diff options
| author | Petr Machata <petrm@mellanox.com> | 2017-09-02 23:49:24 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-09-03 20:23:26 -0700 |
| commit | 8f28a3097645ae29a7c6835ed9323d6b6b8db169 (patch) | |
| tree | c718dd18c196cb2f86d5c4cf5fdab072b8059a92 | |
| parent | 1012b9ac28c6d61f54e0dd9f8744af88427020b7 (diff) | |
mlxsw: spectrum_router: Support IPv6 overlay encap
Add the missing bits to recognize IPv6 next hops as IPIP ones to enable
offloading of IPv6 overlay encapsulation.
Signed-off-by: Petr Machata <petrm@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 231b597c8c8e..05afd535805e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -3757,15 +3757,32 @@ mlxsw_sp_fib6_entry_rt_find(const struct mlxsw_sp_fib6_entry *fib6_entry, return NULL; } +static bool mlxsw_sp_nexthop6_ipip_type(const struct mlxsw_sp *mlxsw_sp, + const struct rt6_info *rt, + enum mlxsw_sp_ipip_type *ret) +{ + return rt->dst.dev && + mlxsw_sp_netdev_ipip_type(mlxsw_sp, rt->dst.dev, ret); +} + static int mlxsw_sp_nexthop6_type_init(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_nexthop_group *nh_grp, struct mlxsw_sp_nexthop *nh, const struct rt6_info *rt) { + struct mlxsw_sp_router *router = mlxsw_sp->router; struct net_device *dev = rt->dst.dev; + enum mlxsw_sp_ipip_type ipipt; struct mlxsw_sp_rif *rif; int err; + if (mlxsw_sp_nexthop6_ipip_type(mlxsw_sp, rt, &ipipt) && + router->ipip_ops_arr[ipipt]->can_offload(mlxsw_sp, dev, + MLXSW_SP_L3_PROTO_IPV6)) { + nh->type = MLXSW_SP_NEXTHOP_TYPE_IPIP; + return mlxsw_sp_nexthop_ipip_init(mlxsw_sp, ipipt, nh, dev); + } + nh->type = MLXSW_SP_NEXTHOP_TYPE_ETH; rif = mlxsw_sp_rif_find_by_dev(mlxsw_sp, dev); if (!rif) @@ -3815,7 +3832,8 @@ static void mlxsw_sp_nexthop6_fini(struct mlxsw_sp *mlxsw_sp, static bool mlxsw_sp_rt6_is_gateway(const struct mlxsw_sp *mlxsw_sp, const struct rt6_info *rt) { - return rt->rt6i_flags & RTF_GATEWAY; + return rt->rt6i_flags & RTF_GATEWAY || + mlxsw_sp_nexthop6_ipip_type(mlxsw_sp, rt, NULL); } static struct mlxsw_sp_nexthop_group * |