From 3f7d0eb42d593a3326617dac0a247d981b3356d9 Mon Sep 17 00:00:00 2001 From: Or Gerlitz Date: Wed, 7 Dec 2016 14:03:11 +0200 Subject: [PATCH] net/mlx5e: Offload TC matching on packets being IP fragments Enable offloading of matching on packets being fragments. Signed-off-by: Or Gerlitz Reviewed-by: Paul Blakey Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index f07ef8c7da55..f8829b517156 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -31,6 +31,7 @@ */ #include +#include #include #include #include @@ -363,7 +364,18 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, skb_flow_dissector_target(f->dissector, FLOW_DISSECTOR_KEY_CONTROL, f->key); + + struct flow_dissector_key_control *mask = + skb_flow_dissector_target(f->dissector, + FLOW_DISSECTOR_KEY_CONTROL, + f->mask); addr_type = key->addr_type; + + if (mask->flags & FLOW_DIS_IS_FRAGMENT) { + MLX5_SET(fte_match_set_lyr_2_4, headers_c, frag, 1); + MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag, + key->flags & FLOW_DIS_IS_FRAGMENT); + } } if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_BASIC)) { -- 2.20.1