1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2021 Marvell.
4 #include <cnxk_rte_flow.h>
6 const struct cnxk_rte_flow_term_info term[] = {
7 [RTE_FLOW_ITEM_TYPE_ETH] = {ROC_NPC_ITEM_TYPE_ETH,
8 sizeof(struct rte_flow_item_eth)},
9 [RTE_FLOW_ITEM_TYPE_VLAN] = {ROC_NPC_ITEM_TYPE_VLAN,
10 sizeof(struct rte_flow_item_vlan)},
11 [RTE_FLOW_ITEM_TYPE_E_TAG] = {ROC_NPC_ITEM_TYPE_E_TAG,
12 sizeof(struct rte_flow_item_e_tag)},
13 [RTE_FLOW_ITEM_TYPE_IPV4] = {ROC_NPC_ITEM_TYPE_IPV4,
14 sizeof(struct rte_flow_item_ipv4)},
15 [RTE_FLOW_ITEM_TYPE_IPV6] = {ROC_NPC_ITEM_TYPE_IPV6,
16 sizeof(struct rte_flow_item_ipv6)},
17 [RTE_FLOW_ITEM_TYPE_ARP_ETH_IPV4] = {
18 ROC_NPC_ITEM_TYPE_ARP_ETH_IPV4,
19 sizeof(struct rte_flow_item_arp_eth_ipv4)},
20 [RTE_FLOW_ITEM_TYPE_MPLS] = {ROC_NPC_ITEM_TYPE_MPLS,
21 sizeof(struct rte_flow_item_mpls)},
22 [RTE_FLOW_ITEM_TYPE_ICMP] = {ROC_NPC_ITEM_TYPE_ICMP,
23 sizeof(struct rte_flow_item_icmp)},
24 [RTE_FLOW_ITEM_TYPE_UDP] = {ROC_NPC_ITEM_TYPE_UDP,
25 sizeof(struct rte_flow_item_udp)},
26 [RTE_FLOW_ITEM_TYPE_TCP] = {ROC_NPC_ITEM_TYPE_TCP,
27 sizeof(struct rte_flow_item_tcp)},
28 [RTE_FLOW_ITEM_TYPE_SCTP] = {ROC_NPC_ITEM_TYPE_SCTP,
29 sizeof(struct rte_flow_item_sctp)},
30 [RTE_FLOW_ITEM_TYPE_ESP] = {ROC_NPC_ITEM_TYPE_ESP,
31 sizeof(struct rte_flow_item_esp)},
32 [RTE_FLOW_ITEM_TYPE_GRE] = {ROC_NPC_ITEM_TYPE_GRE,
33 sizeof(struct rte_flow_item_gre)},
34 [RTE_FLOW_ITEM_TYPE_NVGRE] = {ROC_NPC_ITEM_TYPE_NVGRE,
35 sizeof(struct rte_flow_item_nvgre)},
36 [RTE_FLOW_ITEM_TYPE_VXLAN] = {ROC_NPC_ITEM_TYPE_VXLAN,
37 sizeof(struct rte_flow_item_vxlan)},
38 [RTE_FLOW_ITEM_TYPE_GTPC] = {ROC_NPC_ITEM_TYPE_GTPC,
39 sizeof(struct rte_flow_item_gtp)},
40 [RTE_FLOW_ITEM_TYPE_GTPU] = {ROC_NPC_ITEM_TYPE_GTPU,
41 sizeof(struct rte_flow_item_gtp)},
42 [RTE_FLOW_ITEM_TYPE_GENEVE] = {ROC_NPC_ITEM_TYPE_GENEVE,
43 sizeof(struct rte_flow_item_geneve)},
44 [RTE_FLOW_ITEM_TYPE_VXLAN_GPE] = {
45 ROC_NPC_ITEM_TYPE_VXLAN_GPE,
46 sizeof(struct rte_flow_item_vxlan_gpe)},
47 [RTE_FLOW_ITEM_TYPE_IPV6_EXT] = {ROC_NPC_ITEM_TYPE_IPV6_EXT,
48 sizeof(struct rte_flow_item_ipv6_ext)},
49 [RTE_FLOW_ITEM_TYPE_VOID] = {ROC_NPC_ITEM_TYPE_VOID, 0},
50 [RTE_FLOW_ITEM_TYPE_ANY] = {ROC_NPC_ITEM_TYPE_ANY, 0},
51 [RTE_FLOW_ITEM_TYPE_GRE_KEY] = {ROC_NPC_ITEM_TYPE_GRE_KEY,
53 [RTE_FLOW_ITEM_TYPE_HIGIG2] = {ROC_NPC_ITEM_TYPE_HIGIG2,
54 sizeof(struct rte_flow_item_higig2_hdr)},
55 [RTE_FLOW_ITEM_TYPE_RAW] = {ROC_NPC_ITEM_TYPE_RAW,
56 sizeof(struct rte_flow_item_raw)}};
59 npc_rss_action_validate(struct rte_eth_dev *eth_dev,
60 const struct rte_flow_attr *attr,
61 const struct rte_flow_action *act)
63 const struct rte_flow_action_rss *rss;
65 rss = (const struct rte_flow_action_rss *)act->conf;
68 plt_err("No support of RSS in egress");
72 if (eth_dev->data->dev_conf.rxmode.mq_mode != RTE_ETH_MQ_RX_RSS) {
73 plt_err("multi-queue mode is disabled");
77 if (!rss || !rss->queue_num) {
78 plt_err("no valid queues");
82 if (rss->func != RTE_ETH_HASH_FUNCTION_DEFAULT) {
83 plt_err("non-default RSS hash functions are not supported");
87 if (rss->key_len && rss->key_len > ROC_NIX_RSS_KEY_LEN) {
88 plt_err("RSS hash key too large");
96 npc_rss_flowkey_get(struct cnxk_eth_dev *eth_dev,
97 const struct roc_npc_action *rss_action,
98 uint32_t *flowkey_cfg)
100 const struct roc_npc_action_rss *rss;
102 rss = (const struct roc_npc_action_rss *)rss_action->conf;
104 *flowkey_cfg = cnxk_rss_ethdev_to_nix(eth_dev, rss->types, rss->level);
108 cnxk_map_actions(struct rte_eth_dev *eth_dev, const struct rte_flow_attr *attr,
109 const struct rte_flow_action actions[],
110 struct roc_npc_action in_actions[], uint32_t *flowkey_cfg)
112 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
113 const struct rte_flow_action_port_id *port_act;
114 const struct rte_flow_action_queue *act_q;
115 struct roc_npc *roc_npc_src = &dev->npc;
116 struct rte_eth_dev *portid_eth_dev;
117 char if_name[RTE_ETH_NAME_MAX_LEN];
118 struct cnxk_eth_dev *hw_dst;
119 struct roc_npc *roc_npc_dst;
123 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
124 switch (actions->type) {
125 case RTE_FLOW_ACTION_TYPE_VOID:
126 in_actions[i].type = ROC_NPC_ACTION_TYPE_VOID;
129 case RTE_FLOW_ACTION_TYPE_MARK:
130 in_actions[i].type = ROC_NPC_ACTION_TYPE_MARK;
131 in_actions[i].conf = actions->conf;
134 case RTE_FLOW_ACTION_TYPE_FLAG:
135 in_actions[i].type = ROC_NPC_ACTION_TYPE_FLAG;
138 case RTE_FLOW_ACTION_TYPE_COUNT:
139 in_actions[i].type = ROC_NPC_ACTION_TYPE_COUNT;
142 case RTE_FLOW_ACTION_TYPE_DROP:
143 in_actions[i].type = ROC_NPC_ACTION_TYPE_DROP;
146 case RTE_FLOW_ACTION_TYPE_PF:
147 in_actions[i].type = ROC_NPC_ACTION_TYPE_PF;
150 case RTE_FLOW_ACTION_TYPE_VF:
151 in_actions[i].type = ROC_NPC_ACTION_TYPE_VF;
152 in_actions[i].conf = actions->conf;
155 case RTE_FLOW_ACTION_TYPE_PORT_ID:
156 in_actions[i].type = ROC_NPC_ACTION_TYPE_PORT_ID;
157 in_actions[i].conf = actions->conf;
158 port_act = (const struct rte_flow_action_port_id *)
160 if (rte_eth_dev_get_name_by_port(port_act->id,
162 plt_err("Name not found for output port id");
165 portid_eth_dev = rte_eth_dev_allocated(if_name);
166 if (!portid_eth_dev) {
167 plt_err("eth_dev not found for output port id");
170 if (strcmp(portid_eth_dev->device->driver->name,
171 eth_dev->device->driver->name) != 0) {
172 plt_err("Output port not under same driver");
175 hw_dst = portid_eth_dev->data->dev_private;
176 roc_npc_dst = &hw_dst->npc;
178 rc = roc_npc_validate_portid_action(roc_npc_src,
185 case RTE_FLOW_ACTION_TYPE_QUEUE:
186 act_q = (const struct rte_flow_action_queue *)
189 if (rq >= eth_dev->data->nb_rx_queues) {
190 plt_npc_dbg("Invalid queue index");
193 in_actions[i].type = ROC_NPC_ACTION_TYPE_QUEUE;
194 in_actions[i].conf = actions->conf;
197 case RTE_FLOW_ACTION_TYPE_RSS:
198 rc = npc_rss_action_validate(eth_dev, attr, actions);
201 in_actions[i].type = ROC_NPC_ACTION_TYPE_RSS;
202 in_actions[i].conf = actions->conf;
203 npc_rss_flowkey_get(dev, &in_actions[i], flowkey_cfg);
206 case RTE_FLOW_ACTION_TYPE_SECURITY:
207 in_actions[i].type = ROC_NPC_ACTION_TYPE_SEC;
209 case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
210 in_actions[i].type = ROC_NPC_ACTION_TYPE_VLAN_STRIP;
212 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
213 in_actions[i].type = ROC_NPC_ACTION_TYPE_VLAN_INSERT;
214 in_actions[i].conf = actions->conf;
216 case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
218 ROC_NPC_ACTION_TYPE_VLAN_ETHTYPE_INSERT;
219 in_actions[i].conf = actions->conf;
221 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
223 ROC_NPC_ACTION_TYPE_VLAN_PCP_INSERT;
224 in_actions[i].conf = actions->conf;
226 case RTE_FLOW_ACTION_TYPE_METER:
227 in_actions[i].type = ROC_NPC_ACTION_TYPE_METER;
228 in_actions[i].conf = actions->conf;
231 plt_npc_dbg("Action is not supported = %d",
237 in_actions[i].type = ROC_NPC_ACTION_TYPE_END;
245 cnxk_map_flow_data(struct rte_eth_dev *eth_dev,
246 const struct rte_flow_attr *attr,
247 const struct rte_flow_item pattern[],
248 const struct rte_flow_action actions[],
249 struct roc_npc_attr *in_attr,
250 struct roc_npc_item_info in_pattern[],
251 struct roc_npc_action in_actions[], uint32_t *flowkey_cfg)
255 in_attr->priority = attr->priority;
256 in_attr->ingress = attr->ingress;
257 in_attr->egress = attr->egress;
259 while (pattern->type != RTE_FLOW_ITEM_TYPE_END) {
260 in_pattern[i].spec = pattern->spec;
261 in_pattern[i].last = pattern->last;
262 in_pattern[i].mask = pattern->mask;
263 in_pattern[i].type = term[pattern->type].item_type;
264 in_pattern[i].size = term[pattern->type].item_size;
268 in_pattern[i].type = ROC_NPC_ITEM_TYPE_END;
270 return cnxk_map_actions(eth_dev, attr, actions, in_actions,
275 cnxk_flow_validate(struct rte_eth_dev *eth_dev,
276 const struct rte_flow_attr *attr,
277 const struct rte_flow_item pattern[],
278 const struct rte_flow_action actions[],
279 struct rte_flow_error *error)
281 struct roc_npc_item_info in_pattern[ROC_NPC_ITEM_TYPE_END + 1];
282 struct roc_npc_action in_actions[ROC_NPC_MAX_ACTION_COUNT];
283 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
284 struct roc_npc *npc = &dev->npc;
285 struct roc_npc_attr in_attr;
286 struct roc_npc_flow flow;
287 uint32_t flowkey_cfg = 0;
290 memset(&flow, 0, sizeof(flow));
292 rc = cnxk_map_flow_data(eth_dev, attr, pattern, actions, &in_attr,
293 in_pattern, in_actions, &flowkey_cfg);
295 rte_flow_error_set(error, 0, RTE_FLOW_ERROR_TYPE_ACTION_NUM,
296 NULL, "Failed to map flow data");
300 return roc_npc_flow_parse(npc, &in_attr, in_pattern, in_actions, &flow);
303 struct roc_npc_flow *
304 cnxk_flow_create(struct rte_eth_dev *eth_dev, const struct rte_flow_attr *attr,
305 const struct rte_flow_item pattern[],
306 const struct rte_flow_action actions[],
307 struct rte_flow_error *error)
309 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
310 struct roc_npc_item_info in_pattern[ROC_NPC_ITEM_TYPE_END + 1];
311 struct roc_npc_action in_actions[ROC_NPC_MAX_ACTION_COUNT];
312 struct roc_npc *npc = &dev->npc;
313 struct roc_npc_attr in_attr;
314 struct roc_npc_flow *flow;
318 rc = cnxk_map_flow_data(eth_dev, attr, pattern, actions, &in_attr,
319 in_pattern, in_actions,
320 &npc->flowkey_cfg_state);
322 rte_flow_error_set(error, 0, RTE_FLOW_ERROR_TYPE_ACTION_NUM,
323 NULL, "Failed to map flow data");
327 flow = roc_npc_flow_create(npc, &in_attr, in_pattern, in_actions,
330 rte_flow_error_set(error, errcode, errcode, NULL,
331 roc_error_msg_get(errcode));
339 cnxk_flow_destroy(struct rte_eth_dev *eth_dev, struct roc_npc_flow *flow,
340 struct rte_flow_error *error)
342 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
343 struct roc_npc *npc = &dev->npc;
346 rc = roc_npc_flow_destroy(npc, flow);
348 rte_flow_error_set(error, rc, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
349 NULL, "Flow Destroy failed");
354 cnxk_flow_flush(struct rte_eth_dev *eth_dev, struct rte_flow_error *error)
356 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
357 struct roc_npc *npc = &dev->npc;
360 rc = roc_npc_mcam_free_all_resources(npc);
362 rte_flow_error_set(error, EIO, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
363 NULL, "Failed to flush filter");
371 cnxk_flow_query(struct rte_eth_dev *eth_dev, struct rte_flow *flow,
372 const struct rte_flow_action *action, void *data,
373 struct rte_flow_error *error)
375 struct roc_npc_flow *in_flow = (struct roc_npc_flow *)flow;
376 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
377 struct roc_npc *npc = &dev->npc;
378 struct rte_flow_query_count *query = data;
379 const char *errmsg = NULL;
380 int errcode = ENOTSUP;
383 if (action->type != RTE_FLOW_ACTION_TYPE_COUNT) {
384 errmsg = "Only COUNT is supported in query";
388 if (in_flow->ctr_id == NPC_COUNTER_NONE) {
389 errmsg = "Counter is not available";
393 rc = roc_npc_mcam_read_counter(npc, in_flow->ctr_id, &query->hits);
396 errmsg = "Error reading flow counter";
400 query->bytes_set = 0;
403 rc = roc_npc_mcam_clear_counter(npc, in_flow->ctr_id);
406 errmsg = "Error clearing flow counter";
413 rte_flow_error_set(error, errcode, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
419 cnxk_flow_isolate(struct rte_eth_dev *eth_dev __rte_unused,
420 int enable __rte_unused, struct rte_flow_error *error)
422 /* If we support, we need to un-install the default mcam
423 * entry for this port.
426 rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
427 NULL, "Flow isolation not supported");
433 cnxk_flow_dev_dump(struct rte_eth_dev *eth_dev, struct rte_flow *flow,
434 FILE *file, struct rte_flow_error *error)
436 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
437 struct roc_npc *npc = &dev->npc;
440 rte_flow_error_set(error, EINVAL,
441 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
447 rte_flow_error_set(error, EINVAL,
448 RTE_FLOW_ERROR_TYPE_HANDLE,
454 roc_npc_flow_dump(file, npc);
459 struct rte_flow_ops cnxk_flow_ops = {
460 .validate = cnxk_flow_validate,
461 .flush = cnxk_flow_flush,
462 .query = cnxk_flow_query,
463 .isolate = cnxk_flow_isolate,
464 .dev_dump = cnxk_flow_dev_dump,