/*
* Detach net80211 state on device detach. Tear down
* all vap's and reclaim all common state prior to the
* device state going away. Note we may call back into
* driver; it must be prepared for this.
*/
void
ieee80211_ifdetach(struct ieee80211com *ic)
{
struct ifnet *ifp = ic->ic_ifp;
struct ieee80211vap *vap;
if_detach(ifp);
while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL)
ieee80211_vap_destroy(vap);
ieee80211_waitfor_parent(ic);
ieee80211_sysctl_detach(ic);
ieee80211_dfs_detach(ic);
ieee80211_regdomain_detach(ic);
ieee80211_scan_detach(ic);
#ifdef IEEE80211_SUPPORT_SUPERG
ieee80211_superg_detach(ic);
#endif
ieee80211_ht_detach(ic);
/* NB: must be called before ieee80211_node_detach */
ieee80211_proto_detach(ic);
ieee80211_crypto_detach(ic);
ieee80211_power_detach(ic);
ieee80211_node_detach(ic);
ifmedia_removeall(&ic->ic_media);
taskqueue_free(ic->ic_tq);
}
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);
}
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);
}
/*
* Detach net80211 state on device detach. Tear down
* all vap's and reclaim all common state prior to the
* device state going away. Note we may call back into
* driver; it must be prepared for this.
*/
void
ieee80211_ifdetach(struct ieee80211com *ic)
{
struct ifnet *ifp = ic->ic_ifp;
struct ieee80211vap *vap;
/*
* This detaches the main interface, but not the vaps.
* Each VAP may be in a separate VIMAGE.
*/
CURVNET_SET(ifp->if_vnet);
if_detach(ifp);
CURVNET_RESTORE();
/*
* The VAP is responsible for setting and clearing
* the VIMAGE context.
*/
while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL)
ieee80211_vap_destroy(vap);
ieee80211_waitfor_parent(ic);
ieee80211_sysctl_detach(ic);
ieee80211_dfs_detach(ic);
ieee80211_regdomain_detach(ic);
ieee80211_scan_detach(ic);
#ifdef IEEE80211_SUPPORT_SUPERG
ieee80211_superg_detach(ic);
#endif
ieee80211_ht_detach(ic);
/* NB: must be called before ieee80211_node_detach */
ieee80211_proto_detach(ic);
ieee80211_crypto_detach(ic);
ieee80211_power_detach(ic);
ieee80211_node_detach(ic);
/* XXX VNET needed? */
ifmedia_removeall(&ic->ic_media);
taskqueue_free(ic->ic_tq);
IEEE80211_TX_LOCK_DESTROY(ic);
IEEE80211_LOCK_DESTROY(ic);
}
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);
}
void
ieee80211_ifdetach(struct ieee80211com *ic)
{
if (!ic->ic_initialized) {
return;
}
/*
* Preparation for detaching objects.
* For example, remove and cross references between objects such as those
* between ResMgr and Scanner.
*/
ieee80211_scan_detach_prepare(ic->ic_scanner);
ieee80211_resmgr_delete_prepare(ic->ic_resmgr);
OS_FREE_TIMER(&ic->ic_inact_timer);
#if UMAC_SUPPORT_WNM
OS_FREE_TIMER(&ic->ic_bssload_timer);
#endif
/* all the vaps should have been deleted now */
ASSERT(TAILQ_FIRST(&ic->ic_vaps) == NULL);
ieee80211_scan_table_detach(&(ic->ic_scan_table));
ieee80211_node_detach(ic);
ieee80211_quiet_detach(ic);
ieee80211_admctl_detach(ic);
if (IEEE80211_ENAB_AOW(ic))
ieee80211_aow_detach(ic);
#if ATH_SUPPORT_DFS
ieee80211_dfs_detach(ic);
#endif /* ATH_SUPPORT_DFS */
ieee80211_proto_detach(ic);
ieee80211_crypto_detach(ic);
ieee80211_power_detach(ic);
ieee80211_mlme_detach(ic);
ieee80211_notify_tx_bcn_detach(ic->ic_notify_tx_bcn_mgr);
ieee80211_resmgr_delete(ic->ic_resmgr);
ieee80211_scan_detach(&(ic->ic_scanner));
ieee80211_p2p_detach(ic);
ieee80211_acs_detach(&(ic->ic_acs));
ieee80211_rptplacement_detach(ic);
IEEE80211_TDLS_DETACH(ic);
#if UMAC_SUPPORT_VI_DBG
ieee80211_vi_dbg_detach(ic);
#endif
ieee80211_smartantenna_detach(ic);
ieee80211_prdperfstats_detach(ic);
spin_lock_destroy(&ic->ic_lock);
/* Detach TSF timer at the end to avoid assertion */
if (ic->ic_tsf_timer) {
ieee80211_tsf_timer_detach(ic->ic_tsf_timer);
ic->ic_tsf_timer = NULL;
}
spin_lock_destroy(&ic->ic_lock);
IEEE80211_STATE_LOCK_DESTROY(ic);
}
