84 	if_t			 ifp;  member
94 	if_t			 ifp;  member
108 static int ntb_ioctl(if_t ifp, u_long command, caddr_t data);
109 static int ntb_transmit(if_t ifp, struct mbuf *m);
117 static void ntb_qflush(if_t ifp);
133 	if_t ifp;  in ntb_net_attach()  local
138 	ifp = sc->ifp = if_gethandle(IFT_ETHER);  in ntb_net_attach()
139 	if_initname(ifp, device_get_name(dev), device_get_unit(dev));  in ntb_net_attach()
140 	if_setdev(ifp, dev);  in ntb_net_attach()
150 		q->ifp = ifp;  in ntb_net_attach()
167 	if_setinitfn(ifp, ntb_net_init);  in ntb_net_attach()
168 	if_setsoftc(ifp, sc);  in ntb_net_attach()
169 	if_setflags(ifp, IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST);  in ntb_net_attach()
170 	if_setioctlfn(ifp, ntb_ioctl);  in ntb_net_attach()
171 	if_settransmitfn(ifp, ntb_transmit);  in ntb_net_attach()
172 	if_setqflushfn(ifp, ntb_qflush);  in ntb_net_attach()
174 	ether_ifattach(ifp, sc->eaddr);  in ntb_net_attach()
175 	if_setcapabilities(ifp, IFCAP_HWCSUM | IFCAP_HWCSUM_IPV6 |  in ntb_net_attach()
177 	if_setcapenable(ifp, IFCAP_JUMBO_MTU | IFCAP_LINKSTATE);  in ntb_net_attach()
178 	if_setmtu(ifp, sc->mtu - ETHER_HDR_LEN);  in ntb_net_attach()
199 	ether_ifdetach(sc->ifp);  in ntb_net_detach()
200 	if_free(sc->ifp);  in ntb_net_detach()
220 	if_t ifp = sc->ifp;  in ntb_net_init()  local
222 	if_setdrvflagbits(ifp, IFF_DRV_RUNNING, IFF_DRV_OACTIVE);  in ntb_net_init()
223 	if_setbaudrate(ifp, ntb_transport_link_speed(sc->queues[0].qp));  in ntb_net_init()
224 	if_link_state_change(ifp, ntb_transport_link_query(sc->queues[0].qp) ?  in ntb_net_init()
229 ntb_ioctl(if_t ifp, u_long command, caddr_t data)  in ntb_ioctl()  argument
231 	struct ntb_net_ctx *sc = if_getsoftc(ifp);  in ntb_ioctl()
248 		if_setmtu(ifp, ifr->ifr_mtu);  in ntb_ioctl()
254 		error = ifmedia_ioctl(ifp, ifr, &sc->media, command);  in ntb_ioctl()
259 			if_setcapenablebit(ifp, IFCAP_RXCSUM, 0);  in ntb_ioctl()
261 			if_setcapenablebit(ifp, 0, IFCAP_RXCSUM);  in ntb_ioctl()
263 			if_setcapenablebit(ifp, IFCAP_TXCSUM, 0);  in ntb_ioctl()
264 			if_sethwassistbits(ifp, NTB_CSUM_FEATURES, 0);  in ntb_ioctl()
266 			if_setcapenablebit(ifp, 0, IFCAP_TXCSUM);  in ntb_ioctl()
267 			if_sethwassistbits(ifp, 0, NTB_CSUM_FEATURES);  in ntb_ioctl()
270 			if_setcapenablebit(ifp, IFCAP_RXCSUM_IPV6, 0);  in ntb_ioctl()
272 			if_setcapenablebit(ifp, 0, IFCAP_RXCSUM_IPV6);  in ntb_ioctl()
274 			if_setcapenablebit(ifp, IFCAP_TXCSUM_IPV6, 0);  in ntb_ioctl()
275 			if_sethwassistbits(ifp, NTB_CSUM_FEATURES6, 0);  in ntb_ioctl()
277 			if_setcapenablebit(ifp, 0, IFCAP_TXCSUM_IPV6);  in ntb_ioctl()
278 			if_sethwassistbits(ifp, 0, NTB_CSUM_FEATURES6);  in ntb_ioctl()
283 		error = ether_ioctl(ifp, command, data);  in ntb_ioctl()
291 ntb_ifmedia_upd(struct ifnet *ifp)  in ntb_ifmedia_upd()  argument
293 	struct ntb_net_ctx *sc = if_getsoftc(ifp);  in ntb_ifmedia_upd()
303 ntb_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr)  in ntb_ifmedia_sts()  argument
305 	struct ntb_net_ctx *sc = if_getsoftc(ifp);  in ntb_ifmedia_sts()
316 	if_t ifp = q->ifp;  in ntb_transmit_locked()  local
322 	while ((m = drbr_peek(ifp, q->br)) != NULL) {  in ntb_transmit_locked()
324 		ether_bpf_mtap_if(ifp, m);  in ntb_transmit_locked()
331 				drbr_putback(ifp, q->br, m);  in ntb_transmit_locked()
337 				drbr_advance(ifp, q->br);  in ntb_transmit_locked()
338 				if_inc_counter(ifp, IFCOUNTER_OERRORS, 1);  in ntb_transmit_locked()
342 		drbr_advance(ifp, q->br);  in ntb_transmit_locked()
343 		if_inc_counter(ifp, IFCOUNTER_OPACKETS, 1);  in ntb_transmit_locked()
344 		if_inc_counter(ifp, IFCOUNTER_OBYTES, len);  in ntb_transmit_locked()
346 			if_inc_counter(ifp, IFCOUNTER_OMCASTS, 1);  in ntb_transmit_locked()
351 ntb_transmit(if_t ifp, struct mbuf *m)  in ntb_transmit()  argument
353 	struct ntb_net_ctx *sc = if_getsoftc(ifp);  in ntb_transmit()
364 	error = drbr_enqueue(ifp, q->br, m);  in ntb_transmit()
400 ntb_qflush(if_t ifp)  in ntb_qflush()  argument
402 	struct ntb_net_ctx *sc = if_getsoftc(ifp);  in ntb_qflush()
414 	if_qflush(ifp);  in ntb_qflush()
434 	if_t ifp = q->ifp;  in ntb_net_rx_handler()  local
439 		if_inc_counter(ifp, IFCOUNTER_IERRORS, 1);  in ntb_net_rx_handler()
443 	m->m_pkthdr.rcvif = ifp;  in ntb_net_rx_handler()
448 	if (if_getcapenable(ifp) & (IFCAP_RXCSUM | IFCAP_RXCSUM_IPV6)) {  in ntb_net_rx_handler()
452 			if (if_getcapenable(ifp) & IFCAP_RXCSUM) {  in ntb_net_rx_handler()
458 			if (if_getcapenable(ifp) & IFCAP_RXCSUM_IPV6) {  in ntb_net_rx_handler()
465 	if_inc_counter(ifp, IFCOUNTER_IPACKETS, 1);  in ntb_net_rx_handler()
466 	if_input(ifp, m);  in ntb_net_rx_handler()
474 	if_setbaudrate(q->ifp, ntb_transport_link_speed(q->qp));  in ntb_net_event_handler()
475 	if_link_state_change(q->ifp, (status == NTB_LINK_UP) ? LINK_STATE_UP :  in ntb_net_event_handler()