diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c | 41 |
1 files changed, 41 insertions, 0 deletions
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 4aaca8eb7597..3c5bd80e18ff 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 @@ -402,6 +402,21 @@ static void dr_ste_v1_set_insert_hdr(u8 *hw_ste_p, u8 *d_action, dr_ste_v1_set_reparse(hw_ste_p); } +static void dr_ste_v1_set_remove_hdr(u8 *hw_ste_p, u8 *s_action, + u8 anchor, u8 offset, + int size) +{ + MLX5_SET(ste_single_action_remove_header_size_v1, s_action, + action_id, DR_STE_V1_ACTION_ID_REMOVE_BY_SIZE); + MLX5_SET(ste_single_action_remove_header_size_v1, s_action, start_anchor, anchor); + + /* The hardware expects here size and offset in words (2 byte) */ + MLX5_SET(ste_single_action_remove_header_size_v1, s_action, remove_size, size / 2); + MLX5_SET(ste_single_action_remove_header_size_v1, s_action, start_offset, offset / 2); + + dr_ste_v1_set_reparse(hw_ste_p); +} + static void dr_ste_v1_set_tx_push_vlan(u8 *hw_ste_p, u8 *d_action, u32 vlan_hdr) { @@ -579,6 +594,18 @@ static void dr_ste_v1_set_actions_tx(struct mlx5dr_domain *dmn, attr->reformat.size); action_sz -= DR_STE_ACTION_DOUBLE_SZ; action += DR_STE_ACTION_DOUBLE_SZ; + } else if (action_type_set[DR_ACTION_TYP_REMOVE_HDR]) { + if (action_sz < DR_STE_ACTION_SINGLE_SZ) { + dr_ste_v1_arr_init_next_match(&last_ste, added_stes, attr->gvmi); + action = MLX5_ADDR_OF(ste_mask_and_match_v1, last_ste, action); + action_sz = DR_STE_ACTION_TRIPLE_SZ; + } + dr_ste_v1_set_remove_hdr(last_ste, action, + attr->reformat.param_0, + attr->reformat.param_1, + attr->reformat.size); + action_sz -= DR_STE_ACTION_SINGLE_SZ; + action += DR_STE_ACTION_SINGLE_SZ; } dr_ste_v1_set_hit_gvmi(last_ste, attr->hit_gvmi); @@ -714,6 +741,20 @@ static void dr_ste_v1_set_actions_rx(struct mlx5dr_domain *dmn, action_sz -= DR_STE_ACTION_DOUBLE_SZ; action += DR_STE_ACTION_DOUBLE_SZ; allow_modify_hdr = false; + } else if (action_type_set[DR_ACTION_TYP_REMOVE_HDR]) { + if (action_sz < DR_STE_ACTION_SINGLE_SZ) { + dr_ste_v1_arr_init_next_match(&last_ste, added_stes, attr->gvmi); + action = MLX5_ADDR_OF(ste_mask_and_match_v1, last_ste, action); + action_sz = DR_STE_ACTION_TRIPLE_SZ; + allow_modify_hdr = true; + allow_ctr = true; + } + dr_ste_v1_set_remove_hdr(last_ste, action, + attr->reformat.param_0, + attr->reformat.param_1, + attr->reformat.size); + action_sz -= DR_STE_ACTION_SINGLE_SZ; + action += DR_STE_ACTION_SINGLE_SZ; } dr_ste_v1_set_hit_gvmi(last_ste, attr->hit_gvmi); |