xref: /dpdk/drivers/net/bnxt/tf_ulp/ulp_template_struct.h (revision 8809f78c7dd9f33a44a4f89c58fc91ded34296ed)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2014-2019 Broadcom
3  * All rights reserved.
4  */
5 
6 #ifndef _ULP_TEMPLATE_STRUCT_H_
7 #define _ULP_TEMPLATE_STRUCT_H_
8 
9 #include <stdint.h>
10 #include "rte_ether.h"
11 #include "rte_icmp.h"
12 #include "rte_ip.h"
13 #include "rte_tcp.h"
14 #include "rte_udp.h"
15 #include "rte_esp.h"
16 #include "rte_sctp.h"
17 #include "rte_flow.h"
18 #include "tf_core.h"
19 
20 /* Number of fields for each protocol */
21 #define BNXT_ULP_PROTO_HDR_SVIF_NUM	1
22 #define BNXT_ULP_PROTO_HDR_ETH_NUM	3
23 #define BNXT_ULP_PROTO_HDR_S_VLAN_NUM	3
24 #define BNXT_ULP_PROTO_HDR_VLAN_NUM	6
25 #define BNXT_ULP_PROTO_HDR_IPV4_NUM	10
26 #define BNXT_ULP_PROTO_HDR_IPV6_NUM	8
27 #define BNXT_ULP_PROTO_HDR_UDP_NUM	4
28 #define BNXT_ULP_PROTO_HDR_TCP_NUM	9
29 #define BNXT_ULP_PROTO_HDR_VXLAN_NUM	4
30 #define BNXT_ULP_PROTO_HDR_MAX		128
31 #define BNXT_ULP_PROTO_HDR_FIELD_SVIF_IDX	0
32 
33 /* Direction attributes */
34 #define BNXT_ULP_FLOW_ATTR_TRANSFER	0x1
35 #define BNXT_ULP_FLOW_ATTR_INGRESS	0x2
36 #define BNXT_ULP_FLOW_ATTR_EGRESS	0x4
37 
38 struct ulp_rte_hdr_bitmap {
39 	uint64_t	bits;
40 };
41 
42 struct ulp_rte_field_bitmap {
43 	uint64_t	bits;
44 };
45 
46 /* Structure to store the protocol fields */
47 #define RTE_PARSER_FLOW_HDR_FIELD_SIZE		16
48 struct ulp_rte_hdr_field {
49 	uint8_t		spec[RTE_PARSER_FLOW_HDR_FIELD_SIZE];
50 	uint8_t		mask[RTE_PARSER_FLOW_HDR_FIELD_SIZE];
51 	uint32_t	size;
52 };
53 
54 struct ulp_rte_act_bitmap {
55 	uint64_t	bits;
56 };
57 
58 /* Structure to hold the action property details. */
59 struct ulp_rte_act_prop {
60 	uint8_t	act_details[BNXT_ULP_ACT_PROP_IDX_LAST];
61 };
62 
63 /* Structure to be used for passing all the parser functions */
64 struct ulp_rte_parser_params {
65 	struct ulp_rte_hdr_bitmap	hdr_bitmap;
66 	struct ulp_rte_hdr_bitmap	hdr_fp_bit;
67 	struct ulp_rte_field_bitmap	fld_bitmap;
68 	struct ulp_rte_hdr_field	hdr_field[BNXT_ULP_PROTO_HDR_MAX];
69 	uint32_t			comp_fld[BNXT_ULP_CF_IDX_LAST];
70 	uint32_t			field_idx;
71 	uint32_t			vlan_idx;
72 	struct ulp_rte_act_bitmap	act_bitmap;
73 	struct ulp_rte_act_prop		act_prop;
74 	uint32_t			dir_attr;
75 	struct bnxt_ulp_context		*ulp_ctx;
76 };
77 
78 /* Flow Parser Header Information Structure */
79 struct bnxt_ulp_rte_hdr_info {
80 	enum bnxt_ulp_hdr_type					hdr_type;
81 	/* Flow Parser Protocol Header Function Prototype */
82 	int (*proto_hdr_func)(const struct rte_flow_item	*item_list,
83 			      struct ulp_rte_parser_params	*params);
84 };
85 
86 /* Flow Parser Header Information Structure Array defined in template source*/
87 extern struct bnxt_ulp_rte_hdr_info	ulp_hdr_info[];
88 
89 /* Flow Parser Action Information Structure */
90 struct bnxt_ulp_rte_act_info {
91 	enum bnxt_ulp_act_type					act_type;
92 	/* Flow Parser Protocol Action Function Prototype */
93 	int32_t (*proto_act_func)
94 		(const struct rte_flow_action	*action_item,
95 		 struct ulp_rte_parser_params	*params);
96 };
97 
98 /* Flow Parser Action Information Structure Array defined in template source*/
99 extern struct bnxt_ulp_rte_act_info	ulp_act_info[];
100 
101 /* Flow Matcher structures */
102 struct bnxt_ulp_header_match_info {
103 	struct ulp_rte_hdr_bitmap		hdr_bitmap;
104 	uint32_t				start_idx;
105 	uint32_t				num_entries;
106 	uint32_t				class_tmpl_id;
107 	uint32_t				act_vnic;
108 };
109 
110 struct ulp_rte_bitmap {
111 	uint64_t	bits;
112 };
113 
114 struct bnxt_ulp_class_match_info {
115 	struct ulp_rte_bitmap	hdr_sig;
116 	struct ulp_rte_bitmap	field_sig;
117 	uint32_t		class_hid;
118 	uint32_t		class_tid;
119 	uint8_t			act_vnic;
120 	uint8_t			wc_pri;
121 };
122 
123 /* Flow Matcher templates Structure for class entries */
124 extern uint16_t ulp_class_sig_tbl[];
125 extern struct bnxt_ulp_class_match_info ulp_class_match_list[];
126 
127 /* Flow Matcher Action structures */
128 struct bnxt_ulp_action_match_info {
129 	struct ulp_rte_act_bitmap		act_bitmap;
130 	uint32_t				act_tmpl_id;
131 };
132 
133 struct bnxt_ulp_act_match_info {
134 	struct ulp_rte_bitmap	act_sig;
135 	uint32_t		act_hid;
136 	uint32_t		act_tid;
137 };
138 
139 /* Flow Matcher templates Structure for action entries */
140 extern	uint16_t ulp_act_sig_tbl[];
141 extern struct bnxt_ulp_act_match_info ulp_act_match_list[];
142 
143 /* Device Specific Tables for mapper */
144 struct ulp_template_device_tbls {
145 	struct bnxt_ulp_mapper_tbl_list_info *tmpl_list;
146 	struct bnxt_ulp_mapper_tbl_info *tbl_list;
147 	struct bnxt_ulp_mapper_key_field_info *key_field_list;
148 	struct bnxt_ulp_mapper_result_field_info *result_field_list;
149 	struct bnxt_ulp_mapper_ident_info *ident_list;
150 };
151 
152 /* Device specific parameters */
153 struct bnxt_ulp_device_params {
154 	uint8_t				description[16];
155 	enum bnxt_ulp_byte_order	byte_order;
156 	uint8_t				encap_byte_swap;
157 	uint8_t				num_phy_ports;
158 	uint32_t			mark_db_lfid_entries;
159 	uint64_t			mark_db_gfid_entries;
160 	uint64_t			int_flow_db_num_entries;
161 	uint64_t			ext_flow_db_num_entries;
162 	uint32_t			flow_count_db_entries;
163 	uint32_t			fdb_parent_flow_entries;
164 	uint32_t			num_resources_per_flow;
165 	uint32_t			ext_cntr_table_type;
166 	uint64_t			byte_count_mask;
167 	uint64_t			packet_count_mask;
168 	uint32_t			byte_count_shift;
169 	uint32_t			packet_count_shift;
170 	const struct ulp_template_device_tbls *dev_tbls;
171 };
172 
173 /* Flow Mapper */
174 struct bnxt_ulp_mapper_tbl_list_info {
175 	uint32_t		device_name;
176 	uint32_t		start_tbl_idx;
177 	uint32_t		num_tbls;
178 };
179 
180 struct bnxt_ulp_mapper_tbl_info {
181 	enum bnxt_ulp_resource_func	resource_func;
182 	uint32_t			resource_type; /* TF_ enum type */
183 	enum bnxt_ulp_resource_sub_type	resource_sub_type;
184 	enum bnxt_ulp_cond_opcode	cond_opcode;
185 	uint32_t			cond_operand;
186 	enum bnxt_ulp_mem_type_opcode	mem_type_opcode;
187 	uint8_t				direction;
188 	uint32_t			priority;
189 	enum bnxt_ulp_search_before_alloc	srch_b4_alloc;
190 	enum bnxt_ulp_critical_resource		critical_resource;
191 
192 	/* Information for accessing the ulp_key_field_list */
193 	uint32_t	key_start_idx;
194 	uint16_t	key_bit_size;
195 	uint16_t	key_num_fields;
196 	/* Size of the blob that holds the key */
197 	uint16_t	blob_key_bit_size;
198 
199 	/* Information for accessing the ulp_class_result_field_list */
200 	uint32_t	result_start_idx;
201 	uint16_t	result_bit_size;
202 	uint16_t	result_num_fields;
203 	uint16_t	encap_num_fields;
204 
205 	/* Information for accessing the ulp_ident_list */
206 	uint32_t	ident_start_idx;
207 	uint16_t	ident_nums;
208 
209 	enum bnxt_ulp_mark_db_opcode	mark_db_opcode;
210 	enum bnxt_ulp_index_opcode	index_opcode;
211 	uint32_t			index_operand;
212 };
213 
214 struct bnxt_ulp_mapper_key_field_info {
215 	uint8_t				description[64];
216 	enum bnxt_ulp_mapper_opc	mask_opcode;
217 	enum bnxt_ulp_mapper_opc	spec_opcode;
218 	uint16_t			field_bit_size;
219 	uint8_t				mask_operand[16];
220 	uint8_t				spec_operand[16];
221 };
222 
223 struct bnxt_ulp_mapper_result_field_info {
224 	uint8_t				description[64];
225 	enum bnxt_ulp_mapper_opc	result_opcode;
226 	uint16_t			field_bit_size;
227 	uint8_t				result_operand[16];
228 	uint8_t				result_operand_true[16];
229 	uint8_t				result_operand_false[16];
230 };
231 
232 struct bnxt_ulp_mapper_ident_info {
233 	uint8_t		description[64];
234 	uint32_t	resource_func;
235 
236 	uint16_t	ident_type;
237 	uint16_t	ident_bit_size;
238 	uint16_t	ident_bit_pos;
239 	enum bnxt_ulp_regfile_index	regfile_idx;
240 };
241 
242 struct bnxt_ulp_glb_resource_info {
243 	enum bnxt_ulp_resource_func	resource_func;
244 	uint32_t			resource_type; /* TF_ enum type */
245 	enum bnxt_ulp_glb_regfile_index	glb_regfile_index;
246 	enum tf_dir			direction;
247 };
248 
249 struct bnxt_ulp_cache_tbl_params {
250 	uint16_t num_entries;
251 };
252 
253 /*
254  * Flow Mapper Static Data Externs:
255  * Access to the below static data should be done through access functions and
256  * directly throughout the code.
257  */
258 
259 /*
260  * The ulp_device_params is indexed by the dev_id.
261  * This table maintains the device specific parameters.
262  */
263 extern struct bnxt_ulp_device_params ulp_device_params[];
264 
265 /*
266  * The ulp_act_prop_map_table provides the mapping to index and size of action
267  * properties.
268  */
269 extern uint32_t ulp_act_prop_map_table[];
270 
271 /*
272  * The ulp_glb_resource_tbl provides the list of global resources that need to
273  * be initialized and where to store them.
274  */
275 extern struct bnxt_ulp_glb_resource_info ulp_glb_resource_tbl[];
276 
277 /*
278  * The ulp_cache_tbl_parms table provides the sizes of the cache tables the
279  * mapper must dynamically allocate during initialization.
280  */
281 extern struct bnxt_ulp_cache_tbl_params ulp_cache_tbl_params[];
282 
283 /*
284  * The ulp_global template table is used to initialize default entries
285  * that could be reused by other templates.
286  */
287 extern uint32_t ulp_glb_template_tbl[];
288 
289 #endif /* _ULP_TEMPLATE_STRUCT_H_ */
290