xref: /linux/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v2.c (revision 58f6259b7a08f8d47d4629609703d358b042f0fd)
1 // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
2 /* Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
3 
4 #include "dr_ste_v1.h"
5 
6 enum {
7 	DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_0		= 0x00,
8 	DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_1		= 0x01,
9 	DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_2		= 0x02,
10 	DR_STE_V2_ACTION_MDFY_FLD_SRC_L2_OUT_0		= 0x08,
11 	DR_STE_V2_ACTION_MDFY_FLD_SRC_L2_OUT_1		= 0x09,
12 	DR_STE_V2_ACTION_MDFY_FLD_L3_OUT_0		= 0x0e,
13 	DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_0		= 0x18,
14 	DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_1		= 0x19,
15 	DR_STE_V2_ACTION_MDFY_FLD_IPV4_OUT_0		= 0x40,
16 	DR_STE_V2_ACTION_MDFY_FLD_IPV4_OUT_1		= 0x41,
17 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_0	= 0x44,
18 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_1	= 0x45,
19 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_2	= 0x46,
20 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_3	= 0x47,
21 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_0	= 0x4c,
22 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_1	= 0x4d,
23 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_2	= 0x4e,
24 	DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_3	= 0x4f,
25 	DR_STE_V2_ACTION_MDFY_FLD_TCP_MISC_0		= 0x5e,
26 	DR_STE_V2_ACTION_MDFY_FLD_TCP_MISC_1		= 0x5f,
27 	DR_STE_V2_ACTION_MDFY_FLD_CFG_HDR_0_0		= 0x6f,
28 	DR_STE_V2_ACTION_MDFY_FLD_CFG_HDR_0_1		= 0x70,
29 	DR_STE_V2_ACTION_MDFY_FLD_METADATA_2_CQE	= 0x7b,
30 	DR_STE_V2_ACTION_MDFY_FLD_GNRL_PURPOSE		= 0x7c,
31 	DR_STE_V2_ACTION_MDFY_FLD_REGISTER_2_0		= 0x90,
32 	DR_STE_V2_ACTION_MDFY_FLD_REGISTER_2_1		= 0x91,
33 	DR_STE_V2_ACTION_MDFY_FLD_REGISTER_1_0		= 0x92,
34 	DR_STE_V2_ACTION_MDFY_FLD_REGISTER_1_1		= 0x93,
35 	DR_STE_V2_ACTION_MDFY_FLD_REGISTER_0_0		= 0x94,
36 	DR_STE_V2_ACTION_MDFY_FLD_REGISTER_0_1		= 0x95,
37 };
38 
39 static const struct mlx5dr_ste_action_modify_field dr_ste_v2_action_modify_field_arr[] = {
40 	[MLX5_ACTION_IN_FIELD_OUT_SMAC_47_16] = {
41 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_SRC_L2_OUT_0, .start = 0, .end = 31,
42 	},
43 	[MLX5_ACTION_IN_FIELD_OUT_SMAC_15_0] = {
44 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_SRC_L2_OUT_1, .start = 16, .end = 31,
45 	},
46 	[MLX5_ACTION_IN_FIELD_OUT_ETHERTYPE] = {
47 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_1, .start = 0, .end = 15,
48 	},
49 	[MLX5_ACTION_IN_FIELD_OUT_DMAC_47_16] = {
50 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_0, .start = 0, .end = 31,
51 	},
52 	[MLX5_ACTION_IN_FIELD_OUT_DMAC_15_0] = {
53 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_1, .start = 16, .end = 31,
54 	},
55 	[MLX5_ACTION_IN_FIELD_OUT_IP_DSCP] = {
56 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L3_OUT_0, .start = 18, .end = 23,
57 	},
58 	[MLX5_ACTION_IN_FIELD_OUT_TCP_FLAGS] = {
59 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_1, .start = 16, .end = 24,
60 		.l4_type = DR_STE_ACTION_MDFY_TYPE_L4_TCP,
61 	},
62 	[MLX5_ACTION_IN_FIELD_OUT_TCP_SPORT] = {
63 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_0, .start = 16, .end = 31,
64 		.l4_type = DR_STE_ACTION_MDFY_TYPE_L4_TCP,
65 	},
66 	[MLX5_ACTION_IN_FIELD_OUT_TCP_DPORT] = {
67 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_0, .start = 0, .end = 15,
68 		.l4_type = DR_STE_ACTION_MDFY_TYPE_L4_TCP,
69 	},
70 	[MLX5_ACTION_IN_FIELD_OUT_IP_TTL] = {
71 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L3_OUT_0, .start = 8, .end = 15,
72 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV4,
73 	},
74 	[MLX5_ACTION_IN_FIELD_OUT_IPV6_HOPLIMIT] = {
75 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L3_OUT_0, .start = 8, .end = 15,
76 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
77 	},
78 	[MLX5_ACTION_IN_FIELD_OUT_UDP_SPORT] = {
79 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_0, .start = 16, .end = 31,
80 		.l4_type = DR_STE_ACTION_MDFY_TYPE_L4_UDP,
81 	},
82 	[MLX5_ACTION_IN_FIELD_OUT_UDP_DPORT] = {
83 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L4_OUT_0, .start = 0, .end = 15,
84 		.l4_type = DR_STE_ACTION_MDFY_TYPE_L4_UDP,
85 	},
86 	[MLX5_ACTION_IN_FIELD_OUT_SIPV6_127_96] = {
87 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_0, .start = 0, .end = 31,
88 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
89 	},
90 	[MLX5_ACTION_IN_FIELD_OUT_SIPV6_95_64] = {
91 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_1, .start = 0, .end = 31,
92 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
93 	},
94 	[MLX5_ACTION_IN_FIELD_OUT_SIPV6_63_32] = {
95 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_2, .start = 0, .end = 31,
96 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
97 	},
98 	[MLX5_ACTION_IN_FIELD_OUT_SIPV6_31_0] = {
99 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_SRC_OUT_3, .start = 0, .end = 31,
100 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
101 	},
102 	[MLX5_ACTION_IN_FIELD_OUT_DIPV6_127_96] = {
103 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_0, .start = 0, .end = 31,
104 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
105 	},
106 	[MLX5_ACTION_IN_FIELD_OUT_DIPV6_95_64] = {
107 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_1, .start = 0, .end = 31,
108 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
109 	},
110 	[MLX5_ACTION_IN_FIELD_OUT_DIPV6_63_32] = {
111 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_2, .start = 0, .end = 31,
112 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
113 	},
114 	[MLX5_ACTION_IN_FIELD_OUT_DIPV6_31_0] = {
115 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV6_DST_OUT_3, .start = 0, .end = 31,
116 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV6,
117 	},
118 	[MLX5_ACTION_IN_FIELD_OUT_SIPV4] = {
119 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV4_OUT_0, .start = 0, .end = 31,
120 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV4,
121 	},
122 	[MLX5_ACTION_IN_FIELD_OUT_DIPV4] = {
123 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_IPV4_OUT_1, .start = 0, .end = 31,
124 		.l3_type = DR_STE_ACTION_MDFY_TYPE_L3_IPV4,
125 	},
126 	[MLX5_ACTION_IN_FIELD_METADATA_REG_A] = {
127 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_GNRL_PURPOSE, .start = 0, .end = 31,
128 	},
129 	[MLX5_ACTION_IN_FIELD_METADATA_REG_B] = {
130 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_METADATA_2_CQE, .start = 0, .end = 31,
131 	},
132 	[MLX5_ACTION_IN_FIELD_METADATA_REG_C_0] = {
133 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_REGISTER_0_0, .start = 0, .end = 31,
134 	},
135 	[MLX5_ACTION_IN_FIELD_METADATA_REG_C_1] = {
136 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_REGISTER_0_1, .start = 0, .end = 31,
137 	},
138 	[MLX5_ACTION_IN_FIELD_METADATA_REG_C_2] = {
139 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_REGISTER_1_0, .start = 0, .end = 31,
140 	},
141 	[MLX5_ACTION_IN_FIELD_METADATA_REG_C_3] = {
142 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_REGISTER_1_1, .start = 0, .end = 31,
143 	},
144 	[MLX5_ACTION_IN_FIELD_METADATA_REG_C_4] = {
145 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_REGISTER_2_0, .start = 0, .end = 31,
146 	},
147 	[MLX5_ACTION_IN_FIELD_METADATA_REG_C_5] = {
148 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_REGISTER_2_1, .start = 0, .end = 31,
149 	},
150 	[MLX5_ACTION_IN_FIELD_OUT_TCP_SEQ_NUM] = {
151 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_TCP_MISC_0, .start = 0, .end = 31,
152 	},
153 	[MLX5_ACTION_IN_FIELD_OUT_TCP_ACK_NUM] = {
154 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_TCP_MISC_1, .start = 0, .end = 31,
155 	},
156 	[MLX5_ACTION_IN_FIELD_OUT_FIRST_VID] = {
157 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_L2_OUT_2, .start = 0, .end = 15,
158 	},
159 	[MLX5_ACTION_IN_FIELD_OUT_EMD_31_0] = {
160 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_CFG_HDR_0_1, .start = 0, .end = 31,
161 	},
162 	[MLX5_ACTION_IN_FIELD_OUT_EMD_47_32] = {
163 		.hw_field = DR_STE_V2_ACTION_MDFY_FLD_CFG_HDR_0_0, .start = 0, .end = 15,
164 	},
165 };
166 
167 static struct mlx5dr_ste_ctx ste_ctx_v2 = {
168 	/* Builders */
169 	.build_eth_l2_src_dst_init	= &dr_ste_v1_build_eth_l2_src_dst_init,
170 	.build_eth_l3_ipv6_src_init	= &dr_ste_v1_build_eth_l3_ipv6_src_init,
171 	.build_eth_l3_ipv6_dst_init	= &dr_ste_v1_build_eth_l3_ipv6_dst_init,
172 	.build_eth_l3_ipv4_5_tuple_init	= &dr_ste_v1_build_eth_l3_ipv4_5_tuple_init,
173 	.build_eth_l2_src_init		= &dr_ste_v1_build_eth_l2_src_init,
174 	.build_eth_l2_dst_init		= &dr_ste_v1_build_eth_l2_dst_init,
175 	.build_eth_l2_tnl_init		= &dr_ste_v1_build_eth_l2_tnl_init,
176 	.build_eth_l3_ipv4_misc_init	= &dr_ste_v1_build_eth_l3_ipv4_misc_init,
177 	.build_eth_ipv6_l3_l4_init	= &dr_ste_v1_build_eth_ipv6_l3_l4_init,
178 	.build_mpls_init		= &dr_ste_v1_build_mpls_init,
179 	.build_tnl_gre_init		= &dr_ste_v1_build_tnl_gre_init,
180 	.build_tnl_mpls_init		= &dr_ste_v1_build_tnl_mpls_init,
181 	.build_tnl_mpls_over_udp_init	= &dr_ste_v1_build_tnl_mpls_over_udp_init,
182 	.build_tnl_mpls_over_gre_init	= &dr_ste_v1_build_tnl_mpls_over_gre_init,
183 	.build_icmp_init		= &dr_ste_v1_build_icmp_init,
184 	.build_general_purpose_init	= &dr_ste_v1_build_general_purpose_init,
185 	.build_eth_l4_misc_init		= &dr_ste_v1_build_eth_l4_misc_init,
186 	.build_tnl_vxlan_gpe_init	= &dr_ste_v1_build_flex_parser_tnl_vxlan_gpe_init,
187 	.build_tnl_geneve_init		= &dr_ste_v1_build_flex_parser_tnl_geneve_init,
188 	.build_tnl_geneve_tlv_opt_init	= &dr_ste_v1_build_flex_parser_tnl_geneve_tlv_opt_init,
189 	.build_tnl_geneve_tlv_opt_exist_init =
190 				  &dr_ste_v1_build_flex_parser_tnl_geneve_tlv_opt_exist_init,
191 	.build_register_0_init		= &dr_ste_v1_build_register_0_init,
192 	.build_register_1_init		= &dr_ste_v1_build_register_1_init,
193 	.build_src_gvmi_qpn_init	= &dr_ste_v1_build_src_gvmi_qpn_init,
194 	.build_flex_parser_0_init	= &dr_ste_v1_build_flex_parser_0_init,
195 	.build_flex_parser_1_init	= &dr_ste_v1_build_flex_parser_1_init,
196 	.build_tnl_gtpu_init		= &dr_ste_v1_build_flex_parser_tnl_gtpu_init,
197 	.build_tnl_header_0_1_init	= &dr_ste_v1_build_tnl_header_0_1_init,
198 	.build_tnl_gtpu_flex_parser_0_init = &dr_ste_v1_build_tnl_gtpu_flex_parser_0_init,
199 	.build_tnl_gtpu_flex_parser_1_init = &dr_ste_v1_build_tnl_gtpu_flex_parser_1_init,
200 
201 	/* Getters and Setters */
202 	.ste_init			= &dr_ste_v1_init,
203 	.set_next_lu_type		= &dr_ste_v1_set_next_lu_type,
204 	.get_next_lu_type		= &dr_ste_v1_get_next_lu_type,
205 	.is_miss_addr_set		= &dr_ste_v1_is_miss_addr_set,
206 	.set_miss_addr			= &dr_ste_v1_set_miss_addr,
207 	.get_miss_addr			= &dr_ste_v1_get_miss_addr,
208 	.set_hit_addr			= &dr_ste_v1_set_hit_addr,
209 	.set_byte_mask			= &dr_ste_v1_set_byte_mask,
210 	.get_byte_mask			= &dr_ste_v1_get_byte_mask,
211 
212 	/* Actions */
213 	.actions_caps			= DR_STE_CTX_ACTION_CAP_TX_POP |
214 					  DR_STE_CTX_ACTION_CAP_RX_PUSH |
215 					  DR_STE_CTX_ACTION_CAP_RX_ENCAP,
216 	.set_actions_rx			= &dr_ste_v1_set_actions_rx,
217 	.set_actions_tx			= &dr_ste_v1_set_actions_tx,
218 	.modify_field_arr_sz		= ARRAY_SIZE(dr_ste_v2_action_modify_field_arr),
219 	.modify_field_arr		= dr_ste_v2_action_modify_field_arr,
220 	.set_action_set			= &dr_ste_v1_set_action_set,
221 	.set_action_add			= &dr_ste_v1_set_action_add,
222 	.set_action_copy		= &dr_ste_v1_set_action_copy,
223 	.set_action_decap_l3_list	= &dr_ste_v1_set_action_decap_l3_list,
224 	.alloc_modify_hdr_chunk		= &dr_ste_v1_alloc_modify_hdr_ptrn_arg,
225 	.dealloc_modify_hdr_chunk	= &dr_ste_v1_free_modify_hdr_ptrn_arg,
226 
227 	/* Send */
228 	.prepare_for_postsend		= &dr_ste_v1_prepare_for_postsend,
229 };
230 
231 struct mlx5dr_ste_ctx *mlx5dr_ste_get_ctx_v2(void)
232 {
233 	return &ste_ctx_v2;
234 }
235