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 ,
 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 */