1998         mDrainSequence(0),  in PlaybackThread()
2892     if ((mDrainSequence & 1) && (sequence == mDrainSequence)) {  in resetDraining()
2898         mDrainSequence &= ~1;  in resetDraining()
3350             ALOGW_IF(mDrainSequence & 1, "threadLoop_drain(): out of sequence drain request");  in threadLoop_drain()
3351             mDrainSequence |= 1;  in threadLoop_drain()
3353             mCallbackThread->setDraining(mDrainSequence);  in threadLoop_drain()
5003         mDrainSequence = (mDrainSequence + 2) & ~1;  in threadLoop_standby()
5006         mCallbackThread->setDraining(mDrainSequence);  in threadLoop_standby()
6554         mDrainSequence(0),  in AsyncCallbackThread()
6578                      (mDrainSequence & 1) ||  in threadLoop()
6588                   mWriteAckSequence, mDrainSequence);  in threadLoop()
6591             drainSequence = mDrainSequence;  in threadLoop()
6592             mDrainSequence &= ~1;  in threadLoop()
6643     mDrainSequence = sequence << 1;  in setDraining()
6650     if (mDrainSequence & 2) {  in resetDraining()
6651         mDrainSequence |= 1;  in resetDraining()
6847                             if ((mDrainSequence & 1) == 0) {  in prepareTracks_l()
6851                                 mDrainSequence += 2;  in prepareTracks_l()
6867                 if (!(mDrainSequence & 1) || !last || mStandby) {  in prepareTracks_l()
6946           mWriteAckSequence, mDrainSequence);  in waitingAsyncCallback_l()
6947     if (mUseAsyncWrite && ((mWriteAckSequence & 1) || (mDrainSequence & 1))) {  in waitingAsyncCallback_l()
6974         mDrainSequence = (mDrainSequence + 2) & ~1;  in flushHw_l()
6977         mCallbackThread->setDraining(mDrainSequence);  in flushHw_l()