1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Interface to the libusual.
4 *
5 * Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com>
6 * Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net)
7 * Copyright (c) 1999 Michael Gee (michael@linuxspecific.com)
8 */
9
10#ifndef __LINUX_USB_USUAL_H
11#define __LINUX_USB_USUAL_H
12
13
14/* We should do this for cleanliness... But other usb_foo.h do not do this. */
15/* #include <linux/usb.h> */
16
17/*
18 * The flags field, which we store in usb_device_id.driver_info.
19 * It is compatible with the old usb-storage flags in lower 24 bits.
20 */
21
22/*
23 * Static flag definitions. We use this roundabout technique so that the
24 * proc_info() routine can automatically display a message for each flag.
25 */
26#define US_DO_ALL_FLAGS \
27 US_FLAG(SINGLE_LUN, 0x00000001) \
28 /* allow access to only LUN 0 */ \
29 US_FLAG(NEED_OVERRIDE, 0x00000002) \
30 /* unusual_devs entry is necessary */ \
31 US_FLAG(SCM_MULT_TARG, 0x00000004) \
32 /* supports multiple targets */ \
33 US_FLAG(FIX_INQUIRY, 0x00000008) \
34 /* INQUIRY response needs faking */ \
35 US_FLAG(FIX_CAPACITY, 0x00000010) \
36 /* READ CAPACITY response too big */ \
37 US_FLAG(IGNORE_RESIDUE, 0x00000020) \
38 /* reported residue is wrong */ \
39 US_FLAG(BULK32, 0x00000040) \
40 /* Uses 32-byte CBW length */ \
41 US_FLAG(NOT_LOCKABLE, 0x00000080) \
42 /* PREVENT/ALLOW not supported */ \
43 US_FLAG(GO_SLOW, 0x00000100) \
44 /* Need delay after Command phase */ \
45 US_FLAG(NO_WP_DETECT, 0x00000200) \
46 /* Don't check for write-protect */ \
47 US_FLAG(MAX_SECTORS_64, 0x00000400) \
48 /* Sets max_sectors to 64 */ \
49 US_FLAG(IGNORE_DEVICE, 0x00000800) \
50 /* Don't claim device */ \
51 US_FLAG(CAPACITY_HEURISTICS, 0x00001000) \
52 /* sometimes sizes is too big */ \
53 US_FLAG(MAX_SECTORS_MIN,0x00002000) \
54 /* Sets max_sectors to arch min */ \
55 US_FLAG(BULK_IGNORE_TAG,0x00004000) \
56 /* Ignore tag mismatch in bulk operations */ \
57 US_FLAG(SANE_SENSE, 0x00008000) \
58 /* Sane Sense (> 18 bytes) */ \
59 US_FLAG(CAPACITY_OK, 0x00010000) \
60 /* READ CAPACITY response is correct */ \
61 US_FLAG(BAD_SENSE, 0x00020000) \
62 /* Bad Sense (never more than 18 bytes) */ \
63 US_FLAG(NO_READ_DISC_INFO, 0x00040000) \
64 /* cannot handle READ_DISC_INFO */ \
65 US_FLAG(NO_READ_CAPACITY_16, 0x00080000) \
66 /* cannot handle READ_CAPACITY_16 */ \
67 US_FLAG(INITIAL_READ10, 0x00100000) \
68 /* Initial READ(10) (and others) must be retried */ \
69 US_FLAG(WRITE_CACHE, 0x00200000) \
70 /* Write Cache status is not available */ \
71 US_FLAG(NEEDS_CAP16, 0x00400000) \
72 /* cannot handle READ_CAPACITY_10 */ \
73 US_FLAG(IGNORE_UAS, 0x00800000) \
74 /* Device advertises UAS but it is broken */ \
75 US_FLAG(BROKEN_FUA, 0x01000000) \
76 /* Cannot handle FUA in WRITE or READ CDBs */ \
77 US_FLAG(NO_ATA_1X, 0x02000000) \
78 /* Cannot handle ATA_12 or ATA_16 CDBs */ \
79 US_FLAG(NO_REPORT_OPCODES, 0x04000000) \
80 /* Cannot handle MI_REPORT_SUPPORTED_OPERATION_CODES */ \
81 US_FLAG(MAX_SECTORS_240, 0x08000000) \
82 /* Sets max_sectors to 240 */ \
83 US_FLAG(NO_REPORT_LUNS, 0x10000000) \
84 /* Cannot handle REPORT_LUNS */ \
85 US_FLAG(ALWAYS_SYNC, 0x20000000) \
86 /* lies about caching, so always sync */ \
87 US_FLAG(NO_SAME, 0x40000000) \
88 /* Cannot handle WRITE_SAME */ \
89 US_FLAG(SENSE_AFTER_SYNC, 0x80000000) \
90 /* Do REQUEST_SENSE after SYNCHRONIZE_CACHE */ \
91
92#define US_FLAG(name, value) US_FL_##name = value ,
93enum { US_DO_ALL_FLAGS };
94#undef US_FLAG
95
96#include <linux/usb/storage.h>
97
98extern int usb_usual_ignore_device(struct usb_interface *intf);
99extern const struct usb_device_id usb_storage_usb_ids[];
100
101#endif /* __LINUX_USB_USUAL_H */
102