diff options
author | Eli Britstein <elibr@mellanox.com> | 2018-12-09 09:17:18 +0200 |
---|---|---|
committer | Saeed Mahameed <saeedm@mellanox.com> | 2018-12-20 05:06:03 -0800 |
commit | aa331450b81f071bc8d7b68d5baab1b78f93598a (patch) | |
tree | 47f04d281bed96df634318723bc0ae70c4b06ef3 /drivers | |
parent | c7bcb277bda46d75819fb2d475fa817c10dc209b (diff) | |
download | linux-aa331450b81f071bc8d7b68d5baab1b78f93598a.tar.bz2 |
net/mlx5e: Support VLAN encap ETH header generation
Support generation of native or tagged Ethernet header for encap
header, depending on provided net device.
Signed-off-by: Eli Britstein <elibr@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c index bcf08f5abc2f..a6990744730a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c @@ -185,12 +185,23 @@ static char *gen_eth_tnl_hdr(char *buf, struct net_device *dev, u16 proto) { struct ethhdr *eth = (struct ethhdr *)buf; + char *ip; ether_addr_copy(eth->h_dest, e->h_dest); ether_addr_copy(eth->h_source, dev->dev_addr); - eth->h_proto = htons(proto); + if (is_vlan_dev(dev)) { + struct vlan_hdr *vlan = (struct vlan_hdr *) + ((char *)eth + ETH_HLEN); + ip = (char *)vlan + VLAN_HLEN; + eth->h_proto = vlan_dev_vlan_proto(dev); + vlan->h_vlan_TCI = htons(vlan_dev_vlan_id(dev)); + vlan->h_vlan_encapsulated_proto = htons(proto); + } else { + eth->h_proto = htons(proto); + ip = (char *)eth + ETH_HLEN; + } - return (char *)eth + ETH_HLEN; + return ip; } int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, |