1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018-2019 Hisilicon Limited.
5 #include <rte_flow_driver.h>
7 #include <rte_malloc.h>
9 #include "hns3_ethdev.h"
10 #include "hns3_logs.h"
12 /* Default default keys */
13 static uint8_t hns3_hash_key[] = {
14 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2,
15 0x41, 0x67, 0x25, 0x3D, 0x43, 0xA3, 0x8F, 0xB0,
16 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
17 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C,
18 0x6A, 0x42, 0xB7, 0x3B, 0xBE, 0xAC, 0x01, 0xFA
21 static const uint8_t full_mask[VNI_OR_TNI_LEN] = { 0xFF, 0xFF, 0xFF };
22 static const uint8_t zero_mask[VNI_OR_TNI_LEN] = { 0x00, 0x00, 0x00 };
24 /* Special Filter id for non-specific packet flagging. Don't change value */
25 #define HNS3_MAX_FILTER_ID 0x0FFF
27 #define ETHER_TYPE_MASK 0xFFFF
28 #define IPPROTO_MASK 0xFF
29 #define TUNNEL_TYPE_MASK 0xFFFF
31 #define HNS3_TUNNEL_TYPE_VXLAN 0x12B5
32 #define HNS3_TUNNEL_TYPE_VXLAN_GPE 0x12B6
33 #define HNS3_TUNNEL_TYPE_GENEVE 0x17C1
34 #define HNS3_TUNNEL_TYPE_NVGRE 0x6558
36 static enum rte_flow_item_type first_items[] = {
37 RTE_FLOW_ITEM_TYPE_ETH,
38 RTE_FLOW_ITEM_TYPE_IPV4,
39 RTE_FLOW_ITEM_TYPE_IPV6,
40 RTE_FLOW_ITEM_TYPE_TCP,
41 RTE_FLOW_ITEM_TYPE_UDP,
42 RTE_FLOW_ITEM_TYPE_SCTP,
43 RTE_FLOW_ITEM_TYPE_ICMP,
44 RTE_FLOW_ITEM_TYPE_NVGRE,
45 RTE_FLOW_ITEM_TYPE_VXLAN,
46 RTE_FLOW_ITEM_TYPE_GENEVE,
47 RTE_FLOW_ITEM_TYPE_VXLAN_GPE,
48 RTE_FLOW_ITEM_TYPE_MPLS
51 static enum rte_flow_item_type L2_next_items[] = {
52 RTE_FLOW_ITEM_TYPE_VLAN,
53 RTE_FLOW_ITEM_TYPE_IPV4,
54 RTE_FLOW_ITEM_TYPE_IPV6
57 static enum rte_flow_item_type L3_next_items[] = {
58 RTE_FLOW_ITEM_TYPE_TCP,
59 RTE_FLOW_ITEM_TYPE_UDP,
60 RTE_FLOW_ITEM_TYPE_SCTP,
61 RTE_FLOW_ITEM_TYPE_NVGRE,
62 RTE_FLOW_ITEM_TYPE_ICMP
65 static enum rte_flow_item_type L4_next_items[] = {
66 RTE_FLOW_ITEM_TYPE_VXLAN,
67 RTE_FLOW_ITEM_TYPE_GENEVE,
68 RTE_FLOW_ITEM_TYPE_VXLAN_GPE,
69 RTE_FLOW_ITEM_TYPE_MPLS
72 static enum rte_flow_item_type tunnel_next_items[] = {
73 RTE_FLOW_ITEM_TYPE_ETH,
74 RTE_FLOW_ITEM_TYPE_VLAN
77 struct items_step_mngr {
78 enum rte_flow_item_type *items;
83 net_addr_to_host(uint32_t *dst, const rte_be32_t *src, size_t len)
87 for (i = 0; i < len; i++)
88 dst[i] = rte_be_to_cpu_32(src[i]);
92 * This function is used to find rss general action.
93 * 1. As we know RSS is used to spread packets among several queues, the flow
94 * API provide the struct rte_flow_action_rss, user could config it's field
95 * sush as: func/level/types/key/queue to control RSS function.
96 * 2. The flow API also support queue region configuration for hns3. It was
97 * implemented by FDIR + RSS in hns3 hardware, user can create one FDIR rule
98 * which action is RSS queues region.
99 * 3. When action is RSS, we use the following rule to distinguish:
100 * Case 1: pattern have ETH and action's queue_num > 0, indicate it is queue
101 * region configuration.
102 * Case other: an rss general action.
104 static const struct rte_flow_action *
105 hns3_find_rss_general_action(const struct rte_flow_item pattern[],
106 const struct rte_flow_action actions[])
108 const struct rte_flow_action *act = NULL;
109 const struct hns3_rss_conf *rss;
110 bool have_eth = false;
112 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
113 if (actions->type == RTE_FLOW_ACTION_TYPE_RSS) {
121 for (; pattern->type != RTE_FLOW_ITEM_TYPE_END; pattern++) {
122 if (pattern->type == RTE_FLOW_ITEM_TYPE_ETH) {
129 if (have_eth && rss->conf.queue_num) {
131 * Patter have ETH and action's queue_num > 0, indicate this is
132 * queue region configuration.
133 * Because queue region is implemented by FDIR + RSS in hns3
134 * hardware, it need enter FDIR process, so here return NULL to
135 * avoid enter RSS process.
143 static inline struct hns3_flow_counter *
144 hns3_counter_lookup(struct rte_eth_dev *dev, uint32_t id)
146 struct hns3_adapter *hns = dev->data->dev_private;
147 struct hns3_pf *pf = &hns->pf;
148 struct hns3_flow_counter *cnt;
150 LIST_FOREACH(cnt, &pf->flow_counters, next) {
158 hns3_counter_new(struct rte_eth_dev *dev, uint32_t shared, uint32_t id,
159 struct rte_flow_error *error)
161 struct hns3_adapter *hns = dev->data->dev_private;
162 struct hns3_pf *pf = &hns->pf;
163 struct hns3_flow_counter *cnt;
165 cnt = hns3_counter_lookup(dev, id);
167 if (!cnt->shared || cnt->shared != shared)
168 return rte_flow_error_set(error, ENOTSUP,
169 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
171 "Counter id is used, shared flag not match");
176 cnt = rte_zmalloc("hns3 counter", sizeof(*cnt), 0);
178 return rte_flow_error_set(error, ENOMEM,
179 RTE_FLOW_ERROR_TYPE_HANDLE, cnt,
180 "Alloc mem for counter failed");
182 cnt->shared = shared;
185 LIST_INSERT_HEAD(&pf->flow_counters, cnt, next);
190 hns3_counter_query(struct rte_eth_dev *dev, struct rte_flow *flow,
191 struct rte_flow_query_count *qc,
192 struct rte_flow_error *error)
194 struct hns3_adapter *hns = dev->data->dev_private;
195 struct hns3_flow_counter *cnt;
199 /* FDIR is available only in PF driver */
201 return rte_flow_error_set(error, ENOTSUP,
202 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
203 "Fdir is not supported in VF");
204 cnt = hns3_counter_lookup(dev, flow->counter_id);
206 return rte_flow_error_set(error, EINVAL,
207 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
208 "Can't find counter id");
210 ret = hns3_get_count(&hns->hw, flow->counter_id, &value);
212 rte_flow_error_set(error, -ret, RTE_FLOW_ERROR_TYPE_HANDLE,
213 NULL, "Read counter fail.");
223 hns3_counter_release(struct rte_eth_dev *dev, uint32_t id)
225 struct hns3_adapter *hns = dev->data->dev_private;
226 struct hns3_hw *hw = &hns->hw;
227 struct hns3_flow_counter *cnt;
229 cnt = hns3_counter_lookup(dev, id);
231 hns3_err(hw, "Can't find available counter to release");
235 if (cnt->ref_cnt == 0) {
236 LIST_REMOVE(cnt, next);
243 hns3_counter_flush(struct rte_eth_dev *dev)
245 struct hns3_adapter *hns = dev->data->dev_private;
246 struct hns3_pf *pf = &hns->pf;
247 struct hns3_flow_counter *cnt_ptr;
249 cnt_ptr = LIST_FIRST(&pf->flow_counters);
251 LIST_REMOVE(cnt_ptr, next);
253 cnt_ptr = LIST_FIRST(&pf->flow_counters);
258 hns3_handle_action_queue(struct rte_eth_dev *dev,
259 const struct rte_flow_action *action,
260 struct hns3_fdir_rule *rule,
261 struct rte_flow_error *error)
263 struct hns3_adapter *hns = dev->data->dev_private;
264 const struct rte_flow_action_queue *queue;
265 struct hns3_hw *hw = &hns->hw;
267 queue = (const struct rte_flow_action_queue *)action->conf;
268 if (queue->index >= hw->used_rx_queues) {
269 hns3_err(hw, "queue ID(%u) is greater than number of "
270 "available queue (%u) in driver.",
271 queue->index, hw->used_rx_queues);
272 return rte_flow_error_set(error, EINVAL,
273 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
274 action, "Invalid queue ID in PF");
277 rule->queue_id = queue->index;
279 rule->action = HNS3_FD_ACTION_ACCEPT_PACKET;
284 hns3_handle_action_queue_region(struct rte_eth_dev *dev,
285 const struct rte_flow_action *action,
286 struct hns3_fdir_rule *rule,
287 struct rte_flow_error *error)
289 struct hns3_adapter *hns = dev->data->dev_private;
290 const struct rte_flow_action_rss *conf = action->conf;
291 struct hns3_hw *hw = &hns->hw;
294 if (!hns3_dev_fd_queue_region_supported(hw))
295 return rte_flow_error_set(error, ENOTSUP,
296 RTE_FLOW_ERROR_TYPE_ACTION, action,
297 "Not support config queue region!");
299 if ((!rte_is_power_of_2(conf->queue_num)) ||
300 conf->queue_num > hw->rss_size_max ||
301 conf->queue[0] >= hw->used_rx_queues ||
302 conf->queue[0] + conf->queue_num > hw->used_rx_queues) {
303 return rte_flow_error_set(error, EINVAL,
304 RTE_FLOW_ERROR_TYPE_ACTION_CONF, action,
305 "Invalid start queue ID and queue num! the start queue "
306 "ID must valid, the queue num must be power of 2 and "
310 for (idx = 1; idx < conf->queue_num; idx++) {
311 if (conf->queue[idx] != conf->queue[idx - 1] + 1)
312 return rte_flow_error_set(error, EINVAL,
313 RTE_FLOW_ERROR_TYPE_ACTION_CONF, action,
314 "Invalid queue ID sequence! the queue ID "
315 "must be continuous increment.");
318 rule->queue_id = conf->queue[0];
319 rule->nb_queues = conf->queue_num;
320 rule->action = HNS3_FD_ACTION_ACCEPT_PACKET;
325 * Parse actions structure from the provided pattern.
326 * The pattern is validated as the items are copied.
330 * NIC specfilc actions derived from the actions.
334 hns3_handle_actions(struct rte_eth_dev *dev,
335 const struct rte_flow_action actions[],
336 struct hns3_fdir_rule *rule, struct rte_flow_error *error)
338 struct hns3_adapter *hns = dev->data->dev_private;
339 const struct rte_flow_action_count *act_count;
340 const struct rte_flow_action_mark *mark;
341 struct hns3_pf *pf = &hns->pf;
342 uint32_t counter_num;
345 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
346 switch (actions->type) {
347 case RTE_FLOW_ACTION_TYPE_QUEUE:
348 ret = hns3_handle_action_queue(dev, actions, rule,
353 case RTE_FLOW_ACTION_TYPE_DROP:
354 rule->action = HNS3_FD_ACTION_DROP_PACKET;
357 * Here RSS's real action is queue region.
358 * Queue region is implemented by FDIR + RSS in hns3 hardware,
359 * the FDIR's action is one queue region (start_queue_id and
360 * queue_num), then RSS spread packets to the queue region by
363 case RTE_FLOW_ACTION_TYPE_RSS:
364 ret = hns3_handle_action_queue_region(dev, actions,
369 case RTE_FLOW_ACTION_TYPE_MARK:
371 (const struct rte_flow_action_mark *)actions->conf;
372 if (mark->id >= HNS3_MAX_FILTER_ID)
373 return rte_flow_error_set(error, EINVAL,
374 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
377 rule->fd_id = mark->id;
378 rule->flags |= HNS3_RULE_FLAG_FDID;
380 case RTE_FLOW_ACTION_TYPE_FLAG:
381 rule->fd_id = HNS3_MAX_FILTER_ID;
382 rule->flags |= HNS3_RULE_FLAG_FDID;
384 case RTE_FLOW_ACTION_TYPE_COUNT:
386 (const struct rte_flow_action_count *)actions->conf;
387 counter_num = pf->fdir.fd_cfg.cnt_num[HNS3_FD_STAGE_1];
388 if (act_count->id >= counter_num)
389 return rte_flow_error_set(error, EINVAL,
390 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
392 "Invalid counter id");
393 rule->act_cnt = *act_count;
394 rule->flags |= HNS3_RULE_FLAG_COUNTER;
396 case RTE_FLOW_ACTION_TYPE_VOID:
399 return rte_flow_error_set(error, ENOTSUP,
400 RTE_FLOW_ERROR_TYPE_ACTION,
401 NULL, "Unsupported action");
408 /* Parse to get the attr and action info of flow director rule. */
410 hns3_check_attr(const struct rte_flow_attr *attr, struct rte_flow_error *error)
413 return rte_flow_error_set(error, EINVAL,
414 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
415 attr, "Ingress can't be zero");
417 return rte_flow_error_set(error, ENOTSUP,
418 RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
419 attr, "Not support egress");
421 return rte_flow_error_set(error, ENOTSUP,
422 RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER,
423 attr, "No support for transfer");
425 return rte_flow_error_set(error, ENOTSUP,
426 RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
427 attr, "Not support priority");
429 return rte_flow_error_set(error, ENOTSUP,
430 RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
431 attr, "Not support group");
436 hns3_parse_eth(const struct rte_flow_item *item,
437 struct hns3_fdir_rule *rule, struct rte_flow_error *error)
439 const struct rte_flow_item_eth *eth_spec;
440 const struct rte_flow_item_eth *eth_mask;
442 if (item->spec == NULL && item->mask)
443 return rte_flow_error_set(error, EINVAL,
444 RTE_FLOW_ERROR_TYPE_ITEM, item,
445 "Can't configure FDIR with mask but without spec");
447 /* Only used to describe the protocol stack. */
448 if (item->spec == NULL && item->mask == NULL)
452 eth_mask = item->mask;
453 if (eth_mask->type) {
454 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 1);
455 rule->key_conf.mask.ether_type =
456 rte_be_to_cpu_16(eth_mask->type);
458 if (!rte_is_zero_ether_addr(ð_mask->src)) {
459 hns3_set_bit(rule->input_set, INNER_SRC_MAC, 1);
460 memcpy(rule->key_conf.mask.src_mac,
461 eth_mask->src.addr_bytes, RTE_ETHER_ADDR_LEN);
463 if (!rte_is_zero_ether_addr(ð_mask->dst)) {
464 hns3_set_bit(rule->input_set, INNER_DST_MAC, 1);
465 memcpy(rule->key_conf.mask.dst_mac,
466 eth_mask->dst.addr_bytes, RTE_ETHER_ADDR_LEN);
470 eth_spec = item->spec;
471 rule->key_conf.spec.ether_type = rte_be_to_cpu_16(eth_spec->type);
472 memcpy(rule->key_conf.spec.src_mac, eth_spec->src.addr_bytes,
474 memcpy(rule->key_conf.spec.dst_mac, eth_spec->dst.addr_bytes,
480 hns3_parse_vlan(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
481 struct rte_flow_error *error)
483 const struct rte_flow_item_vlan *vlan_spec;
484 const struct rte_flow_item_vlan *vlan_mask;
486 if (item->spec == NULL && item->mask)
487 return rte_flow_error_set(error, EINVAL,
488 RTE_FLOW_ERROR_TYPE_ITEM, item,
489 "Can't configure FDIR with mask but without spec");
491 rule->key_conf.vlan_num++;
492 if (rule->key_conf.vlan_num > VLAN_TAG_NUM_MAX)
493 return rte_flow_error_set(error, EINVAL,
494 RTE_FLOW_ERROR_TYPE_ITEM, item,
495 "Vlan_num is more than 2");
497 /* Only used to describe the protocol stack. */
498 if (item->spec == NULL && item->mask == NULL)
502 vlan_mask = item->mask;
503 if (vlan_mask->tci) {
504 if (rule->key_conf.vlan_num == 1) {
505 hns3_set_bit(rule->input_set, INNER_VLAN_TAG1,
507 rule->key_conf.mask.vlan_tag1 =
508 rte_be_to_cpu_16(vlan_mask->tci);
510 hns3_set_bit(rule->input_set, INNER_VLAN_TAG2,
512 rule->key_conf.mask.vlan_tag2 =
513 rte_be_to_cpu_16(vlan_mask->tci);
518 vlan_spec = item->spec;
519 if (rule->key_conf.vlan_num == 1)
520 rule->key_conf.spec.vlan_tag1 =
521 rte_be_to_cpu_16(vlan_spec->tci);
523 rule->key_conf.spec.vlan_tag2 =
524 rte_be_to_cpu_16(vlan_spec->tci);
529 hns3_parse_ipv4(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
530 struct rte_flow_error *error)
532 const struct rte_flow_item_ipv4 *ipv4_spec;
533 const struct rte_flow_item_ipv4 *ipv4_mask;
535 if (item->spec == NULL && item->mask)
536 return rte_flow_error_set(error, EINVAL,
537 RTE_FLOW_ERROR_TYPE_ITEM, item,
538 "Can't configure FDIR with mask but without spec");
540 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 1);
541 rule->key_conf.spec.ether_type = RTE_ETHER_TYPE_IPV4;
542 rule->key_conf.mask.ether_type = ETHER_TYPE_MASK;
543 /* Only used to describe the protocol stack. */
544 if (item->spec == NULL && item->mask == NULL)
548 ipv4_mask = item->mask;
549 if (ipv4_mask->hdr.total_length ||
550 ipv4_mask->hdr.packet_id ||
551 ipv4_mask->hdr.fragment_offset ||
552 ipv4_mask->hdr.time_to_live ||
553 ipv4_mask->hdr.hdr_checksum) {
554 return rte_flow_error_set(error, EINVAL,
555 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
557 "Only support src & dst ip,tos,proto in IPV4");
560 if (ipv4_mask->hdr.src_addr) {
561 hns3_set_bit(rule->input_set, INNER_SRC_IP, 1);
562 rule->key_conf.mask.src_ip[IP_ADDR_KEY_ID] =
563 rte_be_to_cpu_32(ipv4_mask->hdr.src_addr);
566 if (ipv4_mask->hdr.dst_addr) {
567 hns3_set_bit(rule->input_set, INNER_DST_IP, 1);
568 rule->key_conf.mask.dst_ip[IP_ADDR_KEY_ID] =
569 rte_be_to_cpu_32(ipv4_mask->hdr.dst_addr);
572 if (ipv4_mask->hdr.type_of_service) {
573 hns3_set_bit(rule->input_set, INNER_IP_TOS, 1);
574 rule->key_conf.mask.ip_tos =
575 ipv4_mask->hdr.type_of_service;
578 if (ipv4_mask->hdr.next_proto_id) {
579 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
580 rule->key_conf.mask.ip_proto =
581 ipv4_mask->hdr.next_proto_id;
585 ipv4_spec = item->spec;
586 rule->key_conf.spec.src_ip[IP_ADDR_KEY_ID] =
587 rte_be_to_cpu_32(ipv4_spec->hdr.src_addr);
588 rule->key_conf.spec.dst_ip[IP_ADDR_KEY_ID] =
589 rte_be_to_cpu_32(ipv4_spec->hdr.dst_addr);
590 rule->key_conf.spec.ip_tos = ipv4_spec->hdr.type_of_service;
591 rule->key_conf.spec.ip_proto = ipv4_spec->hdr.next_proto_id;
596 hns3_parse_ipv6(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
597 struct rte_flow_error *error)
599 const struct rte_flow_item_ipv6 *ipv6_spec;
600 const struct rte_flow_item_ipv6 *ipv6_mask;
602 if (item->spec == NULL && item->mask)
603 return rte_flow_error_set(error, EINVAL,
604 RTE_FLOW_ERROR_TYPE_ITEM, item,
605 "Can't configure FDIR with mask but without spec");
607 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 1);
608 rule->key_conf.spec.ether_type = RTE_ETHER_TYPE_IPV6;
609 rule->key_conf.mask.ether_type = ETHER_TYPE_MASK;
611 /* Only used to describe the protocol stack. */
612 if (item->spec == NULL && item->mask == NULL)
616 ipv6_mask = item->mask;
617 if (ipv6_mask->hdr.vtc_flow || ipv6_mask->hdr.payload_len ||
618 ipv6_mask->hdr.hop_limits) {
619 return rte_flow_error_set(error, EINVAL,
620 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
622 "Only support src & dst ip,proto in IPV6");
624 net_addr_to_host(rule->key_conf.mask.src_ip,
625 (const rte_be32_t *)ipv6_mask->hdr.src_addr,
627 net_addr_to_host(rule->key_conf.mask.dst_ip,
628 (const rte_be32_t *)ipv6_mask->hdr.dst_addr,
630 rule->key_conf.mask.ip_proto = ipv6_mask->hdr.proto;
631 if (rule->key_conf.mask.src_ip[IP_ADDR_KEY_ID])
632 hns3_set_bit(rule->input_set, INNER_SRC_IP, 1);
633 if (rule->key_conf.mask.dst_ip[IP_ADDR_KEY_ID])
634 hns3_set_bit(rule->input_set, INNER_DST_IP, 1);
635 if (ipv6_mask->hdr.proto)
636 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
639 ipv6_spec = item->spec;
640 net_addr_to_host(rule->key_conf.spec.src_ip,
641 (const rte_be32_t *)ipv6_spec->hdr.src_addr,
643 net_addr_to_host(rule->key_conf.spec.dst_ip,
644 (const rte_be32_t *)ipv6_spec->hdr.dst_addr,
646 rule->key_conf.spec.ip_proto = ipv6_spec->hdr.proto;
652 hns3_parse_tcp(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
653 struct rte_flow_error *error)
655 const struct rte_flow_item_tcp *tcp_spec;
656 const struct rte_flow_item_tcp *tcp_mask;
658 if (item->spec == NULL && item->mask)
659 return rte_flow_error_set(error, EINVAL,
660 RTE_FLOW_ERROR_TYPE_ITEM, item,
661 "Can't configure FDIR with mask but without spec");
663 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
664 rule->key_conf.spec.ip_proto = IPPROTO_TCP;
665 rule->key_conf.mask.ip_proto = IPPROTO_MASK;
667 /* Only used to describe the protocol stack. */
668 if (item->spec == NULL && item->mask == NULL)
672 tcp_mask = item->mask;
673 if (tcp_mask->hdr.sent_seq || tcp_mask->hdr.recv_ack ||
674 tcp_mask->hdr.data_off || tcp_mask->hdr.tcp_flags ||
675 tcp_mask->hdr.rx_win || tcp_mask->hdr.cksum ||
676 tcp_mask->hdr.tcp_urp) {
677 return rte_flow_error_set(error, EINVAL,
678 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
680 "Only support src & dst port in TCP");
683 if (tcp_mask->hdr.src_port) {
684 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 1);
685 rule->key_conf.mask.src_port =
686 rte_be_to_cpu_16(tcp_mask->hdr.src_port);
688 if (tcp_mask->hdr.dst_port) {
689 hns3_set_bit(rule->input_set, INNER_DST_PORT, 1);
690 rule->key_conf.mask.dst_port =
691 rte_be_to_cpu_16(tcp_mask->hdr.dst_port);
695 tcp_spec = item->spec;
696 rule->key_conf.spec.src_port = rte_be_to_cpu_16(tcp_spec->hdr.src_port);
697 rule->key_conf.spec.dst_port = rte_be_to_cpu_16(tcp_spec->hdr.dst_port);
703 hns3_parse_udp(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
704 struct rte_flow_error *error)
706 const struct rte_flow_item_udp *udp_spec;
707 const struct rte_flow_item_udp *udp_mask;
709 if (item->spec == NULL && item->mask)
710 return rte_flow_error_set(error, EINVAL,
711 RTE_FLOW_ERROR_TYPE_ITEM, item,
712 "Can't configure FDIR with mask but without spec");
714 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
715 rule->key_conf.spec.ip_proto = IPPROTO_UDP;
716 rule->key_conf.mask.ip_proto = IPPROTO_MASK;
717 /* Only used to describe the protocol stack. */
718 if (item->spec == NULL && item->mask == NULL)
722 udp_mask = item->mask;
723 if (udp_mask->hdr.dgram_len || udp_mask->hdr.dgram_cksum) {
724 return rte_flow_error_set(error, EINVAL,
725 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
727 "Only support src & dst port in UDP");
729 if (udp_mask->hdr.src_port) {
730 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 1);
731 rule->key_conf.mask.src_port =
732 rte_be_to_cpu_16(udp_mask->hdr.src_port);
734 if (udp_mask->hdr.dst_port) {
735 hns3_set_bit(rule->input_set, INNER_DST_PORT, 1);
736 rule->key_conf.mask.dst_port =
737 rte_be_to_cpu_16(udp_mask->hdr.dst_port);
741 udp_spec = item->spec;
742 rule->key_conf.spec.src_port = rte_be_to_cpu_16(udp_spec->hdr.src_port);
743 rule->key_conf.spec.dst_port = rte_be_to_cpu_16(udp_spec->hdr.dst_port);
749 hns3_parse_sctp(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
750 struct rte_flow_error *error)
752 const struct rte_flow_item_sctp *sctp_spec;
753 const struct rte_flow_item_sctp *sctp_mask;
755 if (item->spec == NULL && item->mask)
756 return rte_flow_error_set(error, EINVAL,
757 RTE_FLOW_ERROR_TYPE_ITEM, item,
758 "Can't configure FDIR with mask but without spec");
760 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
761 rule->key_conf.spec.ip_proto = IPPROTO_SCTP;
762 rule->key_conf.mask.ip_proto = IPPROTO_MASK;
764 /* Only used to describe the protocol stack. */
765 if (item->spec == NULL && item->mask == NULL)
769 sctp_mask = item->mask;
770 if (sctp_mask->hdr.cksum)
771 return rte_flow_error_set(error, EINVAL,
772 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
774 "Only support src & dst port in SCTP");
775 if (sctp_mask->hdr.src_port) {
776 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 1);
777 rule->key_conf.mask.src_port =
778 rte_be_to_cpu_16(sctp_mask->hdr.src_port);
780 if (sctp_mask->hdr.dst_port) {
781 hns3_set_bit(rule->input_set, INNER_DST_PORT, 1);
782 rule->key_conf.mask.dst_port =
783 rte_be_to_cpu_16(sctp_mask->hdr.dst_port);
785 if (sctp_mask->hdr.tag) {
786 hns3_set_bit(rule->input_set, INNER_SCTP_TAG, 1);
787 rule->key_conf.mask.sctp_tag =
788 rte_be_to_cpu_32(sctp_mask->hdr.tag);
792 sctp_spec = item->spec;
793 rule->key_conf.spec.src_port =
794 rte_be_to_cpu_16(sctp_spec->hdr.src_port);
795 rule->key_conf.spec.dst_port =
796 rte_be_to_cpu_16(sctp_spec->hdr.dst_port);
797 rule->key_conf.spec.sctp_tag = rte_be_to_cpu_32(sctp_spec->hdr.tag);
803 * Check items before tunnel, save inner configs to outer configs,and clear
805 * The key consists of two parts: meta_data and tuple keys.
806 * Meta data uses 15 bits, including vlan_num(2bit), des_port(12bit) and tunnel
808 * Tuple keys uses 384bit, including ot_dst-mac(48bit), ot_dst-port(16bit),
809 * ot_tun_vni(24bit), ot_flow_id(8bit), src-mac(48bit), dst-mac(48bit),
810 * src-ip(32/128bit), dst-ip(32/128bit), src-port(16bit), dst-port(16bit),
811 * tos(8bit), ether-proto(16bit), ip-proto(8bit), vlantag1(16bit),
812 * Vlantag2(16bit) and sctp-tag(32bit).
815 hns3_handle_tunnel(const struct rte_flow_item *item,
816 struct hns3_fdir_rule *rule, struct rte_flow_error *error)
818 /* check eth config */
819 if (rule->input_set & (BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC)))
820 return rte_flow_error_set(error, EINVAL,
821 RTE_FLOW_ERROR_TYPE_ITEM,
822 item, "Outer eth mac is unsupported");
823 if (rule->input_set & BIT(INNER_ETH_TYPE)) {
824 hns3_set_bit(rule->input_set, OUTER_ETH_TYPE, 1);
825 rule->key_conf.spec.outer_ether_type =
826 rule->key_conf.spec.ether_type;
827 rule->key_conf.mask.outer_ether_type =
828 rule->key_conf.mask.ether_type;
829 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 0);
830 rule->key_conf.spec.ether_type = 0;
831 rule->key_conf.mask.ether_type = 0;
834 /* check vlan config */
835 if (rule->input_set & (BIT(INNER_VLAN_TAG1) | BIT(INNER_VLAN_TAG2)))
836 return rte_flow_error_set(error, EINVAL,
837 RTE_FLOW_ERROR_TYPE_ITEM,
839 "Outer vlan tags is unsupported");
841 /* clear vlan_num for inner vlan select */
842 rule->key_conf.outer_vlan_num = rule->key_conf.vlan_num;
843 rule->key_conf.vlan_num = 0;
845 /* check L3 config */
846 if (rule->input_set &
847 (BIT(INNER_SRC_IP) | BIT(INNER_DST_IP) | BIT(INNER_IP_TOS)))
848 return rte_flow_error_set(error, EINVAL,
849 RTE_FLOW_ERROR_TYPE_ITEM,
850 item, "Outer ip is unsupported");
851 if (rule->input_set & BIT(INNER_IP_PROTO)) {
852 hns3_set_bit(rule->input_set, OUTER_IP_PROTO, 1);
853 rule->key_conf.spec.outer_proto = rule->key_conf.spec.ip_proto;
854 rule->key_conf.mask.outer_proto = rule->key_conf.mask.ip_proto;
855 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 0);
856 rule->key_conf.spec.ip_proto = 0;
857 rule->key_conf.mask.ip_proto = 0;
860 /* check L4 config */
861 if (rule->input_set & BIT(INNER_SCTP_TAG))
862 return rte_flow_error_set(error, EINVAL,
863 RTE_FLOW_ERROR_TYPE_ITEM, item,
864 "Outer sctp tag is unsupported");
866 if (rule->input_set & BIT(INNER_SRC_PORT)) {
867 hns3_set_bit(rule->input_set, OUTER_SRC_PORT, 1);
868 rule->key_conf.spec.outer_src_port =
869 rule->key_conf.spec.src_port;
870 rule->key_conf.mask.outer_src_port =
871 rule->key_conf.mask.src_port;
872 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 0);
873 rule->key_conf.spec.src_port = 0;
874 rule->key_conf.mask.src_port = 0;
876 if (rule->input_set & BIT(INNER_DST_PORT)) {
877 hns3_set_bit(rule->input_set, INNER_DST_PORT, 0);
878 rule->key_conf.spec.dst_port = 0;
879 rule->key_conf.mask.dst_port = 0;
885 hns3_parse_vxlan(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
886 struct rte_flow_error *error)
888 const struct rte_flow_item_vxlan *vxlan_spec;
889 const struct rte_flow_item_vxlan *vxlan_mask;
891 if (item->spec == NULL && item->mask)
892 return rte_flow_error_set(error, EINVAL,
893 RTE_FLOW_ERROR_TYPE_ITEM, item,
894 "Can't configure FDIR with mask but without spec");
895 else if (item->spec && (item->mask == NULL))
896 return rte_flow_error_set(error, EINVAL,
897 RTE_FLOW_ERROR_TYPE_ITEM, item,
898 "Tunnel packets must configure with mask");
900 hns3_set_bit(rule->input_set, OUTER_DST_PORT, 1);
901 rule->key_conf.mask.tunnel_type = TUNNEL_TYPE_MASK;
902 if (item->type == RTE_FLOW_ITEM_TYPE_VXLAN)
903 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_VXLAN;
905 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_VXLAN_GPE;
907 /* Only used to describe the protocol stack. */
908 if (item->spec == NULL && item->mask == NULL)
911 vxlan_mask = item->mask;
912 vxlan_spec = item->spec;
914 if (vxlan_mask->flags)
915 return rte_flow_error_set(error, EINVAL,
916 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
917 "Flags is not supported in VxLAN");
919 /* VNI must be totally masked or not. */
920 if (memcmp(vxlan_mask->vni, full_mask, VNI_OR_TNI_LEN) &&
921 memcmp(vxlan_mask->vni, zero_mask, VNI_OR_TNI_LEN))
922 return rte_flow_error_set(error, EINVAL,
923 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
924 "VNI must be totally masked or not in VxLAN");
925 if (vxlan_mask->vni[0]) {
926 hns3_set_bit(rule->input_set, OUTER_TUN_VNI, 1);
927 memcpy(rule->key_conf.mask.outer_tun_vni, vxlan_mask->vni,
930 memcpy(rule->key_conf.spec.outer_tun_vni, vxlan_spec->vni,
936 hns3_parse_nvgre(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
937 struct rte_flow_error *error)
939 const struct rte_flow_item_nvgre *nvgre_spec;
940 const struct rte_flow_item_nvgre *nvgre_mask;
942 if (item->spec == NULL && item->mask)
943 return rte_flow_error_set(error, EINVAL,
944 RTE_FLOW_ERROR_TYPE_ITEM, item,
945 "Can't configure FDIR with mask but without spec");
946 else if (item->spec && (item->mask == NULL))
947 return rte_flow_error_set(error, EINVAL,
948 RTE_FLOW_ERROR_TYPE_ITEM, item,
949 "Tunnel packets must configure with mask");
951 hns3_set_bit(rule->input_set, OUTER_IP_PROTO, 1);
952 rule->key_conf.spec.outer_proto = IPPROTO_GRE;
953 rule->key_conf.mask.outer_proto = IPPROTO_MASK;
955 hns3_set_bit(rule->input_set, OUTER_DST_PORT, 1);
956 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_NVGRE;
957 rule->key_conf.mask.tunnel_type = ~HNS3_TUNNEL_TYPE_NVGRE;
958 /* Only used to describe the protocol stack. */
959 if (item->spec == NULL && item->mask == NULL)
962 nvgre_mask = item->mask;
963 nvgre_spec = item->spec;
965 if (nvgre_mask->protocol || nvgre_mask->c_k_s_rsvd0_ver)
966 return rte_flow_error_set(error, EINVAL,
967 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
968 "Ver/protocal is not supported in NVGRE");
970 /* TNI must be totally masked or not. */
971 if (memcmp(nvgre_mask->tni, full_mask, VNI_OR_TNI_LEN) &&
972 memcmp(nvgre_mask->tni, zero_mask, VNI_OR_TNI_LEN))
973 return rte_flow_error_set(error, EINVAL,
974 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
975 "TNI must be totally masked or not in NVGRE");
977 if (nvgre_mask->tni[0]) {
978 hns3_set_bit(rule->input_set, OUTER_TUN_VNI, 1);
979 memcpy(rule->key_conf.mask.outer_tun_vni, nvgre_mask->tni,
982 memcpy(rule->key_conf.spec.outer_tun_vni, nvgre_spec->tni,
985 if (nvgre_mask->flow_id) {
986 hns3_set_bit(rule->input_set, OUTER_TUN_FLOW_ID, 1);
987 rule->key_conf.mask.outer_tun_flow_id = nvgre_mask->flow_id;
989 rule->key_conf.spec.outer_tun_flow_id = nvgre_spec->flow_id;
994 hns3_parse_geneve(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
995 struct rte_flow_error *error)
997 const struct rte_flow_item_geneve *geneve_spec;
998 const struct rte_flow_item_geneve *geneve_mask;
1000 if (item->spec == NULL && item->mask)
1001 return rte_flow_error_set(error, EINVAL,
1002 RTE_FLOW_ERROR_TYPE_ITEM, item,
1003 "Can't configure FDIR with mask but without spec");
1004 else if (item->spec && (item->mask == NULL))
1005 return rte_flow_error_set(error, EINVAL,
1006 RTE_FLOW_ERROR_TYPE_ITEM, item,
1007 "Tunnel packets must configure with mask");
1009 hns3_set_bit(rule->input_set, OUTER_DST_PORT, 1);
1010 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_GENEVE;
1011 rule->key_conf.mask.tunnel_type = TUNNEL_TYPE_MASK;
1012 /* Only used to describe the protocol stack. */
1013 if (item->spec == NULL && item->mask == NULL)
1016 geneve_mask = item->mask;
1017 geneve_spec = item->spec;
1019 if (geneve_mask->ver_opt_len_o_c_rsvd0 || geneve_mask->protocol)
1020 return rte_flow_error_set(error, EINVAL,
1021 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
1022 "Ver/protocal is not supported in GENEVE");
1023 /* VNI must be totally masked or not. */
1024 if (memcmp(geneve_mask->vni, full_mask, VNI_OR_TNI_LEN) &&
1025 memcmp(geneve_mask->vni, zero_mask, VNI_OR_TNI_LEN))
1026 return rte_flow_error_set(error, EINVAL,
1027 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
1028 "VNI must be totally masked or not in GENEVE");
1029 if (geneve_mask->vni[0]) {
1030 hns3_set_bit(rule->input_set, OUTER_TUN_VNI, 1);
1031 memcpy(rule->key_conf.mask.outer_tun_vni, geneve_mask->vni,
1034 memcpy(rule->key_conf.spec.outer_tun_vni, geneve_spec->vni,
1040 hns3_parse_tunnel(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
1041 struct rte_flow_error *error)
1045 switch (item->type) {
1046 case RTE_FLOW_ITEM_TYPE_VXLAN:
1047 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
1048 ret = hns3_parse_vxlan(item, rule, error);
1050 case RTE_FLOW_ITEM_TYPE_NVGRE:
1051 ret = hns3_parse_nvgre(item, rule, error);
1053 case RTE_FLOW_ITEM_TYPE_GENEVE:
1054 ret = hns3_parse_geneve(item, rule, error);
1057 return rte_flow_error_set(error, ENOTSUP,
1058 RTE_FLOW_ERROR_TYPE_ITEM,
1059 NULL, "Unsupported tunnel type!");
1063 return hns3_handle_tunnel(item, rule, error);
1067 hns3_parse_normal(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
1068 struct items_step_mngr *step_mngr,
1069 struct rte_flow_error *error)
1073 switch (item->type) {
1074 case RTE_FLOW_ITEM_TYPE_ETH:
1075 ret = hns3_parse_eth(item, rule, error);
1076 step_mngr->items = L2_next_items;
1077 step_mngr->count = ARRAY_SIZE(L2_next_items);
1079 case RTE_FLOW_ITEM_TYPE_VLAN:
1080 ret = hns3_parse_vlan(item, rule, error);
1081 step_mngr->items = L2_next_items;
1082 step_mngr->count = ARRAY_SIZE(L2_next_items);
1084 case RTE_FLOW_ITEM_TYPE_IPV4:
1085 ret = hns3_parse_ipv4(item, rule, error);
1086 step_mngr->items = L3_next_items;
1087 step_mngr->count = ARRAY_SIZE(L3_next_items);
1089 case RTE_FLOW_ITEM_TYPE_IPV6:
1090 ret = hns3_parse_ipv6(item, rule, error);
1091 step_mngr->items = L3_next_items;
1092 step_mngr->count = ARRAY_SIZE(L3_next_items);
1094 case RTE_FLOW_ITEM_TYPE_TCP:
1095 ret = hns3_parse_tcp(item, rule, error);
1096 step_mngr->items = L4_next_items;
1097 step_mngr->count = ARRAY_SIZE(L4_next_items);
1099 case RTE_FLOW_ITEM_TYPE_UDP:
1100 ret = hns3_parse_udp(item, rule, error);
1101 step_mngr->items = L4_next_items;
1102 step_mngr->count = ARRAY_SIZE(L4_next_items);
1104 case RTE_FLOW_ITEM_TYPE_SCTP:
1105 ret = hns3_parse_sctp(item, rule, error);
1106 step_mngr->items = L4_next_items;
1107 step_mngr->count = ARRAY_SIZE(L4_next_items);
1110 return rte_flow_error_set(error, ENOTSUP,
1111 RTE_FLOW_ERROR_TYPE_ITEM,
1112 NULL, "Unsupported normal type!");
1119 hns3_validate_item(const struct rte_flow_item *item,
1120 struct items_step_mngr step_mngr,
1121 struct rte_flow_error *error)
1126 return rte_flow_error_set(error, ENOTSUP,
1127 RTE_FLOW_ERROR_TYPE_ITEM_LAST, item,
1128 "Not supported last point for range");
1130 for (i = 0; i < step_mngr.count; i++) {
1131 if (item->type == step_mngr.items[i])
1135 if (i == step_mngr.count) {
1136 return rte_flow_error_set(error, EINVAL,
1137 RTE_FLOW_ERROR_TYPE_ITEM,
1138 item, "Inval or missing item");
1144 is_tunnel_packet(enum rte_flow_item_type type)
1146 if (type == RTE_FLOW_ITEM_TYPE_VXLAN_GPE ||
1147 type == RTE_FLOW_ITEM_TYPE_VXLAN ||
1148 type == RTE_FLOW_ITEM_TYPE_NVGRE ||
1149 type == RTE_FLOW_ITEM_TYPE_GENEVE ||
1150 type == RTE_FLOW_ITEM_TYPE_MPLS)
1156 * Parse the rule to see if it is a IP or MAC VLAN flow director rule.
1157 * And get the flow director filter info BTW.
1158 * UDP/TCP/SCTP PATTERN:
1159 * The first not void item can be ETH or IPV4 or IPV6
1160 * The second not void item must be IPV4 or IPV6 if the first one is ETH.
1161 * The next not void item could be UDP or TCP or SCTP (optional)
1162 * The next not void item could be RAW (for flexbyte, optional)
1163 * The next not void item must be END.
1164 * A Fuzzy Match pattern can appear at any place before END.
1165 * Fuzzy Match is optional for IPV4 but is required for IPV6
1167 * The first not void item must be ETH.
1168 * The second not void item must be MAC VLAN.
1169 * The next not void item must be END.
1171 * The first not void action should be QUEUE or DROP.
1172 * The second not void optional action should be MARK,
1173 * mark_id is a uint32_t number.
1174 * The next not void action should be END.
1175 * UDP/TCP/SCTP pattern example:
1178 * IPV4 src_addr 192.168.1.20 0xFFFFFFFF
1179 * dst_addr 192.167.3.50 0xFFFFFFFF
1180 * UDP/TCP/SCTP src_port 80 0xFFFF
1181 * dst_port 80 0xFFFF
1183 * MAC VLAN pattern example:
1186 {0xAC, 0x7B, 0xA1, {0xFF, 0xFF, 0xFF,
1187 0x2C, 0x6D, 0x36} 0xFF, 0xFF, 0xFF}
1188 * MAC VLAN tci 0x2016 0xEFFF
1190 * Other members in mask and spec should set to 0x00.
1191 * Item->last should be NULL.
1194 hns3_parse_fdir_filter(struct rte_eth_dev *dev,
1195 const struct rte_flow_item pattern[],
1196 const struct rte_flow_action actions[],
1197 struct hns3_fdir_rule *rule,
1198 struct rte_flow_error *error)
1200 struct hns3_adapter *hns = dev->data->dev_private;
1201 const struct rte_flow_item *item;
1202 struct items_step_mngr step_mngr;
1205 /* FDIR is available only in PF driver */
1207 return rte_flow_error_set(error, ENOTSUP,
1208 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1209 "Fdir not supported in VF");
1211 step_mngr.items = first_items;
1212 step_mngr.count = ARRAY_SIZE(first_items);
1213 for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1214 if (item->type == RTE_FLOW_ITEM_TYPE_VOID)
1217 ret = hns3_validate_item(item, step_mngr, error);
1221 if (is_tunnel_packet(item->type)) {
1222 ret = hns3_parse_tunnel(item, rule, error);
1225 step_mngr.items = tunnel_next_items;
1226 step_mngr.count = ARRAY_SIZE(tunnel_next_items);
1228 ret = hns3_parse_normal(item, rule, &step_mngr, error);
1234 return hns3_handle_actions(dev, actions, rule, error);
1238 hns3_filterlist_init(struct rte_eth_dev *dev)
1240 struct hns3_process_private *process_list = dev->process_private;
1242 TAILQ_INIT(&process_list->fdir_list);
1243 TAILQ_INIT(&process_list->filter_rss_list);
1244 TAILQ_INIT(&process_list->flow_list);
1248 hns3_filterlist_flush(struct rte_eth_dev *dev)
1250 struct hns3_process_private *process_list = dev->process_private;
1251 struct hns3_fdir_rule_ele *fdir_rule_ptr;
1252 struct hns3_rss_conf_ele *rss_filter_ptr;
1253 struct hns3_flow_mem *flow_node;
1255 fdir_rule_ptr = TAILQ_FIRST(&process_list->fdir_list);
1256 while (fdir_rule_ptr) {
1257 TAILQ_REMOVE(&process_list->fdir_list, fdir_rule_ptr, entries);
1258 rte_free(fdir_rule_ptr);
1259 fdir_rule_ptr = TAILQ_FIRST(&process_list->fdir_list);
1262 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1263 while (rss_filter_ptr) {
1264 TAILQ_REMOVE(&process_list->filter_rss_list, rss_filter_ptr,
1266 rte_free(rss_filter_ptr);
1267 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1270 flow_node = TAILQ_FIRST(&process_list->flow_list);
1272 TAILQ_REMOVE(&process_list->flow_list, flow_node, entries);
1273 rte_free(flow_node->flow);
1274 rte_free(flow_node);
1275 flow_node = TAILQ_FIRST(&process_list->flow_list);
1280 hns3_action_rss_same(const struct rte_flow_action_rss *comp,
1281 const struct rte_flow_action_rss *with)
1286 * When user flush all RSS rule, RSS func is set invalid with
1287 * RTE_ETH_HASH_FUNCTION_MAX. Then the user create a flow after
1288 * flushed, any validate RSS func is different with it before
1289 * flushed. Others, when user create an action RSS with RSS func
1290 * specified RTE_ETH_HASH_FUNCTION_DEFAULT, the func is the same
1291 * between continuous RSS flow.
1293 if (comp->func == RTE_ETH_HASH_FUNCTION_MAX)
1294 func_is_same = false;
1296 func_is_same = (with->func ? (comp->func == with->func) : true);
1298 return (func_is_same &&
1299 comp->types == (with->types & HNS3_ETH_RSS_SUPPORT) &&
1300 comp->level == with->level && comp->key_len == with->key_len &&
1301 comp->queue_num == with->queue_num &&
1302 !memcmp(comp->key, with->key, with->key_len) &&
1303 !memcmp(comp->queue, with->queue,
1304 sizeof(*with->queue) * with->queue_num));
1308 hns3_rss_conf_copy(struct hns3_rss_conf *out,
1309 const struct rte_flow_action_rss *in)
1311 if (in->key_len > RTE_DIM(out->key) ||
1312 in->queue_num > RTE_DIM(out->queue))
1314 if (in->key == NULL && in->key_len)
1316 out->conf = (struct rte_flow_action_rss) {
1320 .key_len = in->key_len,
1321 .queue_num = in->queue_num,
1323 out->conf.queue = memcpy(out->queue, in->queue,
1324 sizeof(*in->queue) * in->queue_num);
1326 out->conf.key = memcpy(out->key, in->key, in->key_len);
1332 * This function is used to parse rss action validatation.
1335 hns3_parse_rss_filter(struct rte_eth_dev *dev,
1336 const struct rte_flow_action *actions,
1337 struct rte_flow_error *error)
1339 struct hns3_adapter *hns = dev->data->dev_private;
1340 struct hns3_hw *hw = &hns->hw;
1341 struct hns3_rss_conf *rss_conf = &hw->rss_info;
1342 const struct rte_flow_action_rss *rss;
1343 const struct rte_flow_action *act;
1344 uint32_t act_index = 0;
1347 NEXT_ITEM_OF_ACTION(act, actions, act_index);
1351 return rte_flow_error_set(error, EINVAL,
1352 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1353 act, "no valid queues");
1356 if (rss->queue_num > RTE_DIM(rss_conf->queue))
1357 return rte_flow_error_set(error, ENOTSUP,
1358 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1359 "queue number configured exceeds "
1360 "queue buffer size driver supported");
1362 for (n = 0; n < rss->queue_num; n++) {
1363 if (rss->queue[n] < hw->alloc_rss_size)
1365 return rte_flow_error_set(error, EINVAL,
1366 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1367 "queue id must be less than queue number allocated to a TC");
1370 if (!(rss->types & HNS3_ETH_RSS_SUPPORT) && rss->types)
1371 return rte_flow_error_set(error, EINVAL,
1372 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1374 "Flow types is unsupported by "
1376 if (rss->func >= RTE_ETH_HASH_FUNCTION_MAX)
1377 return rte_flow_error_set(error, ENOTSUP,
1378 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1379 "RSS hash func are not supported");
1381 return rte_flow_error_set(error, ENOTSUP,
1382 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1383 "a nonzero RSS encapsulation level is not supported");
1384 if (rss->key_len && rss->key_len != RTE_DIM(rss_conf->key))
1385 return rte_flow_error_set(error, ENOTSUP,
1386 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1387 "RSS hash key must be exactly 40 bytes");
1390 * For Kunpeng920 and Kunpeng930 NIC hardware, it is not supported to
1391 * use dst port/src port fields to RSS hash for the following packet
1393 * - IPV4 FRAG | IPV4 NONFRAG | IPV6 FRAG | IPV6 NONFRAG
1394 * Besides, for Kunpeng920, The NIC hardware is not supported to use
1395 * src/dst port fields to RSS hash for IPV6 SCTP packet type.
1397 if (rss->types & (ETH_RSS_L4_DST_ONLY | ETH_RSS_L4_SRC_ONLY) &&
1398 (rss->types & ETH_RSS_IP ||
1399 (!hw->rss_info.ipv6_sctp_offload_supported &&
1400 rss->types & ETH_RSS_NONFRAG_IPV6_SCTP)))
1401 return rte_flow_error_set(error, EINVAL,
1402 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1404 "input RSS types are not supported");
1408 /* Check if the next not void action is END */
1409 NEXT_ITEM_OF_ACTION(act, actions, act_index);
1410 if (act->type != RTE_FLOW_ACTION_TYPE_END) {
1411 memset(rss_conf, 0, sizeof(struct hns3_rss_conf));
1412 return rte_flow_error_set(error, EINVAL,
1413 RTE_FLOW_ERROR_TYPE_ACTION,
1414 act, "Not supported action.");
1421 hns3_disable_rss(struct hns3_hw *hw)
1425 /* Redirected the redirection table to queue 0 */
1426 ret = hns3_rss_reset_indir_table(hw);
1431 hw->rss_info.conf.types = 0;
1432 hw->rss_dis_flag = true;
1438 hns3_parse_rss_key(struct hns3_hw *hw, struct rte_flow_action_rss *rss_conf)
1440 if (rss_conf->key == NULL || rss_conf->key_len < HNS3_RSS_KEY_SIZE) {
1441 hns3_warn(hw, "Default RSS hash key to be set");
1442 rss_conf->key = hns3_hash_key;
1443 rss_conf->key_len = HNS3_RSS_KEY_SIZE;
1448 hns3_parse_rss_algorithm(struct hns3_hw *hw, enum rte_eth_hash_function *func,
1451 enum rte_eth_hash_function algo_func = *func;
1452 switch (algo_func) {
1453 case RTE_ETH_HASH_FUNCTION_DEFAULT:
1454 /* Keep *hash_algo as what it used to be */
1455 algo_func = hw->rss_info.conf.func;
1457 case RTE_ETH_HASH_FUNCTION_TOEPLITZ:
1458 *hash_algo = HNS3_RSS_HASH_ALGO_TOEPLITZ;
1460 case RTE_ETH_HASH_FUNCTION_SIMPLE_XOR:
1461 *hash_algo = HNS3_RSS_HASH_ALGO_SIMPLE;
1463 case RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ:
1464 *hash_algo = HNS3_RSS_HASH_ALGO_SYMMETRIC_TOEP;
1467 hns3_err(hw, "Invalid RSS algorithm configuration(%u)",
1477 hns3_hw_rss_hash_set(struct hns3_hw *hw, struct rte_flow_action_rss *rss_config)
1479 struct hns3_rss_tuple_cfg *tuple;
1482 hns3_parse_rss_key(hw, rss_config);
1484 ret = hns3_parse_rss_algorithm(hw, &rss_config->func,
1485 &hw->rss_info.hash_algo);
1489 ret = hns3_set_rss_algo_key(hw, rss_config->key);
1493 /* Update algorithm of hw */
1494 hw->rss_info.conf.func = rss_config->func;
1496 /* Set flow type supported */
1497 tuple = &hw->rss_info.rss_tuple_sets;
1498 ret = hns3_set_rss_tuple_by_rss_hf(hw, tuple, rss_config->types);
1500 hns3_err(hw, "Update RSS tuples by rss hf failed %d", ret);
1506 hns3_update_indir_table(struct rte_eth_dev *dev,
1507 const struct rte_flow_action_rss *conf, uint16_t num)
1509 struct hns3_adapter *hns = dev->data->dev_private;
1510 struct hns3_hw *hw = &hns->hw;
1511 uint16_t indir_tbl[HNS3_RSS_IND_TBL_SIZE];
1515 /* Fill in redirection table */
1516 memcpy(indir_tbl, hw->rss_info.rss_indirection_tbl,
1517 sizeof(hw->rss_info.rss_indirection_tbl));
1518 for (i = 0, j = 0; i < HNS3_RSS_IND_TBL_SIZE; i++, j++) {
1520 if (conf->queue[j] >= hw->alloc_rss_size) {
1521 hns3_err(hw, "queue id(%u) set to redirection table "
1522 "exceeds queue number(%u) allocated to a TC.",
1523 conf->queue[j], hw->alloc_rss_size);
1526 indir_tbl[i] = conf->queue[j];
1529 return hns3_set_rss_indir_table(hw, indir_tbl, HNS3_RSS_IND_TBL_SIZE);
1533 hns3_config_rss_filter(struct rte_eth_dev *dev,
1534 const struct hns3_rss_conf *conf, bool add)
1536 struct hns3_process_private *process_list = dev->process_private;
1537 struct hns3_adapter *hns = dev->data->dev_private;
1538 struct hns3_rss_conf_ele *rss_filter_ptr;
1539 struct hns3_hw *hw = &hns->hw;
1540 struct hns3_rss_conf *rss_info;
1541 uint64_t flow_types;
1545 struct rte_flow_action_rss rss_flow_conf = {
1546 .func = conf->conf.func,
1547 .level = conf->conf.level,
1548 .types = conf->conf.types,
1549 .key_len = conf->conf.key_len,
1550 .queue_num = conf->conf.queue_num,
1551 .key = conf->conf.key_len ?
1552 (void *)(uintptr_t)conf->conf.key : NULL,
1553 .queue = conf->conf.queue,
1556 /* Filter the unsupported flow types */
1557 flow_types = conf->conf.types ?
1558 rss_flow_conf.types & HNS3_ETH_RSS_SUPPORT :
1559 hw->rss_info.conf.types;
1560 if (flow_types != rss_flow_conf.types)
1561 hns3_warn(hw, "modified RSS types based on hardware support, "
1562 "requested:%" PRIx64 " configured:%" PRIx64,
1563 rss_flow_conf.types, flow_types);
1564 /* Update the useful flow types */
1565 rss_flow_conf.types = flow_types;
1567 rss_info = &hw->rss_info;
1572 ret = hns3_disable_rss(hw);
1574 hns3_err(hw, "RSS disable failed(%d)", ret);
1578 if (rss_flow_conf.queue_num) {
1580 * Due the content of queue pointer have been reset to
1581 * 0, the rss_info->conf.queue should be set NULL
1583 rss_info->conf.queue = NULL;
1584 rss_info->conf.queue_num = 0;
1587 /* set RSS func invalid after flushed */
1588 rss_info->conf.func = RTE_ETH_HASH_FUNCTION_MAX;
1592 /* Set rx queues to use */
1593 num = RTE_MIN(dev->data->nb_rx_queues, rss_flow_conf.queue_num);
1594 if (rss_flow_conf.queue_num > num)
1595 hns3_warn(hw, "Config queue numbers %u are beyond the scope of truncated",
1596 rss_flow_conf.queue_num);
1597 hns3_info(hw, "Max of contiguous %u PF queues are configured", num);
1599 rte_spinlock_lock(&hw->lock);
1601 ret = hns3_update_indir_table(dev, &rss_flow_conf, num);
1603 goto rss_config_err;
1606 /* Set hash algorithm and flow types by the user's config */
1607 ret = hns3_hw_rss_hash_set(hw, &rss_flow_conf);
1609 goto rss_config_err;
1611 ret = hns3_rss_conf_copy(rss_info, &rss_flow_conf);
1613 hns3_err(hw, "RSS config init fail(%d)", ret);
1614 goto rss_config_err;
1618 * When create a new RSS rule, the old rule will be overlaid and set
1621 TAILQ_FOREACH(rss_filter_ptr, &process_list->filter_rss_list, entries)
1622 rss_filter_ptr->filter_info.valid = false;
1625 rte_spinlock_unlock(&hw->lock);
1631 hns3_clear_rss_filter(struct rte_eth_dev *dev)
1633 struct hns3_process_private *process_list = dev->process_private;
1634 struct hns3_adapter *hns = dev->data->dev_private;
1635 struct hns3_rss_conf_ele *rss_filter_ptr;
1636 struct hns3_hw *hw = &hns->hw;
1637 int rss_rule_succ_cnt = 0; /* count for success of clearing RSS rules */
1638 int rss_rule_fail_cnt = 0; /* count for failure of clearing RSS rules */
1641 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1642 while (rss_filter_ptr) {
1643 TAILQ_REMOVE(&process_list->filter_rss_list, rss_filter_ptr,
1645 ret = hns3_config_rss_filter(dev, &rss_filter_ptr->filter_info,
1648 rss_rule_fail_cnt++;
1650 rss_rule_succ_cnt++;
1651 rte_free(rss_filter_ptr);
1652 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1655 if (rss_rule_fail_cnt) {
1656 hns3_err(hw, "fail to delete all RSS filters, success num = %d "
1657 "fail num = %d", rss_rule_succ_cnt,
1666 hns3_restore_rss_filter(struct rte_eth_dev *dev)
1668 struct hns3_adapter *hns = dev->data->dev_private;
1669 struct hns3_hw *hw = &hns->hw;
1671 /* When user flush all rules, it doesn't need to restore RSS rule */
1672 if (hw->rss_info.conf.func == RTE_ETH_HASH_FUNCTION_MAX)
1675 return hns3_config_rss_filter(dev, &hw->rss_info, true);
1679 hns3_flow_parse_rss(struct rte_eth_dev *dev,
1680 const struct hns3_rss_conf *conf, bool add)
1682 struct hns3_adapter *hns = dev->data->dev_private;
1683 struct hns3_hw *hw = &hns->hw;
1686 ret = hns3_action_rss_same(&hw->rss_info.conf, &conf->conf);
1688 hns3_err(hw, "Enter duplicate RSS configuration : %d", ret);
1692 return hns3_config_rss_filter(dev, conf, add);
1696 hns3_flow_args_check(const struct rte_flow_attr *attr,
1697 const struct rte_flow_item pattern[],
1698 const struct rte_flow_action actions[],
1699 struct rte_flow_error *error)
1701 if (pattern == NULL)
1702 return rte_flow_error_set(error, EINVAL,
1703 RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1704 NULL, "NULL pattern.");
1706 if (actions == NULL)
1707 return rte_flow_error_set(error, EINVAL,
1708 RTE_FLOW_ERROR_TYPE_ACTION_NUM,
1709 NULL, "NULL action.");
1712 return rte_flow_error_set(error, EINVAL,
1713 RTE_FLOW_ERROR_TYPE_ATTR,
1714 NULL, "NULL attribute.");
1716 return hns3_check_attr(attr, error);
1720 * Check if the flow rule is supported by hns3.
1721 * It only checkes the format. Don't guarantee the rule can be programmed into
1722 * the HW. Because there can be no enough room for the rule.
1725 hns3_flow_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
1726 const struct rte_flow_item pattern[],
1727 const struct rte_flow_action actions[],
1728 struct rte_flow_error *error)
1730 struct hns3_fdir_rule fdir_rule;
1733 ret = hns3_flow_args_check(attr, pattern, actions, error);
1737 if (hns3_find_rss_general_action(pattern, actions))
1738 return hns3_parse_rss_filter(dev, actions, error);
1740 memset(&fdir_rule, 0, sizeof(struct hns3_fdir_rule));
1741 return hns3_parse_fdir_filter(dev, pattern, actions, &fdir_rule, error);
1745 * Create or destroy a flow rule.
1746 * Theorically one rule can match more than one filters.
1747 * We will let it use the filter which it hitt first.
1748 * So, the sequence matters.
1750 static struct rte_flow *
1751 hns3_flow_create(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
1752 const struct rte_flow_item pattern[],
1753 const struct rte_flow_action actions[],
1754 struct rte_flow_error *error)
1756 struct hns3_process_private *process_list = dev->process_private;
1757 struct hns3_adapter *hns = dev->data->dev_private;
1758 struct hns3_hw *hw = &hns->hw;
1759 const struct hns3_rss_conf *rss_conf;
1760 struct hns3_fdir_rule_ele *fdir_rule_ptr;
1761 struct hns3_rss_conf_ele *rss_filter_ptr;
1762 struct hns3_flow_mem *flow_node;
1763 const struct rte_flow_action *act;
1764 struct rte_flow *flow;
1765 struct hns3_fdir_rule fdir_rule;
1768 ret = hns3_flow_validate(dev, attr, pattern, actions, error);
1772 flow = rte_zmalloc("hns3 flow", sizeof(struct rte_flow), 0);
1774 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
1775 NULL, "Failed to allocate flow memory");
1778 flow_node = rte_zmalloc("hns3 flow node",
1779 sizeof(struct hns3_flow_mem), 0);
1780 if (flow_node == NULL) {
1781 rte_flow_error_set(error, ENOMEM, RTE_FLOW_ERROR_TYPE_HANDLE,
1782 NULL, "Failed to allocate flow list memory");
1787 flow_node->flow = flow;
1788 TAILQ_INSERT_TAIL(&process_list->flow_list, flow_node, entries);
1790 act = hns3_find_rss_general_action(pattern, actions);
1792 rss_conf = act->conf;
1794 ret = hns3_flow_parse_rss(dev, rss_conf, true);
1798 rss_filter_ptr = rte_zmalloc("hns3 rss filter",
1799 sizeof(struct hns3_rss_conf_ele),
1801 if (rss_filter_ptr == NULL) {
1803 "Failed to allocate hns3_rss_filter memory");
1807 hns3_rss_conf_copy(&rss_filter_ptr->filter_info,
1809 rss_filter_ptr->filter_info.valid = true;
1810 TAILQ_INSERT_TAIL(&process_list->filter_rss_list,
1811 rss_filter_ptr, entries);
1813 flow->rule = rss_filter_ptr;
1814 flow->filter_type = RTE_ETH_FILTER_HASH;
1818 memset(&fdir_rule, 0, sizeof(struct hns3_fdir_rule));
1819 ret = hns3_parse_fdir_filter(dev, pattern, actions, &fdir_rule, error);
1823 if (fdir_rule.flags & HNS3_RULE_FLAG_COUNTER) {
1824 ret = hns3_counter_new(dev, fdir_rule.act_cnt.shared,
1825 fdir_rule.act_cnt.id, error);
1829 flow->counter_id = fdir_rule.act_cnt.id;
1831 ret = hns3_fdir_filter_program(hns, &fdir_rule, false);
1833 fdir_rule_ptr = rte_zmalloc("hns3 fdir rule",
1834 sizeof(struct hns3_fdir_rule_ele),
1836 if (fdir_rule_ptr == NULL) {
1837 hns3_err(hw, "Failed to allocate fdir_rule memory");
1842 memcpy(&fdir_rule_ptr->fdir_conf, &fdir_rule,
1843 sizeof(struct hns3_fdir_rule));
1844 TAILQ_INSERT_TAIL(&process_list->fdir_list,
1845 fdir_rule_ptr, entries);
1846 flow->rule = fdir_rule_ptr;
1847 flow->filter_type = RTE_ETH_FILTER_FDIR;
1853 if (fdir_rule.flags & HNS3_RULE_FLAG_COUNTER)
1854 hns3_counter_release(dev, fdir_rule.act_cnt.id);
1857 rte_flow_error_set(error, -ret, RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1858 "Failed to create flow");
1860 TAILQ_REMOVE(&process_list->flow_list, flow_node, entries);
1861 rte_free(flow_node);
1866 /* Destroy a flow rule on hns3. */
1868 hns3_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
1869 struct rte_flow_error *error)
1871 struct hns3_process_private *process_list = dev->process_private;
1872 struct hns3_adapter *hns = dev->data->dev_private;
1873 struct hns3_fdir_rule_ele *fdir_rule_ptr;
1874 struct hns3_rss_conf_ele *rss_filter_ptr;
1875 struct hns3_flow_mem *flow_node;
1876 enum rte_filter_type filter_type;
1877 struct hns3_fdir_rule fdir_rule;
1881 return rte_flow_error_set(error, EINVAL,
1882 RTE_FLOW_ERROR_TYPE_HANDLE,
1883 flow, "Flow is NULL");
1884 filter_type = flow->filter_type;
1885 switch (filter_type) {
1886 case RTE_ETH_FILTER_FDIR:
1887 fdir_rule_ptr = (struct hns3_fdir_rule_ele *)flow->rule;
1888 memcpy(&fdir_rule, &fdir_rule_ptr->fdir_conf,
1889 sizeof(struct hns3_fdir_rule));
1891 ret = hns3_fdir_filter_program(hns, &fdir_rule, true);
1893 return rte_flow_error_set(error, EIO,
1894 RTE_FLOW_ERROR_TYPE_HANDLE,
1896 "Destroy FDIR fail.Try again");
1897 if (fdir_rule.flags & HNS3_RULE_FLAG_COUNTER)
1898 hns3_counter_release(dev, fdir_rule.act_cnt.id);
1899 TAILQ_REMOVE(&process_list->fdir_list, fdir_rule_ptr, entries);
1900 rte_free(fdir_rule_ptr);
1901 fdir_rule_ptr = NULL;
1903 case RTE_ETH_FILTER_HASH:
1904 rss_filter_ptr = (struct hns3_rss_conf_ele *)flow->rule;
1905 ret = hns3_config_rss_filter(dev, &rss_filter_ptr->filter_info,
1908 return rte_flow_error_set(error, EIO,
1909 RTE_FLOW_ERROR_TYPE_HANDLE,
1911 "Destroy RSS fail.Try again");
1912 TAILQ_REMOVE(&process_list->filter_rss_list, rss_filter_ptr,
1914 rte_free(rss_filter_ptr);
1915 rss_filter_ptr = NULL;
1918 return rte_flow_error_set(error, EINVAL,
1919 RTE_FLOW_ERROR_TYPE_HANDLE, flow,
1920 "Unsupported filter type");
1923 TAILQ_FOREACH(flow_node, &process_list->flow_list, entries) {
1924 if (flow_node->flow == flow) {
1925 TAILQ_REMOVE(&process_list->flow_list, flow_node,
1927 rte_free(flow_node);
1938 /* Destroy all flow rules associated with a port on hns3. */
1940 hns3_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error)
1942 struct hns3_adapter *hns = dev->data->dev_private;
1945 /* FDIR is available only in PF driver */
1947 ret = hns3_clear_all_fdir_filter(hns);
1949 rte_flow_error_set(error, ret,
1950 RTE_FLOW_ERROR_TYPE_HANDLE,
1951 NULL, "Failed to flush rule");
1954 hns3_counter_flush(dev);
1957 ret = hns3_clear_rss_filter(dev);
1959 rte_flow_error_set(error, ret, RTE_FLOW_ERROR_TYPE_HANDLE,
1960 NULL, "Failed to flush rss filter");
1964 hns3_filterlist_flush(dev);
1969 /* Query an existing flow rule. */
1971 hns3_flow_query(struct rte_eth_dev *dev, struct rte_flow *flow,
1972 const struct rte_flow_action *actions, void *data,
1973 struct rte_flow_error *error)
1975 struct rte_flow_action_rss *rss_conf;
1976 struct hns3_rss_conf_ele *rss_rule;
1977 struct rte_flow_query_count *qc;
1981 return rte_flow_error_set(error, EINVAL,
1982 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, "invalid rule");
1984 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1985 switch (actions->type) {
1986 case RTE_FLOW_ACTION_TYPE_VOID:
1988 case RTE_FLOW_ACTION_TYPE_COUNT:
1989 qc = (struct rte_flow_query_count *)data;
1990 ret = hns3_counter_query(dev, flow, qc, error);
1994 case RTE_FLOW_ACTION_TYPE_RSS:
1995 if (flow->filter_type != RTE_ETH_FILTER_HASH) {
1996 return rte_flow_error_set(error, ENOTSUP,
1997 RTE_FLOW_ERROR_TYPE_ACTION,
1998 actions, "action is not supported");
2000 rss_conf = (struct rte_flow_action_rss *)data;
2001 rss_rule = (struct hns3_rss_conf_ele *)flow->rule;
2002 rte_memcpy(rss_conf, &rss_rule->filter_info.conf,
2003 sizeof(struct rte_flow_action_rss));
2006 return rte_flow_error_set(error, ENOTSUP,
2007 RTE_FLOW_ERROR_TYPE_ACTION,
2008 actions, "action is not supported");
2015 static const struct rte_flow_ops hns3_flow_ops = {
2016 .validate = hns3_flow_validate,
2017 .create = hns3_flow_create,
2018 .destroy = hns3_flow_destroy,
2019 .flush = hns3_flow_flush,
2020 .query = hns3_flow_query,
2025 * The entry of flow API.
2027 * Pointer to Ethernet device.
2029 * 0 on success, a negative errno value otherwise is set.
2032 hns3_dev_filter_ctrl(struct rte_eth_dev *dev, enum rte_filter_type filter_type,
2033 enum rte_filter_op filter_op, void *arg)
2038 hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2039 switch (filter_type) {
2040 case RTE_ETH_FILTER_GENERIC:
2041 if (filter_op != RTE_ETH_FILTER_GET)
2043 if (hw->adapter_state >= HNS3_NIC_CLOSED)
2045 *(const void **)arg = &hns3_flow_ops;
2048 hns3_err(hw, "Filter type (%d) not supported", filter_type);