diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-08 14:25:41 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-08 14:25:41 -0800 |
commit | 5fbbf5f648a9c4ef99276854f05b2255d1b004d3 (patch) | |
tree | 59c9ae762c3df2800e894001b3de58c5f1972486 /drivers/net/mlx4/en_tx.c | |
parent | ce279e6ec91c49f2c5f59f7492e19d39edbf8bbd (diff) | |
parent | 56cf391a9462a4897ea660a6af3662dda5ae8c84 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (84 commits)
wimax: fix kernel-doc for debufs_dentry member of struct wimax_dev
net: convert pegasus driver to net_device_ops
bnx2x: Prevent eeprom set when driver is down
net: switch kaweth driver to netdevops
pcnet32: round off carrier watch timer
i2400m/usb: wrap USB power saving in #ifdef CONFIG_PM
wimax: testing for rfkill support should also test for CONFIG_RFKILL_MODULE
wimax: fix kconfig interactions with rfkill and input layers
wimax: fix '#ifndef CONFIG_BUG' layout to avoid warning
r6040: bump release number to 0.20
r6040: warn about MAC address being unset
r6040: check PHY status when bringing interface up
r6040: make printks consistent with DRV_NAME
gianfar: Fixup use of BUS_ID_SIZE
mlx4_en: Returning real Max in get_ringparam
mlx4_en: Consider inline packets on completion
netdev: bfin_mac: enable bfin_mac net dev driver for BF51x
qeth: convert to net_device_ops
vlan: add neigh_setup
dm9601: warn on invalid mac address
...
Diffstat (limited to 'drivers/net/mlx4/en_tx.c')
-rw-r--r-- | drivers/net/mlx4/en_tx.c | 59 |
1 files changed, 33 insertions, 26 deletions
diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c index ff4d75205c2..4afd5993e31 100644 --- a/drivers/net/mlx4/en_tx.c +++ b/drivers/net/mlx4/en_tx.c @@ -203,19 +203,21 @@ static u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv, /* Optimize the common case when there are no wraparounds */ if (likely((void *) tx_desc + tx_info->nr_txbb * TXBB_SIZE <= end)) { - if (tx_info->linear) { - pci_unmap_single(mdev->pdev, - (dma_addr_t) be64_to_cpu(data->addr), + if (!tx_info->inl) { + if (tx_info->linear) { + pci_unmap_single(mdev->pdev, + (dma_addr_t) be64_to_cpu(data->addr), be32_to_cpu(data->byte_count), PCI_DMA_TODEVICE); - ++data; - } + ++data; + } - for (i = 0; i < frags; i++) { - frag = &skb_shinfo(skb)->frags[i]; - pci_unmap_page(mdev->pdev, - (dma_addr_t) be64_to_cpu(data[i].addr), - frag->size, PCI_DMA_TODEVICE); + for (i = 0; i < frags; i++) { + frag = &skb_shinfo(skb)->frags[i]; + pci_unmap_page(mdev->pdev, + (dma_addr_t) be64_to_cpu(data[i].addr), + frag->size, PCI_DMA_TODEVICE); + } } /* Stamp the freed descriptor */ for (i = 0; i < tx_info->nr_txbb * TXBB_SIZE; i += STAMP_STRIDE) { @@ -224,27 +226,29 @@ static u32 mlx4_en_free_tx_desc(struct mlx4_en_priv *priv, } } else { - if ((void *) data >= end) { - data = (struct mlx4_wqe_data_seg *) - (ring->buf + ((void *) data - end)); - } + if (!tx_info->inl) { + if ((void *) data >= end) { + data = (struct mlx4_wqe_data_seg *) + (ring->buf + ((void *) data - end)); + } - if (tx_info->linear) { - pci_unmap_single(mdev->pdev, - (dma_addr_t) be64_to_cpu(data->addr), + if (tx_info->linear) { + pci_unmap_single(mdev->pdev, + (dma_addr_t) be64_to_cpu(data->addr), be32_to_cpu(data->byte_count), PCI_DMA_TODEVICE); - ++data; - } + ++data; + } - for (i = 0; i < frags; i++) { - /* Check for wraparound before unmapping */ - if ((void *) data >= end) - data = (struct mlx4_wqe_data_seg *) ring->buf; - frag = &skb_shinfo(skb)->frags[i]; - pci_unmap_page(mdev->pdev, + for (i = 0; i < frags; i++) { + /* Check for wraparound before unmapping */ + if ((void *) data >= end) + data = (struct mlx4_wqe_data_seg *) ring->buf; + frag = &skb_shinfo(skb)->frags[i]; + pci_unmap_page(mdev->pdev, (dma_addr_t) be64_to_cpu(data->addr), frag->size, PCI_DMA_TODEVICE); + } } /* Stamp the freed descriptor */ for (i = 0; i < tx_info->nr_txbb * TXBB_SIZE; i += STAMP_STRIDE) { @@ -790,8 +794,11 @@ int mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) wmb(); data->byte_count = cpu_to_be32(skb_headlen(skb) - lso_header_size); } - } else + tx_info->inl = 0; + } else { build_inline_wqe(tx_desc, skb, real_size, &vlan_tag, tx_ind, fragptr); + tx_info->inl = 1; + } ring->prod += nr_txbb; |