redonkable/alistair23-linux
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[TG3]: Add ipv6 TSO feature

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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>
This commit is contained in:
Michael Chan 2006-07-03 19:42:14 -07:00 committed by David S. Miller
parent 6703931c54
commit b0026624f1
1 changed files with 24 additions and 9 deletions
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33
drivers/net/tg3.c
View file

@ -68,8 +68,8 @@
#define DRV_MODULE_NAME "tg3"
#define PFX DRV_MODULE_NAME ": "
#define DRV_MODULE_VERSION "3.61"
#define DRV_MODULE_RELDATE "June 29, 2006"
#define DRV_MODULE_VERSION "3.62"
#define DRV_MODULE_RELDATE "June 30, 2006"
#define TG3_DEF_MAC_MODE 0
#define TG3_DEF_RX_MODE 0
@ -3798,18 +3798,24 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev)
goto out_unlock;
}
tcp_opt_len = ((skb->h.th->doff - 5) * 4);
ip_tcp_len = (skb->nh.iph->ihl * 4) + sizeof(struct tcphdr);
if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
mss |= (skb_headlen(skb) - ETH_HLEN) << 9;
else {
tcp_opt_len = ((skb->h.th->doff - 5) * 4);
ip_tcp_len = (skb->nh.iph->ihl * 4) +
sizeof(struct tcphdr);
skb->nh.iph->check = 0;
skb->nh.iph->tot_len = htons(mss + ip_tcp_len +
tcp_opt_len);
mss |= (ip_tcp_len + tcp_opt_len) << 9;
}
base_flags |= (TXD_FLAG_CPU_PRE_DMA |
TXD_FLAG_CPU_POST_DMA);
skb->nh.iph->check = 0;
skb->nh.iph->tot_len = htons(mss + ip_tcp_len + tcp_opt_len);
skb->h.th->check = 0;
mss |= (ip_tcp_len + tcp_opt_len) << 9;
}
else if (skb->ip_summed == CHECKSUM_HW)
base_flags |= TXD_FLAG_TCPUDP_CSUM;
@ -7887,6 +7893,12 @@ static int tg3_set_tso(struct net_device *dev, u32 value)
return -EINVAL;
return 0;
}
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2) {
if (value)
dev->features |= NETIF_F_TSO6;
else
dev->features &= ~NETIF_F_TSO6;
}
return ethtool_op_set_tso(dev, value);
}
#endif
@ -11507,8 +11519,11 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
* Firmware TSO on older chips gives lower performance, so it
* is off by default, but can be enabled using ethtool.
*/
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) {
dev->features |= NETIF_F_TSO;
if (tp->tg3_flags2 & TG3_FLG2_HW_TSO_2)
dev->features |= NETIF_F_TSO6;
}
#endif