1 files changed, 50 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c
new file mode 100644
index 000000000000..06ec30cdb269
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
+// Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+
+#include "act.h"
+#include "en/tc_priv.h"
+#include "en/tc_ct.h"
+
+static bool
+tc_act_can_offload_ct(struct mlx5e_tc_act_parse_state *parse_state,
+		      const struct flow_action_entry *act,
+		      int act_index)
+{
+	struct netlink_ext_ack *extack = parse_state->extack;
+
+	if (flow_flag_test(parse_state->flow, SAMPLE)) {
+		NL_SET_ERR_MSG_MOD(extack,
+				   "Sample action with connection tracking is not supported");
+		return false;
+	}
+
+	return true;
+}
+
+static int
+tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state,
+		const struct flow_action_entry *act,
+		struct mlx5e_priv *priv,
+		struct mlx5_flow_attr *attr)
+{
+	int err;
+
+	err = mlx5_tc_ct_parse_action(parse_state->ct_priv, attr,
+				      &attr->parse_attr->mod_hdr_acts,
+				      act, parse_state->extack);
+	if (err)
+		return err;
+
+	flow_flag_set(parse_state->flow, CT);
+
+	if (mlx5e_is_eswitch_flow(parse_state->flow))
+		attr->esw_attr->split_count = attr->esw_attr->out_count;
+
+	return 0;
+}
+
+struct mlx5e_tc_act mlx5e_tc_act_ct = {
+	.can_offload = tc_act_can_offload_ct,
+	.parse_action = tc_act_parse_ct,
+};
+