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authorMichael Chan <mchan@broadcom.com>2006-07-03 22:42:14 -0400
committerDavid S. Miller <davem@davemloft.net>2006-07-03 22:42:14 -0400
commitb0026624f1aa3e38a887cb483de61f104d600b97 (patch)
tree16ab702d08c7235456f3d2f926932307aa90b0ad /drivers/net
parent6703931c546e6dec0431776fa616d5accd3e7162 (diff)
[TG3]: Add ipv6 TSO feature
Enable ipv6 TSO feature on chips that support it. Update version to 3.61. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/tg3.c33
1 files changed, 24 insertions, 9 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index e5e1b2962936..f645921aff8b 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -68,8 +68,8 @@
68 68
69#define DRV_MODULE_NAME "tg3" 69#define DRV_MODULE_NAME "tg3"
70#define PFX DRV_MODULE_NAME ": " 70#define PFX DRV_MODULE_NAME ": "
71#define DRV_MODULE_VERSION "3.61" 71#define DRV_MODULE_VERSION "3.62"
72#define DRV_MODULE_RELDATE "June 29, 2006" 72#define DRV_MODULE_RELDATE "June 30, 2006"
73 73
74#define TG3_DEF_MAC_MODE 0 74#define TG3_DEF_MAC_MODE 0
75#define TG3_DEF_RX_MODE 0 75#define TG3_DEF_RX_MODE 0
@@ -3798,18 +3798,24 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
3798 goto out_unlock; 3798 goto out_unlock;
3799 } 3799 }
3800 3800
3801 tcp_opt_len = ((skb->h.th->doff - 5) * 4); 3801 if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
3802 ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr); 3802 mss |= (skb_headlen(skb) - ETH_HLEN) << 9;
3803 else {
3804 tcp_opt_len = ((skb->h.th->doff - 5) * 4);
3805 ip_tcp_len = (skb->nh.iph->ihl * 4) +
3806 sizeof(struct tcphdr);
3807
3808 skb->nh.iph->check = 0;
3809 skb->nh.iph->tot_len = htons(mss + ip_tcp_len +
3810 tcp_opt_len);
3811 mss |= (ip_tcp_len + tcp_opt_len) << 9;
3812 }
3803 3813
3804 base_flags |= (TXD_FLAG_CPU_PRE_DMA | 3814 base_flags |= (TXD_FLAG_CPU_PRE_DMA |
3805 TXD_FLAG_CPU_POST_DMA); 3815 TXD_FLAG_CPU_POST_DMA);
3806 3816
3807 skb->nh.iph->check = 0;
3808 skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len);
3809
3810 skb->h.th->check = 0; 3817 skb->h.th->check = 0;
3811 3818
3812 mss |= (ip_tcp_len + tcp_opt_len) << 9;
3813 } 3819 }
3814 else if (skb->ip_summed == CHECKSUM_HW) 3820 else if (skb->ip_summed == CHECKSUM_HW)
3815 base_flags |= TXD_FLAG_TCPUDP_CSUM; 3821 base_flags |= TXD_FLAG_TCPUDP_CSUM;
@@ -7887,6 +7893,12 @@ static int tg3_set_tso(struct net_device *dev, u32 value)
7887 return -EINVAL; 7893 return -EINVAL;
7888 return 0; 7894 return 0;
7889 } 7895 }
7896 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) {
7897 if (value)
7898 dev->features |= NETIF_F_TSO6;
7899 else
7900 dev->features &= ~NETIF_F_TSO6;
7901 }
7890 return ethtool_op_set_tso(dev, value); 7902 return ethtool_op_set_tso(dev, value);
7891} 7903}
7892#endif 7904#endif
@@ -11507,8 +11519,11 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
11507 * Firmware TSO on older chips gives lower performance, so it 11519 * Firmware TSO on older chips gives lower performance, so it
11508 * is off by default, but can be enabled using ethtool. 11520 * is off by default, but can be enabled using ethtool.
11509 */ 11521 */
11510 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) 11522 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
11511 dev->features |= NETIF_F_TSO; 11523 dev->features |= NETIF_F_TSO;
11524 if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2)
11525 dev->features |= NETIF_F_TSO6;
11526 }
11512 11527
11513#endif 11528#endif
11514 11529