vmware/vmxnet3/if_vmx.c

939 	struct vmxnet3_rxring *rxr;
952 		rxr = &rxq->vxrxq_cmd_ring[i];
953 		rxr->vxrxr_rid = i;
954 		rxr->vxrxr_ndesc = sc->vmx_nrxdescs;
955 		rxr->vxrxr_rxbuf = malloc(rxr->vxrxr_ndesc *
957 		if (rxr->vxrxr_rxbuf == NULL)
1044 	struct vmxnet3_rxring *rxr;
1051 		rxr = &rxq->vxrxq_cmd_ring[i];
1053 		if (rxr->vxrxr_rxbuf != NULL) {
1054 			free(rxr->vxrxr_rxbuf, M_DEVBUF);
1055 			rxr->vxrxr_rxbuf = NULL;
1297 	struct vmxnet3_rxring *rxr;
1310 			rxr = &rxq->vxrxq_cmd_ring[i];
1312 			descsz = rxr->vxrxr_ndesc *
1314 			compsz += rxr->vxrxr_ndesc *
1327 			    &rxr->vxrxr_rxtag);
1336 			    &rxr->vxrxr_dma);
1343 			rxr->vxrxr_rxd =
1344 			    (struct vmxnet3_rxdesc *) rxr->vxrxr_dma.dma_vaddr;
1357 			rxr = &rxq->vxrxq_cmd_ring[i];
1359 			error = bus_dmamap_create(rxr->vxrxr_rxtag, 0,
1360 			    &rxr->vxrxr_spare_dmap);
1368 			for (j = 0; j < rxr->vxrxr_ndesc; j++) {
1369 				error = bus_dmamap_create(rxr->vxrxr_rxtag, 0,
1370 				    &rxr->vxrxr_rxbuf[j].vrxb_dmamap);
1390 	struct vmxnet3_rxring *rxr;
1402 			rxr = &rxq->vxrxq_cmd_ring[i];
1404 			if (rxr->vxrxr_spare_dmap != NULL) {
1405 				bus_dmamap_destroy(rxr->vxrxr_rxtag,
1406 				    rxr->vxrxr_spare_dmap);
1407 				rxr->vxrxr_spare_dmap = NULL;
1410 			for (j = 0; j < rxr->vxrxr_ndesc; j++) {
1411 				rxb = &rxr->vxrxr_rxbuf[j];
1413 					bus_dmamap_destroy(rxr->vxrxr_rxtag,
1426 			rxr = &rxq->vxrxq_cmd_ring[i];
1428 			if (rxr->vxrxr_rxd != NULL) {
1429 				vmxnet3_dma_free(sc, &rxr->vxrxr_dma);
1430 				rxr->vxrxr_rxd = NULL;
1433 			if (rxr->vxrxr_rxtag != NULL) {
1434 				bus_dma_tag_destroy(rxr->vxrxr_rxtag);
1435 				rxr->vxrxr_rxtag = NULL;
1867 vmxnet3_newbuf(struct vmxnet3_softc *sc, struct vmxnet3_rxring *rxr)
1879 	tag = rxr->vxrxr_rxtag;
1880 	dmap = rxr->vxrxr_spare_dmap;
1881 	idx = rxr->vxrxr_fill;
1882 	rxd = &rxr->vxrxr_rxd[idx];
1883 	rxb = &rxr->vxrxr_rxbuf[idx];
1887 	if (rxr->vxrxr_rid != 0)
1891 	if (rxr->vxrxr_rid == 0 && (idx % sc->vmx_rx_max_chain) == 0) {
1943 	rxr->vxrxr_spare_dmap = rxb->vrxb_dmamap;
1950 	rxd->gen = rxr->vxrxr_gen;
1952 	vmxnet3_rxr_increment_fill(rxr);
1958     struct vmxnet3_rxring *rxr, int idx)
1962 	rxd = &rxr->vxrxr_rxd[idx];
1963 	rxd->gen = rxr->vxrxr_gen;
1964 	vmxnet3_rxr_increment_fill(rxr);
1971 	struct vmxnet3_rxring *rxr;
1993 			rxr = &rxq->vxrxq_cmd_ring[0];
1995 			rxr = &rxq->vxrxq_cmd_ring[1];
1996 		vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2083 	struct vmxnet3_rxring *rxr;
2122 			rxr = &rxq->vxrxq_cmd_ring[0];
2124 			rxr = &rxq->vxrxq_cmd_ring[1];
2125 		rxd = &rxr->vxrxr_rxd[idx];
2127 		m = rxr->vxrxr_rxbuf[idx].vrxb_m;
2136 		if (__predict_false(rxr->vxrxr_fill != idx)) {
2137 			while (rxr->vxrxr_fill != idx) {
2138 				rxr->vxrxr_rxd[rxr->vxrxr_fill].gen =
2139 				    rxr->vxrxr_gen;
2140 				vmxnet3_rxr_increment_fill(rxr);
2147 			KASSERT(rxr == &rxq->vxrxq_cmd_ring[0],
2157 				vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2161 			if (vmxnet3_newbuf(sc, rxr) != 0) {
2163 				vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2180 			if (vmxnet3_newbuf(sc, rxr) != 0) {
2182 				vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2210 			idx = (idx + 1) % rxr->vxrxr_ndesc;
2335 	struct vmxnet3_rxring *rxr;
2346 		rxr = &rxq->vxrxq_cmd_ring[i];
2348 		for (j = 0; j < rxr->vxrxr_ndesc; j++) {
2349 			rxb = &rxr->vxrxr_rxbuf[j];
2354 			bus_dmamap_sync(rxr->vxrxr_rxtag, rxb->vrxb_dmamap,
2356 			bus_dmamap_unload(rxr->vxrxr_rxtag, rxb->vrxb_dmamap);
2434 	struct vmxnet3_rxring *rxr;
2468 		rxr = &rxq->vxrxq_cmd_ring[i];
2469 		rxr->vxrxr_fill = 0;
2470 		rxr->vxrxr_gen = VMXNET3_INIT_GEN;
2471 		bzero(rxr->vxrxr_rxd,
2472 		    rxr->vxrxr_ndesc * sizeof(struct vmxnet3_rxdesc));
2474 		for (idx = 0; idx < rxr->vxrxr_ndesc; idx++) {
2475 			error = vmxnet3_newbuf(sc, rxr);
2482 		rxr = &rxq->vxrxq_cmd_ring[i];
2483 		rxr->vxrxr_fill = 0;
2484 		rxr->vxrxr_gen = 0;
2485 		bzero(rxr->vxrxr_rxd,
2486 		    rxr->vxrxr_ndesc * sizeof(struct vmxnet3_rxdesc));