22 #define mod_plink_timer(s, t) (mod_timer(&s->mesh->plink_timer, \
63 	s32 rssi_threshold = sdata->u.mesh.mshcfg.rssi_threshold;  in rssi_threshold_check()
79 	lockdep_assert_held(&sta->mesh->plink_lock);  in mesh_plink_fsm_restart()
80 	sta->mesh->plink_state = NL80211_PLINK_LISTEN;  in mesh_plink_fsm_restart()
81 	sta->mesh->llid = sta->mesh->plid = sta->mesh->reason = 0;  in mesh_plink_fsm_restart()
82 	sta->mesh->plink_retries = 0;  in mesh_plink_fsm_restart()
126 		    sta->mesh->plink_state != NL80211_PLINK_ESTAB)  in mesh_set_short_slot_time()
176 		    sta->mesh->plink_state != NL80211_PLINK_ESTAB)  in mesh_set_ht_prot_mode()
206 	sdata->u.mesh.mshcfg.ht_opmode = ht_opmode;  in mesh_set_ht_prot_mode()
232 			    2 + sdata->u.mesh.mesh_id_len +  in mesh_plink_frame_tx()
239 			    sdata->u.mesh.ie_len);  in mesh_plink_frame_tx()
357 	lockdep_assert_held(&sta->mesh->plink_lock);  in __mesh_plink_deactivate()
359 	if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)  in __mesh_plink_deactivate()
361 	sta->mesh->plink_state = NL80211_PLINK_BLOCKED;  in __mesh_plink_deactivate()
382 	spin_lock_bh(&sta->mesh->plink_lock);  in mesh_plink_deactivate()
385 	if (!sdata->u.mesh.user_mpm) {  in mesh_plink_deactivate()
386 		sta->mesh->reason = WLAN_REASON_MESH_PEER_CANCELED;  in mesh_plink_deactivate()
388 				    sta->sta.addr, sta->mesh->llid,  in mesh_plink_deactivate()
389 				    sta->mesh->plid, sta->mesh->reason);  in mesh_plink_deactivate()
391 	spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_deactivate()
392 	if (!sdata->u.mesh.user_mpm)  in mesh_plink_deactivate()
393 		del_timer_sync(&sta->mesh->plink_timer);  in mesh_plink_deactivate()
418 	spin_lock_bh(&sta->mesh->plink_lock);  in mesh_sta_info_init()
422 	if (sta->mesh->plink_state == NL80211_PLINK_ESTAB &&  in mesh_sta_info_init()
423 	    sta->mesh->processed_beacon)  in mesh_sta_info_init()
425 	sta->mesh->processed_beacon = true;  in mesh_sta_info_init()
455 	spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_sta_info_init()
503 	sta->mesh->plink_state = NL80211_PLINK_LISTEN;  in __mesh_sta_info_alloc()
521 	if (sdata->u.mesh.user_mpm ||  in mesh_sta_info_alloc()
522 	    sdata->u.mesh.security & IEEE80211_MESH_SEC_AUTHED) {  in mesh_sta_info_alloc()
594 	    sta->mesh->plink_state == NL80211_PLINK_LISTEN &&  in mesh_neighbour_update()
595 	    sdata->u.mesh.accepting_plinks &&  in mesh_neighbour_update()
596 	    sdata->u.mesh.mshcfg.auto_open_plinks &&  in mesh_neighbour_update()
608 	struct mesh_sta *mesh = from_timer(mesh, t, plink_timer);  in mesh_plink_timer()  local
620 	sta = mesh->plink_sta;  in mesh_plink_timer()
625 	spin_lock_bh(&sta->mesh->plink_lock);  in mesh_plink_timer()
632 	if (time_before(jiffies, sta->mesh->plink_timer.expires)) {  in mesh_plink_timer()
635 			sta->sta.addr, mplstates[sta->mesh->plink_state]);  in mesh_plink_timer()
636 		spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_timer()
641 	if (sta->mesh->plink_state == NL80211_PLINK_LISTEN ||  in mesh_plink_timer()
642 	    sta->mesh->plink_state == NL80211_PLINK_ESTAB) {  in mesh_plink_timer()
645 			sta->sta.addr, mplstates[sta->mesh->plink_state]);  in mesh_plink_timer()
646 		spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_timer()
652 		sta->sta.addr, mplstates[sta->mesh->plink_state]);  in mesh_plink_timer()
654 	mshcfg = &sdata->u.mesh.mshcfg;  in mesh_plink_timer()
656 	switch (sta->mesh->plink_state) {  in mesh_plink_timer()
660 		if (sta->mesh->plink_retries < mshcfg->dot11MeshMaxRetries) {  in mesh_plink_timer()
664 				sta->sta.addr, sta->mesh->plink_retries,  in mesh_plink_timer()
665 				sta->mesh->plink_timeout);  in mesh_plink_timer()
667 			sta->mesh->plink_timeout = sta->mesh->plink_timeout +  in mesh_plink_timer()
668 					     rand % sta->mesh->plink_timeout;  in mesh_plink_timer()
669 			++sta->mesh->plink_retries;  in mesh_plink_timer()
670 			mod_plink_timer(sta, sta->mesh->plink_timeout);  in mesh_plink_timer()
680 		sta->mesh->plink_state = NL80211_PLINK_HOLDING;  in mesh_plink_timer()
686 		del_timer(&sta->mesh->plink_timer);  in mesh_plink_timer()
692 	spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_timer()
695 				    sta->mesh->llid, sta->mesh->plid, reason);  in mesh_plink_timer()
700 	sta->mesh->plink_timeout = timeout;  in mesh_plink_timer_set()
701 	mod_timer(&sta->mesh->plink_timer, jiffies + msecs_to_jiffies(timeout));  in mesh_plink_timer_set()
716 		if (!memcmp(&sta->mesh->llid, &llid, sizeof(llid))) {  in llid_in_use()
745 	spin_lock_bh(&sta->mesh->plink_lock);  in mesh_plink_open()
746 	sta->mesh->llid = mesh_get_new_llid(sdata);  in mesh_plink_open()
747 	if (sta->mesh->plink_state != NL80211_PLINK_LISTEN &&  in mesh_plink_open()
748 	    sta->mesh->plink_state != NL80211_PLINK_BLOCKED) {  in mesh_plink_open()
749 		spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_open()
752 	sta->mesh->plink_state = NL80211_PLINK_OPN_SNT;  in mesh_plink_open()
753 	mesh_plink_timer_set(sta, sdata->u.mesh.mshcfg.dot11MeshRetryTimeout);  in mesh_plink_open()
754 	spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_open()
763 			    sta->sta.addr, sta->mesh->llid, 0, 0);  in mesh_plink_open()
771 	spin_lock_bh(&sta->mesh->plink_lock);  in mesh_plink_block()
773 	sta->mesh->plink_state = NL80211_PLINK_BLOCKED;  in mesh_plink_block()
774 	spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_block()
784 	struct mesh_config *mshcfg = &sdata->u.mesh.mshcfg;  in mesh_plink_close()
788 	sta->mesh->reason = reason;  in mesh_plink_close()
789 	sta->mesh->plink_state = NL80211_PLINK_HOLDING;  in mesh_plink_close()
796 	struct mesh_config *mshcfg = &sdata->u.mesh.mshcfg;  in mesh_plink_establish()
799 	del_timer(&sta->mesh->plink_timer);  in mesh_plink_establish()
800 	sta->mesh->plink_state = NL80211_PLINK_ESTAB;  in mesh_plink_establish()
822 	struct mesh_config *mshcfg = &sdata->u.mesh.mshcfg;  in mesh_plink_fsm()
828 		mplstates[sta->mesh->plink_state], mplevents[event]);  in mesh_plink_fsm()
830 	spin_lock_bh(&sta->mesh->plink_lock);  in mesh_plink_fsm()
831 	switch (sta->mesh->plink_state) {  in mesh_plink_fsm()
838 			sta->mesh->plink_state = NL80211_PLINK_OPN_RCVD;  in mesh_plink_fsm()
839 			sta->mesh->llid = mesh_get_new_llid(sdata);  in mesh_plink_fsm()
861 			sta->mesh->plink_state = NL80211_PLINK_OPN_RCVD;  in mesh_plink_fsm()
865 			sta->mesh->plink_state = NL80211_PLINK_CNF_RCVD;  in mesh_plink_fsm()
926 			del_timer(&sta->mesh->plink_timer);  in mesh_plink_fsm()
945 	spin_unlock_bh(&sta->mesh->plink_lock);  in mesh_plink_fsm()
950 				    sta->mesh->llid, sta->mesh->plid,  in mesh_plink_fsm()
951 				    sta->mesh->reason);  in mesh_plink_fsm()
957 					    sta->sta.addr, sta->mesh->llid,  in mesh_plink_fsm()
958 					    sta->mesh->plid, 0);  in mesh_plink_fsm()
1017 		if (sta->mesh->plink_state == NL80211_PLINK_BLOCKED)  in mesh_plink_get_event()
1026 		    (sta->mesh->plid && sta->mesh->plid != plid))  in mesh_plink_get_event()
1035 		    sta->mesh->llid != llid ||  in mesh_plink_get_event()
1036 		    (sta->mesh->plid && sta->mesh->plid != plid))  in mesh_plink_get_event()
1042 		if (sta->mesh->plink_state == NL80211_PLINK_ESTAB)  in mesh_plink_get_event()
1053 		else if (sta->mesh->plid != plid)  in mesh_plink_get_event()
1055 		else if (ie_len == 8 && sta->mesh->llid != llid)  in mesh_plink_get_event()
1089 	    sdata->u.mesh.security == IEEE80211_MESH_SEC_NONE) {  in mesh_process_plink_frame()
1142 		sta->mesh->plid = plid;  in mesh_process_plink_frame()
1155 		if (!sta->mesh->plid)  in mesh_process_plink_frame()
1156 			sta->mesh->plid = plid;  in mesh_process_plink_frame()
1158 		sta->mesh->aid = get_unaligned_le16(PLINK_CNF_AID(mgmt));  in mesh_process_plink_frame()
1182 	if (sdata->u.mesh.user_mpm)  in mesh_rx_plink_frame()