1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2019 Intel Corporation
13 #include <rte_debug.h>
14 #include <rte_ether.h>
15 #include <rte_ethdev_driver.h>
17 #include <rte_malloc.h>
18 #include <rte_eth_ctrl.h>
19 #include <rte_tailq.h>
20 #include <rte_flow_driver.h>
23 #include "base/ice_type.h"
24 #include "base/ice_flow.h"
25 #include "ice_ethdev.h"
26 #include "ice_generic_flow.h"
28 #define ICE_PHINT_NONE 0
29 #define ICE_PHINT_VLAN BIT_ULL(0)
30 #define ICE_PHINT_PPPOE BIT_ULL(1)
31 #define ICE_PHINT_GTPU BIT_ULL(2)
32 #define ICE_PHINT_GTPU_EH BIT_ULL(3)
33 #define ICE_PHINT_GTPU_EH_DWN BIT_ULL(4)
34 #define ICE_PHINT_GTPU_EH_UP BIT_ULL(5)
36 #define ICE_GTPU_EH_DWNLINK 0
37 #define ICE_GTPU_EH_UPLINK 1
39 #define ICE_IPV4_PROT BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_PROT)
40 #define ICE_IPV6_PROT BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PROT)
42 #define VALID_RSS_IPV4_L4 (ETH_RSS_NONFRAG_IPV4_UDP | \
43 ETH_RSS_NONFRAG_IPV4_TCP | \
44 ETH_RSS_NONFRAG_IPV4_SCTP)
46 #define VALID_RSS_IPV6_L4 (ETH_RSS_NONFRAG_IPV6_UDP | \
47 ETH_RSS_NONFRAG_IPV6_TCP | \
48 ETH_RSS_NONFRAG_IPV6_SCTP)
50 #define VALID_RSS_IPV4 (ETH_RSS_IPV4 | VALID_RSS_IPV4_L4)
51 #define VALID_RSS_IPV6 (ETH_RSS_IPV6 | VALID_RSS_IPV6_L4)
52 #define VALID_RSS_L3 (VALID_RSS_IPV4 | VALID_RSS_IPV6)
53 #define VALID_RSS_L4 (VALID_RSS_IPV4_L4 | VALID_RSS_IPV6_L4)
55 #define VALID_RSS_ATTR (ETH_RSS_L3_SRC_ONLY | \
56 ETH_RSS_L3_DST_ONLY | \
57 ETH_RSS_L4_SRC_ONLY | \
58 ETH_RSS_L4_DST_ONLY | \
59 ETH_RSS_L2_SRC_ONLY | \
60 ETH_RSS_L2_DST_ONLY | \
61 RTE_ETH_RSS_L3_PRE32 | \
62 RTE_ETH_RSS_L3_PRE48 | \
65 #define INVALID_RSS_ATTR (RTE_ETH_RSS_L3_PRE40 | \
66 RTE_ETH_RSS_L3_PRE56 | \
70 uint8_t hash_function;
71 struct ice_rss_hash_cfg cfg;
74 struct ice_hash_flow_cfg {
76 struct ice_rss_cfg rss_cfg;
80 ice_hash_init(struct ice_adapter *ad);
83 ice_hash_create(struct ice_adapter *ad,
84 struct rte_flow *flow,
86 struct rte_flow_error *error);
89 ice_hash_destroy(struct ice_adapter *ad,
90 struct rte_flow *flow,
91 struct rte_flow_error *error);
94 ice_hash_uninit(struct ice_adapter *ad);
97 ice_hash_free(struct rte_flow *flow);
100 ice_hash_parse_pattern_action(struct ice_adapter *ad,
101 struct ice_pattern_match_item *array,
103 const struct rte_flow_item pattern[],
104 const struct rte_flow_action actions[],
106 struct rte_flow_error *error);
108 /* Rss configuration template */
109 struct ice_rss_hash_cfg ipv4_tmplt = {
110 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV4 |
111 ICE_FLOW_SEG_HDR_IPV_OTHER,
112 ICE_FLOW_HASH_ETH | ICE_FLOW_HASH_IPV4,
117 struct ice_rss_hash_cfg ipv4_udp_tmplt = {
118 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV4 |
119 ICE_FLOW_SEG_HDR_IPV_OTHER | ICE_FLOW_SEG_HDR_UDP,
120 ICE_FLOW_HASH_ETH | ICE_HASH_UDP_IPV4 | ICE_IPV4_PROT,
125 struct ice_rss_hash_cfg ipv4_tcp_tmplt = {
126 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV4 |
127 ICE_FLOW_SEG_HDR_IPV_OTHER | ICE_FLOW_SEG_HDR_TCP,
128 ICE_FLOW_HASH_ETH | ICE_HASH_TCP_IPV4 | ICE_IPV4_PROT,
133 struct ice_rss_hash_cfg ipv4_sctp_tmplt = {
134 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV4 |
135 ICE_FLOW_SEG_HDR_IPV_OTHER | ICE_FLOW_SEG_HDR_SCTP,
136 ICE_FLOW_HASH_ETH | ICE_HASH_SCTP_IPV4 | ICE_IPV4_PROT,
141 struct ice_rss_hash_cfg ipv6_tmplt = {
142 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV6 |
143 ICE_FLOW_SEG_HDR_IPV_OTHER,
144 ICE_FLOW_HASH_ETH | ICE_FLOW_HASH_IPV6,
149 struct ice_rss_hash_cfg ipv6_udp_tmplt = {
150 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV6 |
151 ICE_FLOW_SEG_HDR_IPV_OTHER | ICE_FLOW_SEG_HDR_UDP,
152 ICE_FLOW_HASH_ETH | ICE_HASH_UDP_IPV6 | ICE_IPV6_PROT,
157 struct ice_rss_hash_cfg ipv6_tcp_tmplt = {
158 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV6 |
159 ICE_FLOW_SEG_HDR_IPV_OTHER | ICE_FLOW_SEG_HDR_TCP,
160 ICE_FLOW_HASH_ETH | ICE_HASH_TCP_IPV6 | ICE_IPV6_PROT,
165 struct ice_rss_hash_cfg ipv6_sctp_tmplt = {
166 ICE_FLOW_SEG_HDR_ETH | ICE_FLOW_SEG_HDR_IPV6 |
167 ICE_FLOW_SEG_HDR_IPV_OTHER | ICE_FLOW_SEG_HDR_SCTP,
168 ICE_FLOW_HASH_ETH | ICE_HASH_SCTP_IPV6 | ICE_IPV6_PROT,
173 struct ice_rss_hash_cfg outer_ipv4_inner_ipv4_tmplt = {
174 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER,
176 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,
179 struct ice_rss_hash_cfg outer_ipv4_inner_ipv4_udp_tmplt = {
180 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
181 ICE_FLOW_SEG_HDR_UDP,
182 ICE_HASH_UDP_IPV4 | ICE_IPV4_PROT,
183 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,
187 struct ice_rss_hash_cfg outer_ipv4_inner_ipv4_tcp_tmplt = {
188 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
189 ICE_FLOW_SEG_HDR_TCP,
190 ICE_HASH_TCP_IPV4 | ICE_IPV4_PROT,
191 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,
195 struct ice_rss_hash_cfg outer_ipv6_inner_ipv4_tmplt = {
196 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER,
198 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,
201 struct ice_rss_hash_cfg outer_ipv6_inner_ipv4_udp_tmplt = {
202 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
203 ICE_FLOW_SEG_HDR_UDP,
204 ICE_HASH_UDP_IPV4 | ICE_IPV4_PROT,
205 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,
209 struct ice_rss_hash_cfg outer_ipv6_inner_ipv4_tcp_tmplt = {
210 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
211 ICE_FLOW_SEG_HDR_TCP,
212 ICE_HASH_TCP_IPV4 | ICE_IPV4_PROT,
213 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,
217 struct ice_rss_hash_cfg outer_ipv4_inner_ipv6_tmplt = {
218 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER,
220 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,
223 struct ice_rss_hash_cfg outer_ipv4_inner_ipv6_udp_tmplt = {
224 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
225 ICE_FLOW_SEG_HDR_UDP,
226 ICE_HASH_UDP_IPV6 | ICE_IPV6_PROT,
227 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,
231 struct ice_rss_hash_cfg outer_ipv4_inner_ipv6_tcp_tmplt = {
232 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
233 ICE_FLOW_SEG_HDR_TCP,
234 ICE_HASH_TCP_IPV6 | ICE_IPV6_PROT,
235 ICE_RSS_INNER_HEADERS_W_OUTER_IPV4,
239 struct ice_rss_hash_cfg outer_ipv6_inner_ipv6_tmplt = {
240 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER,
242 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,
245 struct ice_rss_hash_cfg outer_ipv6_inner_ipv6_udp_tmplt = {
246 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
247 ICE_FLOW_SEG_HDR_UDP,
248 ICE_HASH_UDP_IPV6 | ICE_IPV6_PROT,
249 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,
253 struct ice_rss_hash_cfg outer_ipv6_inner_ipv6_tcp_tmplt = {
254 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
255 ICE_FLOW_SEG_HDR_TCP,
256 ICE_HASH_TCP_IPV6 | ICE_IPV6_PROT,
257 ICE_RSS_INNER_HEADERS_W_OUTER_IPV6,
261 struct ice_rss_hash_cfg eth_ipv4_esp_tmplt = {
262 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
263 ICE_FLOW_SEG_HDR_ESP,
264 ICE_FLOW_HASH_ESP_SPI,
269 struct ice_rss_hash_cfg eth_ipv4_udp_esp_tmplt = {
270 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
271 ICE_FLOW_SEG_HDR_NAT_T_ESP,
272 ICE_FLOW_HASH_NAT_T_ESP_SPI,
277 struct ice_rss_hash_cfg eth_ipv4_ah_tmplt = {
278 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
280 ICE_FLOW_HASH_AH_SPI,
285 struct ice_rss_hash_cfg eth_ipv4_l2tpv3_tmplt = {
286 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
287 ICE_FLOW_SEG_HDR_L2TPV3,
288 ICE_FLOW_HASH_L2TPV3_SESS_ID,
293 struct ice_rss_hash_cfg eth_ipv4_pfcp_tmplt = {
294 ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER |
295 ICE_FLOW_SEG_HDR_PFCP_SESSION,
296 ICE_FLOW_HASH_PFCP_SEID,
301 struct ice_rss_hash_cfg eth_ipv6_esp_tmplt = {
302 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
303 ICE_FLOW_SEG_HDR_ESP,
304 ICE_FLOW_HASH_ESP_SPI,
309 struct ice_rss_hash_cfg eth_ipv6_udp_esp_tmplt = {
310 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
311 ICE_FLOW_SEG_HDR_NAT_T_ESP,
312 ICE_FLOW_HASH_NAT_T_ESP_SPI,
317 struct ice_rss_hash_cfg eth_ipv6_ah_tmplt = {
318 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
320 ICE_FLOW_HASH_AH_SPI,
325 struct ice_rss_hash_cfg eth_ipv6_l2tpv3_tmplt = {
326 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
327 ICE_FLOW_SEG_HDR_L2TPV3,
328 ICE_FLOW_HASH_L2TPV3_SESS_ID,
333 struct ice_rss_hash_cfg eth_ipv6_pfcp_tmplt = {
334 ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER |
335 ICE_FLOW_SEG_HDR_PFCP_SESSION,
336 ICE_FLOW_HASH_PFCP_SEID,
341 struct ice_rss_hash_cfg pppoe_tmplt = {
342 ICE_FLOW_SEG_HDR_ETH,
343 ICE_FLOW_HASH_ETH | ICE_FLOW_HASH_PPPOE_SESS_ID,
348 struct ice_rss_hash_cfg empty_tmplt = {
349 ICE_FLOW_SEG_HDR_NONE,
355 /* rss type super set */
356 /* Empty rss type to support simple_xor. */
357 #define ICE_RSS_TYPE_EMPTY 0ULL
360 #define ICE_RSS_TYPE_OUTER_IPV4 (ETH_RSS_ETH | ETH_RSS_IPV4)
361 #define ICE_RSS_TYPE_OUTER_IPV4_UDP (ICE_RSS_TYPE_OUTER_IPV4 | \
362 ETH_RSS_NONFRAG_IPV4_UDP)
363 #define ICE_RSS_TYPE_OUTER_IPV4_TCP (ICE_RSS_TYPE_OUTER_IPV4 | \
364 ETH_RSS_NONFRAG_IPV4_TCP)
365 #define ICE_RSS_TYPE_OUTER_IPV4_SCTP (ICE_RSS_TYPE_OUTER_IPV4 | \
366 ETH_RSS_NONFRAG_IPV4_SCTP)
368 #define ICE_RSS_TYPE_OUTER_IPV6 (ETH_RSS_ETH | ETH_RSS_IPV6)
369 #define ICE_RSS_TYPE_OUTER_IPV6_UDP (ICE_RSS_TYPE_OUTER_IPV6 | \
370 ETH_RSS_NONFRAG_IPV6_UDP)
371 #define ICE_RSS_TYPE_OUTER_IPV6_TCP (ICE_RSS_TYPE_OUTER_IPV6 | \
372 ETH_RSS_NONFRAG_IPV6_TCP)
373 #define ICE_RSS_TYPE_OUTER_IPV6_SCTP (ICE_RSS_TYPE_OUTER_IPV6 | \
374 ETH_RSS_NONFRAG_IPV6_SCTP)
377 #define ICE_RSS_TYPE_VLAN_IPV4 (ICE_RSS_TYPE_OUTER_IPV4 | \
378 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
379 #define ICE_RSS_TYPE_VLAN_IPV4_UDP (ICE_RSS_TYPE_OUTER_IPV4_UDP | \
380 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
381 #define ICE_RSS_TYPE_VLAN_IPV4_TCP (ICE_RSS_TYPE_OUTER_IPV4_TCP | \
382 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
383 #define ICE_RSS_TYPE_VLAN_IPV4_SCTP (ICE_RSS_TYPE_OUTER_IPV4_SCTP | \
384 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
386 #define ICE_RSS_TYPE_VLAN_IPV6 (ICE_RSS_TYPE_OUTER_IPV6 | \
387 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
388 #define ICE_RSS_TYPE_VLAN_IPV6_UDP (ICE_RSS_TYPE_OUTER_IPV6_UDP | \
389 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
390 #define ICE_RSS_TYPE_VLAN_IPV6_TCP (ICE_RSS_TYPE_OUTER_IPV6_TCP | \
391 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
392 #define ICE_RSS_TYPE_VLAN_IPV6_SCTP (ICE_RSS_TYPE_OUTER_IPV6_SCTP | \
393 ETH_RSS_S_VLAN | ETH_RSS_C_VLAN)
396 #define ICE_RSS_TYPE_INNER_IPV4 ETH_RSS_IPV4
397 #define ICE_RSS_TYPE_INNER_IPV4_UDP (ETH_RSS_IPV4 | \
398 ETH_RSS_NONFRAG_IPV4_UDP)
399 #define ICE_RSS_TYPE_INNER_IPV4_TCP (ETH_RSS_IPV4 | \
400 ETH_RSS_NONFRAG_IPV4_TCP)
401 #define ICE_RSS_TYPE_INNER_IPV4_SCTP (ETH_RSS_IPV4 | \
402 ETH_RSS_NONFRAG_IPV4_SCTP)
404 #define ICE_RSS_TYPE_INNER_IPV6 ETH_RSS_IPV6
405 #define ICE_RSS_TYPE_INNER_IPV6_UDP (ETH_RSS_IPV6 | \
406 ETH_RSS_NONFRAG_IPV6_UDP)
407 #define ICE_RSS_TYPE_INNER_IPV6_TCP (ETH_RSS_IPV6 | \
408 ETH_RSS_NONFRAG_IPV6_TCP)
409 #define ICE_RSS_TYPE_INNER_IPV6_SCTP (ETH_RSS_IPV6 | \
410 ETH_RSS_NONFRAG_IPV6_SCTP)
413 #define ICE_RSS_TYPE_GTPU_IPV4 (ICE_RSS_TYPE_INNER_IPV4 | \
415 #define ICE_RSS_TYPE_GTPU_IPV4_UDP (ICE_RSS_TYPE_INNER_IPV4_UDP | \
417 #define ICE_RSS_TYPE_GTPU_IPV4_TCP (ICE_RSS_TYPE_INNER_IPV4_TCP | \
420 #define ICE_RSS_TYPE_GTPU_IPV6 (ICE_RSS_TYPE_INNER_IPV6 | \
422 #define ICE_RSS_TYPE_GTPU_IPV6_UDP (ICE_RSS_TYPE_INNER_IPV6_UDP | \
424 #define ICE_RSS_TYPE_GTPU_IPV6_TCP (ICE_RSS_TYPE_INNER_IPV6_TCP | \
428 #define ICE_RSS_TYPE_PPPOE_IPV4 (ICE_RSS_TYPE_INNER_IPV4 | \
430 #define ICE_RSS_TYPE_PPPOE_IPV4_UDP (ICE_RSS_TYPE_INNER_IPV4_UDP | \
432 #define ICE_RSS_TYPE_PPPOE_IPV4_TCP (ICE_RSS_TYPE_INNER_IPV4_TCP | \
436 #define ICE_RSS_TYPE_PPPOE_IPV6 (ICE_RSS_TYPE_INNER_IPV6 | \
438 #define ICE_RSS_TYPE_PPPOE_IPV6_UDP (ICE_RSS_TYPE_INNER_IPV6_UDP | \
440 #define ICE_RSS_TYPE_PPPOE_IPV6_TCP (ICE_RSS_TYPE_INNER_IPV6_TCP | \
444 #define ICE_RSS_TYPE_PPPOE (ETH_RSS_ETH | ETH_RSS_PPPOE)
446 /* ESP, AH, L2TPV3 and PFCP */
447 #define ICE_RSS_TYPE_IPV4_ESP (ETH_RSS_ESP | ETH_RSS_IPV4)
448 #define ICE_RSS_TYPE_IPV6_ESP (ETH_RSS_ESP | ETH_RSS_IPV6)
449 #define ICE_RSS_TYPE_IPV4_AH (ETH_RSS_AH | ETH_RSS_IPV4)
450 #define ICE_RSS_TYPE_IPV6_AH (ETH_RSS_AH | ETH_RSS_IPV6)
451 #define ICE_RSS_TYPE_IPV4_L2TPV3 (ETH_RSS_L2TPV3 | ETH_RSS_IPV4)
452 #define ICE_RSS_TYPE_IPV6_L2TPV3 (ETH_RSS_L2TPV3 | ETH_RSS_IPV6)
453 #define ICE_RSS_TYPE_IPV4_PFCP (ETH_RSS_PFCP | ETH_RSS_IPV4)
454 #define ICE_RSS_TYPE_IPV6_PFCP (ETH_RSS_PFCP | ETH_RSS_IPV6)
457 * Supported pattern for hash.
458 * The first member is pattern item type,
459 * the second member is input set mask,
460 * the third member is ice_rss_hash_cfg template.
462 static struct ice_pattern_match_item ice_hash_pattern_list[] = {
464 {pattern_eth_ipv4, ICE_RSS_TYPE_OUTER_IPV4, &ipv4_tmplt},
465 {pattern_eth_ipv4_udp, ICE_RSS_TYPE_OUTER_IPV4_UDP, &ipv4_udp_tmplt},
466 {pattern_eth_ipv4_tcp, ICE_RSS_TYPE_OUTER_IPV4_TCP, &ipv4_tcp_tmplt},
467 {pattern_eth_ipv4_sctp, ICE_RSS_TYPE_OUTER_IPV4_SCTP, &ipv4_sctp_tmplt},
468 {pattern_eth_vlan_ipv4, ICE_RSS_TYPE_VLAN_IPV4, &ipv4_tmplt},
469 {pattern_eth_vlan_ipv4_udp, ICE_RSS_TYPE_VLAN_IPV4_UDP, &ipv4_udp_tmplt},
470 {pattern_eth_vlan_ipv4_tcp, ICE_RSS_TYPE_VLAN_IPV4_TCP, &ipv4_tcp_tmplt},
471 {pattern_eth_vlan_ipv4_sctp, ICE_RSS_TYPE_VLAN_IPV4_SCTP, &ipv4_sctp_tmplt},
472 {pattern_eth_ipv4_gtpu_ipv4, ICE_RSS_TYPE_GTPU_IPV4, &outer_ipv4_inner_ipv4_tmplt},
473 {pattern_eth_ipv4_gtpu_ipv4_udp, ICE_RSS_TYPE_GTPU_IPV4_UDP, &outer_ipv4_inner_ipv4_udp_tmplt},
474 {pattern_eth_ipv4_gtpu_ipv4_tcp, ICE_RSS_TYPE_GTPU_IPV4_TCP, &outer_ipv4_inner_ipv4_tcp_tmplt},
475 {pattern_eth_ipv6_gtpu_ipv4, ICE_RSS_TYPE_GTPU_IPV4, &outer_ipv6_inner_ipv4_tmplt},
476 {pattern_eth_ipv6_gtpu_ipv4_udp, ICE_RSS_TYPE_GTPU_IPV4_UDP, &outer_ipv6_inner_ipv4_udp_tmplt},
477 {pattern_eth_ipv6_gtpu_ipv4_tcp, ICE_RSS_TYPE_GTPU_IPV4_TCP, &outer_ipv6_inner_ipv4_tcp_tmplt},
478 {pattern_eth_ipv4_gtpu_eh_ipv4, ICE_RSS_TYPE_GTPU_IPV4, &outer_ipv4_inner_ipv4_tmplt},
479 {pattern_eth_ipv4_gtpu_eh_ipv4_udp, ICE_RSS_TYPE_GTPU_IPV4_UDP, &outer_ipv4_inner_ipv4_udp_tmplt},
480 {pattern_eth_ipv4_gtpu_eh_ipv4_tcp, ICE_RSS_TYPE_GTPU_IPV4_TCP, &outer_ipv4_inner_ipv4_tcp_tmplt},
481 {pattern_eth_ipv6_gtpu_eh_ipv4, ICE_RSS_TYPE_GTPU_IPV4, &outer_ipv6_inner_ipv4_tmplt},
482 {pattern_eth_ipv6_gtpu_eh_ipv4_udp, ICE_RSS_TYPE_GTPU_IPV4_UDP, &outer_ipv6_inner_ipv4_udp_tmplt},
483 {pattern_eth_ipv6_gtpu_eh_ipv4_tcp, ICE_RSS_TYPE_GTPU_IPV4_TCP, &outer_ipv6_inner_ipv4_tcp_tmplt},
484 {pattern_eth_pppoes_ipv4, ICE_RSS_TYPE_PPPOE_IPV4, &ipv4_tmplt},
485 {pattern_eth_pppoes_ipv4_udp, ICE_RSS_TYPE_PPPOE_IPV4_UDP, &ipv4_udp_tmplt},
486 {pattern_eth_pppoes_ipv4_tcp, ICE_RSS_TYPE_PPPOE_IPV4_TCP, &ipv4_tcp_tmplt},
487 {pattern_eth_ipv4_esp, ICE_RSS_TYPE_IPV4_ESP, ð_ipv4_esp_tmplt},
488 {pattern_eth_ipv4_udp_esp, ICE_RSS_TYPE_IPV4_ESP, ð_ipv4_udp_esp_tmplt},
489 {pattern_eth_ipv4_ah, ICE_RSS_TYPE_IPV4_AH, ð_ipv4_ah_tmplt},
490 {pattern_eth_ipv4_l2tp, ICE_RSS_TYPE_IPV4_L2TPV3, ð_ipv4_l2tpv3_tmplt},
491 {pattern_eth_ipv4_pfcp, ICE_RSS_TYPE_IPV4_PFCP, ð_ipv4_pfcp_tmplt},
493 {pattern_eth_ipv6, ICE_RSS_TYPE_OUTER_IPV6, &ipv6_tmplt},
494 {pattern_eth_ipv6_udp, ICE_RSS_TYPE_OUTER_IPV6_UDP, &ipv6_udp_tmplt},
495 {pattern_eth_ipv6_tcp, ICE_RSS_TYPE_OUTER_IPV6_TCP, &ipv6_tcp_tmplt},
496 {pattern_eth_ipv6_sctp, ICE_RSS_TYPE_OUTER_IPV6_SCTP, &ipv6_sctp_tmplt},
497 {pattern_eth_vlan_ipv6, ICE_RSS_TYPE_VLAN_IPV6, &ipv6_tmplt},
498 {pattern_eth_vlan_ipv6_udp, ICE_RSS_TYPE_VLAN_IPV6_UDP, &ipv6_udp_tmplt},
499 {pattern_eth_vlan_ipv6_tcp, ICE_RSS_TYPE_VLAN_IPV6_TCP, &ipv6_tcp_tmplt},
500 {pattern_eth_vlan_ipv6_sctp, ICE_RSS_TYPE_VLAN_IPV6_SCTP, &ipv6_sctp_tmplt},
501 {pattern_eth_ipv4_gtpu_ipv6, ICE_RSS_TYPE_GTPU_IPV6, &outer_ipv4_inner_ipv6_tmplt},
502 {pattern_eth_ipv4_gtpu_ipv6_udp, ICE_RSS_TYPE_GTPU_IPV6_UDP, &outer_ipv4_inner_ipv6_udp_tmplt},
503 {pattern_eth_ipv4_gtpu_ipv6_tcp, ICE_RSS_TYPE_GTPU_IPV6_TCP, &outer_ipv4_inner_ipv6_tcp_tmplt},
504 {pattern_eth_ipv6_gtpu_ipv6, ICE_RSS_TYPE_GTPU_IPV6, &outer_ipv6_inner_ipv6_tmplt},
505 {pattern_eth_ipv6_gtpu_ipv6_udp, ICE_RSS_TYPE_GTPU_IPV6_UDP, &outer_ipv6_inner_ipv6_udp_tmplt},
506 {pattern_eth_ipv6_gtpu_ipv6_tcp, ICE_RSS_TYPE_GTPU_IPV6_TCP, &outer_ipv6_inner_ipv6_tcp_tmplt},
507 {pattern_eth_ipv4_gtpu_eh_ipv6, ICE_RSS_TYPE_GTPU_IPV6, &outer_ipv4_inner_ipv6_tmplt},
508 {pattern_eth_ipv4_gtpu_eh_ipv6_udp, ICE_RSS_TYPE_GTPU_IPV6_UDP, &outer_ipv4_inner_ipv6_udp_tmplt},
509 {pattern_eth_ipv4_gtpu_eh_ipv6_tcp, ICE_RSS_TYPE_GTPU_IPV6_TCP, &outer_ipv4_inner_ipv6_tcp_tmplt},
510 {pattern_eth_ipv6_gtpu_eh_ipv6, ICE_RSS_TYPE_GTPU_IPV6, &outer_ipv6_inner_ipv6_tmplt},
511 {pattern_eth_ipv6_gtpu_eh_ipv6_udp, ICE_RSS_TYPE_GTPU_IPV6_UDP, &outer_ipv6_inner_ipv6_udp_tmplt},
512 {pattern_eth_ipv6_gtpu_eh_ipv6_tcp, ICE_RSS_TYPE_GTPU_IPV6_TCP, &outer_ipv6_inner_ipv6_tcp_tmplt},
513 {pattern_eth_pppoes_ipv6, ICE_RSS_TYPE_PPPOE_IPV6, &ipv6_tmplt},
514 {pattern_eth_pppoes_ipv6_udp, ICE_RSS_TYPE_PPPOE_IPV6_UDP, &ipv6_udp_tmplt},
515 {pattern_eth_pppoes_ipv6_tcp, ICE_RSS_TYPE_PPPOE_IPV6_TCP, &ipv6_tcp_tmplt},
516 {pattern_eth_ipv6_esp, ICE_RSS_TYPE_IPV6_ESP, ð_ipv6_esp_tmplt},
517 {pattern_eth_ipv6_udp_esp, ICE_RSS_TYPE_IPV6_ESP, ð_ipv6_udp_esp_tmplt},
518 {pattern_eth_ipv6_ah, ICE_RSS_TYPE_IPV6_AH, ð_ipv6_ah_tmplt},
519 {pattern_eth_ipv6_l2tp, ICE_RSS_TYPE_IPV6_L2TPV3, ð_ipv6_l2tpv3_tmplt},
520 {pattern_eth_ipv6_pfcp, ICE_RSS_TYPE_IPV6_PFCP, ð_ipv6_pfcp_tmplt},
522 {pattern_eth_pppoes, ICE_RSS_TYPE_PPPOE, &pppoe_tmplt},
524 {pattern_empty, ICE_RSS_TYPE_EMPTY, &empty_tmplt},
527 static struct ice_flow_engine ice_hash_engine = {
528 .init = ice_hash_init,
529 .create = ice_hash_create,
530 .destroy = ice_hash_destroy,
531 .uninit = ice_hash_uninit,
532 .free = ice_hash_free,
533 .type = ICE_FLOW_ENGINE_HASH,
536 /* Register parser for os package. */
537 static struct ice_flow_parser ice_hash_parser = {
538 .engine = &ice_hash_engine,
539 .array = ice_hash_pattern_list,
540 .array_len = RTE_DIM(ice_hash_pattern_list),
541 .parse_pattern_action = ice_hash_parse_pattern_action,
542 .stage = ICE_FLOW_STAGE_RSS,
545 RTE_INIT(ice_hash_engine_init)
547 struct ice_flow_engine *engine = &ice_hash_engine;
548 ice_register_flow_engine(engine);
552 ice_hash_init(struct ice_adapter *ad)
554 struct ice_flow_parser *parser = NULL;
556 if (ad->hw.dcf_enabled)
559 parser = &ice_hash_parser;
561 return ice_register_parser(parser, ad);
565 ice_hash_parse_pattern(const struct rte_flow_item pattern[], uint64_t *phint,
566 struct rte_flow_error *error)
568 const struct rte_flow_item *item = pattern;
569 const struct rte_flow_item_gtp_psc *psc;
571 for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
573 rte_flow_error_set(error, EINVAL,
574 RTE_FLOW_ERROR_TYPE_ITEM, item,
575 "Not support range");
579 switch (item->type) {
580 case RTE_FLOW_ITEM_TYPE_VLAN:
581 *phint |= ICE_PHINT_VLAN;
583 case RTE_FLOW_ITEM_TYPE_PPPOES:
584 *phint |= ICE_PHINT_PPPOE;
586 case RTE_FLOW_ITEM_TYPE_GTPU:
587 *phint |= ICE_PHINT_GTPU;
589 case RTE_FLOW_ITEM_TYPE_GTP_PSC:
590 *phint |= ICE_PHINT_GTPU_EH;
594 else if (psc->pdu_type == ICE_GTPU_EH_UPLINK)
595 *phint |= ICE_PHINT_GTPU_EH_UP;
596 else if (psc->pdu_type == ICE_GTPU_EH_DWNLINK)
597 *phint |= ICE_PHINT_GTPU_EH_DWN;
608 ice_refine_hash_cfg_l234(struct ice_rss_hash_cfg *hash_cfg,
611 uint32_t *addl_hdrs = &hash_cfg->addl_hdrs;
612 uint64_t *hash_flds = &hash_cfg->hash_flds;
614 if (*addl_hdrs & ICE_FLOW_SEG_HDR_ETH) {
615 if (!(rss_type & ETH_RSS_ETH))
616 *hash_flds &= ~ICE_FLOW_HASH_ETH;
617 if (rss_type & ETH_RSS_L2_SRC_ONLY)
618 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_DA));
619 else if (rss_type & ETH_RSS_L2_DST_ONLY)
620 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_ETH_SA));
621 *addl_hdrs &= ~ICE_FLOW_SEG_HDR_ETH;
624 if (*addl_hdrs & ICE_FLOW_SEG_HDR_VLAN) {
625 if (rss_type & ETH_RSS_C_VLAN)
626 *hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_C_VLAN);
627 else if (rss_type & ETH_RSS_S_VLAN)
628 *hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_S_VLAN);
631 if (*addl_hdrs & ICE_FLOW_SEG_HDR_PPPOE) {
632 if (!(rss_type & ETH_RSS_PPPOE))
633 *hash_flds &= ~ICE_FLOW_HASH_PPPOE_SESS_ID;
636 if (*addl_hdrs & ICE_FLOW_SEG_HDR_IPV4) {
639 ETH_RSS_NONFRAG_IPV4_UDP |
640 ETH_RSS_NONFRAG_IPV4_TCP |
641 ETH_RSS_NONFRAG_IPV4_SCTP)) {
642 if (rss_type & ETH_RSS_L3_SRC_ONLY)
643 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_DA));
644 else if (rss_type & ETH_RSS_L3_DST_ONLY)
645 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_SA));
647 (ETH_RSS_L4_SRC_ONLY |
648 ETH_RSS_L4_DST_ONLY))
649 *hash_flds &= ~ICE_FLOW_HASH_IPV4;
651 *hash_flds &= ~ICE_FLOW_HASH_IPV4;
655 if (*addl_hdrs & ICE_FLOW_SEG_HDR_IPV6) {
658 ETH_RSS_NONFRAG_IPV6_UDP |
659 ETH_RSS_NONFRAG_IPV6_TCP |
660 ETH_RSS_NONFRAG_IPV6_SCTP)) {
661 if (rss_type & ETH_RSS_L3_SRC_ONLY)
662 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA));
663 else if (rss_type & ETH_RSS_L3_DST_ONLY)
664 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA));
666 (ETH_RSS_L4_SRC_ONLY |
667 ETH_RSS_L4_DST_ONLY))
668 *hash_flds &= ~ICE_FLOW_HASH_IPV6;
670 *hash_flds &= ~ICE_FLOW_HASH_IPV6;
673 if (rss_type & RTE_ETH_RSS_L3_PRE32) {
674 if (rss_type & ETH_RSS_L3_SRC_ONLY) {
675 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA));
676 *hash_flds |= (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE32_SA));
677 } else if (rss_type & ETH_RSS_L3_DST_ONLY) {
678 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA));
679 *hash_flds |= (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE32_DA));
681 *hash_flds &= ~ICE_FLOW_HASH_IPV6;
682 *hash_flds |= ICE_FLOW_HASH_IPV6_PRE32;
685 if (rss_type & RTE_ETH_RSS_L3_PRE48) {
686 if (rss_type & ETH_RSS_L3_SRC_ONLY) {
687 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA));
688 *hash_flds |= (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE48_SA));
689 } else if (rss_type & ETH_RSS_L3_DST_ONLY) {
690 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA));
691 *hash_flds |= (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE48_DA));
693 *hash_flds &= ~ICE_FLOW_HASH_IPV6;
694 *hash_flds |= ICE_FLOW_HASH_IPV6_PRE48;
697 if (rss_type & RTE_ETH_RSS_L3_PRE64) {
698 if (rss_type & ETH_RSS_L3_SRC_ONLY) {
699 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_SA));
700 *hash_flds |= (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE64_SA));
701 } else if (rss_type & ETH_RSS_L3_DST_ONLY) {
702 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_DA));
703 *hash_flds |= (BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_PRE64_DA));
705 *hash_flds &= ~ICE_FLOW_HASH_IPV6;
706 *hash_flds |= ICE_FLOW_HASH_IPV6_PRE64;
711 if (*addl_hdrs & ICE_FLOW_SEG_HDR_UDP) {
713 (ETH_RSS_NONFRAG_IPV4_UDP |
714 ETH_RSS_NONFRAG_IPV6_UDP)) {
715 if (rss_type & ETH_RSS_L4_SRC_ONLY)
716 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_DST_PORT));
717 else if (rss_type & ETH_RSS_L4_DST_ONLY)
718 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_SRC_PORT));
720 (ETH_RSS_L3_SRC_ONLY |
721 ETH_RSS_L3_DST_ONLY))
722 *hash_flds &= ~ICE_FLOW_HASH_UDP_PORT;
724 *hash_flds &= ~ICE_FLOW_HASH_UDP_PORT;
728 if (*addl_hdrs & ICE_FLOW_SEG_HDR_TCP) {
730 (ETH_RSS_NONFRAG_IPV4_TCP |
731 ETH_RSS_NONFRAG_IPV6_TCP)) {
732 if (rss_type & ETH_RSS_L4_SRC_ONLY)
733 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_DST_PORT));
734 else if (rss_type & ETH_RSS_L4_DST_ONLY)
735 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_SRC_PORT));
737 (ETH_RSS_L3_SRC_ONLY |
738 ETH_RSS_L3_DST_ONLY))
739 *hash_flds &= ~ICE_FLOW_HASH_TCP_PORT;
741 *hash_flds &= ~ICE_FLOW_HASH_TCP_PORT;
745 if (*addl_hdrs & ICE_FLOW_SEG_HDR_SCTP) {
747 (ETH_RSS_NONFRAG_IPV4_SCTP |
748 ETH_RSS_NONFRAG_IPV6_SCTP)) {
749 if (rss_type & ETH_RSS_L4_SRC_ONLY)
750 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_DST_PORT));
751 else if (rss_type & ETH_RSS_L4_DST_ONLY)
752 *hash_flds &= ~(BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_SRC_PORT));
754 (ETH_RSS_L3_SRC_ONLY |
755 ETH_RSS_L3_DST_ONLY))
756 *hash_flds &= ~ICE_FLOW_HASH_SCTP_PORT;
758 *hash_flds &= ~ICE_FLOW_HASH_SCTP_PORT;
762 if (*addl_hdrs & ICE_FLOW_SEG_HDR_L2TPV3) {
763 if (!(rss_type & ETH_RSS_L2TPV3))
764 *hash_flds &= ~ICE_FLOW_HASH_L2TPV3_SESS_ID;
767 if (*addl_hdrs & ICE_FLOW_SEG_HDR_ESP) {
768 if (!(rss_type & ETH_RSS_ESP))
769 *hash_flds &= ~ICE_FLOW_HASH_ESP_SPI;
772 if (*addl_hdrs & ICE_FLOW_SEG_HDR_AH) {
773 if (!(rss_type & ETH_RSS_AH))
774 *hash_flds &= ~ICE_FLOW_HASH_AH_SPI;
777 if (*addl_hdrs & ICE_FLOW_SEG_HDR_PFCP_SESSION) {
778 if (!(rss_type & ETH_RSS_PFCP))
779 *hash_flds &= ~ICE_FLOW_HASH_PFCP_SEID;
784 ice_refine_proto_hdrs_by_pattern(struct ice_rss_hash_cfg *hash_cfg,
787 uint32_t *addl_hdrs = &hash_cfg->addl_hdrs;
788 if (phint & ICE_PHINT_VLAN)
789 *addl_hdrs |= ICE_FLOW_SEG_HDR_VLAN;
791 if (phint & ICE_PHINT_PPPOE)
792 *addl_hdrs |= ICE_FLOW_SEG_HDR_PPPOE;
794 if (phint & ICE_PHINT_GTPU_EH_DWN)
795 *addl_hdrs |= ICE_FLOW_SEG_HDR_GTPU_DWN;
796 else if (phint & ICE_PHINT_GTPU_EH_UP)
797 *addl_hdrs |= ICE_FLOW_SEG_HDR_GTPU_UP;
798 else if (phint & ICE_PHINT_GTPU_EH)
799 *addl_hdrs |= ICE_FLOW_SEG_HDR_GTPU_EH;
800 else if (phint & ICE_PHINT_GTPU)
801 *addl_hdrs |= ICE_FLOW_SEG_HDR_GTPU_IP;
805 ice_refine_hash_cfg_gtpu(struct ice_rss_hash_cfg *hash_cfg,
808 uint32_t *addl_hdrs = &hash_cfg->addl_hdrs;
809 uint64_t *hash_flds = &hash_cfg->hash_flds;
811 /* update hash field for gtpu eh/gtpu dwn/gtpu up. */
812 if (!(rss_type & ETH_RSS_GTPU))
815 if (*addl_hdrs & ICE_FLOW_SEG_HDR_GTPU_DWN)
816 *hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_DWN_TEID);
817 else if (*addl_hdrs & ICE_FLOW_SEG_HDR_GTPU_UP)
818 *hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_UP_TEID);
819 else if (*addl_hdrs & ICE_FLOW_SEG_HDR_GTPU_EH)
820 *hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_EH_TEID);
821 else if (*addl_hdrs & ICE_FLOW_SEG_HDR_GTPU_IP)
822 *hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_GTPU_IP_TEID);
825 static void ice_refine_hash_cfg(struct ice_rss_hash_cfg *hash_cfg,
826 uint64_t rss_type, uint64_t phint)
828 ice_refine_proto_hdrs_by_pattern(hash_cfg, phint);
829 ice_refine_hash_cfg_l234(hash_cfg, rss_type);
830 ice_refine_hash_cfg_gtpu(hash_cfg, rss_type);
833 static uint64_t invalid_rss_comb[] = {
834 ETH_RSS_IPV4 | ETH_RSS_NONFRAG_IPV4_UDP,
835 ETH_RSS_IPV6 | ETH_RSS_NONFRAG_IPV6_UDP,
836 RTE_ETH_RSS_L3_PRE40 |
837 RTE_ETH_RSS_L3_PRE56 |
841 struct rss_attr_type {
846 static struct rss_attr_type rss_attr_to_valid_type[] = {
847 {ETH_RSS_L2_SRC_ONLY | ETH_RSS_L2_DST_ONLY, ETH_RSS_ETH},
848 {ETH_RSS_L3_SRC_ONLY | ETH_RSS_L3_DST_ONLY, VALID_RSS_L3},
849 {ETH_RSS_L4_SRC_ONLY | ETH_RSS_L4_DST_ONLY, VALID_RSS_L4},
850 /* current ipv6 prefix only supports prefix 64 bits*/
851 {RTE_ETH_RSS_L3_PRE32, VALID_RSS_IPV6},
852 {RTE_ETH_RSS_L3_PRE48, VALID_RSS_IPV6},
853 {RTE_ETH_RSS_L3_PRE64, VALID_RSS_IPV6},
854 {INVALID_RSS_ATTR, 0}
858 ice_any_invalid_rss_type(enum rte_eth_hash_function rss_func,
859 uint64_t rss_type, uint64_t allow_rss_type)
864 * Check if l3/l4 SRC/DST_ONLY is set for SYMMETRIC_TOEPLITZ
867 if (rss_func == RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ) {
868 if (rss_type & (ETH_RSS_L3_SRC_ONLY | ETH_RSS_L3_DST_ONLY |
869 ETH_RSS_L4_SRC_ONLY | ETH_RSS_L4_DST_ONLY))
873 /* check invalid combination */
874 for (i = 0; i < RTE_DIM(invalid_rss_comb); i++) {
875 if (__builtin_popcountll(rss_type & invalid_rss_comb[i]) > 1)
879 /* check invalid RSS attribute */
880 for (i = 0; i < RTE_DIM(rss_attr_to_valid_type); i++) {
881 struct rss_attr_type *rat = &rss_attr_to_valid_type[i];
883 if (rat->attr & rss_type && !(rat->type & rss_type))
887 /* check not allowed RSS type */
888 rss_type &= ~VALID_RSS_ATTR;
890 return ((rss_type & allow_rss_type) != rss_type);
894 ice_hash_parse_action(struct ice_pattern_match_item *pattern_match_item,
895 const struct rte_flow_action actions[],
896 uint64_t pattern_hint, void **meta,
897 struct rte_flow_error *error)
899 struct ice_rss_meta *rss_meta = (struct ice_rss_meta *)*meta;
900 struct ice_rss_hash_cfg *cfg = pattern_match_item->meta;
901 enum rte_flow_action_type action_type;
902 const struct rte_flow_action_rss *rss;
903 const struct rte_flow_action *action;
906 /* Supported action is RSS. */
907 for (action = actions; action->type !=
908 RTE_FLOW_ACTION_TYPE_END; action++) {
909 action_type = action->type;
910 switch (action_type) {
911 case RTE_FLOW_ACTION_TYPE_RSS:
913 rss_type = rss->types;
915 /* Check hash function and save it to rss_meta. */
916 if (pattern_match_item->pattern_list !=
917 pattern_empty && rss->func ==
918 RTE_ETH_HASH_FUNCTION_SIMPLE_XOR) {
919 return rte_flow_error_set(error, ENOTSUP,
920 RTE_FLOW_ERROR_TYPE_ACTION, action,
921 "Not supported flow");
922 } else if (rss->func ==
923 RTE_ETH_HASH_FUNCTION_SIMPLE_XOR){
924 rss_meta->hash_function =
925 RTE_ETH_HASH_FUNCTION_SIMPLE_XOR;
927 } else if (rss->func ==
928 RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ) {
929 rss_meta->hash_function =
930 RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ;
935 return rte_flow_error_set(error, ENOTSUP,
936 RTE_FLOW_ERROR_TYPE_ACTION, action,
937 "a nonzero RSS encapsulation level is not supported");
940 return rte_flow_error_set(error, ENOTSUP,
941 RTE_FLOW_ERROR_TYPE_ACTION, action,
942 "a nonzero RSS key_len is not supported");
945 return rte_flow_error_set(error, ENOTSUP,
946 RTE_FLOW_ERROR_TYPE_ACTION, action,
947 "a non-NULL RSS queue is not supported");
950 * Check simultaneous use of SRC_ONLY and DST_ONLY
953 rss_type = rte_eth_rss_hf_refine(rss_type);
955 if (ice_any_invalid_rss_type(rss->func, rss_type,
956 pattern_match_item->input_set_mask))
957 return rte_flow_error_set(error, ENOTSUP,
958 RTE_FLOW_ERROR_TYPE_ACTION,
959 action, "RSS type not supported");
961 rss_meta->cfg = *cfg;
962 ice_refine_hash_cfg(&rss_meta->cfg,
963 rss_type, pattern_hint);
965 case RTE_FLOW_ACTION_TYPE_END:
969 rte_flow_error_set(error, EINVAL,
970 RTE_FLOW_ERROR_TYPE_ACTION, action,
980 ice_hash_parse_pattern_action(__rte_unused struct ice_adapter *ad,
981 struct ice_pattern_match_item *array,
983 const struct rte_flow_item pattern[],
984 const struct rte_flow_action actions[],
986 struct rte_flow_error *error)
989 struct ice_pattern_match_item *pattern_match_item;
990 struct ice_rss_meta *rss_meta_ptr;
991 uint64_t phint = ICE_PHINT_NONE;
993 rss_meta_ptr = rte_zmalloc(NULL, sizeof(*rss_meta_ptr), 0);
995 rte_flow_error_set(error, EINVAL,
996 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
997 "No memory for rss_meta_ptr");
1001 /* Check rss supported pattern and find matched pattern. */
1002 pattern_match_item = ice_search_pattern_match_item(ad, pattern, array,
1004 if (!pattern_match_item) {
1009 ret = ice_hash_parse_pattern(pattern, &phint, error);
1013 /* Check rss action. */
1014 ret = ice_hash_parse_action(pattern_match_item, actions, phint,
1015 (void **)&rss_meta_ptr, error);
1019 *meta = rss_meta_ptr;
1021 rte_free(rss_meta_ptr);
1022 rte_free(pattern_match_item);
1028 ice_hash_create(struct ice_adapter *ad,
1029 struct rte_flow *flow,
1031 struct rte_flow_error *error)
1033 struct ice_pf *pf = &ad->pf;
1034 struct ice_hw *hw = ICE_PF_TO_HW(pf);
1035 struct ice_vsi *vsi = pf->main_vsi;
1038 struct ice_hash_flow_cfg *filter_ptr;
1039 struct ice_rss_meta *rss_meta = (struct ice_rss_meta *)meta;
1040 uint8_t hash_function = rss_meta->hash_function;
1042 filter_ptr = rte_zmalloc("ice_rss_filter",
1043 sizeof(struct ice_hash_flow_cfg), 0);
1045 rte_flow_error_set(error, EINVAL,
1046 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1047 "No memory for filter_ptr");
1051 if (hash_function == RTE_ETH_HASH_FUNCTION_SIMPLE_XOR) {
1052 /* Enable registers for simple_xor hash function. */
1053 reg = ICE_READ_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id));
1054 reg = (reg & (~VSIQF_HASH_CTL_HASH_SCHEME_M)) |
1055 (2 << VSIQF_HASH_CTL_HASH_SCHEME_S);
1056 ICE_WRITE_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id), reg);
1058 filter_ptr->simple_xor = 1;
1062 memcpy(&filter_ptr->rss_cfg.hash, &rss_meta->cfg,
1063 sizeof(struct ice_rss_hash_cfg));
1064 ret = ice_add_rss_cfg_wrap(pf, vsi->idx,
1065 &filter_ptr->rss_cfg.hash);
1067 rte_flow_error_set(error, EINVAL,
1068 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1069 "rss flow create fail");
1075 flow->rule = filter_ptr;
1080 rte_free(filter_ptr);
1086 ice_hash_destroy(struct ice_adapter *ad,
1087 struct rte_flow *flow,
1088 struct rte_flow_error *error)
1090 struct ice_pf *pf = ICE_DEV_PRIVATE_TO_PF(ad);
1091 struct ice_hw *hw = ICE_PF_TO_HW(pf);
1092 struct ice_vsi *vsi = pf->main_vsi;
1095 struct ice_hash_flow_cfg *filter_ptr;
1097 filter_ptr = (struct ice_hash_flow_cfg *)flow->rule;
1099 if (filter_ptr->simple_xor == 1) {
1100 /* Return to symmetric_toeplitz state. */
1101 reg = ICE_READ_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id));
1102 reg = (reg & (~VSIQF_HASH_CTL_HASH_SCHEME_M)) |
1103 (1 << VSIQF_HASH_CTL_HASH_SCHEME_S);
1104 ICE_WRITE_REG(hw, VSIQF_HASH_CTL(vsi->vsi_id), reg);
1106 ret = ice_rem_rss_cfg_wrap(pf, vsi->idx,
1107 &filter_ptr->rss_cfg.hash);
1108 /* Fixme: Ignore the error if a rule does not exist.
1109 * Currently a rule for inputset change or symm turn on/off
1110 * will overwrite an exist rule, while application still
1111 * have 2 rte_flow handles.
1113 if (ret && ret != ICE_ERR_DOES_NOT_EXIST) {
1114 rte_flow_error_set(error, EINVAL,
1115 RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
1116 "rss flow destroy fail");
1121 rte_free(filter_ptr);
1125 rte_free(filter_ptr);
1130 ice_hash_uninit(struct ice_adapter *ad)
1132 if (ad->hw.dcf_enabled)
1135 ice_unregister_parser(&ice_hash_parser, ad);
1139 ice_hash_free(struct rte_flow *flow)
1141 rte_free(flow->rule);