1 files changed, 103 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c
new file mode 100644
index 000000000000..e600924e30ea
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.c
@@ -0,0 +1,103 @@
+// 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 "mlx5_core.h"
+
+/* Must be aligned with enum flow_action_id. */
+static struct mlx5e_tc_act *tc_acts_fdb[NUM_FLOW_ACTIONS] = {
+	&mlx5e_tc_act_accept,
+	&mlx5e_tc_act_drop,
+	&mlx5e_tc_act_trap,
+	&mlx5e_tc_act_goto,
+	&mlx5e_tc_act_mirred,
+	&mlx5e_tc_act_mirred,
+	&mlx5e_tc_act_redirect_ingress,
+	NULL, /* FLOW_ACTION_MIRRED_INGRESS, */
+	&mlx5e_tc_act_vlan,
+	&mlx5e_tc_act_vlan,
+	&mlx5e_tc_act_vlan_mangle,
+	&mlx5e_tc_act_tun_encap,
+	&mlx5e_tc_act_tun_decap,
+	&mlx5e_tc_act_pedit,
+	&mlx5e_tc_act_pedit,
+	&mlx5e_tc_act_csum,
+	NULL, /* FLOW_ACTION_MARK, */
+	&mlx5e_tc_act_ptype,
+	NULL, /* FLOW_ACTION_PRIORITY, */
+	NULL, /* FLOW_ACTION_WAKE, */
+	NULL, /* FLOW_ACTION_QUEUE, */
+	&mlx5e_tc_act_sample,
+	NULL, /* FLOW_ACTION_POLICE, */
+	&mlx5e_tc_act_ct,
+	NULL, /* FLOW_ACTION_CT_METADATA, */
+	&mlx5e_tc_act_mpls_push,
+	&mlx5e_tc_act_mpls_pop,
+};
+
+/* Must be aligned with enum flow_action_id. */
+static struct mlx5e_tc_act *tc_acts_nic[NUM_FLOW_ACTIONS] = {
+	&mlx5e_tc_act_accept,
+	&mlx5e_tc_act_drop,
+	NULL, /* FLOW_ACTION_TRAP, */
+	&mlx5e_tc_act_goto,
+	&mlx5e_tc_act_mirred_nic,
+	NULL, /* FLOW_ACTION_MIRRED, */
+	NULL, /* FLOW_ACTION_REDIRECT_INGRESS, */
+	NULL, /* FLOW_ACTION_MIRRED_INGRESS, */
+	NULL, /* FLOW_ACTION_VLAN_PUSH, */
+	NULL, /* FLOW_ACTION_VLAN_POP, */
+	NULL, /* FLOW_ACTION_VLAN_MANGLE, */
+	NULL, /* FLOW_ACTION_TUNNEL_ENCAP, */
+	NULL, /* FLOW_ACTION_TUNNEL_DECAP, */
+	&mlx5e_tc_act_pedit,
+	&mlx5e_tc_act_pedit,
+	&mlx5e_tc_act_csum,
+	&mlx5e_tc_act_mark,
+	NULL, /* FLOW_ACTION_PTYPE, */
+	NULL, /* FLOW_ACTION_PRIORITY, */
+	NULL, /* FLOW_ACTION_WAKE, */
+	NULL, /* FLOW_ACTION_QUEUE, */
+	NULL, /* FLOW_ACTION_SAMPLE, */
+	NULL, /* FLOW_ACTION_POLICE, */
+	&mlx5e_tc_act_ct,
+};
+
+/**
+ * mlx5e_tc_act_get() - Get an action parser for an action id.
+ * @act_id: Flow action id.
+ * @ns_type: flow namespace type.
+ */
+struct mlx5e_tc_act *
+mlx5e_tc_act_get(enum flow_action_id act_id,
+		 enum mlx5_flow_namespace_type ns_type)
+{
+	struct mlx5e_tc_act **tc_acts;
+
+	tc_acts = ns_type == MLX5_FLOW_NAMESPACE_FDB ? tc_acts_fdb : tc_acts_nic;
+
+	return tc_acts[act_id];
+}
+
+/**
+ * mlx5e_tc_act_init_parse_state() - Init a new parse_state.
+ * @parse_state: Parsing state.
+ * @flow:        mlx5e tc flow being handled.
+ * @flow_action: flow action to parse.
+ * @extack:      to set an error msg.
+ *
+ * The same parse_state should be passed to action parsers
+ * for tracking the current parsing state.
+ */
+void
+mlx5e_tc_act_init_parse_state(struct mlx5e_tc_act_parse_state *parse_state,
+			      struct mlx5e_tc_flow *flow,
+			      struct flow_action *flow_action,
+			      struct netlink_ext_ack *extack)
+{
+	memset(parse_state, 0, sizeof(*parse_state));
+	parse_state->flow = flow;
+	parse_state->num_actions = flow_action->num_entries;
+	parse_state->extack = extack;
+}