1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2019 Intel Corporation
3  */
4 
5 #ifndef _IAVF_GENERIC_FLOW_H_
6 #define _IAVF_GENERIC_FLOW_H_
7 
8 #include <rte_flow_driver.h>
9 
10 /* protocol */
11 
12 #define IAVF_PROT_MAC_INNER         (1ULL << 1)
13 #define IAVF_PROT_MAC_OUTER         (1ULL << 2)
14 #define IAVF_PROT_VLAN_INNER        (1ULL << 3)
15 #define IAVF_PROT_VLAN_OUTER        (1ULL << 4)
16 #define IAVF_PROT_IPV4_INNER        (1ULL << 5)
17 #define IAVF_PROT_IPV4_OUTER        (1ULL << 6)
18 #define IAVF_PROT_IPV6_INNER        (1ULL << 7)
19 #define IAVF_PROT_IPV6_OUTER        (1ULL << 8)
20 #define IAVF_PROT_TCP_INNER         (1ULL << 9)
21 #define IAVF_PROT_TCP_OUTER         (1ULL << 10)
22 #define IAVF_PROT_UDP_INNER         (1ULL << 11)
23 #define IAVF_PROT_UDP_OUTER         (1ULL << 12)
24 #define IAVF_PROT_SCTP_INNER        (1ULL << 13)
25 #define IAVF_PROT_SCTP_OUTER        (1ULL << 14)
26 #define IAVF_PROT_ICMP4_INNER       (1ULL << 15)
27 #define IAVF_PROT_ICMP4_OUTER       (1ULL << 16)
28 #define IAVF_PROT_ICMP6_INNER       (1ULL << 17)
29 #define IAVF_PROT_ICMP6_OUTER       (1ULL << 18)
30 #define IAVF_PROT_VXLAN             (1ULL << 19)
31 #define IAVF_PROT_NVGRE             (1ULL << 20)
32 #define IAVF_PROT_GTPU              (1ULL << 21)
33 #define IAVF_PROT_ESP		    (1ULL << 22)
34 #define IAVF_PROT_AH		    (1ULL << 23)
35 #define IAVF_PROT_L2TPV3OIP	    (1ULL << 24)
36 #define IAVF_PROT_PFCP		    (1ULL << 25)
37 
38 
39 /* field */
40 
41 #define IAVF_SMAC                   (1ULL << 63)
42 #define IAVF_DMAC                   (1ULL << 62)
43 #define IAVF_ETHERTYPE              (1ULL << 61)
44 #define IAVF_IP_SRC                 (1ULL << 60)
45 #define IAVF_IP_DST                 (1ULL << 59)
46 #define IAVF_IP_PROTO               (1ULL << 58)
47 #define IAVF_IP_TTL                 (1ULL << 57)
48 #define IAVF_IP_TOS                 (1ULL << 56)
49 #define IAVF_SPORT                  (1ULL << 55)
50 #define IAVF_DPORT                  (1ULL << 54)
51 #define IAVF_ICMP_TYPE              (1ULL << 53)
52 #define IAVF_ICMP_CODE              (1ULL << 52)
53 #define IAVF_VXLAN_VNI              (1ULL << 51)
54 #define IAVF_NVGRE_TNI              (1ULL << 50)
55 #define IAVF_GTPU_TEID              (1ULL << 49)
56 #define IAVF_GTPU_QFI               (1ULL << 48)
57 #define IAVF_ESP_SPI		    (1ULL << 47)
58 #define IAVF_AH_SPI		    (1ULL << 46)
59 #define IAVF_L2TPV3OIP_SESSION_ID   (1ULL << 45)
60 #define IAVF_PFCP_S_FIELD	    (1ULL << 44)
61 #define IAVF_PFCP_SEID		    (1ULL << 43)
62 
63 /* input set */
64 
65 #define IAVF_INSET_NONE             0ULL
66 
67 /* non-tunnel */
68 
69 #define IAVF_INSET_SMAC         (IAVF_PROT_MAC_OUTER | IAVF_SMAC)
70 #define IAVF_INSET_DMAC         (IAVF_PROT_MAC_OUTER | IAVF_DMAC)
71 #define IAVF_INSET_VLAN_INNER   (IAVF_PROT_VLAN_INNER)
72 #define IAVF_INSET_VLAN_OUTER   (IAVF_PROT_VLAN_OUTER)
73 #define IAVF_INSET_ETHERTYPE    (IAVF_ETHERTYPE)
74 
75 #define IAVF_INSET_IPV4_SRC \
76 	(IAVF_PROT_IPV4_OUTER | IAVF_IP_SRC)
77 #define IAVF_INSET_IPV4_DST \
78 	(IAVF_PROT_IPV4_OUTER | IAVF_IP_DST)
79 #define IAVF_INSET_IPV4_TOS \
80 	(IAVF_PROT_IPV4_OUTER | IAVF_IP_TOS)
81 #define IAVF_INSET_IPV4_PROTO \
82 	(IAVF_PROT_IPV4_OUTER | IAVF_IP_PROTO)
83 #define IAVF_INSET_IPV4_TTL \
84 	(IAVF_PROT_IPV4_OUTER | IAVF_IP_TTL)
85 #define IAVF_INSET_IPV6_SRC \
86 	(IAVF_PROT_IPV6_OUTER | IAVF_IP_SRC)
87 #define IAVF_INSET_IPV6_DST \
88 	(IAVF_PROT_IPV6_OUTER | IAVF_IP_DST)
89 #define IAVF_INSET_IPV6_NEXT_HDR \
90 	(IAVF_PROT_IPV6_OUTER | IAVF_IP_PROTO)
91 #define IAVF_INSET_IPV6_HOP_LIMIT \
92 	(IAVF_PROT_IPV6_OUTER | IAVF_IP_TTL)
93 #define IAVF_INSET_IPV6_TC \
94 	(IAVF_PROT_IPV6_OUTER | IAVF_IP_TOS)
95 
96 #define IAVF_INSET_TCP_SRC_PORT \
97 	(IAVF_PROT_TCP_OUTER | IAVF_SPORT)
98 #define IAVF_INSET_TCP_DST_PORT \
99 	(IAVF_PROT_TCP_OUTER | IAVF_DPORT)
100 #define IAVF_INSET_UDP_SRC_PORT \
101 	(IAVF_PROT_UDP_OUTER | IAVF_SPORT)
102 #define IAVF_INSET_UDP_DST_PORT \
103 	(IAVF_PROT_UDP_OUTER | IAVF_DPORT)
104 #define IAVF_INSET_SCTP_SRC_PORT \
105 	(IAVF_PROT_SCTP_OUTER | IAVF_SPORT)
106 #define IAVF_INSET_SCTP_DST_PORT \
107 	(IAVF_PROT_SCTP_OUTER | IAVF_DPORT)
108 #define IAVF_INSET_ICMP4_SRC_PORT \
109 	(IAVF_PROT_ICMP4_OUTER | IAVF_SPORT)
110 #define IAVF_INSET_ICMP4_DST_PORT \
111 	(IAVF_PROT_ICMP4_OUTER | IAVF_DPORT)
112 #define IAVF_INSET_ICMP6_SRC_PORT \
113 	(IAVF_PROT_ICMP6_OUTER | IAVF_SPORT)
114 #define IAVF_INSET_ICMP6_DST_PORT \
115 	(IAVF_PROT_ICMP6_OUTER | IAVF_DPORT)
116 #define IAVF_INSET_ICMP4_TYPE \
117 	(IAVF_PROT_ICMP4_OUTER | IAVF_ICMP_TYPE)
118 #define IAVF_INSET_ICMP4_CODE \
119 	(IAVF_PROT_ICMP4_OUTER | IAVF_ICMP_CODE)
120 #define IAVF_INSET_ICMP6_TYPE \
121 	(IAVF_PROT_ICMP6_OUTER | IAVF_ICMP_TYPE)
122 #define IAVF_INSET_ICMP6_CODE \
123 	(IAVF_PROT_ICMP6_OUTER | IAVF_ICMP_CODE)
124 #define IAVF_INSET_GTPU_TEID \
125 	(IAVF_PROT_GTPU | IAVF_GTPU_TEID)
126 #define IAVF_INSET_GTPU_QFI \
127 	(IAVF_PROT_GTPU | IAVF_GTPU_QFI)
128 #define IAVF_INSET_ESP_SPI \
129 	(IAVF_PROT_ESP | IAVF_ESP_SPI)
130 #define IAVF_INSET_AH_SPI \
131 	(IAVF_PROT_AH | IAVF_AH_SPI)
132 #define IAVF_INSET_L2TPV3OIP_SESSION_ID \
133 	(IAVF_PROT_L2TPV3OIP | IAVF_L2TPV3OIP_SESSION_ID)
134 #define IAVF_INSET_PFCP_S_FIELD \
135 	(IAVF_PROT_PFCP | IAVF_PFCP_S_FIELD)
136 #define IAVF_INSET_PFCP_SEID \
137 	(IAVF_PROT_PFCP | IAVF_PFCP_S_FIELD | IAVF_PFCP_SEID)
138 
139 
140 /* empty pattern */
141 extern enum rte_flow_item_type iavf_pattern_empty[];
142 
143 /* L2 */
144 extern enum rte_flow_item_type iavf_pattern_ethertype[];
145 extern enum rte_flow_item_type iavf_pattern_ethertype_vlan[];
146 extern enum rte_flow_item_type iavf_pattern_ethertype_qinq[];
147 
148 /* ARP */
149 extern enum rte_flow_item_type iavf_pattern_eth_arp[];
150 
151 /* non-tunnel IPv4 */
152 extern enum rte_flow_item_type iavf_pattern_eth_ipv4[];
153 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4[];
154 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4[];
155 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_udp[];
156 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_udp[];
157 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_udp[];
158 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_tcp[];
159 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_tcp[];
160 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_tcp[];
161 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_sctp[];
162 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_sctp[];
163 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_sctp[];
164 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_icmp[];
165 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv4_icmp[];
166 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv4_icmp[];
167 
168 /* non-tunnel IPv6 */
169 extern enum rte_flow_item_type iavf_pattern_eth_ipv6[];
170 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6[];
171 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6[];
172 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_udp[];
173 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_udp[];
174 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_udp[];
175 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_tcp[];
176 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_tcp[];
177 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_tcp[];
178 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_sctp[];
179 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_sctp[];
180 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_sctp[];
181 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_icmp6[];
182 extern enum rte_flow_item_type iavf_pattern_eth_vlan_ipv6_icmp6[];
183 extern enum rte_flow_item_type iavf_pattern_eth_qinq_ipv6_icmp6[];
184 
185 /* IPv4 GTPC */
186 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpc[];
187 
188 /* IPv4 GTPU (EH) */
189 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu[];
190 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh[];
191 
192 /* IPv6 GTPC */
193 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpc[];
194 
195 /* IPv6 GTPU (EH) */
196 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu[];
197 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh[];
198 
199 /* IPv4 GTPU IPv4 */
200 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4[];
201 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_udp[];
202 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_tcp[];
203 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv4_icmp[];
204 
205 /* IPv4 GTPU IPv6 */
206 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6[];
207 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_udp[];
208 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_tcp[];
209 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_ipv6_icmp[];
210 
211 /* IPv6 GTPU IPv4 */
212 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4[];
213 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_udp[];
214 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_tcp[];
215 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv4_icmp[];
216 
217 /* IPv6 GTPU IPv6 */
218 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6[];
219 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_udp[];
220 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_tcp[];
221 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_ipv6_icmp[];
222 
223 /* IPv4 GTPU EH IPv4 */
224 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4[];
225 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_udp[];
226 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_tcp[];
227 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv4_icmp[];
228 
229 /* IPv4 GTPU EH IPv6 */
230 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6[];
231 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_udp[];
232 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_tcp[];
233 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_gtpu_eh_ipv6_icmp[];
234 
235 /* IPv6 GTPU EH IPv4 */
236 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4[];
237 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_udp[];
238 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_tcp[];
239 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv4_icmp[];
240 
241 /* IPv6 GTPU EH IPv6 */
242 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6[];
243 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_udp[];
244 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_tcp[];
245 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_gtpu_eh_ipv6_icmp[];
246 
247 /* ESP */
248 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_esp[];
249 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_udp_esp[];
250 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_esp[];
251 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_udp_esp[];
252 
253 /* AH */
254 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_ah[];
255 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_ah[];
256 
257 /* L2TPV3 */
258 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_l2tpv3[];
259 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_l2tpv3[];
260 
261 /* PFCP */
262 extern enum rte_flow_item_type iavf_pattern_eth_ipv4_pfcp[];
263 extern enum rte_flow_item_type iavf_pattern_eth_ipv6_pfcp[];
264 
265 
266 extern const struct rte_flow_ops iavf_flow_ops;
267 
268 /* pattern structure */
269 struct iavf_pattern_match_item {
270 	enum rte_flow_item_type *pattern_list;
271 	/* pattern_list must end with RTE_FLOW_ITEM_TYPE_END */
272 	uint64_t input_set_mask;
273 	void *meta;
274 };
275 
276 typedef int (*engine_init_t)(struct iavf_adapter *ad);
277 typedef void (*engine_uninit_t)(struct iavf_adapter *ad);
278 typedef int (*engine_validation_t)(struct iavf_adapter *ad,
279 		struct rte_flow *flow,
280 		void *meta,
281 		struct rte_flow_error *error);
282 typedef int (*engine_create_t)(struct iavf_adapter *ad,
283 		struct rte_flow *flow,
284 		void *meta,
285 		struct rte_flow_error *error);
286 typedef int (*engine_destroy_t)(struct iavf_adapter *ad,
287 		struct rte_flow *flow,
288 		struct rte_flow_error *error);
289 typedef int (*engine_query_t)(struct iavf_adapter *ad,
290 		struct rte_flow *flow,
291 		struct rte_flow_query_count *count,
292 		struct rte_flow_error *error);
293 typedef void (*engine_free_t) (struct rte_flow *flow);
294 typedef int (*parse_pattern_action_t)(struct iavf_adapter *ad,
295 		struct iavf_pattern_match_item *array,
296 		uint32_t array_len,
297 		const struct rte_flow_item pattern[],
298 		const struct rte_flow_action actions[],
299 		void **meta,
300 		struct rte_flow_error *error);
301 
302 /* engine types. */
303 enum iavf_flow_engine_type {
304 	IAVF_FLOW_ENGINE_NONE = 0,
305 	IAVF_FLOW_ENGINE_FDIR,
306 	IAVF_FLOW_ENGINE_HASH,
307 	IAVF_FLOW_ENGINE_MAX,
308 };
309 
310 /**
311  * classification stages.
312  * for non-pipeline mode, we have two classification stages: Distributor/RSS
313  * for pipeline-mode we have three classification stages:
314  * Permission/Distributor/RSS
315  */
316 enum iavf_flow_classification_stage {
317 	IAVF_FLOW_STAGE_NONE = 0,
318 	IAVF_FLOW_STAGE_RSS,
319 	IAVF_FLOW_STAGE_DISTRIBUTOR,
320 	IAVF_FLOW_STAGE_MAX,
321 };
322 
323 /* Struct to store engine created. */
324 struct iavf_flow_engine {
325 	TAILQ_ENTRY(iavf_flow_engine) node;
326 	engine_init_t init;
327 	engine_uninit_t uninit;
328 	engine_validation_t validation;
329 	engine_create_t create;
330 	engine_destroy_t destroy;
331 	engine_query_t query_count;
332 	engine_free_t free;
333 	enum iavf_flow_engine_type type;
334 };
335 
336 TAILQ_HEAD(iavf_engine_list, iavf_flow_engine);
337 
338 /* Struct to store flow created. */
339 struct rte_flow {
340 	TAILQ_ENTRY(rte_flow) node;
341 	struct iavf_flow_engine *engine;
342 	void *rule;
343 };
344 
345 struct iavf_flow_parser {
346 	struct iavf_flow_engine *engine;
347 	struct iavf_pattern_match_item *array;
348 	uint32_t array_len;
349 	parse_pattern_action_t parse_pattern_action;
350 	enum iavf_flow_classification_stage stage;
351 };
352 
353 /* Struct to store parser created. */
354 struct iavf_flow_parser_node {
355 	TAILQ_ENTRY(iavf_flow_parser_node) node;
356 	struct iavf_flow_parser *parser;
357 };
358 
359 void iavf_register_flow_engine(struct iavf_flow_engine *engine);
360 int iavf_flow_init(struct iavf_adapter *ad);
361 void iavf_flow_uninit(struct iavf_adapter *ad);
362 int iavf_flow_flush(struct rte_eth_dev *dev,
363 		struct rte_flow_error *error);
364 int iavf_register_parser(struct iavf_flow_parser *parser,
365 			 struct iavf_adapter *ad);
366 void iavf_unregister_parser(struct iavf_flow_parser *parser,
367 			    struct iavf_adapter *ad);
368 struct iavf_pattern_match_item *
369 iavf_search_pattern_match_item(const struct rte_flow_item pattern[],
370 		struct iavf_pattern_match_item *array,
371 		uint32_t array_len,
372 		struct rte_flow_error *error);
373 #endif
374