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,
213 RTE_FLOW_ERROR_TYPE_HANDLE,
214 NULL, "Read counter fail.");
224 hns3_counter_release(struct rte_eth_dev *dev, uint32_t id)
226 struct hns3_adapter *hns = dev->data->dev_private;
227 struct hns3_hw *hw = &hns->hw;
228 struct hns3_flow_counter *cnt;
230 cnt = hns3_counter_lookup(dev, id);
232 hns3_err(hw, "Can't find available counter to release");
236 if (cnt->ref_cnt == 0) {
237 LIST_REMOVE(cnt, next);
244 hns3_counter_flush(struct rte_eth_dev *dev)
246 struct hns3_adapter *hns = dev->data->dev_private;
247 struct hns3_pf *pf = &hns->pf;
248 struct hns3_flow_counter *cnt_ptr;
250 cnt_ptr = LIST_FIRST(&pf->flow_counters);
252 LIST_REMOVE(cnt_ptr, next);
254 cnt_ptr = LIST_FIRST(&pf->flow_counters);
259 hns3_handle_action_queue(struct rte_eth_dev *dev,
260 const struct rte_flow_action *action,
261 struct hns3_fdir_rule *rule,
262 struct rte_flow_error *error)
264 struct hns3_adapter *hns = dev->data->dev_private;
265 const struct rte_flow_action_queue *queue;
266 struct hns3_hw *hw = &hns->hw;
268 queue = (const struct rte_flow_action_queue *)action->conf;
269 if (queue->index >= hw->used_rx_queues) {
270 hns3_err(hw, "queue ID(%d) is greater than number of "
271 "available queue (%d) in driver.",
272 queue->index, hw->used_rx_queues);
273 return rte_flow_error_set(error, EINVAL,
274 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
275 action, "Invalid queue ID in PF");
278 rule->queue_id = queue->index;
280 rule->action = HNS3_FD_ACTION_ACCEPT_PACKET;
285 hns3_handle_action_queue_region(struct rte_eth_dev *dev,
286 const struct rte_flow_action *action,
287 struct hns3_fdir_rule *rule,
288 struct rte_flow_error *error)
290 struct hns3_adapter *hns = dev->data->dev_private;
291 const struct rte_flow_action_rss *conf = action->conf;
292 struct hns3_hw *hw = &hns->hw;
295 if (!hns3_dev_fd_queue_region_supported(hw))
296 return rte_flow_error_set(error, ENOTSUP,
297 RTE_FLOW_ERROR_TYPE_ACTION, action,
298 "Not support config queue region!");
300 if ((!rte_is_power_of_2(conf->queue_num)) ||
301 conf->queue_num > hw->rss_size_max ||
302 conf->queue[0] >= hw->used_rx_queues ||
303 conf->queue[0] + conf->queue_num > hw->used_rx_queues) {
304 return rte_flow_error_set(error, EINVAL,
305 RTE_FLOW_ERROR_TYPE_ACTION_CONF, action,
306 "Invalid start queue ID and queue num! the start queue "
307 "ID must valid, the queue num must be power of 2 and "
311 for (idx = 1; idx < conf->queue_num; idx++) {
312 if (conf->queue[idx] != conf->queue[idx - 1] + 1)
313 return rte_flow_error_set(error, EINVAL,
314 RTE_FLOW_ERROR_TYPE_ACTION_CONF, action,
315 "Invalid queue ID sequence! the queue ID "
316 "must be continuous increment.");
319 rule->queue_id = conf->queue[0];
320 rule->nb_queues = conf->queue_num;
321 rule->action = HNS3_FD_ACTION_ACCEPT_PACKET;
326 * Parse actions structure from the provided pattern.
327 * The pattern is validated as the items are copied.
331 * NIC specfilc actions derived from the actions.
335 hns3_handle_actions(struct rte_eth_dev *dev,
336 const struct rte_flow_action actions[],
337 struct hns3_fdir_rule *rule, struct rte_flow_error *error)
339 struct hns3_adapter *hns = dev->data->dev_private;
340 const struct rte_flow_action_count *act_count;
341 const struct rte_flow_action_mark *mark;
342 struct hns3_pf *pf = &hns->pf;
343 uint32_t counter_num;
346 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
347 switch (actions->type) {
348 case RTE_FLOW_ACTION_TYPE_QUEUE:
349 ret = hns3_handle_action_queue(dev, actions, rule,
354 case RTE_FLOW_ACTION_TYPE_DROP:
355 rule->action = HNS3_FD_ACTION_DROP_PACKET;
358 * Here RSS's real action is queue region.
359 * Queue region is implemented by FDIR + RSS in hns3 hardware,
360 * the FDIR's action is one queue region (start_queue_id and
361 * queue_num), then RSS spread packets to the queue region by
364 case RTE_FLOW_ACTION_TYPE_RSS:
365 ret = hns3_handle_action_queue_region(dev, actions,
370 case RTE_FLOW_ACTION_TYPE_MARK:
372 (const struct rte_flow_action_mark *)actions->conf;
373 if (mark->id >= HNS3_MAX_FILTER_ID)
374 return rte_flow_error_set(error, EINVAL,
375 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
378 rule->fd_id = mark->id;
379 rule->flags |= HNS3_RULE_FLAG_FDID;
381 case RTE_FLOW_ACTION_TYPE_FLAG:
382 rule->fd_id = HNS3_MAX_FILTER_ID;
383 rule->flags |= HNS3_RULE_FLAG_FDID;
385 case RTE_FLOW_ACTION_TYPE_COUNT:
387 (const struct rte_flow_action_count *)actions->conf;
388 counter_num = pf->fdir.fd_cfg.cnt_num[HNS3_FD_STAGE_1];
389 if (act_count->id >= counter_num)
390 return rte_flow_error_set(error, EINVAL,
391 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
393 "Invalid counter id");
394 rule->act_cnt = *act_count;
395 rule->flags |= HNS3_RULE_FLAG_COUNTER;
397 case RTE_FLOW_ACTION_TYPE_VOID:
400 return rte_flow_error_set(error, ENOTSUP,
401 RTE_FLOW_ERROR_TYPE_ACTION,
402 NULL, "Unsupported action");
409 /* Parse to get the attr and action info of flow director rule. */
411 hns3_check_attr(const struct rte_flow_attr *attr, struct rte_flow_error *error)
414 return rte_flow_error_set(error, EINVAL,
415 RTE_FLOW_ERROR_TYPE_ATTR_INGRESS,
416 attr, "Ingress can't be zero");
418 return rte_flow_error_set(error, ENOTSUP,
419 RTE_FLOW_ERROR_TYPE_ATTR_EGRESS,
420 attr, "Not support egress");
422 return rte_flow_error_set(error, ENOTSUP,
423 RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER,
424 attr, "No support for transfer");
426 return rte_flow_error_set(error, ENOTSUP,
427 RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
428 attr, "Not support priority");
430 return rte_flow_error_set(error, ENOTSUP,
431 RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
432 attr, "Not support group");
437 hns3_parse_eth(const struct rte_flow_item *item,
438 struct hns3_fdir_rule *rule, struct rte_flow_error *error)
440 const struct rte_flow_item_eth *eth_spec;
441 const struct rte_flow_item_eth *eth_mask;
443 if (item->spec == NULL && item->mask)
444 return rte_flow_error_set(error, EINVAL,
445 RTE_FLOW_ERROR_TYPE_ITEM, item,
446 "Can't configure FDIR with mask but without spec");
448 /* Only used to describe the protocol stack. */
449 if (item->spec == NULL && item->mask == NULL)
453 eth_mask = item->mask;
454 if (eth_mask->type) {
455 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 1);
456 rule->key_conf.mask.ether_type =
457 rte_be_to_cpu_16(eth_mask->type);
459 if (!rte_is_zero_ether_addr(ð_mask->src)) {
460 hns3_set_bit(rule->input_set, INNER_SRC_MAC, 1);
461 memcpy(rule->key_conf.mask.src_mac,
462 eth_mask->src.addr_bytes, RTE_ETHER_ADDR_LEN);
464 if (!rte_is_zero_ether_addr(ð_mask->dst)) {
465 hns3_set_bit(rule->input_set, INNER_DST_MAC, 1);
466 memcpy(rule->key_conf.mask.dst_mac,
467 eth_mask->dst.addr_bytes, RTE_ETHER_ADDR_LEN);
471 eth_spec = item->spec;
472 rule->key_conf.spec.ether_type = rte_be_to_cpu_16(eth_spec->type);
473 memcpy(rule->key_conf.spec.src_mac, eth_spec->src.addr_bytes,
475 memcpy(rule->key_conf.spec.dst_mac, eth_spec->dst.addr_bytes,
481 hns3_parse_vlan(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
482 struct rte_flow_error *error)
484 const struct rte_flow_item_vlan *vlan_spec;
485 const struct rte_flow_item_vlan *vlan_mask;
487 if (item->spec == NULL && item->mask)
488 return rte_flow_error_set(error, EINVAL,
489 RTE_FLOW_ERROR_TYPE_ITEM, item,
490 "Can't configure FDIR with mask but without spec");
492 rule->key_conf.vlan_num++;
493 if (rule->key_conf.vlan_num > VLAN_TAG_NUM_MAX)
494 return rte_flow_error_set(error, EINVAL,
495 RTE_FLOW_ERROR_TYPE_ITEM, item,
496 "Vlan_num is more than 2");
498 /* Only used to describe the protocol stack. */
499 if (item->spec == NULL && item->mask == NULL)
503 vlan_mask = item->mask;
504 if (vlan_mask->tci) {
505 if (rule->key_conf.vlan_num == 1) {
506 hns3_set_bit(rule->input_set, INNER_VLAN_TAG1,
508 rule->key_conf.mask.vlan_tag1 =
509 rte_be_to_cpu_16(vlan_mask->tci);
511 hns3_set_bit(rule->input_set, INNER_VLAN_TAG2,
513 rule->key_conf.mask.vlan_tag2 =
514 rte_be_to_cpu_16(vlan_mask->tci);
519 vlan_spec = item->spec;
520 if (rule->key_conf.vlan_num == 1)
521 rule->key_conf.spec.vlan_tag1 =
522 rte_be_to_cpu_16(vlan_spec->tci);
524 rule->key_conf.spec.vlan_tag2 =
525 rte_be_to_cpu_16(vlan_spec->tci);
530 hns3_parse_ipv4(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
531 struct rte_flow_error *error)
533 const struct rte_flow_item_ipv4 *ipv4_spec;
534 const struct rte_flow_item_ipv4 *ipv4_mask;
536 if (item->spec == NULL && item->mask)
537 return rte_flow_error_set(error, EINVAL,
538 RTE_FLOW_ERROR_TYPE_ITEM, item,
539 "Can't configure FDIR with mask but without spec");
541 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 1);
542 rule->key_conf.spec.ether_type = RTE_ETHER_TYPE_IPV4;
543 rule->key_conf.mask.ether_type = ETHER_TYPE_MASK;
544 /* Only used to describe the protocol stack. */
545 if (item->spec == NULL && item->mask == NULL)
549 ipv4_mask = item->mask;
551 if (ipv4_mask->hdr.total_length ||
552 ipv4_mask->hdr.packet_id ||
553 ipv4_mask->hdr.fragment_offset ||
554 ipv4_mask->hdr.time_to_live ||
555 ipv4_mask->hdr.hdr_checksum) {
556 return rte_flow_error_set(error, EINVAL,
557 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
559 "Only support src & dst ip,tos,proto in IPV4");
562 if (ipv4_mask->hdr.src_addr) {
563 hns3_set_bit(rule->input_set, INNER_SRC_IP, 1);
564 rule->key_conf.mask.src_ip[IP_ADDR_KEY_ID] =
565 rte_be_to_cpu_32(ipv4_mask->hdr.src_addr);
568 if (ipv4_mask->hdr.dst_addr) {
569 hns3_set_bit(rule->input_set, INNER_DST_IP, 1);
570 rule->key_conf.mask.dst_ip[IP_ADDR_KEY_ID] =
571 rte_be_to_cpu_32(ipv4_mask->hdr.dst_addr);
574 if (ipv4_mask->hdr.type_of_service) {
575 hns3_set_bit(rule->input_set, INNER_IP_TOS, 1);
576 rule->key_conf.mask.ip_tos =
577 ipv4_mask->hdr.type_of_service;
580 if (ipv4_mask->hdr.next_proto_id) {
581 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
582 rule->key_conf.mask.ip_proto =
583 ipv4_mask->hdr.next_proto_id;
587 ipv4_spec = item->spec;
588 rule->key_conf.spec.src_ip[IP_ADDR_KEY_ID] =
589 rte_be_to_cpu_32(ipv4_spec->hdr.src_addr);
590 rule->key_conf.spec.dst_ip[IP_ADDR_KEY_ID] =
591 rte_be_to_cpu_32(ipv4_spec->hdr.dst_addr);
592 rule->key_conf.spec.ip_tos = ipv4_spec->hdr.type_of_service;
593 rule->key_conf.spec.ip_proto = ipv4_spec->hdr.next_proto_id;
598 hns3_parse_ipv6(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
599 struct rte_flow_error *error)
601 const struct rte_flow_item_ipv6 *ipv6_spec;
602 const struct rte_flow_item_ipv6 *ipv6_mask;
604 if (item->spec == NULL && item->mask)
605 return rte_flow_error_set(error, EINVAL,
606 RTE_FLOW_ERROR_TYPE_ITEM, item,
607 "Can't configure FDIR with mask but without spec");
609 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 1);
610 rule->key_conf.spec.ether_type = RTE_ETHER_TYPE_IPV6;
611 rule->key_conf.mask.ether_type = ETHER_TYPE_MASK;
613 /* Only used to describe the protocol stack. */
614 if (item->spec == NULL && item->mask == NULL)
618 ipv6_mask = item->mask;
619 if (ipv6_mask->hdr.vtc_flow ||
620 ipv6_mask->hdr.payload_len || ipv6_mask->hdr.hop_limits) {
621 return rte_flow_error_set(error, EINVAL,
622 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
624 "Only support src & dst ip,proto in IPV6");
626 net_addr_to_host(rule->key_conf.mask.src_ip,
627 (const rte_be32_t *)ipv6_mask->hdr.src_addr,
629 net_addr_to_host(rule->key_conf.mask.dst_ip,
630 (const rte_be32_t *)ipv6_mask->hdr.dst_addr,
632 rule->key_conf.mask.ip_proto = ipv6_mask->hdr.proto;
633 if (rule->key_conf.mask.src_ip[IP_ADDR_KEY_ID])
634 hns3_set_bit(rule->input_set, INNER_SRC_IP, 1);
635 if (rule->key_conf.mask.dst_ip[IP_ADDR_KEY_ID])
636 hns3_set_bit(rule->input_set, INNER_DST_IP, 1);
637 if (ipv6_mask->hdr.proto)
638 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
641 ipv6_spec = item->spec;
642 net_addr_to_host(rule->key_conf.spec.src_ip,
643 (const rte_be32_t *)ipv6_spec->hdr.src_addr,
645 net_addr_to_host(rule->key_conf.spec.dst_ip,
646 (const rte_be32_t *)ipv6_spec->hdr.dst_addr,
648 rule->key_conf.spec.ip_proto = ipv6_spec->hdr.proto;
654 hns3_parse_tcp(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
655 struct rte_flow_error *error)
657 const struct rte_flow_item_tcp *tcp_spec;
658 const struct rte_flow_item_tcp *tcp_mask;
660 if (item->spec == NULL && item->mask)
661 return rte_flow_error_set(error, EINVAL,
662 RTE_FLOW_ERROR_TYPE_ITEM, item,
663 "Can't configure FDIR with mask but without spec");
665 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
666 rule->key_conf.spec.ip_proto = IPPROTO_TCP;
667 rule->key_conf.mask.ip_proto = IPPROTO_MASK;
669 /* Only used to describe the protocol stack. */
670 if (item->spec == NULL && item->mask == NULL)
674 tcp_mask = item->mask;
675 if (tcp_mask->hdr.sent_seq ||
676 tcp_mask->hdr.recv_ack ||
677 tcp_mask->hdr.data_off ||
678 tcp_mask->hdr.tcp_flags ||
679 tcp_mask->hdr.rx_win ||
680 tcp_mask->hdr.cksum || tcp_mask->hdr.tcp_urp) {
681 return rte_flow_error_set(error, EINVAL,
682 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
684 "Only support src & dst port in TCP");
687 if (tcp_mask->hdr.src_port) {
688 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 1);
689 rule->key_conf.mask.src_port =
690 rte_be_to_cpu_16(tcp_mask->hdr.src_port);
692 if (tcp_mask->hdr.dst_port) {
693 hns3_set_bit(rule->input_set, INNER_DST_PORT, 1);
694 rule->key_conf.mask.dst_port =
695 rte_be_to_cpu_16(tcp_mask->hdr.dst_port);
699 tcp_spec = item->spec;
700 rule->key_conf.spec.src_port = rte_be_to_cpu_16(tcp_spec->hdr.src_port);
701 rule->key_conf.spec.dst_port = rte_be_to_cpu_16(tcp_spec->hdr.dst_port);
707 hns3_parse_udp(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
708 struct rte_flow_error *error)
710 const struct rte_flow_item_udp *udp_spec;
711 const struct rte_flow_item_udp *udp_mask;
713 if (item->spec == NULL && item->mask)
714 return rte_flow_error_set(error, EINVAL,
715 RTE_FLOW_ERROR_TYPE_ITEM, item,
716 "Can't configure FDIR with mask but without spec");
718 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
719 rule->key_conf.spec.ip_proto = IPPROTO_UDP;
720 rule->key_conf.mask.ip_proto = IPPROTO_MASK;
721 /* Only used to describe the protocol stack. */
722 if (item->spec == NULL && item->mask == NULL)
726 udp_mask = item->mask;
727 if (udp_mask->hdr.dgram_len || udp_mask->hdr.dgram_cksum) {
728 return rte_flow_error_set(error, EINVAL,
729 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
731 "Only support src & dst port in UDP");
733 if (udp_mask->hdr.src_port) {
734 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 1);
735 rule->key_conf.mask.src_port =
736 rte_be_to_cpu_16(udp_mask->hdr.src_port);
738 if (udp_mask->hdr.dst_port) {
739 hns3_set_bit(rule->input_set, INNER_DST_PORT, 1);
740 rule->key_conf.mask.dst_port =
741 rte_be_to_cpu_16(udp_mask->hdr.dst_port);
745 udp_spec = item->spec;
746 rule->key_conf.spec.src_port = rte_be_to_cpu_16(udp_spec->hdr.src_port);
747 rule->key_conf.spec.dst_port = rte_be_to_cpu_16(udp_spec->hdr.dst_port);
753 hns3_parse_sctp(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
754 struct rte_flow_error *error)
756 const struct rte_flow_item_sctp *sctp_spec;
757 const struct rte_flow_item_sctp *sctp_mask;
759 if (item->spec == NULL && item->mask)
760 return rte_flow_error_set(error, EINVAL,
761 RTE_FLOW_ERROR_TYPE_ITEM, item,
762 "Can't configure FDIR with mask but without spec");
764 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 1);
765 rule->key_conf.spec.ip_proto = IPPROTO_SCTP;
766 rule->key_conf.mask.ip_proto = IPPROTO_MASK;
768 /* Only used to describe the protocol stack. */
769 if (item->spec == NULL && item->mask == NULL)
773 sctp_mask = item->mask;
774 if (sctp_mask->hdr.cksum)
775 return rte_flow_error_set(error, EINVAL,
776 RTE_FLOW_ERROR_TYPE_ITEM_MASK,
778 "Only support src & dst port in SCTP");
780 if (sctp_mask->hdr.src_port) {
781 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 1);
782 rule->key_conf.mask.src_port =
783 rte_be_to_cpu_16(sctp_mask->hdr.src_port);
785 if (sctp_mask->hdr.dst_port) {
786 hns3_set_bit(rule->input_set, INNER_DST_PORT, 1);
787 rule->key_conf.mask.dst_port =
788 rte_be_to_cpu_16(sctp_mask->hdr.dst_port);
790 if (sctp_mask->hdr.tag) {
791 hns3_set_bit(rule->input_set, INNER_SCTP_TAG, 1);
792 rule->key_conf.mask.sctp_tag =
793 rte_be_to_cpu_32(sctp_mask->hdr.tag);
797 sctp_spec = item->spec;
798 rule->key_conf.spec.src_port =
799 rte_be_to_cpu_16(sctp_spec->hdr.src_port);
800 rule->key_conf.spec.dst_port =
801 rte_be_to_cpu_16(sctp_spec->hdr.dst_port);
802 rule->key_conf.spec.sctp_tag = rte_be_to_cpu_32(sctp_spec->hdr.tag);
808 * Check items before tunnel, save inner configs to outer configs,and clear
810 * The key consists of two parts: meta_data and tuple keys.
811 * Meta data uses 15 bits, including vlan_num(2bit), des_port(12bit) and tunnel
813 * Tuple keys uses 384bit, including ot_dst-mac(48bit), ot_dst-port(16bit),
814 * ot_tun_vni(24bit), ot_flow_id(8bit), src-mac(48bit), dst-mac(48bit),
815 * src-ip(32/128bit), dst-ip(32/128bit), src-port(16bit), dst-port(16bit),
816 * tos(8bit), ether-proto(16bit), ip-proto(8bit), vlantag1(16bit),
817 * Vlantag2(16bit) and sctp-tag(32bit).
820 hns3_handle_tunnel(const struct rte_flow_item *item,
821 struct hns3_fdir_rule *rule, struct rte_flow_error *error)
823 /* check eth config */
824 if (rule->input_set & (BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC)))
825 return rte_flow_error_set(error, EINVAL,
826 RTE_FLOW_ERROR_TYPE_ITEM,
827 item, "Outer eth mac is unsupported");
828 if (rule->input_set & BIT(INNER_ETH_TYPE)) {
829 hns3_set_bit(rule->input_set, OUTER_ETH_TYPE, 1);
830 rule->key_conf.spec.outer_ether_type =
831 rule->key_conf.spec.ether_type;
832 rule->key_conf.mask.outer_ether_type =
833 rule->key_conf.mask.ether_type;
834 hns3_set_bit(rule->input_set, INNER_ETH_TYPE, 0);
835 rule->key_conf.spec.ether_type = 0;
836 rule->key_conf.mask.ether_type = 0;
839 /* check vlan config */
840 if (rule->input_set & (BIT(INNER_VLAN_TAG1) | BIT(INNER_VLAN_TAG2)))
841 return rte_flow_error_set(error, EINVAL,
842 RTE_FLOW_ERROR_TYPE_ITEM,
844 "Outer vlan tags is unsupported");
846 /* clear vlan_num for inner vlan select */
847 rule->key_conf.outer_vlan_num = rule->key_conf.vlan_num;
848 rule->key_conf.vlan_num = 0;
850 /* check L3 config */
851 if (rule->input_set &
852 (BIT(INNER_SRC_IP) | BIT(INNER_DST_IP) | BIT(INNER_IP_TOS)))
853 return rte_flow_error_set(error, EINVAL,
854 RTE_FLOW_ERROR_TYPE_ITEM,
855 item, "Outer ip is unsupported");
856 if (rule->input_set & BIT(INNER_IP_PROTO)) {
857 hns3_set_bit(rule->input_set, OUTER_IP_PROTO, 1);
858 rule->key_conf.spec.outer_proto = rule->key_conf.spec.ip_proto;
859 rule->key_conf.mask.outer_proto = rule->key_conf.mask.ip_proto;
860 hns3_set_bit(rule->input_set, INNER_IP_PROTO, 0);
861 rule->key_conf.spec.ip_proto = 0;
862 rule->key_conf.mask.ip_proto = 0;
865 /* check L4 config */
866 if (rule->input_set & BIT(INNER_SCTP_TAG))
867 return rte_flow_error_set(error, EINVAL,
868 RTE_FLOW_ERROR_TYPE_ITEM, item,
869 "Outer sctp tag is unsupported");
871 if (rule->input_set & BIT(INNER_SRC_PORT)) {
872 hns3_set_bit(rule->input_set, OUTER_SRC_PORT, 1);
873 rule->key_conf.spec.outer_src_port =
874 rule->key_conf.spec.src_port;
875 rule->key_conf.mask.outer_src_port =
876 rule->key_conf.mask.src_port;
877 hns3_set_bit(rule->input_set, INNER_SRC_PORT, 0);
878 rule->key_conf.spec.src_port = 0;
879 rule->key_conf.mask.src_port = 0;
881 if (rule->input_set & BIT(INNER_DST_PORT)) {
882 hns3_set_bit(rule->input_set, INNER_DST_PORT, 0);
883 rule->key_conf.spec.dst_port = 0;
884 rule->key_conf.mask.dst_port = 0;
890 hns3_parse_vxlan(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
891 struct rte_flow_error *error)
893 const struct rte_flow_item_vxlan *vxlan_spec;
894 const struct rte_flow_item_vxlan *vxlan_mask;
896 if (item->spec == NULL && item->mask)
897 return rte_flow_error_set(error, EINVAL,
898 RTE_FLOW_ERROR_TYPE_ITEM, item,
899 "Can't configure FDIR with mask but without spec");
900 else if (item->spec && (item->mask == NULL))
901 return rte_flow_error_set(error, EINVAL,
902 RTE_FLOW_ERROR_TYPE_ITEM, item,
903 "Tunnel packets must configure with mask");
905 hns3_set_bit(rule->input_set, OUTER_DST_PORT, 1);
906 rule->key_conf.mask.tunnel_type = TUNNEL_TYPE_MASK;
907 if (item->type == RTE_FLOW_ITEM_TYPE_VXLAN)
908 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_VXLAN;
910 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_VXLAN_GPE;
912 /* Only used to describe the protocol stack. */
913 if (item->spec == NULL && item->mask == NULL)
916 vxlan_mask = item->mask;
917 vxlan_spec = item->spec;
919 if (vxlan_mask->flags)
920 return rte_flow_error_set(error, EINVAL,
921 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
922 "Flags is not supported in VxLAN");
924 /* VNI must be totally masked or not. */
925 if (memcmp(vxlan_mask->vni, full_mask, VNI_OR_TNI_LEN) &&
926 memcmp(vxlan_mask->vni, zero_mask, VNI_OR_TNI_LEN))
927 return rte_flow_error_set(error, EINVAL,
928 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
929 "VNI must be totally masked or not in VxLAN");
930 if (vxlan_mask->vni[0]) {
931 hns3_set_bit(rule->input_set, OUTER_TUN_VNI, 1);
932 memcpy(rule->key_conf.mask.outer_tun_vni, vxlan_mask->vni,
935 memcpy(rule->key_conf.spec.outer_tun_vni, vxlan_spec->vni,
941 hns3_parse_nvgre(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
942 struct rte_flow_error *error)
944 const struct rte_flow_item_nvgre *nvgre_spec;
945 const struct rte_flow_item_nvgre *nvgre_mask;
947 if (item->spec == NULL && item->mask)
948 return rte_flow_error_set(error, EINVAL,
949 RTE_FLOW_ERROR_TYPE_ITEM, item,
950 "Can't configure FDIR with mask but without spec");
951 else if (item->spec && (item->mask == NULL))
952 return rte_flow_error_set(error, EINVAL,
953 RTE_FLOW_ERROR_TYPE_ITEM, item,
954 "Tunnel packets must configure with mask");
956 hns3_set_bit(rule->input_set, OUTER_IP_PROTO, 1);
957 rule->key_conf.spec.outer_proto = IPPROTO_GRE;
958 rule->key_conf.mask.outer_proto = IPPROTO_MASK;
960 hns3_set_bit(rule->input_set, OUTER_DST_PORT, 1);
961 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_NVGRE;
962 rule->key_conf.mask.tunnel_type = ~HNS3_TUNNEL_TYPE_NVGRE;
963 /* Only used to describe the protocol stack. */
964 if (item->spec == NULL && item->mask == NULL)
967 nvgre_mask = item->mask;
968 nvgre_spec = item->spec;
970 if (nvgre_mask->protocol || nvgre_mask->c_k_s_rsvd0_ver)
971 return rte_flow_error_set(error, EINVAL,
972 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
973 "Ver/protocal is not supported in NVGRE");
975 /* TNI must be totally masked or not. */
976 if (memcmp(nvgre_mask->tni, full_mask, VNI_OR_TNI_LEN) &&
977 memcmp(nvgre_mask->tni, zero_mask, VNI_OR_TNI_LEN))
978 return rte_flow_error_set(error, EINVAL,
979 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
980 "TNI must be totally masked or not in NVGRE");
982 if (nvgre_mask->tni[0]) {
983 hns3_set_bit(rule->input_set, OUTER_TUN_VNI, 1);
984 memcpy(rule->key_conf.mask.outer_tun_vni, nvgre_mask->tni,
987 memcpy(rule->key_conf.spec.outer_tun_vni, nvgre_spec->tni,
990 if (nvgre_mask->flow_id) {
991 hns3_set_bit(rule->input_set, OUTER_TUN_FLOW_ID, 1);
992 rule->key_conf.mask.outer_tun_flow_id = nvgre_mask->flow_id;
994 rule->key_conf.spec.outer_tun_flow_id = nvgre_spec->flow_id;
999 hns3_parse_geneve(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
1000 struct rte_flow_error *error)
1002 const struct rte_flow_item_geneve *geneve_spec;
1003 const struct rte_flow_item_geneve *geneve_mask;
1005 if (item->spec == NULL && item->mask)
1006 return rte_flow_error_set(error, EINVAL,
1007 RTE_FLOW_ERROR_TYPE_ITEM, item,
1008 "Can't configure FDIR with mask but without spec");
1009 else if (item->spec && (item->mask == NULL))
1010 return rte_flow_error_set(error, EINVAL,
1011 RTE_FLOW_ERROR_TYPE_ITEM, item,
1012 "Tunnel packets must configure with mask");
1014 hns3_set_bit(rule->input_set, OUTER_DST_PORT, 1);
1015 rule->key_conf.spec.tunnel_type = HNS3_TUNNEL_TYPE_GENEVE;
1016 rule->key_conf.mask.tunnel_type = TUNNEL_TYPE_MASK;
1017 /* Only used to describe the protocol stack. */
1018 if (item->spec == NULL && item->mask == NULL)
1021 geneve_mask = item->mask;
1022 geneve_spec = item->spec;
1024 if (geneve_mask->ver_opt_len_o_c_rsvd0 || geneve_mask->protocol)
1025 return rte_flow_error_set(error, EINVAL,
1026 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
1027 "Ver/protocal is not supported in GENEVE");
1028 /* VNI must be totally masked or not. */
1029 if (memcmp(geneve_mask->vni, full_mask, VNI_OR_TNI_LEN) &&
1030 memcmp(geneve_mask->vni, zero_mask, VNI_OR_TNI_LEN))
1031 return rte_flow_error_set(error, EINVAL,
1032 RTE_FLOW_ERROR_TYPE_ITEM_MASK, item,
1033 "VNI must be totally masked or not in GENEVE");
1034 if (geneve_mask->vni[0]) {
1035 hns3_set_bit(rule->input_set, OUTER_TUN_VNI, 1);
1036 memcpy(rule->key_conf.mask.outer_tun_vni, geneve_mask->vni,
1039 memcpy(rule->key_conf.spec.outer_tun_vni, geneve_spec->vni,
1045 hns3_parse_tunnel(const struct rte_flow_item *item, struct hns3_fdir_rule *rule,
1046 struct rte_flow_error *error)
1050 switch (item->type) {
1051 case RTE_FLOW_ITEM_TYPE_VXLAN:
1052 case RTE_FLOW_ITEM_TYPE_VXLAN_GPE:
1053 ret = hns3_parse_vxlan(item, rule, error);
1055 case RTE_FLOW_ITEM_TYPE_NVGRE:
1056 ret = hns3_parse_nvgre(item, rule, error);
1058 case RTE_FLOW_ITEM_TYPE_GENEVE:
1059 ret = hns3_parse_geneve(item, rule, error);
1062 return rte_flow_error_set(error, ENOTSUP,
1063 RTE_FLOW_ERROR_TYPE_ITEM,
1064 NULL, "Unsupported tunnel type!");
1068 return hns3_handle_tunnel(item, rule, error);
1072 hns3_parse_normal(const struct rte_flow_item *item,
1073 struct hns3_fdir_rule *rule,
1074 struct items_step_mngr *step_mngr,
1075 struct rte_flow_error *error)
1079 switch (item->type) {
1080 case RTE_FLOW_ITEM_TYPE_ETH:
1081 ret = hns3_parse_eth(item, rule, error);
1082 step_mngr->items = L2_next_items;
1083 step_mngr->count = ARRAY_SIZE(L2_next_items);
1085 case RTE_FLOW_ITEM_TYPE_VLAN:
1086 ret = hns3_parse_vlan(item, rule, error);
1087 step_mngr->items = L2_next_items;
1088 step_mngr->count = ARRAY_SIZE(L2_next_items);
1090 case RTE_FLOW_ITEM_TYPE_IPV4:
1091 ret = hns3_parse_ipv4(item, rule, error);
1092 step_mngr->items = L3_next_items;
1093 step_mngr->count = ARRAY_SIZE(L3_next_items);
1095 case RTE_FLOW_ITEM_TYPE_IPV6:
1096 ret = hns3_parse_ipv6(item, rule, error);
1097 step_mngr->items = L3_next_items;
1098 step_mngr->count = ARRAY_SIZE(L3_next_items);
1100 case RTE_FLOW_ITEM_TYPE_TCP:
1101 ret = hns3_parse_tcp(item, rule, error);
1102 step_mngr->items = L4_next_items;
1103 step_mngr->count = ARRAY_SIZE(L4_next_items);
1105 case RTE_FLOW_ITEM_TYPE_UDP:
1106 ret = hns3_parse_udp(item, rule, error);
1107 step_mngr->items = L4_next_items;
1108 step_mngr->count = ARRAY_SIZE(L4_next_items);
1110 case RTE_FLOW_ITEM_TYPE_SCTP:
1111 ret = hns3_parse_sctp(item, rule, error);
1112 step_mngr->items = L4_next_items;
1113 step_mngr->count = ARRAY_SIZE(L4_next_items);
1116 return rte_flow_error_set(error, ENOTSUP,
1117 RTE_FLOW_ERROR_TYPE_ITEM,
1118 NULL, "Unsupported normal type!");
1125 hns3_validate_item(const struct rte_flow_item *item,
1126 struct items_step_mngr step_mngr,
1127 struct rte_flow_error *error)
1132 return rte_flow_error_set(error, ENOTSUP,
1133 RTE_FLOW_ERROR_TYPE_ITEM_LAST, item,
1134 "Not supported last point for range");
1136 for (i = 0; i < step_mngr.count; i++) {
1137 if (item->type == step_mngr.items[i])
1141 if (i == step_mngr.count) {
1142 return rte_flow_error_set(error, EINVAL,
1143 RTE_FLOW_ERROR_TYPE_ITEM,
1144 item, "Inval or missing item");
1150 is_tunnel_packet(enum rte_flow_item_type type)
1152 if (type == RTE_FLOW_ITEM_TYPE_VXLAN_GPE ||
1153 type == RTE_FLOW_ITEM_TYPE_VXLAN ||
1154 type == RTE_FLOW_ITEM_TYPE_NVGRE ||
1155 type == RTE_FLOW_ITEM_TYPE_GENEVE ||
1156 type == RTE_FLOW_ITEM_TYPE_MPLS)
1162 * Parse the rule to see if it is a IP or MAC VLAN flow director rule.
1163 * And get the flow director filter info BTW.
1164 * UDP/TCP/SCTP PATTERN:
1165 * The first not void item can be ETH or IPV4 or IPV6
1166 * The second not void item must be IPV4 or IPV6 if the first one is ETH.
1167 * The next not void item could be UDP or TCP or SCTP (optional)
1168 * The next not void item could be RAW (for flexbyte, optional)
1169 * The next not void item must be END.
1170 * A Fuzzy Match pattern can appear at any place before END.
1171 * Fuzzy Match is optional for IPV4 but is required for IPV6
1173 * The first not void item must be ETH.
1174 * The second not void item must be MAC VLAN.
1175 * The next not void item must be END.
1177 * The first not void action should be QUEUE or DROP.
1178 * The second not void optional action should be MARK,
1179 * mark_id is a uint32_t number.
1180 * The next not void action should be END.
1181 * UDP/TCP/SCTP pattern example:
1184 * IPV4 src_addr 192.168.1.20 0xFFFFFFFF
1185 * dst_addr 192.167.3.50 0xFFFFFFFF
1186 * UDP/TCP/SCTP src_port 80 0xFFFF
1187 * dst_port 80 0xFFFF
1189 * MAC VLAN pattern example:
1192 {0xAC, 0x7B, 0xA1, {0xFF, 0xFF, 0xFF,
1193 0x2C, 0x6D, 0x36} 0xFF, 0xFF, 0xFF}
1194 * MAC VLAN tci 0x2016 0xEFFF
1196 * Other members in mask and spec should set to 0x00.
1197 * Item->last should be NULL.
1200 hns3_parse_fdir_filter(struct rte_eth_dev *dev,
1201 const struct rte_flow_item pattern[],
1202 const struct rte_flow_action actions[],
1203 struct hns3_fdir_rule *rule,
1204 struct rte_flow_error *error)
1206 struct hns3_adapter *hns = dev->data->dev_private;
1207 const struct rte_flow_item *item;
1208 struct items_step_mngr step_mngr;
1211 /* FDIR is available only in PF driver */
1213 return rte_flow_error_set(error, ENOTSUP,
1214 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1215 "Fdir not supported in VF");
1217 if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT)
1218 return rte_flow_error_set(error, ENOTSUP,
1219 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1220 "fdir_conf.mode isn't perfect");
1222 step_mngr.items = first_items;
1223 step_mngr.count = ARRAY_SIZE(first_items);
1224 for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
1225 if (item->type == RTE_FLOW_ITEM_TYPE_VOID)
1228 ret = hns3_validate_item(item, step_mngr, error);
1232 if (is_tunnel_packet(item->type)) {
1233 ret = hns3_parse_tunnel(item, rule, error);
1236 step_mngr.items = tunnel_next_items;
1237 step_mngr.count = ARRAY_SIZE(tunnel_next_items);
1239 ret = hns3_parse_normal(item, rule, &step_mngr, error);
1245 return hns3_handle_actions(dev, actions, rule, error);
1249 hns3_filterlist_init(struct rte_eth_dev *dev)
1251 struct hns3_process_private *process_list = dev->process_private;
1253 TAILQ_INIT(&process_list->fdir_list);
1254 TAILQ_INIT(&process_list->filter_rss_list);
1255 TAILQ_INIT(&process_list->flow_list);
1259 hns3_filterlist_flush(struct rte_eth_dev *dev)
1261 struct hns3_process_private *process_list = dev->process_private;
1262 struct hns3_fdir_rule_ele *fdir_rule_ptr;
1263 struct hns3_rss_conf_ele *rss_filter_ptr;
1264 struct hns3_flow_mem *flow_node;
1266 fdir_rule_ptr = TAILQ_FIRST(&process_list->fdir_list);
1267 while (fdir_rule_ptr) {
1268 TAILQ_REMOVE(&process_list->fdir_list, fdir_rule_ptr, entries);
1269 rte_free(fdir_rule_ptr);
1270 fdir_rule_ptr = TAILQ_FIRST(&process_list->fdir_list);
1273 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1274 while (rss_filter_ptr) {
1275 TAILQ_REMOVE(&process_list->filter_rss_list, rss_filter_ptr,
1277 rte_free(rss_filter_ptr);
1278 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1281 flow_node = TAILQ_FIRST(&process_list->flow_list);
1283 TAILQ_REMOVE(&process_list->flow_list, flow_node, entries);
1284 rte_free(flow_node->flow);
1285 rte_free(flow_node);
1286 flow_node = TAILQ_FIRST(&process_list->flow_list);
1291 hns3_action_rss_same(const struct rte_flow_action_rss *comp,
1292 const struct rte_flow_action_rss *with)
1297 * When user flush all RSS rule, RSS func is set invalid with
1298 * RTE_ETH_HASH_FUNCTION_MAX. Then the user create a flow after
1299 * flushed, any validate RSS func is different with it before
1300 * flushed. Others, when user create an action RSS with RSS func
1301 * specified RTE_ETH_HASH_FUNCTION_DEFAULT, the func is the same
1302 * between continuous RSS flow.
1304 if (comp->func == RTE_ETH_HASH_FUNCTION_MAX)
1305 func_is_same = false;
1307 func_is_same = (with->func ? (comp->func == with->func) : true);
1309 return (func_is_same &&
1310 comp->types == (with->types & HNS3_ETH_RSS_SUPPORT) &&
1311 comp->level == with->level && comp->key_len == with->key_len &&
1312 comp->queue_num == with->queue_num &&
1313 !memcmp(comp->key, with->key, with->key_len) &&
1314 !memcmp(comp->queue, with->queue,
1315 sizeof(*with->queue) * with->queue_num));
1319 hns3_rss_conf_copy(struct hns3_rss_conf *out,
1320 const struct rte_flow_action_rss *in)
1322 if (in->key_len > RTE_DIM(out->key) ||
1323 in->queue_num > RTE_DIM(out->queue))
1325 if (in->key == NULL && in->key_len)
1327 out->conf = (struct rte_flow_action_rss) {
1331 .key_len = in->key_len,
1332 .queue_num = in->queue_num,
1335 memcpy(out->queue, in->queue,
1336 sizeof(*in->queue) * in->queue_num);
1338 out->conf.key = memcpy(out->key, in->key, in->key_len);
1344 * This function is used to parse rss action validatation.
1347 hns3_parse_rss_filter(struct rte_eth_dev *dev,
1348 const struct rte_flow_action *actions,
1349 struct rte_flow_error *error)
1351 struct hns3_adapter *hns = dev->data->dev_private;
1352 struct hns3_hw *hw = &hns->hw;
1353 struct hns3_rss_conf *rss_conf = &hw->rss_info;
1354 const struct rte_flow_action_rss *rss;
1355 const struct rte_flow_action *act;
1356 uint32_t act_index = 0;
1359 NEXT_ITEM_OF_ACTION(act, actions, act_index);
1363 return rte_flow_error_set(error, EINVAL,
1364 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1365 act, "no valid queues");
1368 if (rss->queue_num > RTE_DIM(rss_conf->queue))
1369 return rte_flow_error_set(error, ENOTSUP,
1370 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1371 "queue number configured exceeds "
1372 "queue buffer size driver supported");
1374 for (n = 0; n < rss->queue_num; n++) {
1375 if (rss->queue[n] < hw->alloc_rss_size)
1377 return rte_flow_error_set(error, EINVAL,
1378 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1379 "queue id must be less than queue number allocated to a TC");
1382 if (!(rss->types & HNS3_ETH_RSS_SUPPORT) && rss->types)
1383 return rte_flow_error_set(error, EINVAL,
1384 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1386 "Flow types is unsupported by "
1388 if (rss->func >= RTE_ETH_HASH_FUNCTION_MAX)
1389 return rte_flow_error_set(error, ENOTSUP,
1390 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1391 "RSS hash func are not supported");
1393 return rte_flow_error_set(error, ENOTSUP,
1394 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1395 "a nonzero RSS encapsulation level is not supported");
1396 if (rss->key_len && rss->key_len != RTE_DIM(rss_conf->key))
1397 return rte_flow_error_set(error, ENOTSUP,
1398 RTE_FLOW_ERROR_TYPE_ACTION_CONF, act,
1399 "RSS hash key must be exactly 40 bytes");
1402 * For Kunpeng920 and Kunpeng930 NIC hardware, it is not supported to
1403 * use dst port/src port fields to RSS hash for the following packet
1405 * - IPV4 FRAG | IPV4 NONFRAG | IPV6 FRAG | IPV6 NONFRAG
1406 * Besides, for Kunpeng920, The NIC hardware is not supported to use
1407 * src/dst port fields to RSS hash for IPV6 SCTP packet type.
1409 if (rss->types & (ETH_RSS_L4_DST_ONLY | ETH_RSS_L4_SRC_ONLY) &&
1410 (rss->types & ETH_RSS_IP ||
1411 (!hw->rss_info.ipv6_sctp_offload_supported &&
1412 rss->types & ETH_RSS_NONFRAG_IPV6_SCTP)))
1413 return rte_flow_error_set(error, EINVAL,
1414 RTE_FLOW_ERROR_TYPE_ACTION_CONF,
1416 "input RSS types are not supported");
1420 /* Check if the next not void action is END */
1421 NEXT_ITEM_OF_ACTION(act, actions, act_index);
1422 if (act->type != RTE_FLOW_ACTION_TYPE_END) {
1423 memset(rss_conf, 0, sizeof(struct hns3_rss_conf));
1424 return rte_flow_error_set(error, EINVAL,
1425 RTE_FLOW_ERROR_TYPE_ACTION,
1426 act, "Not supported action.");
1433 hns3_disable_rss(struct hns3_hw *hw)
1437 /* Redirected the redirection table to queue 0 */
1438 ret = hns3_rss_reset_indir_table(hw);
1443 hw->rss_info.conf.types = 0;
1444 hw->rss_dis_flag = true;
1450 hns3_parse_rss_key(struct hns3_hw *hw, struct rte_flow_action_rss *rss_conf)
1452 if (rss_conf->key == NULL || rss_conf->key_len < HNS3_RSS_KEY_SIZE) {
1453 hns3_warn(hw, "Default RSS hash key to be set");
1454 rss_conf->key = hns3_hash_key;
1455 rss_conf->key_len = HNS3_RSS_KEY_SIZE;
1460 hns3_parse_rss_algorithm(struct hns3_hw *hw, enum rte_eth_hash_function *func,
1463 enum rte_eth_hash_function algo_func = *func;
1464 switch (algo_func) {
1465 case RTE_ETH_HASH_FUNCTION_DEFAULT:
1466 /* Keep *hash_algo as what it used to be */
1467 algo_func = hw->rss_info.conf.func;
1469 case RTE_ETH_HASH_FUNCTION_TOEPLITZ:
1470 *hash_algo = HNS3_RSS_HASH_ALGO_TOEPLITZ;
1472 case RTE_ETH_HASH_FUNCTION_SIMPLE_XOR:
1473 *hash_algo = HNS3_RSS_HASH_ALGO_SIMPLE;
1475 case RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ:
1476 *hash_algo = HNS3_RSS_HASH_ALGO_SYMMETRIC_TOEP;
1479 hns3_err(hw, "Invalid RSS algorithm configuration(%u)",
1489 hns3_hw_rss_hash_set(struct hns3_hw *hw, struct rte_flow_action_rss *rss_config)
1491 struct hns3_rss_tuple_cfg *tuple;
1494 hns3_parse_rss_key(hw, rss_config);
1496 ret = hns3_parse_rss_algorithm(hw, &rss_config->func,
1497 &hw->rss_info.hash_algo);
1501 ret = hns3_set_rss_algo_key(hw, rss_config->key);
1505 /* Update algorithm of hw */
1506 hw->rss_info.conf.func = rss_config->func;
1508 /* Set flow type supported */
1509 tuple = &hw->rss_info.rss_tuple_sets;
1510 ret = hns3_set_rss_tuple_by_rss_hf(hw, tuple, rss_config->types);
1512 hns3_err(hw, "Update RSS tuples by rss hf failed %d", ret);
1518 hns3_update_indir_table(struct rte_eth_dev *dev,
1519 const struct rte_flow_action_rss *conf, uint16_t num)
1521 struct hns3_adapter *hns = dev->data->dev_private;
1522 struct hns3_hw *hw = &hns->hw;
1523 uint16_t indir_tbl[HNS3_RSS_IND_TBL_SIZE];
1527 /* Fill in redirection table */
1528 memcpy(indir_tbl, hw->rss_info.rss_indirection_tbl,
1529 sizeof(hw->rss_info.rss_indirection_tbl));
1530 for (i = 0, j = 0; i < HNS3_RSS_IND_TBL_SIZE; i++, j++) {
1532 if (conf->queue[j] >= hw->alloc_rss_size) {
1533 hns3_err(hw, "queue id(%u) set to redirection table "
1534 "exceeds queue number(%u) allocated to a TC.",
1535 conf->queue[j], hw->alloc_rss_size);
1538 indir_tbl[i] = conf->queue[j];
1541 return hns3_set_rss_indir_table(hw, indir_tbl, HNS3_RSS_IND_TBL_SIZE);
1545 hns3_config_rss_filter(struct rte_eth_dev *dev,
1546 const struct hns3_rss_conf *conf, bool add)
1548 struct hns3_process_private *process_list = dev->process_private;
1549 struct hns3_adapter *hns = dev->data->dev_private;
1550 struct hns3_rss_conf_ele *rss_filter_ptr;
1551 struct hns3_hw *hw = &hns->hw;
1552 struct hns3_rss_conf *rss_info;
1553 uint64_t flow_types;
1557 struct rte_flow_action_rss rss_flow_conf = {
1558 .func = conf->conf.func,
1559 .level = conf->conf.level,
1560 .types = conf->conf.types,
1561 .key_len = conf->conf.key_len,
1562 .queue_num = conf->conf.queue_num,
1563 .key = conf->conf.key_len ?
1564 (void *)(uintptr_t)conf->conf.key : NULL,
1565 .queue = conf->conf.queue,
1568 /* Filter the unsupported flow types */
1569 flow_types = conf->conf.types ?
1570 rss_flow_conf.types & HNS3_ETH_RSS_SUPPORT :
1571 hw->rss_info.conf.types;
1572 if (flow_types != rss_flow_conf.types)
1573 hns3_warn(hw, "modified RSS types based on hardware support, "
1574 "requested:%" PRIx64 " configured:%" PRIx64,
1575 rss_flow_conf.types, flow_types);
1576 /* Update the useful flow types */
1577 rss_flow_conf.types = flow_types;
1579 rss_info = &hw->rss_info;
1584 ret = hns3_disable_rss(hw);
1586 hns3_err(hw, "RSS disable failed(%d)", ret);
1590 if (rss_flow_conf.queue_num) {
1592 * Due the content of queue pointer have been reset to
1593 * 0, the rss_info->conf.queue should be set NULL
1595 rss_info->conf.queue = NULL;
1596 rss_info->conf.queue_num = 0;
1599 /* set RSS func invalid after flushed */
1600 rss_info->conf.func = RTE_ETH_HASH_FUNCTION_MAX;
1604 /* Set rx queues to use */
1605 num = RTE_MIN(dev->data->nb_rx_queues, rss_flow_conf.queue_num);
1606 if (rss_flow_conf.queue_num > num)
1607 hns3_warn(hw, "Config queue numbers %u are beyond the scope of truncated",
1608 rss_flow_conf.queue_num);
1609 hns3_info(hw, "Max of contiguous %u PF queues are configured", num);
1611 rte_spinlock_lock(&hw->lock);
1613 ret = hns3_update_indir_table(dev, &rss_flow_conf, num);
1615 goto rss_config_err;
1618 /* Set hash algorithm and flow types by the user's config */
1619 ret = hns3_hw_rss_hash_set(hw, &rss_flow_conf);
1621 goto rss_config_err;
1623 ret = hns3_rss_conf_copy(rss_info, &rss_flow_conf);
1625 hns3_err(hw, "RSS config init fail(%d)", ret);
1626 goto rss_config_err;
1630 * When create a new RSS rule, the old rule will be overlaid and set
1633 TAILQ_FOREACH(rss_filter_ptr, &process_list->filter_rss_list, entries)
1634 rss_filter_ptr->filter_info.valid = false;
1637 rte_spinlock_unlock(&hw->lock);
1643 hns3_clear_rss_filter(struct rte_eth_dev *dev)
1645 struct hns3_process_private *process_list = dev->process_private;
1646 struct hns3_adapter *hns = dev->data->dev_private;
1647 struct hns3_rss_conf_ele *rss_filter_ptr;
1648 struct hns3_hw *hw = &hns->hw;
1649 int rss_rule_succ_cnt = 0; /* count for success of clearing RSS rules */
1650 int rss_rule_fail_cnt = 0; /* count for failure of clearing RSS rules */
1653 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1654 while (rss_filter_ptr) {
1655 TAILQ_REMOVE(&process_list->filter_rss_list, rss_filter_ptr,
1657 ret = hns3_config_rss_filter(dev, &rss_filter_ptr->filter_info,
1660 rss_rule_fail_cnt++;
1662 rss_rule_succ_cnt++;
1663 rte_free(rss_filter_ptr);
1664 rss_filter_ptr = TAILQ_FIRST(&process_list->filter_rss_list);
1667 if (rss_rule_fail_cnt) {
1668 hns3_err(hw, "fail to delete all RSS filters, success num = %d "
1669 "fail num = %d", rss_rule_succ_cnt,
1678 hns3_restore_rss_filter(struct rte_eth_dev *dev)
1680 struct hns3_adapter *hns = dev->data->dev_private;
1681 struct hns3_hw *hw = &hns->hw;
1683 /* When user flush all rules, it doesn't need to restore RSS rule */
1684 if (hw->rss_info.conf.func == RTE_ETH_HASH_FUNCTION_MAX)
1687 return hns3_config_rss_filter(dev, &hw->rss_info, true);
1691 hns3_flow_parse_rss(struct rte_eth_dev *dev,
1692 const struct hns3_rss_conf *conf, bool add)
1694 struct hns3_adapter *hns = dev->data->dev_private;
1695 struct hns3_hw *hw = &hns->hw;
1698 ret = hns3_action_rss_same(&hw->rss_info.conf, &conf->conf);
1700 hns3_err(hw, "Enter duplicate RSS configuration : %d", ret);
1704 return hns3_config_rss_filter(dev, conf, add);
1708 hns3_flow_args_check(const struct rte_flow_attr *attr,
1709 const struct rte_flow_item pattern[],
1710 const struct rte_flow_action actions[],
1711 struct rte_flow_error *error)
1713 if (pattern == NULL)
1714 return rte_flow_error_set(error, EINVAL,
1715 RTE_FLOW_ERROR_TYPE_ITEM_NUM,
1716 NULL, "NULL pattern.");
1718 if (actions == NULL)
1719 return rte_flow_error_set(error, EINVAL,
1720 RTE_FLOW_ERROR_TYPE_ACTION_NUM,
1721 NULL, "NULL action.");
1724 return rte_flow_error_set(error, EINVAL,
1725 RTE_FLOW_ERROR_TYPE_ATTR,
1726 NULL, "NULL attribute.");
1728 return hns3_check_attr(attr, error);
1732 * Check if the flow rule is supported by hns3.
1733 * It only checkes the format. Don't guarantee the rule can be programmed into
1734 * the HW. Because there can be no enough room for the rule.
1737 hns3_flow_validate(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
1738 const struct rte_flow_item pattern[],
1739 const struct rte_flow_action actions[],
1740 struct rte_flow_error *error)
1742 struct hns3_fdir_rule fdir_rule;
1745 ret = hns3_flow_args_check(attr, pattern, actions, error);
1749 if (hns3_find_rss_general_action(pattern, actions))
1750 return hns3_parse_rss_filter(dev, actions, error);
1752 memset(&fdir_rule, 0, sizeof(struct hns3_fdir_rule));
1753 return hns3_parse_fdir_filter(dev, pattern, actions, &fdir_rule, error);
1757 * Create or destroy a flow rule.
1758 * Theorically one rule can match more than one filters.
1759 * We will let it use the filter which it hitt first.
1760 * So, the sequence matters.
1762 static struct rte_flow *
1763 hns3_flow_create(struct rte_eth_dev *dev, const struct rte_flow_attr *attr,
1764 const struct rte_flow_item pattern[],
1765 const struct rte_flow_action actions[],
1766 struct rte_flow_error *error)
1768 struct hns3_process_private *process_list = dev->process_private;
1769 struct hns3_adapter *hns = dev->data->dev_private;
1770 struct hns3_hw *hw = &hns->hw;
1771 const struct hns3_rss_conf *rss_conf;
1772 struct hns3_fdir_rule_ele *fdir_rule_ptr;
1773 struct hns3_rss_conf_ele *rss_filter_ptr;
1774 struct hns3_flow_mem *flow_node;
1775 const struct rte_flow_action *act;
1776 struct rte_flow *flow;
1777 struct hns3_fdir_rule fdir_rule;
1780 ret = hns3_flow_validate(dev, attr, pattern, actions, error);
1784 flow = rte_zmalloc("hns3 flow", sizeof(struct rte_flow), 0);
1786 rte_flow_error_set(error, ENOMEM,
1787 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1788 "Failed to allocate flow memory");
1791 flow_node = rte_zmalloc("hns3 flow node",
1792 sizeof(struct hns3_flow_mem), 0);
1793 if (flow_node == NULL) {
1794 rte_flow_error_set(error, ENOMEM,
1795 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1796 "Failed to allocate flow list memory");
1801 flow_node->flow = flow;
1802 TAILQ_INSERT_TAIL(&process_list->flow_list, flow_node, entries);
1804 act = hns3_find_rss_general_action(pattern, actions);
1806 rss_conf = act->conf;
1808 ret = hns3_flow_parse_rss(dev, rss_conf, true);
1812 rss_filter_ptr = rte_zmalloc("hns3 rss filter",
1813 sizeof(struct hns3_rss_conf_ele),
1815 if (rss_filter_ptr == NULL) {
1817 "Failed to allocate hns3_rss_filter memory");
1821 hns3_rss_conf_copy(&rss_filter_ptr->filter_info,
1823 rss_filter_ptr->filter_info.valid = true;
1824 TAILQ_INSERT_TAIL(&process_list->filter_rss_list,
1825 rss_filter_ptr, entries);
1827 flow->rule = rss_filter_ptr;
1828 flow->filter_type = RTE_ETH_FILTER_HASH;
1832 memset(&fdir_rule, 0, sizeof(struct hns3_fdir_rule));
1833 ret = hns3_parse_fdir_filter(dev, pattern, actions, &fdir_rule, error);
1837 if (fdir_rule.flags & HNS3_RULE_FLAG_COUNTER) {
1838 ret = hns3_counter_new(dev, fdir_rule.act_cnt.shared,
1839 fdir_rule.act_cnt.id, error);
1843 flow->counter_id = fdir_rule.act_cnt.id;
1845 ret = hns3_fdir_filter_program(hns, &fdir_rule, false);
1847 fdir_rule_ptr = rte_zmalloc("hns3 fdir rule",
1848 sizeof(struct hns3_fdir_rule_ele),
1850 if (fdir_rule_ptr == NULL) {
1851 hns3_err(hw, "Failed to allocate fdir_rule memory");
1856 memcpy(&fdir_rule_ptr->fdir_conf, &fdir_rule,
1857 sizeof(struct hns3_fdir_rule));
1858 TAILQ_INSERT_TAIL(&process_list->fdir_list,
1859 fdir_rule_ptr, entries);
1860 flow->rule = fdir_rule_ptr;
1861 flow->filter_type = RTE_ETH_FILTER_FDIR;
1867 if (fdir_rule.flags & HNS3_RULE_FLAG_COUNTER)
1868 hns3_counter_release(dev, fdir_rule.act_cnt.id);
1871 rte_flow_error_set(error, -ret, RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1872 "Failed to create flow");
1874 TAILQ_REMOVE(&process_list->flow_list, flow_node, entries);
1875 rte_free(flow_node);
1880 /* Destroy a flow rule on hns3. */
1882 hns3_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
1883 struct rte_flow_error *error)
1885 struct hns3_process_private *process_list = dev->process_private;
1886 struct hns3_adapter *hns = dev->data->dev_private;
1887 struct hns3_fdir_rule_ele *fdir_rule_ptr;
1888 struct hns3_rss_conf_ele *rss_filter_ptr;
1889 struct hns3_flow_mem *flow_node;
1890 enum rte_filter_type filter_type;
1891 struct hns3_fdir_rule fdir_rule;
1895 return rte_flow_error_set(error, EINVAL,
1896 RTE_FLOW_ERROR_TYPE_HANDLE,
1897 flow, "Flow is NULL");
1898 filter_type = flow->filter_type;
1899 switch (filter_type) {
1900 case RTE_ETH_FILTER_FDIR:
1901 fdir_rule_ptr = (struct hns3_fdir_rule_ele *)flow->rule;
1902 memcpy(&fdir_rule, &fdir_rule_ptr->fdir_conf,
1903 sizeof(struct hns3_fdir_rule));
1905 ret = hns3_fdir_filter_program(hns, &fdir_rule, true);
1907 return rte_flow_error_set(error, EIO,
1908 RTE_FLOW_ERROR_TYPE_HANDLE,
1910 "Destroy FDIR fail.Try again");
1911 if (fdir_rule.flags & HNS3_RULE_FLAG_COUNTER)
1912 hns3_counter_release(dev, fdir_rule.act_cnt.id);
1913 TAILQ_REMOVE(&process_list->fdir_list, fdir_rule_ptr, entries);
1914 rte_free(fdir_rule_ptr);
1915 fdir_rule_ptr = NULL;
1917 case RTE_ETH_FILTER_HASH:
1918 rss_filter_ptr = (struct hns3_rss_conf_ele *)flow->rule;
1919 ret = hns3_config_rss_filter(dev, &rss_filter_ptr->filter_info,
1922 return rte_flow_error_set(error, EIO,
1923 RTE_FLOW_ERROR_TYPE_HANDLE,
1925 "Destroy RSS fail.Try again");
1926 TAILQ_REMOVE(&process_list->filter_rss_list, rss_filter_ptr,
1928 rte_free(rss_filter_ptr);
1929 rss_filter_ptr = NULL;
1932 return rte_flow_error_set(error, EINVAL,
1933 RTE_FLOW_ERROR_TYPE_HANDLE, flow,
1934 "Unsupported filter type");
1937 TAILQ_FOREACH(flow_node, &process_list->flow_list, entries) {
1938 if (flow_node->flow == flow) {
1939 TAILQ_REMOVE(&process_list->flow_list, flow_node,
1941 rte_free(flow_node);
1952 /* Destroy all flow rules associated with a port on hns3. */
1954 hns3_flow_flush(struct rte_eth_dev *dev, struct rte_flow_error *error)
1956 struct hns3_adapter *hns = dev->data->dev_private;
1959 /* FDIR is available only in PF driver */
1961 ret = hns3_clear_all_fdir_filter(hns);
1963 rte_flow_error_set(error, ret,
1964 RTE_FLOW_ERROR_TYPE_HANDLE,
1965 NULL, "Failed to flush rule");
1968 hns3_counter_flush(dev);
1971 ret = hns3_clear_rss_filter(dev);
1973 rte_flow_error_set(error, ret, RTE_FLOW_ERROR_TYPE_HANDLE,
1974 NULL, "Failed to flush rss filter");
1978 hns3_filterlist_flush(dev);
1983 /* Query an existing flow rule. */
1985 hns3_flow_query(struct rte_eth_dev *dev, struct rte_flow *flow,
1986 const struct rte_flow_action *actions, void *data,
1987 struct rte_flow_error *error)
1989 struct rte_flow_action_rss *rss_conf;
1990 struct hns3_rss_conf_ele *rss_rule;
1991 struct rte_flow_query_count *qc;
1995 return rte_flow_error_set(error, EINVAL,
1996 RTE_FLOW_ERROR_TYPE_HANDLE, NULL, "invalid rule");
1998 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
1999 switch (actions->type) {
2000 case RTE_FLOW_ACTION_TYPE_VOID:
2002 case RTE_FLOW_ACTION_TYPE_COUNT:
2003 qc = (struct rte_flow_query_count *)data;
2004 ret = hns3_counter_query(dev, flow, qc, error);
2008 case RTE_FLOW_ACTION_TYPE_RSS:
2009 if (flow->filter_type != RTE_ETH_FILTER_HASH) {
2010 return rte_flow_error_set(error, ENOTSUP,
2011 RTE_FLOW_ERROR_TYPE_ACTION,
2012 actions, "action is not supported");
2014 rss_conf = (struct rte_flow_action_rss *)data;
2015 rss_rule = (struct hns3_rss_conf_ele *)flow->rule;
2016 rte_memcpy(rss_conf, &rss_rule->filter_info.conf,
2017 sizeof(struct rte_flow_action_rss));
2020 return rte_flow_error_set(error, ENOTSUP,
2021 RTE_FLOW_ERROR_TYPE_ACTION,
2022 actions, "action is not supported");
2029 static const struct rte_flow_ops hns3_flow_ops = {
2030 .validate = hns3_flow_validate,
2031 .create = hns3_flow_create,
2032 .destroy = hns3_flow_destroy,
2033 .flush = hns3_flow_flush,
2034 .query = hns3_flow_query,
2039 * The entry of flow API.
2041 * Pointer to Ethernet device.
2043 * 0 on success, a negative errno value otherwise is set.
2046 hns3_dev_filter_ctrl(struct rte_eth_dev *dev, enum rte_filter_type filter_type,
2047 enum rte_filter_op filter_op, void *arg)
2052 hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2053 switch (filter_type) {
2054 case RTE_ETH_FILTER_GENERIC:
2055 if (filter_op != RTE_ETH_FILTER_GET)
2057 if (hw->adapter_state >= HNS3_NIC_CLOSED)
2059 *(const void **)arg = &hns3_flow_ops;
2062 hns3_err(hw, "Filter type (%d) not supported", filter_type);