oce_ring_get
nhe = oce_ring_get(wq->ring);
nfe = oce_ring_get(wq->ring);
nfe = oce_ring_get(wq->ring);
rqe = oce_ring_get(rq->ring);
mbx = oce_ring_get(mq->ring);
oce_ring_get(struct oce_ring *);