static int
fwe_detach(device_t dev)
{
struct fwe_softc *fwe;
struct ifnet *ifp;
int s;
fwe = device_get_softc(dev);
ifp = fwe->eth_softc.ifp;
#ifdef DEVICE_POLLING
if (ifp->if_capenable & IFCAP_POLLING)
ether_poll_deregister(ifp);
#endif
s = splimp();
fwe_stop(fwe);
#if defined(__DragonFly__) || __FreeBSD_version < 500000
ether_ifdetach(ifp, 1);
#else
ether_ifdetach(ifp);
if_free(ifp);
#endif
splx(s);
mtx_destroy(&fwe->mtx);
return 0;
}
static int
an_attach_isa(device_t dev)
{
struct an_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
int flags = device_get_flags(dev);
int error;
an_alloc_port(dev, sc->port_rid, 1);
an_alloc_irq(dev, sc->irq_rid, 0);
sc->an_bhandle = rman_get_bushandle(sc->port_res);
sc->an_btag = rman_get_bustag(sc->port_res);
error = an_attach(sc, dev, flags);
if (error)
goto fail;
error = bus_setup_intr(dev, sc->irq_res, INTR_MPSAFE,
an_intr, sc, &sc->irq_handle,
sc->arpcom.ac_if.if_serializer);
if (error) {
ether_ifdetach(&sc->arpcom.ac_if);
ifmedia_removeall(&sc->an_ifmedia);
goto fail;
}
ifq_set_cpuid(&ifp->if_snd, rman_get_cpuid(sc->irq_res));
return (0);
fail:
an_release_resources(dev);
return(error);
}
/*
* Detach the driver from the hardware and other systems in the kernel.
*/
int
ed_detach(device_t dev)
{
struct ed_softc *sc = device_get_softc(dev);
struct ifnet *ifp = sc->ifp;
if (mtx_initialized(ED_MUTEX(sc)))
ED_ASSERT_UNLOCKED(sc);
if (ifp) {
ED_LOCK(sc);
if (bus_child_present(dev))
ed_stop(sc);
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
ED_UNLOCK(sc);
ether_ifdetach(ifp);
callout_drain(&sc->tick_ch);
}
if (sc->irq_res != NULL && sc->irq_handle)
bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
ed_release_resources(dev);
if (sc->miibus)
device_delete_child(dev, sc->miibus);
if (mtx_initialized(ED_MUTEX(sc)))
ED_LOCK_DESTROY(sc);
bus_generic_detach(dev);
return (0);
}
int
vte_detach(struct device *self, int flags)
{
struct vte_softc *sc = (struct vte_softc *)self;
struct ifnet *ifp = &sc->sc_arpcom.ac_if;
int s;
s = splnet();
vte_stop(sc);
splx(s);
mii_detach(&sc->sc_miibus, MII_PHY_ANY, MII_OFFSET_ANY);
/* Delete all remaining media. */
ifmedia_delete_instance(&sc->sc_miibus.mii_media, IFM_INST_ANY);
ether_ifdetach(ifp);
if_detach(ifp);
vte_dma_free(sc);
if (sc->sc_irq_handle != NULL) {
pci_intr_disestablish(sc->sc_pct, sc->sc_irq_handle);
sc->sc_irq_handle = NULL;
}
return (0);
}
static int
shmif_unclone(struct ifnet *ifp)
{
struct shmif_sc *sc = ifp->if_softc;
shmif_stop(ifp, 1);
if_down(ifp);
finibackend(sc);
mutex_enter(&sc->sc_mtx);
sc->sc_dying = true;
cv_broadcast(&sc->sc_cv);
mutex_exit(&sc->sc_mtx);
if (sc->sc_rcvl)
kthread_join(sc->sc_rcvl);
sc->sc_rcvl = NULL;
vmem_xfree(shmif_units, sc->sc_unit+1, 1);
ether_ifdetach(ifp);
if_detach(ifp);
cv_destroy(&sc->sc_cv);
mutex_destroy(&sc->sc_mtx);
kmem_free(sc, sizeof(*sc));
return 0;
}
void
ipfw_log_bpf(int onoff)
{
struct ifnet *ifp;
if (onoff) {
if (log_if)
return;
ifp = if_alloc(IFT_ETHER);
if (ifp == NULL)
return;
if_initname(ifp, "ipfw", 0);
ifp->if_mtu = 65536;
ifp->if_flags = IFF_UP | IFF_SIMPLEX | IFF_MULTICAST;
ifp->if_init = (void *)log_dummy;
ifp->if_ioctl = log_dummy;
ifp->if_start = (void *)log_dummy;
ifp->if_output = (void *)log_dummy;
ifp->if_addrlen = 6;
ifp->if_hdrlen = 14;
if_attach(ifp);
ifp->if_baudrate = IF_Mbps(10);
bpfattach(ifp, DLT_EN10MB, 14);
log_if = ifp;
} else {
if (log_if) {
ether_ifdetach(log_if);
if_free(log_if);
}
log_if = NULL;
}
}
/*
* Cardbus detach function: deallocate all resources
*/
int
re_cardbus_detach(struct device *self, int flags)
{
struct re_cardbus_softc *csc = (void *)self;
struct rl_softc *sc = &csc->sc_rl;
struct cardbus_devfunc *ct = csc->ct;
struct ifnet *ifp = &sc->sc_arpcom.ac_if;
/* Remove timeout handler */
timeout_del(&sc->timer_handle);
/* Detach PHY */
if (LIST_FIRST(&sc->sc_mii.mii_phys) != NULL)
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
/* Delete media stuff */
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
ether_ifdetach(ifp);
if_detach(ifp);
/* Disable interrupts */
if (csc->sc_ih != NULL)
cardbus_intr_disestablish(ct->ct_cc, ct->ct_cf, csc->sc_ih);
/* Free cardbus resources */
Cardbus_mapreg_unmap(ct, csc->sc_bar_reg, sc->rl_btag, sc->rl_bhandle,
csc->sc_mapsize);
return (0);
}
int
re_pci_detach(struct device *self, int flags)
{
struct re_pci_softc *psc = (struct re_pci_softc *)self;
struct rl_softc *sc = &psc->sc_rl;
struct ifnet *ifp = &sc->sc_arpcom.ac_if;
/* Remove timeout handler */
timeout_del(&sc->timer_handle);
/* Detach PHY */
if (LIST_FIRST(&sc->sc_mii.mii_phys) != NULL)
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
/* Delete media stuff */
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
ether_ifdetach(ifp);
if_detach(ifp);
/* Disable interrupts */
if (psc->sc_ih != NULL)
pci_intr_disestablish(psc->sc_pc, psc->sc_ih);
/* Free pci resources */
bus_space_unmap(sc->rl_btag, sc->rl_bhandle, psc->sc_iosize);
return (0);
}
static int
txp_detach(device_t dev)
{
struct txp_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->sc_arpcom.ac_if;
int i;
lwkt_serialize_enter(ifp->if_serializer);
txp_stop(sc);
txp_shutdown(dev);
bus_teardown_intr(dev, sc->sc_irq, sc->sc_intrhand);
lwkt_serialize_exit(ifp->if_serializer);
ifmedia_removeall(&sc->sc_ifmedia);
ether_ifdetach(ifp);
for (i = 0; i < RXBUF_ENTRIES; i++)
kfree(sc->sc_rxbufs[i].rb_sd, M_DEVBUF);
txp_release_resources(dev);
return(0);
}
/*
* Dtor.
*/
static void
vether_clone_destroy(struct ifnet *ifp)
{
struct vether_softc *sc;
sc = ifp->if_softc;
VETHER_LOCK(sc);
vether_stop(ifp, 1);
ifp->if_flags &= ~IFF_UP;
VETHER_UNLOCK(sc);
mtx_lock(&vether_list_mtx);
LIST_REMOVE(sc, vether_list);
mtx_unlock(&vether_list_mtx);
/*
* Inverse element of ether_ifattach.
*/
ether_ifdetach(ifp);
/*
* Release bound ressources.
*/
if_free(ifp);
VETHER_LOCK_DESTROY(sc);
free(sc, M_DEVBUF);
}
static int
if_netmap_setup_interface(struct if_netmap_softc *sc)
{
struct ifnet *ifp;
ifp = sc->ifp = if_alloc(IFT_ETHER);
ifp->if_init = if_netmap_init;
ifp->if_softc = sc;
if_initname(ifp, sc->cfg->name, IF_DUNIT_NONE);
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
ifp->if_ioctl = if_netmap_ioctl;
ifp->if_start = if_netmap_start;
/* XXX what values? */
IFQ_SET_MAXLEN(&ifp->if_snd, if_netmap_txslots(sc->nm_host_ctx));
ifp->if_snd.ifq_drv_maxlen = if_netmap_txslots(sc->nm_host_ctx);
IFQ_SET_READY(&ifp->if_snd);
ifp->if_fib = sc->cfg->cdom;
ether_ifattach(ifp, sc->addr);
ifp->if_capabilities = ifp->if_capenable = IFCAP_HWSTATS;
mtx_init(&sc->tx_lock, "txlk", NULL, MTX_DEF);
cv_init(&sc->tx_cv, "txcv");
if (kthread_add(if_netmap_send, sc, NULL, &sc->tx_thread.thr, 0, 0, "nm_tx: %s", ifp->if_xname)) {
printf("Could not start transmit thread for %s (%s)\n", ifp->if_xname, sc->host_ifname);
ether_ifdetach(ifp);
if_free(ifp);
return (1);
}
if (kthread_add(if_netmap_receive, sc, NULL, &sc->rx_thread.thr, 0, 0, "nm_rx: %s", ifp->if_xname)) {
printf("Could not start receive thread for %s (%s)\n", ifp->if_xname, sc->host_ifname);
ether_ifdetach(ifp);
if_free(ifp);
return (1);
}
return (0);
}
/*
* Tear down vap state and reclaim the ifnet.
* The driver is assumed to have prepared for
* this; e.g. by turning off interrupts for the
* underlying device.
*/
void
ieee80211_vap_detach(struct ieee80211vap *vap)
{
struct ieee80211com *ic = vap->iv_ic;
struct ifnet *ifp = vap->iv_ifp;
IEEE80211_DPRINTF(vap, IEEE80211_MSG_STATE, "%s: %s parent %s\n",
__func__, ieee80211_opmode_name[vap->iv_opmode],
ic->ic_ifp->if_xname);
/* NB: bpfdetach is called by ether_ifdetach and claims all taps */
ether_ifdetach(ifp);
ieee80211_stop(vap);
/*
* Flush any deferred vap tasks.
*/
ieee80211_draintask(ic, &vap->iv_nstate_task);
ieee80211_draintask(ic, &vap->iv_swbmiss_task);
/* XXX band-aid until ifnet handles this for us */
taskqueue_drain(taskqueue_swi, &ifp->if_linktask);
IEEE80211_LOCK(ic);
KASSERT(vap->iv_state == IEEE80211_S_INIT , ("vap still running"));
TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
ieee80211_syncflag_locked(ic, IEEE80211_F_WME);
#ifdef IEEE80211_SUPPORT_SUPERG
ieee80211_syncflag_locked(ic, IEEE80211_F_TURBOP);
#endif
ieee80211_syncflag_locked(ic, IEEE80211_F_PCF);
ieee80211_syncflag_locked(ic, IEEE80211_F_BURST);
ieee80211_syncflag_ht_locked(ic, IEEE80211_FHT_HT);
ieee80211_syncflag_ht_locked(ic, IEEE80211_FHT_USEHT40);
/* NB: this handles the bpfdetach done below */
ieee80211_syncflag_ext_locked(ic, IEEE80211_FEXT_BPF);
ieee80211_syncifflag_locked(ic, IFF_PROMISC);
ieee80211_syncifflag_locked(ic, IFF_ALLMULTI);
IEEE80211_UNLOCK(ic);
ifmedia_removeall(&vap->iv_media);
ieee80211_radiotap_vdetach(vap);
ieee80211_regdomain_vdetach(vap);
ieee80211_scan_vdetach(vap);
#ifdef IEEE80211_SUPPORT_SUPERG
ieee80211_superg_vdetach(vap);
#endif
ieee80211_ht_vdetach(vap);
/* NB: must be before ieee80211_node_vdetach */
ieee80211_proto_vdetach(vap);
ieee80211_crypto_vdetach(vap);
ieee80211_power_vdetach(vap);
ieee80211_node_vdetach(vap);
ieee80211_sysctl_vdetach(vap);
if_free(ifp);
}
int
snc_attach(device_t dev)
{
struct snc_softc *sc = device_get_softc(dev);
u_int8_t myea[ETHER_ADDR_LEN];
int error;
if (snc_nec16_register_irq(sc, rman_get_start(sc->irq)) == 0 ||
snc_nec16_register_mem(sc, rman_get_start(sc->iomem)) == 0) {
snc_release_resources(dev);
return(ENOENT);
}
snc_nec16_get_enaddr(sc->sc_iot, sc->sc_ioh, myea);
device_printf(dev, "%s Ethernet\n", snc_nec16_detect_type(myea));
sc->sc_dev = dev;
sc->sncr_dcr = DCR_SYNC | DCR_WAIT0 |
DCR_DMABLOCK | DCR_RFT16 | DCR_TFT28;
sc->sncr_dcr2 = 0; /* XXX */
sc->bitmode = 0; /* 16 bit card */
sc->sc_nic_put = snc_nec16_nic_put;
sc->sc_nic_get = snc_nec16_nic_get;
sc->sc_writetodesc = snc_nec16_writetodesc;
sc->sc_readfromdesc = snc_nec16_readfromdesc;
sc->sc_copytobuf = snc_nec16_copytobuf;
sc->sc_copyfrombuf = snc_nec16_copyfrombuf;
sc->sc_zerobuf = snc_nec16_zerobuf;
/* sncsetup returns 1 if something fails */
if (sncsetup(sc, myea)) {
snc_release_resources(dev);
return(ENOENT);
}
mtx_init(&sc->sc_lock, device_get_nameunit(dev), MTX_NETWORK_LOCK,
MTX_DEF);
callout_init_mtx(&sc->sc_timer, &sc->sc_lock, 0);
error = sncconfig(sc, NULL, 0, 0, myea);
if (error) {
snc_release_resources(dev);
mtx_destroy(&sc->sc_lock);
return (error);
}
error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
NULL, sncintr, sc, &sc->irq_handle);
if (error) {
printf("snc_isa_attach: bus_setup_intr() failed\n");
ether_ifdetach(sc->sc_ifp);
snc_release_resources(dev);
mtx_destroy(&sc->sc_lock);
return (error);
}
return 0;
}
static int
fwe_detach(device_t dev)
{
struct fwe_softc *fwe;
int s;
fwe = (struct fwe_softc *)device_get_softc(dev);
s = splimp();
fwe_stop(fwe);
#if __FreeBSD_version >= 500000
ether_ifdetach(&fwe->fwe_if);
#else
ether_ifdetach(&fwe->fwe_if, 1);
#endif
splx(s);
return 0;
}
/* detach */
int
url_detach(device_t self, int flags)
{
struct url_softc *sc = device_private(self);
struct ifnet *ifp = GET_IFP(sc);
int s;
DPRINTF(("%s: %s: enter\n", device_xname(sc->sc_dev), __func__));
/* Detached before attached finished */
if (!sc->sc_attached)
return (0);
callout_stop(&sc->sc_stat_ch);
/* Remove any pending tasks */
usb_rem_task(sc->sc_udev, &sc->sc_tick_task);
usb_rem_task(sc->sc_udev, &sc->sc_stop_task);
s = splusb();
if (--sc->sc_refcnt >= 0) {
/* Wait for processes to go away */
usb_detach_waitold(sc->sc_dev);
}
if (ifp->if_flags & IFF_RUNNING)
url_stop(GET_IFP(sc), 1);
rnd_detach_source(&sc->rnd_source);
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
ether_ifdetach(ifp);
if_detach(ifp);
#ifdef DIAGNOSTIC
if (sc->sc_pipe_tx != NULL)
aprint_debug_dev(self, "detach has active tx endpoint.\n");
if (sc->sc_pipe_rx != NULL)
aprint_debug_dev(self, "detach has active rx endpoint.\n");
if (sc->sc_pipe_intr != NULL)
aprint_debug_dev(self, "detach has active intr endpoint.\n");
#endif
sc->sc_attached = 0;
splx(s);
rw_destroy(&sc->sc_mii_rwlock);
usbd_add_drv_event(USB_EVENT_DRIVER_DETACH, sc->sc_udev,
sc->sc_dev);
return (0);
}
static int
kr_detach(device_t dev)
{
struct kr_softc *sc = device_get_softc(dev);
struct ifnet *ifp = sc->kr_ifp;
KASSERT(mtx_initialized(&sc->kr_mtx), ("vr mutex not initialized"));
/* These should only be active if attach succeeded */
if (device_is_attached(dev)) {
KR_LOCK(sc);
sc->kr_detach = 1;
kr_stop(sc);
KR_UNLOCK(sc);
taskqueue_drain(taskqueue_swi, &sc->kr_link_task);
ether_ifdetach(ifp);
}
if (sc->kr_miibus)
device_delete_child(dev, sc->kr_miibus);
bus_generic_detach(dev);
if (sc->kr_rx_intrhand)
bus_teardown_intr(dev, sc->kr_rx_irq, sc->kr_rx_intrhand);
if (sc->kr_rx_irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->kr_rx_irq);
if (sc->kr_tx_intrhand)
bus_teardown_intr(dev, sc->kr_tx_irq, sc->kr_tx_intrhand);
if (sc->kr_tx_irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->kr_tx_irq);
if (sc->kr_rx_und_intrhand)
bus_teardown_intr(dev, sc->kr_rx_und_irq,
sc->kr_rx_und_intrhand);
if (sc->kr_rx_und_irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->kr_rx_und_irq);
if (sc->kr_tx_ovr_intrhand)
bus_teardown_intr(dev, sc->kr_tx_ovr_irq,
sc->kr_tx_ovr_intrhand);
if (sc->kr_tx_ovr_irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->kr_tx_ovr_irq);
if (sc->kr_res)
bus_release_resource(dev, SYS_RES_MEMORY, sc->kr_rid,
sc->kr_res);
if (ifp)
if_free(ifp);
kr_dma_free(sc);
mtx_destroy(&sc->kr_mtx);
return (0);
}
void
ieee80211_ifdetach(struct ifnet *ifp)
{
struct ieee80211com *ic = (void *)ifp;
ieee80211_proto_detach(ifp);
ieee80211_crypto_detach(ifp);
ieee80211_node_detach(ifp);
LIST_REMOVE(ic, ic_list);
ifmedia_delete_instance(&ic->ic_media, IFM_INST_ANY);
ether_ifdetach(ifp);
}
/*
* feunload - unload the driver and clear the table.
* XXX TODO:
* This is usually called when the card is ejected, but
* can be caused by a modunload of a controller driver.
* The idea is to reset the driver's view of the device
* and ensure that any driver entry points such as
* read and write do not hang.
*/
static int
fe_pccard_detach(device_t dev)
{
struct fe_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
fe_stop(sc);
ether_ifdetach(ifp);
bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
fe_release_resource(dev);
return 0;
}
static void
sfxge_ifnet_fini(struct ifnet *ifp)
{
struct sfxge_softc *sc = ifp->if_softc;
sx_xlock(&sc->softc_lock);
sfxge_stop(sc);
sx_xunlock(&sc->softc_lock);
ifmedia_removeall(&sc->media);
ether_ifdetach(ifp);
if_free(ifp);
}
void
iee_detach(struct iee_softc *sc, int flags)
{
struct ifnet *ifp = &sc->sc_ethercom.ec_if;
if ((ifp->if_flags & IFF_RUNNING) != 0)
iee_stop(ifp, 1);
ether_ifdetach(ifp);
if_detach(ifp);
bus_dmamap_unload(sc->sc_dmat, sc->sc_shmem_map);
bus_dmamap_destroy(sc->sc_dmat, sc->sc_shmem_map);
bus_dmamem_unmap(sc->sc_dmat, sc->sc_shmem_addr, sc->sc_shmem_sz);
bus_dmamem_free(sc->sc_dmat, &sc->sc_dma_segs, sc->sc_dma_rsegs);
}
static int
ex_pccard_detach(device_t dev)
{
struct ex_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
lwkt_serialize_enter(ifp->if_serializer);
ex_stop(sc);
ifp->if_flags &= ~IFF_RUNNING;
lwkt_serialize_exit(ifp->if_serializer);
ether_ifdetach(ifp);
ex_release_resources(dev);
return (0);
}
static int
sn_pccard_detach(device_t dev)
{
struct sn_softc *sc = device_get_softc(dev);
struct ifnet *ifp = &sc->arpcom.ac_if;
lwkt_serialize_enter(ifp->if_serializer);
ifp->if_flags &= ~IFF_RUNNING;
bus_teardown_intr(dev, sc->irq_res, sc->intrhand);
lwkt_serialize_enter(ifp->if_serializer);
ether_ifdetach(&sc->arpcom.ac_if);
sn_deactivate(dev);
return 0;
}
/*
* Destroy an interface instance.
*/
static void
edsc_clone_destroy(struct ifnet *ifp)
{
struct edsc_softc *sc = ifp->if_softc;
/*
* Detach from the network interface framework.
*/
ether_ifdetach(ifp);
/*
* Free memory occupied by ifnet and softc.
*/
if_free(ifp);
free(sc, M_EDSC);
}
static int
xennet_xenbus_detach(device_t self, int flags)
{
struct xennet_xenbus_softc *sc = device_private(self);
struct ifnet *ifp = &sc->sc_ethercom.ec_if;
int s0, s1;
RING_IDX i;
DPRINTF(("%s: xennet_xenbus_detach\n", device_xname(self)));
s0 = splnet();
xennet_stop(ifp, 1);
/* wait for pending TX to complete, and collect pending RX packets */
xennet_handler(sc);
while (sc->sc_tx_ring.sring->rsp_prod != sc->sc_tx_ring.rsp_cons) {
tsleep(xennet_xenbus_detach, PRIBIO, "xnet_detach", hz/2);
xennet_handler(sc);
}
xennet_free_rx_buffer(sc);
s1 = splvm();
for (i = 0; i < NET_RX_RING_SIZE; i++) {
struct xennet_rxreq *rxreq = &sc->sc_rxreqs[i];
uvm_km_free(kernel_map, rxreq->rxreq_va, PAGE_SIZE,
UVM_KMF_WIRED);
}
splx(s1);
ether_ifdetach(ifp);
if_detach(ifp);
while (xengnt_status(sc->sc_tx_ring_gntref)) {
tsleep(xennet_xenbus_detach, PRIBIO, "xnet_txref", hz/2);
}
xengnt_revoke_access(sc->sc_tx_ring_gntref);
uvm_km_free(kernel_map, (vaddr_t)sc->sc_tx_ring.sring, PAGE_SIZE,
UVM_KMF_WIRED);
while (xengnt_status(sc->sc_rx_ring_gntref)) {
tsleep(xennet_xenbus_detach, PRIBIO, "xnet_rxref", hz/2);
}
xengnt_revoke_access(sc->sc_rx_ring_gntref);
uvm_km_free(kernel_map, (vaddr_t)sc->sc_rx_ring.sring, PAGE_SIZE,
UVM_KMF_WIRED);
softint_disestablish(sc->sc_softintr);
event_remove_handler(sc->sc_evtchn, &xennet_handler, sc);
splx(s0);
DPRINTF(("%s: xennet_xenbus_detach done\n", device_xname(self)));
return 0;
}
/*
* Device detached.
*/
static int
lgue_detach(device_t dev)
{
struct lgue_softc *sc;
struct ifnet *ifp;
sc = device_get_softc(dev);
ifp = &sc->lgue_arpcom.ac_if;
ether_ifdetach(ifp);
if (sc->lgue_ep[LGUE_ENDPT_TX] != NULL)
usbd_abort_pipe(sc->lgue_ep[LGUE_ENDPT_TX]);
if (sc->lgue_ep[LGUE_ENDPT_RX] != NULL)
usbd_abort_pipe(sc->lgue_ep[LGUE_ENDPT_RX]);
if (sc->lgue_ep[LGUE_ENDPT_INTR] != NULL)
usbd_abort_pipe(sc->lgue_ep[LGUE_ENDPT_INTR]);
return(0);
}
/*
* feunload - unload the driver and clear the table.
*/
static int
fe_pccard_detach(device_t dev)
{
struct fe_softc *sc = device_get_softc(dev);
struct ifnet *ifp = sc->ifp;
FE_LOCK(sc);
fe_stop(sc);
FE_UNLOCK(sc);
callout_drain(&sc->timer);
ether_ifdetach(ifp);
bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
if_free(ifp);
fe_release_resource(dev);
mtx_destroy(&sc->lock);
return 0;
}
void
ieee80211_ifdetach(struct ifnet *ifp)
{
struct ieee80211com *ic = (void *)ifp;
ieee80211_proto_detach(ifp);
ieee80211_crypto_detach(ifp);
ieee80211_node_detach(ifp);
#ifdef __FreeBSD__
ifmedia_removeall(&ic->ic_media);
#else
ifmedia_delete_instance(&ic->ic_media, IFM_INST_ANY);
#endif
#if NBPFILTER > 0
bpfdetach(ifp);
#endif
ether_ifdetach(ifp);
}
void
uether_ifdetach(struct usb_ether *ue)
{
struct ifnet *ifp;
/* wait for any post attach or other command to complete */
usb_proc_drain(&ue->ue_tq);
/* read "ifnet" pointer after taskqueue drain */
ifp = ue->ue_ifp;
if (ifp != NULL) {
/* we are not running any more */
UE_LOCK(ue);
ifp->if_drv_flags &= ~IFF_DRV_RUNNING;
UE_UNLOCK(ue);
/* drain any callouts */
usb_callout_drain(&ue->ue_watchdog);
/* detach miibus */
if (ue->ue_miibus != NULL) {
mtx_lock(&Giant); /* device_xxx() depends on this */
device_delete_child(ue->ue_dev, ue->ue_miibus);
mtx_unlock(&Giant);
}
/* detach ethernet */
ether_ifdetach(ifp);
/* free interface instance */
if_free(ifp);
/* free sysctl */
sysctl_ctx_free(&ue->ue_sysctl_ctx);
/* free unit */
free_unr(ueunit, ue->ue_unit);
}
/* free taskqueue, if any */
usb_proc_free(&ue->ue_tq);
}
static int
ntb_teardown_interface()
{
if (net_softc.qp != NULL)
ntb_transport_link_down(net_softc.qp);
if (net_softc.ifp != NULL) {
ether_ifdetach(net_softc.ifp);
if_free(net_softc.ifp);
}
if (net_softc.qp != NULL) {
ntb_transport_free_queue(net_softc.qp);
ntb_transport_free(&net_softc);
}
return (0);
}
void
ieee80211_ifdetach(struct ieee80211com *ic)
{
struct ifnet *ifp = ic->ic_ifp;
ieee80211_remove_vap(ic);
ieee80211_sysctl_detach(ic);
ieee80211_proto_detach(ic);
ieee80211_crypto_detach(ic);
ieee80211_node_detach(ic);
LIST_REMOVE(ic, ic_list);
ifmedia_delete_instance(&ic->ic_media, IFM_INST_ANY);
IEEE80211_BEACON_LOCK_DESTROY(ic);
bpf_detach(ifp);
ether_ifdetach(ifp);
}
