diff options
| author | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2006-03-02 18:20:17 -0800 |
|---|---|---|
| committer | root <root@jk-desktop.jf.intel.com> | 2006-03-02 18:20:17 -0800 |
| commit | 9f68788856b134f93d9d10b19aa902924c61fc02 (patch) | |
| tree | 84607dc7136b5e003f31ccab24ff9cdffb1510a5 | |
| parent | 329bfd0b6d5ffec00b787f1d0e68eef63d8b1d56 (diff) | |
| download | blackbird-op-linux-9f68788856b134f93d9d10b19aa902924c61fc02.tar.gz blackbird-op-linux-9f68788856b134f93d9d10b19aa902924c61fc02.zip | |
e1000: Add 82573 controller support to TSO fix
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 9e58419c8729..6603bd139064 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2796,21 +2796,29 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) max_per_txd = min(mss << 2, max_per_txd); max_txd_pwr = fls(max_per_txd) - 1; - /* TSO Workaround for 82571/2 Controllers -- if skb->data + /* TSO Workaround for 82571/2/3 Controllers -- if skb->data * points to just header, pull a few bytes of payload from * frags into skb->data */ hdr_len = ((skb->h.raw - skb->data) + (skb->h.th->doff << 2)); - if (skb->data_len && (hdr_len == (skb->len - skb->data_len)) && - (adapter->hw.mac_type == e1000_82571 || - adapter->hw.mac_type == e1000_82572)) { - unsigned int pull_size; - pull_size = min((unsigned int)4, skb->data_len); - if (!__pskb_pull_tail(skb, pull_size)) { - printk(KERN_ERR "__pskb_pull_tail failed.\n"); - dev_kfree_skb_any(skb); - return -EFAULT; + if (skb->data_len && (hdr_len == (skb->len - skb->data_len))) { + switch (adapter->hw.mac_type) { + unsigned int pull_size; + case e1000_82571: + case e1000_82572: + case e1000_82573: + pull_size = min((unsigned int)4, skb->data_len); + if (!__pskb_pull_tail(skb, pull_size)) { + printk(KERN_ERR + "__pskb_pull_tail failed.\n"); + dev_kfree_skb_any(skb); + return -EFAULT; + } + len = skb->len - skb->data_len; + break; + default: + /* do nothing */ + break; } - len = skb->len - skb->data_len; } } |
