38 ieee80211_ibss_build_presp(struct ieee80211_sub_if_data *sdata,  in ieee80211_ibss_build_presp()  argument
45 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_build_presp()
46 	struct ieee80211_local *local = sdata->local;  in ieee80211_ibss_build_presp()
80 	memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);  in ieee80211_ibss_build_presp()
183 		ieee80211_apply_htcap_overrides(sdata, &ht_cap);  in ieee80211_ibss_build_presp()
218 static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,  in __ieee80211_sta_join_ibss()  argument
225 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in __ieee80211_sta_join_ibss()
226 	struct ieee80211_local *local = sdata->local;  in __ieee80211_sta_join_ibss()
238 	sdata_assert_lock(sdata);  in __ieee80211_sta_join_ibss()
241 	drv_reset_tsf(local, sdata);  in __ieee80211_sta_join_ibss()
244 		sta_info_flush(sdata);  in __ieee80211_sta_join_ibss()
247 	if (sdata->vif.cfg.ibss_joined) {  in __ieee80211_sta_join_ibss()
248 		sdata->vif.cfg.ibss_joined = false;  in __ieee80211_sta_join_ibss()
249 		sdata->vif.cfg.ibss_creator = false;  in __ieee80211_sta_join_ibss()
250 		sdata->vif.bss_conf.enable_beacon = false;  in __ieee80211_sta_join_ibss()
251 		netif_carrier_off(sdata->dev);  in __ieee80211_sta_join_ibss()
252 		ieee80211_bss_info_change_notify(sdata,  in __ieee80211_sta_join_ibss()
255 		drv_leave_ibss(local, sdata);  in __ieee80211_sta_join_ibss()
258 	presp = sdata_dereference(ifibss->presp, sdata);  in __ieee80211_sta_join_ibss()
272 			sdata_info(sdata,  in __ieee80211_sta_join_ibss()
281 			sdata_info(sdata,  in __ieee80211_sta_join_ibss()
287 	err = cfg80211_chandef_dfs_required(sdata->local->hw.wiphy,  in __ieee80211_sta_join_ibss()
290 		sdata_info(sdata,  in __ieee80211_sta_join_ibss()
295 		sdata_info(sdata,  in __ieee80211_sta_join_ibss()
303 	if (ieee80211_link_use_channel(&sdata->deflink, &chandef,  in __ieee80211_sta_join_ibss()
307 		sdata_info(sdata, "Failed to join IBSS, no channel context\n");  in __ieee80211_sta_join_ibss()
311 	sdata->deflink.radar_required = radar_required;  in __ieee80211_sta_join_ibss()
316 	presp = ieee80211_ibss_build_presp(sdata, beacon_int, basic_rates,  in __ieee80211_sta_join_ibss()
325 	sdata->vif.bss_conf.enable_beacon = true;  in __ieee80211_sta_join_ibss()
326 	sdata->vif.bss_conf.beacon_int = beacon_int;  in __ieee80211_sta_join_ibss()
327 	sdata->vif.bss_conf.basic_rates = basic_rates;  in __ieee80211_sta_join_ibss()
328 	sdata->vif.cfg.ssid_len = ifibss->ssid_len;  in __ieee80211_sta_join_ibss()
329 	memcpy(sdata->vif.cfg.ssid, ifibss->ssid, ifibss->ssid_len);  in __ieee80211_sta_join_ibss()
331 	bss_change |= ieee80211_reset_erp_info(sdata);  in __ieee80211_sta_join_ibss()
350 	sdata->vif.bss_conf.use_short_slot = chan->band == NL80211_BAND_5GHZ;  in __ieee80211_sta_join_ibss()
354 	sdata->deflink.operating_11g_mode =  in __ieee80211_sta_join_ibss()
357 	ieee80211_set_wmm_default(&sdata->deflink, true, false);  in __ieee80211_sta_join_ibss()
359 	sdata->vif.cfg.ibss_joined = true;  in __ieee80211_sta_join_ibss()
360 	sdata->vif.cfg.ibss_creator = creator;  in __ieee80211_sta_join_ibss()
362 	err = drv_join_ibss(local, sdata);  in __ieee80211_sta_join_ibss()
364 		sdata->vif.cfg.ibss_joined = false;  in __ieee80211_sta_join_ibss()
365 		sdata->vif.cfg.ibss_creator = false;  in __ieee80211_sta_join_ibss()
366 		sdata->vif.bss_conf.enable_beacon = false;  in __ieee80211_sta_join_ibss()
367 		sdata->vif.cfg.ssid_len = 0;  in __ieee80211_sta_join_ibss()
371 		ieee80211_link_release_channel(&sdata->deflink);  in __ieee80211_sta_join_ibss()
373 		sdata_info(sdata, "Failed to join IBSS, driver failure: %d\n",  in __ieee80211_sta_join_ibss()
378 	ieee80211_bss_info_change_notify(sdata, bss_change);  in __ieee80211_sta_join_ibss()
390 	netif_carrier_on(sdata->dev);  in __ieee80211_sta_join_ibss()
391 	cfg80211_ibss_joined(sdata->dev, ifibss->bssid, chan, GFP_KERNEL);  in __ieee80211_sta_join_ibss()
394 static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,  in ieee80211_sta_join_ibss()  argument
410 	sdata_assert_lock(sdata);  in ieee80211_sta_join_ibss()
415 	switch (sdata->u.ibss.chandef.width) {  in ieee80211_sta_join_ibss()
419 		chan_type = cfg80211_get_chandef_type(&sdata->u.ibss.chandef);  in ieee80211_sta_join_ibss()
426 		chandef.width = sdata->u.ibss.chandef.width;  in ieee80211_sta_join_ibss()
431 		chandef = sdata->u.ibss.chandef;  in ieee80211_sta_join_ibss()
441 	sband = sdata->local->hw.wiphy->bands[cbss->channel->band];  in ieee80211_sta_join_ibss()
442 	rate_flags = ieee80211_chandef_rate_flags(&sdata->u.ibss.chandef);  in ieee80211_sta_join_ibss()
443 	shift = ieee80211_vif_get_shift(&sdata->vif);  in ieee80211_sta_join_ibss()
472 	__ieee80211_sta_join_ibss(sdata, cbss->bssid,  in ieee80211_sta_join_ibss()
480 int ieee80211_ibss_csa_beacon(struct ieee80211_sub_if_data *sdata,  in ieee80211_ibss_csa_beacon()  argument
484 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_csa_beacon()
491 	sdata_assert_lock(sdata);  in ieee80211_ibss_csa_beacon()
496 	cbss = cfg80211_get_bss(sdata->local->hw.wiphy, ifibss->chandef.chan,  in ieee80211_ibss_csa_beacon()
508 	cfg80211_put_bss(sdata->local->hw.wiphy, cbss);  in ieee80211_ibss_csa_beacon()
510 	old_presp = sdata_dereference(ifibss->presp, sdata);  in ieee80211_ibss_csa_beacon()
512 	presp = ieee80211_ibss_build_presp(sdata,  in ieee80211_ibss_csa_beacon()
513 					   sdata->vif.bss_conf.beacon_int,  in ieee80211_ibss_csa_beacon()
514 					   sdata->vif.bss_conf.basic_rates,  in ieee80211_ibss_csa_beacon()
528 int ieee80211_ibss_finish_csa(struct ieee80211_sub_if_data *sdata, u64 *changed)  in ieee80211_ibss_finish_csa()  argument
530 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_finish_csa()
533 	sdata_assert_lock(sdata);  in ieee80211_ibss_finish_csa()
541 		cbss = cfg80211_get_bss(sdata->local->hw.wiphy,  in ieee80211_ibss_finish_csa()
549 			cbss->channel = sdata->deflink.csa_chandef.chan;  in ieee80211_ibss_finish_csa()
550 			cfg80211_put_bss(sdata->local->hw.wiphy, cbss);  in ieee80211_ibss_finish_csa()
554 	ifibss->chandef = sdata->deflink.csa_chandef;  in ieee80211_ibss_finish_csa()
557 	return ieee80211_ibss_csa_beacon(sdata, NULL, changed);  in ieee80211_ibss_finish_csa()
560 void ieee80211_ibss_stop(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_stop()  argument
562 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_stop()
564 	wiphy_work_cancel(sdata->local->hw.wiphy,  in ieee80211_ibss_stop()
571 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in ieee80211_ibss_finish_sta()  local
576 	ibss_dbg(sdata, "Adding new IBSS station %pM\n", addr);  in ieee80211_ibss_finish_sta()
582 	if (!sta->sdata->u.ibss.control_port)  in ieee80211_ibss_finish_sta()
589 		return sta_info_get(sdata, addr);  in ieee80211_ibss_finish_sta()
594 ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, const u8 *bssid,  in ieee80211_ibss_add_sta()  argument
598 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_add_sta()
599 	struct ieee80211_local *local = sdata->local;  in ieee80211_ibss_add_sta()
612 				    sdata->name, addr);  in ieee80211_ibss_add_sta()
622 	if (!ether_addr_equal(bssid, sdata->u.ibss.bssid)) {  in ieee80211_ibss_add_sta()
628 	chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf);  in ieee80211_ibss_add_sta()
635 	sta = sta_info_alloc(sdata, addr, GFP_KERNEL);  in ieee80211_ibss_add_sta()
649 static int ieee80211_sta_active_ibss(struct ieee80211_sub_if_data *sdata)  in ieee80211_sta_active_ibss()  argument
651 	struct ieee80211_local *local = sdata->local;  in ieee80211_sta_active_ibss()
655 	sdata_assert_lock(sdata);  in ieee80211_sta_active_ibss()
662 		if (sta->sdata == sdata &&  in ieee80211_sta_active_ibss()
675 static void ieee80211_ibss_disconnect(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_disconnect()  argument
677 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_disconnect()
678 	struct ieee80211_local *local = sdata->local;  in ieee80211_ibss_disconnect()
692 			cfg80211_put_bss(sdata->local->hw.wiphy, cbss);  in ieee80211_ibss_disconnect()
698 	sta_info_flush(sdata);  in ieee80211_ibss_disconnect()
712 	netif_carrier_off(sdata->dev);  in ieee80211_ibss_disconnect()
714 	sdata->vif.cfg.ibss_joined = false;  in ieee80211_ibss_disconnect()
715 	sdata->vif.cfg.ibss_creator = false;  in ieee80211_ibss_disconnect()
716 	sdata->vif.bss_conf.enable_beacon = false;  in ieee80211_ibss_disconnect()
717 	sdata->vif.cfg.ssid_len = 0;  in ieee80211_ibss_disconnect()
720 	presp = sdata_dereference(ifibss->presp, sdata);  in ieee80211_ibss_disconnect()
721 	RCU_INIT_POINTER(sdata->u.ibss.presp, NULL);  in ieee80211_ibss_disconnect()
725 	clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);  in ieee80211_ibss_disconnect()
726 	ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |  in ieee80211_ibss_disconnect()
728 	drv_leave_ibss(local, sdata);  in ieee80211_ibss_disconnect()
730 	ieee80211_link_release_channel(&sdata->deflink);  in ieee80211_ibss_disconnect()
737 	struct ieee80211_sub_if_data *sdata =  in ieee80211_csa_connection_drop_work()  local
741 	sdata_lock(sdata);  in ieee80211_csa_connection_drop_work()
743 	ieee80211_ibss_disconnect(sdata);  in ieee80211_csa_connection_drop_work()
745 	skb_queue_purge(&sdata->skb_queue);  in ieee80211_csa_connection_drop_work()
748 	wiphy_work_queue(sdata->local->hw.wiphy, &sdata->work);  in ieee80211_csa_connection_drop_work()
750 	sdata_unlock(sdata);  in ieee80211_csa_connection_drop_work()
753 static void ieee80211_ibss_csa_mark_radar(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_csa_mark_radar()  argument
755 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_csa_mark_radar()
761 	err = cfg80211_chandef_dfs_required(sdata->local->hw.wiphy,  in ieee80211_ibss_csa_mark_radar()
765 		cfg80211_radar_event(sdata->local->hw.wiphy, &ifibss->chandef,  in ieee80211_ibss_csa_mark_radar()
770 ieee80211_ibss_process_chanswitch(struct ieee80211_sub_if_data *sdata,  in ieee80211_ibss_process_chanswitch()  argument
776 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_process_chanswitch()
782 	sdata_assert_lock(sdata);  in ieee80211_ibss_process_chanswitch()
803 	err = ieee80211_parse_ch_switch_ie(sdata, elems,  in ieee80211_ibss_process_chanswitch()
816 	if (!(sdata->local->hw.wiphy->flags & WIPHY_FLAG_HAS_CHANNEL_SWITCH))  in ieee80211_ibss_process_chanswitch()
838 			sdata_info(sdata,  in ieee80211_ibss_process_chanswitch()
854 	if (!cfg80211_reg_can_beacon(sdata->local->hw.wiphy, &params.chandef,  in ieee80211_ibss_process_chanswitch()
856 		sdata_info(sdata,  in ieee80211_ibss_process_chanswitch()
866 	err = cfg80211_chandef_dfs_required(sdata->local->hw.wiphy,  in ieee80211_ibss_process_chanswitch()
879 				       &sdata->vif.bss_conf.chandef)) {  in ieee80211_ibss_process_chanswitch()
880 		ibss_dbg(sdata,  in ieee80211_ibss_process_chanswitch()
886 	ibss_dbg(sdata,  in ieee80211_ibss_process_chanswitch()
892 	if (ieee80211_channel_switch(sdata->local->hw.wiphy, sdata->dev,  in ieee80211_ibss_process_chanswitch()
896 	ieee80211_ibss_csa_mark_radar(sdata);  in ieee80211_ibss_process_chanswitch()
900 	ibss_dbg(sdata, "Can't handle channel switch, disconnect\n");  in ieee80211_ibss_process_chanswitch()
901 	wiphy_work_queue(sdata->local->hw.wiphy,  in ieee80211_ibss_process_chanswitch()
904 	ieee80211_ibss_csa_mark_radar(sdata);  in ieee80211_ibss_process_chanswitch()
910 ieee80211_rx_mgmt_spectrum_mgmt(struct ieee80211_sub_if_data *sdata,  in ieee80211_rx_mgmt_spectrum_mgmt()  argument
930 	if (!sdata->vif.bss_conf.csa_active)  in ieee80211_rx_mgmt_spectrum_mgmt()
931 		ieee80211_ibss_process_chanswitch(sdata, elems, false);  in ieee80211_rx_mgmt_spectrum_mgmt()
934 static void ieee80211_rx_mgmt_deauth_ibss(struct ieee80211_sub_if_data *sdata,  in ieee80211_rx_mgmt_deauth_ibss()  argument
943 	ibss_dbg(sdata, "RX DeAuth SA=%pM DA=%pM\n", mgmt->sa, mgmt->da);  in ieee80211_rx_mgmt_deauth_ibss()
944 	ibss_dbg(sdata, "\tBSSID=%pM (reason: %d)\n", mgmt->bssid, reason);  in ieee80211_rx_mgmt_deauth_ibss()
945 	sta_info_destroy_addr(sdata, mgmt->sa);  in ieee80211_rx_mgmt_deauth_ibss()
948 static void ieee80211_rx_mgmt_auth_ibss(struct ieee80211_sub_if_data *sdata,  in ieee80211_rx_mgmt_auth_ibss()  argument
954 	sdata_assert_lock(sdata);  in ieee80211_rx_mgmt_auth_ibss()
962 	ibss_dbg(sdata, "RX Auth SA=%pM DA=%pM\n", mgmt->sa, mgmt->da);  in ieee80211_rx_mgmt_auth_ibss()
963 	ibss_dbg(sdata, "\tBSSID=%pM (auth_transaction=%d)\n",  in ieee80211_rx_mgmt_auth_ibss()
975 	ieee80211_send_auth(sdata, 2, WLAN_AUTH_OPEN, 0, NULL, 0,  in ieee80211_rx_mgmt_auth_ibss()
976 			    mgmt->sa, sdata->u.ibss.bssid, NULL, 0, 0, 0);  in ieee80211_rx_mgmt_auth_ibss()
979 static void ieee80211_update_sta_info(struct ieee80211_sub_if_data *sdata,  in ieee80211_update_sta_info()  argument
988 	struct ieee80211_local *local = sdata->local;  in ieee80211_update_sta_info()
993 	if (sdata->vif.type != NL80211_IFTYPE_ADHOC)  in ieee80211_update_sta_info()
996 	if (!ether_addr_equal(mgmt->bssid, sdata->u.ibss.bssid))  in ieee80211_update_sta_info()
1004 	sta = sta_info_get(sdata, mgmt->sa);  in ieee80211_update_sta_info()
1007 		supp_rates = ieee80211_sta_get_rates(sdata, elems,  in ieee80211_update_sta_info()
1023 				ibss_dbg(sdata,  in ieee80211_update_sta_info()
1031 			sta = ieee80211_ibss_add_sta(sdata, mgmt->bssid,  in ieee80211_update_sta_info()
1044 	    sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_20_NOHT &&  in ieee80211_update_sta_info()
1045 	    sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_5 &&  in ieee80211_update_sta_info()
1046 	    sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_10) {  in ieee80211_update_sta_info()
1056 		rates_updated |= ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,  in ieee80211_update_sta_info()
1061 		    sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_20 &&  in ieee80211_update_sta_info()
1062 		    sdata->u.ibss.chandef.width != NL80211_CHAN_WIDTH_40) {  in ieee80211_update_sta_info()
1074 			ieee80211_vht_cap_ie_to_sta_vht_cap(sdata, sband,  in ieee80211_update_sta_info()
1084 		if (!cfg80211_chandef_compatible(&sdata->u.ibss.chandef,  in ieee80211_update_sta_info()
1099 		drv_sta_rc_update(local, sdata, &sta->sta, changed);  in ieee80211_update_sta_info()
1105 static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,  in ieee80211_rx_bss_info()  argument
1110 	struct ieee80211_local *local = sdata->local;  in ieee80211_rx_bss_info()
1122 	ieee80211_update_sta_info(sdata, mgmt, len, rx_status, elems, channel);  in ieee80211_rx_bss_info()
1140 	if (sdata->u.ibss.fixed_channel &&  in ieee80211_rx_bss_info()
1141 	    sdata->u.ibss.chandef.chan != cbss->channel)  in ieee80211_rx_bss_info()
1145 	if (elems->ssid_len != sdata->u.ibss.ssid_len ||  in ieee80211_rx_bss_info()
1146 	    memcmp(elems->ssid, sdata->u.ibss.ssid,  in ieee80211_rx_bss_info()
1147 				sdata->u.ibss.ssid_len))  in ieee80211_rx_bss_info()
1151 	if (sdata->vif.bss_conf.csa_active ||  in ieee80211_rx_bss_info()
1152 	    ieee80211_ibss_process_chanswitch(sdata, elems, true))  in ieee80211_rx_bss_info()
1156 	if (ether_addr_equal(cbss->bssid, sdata->u.ibss.bssid))  in ieee80211_rx_bss_info()
1160 	if (sdata->u.ibss.fixed_bssid)  in ieee80211_rx_bss_info()
1173 		rx_timestamp = drv_get_tsf(local, sdata);  in ieee80211_rx_bss_info()
1176 	ibss_dbg(sdata, "RX beacon SA=%pM BSSID=%pM TSF=0x%llx\n",  in ieee80211_rx_bss_info()
1179 	ibss_dbg(sdata, "\tBCN=0x%llx diff=%lld @%lu\n",  in ieee80211_rx_bss_info()
1185 		ibss_dbg(sdata,  in ieee80211_rx_bss_info()
1188 		ieee80211_sta_join_ibss(sdata, bss);  in ieee80211_rx_bss_info()
1189 		supp_rates = ieee80211_sta_get_rates(sdata, elems, band, NULL);  in ieee80211_rx_bss_info()
1190 		ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa,  in ieee80211_rx_bss_info()
1199 void ieee80211_ibss_rx_no_sta(struct ieee80211_sub_if_data *sdata,  in ieee80211_ibss_rx_no_sta()  argument
1203 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_rx_no_sta()
1204 	struct ieee80211_local *local = sdata->local;  in ieee80211_ibss_rx_no_sta()
1217 				    sdata->name, addr);  in ieee80211_ibss_rx_no_sta()
1224 	if (!ether_addr_equal(bssid, sdata->u.ibss.bssid))  in ieee80211_ibss_rx_no_sta()
1228 	chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf);  in ieee80211_ibss_rx_no_sta()
1237 	sta = sta_info_alloc(sdata, addr, GFP_ATOMIC);  in ieee80211_ibss_rx_no_sta()
1249 	wiphy_work_queue(local->hw.wiphy, &sdata->work);  in ieee80211_ibss_rx_no_sta()
1252 static void ieee80211_ibss_sta_expire(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_sta_expire()  argument
1254 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_sta_expire()
1255 	struct ieee80211_local *local = sdata->local;  in ieee80211_ibss_sta_expire()
1265 		if (sdata != sta->sdata)  in ieee80211_ibss_sta_expire()
1273 			sta_dbg(sta->sdata, "expiring inactive %sSTA %pM\n",  in ieee80211_ibss_sta_expire()
1277 			ieee80211_send_deauth_disassoc(sdata, sta->sta.addr,  in ieee80211_ibss_sta_expire()
1293 static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata)  in ieee80211_sta_merge_ibss()  argument
1295 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_sta_merge_ibss()
1298 	sdata_assert_lock(sdata);  in ieee80211_sta_merge_ibss()
1303 	ieee80211_ibss_sta_expire(sdata);  in ieee80211_sta_merge_ibss()
1309 	if (ieee80211_sta_active_ibss(sdata))  in ieee80211_sta_merge_ibss()
1315 	sdata_info(sdata,  in ieee80211_sta_merge_ibss()
1319 	ieee80211_request_ibss_scan(sdata, ifibss->ssid, ifibss->ssid_len,  in ieee80211_sta_merge_ibss()
1323 static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)  in ieee80211_sta_create_ibss()  argument
1325 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_sta_create_ibss()
1330 	sdata_assert_lock(sdata);  in ieee80211_sta_create_ibss()
1340 			bssid[i] ^= sdata->vif.addr[i];  in ieee80211_sta_create_ibss()
1345 	sdata_info(sdata, "Creating new IBSS network, BSSID %pM\n", bssid);  in ieee80211_sta_create_ibss()
1352 	__ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,  in ieee80211_sta_create_ibss()
1431 static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)  in ieee80211_sta_find_ibss()  argument
1433 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_sta_find_ibss()
1434 	struct ieee80211_local *local = sdata->local;  in ieee80211_sta_find_ibss()
1441 	sdata_assert_lock(sdata);  in ieee80211_sta_find_ibss()
1443 	active_ibss = ieee80211_sta_active_ibss(sdata);  in ieee80211_sta_find_ibss()
1444 	ibss_dbg(sdata, "sta_find_ibss (active_ibss=%d)\n", active_ibss);  in ieee80211_sta_find_ibss()
1464 		ibss_dbg(sdata,  in ieee80211_sta_find_ibss()
1467 		sdata_info(sdata,  in ieee80211_sta_find_ibss()
1471 		ieee80211_sta_join_ibss(sdata, bss);  in ieee80211_sta_find_ibss()
1480 		sdata_info(sdata, "Created IBSS using preconfigured BSSID %pM\n",  in ieee80211_sta_find_ibss()
1482 		ieee80211_sta_create_ibss(sdata);  in ieee80211_sta_find_ibss()
1487 	ibss_dbg(sdata, "sta_find_ibss: did not try to join ibss\n");  in ieee80211_sta_find_ibss()
1495 		sdata_info(sdata, "Trigger new scan to find an IBSS to join\n");  in ieee80211_sta_find_ibss()
1504 			ieee80211_request_ibss_scan(sdata, ifibss->ssid,  in ieee80211_sta_find_ibss()
1508 			ieee80211_request_ibss_scan(sdata, ifibss->ssid,  in ieee80211_sta_find_ibss()
1517 			ieee80211_sta_create_ibss(sdata);  in ieee80211_sta_find_ibss()
1524 static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,  in ieee80211_rx_mgmt_probe_req()  argument
1528 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_rx_mgmt_probe_req()
1529 	struct ieee80211_local *local = sdata->local;  in ieee80211_rx_mgmt_probe_req()
1535 	sdata_assert_lock(sdata);  in ieee80211_rx_mgmt_probe_req()
1537 	presp = sdata_dereference(ifibss->presp, sdata);  in ieee80211_rx_mgmt_probe_req()
1545 	ibss_dbg(sdata, "RX ProbeReq SA=%pM DA=%pM\n", mgmt->sa, mgmt->da);  in ieee80211_rx_mgmt_probe_req()
1546 	ibss_dbg(sdata, "\tBSSID=%pM (tx_last_beacon=%d)\n",  in ieee80211_rx_mgmt_probe_req()
1560 		ibss_dbg(sdata, "Invalid SSID IE in ProbeReq from %pM\n",  in ieee80211_rx_mgmt_probe_req()
1580 	ibss_dbg(sdata, "Sending ProbeResp to %pM\n", mgmt->sa);  in ieee80211_rx_mgmt_probe_req()
1587 	ieee80211_tx_skb(sdata, skb);  in ieee80211_rx_mgmt_probe_req()
1591 void ieee80211_rx_mgmt_probe_beacon(struct ieee80211_sub_if_data *sdata,  in ieee80211_rx_mgmt_probe_beacon()  argument
1613 		ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, elems);  in ieee80211_rx_mgmt_probe_beacon()
1618 void ieee80211_ibss_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,  in ieee80211_ibss_rx_queued_mgmt()  argument
1631 	sdata_lock(sdata);  in ieee80211_ibss_rx_queued_mgmt()
1633 	if (!sdata->u.ibss.ssid_len)  in ieee80211_ibss_rx_queued_mgmt()
1638 		ieee80211_rx_mgmt_probe_req(sdata, skb);  in ieee80211_ibss_rx_queued_mgmt()
1642 		ieee80211_rx_mgmt_probe_beacon(sdata, mgmt, skb->len,  in ieee80211_ibss_rx_queued_mgmt()
1646 		ieee80211_rx_mgmt_auth_ibss(sdata, mgmt, skb->len);  in ieee80211_ibss_rx_queued_mgmt()
1649 		ieee80211_rx_mgmt_deauth_ibss(sdata, mgmt, skb->len);  in ieee80211_ibss_rx_queued_mgmt()
1666 				ieee80211_rx_mgmt_spectrum_mgmt(sdata, mgmt,  in ieee80211_ibss_rx_queued_mgmt()
1676 	sdata_unlock(sdata);  in ieee80211_ibss_rx_queued_mgmt()
1679 void ieee80211_ibss_work(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_work()  argument
1681 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_work()
1684 	sdata_lock(sdata);  in ieee80211_ibss_work()
1709 		ieee80211_sta_find_ibss(sdata);  in ieee80211_ibss_work()
1712 		ieee80211_sta_merge_ibss(sdata);  in ieee80211_ibss_work()
1720 	sdata_unlock(sdata);  in ieee80211_ibss_work()
1725 	struct ieee80211_sub_if_data *sdata =  in ieee80211_ibss_timer()  local
1726 		from_timer(sdata, t, u.ibss.timer);  in ieee80211_ibss_timer()
1728 	wiphy_work_queue(sdata->local->hw.wiphy, &sdata->work);  in ieee80211_ibss_timer()
1731 void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_setup_sdata()  argument
1733 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_setup_sdata()
1745 	struct ieee80211_sub_if_data *sdata;  in ieee80211_ibss_notify_scan_completed()  local
1748 	list_for_each_entry(sdata, &local->interfaces, list) {  in ieee80211_ibss_notify_scan_completed()
1749 		if (!ieee80211_sdata_running(sdata))  in ieee80211_ibss_notify_scan_completed()
1751 		if (sdata->vif.type != NL80211_IFTYPE_ADHOC)  in ieee80211_ibss_notify_scan_completed()
1753 		sdata->u.ibss.last_scan_completed = jiffies;  in ieee80211_ibss_notify_scan_completed()
1758 int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,  in ieee80211_ibss_join()  argument
1765 	struct ieee80211_local *local = sdata->local;  in ieee80211_ibss_join()
1777 					    sdata->wdev.iftype);  in ieee80211_ibss_join()
1791 	ret = ieee80211_check_combinations(sdata, &params->chandef, chanmode,  in ieee80211_ibss_join()
1798 		memcpy(sdata->u.ibss.bssid, params->bssid, ETH_ALEN);  in ieee80211_ibss_join()
1799 		sdata->u.ibss.fixed_bssid = true;  in ieee80211_ibss_join()
1801 		sdata->u.ibss.fixed_bssid = false;  in ieee80211_ibss_join()
1803 	sdata->u.ibss.privacy = params->privacy;  in ieee80211_ibss_join()
1804 	sdata->u.ibss.control_port = params->control_port;  in ieee80211_ibss_join()
1805 	sdata->u.ibss.userspace_handles_dfs = params->userspace_handles_dfs;  in ieee80211_ibss_join()
1806 	sdata->u.ibss.basic_rates = params->basic_rates;  in ieee80211_ibss_join()
1807 	sdata->u.ibss.last_scan_completed = jiffies;  in ieee80211_ibss_join()
1814 			sdata->u.ibss.basic_rates &= ~BIT(i);  in ieee80211_ibss_join()
1816 	memcpy(sdata->vif.bss_conf.mcast_rate, params->mcast_rate,  in ieee80211_ibss_join()
1819 	sdata->vif.bss_conf.beacon_int = params->beacon_interval;  in ieee80211_ibss_join()
1821 	sdata->u.ibss.chandef = params->chandef;  in ieee80211_ibss_join()
1822 	sdata->u.ibss.fixed_channel = params->channel_fixed;  in ieee80211_ibss_join()
1825 		sdata->u.ibss.ie = kmemdup(params->ie, params->ie_len,  in ieee80211_ibss_join()
1827 		if (sdata->u.ibss.ie)  in ieee80211_ibss_join()
1828 			sdata->u.ibss.ie_len = params->ie_len;  in ieee80211_ibss_join()
1831 	sdata->u.ibss.state = IEEE80211_IBSS_MLME_SEARCH;  in ieee80211_ibss_join()
1832 	sdata->u.ibss.ibss_join_req = jiffies;  in ieee80211_ibss_join()
1834 	memcpy(sdata->u.ibss.ssid, params->ssid, params->ssid_len);  in ieee80211_ibss_join()
1835 	sdata->u.ibss.ssid_len = params->ssid_len;  in ieee80211_ibss_join()
1837 	memcpy(&sdata->u.ibss.ht_capa, &params->ht_capa,  in ieee80211_ibss_join()
1838 	       sizeof(sdata->u.ibss.ht_capa));  in ieee80211_ibss_join()
1839 	memcpy(&sdata->u.ibss.ht_capa_mask, &params->ht_capa_mask,  in ieee80211_ibss_join()
1840 	       sizeof(sdata->u.ibss.ht_capa_mask));  in ieee80211_ibss_join()
1852 	sdata->vif.bss_conf.ht_operation_mode |=  in ieee80211_ibss_join()
1857 	ieee80211_link_info_change_notify(sdata, &sdata->deflink, changed);  in ieee80211_ibss_join()
1859 	sdata->deflink.smps_mode = IEEE80211_SMPS_OFF;  in ieee80211_ibss_join()
1860 	sdata->deflink.needed_rx_chains = local->rx_chains;  in ieee80211_ibss_join()
1861 	sdata->control_port_over_nl80211 = params->control_port_over_nl80211;  in ieee80211_ibss_join()
1863 	wiphy_work_queue(local->hw.wiphy, &sdata->work);  in ieee80211_ibss_join()
1868 int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)  in ieee80211_ibss_leave()  argument
1870 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_leave()
1872 	ieee80211_ibss_disconnect(sdata);  in ieee80211_ibss_leave()
1877 	kfree(sdata->u.ibss.ie);  in ieee80211_ibss_leave()
1878 	sdata->u.ibss.ie = NULL;  in ieee80211_ibss_leave()
1879 	sdata->u.ibss.ie_len = 0;  in ieee80211_ibss_leave()
1887 	skb_queue_purge(&sdata->skb_queue);  in ieee80211_ibss_leave()
1889 	del_timer_sync(&sdata->u.ibss.timer);  in ieee80211_ibss_leave()