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mt76: revert support for TX_NEEDS_ALIGNED4_SKBS

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This didn't bring the performance benefit that I had hoped for, so the mac80211
patch for this will not make it upstream

Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2019-06-24 23:56:23 +02:00
parent 335e8c6baf
commit 47ddf4b722
7 changed files with 33 additions and 18 deletions
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dma.c
+2
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@@ -310,6 +310,8 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, enum mt76_txq_id qid,
txwi = mt76_get_txwi_ptr(dev, t);
skb->prev = skb->next = NULL;
if (dev->drv->tx_aligned4_skbs)
mt76_insert_hdr_pad(skb);
len = skb_headlen(skb);
addr = dma_map_single(dev->dev, skb->data, len, DMA_TO_DEVICE);