wifi: mt76: mt7603: rely on shared poll_list field

Rely on poll_list field in mt76_wcid structure and get rid of
private copy.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7603/mac.c

@@ -419,8 +419,8 @@ void mt7603_mac_sta_poll(struct mt7603_dev *dev)
 		}
 
 		msta = list_first_entry(&dev->mt76.sta_poll_list,
-					struct mt7603_sta, poll_list);
-		list_del_init(&msta->poll_list);
+					struct mt7603_sta, wcid.poll_list);
+		list_del_init(&msta->wcid.poll_list);
 		spin_unlock_bh(&dev->mt76.sta_poll_lock);
 
 		addr = mt7603_wtbl4_addr(msta->wcid.idx);
@@ -1267,9 +1267,9 @@ void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data)
 	msta = container_of(wcid, struct mt7603_sta, wcid);
 	sta = wcid_to_sta(wcid);
 
-	if (list_empty(&msta->poll_list)) {
+	if (list_empty(&msta->wcid.poll_list)) {
 		spin_lock_bh(&dev->mt76.sta_poll_lock);
-		list_add_tail(&msta->poll_list, &dev->mt76.sta_poll_list);
+		list_add_tail(&msta->wcid.poll_list, &dev->mt76.sta_poll_list);
 		spin_unlock_bh(&dev->mt76.sta_poll_lock);
 	}
 

drivers/net/wireless/mediatek/mt76/mt7603/main.c

@@ -66,7 +66,7 @@ mt7603_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 
 	idx = MT7603_WTBL_RESERVED - 1 - mvif->idx;
 	dev->mt76.vif_mask |= BIT_ULL(mvif->idx);
-	INIT_LIST_HEAD(&mvif->sta.poll_list);
+	INIT_LIST_HEAD(&mvif->sta.wcid.poll_list);
 	mvif->sta.wcid.idx = idx;
 	mvif->sta.wcid.hw_key_idx = -1;
 	mt76_packet_id_init(&mvif->sta.wcid);
@@ -101,8 +101,8 @@ mt7603_remove_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
 	rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
 
 	spin_lock_bh(&dev->mt76.sta_poll_lock);
-	if (!list_empty(&msta->poll_list))
-		list_del_init(&msta->poll_list);
+	if (!list_empty(&msta->wcid.poll_list))
+		list_del_init(&msta->wcid.poll_list);
 	spin_unlock_bh(&dev->mt76.sta_poll_lock);
 
 	mutex_lock(&dev->mt76.mutex);
@@ -351,7 +351,7 @@ mt7603_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 	if (idx < 0)
 		return -ENOSPC;
 
-	INIT_LIST_HEAD(&msta->poll_list);
+	INIT_LIST_HEAD(&msta->wcid.poll_list);
 	__skb_queue_head_init(&msta->psq);
 	msta->ps = ~0;
 	msta->smps = ~0;
@@ -389,8 +389,8 @@ mt7603_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
 	spin_unlock_bh(&dev->ps_lock);
 
 	spin_lock_bh(&mdev->sta_poll_lock);
-	if (!list_empty(&msta->poll_list))
-		list_del_init(&msta->poll_list);
+	if (!list_empty(&msta->wcid.poll_list))
+		list_del_init(&msta->wcid.poll_list);
 	spin_unlock_bh(&mdev->sta_poll_lock);
 
 	mt7603_wtbl_clear(dev, wcid->idx);

drivers/net/wireless/mediatek/mt76/mt7603/mt7603.h

@@ -64,7 +64,6 @@ struct mt7603_sta {
 
 	struct mt7603_vif *vif;
 
-	struct list_head poll_list;
 	u32 tx_airtime_ac[4];
 
 	struct sk_buff_head psq;