提交 8b32580d 编写于 作者: O Or Gerlitz 提交者: David S. Miller

net/mlx5e: Add TC vlan action for SRIOV offloads

Parse TC vlan actions and set the required elements to allow offloading.
Signed-off-by: NOr Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: NSaeed Mahameed <saeedm@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 f5f82476
......@@ -119,17 +119,27 @@ static struct mlx5_flow_rule *mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
struct mlx5_esw_flow_attr *attr)
{
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
int err;
err = mlx5_eswitch_add_vlan_action(esw, attr);
if (err)
return ERR_PTR(err);
return mlx5_eswitch_add_offloaded_rule(esw, spec, attr);
}
static void mlx5e_tc_del_flow(struct mlx5e_priv *priv,
struct mlx5_flow_rule *rule)
struct mlx5_flow_rule *rule,
struct mlx5_esw_flow_attr *attr)
{
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
struct mlx5_fc *counter = NULL;
counter = mlx5_flow_rule_counter(rule);
if (esw && esw->mode == SRIOV_OFFLOADS)
mlx5_eswitch_del_vlan_action(esw, attr);
mlx5_del_flow_rule(rule);
mlx5_fc_destroy(priv->mdev, counter);
......@@ -369,13 +379,9 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
tcf_exts_to_list(exts, &actions);
list_for_each_entry(a, &actions, list) {
/* Only support a single action per rule */
if (attr->action)
return -EINVAL;
if (is_tcf_gact_shot(a)) {
attr->action = MLX5_FLOW_CONTEXT_ACTION_DROP |
MLX5_FLOW_CONTEXT_ACTION_COUNT;
attr->action |= MLX5_FLOW_CONTEXT_ACTION_DROP |
MLX5_FLOW_CONTEXT_ACTION_COUNT;
continue;
}
......@@ -392,12 +398,25 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
return -EINVAL;
}
attr->action = MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
out_priv = netdev_priv(out_dev);
attr->out_rep = out_priv->ppriv;
continue;
}
if (is_tcf_vlan(a)) {
if (tcf_vlan_action(a) == VLAN_F_POP) {
attr->action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_POP;
} else if (tcf_vlan_action(a) == VLAN_F_PUSH) {
if (tcf_vlan_push_proto(a) != htons(ETH_P_8021Q))
return -EOPNOTSUPP;
attr->action |= MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH;
attr->vlan = tcf_vlan_push_vid(a);
}
continue;
}
return -EINVAL;
}
return 0;
......@@ -413,6 +432,7 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol,
struct mlx5e_tc_flow *flow;
struct mlx5_flow_spec *spec;
struct mlx5_flow_rule *old = NULL;
struct mlx5_esw_flow_attr *old_attr;
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
if (esw && esw->mode == SRIOV_OFFLOADS)
......@@ -422,6 +442,7 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol,
tc->ht_params);
if (flow) {
old = flow->rule;
old_attr = flow->attr;
} else {
if (fdb_flow)
flow = kzalloc(sizeof(*flow) + sizeof(struct mlx5_esw_flow_attr),
......@@ -466,7 +487,7 @@ int mlx5e_configure_flower(struct mlx5e_priv *priv, __be16 protocol,
goto err_del_rule;
if (old)
mlx5e_tc_del_flow(priv, old);
mlx5e_tc_del_flow(priv, old, old_attr);
goto out;
......@@ -494,7 +515,7 @@ int mlx5e_delete_flower(struct mlx5e_priv *priv,
rhashtable_remove_fast(&tc->ht, &flow->node, tc->ht_params);
mlx5e_tc_del_flow(priv, flow->rule);
mlx5e_tc_del_flow(priv, flow->rule, flow->attr);
kfree(flow);
......@@ -551,7 +572,7 @@ static void _mlx5e_tc_del_flow(void *ptr, void *arg)
struct mlx5e_tc_flow *flow = ptr;
struct mlx5e_priv *priv = arg;
mlx5e_tc_del_flow(priv, flow->rule);
mlx5e_tc_del_flow(priv, flow->rule, flow->attr);
kfree(flow);
}
......
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