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Commit f7df7d89 authored by Alice Kuo's avatar Alice Kuo Committed by Automerger Merge Worker
Browse files

Merge "Use 1M PHY for the ACK packet from buds to phone direction." into main am: 28df7d49 

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2854227



Change-Id: I718568fa40a22ca07a80c9d71a6ac8d83546ce34
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 71880acb 28df7d49

flags/leaudio.aconfig

+7 −0
Original line number Diff line number Diff line
@@ -48,3 +48,10 @@ flag { 
    description: "Support Dynamic Spatial Audio for LE Audio"

    bug: "309665975"

}



flag {

    name: "asymmetric_phy_for_unidirectional_cis"

    namespace: "bluetooth"

    description: "Apply asymetric PHY setting for unidirectional CIS"

    bug: "314176433"

}

system/bta/le_audio/state_machine.cc

+9 −0
Original line number Diff line number Diff line
@@ -1371,6 +1371,15 @@ class LeAudioGroupStateMachineImpl : public LeAudioGroupStateMachine { 
      return false;

    }



    // Use 1M Phy for the ACK packet from remote device to phone for better

    // sensitivity

    if (IS_FLAG_ENABLED(asymmetric_phy_for_unidirectional_cis) &&

        max_sdu_size_stom == 0 &&

        (phy_stom & bluetooth::hci::kIsoCigPhy1M) != 0) {

      LOG_INFO("Use asymmetric PHY for unidirectional CIS");

      phy_stom = bluetooth::hci::kIsoCigPhy1M;

    }



    uint8_t rtn_mtos = 0;

    uint8_t rtn_stom = 0;