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[PATCH v2 4/7] mt76: add mt76_sta_remove helper

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This allows station removal code to be used by mt7603 later

Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
---
 drivers/net/wireless/mediatek/mt76/mac80211.c | 19 +++++++++++++++++++
 drivers/net/wireless/mediatek/mt76/mt76.h     |  2 ++
 .../net/wireless/mediatek/mt76/mt76x02_util.c | 12 +++---------
 3 files changed, 24 insertions(+), 9 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 3be73b021d27..1098919f5498 100644
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -630,3 +630,22 @@ void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q,
 	mt76_rx_complete(dev, &frames, napi);
 }
 EXPORT_SYMBOL_GPL(mt76_rx_poll_complete);
+
+void mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif,
+		     struct ieee80211_sta *sta)
+{
+	struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
+	int idx = wcid->idx;
+	int i;
+
+	rcu_assign_pointer(dev->wcid[idx], NULL);
+	synchronize_rcu();
+
+	mutex_lock(&dev->mutex);
+	mt76_tx_status_check(dev, wcid, true);
+	for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
+		mt76_txq_remove(dev, sta->txq[i]);
+	mt76_wcid_free(dev->wcid_mask, idx);
+	mutex_unlock(&dev->mutex);
+}
+EXPORT_SYMBOL_GPL(mt76_sta_remove);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index ea74ba00aebc..878836fe80d3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -664,6 +664,8 @@ void mt76_tx_status_skb_done(struct mt76_dev *dev, struct sk_buff *skb,
 void mt76_tx_complete_skb(struct mt76_dev *dev, struct sk_buff *skb);
 void mt76_tx_status_check(struct mt76_dev *dev, struct mt76_wcid *wcid,
 			  bool flush);
+void mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif,
+		     struct ieee80211_sta *sta);
 
 struct ieee80211_sta *mt76_rx_convert(struct sk_buff *skb);
 
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
index 1a51193d5d59..0ea7ab9cf0c6 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_util.c
@@ -212,19 +212,13 @@ int mt76x02_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
 		       struct ieee80211_sta *sta)
 {
 	struct mt76x02_dev *dev = hw->priv;
-	struct mt76x02_sta *msta = (struct mt76x02_sta *)sta->drv_priv;
-	int idx = msta->wcid.idx;
-	int i;
+	struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
+	int idx = wcid->idx;
 
-	rcu_assign_pointer(dev->mt76.wcid[idx], NULL);
-	synchronize_rcu();
+	mt76_sta_remove(&dev->mt76, vif, sta);
 
 	mutex_lock(&dev->mt76.mutex);
-	mt76_tx_status_check(&dev->mt76, &msta->wcid, true);
-	for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
-		mt76_txq_remove(&dev->mt76, sta->txq[i]);
 	mt76x02_mac_wcid_set_drop(dev, idx, true);
-	mt76_wcid_free(dev->mt76.wcid_mask, idx);
 	mt76x02_mac_wcid_setup(dev, idx, 0, NULL);
 	mutex_unlock(&dev->mt76.mutex);
 
-- 
2.17.0




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