WPI_TXQ_LOCK
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);
WPI_TXQ_LOCK(sc);