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