diff options
| author |   Jianbo Liu <jianbol@mellanox.com> | 2018-07-03 05:46:13 +0000 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@mellanox.com> | 2018-07-23 15:01:11 -0700 |
| commit | 1482bd3d50d77d28961999ade98854b31b342156 (patch) | |
| tree | 471d994195213b29908091902c741d5fe95e5a9f /drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | |
| parent | net/mlx5e: Support offloading tc double vlan headers match (diff) | |
| download | linux-dev-1482bd3d50d77d28961999ade98854b31b342156.tar.xz linux-dev-1482bd3d50d77d28961999ade98854b31b342156.zip | |
net/mlx5e: Refactor tc vlan push/pop actions offloading
Extract actions offloading code to a new function, and also extend data
structures for double vlan actions.
Signed-off-by: Jianbo Liu <jianbol@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en_tc.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 51 |
1 files changed, 32 insertions, 19 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index dcb8c4993811..35b3e135ae1d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -2578,6 +2578,32 @@ out_err: return err; } +static int parse_tc_vlan_action(struct mlx5e_priv *priv, + const struct tc_action *a, + struct mlx5_esw_flow_attr *attr, + u32 *action) +{ + if (tcf_vlan_action(a) == TCA_VLAN_ACT_POP) { + *action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_POP; + } else if (tcf_vlan_action(a) == TCA_VLAN_ACT_PUSH) { + *action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH; + attr->vlan_vid[0] = tcf_vlan_push_vid(a); + if (mlx5_eswitch_vlan_actions_supported(priv->mdev)) { + attr->vlan_prio[0] = tcf_vlan_push_prio(a); + attr->vlan_proto[0] = tcf_vlan_push_proto(a); + if (!attr->vlan_proto[0]) + attr->vlan_proto[0] = htons(ETH_P_8021Q); + } else if (tcf_vlan_push_proto(a) != htons(ETH_P_8021Q) || + tcf_vlan_push_prio(a)) { + return -EOPNOTSUPP; + } + } else { /* action is TCA_VLAN_ACT_MODIFY */ + return -EOPNOTSUPP; + } + + return 0; +} + static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, struct mlx5e_tc_flow_parse_attr *parse_attr, struct mlx5e_tc_flow *flow) @@ -2589,6 +2615,7 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, LIST_HEAD(actions); bool encap = false; u32 action = 0; + int err; if (!tcf_exts_has_actions(exts)) return -EINVAL; @@ -2605,8 +2632,6 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, } if (is_tcf_pedit(a)) { - int err; - err = parse_tc_pedit_action(priv, a, MLX5_FLOW_NAMESPACE_FDB, parse_attr); if (err) @@ -2673,23 +2698,11 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts, } if (is_tcf_vlan(a)) { - if (tcf_vlan_action(a) == TCA_VLAN_ACT_POP) { - action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_POP; - } else if (tcf_vlan_action(a) == TCA_VLAN_ACT_PUSH) { - action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH; - attr->vlan_vid = tcf_vlan_push_vid(a); - if (mlx5_eswitch_vlan_actions_supported(priv->mdev)) { - attr->vlan_prio = tcf_vlan_push_prio(a); - attr->vlan_proto = tcf_vlan_push_proto(a); - if (!attr->vlan_proto) - attr->vlan_proto = htons(ETH_P_8021Q); - } else if (tcf_vlan_push_proto(a) != htons(ETH_P_8021Q) || - tcf_vlan_push_prio(a)) { - return -EOPNOTSUPP; - } - } else { /* action is TCA_VLAN_ACT_MODIFY */ - return -EOPNOTSUPP; - } + err = parse_tc_vlan_action(priv, a, attr, &action); + + if (err) + return err; + attr->mirror_count = attr->out_count; continue; } |