1821         mWriteAckSequence(0),  in PlaybackThread()
2613     if ((mWriteAckSequence & 1) && (sequence == mWriteAckSequence)) {  in resetWriteBlocked()
2614         mWriteAckSequence &= ~1;  in resetWriteBlocked()
3007             ALOGW_IF(mWriteAckSequence & 1, "threadLoop_write(): out of sequence write request");  in threadLoop_write()
3008             mWriteAckSequence += 2;  in threadLoop_write()
3009             mWriteAckSequence |= 1;  in threadLoop_write()
3011             mCallbackThread->setWriteBlocked(mWriteAckSequence);  in threadLoop_write()
3022             mWriteAckSequence &= ~1;  in threadLoop_write()
3024             mCallbackThread->setWriteBlocked(mWriteAckSequence);  in threadLoop_write()
4536         mWriteAckSequence = (mWriteAckSequence + 2) & ~1;  in threadLoop_standby()
4539         mCallbackThread->setWriteBlocked(mWriteAckSequence);  in threadLoop_standby()
6033         mWriteAckSequence(0),  in AsyncCallbackThread()
6057             while (!((mWriteAckSequence & 1) ||  in threadLoop()
6068                   mWriteAckSequence, mDrainSequence);  in threadLoop()
6069             writeAckSequence = mWriteAckSequence;  in threadLoop()
6070             mWriteAckSequence &= ~1;  in threadLoop()
6106     mWriteAckSequence = sequence << 1;  in setWriteBlocked()
6113     if (mWriteAckSequence & 2) {  in resetWriteBlocked()
6114         mWriteAckSequence |= 1;  in resetWriteBlocked()
6425           mWriteAckSequence, mDrainSequence);  in waitingAsyncCallback_l()
6426     if (mUseAsyncWrite && ((mWriteAckSequence & 1) || (mDrainSequence & 1))) {  in waitingAsyncCallback_l()
6452         mWriteAckSequence = (mWriteAckSequence + 2) & ~1;  in flushHw_l()
6455         mCallbackThread->setWriteBlocked(mWriteAckSequence);  in flushHw_l()