net/mlx5: E-Switch, Move send to vport meta rule creation

Move the creation of the rules from offloads fdb table init to
per rep vport init.
This way the driver will creating the send to vport meta rule
on any representor, e.g. SF representors.

Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

1 files changed, 51 insertions, 2 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index c85fd0223449..c8617a62e542 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -398,7 +398,8 @@ out_err:
 	return err;
 }
 
-int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv)
+static int
+mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv)
 {
 	int sqs_per_channel = mlx5e_get_dcb_num_tc(&priv->channels.params);
 	struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
@@ -452,7 +453,8 @@ out:
 	return err;
 }
 
-void mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv)
+static void
+mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv)
 {
 	struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
 	struct mlx5e_rep_priv *rpriv = priv->ppriv;
@@ -461,6 +463,53 @@ void mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv)
 	mlx5e_sqs2vport_stop(esw, rep);
 }
 
+static int
+mlx5e_rep_add_meta_tunnel_rule(struct mlx5e_priv *priv)
+{
+	struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
+	struct mlx5e_rep_priv *rpriv = priv->ppriv;
+	struct mlx5_eswitch_rep *rep = rpriv->rep;
+	struct mlx5_flow_handle *flow_rule;
+	struct mlx5_flow_group *g;
+	int err;
+
+	g = esw->fdb_table.offloads.send_to_vport_meta_grp;
+	if (!g)
+		return 0;
+
+	flow_rule = mlx5_eswitch_add_send_to_vport_meta_rule(esw, rep->vport);
+	if (IS_ERR(flow_rule)) {
+		err = PTR_ERR(flow_rule);
+		goto out;
+	}
+
+	rpriv->send_to_vport_meta_rule = flow_rule;
+
+out:
+	return err;
+}
+
+static void
+mlx5e_rep_del_meta_tunnel_rule(struct mlx5e_priv *priv)
+{
+	struct mlx5e_rep_priv *rpriv = priv->ppriv;
+
+	if (rpriv->send_to_vport_meta_rule)
+		mlx5_eswitch_del_send_to_vport_meta_rule(rpriv->send_to_vport_meta_rule);
+}
+
+void mlx5e_rep_activate_channels(struct mlx5e_priv *priv)
+{
+	mlx5e_add_sqs_fwd_rules(priv);
+	mlx5e_rep_add_meta_tunnel_rule(priv);
+}
+
+void mlx5e_rep_deactivate_channels(struct mlx5e_priv *priv)
+{
+	mlx5e_rep_del_meta_tunnel_rule(priv);
+	mlx5e_remove_sqs_fwd_rules(priv);
+}
+
 static int mlx5e_rep_open(struct net_device *dev)
 {
 	struct mlx5e_priv *priv = netdev_priv(dev);