linux/include/linux/usb_usual.h
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   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