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-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tc.c26
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch.h10
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c28
3 files changed, 43 insertions, 21 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index a9c96fe8e4fe..302c5500f9ad 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -844,8 +844,8 @@ mlx5e_tc_add_fdb_flow(struct mlx5e_priv *priv,
}
out_priv = netdev_priv(encap_dev);
rpriv = out_priv->ppriv;
- attr->out_rep = rpriv->rep;
- attr->out_mdev = out_priv->mdev;
+ attr->out_rep[attr->out_count] = rpriv->rep;
+ attr->out_mdev[attr->out_count++] = out_priv->mdev;
}
err = mlx5_eswitch_add_vlan_action(esw, attr);
@@ -2537,6 +2537,7 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
return err;
action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
+ attr->mirror_count = attr->out_count;
continue;
}
@@ -2548,12 +2549,18 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
return -EOPNOTSUPP;
}
- if (is_tcf_mirred_egress_redirect(a)) {
- struct net_device *out_dev;
+ if (is_tcf_mirred_egress_redirect(a) || is_tcf_mirred_egress_mirror(a)) {
struct mlx5e_priv *out_priv;
+ struct net_device *out_dev;
out_dev = tcf_mirred_dev(a);
+ if (attr->out_count >= MLX5_MAX_FLOW_FWD_VPORTS) {
+ pr_err("can't support more than %d output ports, can't offload forwarding\n",
+ attr->out_count);
+ return -EOPNOTSUPP;
+ }
+
if (switchdev_port_same_parent_id(priv->netdev,
out_dev) ||
is_merged_eswitch_dev(priv, out_dev)) {
@@ -2561,8 +2568,8 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
MLX5_FLOW_CONTEXT_ACTION_COUNT;
out_priv = netdev_priv(out_dev);
rpriv = out_priv->ppriv;
- attr->out_rep = rpriv->rep;
- attr->out_mdev = out_priv->mdev;
+ attr->out_rep[attr->out_count] = rpriv->rep;
+ attr->out_mdev[attr->out_count++] = out_priv->mdev;
} else if (encap) {
parse_attr->mirred_ifindex = out_dev->ifindex;
parse_attr->tun_info = *info;
@@ -2585,6 +2592,7 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
encap = true;
else
return -EOPNOTSUPP;
+ attr->mirror_count = attr->out_count;
continue;
}
@@ -2606,6 +2614,7 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
} else { /* action is TCA_VLAN_ACT_MODIFY */
return -EOPNOTSUPP;
}
+ attr->mirror_count = attr->out_count;
continue;
}
@@ -2621,6 +2630,11 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv, struct tcf_exts *exts,
if (!actions_match_supported(priv, exts, parse_attr, flow))
return -EOPNOTSUPP;
+ if (attr->out_count > 1 && !mlx5_esw_has_fwd_fdb(priv->mdev)) {
+ netdev_warn_once(priv->netdev, "current firmware doesn't support split rule for port mirroring\n");
+ return -EOPNOTSUPP;
+ }
+
return 0;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
index d06c11629121..386b0e354c41 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
@@ -239,12 +239,18 @@ enum mlx5_flow_match_level {
MLX5_MATCH_L4 = MLX5_INLINE_MODE_TCP_UDP,
};
+/* current maximum for flow based vport multicasting */
+#define MLX5_MAX_FLOW_FWD_VPORTS 2
+
struct mlx5_esw_flow_attr {
struct mlx5_eswitch_rep *in_rep;
- struct mlx5_eswitch_rep *out_rep;
- struct mlx5_core_dev *out_mdev;
+ struct mlx5_eswitch_rep *out_rep[MLX5_MAX_FLOW_FWD_VPORTS];
+ struct mlx5_core_dev *out_mdev[MLX5_MAX_FLOW_FWD_VPORTS];
struct mlx5_core_dev *in_mdev;
+ int mirror_count;
+ int out_count;
+
int action;
__be16 vlan_proto;
u16 vlan_vid;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 8ea11f24380c..7db8b9a41925 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -48,12 +48,12 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw,
struct mlx5_flow_spec *spec,
struct mlx5_esw_flow_attr *attr)
{
- struct mlx5_flow_destination dest[2] = {};
+ struct mlx5_flow_destination dest[MLX5_MAX_FLOW_FWD_VPORTS + 1] = {};
struct mlx5_flow_act flow_act = {0};
struct mlx5_fc *counter = NULL;
struct mlx5_flow_handle *rule;
+ int j, i = 0;
void *misc;
- int i = 0;
if (esw->mode != SRIOV_OFFLOADS)
return ERR_PTR(-EOPNOTSUPP);
@@ -70,14 +70,16 @@ mlx5_eswitch_add_offloaded_rule(struct mlx5_eswitch *esw,
}
if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) {
- dest[i].type = MLX5_FLOW_DESTINATION_TYPE_VPORT;
- dest[i].vport.num = attr->out_rep->vport;
- if (MLX5_CAP_ESW(esw->dev, merged_eswitch)) {
- dest[i].vport.vhca_id =
- MLX5_CAP_GEN(attr->out_mdev, vhca_id);
- dest[i].vport.vhca_id_valid = 1;
+ for (j = attr->mirror_count; j < attr->out_count; j++) {
+ dest[i].type = MLX5_FLOW_DESTINATION_TYPE_VPORT;
+ dest[i].vport.num = attr->out_rep[j]->vport;
+ if (MLX5_CAP_ESW(esw->dev, merged_eswitch)) {
+ dest[i].vport.vhca_id =
+ MLX5_CAP_GEN(attr->out_mdev[j], vhca_id);
+ dest[i].vport.vhca_id_valid = 1;
+ }
+ i++;
}
- i++;
}
if (flow_act.action & MLX5_FLOW_CONTEXT_ACTION_COUNT) {
counter = mlx5_fc_create(esw->dev, true);
@@ -173,7 +175,7 @@ esw_vlan_action_get_vport(struct mlx5_esw_flow_attr *attr, bool push, bool pop)
struct mlx5_eswitch_rep *in_rep, *out_rep, *vport = NULL;
in_rep = attr->in_rep;
- out_rep = attr->out_rep;
+ out_rep = attr->out_rep[0];
if (push)
vport = in_rep;
@@ -194,7 +196,7 @@ static int esw_add_vlan_action_check(struct mlx5_esw_flow_attr *attr,
goto out_notsupp;
in_rep = attr->in_rep;
- out_rep = attr->out_rep;
+ out_rep = attr->out_rep[0];
if (push && in_rep->vport == FDB_UPLINK_VPORT)
goto out_notsupp;
@@ -245,7 +247,7 @@ int mlx5_eswitch_add_vlan_action(struct mlx5_eswitch *esw,
if (!push && !pop && fwd) {
/* tracks VF --> wire rules without vlan push action */
- if (attr->out_rep->vport == FDB_UPLINK_VPORT) {
+ if (attr->out_rep[0]->vport == FDB_UPLINK_VPORT) {
vport->vlan_refcount++;
attr->vlan_handled = true;
}
@@ -305,7 +307,7 @@ int mlx5_eswitch_del_vlan_action(struct mlx5_eswitch *esw,
if (!push && !pop && fwd) {
/* tracks VF --> wire rules without vlan push action */
- if (attr->out_rep->vport == FDB_UPLINK_VPORT)
+ if (attr->out_rep[0]->vport == FDB_UPLINK_VPORT)
vport->vlan_refcount--;
return 0;
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-27 06:56:04 +0200