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path: root/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_main.c')
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index eb555f0..90a946f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1093,6 +1093,7 @@ static int init_dma_desc_rings(struct net_device *dev, gfp_t flags)
p->des2 = 0;
priv->tx_skbuff_dma[i].buf = 0;
priv->tx_skbuff_dma[i].map_as_page = false;
+ priv->tx_skbuff_dma[i].len = 0;
priv->tx_skbuff[i] = NULL;
}
@@ -1136,12 +1137,12 @@ static void dma_free_tx_skbufs(struct stmmac_priv *priv)
if (priv->tx_skbuff_dma[i].map_as_page)
dma_unmap_page(priv->device,
priv->tx_skbuff_dma[i].buf,
- priv->hw->desc->get_tx_len(p),
+ priv->tx_skbuff_dma[i].len,
DMA_TO_DEVICE);
else
dma_unmap_single(priv->device,
priv->tx_skbuff_dma[i].buf,
- priv->hw->desc->get_tx_len(p),
+ priv->tx_skbuff_dma[i].len,
DMA_TO_DEVICE);
}
@@ -1347,12 +1348,12 @@ static void stmmac_tx_clean(struct stmmac_priv *priv)
if (priv->tx_skbuff_dma[entry].map_as_page)
dma_unmap_page(priv->device,
priv->tx_skbuff_dma[entry].buf,
- priv->hw->desc->get_tx_len(p),
+ priv->tx_skbuff_dma[entry].len,
DMA_TO_DEVICE);
else
dma_unmap_single(priv->device,
priv->tx_skbuff_dma[entry].buf,
- priv->hw->desc->get_tx_len(p),
+ priv->tx_skbuff_dma[entry].len,
DMA_TO_DEVICE);
priv->tx_skbuff_dma[entry].buf = 0;
priv->tx_skbuff_dma[entry].map_as_page = false;
@@ -1986,6 +1987,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
if (dma_mapping_error(priv->device, desc->des2))
goto dma_map_err;
priv->tx_skbuff_dma[entry].buf = desc->des2;
+ priv->tx_skbuff_dma[entry].len = nopaged_len;
priv->hw->desc->prepare_tx_desc(desc, 1, nopaged_len,
csum_insertion, priv->mode);
} else {
@@ -2014,6 +2016,7 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
priv->tx_skbuff_dma[entry].buf = desc->des2;
priv->tx_skbuff_dma[entry].map_as_page = true;
+ priv->tx_skbuff_dma[entry].len = len;
priv->hw->desc->prepare_tx_desc(desc, 0, len, csum_insertion,
priv->mode);
wmb();