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path: root/drivers/net/ethernet/broadcom/genet/bcmgenet.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/genet/bcmgenet.c')
-rw-r--r--drivers/net/ethernet/broadcom/genet/bcmgenet.c30
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 482a31e7b72b..54f71b1e85fc 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -1819,15 +1819,15 @@ static struct enet_cb *bcmgenet_put_txcb(struct bcmgenet_priv *priv,
{
struct enet_cb *tx_cb_ptr;
- tx_cb_ptr = ring->cbs;
- tx_cb_ptr += ring->write_ptr - ring->cb_ptr;
-
/* Rewinding local write pointer */
if (ring->write_ptr == ring->cb_ptr)
ring->write_ptr = ring->end_ptr;
else
ring->write_ptr--;
+ tx_cb_ptr = ring->cbs;
+ tx_cb_ptr += ring->write_ptr - ring->cb_ptr;
+
return tx_cb_ptr;
}
@@ -1985,6 +1985,7 @@ static unsigned int bcmgenet_tx_reclaim(struct net_device *dev,
drop = (ring->prod_index - ring->c_index) & DMA_C_INDEX_MASK;
released += drop;
ring->prod_index = ring->c_index & DMA_C_INDEX_MASK;
+ ring->free_bds += drop;
while (drop--) {
cb_ptr = bcmgenet_put_txcb(priv, ring);
skb = cb_ptr->skb;
@@ -1996,6 +1997,7 @@ static unsigned int bcmgenet_tx_reclaim(struct net_device *dev,
}
if (skb)
dev_consume_skb_any(skb);
+ netdev_tx_reset_queue(netdev_get_tx_queue(dev, ring->index));
bcmgenet_tdma_ring_writel(priv, ring->index,
ring->prod_index, TDMA_PROD_INDEX);
wr_ptr = ring->write_ptr * WORDS_PER_BD(priv);
@@ -3475,27 +3477,23 @@ static void bcmgenet_dump_tx_queue(struct bcmgenet_tx_ring *ring)
static void bcmgenet_timeout(struct net_device *dev, unsigned int txqueue)
{
struct bcmgenet_priv *priv = netdev_priv(dev);
- u32 int1_enable = 0;
- unsigned int q;
+ struct bcmgenet_tx_ring *ring = &priv->tx_rings[txqueue];
+ struct netdev_queue *txq = netdev_get_tx_queue(dev, txqueue);
netif_dbg(priv, tx_err, dev, "bcmgenet_timeout\n");
- for (q = 0; q <= priv->hw_params->tx_queues; q++)
- bcmgenet_dump_tx_queue(&priv->tx_rings[q]);
-
- bcmgenet_tx_reclaim_all(dev);
+ bcmgenet_dump_tx_queue(ring);
- for (q = 0; q <= priv->hw_params->tx_queues; q++)
- int1_enable |= (1 << q);
+ bcmgenet_tx_reclaim(dev, ring, true);
- /* Re-enable TX interrupts if disabled */
- bcmgenet_intrl2_1_writel(priv, int1_enable, INTRL2_CPU_MASK_CLEAR);
+ /* Re-enable the TX interrupt for this ring */
+ bcmgenet_intrl2_1_writel(priv, 1 << txqueue, INTRL2_CPU_MASK_CLEAR);
- netif_trans_update(dev);
+ txq_trans_cond_update(txq);
- BCMGENET_STATS64_INC((&priv->tx_rings[txqueue].stats64), errors);
+ BCMGENET_STATS64_INC((&ring->stats64), errors);
- netif_tx_wake_all_queues(dev);
+ netif_tx_wake_queue(txq);
}
#define MAX_MDF_FILTER 17