ntb_peer_spad_read
ntb_peer_spad_read(qp->ndev, PIDX, spad);
ntb_peer_spad_read(qp->ndev, PIDX, spad + 1);
desc[i].addr_offset = ntb_peer_spad_read(nm->ntb, peer,
desc[i].data = ntb_peer_spad_read(nm->ntb, peer, 2 * i + 2);
irq_count = ntb_peer_spad_read(nm->ntb, peer, 0);
sts = ntb_peer_spad_read(perf->ntb, peer->pidx,
ntb_peer_spad_read(spad->tc->ntb, spad->pidx, spad->sidx));