>
#include <vector>

#include "bta/le_audio/codec_manager.h"
#include "client_interface.h"
#include "codec_status.h"
#include "hal_version_manager.h"
@@ -37,6 +38,7 @@ using ::android::hardware::bluetooth::audio::V2_1::Lc3FrameDuration;
using ::android::hardware::bluetooth::audio::V2_1::Lc3Parameters;
using ::android::hardware::bluetooth::audio::V2_1::PcmParameters;
using ::android::hardware::bluetooth::audio::V2_2::AudioLocation;
using ::android::hardware::bluetooth::audio::V2_2::LeAudioConfiguration;
using ::bluetooth::audio::AudioConfiguration_2_2;
using ::bluetooth::audio::BluetoothAudioCtrlAck;
using ::bluetooth::audio::SampleRate_2_1;
@@ -48,9 +50,11 @@ using AudioCapabilities_2_2 =
    ::android::hardware::bluetooth::audio::V2_2::AudioCapabilities;
using android::hardware::bluetooth::audio::V2_2::LeAudioCodecCapability;

using ::le_audio::CodecManager;
using ::le_audio::set_configurations::AudioSetConfiguration;
using ::le_audio::set_configurations::CodecCapabilitySetting;
using ::le_audio::set_configurations::SetConfiguration;
using ::le_audio::types::CodecLocation;
using ::le_audio::types::LeAudioLc3Config;

bluetooth::audio::BluetoothAudioSinkClientInterface*
@@ -200,9 +204,8 @@ static void flush_sink() {
class LeAudioSinkTransport
    : public bluetooth::audio::IBluetoothSinkTransportInstance {
 public:
  LeAudioSinkTransport(StreamCallbacks stream_cb)
      : IBluetoothSinkTransportInstance(
            SessionType_2_1::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH,
  LeAudioSinkTransport(SessionType_2_1 session_type, StreamCallbacks stream_cb)
      : IBluetoothSinkTransportInstance(session_type,
                                        (AudioConfiguration_2_2){}) {
    transport_ =
        new LeAudioTransport(flush_sink, std::move(stream_cb),
@@ -587,7 +590,14 @@ void LeAudioClientInterface::Sink::StartSession() {
    return;
  }
  AudioConfiguration_2_2 audio_config;
  if (le_audio_sink_hal_clientinterface->GetTransportInstance()
          ->GetSessionType_2_1() ==
      SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH) {
    LeAudioConfiguration le_audio_config = {};
    audio_config.leAudioConfig(le_audio_config);
  } else {
    audio_config.pcmConfig(le_audio_sink->LeAudioGetSelectedHalPcmConfig());
  }
  if (!le_audio_sink_hal_clientinterface->UpdateAudioConfig_2_2(audio_config)) {
    LOG(ERROR) << __func__ << ": cannot update audio config to HAL";
    return;
@@ -726,7 +736,13 @@ LeAudioClientInterface::Sink* LeAudioClientInterface::GetSink(

  LOG(INFO) << __func__;

  le_audio_sink = new LeAudioSinkTransport(std::move(stream_cb));
  SessionType_2_1 session_type =
      SessionType_2_1::LE_AUDIO_SOFTWARE_ENCODING_DATAPATH;
  if (CodecManager::GetInstance()->GetCodecLocation() != CodecLocation::HOST) {
    session_type = SessionType_2_1::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
  }

  le_audio_sink = new LeAudioSinkTransport(session_type, std::move(stream_cb));
  le_audio_sink_hal_clientinterface =
      new bluetooth::audio::BluetoothAudioSinkClientInterface(le_audio_sink,
                                                              message_loop);
+5 −1
Original line number Diff line number Diff line
@@ -92,6 +92,7 @@ cc_library_static {
        "vc/device.cc",
        "vc/vc.cc",
        "le_audio/client.cc",
        "le_audio/codec_manager.cc",
        "le_audio/devices.cc",
        "le_audio/hal_verifier.cc",
        "le_audio/state_machine.cc",
@@ -435,6 +436,7 @@ cc_test {
    ],
    srcs : [
        ":TestStubOsi",
        ":TestMockBtaLeAudioHalVerifier",
        "test/common/bta_gatt_api_mock.cc",
        "test/common/bta_gatt_queue_mock.cc",
        "test/common/btm_api_mock.cc",
@@ -449,7 +451,8 @@ cc_test {
        "le_audio/mock_iso_manager.cc",
        "test/common/mock_controller.cc",
        "le_audio/state_machine.cc",
        "le_audio/state_machine_test.cc"
        "le_audio/state_machine_test.cc",
        "le_audio/mock_codec_manager.cc",
    ],
    shared_libs: [
        "libprotobuf-cpp-lite",
@@ -500,6 +503,7 @@ cc_test {
        "test/common/mock_csis_client.cc",
        "test/common/mock_controller.cc",
        "test/common/mock_device_groups.cc",
        "le_audio/mock_codec_manager.cc",
    ],
    shared_libs: [
        "android.hardware.bluetooth.audio@2.0",
+1 −0
Original line number Diff line number Diff line
@@ -27,6 +27,7 @@
class LeAudioHalVerifier {
 public:
  static bool SupportsLeAudio();
  static bool SupportsLeAudioHardwareOffload();
};

/* Interface class */
+4 −0
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@
#include "btm_iso_api.h"
#include "client_audio.h"
#include "client_parser.h"
#include "codec_manager.h"
#include "common/time_util.h"
#include "device/include/controller.h"
#include "devices.h"
@@ -56,6 +57,7 @@ using bluetooth::le_audio::ConnectionState;
using bluetooth::le_audio::GroupNodeStatus;
using bluetooth::le_audio::GroupStatus;
using bluetooth::le_audio::GroupStreamStatus;
using le_audio::CodecManager;
using le_audio::LeAudioDevice;
using le_audio::LeAudioDeviceGroup;
using le_audio::LeAudioDeviceGroups;
@@ -3303,6 +3305,7 @@ void LeAudioClient::Initialize(
  instance = new LeAudioClientImpl(callbacks_, stateMachineCallbacks, initCb);

  IsoManager::GetInstance()->RegisterCigCallbacks(stateMachineHciCallbacks);
  CodecManager::GetInstance()->Start();
}

void LeAudioClient::DebugDump(int fd) {
@@ -3330,6 +3333,7 @@ void LeAudioClient::Cleanup(void) {
  ptr->Cleanup();
  delete ptr;

  CodecManager::GetInstance()->Stop();
  LeAudioGroupStateMachine::Cleanup();
  IsoManager::GetInstance()->Stop();
}
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