346 	struct ntb_transport_mw *mw;  in ntb_transport_attach()  local
398 		mw = &nt->mw_vec[i];  in ntb_transport_attach()
400 		rc = ntb_mw_get_range(dev, i, &mw->phys_addr, &mw->vbase,  in ntb_transport_attach()
401 		    &mw->phys_size, &mw->xlat_align, &mw->xlat_align_size,  in ntb_transport_attach()
402 		    &mw->addr_limit);  in ntb_transport_attach()
406 		mw->tx_size = mw->phys_size;  in ntb_transport_attach()
407 		if (max_mw_size != 0 && mw->tx_size > max_mw_size) {  in ntb_transport_attach()
409 			    "%ju to %ju\n", i, (uintmax_t)mw->tx_size,  in ntb_transport_attach()
411 			mw->tx_size = max_mw_size;  in ntb_transport_attach()
413 		if (nt->compact && mw->tx_size > UINT32_MAX) {  in ntb_transport_attach()
415 			    "(%ju)\n", i, (uintmax_t)mw->tx_size);  in ntb_transport_attach()
420 		mw->rx_size = 0;  in ntb_transport_attach()
421 		mw->buff_size = 0;  in ntb_transport_attach()
422 		mw->virt_addr = NULL;  in ntb_transport_attach()
423 		mw->dma_addr = 0;  in ntb_transport_attach()
435 		ntb_set_mw(nt, i, mw->tx_size);  in ntb_transport_attach()
505 		mw = &nt->mw_vec[i];  in ntb_transport_attach()
506 		rc = ntb_mw_set_trans(nt->dev, i, mw->dma_addr, mw->buff_size);  in ntb_transport_attach()
596 	struct ntb_transport_mw *mw;  in ntb_transport_init_queue()  local
605 	mw = &nt->mw_vec[mw_num];  in ntb_transport_init_queue()
620 	mw_base = mw->phys_addr;  in ntb_transport_init_queue()
622 	tx_size = mw->tx_size / num_qps_mw;  in ntb_transport_init_queue()
625 	qp->tx_mw = mw->vbase + qp_offset;  in ntb_transport_init_queue()
1133 	struct ntb_transport_mw *mw;  in ntb_transport_link_work()  local
1198 		mw = &nt->mw_vec[i];  in ntb_transport_link_work()
1199 		mw->rx_size = val64;  in ntb_transport_link_work()
1200 		val64 = roundup(val64, mw->xlat_align_size);  in ntb_transport_link_work()
1201 		if (mw->buff_size != val64) {  in ntb_transport_link_work()
1210 			rc = ntb_mw_set_trans(nt->dev, i, mw->dma_addr,  in ntb_transport_link_work()
1211 			    mw->buff_size);  in ntb_transport_link_work()
1260 	struct ntb_transport_mw *mw = &nt->mw_vec[num_mw];  in ntb_set_mw()  local
1267 	buff_size = roundup(size, mw->xlat_align_size);  in ntb_set_mw()
1270 	if (mw->buff_size == buff_size)  in ntb_set_mw()
1273 	if (mw->buff_size != 0)  in ntb_set_mw()
1277 	mw->buff_size = buff_size;  in ntb_set_mw()
1279 	if (bus_dma_tag_create(bus_get_dma_tag(nt->dev), mw->xlat_align, 0,  in ntb_set_mw()
1280 	    mw->addr_limit, BUS_SPACE_MAXADDR,  in ntb_set_mw()
1281 	    NULL, NULL, mw->buff_size, 1, mw->buff_size,  in ntb_set_mw()
1282 	    0, NULL, NULL, &mw->dma_tag)) {  in ntb_set_mw()
1284 		    mw->buff_size);  in ntb_set_mw()
1285 		mw->buff_size = 0;  in ntb_set_mw()
1288 	if (bus_dmamem_alloc(mw->dma_tag, (void **)&mw->virt_addr,  in ntb_set_mw()
1289 	    BUS_DMA_WAITOK | BUS_DMA_ZERO, &mw->dma_map)) {  in ntb_set_mw()
1290 		bus_dma_tag_destroy(mw->dma_tag);  in ntb_set_mw()
1292 		    mw->buff_size);  in ntb_set_mw()
1293 		mw->buff_size = 0;  in ntb_set_mw()
1296 	if (bus_dmamap_load(mw->dma_tag, mw->dma_map, mw->virt_addr,  in ntb_set_mw()
1297 	    mw->buff_size, ntb_load_cb, &cba, BUS_DMA_NOWAIT) || cba.error) {  in ntb_set_mw()
1298 		bus_dmamem_free(mw->dma_tag, mw->virt_addr, mw->dma_map);  in ntb_set_mw()
1299 		bus_dma_tag_destroy(mw->dma_tag);  in ntb_set_mw()
1301 		    mw->buff_size);  in ntb_set_mw()
1302 		mw->buff_size = 0;  in ntb_set_mw()
1305 	mw->dma_addr = cba.addr;  in ntb_set_mw()
1313 	struct ntb_transport_mw *mw = &nt->mw_vec[num_mw];  in ntb_free_mw()  local
1315 	if (mw->virt_addr == NULL)  in ntb_free_mw()
1319 	bus_dmamap_unload(mw->dma_tag, mw->dma_map);  in ntb_free_mw()
1320 	bus_dmamem_free(mw->dma_tag, mw->virt_addr, mw->dma_map);  in ntb_free_mw()
1321 	bus_dma_tag_destroy(mw->dma_tag);  in ntb_free_mw()
1322 	mw->buff_size = 0;  in ntb_free_mw()
1323 	mw->virt_addr = NULL;  in ntb_free_mw()
1330 	struct ntb_transport_mw *mw;  in ntb_transport_setup_qp_mw()  local
1338 	mw = &nt->mw_vec[mw_num];  in ntb_transport_setup_qp_mw()
1340 	if (mw->virt_addr == NULL)  in ntb_transport_setup_qp_mw()
1348 	rx_size = mw->rx_size / num_qps_mw;  in ntb_transport_setup_qp_mw()
1349 	qp->rx_buff = mw->virt_addr + rx_size * (qp_num / mw_count);  in ntb_transport_setup_qp_mw()