diff options
| author | Dhananjay Phadke <dhananjay@netxen.com> | 2009-01-26 21:34:57 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-01-26 21:34:57 +0100 |
| commit | cdff1036492ac97b4213aeab2546914a633a7de7 (patch) | |
| tree | 2c5bff4315f05d6e7f1f7287859a9ccc8fe79f3a /drivers | |
| parent | net: Fix linux/if_frad.h's suitability for userspace. (diff) | |
| download | linux-cdff1036492ac97b4213aeab2546914a633a7de7.tar.xz linux-cdff1036492ac97b4213aeab2546914a633a7de7.zip | |
netxen: fix vlan tso/checksum offload
o set netdev->vlan_features appropriately.
o fix tso descriptor initialization for vlan case.
Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/netxen/netxen_nic_main.c | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index d854f07ef4d3..645d384fe87e 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -735,17 +735,18 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) SET_ETHTOOL_OPS(netdev, &netxen_nic_ethtool_ops); - /* ScatterGather support */ - netdev->features = NETIF_F_SG; - netdev->features |= NETIF_F_IP_CSUM; - netdev->features |= NETIF_F_TSO; + netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO); + netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO); + if (NX_IS_REVISION_P3(revision_id)) { - netdev->features |= NETIF_F_IPV6_CSUM; - netdev->features |= NETIF_F_TSO6; + netdev->features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6); + netdev->vlan_features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6); } - if (adapter->pci_using_dac) + if (adapter->pci_using_dac) { netdev->features |= NETIF_F_HIGHDMA; + netdev->vlan_features |= NETIF_F_HIGHDMA; + } /* * Set the CRB window to invalid. If any register in window 0 is @@ -1166,6 +1167,14 @@ static bool netxen_tso_check(struct net_device *netdev, { bool tso = false; u8 opcode = TX_ETHER_PKT; + __be16 protocol = skb->protocol; + u16 flags = 0; + + if (protocol == __constant_htons(ETH_P_8021Q)) { + struct vlan_ethhdr *vh = (struct vlan_ethhdr *)skb->data; + protocol = vh->h_vlan_encapsulated_proto; + flags = FLAGS_VLAN_TAGGED; + } if ((netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) && skb_shinfo(skb)->gso_size > 0) { @@ -1174,21 +1183,21 @@ static bool netxen_tso_check(struct net_device *netdev, desc->total_hdr_length = skb_transport_offset(skb) + tcp_hdrlen(skb); - opcode = (skb->protocol == htons(ETH_P_IPV6)) ? + opcode = (protocol == __constant_htons(ETH_P_IPV6)) ? TX_TCP_LSO6 : TX_TCP_LSO; tso = true; } else if (skb->ip_summed == CHECKSUM_PARTIAL) { u8 l4proto; - if (skb->protocol == htons(ETH_P_IP)) { + if (protocol == __constant_htons(ETH_P_IP)) { l4proto = ip_hdr(skb)->protocol; if (l4proto == IPPROTO_TCP) opcode = TX_TCP_PKT; else if(l4proto == IPPROTO_UDP) opcode = TX_UDP_PKT; - } else if (skb->protocol == htons(ETH_P_IPV6)) { + } else if (protocol == __constant_htons(ETH_P_IPV6)) { l4proto = ipv6_hdr(skb)->nexthdr; if (l4proto == IPPROTO_TCP) @@ -1199,7 +1208,7 @@ static bool netxen_tso_check(struct net_device *netdev, } desc->tcp_hdr_offset = skb_transport_offset(skb); desc->ip_hdr_offset = skb_network_offset(skb); - netxen_set_tx_flags_opcode(desc, 0, opcode); + netxen_set_tx_flags_opcode(desc, flags, opcode); return tso; } |