58 void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,  in ___ieee80211_stop_rx_ba_session()  argument
61 	struct ieee80211_local *local = sta->local;  in ___ieee80211_stop_rx_ba_session()
64 		.sta = &sta->sta,  in ___ieee80211_stop_rx_ba_session()
72 	lockdep_assert_held(&sta->ampdu_mlme.mtx);  in ___ieee80211_stop_rx_ba_session()
74 	tid_rx = rcu_dereference_protected(sta->ampdu_mlme.tid_rx[tid],  in ___ieee80211_stop_rx_ba_session()
75 					lockdep_is_held(&sta->ampdu_mlme.mtx));  in ___ieee80211_stop_rx_ba_session()
77 	if (!test_bit(tid, sta->ampdu_mlme.agg_session_valid))  in ___ieee80211_stop_rx_ba_session()
80 	RCU_INIT_POINTER(sta->ampdu_mlme.tid_rx[tid], NULL);  in ___ieee80211_stop_rx_ba_session()
81 	__clear_bit(tid, sta->ampdu_mlme.agg_session_valid);  in ___ieee80211_stop_rx_ba_session()
83 	ht_dbg(sta->sdata,  in ___ieee80211_stop_rx_ba_session()
85 	       sta->sta.addr, tid,  in ___ieee80211_stop_rx_ba_session()
89 	if (drv_ampdu_action(local, sta->sdata, &params))  in ___ieee80211_stop_rx_ba_session()
90 		sdata_info(sta->sdata,  in ___ieee80211_stop_rx_ba_session()
92 			   sta->sta.addr, tid);  in ___ieee80211_stop_rx_ba_session()
96 		ieee80211_send_delba(sta->sdata, sta->sta.addr,  in ___ieee80211_stop_rx_ba_session()
117 void __ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid,  in __ieee80211_stop_rx_ba_session()  argument
120 	mutex_lock(&sta->ampdu_mlme.mtx);  in __ieee80211_stop_rx_ba_session()
121 	___ieee80211_stop_rx_ba_session(sta, tid, initiator, reason, tx);  in __ieee80211_stop_rx_ba_session()
122 	mutex_unlock(&sta->ampdu_mlme.mtx);  in __ieee80211_stop_rx_ba_session()
129 	struct sta_info *sta;  in ieee80211_stop_rx_ba_session()  local
133 	sta = sta_info_get_bss(sdata, addr);  in ieee80211_stop_rx_ba_session()
134 	if (!sta) {  in ieee80211_stop_rx_ba_session()
141 			set_bit(i, sta->ampdu_mlme.tid_rx_stop_requested);  in ieee80211_stop_rx_ba_session()
143 	ieee80211_queue_work(&sta->local->hw, &sta->ampdu_mlme.work);  in ieee80211_stop_rx_ba_session()
155 	struct sta_info *sta = tid_rx->sta;  in sta_rx_agg_session_timer_expired()  local
165 	ht_dbg(sta->sdata, "RX session timer expired on %pM tid %d\n",  in sta_rx_agg_session_timer_expired()
166 	       sta->sta.addr, tid);  in sta_rx_agg_session_timer_expired()
168 	set_bit(tid, sta->ampdu_mlme.tid_rx_timer_expired);  in sta_rx_agg_session_timer_expired()
169 	ieee80211_queue_work(&sta->local->hw, &sta->ampdu_mlme.work);  in sta_rx_agg_session_timer_expired()
177 	ieee80211_release_reorder_timeout(tid_rx->sta, tid_rx->tid);  in sta_rx_agg_reorder_timer_expired()
214 static void ieee80211_send_addba_resp(struct sta_info *sta, u8 *da, u16 tid,  in ieee80211_send_addba_resp()  argument
219 	struct ieee80211_sub_if_data *sdata = sta->sdata;  in ieee80211_send_addba_resp()
262 	if (sta->sta.he_cap.has_he && addbaext)  in ieee80211_send_addba_resp()
268 void ___ieee80211_start_rx_ba_session(struct sta_info *sta,  in ___ieee80211_start_rx_ba_session()  argument
274 	struct ieee80211_local *local = sta->sdata->local;  in ___ieee80211_start_rx_ba_session()
277 		.sta = &sta->sta,  in ___ieee80211_start_rx_ba_session()
289 		ht_dbg(sta->sdata,  in ___ieee80211_start_rx_ba_session()
291 		       sta->sta.addr, tid);  in ___ieee80211_start_rx_ba_session()
295 	if (!sta->sta.ht_cap.ht_supported &&  in ___ieee80211_start_rx_ba_session()
296 	    sta->sdata->vif.bss_conf.chandef.chan->band != NL80211_BAND_6GHZ) {  in ___ieee80211_start_rx_ba_session()
297 		ht_dbg(sta->sdata,  in ___ieee80211_start_rx_ba_session()
299 		       sta->sta.addr, tid);  in ___ieee80211_start_rx_ba_session()
304 	if (test_sta_flag(sta, WLAN_STA_BLOCK_BA)) {  in ___ieee80211_start_rx_ba_session()
305 		ht_dbg(sta->sdata,  in ___ieee80211_start_rx_ba_session()
307 		       sta->sta.addr, tid);  in ___ieee80211_start_rx_ba_session()
311 	if (sta->sta.he_cap.has_he)  in ___ieee80211_start_rx_ba_session()
321 	     (!(sta->sta.ht_cap.cap & IEEE80211_HT_CAP_DELAY_BA))) ||  in ___ieee80211_start_rx_ba_session()
324 		ht_dbg_ratelimited(sta->sdata,  in ___ieee80211_start_rx_ba_session()
326 				   sta->sta.addr, tid, ba_policy, buf_size);  in ___ieee80211_start_rx_ba_session()
334 	if (buf_size > sta->sta.max_rx_aggregation_subframes)  in ___ieee80211_start_rx_ba_session()
335 		buf_size = sta->sta.max_rx_aggregation_subframes;  in ___ieee80211_start_rx_ba_session()
338 	ht_dbg(sta->sdata, "AddBA Req buf_size=%d for %pM\n",  in ___ieee80211_start_rx_ba_session()
339 	       buf_size, sta->sta.addr);  in ___ieee80211_start_rx_ba_session()
342 	lockdep_assert_held(&sta->ampdu_mlme.mtx);  in ___ieee80211_start_rx_ba_session()
344 	if (test_bit(tid, sta->ampdu_mlme.agg_session_valid)) {  in ___ieee80211_start_rx_ba_session()
345 		if (sta->ampdu_mlme.tid_rx_token[tid] == dialog_token) {  in ___ieee80211_start_rx_ba_session()
348 			ht_dbg_ratelimited(sta->sdata,  in ___ieee80211_start_rx_ba_session()
350 					   sta->sta.addr, tid);  in ___ieee80211_start_rx_ba_session()
357 			tid_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]);  in ___ieee80211_start_rx_ba_session()
366 		ht_dbg_ratelimited(sta->sdata,  in ___ieee80211_start_rx_ba_session()
368 				   sta->sta.addr, tid);  in ___ieee80211_start_rx_ba_session()
371 		___ieee80211_stop_rx_ba_session(sta, tid, WLAN_BACK_RECIPIENT,  in ___ieee80211_start_rx_ba_session()
377 		ret = drv_ampdu_action(local, sta->sdata, &params);  in ___ieee80211_start_rx_ba_session()
378 		ht_dbg(sta->sdata,  in ___ieee80211_start_rx_ba_session()
380 		       sta->sta.addr, tid, ret);  in ___ieee80211_start_rx_ba_session()
416 	ret = drv_ampdu_action(local, sta->sdata, &params);  in ___ieee80211_start_rx_ba_session()
417 	ht_dbg(sta->sdata, "Rx A-MPDU request on %pM tid %d result %d\n",  in ___ieee80211_start_rx_ba_session()
418 	       sta->sta.addr, tid, ret);  in ___ieee80211_start_rx_ba_session()
436 	tid_agg_rx->sta = sta;  in ___ieee80211_start_rx_ba_session()
440 	rcu_assign_pointer(sta->ampdu_mlme.tid_rx[tid], tid_agg_rx);  in ___ieee80211_start_rx_ba_session()
449 		__set_bit(tid, sta->ampdu_mlme.agg_session_valid);  in ___ieee80211_start_rx_ba_session()
450 		__clear_bit(tid, sta->ampdu_mlme.unexpected_agg);  in ___ieee80211_start_rx_ba_session()
451 		sta->ampdu_mlme.tid_rx_token[tid] = dialog_token;  in ___ieee80211_start_rx_ba_session()
455 		ieee80211_send_addba_resp(sta, sta->sta.addr, tid,  in ___ieee80211_start_rx_ba_session()
460 static void __ieee80211_start_rx_ba_session(struct sta_info *sta,  in __ieee80211_start_rx_ba_session()  argument
467 	mutex_lock(&sta->ampdu_mlme.mtx);  in __ieee80211_start_rx_ba_session()
468 	___ieee80211_start_rx_ba_session(sta, dialog_token, timeout,  in __ieee80211_start_rx_ba_session()
471 	mutex_unlock(&sta->ampdu_mlme.mtx);  in __ieee80211_start_rx_ba_session()
475 				     struct sta_info *sta,  in ieee80211_process_addba_request()  argument
504 	__ieee80211_start_rx_ba_session(sta, dialog_token, timeout,  in ieee80211_process_addba_request()
515 	struct sta_info *sta;  in ieee80211_manage_rx_ba_offl()  local
518 	sta = sta_info_get_bss(sdata, addr);  in ieee80211_manage_rx_ba_offl()
519 	if (!sta)  in ieee80211_manage_rx_ba_offl()
522 	set_bit(tid, sta->ampdu_mlme.tid_rx_manage_offl);  in ieee80211_manage_rx_ba_offl()
523 	ieee80211_queue_work(&local->hw, &sta->ampdu_mlme.work);  in ieee80211_manage_rx_ba_offl()
534 	struct sta_info *sta;  in ieee80211_rx_ba_timer_expired()  local
537 	sta = sta_info_get_bss(sdata, addr);  in ieee80211_rx_ba_timer_expired()
538 	if (!sta)  in ieee80211_rx_ba_timer_expired()
541 	set_bit(tid, sta->ampdu_mlme.tid_rx_timer_expired);  in ieee80211_rx_ba_timer_expired()
542 	ieee80211_queue_work(&local->hw, &sta->ampdu_mlme.work);  in ieee80211_rx_ba_timer_expired()