Merge changes Ie5389b67,I52f671e7,I5ca3acb8,Ia98ea0ab (372ca456) · Commits · e / os / android_packages_modules_Bluetooth

system/bta/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -560,6 +560,7 @@ cc_test {
		"le_audio/client_audio_test.cc",
		"le_audio/client_parser.cc",
		"le_audio/client_parser_test.cc",
		"le_audio/content_control_id_keeper.cc",
		"le_audio/devices.cc",
		"le_audio/devices_test.cc",
		"le_audio/le_audio_set_configuration_provider_json.cc",

system/bta/le_audio/client.cc

+18 −56

Original line number	Diff line number	Diff line
		@@ -2051,54 +2051,15 @@ class LeAudioClientImpl : public LeAudioClient {
		auto num_of_devices =
		get_num_of_devices_in_configuration(stream_conf->conf);

		if (num_of_devices < group->NumOfConnected()) {
		/* Second device got just paired. We need to reconfigure CIG */
		if (num_of_devices < group->NumOfConnected() &&
		!group->IsConfigurationSupported(leAudioDevice, stream_conf->conf)) {
		/* Reconfigure if newly connected member device cannot support current
		* codec configuration */
		group->SetPendingConfiguration();
		groupStateMachine_->StopStream(group);
		return;
		}

		/* Second device got reconnect. Try to get it to the stream seamlessly */
		le_audio::types::AudioLocations sink_group_audio_locations = 0;
		uint8_t sink_num_of_active_ases = 0;

		for (auto [cis_handle, audio_location] : stream_conf->sink_streams) {
		sink_group_audio_locations \|= audio_location;
		sink_num_of_active_ases++;
		}

		le_audio::types::AudioLocations source_group_audio_locations = 0;
		uint8_t source_num_of_active_ases = 0;

		for (auto [cis_handle, audio_location] : stream_conf->source_streams) {
		source_group_audio_locations \|= audio_location;
		source_num_of_active_ases++;
		}

		for (auto& ent : stream_conf->conf->confs) {
		if (ent.direction == le_audio::types::kLeAudioDirectionSink) {
		/* Sink*/
		if (!leAudioDevice->ConfigureAses(ent, group->GetCurrentContextType(),
		&sink_num_of_active_ases,
		sink_group_audio_locations,
		source_group_audio_locations, true)) {
		LOG(INFO) << __func__ << " Could not set sink configuration of "
		<< stream_conf->conf->name;
		return;
		}
		} else {
		/* Source*/
		if (!leAudioDevice->ConfigureAses(ent, group->GetCurrentContextType(),
		&source_num_of_active_ases,
		sink_group_audio_locations,
		source_group_audio_locations, true)) {
		LOG(INFO) << __func__ << " Could not set source configuration of "
		<< stream_conf->conf->name;
		return;
		}
		}
		}

		groupStateMachine_->AttachToStream(group, leAudioDevice);
		}

		@@ -2283,8 +2244,6 @@ class LeAudioClientImpl : public LeAudioClient {
		struct le_audio::stream_configuration* GetStreamConfigurationByDirection(
		LeAudioDeviceGroup* group, uint8_t direction) {
		struct le_audio::stream_configuration* stream_conf = &group->stream_conf;
		int num_of_devices = 0;
		int num_of_channels = 0;
		uint32_t sample_freq_hz = 0;
		uint32_t frame_duration_us = 0;
		uint32_t audio_channel_allocation = 0;
		@@ -2300,17 +2259,11 @@ class LeAudioClientImpl : public LeAudioClient {
		device = group->GetNextActiveDevice(device)) {
		auto* ase = device->GetFirstActiveAseByDirection(direction);

		if (ase) {
		LOG(INFO) << __func__ << "device: " << device->address_;
		num_of_devices++;
		}

		for (; ase != nullptr;
		ase = device->GetNextActiveAseWithSameDirection(ase)) {
		streams.emplace_back(std::make_pair(
		ase->cis_conn_hdl, *ase->codec_config.audio_channel_allocation));
		audio_channel_allocation \|= *ase->codec_config.audio_channel_allocation;
		num_of_channels += ase->codec_config.channel_count;
		if (sample_freq_hz == 0) {
		sample_freq_hz = ase->codec_config.GetSamplingFrequencyHz();
		} else {
		@@ -2364,8 +2317,6 @@ class LeAudioClientImpl : public LeAudioClient {

		if (direction == le_audio::types::kLeAudioDirectionSource) {
		stream_conf->source_streams = std::move(streams);
		stream_conf->source_num_of_devices = num_of_devices;
		stream_conf->source_num_of_channels = num_of_channels;
		stream_conf->source_sample_frequency_hz = sample_freq_hz;
		stream_conf->source_frame_duration_us = frame_duration_us;
		stream_conf->source_audio_channel_allocation = audio_channel_allocation;
		@@ -2374,8 +2325,6 @@ class LeAudioClientImpl : public LeAudioClient {
		codec_frames_blocks_per_sdu;
		} else if (direction == le_audio::types::kLeAudioDirectionSink) {
		stream_conf->sink_streams = std::move(streams);
		stream_conf->sink_num_of_devices = num_of_devices;
		stream_conf->sink_num_of_channels = num_of_channels;
		stream_conf->sink_sample_frequency_hz = sample_freq_hz;
		stream_conf->sink_frame_duration_us = frame_duration_us;
		stream_conf->sink_audio_channel_allocation = audio_channel_allocation;
		@@ -2655,6 +2604,19 @@ class LeAudioClientImpl : public LeAudioClient {
		return false;
		}

		LOG_DEBUG("Sink stream config (#%d):\n",
		static_cast<int>(stream_conf->sink_streams.size()));
		for (auto stream : stream_conf->sink_streams) {
		LOG_DEBUG("Cis handle: 0x%02x, allocation 0x%04x\n", stream.first,
		stream.second);
		}
		LOG_DEBUG("Source stream config (#%d):\n",
		static_cast<int>(stream_conf->source_streams.size()));
		for (auto stream : stream_conf->source_streams) {
		LOG_DEBUG("Cis handle: 0x%02x, allocation 0x%04x\n", stream.first,
		stream.second);
		}

		uint16_t remote_delay_ms =
		group->GetRemoteDelay(le_audio::types::kLeAudioDirectionSink);
		if (CodecManager::GetInstance()->GetCodecLocation() ==
		@@ -2829,7 +2791,7 @@ class LeAudioClientImpl : public LeAudioClient {
		dprintf(fd, " ----------------\n ");
		dprintf(fd, " LE Audio Groups:\n");
		aseGroups_.Dump(fd);
		dprintf(fd, " Not grouped devices:\n");
		dprintf(fd, "\n Not grouped devices:\n");
		leAudioDevices_.Dump(fd, bluetooth::groups::kGroupUnknown);
		}

system/bta/le_audio/devices.cc

+422 −15

Original line number	Diff line number	Diff line
		@@ -48,6 +48,7 @@ using le_audio::types::AudioContexts;
		using le_audio::types::AudioLocations;
		using le_audio::types::AudioStreamDataPathState;
		using le_audio::types::BidirectAsesPair;
		using le_audio::types::CisType;
		using le_audio::types::LeAudioCodecId;
		using le_audio::types::LeAudioContextType;
		using le_audio::types::LeAudioLc3Config;
		@@ -105,6 +106,11 @@ int LeAudioDeviceGroup::NumOfConnected(types::LeAudioContextType context_type) {
		});
		}

		void LeAudioDeviceGroup::CigClearCis(void) {
		LOG_INFO("group_id: %d", group_id_);
		cises_.clear();
		}

		void LeAudioDeviceGroup::Cleanup(void) {
		/* Bluetooth is off while streaming - disconnect CISes and remove CIG */
		if (GetState() == AseState::BTA_LE_AUDIO_ASE_STATE_STREAMING) {
		@@ -140,6 +146,7 @@ void LeAudioDeviceGroup::Cleanup(void) {
		*/

		leAudioDevices_.clear();
		this->CigClearCis();
		}

		void LeAudioDeviceGroup::Deactivate(void) {
		@@ -152,12 +159,19 @@ void LeAudioDeviceGroup::Deactivate(void) {
		}
		}

		void LeAudioDeviceGroup::Activate(LeAudioContextType context_type) {
		bool LeAudioDeviceGroup::Activate(LeAudioContextType context_type) {
		for (auto leAudioDevice : leAudioDevices_) {
		if (leAudioDevice.expired()) continue;

		leAudioDevice.lock()->ActivateConfiguredAses(context_type);
		bool activated = leAudioDevice.lock()->ActivateConfiguredAses(context_type);
		LOG_INFO("Device %s is activated now: ",
		leAudioDevice.lock().get()->address_.ToString().c_str());
		if (activated) {
		if (!CigAssignCisIds(leAudioDevice.lock().get())) return false;
		}
		}

		return true;
		}

		LeAudioDevice* LeAudioDeviceGroup::GetFirstDevice(void) {
		@@ -299,6 +313,59 @@ LeAudioDevice* LeAudioDeviceGroup::GetNextActiveDevice(
		return (iter == leAudioDevices_.end()) ? nullptr : (iter->lock()).get();
		}

		LeAudioDevice* LeAudioDeviceGroup::GetFirstActiveDeviceByDataPathState(
		AudioStreamDataPathState data_path_state) {
		auto iter = std::find_if(leAudioDevices_.begin(), leAudioDevices_.end(),
		[&data_path_state](auto& d) {
		if (d.expired()) {
		return false;
		}

		return (((d.lock()).get())
		->GetFirstActiveAseByDataPathState(
		data_path_state) != nullptr);
		});

		if (iter == leAudioDevices_.end()) {
		return nullptr;
		}

		return iter->lock().get();
		}

		LeAudioDevice* LeAudioDeviceGroup::GetNextActiveDeviceByDataPathState(
		LeAudioDevice* leAudioDevice, AudioStreamDataPathState data_path_state) {
		auto iter = std::find_if(leAudioDevices_.begin(), leAudioDevices_.end(),
		[&leAudioDevice](auto& d) {
		if (d.expired()) {
		return false;
		}

		return d.lock().get() == leAudioDevice;
		});

		if (std::distance(iter, leAudioDevices_.end()) < 1) {
		return nullptr;
		}

		iter = std::find_if(
		std::next(iter, 1), leAudioDevices_.end(), [&data_path_state](auto& d) {
		if (d.expired()) {
		return false;
		}

		return (((d.lock()).get())
		->GetFirstActiveAseByDataPathState(data_path_state) !=
		nullptr);
		});

		if (iter == leAudioDevices_.end()) {
		return nullptr;
		}

		return iter->lock().get();
		}

		bool LeAudioDeviceGroup::SetContextType(LeAudioContextType context_type) {
		/* XXX: group context policy ? / may it disallow to change type ?) */
		context_type_ = context_type;
		@@ -761,6 +828,270 @@ uint8_t LeAudioDeviceGroup::GetFirstFreeCisId(void) {
		return kInvalidCisId;
		}

		uint8_t LeAudioDeviceGroup::GetFirstFreeCisId(CisType cis_type) {
		LOG_DEBUG("Group: %p, group_id: %d cis_type: %d", this, group_id_,
		static_cast<int>(cis_type));
		for (size_t id = 0; id < cises_.size(); id++) {
		if (cises_[id].addr.IsEmpty() && cises_[id].type == cis_type) {
		return id;
		}
		}
		return kInvalidCisId;
		}

		types::LeAudioConfigurationStrategy LeAudioDeviceGroup::GetGroupStrategy(void) {
		/* Simple strategy picker */
		LOG_INFO(" Group %d size %d", group_id_, Size());
		if (Size() > 1) {
		return types::LeAudioConfigurationStrategy::MONO_ONE_CIS_PER_DEVICE;
		}

		LOG_INFO("audio location 0x%04lx", snk_audio_locations_.to_ulong());
		if (!(snk_audio_locations_.to_ulong() &
		codec_spec_conf::kLeAudioLocationAnyLeft) \|\|
		!(snk_audio_locations_.to_ulong() &
		codec_spec_conf::kLeAudioLocationAnyRight)) {
		return types::LeAudioConfigurationStrategy::MONO_ONE_CIS_PER_DEVICE;
		}

		auto device = GetFirstDevice();
		auto channel_cnt =
		device->GetLc3SupportedChannelCount(types::kLeAudioDirectionSink);
		LOG_INFO("Channel count for group %d is %d (device %s)", group_id_,
		channel_cnt, device->address_.ToString().c_str());
		if (channel_cnt == 1) {
		return types::LeAudioConfigurationStrategy::STEREO_TWO_CISES_PER_DEVICE;
		}

		return types::LeAudioConfigurationStrategy::STEREO_ONE_CIS_PER_DEVICE;
		}

		void LeAudioDeviceGroup::CigGenerateCisIds(
		types::LeAudioContextType context_type) {
		LOG_INFO("Group %p, group_id: %d, context_type: %s", this, group_id_,
		bluetooth::common::ToString(context_type).c_str());

		if (cises_.size() > 0) {
		LOG_INFO("CIS IDs already generated");
		return;
		}

		const set_configurations::AudioSetConfigurations* confs =
		AudioSetConfigurationProvider::Get()->GetConfigurations(context_type);

		uint8_t cis_count_bidir = 0;
		uint8_t cis_count_unidir_sink = 0;
		uint8_t cis_count_unidir_source = 0;
		get_cis_count(confs, GetGroupStrategy(), &cis_count_bidir,
		&cis_count_unidir_sink, &cis_count_unidir_source);

		uint8_t idx = 0;
		while (cis_count_bidir > 0) {
		struct le_audio::types::cis cis_entry = {
		.id = idx,
		.addr = RawAddress::kEmpty,
		.type = CisType::CIS_TYPE_BIDIRECTIONAL,
		.conn_handle = 0,
		};

		cises_.push_back(cis_entry);
		cis_count_bidir--;
		idx++;
		}

		while (cis_count_unidir_sink > 0) {
		struct le_audio::types::cis cis_entry = {
		.id = idx,
		.addr = RawAddress::kEmpty,
		.type = CisType::CIS_TYPE_UNIDIRECTIONAL_SINK,
		.conn_handle = 0,
		};
		cises_.push_back(cis_entry);
		cis_count_unidir_sink--;
		idx++;
		}

		while (cis_count_unidir_source > 0) {
		struct le_audio::types::cis cis_entry = {
		.id = idx,
		.addr = RawAddress::kEmpty,
		.type = CisType::CIS_TYPE_UNIDIRECTIONAL_SOURCE,
		.conn_handle = 0,
		};
		cises_.push_back(cis_entry);
		cis_count_unidir_source--;
		idx++;
		}
		}

		bool LeAudioDeviceGroup::CigAssignCisIds(LeAudioDevice* leAudioDevice) {
		ASSERT_LOG(leAudioDevice, "invalid device");
		LOG_INFO("device: %s", leAudioDevice->address_.ToString().c_str());

		struct ase* ase = leAudioDevice->GetFirstActiveAse();
		ASSERT_LOG(ase, " Shouldn't be called without an active ASE");

		for (; ase != nullptr; ase = leAudioDevice->GetNextActiveAse(ase)) {
		uint8_t cis_id = kInvalidCisId;
		/* CIS ID already set */
		if (ase->cis_id != kInvalidCisId) {
		LOG_INFO("ASE ID: %d, is already assigned CIS ID: %d, type %d", ase->id,
		ase->cis_id, cises_[ase->cis_id].type);
		if (!cises_[ase->id].addr.IsEmpty()) {
		LOG_INFO("Bidirectional ASE already assigned");
		continue;
		}
		/* Reuse existing CIS ID if available*/
		cis_id = ase->cis_id;
		}

		/* First check if we have bidirectional ASEs. If so, assign same CIS ID.*/
		struct ase* matching_bidir_ase =
		leAudioDevice->GetNextActiveAseWithDifferentDirection(ase);

		if (matching_bidir_ase) {
		if (cis_id == kInvalidCisId) {
		cis_id = GetFirstFreeCisId(CisType::CIS_TYPE_BIDIRECTIONAL);
		}

		if (cis_id == kInvalidCisId) {
		LOG_ERROR(" Unable to get free Bi-Directional CIS ID");
		return false;
		}

		ase->cis_id = cis_id;
		matching_bidir_ase->cis_id = cis_id;
		cises_[cis_id].addr = leAudioDevice->address_;

		LOG_INFO(" ASE ID: %d and ASE ID: %d, assigned Bi-Directional CIS ID: %d",
		+ase->id, +matching_bidir_ase->id, +ase->cis_id);
		continue;
		}

		if (ase->direction == types::kLeAudioDirectionSink) {
		if (cis_id == kInvalidCisId) {
		cis_id = GetFirstFreeCisId(CisType::CIS_TYPE_UNIDIRECTIONAL_SINK);
		}

		if (cis_id == kInvalidCisId) {
		LOG_WARN(
		" Unable to get free Uni-Directional Sink CIS ID - maybe there is "
		"bi-directional available");
		/* This could happen when scenarios for given context type allows for
		* Sink and Source configuration but also only Sink configuration.
		*/
		cis_id = GetFirstFreeCisId(CisType::CIS_TYPE_BIDIRECTIONAL);
		if (cis_id == kInvalidCisId) {
		LOG_ERROR("Unable to get free Uni-Directional Sink CIS ID");
		return false;
		}
		}

		ase->cis_id = cis_id;
		cises_[cis_id].addr = leAudioDevice->address_;
		LOG_INFO("ASE ID: %d, assigned Uni-Directional Sink CIS ID: %d", ase->id,
		ase->cis_id);
		continue;
		}

		/* Source direction */
		ASSERT_LOG(ase->direction == types::kLeAudioDirectionSource,
		"Expected Source direction, actual=%d", ase->direction);

		if (cis_id == kInvalidCisId) {
		cis_id = GetFirstFreeCisId(CisType::CIS_TYPE_UNIDIRECTIONAL_SOURCE);
		}

		if (cis_id == kInvalidCisId) {
		/* This could happen when scenarios for given context type allows for
		* Sink and Source configuration but also only Sink configuration.
		*/
		LOG_WARN(
		"Unable to get free Uni-Directional Source CIS ID - maybe there "
		"is bi-directional available");
		cis_id = GetFirstFreeCisId(CisType::CIS_TYPE_BIDIRECTIONAL);
		if (cis_id == kInvalidCisId) {
		LOG_ERROR("Unable to get free Uni-Directional Source CIS ID");
		return false;
		}
		}

		ase->cis_id = cis_id;
		cises_[cis_id].addr = leAudioDevice->address_;
		LOG_INFO("ASE ID: %d, assigned Uni-Directional Source CIS ID: %d", ase->id,
		ase->cis_id);
		}

		return true;
		}

		void LeAudioDeviceGroup::CigAssignCisConnHandles(
		const std::vector<uint16_t>& conn_handles) {
		LOG_INFO("num of cis handles %d", static_cast<int>(conn_handles.size()));
		for (size_t i = 0; i < cises_.size(); i++) {
		cises_[i].conn_handle = conn_handles[i];
		LOG_INFO("assigning cis[%d] conn_handle: %d", cises_[i].id,
		cises_[i].conn_handle);
		}
		}

		void LeAudioDeviceGroup::CigAssignCisConnHandlesToAses(
		LeAudioDevice* leAudioDevice) {
		ASSERT_LOG(leAudioDevice, "Invalid device");
		LOG_INFO("group: %p, group_id: %d, device: %s", this, group_id_,
		leAudioDevice->address_.ToString().c_str());

		/* Assign all CIS connection handles to ases */
		struct le_audio::types::ase* ase =
		leAudioDevice->GetFirstActiveAseByDataPathState(
		AudioStreamDataPathState::IDLE);
		if (!ase) {
		LOG_WARN("No active ASE with AudioStreamDataPathState IDLE");
		return;
		}

		for (; ase != nullptr; ase = leAudioDevice->GetFirstActiveAseByDataPathState(
		AudioStreamDataPathState::IDLE)) {
		auto ases_pair = leAudioDevice->GetAsesByCisId(ase->cis_id);

		if (ases_pair.sink && ases_pair.sink->active) {
		ases_pair.sink->cis_conn_hdl = cises_[ase->cis_id].conn_handle;
		ases_pair.sink->data_path_state = AudioStreamDataPathState::CIS_ASSIGNED;
		}
		if (ases_pair.source && ases_pair.source->active) {
		ases_pair.source->cis_conn_hdl = cises_[ase->cis_id].conn_handle;
		ases_pair.source->data_path_state =
		AudioStreamDataPathState::CIS_ASSIGNED;
		}
		}
		}

		void LeAudioDeviceGroup::CigAssignCisConnHandlesToAses(void) {
		LeAudioDevice* leAudioDevice = GetFirstActiveDevice();
		ASSERT_LOG(leAudioDevice, "Shouldn't be called without an active device.");

		LOG_INFO("Group %p, group_id %d", this, group_id_);

		/* Assign all CIS connection handles to ases */
		for (; leAudioDevice != nullptr;
		leAudioDevice = GetNextActiveDevice(leAudioDevice)) {
		CigAssignCisConnHandlesToAses(leAudioDevice);
		}
		}

		void LeAudioDeviceGroup::CigUnassignCis(LeAudioDevice* leAudioDevice) {
		ASSERT_LOG(leAudioDevice, "Invalid device");

		LOG_INFO("Group %p, group_id %d, device: %s", this, group_id_,
		leAudioDevice->address_.ToString().c_str());

		for (struct le_audio::types::cis& cis_entry : cises_) {
		if (cis_entry.addr == leAudioDevice->address_) {
		cis_entry.addr = RawAddress::kEmpty;
		}
		}
		}

		bool CheckIfStrategySupported(types::LeAudioConfigurationStrategy strategy,
		types::AudioLocations audio_locations,
		uint8_t requested_channel_count,
		@@ -1154,7 +1485,10 @@ bool LeAudioDeviceGroup::ConfigureAses(
		device != nullptr && required_device_cnt > 0;
		device = GetNextDeviceWithActiveContext(device, context_type)) {
		/* Skip if device has ASE configured in this direction already */
		if (device->GetFirstActiveAseByDirection(ent.direction)) continue;
		if (device->GetFirstActiveAseByDirection(ent.direction)) {
		required_device_cnt--;
		continue;
		}

		/* For the moment, we configure only connected devices. */
		if (device->conn_id_ == GATT_INVALID_CONN_ID) continue;
		@@ -1270,6 +1604,26 @@ void LeAudioDeviceGroup::SetPendingConfiguration(void) {
		stream_conf.pending_configuration = true;
		}

		bool LeAudioDeviceGroup::IsConfigurationSupported(
		LeAudioDevice* leAudioDevice,
		const set_configurations::AudioSetConfiguration* audio_set_conf) {
		for (const auto& ent : (*audio_set_conf).confs) {
		LOG_INFO("Looking for requirements: %s - %s", audio_set_conf->name.c_str(),
		(ent.direction == 1 ? "snk" : "src"));
		auto pac = leAudioDevice->GetCodecConfigurationSupportedPac(ent.direction,
		ent.codec);
		if (pac != nullptr) {
		LOG_INFO("Configuration is supported by device %s",
		leAudioDevice->address_.ToString().c_str());
		return true;
		}
		}

		LOG_INFO("Configuration is NOT supported by device %s",
		leAudioDevice->address_.ToString().c_str());
		return false;
		}

		const set_configurations::AudioSetConfiguration*
		LeAudioDeviceGroup::FindFirstSupportedConfiguration(
		LeAudioContextType context_type) {
		@@ -1362,11 +1716,22 @@ void LeAudioDeviceGroup::Dump(int fd) {
		<< " number of sources in the configuration "
		<< stream_conf.source_num_of_devices << "\n"
		<< " number of source_streams connected: "
		<< stream_conf.source_streams.size() << "\n";
		<< stream_conf.source_streams.size() << "\n"
		<< " allocated CISes: " << static_cast<int>(cises_.size());

		if (cises_.size() > 0) {
		stream << "\n\t === CISes === ";
		for (auto cis : cises_) {
		stream << "\n\t cis id: " << static_cast<int>(cis.id)
		<< ", type: " << static_cast<int>(cis.type)
		<< ", conn_handle: " << static_cast<int>(cis.conn_handle)
		<< ", addr: " << cis.addr;
		}
		}

		if (GetFirstActiveDevice() != nullptr) {
		uint32_t sink_delay;
		stream << " presentation_delay for sink (speaker): ";
		stream << "\n presentation_delay for sink (speaker): ";
		if (GetPresentationDelay(&sink_delay, le_audio::types::kLeAudioDirectionSink)) {
		stream << sink_delay << " us";
		}
		@@ -1377,11 +1742,11 @@ void LeAudioDeviceGroup::Dump(int fd) {
		}
		stream << "\n";
		} else {
		stream << " presentation_delay for sink (speaker):\n"
		stream << "\n presentation_delay for sink (speaker):\n"
		<< " presentation_delay for source (microphone): \n";
		}

		stream << " === devices: ===\n";
		stream << " === devices: ===";

		dprintf(fd, "%s", stream.str().c_str());

		@@ -1476,6 +1841,29 @@ struct ase* LeAudioDevice::GetNextActiveAseWithSameDirection(
		return (iter == ases_.end()) ? nullptr : &(*iter);
		}

		struct ase* LeAudioDevice::GetNextActiveAseWithDifferentDirection(
		struct ase* base_ase) {
		auto iter = std::find_if(ases_.begin(), ases_.end(),
		[&base_ase](auto& ase) { return base_ase == &ase; });

		/* Invalid ase given */
		if (std::distance(iter, ases_.end()) < 1) {
		LOG_DEBUG("ASE %d does not use bidirectional CIS", base_ase->id);
		return nullptr;
		}

		iter =
		std::find_if(std::next(iter, 1), ases_.end(), [&iter](const auto& ase) {
		return ase.active && iter->direction != ase.direction;
		});

		if (iter == ases_.end()) {
		return nullptr;
		}

		return &(*iter);
		}

		struct ase* LeAudioDevice::GetFirstActiveAseByDataPathState(
		types::AudioStreamDataPathState state) {
		auto iter =
		@@ -1771,18 +2159,30 @@ void LeAudioDevice::SetSupportedContexts(AudioContexts snk_contexts,
		void LeAudioDevice::Dump(int fd) {
		std::stringstream stream;
		stream << std::boolalpha;
		stream << "\taddress: " << address_
		stream << "\n\taddress: " << address_
		<< (conn_id_ == GATT_INVALID_CONN_ID ? "\n\t Not connected "
		: "\n\t Connected conn_id =")
		<< (conn_id_ == GATT_INVALID_CONN_ID ? "" : std::to_string(conn_id_))
		<< "\n\t set member: " << csis_member_
		<< "\n\t known_service_handles_: " << known_service_handles_
		<< "\n\t notify_connected_after_read_: " << notify_connected_after_read_
		<< "\n\t notify_connected_after_read_: "
		<< notify_connected_after_read_
		<< "\n\t removing_device_: " << removing_device_
		<< "\n\t first_connection_: " << first_connection_
		<< "\n\t encrypted_: " << encrypted_
		<< "\n\t connecting_actively_: " << connecting_actively_
		<< "\n";
		<< "\n\t number of ases_: " << static_cast<int>(ases_.size());

		if (ases_.size() > 0) {
		stream << "\n\t == ASE == ";
		for (auto& ase : ases_) {
		stream << "\n\t id: " << static_cast<int>(ase.id)
		<< ", active: " << ase.active << ", direction: "
		<< (ase.direction == types::kLeAudioDirectionSink ? "sink"
		: "source")
		<< ", allocated cis id: " << static_cast<int>(ase.cis_id);
		}
		}

		dprintf(fd, "%s", stream.str().c_str());
		}
		@@ -1823,21 +2223,28 @@ AudioContexts LeAudioDevice::SetAvailableContexts(AudioContexts snk_contexts,
		return updated_contexts;
		}

		void LeAudioDevice::ActivateConfiguredAses(LeAudioContextType context_type) {
		bool LeAudioDevice::ActivateConfiguredAses(LeAudioContextType context_type) {
		if (conn_id_ == GATT_INVALID_CONN_ID) {
		LOG_DEBUG(" Device %s is not connected ", address_.ToString().c_str());
		return;
		LOG_WARN(" Device %s is not connected ", address_.ToString().c_str());
		return false;
		}

		LOG_DEBUG(" Configuring device %s", address_.ToString().c_str());
		bool ret = false;

		LOG_INFO(" Configuring device %s", address_.ToString().c_str());
		for (auto& ase : ases_) {
		if (!ase.active &&
		ase.state == AseState::BTA_LE_AUDIO_ASE_STATE_CODEC_CONFIGURED &&
		ase.configured_for_context_type == context_type) {
		LOG_DEBUG(" Ase id %d, cis id %d activated.", ase.id, ase.cis_id);
		LOG_INFO(
		" conn_id: %d, ase id %d, cis id %d, cis_handle 0x%04x is activated.",
		conn_id_, ase.id, ase.cis_id, ase.cis_conn_hdl);
		ase.active = true;
		ret = true;
		}
		}

		return ret;
		}

		void LeAudioDevice::DeactivateAllAses(void) {

system/bta/le_audio/devices.h

+22 −2

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system/bta/le_audio/le_audio_client_test.cc

+301 −31

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