FBNIC_QUEUE_TCQ_CTL
fbnic_ring_wr32(txr, FBNIC_QUEUE_TCQ_CTL, 0);
fbnic_ring_wr32(tcq, FBNIC_QUEUE_TCQ_CTL, FBNIC_QUEUE_TCQ_CTL_RESET);
fbnic_ring_wr32(tcq, FBNIC_QUEUE_TCQ_CTL, FBNIC_QUEUE_TCQ_CTL_ENABLE);