1
2
3
4
5
6#include <sys/queue.h>
7
8#include <rte_log.h>
9#include <rte_malloc.h>
10#include <rte_flow.h>
11#include <rte_flow_driver.h>
12#include <rte_tailq.h>
13#include <rte_alarm.h>
14#include <rte_cycles.h>
15
16#include "bnxt.h"
17#include "bnxt_filter.h"
18#include "bnxt_hwrm.h"
19#include "bnxt_ring.h"
20#include "bnxt_rxq.h"
21#include "bnxt_rxr.h"
22#include "bnxt_vnic.h"
23#include "hsi_struct_def_dpdk.h"
24
25static int
26bnxt_flow_args_validate(const struct rte_flow_attr *attr,
27 const struct rte_flow_item pattern[],
28 const struct rte_flow_action actions[],
29 struct rte_flow_error *error)
30{
31 if (!pattern) {
32 rte_flow_error_set(error,
33 EINVAL,
34 RTE_FLOW_ERROR_TYPE_ITEM_NUM,
35 NULL,
36 "NULL pattern.");
37 return -rte_errno;
38 }
39
40 if (!actions) {
41 rte_flow_error_set(error,
42 EINVAL,
43 RTE_FLOW_ERROR_TYPE_ACTION_NUM,
44 NULL,
45 "NULL action.");
46 return -rte_errno;
47 }
48
49 if (!attr) {
50 rte_flow_error_set(error,
51 EINVAL,
52 RTE_FLOW_ERROR_TYPE_ATTR,
53 NULL,
54 "NULL attribute.");
55 return -rte_errno;
56 }
57
58 return 0;
59}
60
61static const struct rte_flow_item *
62bnxt_flow_non_void_item(const struct rte_flow_item *cur)
63{
64 while (1) {
65 if (cur->type != RTE_FLOW_ITEM_TYPE_VOID)
66 return cur;
67 cur++;
68 }
69}
70
71static const struct rte_flow_action *
72bnxt_flow_non_void_action(const struct rte_flow_action *cur)
73{
74 while (1) {
75 if (cur->type != RTE_FLOW_ACTION_TYPE_VOID)
76 return cur;
77 cur++;
78 }
79}
80
81static int
82bnxt_filter_type_check(const struct rte_flow_item pattern[],
83 struct rte_flow_error *error)
84{
85 const struct rte_flow_item *item =
86 bnxt_flow_non_void_item(pattern);
87 int use_ntuple = 1;
88 bool has_vlan = 0;
89
90 while (item->type != RTE_FLOW_ITEM_TYPE_END) {
91 switch (item->type) {
92 case RTE_FLOW_ITEM_TYPE_ANY:
93 case RTE_FLOW_ITEM_TYPE_ETH:
94 use_ntuple = 0;
95 break;
96 case RTE_FLOW_ITEM_TYPE_VLAN:
97 use_ntuple = 0;
98 has_vlan = 1;
99 break;
100 case RTE_FLOW_ITEM_TYPE_IPV4:
101 case RTE_FLOW_ITEM_TYPE_IPV6:
102 case RTE_FLOW_ITEM_TYPE_TCP:
103 case RTE_FLOW_ITEM_TYPE_UDP:
104
105
106 use_ntuple |= 1;
107 break;
108 default:
109 PMD_DRV_LOG(DEBUG, "Unknown Flow type\n");
110 use_ntuple |= 0;
111 }
112 item++;
113 }
114
115 if (has_vlan && use_ntuple) {
116 PMD_DRV_LOG(ERR,
117 "VLAN flow cannot use NTUPLE filter\n");
118 rte_flow_error_set(error, EINVAL,
119 RTE_FLOW_ERROR_TYPE_ITEM,
120 item,
121 "Cannot use VLAN with NTUPLE");
122 return -rte_errno;
123 }
124
125 return use_ntuple;
126}
127
128static int
129bnxt_validate_and_parse_flow_type(struct bnxt *bp,
130 const struct rte_flow_attr *attr,
131 const struct rte_flow_item pattern[],
132 struct rte_flow_error *error,
133 struct bnxt_filter_info *filter)
134{
135 const struct rte_flow_item *item = bnxt_flow_non_void_item(pattern);
136 const struct rte_flow_item_vlan *vlan_spec, *vlan_mask;
137 const struct rte_flow_item_ipv4 *ipv4_spec, *ipv4_mask;
138 const struct rte_flow_item_ipv6 *ipv6_spec, *ipv6_mask;
139 const struct rte_flow_item_tcp *tcp_spec, *tcp_mask;
140 const struct rte_flow_item_udp *udp_spec, *udp_mask;
141 const struct rte_flow_item_eth *eth_spec, *eth_mask;
142 const struct rte_ether_addr *dst, *src;
143 const struct rte_flow_item_nvgre *nvgre_spec;
144 const struct rte_flow_item_nvgre *nvgre_mask;
145 const struct rte_flow_item_gre *gre_spec;
146 const struct rte_flow_item_gre *gre_mask;
147 const struct rte_flow_item_vxlan *vxlan_spec;
148 const struct rte_flow_item_vxlan *vxlan_mask;
149 uint8_t vni_mask[] = {0xFF, 0xFF, 0xFF};
150 uint8_t tni_mask[] = {0xFF, 0xFF, 0xFF};
151 const struct rte_flow_item_vf *vf_spec;
152 uint32_t tenant_id_be = 0, valid_flags = 0;
153 bool vni_masked = 0;
154 bool tni_masked = 0;
155 uint32_t en_ethertype;
156 uint8_t inner = 0;
157 uint32_t vf = 0;
158 uint32_t en = 0;
159 int use_ntuple;
160 int dflt_vnic;
161
162 use_ntuple = bnxt_filter_type_check(pattern, error);
163 if (use_ntuple < 0)
164 return use_ntuple;
165 PMD_DRV_LOG(DEBUG, "Use NTUPLE %d\n", use_ntuple);
166
167 filter->filter_type = use_ntuple ?
168 HWRM_CFA_NTUPLE_FILTER : HWRM_CFA_L2_FILTER;
169 en_ethertype = use_ntuple ?
170 NTUPLE_FLTR_ALLOC_INPUT_EN_ETHERTYPE :
171 EM_FLOW_ALLOC_INPUT_EN_ETHERTYPE;
172
173 while (item->type != RTE_FLOW_ITEM_TYPE_END) {
174 if (item->last) {
175
176 rte_flow_error_set(error, EINVAL,
177 RTE_FLOW_ERROR_TYPE_ITEM,
178 item,
179 "No support for range");
180 return -rte_errno;
181 }
182
183 switch (item->type) {
184 case RTE_FLOW_ITEM_TYPE_ANY:
185 inner =
186 ((const struct rte_flow_item_any *)item->spec)->num > 3;
187 if (inner)
188 PMD_DRV_LOG(DEBUG, "Parse inner header\n");
189 break;
190 case RTE_FLOW_ITEM_TYPE_ETH:
191 if (!item->spec || !item->mask)
192 break;
193
194 eth_spec = item->spec;
195 eth_mask = item->mask;
196
197
198
199
200
201
202 if ((!rte_is_zero_ether_addr(ð_mask->src) &&
203 !rte_is_broadcast_ether_addr(ð_mask->src)) ||
204 (!rte_is_zero_ether_addr(ð_mask->dst) &&
205 !rte_is_broadcast_ether_addr(ð_mask->dst))) {
206 rte_flow_error_set(error,
207 EINVAL,
208 RTE_FLOW_ERROR_TYPE_ITEM,
209 item,
210 "MAC_addr mask not valid");
211 return -rte_errno;
212 }
213
214
215 if (eth_mask->type &&
216 eth_mask->type != RTE_BE16(0xffff)) {
217 rte_flow_error_set(error, EINVAL,
218 RTE_FLOW_ERROR_TYPE_ITEM,
219 item,
220 "ethertype mask not valid");
221 return -rte_errno;
222 }
223
224 if (rte_is_broadcast_ether_addr(ð_mask->dst)) {
225 dst = ð_spec->dst;
226 if (!rte_is_valid_assigned_ether_addr(dst)) {
227 rte_flow_error_set(error,
228 EINVAL,
229 RTE_FLOW_ERROR_TYPE_ITEM,
230 item,
231 "DMAC is invalid");
232 PMD_DRV_LOG(ERR,
233 "DMAC is invalid!\n");
234 return -rte_errno;
235 }
236 rte_memcpy(filter->dst_macaddr,
237 ð_spec->dst, RTE_ETHER_ADDR_LEN);
238 en |= use_ntuple ?
239 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_MACADDR :
240 EM_FLOW_ALLOC_INPUT_EN_DST_MACADDR;
241 valid_flags |= inner ?
242 BNXT_FLOW_L2_INNER_DST_VALID_FLAG :
243 BNXT_FLOW_L2_DST_VALID_FLAG;
244 filter->priority = attr->priority;
245 PMD_DRV_LOG(DEBUG,
246 "Creating a priority flow\n");
247 }
248 if (rte_is_broadcast_ether_addr(ð_mask->src)) {
249 src = ð_spec->src;
250 if (!rte_is_valid_assigned_ether_addr(src)) {
251 rte_flow_error_set(error,
252 EINVAL,
253 RTE_FLOW_ERROR_TYPE_ITEM,
254 item,
255 "SMAC is invalid");
256 PMD_DRV_LOG(ERR,
257 "SMAC is invalid!\n");
258 return -rte_errno;
259 }
260 rte_memcpy(filter->src_macaddr,
261 ð_spec->src, RTE_ETHER_ADDR_LEN);
262 en |= use_ntuple ?
263 NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_MACADDR :
264 EM_FLOW_ALLOC_INPUT_EN_SRC_MACADDR;
265 valid_flags |= inner ?
266 BNXT_FLOW_L2_INNER_SRC_VALID_FLAG :
267 BNXT_FLOW_L2_SRC_VALID_FLAG;
268 }
269
270
271
272
273 if (eth_mask->type) {
274 filter->ethertype =
275 rte_be_to_cpu_16(eth_spec->type);
276 en |= en_ethertype;
277 }
278 if (inner)
279 valid_flags |= BNXT_FLOW_PARSE_INNER_FLAG;
280
281 break;
282 case RTE_FLOW_ITEM_TYPE_VLAN:
283 vlan_spec = item->spec;
284 vlan_mask = item->mask;
285 if (en & en_ethertype) {
286 rte_flow_error_set(error, EINVAL,
287 RTE_FLOW_ERROR_TYPE_ITEM,
288 item,
289 "VLAN TPID matching is not"
290 " supported");
291 return -rte_errno;
292 }
293 if (vlan_mask->tci &&
294 vlan_mask->tci == RTE_BE16(0x0fff)) {
295
296 filter->l2_ovlan =
297 rte_be_to_cpu_16(vlan_spec->tci &
298 RTE_BE16(0x0fff));
299 en |= EM_FLOW_ALLOC_INPUT_EN_OVLAN_VID;
300 } else {
301 rte_flow_error_set(error,
302 EINVAL,
303 RTE_FLOW_ERROR_TYPE_ITEM,
304 item,
305 "VLAN mask is invalid");
306 return -rte_errno;
307 }
308 if (vlan_mask->inner_type &&
309 vlan_mask->inner_type != RTE_BE16(0xffff)) {
310 rte_flow_error_set(error, EINVAL,
311 RTE_FLOW_ERROR_TYPE_ITEM,
312 item,
313 "inner ethertype mask not"
314 " valid");
315 return -rte_errno;
316 }
317 if (vlan_mask->inner_type) {
318 filter->ethertype =
319 rte_be_to_cpu_16(vlan_spec->inner_type);
320 en |= en_ethertype;
321 }
322
323 break;
324 case RTE_FLOW_ITEM_TYPE_IPV4:
325
326 ipv4_spec = item->spec;
327 ipv4_mask = item->mask;
328
329 if (!item->spec || !item->mask)
330 break;
331
332
333 if (ipv4_mask->hdr.version_ihl ||
334 ipv4_mask->hdr.type_of_service ||
335 ipv4_mask->hdr.total_length ||
336 ipv4_mask->hdr.packet_id ||
337 ipv4_mask->hdr.fragment_offset ||
338 ipv4_mask->hdr.time_to_live ||
339 ipv4_mask->hdr.next_proto_id ||
340 ipv4_mask->hdr.hdr_checksum) {
341 rte_flow_error_set(error,
342 EINVAL,
343 RTE_FLOW_ERROR_TYPE_ITEM,
344 item,
345 "Invalid IPv4 mask.");
346 return -rte_errno;
347 }
348
349 filter->dst_ipaddr[0] = ipv4_spec->hdr.dst_addr;
350 filter->src_ipaddr[0] = ipv4_spec->hdr.src_addr;
351
352 if (use_ntuple)
353 en |= NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_IPADDR |
354 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_IPADDR;
355 else
356 en |= EM_FLOW_ALLOC_INPUT_EN_SRC_IPADDR |
357 EM_FLOW_ALLOC_INPUT_EN_DST_IPADDR;
358
359 if (ipv4_mask->hdr.src_addr) {
360 filter->src_ipaddr_mask[0] =
361 ipv4_mask->hdr.src_addr;
362 en |= !use_ntuple ? 0 :
363 NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_IPADDR_MASK;
364 }
365
366 if (ipv4_mask->hdr.dst_addr) {
367 filter->dst_ipaddr_mask[0] =
368 ipv4_mask->hdr.dst_addr;
369 en |= !use_ntuple ? 0 :
370 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_IPADDR_MASK;
371 }
372
373 filter->ip_addr_type = use_ntuple ?
374 HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_IP_ADDR_TYPE_IPV4 :
375 HWRM_CFA_EM_FLOW_ALLOC_INPUT_IP_ADDR_TYPE_IPV4;
376
377 if (ipv4_spec->hdr.next_proto_id) {
378 filter->ip_protocol =
379 ipv4_spec->hdr.next_proto_id;
380 if (use_ntuple)
381 en |= NTUPLE_FLTR_ALLOC_IN_EN_IP_PROTO;
382 else
383 en |= EM_FLOW_ALLOC_INPUT_EN_IP_PROTO;
384 }
385 break;
386 case RTE_FLOW_ITEM_TYPE_IPV6:
387 ipv6_spec = item->spec;
388 ipv6_mask = item->mask;
389
390 if (!item->spec || !item->mask)
391 break;
392
393
394 if (ipv6_mask->hdr.vtc_flow ||
395 ipv6_mask->hdr.payload_len ||
396 ipv6_mask->hdr.proto ||
397 ipv6_mask->hdr.hop_limits) {
398 rte_flow_error_set(error,
399 EINVAL,
400 RTE_FLOW_ERROR_TYPE_ITEM,
401 item,
402 "Invalid IPv6 mask.");
403 return -rte_errno;
404 }
405
406 if (use_ntuple)
407 en |= NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_IPADDR |
408 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_IPADDR;
409 else
410 en |= EM_FLOW_ALLOC_INPUT_EN_SRC_IPADDR |
411 EM_FLOW_ALLOC_INPUT_EN_DST_IPADDR;
412
413 rte_memcpy(filter->src_ipaddr,
414 ipv6_spec->hdr.src_addr, 16);
415 rte_memcpy(filter->dst_ipaddr,
416 ipv6_spec->hdr.dst_addr, 16);
417
418 if (!bnxt_check_zero_bytes(ipv6_mask->hdr.src_addr,
419 16)) {
420 rte_memcpy(filter->src_ipaddr_mask,
421 ipv6_mask->hdr.src_addr, 16);
422 en |= !use_ntuple ? 0 :
423 NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_IPADDR_MASK;
424 }
425
426 if (!bnxt_check_zero_bytes(ipv6_mask->hdr.dst_addr,
427 16)) {
428 rte_memcpy(filter->dst_ipaddr_mask,
429 ipv6_mask->hdr.dst_addr, 16);
430 en |= !use_ntuple ? 0 :
431 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_IPADDR_MASK;
432 }
433
434 filter->ip_addr_type = use_ntuple ?
435 NTUPLE_FLTR_ALLOC_INPUT_IP_ADDR_TYPE_IPV6 :
436 EM_FLOW_ALLOC_INPUT_IP_ADDR_TYPE_IPV6;
437 break;
438 case RTE_FLOW_ITEM_TYPE_TCP:
439 tcp_spec = item->spec;
440 tcp_mask = item->mask;
441
442 if (!item->spec || !item->mask)
443 break;
444
445
446 if (tcp_mask->hdr.sent_seq ||
447 tcp_mask->hdr.recv_ack ||
448 tcp_mask->hdr.data_off ||
449 tcp_mask->hdr.tcp_flags ||
450 tcp_mask->hdr.rx_win ||
451 tcp_mask->hdr.cksum ||
452 tcp_mask->hdr.tcp_urp) {
453 rte_flow_error_set(error,
454 EINVAL,
455 RTE_FLOW_ERROR_TYPE_ITEM,
456 item,
457 "Invalid TCP mask");
458 return -rte_errno;
459 }
460
461 filter->src_port = tcp_spec->hdr.src_port;
462 filter->dst_port = tcp_spec->hdr.dst_port;
463
464 if (use_ntuple)
465 en |= NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_PORT |
466 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_PORT;
467 else
468 en |= EM_FLOW_ALLOC_INPUT_EN_SRC_PORT |
469 EM_FLOW_ALLOC_INPUT_EN_DST_PORT;
470
471 if (tcp_mask->hdr.dst_port) {
472 filter->dst_port_mask = tcp_mask->hdr.dst_port;
473 en |= !use_ntuple ? 0 :
474 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_PORT_MASK;
475 }
476
477 if (tcp_mask->hdr.src_port) {
478 filter->src_port_mask = tcp_mask->hdr.src_port;
479 en |= !use_ntuple ? 0 :
480 NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_PORT_MASK;
481 }
482 break;
483 case RTE_FLOW_ITEM_TYPE_UDP:
484 udp_spec = item->spec;
485 udp_mask = item->mask;
486
487 if (!item->spec || !item->mask)
488 break;
489
490 if (udp_mask->hdr.dgram_len ||
491 udp_mask->hdr.dgram_cksum) {
492 rte_flow_error_set(error,
493 EINVAL,
494 RTE_FLOW_ERROR_TYPE_ITEM,
495 item,
496 "Invalid UDP mask");
497 return -rte_errno;
498 }
499
500 filter->src_port = udp_spec->hdr.src_port;
501 filter->dst_port = udp_spec->hdr.dst_port;
502
503 if (use_ntuple)
504 en |= NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_PORT |
505 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_PORT;
506 else
507 en |= EM_FLOW_ALLOC_INPUT_EN_SRC_PORT |
508 EM_FLOW_ALLOC_INPUT_EN_DST_PORT;
509
510 if (udp_mask->hdr.dst_port) {
511 filter->dst_port_mask = udp_mask->hdr.dst_port;
512 en |= !use_ntuple ? 0 :
513 NTUPLE_FLTR_ALLOC_INPUT_EN_DST_PORT_MASK;
514 }
515
516 if (udp_mask->hdr.src_port) {
517 filter->src_port_mask = udp_mask->hdr.src_port;
518 en |= !use_ntuple ? 0 :
519 NTUPLE_FLTR_ALLOC_INPUT_EN_SRC_PORT_MASK;
520 }
521 break;
522 case RTE_FLOW_ITEM_TYPE_VXLAN:
523 vxlan_spec = item->spec;
524 vxlan_mask = item->mask;
525
526
527
528
529 if ((!vxlan_spec && vxlan_mask) ||
530 (vxlan_spec && !vxlan_mask)) {
531 rte_flow_error_set(error,
532 EINVAL,
533 RTE_FLOW_ERROR_TYPE_ITEM,
534 item,
535 "Invalid VXLAN item");
536 return -rte_errno;
537 }
538
539 if (!vxlan_spec && !vxlan_mask) {
540 filter->tunnel_type =
541 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_VXLAN;
542 break;
543 }
544
545 if (vxlan_spec->rsvd1 || vxlan_spec->rsvd0[0] ||
546 vxlan_spec->rsvd0[1] || vxlan_spec->rsvd0[2] ||
547 vxlan_spec->flags != 0x8) {
548 rte_flow_error_set(error,
549 EINVAL,
550 RTE_FLOW_ERROR_TYPE_ITEM,
551 item,
552 "Invalid VXLAN item");
553 return -rte_errno;
554 }
555
556
557 if (vxlan_mask != NULL) {
558 vni_masked =
559 !!memcmp(vxlan_mask->vni, vni_mask,
560 RTE_DIM(vni_mask));
561 if (vni_masked) {
562 rte_flow_error_set
563 (error,
564 EINVAL,
565 RTE_FLOW_ERROR_TYPE_ITEM,
566 item,
567 "Invalid VNI mask");
568 return -rte_errno;
569 }
570
571 rte_memcpy(((uint8_t *)&tenant_id_be + 1),
572 vxlan_spec->vni, 3);
573 filter->vni =
574 rte_be_to_cpu_32(tenant_id_be);
575 filter->tunnel_type =
576 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_VXLAN;
577 }
578 break;
579 case RTE_FLOW_ITEM_TYPE_NVGRE:
580 nvgre_spec = item->spec;
581 nvgre_mask = item->mask;
582
583
584
585
586 if ((!nvgre_spec && nvgre_mask) ||
587 (nvgre_spec && !nvgre_mask)) {
588 rte_flow_error_set(error,
589 EINVAL,
590 RTE_FLOW_ERROR_TYPE_ITEM,
591 item,
592 "Invalid NVGRE item");
593 return -rte_errno;
594 }
595
596 if (!nvgre_spec && !nvgre_mask) {
597 filter->tunnel_type =
598 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_NVGRE;
599 break;
600 }
601
602 if (nvgre_spec->c_k_s_rsvd0_ver != 0x2000 ||
603 nvgre_spec->protocol != 0x6558) {
604 rte_flow_error_set(error,
605 EINVAL,
606 RTE_FLOW_ERROR_TYPE_ITEM,
607 item,
608 "Invalid NVGRE item");
609 return -rte_errno;
610 }
611
612 if (nvgre_spec && nvgre_mask) {
613 tni_masked =
614 !!memcmp(nvgre_mask->tni, tni_mask,
615 RTE_DIM(tni_mask));
616 if (tni_masked) {
617 rte_flow_error_set
618 (error,
619 EINVAL,
620 RTE_FLOW_ERROR_TYPE_ITEM,
621 item,
622 "Invalid TNI mask");
623 return -rte_errno;
624 }
625 rte_memcpy(((uint8_t *)&tenant_id_be + 1),
626 nvgre_spec->tni, 3);
627 filter->vni =
628 rte_be_to_cpu_32(tenant_id_be);
629 filter->tunnel_type =
630 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_NVGRE;
631 }
632 break;
633
634 case RTE_FLOW_ITEM_TYPE_GRE:
635 gre_spec = (const struct rte_flow_item_gre *)item->spec;
636 gre_mask = (const struct rte_flow_item_gre *)item->mask;
637
638
639
640
641
642
643 if (!!gre_spec ^ !!gre_mask) {
644 rte_flow_error_set(error, EINVAL,
645 RTE_FLOW_ERROR_TYPE_ITEM,
646 item,
647 "Invalid GRE item");
648 return -rte_errno;
649 }
650
651 if (!gre_spec && !gre_mask) {
652 filter->tunnel_type =
653 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_IPGRE;
654 break;
655 }
656 break;
657
658 case RTE_FLOW_ITEM_TYPE_VF:
659 vf_spec = item->spec;
660 vf = vf_spec->id;
661 if (!BNXT_PF(bp)) {
662 rte_flow_error_set(error,
663 EINVAL,
664 RTE_FLOW_ERROR_TYPE_ITEM,
665 item,
666 "Configuring on a VF!");
667 return -rte_errno;
668 }
669
670 if (vf >= bp->pdev->max_vfs) {
671 rte_flow_error_set(error,
672 EINVAL,
673 RTE_FLOW_ERROR_TYPE_ITEM,
674 item,
675 "Incorrect VF id!");
676 return -rte_errno;
677 }
678
679 if (!attr->transfer) {
680 rte_flow_error_set(error,
681 ENOTSUP,
682 RTE_FLOW_ERROR_TYPE_ITEM,
683 item,
684 "Matching VF traffic without"
685 " affecting it (transfer attribute)"
686 " is unsupported");
687 return -rte_errno;
688 }
689
690 filter->mirror_vnic_id =
691 dflt_vnic = bnxt_hwrm_func_qcfg_vf_dflt_vnic_id(bp, vf);
692 if (dflt_vnic < 0) {
693
694
695
696 rte_flow_error_set
697 (error,
698 EINVAL,
699 RTE_FLOW_ERROR_TYPE_ITEM,
700 item,
701 "Unable to get default VNIC for VF");
702 return -rte_errno;
703 }
704
705 filter->mirror_vnic_id = dflt_vnic;
706 en |= NTUPLE_FLTR_ALLOC_INPUT_EN_MIRROR_VNIC_ID;
707 break;
708 default:
709 break;
710 }
711 item++;
712 }
713 filter->enables = en;
714 filter->valid_flags = valid_flags;
715
716 return 0;
717}
718
719
720static int
721bnxt_flow_parse_attr(const struct rte_flow_attr *attr,
722 struct rte_flow_error *error)
723{
724
725 if (!attr->ingress) {
726 rte_flow_error_set(error,
727 EINVAL,
728 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
729 attr,
730 "Only support ingress.");
731 return -rte_errno;
732 }
733
734
735 if (attr->egress) {
736 rte_flow_error_set(error,
737 EINVAL,
738 RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
739 attr,
740 "No support for egress.");
741 return -rte_errno;
742 }
743
744 return 0;
745}
746
747static struct bnxt_filter_info *
748bnxt_find_matching_l2_filter(struct bnxt *bp, struct bnxt_filter_info *nf)
749{
750 struct bnxt_filter_info *mf, *f0;
751 struct bnxt_vnic_info *vnic0;
752 int i;
753
754 vnic0 = BNXT_GET_DEFAULT_VNIC(bp);
755 f0 = STAILQ_FIRST(&vnic0->filter);
756
757
758 if (memcmp(f0->l2_addr, nf->dst_macaddr, RTE_ETHER_ADDR_LEN) == 0)
759 return f0;
760
761 for (i = bp->max_vnics - 1; i >= 0; i--) {
762 struct bnxt_vnic_info *vnic = &bp->vnic_info[i];
763
764 if (vnic->fw_vnic_id == INVALID_VNIC_ID)
765 continue;
766
767 STAILQ_FOREACH(mf, &vnic->filter, next) {
768
769 if (mf->matching_l2_fltr_ptr)
770 continue;
771
772 if (mf->ethertype == nf->ethertype &&
773 mf->l2_ovlan == nf->l2_ovlan &&
774 mf->l2_ovlan_mask == nf->l2_ovlan_mask &&
775 mf->l2_ivlan == nf->l2_ivlan &&
776 mf->l2_ivlan_mask == nf->l2_ivlan_mask &&
777 !memcmp(mf->src_macaddr, nf->src_macaddr,
778 RTE_ETHER_ADDR_LEN) &&
779 !memcmp(mf->dst_macaddr, nf->dst_macaddr,
780 RTE_ETHER_ADDR_LEN))
781 return mf;
782 }
783 }
784 return NULL;
785}
786
787static struct bnxt_filter_info *
788bnxt_create_l2_filter(struct bnxt *bp, struct bnxt_filter_info *nf,
789 struct bnxt_vnic_info *vnic)
790{
791 struct bnxt_filter_info *filter1;
792 int rc;
793
794
795
796
797
798 filter1 = bnxt_get_unused_filter(bp);
799 if (filter1 == NULL)
800 return NULL;
801
802 memcpy(filter1, nf, sizeof(*filter1));
803
804 filter1->flags = HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_XDP_DISABLE;
805 filter1->flags |= HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_PATH_RX;
806 if (nf->valid_flags & BNXT_FLOW_L2_SRC_VALID_FLAG ||
807 nf->valid_flags & BNXT_FLOW_L2_DST_VALID_FLAG) {
808 filter1->flags |=
809 HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_OUTERMOST;
810 PMD_DRV_LOG(DEBUG, "Create Outer filter\n");
811 }
812
813 if (nf->filter_type == HWRM_CFA_L2_FILTER &&
814 (nf->valid_flags & BNXT_FLOW_L2_SRC_VALID_FLAG ||
815 nf->valid_flags & BNXT_FLOW_L2_INNER_SRC_VALID_FLAG)) {
816 PMD_DRV_LOG(DEBUG, "Create L2 filter for SRC MAC\n");
817 filter1->flags |=
818 HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_SOURCE_VALID;
819 memcpy(filter1->l2_addr, nf->src_macaddr, RTE_ETHER_ADDR_LEN);
820 } else {
821 PMD_DRV_LOG(DEBUG, "Create L2 filter for DST MAC\n");
822 memcpy(filter1->l2_addr, nf->dst_macaddr, RTE_ETHER_ADDR_LEN);
823 }
824
825 if (nf->priority &&
826 (nf->valid_flags & BNXT_FLOW_L2_DST_VALID_FLAG ||
827 nf->valid_flags & BNXT_FLOW_L2_INNER_DST_VALID_FLAG)) {
828
829 if (nf->priority > 65535) {
830 filter1->pri_hint =
831 HWRM_CFA_L2_FILTER_ALLOC_INPUT_PRI_HINT_BELOW_FILTER;
832
833 filter1->l2_filter_id_hint = (uint64_t)-1;
834 }
835 }
836
837 if (nf->valid_flags & (BNXT_FLOW_L2_DST_VALID_FLAG |
838 BNXT_FLOW_L2_SRC_VALID_FLAG |
839 BNXT_FLOW_L2_INNER_SRC_VALID_FLAG |
840 BNXT_FLOW_L2_INNER_DST_VALID_FLAG)) {
841 filter1->enables =
842 HWRM_CFA_L2_FILTER_ALLOC_INPUT_ENABLES_L2_ADDR |
843 L2_FILTER_ALLOC_INPUT_EN_L2_ADDR_MASK;
844 memset(filter1->l2_addr_mask, 0xff, RTE_ETHER_ADDR_LEN);
845 }
846
847 if (nf->valid_flags & BNXT_FLOW_L2_DROP_FLAG) {
848 filter1->flags |=
849 HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_DROP;
850 if (nf->ethertype == RTE_ETHER_TYPE_IPV4) {
851
852
853
854
855 if (nf->valid_flags & BNXT_FLOW_PARSE_INNER_FLAG) {
856 filter1->enables |=
857 L2_FILTER_ALLOC_INPUT_EN_T_NUM_VLANS;
858 } else {
859 filter1->enables |=
860 L2_FILTER_ALLOC_INPUT_EN_NUM_VLANS;
861 filter1->flags |=
862 HWRM_CFA_L2_FILTER_ALLOC_INPUT_FLAGS_OUTERMOST;
863 }
864 }
865 }
866
867 rc = bnxt_hwrm_set_l2_filter(bp, vnic->fw_vnic_id,
868 filter1);
869 if (rc) {
870 bnxt_free_filter(bp, filter1);
871 return NULL;
872 }
873 return filter1;
874}
875
876struct bnxt_filter_info *
877bnxt_get_l2_filter(struct bnxt *bp, struct bnxt_filter_info *nf,
878 struct bnxt_vnic_info *vnic)
879{
880 struct bnxt_filter_info *l2_filter = NULL;
881
882 l2_filter = bnxt_find_matching_l2_filter(bp, nf);
883 if (l2_filter) {
884 l2_filter->l2_ref_cnt++;
885 } else {
886 l2_filter = bnxt_create_l2_filter(bp, nf, vnic);
887 if (l2_filter) {
888 STAILQ_INSERT_TAIL(&vnic->filter, l2_filter, next);
889 l2_filter->vnic = vnic;
890 }
891 }
892 nf->matching_l2_fltr_ptr = l2_filter;
893
894 return l2_filter;
895}
896
897static int bnxt_vnic_prep(struct bnxt *bp, struct bnxt_vnic_info *vnic)
898{
899 struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
900 uint64_t rx_offloads = dev_conf->rxmode.offloads;
901 int rc;
902
903 rc = bnxt_vnic_grp_alloc(bp, vnic);
904 if (rc)
905 goto ret;
906
907 rc = bnxt_hwrm_vnic_alloc(bp, vnic);
908 if (rc) {
909 PMD_DRV_LOG(ERR, "HWRM vnic alloc failure rc: %x\n", rc);
910 goto ret;
911 }
912 bp->nr_vnics++;
913
914
915 if (vnic->rx_queue_cnt > 1) {
916 rc = bnxt_hwrm_vnic_ctx_alloc(bp, vnic, 0 );
917 if (rc) {
918 PMD_DRV_LOG(ERR,
919 "HWRM vnic ctx alloc failure: %x\n", rc);
920 goto ret;
921 }
922 } else {
923 PMD_DRV_LOG(DEBUG, "No RSS context required\n");
924 }
925
926 if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
927 vnic->vlan_strip = true;
928 else
929 vnic->vlan_strip = false;
930
931 rc = bnxt_hwrm_vnic_cfg(bp, vnic);
932 if (rc)
933 goto ret;
934
935 bnxt_hwrm_vnic_plcmode_cfg(bp, vnic);
936
937ret:
938 return rc;
939}
940
941static int match_vnic_rss_cfg(struct bnxt *bp,
942 struct bnxt_vnic_info *vnic,
943 const struct rte_flow_action_rss *rss)
944{
945 unsigned int match = 0, i;
946
947 if (vnic->rx_queue_cnt != rss->queue_num)
948 return -EINVAL;
949
950 for (i = 0; i < rss->queue_num; i++) {
951 if (!bp->rx_queues[rss->queue[i]]->vnic->rx_queue_cnt &&
952 !bp->rx_queues[rss->queue[i]]->rx_started)
953 return -EINVAL;
954 }
955
956 for (i = 0; i < vnic->rx_queue_cnt; i++) {
957 int j;
958
959 for (j = 0; j < vnic->rx_queue_cnt; j++) {
960 if (bp->grp_info[rss->queue[i]].fw_grp_id ==
961 vnic->fw_grp_ids[j])
962 match++;
963 }
964 }
965
966 if (match != vnic->rx_queue_cnt) {
967 PMD_DRV_LOG(ERR,
968 "VNIC queue count %d vs queues matched %d\n",
969 match, vnic->rx_queue_cnt);
970 return -EINVAL;
971 }
972
973 return 0;
974}
975
976static void
977bnxt_update_filter_flags_en(struct bnxt_filter_info *filter,
978 struct bnxt_filter_info *filter1,
979 int use_ntuple)
980{
981 if (!use_ntuple &&
982 !(filter->valid_flags &
983 ~(BNXT_FLOW_L2_DST_VALID_FLAG |
984 BNXT_FLOW_L2_SRC_VALID_FLAG |
985 BNXT_FLOW_L2_INNER_SRC_VALID_FLAG |
986 BNXT_FLOW_L2_INNER_DST_VALID_FLAG |
987 BNXT_FLOW_L2_DROP_FLAG |
988 BNXT_FLOW_PARSE_INNER_FLAG))) {
989 filter->flags = filter1->flags;
990 filter->enables = filter1->enables;
991 filter->filter_type = HWRM_CFA_L2_FILTER;
992 memcpy(filter->l2_addr, filter1->l2_addr, RTE_ETHER_ADDR_LEN);
993 memset(filter->l2_addr_mask, 0xff, RTE_ETHER_ADDR_LEN);
994 filter->pri_hint = filter1->pri_hint;
995 filter->l2_filter_id_hint = filter1->l2_filter_id_hint;
996 }
997 filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
998 filter->l2_ref_cnt = filter1->l2_ref_cnt;
999 filter->flow_id = filter1->flow_id;
1000 PMD_DRV_LOG(DEBUG,
1001 "l2_filter: %p fw_l2_filter_id %" PRIx64 " l2_ref_cnt %u\n",
1002 filter1, filter->fw_l2_filter_id, filter->l2_ref_cnt);
1003}
1004
1005static int
1006bnxt_validate_and_parse_flow(struct rte_eth_dev *dev,
1007 const struct rte_flow_item pattern[],
1008 const struct rte_flow_action actions[],
1009 const struct rte_flow_attr *attr,
1010 struct rte_flow_error *error,
1011 struct bnxt_filter_info *filter)
1012{
1013 const struct rte_flow_action *act =
1014 bnxt_flow_non_void_action(actions);
1015 struct bnxt *bp = dev->data->dev_private;
1016 struct rte_eth_conf *dev_conf = &bp->eth_dev->data->dev_conf;
1017 struct bnxt_vnic_info *vnic = NULL, *vnic0 = NULL;
1018 const struct rte_flow_action_queue *act_q;
1019 const struct rte_flow_action_vf *act_vf;
1020 struct bnxt_filter_info *filter1 = NULL;
1021 const struct rte_flow_action_rss *rss;
1022 struct bnxt_rx_queue *rxq = NULL;
1023 int dflt_vnic, vnic_id;
1024 unsigned int rss_idx;
1025 uint32_t vf = 0, i;
1026 int rc, use_ntuple;
1027
1028 rc =
1029 bnxt_validate_and_parse_flow_type(bp, attr, pattern, error, filter);
1030 if (rc != 0)
1031 goto ret;
1032
1033 rc = bnxt_flow_parse_attr(attr, error);
1034 if (rc != 0)
1035 goto ret;
1036
1037
1038 if (filter->filter_type == HWRM_CFA_EM_FILTER)
1039 filter->flags = HWRM_CFA_EM_FLOW_ALLOC_INPUT_FLAGS_PATH_RX;
1040
1041 use_ntuple = bnxt_filter_type_check(pattern, error);
1042
1043start:
1044 switch (act->type) {
1045 case RTE_FLOW_ACTION_TYPE_QUEUE:
1046
1047 act_q = (const struct rte_flow_action_queue *)act->conf;
1048 if (!act_q->index || act_q->index >= bp->rx_nr_rings) {
1049 rte_flow_error_set(error,
1050 EINVAL,
1051 RTE_FLOW_ERROR_TYPE_ACTION,
1052 act,
1053 "Invalid queue ID.");
1054 rc = -rte_errno;
1055 goto ret;
1056 }
1057 PMD_DRV_LOG(DEBUG, "Queue index %d\n", act_q->index);
1058
1059 if (use_ntuple && !BNXT_RFS_NEEDS_VNIC(bp)) {
1060 filter->flags =
1061 HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_FLAGS_DEST_RFS_RING_IDX;
1062 filter->dst_id = act_q->index;
1063 goto skip_vnic_alloc;
1064 }
1065
1066 vnic_id = attr->group;
1067 if (!vnic_id) {
1068 PMD_DRV_LOG(DEBUG, "Group id is 0\n");
1069 vnic_id = act_q->index;
1070 }
1071
1072 BNXT_VALID_VNIC_OR_RET(bp, vnic_id);
1073
1074 vnic = &bp->vnic_info[vnic_id];
1075 if (vnic->rx_queue_cnt) {
1076 if (vnic->start_grp_id != act_q->index) {
1077 PMD_DRV_LOG(ERR,
1078 "VNIC already in use\n");
1079 rte_flow_error_set(error,
1080 EINVAL,
1081 RTE_FLOW_ERROR_TYPE_ACTION,
1082 act,
1083 "VNIC already in use");
1084 rc = -rte_errno;
1085 goto ret;
1086 }
1087 goto use_vnic;
1088 }
1089
1090 rxq = bp->rx_queues[act_q->index];
1091
1092 if (!(dev_conf->rxmode.mq_mode & ETH_MQ_RX_RSS) && rxq &&
1093 vnic->fw_vnic_id != INVALID_HW_RING_ID)
1094 goto use_vnic;
1095
1096 if (!rxq) {
1097 PMD_DRV_LOG(ERR,
1098 "Queue invalid or used with other VNIC\n");
1099 rte_flow_error_set(error,
1100 EINVAL,
1101 RTE_FLOW_ERROR_TYPE_ACTION,
1102 act,
1103 "Queue invalid queue or in use");
1104 rc = -rte_errno;
1105 goto ret;
1106 }
1107
1108 rxq->vnic = vnic;
1109 rxq->rx_started = 1;
1110 vnic->rx_queue_cnt++;
1111 vnic->start_grp_id = act_q->index;
1112 vnic->end_grp_id = act_q->index;
1113 vnic->func_default = 0;
1114
1115 PMD_DRV_LOG(DEBUG, "VNIC found\n");
1116
1117 rc = bnxt_vnic_prep(bp, vnic);
1118 if (rc) {
1119 rte_flow_error_set(error,
1120 EINVAL,
1121 RTE_FLOW_ERROR_TYPE_ACTION,
1122 act,
1123 "VNIC prep fail");
1124 rc = -rte_errno;
1125 goto ret;
1126 }
1127
1128 PMD_DRV_LOG(DEBUG,
1129 "vnic[%d] = %p vnic->fw_grp_ids = %p\n",
1130 act_q->index, vnic, vnic->fw_grp_ids);
1131
1132use_vnic:
1133 vnic->ff_pool_idx = vnic_id;
1134 PMD_DRV_LOG(DEBUG,
1135 "Setting vnic ff_idx %d\n", vnic->ff_pool_idx);
1136 filter->dst_id = vnic->fw_vnic_id;
1137skip_vnic_alloc:
1138
1139
1140
1141
1142 vnic0 = BNXT_GET_DEFAULT_VNIC(bp);
1143 if (use_ntuple)
1144 filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
1145 else
1146 filter1 = bnxt_get_l2_filter(bp, filter, vnic);
1147 if (filter1 == NULL) {
1148 rte_flow_error_set(error,
1149 ENOSPC,
1150 RTE_FLOW_ERROR_TYPE_ACTION,
1151 act,
1152 "Filter not available");
1153 rc = -rte_errno;
1154 goto ret;
1155 }
1156
1157 PMD_DRV_LOG(DEBUG, "new fltr: %p l2fltr: %p l2_ref_cnt: %d\n",
1158 filter, filter1, filter1->l2_ref_cnt);
1159 bnxt_update_filter_flags_en(filter, filter1, use_ntuple);
1160 break;
1161 case RTE_FLOW_ACTION_TYPE_DROP:
1162 vnic0 = &bp->vnic_info[0];
1163 filter->dst_id = vnic0->fw_vnic_id;
1164 filter->valid_flags |= BNXT_FLOW_L2_DROP_FLAG;
1165 filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
1166 if (filter1 == NULL) {
1167 rte_flow_error_set(error,
1168 ENOSPC,
1169 RTE_FLOW_ERROR_TYPE_ACTION,
1170 act,
1171 "Filter not available");
1172 rc = -rte_errno;
1173 goto ret;
1174 }
1175
1176 if (filter->filter_type == HWRM_CFA_EM_FILTER)
1177 filter->flags =
1178 HWRM_CFA_EM_FLOW_ALLOC_INPUT_FLAGS_DROP;
1179 else if (filter->filter_type == HWRM_CFA_NTUPLE_FILTER)
1180 filter->flags =
1181 HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_FLAGS_DROP;
1182
1183 bnxt_update_filter_flags_en(filter, filter1, use_ntuple);
1184 break;
1185 case RTE_FLOW_ACTION_TYPE_COUNT:
1186 vnic0 = &bp->vnic_info[0];
1187 filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
1188 if (filter1 == NULL) {
1189 rte_flow_error_set(error,
1190 ENOSPC,
1191 RTE_FLOW_ERROR_TYPE_ACTION,
1192 act,
1193 "New filter not available");
1194 rc = -rte_errno;
1195 goto ret;
1196 }
1197
1198 filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
1199 filter->flow_id = filter1->flow_id;
1200 filter->flags = HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_FLAGS_METER;
1201 break;
1202 case RTE_FLOW_ACTION_TYPE_VF:
1203 act_vf = (const struct rte_flow_action_vf *)act->conf;
1204 vf = act_vf->id;
1205
1206 if (filter->tunnel_type ==
1207 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_VXLAN ||
1208 filter->tunnel_type ==
1209 CFA_NTUPLE_FILTER_ALLOC_REQ_TUNNEL_TYPE_IPGRE) {
1210
1211 if (BNXT_VF(bp)) {
1212 if (!BNXT_VF_IS_TRUSTED(bp) || vf) {
1213 rte_flow_error_set(error, EINVAL,
1214 RTE_FLOW_ERROR_TYPE_ACTION,
1215 act,
1216 "Incorrect VF");
1217 rc = -rte_errno;
1218 goto ret;
1219 }
1220 }
1221
1222 filter->enables |= filter->tunnel_type;
1223 filter->filter_type = HWRM_CFA_TUNNEL_REDIRECT_FILTER;
1224 goto done;
1225 }
1226
1227 if (vf >= bp->pdev->max_vfs) {
1228 rte_flow_error_set(error,
1229 EINVAL,
1230 RTE_FLOW_ERROR_TYPE_ACTION,
1231 act,
1232 "Incorrect VF id!");
1233 rc = -rte_errno;
1234 goto ret;
1235 }
1236
1237 filter->mirror_vnic_id =
1238 dflt_vnic = bnxt_hwrm_func_qcfg_vf_dflt_vnic_id(bp, vf);
1239 if (dflt_vnic < 0) {
1240
1241
1242
1243 rte_flow_error_set(error,
1244 EINVAL,
1245 RTE_FLOW_ERROR_TYPE_ACTION,
1246 act,
1247 "Unable to get default VNIC for VF");
1248 rc = -rte_errno;
1249 goto ret;
1250 }
1251
1252 filter->mirror_vnic_id = dflt_vnic;
1253 filter->enables |= NTUPLE_FLTR_ALLOC_INPUT_EN_MIRROR_VNIC_ID;
1254
1255 vnic0 = &bp->vnic_info[0];
1256 filter1 = bnxt_get_l2_filter(bp, filter, vnic0);
1257 if (filter1 == NULL) {
1258 rte_flow_error_set(error,
1259 ENOSPC,
1260 RTE_FLOW_ERROR_TYPE_ACTION,
1261 act,
1262 "New filter not available");
1263 rc = -rte_errno;
1264 goto ret;
1265 }
1266
1267 filter->fw_l2_filter_id = filter1->fw_l2_filter_id;
1268 filter->flow_id = filter1->flow_id;
1269 break;
1270 case RTE_FLOW_ACTION_TYPE_RSS:
1271 rss = (const struct rte_flow_action_rss *)act->conf;
1272
1273 vnic_id = attr->group;
1274
1275 BNXT_VALID_VNIC_OR_RET(bp, vnic_id);
1276 vnic = &bp->vnic_info[vnic_id];
1277
1278
1279
1280
1281
1282 if (vnic->rx_queue_cnt) {
1283 rc = match_vnic_rss_cfg(bp, vnic, rss);
1284 if (rc) {
1285 PMD_DRV_LOG(ERR,
1286 "VNIC and RSS config mismatch\n");
1287 rte_flow_error_set(error,
1288 EINVAL,
1289 RTE_FLOW_ERROR_TYPE_ACTION,
1290 act,
1291 "VNIC and RSS cfg mismatch");
1292 rc = -rte_errno;
1293 goto ret;
1294 }
1295 goto vnic_found;
1296 }
1297
1298 for (i = 0; i < rss->queue_num; i++) {
1299 PMD_DRV_LOG(DEBUG, "RSS action Queue %d\n",
1300 rss->queue[i]);
1301
1302 if (!rss->queue[i] ||
1303 rss->queue[i] >= bp->rx_nr_rings ||
1304 !bp->rx_queues[rss->queue[i]]) {
1305 rte_flow_error_set(error,
1306 EINVAL,
1307 RTE_FLOW_ERROR_TYPE_ACTION,
1308 act,
1309 "Invalid queue ID for RSS");
1310 rc = -rte_errno;
1311 goto ret;
1312 }
1313 rxq = bp->rx_queues[rss->queue[i]];
1314
1315 if (bp->vnic_info[0].fw_grp_ids[rss->queue[i]] !=
1316 INVALID_HW_RING_ID) {
1317 PMD_DRV_LOG(ERR,
1318 "queue active with other VNIC\n");
1319 rte_flow_error_set(error,
1320 EINVAL,
1321 RTE_FLOW_ERROR_TYPE_ACTION,
1322 act,
1323 "Invalid queue ID for RSS");
1324 rc = -rte_errno;
1325 goto ret;
1326 }
1327
1328 rxq->vnic = vnic;
1329 rxq->rx_started = 1;
1330 vnic->rx_queue_cnt++;
1331 }
1332
1333 vnic->start_grp_id = rss->queue[0];
1334 vnic->end_grp_id = rss->queue[rss->queue_num - 1];
1335 vnic->func_default = 0;
1336
1337 rc = bnxt_vnic_prep(bp, vnic);
1338 if (rc) {
1339 rte_flow_error_set(error,
1340 EINVAL,
1341 RTE_FLOW_ERROR_TYPE_ACTION,
1342 act,
1343 "VNIC prep fail");
1344 rc = -rte_errno;
1345 goto ret;
1346 }
1347
1348 PMD_DRV_LOG(DEBUG,
1349 "vnic[%d] = %p vnic->fw_grp_ids = %p\n",
1350 vnic_id, vnic, vnic->fw_grp_ids);
1351
1352 vnic->ff_pool_idx = vnic_id;
1353 PMD_DRV_LOG(DEBUG,
1354 "Setting vnic ff_pool_idx %d\n", vnic->ff_pool_idx);
1355
1356
1357 for (i = 0; i < vnic->rx_queue_cnt; i++) {
1358 vnic->fw_grp_ids[i] =
1359 bp->grp_info[rss->queue[i]].fw_grp_id;
1360
1361 bp->vnic_info[0].fw_grp_ids[rss->queue[i]] =
1362 INVALID_HW_RING_ID;
1363 }
1364
1365 for (rss_idx = 0; rss_idx < HW_HASH_INDEX_SIZE; ) {
1366 for (i = 0; i < vnic->rx_queue_cnt; i++)
1367 vnic->rss_table[rss_idx++] =
1368 vnic->fw_grp_ids[i];
1369 }
1370
1371
1372 if (vnic->rx_queue_cnt > 1) {
1373 vnic->hash_type =
1374 bnxt_rte_to_hwrm_hash_types(rss->types);
1375 vnic->hash_mode =
1376 bnxt_rte_to_hwrm_hash_level(bp, rss->types, rss->level);
1377
1378 if (!rss->key_len) {
1379
1380
1381
1382 prandom_bytes(vnic->rss_hash_key,
1383 HW_HASH_KEY_SIZE);
1384 } else {
1385 if (rss->key_len > HW_HASH_KEY_SIZE)
1386 memcpy(vnic->rss_hash_key,
1387 rss->key,
1388 HW_HASH_KEY_SIZE);
1389 else
1390 memcpy(vnic->rss_hash_key,
1391 rss->key,
1392 rss->key_len);
1393 }
1394 bnxt_hwrm_vnic_rss_cfg(bp, vnic);
1395 } else {
1396 PMD_DRV_LOG(DEBUG, "No RSS config required\n");
1397 }
1398
1399vnic_found:
1400 filter->dst_id = vnic->fw_vnic_id;
1401 filter1 = bnxt_get_l2_filter(bp, filter, vnic);
1402 if (filter1 == NULL) {
1403 rte_flow_error_set(error,
1404 ENOSPC,
1405 RTE_FLOW_ERROR_TYPE_ACTION,
1406 act,
1407 "New filter not available");
1408 rc = -rte_errno;
1409 goto ret;
1410 }
1411
1412 PMD_DRV_LOG(DEBUG, "L2 filter created\n");
1413 bnxt_update_filter_flags_en(filter, filter1, use_ntuple);
1414 break;
1415 case RTE_FLOW_ACTION_TYPE_MARK:
1416 if (bp->mark_table == NULL) {
1417 rte_flow_error_set(error,
1418 ENOMEM,
1419 RTE_FLOW_ERROR_TYPE_ACTION,
1420 act,
1421 "Mark table not allocated.");
1422 rc = -rte_errno;
1423 goto ret;
1424 }
1425
1426 if (bp->flags & BNXT_FLAG_RX_VECTOR_PKT_MODE) {
1427 PMD_DRV_LOG(DEBUG,
1428 "Disabling vector processing for mark\n");
1429 bp->eth_dev->rx_pkt_burst = bnxt_recv_pkts;
1430 bp->flags &= ~BNXT_FLAG_RX_VECTOR_PKT_MODE;
1431 }
1432
1433 filter->valid_flags |= BNXT_FLOW_MARK_FLAG;
1434 filter->mark = ((const struct rte_flow_action_mark *)
1435 act->conf)->id;
1436 PMD_DRV_LOG(DEBUG, "Mark the flow %d\n", filter->mark);
1437 break;
1438 default:
1439 rte_flow_error_set(error,
1440 EINVAL,
1441 RTE_FLOW_ERROR_TYPE_ACTION,
1442 act,
1443 "Invalid action.");
1444 rc = -rte_errno;
1445 goto ret;
1446 }
1447
1448done:
1449 act = bnxt_flow_non_void_action(++act);
1450 while (act->type != RTE_FLOW_ACTION_TYPE_END)
1451 goto start;
1452
1453 return rc;
1454ret:
1455
1456 if (filter1) {
1457 bnxt_hwrm_clear_l2_filter(bp, filter1);
1458 bnxt_free_filter(bp, filter1);
1459 }
1460
1461 if (rte_errno) {
1462 if (vnic && STAILQ_EMPTY(&vnic->filter))
1463 vnic->rx_queue_cnt = 0;
1464
1465 if (rxq && !vnic->rx_queue_cnt)
1466 rxq->vnic = &bp->vnic_info[0];
1467 }
1468 return -rte_errno;
1469}
1470
1471static
1472struct bnxt_vnic_info *find_matching_vnic(struct bnxt *bp,
1473 struct bnxt_filter_info *filter)
1474{
1475 struct bnxt_vnic_info *vnic = NULL;
1476 unsigned int i;
1477
1478 for (i = 0; i < bp->max_vnics; i++) {
1479 vnic = &bp->vnic_info[i];
1480 if (vnic->fw_vnic_id != INVALID_VNIC_ID &&
1481 filter->dst_id == vnic->fw_vnic_id) {
1482 PMD_DRV_LOG(DEBUG, "Found matching VNIC Id %d\n",
1483 vnic->ff_pool_idx);
1484 return vnic;
1485 }
1486 }
1487 return NULL;
1488}
1489
1490static int
1491bnxt_flow_validate(struct rte_eth_dev *dev,
1492 const struct rte_flow_attr *attr,
1493 const struct rte_flow_item pattern[],
1494 const struct rte_flow_action actions[],
1495 struct rte_flow_error *error)
1496{
1497 struct bnxt *bp = dev->data->dev_private;
1498 struct bnxt_vnic_info *vnic = NULL;
1499 struct bnxt_filter_info *filter;
1500 int ret = 0;
1501
1502 bnxt_acquire_flow_lock(bp);
1503 ret = bnxt_flow_args_validate(attr, pattern, actions, error);
1504 if (ret != 0) {
1505 bnxt_release_flow_lock(bp);
1506 return ret;
1507 }
1508
1509 filter = bnxt_get_unused_filter(bp);
1510 if (filter == NULL) {
1511 PMD_DRV_LOG(ERR, "Not enough resources for a new flow.\n");
1512 bnxt_release_flow_lock(bp);
1513 return -ENOMEM;
1514 }
1515
1516 ret = bnxt_validate_and_parse_flow(dev, pattern, actions, attr,
1517 error, filter);
1518 if (ret)
1519 goto exit;
1520
1521 vnic = find_matching_vnic(bp, filter);
1522 if (vnic) {
1523 if (STAILQ_EMPTY(&vnic->filter)) {
1524 rte_free(vnic->fw_grp_ids);
1525 bnxt_hwrm_vnic_ctx_free(bp, vnic);
1526 bnxt_hwrm_vnic_free(bp, vnic);
1527 vnic->rx_queue_cnt = 0;
1528 PMD_DRV_LOG(DEBUG, "Free VNIC\n");
1529 }
1530 }
1531
1532 if (filter->filter_type == HWRM_CFA_EM_FILTER)
1533 bnxt_hwrm_clear_em_filter(bp, filter);
1534 else if (filter->filter_type == HWRM_CFA_NTUPLE_FILTER)
1535 bnxt_hwrm_clear_ntuple_filter(bp, filter);
1536 else
1537 bnxt_hwrm_clear_l2_filter(bp, filter);
1538
1539exit:
1540
1541 bnxt_free_filter(bp, filter);
1542 bnxt_release_flow_lock(bp);
1543
1544 return ret;
1545}
1546
1547static void
1548bnxt_update_filter(struct bnxt *bp, struct bnxt_filter_info *old_filter,
1549 struct bnxt_filter_info *new_filter)
1550{
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561 bnxt_hwrm_clear_l2_filter(bp, old_filter);
1562 if (new_filter->filter_type == HWRM_CFA_L2_FILTER) {
1563 bnxt_hwrm_set_l2_filter(bp, new_filter->dst_id, new_filter);
1564 } else {
1565 if (new_filter->filter_type == HWRM_CFA_EM_FILTER)
1566 bnxt_hwrm_clear_em_filter(bp, old_filter);
1567 if (new_filter->filter_type == HWRM_CFA_NTUPLE_FILTER)
1568 bnxt_hwrm_clear_ntuple_filter(bp, old_filter);
1569 }
1570}
1571
1572static int
1573bnxt_match_filter(struct bnxt *bp, struct bnxt_filter_info *nf)
1574{
1575 struct bnxt_filter_info *mf;
1576 struct rte_flow *flow;
1577 int i;
1578
1579 for (i = bp->max_vnics - 1; i >= 0; i--) {
1580 struct bnxt_vnic_info *vnic = &bp->vnic_info[i];
1581
1582 if (vnic->fw_vnic_id == INVALID_VNIC_ID)
1583 continue;
1584
1585 STAILQ_FOREACH(flow, &vnic->flow_list, next) {
1586 mf = flow->filter;
1587
1588 if (mf->filter_type == nf->filter_type &&
1589 mf->flags == nf->flags &&
1590 mf->src_port == nf->src_port &&
1591 mf->src_port_mask == nf->src_port_mask &&
1592 mf->dst_port == nf->dst_port &&
1593 mf->dst_port_mask == nf->dst_port_mask &&
1594 mf->ip_protocol == nf->ip_protocol &&
1595 mf->ip_addr_type == nf->ip_addr_type &&
1596 mf->ethertype == nf->ethertype &&
1597 mf->vni == nf->vni &&
1598 mf->tunnel_type == nf->tunnel_type &&
1599 mf->l2_ovlan == nf->l2_ovlan &&
1600 mf->l2_ovlan_mask == nf->l2_ovlan_mask &&
1601 mf->l2_ivlan == nf->l2_ivlan &&
1602 mf->l2_ivlan_mask == nf->l2_ivlan_mask &&
1603 !memcmp(mf->l2_addr, nf->l2_addr,
1604 RTE_ETHER_ADDR_LEN) &&
1605 !memcmp(mf->l2_addr_mask, nf->l2_addr_mask,
1606 RTE_ETHER_ADDR_LEN) &&
1607 !memcmp(mf->src_macaddr, nf->src_macaddr,
1608 RTE_ETHER_ADDR_LEN) &&
1609 !memcmp(mf->dst_macaddr, nf->dst_macaddr,
1610 RTE_ETHER_ADDR_LEN) &&
1611 !memcmp(mf->src_ipaddr, nf->src_ipaddr,
1612 sizeof(nf->src_ipaddr)) &&
1613 !memcmp(mf->src_ipaddr_mask, nf->src_ipaddr_mask,
1614 sizeof(nf->src_ipaddr_mask)) &&
1615 !memcmp(mf->dst_ipaddr, nf->dst_ipaddr,
1616 sizeof(nf->dst_ipaddr)) &&
1617 !memcmp(mf->dst_ipaddr_mask, nf->dst_ipaddr_mask,
1618 sizeof(nf->dst_ipaddr_mask))) {
1619 if (mf->dst_id == nf->dst_id)
1620 return -EEXIST;
1621
1622
1623
1624 bnxt_update_filter(bp, mf, nf);
1625 STAILQ_REMOVE(&vnic->filter, mf,
1626 bnxt_filter_info, next);
1627 STAILQ_INSERT_TAIL(&vnic->filter, nf, next);
1628 bnxt_free_filter(bp, mf);
1629 flow->filter = nf;
1630 return -EXDEV;
1631 }
1632 }
1633 }
1634 return 0;
1635}
1636
1637static void
1638bnxt_setup_flow_counter(struct bnxt *bp)
1639{
1640 if (bp->fw_cap & BNXT_FW_CAP_ADV_FLOW_COUNTERS &&
1641 !(bp->flags & BNXT_FLAG_FC_THREAD) && BNXT_FLOW_XSTATS_EN(bp)) {
1642 rte_eal_alarm_set(US_PER_S * BNXT_FC_TIMER,
1643 bnxt_flow_cnt_alarm_cb,
1644 (void *)bp);
1645 bp->flags |= BNXT_FLAG_FC_THREAD;
1646 }
1647}
1648
1649void bnxt_flow_cnt_alarm_cb(void *arg)
1650{
1651 int rc = 0;
1652 struct bnxt *bp = arg;
1653
1654 if (!bp->flow_stat->rx_fc_out_tbl.va) {
1655 PMD_DRV_LOG(ERR, "bp->flow_stat->rx_fc_out_tbl.va is NULL?\n");
1656 bnxt_cancel_fc_thread(bp);
1657 return;
1658 }
1659
1660 if (!bp->flow_stat->flow_count) {
1661 bnxt_cancel_fc_thread(bp);
1662 return;
1663 }
1664
1665 if (!bp->eth_dev->data->dev_started) {
1666 bnxt_cancel_fc_thread(bp);
1667 return;
1668 }
1669
1670 rc = bnxt_flow_stats_req(bp);
1671 if (rc) {
1672 PMD_DRV_LOG(ERR, "Flow stat alarm not rescheduled.\n");
1673 return;
1674 }
1675
1676 rte_eal_alarm_set(US_PER_S * BNXT_FC_TIMER,
1677 bnxt_flow_cnt_alarm_cb,
1678 (void *)bp);
1679}
1680
1681
1682static struct rte_flow *
1683bnxt_flow_create(struct rte_eth_dev *dev,
1684 const struct rte_flow_attr *attr,
1685 const struct rte_flow_item pattern[],
1686 const struct rte_flow_action actions[],
1687 struct rte_flow_error *error)
1688{
1689 struct bnxt *bp = dev->data->dev_private;
1690 struct bnxt_vnic_info *vnic = NULL;
1691 struct bnxt_filter_info *filter;
1692 bool update_flow = false;
1693 struct rte_flow *flow;
1694 int ret = 0;
1695 uint32_t tun_type, flow_id;
1696
1697 if (BNXT_VF(bp) && !BNXT_VF_IS_TRUSTED(bp)) {
1698 rte_flow_error_set(error, EINVAL,
1699 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1700 "Failed to create flow, Not a Trusted VF!");
1701 return NULL;
1702 }
1703
1704 if (!dev->data->dev_started) {
1705 rte_flow_error_set(error,
1706 EINVAL,
1707 RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
1708 NULL,
1709 "Device must be started");
1710 return NULL;
1711 }
1712
1713 flow = rte_zmalloc("bnxt_flow", sizeof(struct rte_flow), 0);
1714 if (!flow) {
1715 rte_flow_error_set(error, ENOMEM,
1716 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1717 "Failed to allocate memory");
1718 return flow;
1719 }
1720
1721 bnxt_acquire_flow_lock(bp);
1722 ret = bnxt_flow_args_validate(attr, pattern, actions, error);
1723 if (ret != 0) {
1724 PMD_DRV_LOG(ERR, "Not a validate flow.\n");
1725 goto free_flow;
1726 }
1727
1728 filter = bnxt_get_unused_filter(bp);
1729 if (filter == NULL) {
1730 rte_flow_error_set(error, ENOSPC,
1731 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1732 "Not enough resources for a new flow");
1733 goto free_flow;
1734 }
1735
1736 ret = bnxt_validate_and_parse_flow(dev, pattern, actions, attr,
1737 error, filter);
1738 if (ret != 0)
1739 goto free_filter;
1740
1741 ret = bnxt_match_filter(bp, filter);
1742 if (ret == -EEXIST) {
1743 PMD_DRV_LOG(DEBUG, "Flow already exists.\n");
1744
1745
1746
1747 bnxt_hwrm_clear_l2_filter(bp, filter);
1748 goto free_filter;
1749 } else if (ret == -EXDEV) {
1750 PMD_DRV_LOG(DEBUG, "Flow with same pattern exists\n");
1751 PMD_DRV_LOG(DEBUG, "Updating with different destination\n");
1752 update_flow = true;
1753 }
1754
1755
1756
1757
1758
1759 if (filter->filter_type == HWRM_CFA_TUNNEL_REDIRECT_FILTER &&
1760 filter->enables == filter->tunnel_type) {
1761 ret = bnxt_hwrm_tunnel_redirect_query(bp, &tun_type);
1762 if (ret) {
1763 rte_flow_error_set(error, -ret,
1764 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1765 "Unable to query tunnel to VF");
1766 goto free_filter;
1767 }
1768 if (tun_type == (1U << filter->tunnel_type)) {
1769 ret =
1770 bnxt_hwrm_tunnel_redirect_free(bp,
1771 filter->tunnel_type);
1772 if (ret) {
1773 PMD_DRV_LOG(ERR,
1774 "Unable to free existing tunnel\n");
1775 rte_flow_error_set(error, -ret,
1776 RTE_FLOW_ERROR_TYPE_HANDLE,
1777 NULL,
1778 "Unable to free preexisting "
1779 "tunnel on VF");
1780 goto free_filter;
1781 }
1782 }
1783 ret = bnxt_hwrm_tunnel_redirect(bp, filter->tunnel_type);
1784 if (ret) {
1785 rte_flow_error_set(error, -ret,
1786 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1787 "Unable to redirect tunnel to VF");
1788 goto free_filter;
1789 }
1790 vnic = &bp->vnic_info[0];
1791 goto done;
1792 }
1793
1794 if (filter->filter_type == HWRM_CFA_EM_FILTER) {
1795 filter->enables |=
1796 HWRM_CFA_EM_FLOW_ALLOC_INPUT_ENABLES_L2_FILTER_ID;
1797 ret = bnxt_hwrm_set_em_filter(bp, filter->dst_id, filter);
1798 if (ret != 0) {
1799 rte_flow_error_set(error, -ret,
1800 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1801 "Failed to create EM filter");
1802 goto free_filter;
1803 }
1804 }
1805
1806 if (filter->filter_type == HWRM_CFA_NTUPLE_FILTER) {
1807 filter->enables |=
1808 HWRM_CFA_NTUPLE_FILTER_ALLOC_INPUT_ENABLES_L2_FILTER_ID;
1809 ret = bnxt_hwrm_set_ntuple_filter(bp, filter->dst_id, filter);
1810 if (ret != 0) {
1811 rte_flow_error_set(error, -ret,
1812 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1813 "Failed to create ntuple filter");
1814 goto free_filter;
1815 }
1816 }
1817
1818 if (BNXT_RFS_NEEDS_VNIC(bp))
1819 vnic = find_matching_vnic(bp, filter);
1820 else
1821 vnic = BNXT_GET_DEFAULT_VNIC(bp);
1822done:
1823 if (!ret || update_flow) {
1824 flow->filter = filter;
1825 flow->vnic = vnic;
1826 if (update_flow) {
1827 ret = -EXDEV;
1828 goto free_flow;
1829 }
1830
1831 if (filter->valid_flags & BNXT_FLOW_MARK_FLAG) {
1832 PMD_DRV_LOG(DEBUG,
1833 "Mark action: mark id 0x%x, flow id 0x%x\n",
1834 filter->mark, filter->flow_id);
1835
1836
1837
1838
1839 flow_id = filter->flow_id & BNXT_FLOW_ID_MASK;
1840 if (bp->mark_table[flow_id].valid) {
1841 rte_flow_error_set(error, EEXIST,
1842 RTE_FLOW_ERROR_TYPE_HANDLE,
1843 NULL,
1844 "Flow with mark id exists");
1845 bnxt_clear_one_vnic_filter(bp, filter);
1846 goto free_filter;
1847 }
1848 bp->mark_table[flow_id].valid = true;
1849 bp->mark_table[flow_id].mark_id = filter->mark;
1850 }
1851
1852 STAILQ_INSERT_TAIL(&vnic->filter, filter, next);
1853 STAILQ_INSERT_TAIL(&vnic->flow_list, flow, next);
1854
1855 if (BNXT_FLOW_XSTATS_EN(bp))
1856 bp->flow_stat->flow_count++;
1857 bnxt_release_flow_lock(bp);
1858 bnxt_setup_flow_counter(bp);
1859 PMD_DRV_LOG(DEBUG, "Successfully created flow.\n");
1860 return flow;
1861 }
1862
1863free_filter:
1864 bnxt_free_filter(bp, filter);
1865free_flow:
1866 if (ret == -EEXIST)
1867 rte_flow_error_set(error, ret,
1868 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1869 "Matching Flow exists.");
1870 else if (ret == -EXDEV)
1871 rte_flow_error_set(error, 0,
1872 RTE_FLOW_ERROR_TYPE_NONE, NULL,
1873 "Flow with pattern exists, updating destination queue");
1874 else if (!rte_errno)
1875 rte_flow_error_set(error, -ret,
1876 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1877 "Failed to create flow.");
1878 rte_free(flow);
1879 flow = NULL;
1880 bnxt_release_flow_lock(bp);
1881 return flow;
1882}
1883
1884static int bnxt_handle_tunnel_redirect_destroy(struct bnxt *bp,
1885 struct bnxt_filter_info *filter,
1886 struct rte_flow_error *error)
1887{
1888 uint16_t tun_dst_fid;
1889 uint32_t tun_type;
1890 int ret = 0;
1891
1892 ret = bnxt_hwrm_tunnel_redirect_query(bp, &tun_type);
1893 if (ret) {
1894 rte_flow_error_set(error, -ret,
1895 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1896 "Unable to query tunnel to VF");
1897 return ret;
1898 }
1899 if (tun_type == (1U << filter->tunnel_type)) {
1900 ret = bnxt_hwrm_tunnel_redirect_info(bp, filter->tunnel_type,
1901 &tun_dst_fid);
1902 if (ret) {
1903 rte_flow_error_set(error, -ret,
1904 RTE_FLOW_ERROR_TYPE_HANDLE,
1905 NULL,
1906 "tunnel_redirect info cmd fail");
1907 return ret;
1908 }
1909 PMD_DRV_LOG(INFO, "Pre-existing tunnel fid = %x vf->fid = %x\n",
1910 tun_dst_fid + bp->first_vf_id, bp->fw_fid);
1911
1912
1913
1914
1915 if (bp->fw_fid != (tun_dst_fid + bp->first_vf_id))
1916 PMD_DRV_LOG(ERR,
1917 "Tunnel does not belong to this VF, skip hwrm_tunnel_redirect_free\n");
1918 else
1919 ret = bnxt_hwrm_tunnel_redirect_free(bp,
1920 filter->tunnel_type);
1921 }
1922 return ret;
1923}
1924
1925static int
1926_bnxt_flow_destroy(struct bnxt *bp,
1927 struct rte_flow *flow,
1928 struct rte_flow_error *error)
1929{
1930 struct bnxt_filter_info *filter;
1931 struct bnxt_vnic_info *vnic;
1932 int ret = 0;
1933 uint32_t flow_id;
1934
1935 filter = flow->filter;
1936 vnic = flow->vnic;
1937
1938 if (filter->filter_type == HWRM_CFA_TUNNEL_REDIRECT_FILTER &&
1939 filter->enables == filter->tunnel_type) {
1940 ret = bnxt_handle_tunnel_redirect_destroy(bp, filter, error);
1941 if (!ret)
1942 goto done;
1943 else
1944 return ret;
1945 }
1946
1947 ret = bnxt_match_filter(bp, filter);
1948 if (ret == 0)
1949 PMD_DRV_LOG(ERR, "Could not find matching flow\n");
1950
1951 if (filter->valid_flags & BNXT_FLOW_MARK_FLAG) {
1952 flow_id = filter->flow_id & BNXT_FLOW_ID_MASK;
1953 memset(&bp->mark_table[flow_id], 0,
1954 sizeof(bp->mark_table[flow_id]));
1955 filter->flow_id = 0;
1956 }
1957
1958 ret = bnxt_clear_one_vnic_filter(bp, filter);
1959
1960done:
1961 if (!ret) {
1962
1963
1964
1965
1966
1967
1968 if (filter->valid_flags & BNXT_FLOW_L2_DROP_FLAG)
1969 bnxt_set_rx_mask_no_vlan(bp, &bp->vnic_info[0]);
1970
1971 STAILQ_REMOVE(&vnic->filter, filter, bnxt_filter_info, next);
1972 bnxt_free_filter(bp, filter);
1973 STAILQ_REMOVE(&vnic->flow_list, flow, rte_flow, next);
1974 rte_free(flow);
1975 if (BNXT_FLOW_XSTATS_EN(bp))
1976 bp->flow_stat->flow_count--;
1977
1978
1979
1980
1981 if (vnic && !vnic->func_default &&
1982 STAILQ_EMPTY(&vnic->flow_list)) {
1983 rte_free(vnic->fw_grp_ids);
1984 if (vnic->rx_queue_cnt > 1)
1985 bnxt_hwrm_vnic_ctx_free(bp, vnic);
1986
1987 bnxt_hwrm_vnic_free(bp, vnic);
1988 vnic->rx_queue_cnt = 0;
1989 }
1990 } else {
1991 rte_flow_error_set(error, -ret,
1992 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1993 "Failed to destroy flow.");
1994 }
1995
1996 return ret;
1997}
1998
1999static int
2000bnxt_flow_destroy(struct rte_eth_dev *dev,
2001 struct rte_flow *flow,
2002 struct rte_flow_error *error)
2003{
2004 struct bnxt *bp = dev->data->dev_private;
2005 int ret = 0;
2006
2007 bnxt_acquire_flow_lock(bp);
2008 if (!flow) {
2009 rte_flow_error_set(error, EINVAL,
2010 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2011 "Invalid flow: failed to destroy flow.");
2012 bnxt_release_flow_lock(bp);
2013 return -EINVAL;
2014 }
2015
2016 if (!flow->filter) {
2017 rte_flow_error_set(error, EINVAL,
2018 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
2019 "Invalid flow: failed to destroy flow.");
2020 bnxt_release_flow_lock(bp);
2021 return -EINVAL;
2022 }
2023 ret = _bnxt_flow_destroy(bp, flow, error);
2024 bnxt_release_flow_lock(bp);
2025
2026 return ret;
2027}
2028
2029void bnxt_cancel_fc_thread(struct bnxt *bp)
2030{
2031 bp->flags &= ~BNXT_FLAG_FC_THREAD;
2032 rte_eal_alarm_cancel(bnxt_flow_cnt_alarm_cb, (void *)bp);
2033}
2034
2035static int
2036bnxt_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error)
2037{
2038 struct bnxt *bp = dev->data->dev_private;
2039 struct bnxt_vnic_info *vnic;
2040 struct rte_flow *flow;
2041 unsigned int i;
2042 int ret = 0;
2043
2044 bnxt_acquire_flow_lock(bp);
2045 for (i = 0; i < bp->max_vnics; i++) {
2046 vnic = &bp->vnic_info[i];
2047 if (vnic && vnic->fw_vnic_id == INVALID_VNIC_ID)
2048 continue;
2049
2050 while (!STAILQ_EMPTY(&vnic->flow_list)) {
2051 flow = STAILQ_FIRST(&vnic->flow_list);
2052
2053 if (!flow->filter)
2054 continue;
2055
2056 ret = _bnxt_flow_destroy(bp, flow, error);
2057 if (ret)
2058 break;
2059 }
2060 }
2061
2062 bnxt_cancel_fc_thread(bp);
2063 bnxt_release_flow_lock(bp);
2064
2065 return ret;
2066}
2067
2068const struct rte_flow_ops bnxt_flow_ops = {
2069 .validate = bnxt_flow_validate,
2070 .create = bnxt_flow_create,
2071 .destroy = bnxt_flow_destroy,
2072 .flush = bnxt_flow_flush,
2073};
2074
