nv_tx_done_optimized
nv_tx_done_optimized(dev, np->tx_ring_size);
nv_tx_done_optimized(dev, TX_WORK_PER_LOOP);
tx_work += nv_tx_done_optimized(dev, np->tx_ring_size);
nv_tx_done_optimized(dev, TX_WORK_PER_LOOP);