wifi: mt76: mt7996: Rely on mt7996_vif/sta_link in twt teardown

This is a preliminary patch to enable MLO for MT7996 driver

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20250311-mt7996-mlo-v2-13-31df6972519b@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>

Author: LorenzoBianconi

drivers/net/wireless/mediatek/mt76/mt7996/mac.c

@@ -2691,10 +2691,10 @@ void mt7996_mac_add_twt_setup(struct ieee80211_hw *hw,
 }
 
 void mt7996_mac_twt_teardown_flow(struct mt7996_dev *dev,
-				  struct mt7996_sta *msta,
+				  struct mt7996_vif_link *link,
+				  struct mt7996_sta_link *msta_link,
 				  u8 flowid)
 {
-	struct mt7996_sta_link *msta_link = &msta->deflink;
 	struct mt7996_twt_flow *flow;
 
 	lockdep_assert_held(&dev->mt76.mutex);
@@ -2706,8 +2706,7 @@ void mt7996_mac_twt_teardown_flow(struct mt7996_dev *dev,
 		return;
 
 	flow = &msta_link->twt.flow[flowid];
-	if (mt7996_mcu_twt_agrt_update(dev, &msta->vif->deflink, flow,
-				       MCU_TWT_AGRT_DELETE))
+	if (mt7996_mcu_twt_agrt_update(dev, link, flow, MCU_TWT_AGRT_DELETE))
 		return;
 
 	list_del_init(&flow->list);

drivers/net/wireless/mediatek/mt76/mt7996/main.c

@@ -1062,7 +1062,8 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif,
 			break;
 		case MT76_STA_EVENT_DISASSOC:
 			for (i = 0; i < ARRAY_SIZE(msta_link->twt.flow); i++)
-				mt7996_mac_twt_teardown_flow(dev, msta, i);
+				mt7996_mac_twt_teardown_flow(dev, link,
+							     msta_link, i);
 
 			mt7996_mcu_add_sta(dev, link_conf, link_sta, link,
 					   msta_link, CONN_STATE_DISCONNECT,
@@ -1804,10 +1805,12 @@ mt7996_twt_teardown_request(struct ieee80211_hw *hw,
 			    u8 flowid)
 {
 	struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv;
+	struct mt7996_sta_link *msta_link = &msta->deflink;
+	struct mt7996_vif_link *link = &msta->vif->deflink;
 	struct mt7996_dev *dev = mt7996_hw_dev(hw);
 
 	mutex_lock(&dev->mt76.mutex);
-	mt7996_mac_twt_teardown_flow(dev, msta, flowid);
+	mt7996_mac_twt_teardown_flow(dev, link, msta_link, flowid);
 	mutex_unlock(&dev->mt76.mutex);
 }
 

drivers/net/wireless/mediatek/mt76/mt7996/mt7996.h

@@ -709,7 +709,8 @@ void mt7996_mac_dump_work(struct work_struct *work);
 void mt7996_mac_sta_rc_work(struct work_struct *work);
 void mt7996_mac_update_stats(struct mt7996_phy *phy);
 void mt7996_mac_twt_teardown_flow(struct mt7996_dev *dev,
-				  struct mt7996_sta *msta,
+				  struct mt7996_vif_link *link,
+				  struct mt7996_sta_link *msta_link,
 				  u8 flowid);
 void mt7996_mac_add_twt_setup(struct ieee80211_hw *hw,
 			      struct ieee80211_sta *sta,