diff options
| author | Yevgeny Kliteynik <kliteyn@nvidia.com> | 2022-02-24 00:58:58 +0200 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2022-03-09 13:33:03 -0800 |
| commit | 5c422bfad2fbab96381273e50c7084465199501d (patch) | |
| tree | bddb2479edfe8cc0a6da658a20b83bbf38617dde /drivers/net/ethernet/mellanox/mlx5/core/steering | |
| parent | aa818fbf8f36e8c6f3e608ea960567906c2d6112 (diff) | |
net/mlx5: DR, Add support for matching on Internet Header Length (IHL)
Add support for matching on new field - Internet Header Length (IHL).
Signed-off-by: Muhammad Sammar <muhammads@nvidia.com>
Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com>
Reviewed-by: Alex Vesker <valex@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/steering')
5 files changed, 15 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c index 38971fe1dfe1..1668c2b2f60f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c @@ -47,6 +47,11 @@ static bool dr_mask_is_ttl_set(struct mlx5dr_match_spec *spec) return spec->ttl_hoplimit; } +static bool dr_mask_is_ipv4_ihl_set(struct mlx5dr_match_spec *spec) +{ + return spec->ipv4_ihl; +} + #define DR_MASK_IS_L2_DST(_spec, _misc, _inner_outer) (_spec.first_vid || \ (_spec).first_cfi || (_spec).first_prio || (_spec).cvlan_tag || \ (_spec).svlan_tag || (_spec).dmac_47_16 || (_spec).dmac_15_0 || \ @@ -507,7 +512,8 @@ static int dr_matcher_set_ste_builders(struct mlx5dr_matcher *matcher, mlx5dr_ste_build_eth_l3_ipv4_5_tuple(ste_ctx, &sb[idx++], &mask, inner, rx); - if (dr_mask_is_ttl_set(&mask.outer)) + if (dr_mask_is_ttl_set(&mask.outer) || + dr_mask_is_ipv4_ihl_set(&mask.outer)) mlx5dr_ste_build_eth_l3_ipv4_misc(ste_ctx, &sb[idx++], &mask, inner, rx); } @@ -614,7 +620,8 @@ static int dr_matcher_set_ste_builders(struct mlx5dr_matcher *matcher, mlx5dr_ste_build_eth_l3_ipv4_5_tuple(ste_ctx, &sb[idx++], &mask, inner, rx); - if (dr_mask_is_ttl_set(&mask.inner)) + if (dr_mask_is_ttl_set(&mask.inner) || + dr_mask_is_ipv4_ihl_set(&mask.inner)) mlx5dr_ste_build_eth_l3_ipv4_misc(ste_ctx, &sb[idx++], &mask, inner, rx); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c index 187e29b409b6..c7094fb10a7f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c @@ -793,6 +793,7 @@ static void dr_ste_copy_mask_spec(char *mask, struct mlx5dr_match_spec *spec, bo spec->tcp_sport = IFC_GET_CLR(fte_match_set_lyr_2_4, mask, tcp_sport, clr); spec->tcp_dport = IFC_GET_CLR(fte_match_set_lyr_2_4, mask, tcp_dport, clr); + spec->ipv4_ihl = IFC_GET_CLR(fte_match_set_lyr_2_4, mask, ipv4_ihl, clr); spec->ttl_hoplimit = IFC_GET_CLR(fte_match_set_lyr_2_4, mask, ttl_hoplimit, clr); spec->udp_sport = IFC_GET_CLR(fte_match_set_lyr_2_4, mask, udp_sport, clr); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v0.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v0.c index 2d62950f7a29..80424d1e3bb7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v0.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v0.c @@ -1152,6 +1152,7 @@ dr_ste_v0_build_eth_l3_ipv4_misc_tag(struct mlx5dr_match_param *value, struct mlx5dr_match_spec *spec = sb->inner ? &value->inner : &value->outer; DR_STE_SET_TAG(eth_l3_ipv4_misc, tag, time_to_live, spec, ttl_hoplimit); + DR_STE_SET_TAG(eth_l3_ipv4_misc, tag, ihl, spec, ipv4_ihl); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c index 6ca06800f1d9..d248a428f872 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c @@ -1331,6 +1331,7 @@ static int dr_ste_v1_build_eth_l3_ipv4_misc_tag(struct mlx5dr_match_param *value struct mlx5dr_match_spec *spec = sb->inner ? &value->inner : &value->outer; DR_STE_SET_TAG(eth_l3_ipv4_misc_v1, tag, time_to_live, spec, ttl_hoplimit); + DR_STE_SET_TAG(eth_l3_ipv4_misc_v1, tag, ihl, spec, ipv4_ihl); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h index 55fcb751e24a..02590f665174 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h @@ -555,7 +555,9 @@ struct mlx5dr_match_spec { */ u32 tcp_dport:16; - u32 reserved_auto1:24; + u32 reserved_auto1:16; + u32 ipv4_ihl:4; + u32 reserved_auto2:4; u32 ttl_hoplimit:8; /* UDP source port.;tcp and udp sport/dport are mutually exclusive */ |