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Commit 950e7623 authored by Himanshu Rawat's avatar Himanshu Rawat
Browse files

Use transparent codec for DSA hardware path 

Change-Id: I6382efecef21dd775baed21de032397b57f52331
Test: mmm packages/modules/Bluetooth
Flag: com.android.bluetooth.flags.dsa_hw_transparent_codec
Bug: 379990311
Bug: 382263607
parent a077cb3d

system/bta/le_audio/state_machine.cc

+11 −5
Original line number Diff line number Diff line
@@ -923,13 +923,21 @@ public: 
    }



    uint8_t data_path_id = bluetooth::hci::iso_manager::kIsoDataPathHci;

    bluetooth::le_audio::types::LeAudioCodecId codec = {

            .coding_format = bluetooth::hci::kIsoCodingFormatTransparent,

            .vendor_company_id = 0x0000,

            .vendor_codec_id = 0x0000};

    log::info("DSA mode used: {}", static_cast<int>(group->dsa_.mode));

    switch (group->dsa_.mode) {

      case DsaMode::ISO_HW:

        data_path_id = bluetooth::hci::iso_manager::kIsoDataPathPlatformDefault;

        if (!com::android::bluetooth::flags::dsa_hw_transparent_codec()) {

          codec = bluetooth::le_audio::types::kLeAudioCodecHeadtracking;

        }

        break;

      case DsaMode::ISO_SW:

        data_path_id = bluetooth::hci::iso_manager::kIsoDataPathHci;

        codec = bluetooth::le_audio::types::kLeAudioCodecHeadtracking;

        break;

      default:

        log::warn("Unexpected DsaMode: {}", static_cast<int>(group->dsa_.mode));
@@ -951,11 +959,9 @@ public: 
    bluetooth::hci::iso_manager::iso_data_path_params param = {

            .data_path_dir = bluetooth::hci::iso_manager::kIsoDataPathDirectionOut,

            .data_path_id = data_path_id,

            .codec_id_format = bluetooth::le_audio::types::kLeAudioCodecHeadtracking.coding_format,

            .codec_id_company =

                    bluetooth::le_audio::types::kLeAudioCodecHeadtracking.vendor_company_id,

            .codec_id_vendor =

                    bluetooth::le_audio::types::kLeAudioCodecHeadtracking.vendor_codec_id,

            .codec_id_format = codec.coding_format,

            .codec_id_company = codec.vendor_company_id,

            .codec_id_vendor = codec.vendor_codec_id,

            .controller_delay = 0x00000000,

            .codec_conf = std::vector<uint8_t>(),

    };