ntb_mw_set_trans
ret = ntb_mw_set_trans(ntb, peer, peer_widx,
rc = ntb_mw_set_trans(nt->ndev, PIDX, num_mw, mw->dma_addr,
ret = ntb_mw_set_trans(perf->ntb, peer->pidx, peer->gidx,
ret = ntb_mw_set_trans(tc->ntb, pidx, widx, inmw->dma_base, inmw->size);
return ntb_mw_set_trans(ntb, pidx, widx, 0, 0);