diff --git a/sys/dev/ixgbe/if_fdir.c b/sys/dev/ixgbe/if_fdir.c
--- a/sys/dev/ixgbe/if_fdir.c
+++ b/sys/dev/ixgbe/if_fdir.c
@@ -54,7 +54,7 @@
 {
 	if_ctx_t       ctx = context;
 	struct ixgbe_softc *sc = iflib_get_softc(ctx);
-	struct ifnet   *ifp = iflib_get_ifp(ctx);
+	if_t           ifp = iflib_get_ifp(ctx);
 
 	if (!(sc->feat_en & IXGBE_FEATURE_FDIR))
 		return;
@@ -65,7 +65,7 @@
 	/* re-enable flow director interrupts */
 	IXGBE_WRITE_REG(&sc->hw, IXGBE_EIMS, IXGBE_EIMS_FLOW_DIR);
 	/* Restart the interface */
-	ifp->if_drv_flags |= IFF_DRV_RUNNING;
+	if_setdrvflagbits(ifp, IFF_DRV_RUNNING, 0);
 } /* ixgbe_reinit_fdir */
 
 /************************************************************************
diff --git a/sys/dev/ixgbe/if_ix.c b/sys/dev/ixgbe/if_ix.c
--- a/sys/dev/ixgbe/if_ix.c
+++ b/sys/dev/ixgbe/if_ix.c
@@ -666,7 +666,7 @@
 	struct ixgbe_softc     *sc = iflib_get_softc(ctx);
 	if_softc_ctx_t     scctx = sc->shared;
 	struct ixgbe_hw    *hw = &sc->hw;
-	struct ifnet       *ifp = iflib_get_ifp(ctx);
+	if_t               ifp = iflib_get_ifp(ctx);
 	struct ix_rx_queue *que;
 	int                i, j;
 	u32                bufsz, fctrl, srrctl, rxcsum;
@@ -689,7 +689,7 @@
 
 	/* Set for Jumbo Frames? */
 	hlreg = IXGBE_READ_REG(hw, IXGBE_HLREG0);
-	if (ifp->if_mtu > ETHERMTU)
+	if (if_getmtu(ifp) > ETHERMTU)
 		hlreg |= IXGBE_HLREG0_JUMBOEN;
 	else
 		hlreg &= ~IXGBE_HLREG0_JUMBOEN;
@@ -759,7 +759,7 @@
 		rxcsum |= IXGBE_RXCSUM_PCSD;
 	}
 
-	if (ifp->if_capenable & IFCAP_RXCSUM)
+	if (if_getcapenable(ifp) & IFCAP_RXCSUM)
 		rxcsum |= IXGBE_RXCSUM_PCSD;
 
 	/* This is useful for calculating UDP/IP fragment checksums */
@@ -1170,14 +1170,14 @@
 static int
 ixgbe_setup_interface(if_ctx_t ctx)
 {
-	struct ifnet   *ifp = iflib_get_ifp(ctx);
+	if_t               ifp = iflib_get_ifp(ctx);
 	struct ixgbe_softc *sc = iflib_get_softc(ctx);
 
 	INIT_DEBUGOUT("ixgbe_setup_interface: begin");
 
 	if_setbaudrate(ifp, IF_Gbps(10));
 
-	sc->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
+	sc->max_frame_size = if_getmtu(ifp) + ETHER_HDR_LEN + ETHER_CRC_LEN;
 
 	sc->phy_layer = ixgbe_get_supported_physical_layer(&sc->hw);
 
@@ -1915,7 +1915,7 @@
 static void
 ixgbe_setup_vlan_hw_support(if_ctx_t ctx)
 {
-	struct ifnet	*ifp = iflib_get_ifp(ctx);
+	if_t            ifp = iflib_get_ifp(ctx);
 	struct ixgbe_softc  *sc = iflib_get_softc(ctx);
 	struct ixgbe_hw *hw = &sc->hw;
 	struct rx_ring  *rxr;
@@ -1929,7 +1929,7 @@
 	 * the VFTA and other state, so if there
 	 * have been no vlan's registered do nothing.
 	 */
-	if (sc->num_vlans == 0 || (ifp->if_capenable & IFCAP_VLAN_HWTAGGING) == 0) {
+	if (sc->num_vlans == 0 || (if_getcapenable(ifp) & IFCAP_VLAN_HWTAGGING) == 0) {
 		/* Clear the vlan hw flag */
 		for (i = 0; i < sc->num_rx_queues; i++) {
 			rxr = &sc->rx_queues[i].rxr;
@@ -1952,7 +1952,7 @@
 	}
 
 	/* Setup the queues for vlans */
-	if (ifp->if_capenable & IFCAP_VLAN_HWTAGGING) {
+	if (if_getcapenable(ifp) & IFCAP_VLAN_HWTAGGING) {
 		for (i = 0; i < sc->num_rx_queues; i++) {
 			rxr = &sc->rx_queues[i].rxr;
 			/* On 82599 the VLAN enable is per/queue in RXDCTL */
@@ -1965,7 +1965,7 @@
 		}
 	}
 
-	if ((ifp->if_capenable & IFCAP_VLAN_HWFILTER) == 0)
+	if ((if_getcapenable(ifp) & IFCAP_VLAN_HWFILTER) == 0)
 		return;
 	/*
 	 * A soft reset zero's out the VFTA, so
@@ -1978,7 +1978,7 @@
 
 	ctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
 	/* Enable the Filter Table if enabled */
-	if (ifp->if_capenable & IFCAP_VLAN_HWFILTER) {
+	if (if_getcapenable(ifp) & IFCAP_VLAN_HWFILTER) {
 		ctrl &= ~IXGBE_VLNCTRL_CFIEN;
 		ctrl |= IXGBE_VLNCTRL_VFE;
 	}
@@ -2208,10 +2208,10 @@
 {
 	struct ix_rx_queue *que = arg;
 	struct ixgbe_softc     *sc = que->sc;
-	struct ifnet       *ifp = iflib_get_ifp(que->sc->ctx);
+	if_t               ifp = iflib_get_ifp(que->sc->ctx);
 
 	/* Protect against spurious interrupts */
-	if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
+	if ((if_getdrvflags(ifp) & IFF_DRV_RUNNING) == 0)
 		return (FILTER_HANDLED);
 
 	ixgbe_disable_queue(sc, que->msix);
@@ -2493,13 +2493,13 @@
 ixgbe_if_promisc_set(if_ctx_t ctx, int flags)
 {
 	struct ixgbe_softc *sc = iflib_get_softc(ctx);
-	struct ifnet   *ifp = iflib_get_ifp(ctx);
+	if_t           ifp = iflib_get_ifp(ctx);
 	u32            rctl;
 	int            mcnt = 0;
 
 	rctl = IXGBE_READ_REG(&sc->hw, IXGBE_FCTRL);
 	rctl &= (~IXGBE_FCTRL_UPE);
-	if (ifp->if_flags & IFF_ALLMULTI)
+	if (if_getflags(ifp) & IFF_ALLMULTI)
 		mcnt = MAX_NUM_MULTICAST_ADDRESSES;
 	else {
 		mcnt = min(if_llmaddr_count(ifp), MAX_NUM_MULTICAST_ADDRESSES);
@@ -2508,10 +2508,10 @@
 		rctl &= (~IXGBE_FCTRL_MPE);
 	IXGBE_WRITE_REG(&sc->hw, IXGBE_FCTRL, rctl);
 
-	if (ifp->if_flags & IFF_PROMISC) {
+	if (if_getflags(ifp) & IFF_PROMISC) {
 		rctl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE);
 		IXGBE_WRITE_REG(&sc->hw, IXGBE_FCTRL, rctl);
-	} else if (ifp->if_flags & IFF_ALLMULTI) {
+	} else if (if_getflags(ifp) & IFF_ALLMULTI) {
 		rctl |= IXGBE_FCTRL_MPE;
 		rctl &= ~IXGBE_FCTRL_UPE;
 		IXGBE_WRITE_REG(&sc->hw, IXGBE_FCTRL, rctl);
@@ -2926,7 +2926,7 @@
 {
 	struct ixgbe_softc  *sc = iflib_get_softc(ctx);
 	device_t        dev = iflib_get_dev(ctx);
-	struct ifnet    *ifp = iflib_get_ifp(ctx);
+	if_t            ifp = iflib_get_ifp(ctx);
 	struct ixgbe_hw *hw = &sc->hw;
 	u32             wus;
 
@@ -2945,7 +2945,7 @@
 	 * Required after D3->D0 transition;
 	 * will re-advertise all previous advertised speeds
 	 */
-	if (ifp->if_flags & IFF_UP)
+	if (if_getflags(ifp) & IFF_UP)
 		ixgbe_if_init(ctx);
 
 	return (0);
@@ -3033,7 +3033,7 @@
 ixgbe_if_init(if_ctx_t ctx)
 {
 	struct ixgbe_softc     *sc = iflib_get_softc(ctx);
-	struct ifnet       *ifp = iflib_get_ifp(ctx);
+	if_t               ifp = iflib_get_ifp(ctx);
 	device_t           dev = iflib_get_dev(ctx);
 	struct ixgbe_hw *hw = &sc->hw;
 	struct ix_rx_queue *rx_que;
@@ -3053,7 +3053,7 @@
 	ixgbe_set_rar(hw, 0, hw->mac.addr, sc->pool, IXGBE_RAH_AV);
 
 	/* Get the latest mac address, User can use a LAA */
-	bcopy(IF_LLADDR(ifp), hw->mac.addr, IXGBE_ETH_LENGTH_OF_ADDRESS);
+	bcopy(if_getlladdr(ifp), hw->mac.addr, IXGBE_ETH_LENGTH_OF_ADDRESS);
 	ixgbe_set_rar(hw, 0, hw->mac.addr, sc->pool, 1);
 	hw->addr_ctrl.rar_used_count = 1;
 
@@ -3082,7 +3082,7 @@
 	ixgbe_config_gpie(sc);
 
 	/* Set MTU size */
-	if (ifp->if_mtu > ETHERMTU) {
+	if (if_getmtu(ifp) > ETHERMTU) {
 		/* aka IXGBE_MAXFRS on 82599 and newer */
 		mhadd = IXGBE_READ_REG(hw, IXGBE_MHADD);
 		mhadd &= ~IXGBE_MHADD_MFS_MASK;
@@ -3412,7 +3412,7 @@
 {
 	struct ixgbe_softc       *sc = iflib_get_softc(ctx);
 	struct ixgbe_mc_addr *mta;
-	struct ifnet         *ifp = iflib_get_ifp(ctx);
+	if_t                  ifp = iflib_get_ifp(ctx);
 	u8                   *update_ptr;
 	u32                  fctrl;
 	u_int		     mcnt;
@@ -3432,10 +3432,10 @@
 
 	fctrl = IXGBE_READ_REG(&sc->hw, IXGBE_FCTRL);
 
-	if (ifp->if_flags & IFF_PROMISC)
+	if (if_getflags(ifp) & IFF_PROMISC)
 		fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE);
 	else if (mcnt >= MAX_NUM_MULTICAST_ADDRESSES ||
-	    ifp->if_flags & IFF_ALLMULTI) {
+	    if_getflags(ifp) & IFF_ALLMULTI) {
 		fctrl |= IXGBE_FCTRL_MPE;
 		fctrl &= ~IXGBE_FCTRL_UPE;
 	} else
@@ -4316,7 +4316,7 @@
 ixgbe_sysctl_dmac(SYSCTL_HANDLER_ARGS)
 {
 	struct ixgbe_softc *sc = (struct ixgbe_softc *)arg1;
-	struct ifnet   *ifp = iflib_get_ifp(sc->ctx);
+	if_t           ifp = iflib_get_ifp(sc->ctx);
 	int            error;
 	u16            newval;
 
@@ -4351,8 +4351,8 @@
 	}
 
 	/* Re-initialize hardware if it's already running */
-	if (ifp->if_drv_flags & IFF_DRV_RUNNING)
-		ifp->if_init(ifp);
+	if (if_getdrvflags(ifp) & IFF_DRV_RUNNING)
+		if_init(ifp, ifp);
 
 	return (0);
 } /* ixgbe_sysctl_dmac */
@@ -4606,7 +4606,7 @@
 {
 	struct ixgbe_softc *sc = (struct ixgbe_softc *)arg1;
 	device_t       dev = sc->dev;
-	struct ifnet   *ifp = iflib_get_ifp(sc->ctx);
+	if_t           ifp = iflib_get_ifp(sc->ctx);
 	int            curr_eee, new_eee, error = 0;
 	s32            retval;
 
@@ -4635,7 +4635,7 @@
 	}
 
 	/* Restart auto-neg */
-	ifp->if_init(ifp);
+	if_init(ifp, ifp);
 
 	device_printf(dev, "New EEE state: %d\n", new_eee);
 
diff --git a/sys/dev/ixgbe/if_ixv.c b/sys/dev/ixgbe/if_ixv.c
--- a/sys/dev/ixgbe/if_ixv.c
+++ b/sys/dev/ixgbe/if_ixv.c
@@ -574,15 +574,15 @@
 ixv_if_mtu_set(if_ctx_t ctx, uint32_t mtu)
 {
 	struct ixgbe_softc *sc = iflib_get_softc(ctx);
-	struct ifnet   *ifp = iflib_get_ifp(ctx);
+	if_t ifp = iflib_get_ifp(ctx);
 	int            error = 0;
 
 	IOCTL_DEBUGOUT("ioctl: SIOCSIFMTU (Set Interface MTU)");
 	if (mtu > IXGBE_MAX_FRAME_SIZE - IXGBE_MTU_HDR) {
 		error = EINVAL;
 	} else {
-		ifp->if_mtu = mtu;
-		sc->max_frame_size = ifp->if_mtu + IXGBE_MTU_HDR;
+		if_setmtu(ifp, mtu);
+		sc->max_frame_size = if_getmtu(ifp) + IXGBE_MTU_HDR;
 	}
 
 	return error;
@@ -602,7 +602,7 @@
 ixv_if_init(if_ctx_t ctx)
 {
 	struct ixgbe_softc  *sc = iflib_get_softc(ctx);
-	struct ifnet    *ifp = iflib_get_ifp(ctx);
+	if_t ifp = iflib_get_ifp(ctx);
 	device_t        dev = iflib_get_dev(ctx);
 	struct ixgbe_hw *hw = &sc->hw;
 	int             error = 0;
@@ -615,7 +615,7 @@
 	hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, IXGBE_RAH_AV);
 
 	/* Get the latest mac address, User can use a LAA */
-	bcopy(IF_LLADDR(ifp), hw->mac.addr, IXGBE_ETH_LENGTH_OF_ADDRESS);
+	bcopy(if_getlladdr(ifp), hw->mac.addr, IXGBE_ETH_LENGTH_OF_ADDRESS);
 	hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0, 1);
 
 	/* Reset VF and renegotiate mailbox API version */
@@ -834,6 +834,15 @@
 } /* ixv_negotiate_api */
 
 
+static u_int
+ixv_if_multi_set_cb(void *cb_arg, struct sockaddr_dl *addr, u_int cnt)
+{
+	bcopy(LLADDR(addr), &((u8 *)cb_arg)[cnt * IXGBE_ETH_LENGTH_OF_ADDRESS],
+	    IXGBE_ETH_LENGTH_OF_ADDRESS);
+
+	return (++cnt);
+}
+
 /************************************************************************
  * ixv_if_multi_set - Multicast Update
  *
@@ -845,20 +854,12 @@
 	u8       mta[MAX_NUM_MULTICAST_ADDRESSES * IXGBE_ETH_LENGTH_OF_ADDRESS];
 	struct ixgbe_softc     *sc = iflib_get_softc(ctx);
 	u8                 *update_ptr;
-	struct ifmultiaddr *ifma;
 	if_t               ifp = iflib_get_ifp(ctx);
 	int                mcnt = 0;
 
 	IOCTL_DEBUGOUT("ixv_if_multi_set: begin");
 
-	CK_STAILQ_FOREACH(ifma, &ifp->if_multiaddrs, ifma_link) {
-		if (ifma->ifma_addr->sa_family != AF_LINK)
-			continue;
-		bcopy(LLADDR((struct sockaddr_dl *)ifma->ifma_addr),
-		    &mta[mcnt * IXGBE_ETH_LENGTH_OF_ADDRESS],
-		    IXGBE_ETH_LENGTH_OF_ADDRESS);
-		mcnt++;
-	}
+	mcnt = if_foreach_llmaddr(ifp, ixv_if_multi_set_cb, mta);
 
 	update_ptr = mta;
 
@@ -925,7 +926,7 @@
 	if (status != IXGBE_SUCCESS && sc->hw.adapter_stopped == false) {
 		/* Mailbox's Clear To Send status is lost or timeout occurred.
 		 * We need reinitialization. */
-		iflib_get_ifp(ctx)->if_init(ctx);
+		if_init(iflib_get_ifp(ctx), ctx);
 	}
 
 	if (sc->link_up && sc->link_enabled) {
@@ -1159,15 +1160,15 @@
 {
 	struct ixgbe_softc *sc = iflib_get_softc(ctx);
 	if_softc_ctx_t scctx = sc->shared;
-	struct ifnet   *ifp = iflib_get_ifp(ctx);
+	if_t           ifp = iflib_get_ifp(ctx);
 
 	INIT_DEBUGOUT("ixv_setup_interface: begin");
 
 	if_setbaudrate(ifp, IF_Gbps(10));
-	ifp->if_snd.ifq_maxlen = scctx->isc_ntxd[0] - 2;
+	if_setsendqlen(ifp, scctx->isc_ntxd[0] - 2);
 
 
-	sc->max_frame_size = ifp->if_mtu + IXGBE_MTU_HDR;
+	sc->max_frame_size = if_getmtu(ifp) + IXGBE_MTU_HDR;
 	ifmedia_add(sc->media, IFM_ETHER | IFM_AUTO, 0, NULL);
 	ifmedia_set(sc->media, IFM_ETHER | IFM_AUTO);
 
@@ -1379,11 +1380,11 @@
 	struct ixgbe_softc *sc = iflib_get_softc(ctx);
 	if_softc_ctx_t     scctx;
 	struct ixgbe_hw    *hw = &sc->hw;
-	struct ifnet       *ifp = iflib_get_ifp(ctx);
+	if_t               ifp = iflib_get_ifp(ctx);
 	struct ix_rx_queue *que = sc->rx_queues;
 	u32                bufsz, psrtype;
 
-	if (ifp->if_mtu > ETHERMTU)
+	if (if_getmtu(ifp) > ETHERMTU)
 		bufsz = 4096 >> IXGBE_SRRCTL_BSIZEPKT_SHIFT;
 	else
 		bufsz = 2048 >> IXGBE_SRRCTL_BSIZEPKT_SHIFT;
@@ -1474,7 +1475,7 @@
 		 * RDT points to the last slot available for reception (?),
 		 * so RDT = num_rx_desc - 1 means the whole ring is available.
 		 */
-		if (ifp->if_capenable & IFCAP_NETMAP) {
+		if (if_getcapenable(ifp) & IFCAP_NETMAP) {
 			struct netmap_adapter *na = NA(ifp);
 			struct netmap_kring *kring = na->rx_rings[j];
 			int t = na->num_rx_desc - 1 - nm_kr_rxspace(kring);
@@ -1500,7 +1501,7 @@
 static void
 ixv_setup_vlan_support(if_ctx_t ctx)
 {
-	struct ifnet	*ifp = iflib_get_ifp(ctx);
+	if_t            ifp = iflib_get_ifp(ctx);
 	struct ixgbe_softc  *sc = iflib_get_softc(ctx);
 	struct ixgbe_hw *hw = &sc->hw;
 	u32             ctrl, vid, vfta, retry;
@@ -1514,7 +1515,7 @@
 	if (sc->num_vlans == 0)
 		return;
 
-	if (ifp->if_capenable & IFCAP_VLAN_HWTAGGING) {
+	if (if_getcapenable(ifp) & IFCAP_VLAN_HWTAGGING) {
 		/* Enable the queues */
 		for (int i = 0; i < sc->num_rx_queues; i++) {
 			ctrl = IXGBE_READ_REG(hw, IXGBE_VFRXDCTL(i));
@@ -1532,7 +1533,7 @@
 	 * If filtering VLAN tags is disabled,
 	 * there is no need to fill VLAN Filter Table Array (VFTA).
 	 */
-	if ((ifp->if_capenable & IFCAP_VLAN_HWFILTER) == 0)
+	if ((if_getcapenable(ifp) & IFCAP_VLAN_HWFILTER) == 0)
 		return;
 
 	/*
diff --git a/sys/dev/ixgbe/if_sriov.c b/sys/dev/ixgbe/if_sriov.c
--- a/sys/dev/ixgbe/if_sriov.c
+++ b/sys/dev/ixgbe/if_sriov.c
@@ -575,7 +575,7 @@
 {
 	struct ixgbe_softc  *sc = iflib_get_softc(ctx);
 #ifdef KTR
-	struct ifnet	*ifp = iflib_get_ifp(ctx);
+	if_t		ifp = iflib_get_ifp(ctx);
 #endif
 	struct ixgbe_hw *hw;
 	uint32_t msg[IXGBE_VFMAILBOX_SIZE];
@@ -588,7 +588,7 @@
 	if (error != 0)
 		return;
 
-	CTR3(KTR_MALLOC, "%s: received msg %x from %d", ifp->if_xname,
+	CTR3(KTR_MALLOC, "%s: received msg %x from %d", if_name(ifp),
 	    msg[0], vf->pool);
 	if (msg[0] == IXGBE_VF_RESET) {
 		ixgbe_vf_reset_msg(sc, vf, msg);