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
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Adaptec AAC series RAID controller driver
* (c) Copyright 2001 Red Hat Inc.
*
* based on the old aacraid driver that is..
* Adaptec aacraid device driver for Linux.
*
* Copyright (c) 2000-2010 Adaptec, Inc.
* 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com)
* 2016-2017 Microsemi Corp. (aacraid@microsemi.com)
*
* Module Name:
* linit.c
*
* Abstract: Linux Driver entry module for Adaptec RAID Array Controller
*/
#include <linux/compat.h>
#include <linux/blkdev.h>
#include <linux/completion.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/aer.h>
#include <linux/slab.h>
#include <linux/mutex.h>
#include <linux/spinlock.h>
#include <linux/syscalls.h>
#include <linux/delay.h>
#include <linux/kthread.h>
#include <linux/msdos_partition.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
#include <scsi/scsi_eh.h>
#include "aacraid.h"
#define AAC_DRIVER_VERSION "1.2.1"
#ifndef AAC_DRIVER_BRANCH
#define AAC_DRIVER_BRANCH ""
#endif
#define AAC_DRIVERNAME "aacraid"
#ifdef AAC_DRIVER_BUILD
#define _str(x) #x
#define str(x) _str(x)
#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
#else
#define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH
#endif
MODULE_AUTHOR("Red Hat Inc and Adaptec");
MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
"Adaptec Advanced Raid Products, "
"HP NetRAID-4M, IBM ServeRAID & ICP SCSI driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
static DEFINE_MUTEX(aac_mutex);
static LIST_HEAD(aac_devices);
static int aac_cfg_major = AAC_CHARDEV_UNREGISTERED;
char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
/*
* Because of the way Linux names scsi devices, the order in this table has
* become important. Check for on-board Raid first, add-in cards second.
*
* Note: The last field is used to index into aac_drivers below.
*/
static const struct pci_device_id aac_pci_tbl[] = {
{ 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
{ 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
{ 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
{ 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
{ 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */
{ 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */
{ 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
{ 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */
{ 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */
{ 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */
{ 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */
{ 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */
{ 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */
{ 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */
{ 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */
{ 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */
{ 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */
{ 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */
{ 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
{ 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
{ 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
{ 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */
{ 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */
{ 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */
{ 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */
{ 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024RO (Lancer) */
{ 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014RO (Lancer) */
{ 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
{ 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
{ 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5445AU (Hurricane44) */
{ 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
{ 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
{ 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */
{ 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */
{ 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */
{ 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */
{ 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
{ 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
{ 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
{ 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
{ 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
{ 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
{ 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
{ 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */
{ 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */
{ 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005 */
{ 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */
{ 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */
{ 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */
{ 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */
{ 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000 (BlackBird) */
{ 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
{ 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
{ 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-3800 (Hurricane44) */
{ 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/
{ 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/
{ 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/
{ 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */
{ 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */
{ 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */
{ 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */
{ 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
{ 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
{ 0x9005, 0x0288, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 61 }, /* Adaptec NEMER/ARK Catch All */
{ 0x9005, 0x028b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 62 }, /* Adaptec PMC Series 6 (Tupelo) */
{ 0x9005, 0x028c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 63 }, /* Adaptec PMC Series 7 (Denali) */
{ 0x9005, 0x028d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 64 }, /* Adaptec PMC Series 8 */
{ 0,}
};
MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
/*
* dmb - For now we add the number of channels to this structure.
* In the future we should add a fib that reports the number of channels
* for the card. At that time we can remove the channels from here
*/
static struct aac_driver_ident aac_drivers[] = {
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 2/Si (Iguana/PERC2Si) */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Opal/PERC3Di) */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Si (SlimFast/PERC3Si */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Viper/PERC3DiV) */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Lexus/PERC3DiL) */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Dagger/PERC3DiD) */
{ aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* PERC 3/Di (Boxster/PERC3DiB) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* catapult */
{ aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* tomcat */
{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Adaptec 2200S (Vulcan-2m) */
{ aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S220 (Legend Crusader) */
{ aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend S230 (Legend Vulcan) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
{ aac_rkt_init, "aacraid", "ICP ", "ICP9024RO ", 2 }, /* ICP9024RO (Lancer) */
{ aac_rkt_init, "aacraid", "ICP ", "ICP9014RO ", 1 }, /* ICP9014RO (Lancer) */
{ aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
{ aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
{ aac_rkt_init, "aacraid", "ICP ", "ICP5445AU ", 1 }, /* ICP5445AU (Hurricane44) */
{ aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
{ aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
{ aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
{ NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
{ aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005 ", 1 }, /* ASR-4005 */
{ aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
{ aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
{ aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000 ", 1 }, /* ASR-4000 (BlackBird & AvonPark) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
{ aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-3800 ", 1 }, /* ASR-3800 (Hurricane44) */
{ aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
{ aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
{ aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
{ aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_34SG }, /* Dell PERC2/QC */
{ aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
{ aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Dell Catchall */
{ aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG | AAC_QUIRK_SCSI_32 }, /* Legend Catchall */
{ aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Catch All */
{ aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec Rocket Catch All */
{ aac_nark_init, "aacraid", "ADAPTEC ", "RAID ", 2 }, /* Adaptec NEMER/ARK Catch All */
{ aac_src_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 6 (Tupelo) */
{ aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 7 (Denali) */
{ aac_srcv_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_SRC }, /* Adaptec PMC Series 8 */
};
/**
* aac_queuecommand - queue a SCSI command
* @shost: Scsi host to queue command on
* @cmd: SCSI command to queue
*
* Queues a command for execution by the associated Host Adapter.
*
* TODO: unify with aac_scsi_cmd().
*/
static int aac_queuecommand(struct Scsi_Host *shost,
struct scsi_cmnd *cmd)
{
aac_priv(cmd)->owner = AAC_OWNER_LOWLEVEL;
return aac_scsi_cmd(cmd) ? FAILED : 0;
}
/**
* aac_info - Returns the host adapter name
* @shost: Scsi host to report on
*
* Returns a static string describing the device in question
*/
static const char *aac_info(struct Scsi_Host *shost)
{
struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
return aac_drivers[dev->cardtype].name;
}
/**
* aac_get_driver_ident
* @devtype: index into lookup table
*
* Returns a pointer to the entry in the driver lookup table.
*/
struct aac_driver_ident* aac_get_driver_ident(int devtype)
{
return &aac_drivers[devtype];
}
/**
* aac_biosparm - return BIOS parameters for disk
* @sdev: The scsi device corresponding to the disk
* @bdev: the block device corresponding to the disk
* @capacity: the sector capacity of the disk
* @geom: geometry block to fill in
*
* Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
* The default disk geometry is 64 heads, 32 sectors, and the appropriate
* number of cylinders so as not to exceed drive capacity. In order for
* disks equal to or larger than 1 GB to be addressable by the BIOS
* without exceeding the BIOS limitation of 1024 cylinders, Extended
* Translation should be enabled. With Extended Translation enabled,
* drives between 1 GB inclusive and 2 GB exclusive are given a disk
* geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
* are given a disk geometry of 255 heads and 63 sectors. However, if
* the BIOS detects that the Extended Translation setting does not match
* the geometry in the partition table, then the translation inferred
* from the partition table will be used by the BIOS, and a warning may
* be displayed.
*/
static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
sector_t capacity, int *geom)
{
struct diskparm *param = (struct diskparm *)geom;
unsigned char *buf;
dprintk((KERN_DEBUG "aac_biosparm.\n"));
/*
* Assuming extended translation is enabled - #REVISIT#
*/
if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
param->heads = 255;
param->sectors = 63;
} else {
param->heads = 128;
param->sectors = 32;
}
} else {
param->heads = 64;
param->sectors = 32;
}
param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
/*
* Read the first 1024 bytes from the disk device, if the boot
* sector partition table is valid, search for a partition table
* entry whose end_head matches one of the standard geometry
* translations ( 64/32, 128/32, 255/63 ).
*/
buf = scsi_bios_ptable(bdev);
if (!buf)
return 0;
if (*(__le16 *)(buf + 0x40) == cpu_to_le16(MSDOS_LABEL_MAGIC)) {
struct msdos_partition *first = (struct msdos_partition *)buf;
struct msdos_partition *entry = first;
int saved_cylinders = param->cylinders;
int num;
unsigned char end_head, end_sec;
for(num = 0; num < 4; num++) {
end_head = entry->end_head;
end_sec = entry->end_sector & 0x3f;
if(end_head == 63) {
param->heads = 64;
param->sectors = 32;
break;
} else if(end_head == 127) {
param->heads = 128;
param->sectors = 32;
break;
} else if(end_head == 254) {
param->heads = 255;
param->sectors = 63;
break;
}
entry++;
}
if (num == 4) {
end_head = first->end_head;
end_sec = first->end_sector & 0x3f;
}
param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
if (num < 4 && end_sec == param->sectors) {
if (param->cylinders != saved_cylinders) {
dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
param->heads, param->sectors, num));
}
} else if (end_head > 0 || end_sec > 0) {
dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
end_head + 1, end_sec, num));
dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
param->heads, param->sectors));
}
}
kfree(buf);
return 0;
}
/**
* aac_slave_configure - compute queue depths
* @sdev: SCSI device we are considering
*
* Selects queue depths for each target device based on the host adapter's
* total capacity and the queue depth supported by the target device.
* A queue depth of one automatically disables tagged queueing.
*/
static int aac_slave_configure(struct scsi_device *sdev)
{
struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata;
int chn, tid;
unsigned int depth = 0;
unsigned int set_timeout = 0;
int timeout = 0;
bool set_qd_dev_type = false;
u8 devtype = 0;
chn = aac_logical_to_phys(sdev_channel(sdev));
tid = sdev_id(sdev);
if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS && aac->sa_firmware) {
devtype = aac->hba_map[chn][tid].devtype;
if (devtype == AAC_DEVTYPE_NATIVE_RAW) {
depth = aac->hba_map[chn][tid].qd_limit;
set_timeout = 1;
goto common_config;
}
if (devtype == AAC_DEVTYPE_ARC_RAW) {
set_qd_dev_type = true;
set_timeout = 1;
goto common_config;
}
}
if (aac->jbod && (sdev->type == TYPE_DISK))
sdev->removable = 1;
if (sdev->type == TYPE_DISK
&& sdev_channel(sdev) != CONTAINER_CHANNEL
&& (!aac->jbod || sdev->inq_periph_qual)
&& (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))) {
if (expose_physicals == 0)
return -ENXIO;
if (expose_physicals < 0)
sdev->no_uld_attach = 1;
}
if (sdev->tagged_supported
&& sdev->type == TYPE_DISK
&& (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))
&& !sdev->no_uld_attach) {
struct scsi_device * dev;
struct Scsi_Host *host = sdev->host;
unsigned num_lsu = 0;
unsigned num_one = 0;
unsigned cid;
set_timeout = 1;
for (cid = 0; cid < aac->maximum_num_containers; ++cid)
if (aac->fsa_dev[cid].valid)
++num_lsu;
__shost_for_each_device(dev, host) {
if (dev->tagged_supported
&& dev->type == TYPE_DISK
&& (!aac->raid_scsi_mode || (sdev_channel(sdev) != 2))
&& !dev->no_uld_attach) {
if ((sdev_channel(dev) != CONTAINER_CHANNEL)
|| !aac->fsa_dev[sdev_id(dev)].valid) {
++num_lsu;
}
} else {
++num_one;
}
}
if (num_lsu == 0)
++num_lsu;
depth = (host->can_queue - num_one) / num_lsu;
if (sdev_channel(sdev) != NATIVE_CHANNEL)
goto common_config;
set_qd_dev_type = true;
}
common_config:
/*
* Check if SATA drive
*/
if (set_qd_dev_type) {
if (strncmp(sdev->vendor, "ATA", 3) == 0)
depth = 32;
else
depth = 64;
}
/*
* Firmware has an individual device recovery time typically
* of 35 seconds, give us a margin. Thor devices can take longer in
* error recovery, hence different value.
*/
if (set_timeout) {
timeout = aac->sa_firmware ? AAC_SA_TIMEOUT : AAC_ARC_TIMEOUT;
blk_queue_rq_timeout(sdev->request_queue, timeout * HZ);
}
if (depth > 256)
depth = 256;
else if (depth < 1)
depth = 1;
scsi_change_queue_depth(sdev, depth);
sdev->tagged_supported = 1;
return 0;
}
/**
* aac_change_queue_depth - alter queue depths
* @sdev: SCSI device we are considering
* @depth: desired queue depth
*
* Alters queue depths for target device based on the host adapter's
* total capacity and the queue depth supported by the target device.
*/
static int aac_change_queue_depth(struct scsi_device *sdev, int depth)
{
struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
int chn, tid, is_native_device = 0;
chn = aac_logical_to_phys(sdev_channel(sdev));
tid = sdev_id(sdev);
if (chn < AAC_MAX_BUSES && tid < AAC_MAX_TARGETS &&
aac->hba_map[chn][tid].devtype == AAC_DEVTYPE_NATIVE_RAW)
is_native_device = 1;
if (sdev->tagged_supported && (sdev->type == TYPE_DISK) &&
(sdev_channel(sdev) == CONTAINER_CHANNEL)) {
struct scsi_device * dev;
struct Scsi_Host *host = sdev->host;
unsigned num = 0;
__shost_for_each_device(dev, host) {
if (dev->tagged_supported && (dev->type == TYPE_DISK) &&
(sdev_channel(dev) == CONTAINER_CHANNEL))
++num;
++num;
}
if (num >= host->can_queue)
num = host->can_queue - 1;
if (depth > (host->can_queue - num))
depth = host->can_queue - num;
if (depth > 256)
depth = 256;
else if (depth < 2)
depth = 2;
return scsi_change_queue_depth(sdev, depth);
} else if (is_native_device) {
scsi_change_queue_depth(sdev, aac->hba_map[chn][tid].qd_limit);
} else {
scsi_change_queue_depth(sdev, 1);
}
return sdev->queue_depth;
}
static ssize_t aac_show_raid_level(struct device *dev, struct device_attribute *attr, char *buf)
{
struct scsi_device *sdev = to_scsi_device(dev);
struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
if (sdev_channel(sdev) != CONTAINER_CHANNEL)
return snprintf(buf, PAGE_SIZE, sdev->no_uld_attach
? "Hidden\n" :
((aac->jbod && (sdev->type == TYPE_DISK)) ? "JBOD\n" : ""));
return snprintf(buf, PAGE_SIZE, "%s\n",
get_container_type(aac->fsa_dev[sdev_id(sdev)].type));
}
static struct device_attribute aac_raid_level_attr = {
.attr = {
.name = "level",
.mode = S_IRUGO,
},
.show = aac_show_raid_level
};
static ssize_t aac_show_unique_id(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct scsi_device *sdev = to_scsi_device(dev);
struct aac_dev *aac = (struct aac_dev *)(sdev->host->hostdata);
unsigned char sn[16];
memset(sn, 0, sizeof(sn));
if (sdev_channel(sdev) == CONTAINER_CHANNEL)
memcpy(sn, aac->fsa_dev[sdev_id(sdev)].identifier, sizeof(sn));
return snprintf(buf, 16 * 2 + 2,
"%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X\n",
sn[0], sn[1], sn[2], sn[3],
sn[4], sn[5], sn[6], sn[7],
sn[8], sn[9], sn[10], sn[11],
sn[12], sn[13], sn[14], sn[15]);
}
static struct device_attribute aac_unique_id_attr = {
.attr = {
.name = "unique_id",
.mode = 0444,
},
.show = aac_show_unique_id
};
static struct attribute *aac_dev_attrs[] = {
&aac_raid_level_attr.attr,
&aac_unique_id_attr.attr,
NULL,
};
ATTRIBUTE_GROUPS(aac_dev);
static int aac_ioctl(struct scsi_device *sdev, unsigned int cmd,
void __user *arg)
{
int retval;
struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
retval = aac_adapter_check_health(dev);
if (retval)
return -EBUSY;
return aac_do_ioctl(dev, cmd, arg);
}
struct fib_count_data {
int mlcnt;
int llcnt;
int ehcnt;
int fwcnt;
int krlcnt;
};
static bool fib_count_iter(struct scsi_cmnd *scmnd, void *data)
{
struct fib_count_data *fib_count = data;
switch (aac_priv(scmnd)->owner) {
case AAC_OWNER_FIRMWARE:
fib_count->fwcnt++;
break;
case AAC_OWNER_ERROR_HANDLER:
fib_count->ehcnt++;
break;
case AAC_OWNER_LOWLEVEL:
fib_count->llcnt++;
break;
case AAC_OWNER_MIDLEVEL:
fib_count->mlcnt++;
break;
default:
fib_count->krlcnt++;
break;
}
return true;
}
/* Called during SCSI EH, so we don't need to block requests */
static int get_num_of_incomplete_fibs(struct aac_dev *aac)
{
struct Scsi_Host *shost = aac->scsi_host_ptr;
struct device *ctrl_dev;
struct fib_count_data fcnt = { };
scsi_host_busy_iter(shost, fib_count_iter, &fcnt);
ctrl_dev = &aac->pdev->dev;
dev_info(ctrl_dev, "outstanding cmd: midlevel-%d\n", fcnt.mlcnt);
dev_info(ctrl_dev, "outstanding cmd: lowlevel-%d\n", fcnt.llcnt);
dev_info(ctrl_dev, "outstanding cmd: error handler-%d\n", fcnt.ehcnt);
dev_info(ctrl_dev, "outstanding cmd: firmware-%d\n", fcnt.fwcnt);
dev_info(ctrl_dev, "outstanding cmd: kernel-%d\n", fcnt.krlcnt);
return fcnt.mlcnt + fcnt.llcnt + fcnt.ehcnt + fcnt.fwcnt;
}
static int aac_eh_abort(struct scsi_cmnd* cmd)
{
struct aac_cmd_priv *cmd_priv = aac_priv(cmd);
struct scsi_device * dev = cmd->device;
struct Scsi_Host * host = dev->host;
struct aac_dev * aac = (struct aac_dev *)host->hostdata;
int count, found;
u32 bus, cid;
int ret = FAILED;
if (aac_adapter_check_health(aac))
return ret;
bus = aac_logical_to_phys(scmd_channel(cmd));
cid = scmd_id(cmd);
if (aac->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) {
struct fib *fib;
struct aac_hba_tm_req *tmf;
int status;
u64 address;
pr_err("%s: Host adapter abort request (%d,%d,%d,%d)\n",
AAC_DRIVERNAME,
host->host_no, sdev_channel(dev), sdev_id(dev), (int)dev->lun);
found = 0;
for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
fib = &aac->fibs[count];
if (*(u8 *)fib->hw_fib_va != 0 &&
(fib->flags & FIB_CONTEXT_FLAG_NATIVE_HBA) &&
(fib->callback_data == cmd)) {
found = 1;
break;
}
}
if (!found)
return ret;
/* start a HBA_TMF_ABORT_TASK TMF request */
fib = aac_fib_alloc(aac);
if (!fib)
return ret;
tmf = (struct aac_hba_tm_req *)fib->hw_fib_va;
memset(tmf, 0, sizeof(*tmf));
tmf->tmf = HBA_TMF_ABORT_TASK;
tmf->it_nexus = aac->hba_map[bus][cid].rmw_nexus;
tmf->lun[1] = cmd->device->lun;
address = (u64)fib->hw_error_pa;
tmf->error_ptr_hi = cpu_to_le32((u32)(address >> 32));
tmf->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff));
tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
fib->hbacmd_size = sizeof(*tmf);
cmd_priv->sent_command = 0;
status = aac_hba_send(HBA_IU_TYPE_SCSI_TM_REQ, fib,
(fib_callback) aac_hba_callback,
(void *) cmd);
if (status != -EINPROGRESS) {
aac_fib_complete(fib);
aac_fib_free(fib);
return ret;
}
/* Wait up to 15 secs for completion */
for (count = 0; count < 15; ++count) {
if (cmd_priv->sent_command) {
ret = SUCCESS;
break;
}
msleep(1000);
}
if (ret != SUCCESS)
pr_err("%s: Host adapter abort request timed out\n",
AAC_DRIVERNAME);
} else {
pr_err(
"%s: Host adapter abort request.\n"
"%s: Outstanding commands on (%d,%d,%d,%d):\n",
AAC_DRIVERNAME, AAC_DRIVERNAME,
host->host_no, sdev_channel(dev), sdev_id(dev),
(int)dev->lun);
switch (cmd->cmnd[0]) {
case SERVICE_ACTION_IN_16:
if (!(aac->raw_io_interface) ||
!(aac->raw_io_64) ||
((cmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16))
break;
fallthrough;
case INQUIRY:
case READ_CAPACITY:
/*
* Mark associated FIB to not complete,
* eh handler does this
*/
for (count = 0;
count < (host->can_queue + AAC_NUM_MGT_FIB);
++count) {
struct fib *fib = &aac->fibs[count];
if (fib->hw_fib_va->header.XferState &&
(fib->flags & FIB_CONTEXT_FLAG) &&
(fib->callback_data == cmd)) {
fib->flags |=
FIB_CONTEXT_FLAG_TIMED_OUT;
cmd_priv->owner =
AAC_OWNER_ERROR_HANDLER;
ret = SUCCESS;
}
}
break;
case TEST_UNIT_READY:
/*
* Mark associated FIB to not complete,
* eh handler does this
*/
for (count = 0;
count < (host->can_queue + AAC_NUM_MGT_FIB);
++count) {
struct scsi_cmnd *command;
struct fib *fib = &aac->fibs[count];
command = fib->callback_data;
if ((fib->hw_fib_va->header.XferState &
cpu_to_le32
(Async | NoResponseExpected)) &&
(fib->flags & FIB_CONTEXT_FLAG) &&
((command)) &&
(command->device == cmd->device)) {
fib->flags |=
FIB_CONTEXT_FLAG_TIMED_OUT;
aac_priv(command)->owner =
AAC_OWNER_ERROR_HANDLER;
if (command == cmd)
ret = SUCCESS;
}
}
break;
}
}
return ret;
}
static u8 aac_eh_tmf_lun_reset_fib(struct aac_hba_map_info *info,
struct fib *fib, u64 tmf_lun)
{
struct aac_hba_tm_req *tmf;
u64 address;
/* start a HBA_TMF_LUN_RESET TMF request */
tmf = (struct aac_hba_tm_req *)fib->hw_fib_va;
memset(tmf, 0, sizeof(*tmf));
tmf->tmf = HBA_TMF_LUN_RESET;
tmf->it_nexus = info->rmw_nexus;
int_to_scsilun(tmf_lun, (struct scsi_lun *)tmf->lun);
address = (u64)fib->hw_error_pa;
tmf->error_ptr_hi = cpu_to_le32
((u32)(address >> 32));
tmf->error_ptr_lo = cpu_to_le32
((u32)(address & 0xffffffff));
tmf->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
fib->hbacmd_size = sizeof(*tmf);
return HBA_IU_TYPE_SCSI_TM_REQ;
}
static u8 aac_eh_tmf_hard_reset_fib(struct aac_hba_map_info *info,
struct fib *fib)
{
struct aac_hba_reset_req *rst;
u64 address;
/* already tried, start a hard reset now */
rst = (struct aac_hba_reset_req *)fib->hw_fib_va;
memset(rst, 0, sizeof(*rst));
rst->it_nexus = info->rmw_nexus;
address = (u64)fib->hw_error_pa;
rst->error_ptr_hi = cpu_to_le32((u32)(address >> 32));
rst->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff));
rst->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE);
fib->hbacmd_size = sizeof(*rst);
return HBA_IU_TYPE_SATA_REQ;
}
static void aac_tmf_callback(void *context, struct fib *fibptr)
{
struct aac_hba_resp *err =
&((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err;
struct aac_hba_map_info *info = context;
int res;
switch (err->service_response) {
case HBA_RESP_SVCRES_TMF_REJECTED:
res = -1;
break;
case HBA_RESP_SVCRES_TMF_LUN_INVALID:
res = 0;
break;
case HBA_RESP_SVCRES_TMF_COMPLETE:
case HBA_RESP_SVCRES_TMF_SUCCEEDED:
res = 0;
break;
default:
res = -2;
break;
}
aac_fib_complete(fibptr);
info->reset_state = res;
}
/*
* aac_eh_dev_reset - Device reset command handling
* @scsi_cmd: SCSI command block causing the reset
*
*/
static int aac_eh_dev_reset(struct scsi_cmnd *cmd)
{
struct scsi_device * dev = cmd->device;
struct Scsi_Host * host = dev->host;
struct aac_dev * aac = (struct aac_dev *)host->hostdata;
struct aac_hba_map_info *info;
int count;
u32 bus, cid;
struct fib *fib;
int ret = FAILED;
int status;
u8 command;
bus = aac_logical_to_phys(scmd_channel(cmd));
cid = scmd_id(cmd);
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS)
return FAILED;
info = &aac->hba_map[bus][cid];
if (!(info->devtype == AAC_DEVTYPE_NATIVE_RAW &&
!(info->reset_state > 0)))
return FAILED;
pr_err("%s: Host device reset request. SCSI hang ?\n",
AAC_DRIVERNAME);
fib = aac_fib_alloc(aac);
if (!fib)
return ret;
/* start a HBA_TMF_LUN_RESET TMF request */
command = aac_eh_tmf_lun_reset_fib(info, fib, dev->lun);
info->reset_state = 1;
status = aac_hba_send(command, fib,
(fib_callback) aac_tmf_callback,
(void *) info);
if (status != -EINPROGRESS) {
info->reset_state = 0;
aac_fib_complete(fib);
aac_fib_free(fib);
return ret;
}
/* Wait up to 15 seconds for completion */
for (count = 0; count < 15; ++count) {
if (info->reset_state == 0) {
ret = info->reset_state == 0 ? SUCCESS : FAILED;
break;
}
msleep(1000);
}
return ret;
}
/*
* aac_eh_target_reset - Target reset command handling
* @scsi_cmd: SCSI command block causing the reset
*
*/
static int aac_eh_target_reset(struct scsi_cmnd *cmd)
{
struct scsi_device * dev = cmd->device;
struct Scsi_Host * host = dev->host;
struct aac_dev * aac = (struct aac_dev *)host->hostdata;
struct aac_hba_map_info *info;
int count;
u32 bus, cid;
int ret = FAILED;
struct fib *fib;
int status;
u8 command;
bus = aac_logical_to_phys(scmd_channel(cmd));
cid = scmd_id(cmd);
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS)
return FAILED;
info = &aac->hba_map[bus][cid];
if (!(info->devtype == AAC_DEVTYPE_NATIVE_RAW &&
!(info->reset_state > 0)))
return FAILED;
pr_err("%s: Host target reset request. SCSI hang ?\n",
AAC_DRIVERNAME);
fib = aac_fib_alloc(aac);
if (!fib)
return ret;
/* already tried, start a hard reset now */
command = aac_eh_tmf_hard_reset_fib(info, fib);
info->reset_state = 2;
status = aac_hba_send(command, fib,
(fib_callback) aac_tmf_callback,
(void *) info);
if (status != -EINPROGRESS) {
info->reset_state = 0;
aac_fib_complete(fib);
aac_fib_free(fib);
return ret;
}
/* Wait up to 15 seconds for completion */
for (count = 0; count < 15; ++count) {
if (info->reset_state <= 0) {
ret = info->reset_state == 0 ? SUCCESS : FAILED;
break;
}
msleep(1000);
}
return ret;
}
/*
* aac_eh_bus_reset - Bus reset command handling
* @scsi_cmd: SCSI command block causing the reset
*
*/
static int aac_eh_bus_reset(struct scsi_cmnd* cmd)
{
struct scsi_device * dev = cmd->device;
struct Scsi_Host * host = dev->host;
struct aac_dev * aac = (struct aac_dev *)host->hostdata;
int count;
u32 cmd_bus;
int status = 0;
cmd_bus = aac_logical_to_phys(scmd_channel(cmd));
/* Mark the assoc. FIB to not complete, eh handler does this */
for (count = 0; count < (host->can_queue + AAC_NUM_MGT_FIB); ++count) {
struct fib *fib = &aac->fibs[count];
if (fib->hw_fib_va->header.XferState &&
(fib->flags & FIB_CONTEXT_FLAG) &&
(fib->flags & FIB_CONTEXT_FLAG_SCSI_CMD)) {
struct aac_hba_map_info *info;
u32 bus, cid;
cmd = (struct scsi_cmnd *)fib->callback_data;
bus = aac_logical_to_phys(scmd_channel(cmd));
if (bus != cmd_bus)
continue;
cid = scmd_id(cmd);
info = &aac->hba_map[bus][cid];
if (bus >= AAC_MAX_BUSES || cid >= AAC_MAX_TARGETS ||
info->devtype != AAC_DEVTYPE_NATIVE_RAW) {
fib->flags |= FIB_CONTEXT_FLAG_EH_RESET;
aac_priv(cmd)->owner = AAC_OWNER_ERROR_HANDLER;
}
}
}
pr_err("%s: Host bus reset request. SCSI hang ?\n", AAC_DRIVERNAME);
/*
* Check the health of the controller
*/
status = aac_adapter_check_health(aac);
if (status)
dev_err(&aac->pdev->dev, "Adapter health - %d\n", status);
count = get_num_of_incomplete_fibs(aac);
return (count == 0) ? SUCCESS : FAILED;
}
/*
* aac_eh_host_reset - Host reset command handling
* @scsi_cmd: SCSI command block causing the reset
*
*/
static int aac_eh_host_reset(struct scsi_cmnd *cmd)
{
struct scsi_device * dev = cmd->device;
struct Scsi_Host * host = dev->host;
struct aac_dev * aac = (struct aac_dev *)host->hostdata;
int ret = FAILED;
__le32 supported_options2 = 0;
bool is_mu_reset;
bool is_ignore_reset;
bool is_doorbell_reset;
/*
* Check if reset is supported by the firmware
*/
supported_options2 = aac->supplement_adapter_info.supported_options2;
is_mu_reset = supported_options2 & AAC_OPTION_MU_RESET;
is_doorbell_reset = supported_options2 & AAC_OPTION_DOORBELL_RESET;
is_ignore_reset = supported_options2 & AAC_OPTION_IGNORE_RESET;
/*
* This adapter needs a blind reset, only do so for
* Adapters that support a register, instead of a commanded,
* reset.
*/
if ((is_mu_reset || is_doorbell_reset)
&& aac_check_reset
&& (aac_check_reset != -1 || !is_ignore_reset)) {
/* Bypass wait for command quiesce */
if (aac_reset_adapter(aac, 2, IOP_HWSOFT_RESET) == 0)
ret = SUCCESS;
}
/*
* Reset EH state
*/
if (ret == SUCCESS) {
int bus, cid;
struct aac_hba_map_info *info;
for (bus = 0; bus < AAC_MAX_BUSES; bus++) {
for (cid = 0; cid < AAC_MAX_TARGETS; cid++) {
info = &aac->hba_map[bus][cid];
if (info->devtype == AAC_DEVTYPE_NATIVE_RAW)
info->reset_state = 0;
}
}
}
return ret;
}
/**
* aac_cfg_open - open a configuration file
* @inode: inode being opened
* @file: file handle attached
*
* Called when the configuration device is opened. Does the needed
* set up on the handle and then returns
*
* Bugs: This needs extending to check a given adapter is present
* so we can support hot plugging, and to ref count adapters.
*/
static int aac_cfg_open(struct inode *inode, struct file *file)
{
struct aac_dev *aac;
unsigned minor_number = iminor(inode);
int err = -ENODEV;
mutex_lock(&aac_mutex); /* BKL pushdown: nothing else protects this list */
list_for_each_entry(aac, &aac_devices, entry) {
if (aac->id == minor_number) {
file->private_data = aac;
err = 0;
break;
}
}
mutex_unlock(&aac_mutex);
return err;
}
/**
* aac_cfg_ioctl - AAC configuration request
* @file: file handle
* @cmd: ioctl command code
* @arg: argument
*
* Handles a configuration ioctl. Currently this involves wrapping it
* up and feeding it into the nasty windowsalike glue layer.
*
* Bugs: Needs locking against parallel ioctls lower down
* Bugs: Needs to handle hot plugging
*/
static long aac_cfg_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
struct aac_dev *aac = (struct aac_dev *)file->private_data;
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
return aac_do_ioctl(aac, cmd, (void __user *)arg);
}
static ssize_t aac_show_model(struct device *device,
struct device_attribute *attr, char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
int len;
if (dev->supplement_adapter_info.adapter_type_text[0]) {
char *cp = dev->supplement_adapter_info.adapter_type_text;
while (*cp && *cp != ' ')
++cp;
while (*cp == ' ')
++cp;
len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
} else
len = snprintf(buf, PAGE_SIZE, "%s\n",
aac_drivers[dev->cardtype].model);
return len;
}
static ssize_t aac_show_vendor(struct device *device,
struct device_attribute *attr, char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
struct aac_supplement_adapter_info *sup_adap_info;
int len;
sup_adap_info = &dev->supplement_adapter_info;
if (sup_adap_info->adapter_type_text[0]) {
char *cp = sup_adap_info->adapter_type_text;
while (*cp && *cp != ' ')
++cp;
len = snprintf(buf, PAGE_SIZE, "%.*s\n",
(int)(cp - (char *)sup_adap_info->adapter_type_text),
sup_adap_info->adapter_type_text);
} else
len = snprintf(buf, PAGE_SIZE, "%s\n",
aac_drivers[dev->cardtype].vname);
return len;
}
static ssize_t aac_show_flags(struct device *cdev,
struct device_attribute *attr, char *buf)
{
int len = 0;
struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
if (nblank(dprintk(x)))
len = snprintf(buf, PAGE_SIZE, "dprintk\n");
#ifdef AAC_DETAILED_STATUS_INFO
len += scnprintf(buf + len, PAGE_SIZE - len,
"AAC_DETAILED_STATUS_INFO\n");
#endif
if (dev->raw_io_interface && dev->raw_io_64)
len += scnprintf(buf + len, PAGE_SIZE - len,
"SAI_READ_CAPACITY_16\n");
if (dev->jbod)
len += scnprintf(buf + len, PAGE_SIZE - len,
"SUPPORTED_JBOD\n");
if (dev->supplement_adapter_info.supported_options2 &
AAC_OPTION_POWER_MANAGEMENT)
len += scnprintf(buf + len, PAGE_SIZE - len,
"SUPPORTED_POWER_MANAGEMENT\n");
if (dev->msi)
len += scnprintf(buf + len, PAGE_SIZE - len, "PCI_HAS_MSI\n");
return len;
}
static ssize_t aac_show_kernel_version(struct device *device,
struct device_attribute *attr,
char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
int len, tmp;
tmp = le32_to_cpu(dev->adapter_info.kernelrev);
len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
le32_to_cpu(dev->adapter_info.kernelbuild));
return len;
}
static ssize_t aac_show_monitor_version(struct device *device,
struct device_attribute *attr,
char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
int len, tmp;
tmp = le32_to_cpu(dev->adapter_info.monitorrev);
len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
le32_to_cpu(dev->adapter_info.monitorbuild));
return len;
}
static ssize_t aac_show_bios_version(struct device *device,
struct device_attribute *attr,
char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
int len, tmp;
tmp = le32_to_cpu(dev->adapter_info.biosrev);
len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
le32_to_cpu(dev->adapter_info.biosbuild));
return len;
}
static ssize_t aac_show_driver_version(struct device *device,
struct device_attribute *attr,
char *buf)
{
return snprintf(buf, PAGE_SIZE, "%s\n", aac_driver_version);
}
static ssize_t aac_show_serial_number(struct device *device,
struct device_attribute *attr, char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
int len = 0;
if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
len = snprintf(buf, 16, "%06X\n",
le32_to_cpu(dev->adapter_info.serial[0]));
if (len &&
!memcmp(&dev->supplement_adapter_info.mfg_pcba_serial_no[
sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no)-len],
buf, len-1))
len = snprintf(buf, 16, "%.*s\n",
(int)sizeof(dev->supplement_adapter_info.mfg_pcba_serial_no),
dev->supplement_adapter_info.mfg_pcba_serial_no);
return min(len, 16);
}
static ssize_t aac_show_max_channel(struct device *device,
struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n",
class_to_shost(device)->max_channel);
}
static ssize_t aac_show_max_id(struct device *device,
struct device_attribute *attr, char *buf)
{
return snprintf(buf, PAGE_SIZE, "%d\n",
class_to_shost(device)->max_id);
}
static ssize_t aac_store_reset_adapter(struct device *device,
struct device_attribute *attr,
const char *buf, size_t count)
{
int retval = -EACCES;
if (!capable(CAP_SYS_ADMIN))
return retval;
retval = aac_reset_adapter(shost_priv(class_to_shost(device)),
buf[0] == '!', IOP_HWSOFT_RESET);
if (retval >= 0)
retval = count;
return retval;
}
static ssize_t aac_show_reset_adapter(struct device *device,
struct device_attribute *attr,
char *buf)
{
struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
int len, tmp;
tmp = aac_adapter_check_health(dev);
if ((tmp == 0) && dev->in_reset)
tmp = -EBUSY;
len = snprintf(buf, PAGE_SIZE, "0x%x\n", tmp);
return len;
}
static struct device_attribute aac_model = {
.attr = {
.name = "model",
.mode = S_IRUGO,
},
.show = aac_show_model,
};
static struct device_attribute aac_vendor = {
.attr = {
.name = "vendor",
.mode = S_IRUGO,
},
.show = aac_show_vendor,
};
static struct device_attribute aac_flags = {
.attr = {
.name = "flags",
.mode = S_IRUGO,
},
.show = aac_show_flags,
};
static struct device_attribute aac_kernel_version = {
.attr = {
.name = "hba_kernel_version",
.mode = S_IRUGO,
},
.show = aac_show_kernel_version,
};
static struct device_attribute aac_monitor_version = {
.attr = {
.name = "hba_monitor_version",
.mode = S_IRUGO,
},
.show = aac_show_monitor_version,
};
static struct device_attribute aac_bios_version = {
.attr = {
.name = "hba_bios_version",
.mode = S_IRUGO,
},
.show = aac_show_bios_version,
};
static struct device_attribute aac_lld_version = {
.attr = {
.name = "driver_version",
.mode = 0444,
},
.show = aac_show_driver_version,
};
static struct device_attribute aac_serial_number = {
.attr = {
.name = "serial_number",
.mode = S_IRUGO,
},
.show = aac_show_serial_number,
};
static struct device_attribute aac_max_channel = {
.attr = {
.name = "max_channel",
.mode = S_IRUGO,
},
.show = aac_show_max_channel,
};
static struct device_attribute aac_max_id = {
.attr = {
.name = "max_id",
.mode = S_IRUGO,
},
.show = aac_show_max_id,
};
static struct device_attribute aac_reset = {
.attr = {
.name = "reset_host",
.mode = S_IWUSR|S_IRUGO,
},
.store = aac_store_reset_adapter,
.show = aac_show_reset_adapter,
};
static struct attribute *aac_host_attrs[] = {
&aac_model.attr,
&aac_vendor.attr,
&aac_flags.attr,
&aac_kernel_version.attr,
&aac_monitor_version.attr,
&aac_bios_version.attr,
&aac_lld_version.attr,
&aac_serial_number.attr,
&aac_max_channel.attr,
&aac_max_id.attr,
&aac_reset.attr,
NULL
};
ATTRIBUTE_GROUPS(aac_host);
ssize_t aac_get_serial_number(struct device *device, char *buf)
{
return aac_show_serial_number(device, &aac_serial_number, buf);
}
static const struct file_operations aac_cfg_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = aac_cfg_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = aac_cfg_ioctl,
#endif
.open = aac_cfg_open,
.llseek = noop_llseek,
};
static const struct scsi_host_template aac_driver_template = {
.module = THIS_MODULE,
.name = "AAC",
.proc_name = AAC_DRIVERNAME,
.info = aac_info,
.ioctl = aac_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = aac_ioctl,
#endif
.queuecommand = aac_queuecommand,
.bios_param = aac_biosparm,
.shost_groups = aac_host_groups,
.slave_configure = aac_slave_configure,
.change_queue_depth = aac_change_queue_depth,
.sdev_groups = aac_dev_groups,
.eh_abort_handler = aac_eh_abort,
.eh_device_reset_handler = aac_eh_dev_reset,
.eh_target_reset_handler = aac_eh_target_reset,
.eh_bus_reset_handler = aac_eh_bus_reset,
.eh_host_reset_handler = aac_eh_host_reset,
.can_queue = AAC_NUM_IO_FIB,
.this_id = MAXIMUM_NUM_CONTAINERS,
.sg_tablesize = 16,
.max_sectors = 128,
#if (AAC_NUM_IO_FIB > 256)
.cmd_per_lun = 256,
#else
.cmd_per_lun = AAC_NUM_IO_FIB,
#endif
.emulated = 1,
.no_write_same = 1,
.cmd_size = sizeof(struct aac_cmd_priv),
};
static void __aac_shutdown(struct aac_dev * aac)
{
int i;
mutex_lock(&aac->ioctl_mutex);
aac->adapter_shutdown = 1;
mutex_unlock(&aac->ioctl_mutex);
if (aac->aif_thread) {
int i;
/* Clear out events first */
for (i = 0; i < (aac->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB); i++) {
struct fib *fib = &aac->fibs[i];
if (!(fib->hw_fib_va->header.XferState & cpu_to_le32(NoResponseExpected | Async)) &&
(fib->hw_fib_va->header.XferState & cpu_to_le32(ResponseExpected)))
complete(&fib->event_wait);
}
kthread_stop(aac->thread);
aac->thread = NULL;
}
aac_send_shutdown(aac);
aac_adapter_disable_int(aac);
if (aac_is_src(aac)) {
if (aac->max_msix > 1) {
for (i = 0; i < aac->max_msix; i++) {
free_irq(pci_irq_vector(aac->pdev, i),
&(aac->aac_msix[i]));
}
} else {
free_irq(aac->pdev->irq,
&(aac->aac_msix[0]));
}
} else {
free_irq(aac->pdev->irq, aac);
}
if (aac->msi)
pci_disable_msi(aac->pdev);
else if (aac->max_msix > 1)
pci_disable_msix(aac->pdev);
}
static void aac_init_char(void)
{
aac_cfg_major = register_chrdev(0, "aac", &aac_cfg_fops);
if (aac_cfg_major < 0) {
pr_err("aacraid: unable to register \"aac\" device.\n");
}
}
void aac_reinit_aif(struct aac_dev *aac, unsigned int index)
{
/*
* Firmware may send a AIF messages very early and the Driver may have
* ignored as it is not fully ready to process the messages. Send
* AIF to firmware so that if there are any unprocessed events they
* can be processed now.
*/
if (aac_drivers[index].quirks & AAC_QUIRK_SRC)
aac_intr_normal(aac, 0, 2, 0, NULL);
}
static int aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
{
unsigned index = id->driver_data;
struct Scsi_Host *shost;
struct aac_dev *aac;
struct list_head *insert = &aac_devices;
int error;
int unique_id = 0;
u64 dmamask;
int mask_bits = 0;
extern int aac_sync_mode;
/*
* Only series 7 needs freset.
*/
if (pdev->device == PMC_DEVICE_S7)
pdev->needs_freset = 1;
list_for_each_entry(aac, &aac_devices, entry) {
if (aac->id > unique_id)
break;
insert = &aac->entry;
unique_id++;
}
pci_disable_link_state(pdev, PCIE_LINK_STATE_L0S | PCIE_LINK_STATE_L1 |
PCIE_LINK_STATE_CLKPM);
error = pci_enable_device(pdev);
if (error)
goto out;
if (!(aac_drivers[index].quirks & AAC_QUIRK_SRC)) {
error = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (error) {
dev_err(&pdev->dev, "PCI 32 BIT dma mask set failed");
goto out_disable_pdev;
}
}
/*
* If the quirk31 bit is set, the adapter needs adapter
* to driver communication memory to be allocated below 2gig
*/
if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) {
dmamask = DMA_BIT_MASK(31);
mask_bits = 31;
} else {
dmamask = DMA_BIT_MASK(32);
mask_bits = 32;
}
error = dma_set_coherent_mask(&pdev->dev, dmamask);
if (error) {
dev_err(&pdev->dev, "PCI %d B consistent dma mask set failed\n"
, mask_bits);
goto out_disable_pdev;
}
pci_set_master(pdev);
shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
if (!shost) {
error = -ENOMEM;
goto out_disable_pdev;
}
shost->irq = pdev->irq;
shost->unique_id = unique_id;
shost->max_cmd_len = 16;
if (aac_cfg_major == AAC_CHARDEV_NEEDS_REINIT)
aac_init_char();
aac = (struct aac_dev *)shost->hostdata;
aac->base_start = pci_resource_start(pdev, 0);
aac->scsi_host_ptr = shost;
aac->pdev = pdev;
aac->name = aac_driver_template.name;
aac->id = shost->unique_id;
aac->cardtype = index;
INIT_LIST_HEAD(&aac->entry);
if (aac_reset_devices || reset_devices)
aac->init_reset = true;
aac->fibs = kcalloc(shost->can_queue + AAC_NUM_MGT_FIB,
sizeof(struct fib),
GFP_KERNEL);
if (!aac->fibs) {
error = -ENOMEM;
goto out_free_host;
}
spin_lock_init(&aac->fib_lock);
mutex_init(&aac->ioctl_mutex);
mutex_init(&aac->scan_mutex);
INIT_DELAYED_WORK(&aac->safw_rescan_work, aac_safw_rescan_worker);
INIT_DELAYED_WORK(&aac->src_reinit_aif_worker,
aac_src_reinit_aif_worker);
/*
* Map in the registers from the adapter.
*/
aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
if ((*aac_drivers[index].init)(aac)) {
error = -ENODEV;
goto out_unmap;
}
if (aac->sync_mode) {
if (aac_sync_mode)
printk(KERN_INFO "%s%d: Sync. mode enforced "
"by driver parameter. This will cause "
"a significant performance decrease!\n",
aac->name,
aac->id);
else
printk(KERN_INFO "%s%d: Async. mode not supported "
"by current driver, sync. mode enforced."
"\nPlease update driver to get full performance.\n",
aac->name,
aac->id);
}
/*
* Start any kernel threads needed
*/
aac->thread = kthread_run(aac_command_thread, aac, AAC_DRIVERNAME);
if (IS_ERR(aac->thread)) {
printk(KERN_ERR "aacraid: Unable to create command thread.\n");
error = PTR_ERR(aac->thread);
aac->thread = NULL;
goto out_deinit;
}
aac->maximum_num_channels = aac_drivers[index].channels;
error = aac_get_adapter_info(aac);
if (error < 0)
goto out_deinit;
/*
* Lets override negotiations and drop the maximum SG limit to 34
*/
if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
(shost->sg_tablesize > 34)) {
shost->sg_tablesize = 34;
shost->max_sectors = (shost->sg_tablesize * 8) + 112;
}
if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
(shost->sg_tablesize > 17)) {
shost->sg_tablesize = 17;
shost->max_sectors = (shost->sg_tablesize * 8) + 112;
}
if (aac->adapter_info.options & AAC_OPT_NEW_COMM)
shost->max_segment_size = shost->max_sectors << 9;
else
shost->max_segment_size = 65536;
/*
* Firmware printf works only with older firmware.
*/
if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
aac->printf_enabled = 1;
else
aac->printf_enabled = 0;
/*
* max channel will be the physical channels plus 1 virtual channel
* all containers are on the virtual channel 0 (CONTAINER_CHANNEL)
* physical channels are address by their actual physical number+1
*/
if (aac->nondasd_support || expose_physicals || aac->jbod)
shost->max_channel = aac->maximum_num_channels;
else
shost->max_channel = 0;
aac_get_config_status(aac, 0);
aac_get_containers(aac);
list_add(&aac->entry, insert);
shost->max_id = aac->maximum_num_containers;
if (shost->max_id < aac->maximum_num_physicals)
shost->max_id = aac->maximum_num_physicals;
if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
shost->max_id = MAXIMUM_NUM_CONTAINERS;
else
shost->this_id = shost->max_id;
if (!aac->sa_firmware && aac_drivers[index].quirks & AAC_QUIRK_SRC)
aac_intr_normal(aac, 0, 2, 0, NULL);
/*
* dmb - we may need to move the setting of these parms somewhere else once
* we get a fib that can report the actual numbers
*/
shost->max_lun = AAC_MAX_LUN;
pci_set_drvdata(pdev, shost);
error = scsi_add_host(shost, &pdev->dev);
if (error)
goto out_deinit;
aac_scan_host(aac);
pci_enable_pcie_error_reporting(pdev);
pci_save_state(pdev);
return 0;
out_deinit:
__aac_shutdown(aac);
out_unmap:
aac_fib_map_free(aac);
if (aac->comm_addr)
dma_free_coherent(&aac->pdev->dev, aac->comm_size,
aac->comm_addr, aac->comm_phys);
kfree(aac->queues);
aac_adapter_ioremap(aac, 0);
kfree(aac->fibs);
kfree(aac->fsa_dev);
out_free_host:
scsi_host_put(shost);
out_disable_pdev:
pci_disable_device(pdev);
out:
return error;
}
static void aac_release_resources(struct aac_dev *aac)
{
aac_adapter_disable_int(aac);
aac_free_irq(aac);
}
static int aac_acquire_resources(struct aac_dev *dev)
{
unsigned long status;
/*
* First clear out all interrupts. Then enable the one's that we
* can handle.
*/
while (!((status = src_readl(dev, MUnit.OMR)) & KERNEL_UP_AND_RUNNING)
|| status == 0xffffffff)
msleep(20);
aac_adapter_disable_int(dev);
aac_adapter_enable_int(dev);
if (aac_is_src(dev))
aac_define_int_mode(dev);
if (dev->msi_enabled)
aac_src_access_devreg(dev, AAC_ENABLE_MSIX);
if (aac_acquire_irq(dev))
goto error_iounmap;
aac_adapter_enable_int(dev);
/*max msix may change after EEH
* Re-assign vectors to fibs
*/
aac_fib_vector_assign(dev);
if (!dev->sync_mode) {
/* After EEH recovery or suspend resume, max_msix count
* may change, therefore updating in init as well.
*/
dev->init->r7.no_of_msix_vectors = cpu_to_le32(dev->max_msix);
aac_adapter_start(dev);
}
return 0;
error_iounmap:
return -1;
}
static int __maybe_unused aac_suspend(struct device *dev)
{
struct Scsi_Host *shost = dev_get_drvdata(dev);
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
scsi_host_block(shost);
aac_cancel_rescan_worker(aac);
aac_send_shutdown(aac);
aac_release_resources(aac);
return 0;
}
static int __maybe_unused aac_resume(struct device *dev)
{
struct Scsi_Host *shost = dev_get_drvdata(dev);
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
if (aac_acquire_resources(aac))
goto fail_device;
/*
* reset this flag to unblock ioctl() as it was set at
* aac_send_shutdown() to block ioctls from upperlayer
*/
aac->adapter_shutdown = 0;
scsi_host_unblock(shost, SDEV_RUNNING);
return 0;
fail_device:
printk(KERN_INFO "%s%d: resume failed.\n", aac->name, aac->id);
scsi_host_put(shost);
return -ENODEV;
}
static void aac_shutdown(struct pci_dev *dev)
{
struct Scsi_Host *shost = pci_get_drvdata(dev);
scsi_host_block(shost);
__aac_shutdown((struct aac_dev *)shost->hostdata);
}
static void aac_remove_one(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
aac_cancel_rescan_worker(aac);
scsi_remove_host(shost);
__aac_shutdown(aac);
aac_fib_map_free(aac);
dma_free_coherent(&aac->pdev->dev, aac->comm_size, aac->comm_addr,
aac->comm_phys);
kfree(aac->queues);
aac_adapter_ioremap(aac, 0);
kfree(aac->fibs);
kfree(aac->fsa_dev);
list_del(&aac->entry);
scsi_host_put(shost);
pci_disable_device(pdev);
if (list_empty(&aac_devices)) {
unregister_chrdev(aac_cfg_major, "aac");
aac_cfg_major = AAC_CHARDEV_NEEDS_REINIT;
}
}
static pci_ers_result_t aac_pci_error_detected(struct pci_dev *pdev,
pci_channel_state_t error)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct aac_dev *aac = shost_priv(shost);
dev_err(&pdev->dev, "aacraid: PCI error detected %x\n", error);
switch (error) {
case pci_channel_io_normal:
return PCI_ERS_RESULT_CAN_RECOVER;
case pci_channel_io_frozen:
aac->handle_pci_error = 1;
scsi_host_block(shost);
aac_cancel_rescan_worker(aac);
scsi_host_complete_all_commands(shost, DID_NO_CONNECT);
aac_release_resources(aac);
pci_disable_pcie_error_reporting(pdev);
aac_adapter_ioremap(aac, 0);
return PCI_ERS_RESULT_NEED_RESET;
case pci_channel_io_perm_failure:
aac->handle_pci_error = 1;
scsi_host_complete_all_commands(shost, DID_NO_CONNECT);
return PCI_ERS_RESULT_DISCONNECT;
}
return PCI_ERS_RESULT_NEED_RESET;
}
static pci_ers_result_t aac_pci_mmio_enabled(struct pci_dev *pdev)
{
dev_err(&pdev->dev, "aacraid: PCI error - mmio enabled\n");
return PCI_ERS_RESULT_NEED_RESET;
}
static pci_ers_result_t aac_pci_slot_reset(struct pci_dev *pdev)
{
dev_err(&pdev->dev, "aacraid: PCI error - slot reset\n");
pci_restore_state(pdev);
if (pci_enable_device(pdev)) {
dev_warn(&pdev->dev,
"aacraid: failed to enable slave\n");
goto fail_device;
}
pci_set_master(pdev);
if (pci_enable_device_mem(pdev)) {
dev_err(&pdev->dev, "pci_enable_device_mem failed\n");
goto fail_device;
}
return PCI_ERS_RESULT_RECOVERED;
fail_device:
dev_err(&pdev->dev, "aacraid: PCI error - slot reset failed\n");
return PCI_ERS_RESULT_DISCONNECT;
}
static void aac_pci_resume(struct pci_dev *pdev)
{
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct aac_dev *aac = (struct aac_dev *)shost_priv(shost);
if (aac_adapter_ioremap(aac, aac->base_size)) {
dev_err(&pdev->dev, "aacraid: ioremap failed\n");
/* remap failed, go back ... */
aac->comm_interface = AAC_COMM_PRODUCER;
if (aac_adapter_ioremap(aac, AAC_MIN_FOOTPRINT_SIZE)) {
dev_warn(&pdev->dev,
"aacraid: unable to map adapter.\n");
return;
}
}
msleep(10000);
aac_acquire_resources(aac);
/*
* reset this flag to unblock ioctl() as it was set
* at aac_send_shutdown() to block ioctls from upperlayer
*/
aac->adapter_shutdown = 0;
aac->handle_pci_error = 0;
scsi_host_unblock(shost, SDEV_RUNNING);
aac_scan_host(aac);
pci_save_state(pdev);
dev_err(&pdev->dev, "aacraid: PCI error - resume\n");
}
static struct pci_error_handlers aac_pci_err_handler = {
.error_detected = aac_pci_error_detected,
.mmio_enabled = aac_pci_mmio_enabled,
.slot_reset = aac_pci_slot_reset,
.resume = aac_pci_resume,
};
static SIMPLE_DEV_PM_OPS(aac_pm_ops, aac_suspend, aac_resume);
static struct pci_driver aac_pci_driver = {
.name = AAC_DRIVERNAME,
.id_table = aac_pci_tbl,
.probe = aac_probe_one,
.remove = aac_remove_one,
.driver.pm = &aac_pm_ops,
.shutdown = aac_shutdown,
.err_handler = &aac_pci_err_handler,
};
static int __init aac_init(void)
{
int error;
printk(KERN_INFO "Adaptec %s driver %s\n",
AAC_DRIVERNAME, aac_driver_version);
error = pci_register_driver(&aac_pci_driver);
if (error < 0)
return error;
aac_init_char();
return 0;
}
static void __exit aac_exit(void)
{
if (aac_cfg_major > -1)
unregister_chrdev(aac_cfg_major, "aac");
pci_unregister_driver(&aac_pci_driver);
}
module_init(aac_init);
module_exit(aac_exit);
|