Example #1
0
/*
 * 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);
}
Example #2
0
/*
 * 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);
}