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

source code of linux/include/scsi/scsi_devinfo.h