[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>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index e5e1b29..f645921 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -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 @@
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 @@
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 @@
* 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