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Commit 4f184f24 authored by xiaowang's avatar xiaowang Committed by Jack He
Browse files

BassClient: Force PA sync reset before removing source 

Test: presubmit
Bug: 229965085
Change-Id: I682f1e4333a4bd271b02a432d376eaa4bfaec5a7
Merged-In: I682f1e4333a4bd271b02a432d376eaa4bfaec5a7
(cherry picked from commit b03e1033)
parent 5311e8dd

android/app/src/com/android/bluetooth/bass_client/BassClientService.java

+15 −0
Original line number Diff line number Diff line
@@ -816,6 +816,7 @@ public class BassClientService extends ProfileService { 
        }

        Message message = stateMachine.obtainMessage(BassClientStateMachine.UPDATE_BCAST_SOURCE);

        message.arg1 = sourceId;

        message.arg2 = BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_INVALID;

        message.obj = updatedMetadata;

        stateMachine.sendMessage(message);

    }
@@ -844,6 +845,20 @@ public class BassClientService extends ProfileService { 
                    BluetoothStatusCodes.ERROR_REMOTE_LINK_ERROR);

            return;

        }

        BluetoothLeBroadcastReceiveState recvState =

                stateMachine.getBroadcastReceiveStateForSourceId(sourceId);

        BluetoothLeBroadcastMetadata metaData =

                stateMachine.getCurrentBroadcastMetadata(sourceId);

        if (metaData != null && recvState != null && recvState.getPaSyncState() ==

                BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_SYNCHRONIZED) {

            log("Force source to lost PA sync");

            Message message = stateMachine.obtainMessage(

                    BassClientStateMachine.UPDATE_BCAST_SOURCE);

            message.arg1 = sourceId;

            message.arg2 = BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_IDLE;

            message.obj = metaData;

            stateMachine.sendMessage(message);

        }

        Message message = stateMachine.obtainMessage(BassClientStateMachine.REMOVE_BCAST_SOURCE);

        message.arg1 = sourceId;

        stateMachine.sendMessage(message);

android/app/src/com/android/bluetooth/bass_client/BassClientStateMachine.java

+12 −4
Original line number Diff line number Diff line
@@ -1271,7 +1271,7 @@ public class BassClientStateMachine extends StateMachine { 
    }



    private byte[] convertBroadcastMetadataToUpdateSourceByteArray(int sourceId,

            BluetoothLeBroadcastMetadata metaData) {

            BluetoothLeBroadcastMetadata metaData, int paSync) {

        BluetoothLeBroadcastReceiveState existingState =

                getBroadcastReceiveStateForSourceId(sourceId);

        if (existingState == null) {
@@ -1303,7 +1303,9 @@ public class BassClientStateMachine extends StateMachine { 
        // Source_ID

        res[offset++] = (byte) sourceId;

        // PA_Sync

        if (existingState.getPaSyncState()

        if (paSync != BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_INVALID) {

            res[offset++] = (byte) paSync;

        } else if (existingState.getPaSyncState()

                == BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_SYNCHRONIZED) {

            res[offset++] = (byte) (0x01);

        } else {
@@ -1315,7 +1317,12 @@ public class BassClientStateMachine extends StateMachine { 
        // Num_Subgroups

        res[offset++] = numSubGroups;

        for (int i = 0; i < numSubGroups; i++) {

            int bisIndexValue = existingState.getBisSyncState().get(i).intValue();

            int bisIndexValue;

            if (paSync != BluetoothLeBroadcastReceiveState.PA_SYNC_STATE_INVALID) {

                bisIndexValue = 0;

            } else {

                bisIndexValue = existingState.getBisSyncState().get(i).intValue();

            }

            log("UPDATE_BCAST_SOURCE: bisIndexValue : " + bisIndexValue);

            // BIS_Sync

            res[offset++] = (byte) (bisIndexValue & 0x00000000000000FF);
@@ -1513,9 +1520,10 @@ public class BassClientStateMachine extends StateMachine { 
                case UPDATE_BCAST_SOURCE:

                    metaData = (BluetoothLeBroadcastMetadata) message.obj;

                    int sourceId = message.arg1;

                    int paSync = message.arg2;

                    log("Updating Broadcast source" + metaData);

                    byte[] updateSourceInfo = convertBroadcastMetadataToUpdateSourceByteArray(

                            sourceId, metaData);

                            sourceId, metaData, paSync);

                    if (updateSourceInfo == null) {

                        Log.e(TAG, "update source: source Info is NULL");

                        break;