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2
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4
5
6#include "efx.h"
7#include "efx_impl.h"
8
9
10#if EFSYS_OPT_MAE
11
12static __checkReturn efx_rc_t
13efx_mae_get_capabilities(
14 __in efx_nic_t *enp)
15{
16 efx_mcdi_req_t req;
17 EFX_MCDI_DECLARE_BUF(payload,
18 MC_CMD_MAE_GET_CAPS_IN_LEN,
19 MC_CMD_MAE_GET_CAPS_OUT_LEN);
20 struct efx_mae_s *maep = enp->en_maep;
21 efx_rc_t rc;
22
23 req.emr_cmd = MC_CMD_MAE_GET_CAPS;
24 req.emr_in_buf = payload;
25 req.emr_in_length = MC_CMD_MAE_GET_CAPS_IN_LEN;
26 req.emr_out_buf = payload;
27 req.emr_out_length = MC_CMD_MAE_GET_CAPS_OUT_LEN;
28
29 efx_mcdi_execute(enp, &req);
30
31 if (req.emr_rc != 0) {
32 rc = req.emr_rc;
33 goto fail1;
34 }
35
36 if (req.emr_out_length_used < MC_CMD_MAE_GET_CAPS_OUT_LEN) {
37 rc = EMSGSIZE;
38 goto fail2;
39 }
40
41 maep->em_max_n_outer_prios =
42 MCDI_OUT_DWORD(req, MAE_GET_CAPS_OUT_OUTER_PRIOS);
43
44 maep->em_max_n_action_prios =
45 MCDI_OUT_DWORD(req, MAE_GET_CAPS_OUT_ACTION_PRIOS);
46
47 maep->em_encap_types_supported = 0;
48
49 if (MCDI_OUT_DWORD_FIELD(req, MAE_GET_CAPS_OUT_ENCAP_TYPES_SUPPORTED,
50 MAE_GET_CAPS_OUT_ENCAP_TYPE_VXLAN) != 0) {
51 maep->em_encap_types_supported |=
52 (1U << EFX_TUNNEL_PROTOCOL_VXLAN);
53 }
54
55 if (MCDI_OUT_DWORD_FIELD(req, MAE_GET_CAPS_OUT_ENCAP_TYPES_SUPPORTED,
56 MAE_GET_CAPS_OUT_ENCAP_TYPE_GENEVE) != 0) {
57 maep->em_encap_types_supported |=
58 (1U << EFX_TUNNEL_PROTOCOL_GENEVE);
59 }
60
61 if (MCDI_OUT_DWORD_FIELD(req, MAE_GET_CAPS_OUT_ENCAP_TYPES_SUPPORTED,
62 MAE_GET_CAPS_OUT_ENCAP_TYPE_NVGRE) != 0) {
63 maep->em_encap_types_supported |=
64 (1U << EFX_TUNNEL_PROTOCOL_NVGRE);
65 }
66
67 maep->em_max_nfields =
68 MCDI_OUT_DWORD(req, MAE_GET_CAPS_OUT_MATCH_FIELD_COUNT);
69
70 return (0);
71
72fail2:
73 EFSYS_PROBE(fail2);
74fail1:
75 EFSYS_PROBE1(fail1, efx_rc_t, rc);
76 return (rc);
77}
78
79static __checkReturn efx_rc_t
80efx_mae_get_outer_rule_caps(
81 __in efx_nic_t *enp,
82 __in unsigned int field_ncaps,
83 __out_ecount(field_ncaps) efx_mae_field_cap_t *field_caps)
84{
85 efx_mcdi_req_t req;
86 EFX_MCDI_DECLARE_BUF(payload,
87 MC_CMD_MAE_GET_OR_CAPS_IN_LEN,
88 MC_CMD_MAE_GET_OR_CAPS_OUT_LENMAX_MCDI2);
89 unsigned int mcdi_field_ncaps;
90 unsigned int i;
91 efx_rc_t rc;
92
93 if (MC_CMD_MAE_GET_OR_CAPS_OUT_LEN(field_ncaps) >
94 MC_CMD_MAE_GET_OR_CAPS_OUT_LENMAX_MCDI2) {
95 rc = EINVAL;
96 goto fail1;
97 }
98
99 req.emr_cmd = MC_CMD_MAE_GET_OR_CAPS;
100 req.emr_in_buf = payload;
101 req.emr_in_length = MC_CMD_MAE_GET_OR_CAPS_IN_LEN;
102 req.emr_out_buf = payload;
103 req.emr_out_length = MC_CMD_MAE_GET_OR_CAPS_OUT_LEN(field_ncaps);
104
105 efx_mcdi_execute(enp, &req);
106
107 if (req.emr_rc != 0) {
108 rc = req.emr_rc;
109 goto fail2;
110 }
111
112 if (req.emr_out_length_used < MC_CMD_MAE_GET_OR_CAPS_OUT_LENMIN) {
113 rc = EMSGSIZE;
114 goto fail3;
115 }
116
117 mcdi_field_ncaps = MCDI_OUT_DWORD(req, MAE_GET_OR_CAPS_OUT_COUNT);
118
119 if (req.emr_out_length_used <
120 MC_CMD_MAE_GET_OR_CAPS_OUT_LEN(mcdi_field_ncaps)) {
121 rc = EMSGSIZE;
122 goto fail4;
123 }
124
125 if (mcdi_field_ncaps > field_ncaps) {
126 rc = EMSGSIZE;
127 goto fail5;
128 }
129
130 for (i = 0; i < mcdi_field_ncaps; ++i) {
131 uint32_t match_flag;
132 uint32_t mask_flag;
133
134 field_caps[i].emfc_support = MCDI_OUT_INDEXED_DWORD_FIELD(req,
135 MAE_GET_OR_CAPS_OUT_FIELD_FLAGS, i,
136 MAE_FIELD_FLAGS_SUPPORT_STATUS);
137
138 match_flag = MCDI_OUT_INDEXED_DWORD_FIELD(req,
139 MAE_GET_OR_CAPS_OUT_FIELD_FLAGS, i,
140 MAE_FIELD_FLAGS_MATCH_AFFECTS_CLASS);
141
142 field_caps[i].emfc_match_affects_class =
143 (match_flag != 0) ? B_TRUE : B_FALSE;
144
145 mask_flag = MCDI_OUT_INDEXED_DWORD_FIELD(req,
146 MAE_GET_OR_CAPS_OUT_FIELD_FLAGS, i,
147 MAE_FIELD_FLAGS_MASK_AFFECTS_CLASS);
148
149 field_caps[i].emfc_mask_affects_class =
150 (mask_flag != 0) ? B_TRUE : B_FALSE;
151 }
152
153 return (0);
154
155fail5:
156 EFSYS_PROBE(fail5);
157fail4:
158 EFSYS_PROBE(fail4);
159fail3:
160 EFSYS_PROBE(fail3);
161fail2:
162 EFSYS_PROBE(fail2);
163fail1:
164 EFSYS_PROBE1(fail1, efx_rc_t, rc);
165 return (rc);
166}
167
168static __checkReturn efx_rc_t
169efx_mae_get_action_rule_caps(
170 __in efx_nic_t *enp,
171 __in unsigned int field_ncaps,
172 __out_ecount(field_ncaps) efx_mae_field_cap_t *field_caps)
173{
174 efx_mcdi_req_t req;
175 EFX_MCDI_DECLARE_BUF(payload,
176 MC_CMD_MAE_GET_AR_CAPS_IN_LEN,
177 MC_CMD_MAE_GET_AR_CAPS_OUT_LENMAX_MCDI2);
178 unsigned int mcdi_field_ncaps;
179 unsigned int i;
180 efx_rc_t rc;
181
182 if (MC_CMD_MAE_GET_AR_CAPS_OUT_LEN(field_ncaps) >
183 MC_CMD_MAE_GET_AR_CAPS_OUT_LENMAX_MCDI2) {
184 rc = EINVAL;
185 goto fail1;
186 }
187
188 req.emr_cmd = MC_CMD_MAE_GET_AR_CAPS;
189 req.emr_in_buf = payload;
190 req.emr_in_length = MC_CMD_MAE_GET_AR_CAPS_IN_LEN;
191 req.emr_out_buf = payload;
192 req.emr_out_length = MC_CMD_MAE_GET_AR_CAPS_OUT_LEN(field_ncaps);
193
194 efx_mcdi_execute(enp, &req);
195
196 if (req.emr_rc != 0) {
197 rc = req.emr_rc;
198 goto fail2;
199 }
200
201 if (req.emr_out_length_used < MC_CMD_MAE_GET_AR_CAPS_OUT_LENMIN) {
202 rc = EMSGSIZE;
203 goto fail3;
204 }
205
206 mcdi_field_ncaps = MCDI_OUT_DWORD(req, MAE_GET_AR_CAPS_OUT_COUNT);
207
208 if (req.emr_out_length_used <
209 MC_CMD_MAE_GET_AR_CAPS_OUT_LEN(mcdi_field_ncaps)) {
210 rc = EMSGSIZE;
211 goto fail4;
212 }
213
214 if (mcdi_field_ncaps > field_ncaps) {
215 rc = EMSGSIZE;
216 goto fail5;
217 }
218
219 for (i = 0; i < mcdi_field_ncaps; ++i) {
220 uint32_t match_flag;
221 uint32_t mask_flag;
222
223 field_caps[i].emfc_support = MCDI_OUT_INDEXED_DWORD_FIELD(req,
224 MAE_GET_AR_CAPS_OUT_FIELD_FLAGS, i,
225 MAE_FIELD_FLAGS_SUPPORT_STATUS);
226
227 match_flag = MCDI_OUT_INDEXED_DWORD_FIELD(req,
228 MAE_GET_AR_CAPS_OUT_FIELD_FLAGS, i,
229 MAE_FIELD_FLAGS_MATCH_AFFECTS_CLASS);
230
231 field_caps[i].emfc_match_affects_class =
232 (match_flag != 0) ? B_TRUE : B_FALSE;
233
234 mask_flag = MCDI_OUT_INDEXED_DWORD_FIELD(req,
235 MAE_GET_AR_CAPS_OUT_FIELD_FLAGS, i,
236 MAE_FIELD_FLAGS_MASK_AFFECTS_CLASS);
237
238 field_caps[i].emfc_mask_affects_class =
239 (mask_flag != 0) ? B_TRUE : B_FALSE;
240 }
241
242 return (0);
243
244fail5:
245 EFSYS_PROBE(fail5);
246fail4:
247 EFSYS_PROBE(fail4);
248fail3:
249 EFSYS_PROBE(fail3);
250fail2:
251 EFSYS_PROBE(fail2);
252fail1:
253 EFSYS_PROBE1(fail1, efx_rc_t, rc);
254 return (rc);
255}
256
257 __checkReturn efx_rc_t
258efx_mae_init(
259 __in efx_nic_t *enp)
260{
261 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
262 efx_mae_field_cap_t *or_fcaps;
263 size_t or_fcaps_size;
264 efx_mae_field_cap_t *ar_fcaps;
265 size_t ar_fcaps_size;
266 efx_mae_t *maep;
267 efx_rc_t rc;
268
269 if (encp->enc_mae_supported == B_FALSE) {
270 rc = ENOTSUP;
271 goto fail1;
272 }
273
274 EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (*maep), maep);
275 if (maep == NULL) {
276 rc = ENOMEM;
277 goto fail2;
278 }
279
280 enp->en_maep = maep;
281
282 rc = efx_mae_get_capabilities(enp);
283 if (rc != 0)
284 goto fail3;
285
286 or_fcaps_size = maep->em_max_nfields * sizeof (*or_fcaps);
287 EFSYS_KMEM_ALLOC(enp->en_esip, or_fcaps_size, or_fcaps);
288 if (or_fcaps == NULL) {
289 rc = ENOMEM;
290 goto fail4;
291 }
292
293 maep->em_outer_rule_field_caps_size = or_fcaps_size;
294 maep->em_outer_rule_field_caps = or_fcaps;
295
296 rc = efx_mae_get_outer_rule_caps(enp, maep->em_max_nfields, or_fcaps);
297 if (rc != 0)
298 goto fail5;
299
300 ar_fcaps_size = maep->em_max_nfields * sizeof (*ar_fcaps);
301 EFSYS_KMEM_ALLOC(enp->en_esip, ar_fcaps_size, ar_fcaps);
302 if (ar_fcaps == NULL) {
303 rc = ENOMEM;
304 goto fail6;
305 }
306
307 maep->em_action_rule_field_caps_size = ar_fcaps_size;
308 maep->em_action_rule_field_caps = ar_fcaps;
309
310 rc = efx_mae_get_action_rule_caps(enp, maep->em_max_nfields, ar_fcaps);
311 if (rc != 0)
312 goto fail7;
313
314 return (0);
315
316fail7:
317 EFSYS_PROBE(fail5);
318 EFSYS_KMEM_FREE(enp->en_esip, ar_fcaps_size, ar_fcaps);
319fail6:
320 EFSYS_PROBE(fail4);
321fail5:
322 EFSYS_PROBE(fail5);
323 EFSYS_KMEM_FREE(enp->en_esip, or_fcaps_size, or_fcaps);
324fail4:
325 EFSYS_PROBE(fail4);
326fail3:
327 EFSYS_PROBE(fail3);
328 EFSYS_KMEM_FREE(enp->en_esip, sizeof (struct efx_mae_s), enp->en_maep);
329 enp->en_maep = NULL;
330fail2:
331 EFSYS_PROBE(fail2);
332fail1:
333 EFSYS_PROBE1(fail1, efx_rc_t, rc);
334 return (rc);
335}
336
337 void
338efx_mae_fini(
339 __in efx_nic_t *enp)
340{
341 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
342 efx_mae_t *maep = enp->en_maep;
343
344 if (encp->enc_mae_supported == B_FALSE)
345 return;
346
347 EFSYS_KMEM_FREE(enp->en_esip, maep->em_action_rule_field_caps_size,
348 maep->em_action_rule_field_caps);
349 EFSYS_KMEM_FREE(enp->en_esip, maep->em_outer_rule_field_caps_size,
350 maep->em_outer_rule_field_caps);
351 EFSYS_KMEM_FREE(enp->en_esip, sizeof (*maep), maep);
352 enp->en_maep = NULL;
353}
354
355 __checkReturn efx_rc_t
356efx_mae_get_limits(
357 __in efx_nic_t *enp,
358 __out efx_mae_limits_t *emlp)
359{
360 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
361 struct efx_mae_s *maep = enp->en_maep;
362 efx_rc_t rc;
363
364 if (encp->enc_mae_supported == B_FALSE) {
365 rc = ENOTSUP;
366 goto fail1;
367 }
368
369 emlp->eml_max_n_outer_prios = maep->em_max_n_outer_prios;
370 emlp->eml_max_n_action_prios = maep->em_max_n_action_prios;
371 emlp->eml_encap_types_supported = maep->em_encap_types_supported;
372 emlp->eml_encap_header_size_limit =
373 MC_CMD_MAE_ENCAP_HEADER_ALLOC_IN_HDR_DATA_MAXNUM_MCDI2;
374
375 return (0);
376
377fail1:
378 EFSYS_PROBE1(fail1, efx_rc_t, rc);
379 return (rc);
380}
381
382 __checkReturn efx_rc_t
383efx_mae_match_spec_init(
384 __in efx_nic_t *enp,
385 __in efx_mae_rule_type_t type,
386 __in uint32_t prio,
387 __out efx_mae_match_spec_t **specp)
388{
389 efx_mae_match_spec_t *spec;
390 efx_rc_t rc;
391
392 switch (type) {
393 case EFX_MAE_RULE_OUTER:
394 break;
395 case EFX_MAE_RULE_ACTION:
396 break;
397 default:
398 rc = ENOTSUP;
399 goto fail1;
400 }
401
402 EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (*spec), spec);
403 if (spec == NULL) {
404 rc = ENOMEM;
405 goto fail2;
406 }
407
408 spec->emms_type = type;
409 spec->emms_prio = prio;
410
411 *specp = spec;
412
413 return (0);
414
415fail2:
416 EFSYS_PROBE(fail2);
417fail1:
418 EFSYS_PROBE1(fail1, efx_rc_t, rc);
419 return (rc);
420}
421
422 void
423efx_mae_match_spec_fini(
424 __in efx_nic_t *enp,
425 __in efx_mae_match_spec_t *spec)
426{
427 EFSYS_KMEM_FREE(enp->en_esip, sizeof (*spec), spec);
428}
429
430
431typedef enum efx_mae_field_cap_id_e {
432 EFX_MAE_FIELD_ID_INGRESS_MPORT_SELECTOR = MAE_FIELD_INGRESS_PORT,
433 EFX_MAE_FIELD_ID_ETHER_TYPE_BE = MAE_FIELD_ETHER_TYPE,
434 EFX_MAE_FIELD_ID_ETH_SADDR_BE = MAE_FIELD_ETH_SADDR,
435 EFX_MAE_FIELD_ID_ETH_DADDR_BE = MAE_FIELD_ETH_DADDR,
436 EFX_MAE_FIELD_ID_VLAN0_TCI_BE = MAE_FIELD_VLAN0_TCI,
437 EFX_MAE_FIELD_ID_VLAN0_PROTO_BE = MAE_FIELD_VLAN0_PROTO,
438 EFX_MAE_FIELD_ID_VLAN1_TCI_BE = MAE_FIELD_VLAN1_TCI,
439 EFX_MAE_FIELD_ID_VLAN1_PROTO_BE = MAE_FIELD_VLAN1_PROTO,
440 EFX_MAE_FIELD_ID_SRC_IP4_BE = MAE_FIELD_SRC_IP4,
441 EFX_MAE_FIELD_ID_DST_IP4_BE = MAE_FIELD_DST_IP4,
442 EFX_MAE_FIELD_ID_IP_PROTO = MAE_FIELD_IP_PROTO,
443 EFX_MAE_FIELD_ID_IP_TOS = MAE_FIELD_IP_TOS,
444 EFX_MAE_FIELD_ID_IP_TTL = MAE_FIELD_IP_TTL,
445 EFX_MAE_FIELD_ID_SRC_IP6_BE = MAE_FIELD_SRC_IP6,
446 EFX_MAE_FIELD_ID_DST_IP6_BE = MAE_FIELD_DST_IP6,
447 EFX_MAE_FIELD_ID_L4_SPORT_BE = MAE_FIELD_L4_SPORT,
448 EFX_MAE_FIELD_ID_L4_DPORT_BE = MAE_FIELD_L4_DPORT,
449 EFX_MAE_FIELD_ID_TCP_FLAGS_BE = MAE_FIELD_TCP_FLAGS,
450 EFX_MAE_FIELD_ID_ENC_ETHER_TYPE_BE = MAE_FIELD_ENC_ETHER_TYPE,
451 EFX_MAE_FIELD_ID_ENC_ETH_SADDR_BE = MAE_FIELD_ENC_ETH_SADDR,
452 EFX_MAE_FIELD_ID_ENC_ETH_DADDR_BE = MAE_FIELD_ENC_ETH_DADDR,
453 EFX_MAE_FIELD_ID_ENC_VLAN0_TCI_BE = MAE_FIELD_ENC_VLAN0_TCI,
454 EFX_MAE_FIELD_ID_ENC_VLAN0_PROTO_BE = MAE_FIELD_ENC_VLAN0_PROTO,
455 EFX_MAE_FIELD_ID_ENC_VLAN1_TCI_BE = MAE_FIELD_ENC_VLAN1_TCI,
456 EFX_MAE_FIELD_ID_ENC_VLAN1_PROTO_BE = MAE_FIELD_ENC_VLAN1_PROTO,
457 EFX_MAE_FIELD_ID_ENC_SRC_IP4_BE = MAE_FIELD_ENC_SRC_IP4,
458 EFX_MAE_FIELD_ID_ENC_DST_IP4_BE = MAE_FIELD_ENC_DST_IP4,
459 EFX_MAE_FIELD_ID_ENC_IP_PROTO = MAE_FIELD_ENC_IP_PROTO,
460 EFX_MAE_FIELD_ID_ENC_IP_TOS = MAE_FIELD_ENC_IP_TOS,
461 EFX_MAE_FIELD_ID_ENC_IP_TTL = MAE_FIELD_ENC_IP_TTL,
462 EFX_MAE_FIELD_ID_ENC_SRC_IP6_BE = MAE_FIELD_ENC_SRC_IP6,
463 EFX_MAE_FIELD_ID_ENC_DST_IP6_BE = MAE_FIELD_ENC_DST_IP6,
464 EFX_MAE_FIELD_ID_ENC_L4_SPORT_BE = MAE_FIELD_ENC_L4_SPORT,
465 EFX_MAE_FIELD_ID_ENC_L4_DPORT_BE = MAE_FIELD_ENC_L4_DPORT,
466 EFX_MAE_FIELD_ID_ENC_VNET_ID_BE = MAE_FIELD_ENC_VNET_ID,
467 EFX_MAE_FIELD_ID_OUTER_RULE_ID = MAE_FIELD_OUTER_RULE_ID,
468
469 EFX_MAE_FIELD_CAP_NIDS
470} efx_mae_field_cap_id_t;
471
472typedef enum efx_mae_field_endianness_e {
473 EFX_MAE_FIELD_LE = 0,
474 EFX_MAE_FIELD_BE,
475
476 EFX_MAE_FIELD_ENDIANNESS_NTYPES
477} efx_mae_field_endianness_t;
478
479
480
481
482
483
484
485
486
487
488
489typedef struct efx_mae_mv_desc_s {
490 efx_mae_field_cap_id_t emmd_field_cap_id;
491
492 size_t emmd_value_size;
493 size_t emmd_value_offset;
494 size_t emmd_mask_size;
495 size_t emmd_mask_offset;
496
497
498
499
500
501 size_t emmd_alt_mask_size;
502 size_t emmd_alt_mask_offset;
503
504
505 efx_mae_field_endianness_t emmd_endianness;
506} efx_mae_mv_desc_t;
507
508
509static const efx_mae_mv_desc_t __efx_mae_action_rule_mv_desc_set[] = {
510#define EFX_MAE_MV_DESC(_name, _endianness) \
511 [EFX_MAE_FIELD_##_name] = \
512 { \
513 EFX_MAE_FIELD_ID_##_name, \
514 MAE_FIELD_MASK_VALUE_PAIRS_##_name##_LEN, \
515 MAE_FIELD_MASK_VALUE_PAIRS_##_name##_OFST, \
516 MAE_FIELD_MASK_VALUE_PAIRS_##_name##_MASK_LEN, \
517 MAE_FIELD_MASK_VALUE_PAIRS_##_name##_MASK_OFST, \
518 0, 0 , \
519 _endianness \
520 }
521
522 EFX_MAE_MV_DESC(INGRESS_MPORT_SELECTOR, EFX_MAE_FIELD_LE),
523 EFX_MAE_MV_DESC(ETHER_TYPE_BE, EFX_MAE_FIELD_BE),
524 EFX_MAE_MV_DESC(ETH_SADDR_BE, EFX_MAE_FIELD_BE),
525 EFX_MAE_MV_DESC(ETH_DADDR_BE, EFX_MAE_FIELD_BE),
526 EFX_MAE_MV_DESC(VLAN0_TCI_BE, EFX_MAE_FIELD_BE),
527 EFX_MAE_MV_DESC(VLAN0_PROTO_BE, EFX_MAE_FIELD_BE),
528 EFX_MAE_MV_DESC(VLAN1_TCI_BE, EFX_MAE_FIELD_BE),
529 EFX_MAE_MV_DESC(VLAN1_PROTO_BE, EFX_MAE_FIELD_BE),
530 EFX_MAE_MV_DESC(SRC_IP4_BE, EFX_MAE_FIELD_BE),
531 EFX_MAE_MV_DESC(DST_IP4_BE, EFX_MAE_FIELD_BE),
532 EFX_MAE_MV_DESC(IP_PROTO, EFX_MAE_FIELD_BE),
533 EFX_MAE_MV_DESC(IP_TOS, EFX_MAE_FIELD_BE),
534 EFX_MAE_MV_DESC(IP_TTL, EFX_MAE_FIELD_BE),
535 EFX_MAE_MV_DESC(SRC_IP6_BE, EFX_MAE_FIELD_BE),
536 EFX_MAE_MV_DESC(DST_IP6_BE, EFX_MAE_FIELD_BE),
537 EFX_MAE_MV_DESC(L4_SPORT_BE, EFX_MAE_FIELD_BE),
538 EFX_MAE_MV_DESC(L4_DPORT_BE, EFX_MAE_FIELD_BE),
539 EFX_MAE_MV_DESC(TCP_FLAGS_BE, EFX_MAE_FIELD_BE),
540 EFX_MAE_MV_DESC(ENC_VNET_ID_BE, EFX_MAE_FIELD_BE),
541 EFX_MAE_MV_DESC(OUTER_RULE_ID, EFX_MAE_FIELD_LE),
542
543#undef EFX_MAE_MV_DESC
544};
545
546
547static const efx_mae_mv_desc_t __efx_mae_outer_rule_mv_desc_set[] = {
548#define EFX_MAE_MV_DESC(_name, _endianness) \
549 [EFX_MAE_FIELD_##_name] = \
550 { \
551 EFX_MAE_FIELD_ID_##_name, \
552 MAE_ENC_FIELD_PAIRS_##_name##_LEN, \
553 MAE_ENC_FIELD_PAIRS_##_name##_OFST, \
554 MAE_ENC_FIELD_PAIRS_##_name##_MASK_LEN, \
555 MAE_ENC_FIELD_PAIRS_##_name##_MASK_OFST, \
556 0, 0 , \
557 _endianness \
558 }
559
560
561#define EFX_MAE_MV_DESC_ALT(_name, _alt_name, _endianness) \
562 [EFX_MAE_FIELD_##_name] = \
563 { \
564 EFX_MAE_FIELD_ID_##_name, \
565 MAE_ENC_FIELD_PAIRS_##_name##_LEN, \
566 MAE_ENC_FIELD_PAIRS_##_name##_OFST, \
567 MAE_ENC_FIELD_PAIRS_##_name##_MASK_LEN, \
568 MAE_ENC_FIELD_PAIRS_##_name##_MASK_OFST, \
569 MAE_ENC_FIELD_PAIRS_##_alt_name##_MASK_LEN, \
570 MAE_ENC_FIELD_PAIRS_##_alt_name##_MASK_OFST, \
571 _endianness \
572 }
573
574 EFX_MAE_MV_DESC(INGRESS_MPORT_SELECTOR, EFX_MAE_FIELD_LE),
575 EFX_MAE_MV_DESC(ENC_ETHER_TYPE_BE, EFX_MAE_FIELD_BE),
576 EFX_MAE_MV_DESC(ENC_ETH_SADDR_BE, EFX_MAE_FIELD_BE),
577 EFX_MAE_MV_DESC(ENC_ETH_DADDR_BE, EFX_MAE_FIELD_BE),
578 EFX_MAE_MV_DESC(ENC_VLAN0_TCI_BE, EFX_MAE_FIELD_BE),
579 EFX_MAE_MV_DESC(ENC_VLAN0_PROTO_BE, EFX_MAE_FIELD_BE),
580 EFX_MAE_MV_DESC(ENC_VLAN1_TCI_BE, EFX_MAE_FIELD_BE),
581 EFX_MAE_MV_DESC(ENC_VLAN1_PROTO_BE, EFX_MAE_FIELD_BE),
582 EFX_MAE_MV_DESC_ALT(ENC_SRC_IP4_BE, ENC_SRC_IP6_BE, EFX_MAE_FIELD_BE),
583 EFX_MAE_MV_DESC_ALT(ENC_DST_IP4_BE, ENC_DST_IP6_BE, EFX_MAE_FIELD_BE),
584 EFX_MAE_MV_DESC(ENC_IP_PROTO, EFX_MAE_FIELD_BE),
585 EFX_MAE_MV_DESC(ENC_IP_TOS, EFX_MAE_FIELD_BE),
586 EFX_MAE_MV_DESC(ENC_IP_TTL, EFX_MAE_FIELD_BE),
587 EFX_MAE_MV_DESC_ALT(ENC_SRC_IP6_BE, ENC_SRC_IP4_BE, EFX_MAE_FIELD_BE),
588 EFX_MAE_MV_DESC_ALT(ENC_DST_IP6_BE, ENC_DST_IP4_BE, EFX_MAE_FIELD_BE),
589 EFX_MAE_MV_DESC(ENC_L4_SPORT_BE, EFX_MAE_FIELD_BE),
590 EFX_MAE_MV_DESC(ENC_L4_DPORT_BE, EFX_MAE_FIELD_BE),
591
592#undef EFX_MAE_MV_DESC_ALT
593#undef EFX_MAE_MV_DESC
594};
595
596 __checkReturn efx_rc_t
597efx_mae_mport_by_phy_port(
598 __in uint32_t phy_port,
599 __out efx_mport_sel_t *mportp)
600{
601 efx_dword_t dword;
602 efx_rc_t rc;
603
604 if (phy_port > EFX_MASK32(MAE_MPORT_SELECTOR_PPORT_ID)) {
605 rc = EINVAL;
606 goto fail1;
607 }
608
609 EFX_POPULATE_DWORD_2(dword,
610 MAE_MPORT_SELECTOR_TYPE, MAE_MPORT_SELECTOR_TYPE_PPORT,
611 MAE_MPORT_SELECTOR_PPORT_ID, phy_port);
612
613 memset(mportp, 0, sizeof (*mportp));
614
615
616
617
618
619
620 mportp->sel = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
621
622 return (0);
623
624fail1:
625 EFSYS_PROBE1(fail1, efx_rc_t, rc);
626 return (rc);
627}
628
629 __checkReturn efx_rc_t
630efx_mae_mport_by_pcie_function(
631 __in uint32_t pf,
632 __in uint32_t vf,
633 __out efx_mport_sel_t *mportp)
634{
635 efx_dword_t dword;
636 efx_rc_t rc;
637
638 EFX_STATIC_ASSERT(EFX_PCI_VF_INVALID ==
639 MAE_MPORT_SELECTOR_FUNC_VF_ID_NULL);
640
641 if (pf > EFX_MASK32(MAE_MPORT_SELECTOR_FUNC_PF_ID)) {
642 rc = EINVAL;
643 goto fail1;
644 }
645
646 if (vf > EFX_MASK32(MAE_MPORT_SELECTOR_FUNC_VF_ID)) {
647 rc = EINVAL;
648 goto fail2;
649 }
650
651 EFX_POPULATE_DWORD_3(dword,
652 MAE_MPORT_SELECTOR_TYPE, MAE_MPORT_SELECTOR_TYPE_FUNC,
653 MAE_MPORT_SELECTOR_FUNC_PF_ID, pf,
654 MAE_MPORT_SELECTOR_FUNC_VF_ID, vf);
655
656 memset(mportp, 0, sizeof (*mportp));
657
658
659
660
661
662
663 mportp->sel = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
664
665 return (0);
666
667fail2:
668 EFSYS_PROBE(fail2);
669fail1:
670 EFSYS_PROBE1(fail1, efx_rc_t, rc);
671 return (rc);
672}
673
674 __checkReturn efx_rc_t
675efx_mae_match_spec_field_set(
676 __in efx_mae_match_spec_t *spec,
677 __in efx_mae_field_id_t field_id,
678 __in size_t value_size,
679 __in_bcount(value_size) const uint8_t *value,
680 __in size_t mask_size,
681 __in_bcount(mask_size) const uint8_t *mask)
682{
683 const efx_mae_mv_desc_t *descp;
684 unsigned int desc_set_nentries;
685 uint8_t *mvp;
686 efx_rc_t rc;
687
688 switch (spec->emms_type) {
689 case EFX_MAE_RULE_OUTER:
690 desc_set_nentries =
691 EFX_ARRAY_SIZE(__efx_mae_outer_rule_mv_desc_set);
692 descp = &__efx_mae_outer_rule_mv_desc_set[field_id];
693 mvp = spec->emms_mask_value_pairs.outer;
694 break;
695 case EFX_MAE_RULE_ACTION:
696 desc_set_nentries =
697 EFX_ARRAY_SIZE(__efx_mae_action_rule_mv_desc_set);
698 descp = &__efx_mae_action_rule_mv_desc_set[field_id];
699 mvp = spec->emms_mask_value_pairs.action;
700 break;
701 default:
702 rc = ENOTSUP;
703 goto fail1;
704 }
705
706 if ((unsigned int)field_id >= desc_set_nentries) {
707 rc = EINVAL;
708 goto fail2;
709 }
710
711 if (descp->emmd_mask_size == 0) {
712
713 rc = EINVAL;
714 goto fail3;
715 }
716
717 if (value_size != descp->emmd_value_size) {
718 rc = EINVAL;
719 goto fail4;
720 }
721
722 if (mask_size != descp->emmd_mask_size) {
723 rc = EINVAL;
724 goto fail5;
725 }
726
727 if (descp->emmd_endianness == EFX_MAE_FIELD_BE) {
728 unsigned int i;
729
730
731
732
733
734
735 EFSYS_ASSERT3U(value_size, ==, mask_size);
736
737 for (i = 0; i < value_size; ++i) {
738 uint8_t *v_bytep = mvp + descp->emmd_value_offset + i;
739 uint8_t *m_bytep = mvp + descp->emmd_mask_offset + i;
740
741
742
743
744
745
746
747
748
749
750
751 *v_bytep = value[i] & mask[i];
752 *m_bytep = mask[i];
753 }
754 } else {
755 efx_dword_t dword;
756
757
758
759
760
761 switch (value_size) {
762 case 4:
763 EFX_POPULATE_DWORD_1(dword,
764 EFX_DWORD_0, *(const uint32_t *)value);
765
766 memcpy(mvp + descp->emmd_value_offset,
767 &dword, sizeof (dword));
768 break;
769 default:
770 EFSYS_ASSERT(B_FALSE);
771 }
772
773 switch (mask_size) {
774 case 4:
775 EFX_POPULATE_DWORD_1(dword,
776 EFX_DWORD_0, *(const uint32_t *)mask);
777
778 memcpy(mvp + descp->emmd_mask_offset,
779 &dword, sizeof (dword));
780 break;
781 default:
782 EFSYS_ASSERT(B_FALSE);
783 }
784 }
785
786 return (0);
787
788fail5:
789 EFSYS_PROBE(fail5);
790fail4:
791 EFSYS_PROBE(fail4);
792fail3:
793 EFSYS_PROBE(fail3);
794fail2:
795 EFSYS_PROBE(fail2);
796fail1:
797 EFSYS_PROBE1(fail1, efx_rc_t, rc);
798 return (rc);
799}
800
801 __checkReturn efx_rc_t
802efx_mae_match_spec_mport_set(
803 __in efx_mae_match_spec_t *spec,
804 __in const efx_mport_sel_t *valuep,
805 __in_opt const efx_mport_sel_t *maskp)
806{
807 uint32_t full_mask = UINT32_MAX;
808 const uint8_t *vp;
809 const uint8_t *mp;
810 efx_rc_t rc;
811
812 if (valuep == NULL) {
813 rc = EINVAL;
814 goto fail1;
815 }
816
817 vp = (const uint8_t *)&valuep->sel;
818 if (maskp != NULL)
819 mp = (const uint8_t *)&maskp->sel;
820 else
821 mp = (const uint8_t *)&full_mask;
822
823 rc = efx_mae_match_spec_field_set(spec,
824 EFX_MAE_FIELD_INGRESS_MPORT_SELECTOR,
825 sizeof (valuep->sel), vp, sizeof (maskp->sel), mp);
826 if (rc != 0)
827 goto fail2;
828
829 return (0);
830
831fail2:
832 EFSYS_PROBE(fail2);
833fail1:
834 EFSYS_PROBE1(fail1, efx_rc_t, rc);
835 return (rc);
836}
837
838 __checkReturn boolean_t
839efx_mae_match_specs_equal(
840 __in const efx_mae_match_spec_t *left,
841 __in const efx_mae_match_spec_t *right)
842{
843 return ((memcmp(left, right, sizeof (*left)) == 0) ? B_TRUE : B_FALSE);
844}
845
846#define EFX_MASK_BIT_IS_SET(_mask, _mask_page_nbits, _bit) \
847 ((_mask)[(_bit) / (_mask_page_nbits)] & \
848 (1ULL << ((_bit) & ((_mask_page_nbits) - 1))))
849
850static boolean_t
851efx_mask_is_prefix(
852 __in size_t mask_nbytes,
853 __in_bcount(mask_nbytes) const uint8_t *maskp)
854{
855 boolean_t prev_bit_is_set = B_TRUE;
856 unsigned int i;
857
858 for (i = 0; i < 8 * mask_nbytes; ++i) {
859 boolean_t bit_is_set = EFX_MASK_BIT_IS_SET(maskp, 8, i);
860
861 if (!prev_bit_is_set && bit_is_set)
862 return B_FALSE;
863
864 prev_bit_is_set = bit_is_set;
865 }
866
867 return B_TRUE;
868}
869
870static boolean_t
871efx_mask_is_all_ones(
872 __in size_t mask_nbytes,
873 __in_bcount(mask_nbytes) const uint8_t *maskp)
874{
875 unsigned int i;
876 uint8_t t = ~0;
877
878 for (i = 0; i < mask_nbytes; ++i)
879 t &= maskp[i];
880
881 return (t == (uint8_t)(~0));
882}
883
884static boolean_t
885efx_mask_is_all_zeros(
886 __in size_t mask_nbytes,
887 __in_bcount(mask_nbytes) const uint8_t *maskp)
888{
889 unsigned int i;
890 uint8_t t = 0;
891
892 for (i = 0; i < mask_nbytes; ++i)
893 t |= maskp[i];
894
895 return (t == 0);
896}
897
898 __checkReturn boolean_t
899efx_mae_match_spec_is_valid(
900 __in efx_nic_t *enp,
901 __in const efx_mae_match_spec_t *spec)
902{
903 efx_mae_t *maep = enp->en_maep;
904 unsigned int field_ncaps = maep->em_max_nfields;
905 const efx_mae_field_cap_t *field_caps;
906 const efx_mae_mv_desc_t *desc_setp;
907 unsigned int desc_set_nentries;
908 boolean_t is_valid = B_TRUE;
909 efx_mae_field_id_t field_id;
910 const uint8_t *mvp;
911
912 switch (spec->emms_type) {
913 case EFX_MAE_RULE_OUTER:
914 field_caps = maep->em_outer_rule_field_caps;
915 desc_setp = __efx_mae_outer_rule_mv_desc_set;
916 desc_set_nentries =
917 EFX_ARRAY_SIZE(__efx_mae_outer_rule_mv_desc_set);
918 mvp = spec->emms_mask_value_pairs.outer;
919 break;
920 case EFX_MAE_RULE_ACTION:
921 field_caps = maep->em_action_rule_field_caps;
922 desc_setp = __efx_mae_action_rule_mv_desc_set;
923 desc_set_nentries =
924 EFX_ARRAY_SIZE(__efx_mae_action_rule_mv_desc_set);
925 mvp = spec->emms_mask_value_pairs.action;
926 break;
927 default:
928 return (B_FALSE);
929 }
930
931 if (field_caps == NULL)
932 return (B_FALSE);
933
934 for (field_id = 0; (unsigned int)field_id < desc_set_nentries;
935 ++field_id) {
936 const efx_mae_mv_desc_t *descp = &desc_setp[field_id];
937 efx_mae_field_cap_id_t field_cap_id = descp->emmd_field_cap_id;
938 const uint8_t *alt_m_buf = mvp + descp->emmd_alt_mask_offset;
939 const uint8_t *m_buf = mvp + descp->emmd_mask_offset;
940 size_t alt_m_size = descp->emmd_alt_mask_size;
941 size_t m_size = descp->emmd_mask_size;
942
943 if (m_size == 0)
944 continue;
945
946 if ((unsigned int)field_cap_id >= field_ncaps) {
947
948
949
950
951 is_valid = efx_mask_is_all_zeros(m_size, m_buf);
952 if (is_valid != B_FALSE)
953 continue;
954 else
955 break;
956 }
957
958 switch (field_caps[field_cap_id].emfc_support) {
959 case MAE_FIELD_SUPPORTED_MATCH_MASK:
960 is_valid = B_TRUE;
961 break;
962 case MAE_FIELD_SUPPORTED_MATCH_PREFIX:
963 is_valid = efx_mask_is_prefix(m_size, m_buf);
964 break;
965 case MAE_FIELD_SUPPORTED_MATCH_OPTIONAL:
966 is_valid = (efx_mask_is_all_ones(m_size, m_buf) ||
967 efx_mask_is_all_zeros(m_size, m_buf));
968 break;
969 case MAE_FIELD_SUPPORTED_MATCH_ALWAYS:
970 is_valid = efx_mask_is_all_ones(m_size, m_buf);
971
972 if ((is_valid == B_FALSE) && (alt_m_size != 0)) {
973
974
975
976
977
978
979
980
981 is_valid = efx_mask_is_all_ones(alt_m_size,
982 alt_m_buf);
983 }
984 break;
985 case MAE_FIELD_SUPPORTED_MATCH_NEVER:
986 case MAE_FIELD_UNSUPPORTED:
987 default:
988 is_valid = efx_mask_is_all_zeros(m_size, m_buf);
989 break;
990 }
991
992 if (is_valid == B_FALSE)
993 break;
994 }
995
996 return (is_valid);
997}
998
999 __checkReturn efx_rc_t
1000efx_mae_action_set_spec_init(
1001 __in efx_nic_t *enp,
1002 __out efx_mae_actions_t **specp)
1003{
1004 efx_mae_actions_t *spec;
1005 efx_rc_t rc;
1006
1007 EFSYS_KMEM_ALLOC(enp->en_esip, sizeof (*spec), spec);
1008 if (spec == NULL) {
1009 rc = ENOMEM;
1010 goto fail1;
1011 }
1012
1013 spec->ema_rsrc.emar_eh_id.id = EFX_MAE_RSRC_ID_INVALID;
1014
1015 *specp = spec;
1016
1017 return (0);
1018
1019fail1:
1020 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1021 return (rc);
1022}
1023
1024 void
1025efx_mae_action_set_spec_fini(
1026 __in efx_nic_t *enp,
1027 __in efx_mae_actions_t *spec)
1028{
1029 EFSYS_KMEM_FREE(enp->en_esip, sizeof (*spec), spec);
1030}
1031
1032static __checkReturn efx_rc_t
1033efx_mae_action_set_add_decap(
1034 __in efx_mae_actions_t *spec,
1035 __in size_t arg_size,
1036 __in_bcount(arg_size) const uint8_t *arg)
1037{
1038 efx_rc_t rc;
1039
1040 _NOTE(ARGUNUSED(spec))
1041
1042 if (arg_size != 0) {
1043 rc = EINVAL;
1044 goto fail1;
1045 }
1046
1047 if (arg != NULL) {
1048 rc = EINVAL;
1049 goto fail2;
1050 }
1051
1052
1053
1054 return (0);
1055
1056fail2:
1057 EFSYS_PROBE(fail2);
1058fail1:
1059 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1060 return (rc);
1061}
1062
1063static __checkReturn efx_rc_t
1064efx_mae_action_set_add_vlan_pop(
1065 __in efx_mae_actions_t *spec,
1066 __in size_t arg_size,
1067 __in_bcount(arg_size) const uint8_t *arg)
1068{
1069 efx_rc_t rc;
1070
1071 if (arg_size != 0) {
1072 rc = EINVAL;
1073 goto fail1;
1074 }
1075
1076 if (arg != NULL) {
1077 rc = EINVAL;
1078 goto fail2;
1079 }
1080
1081 if (spec->ema_n_vlan_tags_to_pop == EFX_MAE_VLAN_POP_MAX_NTAGS) {
1082 rc = ENOTSUP;
1083 goto fail3;
1084 }
1085
1086 ++spec->ema_n_vlan_tags_to_pop;
1087
1088 return (0);
1089
1090fail3:
1091 EFSYS_PROBE(fail3);
1092fail2:
1093 EFSYS_PROBE(fail2);
1094fail1:
1095 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1096 return (rc);
1097}
1098
1099static __checkReturn efx_rc_t
1100efx_mae_action_set_add_vlan_push(
1101 __in efx_mae_actions_t *spec,
1102 __in size_t arg_size,
1103 __in_bcount(arg_size) const uint8_t *arg)
1104{
1105 unsigned int n_tags = spec->ema_n_vlan_tags_to_push;
1106 efx_rc_t rc;
1107
1108 if (arg_size != sizeof (*spec->ema_vlan_push_descs)) {
1109 rc = EINVAL;
1110 goto fail1;
1111 }
1112
1113 if (arg == NULL) {
1114 rc = EINVAL;
1115 goto fail2;
1116 }
1117
1118 if (n_tags == EFX_MAE_VLAN_PUSH_MAX_NTAGS) {
1119 rc = ENOTSUP;
1120 goto fail3;
1121 }
1122
1123 memcpy(&spec->ema_vlan_push_descs[n_tags], arg, arg_size);
1124 ++(spec->ema_n_vlan_tags_to_push);
1125
1126 return (0);
1127
1128fail3:
1129 EFSYS_PROBE(fail3);
1130fail2:
1131 EFSYS_PROBE(fail2);
1132fail1:
1133 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1134 return (rc);
1135}
1136
1137static __checkReturn efx_rc_t
1138efx_mae_action_set_add_encap(
1139 __in efx_mae_actions_t *spec,
1140 __in size_t arg_size,
1141 __in_bcount(arg_size) const uint8_t *arg)
1142{
1143 efx_rc_t rc;
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156 spec->ema_rsrc.emar_eh_id.id = EFX_MAE_RSRC_ID_INVALID;
1157
1158
1159
1160
1161
1162 if (arg_size != 0) {
1163 rc = EINVAL;
1164 goto fail1;
1165 }
1166
1167 if (arg != NULL) {
1168 rc = EINVAL;
1169 goto fail2;
1170 }
1171
1172 return (0);
1173
1174fail2:
1175 EFSYS_PROBE(fail2);
1176fail1:
1177 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1178 return (rc);
1179}
1180
1181static __checkReturn efx_rc_t
1182efx_mae_action_set_add_flag(
1183 __in efx_mae_actions_t *spec,
1184 __in size_t arg_size,
1185 __in_bcount(arg_size) const uint8_t *arg)
1186{
1187 efx_rc_t rc;
1188
1189 _NOTE(ARGUNUSED(spec))
1190
1191 if (arg_size != 0) {
1192 rc = EINVAL;
1193 goto fail1;
1194 }
1195
1196 if (arg != NULL) {
1197 rc = EINVAL;
1198 goto fail2;
1199 }
1200
1201
1202
1203 return (0);
1204
1205fail2:
1206 EFSYS_PROBE(fail2);
1207fail1:
1208 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1209 return (rc);
1210}
1211
1212static __checkReturn efx_rc_t
1213efx_mae_action_set_add_mark(
1214 __in efx_mae_actions_t *spec,
1215 __in size_t arg_size,
1216 __in_bcount(arg_size) const uint8_t *arg)
1217{
1218 efx_rc_t rc;
1219
1220 if (arg_size != sizeof (spec->ema_mark_value)) {
1221 rc = EINVAL;
1222 goto fail1;
1223 }
1224
1225 if (arg == NULL) {
1226 rc = EINVAL;
1227 goto fail2;
1228 }
1229
1230 memcpy(&spec->ema_mark_value, arg, arg_size);
1231
1232 return (0);
1233
1234fail2:
1235 EFSYS_PROBE(fail2);
1236fail1:
1237 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1238 return (rc);
1239}
1240
1241static __checkReturn efx_rc_t
1242efx_mae_action_set_add_deliver(
1243 __in efx_mae_actions_t *spec,
1244 __in size_t arg_size,
1245 __in_bcount(arg_size) const uint8_t *arg)
1246{
1247 efx_rc_t rc;
1248
1249 if (arg_size != sizeof (spec->ema_deliver_mport)) {
1250 rc = EINVAL;
1251 goto fail1;
1252 }
1253
1254 if (arg == NULL) {
1255 rc = EINVAL;
1256 goto fail2;
1257 }
1258
1259 memcpy(&spec->ema_deliver_mport, arg, arg_size);
1260
1261 return (0);
1262
1263fail2:
1264 EFSYS_PROBE(fail2);
1265fail1:
1266 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1267 return (rc);
1268}
1269
1270typedef struct efx_mae_action_desc_s {
1271
1272 efx_rc_t (*emad_add)(efx_mae_actions_t *,
1273 size_t, const uint8_t *);
1274} efx_mae_action_desc_t;
1275
1276static const efx_mae_action_desc_t efx_mae_actions[EFX_MAE_NACTIONS] = {
1277 [EFX_MAE_ACTION_DECAP] = {
1278 .emad_add = efx_mae_action_set_add_decap
1279 },
1280 [EFX_MAE_ACTION_VLAN_POP] = {
1281 .emad_add = efx_mae_action_set_add_vlan_pop
1282 },
1283 [EFX_MAE_ACTION_VLAN_PUSH] = {
1284 .emad_add = efx_mae_action_set_add_vlan_push
1285 },
1286 [EFX_MAE_ACTION_ENCAP] = {
1287 .emad_add = efx_mae_action_set_add_encap
1288 },
1289 [EFX_MAE_ACTION_FLAG] = {
1290 .emad_add = efx_mae_action_set_add_flag
1291 },
1292 [EFX_MAE_ACTION_MARK] = {
1293 .emad_add = efx_mae_action_set_add_mark
1294 },
1295 [EFX_MAE_ACTION_DELIVER] = {
1296 .emad_add = efx_mae_action_set_add_deliver
1297 }
1298};
1299
1300static const uint32_t efx_mae_action_ordered_map =
1301 (1U << EFX_MAE_ACTION_DECAP) |
1302 (1U << EFX_MAE_ACTION_VLAN_POP) |
1303 (1U << EFX_MAE_ACTION_VLAN_PUSH) |
1304 (1U << EFX_MAE_ACTION_ENCAP) |
1305 (1U << EFX_MAE_ACTION_FLAG) |
1306 (1U << EFX_MAE_ACTION_MARK) |
1307 (1U << EFX_MAE_ACTION_DELIVER);
1308
1309
1310
1311
1312
1313
1314static const uint32_t efx_mae_action_nonstrict_map =
1315 (1U << EFX_MAE_ACTION_FLAG) |
1316 (1U << EFX_MAE_ACTION_MARK);
1317
1318static const uint32_t efx_mae_action_repeat_map =
1319 (1U << EFX_MAE_ACTION_VLAN_POP) |
1320 (1U << EFX_MAE_ACTION_VLAN_PUSH);
1321
1322
1323
1324
1325
1326
1327
1328static __checkReturn efx_rc_t
1329efx_mae_action_set_spec_populate(
1330 __in efx_mae_actions_t *spec,
1331 __in efx_mae_action_t type,
1332 __in size_t arg_size,
1333 __in_bcount(arg_size) const uint8_t *arg)
1334{
1335 uint32_t action_mask;
1336 efx_rc_t rc;
1337
1338 EFX_STATIC_ASSERT(EFX_MAE_NACTIONS <=
1339 (sizeof (efx_mae_action_ordered_map) * 8));
1340 EFX_STATIC_ASSERT(EFX_MAE_NACTIONS <=
1341 (sizeof (efx_mae_action_repeat_map) * 8));
1342
1343 EFX_STATIC_ASSERT(EFX_MAE_ACTION_DELIVER + 1 == EFX_MAE_NACTIONS);
1344 EFX_STATIC_ASSERT(EFX_MAE_ACTION_FLAG + 1 == EFX_MAE_ACTION_MARK);
1345 EFX_STATIC_ASSERT(EFX_MAE_ACTION_MARK + 1 == EFX_MAE_ACTION_DELIVER);
1346
1347 if (type >= EFX_ARRAY_SIZE(efx_mae_actions)) {
1348 rc = EINVAL;
1349 goto fail1;
1350 }
1351
1352 action_mask = (1U << type);
1353
1354 if ((spec->ema_actions & action_mask) != 0) {
1355
1356 if ((efx_mae_action_repeat_map & action_mask) == 0) {
1357
1358 rc = ENOTSUP;
1359 goto fail2;
1360 }
1361 }
1362
1363 if ((efx_mae_action_ordered_map & action_mask) != 0) {
1364 uint32_t strict_ordered_map =
1365 efx_mae_action_ordered_map & ~efx_mae_action_nonstrict_map;
1366 uint32_t later_actions_mask =
1367 strict_ordered_map & ~(action_mask | (action_mask - 1));
1368
1369 if ((spec->ema_actions & later_actions_mask) != 0) {
1370
1371 rc = ENOTSUP;
1372 goto fail3;
1373 }
1374 }
1375
1376 if (efx_mae_actions[type].emad_add != NULL) {
1377 rc = efx_mae_actions[type].emad_add(spec, arg_size, arg);
1378 if (rc != 0)
1379 goto fail4;
1380 }
1381
1382 spec->ema_actions |= action_mask;
1383
1384 return (0);
1385
1386fail4:
1387 EFSYS_PROBE(fail4);
1388fail3:
1389 EFSYS_PROBE(fail3);
1390fail2:
1391 EFSYS_PROBE(fail2);
1392fail1:
1393 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1394 return (rc);
1395}
1396
1397 __checkReturn efx_rc_t
1398efx_mae_action_set_populate_decap(
1399 __in efx_mae_actions_t *spec)
1400{
1401 return (efx_mae_action_set_spec_populate(spec,
1402 EFX_MAE_ACTION_DECAP, 0, NULL));
1403}
1404
1405 __checkReturn efx_rc_t
1406efx_mae_action_set_populate_vlan_pop(
1407 __in efx_mae_actions_t *spec)
1408{
1409 return (efx_mae_action_set_spec_populate(spec,
1410 EFX_MAE_ACTION_VLAN_POP, 0, NULL));
1411}
1412
1413 __checkReturn efx_rc_t
1414efx_mae_action_set_populate_vlan_push(
1415 __in efx_mae_actions_t *spec,
1416 __in uint16_t tpid_be,
1417 __in uint16_t tci_be)
1418{
1419 efx_mae_action_vlan_push_t action;
1420 const uint8_t *arg = (const uint8_t *)&action;
1421
1422 action.emavp_tpid_be = tpid_be;
1423 action.emavp_tci_be = tci_be;
1424
1425 return (efx_mae_action_set_spec_populate(spec,
1426 EFX_MAE_ACTION_VLAN_PUSH, sizeof (action), arg));
1427}
1428
1429 __checkReturn efx_rc_t
1430efx_mae_action_set_populate_encap(
1431 __in efx_mae_actions_t *spec)
1432{
1433
1434
1435
1436
1437
1438
1439 return (efx_mae_action_set_spec_populate(spec,
1440 EFX_MAE_ACTION_ENCAP, 0, NULL));
1441}
1442
1443 __checkReturn efx_rc_t
1444efx_mae_action_set_populate_flag(
1445 __in efx_mae_actions_t *spec)
1446{
1447 return (efx_mae_action_set_spec_populate(spec,
1448 EFX_MAE_ACTION_FLAG, 0, NULL));
1449}
1450
1451 __checkReturn efx_rc_t
1452efx_mae_action_set_populate_mark(
1453 __in efx_mae_actions_t *spec,
1454 __in uint32_t mark_value)
1455{
1456 const uint8_t *arg = (const uint8_t *)&mark_value;
1457
1458 return (efx_mae_action_set_spec_populate(spec,
1459 EFX_MAE_ACTION_MARK, sizeof (mark_value), arg));
1460}
1461
1462 __checkReturn efx_rc_t
1463efx_mae_action_set_populate_deliver(
1464 __in efx_mae_actions_t *spec,
1465 __in const efx_mport_sel_t *mportp)
1466{
1467 const uint8_t *arg;
1468 efx_rc_t rc;
1469
1470 if (mportp == NULL) {
1471 rc = EINVAL;
1472 goto fail1;
1473 }
1474
1475 arg = (const uint8_t *)&mportp->sel;
1476
1477 return (efx_mae_action_set_spec_populate(spec,
1478 EFX_MAE_ACTION_DELIVER, sizeof (mportp->sel), arg));
1479
1480fail1:
1481 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1482 return (rc);
1483}
1484
1485 __checkReturn efx_rc_t
1486efx_mae_action_set_populate_drop(
1487 __in efx_mae_actions_t *spec)
1488{
1489 efx_mport_sel_t mport;
1490 const uint8_t *arg;
1491 efx_dword_t dword;
1492
1493 EFX_POPULATE_DWORD_1(dword,
1494 MAE_MPORT_SELECTOR_FLAT, MAE_MPORT_SELECTOR_NULL);
1495
1496
1497
1498
1499
1500
1501
1502 mport.sel = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
1503
1504 arg = (const uint8_t *)&mport.sel;
1505
1506 return (efx_mae_action_set_spec_populate(spec,
1507 EFX_MAE_ACTION_DELIVER, sizeof (mport.sel), arg));
1508}
1509
1510 __checkReturn boolean_t
1511efx_mae_action_set_specs_equal(
1512 __in const efx_mae_actions_t *left,
1513 __in const efx_mae_actions_t *right)
1514{
1515 size_t cmp_size = EFX_FIELD_OFFSET(efx_mae_actions_t, ema_rsrc);
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530 return ((memcmp(left, right, cmp_size) == 0) ? B_TRUE : B_FALSE);
1531}
1532
1533 __checkReturn efx_rc_t
1534efx_mae_match_specs_class_cmp(
1535 __in efx_nic_t *enp,
1536 __in const efx_mae_match_spec_t *left,
1537 __in const efx_mae_match_spec_t *right,
1538 __out boolean_t *have_same_classp)
1539{
1540 efx_mae_t *maep = enp->en_maep;
1541 unsigned int field_ncaps = maep->em_max_nfields;
1542 const efx_mae_field_cap_t *field_caps;
1543 const efx_mae_mv_desc_t *desc_setp;
1544 unsigned int desc_set_nentries;
1545 boolean_t have_same_class = B_TRUE;
1546 efx_mae_field_id_t field_id;
1547 const uint8_t *mvpl;
1548 const uint8_t *mvpr;
1549 efx_rc_t rc;
1550
1551 switch (left->emms_type) {
1552 case EFX_MAE_RULE_OUTER:
1553 field_caps = maep->em_outer_rule_field_caps;
1554 desc_setp = __efx_mae_outer_rule_mv_desc_set;
1555 desc_set_nentries =
1556 EFX_ARRAY_SIZE(__efx_mae_outer_rule_mv_desc_set);
1557 mvpl = left->emms_mask_value_pairs.outer;
1558 mvpr = right->emms_mask_value_pairs.outer;
1559 break;
1560 case EFX_MAE_RULE_ACTION:
1561 field_caps = maep->em_action_rule_field_caps;
1562 desc_setp = __efx_mae_action_rule_mv_desc_set;
1563 desc_set_nentries =
1564 EFX_ARRAY_SIZE(__efx_mae_action_rule_mv_desc_set);
1565 mvpl = left->emms_mask_value_pairs.action;
1566 mvpr = right->emms_mask_value_pairs.action;
1567 break;
1568 default:
1569 rc = ENOTSUP;
1570 goto fail1;
1571 }
1572
1573 if (field_caps == NULL) {
1574 rc = EAGAIN;
1575 goto fail2;
1576 }
1577
1578 if (left->emms_type != right->emms_type ||
1579 left->emms_prio != right->emms_prio) {
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589 *have_same_classp = B_FALSE;
1590 return (0);
1591 }
1592
1593 for (field_id = 0; (unsigned int)field_id < desc_set_nentries;
1594 ++field_id) {
1595 const efx_mae_mv_desc_t *descp = &desc_setp[field_id];
1596 efx_mae_field_cap_id_t field_cap_id = descp->emmd_field_cap_id;
1597 const uint8_t *lmaskp = mvpl + descp->emmd_mask_offset;
1598 const uint8_t *rmaskp = mvpr + descp->emmd_mask_offset;
1599 size_t mask_size = descp->emmd_mask_size;
1600 const uint8_t *lvalp = mvpl + descp->emmd_value_offset;
1601 const uint8_t *rvalp = mvpr + descp->emmd_value_offset;
1602 size_t value_size = descp->emmd_value_size;
1603
1604 if (mask_size == 0)
1605 continue;
1606
1607 if ((unsigned int)field_cap_id >= field_ncaps) {
1608
1609
1610
1611
1612
1613
1614
1615 if ((memcmp(lmaskp, rmaskp, mask_size) == 0) &&
1616 (memcmp(lvalp, rvalp, value_size) == 0))
1617 continue;
1618 else
1619 break;
1620 }
1621
1622 if (field_caps[field_cap_id].emfc_mask_affects_class) {
1623 if (memcmp(lmaskp, rmaskp, mask_size) != 0) {
1624 have_same_class = B_FALSE;
1625 break;
1626 }
1627 }
1628
1629 if (field_caps[field_cap_id].emfc_match_affects_class) {
1630 if (memcmp(lvalp, rvalp, value_size) != 0) {
1631 have_same_class = B_FALSE;
1632 break;
1633 }
1634 }
1635 }
1636
1637 *have_same_classp = have_same_class;
1638
1639 return (0);
1640
1641fail2:
1642 EFSYS_PROBE(fail2);
1643fail1:
1644 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1645 return (rc);
1646}
1647
1648 __checkReturn efx_rc_t
1649efx_mae_outer_rule_insert(
1650 __in efx_nic_t *enp,
1651 __in const efx_mae_match_spec_t *spec,
1652 __in efx_tunnel_protocol_t encap_type,
1653 __out efx_mae_rule_id_t *or_idp)
1654{
1655 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
1656 efx_mcdi_req_t req;
1657 EFX_MCDI_DECLARE_BUF(payload,
1658 MC_CMD_MAE_OUTER_RULE_INSERT_IN_LENMAX_MCDI2,
1659 MC_CMD_MAE_OUTER_RULE_INSERT_OUT_LEN);
1660 uint32_t encap_type_mcdi;
1661 efx_mae_rule_id_t or_id;
1662 size_t offset;
1663 efx_rc_t rc;
1664
1665 EFX_STATIC_ASSERT(sizeof (or_idp->id) ==
1666 MC_CMD_MAE_OUTER_RULE_INSERT_OUT_OR_ID_LEN);
1667
1668 EFX_STATIC_ASSERT(EFX_MAE_RSRC_ID_INVALID ==
1669 MC_CMD_MAE_OUTER_RULE_INSERT_OUT_OUTER_RULE_ID_NULL);
1670
1671 if (encp->enc_mae_supported == B_FALSE) {
1672 rc = ENOTSUP;
1673 goto fail1;
1674 }
1675
1676 if (spec->emms_type != EFX_MAE_RULE_OUTER) {
1677 rc = EINVAL;
1678 goto fail2;
1679 }
1680
1681 switch (encap_type) {
1682 case EFX_TUNNEL_PROTOCOL_NONE:
1683 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_NONE;
1684 break;
1685 case EFX_TUNNEL_PROTOCOL_VXLAN:
1686 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_VXLAN;
1687 break;
1688 case EFX_TUNNEL_PROTOCOL_GENEVE:
1689 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_GENEVE;
1690 break;
1691 case EFX_TUNNEL_PROTOCOL_NVGRE:
1692 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_NVGRE;
1693 break;
1694 default:
1695 rc = ENOTSUP;
1696 goto fail3;
1697 }
1698
1699 req.emr_cmd = MC_CMD_MAE_OUTER_RULE_INSERT;
1700 req.emr_in_buf = payload;
1701 req.emr_in_length = MC_CMD_MAE_OUTER_RULE_INSERT_IN_LENMAX_MCDI2;
1702 req.emr_out_buf = payload;
1703 req.emr_out_length = MC_CMD_MAE_OUTER_RULE_INSERT_OUT_LEN;
1704
1705 MCDI_IN_SET_DWORD(req,
1706 MAE_OUTER_RULE_INSERT_IN_ENCAP_TYPE, encap_type_mcdi);
1707
1708 MCDI_IN_SET_DWORD(req, MAE_OUTER_RULE_INSERT_IN_PRIO, spec->emms_prio);
1709
1710
1711
1712
1713
1714
1715 EFX_STATIC_ASSERT(sizeof (spec->emms_mask_value_pairs.outer) >=
1716 MAE_ENC_FIELD_PAIRS_LEN);
1717 offset = MC_CMD_MAE_OUTER_RULE_INSERT_IN_FIELD_MATCH_CRITERIA_OFST;
1718 memcpy(payload + offset, spec->emms_mask_value_pairs.outer,
1719 MAE_ENC_FIELD_PAIRS_LEN);
1720
1721 efx_mcdi_execute(enp, &req);
1722
1723 if (req.emr_rc != 0) {
1724 rc = req.emr_rc;
1725 goto fail4;
1726 }
1727
1728 if (req.emr_out_length_used < MC_CMD_MAE_OUTER_RULE_INSERT_OUT_LEN) {
1729 rc = EMSGSIZE;
1730 goto fail5;
1731 }
1732
1733 or_id.id = MCDI_OUT_DWORD(req, MAE_OUTER_RULE_INSERT_OUT_OR_ID);
1734 if (or_id.id == EFX_MAE_RSRC_ID_INVALID) {
1735 rc = ENOENT;
1736 goto fail6;
1737 }
1738
1739 or_idp->id = or_id.id;
1740
1741 return (0);
1742
1743fail6:
1744 EFSYS_PROBE(fail6);
1745fail5:
1746 EFSYS_PROBE(fail5);
1747fail4:
1748 EFSYS_PROBE(fail4);
1749fail3:
1750 EFSYS_PROBE(fail3);
1751fail2:
1752 EFSYS_PROBE(fail2);
1753fail1:
1754 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1755 return (rc);
1756}
1757
1758 __checkReturn efx_rc_t
1759efx_mae_outer_rule_remove(
1760 __in efx_nic_t *enp,
1761 __in const efx_mae_rule_id_t *or_idp)
1762{
1763 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
1764 efx_mcdi_req_t req;
1765 EFX_MCDI_DECLARE_BUF(payload,
1766 MC_CMD_MAE_OUTER_RULE_REMOVE_IN_LEN(1),
1767 MC_CMD_MAE_OUTER_RULE_REMOVE_OUT_LEN(1));
1768 efx_rc_t rc;
1769
1770 if (encp->enc_mae_supported == B_FALSE) {
1771 rc = ENOTSUP;
1772 goto fail1;
1773 }
1774
1775 req.emr_cmd = MC_CMD_MAE_OUTER_RULE_REMOVE;
1776 req.emr_in_buf = payload;
1777 req.emr_in_length = MC_CMD_MAE_OUTER_RULE_REMOVE_IN_LEN(1);
1778 req.emr_out_buf = payload;
1779 req.emr_out_length = MC_CMD_MAE_OUTER_RULE_REMOVE_OUT_LEN(1);
1780
1781 MCDI_IN_SET_DWORD(req, MAE_OUTER_RULE_REMOVE_IN_OR_ID, or_idp->id);
1782
1783 efx_mcdi_execute(enp, &req);
1784
1785 if (req.emr_rc != 0) {
1786 rc = req.emr_rc;
1787 goto fail2;
1788 }
1789
1790 if (req.emr_out_length_used < MC_CMD_MAE_OUTER_RULE_REMOVE_OUT_LENMIN) {
1791 rc = EMSGSIZE;
1792 goto fail3;
1793 }
1794
1795 if (MCDI_OUT_DWORD(req, MAE_OUTER_RULE_REMOVE_OUT_REMOVED_OR_ID) !=
1796 or_idp->id) {
1797
1798 rc = EAGAIN;
1799 goto fail4;
1800 }
1801
1802 return (0);
1803
1804fail4:
1805 EFSYS_PROBE(fail4);
1806fail3:
1807 EFSYS_PROBE(fail3);
1808fail2:
1809 EFSYS_PROBE(fail2);
1810fail1:
1811 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1812 return (rc);
1813}
1814
1815 __checkReturn efx_rc_t
1816efx_mae_match_spec_outer_rule_id_set(
1817 __in efx_mae_match_spec_t *spec,
1818 __in const efx_mae_rule_id_t *or_idp)
1819{
1820 uint32_t full_mask = UINT32_MAX;
1821 efx_rc_t rc;
1822
1823 if (spec->emms_type != EFX_MAE_RULE_ACTION) {
1824 rc = EINVAL;
1825 goto fail1;
1826 }
1827
1828 if (or_idp == NULL) {
1829 rc = EINVAL;
1830 goto fail2;
1831 }
1832
1833 rc = efx_mae_match_spec_field_set(spec, EFX_MAE_FIELD_OUTER_RULE_ID,
1834 sizeof (or_idp->id), (const uint8_t *)&or_idp->id,
1835 sizeof (full_mask), (const uint8_t *)&full_mask);
1836 if (rc != 0)
1837 goto fail3;
1838
1839 return (0);
1840
1841fail3:
1842 EFSYS_PROBE(fail3);
1843fail2:
1844 EFSYS_PROBE(fail2);
1845fail1:
1846 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1847 return (rc);
1848}
1849
1850 __checkReturn efx_rc_t
1851efx_mae_encap_header_alloc(
1852 __in efx_nic_t *enp,
1853 __in efx_tunnel_protocol_t encap_type,
1854 __in_bcount(header_size) uint8_t *header_data,
1855 __in size_t header_size,
1856 __out efx_mae_eh_id_t *eh_idp)
1857{
1858 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
1859 efx_mcdi_req_t req;
1860 EFX_MCDI_DECLARE_BUF(payload,
1861 MC_CMD_MAE_ENCAP_HEADER_ALLOC_IN_LENMAX_MCDI2,
1862 MC_CMD_MAE_ENCAP_HEADER_ALLOC_OUT_LEN);
1863 uint32_t encap_type_mcdi;
1864 efx_mae_eh_id_t eh_id;
1865 efx_rc_t rc;
1866
1867 EFX_STATIC_ASSERT(sizeof (eh_idp->id) ==
1868 MC_CMD_MAE_ENCAP_HEADER_ALLOC_OUT_ENCAP_HEADER_ID_LEN);
1869
1870 EFX_STATIC_ASSERT(EFX_MAE_RSRC_ID_INVALID ==
1871 MC_CMD_MAE_ENCAP_HEADER_ALLOC_OUT_ENCAP_HEADER_ID_NULL);
1872
1873 if (encp->enc_mae_supported == B_FALSE) {
1874 rc = ENOTSUP;
1875 goto fail1;
1876 }
1877
1878 switch (encap_type) {
1879 case EFX_TUNNEL_PROTOCOL_NONE:
1880 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_NONE;
1881 break;
1882 case EFX_TUNNEL_PROTOCOL_VXLAN:
1883 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_VXLAN;
1884 break;
1885 case EFX_TUNNEL_PROTOCOL_GENEVE:
1886 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_GENEVE;
1887 break;
1888 case EFX_TUNNEL_PROTOCOL_NVGRE:
1889 encap_type_mcdi = MAE_MCDI_ENCAP_TYPE_NVGRE;
1890 break;
1891 default:
1892 rc = ENOTSUP;
1893 goto fail2;
1894 }
1895
1896 if (header_size >
1897 MC_CMD_MAE_ENCAP_HEADER_ALLOC_IN_HDR_DATA_MAXNUM_MCDI2) {
1898 rc = EINVAL;
1899 goto fail3;
1900 }
1901
1902 req.emr_cmd = MC_CMD_MAE_ENCAP_HEADER_ALLOC;
1903 req.emr_in_buf = payload;
1904 req.emr_in_length = MC_CMD_MAE_ENCAP_HEADER_ALLOC_IN_LEN(header_size);
1905 req.emr_out_buf = payload;
1906 req.emr_out_length = MC_CMD_MAE_ENCAP_HEADER_ALLOC_OUT_LEN;
1907
1908 MCDI_IN_SET_DWORD(req,
1909 MAE_ENCAP_HEADER_ALLOC_IN_ENCAP_TYPE, encap_type_mcdi);
1910
1911 memcpy(payload + MC_CMD_MAE_ENCAP_HEADER_ALLOC_IN_HDR_DATA_OFST,
1912 header_data, header_size);
1913
1914 efx_mcdi_execute(enp, &req);
1915
1916 if (req.emr_rc != 0) {
1917 rc = req.emr_rc;
1918 goto fail4;
1919 }
1920
1921 if (req.emr_out_length_used < MC_CMD_MAE_ENCAP_HEADER_ALLOC_OUT_LEN) {
1922 rc = EMSGSIZE;
1923 goto fail5;
1924 }
1925
1926 eh_id.id = MCDI_OUT_DWORD(req,
1927 MAE_ENCAP_HEADER_ALLOC_OUT_ENCAP_HEADER_ID);
1928
1929 if (eh_id.id == EFX_MAE_RSRC_ID_INVALID) {
1930 rc = ENOENT;
1931 goto fail6;
1932 }
1933
1934 eh_idp->id = eh_id.id;
1935
1936 return (0);
1937
1938fail6:
1939 EFSYS_PROBE(fail6);
1940fail5:
1941 EFSYS_PROBE(fail5);
1942fail4:
1943 EFSYS_PROBE(fail4);
1944fail3:
1945 EFSYS_PROBE(fail3);
1946fail2:
1947 EFSYS_PROBE(fail2);
1948fail1:
1949 EFSYS_PROBE1(fail1, efx_rc_t, rc);
1950 return (rc);
1951}
1952
1953 __checkReturn efx_rc_t
1954efx_mae_encap_header_free(
1955 __in efx_nic_t *enp,
1956 __in const efx_mae_eh_id_t *eh_idp)
1957{
1958 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
1959 efx_mcdi_req_t req;
1960 EFX_MCDI_DECLARE_BUF(payload,
1961 MC_CMD_MAE_ENCAP_HEADER_FREE_IN_LEN(1),
1962 MC_CMD_MAE_ENCAP_HEADER_FREE_OUT_LEN(1));
1963 efx_rc_t rc;
1964
1965 if (encp->enc_mae_supported == B_FALSE) {
1966 rc = ENOTSUP;
1967 goto fail1;
1968 }
1969
1970 req.emr_cmd = MC_CMD_MAE_ENCAP_HEADER_FREE;
1971 req.emr_in_buf = payload;
1972 req.emr_in_length = MC_CMD_MAE_ENCAP_HEADER_FREE_IN_LEN(1);
1973 req.emr_out_buf = payload;
1974 req.emr_out_length = MC_CMD_MAE_ENCAP_HEADER_FREE_OUT_LEN(1);
1975
1976 MCDI_IN_SET_DWORD(req, MAE_ENCAP_HEADER_FREE_IN_EH_ID, eh_idp->id);
1977
1978 efx_mcdi_execute(enp, &req);
1979
1980 if (req.emr_rc != 0) {
1981 rc = req.emr_rc;
1982 goto fail2;
1983 }
1984
1985 if (MCDI_OUT_DWORD(req, MAE_ENCAP_HEADER_FREE_OUT_FREED_EH_ID) !=
1986 eh_idp->id) {
1987
1988 rc = EAGAIN;
1989 goto fail3;
1990 }
1991
1992 return (0);
1993
1994fail3:
1995 EFSYS_PROBE(fail3);
1996fail2:
1997 EFSYS_PROBE(fail2);
1998fail1:
1999 EFSYS_PROBE1(fail1, efx_rc_t, rc);
2000 return (rc);
2001}
2002
2003 __checkReturn efx_rc_t
2004efx_mae_action_set_fill_in_eh_id(
2005 __in efx_mae_actions_t *spec,
2006 __in const efx_mae_eh_id_t *eh_idp)
2007{
2008 efx_rc_t rc;
2009
2010 if ((spec->ema_actions & (1U << EFX_MAE_ACTION_ENCAP)) == 0) {
2011
2012
2013
2014
2015 rc = EINVAL;
2016 goto fail1;
2017 }
2018
2019 if (spec->ema_rsrc.emar_eh_id.id != EFX_MAE_RSRC_ID_INVALID) {
2020
2021 rc = EINVAL;
2022 goto fail2;
2023 }
2024
2025 if (eh_idp->id == EFX_MAE_RSRC_ID_INVALID) {
2026 rc = EINVAL;
2027 goto fail3;
2028 }
2029
2030 spec->ema_rsrc.emar_eh_id.id = eh_idp->id;
2031
2032 return (0);
2033
2034fail3:
2035 EFSYS_PROBE(fail3);
2036fail2:
2037 EFSYS_PROBE(fail2);
2038fail1:
2039 EFSYS_PROBE1(fail1, efx_rc_t, rc);
2040 return (rc);
2041}
2042
2043 __checkReturn efx_rc_t
2044efx_mae_action_set_alloc(
2045 __in efx_nic_t *enp,
2046 __in const efx_mae_actions_t *spec,
2047 __out efx_mae_aset_id_t *aset_idp)
2048{
2049 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
2050 efx_mcdi_req_t req;
2051 EFX_MCDI_DECLARE_BUF(payload,
2052 MC_CMD_MAE_ACTION_SET_ALLOC_IN_LEN,
2053 MC_CMD_MAE_ACTION_SET_ALLOC_OUT_LEN);
2054 efx_mae_aset_id_t aset_id;
2055 efx_rc_t rc;
2056
2057 if (encp->enc_mae_supported == B_FALSE) {
2058 rc = ENOTSUP;
2059 goto fail1;
2060 }
2061
2062 req.emr_cmd = MC_CMD_MAE_ACTION_SET_ALLOC;
2063 req.emr_in_buf = payload;
2064 req.emr_in_length = MC_CMD_MAE_ACTION_SET_ALLOC_IN_LEN;
2065 req.emr_out_buf = payload;
2066 req.emr_out_length = MC_CMD_MAE_ACTION_SET_ALLOC_OUT_LEN;
2067
2068
2069
2070
2071
2072
2073 MCDI_IN_SET_DWORD(req,
2074 MAE_ACTION_SET_ALLOC_IN_COUNTER_LIST_ID, EFX_MAE_RSRC_ID_INVALID);
2075 MCDI_IN_SET_DWORD(req,
2076 MAE_ACTION_SET_ALLOC_IN_COUNTER_ID, EFX_MAE_RSRC_ID_INVALID);
2077
2078 if ((spec->ema_actions & (1U << EFX_MAE_ACTION_DECAP)) != 0) {
2079 MCDI_IN_SET_DWORD_FIELD(req, MAE_ACTION_SET_ALLOC_IN_FLAGS,
2080 MAE_ACTION_SET_ALLOC_IN_DECAP, 1);
2081 }
2082
2083 MCDI_IN_SET_DWORD_FIELD(req, MAE_ACTION_SET_ALLOC_IN_FLAGS,
2084 MAE_ACTION_SET_ALLOC_IN_VLAN_POP, spec->ema_n_vlan_tags_to_pop);
2085
2086 if (spec->ema_n_vlan_tags_to_push > 0) {
2087 unsigned int outer_tag_idx;
2088
2089 MCDI_IN_SET_DWORD_FIELD(req, MAE_ACTION_SET_ALLOC_IN_FLAGS,
2090 MAE_ACTION_SET_ALLOC_IN_VLAN_PUSH,
2091 spec->ema_n_vlan_tags_to_push);
2092
2093 if (spec->ema_n_vlan_tags_to_push ==
2094 EFX_MAE_VLAN_PUSH_MAX_NTAGS) {
2095 MCDI_IN_SET_WORD(req,
2096 MAE_ACTION_SET_ALLOC_IN_VLAN1_PROTO_BE,
2097 spec->ema_vlan_push_descs[0].emavp_tpid_be);
2098 MCDI_IN_SET_WORD(req,
2099 MAE_ACTION_SET_ALLOC_IN_VLAN1_TCI_BE,
2100 spec->ema_vlan_push_descs[0].emavp_tci_be);
2101 }
2102
2103 outer_tag_idx = spec->ema_n_vlan_tags_to_push - 1;
2104
2105 MCDI_IN_SET_WORD(req, MAE_ACTION_SET_ALLOC_IN_VLAN0_PROTO_BE,
2106 spec->ema_vlan_push_descs[outer_tag_idx].emavp_tpid_be);
2107 MCDI_IN_SET_WORD(req, MAE_ACTION_SET_ALLOC_IN_VLAN0_TCI_BE,
2108 spec->ema_vlan_push_descs[outer_tag_idx].emavp_tci_be);
2109 }
2110
2111 MCDI_IN_SET_DWORD(req, MAE_ACTION_SET_ALLOC_IN_ENCAP_HEADER_ID,
2112 spec->ema_rsrc.emar_eh_id.id);
2113
2114 if ((spec->ema_actions & (1U << EFX_MAE_ACTION_FLAG)) != 0) {
2115 MCDI_IN_SET_DWORD_FIELD(req, MAE_ACTION_SET_ALLOC_IN_FLAGS,
2116 MAE_ACTION_SET_ALLOC_IN_FLAG, 1);
2117 }
2118
2119 if ((spec->ema_actions & (1U << EFX_MAE_ACTION_MARK)) != 0) {
2120 MCDI_IN_SET_DWORD_FIELD(req, MAE_ACTION_SET_ALLOC_IN_FLAGS,
2121 MAE_ACTION_SET_ALLOC_IN_MARK, 1);
2122
2123 MCDI_IN_SET_DWORD(req,
2124 MAE_ACTION_SET_ALLOC_IN_MARK_VALUE, spec->ema_mark_value);
2125 }
2126
2127 MCDI_IN_SET_DWORD(req,
2128 MAE_ACTION_SET_ALLOC_IN_DELIVER, spec->ema_deliver_mport.sel);
2129
2130 MCDI_IN_SET_DWORD(req, MAE_ACTION_SET_ALLOC_IN_SRC_MAC_ID,
2131 MC_CMD_MAE_MAC_ADDR_ALLOC_OUT_MAC_ID_NULL);
2132 MCDI_IN_SET_DWORD(req, MAE_ACTION_SET_ALLOC_IN_DST_MAC_ID,
2133 MC_CMD_MAE_MAC_ADDR_ALLOC_OUT_MAC_ID_NULL);
2134
2135 efx_mcdi_execute(enp, &req);
2136
2137 if (req.emr_rc != 0) {
2138 rc = req.emr_rc;
2139 goto fail2;
2140 }
2141
2142 if (req.emr_out_length_used < MC_CMD_MAE_ACTION_SET_ALLOC_OUT_LEN) {
2143 rc = EMSGSIZE;
2144 goto fail3;
2145 }
2146
2147 aset_id.id = MCDI_OUT_DWORD(req, MAE_ACTION_SET_ALLOC_OUT_AS_ID);
2148 if (aset_id.id == EFX_MAE_RSRC_ID_INVALID) {
2149 rc = ENOENT;
2150 goto fail4;
2151 }
2152
2153 aset_idp->id = aset_id.id;
2154
2155 return (0);
2156
2157fail4:
2158 EFSYS_PROBE(fail4);
2159fail3:
2160 EFSYS_PROBE(fail3);
2161fail2:
2162 EFSYS_PROBE(fail2);
2163fail1:
2164 EFSYS_PROBE1(fail1, efx_rc_t, rc);
2165 return (rc);
2166}
2167
2168 __checkReturn efx_rc_t
2169efx_mae_action_set_free(
2170 __in efx_nic_t *enp,
2171 __in const efx_mae_aset_id_t *aset_idp)
2172{
2173 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
2174 efx_mcdi_req_t req;
2175 EFX_MCDI_DECLARE_BUF(payload,
2176 MC_CMD_MAE_ACTION_SET_FREE_IN_LEN(1),
2177 MC_CMD_MAE_ACTION_SET_FREE_OUT_LEN(1));
2178 efx_rc_t rc;
2179
2180 if (encp->enc_mae_supported == B_FALSE) {
2181 rc = ENOTSUP;
2182 goto fail1;
2183 }
2184
2185 req.emr_cmd = MC_CMD_MAE_ACTION_SET_FREE;
2186 req.emr_in_buf = payload;
2187 req.emr_in_length = MC_CMD_MAE_ACTION_SET_FREE_IN_LEN(1);
2188 req.emr_out_buf = payload;
2189 req.emr_out_length = MC_CMD_MAE_ACTION_SET_FREE_OUT_LEN(1);
2190
2191 MCDI_IN_SET_DWORD(req, MAE_ACTION_SET_FREE_IN_AS_ID, aset_idp->id);
2192
2193 efx_mcdi_execute(enp, &req);
2194
2195 if (req.emr_rc != 0) {
2196 rc = req.emr_rc;
2197 goto fail2;
2198 }
2199
2200 if (req.emr_out_length_used < MC_CMD_MAE_ACTION_SET_FREE_OUT_LENMIN) {
2201 rc = EMSGSIZE;
2202 goto fail3;
2203 }
2204
2205 if (MCDI_OUT_DWORD(req, MAE_ACTION_SET_FREE_OUT_FREED_AS_ID) !=
2206 aset_idp->id) {
2207
2208 rc = EAGAIN;
2209 goto fail4;
2210 }
2211
2212 return (0);
2213
2214fail4:
2215 EFSYS_PROBE(fail4);
2216fail3:
2217 EFSYS_PROBE(fail3);
2218fail2:
2219 EFSYS_PROBE(fail2);
2220fail1:
2221 EFSYS_PROBE1(fail1, efx_rc_t, rc);
2222 return (rc);
2223}
2224
2225 __checkReturn efx_rc_t
2226efx_mae_action_rule_insert(
2227 __in efx_nic_t *enp,
2228 __in const efx_mae_match_spec_t *spec,
2229 __in const efx_mae_aset_list_id_t *asl_idp,
2230 __in const efx_mae_aset_id_t *as_idp,
2231 __out efx_mae_rule_id_t *ar_idp)
2232{
2233 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
2234 efx_mcdi_req_t req;
2235 EFX_MCDI_DECLARE_BUF(payload,
2236 MC_CMD_MAE_ACTION_RULE_INSERT_IN_LENMAX_MCDI2,
2237 MC_CMD_MAE_ACTION_RULE_INSERT_OUT_LEN);
2238 efx_oword_t *rule_response;
2239 efx_mae_rule_id_t ar_id;
2240 size_t offset;
2241 efx_rc_t rc;
2242
2243 EFX_STATIC_ASSERT(sizeof (ar_idp->id) ==
2244 MC_CMD_MAE_ACTION_RULE_INSERT_OUT_AR_ID_LEN);
2245
2246 EFX_STATIC_ASSERT(EFX_MAE_RSRC_ID_INVALID ==
2247 MC_CMD_MAE_ACTION_RULE_INSERT_OUT_ACTION_RULE_ID_NULL);
2248
2249 if (encp->enc_mae_supported == B_FALSE) {
2250 rc = ENOTSUP;
2251 goto fail1;
2252 }
2253
2254 if (spec->emms_type != EFX_MAE_RULE_ACTION ||
2255 (asl_idp != NULL && as_idp != NULL) ||
2256 (asl_idp == NULL && as_idp == NULL)) {
2257 rc = EINVAL;
2258 goto fail2;
2259 }
2260
2261 req.emr_cmd = MC_CMD_MAE_ACTION_RULE_INSERT;
2262 req.emr_in_buf = payload;
2263 req.emr_in_length = MC_CMD_MAE_ACTION_RULE_INSERT_IN_LENMAX_MCDI2;
2264 req.emr_out_buf = payload;
2265 req.emr_out_length = MC_CMD_MAE_ACTION_RULE_INSERT_OUT_LEN;
2266
2267 EFX_STATIC_ASSERT(sizeof (*rule_response) <=
2268 MC_CMD_MAE_ACTION_RULE_INSERT_IN_RESPONSE_LEN);
2269 offset = MC_CMD_MAE_ACTION_RULE_INSERT_IN_RESPONSE_OFST;
2270 rule_response = (efx_oword_t *)(payload + offset);
2271 EFX_POPULATE_OWORD_3(*rule_response,
2272 MAE_ACTION_RULE_RESPONSE_ASL_ID,
2273 (asl_idp != NULL) ? asl_idp->id : EFX_MAE_RSRC_ID_INVALID,
2274 MAE_ACTION_RULE_RESPONSE_AS_ID,
2275 (as_idp != NULL) ? as_idp->id : EFX_MAE_RSRC_ID_INVALID,
2276 MAE_ACTION_RULE_RESPONSE_COUNTER_ID, EFX_MAE_RSRC_ID_INVALID);
2277
2278 MCDI_IN_SET_DWORD(req, MAE_ACTION_RULE_INSERT_IN_PRIO, spec->emms_prio);
2279
2280
2281
2282
2283
2284 EFX_STATIC_ASSERT(sizeof (spec->emms_mask_value_pairs.action) >=
2285 MAE_FIELD_MASK_VALUE_PAIRS_LEN);
2286 offset = MC_CMD_MAE_ACTION_RULE_INSERT_IN_MATCH_CRITERIA_OFST;
2287 memcpy(payload + offset, spec->emms_mask_value_pairs.action,
2288 MAE_FIELD_MASK_VALUE_PAIRS_LEN);
2289
2290 efx_mcdi_execute(enp, &req);
2291
2292 if (req.emr_rc != 0) {
2293 rc = req.emr_rc;
2294 goto fail3;
2295 }
2296
2297 if (req.emr_out_length_used < MC_CMD_MAE_ACTION_RULE_INSERT_OUT_LEN) {
2298 rc = EMSGSIZE;
2299 goto fail4;
2300 }
2301
2302 ar_id.id = MCDI_OUT_DWORD(req, MAE_ACTION_RULE_INSERT_OUT_AR_ID);
2303 if (ar_id.id == EFX_MAE_RSRC_ID_INVALID) {
2304 rc = ENOENT;
2305 goto fail5;
2306 }
2307
2308 ar_idp->id = ar_id.id;
2309
2310 return (0);
2311
2312fail5:
2313 EFSYS_PROBE(fail5);
2314fail4:
2315 EFSYS_PROBE(fail4);
2316fail3:
2317 EFSYS_PROBE(fail3);
2318fail2:
2319 EFSYS_PROBE(fail2);
2320fail1:
2321 EFSYS_PROBE1(fail1, efx_rc_t, rc);
2322 return (rc);
2323}
2324
2325 __checkReturn efx_rc_t
2326efx_mae_action_rule_remove(
2327 __in efx_nic_t *enp,
2328 __in const efx_mae_rule_id_t *ar_idp)
2329{
2330 const efx_nic_cfg_t *encp = efx_nic_cfg_get(enp);
2331 efx_mcdi_req_t req;
2332 EFX_MCDI_DECLARE_BUF(payload,
2333 MC_CMD_MAE_ACTION_RULE_DELETE_IN_LEN(1),
2334 MC_CMD_MAE_ACTION_RULE_DELETE_OUT_LEN(1));
2335 efx_rc_t rc;
2336
2337 if (encp->enc_mae_supported == B_FALSE) {
2338 rc = ENOTSUP;
2339 goto fail1;
2340 }
2341
2342 req.emr_cmd = MC_CMD_MAE_ACTION_RULE_DELETE;
2343 req.emr_in_buf = payload;
2344 req.emr_in_length = MC_CMD_MAE_ACTION_RULE_DELETE_IN_LEN(1);
2345 req.emr_out_buf = payload;
2346 req.emr_out_length = MC_CMD_MAE_ACTION_RULE_DELETE_OUT_LEN(1);
2347
2348 MCDI_IN_SET_DWORD(req, MAE_ACTION_RULE_DELETE_IN_AR_ID, ar_idp->id);
2349
2350 efx_mcdi_execute(enp, &req);
2351
2352 if (req.emr_rc != 0) {
2353 rc = req.emr_rc;
2354 goto fail2;
2355 }
2356
2357 if (req.emr_out_length_used <
2358 MC_CMD_MAE_ACTION_RULE_DELETE_OUT_LENMIN) {
2359 rc = EMSGSIZE;
2360 goto fail3;
2361 }
2362
2363 if (MCDI_OUT_DWORD(req, MAE_ACTION_RULE_DELETE_OUT_DELETED_AR_ID) !=
2364 ar_idp->id) {
2365
2366 rc = EAGAIN;
2367 goto fail4;
2368 }
2369
2370 return (0);
2371
2372fail4:
2373 EFSYS_PROBE(fail4);
2374fail3:
2375 EFSYS_PROBE(fail3);
2376fail2:
2377 EFSYS_PROBE(fail2);
2378fail1:
2379 EFSYS_PROBE1(fail1, efx_rc_t, rc);
2380 return (rc);
2381}
2382
2383#endif
2384