diff options
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/dma.c')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/dma.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index f7fbd7016403..e2ba26378575 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -157,17 +157,20 @@ mt76_dma_tx_cleanup(struct mt76_dev *dev, enum mt76_txq_id qid, bool flush) if (entry.schedule) q->swq_queued--; - if (entry.skb) + q->tail = (q->tail + 1) % q->ndesc; + q->queued--; + + if (entry.skb) { + spin_unlock_bh(&q->lock); dev->drv->tx_complete_skb(dev, q, &entry, flush); + spin_lock_bh(&q->lock); + } if (entry.txwi) { mt76_put_txwi(dev, entry.txwi); - wake = true; + wake = !flush; } - q->tail = (q->tail + 1) % q->ndesc; - q->queued--; - if (!flush && q->tail == last) last = ioread32(&q->regs->dma_idx); } @@ -258,6 +261,7 @@ int mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q, return -ENOMEM; } + skb->prev = skb->next = NULL; dma_sync_single_for_cpu(dev->dev, t->dma_addr, sizeof(t->txwi), DMA_TO_DEVICE); ret = dev->drv->tx_prepare_skb(dev, &t->txwi, skb, q, wcid, sta, |