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 != 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_queue *act_q;
117 for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
118 switch (actions->type) {
119 case RTE_FLOW_ACTION_TYPE_VOID:
120 in_actions[i].type = ROC_NPC_ACTION_TYPE_VOID;
123 case RTE_FLOW_ACTION_TYPE_MARK:
124 in_actions[i].type = ROC_NPC_ACTION_TYPE_MARK;
125 in_actions[i].conf = actions->conf;
128 case RTE_FLOW_ACTION_TYPE_FLAG:
129 in_actions[i].type = ROC_NPC_ACTION_TYPE_FLAG;
132 case RTE_FLOW_ACTION_TYPE_COUNT:
133 in_actions[i].type = ROC_NPC_ACTION_TYPE_COUNT;
136 case RTE_FLOW_ACTION_TYPE_DROP:
137 in_actions[i].type = ROC_NPC_ACTION_TYPE_DROP;
140 case RTE_FLOW_ACTION_TYPE_PF:
141 in_actions[i].type = ROC_NPC_ACTION_TYPE_PF;
144 case RTE_FLOW_ACTION_TYPE_VF:
145 in_actions[i].type = ROC_NPC_ACTION_TYPE_VF;
146 in_actions[i].conf = actions->conf;
149 case RTE_FLOW_ACTION_TYPE_QUEUE:
150 act_q = (const struct rte_flow_action_queue *)
153 if (rq >= eth_dev->data->nb_rx_queues) {
154 plt_npc_dbg("Invalid queue index");
157 in_actions[i].type = ROC_NPC_ACTION_TYPE_QUEUE;
158 in_actions[i].conf = actions->conf;
161 case RTE_FLOW_ACTION_TYPE_RSS:
162 rc = npc_rss_action_validate(eth_dev, attr, actions);
165 in_actions[i].type = ROC_NPC_ACTION_TYPE_RSS;
166 in_actions[i].conf = actions->conf;
167 npc_rss_flowkey_get(dev, &in_actions[i], flowkey_cfg);
170 case RTE_FLOW_ACTION_TYPE_SECURITY:
171 in_actions[i].type = ROC_NPC_ACTION_TYPE_SEC;
173 case RTE_FLOW_ACTION_TYPE_OF_POP_VLAN:
174 in_actions[i].type = ROC_NPC_ACTION_TYPE_VLAN_STRIP;
176 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
177 in_actions[i].type = ROC_NPC_ACTION_TYPE_VLAN_INSERT;
178 in_actions[i].conf = actions->conf;
180 case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
182 ROC_NPC_ACTION_TYPE_VLAN_ETHTYPE_INSERT;
183 in_actions[i].conf = actions->conf;
185 case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
187 ROC_NPC_ACTION_TYPE_VLAN_PCP_INSERT;
188 in_actions[i].conf = actions->conf;
191 plt_npc_dbg("Action is not supported = %d",
197 in_actions[i].type = ROC_NPC_ACTION_TYPE_END;
205 cnxk_map_flow_data(struct rte_eth_dev *eth_dev,
206 const struct rte_flow_attr *attr,
207 const struct rte_flow_item pattern[],
208 const struct rte_flow_action actions[],
209 struct roc_npc_attr *in_attr,
210 struct roc_npc_item_info in_pattern[],
211 struct roc_npc_action in_actions[], uint32_t *flowkey_cfg)
215 in_attr->priority = attr->priority;
216 in_attr->ingress = attr->ingress;
217 in_attr->egress = attr->egress;
219 while (pattern->type != RTE_FLOW_ITEM_TYPE_END) {
220 in_pattern[i].spec = pattern->spec;
221 in_pattern[i].last = pattern->last;
222 in_pattern[i].mask = pattern->mask;
223 in_pattern[i].type = term[pattern->type].item_type;
224 in_pattern[i].size = term[pattern->type].item_size;
228 in_pattern[i].type = ROC_NPC_ITEM_TYPE_END;
230 return cnxk_map_actions(eth_dev, attr, actions, in_actions,
235 cnxk_flow_validate(struct rte_eth_dev *eth_dev,
236 const struct rte_flow_attr *attr,
237 const struct rte_flow_item pattern[],
238 const struct rte_flow_action actions[],
239 struct rte_flow_error *error)
241 struct roc_npc_item_info in_pattern[ROC_NPC_ITEM_TYPE_END + 1];
242 struct roc_npc_action in_actions[ROC_NPC_MAX_ACTION_COUNT];
243 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
244 struct roc_npc *npc = &dev->npc;
245 struct roc_npc_attr in_attr;
246 struct roc_npc_flow flow;
247 uint32_t flowkey_cfg = 0;
250 memset(&flow, 0, sizeof(flow));
252 rc = cnxk_map_flow_data(eth_dev, attr, pattern, actions, &in_attr,
253 in_pattern, in_actions, &flowkey_cfg);
255 rte_flow_error_set(error, 0, RTE_FLOW_ERROR_TYPE_ACTION_NUM,
256 NULL, "Failed to map flow data");
260 return roc_npc_flow_parse(npc, &in_attr, in_pattern, in_actions, &flow);
263 struct roc_npc_flow *
264 cnxk_flow_create(struct rte_eth_dev *eth_dev, const struct rte_flow_attr *attr,
265 const struct rte_flow_item pattern[],
266 const struct rte_flow_action actions[],
267 struct rte_flow_error *error)
269 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
270 struct roc_npc_item_info in_pattern[ROC_NPC_ITEM_TYPE_END + 1];
271 struct roc_npc_action in_actions[ROC_NPC_MAX_ACTION_COUNT];
272 struct roc_npc *npc = &dev->npc;
273 struct roc_npc_attr in_attr;
274 struct roc_npc_flow *flow;
278 rc = cnxk_map_flow_data(eth_dev, attr, pattern, actions, &in_attr,
279 in_pattern, in_actions,
280 &npc->flowkey_cfg_state);
282 rte_flow_error_set(error, 0, RTE_FLOW_ERROR_TYPE_ACTION_NUM,
283 NULL, "Failed to map flow data");
287 flow = roc_npc_flow_create(npc, &in_attr, in_pattern, in_actions,
290 rte_flow_error_set(error, errcode, errcode, NULL,
291 roc_error_msg_get(errcode));
299 cnxk_flow_destroy(struct rte_eth_dev *eth_dev, struct roc_npc_flow *flow,
300 struct rte_flow_error *error)
302 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
303 struct roc_npc *npc = &dev->npc;
306 rc = roc_npc_flow_destroy(npc, flow);
308 rte_flow_error_set(error, rc, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
309 NULL, "Flow Destroy failed");
314 cnxk_flow_flush(struct rte_eth_dev *eth_dev, struct rte_flow_error *error)
316 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
317 struct roc_npc *npc = &dev->npc;
320 rc = roc_npc_mcam_free_all_resources(npc);
322 rte_flow_error_set(error, EIO, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
323 NULL, "Failed to flush filter");
331 cnxk_flow_query(struct rte_eth_dev *eth_dev, struct rte_flow *flow,
332 const struct rte_flow_action *action, void *data,
333 struct rte_flow_error *error)
335 struct roc_npc_flow *in_flow = (struct roc_npc_flow *)flow;
336 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
337 struct roc_npc *npc = &dev->npc;
338 struct rte_flow_query_count *query = data;
339 const char *errmsg = NULL;
340 int errcode = ENOTSUP;
343 if (action->type != RTE_FLOW_ACTION_TYPE_COUNT) {
344 errmsg = "Only COUNT is supported in query";
348 if (in_flow->ctr_id == NPC_COUNTER_NONE) {
349 errmsg = "Counter is not available";
353 rc = roc_npc_mcam_read_counter(npc, in_flow->ctr_id, &query->hits);
356 errmsg = "Error reading flow counter";
360 query->bytes_set = 0;
363 rc = roc_npc_mcam_clear_counter(npc, in_flow->ctr_id);
366 errmsg = "Error clearing flow counter";
373 rte_flow_error_set(error, errcode, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
379 cnxk_flow_isolate(struct rte_eth_dev *eth_dev __rte_unused,
380 int enable __rte_unused, struct rte_flow_error *error)
382 /* If we support, we need to un-install the default mcam
383 * entry for this port.
386 rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
387 NULL, "Flow isolation not supported");
393 cnxk_flow_dev_dump(struct rte_eth_dev *eth_dev, struct rte_flow *flow,
394 FILE *file, struct rte_flow_error *error)
396 struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
397 struct roc_npc *npc = &dev->npc;
400 rte_flow_error_set(error, EINVAL,
401 RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
407 rte_flow_error_set(error, EINVAL,
408 RTE_FLOW_ERROR_TYPE_HANDLE,
414 roc_npc_flow_dump(file, npc);
419 struct rte_flow_ops cnxk_flow_ops = {
420 .validate = cnxk_flow_validate,
421 .flush = cnxk_flow_flush,
422 .query = cnxk_flow_query,
423 .isolate = cnxk_flow_isolate,
424 .dev_dump = cnxk_flow_dev_dump,