dev/ena/ena_netmap.c

45 	struct netmap_adapter *na;
89 	struct netmap_adapter na;
93 	bzero(&na, sizeof(na));
94 	na.na_flags = NAF_MOREFRAG;
95 	na.ifp = adapter->ifp;
96 	na.num_tx_desc = adapter->requested_tx_ring_size;
97 	na.num_rx_desc = adapter->requested_rx_ring_size;
98 	na.num_tx_rings = adapter->num_io_queues;
99 	na.num_rx_rings = adapter->num_io_queues;
100 	na.rx_buf_maxsize = adapter->buf_ring_size;
101 	na.nm_txsync = ena_netmap_txsync;
102 	na.nm_rxsync = ena_netmap_rxsync;
103 	na.nm_register = ena_netmap_reg;
105 	return (netmap_attach(&na));
112 	struct netmap_adapter *na = NA(adapter->ifp);
125 	kring = na->rx_rings[qid];
145 	addr = PNMB(na, slot, &paddr);
146 	if (addr == NETMAP_BUF_BASE(na)) {
151 	rc = netmap_load_map(na, adapter->rx_buf_tag, rx_info->map, addr);
175 	struct netmap_adapter *na;
180 	na = NA(adapter->ifp);
181 	if (na == NULL) {
186 	if (na->rx_rings == NULL) {
192 	kring = na->rx_rings[qid];
207 	netmap_unload_map(na, adapter->rx_buf_tag, rx_info->map);
224 	struct netmap_adapter *na;
228 		na = NA(adapter->ifp);
229 		kring = (x == NR_RX) ? na->rx_rings[qid] : na->tx_rings[qid];
272 ena_netmap_reg(struct netmap_adapter *na, int onoff)
274 	struct ifnet *ifp = na->ifp;
287 			for (i = 0; i <= nma_get_nrings(na, t); i++) {
288 				kring = NMR(na, t)[i];
294 		nm_set_native_flags(na);
297 		nm_clear_native_flags(na);
299 			for (i = 0; i <= nma_get_nrings(na, t); i++) {
300 				kring = NMR(na, t)[i];
312 		nm_clear_native_flags(na);
502 ena_netmap_copy_data(struct netmap_adapter *na, struct netmap_slot *slots,
513 		slot_vaddr = NMB(na, nm_slot);
528 ena_netmap_map_single_slot(struct netmap_adapter *na, struct netmap_slot *slot,
533 	*vaddr = PNMB(na, slot, paddr);
539 	rc = netmap_load_map(na, dmatag, dmamap, *vaddr);
600 			*push_hdr = NMB(ctx->na, slot);
611 			rc = ena_netmap_copy_data(ctx->na,
638 			rc = ena_netmap_map_single_slot(ctx->na,
691 				rc = ena_netmap_map_single_slot(ctx->na,
740 		rc = ena_netmap_map_single_slot(ctx->na,
796 		netmap_unload_map(ctx->na, ctx->adapter->tx_buf_tag,
855 		netmap_unload_map(ctx->na, ctx->adapter->tx_buf_tag,
907 	if (unlikely((if_getdrvflags(ctx.na->ifp) & IFF_DRV_RUNNING) == 0))
1032 	netmap_unload_map(ctx->na, ctx->adapter->rx_buf_tag, rx_info->map);
1079 	ctx->na = kring->na;
1080 	ctx->adapter = ctx->na->ifp->if_softc;
1090 	struct netmap_adapter *na = NA(adapter->ifp);
1092 	netmap_unload_map(na, adapter->tx_buf_tag, map);