1 /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
2 /* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
3 
4 #ifndef __MLX5_EN_TC_ACT_H__
5 #define __MLX5_EN_TC_ACT_H__
6 
7 #include <net/tc_act/tc_pedit.h>
8 #include <net/flow_offload.h>
9 #include <linux/netlink.h>
10 #include "eswitch.h"
11 #include "pedit.h"
12 
13 struct mlx5_flow_attr;
14 
15 struct mlx5e_tc_act_parse_state {
16 	unsigned int num_actions;
17 	struct mlx5e_tc_flow *flow;
18 	struct netlink_ext_ack *extack;
19 	bool encap;
20 	bool decap;
21 	bool mpls_push;
22 	bool ptype_host;
23 	const struct ip_tunnel_info *tun_info;
24 	struct pedit_headers_action hdrs[__PEDIT_CMD_MAX];
25 	int ifindexes[MLX5_MAX_FLOW_FWD_VPORTS];
26 	int if_count;
27 	struct mlx5_tc_ct_priv *ct_priv;
28 };
29 
30 struct mlx5e_tc_act {
31 	bool (*can_offload)(struct mlx5e_tc_act_parse_state *parse_state,
32 			    const struct flow_action_entry *act,
33 			    int act_index);
34 
35 	int (*parse_action)(struct mlx5e_tc_act_parse_state *parse_state,
36 			    const struct flow_action_entry *act,
37 			    struct mlx5e_priv *priv,
38 			    struct mlx5_flow_attr *attr);
39 
40 	int (*post_parse)(struct mlx5e_tc_act_parse_state *parse_state,
41 			  struct mlx5e_priv *priv,
42 			  struct mlx5_flow_attr *attr);
43 };
44 
45 extern struct mlx5e_tc_act mlx5e_tc_act_drop;
46 extern struct mlx5e_tc_act mlx5e_tc_act_trap;
47 extern struct mlx5e_tc_act mlx5e_tc_act_accept;
48 extern struct mlx5e_tc_act mlx5e_tc_act_mark;
49 extern struct mlx5e_tc_act mlx5e_tc_act_goto;
50 extern struct mlx5e_tc_act mlx5e_tc_act_tun_encap;
51 extern struct mlx5e_tc_act mlx5e_tc_act_tun_decap;
52 extern struct mlx5e_tc_act mlx5e_tc_act_csum;
53 extern struct mlx5e_tc_act mlx5e_tc_act_pedit;
54 extern struct mlx5e_tc_act mlx5e_tc_act_vlan;
55 extern struct mlx5e_tc_act mlx5e_tc_act_vlan_mangle;
56 extern struct mlx5e_tc_act mlx5e_tc_act_mpls_push;
57 extern struct mlx5e_tc_act mlx5e_tc_act_mpls_pop;
58 extern struct mlx5e_tc_act mlx5e_tc_act_mirred;
59 extern struct mlx5e_tc_act mlx5e_tc_act_mirred_nic;
60 extern struct mlx5e_tc_act mlx5e_tc_act_ct;
61 extern struct mlx5e_tc_act mlx5e_tc_act_sample;
62 extern struct mlx5e_tc_act mlx5e_tc_act_ptype;
63 extern struct mlx5e_tc_act mlx5e_tc_act_redirect_ingress;
64 
65 struct mlx5e_tc_act *
66 mlx5e_tc_act_get(enum flow_action_id act_id,
67 		 enum mlx5_flow_namespace_type ns_type);
68 
69 void
70 mlx5e_tc_act_init_parse_state(struct mlx5e_tc_act_parse_state *parse_state,
71 			      struct mlx5e_tc_flow *flow,
72 			      struct flow_action *flow_action,
73 			      struct netlink_ext_ack *extack);
74 
75 #endif /* __MLX5_EN_TC_ACT_H__ */
76