1
2
3
4#include <stdint.h>
5#include <stdlib.h>
6#include <string.h>
7
8#include <rte_common.h>
9#include <rte_byteorder.h>
10#include <rte_malloc.h>
11#include <rte_string_fns.h>
12#include <rte_flow.h>
13#include <rte_flow_driver.h>
14#include <rte_tailq.h>
15
16#include "rte_eth_softnic_internals.h"
17#include "rte_eth_softnic.h"
18
19#define rte_htons rte_cpu_to_be_16
20#define rte_htonl rte_cpu_to_be_32
21
22#define rte_ntohs rte_be_to_cpu_16
23#define rte_ntohl rte_be_to_cpu_32
24
25static struct rte_flow *
26softnic_flow_find(struct softnic_table *table,
27 struct softnic_table_rule_match *rule_match)
28{
29 struct rte_flow *flow;
30
31 TAILQ_FOREACH(flow, &table->flows, node)
32 if (memcmp(&flow->match, rule_match, sizeof(*rule_match)) == 0)
33 return flow;
34
35 return NULL;
36}
37
38int
39flow_attr_map_set(struct pmd_internals *softnic,
40 uint32_t group_id,
41 int ingress,
42 const char *pipeline_name,
43 uint32_t table_id)
44{
45 struct pipeline *pipeline;
46 struct flow_attr_map *map;
47
48 if (group_id >= SOFTNIC_FLOW_MAX_GROUPS ||
49 pipeline_name == NULL)
50 return -1;
51
52 pipeline = softnic_pipeline_find(softnic, pipeline_name);
53 if (pipeline == NULL ||
54 table_id >= pipeline->n_tables)
55 return -1;
56
57 map = (ingress) ? &softnic->flow.ingress_map[group_id] :
58 &softnic->flow.egress_map[group_id];
59 strlcpy(map->pipeline_name, pipeline_name, sizeof(map->pipeline_name));
60 map->table_id = table_id;
61 map->valid = 1;
62
63 return 0;
64}
65
66struct flow_attr_map *
67flow_attr_map_get(struct pmd_internals *softnic,
68 uint32_t group_id,
69 int ingress)
70{
71 if (group_id >= SOFTNIC_FLOW_MAX_GROUPS)
72 return NULL;
73
74 return (ingress) ? &softnic->flow.ingress_map[group_id] :
75 &softnic->flow.egress_map[group_id];
76}
77
78static int
79flow_pipeline_table_get(struct pmd_internals *softnic,
80 const struct rte_flow_attr *attr,
81 const char **pipeline_name,
82 uint32_t *table_id,
83 struct rte_flow_error *error)
84{
85 struct flow_attr_map *map;
86
87 if (attr == NULL)
88 return rte_flow_error_set(error,
89 EINVAL,
90 RTE_FLOW_ERROR_TYPE_ATTR,
91 NULL,
92 "Null attr");
93
94 if (!attr->ingress && !attr->egress)
95 return rte_flow_error_set(error,
96 EINVAL,
97 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
98 attr,
99 "Ingress/egress not specified");
100
101 if (attr->ingress && attr->egress)
102 return rte_flow_error_set(error,
103 EINVAL,
104 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
105 attr,
106 "Setting both ingress and egress is not allowed");
107
108 map = flow_attr_map_get(softnic,
109 attr->group,
110 attr->ingress);
111 if (map == NULL ||
112 map->valid == 0)
113 return rte_flow_error_set(error,
114 EINVAL,
115 RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
116 attr,
117 "Invalid group ID");
118
119 if (pipeline_name)
120 *pipeline_name = map->pipeline_name;
121
122 if (table_id)
123 *table_id = map->table_id;
124
125 return 0;
126}
127
128union flow_item {
129 uint8_t raw[TABLE_RULE_MATCH_SIZE_MAX];
130 struct rte_flow_item_eth eth;
131 struct rte_flow_item_vlan vlan;
132 struct rte_flow_item_ipv4 ipv4;
133 struct rte_flow_item_ipv6 ipv6;
134 struct rte_flow_item_icmp icmp;
135 struct rte_flow_item_udp udp;
136 struct rte_flow_item_tcp tcp;
137 struct rte_flow_item_sctp sctp;
138 struct rte_flow_item_vxlan vxlan;
139 struct rte_flow_item_e_tag e_tag;
140 struct rte_flow_item_nvgre nvgre;
141 struct rte_flow_item_mpls mpls;
142 struct rte_flow_item_gre gre;
143 struct rte_flow_item_gtp gtp;
144 struct rte_flow_item_esp esp;
145 struct rte_flow_item_geneve geneve;
146 struct rte_flow_item_vxlan_gpe vxlan_gpe;
147 struct rte_flow_item_arp_eth_ipv4 arp_eth_ipv4;
148 struct rte_flow_item_ipv6_ext ipv6_ext;
149 struct rte_flow_item_icmp6 icmp6;
150 struct rte_flow_item_icmp6_nd_ns icmp6_nd_ns;
151 struct rte_flow_item_icmp6_nd_na icmp6_nd_na;
152 struct rte_flow_item_icmp6_nd_opt icmp6_nd_opt;
153 struct rte_flow_item_icmp6_nd_opt_sla_eth icmp6_nd_opt_sla_eth;
154 struct rte_flow_item_icmp6_nd_opt_tla_eth icmp6_nd_opt_tla_eth;
155};
156
157static const union flow_item flow_item_raw_mask;
158
159static int
160flow_item_is_proto(enum rte_flow_item_type type,
161 const void **mask,
162 size_t *size)
163{
164 switch (type) {
165 case RTE_FLOW_ITEM_TYPE_RAW:
166 *mask = &flow_item_raw_mask;
167 *size = sizeof(flow_item_raw_mask);
168 return 1;
169
170 case RTE_FLOW_ITEM_TYPE_ETH:
171 *mask = &rte_flow_item_eth_mask;
172 *size = sizeof(struct rte_ether_hdr);
173 return 1;
174
175 case RTE_FLOW_ITEM_TYPE_VLAN:
176 *mask = &rte_flow_item_vlan_mask;
177 *size = sizeof(struct rte_vlan_hdr);
178 return 1;
179
180 case RTE_FLOW_ITEM_TYPE_IPV4:
181 *mask = &rte_flow_item_ipv4_mask;
182 *size = sizeof(struct rte_ipv4_hdr);
183 return 1;
184
185 case RTE_FLOW_ITEM_TYPE_IPV6:
186 *mask = &rte_flow_item_ipv6_mask;
187 *size = sizeof(struct rte_ipv6_hdr);
188 return 1;
189
190 case RTE_FLOW_ITEM_TYPE_ICMP:
191 *mask = &rte_flow_item_icmp_mask;
192 *size = sizeof(struct rte_flow_item_icmp);
193 return 1;
194
195 case RTE_FLOW_ITEM_TYPE_UDP:
196 *mask = &rte_flow_item_udp_mask;
197 *size = sizeof(struct rte_flow_item_udp);
198 return 1;
199
200 case RTE_FLOW_ITEM_TYPE_TCP:
201 *mask = &rte_flow_item_tcp_mask;
202 *size = sizeof(struct rte_flow_item_tcp);
203 return 1;
204
205 case RTE_FLOW_ITEM_TYPE_SCTP:
206 *mask = &rte_flow_item_sctp_mask;
207 *size = sizeof(struct rte_flow_item_sctp);
208 return 1;
209
210 case RTE_FLOW_ITEM_TYPE_VXLAN:
211 *mask = &rte_flow_item_vxlan_mask;
212 *size = sizeof(struct rte_flow_item_vxlan);
213 return 1;
214
215 case RTE_FLOW_ITEM_TYPE_E_TAG:
216 *mask = &rte_flow_item_e_tag_mask;
217 *size = sizeof(struct rte_flow_item_e_tag);
218 return 1;
219
220 case RTE_FLOW_ITEM_TYPE_NVGRE:
221 *mask = &rte_flow_item_nvgre_mask;
222 *size = sizeof(struct rte_flow_item_nvgre);
223 return 1;
224
225 case RTE_FLOW_ITEM_TYPE_MPLS:
226 *mask = &rte_flow_item_mpls_mask;
227 *size = sizeof(struct rte_flow_item_mpls);
228 return 1;
229
230 case RTE_FLOW_ITEM_TYPE_GRE:
231 *mask = &rte_flow_item_gre_mask;
232 *size = sizeof(struct rte_flow_item_gre);
233 return 1;
234
235 case RTE_FLOW_ITEM_TYPE_GTP:
236 case RTE_FLOW_ITEM_TYPE_GTPC:
237 case RTE_FLOW_ITEM_TYPE_GTPU:
238 *mask = &rte_flow_item_gtp_mask;
239 *size = sizeof(struct rte_flow_item_gtp);
240 return 1;
241
242 case RTE_FLOW_ITEM_TYPE_ESP:
243 *mask = &rte_flow_item_esp_mask;
244 *size = sizeof(struct rte_flow_item_esp);
245 return 1;
246
247 case RTE_FLOW_ITEM_TYPE_GENEVE:
248 *mask = &rte_flow_item_geneve_mask;
249 *size = sizeof(struct rte_flow_item_geneve);
250 return 1;
251
252 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
253 *mask = &rte_flow_item_vxlan_gpe_mask;
254 *size = sizeof(struct rte_flow_item_vxlan_gpe);
255 return 1;
256
257 case RTE_FLOW_ITEM_TYPE_ARP_ETH_IPV4:
258 *mask = &rte_flow_item_arp_eth_ipv4_mask;
259 *size = sizeof(struct rte_flow_item_arp_eth_ipv4);
260 return 1;
261
262 case RTE_FLOW_ITEM_TYPE_IPV6_EXT:
263 *mask = &rte_flow_item_ipv6_ext_mask;
264 *size = sizeof(struct rte_flow_item_ipv6_ext);
265 return 1;
266
267 case RTE_FLOW_ITEM_TYPE_ICMP6:
268 *mask = &rte_flow_item_icmp6_mask;
269 *size = sizeof(struct rte_flow_item_icmp6);
270 return 1;
271
272 case RTE_FLOW_ITEM_TYPE_ICMP6_ND_NS:
273 *mask = &rte_flow_item_icmp6_nd_ns_mask;
274 *size = sizeof(struct rte_flow_item_icmp6_nd_ns);
275 return 1;
276
277 case RTE_FLOW_ITEM_TYPE_ICMP6_ND_NA:
278 *mask = &rte_flow_item_icmp6_nd_na_mask;
279 *size = sizeof(struct rte_flow_item_icmp6_nd_na);
280 return 1;
281
282 case RTE_FLOW_ITEM_TYPE_ICMP6_ND_OPT:
283 *mask = &rte_flow_item_icmp6_nd_opt_mask;
284 *size = sizeof(struct rte_flow_item_icmp6_nd_opt);
285 return 1;
286
287 case RTE_FLOW_ITEM_TYPE_ICMP6_ND_OPT_SLA_ETH:
288 *mask = &rte_flow_item_icmp6_nd_opt_sla_eth_mask;
289 *size = sizeof(struct rte_flow_item_icmp6_nd_opt_sla_eth);
290 return 1;
291
292 case RTE_FLOW_ITEM_TYPE_ICMP6_ND_OPT_TLA_ETH:
293 *mask = &rte_flow_item_icmp6_nd_opt_tla_eth_mask;
294 *size = sizeof(struct rte_flow_item_icmp6_nd_opt_tla_eth);
295 return 1;
296
297 default: return 0;
298 }
299}
300
301static int
302flow_item_raw_preprocess(const struct rte_flow_item *item,
303 union flow_item *item_spec,
304 union flow_item *item_mask,
305 size_t *item_size,
306 int *item_disabled,
307 struct rte_flow_error *error)
308{
309 const struct rte_flow_item_raw *item_raw_spec = item->spec;
310 const struct rte_flow_item_raw *item_raw_mask = item->mask;
311 const uint8_t *pattern;
312 const uint8_t *pattern_mask;
313 uint8_t *spec = (uint8_t *)item_spec;
314 uint8_t *mask = (uint8_t *)item_mask;
315 size_t pattern_length, pattern_offset, i;
316 int disabled;
317
318 if (!item->spec)
319 return rte_flow_error_set(error,
320 ENOTSUP,
321 RTE_FLOW_ERROR_TYPE_ITEM,
322 item,
323 "RAW: Null specification");
324
325 if (item->last)
326 return rte_flow_error_set(error,
327 ENOTSUP,
328 RTE_FLOW_ERROR_TYPE_ITEM,
329 item,
330 "RAW: Range not allowed (last must be NULL)");
331
332 if (item_raw_spec->relative == 0)
333 return rte_flow_error_set(error,
334 ENOTSUP,
335 RTE_FLOW_ERROR_TYPE_ITEM,
336 item,
337 "RAW: Absolute offset not supported");
338
339 if (item_raw_spec->search)
340 return rte_flow_error_set(error,
341 ENOTSUP,
342 RTE_FLOW_ERROR_TYPE_ITEM,
343 item,
344 "RAW: Search not supported");
345
346 if (item_raw_spec->offset < 0)
347 return rte_flow_error_set(error,
348 ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM,
349 item,
350 "RAW: Negative offset not supported");
351
352 if (item_raw_spec->length == 0)
353 return rte_flow_error_set(error,
354 ENOTSUP,
355 RTE_FLOW_ERROR_TYPE_ITEM,
356 item,
357 "RAW: Zero pattern length");
358
359 if (item_raw_spec->offset + item_raw_spec->length >
360 TABLE_RULE_MATCH_SIZE_MAX)
361 return rte_flow_error_set(error,
362 ENOTSUP,
363 RTE_FLOW_ERROR_TYPE_ITEM,
364 item,
365 "RAW: Item too big");
366
367 if (!item_raw_spec->pattern && item_raw_mask && item_raw_mask->pattern)
368 return rte_flow_error_set(error,
369 ENOTSUP,
370 RTE_FLOW_ERROR_TYPE_ITEM,
371 item,
372 "RAW: Non-NULL pattern mask not allowed with NULL pattern");
373
374 pattern = item_raw_spec->pattern;
375 pattern_mask = (item_raw_mask) ? item_raw_mask->pattern : NULL;
376 pattern_length = (size_t)item_raw_spec->length;
377 pattern_offset = (size_t)item_raw_spec->offset;
378
379 disabled = 0;
380 if (pattern_mask == NULL)
381 disabled = 1;
382 else
383 for (i = 0; i < pattern_length; i++)
384 if ((pattern)[i])
385 disabled = 1;
386
387 memset(spec, 0, TABLE_RULE_MATCH_SIZE_MAX);
388 if (pattern)
389 memcpy(&spec[pattern_offset], pattern, pattern_length);
390
391 memset(mask, 0, TABLE_RULE_MATCH_SIZE_MAX);
392 if (pattern_mask)
393 memcpy(&mask[pattern_offset], pattern_mask, pattern_length);
394
395 *item_size = pattern_offset + pattern_length;
396 *item_disabled = disabled;
397
398 return 0;
399}
400
401static int
402flow_item_proto_preprocess(const struct rte_flow_item *item,
403 union flow_item *item_spec,
404 union flow_item *item_mask,
405 size_t *item_size,
406 int *item_disabled,
407 struct rte_flow_error *error)
408{
409 const void *mask_default;
410 uint8_t *spec = (uint8_t *)item_spec;
411 uint8_t *mask = (uint8_t *)item_mask;
412 size_t size, i;
413
414 if (!flow_item_is_proto(item->type, &mask_default, &size))
415 return rte_flow_error_set(error,
416 ENOTSUP,
417 RTE_FLOW_ERROR_TYPE_ITEM,
418 item,
419 "Item type not supported");
420
421 if (item->type == RTE_FLOW_ITEM_TYPE_RAW)
422 return flow_item_raw_preprocess(item,
423 item_spec,
424 item_mask,
425 item_size,
426 item_disabled,
427 error);
428
429
430 if (!item->spec) {
431
432 if (item->last || item->mask)
433 return rte_flow_error_set(error,
434 EINVAL,
435 RTE_FLOW_ERROR_TYPE_ITEM,
436 item,
437 "Invalid item (NULL spec with non-NULL last or mask)");
438
439 memset(item_spec, 0, size);
440 memset(item_mask, 0, size);
441 *item_size = size;
442 *item_disabled = 1;
443 return 0;
444 }
445
446 memcpy(spec, item->spec, size);
447 *item_size = size;
448
449
450 if (item->mask)
451 memcpy(mask, item->mask, size);
452 else
453 memcpy(mask, mask_default, size);
454
455
456 for (i = 0; i < size; i++)
457 if (mask[i])
458 break;
459 *item_disabled = (i == size) ? 1 : 0;
460
461
462 for (i = 0; i < size; i++)
463 spec[i] &= mask[i];
464
465
466 if (item->last) {
467 uint8_t last[size];
468
469
470 memcpy(last, item->last, size);
471 for (i = 0; i < size; i++)
472 last[i] &= mask[i];
473
474
475 for (i = 0; i < size; i++)
476 if (last[i] != spec[i])
477 return rte_flow_error_set(error,
478 ENOTSUP,
479 RTE_FLOW_ERROR_TYPE_ITEM,
480 item,
481 "Range not supported");
482 }
483
484 return 0;
485}
486
487
488
489
490
491
492
493
494
495
496static int
497flow_item_skip_disabled_protos(const struct rte_flow_item **item,
498 uint64_t proto_mask,
499 size_t *length,
500 struct rte_flow_error *error)
501{
502 size_t len = 0;
503
504 for ( ; (*item)->type != RTE_FLOW_ITEM_TYPE_END; (*item)++) {
505 union flow_item spec, mask;
506 size_t size;
507 int disabled = 0, status;
508
509 if ((*item)->type == RTE_FLOW_ITEM_TYPE_VOID)
510 continue;
511
512 status = flow_item_proto_preprocess(*item,
513 &spec,
514 &mask,
515 &size,
516 &disabled,
517 error);
518 if (status)
519 return status;
520
521 if ((proto_mask & (1LLU << (*item)->type)) ||
522 !disabled)
523 break;
524
525 len += size;
526 }
527
528 if (length)
529 *length = len;
530
531 return 0;
532}
533
534#define FLOW_ITEM_PROTO_IP \
535 ((1LLU << RTE_FLOW_ITEM_TYPE_IPV4) | \
536 (1LLU << RTE_FLOW_ITEM_TYPE_IPV6))
537
538static void
539flow_item_skip_void(const struct rte_flow_item **item)
540{
541 for ( ; ; (*item)++)
542 if ((*item)->type != RTE_FLOW_ITEM_TYPE_VOID)
543 return;
544}
545
546#define IP_PROTOCOL_TCP 0x06
547#define IP_PROTOCOL_UDP 0x11
548#define IP_PROTOCOL_SCTP 0x84
549
550static int
551mask_to_depth(uint64_t mask,
552 uint32_t *depth)
553{
554 uint64_t n;
555
556 if (mask == UINT64_MAX) {
557 if (depth)
558 *depth = 64;
559
560 return 0;
561 }
562
563 mask = ~mask;
564
565 if (mask & (mask + 1))
566 return -1;
567
568 n = __builtin_popcountll(mask);
569 if (depth)
570 *depth = (uint32_t)(64 - n);
571
572 return 0;
573}
574
575static int
576ipv4_mask_to_depth(uint32_t mask,
577 uint32_t *depth)
578{
579 uint32_t d;
580 int status;
581
582 status = mask_to_depth(mask | (UINT64_MAX << 32), &d);
583 if (status)
584 return status;
585
586 d -= 32;
587 if (depth)
588 *depth = d;
589
590 return 0;
591}
592
593static int
594ipv6_mask_to_depth(uint8_t *mask,
595 uint32_t *depth)
596{
597 uint64_t *m = (uint64_t *)mask;
598 uint64_t m0 = rte_be_to_cpu_64(m[0]);
599 uint64_t m1 = rte_be_to_cpu_64(m[1]);
600 uint32_t d0, d1;
601 int status;
602
603 status = mask_to_depth(m0, &d0);
604 if (status)
605 return status;
606
607 status = mask_to_depth(m1, &d1);
608 if (status)
609 return status;
610
611 if (d0 < 64 && d1)
612 return -1;
613
614 if (depth)
615 *depth = d0 + d1;
616
617 return 0;
618}
619
620static int
621port_mask_to_range(uint16_t port,
622 uint16_t port_mask,
623 uint16_t *port0,
624 uint16_t *port1)
625{
626 int status;
627 uint16_t p0, p1;
628
629 status = mask_to_depth(port_mask | (UINT64_MAX << 16), NULL);
630 if (status)
631 return -1;
632
633 p0 = port & port_mask;
634 p1 = p0 | ~port_mask;
635
636 if (port0)
637 *port0 = p0;
638
639 if (port1)
640 *port1 = p1;
641
642 return 0;
643}
644
645static int
646flow_rule_match_acl_get(struct pmd_internals *softnic __rte_unused,
647 struct pipeline *pipeline __rte_unused,
648 struct softnic_table *table __rte_unused,
649 const struct rte_flow_attr *attr,
650 const struct rte_flow_item *item,
651 struct softnic_table_rule_match *rule_match,
652 struct rte_flow_error *error)
653{
654 union flow_item spec, mask;
655 size_t size, length = 0;
656 int disabled = 0, status;
657 uint8_t ip_proto, ip_proto_mask;
658
659 memset(rule_match, 0, sizeof(*rule_match));
660 rule_match->match_type = TABLE_ACL;
661 rule_match->match.acl.priority = attr->priority;
662
663
664 status = flow_item_skip_disabled_protos(&item,
665 FLOW_ITEM_PROTO_IP, &length, error);
666 if (status)
667 return status;
668
669
670 status = flow_item_proto_preprocess(item, &spec, &mask,
671 &size, &disabled, error);
672 if (status)
673 return status;
674
675 switch (item->type) {
676 case RTE_FLOW_ITEM_TYPE_IPV4:
677 {
678 uint32_t sa_depth, da_depth;
679
680 status = ipv4_mask_to_depth(rte_ntohl(mask.ipv4.hdr.src_addr),
681 &sa_depth);
682 if (status)
683 return rte_flow_error_set(error,
684 EINVAL,
685 RTE_FLOW_ERROR_TYPE_ITEM,
686 item,
687 "ACL: Illegal IPv4 header source address mask");
688
689 status = ipv4_mask_to_depth(rte_ntohl(mask.ipv4.hdr.dst_addr),
690 &da_depth);
691 if (status)
692 return rte_flow_error_set(error,
693 EINVAL,
694 RTE_FLOW_ERROR_TYPE_ITEM,
695 item,
696 "ACL: Illegal IPv4 header destination address mask");
697
698 ip_proto = spec.ipv4.hdr.next_proto_id;
699 ip_proto_mask = mask.ipv4.hdr.next_proto_id;
700
701 rule_match->match.acl.ip_version = 1;
702 rule_match->match.acl.ipv4.sa =
703 rte_ntohl(spec.ipv4.hdr.src_addr);
704 rule_match->match.acl.ipv4.da =
705 rte_ntohl(spec.ipv4.hdr.dst_addr);
706 rule_match->match.acl.sa_depth = sa_depth;
707 rule_match->match.acl.da_depth = da_depth;
708 rule_match->match.acl.proto = ip_proto;
709 rule_match->match.acl.proto_mask = ip_proto_mask;
710 break;
711 }
712
713 case RTE_FLOW_ITEM_TYPE_IPV6:
714 {
715 uint32_t sa_depth, da_depth;
716
717 status = ipv6_mask_to_depth(mask.ipv6.hdr.src_addr, &sa_depth);
718 if (status)
719 return rte_flow_error_set(error,
720 EINVAL,
721 RTE_FLOW_ERROR_TYPE_ITEM,
722 item,
723 "ACL: Illegal IPv6 header source address mask");
724
725 status = ipv6_mask_to_depth(mask.ipv6.hdr.dst_addr, &da_depth);
726 if (status)
727 return rte_flow_error_set(error,
728 EINVAL,
729 RTE_FLOW_ERROR_TYPE_ITEM,
730 item,
731 "ACL: Illegal IPv6 header destination address mask");
732
733 ip_proto = spec.ipv6.hdr.proto;
734 ip_proto_mask = mask.ipv6.hdr.proto;
735
736 rule_match->match.acl.ip_version = 0;
737 memcpy(rule_match->match.acl.ipv6.sa,
738 spec.ipv6.hdr.src_addr,
739 sizeof(spec.ipv6.hdr.src_addr));
740 memcpy(rule_match->match.acl.ipv6.da,
741 spec.ipv6.hdr.dst_addr,
742 sizeof(spec.ipv6.hdr.dst_addr));
743 rule_match->match.acl.sa_depth = sa_depth;
744 rule_match->match.acl.da_depth = da_depth;
745 rule_match->match.acl.proto = ip_proto;
746 rule_match->match.acl.proto_mask = ip_proto_mask;
747 break;
748 }
749
750 default:
751 return rte_flow_error_set(error,
752 ENOTSUP,
753 RTE_FLOW_ERROR_TYPE_ITEM,
754 item,
755 "ACL: IP protocol required");
756 }
757
758 if (ip_proto_mask != UINT8_MAX)
759 return rte_flow_error_set(error,
760 EINVAL,
761 RTE_FLOW_ERROR_TYPE_ITEM,
762 item,
763 "ACL: Illegal IP protocol mask");
764
765 item++;
766
767
768 flow_item_skip_void(&item);
769
770
771 status = flow_item_proto_preprocess(item, &spec, &mask,
772 &size, &disabled, error);
773 if (status)
774 return status;
775
776 switch (item->type) {
777 case RTE_FLOW_ITEM_TYPE_TCP:
778 {
779 uint16_t sp0, sp1, dp0, dp1;
780
781 if (ip_proto != IP_PROTOCOL_TCP)
782 return rte_flow_error_set(error,
783 EINVAL,
784 RTE_FLOW_ERROR_TYPE_ITEM,
785 item,
786 "ACL: Item type is TCP, but IP protocol is not");
787
788 status = port_mask_to_range(rte_ntohs(spec.tcp.hdr.src_port),
789 rte_ntohs(mask.tcp.hdr.src_port),
790 &sp0,
791 &sp1);
792
793 if (status)
794 return rte_flow_error_set(error,
795 EINVAL,
796 RTE_FLOW_ERROR_TYPE_ITEM,
797 item,
798 "ACL: Illegal TCP source port mask");
799
800 status = port_mask_to_range(rte_ntohs(spec.tcp.hdr.dst_port),
801 rte_ntohs(mask.tcp.hdr.dst_port),
802 &dp0,
803 &dp1);
804
805 if (status)
806 return rte_flow_error_set(error,
807 EINVAL,
808 RTE_FLOW_ERROR_TYPE_ITEM,
809 item,
810 "ACL: Illegal TCP destination port mask");
811
812 rule_match->match.acl.sp0 = sp0;
813 rule_match->match.acl.sp1 = sp1;
814 rule_match->match.acl.dp0 = dp0;
815 rule_match->match.acl.dp1 = dp1;
816
817 break;
818 }
819
820 case RTE_FLOW_ITEM_TYPE_UDP:
821 {
822 uint16_t sp0, sp1, dp0, dp1;
823
824 if (ip_proto != IP_PROTOCOL_UDP)
825 return rte_flow_error_set(error,
826 EINVAL,
827 RTE_FLOW_ERROR_TYPE_ITEM,
828 item,
829 "ACL: Item type is UDP, but IP protocol is not");
830
831 status = port_mask_to_range(rte_ntohs(spec.udp.hdr.src_port),
832 rte_ntohs(mask.udp.hdr.src_port),
833 &sp0,
834 &sp1);
835 if (status)
836 return rte_flow_error_set(error,
837 EINVAL,
838 RTE_FLOW_ERROR_TYPE_ITEM,
839 item,
840 "ACL: Illegal UDP source port mask");
841
842 status = port_mask_to_range(rte_ntohs(spec.udp.hdr.dst_port),
843 rte_ntohs(mask.udp.hdr.dst_port),
844 &dp0,
845 &dp1);
846 if (status)
847 return rte_flow_error_set(error,
848 EINVAL,
849 RTE_FLOW_ERROR_TYPE_ITEM,
850 item,
851 "ACL: Illegal UDP destination port mask");
852
853 rule_match->match.acl.sp0 = sp0;
854 rule_match->match.acl.sp1 = sp1;
855 rule_match->match.acl.dp0 = dp0;
856 rule_match->match.acl.dp1 = dp1;
857
858 break;
859 }
860
861 case RTE_FLOW_ITEM_TYPE_SCTP:
862 {
863 uint16_t sp0, sp1, dp0, dp1;
864
865 if (ip_proto != IP_PROTOCOL_SCTP)
866 return rte_flow_error_set(error,
867 EINVAL,
868 RTE_FLOW_ERROR_TYPE_ITEM,
869 item,
870 "ACL: Item type is SCTP, but IP protocol is not");
871
872 status = port_mask_to_range(rte_ntohs(spec.sctp.hdr.src_port),
873 rte_ntohs(mask.sctp.hdr.src_port),
874 &sp0,
875 &sp1);
876
877 if (status)
878 return rte_flow_error_set(error,
879 EINVAL,
880 RTE_FLOW_ERROR_TYPE_ITEM,
881 item,
882 "ACL: Illegal SCTP source port mask");
883
884 status = port_mask_to_range(rte_ntohs(spec.sctp.hdr.dst_port),
885 rte_ntohs(mask.sctp.hdr.dst_port),
886 &dp0,
887 &dp1);
888 if (status)
889 return rte_flow_error_set(error,
890 EINVAL,
891 RTE_FLOW_ERROR_TYPE_ITEM,
892 item,
893 "ACL: Illegal SCTP destination port mask");
894
895 rule_match->match.acl.sp0 = sp0;
896 rule_match->match.acl.sp1 = sp1;
897 rule_match->match.acl.dp0 = dp0;
898 rule_match->match.acl.dp1 = dp1;
899
900 break;
901 }
902
903 default:
904 return rte_flow_error_set(error,
905 ENOTSUP,
906 RTE_FLOW_ERROR_TYPE_ITEM,
907 item,
908 "ACL: TCP/UDP/SCTP required");
909 }
910
911 item++;
912
913
914 status = flow_item_skip_disabled_protos(&item, 0, NULL, error);
915 if (status)
916 return status;
917
918
919 if (item->type != RTE_FLOW_ITEM_TYPE_END)
920 return rte_flow_error_set(error,
921 EINVAL,
922 RTE_FLOW_ERROR_TYPE_ITEM,
923 item,
924 "ACL: Expecting END item");
925
926 return 0;
927}
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955static int
956hash_key_mask_is_same(uint8_t *tmask,
957 size_t toffset,
958 size_t tsize,
959 uint8_t *fmask,
960 size_t foffset,
961 size_t fsize,
962 size_t *toffset_plus,
963 size_t *foffset_plus)
964{
965 size_t tpos;
966 size_t fpos;
967
968
969 for (tpos = 0; tmask[tpos] == 0; tpos++)
970 ;
971 for (fpos = 0; fmask[fpos] == 0; fpos++)
972 ;
973
974 if (toffset + tpos != foffset + fpos)
975 return 0;
976
977 tsize -= tpos;
978 fsize -= fpos;
979
980 if (tsize < fsize) {
981 size_t i;
982
983 for (i = 0; i < tsize; i++)
984 if (tmask[tpos + i] != fmask[fpos + i])
985 return 0;
986
987 for ( ; i < fsize; i++)
988 if (fmask[fpos + i])
989 return 0;
990 } else {
991 size_t i;
992
993 for (i = 0; i < fsize; i++)
994 if (tmask[tpos + i] != fmask[fpos + i])
995 return 0;
996
997 for ( ; i < tsize; i++)
998 if (tmask[tpos + i])
999 return 0;
1000 }
1001
1002 if (toffset_plus)
1003 *toffset_plus = tpos;
1004
1005 if (foffset_plus)
1006 *foffset_plus = fpos;
1007
1008 return 1;
1009}
1010
1011static int
1012flow_rule_match_hash_get(struct pmd_internals *softnic __rte_unused,
1013 struct pipeline *pipeline __rte_unused,
1014 struct softnic_table *table,
1015 const struct rte_flow_attr *attr __rte_unused,
1016 const struct rte_flow_item *item,
1017 struct softnic_table_rule_match *rule_match,
1018 struct rte_flow_error *error)
1019{
1020 struct softnic_table_rule_match_hash key, key_mask;
1021 struct softnic_table_hash_params *params = &table->params.match.hash;
1022 size_t offset = 0, length = 0, tpos, fpos;
1023 int status;
1024
1025 memset(&key, 0, sizeof(key));
1026 memset(&key_mask, 0, sizeof(key_mask));
1027
1028
1029 status = flow_item_skip_disabled_protos(&item, 0, &offset, error);
1030 if (status)
1031 return status;
1032
1033 if (item->type == RTE_FLOW_ITEM_TYPE_END)
1034 return rte_flow_error_set(error,
1035 EINVAL,
1036 RTE_FLOW_ERROR_TYPE_ITEM,
1037 item,
1038 "HASH: END detected too early");
1039
1040
1041 for ( ; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1042 union flow_item spec, mask;
1043 size_t size;
1044 int disabled, status;
1045
1046 if (item->type == RTE_FLOW_ITEM_TYPE_VOID)
1047 continue;
1048
1049 status = flow_item_proto_preprocess(item,
1050 &spec,
1051 &mask,
1052 &size,
1053 &disabled,
1054 error);
1055 if (status)
1056 return status;
1057
1058 if (length + size > sizeof(key)) {
1059 if (disabled)
1060 break;
1061
1062 return rte_flow_error_set(error,
1063 ENOTSUP,
1064 RTE_FLOW_ERROR_TYPE_ITEM,
1065 item,
1066 "HASH: Item too big");
1067 }
1068
1069 memcpy(&key.key[length], &spec, size);
1070 memcpy(&key_mask.key[length], &mask, size);
1071 length += size;
1072 }
1073
1074 if (item->type != RTE_FLOW_ITEM_TYPE_END) {
1075
1076 status = flow_item_skip_disabled_protos(&item, 0, NULL, error);
1077 if (status)
1078 return status;
1079
1080
1081 if (item->type != RTE_FLOW_ITEM_TYPE_END)
1082 return rte_flow_error_set(error,
1083 EINVAL,
1084 RTE_FLOW_ERROR_TYPE_ITEM,
1085 item,
1086 "HASH: Expecting END item");
1087 }
1088
1089
1090 offset += sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM;
1091
1092 if (!hash_key_mask_is_same(params->key_mask,
1093 params->key_offset,
1094 params->key_size,
1095 key_mask.key,
1096 offset,
1097 length,
1098 &tpos,
1099 &fpos))
1100 return rte_flow_error_set(error,
1101 EINVAL,
1102 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1103 NULL,
1104 "HASH: Item list is not observing the match format");
1105
1106
1107 memset(rule_match, 0, sizeof(*rule_match));
1108 rule_match->match_type = TABLE_HASH;
1109 memcpy(&rule_match->match.hash.key[tpos],
1110 &key.key[fpos],
1111 RTE_MIN(sizeof(rule_match->match.hash.key) - tpos,
1112 length - fpos));
1113
1114 return 0;
1115}
1116
1117static int
1118flow_rule_match_get(struct pmd_internals *softnic,
1119 struct pipeline *pipeline,
1120 struct softnic_table *table,
1121 const struct rte_flow_attr *attr,
1122 const struct rte_flow_item *item,
1123 struct softnic_table_rule_match *rule_match,
1124 struct rte_flow_error *error)
1125{
1126 switch (table->params.match_type) {
1127 case TABLE_ACL:
1128 return flow_rule_match_acl_get(softnic,
1129 pipeline,
1130 table,
1131 attr,
1132 item,
1133 rule_match,
1134 error);
1135
1136
1137
1138 case TABLE_HASH:
1139 return flow_rule_match_hash_get(softnic,
1140 pipeline,
1141 table,
1142 attr,
1143 item,
1144 rule_match,
1145 error);
1146
1147
1148
1149 default:
1150 return rte_flow_error_set(error,
1151 ENOTSUP,
1152 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1153 NULL,
1154 "Unsupported pipeline table match type");
1155 }
1156}
1157
1158static int
1159flow_rule_action_get(struct pmd_internals *softnic,
1160 struct pipeline *pipeline,
1161 struct softnic_table *table,
1162 const struct rte_flow_attr *attr,
1163 const struct rte_flow_action *action,
1164 struct softnic_table_rule_action *rule_action,
1165 struct rte_flow_error *error)
1166{
1167 struct softnic_table_action_profile *profile;
1168 struct softnic_table_action_profile_params *params;
1169 struct softnic_mtr_meter_policy *policy;
1170 int n_jump_queue_rss_drop = 0;
1171 int n_count = 0;
1172 int n_mark = 0;
1173 int n_vxlan_decap = 0;
1174
1175 profile = softnic_table_action_profile_find(softnic,
1176 table->params.action_profile_name);
1177 if (profile == NULL)
1178 return rte_flow_error_set(error,
1179 EINVAL,
1180 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1181 action,
1182 "JUMP: Table action profile");
1183
1184 params = &profile->params;
1185
1186 for ( ; action->type != RTE_FLOW_ACTION_TYPE_END; action++) {
1187 if (action->type == RTE_FLOW_ACTION_TYPE_VOID)
1188 continue;
1189
1190 switch (action->type) {
1191 case RTE_FLOW_ACTION_TYPE_JUMP:
1192 {
1193 const struct rte_flow_action_jump *conf = action->conf;
1194 struct flow_attr_map *map;
1195
1196 if (conf == NULL)
1197 return rte_flow_error_set(error,
1198 EINVAL,
1199 RTE_FLOW_ERROR_TYPE_ACTION,
1200 action,
1201 "JUMP: Null configuration");
1202
1203 if (n_jump_queue_rss_drop)
1204 return rte_flow_error_set(error,
1205 EINVAL,
1206 RTE_FLOW_ERROR_TYPE_ACTION,
1207 action,
1208 "Only one termination action is"
1209 " allowed per flow");
1210
1211 if ((params->action_mask &
1212 (1LLU << RTE_TABLE_ACTION_FWD)) == 0)
1213 return rte_flow_error_set(error,
1214 EINVAL,
1215 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1216 NULL,
1217 "JUMP action not enabled for this table");
1218
1219 n_jump_queue_rss_drop = 1;
1220
1221 map = flow_attr_map_get(softnic,
1222 conf->group,
1223 attr->ingress);
1224 if (map == NULL || map->valid == 0)
1225 return rte_flow_error_set(error,
1226 EINVAL,
1227 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1228 NULL,
1229 "JUMP: Invalid group mapping");
1230
1231 if (strcmp(pipeline->name, map->pipeline_name) != 0)
1232 return rte_flow_error_set(error,
1233 ENOTSUP,
1234 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1235 NULL,
1236 "JUMP: Jump to table in different pipeline");
1237
1238
1239 rule_action->fwd.action = RTE_PIPELINE_ACTION_TABLE;
1240 rule_action->fwd.id = map->table_id;
1241 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_FWD;
1242 break;
1243 }
1244
1245 case RTE_FLOW_ACTION_TYPE_QUEUE:
1246 {
1247 char name[NAME_SIZE];
1248 struct rte_eth_dev *dev;
1249 const struct rte_flow_action_queue *conf = action->conf;
1250 uint32_t port_id;
1251 int status;
1252
1253 if (conf == NULL)
1254 return rte_flow_error_set(error,
1255 EINVAL,
1256 RTE_FLOW_ERROR_TYPE_ACTION,
1257 action,
1258 "QUEUE: Null configuration");
1259
1260 if (n_jump_queue_rss_drop)
1261 return rte_flow_error_set(error,
1262 EINVAL,
1263 RTE_FLOW_ERROR_TYPE_ACTION,
1264 action,
1265 "Only one termination action is allowed"
1266 " per flow");
1267
1268 if ((params->action_mask &
1269 (1LLU << RTE_TABLE_ACTION_FWD)) == 0)
1270 return rte_flow_error_set(error,
1271 EINVAL,
1272 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1273 NULL,
1274 "QUEUE action not enabled for this table");
1275
1276 n_jump_queue_rss_drop = 1;
1277
1278 dev = ETHDEV(softnic);
1279 if (dev == NULL ||
1280 conf->index >= dev->data->nb_rx_queues)
1281 return rte_flow_error_set(error,
1282 EINVAL,
1283 RTE_FLOW_ERROR_TYPE_ACTION,
1284 action,
1285 "QUEUE: Invalid RX queue ID");
1286
1287 snprintf(name, sizeof(name), "RXQ%u",
1288 (uint32_t)conf->index);
1289
1290 status = softnic_pipeline_port_out_find(softnic,
1291 pipeline->name,
1292 name,
1293 &port_id);
1294 if (status)
1295 return rte_flow_error_set(error,
1296 ENOTSUP,
1297 RTE_FLOW_ERROR_TYPE_ACTION,
1298 action,
1299 "QUEUE: RX queue not accessible from this pipeline");
1300
1301
1302 rule_action->fwd.action = RTE_PIPELINE_ACTION_PORT;
1303 rule_action->fwd.id = port_id;
1304 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_FWD;
1305 break;
1306 }
1307
1308 case RTE_FLOW_ACTION_TYPE_RSS:
1309 {
1310 const struct rte_flow_action_rss *conf = action->conf;
1311 uint32_t i;
1312
1313 if (conf == NULL)
1314 return rte_flow_error_set(error,
1315 EINVAL,
1316 RTE_FLOW_ERROR_TYPE_ACTION,
1317 action,
1318 "RSS: Null configuration");
1319
1320 if (!rte_is_power_of_2(conf->queue_num))
1321 return rte_flow_error_set(error,
1322 EINVAL,
1323 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1324 conf,
1325 "RSS: Number of queues must be a power of 2");
1326
1327 if (conf->queue_num > RTE_DIM(rule_action->lb.out))
1328 return rte_flow_error_set(error,
1329 EINVAL,
1330 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1331 conf,
1332 "RSS: Number of queues too big");
1333
1334 if (n_jump_queue_rss_drop)
1335 return rte_flow_error_set(error,
1336 EINVAL,
1337 RTE_FLOW_ERROR_TYPE_ACTION,
1338 action,
1339 "Only one termination action is allowed per flow");
1340
1341 if (((params->action_mask &
1342 (1LLU << RTE_TABLE_ACTION_FWD)) == 0) ||
1343 ((params->action_mask &
1344 (1LLU << RTE_TABLE_ACTION_LB)) == 0))
1345 return rte_flow_error_set(error,
1346 ENOTSUP,
1347 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1348 NULL,
1349 "RSS action not supported by this table");
1350
1351 if (params->lb.out_offset !=
1352 pipeline->params.offset_port_id)
1353 return rte_flow_error_set(error,
1354 EINVAL,
1355 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1356 NULL,
1357 "RSS action not supported by this pipeline");
1358
1359 n_jump_queue_rss_drop = 1;
1360
1361
1362 for (i = 0; i < conf->queue_num; i++) {
1363 char name[NAME_SIZE];
1364 struct rte_eth_dev *dev;
1365 uint32_t port_id;
1366 int status;
1367
1368 dev = ETHDEV(softnic);
1369 if (dev == NULL ||
1370 conf->queue[i] >=
1371 dev->data->nb_rx_queues)
1372 return rte_flow_error_set(error,
1373 EINVAL,
1374 RTE_FLOW_ERROR_TYPE_ACTION,
1375 action,
1376 "RSS: Invalid RX queue ID");
1377
1378 snprintf(name, sizeof(name), "RXQ%u",
1379 (uint32_t)conf->queue[i]);
1380
1381 status = softnic_pipeline_port_out_find(softnic,
1382 pipeline->name,
1383 name,
1384 &port_id);
1385 if (status)
1386 return rte_flow_error_set(error,
1387 ENOTSUP,
1388 RTE_FLOW_ERROR_TYPE_ACTION,
1389 action,
1390 "RSS: RX queue not accessible from this pipeline");
1391
1392 rule_action->lb.out[i] = port_id;
1393 }
1394
1395 for ( ; i < RTE_DIM(rule_action->lb.out); i++)
1396 rule_action->lb.out[i] =
1397 rule_action->lb.out[i % conf->queue_num];
1398
1399 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_LB;
1400
1401
1402 rule_action->fwd.action = RTE_PIPELINE_ACTION_PORT_META;
1403 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_FWD;
1404 break;
1405 }
1406
1407 case RTE_FLOW_ACTION_TYPE_DROP:
1408 {
1409 const void *conf = action->conf;
1410
1411 if (conf != NULL)
1412 return rte_flow_error_set(error,
1413 EINVAL,
1414 RTE_FLOW_ERROR_TYPE_ACTION,
1415 action,
1416 "DROP: No configuration required");
1417
1418 if (n_jump_queue_rss_drop)
1419 return rte_flow_error_set(error,
1420 EINVAL,
1421 RTE_FLOW_ERROR_TYPE_ACTION,
1422 action,
1423 "Only one termination action is allowed per flow");
1424 if ((params->action_mask &
1425 (1LLU << RTE_TABLE_ACTION_FWD)) == 0)
1426 return rte_flow_error_set(error,
1427 ENOTSUP,
1428 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1429 NULL,
1430 "DROP action not supported by this table");
1431
1432 n_jump_queue_rss_drop = 1;
1433
1434
1435 rule_action->fwd.action = RTE_PIPELINE_ACTION_DROP;
1436 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_FWD;
1437 break;
1438 }
1439
1440 case RTE_FLOW_ACTION_TYPE_COUNT:
1441 {
1442 const struct rte_flow_action_count *conf = action->conf;
1443
1444 if (conf == NULL)
1445 return rte_flow_error_set(error,
1446 EINVAL,
1447 RTE_FLOW_ERROR_TYPE_ACTION,
1448 action,
1449 "COUNT: Null configuration");
1450
1451 if (conf->shared)
1452 return rte_flow_error_set(error,
1453 ENOTSUP,
1454 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1455 conf,
1456 "COUNT: Shared counters not supported");
1457
1458 if (n_count)
1459 return rte_flow_error_set(error,
1460 ENOTSUP,
1461 RTE_FLOW_ERROR_TYPE_ACTION,
1462 action,
1463 "Only one COUNT action per flow");
1464
1465 if ((params->action_mask &
1466 (1LLU << RTE_TABLE_ACTION_STATS)) == 0)
1467 return rte_flow_error_set(error,
1468 ENOTSUP,
1469 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1470 NULL,
1471 "COUNT action not supported by this table");
1472
1473 n_count = 1;
1474
1475
1476 rule_action->stats.n_packets = 0;
1477 rule_action->stats.n_bytes = 0;
1478 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_STATS;
1479 break;
1480 }
1481
1482 case RTE_FLOW_ACTION_TYPE_MARK:
1483 {
1484 const struct rte_flow_action_mark *conf = action->conf;
1485
1486 if (conf == NULL)
1487 return rte_flow_error_set(error,
1488 EINVAL,
1489 RTE_FLOW_ERROR_TYPE_ACTION,
1490 action,
1491 "MARK: Null configuration");
1492
1493 if (n_mark)
1494 return rte_flow_error_set(error,
1495 ENOTSUP,
1496 RTE_FLOW_ERROR_TYPE_ACTION,
1497 action,
1498 "Only one MARK action per flow");
1499
1500 if ((params->action_mask &
1501 (1LLU << RTE_TABLE_ACTION_TAG)) == 0)
1502 return rte_flow_error_set(error,
1503 ENOTSUP,
1504 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1505 NULL,
1506 "MARK action not supported by this table");
1507
1508 n_mark = 1;
1509
1510
1511 rule_action->tag.tag = conf->id;
1512 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_TAG;
1513 break;
1514 }
1515
1516 case RTE_FLOW_ACTION_TYPE_VXLAN_DECAP:
1517 {
1518 const struct rte_flow_action_mark *conf = action->conf;
1519
1520 if (conf)
1521 return rte_flow_error_set(error,
1522 EINVAL,
1523 RTE_FLOW_ERROR_TYPE_ACTION,
1524 action,
1525 "VXLAN DECAP: Non-null configuration");
1526
1527 if (n_vxlan_decap)
1528 return rte_flow_error_set(error,
1529 ENOTSUP,
1530 RTE_FLOW_ERROR_TYPE_ACTION,
1531 action,
1532 "Only one VXLAN DECAP action per flow");
1533
1534 if ((params->action_mask &
1535 (1LLU << RTE_TABLE_ACTION_DECAP)) == 0)
1536 return rte_flow_error_set(error,
1537 ENOTSUP,
1538 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1539 NULL,
1540 "VXLAN DECAP action not supported by this table");
1541
1542 n_vxlan_decap = 1;
1543
1544
1545 rule_action->decap.n = 50;
1546 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_DECAP;
1547 break;
1548 }
1549
1550 case RTE_FLOW_ACTION_TYPE_METER:
1551 {
1552 const struct rte_flow_action_meter *conf = action->conf;
1553 struct softnic_mtr_meter_profile *mp;
1554 struct softnic_mtr *m;
1555 uint32_t table_id = table - pipeline->table;
1556 uint32_t meter_profile_id;
1557 int status;
1558
1559 if ((params->action_mask & (1LLU << RTE_TABLE_ACTION_MTR)) == 0)
1560 return rte_flow_error_set(error,
1561 EINVAL,
1562 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1563 NULL,
1564 "METER: Table action not supported");
1565
1566 if (params->mtr.n_tc != 1)
1567 return rte_flow_error_set(error,
1568 EINVAL,
1569 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1570 NULL,
1571 "METER: Multiple TCs not supported");
1572
1573 if (conf == NULL)
1574 return rte_flow_error_set(error,
1575 EINVAL,
1576 RTE_FLOW_ERROR_TYPE_ACTION,
1577 action,
1578 "METER: Null configuration");
1579
1580 m = softnic_mtr_find(softnic, conf->mtr_id);
1581
1582 if (m == NULL)
1583 return rte_flow_error_set(error,
1584 EINVAL,
1585 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1586 NULL,
1587 "METER: Invalid meter ID");
1588
1589 if (m->flow)
1590 return rte_flow_error_set(error,
1591 EINVAL,
1592 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1593 NULL,
1594 "METER: Meter already attached to a flow");
1595
1596 meter_profile_id = m->params.meter_profile_id;
1597 mp = softnic_mtr_meter_profile_find(softnic, meter_profile_id);
1598
1599
1600 if (!softnic_pipeline_table_meter_profile_find(table,
1601 meter_profile_id)) {
1602 struct rte_table_action_meter_profile profile;
1603
1604 memset(&profile, 0, sizeof(profile));
1605 profile.alg = RTE_TABLE_ACTION_METER_TRTCM;
1606 profile.trtcm.cir = mp->params.trtcm_rfc2698.cir;
1607 profile.trtcm.pir = mp->params.trtcm_rfc2698.pir;
1608 profile.trtcm.cbs = mp->params.trtcm_rfc2698.cbs;
1609 profile.trtcm.pbs = mp->params.trtcm_rfc2698.pbs;
1610
1611 status = softnic_pipeline_table_mtr_profile_add(softnic,
1612 pipeline->name,
1613 table_id,
1614 meter_profile_id,
1615 &profile);
1616 if (status) {
1617 rte_flow_error_set(error,
1618 EINVAL,
1619 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1620 NULL,
1621 "METER: Table meter profile add failed");
1622 return -1;
1623 }
1624 }
1625
1626 policy = softnic_mtr_meter_policy_find(softnic,
1627 m->params.meter_policy_id);
1628 if (policy == NULL) {
1629 rte_flow_error_set(error,
1630 EINVAL,
1631 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1632 NULL,
1633 "METER: fail to find meter policy");
1634 return -1;
1635 }
1636
1637 rule_action->mtr.mtr[0].meter_profile_id = meter_profile_id;
1638 rule_action->mtr.mtr[0].policer[RTE_COLOR_GREEN] =
1639 policy->policer[RTE_COLOR_GREEN];
1640 rule_action->mtr.mtr[0].policer[RTE_COLOR_YELLOW] =
1641 policy->policer[RTE_COLOR_YELLOW];
1642 rule_action->mtr.mtr[0].policer[RTE_COLOR_RED] =
1643 policy->policer[RTE_COLOR_RED];
1644 rule_action->mtr.tc_mask = 1;
1645 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_MTR;
1646 break;
1647 }
1648
1649 case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
1650 {
1651 const struct rte_flow_action_vxlan_encap *conf =
1652 action->conf;
1653 const struct rte_flow_item *item;
1654 union flow_item spec, mask;
1655 int disabled = 0, status;
1656 size_t size;
1657
1658 if (conf == NULL)
1659 return rte_flow_error_set(error,
1660 EINVAL,
1661 RTE_FLOW_ERROR_TYPE_ACTION,
1662 action,
1663 "VXLAN ENCAP: Null configuration");
1664
1665 item = conf->definition;
1666 if (item == NULL)
1667 return rte_flow_error_set(error,
1668 EINVAL,
1669 RTE_FLOW_ERROR_TYPE_ACTION,
1670 action,
1671 "VXLAN ENCAP: Null configuration definition");
1672
1673 if (!(params->action_mask &
1674 (1LLU << RTE_TABLE_ACTION_ENCAP)))
1675 return rte_flow_error_set(error,
1676 EINVAL,
1677 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1678 NULL,
1679 "VXLAN ENCAP: Encap action not enabled for this table");
1680
1681
1682 flow_item_skip_void(&item);
1683 status = flow_item_proto_preprocess(item, &spec, &mask,
1684 &size, &disabled, error);
1685 if (status)
1686 return status;
1687
1688 if (item->type != RTE_FLOW_ITEM_TYPE_ETH) {
1689 return rte_flow_error_set(error,
1690 EINVAL,
1691 RTE_FLOW_ERROR_TYPE_ITEM,
1692 item,
1693 "VXLAN ENCAP: first encap item should be ether");
1694 }
1695 rte_ether_addr_copy(&spec.eth.dst,
1696 &rule_action->encap.vxlan.ether.da);
1697 rte_ether_addr_copy(&spec.eth.src,
1698 &rule_action->encap.vxlan.ether.sa);
1699
1700 item++;
1701
1702
1703 flow_item_skip_void(&item);
1704 status = flow_item_proto_preprocess(item, &spec, &mask,
1705 &size, &disabled, error);
1706 if (status)
1707 return status;
1708
1709 if (item->type == RTE_FLOW_ITEM_TYPE_VLAN) {
1710 if (!params->encap.vxlan.vlan)
1711 return rte_flow_error_set(error,
1712 ENOTSUP,
1713 RTE_FLOW_ERROR_TYPE_ITEM,
1714 item,
1715 "VXLAN ENCAP: vlan encap not supported by table");
1716
1717 uint16_t tci = rte_ntohs(spec.vlan.tci);
1718 rule_action->encap.vxlan.vlan.pcp =
1719 tci >> 13;
1720 rule_action->encap.vxlan.vlan.dei =
1721 (tci >> 12) & 0x1;
1722 rule_action->encap.vxlan.vlan.vid =
1723 tci & 0xfff;
1724
1725 item++;
1726
1727 flow_item_skip_void(&item);
1728 status = flow_item_proto_preprocess(item, &spec,
1729 &mask, &size, &disabled, error);
1730 if (status)
1731 return status;
1732 } else {
1733 if (params->encap.vxlan.vlan)
1734 return rte_flow_error_set(error,
1735 ENOTSUP,
1736 RTE_FLOW_ERROR_TYPE_ITEM,
1737 item,
1738 "VXLAN ENCAP: expecting vlan encap item");
1739 }
1740
1741
1742 switch (item->type) {
1743 case RTE_FLOW_ITEM_TYPE_IPV4:
1744 {
1745 rule_action->encap.vxlan.ipv4.sa =
1746 rte_ntohl(spec.ipv4.hdr.src_addr);
1747 rule_action->encap.vxlan.ipv4.da =
1748 rte_ntohl(spec.ipv4.hdr.dst_addr);
1749 rule_action->encap.vxlan.ipv4.dscp =
1750 spec.ipv4.hdr.type_of_service >> 2;
1751 rule_action->encap.vxlan.ipv4.ttl =
1752 spec.ipv4.hdr.time_to_live;
1753 break;
1754 }
1755 case RTE_FLOW_ITEM_TYPE_IPV6:
1756 {
1757 uint32_t vtc_flow;
1758
1759 memcpy(&rule_action->encap.vxlan.ipv6.sa,
1760 &spec.ipv6.hdr.src_addr,
1761 sizeof(spec.ipv6.hdr.src_addr));
1762 memcpy(&rule_action->encap.vxlan.ipv6.da,
1763 &spec.ipv6.hdr.dst_addr,
1764 sizeof(spec.ipv6.hdr.dst_addr));
1765 vtc_flow = rte_ntohl(spec.ipv6.hdr.vtc_flow);
1766 rule_action->encap.vxlan.ipv6.flow_label =
1767 vtc_flow & 0xfffff;
1768 rule_action->encap.vxlan.ipv6.dscp =
1769 (vtc_flow >> 22) & 0x3f;
1770 rule_action->encap.vxlan.ipv6.hop_limit =
1771 spec.ipv6.hdr.hop_limits;
1772 break;
1773 }
1774 default:
1775 return rte_flow_error_set(error,
1776 EINVAL,
1777 RTE_FLOW_ERROR_TYPE_ITEM,
1778 item,
1779 "VXLAN ENCAP: encap item after ether should be ipv4/ipv6");
1780 }
1781
1782 item++;
1783
1784
1785 flow_item_skip_void(&item);
1786 status = flow_item_proto_preprocess(item, &spec, &mask,
1787 &size, &disabled, error);
1788 if (status)
1789 return status;
1790
1791 if (item->type != RTE_FLOW_ITEM_TYPE_UDP) {
1792 return rte_flow_error_set(error,
1793 EINVAL,
1794 RTE_FLOW_ERROR_TYPE_ITEM,
1795 item,
1796 "VXLAN ENCAP: encap item after ipv4/ipv6 should be udp");
1797 }
1798 rule_action->encap.vxlan.udp.sp =
1799 rte_ntohs(spec.udp.hdr.src_port);
1800 rule_action->encap.vxlan.udp.dp =
1801 rte_ntohs(spec.udp.hdr.dst_port);
1802
1803 item++;
1804
1805
1806 flow_item_skip_void(&item);
1807 status = flow_item_proto_preprocess(item, &spec, &mask,
1808 &size, &disabled, error);
1809 if (status)
1810 return status;
1811
1812 if (item->type != RTE_FLOW_ITEM_TYPE_VXLAN) {
1813 return rte_flow_error_set(error,
1814 EINVAL,
1815 RTE_FLOW_ERROR_TYPE_ITEM,
1816 item,
1817 "VXLAN ENCAP: encap item after udp should be vxlan");
1818 }
1819 rule_action->encap.vxlan.vxlan.vni =
1820 (spec.vxlan.vni[0] << 16U |
1821 spec.vxlan.vni[1] << 8U
1822 | spec.vxlan.vni[2]);
1823
1824 item++;
1825
1826
1827 flow_item_skip_void(&item);
1828
1829 if (item->type != RTE_FLOW_ITEM_TYPE_END)
1830 return rte_flow_error_set(error,
1831 EINVAL,
1832 RTE_FLOW_ERROR_TYPE_ITEM,
1833 item,
1834 "VXLAN ENCAP: expecting END item");
1835
1836 rule_action->encap.type = RTE_TABLE_ACTION_ENCAP_VXLAN;
1837 rule_action->action_mask |= 1 << RTE_TABLE_ACTION_ENCAP;
1838 break;
1839 }
1840
1841 default:
1842 return -ENOTSUP;
1843 }
1844 }
1845
1846 if (n_jump_queue_rss_drop == 0)
1847 return rte_flow_error_set(error,
1848 EINVAL,
1849 RTE_FLOW_ERROR_TYPE_ACTION,
1850 action,
1851 "Flow does not have any terminating action");
1852
1853 return 0;
1854}
1855
1856static int
1857pmd_flow_validate(struct rte_eth_dev *dev,
1858 const struct rte_flow_attr *attr,
1859 const struct rte_flow_item item[],
1860 const struct rte_flow_action action[],
1861 struct rte_flow_error *error)
1862{
1863 struct softnic_table_rule_match rule_match;
1864 struct softnic_table_rule_action rule_action;
1865
1866 struct pmd_internals *softnic = dev->data->dev_private;
1867 struct pipeline *pipeline;
1868 struct softnic_table *table;
1869 const char *pipeline_name = NULL;
1870 uint32_t table_id = 0;
1871 int status;
1872
1873
1874 if (attr == NULL)
1875 return rte_flow_error_set(error,
1876 EINVAL,
1877 RTE_FLOW_ERROR_TYPE_ATTR,
1878 NULL, "Null attr");
1879
1880 if (item == NULL)
1881 return rte_flow_error_set(error,
1882 EINVAL,
1883 RTE_FLOW_ERROR_TYPE_ITEM,
1884 NULL,
1885 "Null item");
1886
1887 if (action == NULL)
1888 return rte_flow_error_set(error,
1889 EINVAL,
1890 RTE_FLOW_ERROR_TYPE_ACTION,
1891 NULL,
1892 "Null action");
1893
1894
1895 status = flow_pipeline_table_get(softnic, attr, &pipeline_name,
1896 &table_id, error);
1897 if (status)
1898 return status;
1899
1900 pipeline = softnic_pipeline_find(softnic, pipeline_name);
1901 if (pipeline == NULL)
1902 return rte_flow_error_set(error,
1903 EINVAL,
1904 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1905 NULL,
1906 "Invalid pipeline name");
1907
1908 if (table_id >= pipeline->n_tables)
1909 return rte_flow_error_set(error,
1910 EINVAL,
1911 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1912 NULL,
1913 "Invalid pipeline table ID");
1914
1915 table = &pipeline->table[table_id];
1916
1917
1918 memset(&rule_match, 0, sizeof(rule_match));
1919 status = flow_rule_match_get(softnic,
1920 pipeline,
1921 table,
1922 attr,
1923 item,
1924 &rule_match,
1925 error);
1926 if (status)
1927 return status;
1928
1929
1930 memset(&rule_action, 0, sizeof(rule_action));
1931 status = flow_rule_action_get(softnic,
1932 pipeline,
1933 table,
1934 attr,
1935 action,
1936 &rule_action,
1937 error);
1938 if (status)
1939 return status;
1940
1941 return 0;
1942}
1943
1944static struct softnic_mtr *
1945flow_action_meter_get(struct pmd_internals *softnic,
1946 const struct rte_flow_action *action)
1947{
1948 for ( ; action->type != RTE_FLOW_ACTION_TYPE_END; action++)
1949 if (action->type == RTE_FLOW_ACTION_TYPE_METER) {
1950 const struct rte_flow_action_meter *conf = action->conf;
1951
1952 if (conf == NULL)
1953 return NULL;
1954
1955 return softnic_mtr_find(softnic, conf->mtr_id);
1956 }
1957
1958 return NULL;
1959}
1960
1961static void
1962flow_meter_owner_reset(struct pmd_internals *softnic,
1963 struct rte_flow *flow)
1964{
1965 struct softnic_mtr_list *ml = &softnic->mtr.mtrs;
1966 struct softnic_mtr *m;
1967
1968 TAILQ_FOREACH(m, ml, node)
1969 if (m->flow == flow) {
1970 m->flow = NULL;
1971 break;
1972 }
1973}
1974
1975static void
1976flow_meter_owner_set(struct pmd_internals *softnic,
1977 struct rte_flow *flow,
1978 struct softnic_mtr *mtr)
1979{
1980
1981 flow_meter_owner_reset(softnic, flow);
1982
1983
1984 mtr->flow = flow;
1985}
1986
1987static int
1988is_meter_action_enable(struct pmd_internals *softnic,
1989 struct softnic_table *table)
1990{
1991 struct softnic_table_action_profile *profile =
1992 softnic_table_action_profile_find(softnic,
1993 table->params.action_profile_name);
1994 struct softnic_table_action_profile_params *params = &profile->params;
1995
1996 return (params->action_mask & (1LLU << RTE_TABLE_ACTION_MTR)) ? 1 : 0;
1997}
1998
1999static struct rte_flow *
2000pmd_flow_create(struct rte_eth_dev *dev,
2001 const struct rte_flow_attr *attr,
2002 const struct rte_flow_item item[],
2003 const struct rte_flow_action action[],
2004 struct rte_flow_error *error)
2005{
2006 struct softnic_table_rule_match rule_match;
2007 struct softnic_table_rule_action rule_action;
2008 void *rule_data;
2009
2010 struct pmd_internals *softnic = dev->data->dev_private;
2011 struct pipeline *pipeline;
2012 struct softnic_table *table;
2013 struct rte_flow *flow;
2014 struct softnic_mtr *mtr;
2015 const char *pipeline_name = NULL;
2016 uint32_t table_id = 0;
2017 int new_flow, status;
2018
2019
2020 if (attr == NULL) {
2021 rte_flow_error_set(error,
2022 EINVAL,
2023 RTE_FLOW_ERROR_TYPE_ATTR,
2024 NULL,
2025 "Null attr");
2026 return NULL;
2027 }
2028
2029 if (item == NULL) {
2030 rte_flow_error_set(error,
2031 EINVAL,
2032 RTE_FLOW_ERROR_TYPE_ITEM,
2033 NULL,
2034 "Null item");
2035 return NULL;
2036 }
2037
2038 if (action == NULL) {
2039 rte_flow_error_set(error,
2040 EINVAL,
2041 RTE_FLOW_ERROR_TYPE_ACTION,
2042 NULL,
2043 "Null action");
2044 return NULL;
2045 }
2046
2047
2048 status = flow_pipeline_table_get(softnic, attr, &pipeline_name,
2049 &table_id, error);
2050 if (status)
2051 return NULL;
2052
2053 pipeline = softnic_pipeline_find(softnic, pipeline_name);
2054 if (pipeline == NULL) {
2055 rte_flow_error_set(error,
2056 EINVAL,
2057 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2058 NULL,
2059 "Invalid pipeline name");
2060 return NULL;
2061 }
2062
2063 if (table_id >= pipeline->n_tables) {
2064 rte_flow_error_set(error,
2065 EINVAL,
2066 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2067 NULL,
2068 "Invalid pipeline table ID");
2069 return NULL;
2070 }
2071
2072 table = &pipeline->table[table_id];
2073
2074
2075 memset(&rule_match, 0, sizeof(rule_match));
2076 status = flow_rule_match_get(softnic,
2077 pipeline,
2078 table,
2079 attr,
2080 item,
2081 &rule_match,
2082 error);
2083 if (status)
2084 return NULL;
2085
2086
2087 memset(&rule_action, 0, sizeof(rule_action));
2088 status = flow_rule_action_get(softnic,
2089 pipeline,
2090 table,
2091 attr,
2092 action,
2093 &rule_action,
2094 error);
2095 if (status)
2096 return NULL;
2097
2098
2099 new_flow = 0;
2100 flow = softnic_flow_find(table, &rule_match);
2101 if (flow == NULL) {
2102 new_flow = 1;
2103 flow = calloc(1, sizeof(struct rte_flow));
2104 if (flow == NULL) {
2105 rte_flow_error_set(error,
2106 ENOMEM,
2107 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2108 NULL,
2109 "Not enough memory for new flow");
2110 return NULL;
2111 }
2112 }
2113
2114
2115 status = softnic_pipeline_table_rule_add(softnic,
2116 pipeline_name,
2117 table_id,
2118 &rule_match,
2119 &rule_action,
2120 &rule_data);
2121 if (status) {
2122 if (new_flow)
2123 free(flow);
2124
2125 rte_flow_error_set(error,
2126 EINVAL,
2127 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2128 NULL,
2129 "Pipeline table rule add failed");
2130 return NULL;
2131 }
2132
2133
2134 memcpy(&flow->match, &rule_match, sizeof(rule_match));
2135 memcpy(&flow->action, &rule_action, sizeof(rule_action));
2136 flow->data = rule_data;
2137 flow->pipeline = pipeline;
2138 flow->table_id = table_id;
2139
2140 mtr = flow_action_meter_get(softnic, action);
2141 if (mtr)
2142 flow_meter_owner_set(softnic, flow, mtr);
2143
2144
2145 if (new_flow)
2146 TAILQ_INSERT_TAIL(&table->flows, flow, node);
2147
2148 return flow;
2149}
2150
2151static int
2152pmd_flow_destroy(struct rte_eth_dev *dev,
2153 struct rte_flow *flow,
2154 struct rte_flow_error *error)
2155{
2156 struct pmd_internals *softnic = dev->data->dev_private;
2157 struct softnic_table *table;
2158 int status;
2159
2160
2161 if (flow == NULL)
2162 return rte_flow_error_set(error,
2163 EINVAL,
2164 RTE_FLOW_ERROR_TYPE_HANDLE,
2165 NULL,
2166 "Null flow");
2167
2168 table = &flow->pipeline->table[flow->table_id];
2169
2170
2171 status = softnic_pipeline_table_rule_delete(softnic,
2172 flow->pipeline->name,
2173 flow->table_id,
2174 &flow->match);
2175 if (status)
2176 return rte_flow_error_set(error,
2177 EINVAL,
2178 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2179 NULL,
2180 "Pipeline table rule delete failed");
2181
2182
2183 if (is_meter_action_enable(softnic, table))
2184 flow_meter_owner_reset(softnic, flow);
2185
2186
2187 TAILQ_REMOVE(&table->flows, flow, node);
2188 free(flow);
2189
2190 return 0;
2191}
2192
2193static int
2194pmd_flow_flush(struct rte_eth_dev *dev,
2195 struct rte_flow_error *error)
2196{
2197 struct pmd_internals *softnic = dev->data->dev_private;
2198 struct pipeline *pipeline;
2199 int fail_to_del_rule = 0;
2200 uint32_t i;
2201
2202 TAILQ_FOREACH(pipeline, &softnic->pipeline_list, node) {
2203
2204 for (i = 0; i < pipeline->n_tables; i++) {
2205 struct softnic_table *table = &pipeline->table[i];
2206 struct rte_flow *flow;
2207 void *temp;
2208 int status;
2209
2210 TAILQ_FOREACH_SAFE(flow, &table->flows, node, temp) {
2211
2212 status = softnic_pipeline_table_rule_delete
2213 (softnic,
2214 pipeline->name,
2215 i,
2216 &flow->match);
2217 if (status)
2218 fail_to_del_rule = 1;
2219
2220 if (is_meter_action_enable(softnic, table))
2221 flow_meter_owner_reset(softnic, flow);
2222
2223
2224 TAILQ_REMOVE(&table->flows, flow, node);
2225 free(flow);
2226 }
2227 }
2228 }
2229
2230 if (fail_to_del_rule)
2231 return rte_flow_error_set(error,
2232 EINVAL,
2233 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2234 NULL,
2235 "Some of the rules could not be deleted");
2236
2237 return 0;
2238}
2239
2240static int
2241pmd_flow_query(struct rte_eth_dev *dev __rte_unused,
2242 struct rte_flow *flow,
2243 const struct rte_flow_action *action __rte_unused,
2244 void *data,
2245 struct rte_flow_error *error)
2246{
2247 struct rte_table_action_stats_counters stats;
2248 struct softnic_table *table;
2249 struct rte_flow_query_count *flow_stats = data;
2250 int status;
2251
2252
2253 if (flow == NULL)
2254 return rte_flow_error_set(error,
2255 EINVAL,
2256 RTE_FLOW_ERROR_TYPE_HANDLE,
2257 NULL,
2258 "Null flow");
2259
2260 if (data == NULL)
2261 return rte_flow_error_set(error,
2262 EINVAL,
2263 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2264 NULL,
2265 "Null data");
2266
2267 table = &flow->pipeline->table[flow->table_id];
2268
2269
2270 status = rte_table_action_stats_read(table->a,
2271 flow->data,
2272 &stats,
2273 flow_stats->reset);
2274 if (status)
2275 return rte_flow_error_set(error,
2276 EINVAL,
2277 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
2278 NULL,
2279 "Pipeline table rule stats read failed");
2280
2281
2282 flow_stats->hits_set =
2283 (table->ap->params.stats.n_packets_enabled) ? 1 : 0;
2284 flow_stats->bytes_set =
2285 (table->ap->params.stats.n_bytes_enabled) ? 1 : 0;
2286 flow_stats->hits = stats.n_packets;
2287 flow_stats->bytes = stats.n_bytes;
2288
2289 return 0;
2290}
2291
2292const struct rte_flow_ops pmd_flow_ops = {
2293 .validate = pmd_flow_validate,
2294 .create = pmd_flow_create,
2295 .destroy = pmd_flow_destroy,
2296 .flush = pmd_flow_flush,
2297 .query = pmd_flow_query,
2298 .isolate = NULL,
2299};
2300