xref: /openbmc/linux/include/scsi/scsi_devinfo.h (revision 4b1a2c2a)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _SCSI_SCSI_DEVINFO_H
3 #define _SCSI_SCSI_DEVINFO_H
4 /*
5  * Flags for SCSI devices that need special treatment
6  */
7 
8 /* Only scan LUN 0 */
9 #define BLIST_NOLUN		((__force blist_flags_t)(1ULL << 0))
10 /* Known to have LUNs, force scanning.
11  * DEPRECATED: Use max_luns=N */
12 #define BLIST_FORCELUN		((__force blist_flags_t)(1ULL << 1))
13 /* Flag for broken handshaking */
14 #define BLIST_BORKEN		((__force blist_flags_t)(1ULL << 2))
15 /* unlock by special command */
16 #define BLIST_KEY		((__force blist_flags_t)(1ULL << 3))
17 /* Do not use LUNs in parallel */
18 #define BLIST_SINGLELUN		((__force blist_flags_t)(1ULL << 4))
19 /* Buggy Tagged Command Queuing */
20 #define BLIST_NOTQ		((__force blist_flags_t)(1ULL << 5))
21 /* Non consecutive LUN numbering */
22 #define BLIST_SPARSELUN		((__force blist_flags_t)(1ULL << 6))
23 /* Avoid LUNS >= 5 */
24 #define BLIST_MAX5LUN		((__force blist_flags_t)(1ULL << 7))
25 /* Treat as (removable) CD-ROM */
26 #define BLIST_ISROM		((__force blist_flags_t)(1ULL << 8))
27 /* LUNs past 7 on a SCSI-2 device */
28 #define BLIST_LARGELUN		((__force blist_flags_t)(1ULL << 9))
29 /* override additional length field */
30 #define BLIST_INQUIRY_36	((__force blist_flags_t)(1ULL << 10))
31 /* ignore MEDIA CHANGE unit attention after resuming from runtime suspend */
32 #define BLIST_IGN_MEDIA_CHANGE	((__force blist_flags_t)(1ULL << 11))
33 /* do not do automatic start on add */
34 #define BLIST_NOSTARTONADD	((__force blist_flags_t)(1ULL << 12))
35 /* do not ask for VPD page size first on some broken targets */
36 #define BLIST_NO_VPD_SIZE	((__force blist_flags_t)(1ULL << 13))
37 #define __BLIST_UNUSED_14	((__force blist_flags_t)(1ULL << 14))
38 #define __BLIST_UNUSED_15	((__force blist_flags_t)(1ULL << 15))
39 #define __BLIST_UNUSED_16	((__force blist_flags_t)(1ULL << 16))
40 /* try REPORT_LUNS even for SCSI-2 devs (if HBA supports more than 8 LUNs) */
41 #define BLIST_REPORTLUN2	((__force blist_flags_t)(1ULL << 17))
42 /* don't try REPORT_LUNS scan (SCSI-3 devs) */
43 #define BLIST_NOREPORTLUN	((__force blist_flags_t)(1ULL << 18))
44 /* don't use PREVENT-ALLOW commands */
45 #define BLIST_NOT_LOCKABLE	((__force blist_flags_t)(1ULL << 19))
46 /* device is actually for RAID config */
47 #define BLIST_NO_ULD_ATTACH	((__force blist_flags_t)(1ULL << 20))
48 /* select without ATN */
49 #define BLIST_SELECT_NO_ATN	((__force blist_flags_t)(1ULL << 21))
50 /* retry HARDWARE_ERROR */
51 #define BLIST_RETRY_HWERROR	((__force blist_flags_t)(1ULL << 22))
52 /* maximum 512 sector cdb length */
53 #define BLIST_MAX_512		((__force blist_flags_t)(1ULL << 23))
54 #define __BLIST_UNUSED_24	((__force blist_flags_t)(1ULL << 24))
55 /* Disable T10 PI (DIF) */
56 #define BLIST_NO_DIF		((__force blist_flags_t)(1ULL << 25))
57 /* Ignore SBC-3 VPD pages */
58 #define BLIST_SKIP_VPD_PAGES	((__force blist_flags_t)(1ULL << 26))
59 #define __BLIST_UNUSED_27	((__force blist_flags_t)(1ULL << 27))
60 /* Attempt to read VPD pages */
61 #define BLIST_TRY_VPD_PAGES	((__force blist_flags_t)(1ULL << 28))
62 /* don't try to issue RSOC */
63 #define BLIST_NO_RSOC		((__force blist_flags_t)(1ULL << 29))
64 /* maximum 1024 sector cdb length */
65 #define BLIST_MAX_1024		((__force blist_flags_t)(1ULL << 30))
66 /* Use UNMAP limit for WRITE SAME */
67 #define BLIST_UNMAP_LIMIT_WS	((__force blist_flags_t)(1ULL << 31))
68 /* Always retry ABORTED_COMMAND with Internal Target Failure */
69 #define BLIST_RETRY_ITF		((__force blist_flags_t)(1ULL << 32))
70 /* Always retry ABORTED_COMMAND with ASC 0xc1 */
71 #define BLIST_RETRY_ASC_C1	((__force blist_flags_t)(1ULL << 33))
72 
73 #define __BLIST_LAST_USED BLIST_RETRY_ASC_C1
74 
75 #define __BLIST_HIGH_UNUSED (~(__BLIST_LAST_USED | \
76 			       (__force blist_flags_t) \
77 			       ((__force __u64)__BLIST_LAST_USED - 1ULL)))
78 #define __BLIST_UNUSED_MASK (__BLIST_UNUSED_14 | \
79 			     __BLIST_UNUSED_15 | \
80 			     __BLIST_UNUSED_16 | \
81 			     __BLIST_UNUSED_24 | \
82 			     __BLIST_UNUSED_27 | \
83 			     __BLIST_HIGH_UNUSED)
84 
85 #endif
86