103 lines
3.3 KiB
C
103 lines
3.3 KiB
C
/*
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* Interface to the libusual.
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*
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* Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com>
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* Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net)
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* Copyright (c) 1999 Michael Gee (michael@linuxspecific.com)
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*/
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#ifndef __LINUX_USB_USUAL_H
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#define __LINUX_USB_USUAL_H
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/* We should do this for cleanliness... But other usb_foo.h do not do this. */
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/* #include <linux/usb.h> */
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/*
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* The flags field, which we store in usb_device_id.driver_info.
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* It is compatible with the old usb-storage flags in lower 24 bits.
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*/
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/*
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* Static flag definitions. We use this roundabout technique so that the
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* proc_info() routine can automatically display a message for each flag.
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*/
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#define US_DO_ALL_FLAGS \
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US_FLAG(SINGLE_LUN, 0x00000001) \
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/* allow access to only LUN 0 */ \
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US_FLAG(NEED_OVERRIDE, 0x00000002) \
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/* unusual_devs entry is necessary */ \
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US_FLAG(SCM_MULT_TARG, 0x00000004) \
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/* supports multiple targets */ \
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US_FLAG(FIX_INQUIRY, 0x00000008) \
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/* INQUIRY response needs faking */ \
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US_FLAG(FIX_CAPACITY, 0x00000010) \
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/* READ CAPACITY response too big */ \
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US_FLAG(IGNORE_RESIDUE, 0x00000020) \
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/* reported residue is wrong */ \
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US_FLAG(BULK32, 0x00000040) \
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/* Uses 32-byte CBW length */ \
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US_FLAG(NOT_LOCKABLE, 0x00000080) \
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/* PREVENT/ALLOW not supported */ \
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US_FLAG(GO_SLOW, 0x00000100) \
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/* Need delay after Command phase */ \
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US_FLAG(NO_WP_DETECT, 0x00000200) \
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/* Don't check for write-protect */ \
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US_FLAG(MAX_SECTORS_64, 0x00000400) \
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/* Sets max_sectors to 64 */ \
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US_FLAG(IGNORE_DEVICE, 0x00000800) \
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/* Don't claim device */ \
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US_FLAG(CAPACITY_HEURISTICS, 0x00001000) \
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/* sometimes sizes is too big */ \
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US_FLAG(MAX_SECTORS_MIN,0x00002000) \
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/* Sets max_sectors to arch min */ \
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US_FLAG(BULK_IGNORE_TAG,0x00004000) \
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/* Ignore tag mismatch in bulk operations */ \
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US_FLAG(SANE_SENSE, 0x00008000) \
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/* Sane Sense (> 18 bytes) */ \
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US_FLAG(CAPACITY_OK, 0x00010000) \
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/* READ CAPACITY response is correct */ \
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US_FLAG(BAD_SENSE, 0x00020000) \
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/* Bad Sense (never more than 18 bytes) */ \
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US_FLAG(NO_READ_DISC_INFO, 0x00040000) \
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/* cannot handle READ_DISC_INFO */ \
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US_FLAG(NO_READ_CAPACITY_16, 0x00080000) \
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/* cannot handle READ_CAPACITY_16 */ \
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US_FLAG(INITIAL_READ10, 0x00100000) \
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/* Initial READ(10) (and others) must be retried */
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#define US_FLAG(name, value) US_FL_##name = value ,
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enum { US_DO_ALL_FLAGS };
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#undef US_FLAG
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/*
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* The bias field for libusual and friends.
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*/
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#define USB_US_TYPE_NONE 0
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#define USB_US_TYPE_STOR 1 /* usb-storage */
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#define USB_US_TYPE_UB 2 /* ub */
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#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF)
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#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF)
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#include <linux/usb/storage.h>
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/*
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*/
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extern int usb_usual_ignore_device(struct usb_interface *intf);
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extern struct usb_device_id usb_storage_usb_ids[];
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#ifdef CONFIG_USB_LIBUSUAL
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extern void usb_usual_set_present(int type);
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extern void usb_usual_clear_present(int type);
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extern int usb_usual_check_type(const struct usb_device_id *, int type);
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#else
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#define usb_usual_set_present(t) do { } while(0)
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#define usb_usual_clear_present(t) do { } while(0)
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#define usb_usual_check_type(id, t) (0)
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#endif /* CONFIG_USB_LIBUSUAL */
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#endif /* __LINUX_USB_USUAL_H */
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