include/linux/usb_usual.h

   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 ,
  93 enum { US_DO_ALL_FLAGS };
  94 #undef US_FLAG
  95
  96 #include <linux/usb/storage.h>
  97
  98 extern int usb_usual_ignore_device(struct usb_interface *intf);
  99 extern const struct usb_device_id usb_storage_usb_ids[];
 100
 101 #endif /* __LINUX_USB_USUAL_H */