1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
|
/*
* Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX5_DEVICE_H
#define MLX5_DEVICE_H
#include <linux/types.h>
#include <rdma/ib_verbs.h>
#include <linux/mlx5/mlx5_ifc.h>
#include <linux/bitfield.h>
#if defined(__LITTLE_ENDIAN)
#define MLX5_SET_HOST_ENDIANNESS 0
#elif defined(__BIG_ENDIAN)
#define MLX5_SET_HOST_ENDIANNESS 0x80
#else
#error Host endianness not defined
#endif
/* helper macros */
#define __mlx5_nullp(typ) ((struct mlx5_ifc_##typ##_bits *)0)
#define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
#define __mlx5_bit_off(typ, fld) (offsetof(struct mlx5_ifc_##typ##_bits, fld))
#define __mlx5_16_off(typ, fld) (__mlx5_bit_off(typ, fld) / 16)
#define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
#define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64)
#define __mlx5_16_bit_off(typ, fld) (16 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0xf))
#define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
#define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
#define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld))
#define __mlx5_mask16(typ, fld) ((u16)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
#define __mlx5_16_mask(typ, fld) (__mlx5_mask16(typ, fld) << __mlx5_16_bit_off(typ, fld))
#define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits)
#define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
#define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
#define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
#define MLX5_ST_SZ_QW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 64)
#define MLX5_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8)
#define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32)
#define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
#define MLX5_ADDR_OF(typ, p, fld) ((void *)((u8 *)(p) + MLX5_BYTE_OFF(typ, fld)))
/* insert a value to a struct */
#define MLX5_SET(typ, p, fld, v) do { \
u32 _v = v; \
BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
*((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
(~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \
<< __mlx5_dw_bit_off(typ, fld))); \
} while (0)
#define MLX5_ARRAY_SET(typ, p, fld, idx, v) do { \
BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 32); \
MLX5_SET(typ, p, fld[idx], v); \
} while (0)
#define MLX5_SET_TO_ONES(typ, p, fld) do { \
BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
*((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
(~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
<< __mlx5_dw_bit_off(typ, fld))); \
} while (0)
#define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
__mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
__mlx5_mask(typ, fld))
#define MLX5_GET_PR(typ, p, fld) ({ \
u32 ___t = MLX5_GET(typ, p, fld); \
pr_debug(#fld " = 0x%x\n", ___t); \
___t; \
})
#define __MLX5_SET64(typ, p, fld, v) do { \
BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
*((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
} while (0)
#define MLX5_SET64(typ, p, fld, v) do { \
BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
__MLX5_SET64(typ, p, fld, v); \
} while (0)
#define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \
BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
__MLX5_SET64(typ, p, fld[idx], v); \
} while (0)
#define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
#define MLX5_GET64_PR(typ, p, fld) ({ \
u64 ___t = MLX5_GET64(typ, p, fld); \
pr_debug(#fld " = 0x%llx\n", ___t); \
___t; \
})
#define MLX5_GET16(typ, p, fld) ((be16_to_cpu(*((__be16 *)(p) +\
__mlx5_16_off(typ, fld))) >> __mlx5_16_bit_off(typ, fld)) & \
__mlx5_mask16(typ, fld))
#define MLX5_SET16(typ, p, fld, v) do { \
u16 _v = v; \
BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 16); \
*((__be16 *)(p) + __mlx5_16_off(typ, fld)) = \
cpu_to_be16((be16_to_cpu(*((__be16 *)(p) + __mlx5_16_off(typ, fld))) & \
(~__mlx5_16_mask(typ, fld))) | (((_v) & __mlx5_mask16(typ, fld)) \
<< __mlx5_16_bit_off(typ, fld))); \
} while (0)
/* Big endian getters */
#define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
__mlx5_64_off(typ, fld)))
#define MLX5_GET_BE(type_t, typ, p, fld) ({ \
type_t tmp; \
switch (sizeof(tmp)) { \
case sizeof(u8): \
tmp = (__force type_t)MLX5_GET(typ, p, fld); \
break; \
case sizeof(u16): \
tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
break; \
case sizeof(u32): \
tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
break; \
case sizeof(u64): \
tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
break; \
} \
tmp; \
})
enum mlx5_inline_modes {
MLX5_INLINE_MODE_NONE,
MLX5_INLINE_MODE_L2,
MLX5_INLINE_MODE_IP,
MLX5_INLINE_MODE_TCP_UDP,
};
enum {
MLX5_MAX_COMMANDS = 32,
MLX5_CMD_DATA_BLOCK_SIZE = 512,
MLX5_PCI_CMD_XPORT = 7,
MLX5_MKEY_BSF_OCTO_SIZE = 4,
MLX5_MAX_PSVS = 4,
};
enum {
MLX5_EXTENDED_UD_AV = 0x80000000,
};
enum {
MLX5_CQ_STATE_ARMED = 9,
MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
MLX5_CQ_STATE_FIRED = 0xa,
};
enum {
MLX5_STAT_RATE_OFFSET = 5,
};
enum {
MLX5_INLINE_SEG = 0x80000000,
};
enum {
MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
};
enum {
MLX5_MIN_PKEY_TABLE_SIZE = 128,
MLX5_MAX_LOG_PKEY_TABLE = 5,
};
enum {
MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
};
enum {
MLX5_PFAULT_SUBTYPE_WQE = 0,
MLX5_PFAULT_SUBTYPE_RDMA = 1,
MLX5_PFAULT_SUBTYPE_MEMORY = 2,
};
enum wqe_page_fault_type {
MLX5_WQE_PF_TYPE_RMP = 0,
MLX5_WQE_PF_TYPE_REQ_SEND_OR_WRITE = 1,
MLX5_WQE_PF_TYPE_RESP = 2,
MLX5_WQE_PF_TYPE_REQ_READ_OR_ATOMIC = 3,
};
enum {
MLX5_PERM_LOCAL_READ = 1 << 2,
MLX5_PERM_LOCAL_WRITE = 1 << 3,
MLX5_PERM_REMOTE_READ = 1 << 4,
MLX5_PERM_REMOTE_WRITE = 1 << 5,
MLX5_PERM_ATOMIC = 1 << 6,
MLX5_PERM_UMR_EN = 1 << 7,
};
enum {
MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
};
enum {
MLX5_EN_RD = (u64)1,
MLX5_EN_WR = (u64)2
};
enum {
MLX5_ADAPTER_PAGE_SHIFT = 12,
MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
};
enum {
MLX5_BFREGS_PER_UAR = 4,
MLX5_MAX_UARS = 1 << 8,
MLX5_NON_FP_BFREGS_PER_UAR = 2,
MLX5_FP_BFREGS_PER_UAR = MLX5_BFREGS_PER_UAR -
MLX5_NON_FP_BFREGS_PER_UAR,
MLX5_MAX_BFREGS = MLX5_MAX_UARS *
MLX5_NON_FP_BFREGS_PER_UAR,
MLX5_UARS_IN_PAGE = PAGE_SIZE / MLX5_ADAPTER_PAGE_SIZE,
MLX5_NON_FP_BFREGS_IN_PAGE = MLX5_NON_FP_BFREGS_PER_UAR * MLX5_UARS_IN_PAGE,
MLX5_MIN_DYN_BFREGS = 512,
MLX5_MAX_DYN_BFREGS = 1024,
};
enum {
MLX5_MKEY_MASK_LEN = 1ull << 0,
MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
MLX5_MKEY_MASK_PD = 1ull << 7,
MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
MLX5_MKEY_MASK_KEY = 1ull << 13,
MLX5_MKEY_MASK_QPN = 1ull << 14,
MLX5_MKEY_MASK_LR = 1ull << 17,
MLX5_MKEY_MASK_LW = 1ull << 18,
MLX5_MKEY_MASK_RR = 1ull << 19,
MLX5_MKEY_MASK_RW = 1ull << 20,
MLX5_MKEY_MASK_A = 1ull << 21,
MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
MLX5_MKEY_MASK_RELAXED_ORDERING_WRITE = 1ull << 25,
MLX5_MKEY_MASK_FREE = 1ull << 29,
MLX5_MKEY_MASK_RELAXED_ORDERING_READ = 1ull << 47,
};
enum {
MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
MLX5_UMR_CHECK_FREE = (2 << 5),
MLX5_UMR_INLINE = (1 << 7),
};
#define MLX5_UMR_FLEX_ALIGNMENT 0x40
#define MLX5_UMR_MTT_NUM_ENTRIES_ALIGNMENT (MLX5_UMR_FLEX_ALIGNMENT / sizeof(struct mlx5_mtt))
#define MLX5_UMR_KLM_NUM_ENTRIES_ALIGNMENT (MLX5_UMR_FLEX_ALIGNMENT / sizeof(struct mlx5_klm))
#define MLX5_UMR_KSM_NUM_ENTRIES_ALIGNMENT (MLX5_UMR_FLEX_ALIGNMENT / sizeof(struct mlx5_ksm))
#define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)
enum {
MLX5_EVENT_QUEUE_TYPE_QP = 0,
MLX5_EVENT_QUEUE_TYPE_RQ = 1,
MLX5_EVENT_QUEUE_TYPE_SQ = 2,
MLX5_EVENT_QUEUE_TYPE_DCT = 6,
};
/* mlx5 components can subscribe to any one of these events via
* mlx5_eq_notifier_register API.
*/
enum mlx5_event {
/* Special value to subscribe to any event */
MLX5_EVENT_TYPE_NOTIFY_ANY = 0x0,
/* HW events enum start: comp events are not subscribable */
MLX5_EVENT_TYPE_COMP = 0x0,
/* HW Async events enum start: subscribable events */
MLX5_EVENT_TYPE_PATH_MIG = 0x01,
MLX5_EVENT_TYPE_COMM_EST = 0x02,
MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
MLX5_EVENT_TYPE_OBJECT_CHANGE = 0x27,
MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
MLX5_EVENT_TYPE_PORT_MODULE_EVENT = 0x16,
MLX5_EVENT_TYPE_TEMP_WARN_EVENT = 0x17,
MLX5_EVENT_TYPE_XRQ_ERROR = 0x18,
MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
MLX5_EVENT_TYPE_GENERAL_EVENT = 0x22,
MLX5_EVENT_TYPE_MONITOR_COUNTER = 0x24,
MLX5_EVENT_TYPE_PPS_EVENT = 0x25,
MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
MLX5_EVENT_TYPE_CMD = 0x0a,
MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
MLX5_EVENT_TYPE_ESW_FUNCTIONS_CHANGED = 0xe,
MLX5_EVENT_TYPE_VHCA_STATE_CHANGE = 0xf,
MLX5_EVENT_TYPE_DCT_DRAINED = 0x1c,
MLX5_EVENT_TYPE_DCT_KEY_VIOLATION = 0x1d,
MLX5_EVENT_TYPE_FPGA_ERROR = 0x20,
MLX5_EVENT_TYPE_FPGA_QP_ERROR = 0x21,
MLX5_EVENT_TYPE_DEVICE_TRACER = 0x26,
MLX5_EVENT_TYPE_MAX = 0x100,
};
enum mlx5_driver_event {
MLX5_DRIVER_EVENT_TYPE_TRAP = 0,
MLX5_DRIVER_EVENT_UPLINK_NETDEV,
MLX5_DRIVER_EVENT_MACSEC_SA_ADDED,
MLX5_DRIVER_EVENT_MACSEC_SA_DELETED,
MLX5_DRIVER_EVENT_SF_PEER_DEVLINK,
MLX5_DRIVER_EVENT_AFFILIATION_DONE,
MLX5_DRIVER_EVENT_AFFILIATION_REMOVED,
MLX5_DRIVER_EVENT_ACTIVE_BACKUP_LAG_CHANGE_LOWERSTATE,
};
enum {
MLX5_TRACER_SUBTYPE_OWNERSHIP_CHANGE = 0x0,
MLX5_TRACER_SUBTYPE_TRACES_AVAILABLE = 0x1,
MLX5_TRACER_SUBTYPE_STRINGS_DB_UPDATE = 0x2,
};
enum {
MLX5_GENERAL_SUBTYPE_DELAY_DROP_TIMEOUT = 0x1,
MLX5_GENERAL_SUBTYPE_PCI_POWER_CHANGE_EVENT = 0x5,
MLX5_GENERAL_SUBTYPE_FW_LIVE_PATCH_EVENT = 0x7,
MLX5_GENERAL_SUBTYPE_PCI_SYNC_FOR_FW_UPDATE_EVENT = 0x8,
};
enum {
MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
};
enum {
MLX5_ROCE_VERSION_1 = 0,
MLX5_ROCE_VERSION_2 = 2,
};
enum {
MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
};
enum {
MLX5_ROCE_L3_TYPE_IPV4 = 0,
MLX5_ROCE_L3_TYPE_IPV6 = 1,
};
enum {
MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
};
enum {
MLX5_OPCODE_NOP = 0x00,
MLX5_OPCODE_SEND_INVAL = 0x01,
MLX5_OPCODE_RDMA_WRITE = 0x08,
MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
MLX5_OPCODE_SEND = 0x0a,
MLX5_OPCODE_SEND_IMM = 0x0b,
MLX5_OPCODE_LSO = 0x0e,
MLX5_OPCODE_RDMA_READ = 0x10,
MLX5_OPCODE_ATOMIC_CS = 0x11,
MLX5_OPCODE_ATOMIC_FA = 0x12,
MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
MLX5_OPCODE_BIND_MW = 0x18,
MLX5_OPCODE_CONFIG_CMD = 0x1f,
MLX5_OPCODE_ENHANCED_MPSW = 0x29,
MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
MLX5_RECV_OPCODE_SEND = 0x01,
MLX5_RECV_OPCODE_SEND_IMM = 0x02,
MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
MLX5_CQE_OPCODE_ERROR = 0x1e,
MLX5_CQE_OPCODE_RESIZE = 0x16,
MLX5_OPCODE_SET_PSV = 0x20,
MLX5_OPCODE_GET_PSV = 0x21,
MLX5_OPCODE_CHECK_PSV = 0x22,
MLX5_OPCODE_DUMP = 0x23,
MLX5_OPCODE_RGET_PSV = 0x26,
MLX5_OPCODE_RCHECK_PSV = 0x27,
MLX5_OPCODE_UMR = 0x25,
MLX5_OPCODE_FLOW_TBL_ACCESS = 0x2c,
MLX5_OPCODE_ACCESS_ASO = 0x2d,
};
enum {
MLX5_OPC_MOD_TLS_TIS_STATIC_PARAMS = 0x1,
MLX5_OPC_MOD_TLS_TIR_STATIC_PARAMS = 0x2,
};
enum {
MLX5_OPC_MOD_TLS_TIS_PROGRESS_PARAMS = 0x1,
MLX5_OPC_MOD_TLS_TIR_PROGRESS_PARAMS = 0x2,
};
struct mlx5_wqe_tls_static_params_seg {
u8 ctx[MLX5_ST_SZ_BYTES(tls_static_params)];
};
struct mlx5_wqe_tls_progress_params_seg {
__be32 tis_tir_num;
u8 ctx[MLX5_ST_SZ_BYTES(tls_progress_params)];
};
enum {
MLX5_SET_PORT_RESET_QKEY = 0,
MLX5_SET_PORT_GUID0 = 16,
MLX5_SET_PORT_NODE_GUID = 17,
MLX5_SET_PORT_SYS_GUID = 18,
MLX5_SET_PORT_GID_TABLE = 19,
MLX5_SET_PORT_PKEY_TABLE = 20,
};
enum {
MLX5_BW_NO_LIMIT = 0,
MLX5_100_MBPS_UNIT = 3,
MLX5_GBPS_UNIT = 4,
};
enum {
MLX5_MAX_PAGE_SHIFT = 31
};
enum {
/*
* Max wqe size for rdma read is 512 bytes, so this
* limits our max_sge_rd as the wqe needs to fit:
* - ctrl segment (16 bytes)
* - rdma segment (16 bytes)
* - scatter elements (16 bytes each)
*/
MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
};
enum mlx5_odp_transport_cap_bits {
MLX5_ODP_SUPPORT_SEND = 1 << 31,
MLX5_ODP_SUPPORT_RECV = 1 << 30,
MLX5_ODP_SUPPORT_WRITE = 1 << 29,
MLX5_ODP_SUPPORT_READ = 1 << 28,
};
struct mlx5_odp_caps {
char reserved[0x10];
struct {
__be32 rc_odp_caps;
__be32 uc_odp_caps;
__be32 ud_odp_caps;
} per_transport_caps;
char reserved2[0xe4];
};
struct mlx5_cmd_layout {
u8 type;
u8 rsvd0[3];
__be32 inlen;
__be64 in_ptr;
__be32 in[4];
__be32 out[4];
__be64 out_ptr;
__be32 outlen;
u8 token;
u8 sig;
u8 rsvd1;
u8 status_own;
};
enum mlx5_rfr_severity_bit_offsets {
MLX5_RFR_BIT_OFFSET = 0x7,
};
struct health_buffer {
__be32 assert_var[6];
__be32 rsvd0[2];
__be32 assert_exit_ptr;
__be32 assert_callra;
__be32 rsvd1[1];
__be32 time;
__be32 fw_ver;
__be32 hw_id;
u8 rfr_severity;
u8 rsvd2[3];
u8 irisc_index;
u8 synd;
__be16 ext_synd;
};
enum mlx5_initializing_bit_offsets {
MLX5_FW_RESET_SUPPORTED_OFFSET = 30,
};
enum mlx5_cmd_addr_l_sz_offset {
MLX5_NIC_IFC_OFFSET = 8,
};
struct mlx5_init_seg {
__be32 fw_rev;
__be32 cmdif_rev_fw_sub;
__be32 rsvd0[2];
__be32 cmdq_addr_h;
__be32 cmdq_addr_l_sz;
__be32 cmd_dbell;
__be32 rsvd1[120];
__be32 initializing;
struct health_buffer health;
__be32 rsvd2[878];
__be32 cmd_exec_to;
__be32 cmd_q_init_to;
__be32 internal_timer_h;
__be32 internal_timer_l;
__be32 rsvd3[2];
__be32 health_counter;
__be32 rsvd4[11];
__be32 real_time_h;
__be32 real_time_l;
__be32 rsvd5[1006];
__be64 ieee1588_clk;
__be32 ieee1588_clk_type;
__be32 clr_intx;
};
struct mlx5_eqe_comp {
__be32 reserved[6];
__be32 cqn;
};
struct mlx5_eqe_qp_srq {
__be32 reserved1[5];
u8 type;
u8 reserved2[3];
__be32 qp_srq_n;
};
struct mlx5_eqe_cq_err {
__be32 cqn;
u8 reserved1[7];
u8 syndrome;
};
struct mlx5_eqe_xrq_err {
__be32 reserved1[5];
__be32 type_xrqn;
__be32 reserved2;
};
struct mlx5_eqe_port_state {
u8 reserved0[8];
u8 port;
};
struct mlx5_eqe_gpio {
__be32 reserved0[2];
__be64 gpio_event;
};
struct mlx5_eqe_congestion {
u8 type;
u8 rsvd0;
u8 congestion_level;
};
struct mlx5_eqe_stall_vl {
u8 rsvd0[3];
u8 port_vl;
};
struct mlx5_eqe_cmd {
__be32 vector;
__be32 rsvd[6];
};
struct mlx5_eqe_page_req {
__be16 ec_function;
__be16 func_id;
__be32 num_pages;
__be32 rsvd1[5];
};
#define MEMORY_SCHEME_PAGE_FAULT_GRANULARITY 4096
struct mlx5_eqe_page_fault {
union {
struct {
__be32 bytes_committed;
u16 reserved1;
__be16 wqe_index;
u16 reserved2;
__be16 packet_length;
__be32 token;
u8 reserved4[8];
__be32 pftype_wq;
} __packed wqe;
struct {
__be32 bytes_committed;
__be32 r_key;
u16 reserved1;
__be16 packet_length;
__be32 rdma_op_len;
__be64 rdma_va;
__be32 pftype_token;
} __packed rdma;
struct {
u8 flags;
u8 reserved1;
__be16 post_demand_fault_pages;
__be16 pre_demand_fault_pages;
__be16 token47_32;
__be32 token31_0;
/*
* FW changed from specifying the fault size in byte
* count to 4k pages granularity. The size specified
* in pages uses bits 31:12, to keep backward
* compatibility.
*/
__be32 demand_fault_pages;
__be32 mkey;
__be64 va;
} __packed memory;
} __packed;
} __packed;
struct mlx5_eqe_vport_change {
u8 rsvd0[2];
__be16 vport_num;
__be32 rsvd1[6];
} __packed;
struct mlx5_eqe_port_module {
u8 reserved_at_0[1];
u8 module;
u8 reserved_at_2[1];
u8 module_status;
u8 reserved_at_4[2];
u8 error_type;
} __packed;
struct mlx5_eqe_pps {
u8 rsvd0[3];
u8 pin;
u8 rsvd1[4];
union {
struct {
__be32 time_sec;
__be32 time_nsec;
};
struct {
__be64 time_stamp;
};
};
u8 rsvd2[12];
} __packed;
struct mlx5_eqe_dct {
__be32 reserved[6];
__be32 dctn;
};
struct mlx5_eqe_temp_warning {
__be64 sensor_warning_msb;
__be64 sensor_warning_lsb;
} __packed;
struct mlx5_eqe_obj_change {
u8 rsvd0[2];
__be16 obj_type;
__be32 obj_id;
} __packed;
#define SYNC_RST_STATE_MASK 0xf
enum sync_rst_state_type {
MLX5_SYNC_RST_STATE_RESET_REQUEST = 0x0,
MLX5_SYNC_RST_STATE_RESET_NOW = 0x1,
MLX5_SYNC_RST_STATE_RESET_ABORT = 0x2,
MLX5_SYNC_RST_STATE_RESET_UNLOAD = 0x3,
};
struct mlx5_eqe_sync_fw_update {
u8 reserved_at_0[3];
u8 sync_rst_state;
};
struct mlx5_eqe_vhca_state {
__be16 ec_function;
__be16 function_id;
} __packed;
union ev_data {
__be32 raw[7];
struct mlx5_eqe_cmd cmd;
struct mlx5_eqe_comp comp;
struct mlx5_eqe_qp_srq qp_srq;
struct mlx5_eqe_cq_err cq_err;
struct mlx5_eqe_port_state port;
struct mlx5_eqe_gpio gpio;
struct mlx5_eqe_congestion cong;
struct mlx5_eqe_stall_vl stall_vl;
struct mlx5_eqe_page_req req_pages;
struct mlx5_eqe_page_fault page_fault;
struct mlx5_eqe_vport_change vport_change;
struct mlx5_eqe_port_module port_module;
struct mlx5_eqe_pps pps;
struct mlx5_eqe_dct dct;
struct mlx5_eqe_temp_warning temp_warning;
struct mlx5_eqe_xrq_err xrq_err;
struct mlx5_eqe_sync_fw_update sync_fw_update;
struct mlx5_eqe_vhca_state vhca_state;
struct mlx5_eqe_obj_change obj_change;
} __packed;
struct mlx5_eqe {
u8 rsvd0;
u8 type;
u8 rsvd1;
u8 sub_type;
__be32 rsvd2[7];
union ev_data data;
__be16 rsvd3;
u8 signature;
u8 owner;
} __packed;
struct mlx5_cmd_prot_block {
u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
u8 rsvd0[48];
__be64 next;
__be32 block_num;
u8 rsvd1;
u8 token;
u8 ctrl_sig;
u8 sig;
};
enum {
MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
};
struct mlx5_err_cqe {
u8 rsvd0[32];
__be32 srqn;
u8 rsvd1[18];
u8 vendor_err_synd;
u8 syndrome;
__be32 s_wqe_opcode_qpn;
__be16 wqe_counter;
u8 signature;
u8 op_own;
};
struct mlx5_cqe64 {
u8 tls_outer_l3_tunneled;
u8 rsvd0;
__be16 wqe_id;
union {
struct {
u8 tcppsh_abort_dupack;
u8 min_ttl;
__be16 tcp_win;
__be32 ack_seq_num;
} lro;
struct {
u8 reserved0:1;
u8 match:1;
u8 flush:1;
u8 reserved3:5;
u8 header_size;
__be16 header_entry_index;
__be32 data_offset;
} shampo;
};
__be32 rss_hash_result;
u8 rss_hash_type;
u8 ml_path;
u8 rsvd20[2];
__be16 check_sum;
__be16 slid;
__be32 flags_rqpn;
u8 hds_ip_ext;
u8 l4_l3_hdr_type;
__be16 vlan_info;
__be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
union {
__be32 immediate;
__be32 inval_rkey;
__be32 pkey;
__be32 ft_metadata;
};
u8 rsvd40[4];
__be32 byte_cnt;
__be32 timestamp_h;
__be32 timestamp_l;
__be32 sop_drop_qpn;
__be16 wqe_counter;
union {
u8 signature;
u8 validity_iteration_count;
};
u8 op_own;
};
struct mlx5_mini_cqe8 {
union {
__be32 rx_hash_result;
struct {
__be16 checksum;
__be16 stridx;
};
struct {
__be16 wqe_counter;
u8 s_wqe_opcode;
u8 reserved;
} s_wqe_info;
};
__be32 byte_cnt;
};
enum {
MLX5_NO_INLINE_DATA,
MLX5_INLINE_DATA32_SEG,
MLX5_INLINE_DATA64_SEG,
MLX5_COMPRESSED,
};
enum {
MLX5_CQE_FORMAT_CSUM = 0x1,
MLX5_CQE_FORMAT_CSUM_STRIDX = 0x3,
};
enum {
MLX5_CQE_COMPRESS_LAYOUT_BASIC = 0,
MLX5_CQE_COMPRESS_LAYOUT_ENHANCED = 1,
};
#define MLX5_MINI_CQE_ARRAY_SIZE 8
static inline u8 mlx5_get_cqe_format(struct mlx5_cqe64 *cqe)
{
return (cqe->op_own >> 2) & 0x3;
}
static inline u8 get_cqe_opcode(struct mlx5_cqe64 *cqe)
{
return cqe->op_own >> 4;
}
static inline u8 get_cqe_enhanced_num_mini_cqes(struct mlx5_cqe64 *cqe)
{
/* num_of_mini_cqes is zero based */
return get_cqe_opcode(cqe) + 1;
}
static inline u8 get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
{
return (cqe->lro.tcppsh_abort_dupack >> 6) & 1;
}
static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
{
return (cqe->l4_l3_hdr_type >> 4) & 0x7;
}
static inline bool cqe_is_tunneled(struct mlx5_cqe64 *cqe)
{
return cqe->tls_outer_l3_tunneled & 0x1;
}
static inline u8 get_cqe_tls_offload(struct mlx5_cqe64 *cqe)
{
return (cqe->tls_outer_l3_tunneled >> 3) & 0x3;
}
static inline bool cqe_has_vlan(const struct mlx5_cqe64 *cqe)
{
return cqe->l4_l3_hdr_type & 0x1;
}
static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
{
u32 hi, lo;
hi = be32_to_cpu(cqe->timestamp_h);
lo = be32_to_cpu(cqe->timestamp_l);
return (u64)lo | ((u64)hi << 32);
}
static inline u16 get_cqe_flow_tag(struct mlx5_cqe64 *cqe)
{
return be32_to_cpu(cqe->sop_drop_qpn) & 0xFFF;
}
#define MLX5_MPWQE_LOG_NUM_STRIDES_EXT_BASE 3
#define MLX5_MPWQE_LOG_NUM_STRIDES_BASE 9
#define MLX5_MPWQE_LOG_NUM_STRIDES_MAX 16
#define MLX5_MPWQE_LOG_STRIDE_SZ_BASE 6
#define MLX5_MPWQE_LOG_STRIDE_SZ_MAX 13
struct mpwrq_cqe_bc {
__be16 filler_consumed_strides;
__be16 byte_cnt;
};
static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
{
struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
return be16_to_cpu(bc->byte_cnt);
}
static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
{
return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
}
static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
{
struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
return mpwrq_get_cqe_bc_consumed_strides(bc);
}
static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
{
struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
}
static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
{
return be16_to_cpu(cqe->wqe_counter);
}
enum {
CQE_L4_HDR_TYPE_NONE = 0x0,
CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
CQE_L4_HDR_TYPE_UDP = 0x2,
CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
};
enum {
CQE_RSS_HTYPE_IP = GENMASK(3, 2),
/* cqe->rss_hash_type[3:2] - IP destination selected for hash
* (00 = none, 01 = IPv4, 10 = IPv6, 11 = Reserved)
*/
CQE_RSS_IP_NONE = 0x0,
CQE_RSS_IPV4 = 0x1,
CQE_RSS_IPV6 = 0x2,
CQE_RSS_RESERVED = 0x3,
CQE_RSS_HTYPE_L4 = GENMASK(7, 6),
/* cqe->rss_hash_type[7:6] - L4 destination selected for hash
* (00 = none, 01 = TCP. 10 = UDP, 11 = IPSEC.SPI
*/
CQE_RSS_L4_NONE = 0x0,
CQE_RSS_L4_TCP = 0x1,
CQE_RSS_L4_UDP = 0x2,
CQE_RSS_L4_IPSEC = 0x3,
};
enum {
MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
};
enum {
CQE_L2_OK = 1 << 0,
CQE_L3_OK = 1 << 1,
CQE_L4_OK = 1 << 2,
};
enum {
CQE_TLS_OFFLOAD_NOT_DECRYPTED = 0x0,
CQE_TLS_OFFLOAD_DECRYPTED = 0x1,
CQE_TLS_OFFLOAD_RESYNC = 0x2,
CQE_TLS_OFFLOAD_ERROR = 0x3,
};
struct mlx5_sig_err_cqe {
u8 rsvd0[16];
__be32 expected_trans_sig;
__be32 actual_trans_sig;
__be32 expected_reftag;
__be32 actual_reftag;
__be16 syndrome;
u8 rsvd22[2];
__be32 mkey;
__be64 err_offset;
u8 rsvd30[8];
__be32 qpn;
u8 rsvd38[2];
u8 signature;
u8 op_own;
};
struct mlx5_wqe_srq_next_seg {
u8 rsvd0[2];
__be16 next_wqe_index;
u8 signature;
u8 rsvd1[11];
};
union mlx5_ext_cqe {
struct ib_grh grh;
u8 inl[64];
};
struct mlx5_cqe128 {
union mlx5_ext_cqe inl_grh;
struct mlx5_cqe64 cqe64;
};
enum {
MLX5_MKEY_STATUS_FREE = 1 << 6,
};
enum {
MLX5_MKEY_REMOTE_INVAL = 1 << 24,
MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
MLX5_MKEY_BSF_EN = 1 << 30,
};
struct mlx5_mkey_seg {
/* This is a two bit field occupying bits 31-30.
* bit 31 is always 0,
* bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have translation
*/
u8 status;
u8 pcie_control;
u8 flags;
u8 version;
__be32 qpn_mkey7_0;
u8 rsvd1[4];
__be32 flags_pd;
__be64 start_addr;
__be64 len;
__be32 bsfs_octo_size;
u8 rsvd2[16];
__be32 xlt_oct_size;
u8 rsvd3[3];
u8 log2_page_size;
u8 rsvd4[4];
};
#define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
enum {
MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
};
enum {
VPORT_STATE_DOWN = 0x0,
VPORT_STATE_UP = 0x1,
};
enum {
MLX5_VPORT_ADMIN_STATE_DOWN = 0x0,
MLX5_VPORT_ADMIN_STATE_UP = 0x1,
MLX5_VPORT_ADMIN_STATE_AUTO = 0x2,
};
enum {
MLX5_VPORT_CVLAN_INSERT_WHEN_NO_CVLAN = 0x1,
MLX5_VPORT_CVLAN_INSERT_ALWAYS = 0x3,
};
enum {
MLX5_L3_PROT_TYPE_IPV4 = 0,
MLX5_L3_PROT_TYPE_IPV6 = 1,
};
enum {
MLX5_L4_PROT_TYPE_TCP = 0,
MLX5_L4_PROT_TYPE_UDP = 1,
};
enum {
MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
};
enum {
MLX5_MATCH_OUTER_HEADERS = 1 << 0,
MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
MLX5_MATCH_INNER_HEADERS = 1 << 2,
MLX5_MATCH_MISC_PARAMETERS_2 = 1 << 3,
MLX5_MATCH_MISC_PARAMETERS_3 = 1 << 4,
MLX5_MATCH_MISC_PARAMETERS_4 = 1 << 5,
MLX5_MATCH_MISC_PARAMETERS_5 = 1 << 6,
};
enum {
MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
};
enum {
MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0,
MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1,
MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2,
};
enum mlx5_list_type {
MLX5_NVPRT_LIST_TYPE_UC = 0x0,
MLX5_NVPRT_LIST_TYPE_MC = 0x1,
MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,
};
enum {
MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1,
};
enum mlx5_wol_mode {
MLX5_WOL_DISABLE = 0,
MLX5_WOL_SECURED_MAGIC = 1 << 1,
MLX5_WOL_MAGIC = 1 << 2,
MLX5_WOL_ARP = 1 << 3,
MLX5_WOL_BROADCAST = 1 << 4,
MLX5_WOL_MULTICAST = 1 << 5,
MLX5_WOL_UNICAST = 1 << 6,
MLX5_WOL_PHY_ACTIVITY = 1 << 7,
};
enum mlx5_mpls_supported_fields {
MLX5_FIELD_SUPPORT_MPLS_LABEL = 1 << 0,
MLX5_FIELD_SUPPORT_MPLS_EXP = 1 << 1,
MLX5_FIELD_SUPPORT_MPLS_S_BOS = 1 << 2,
MLX5_FIELD_SUPPORT_MPLS_TTL = 1 << 3
};
enum mlx5_flex_parser_protos {
MLX5_FLEX_PROTO_GENEVE = 1 << 3,
MLX5_FLEX_PROTO_CW_MPLS_GRE = 1 << 4,
MLX5_FLEX_PROTO_CW_MPLS_UDP = 1 << 5,
MLX5_FLEX_PROTO_ICMP = 1 << 8,
MLX5_FLEX_PROTO_ICMPV6 = 1 << 9,
};
/* MLX5 DEV CAPs */
/* TODO: EAT.ME */
enum mlx5_cap_mode {
HCA_CAP_OPMOD_GET_MAX = 0,
HCA_CAP_OPMOD_GET_CUR = 1,
};
/* Any new cap addition must update mlx5_hca_caps_alloc() to allocate
* capability memory.
*/
enum mlx5_cap_type {
MLX5_CAP_GENERAL = 0,
MLX5_CAP_ETHERNET_OFFLOADS,
MLX5_CAP_ODP,
MLX5_CAP_ATOMIC,
MLX5_CAP_ROCE,
MLX5_CAP_IPOIB_OFFLOADS,
MLX5_CAP_IPOIB_ENHANCED_OFFLOADS,
MLX5_CAP_FLOW_TABLE,
MLX5_CAP_ESWITCH_FLOW_TABLE,
MLX5_CAP_ESWITCH,
MLX5_CAP_QOS = 0xc,
MLX5_CAP_DEBUG,
MLX5_CAP_RESERVED_14,
MLX5_CAP_DEV_MEM,
MLX5_CAP_RESERVED_16,
MLX5_CAP_TLS,
MLX5_CAP_VDPA_EMULATION = 0x13,
MLX5_CAP_DEV_EVENT = 0x14,
MLX5_CAP_IPSEC,
MLX5_CAP_CRYPTO = 0x1a,
MLX5_CAP_MACSEC = 0x1f,
MLX5_CAP_GENERAL_2 = 0x20,
MLX5_CAP_PORT_SELECTION = 0x25,
MLX5_CAP_ADV_VIRTUALIZATION = 0x26,
/* NUM OF CAP Types */
MLX5_CAP_NUM
};
enum mlx5_pcam_reg_groups {
MLX5_PCAM_REGS_5000_TO_507F = 0x0,
};
enum mlx5_pcam_feature_groups {
MLX5_PCAM_FEATURE_ENHANCED_FEATURES = 0x0,
};
enum mlx5_mcam_reg_groups {
MLX5_MCAM_REGS_FIRST_128 = 0x0,
MLX5_MCAM_REGS_0x9100_0x917F = 0x2,
MLX5_MCAM_REGS_0x9180_0x91FF = 0x3,
MLX5_MCAM_REGS_NUM = 0x4,
};
enum mlx5_mcam_feature_groups {
MLX5_MCAM_FEATURE_ENHANCED_FEATURES = 0x0,
};
enum mlx5_qcam_reg_groups {
MLX5_QCAM_REGS_FIRST_128 = 0x0,
};
enum mlx5_qcam_feature_groups {
MLX5_QCAM_FEATURE_ENHANCED_FEATURES = 0x0,
};
/* GET Dev Caps macros */
#define MLX5_CAP_GEN(mdev, cap) \
MLX5_GET(cmd_hca_cap, mdev->caps.hca[MLX5_CAP_GENERAL]->cur, cap)
#define MLX5_CAP_GEN_64(mdev, cap) \
MLX5_GET64(cmd_hca_cap, mdev->caps.hca[MLX5_CAP_GENERAL]->cur, cap)
#define MLX5_CAP_GEN_MAX(mdev, cap) \
MLX5_GET(cmd_hca_cap, mdev->caps.hca[MLX5_CAP_GENERAL]->max, cap)
#define MLX5_CAP_GEN_2(mdev, cap) \
MLX5_GET(cmd_hca_cap_2, mdev->caps.hca[MLX5_CAP_GENERAL_2]->cur, cap)
#define MLX5_CAP_GEN_2_64(mdev, cap) \
MLX5_GET64(cmd_hca_cap_2, mdev->caps.hca[MLX5_CAP_GENERAL_2]->cur, cap)
#define MLX5_CAP_GEN_2_MAX(mdev, cap) \
MLX5_GET(cmd_hca_cap_2, mdev->caps.hca[MLX5_CAP_GENERAL_2]->max, cap)
#define MLX5_CAP_ETH(mdev, cap) \
MLX5_GET(per_protocol_networking_offload_caps,\
mdev->caps.hca[MLX5_CAP_ETHERNET_OFFLOADS]->cur, cap)
#define MLX5_CAP_IPOIB_ENHANCED(mdev, cap) \
MLX5_GET(per_protocol_networking_offload_caps,\
mdev->caps.hca[MLX5_CAP_IPOIB_ENHANCED_OFFLOADS]->cur, cap)
#define MLX5_CAP_ROCE(mdev, cap) \
MLX5_GET(roce_cap, mdev->caps.hca[MLX5_CAP_ROCE]->cur, cap)
#define MLX5_CAP_ROCE_MAX(mdev, cap) \
MLX5_GET(roce_cap, mdev->caps.hca[MLX5_CAP_ROCE]->max, cap)
#define MLX5_CAP_ATOMIC(mdev, cap) \
MLX5_GET(atomic_caps, mdev->caps.hca[MLX5_CAP_ATOMIC]->cur, cap)
#define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
MLX5_GET(atomic_caps, mdev->caps.hca[MLX5_CAP_ATOMIC]->max, cap)
#define MLX5_CAP_FLOWTABLE(mdev, cap) \
MLX5_GET(flow_table_nic_cap, mdev->caps.hca[MLX5_CAP_FLOW_TABLE]->cur, cap)
#define MLX5_CAP64_FLOWTABLE(mdev, cap) \
MLX5_GET64(flow_table_nic_cap, (mdev)->caps.hca[MLX5_CAP_FLOW_TABLE]->cur, cap)
#define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
#define MLX5_CAP_FLOWTABLE_NIC_TX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit.cap)
#define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap)
#define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap)
#define MLX5_CAP_FLOWTABLE_RDMA_RX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_rdma.cap)
#define MLX5_CAP_FLOWTABLE_RDMA_TX(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_rdma.cap)
#define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
MLX5_GET(flow_table_eswitch_cap, \
mdev->caps.hca[MLX5_CAP_ESWITCH_FLOW_TABLE]->cur, cap)
#define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
#define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
#define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
#define MLX5_CAP_ESW_FT_FIELD_SUPPORT_2(mdev, cap) \
MLX5_CAP_ESW_FLOWTABLE(mdev, ft_field_support_2_esw_fdb.cap)
#define MLX5_CAP_NIC_RX_FT_FIELD_SUPPORT_2(mdev, cap) \
MLX5_CAP_FLOWTABLE(mdev, ft_field_support_2_nic_receive.cap)
#define MLX5_CAP_ESW(mdev, cap) \
MLX5_GET(e_switch_cap, \
mdev->caps.hca[MLX5_CAP_ESWITCH]->cur, cap)
#define MLX5_CAP64_ESW_FLOWTABLE(mdev, cap) \
MLX5_GET64(flow_table_eswitch_cap, \
(mdev)->caps.hca[MLX5_CAP_ESWITCH_FLOW_TABLE]->cur, cap)
#define MLX5_CAP_PORT_SELECTION(mdev, cap) \
MLX5_GET(port_selection_cap, \
mdev->caps.hca[MLX5_CAP_PORT_SELECTION]->cur, cap)
#define MLX5_CAP_PORT_SELECTION_MAX(mdev, cap) \
MLX5_GET(port_selection_cap, \
mdev->caps.hca[MLX5_CAP_PORT_SELECTION]->max, cap)
#define MLX5_CAP_ADV_VIRTUALIZATION(mdev, cap) \
MLX5_GET(adv_virtualization_cap, \
mdev->caps.hca[MLX5_CAP_ADV_VIRTUALIZATION]->cur, cap)
#define MLX5_CAP_FLOWTABLE_PORT_SELECTION(mdev, cap) \
MLX5_CAP_PORT_SELECTION(mdev, flow_table_properties_port_selection.cap)
#define MLX5_CAP_PORT_SELECTION_FT_FIELD_SUPPORT_2(mdev, cap) \
MLX5_CAP_PORT_SELECTION(mdev, ft_field_support_2_port_selection.cap)
#define MLX5_CAP_ODP(mdev, cap)\
MLX5_GET(odp_cap, mdev->caps.hca[MLX5_CAP_ODP]->cur, cap)
#define MLX5_CAP_ODP_SCHEME(mdev, cap) \
(MLX5_GET(odp_cap, mdev->caps.hca[MLX5_CAP_ODP]->cur, \
mem_page_fault) ? \
MLX5_GET(odp_cap, mdev->caps.hca[MLX5_CAP_ODP]->cur, \
memory_page_fault_scheme_cap.cap) : \
MLX5_GET(odp_cap, mdev->caps.hca[MLX5_CAP_ODP]->cur, \
transport_page_fault_scheme_cap.cap))
#define MLX5_CAP_ODP_MAX(mdev, cap)\
MLX5_GET(odp_cap, mdev->caps.hca[MLX5_CAP_ODP]->max, cap)
#define MLX5_CAP_QOS(mdev, cap)\
MLX5_GET(qos_cap, mdev->caps.hca[MLX5_CAP_QOS]->cur, cap)
#define MLX5_CAP_DEBUG(mdev, cap)\
MLX5_GET(debug_cap, mdev->caps.hca[MLX5_CAP_DEBUG]->cur, cap)
#define MLX5_CAP_PCAM_FEATURE(mdev, fld) \
MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld)
#define MLX5_CAP_PCAM_REG(mdev, reg) \
MLX5_GET(pcam_reg, (mdev)->caps.pcam, port_access_reg_cap_mask.regs_5000_to_507f.reg)
#define MLX5_CAP_MCAM_REG(mdev, reg) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_FIRST_128], \
mng_access_reg_cap_mask.access_regs.reg)
#define MLX5_CAP_MCAM_REG2(mdev, reg) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_0x9100_0x917F], \
mng_access_reg_cap_mask.access_regs2.reg)
#define MLX5_CAP_MCAM_REG3(mdev, reg) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_0x9180_0x91FF], \
mng_access_reg_cap_mask.access_regs3.reg)
#define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
#define MLX5_CAP_QCAM_REG(mdev, fld) \
MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_access_reg_cap_mask.reg_cap.fld)
#define MLX5_CAP_QCAM_FEATURE(mdev, fld) \
MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_feature_cap_mask.feature_cap.fld)
#define MLX5_CAP_FPGA(mdev, cap) \
MLX5_GET(fpga_cap, (mdev)->caps.fpga, cap)
#define MLX5_CAP64_FPGA(mdev, cap) \
MLX5_GET64(fpga_cap, (mdev)->caps.fpga, cap)
#define MLX5_CAP_DEV_MEM(mdev, cap)\
MLX5_GET(device_mem_cap, mdev->caps.hca[MLX5_CAP_DEV_MEM]->cur, cap)
#define MLX5_CAP64_DEV_MEM(mdev, cap)\
MLX5_GET64(device_mem_cap, mdev->caps.hca[MLX5_CAP_DEV_MEM]->cur, cap)
#define MLX5_CAP_TLS(mdev, cap) \
MLX5_GET(tls_cap, (mdev)->caps.hca[MLX5_CAP_TLS]->cur, cap)
#define MLX5_CAP_DEV_EVENT(mdev, cap)\
MLX5_ADDR_OF(device_event_cap, (mdev)->caps.hca[MLX5_CAP_DEV_EVENT]->cur, cap)
#define MLX5_CAP_DEV_VDPA_EMULATION(mdev, cap)\
MLX5_GET(virtio_emulation_cap, \
(mdev)->caps.hca[MLX5_CAP_VDPA_EMULATION]->cur, cap)
#define MLX5_CAP64_DEV_VDPA_EMULATION(mdev, cap)\
MLX5_GET64(virtio_emulation_cap, \
(mdev)->caps.hca[MLX5_CAP_VDPA_EMULATION]->cur, cap)
#define MLX5_CAP_IPSEC(mdev, cap)\
MLX5_GET(ipsec_cap, (mdev)->caps.hca[MLX5_CAP_IPSEC]->cur, cap)
#define MLX5_CAP_CRYPTO(mdev, cap)\
MLX5_GET(crypto_cap, (mdev)->caps.hca[MLX5_CAP_CRYPTO]->cur, cap)
#define MLX5_CAP_MACSEC(mdev, cap)\
MLX5_GET(macsec_cap, (mdev)->caps.hca[MLX5_CAP_MACSEC]->cur, cap)
enum {
MLX5_CMD_STAT_OK = 0x0,
MLX5_CMD_STAT_INT_ERR = 0x1,
MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
MLX5_CMD_STAT_RES_BUSY = 0x6,
MLX5_CMD_STAT_NOT_READY = 0x7,
MLX5_CMD_STAT_LIM_ERR = 0x8,
MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
MLX5_CMD_STAT_IX_ERR = 0xa,
MLX5_CMD_STAT_NO_RES_ERR = 0xf,
MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
};
enum {
MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
MLX5_PER_TRAFFIC_CLASS_CONGESTION_GROUP = 0x13,
MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP = 0x16,
MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
MLX5_INFINIBAND_EXTENDED_PORT_COUNTERS_GROUP = 0x21,
};
enum {
MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0,
};
static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
{
if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
return 0;
return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
}
#define MLX5_RDMA_RX_NUM_COUNTERS_PRIOS 2
#define MLX5_RDMA_TX_NUM_COUNTERS_PRIOS 1
#define MLX5_BY_PASS_NUM_REGULAR_PRIOS 16
#define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 16
#define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
#define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
#endif /* MLX5_DEVICE_H */
|