diff options
| author |   Petri Gynther <pgynther@google.com> | 2016-04-09 00:20:36 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-04-14 00:33:51 -0400 |
| commit | e178c8c2306ebff13aee365de703e6b8b2bea066 (patch) | |
| tree | 6ced47131d85222f21638d7a8afbe5561035b734 | |
| parent | net: bcmgenet: use __napi_schedule_irqoff() (diff) | |
| download | linux-dev-e178c8c2306ebff13aee365de703e6b8b2bea066.tar.xz linux-dev-e178c8c2306ebff13aee365de703e6b8b2bea066.zip | |
net: bcmgenet: add BQL support
Add Byte Queue Limits (BQL) support to bcmgenet driver.
Signed-off-by: Petri Gynther <pgynther@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/broadcom/genet/bcmgenet.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 49f132c7ed99..8150c74f054a 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1221,8 +1221,10 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, dev->stats.tx_packets += pkts_compl; dev->stats.tx_bytes += bytes_compl; + txq = netdev_get_tx_queue(dev, ring->queue); + netdev_tx_completed_queue(txq, pkts_compl, bytes_compl); + if (ring->free_bds > (MAX_SKB_FRAGS + 1)) { - txq = netdev_get_tx_queue(dev, ring->queue); if (netif_tx_queue_stopped(txq)) netif_tx_wake_queue(txq); } @@ -1516,6 +1518,8 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) ring->prod_index += nr_frags + 1; ring->prod_index &= DMA_P_INDEX_MASK; + netdev_tx_sent_queue(txq, GENET_CB(skb)->bytes_sent); + if (ring->free_bds <= (MAX_SKB_FRAGS + 1)) netif_tx_stop_queue(txq); @@ -2364,6 +2368,7 @@ static int bcmgenet_dma_teardown(struct bcmgenet_priv *priv) static void bcmgenet_fini_dma(struct bcmgenet_priv *priv) { int i; + struct netdev_queue *txq; bcmgenet_fini_rx_napi(priv); bcmgenet_fini_tx_napi(priv); @@ -2378,6 +2383,14 @@ static void bcmgenet_fini_dma(struct bcmgenet_priv *priv) } } + for (i = 0; i < priv->hw_params->tx_queues; i++) { + txq = netdev_get_tx_queue(priv->dev, priv->tx_rings[i].queue); + netdev_tx_reset_queue(txq); + } + + txq = netdev_get_tx_queue(priv->dev, priv->tx_rings[DESC_INDEX].queue); + netdev_tx_reset_queue(txq); + bcmgenet_free_rx_buffers(priv); kfree(priv->rx_cbs); kfree(priv->tx_cbs); |