PIDX
ntb_peer_spad_write(ndev, PIDX, spad, upper_32_bits(size));
ntb_peer_spad_write(ndev, PIDX, spad, lower_32_bits(size));
ntb_peer_spad_write(ndev, PIDX, NUM_MWS, nt->mw_count);
ntb_peer_spad_write(ndev, PIDX, NUM_QPS, nt->qp_count);
ntb_peer_spad_write(ndev, PIDX, VERSION, NTB_TRANSPORT_VERSION);
ntb_peer_spad_write(nt->ndev, PIDX, QP_LINKS, val | BIT(qp->qp_num));
ntb_msi_peer_trigger(qp->ndev, PIDX, &qp->peer_msi_desc);
ntb_peer_spad_write(qp->ndev, PIDX, QP_LINKS, val & ~BIT(qp->qp_num));
ntb_peer_spad_read(qp->ndev, PIDX, spad);
ntb_peer_spad_read(qp->ndev, PIDX, spad + 1);
ntb_mw_clear_trans(nt->ndev, PIDX, num_mw);
rc = ntb_mw_get_align(nt->ndev, PIDX, num_mw, &xlat_align,
rc = ntb_mw_set_trans(nt->ndev, PIDX, num_mw, mw->dma_addr,