diff options
| author | Roi Dayan <roid@nvidia.com> | 2022-07-19 16:09:41 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2022-07-28 23:55:26 +0300 |
| commit | b50ce4350c107c96a6a3e481b5e07208f0d058bb (patch) | |
| tree | 89e3c3ea4f224ad80b2cad2041e3f85e0f437f80 /drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c | |
| parent | e5b1db27410e5d625a49b57db133f0551e01dd56 (diff) | |
| download | linux-b50ce4350c107c96a6a3e481b5e07208f0d058bb.tar.xz | |
net/mlx5e: Add red and green counters for metering
Add red and green counters per meter instance.
TC police action is implemented as a meter instance.
The meter counters represent the police action
notexceed/exceed counters.
TC rules using the same meter instance will use
the same counters.
Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Jianbo Liu <jianbol@nvidia.com>
Reviewed-by: Oz Shlomo <ozsh@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c | 33 |
1 files changed, 22 insertions, 11 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c index efa20356764e..8b77e822810e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/post_meter.c @@ -84,9 +84,11 @@ mlx5e_post_meter_fg_create(struct mlx5e_priv *priv, static int mlx5e_post_meter_rules_create(struct mlx5e_priv *priv, struct mlx5e_post_meter_priv *post_meter, - struct mlx5e_post_act *post_act) + struct mlx5e_post_act *post_act, + struct mlx5_fc *green_counter, + struct mlx5_fc *red_counter) { - struct mlx5_flow_destination dest = {}; + struct mlx5_flow_destination dest[2] = {}; struct mlx5_flow_act flow_act = {}; struct mlx5_flow_handle *rule; struct mlx5_flow_spec *spec; @@ -98,10 +100,13 @@ mlx5e_post_meter_rules_create(struct mlx5e_priv *priv, mlx5e_tc_match_to_reg_match(spec, PACKET_COLOR_TO_REG, MLX5_FLOW_METER_COLOR_RED, MLX5_PACKET_COLOR_MASK); - flow_act.action = MLX5_FLOW_CONTEXT_ACTION_DROP; + flow_act.action = MLX5_FLOW_CONTEXT_ACTION_DROP | + MLX5_FLOW_CONTEXT_ACTION_COUNT; flow_act.flags |= FLOW_ACT_IGNORE_FLOW_LEVEL; + dest[0].type = MLX5_FLOW_DESTINATION_TYPE_COUNTER; + dest[0].counter_id = mlx5_fc_id(red_counter); - rule = mlx5_add_flow_rules(post_meter->ft, spec, &flow_act, NULL, 0); + rule = mlx5_add_flow_rules(post_meter->ft, spec, &flow_act, dest, 1); if (IS_ERR(rule)) { mlx5_core_warn(priv->mdev, "Failed to create post_meter flow drop rule\n"); err = PTR_ERR(rule); @@ -111,11 +116,14 @@ mlx5e_post_meter_rules_create(struct mlx5e_priv *priv, mlx5e_tc_match_to_reg_match(spec, PACKET_COLOR_TO_REG, MLX5_FLOW_METER_COLOR_GREEN, MLX5_PACKET_COLOR_MASK); - flow_act.action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST; - dest.type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; - dest.ft = mlx5e_tc_post_act_get_ft(post_act); - - rule = mlx5_add_flow_rules(post_meter->ft, spec, &flow_act, &dest, 1); + flow_act.action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | + MLX5_FLOW_CONTEXT_ACTION_COUNT; + dest[0].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; + dest[0].ft = mlx5e_tc_post_act_get_ft(post_act); + dest[1].type = MLX5_FLOW_DESTINATION_TYPE_COUNTER; + dest[1].counter_id = mlx5_fc_id(green_counter); + + rule = mlx5_add_flow_rules(post_meter->ft, spec, &flow_act, dest, 2); if (IS_ERR(rule)) { mlx5_core_warn(priv->mdev, "Failed to create post_meter flow fwd rule\n"); err = PTR_ERR(rule); @@ -155,7 +163,9 @@ mlx5e_post_meter_table_destroy(struct mlx5e_post_meter_priv *post_meter) struct mlx5e_post_meter_priv * mlx5e_post_meter_init(struct mlx5e_priv *priv, enum mlx5_flow_namespace_type ns_type, - struct mlx5e_post_act *post_act) + struct mlx5e_post_act *post_act, + struct mlx5_fc *green_counter, + struct mlx5_fc *red_counter) { struct mlx5e_post_meter_priv *post_meter; int err; @@ -172,7 +182,8 @@ mlx5e_post_meter_init(struct mlx5e_priv *priv, if (err) goto err_fg; - err = mlx5e_post_meter_rules_create(priv, post_meter, post_act); + err = mlx5e_post_meter_rules_create(priv, post_meter, post_act, green_counter, + red_counter); if (err) goto err_rules; |