PGT_QUEUE_DATA_HIGH_TX
error = pgt_dma_alloc_queue(sc, PGT_QUEUE_DATA_HIGH_TX);
case PGT_QUEUE_DATA_HIGH_TX:
pgt_dma_free_queue(sc, PGT_QUEUE_DATA_HIGH_TX);
pgt_cleanup_queue(sc, PGT_QUEUE_DATA_HIGH_TX,
pgt_drain_tx_queue(sc, PGT_QUEUE_DATA_HIGH_TX);
PGT_QUEUE_DATA_HIGH_TX, PGT_QUEUE_DATA_HIGH_RX,
pq == PGT_QUEUE_DATA_HIGH_TX ||
pq == PGT_QUEUE_DATA_HIGH_TX);