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unify tx completion handling, allow a driver callback to clean up tx skbs

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Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2016-02-06 16:14:02 +01:00
parent ba004c0067
commit fa3ee92842
11 changed files with 43 additions and 67 deletions
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dma.c
+6 -16
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@@ -123,13 +123,14 @@ mt76_dma_tx_cleanup_idx(struct mt76_dev *dev, struct mt76_queue *q, int idx,
}
static void
mt76_dma_tx_cleanup(struct mt76_dev *dev, struct mt76_queue *q, bool flush,
void (*done)(struct mt76_dev *dev, struct mt76_queue *q,
struct mt76_queue_entry *e))
mt76_dma_tx_cleanup(struct mt76_dev *dev, struct mt76_queue *q, bool flush)
{
struct mt76_queue_entry entry;
int last;
if (!q->ndesc)
return;
spin_lock_bh(&q->lock);
if (flush)
last = -1;
@@ -142,7 +143,7 @@ mt76_dma_tx_cleanup(struct mt76_dev *dev, struct mt76_queue *q, bool flush,
q->swq_queued--;
if (entry.skb)
done(dev, q, &entry);
dev->drv->tx_complete_skb(dev, q, &entry, flush);
if (entry.txwi)
mt76_put_txwi(dev, entry.txwi);
@@ -391,23 +392,12 @@ int mt76_dma_attach(struct mt76_dev *dev)
}
EXPORT_SYMBOL_GPL(mt76_dma_attach);
static void
mt76_tx_cleanup_entry(struct mt76_dev *dev, struct mt76_queue *q,
struct mt76_queue_entry *e)
{
if (e->txwi)
ieee80211_free_txskb(dev->hw, e->skb);
else
dev_kfree_skb_any(e->skb);
}
void mt76_dma_cleanup(struct mt76_dev *dev)
{
int i;
for (i = 0; i < ARRAY_SIZE(dev->q_tx); i++)
mt76_dma_tx_cleanup(dev, &dev->q_tx[i], true,
mt76_tx_cleanup_entry);
mt76_dma_tx_cleanup(dev, &dev->q_tx[i], true);
for (i = 0; i < ARRAY_SIZE(dev->q_rx); i++) {
netif_napi_del(&dev->napi[i]);