Commit 94e4f579 authored by Felix Fietkau's avatar Felix Fietkau
Browse files

mt76: dma: use ieee80211_tx_status_ext to free packets when tx fails 



Fixes AQL issues on full queues, especially with 802.3 encap offload

Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 0fe88644

drivers/net/wireless/mediatek/mt76/dma.c

+12 −6
Original line number Diff line number Diff line
@@ -350,6 +350,9 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, 
		      struct sk_buff *skb, struct mt76_wcid *wcid,

		      struct ieee80211_sta *sta)

{

	struct ieee80211_tx_status status = {

		.sta = sta,

	};

	struct mt76_tx_info tx_info = {

		.skb = skb,

	};
@@ -361,11 +364,9 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, 
	u8 *txwi;



	t = mt76_get_txwi(dev);

	if (!t) {

		hw = mt76_tx_status_get_hw(dev, skb);

		ieee80211_free_txskb(hw, skb);

		return -ENOMEM;

	}

	if (!t)

		goto free_skb;



	txwi = mt76_get_txwi_ptr(dev, t);



	skb->prev = skb->next = NULL;
@@ -428,8 +429,13 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, 
	}

#endif



	dev_kfree_skb(tx_info.skb);

	mt76_put_txwi(dev, t);



free_skb:

	status.skb = tx_info.skb;

	hw = mt76_tx_status_get_hw(dev, tx_info.skb);

	ieee80211_tx_status_ext(hw, &status);



	return ret;

}