1 /* 2 * Interface to the libusual. 3 * 4 * Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com> 5 * Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net) 6 * Copyright (c) 1999 Michael Gee (michael@linuxspecific.com) 7 */ 8 9 #ifndef __LINUX_USB_USUAL_H 10 #define __LINUX_USB_USUAL_H 11 12 13 /* We should do this for cleanliness... But other usb_foo.h do not do this. */ 14 /* #include <linux/usb.h> */ 15 16 /* 17 * The flags field, which we store in usb_device_id.driver_info. 18 * It is compatible with the old usb-storage flags in lower 24 bits. 19 */ 20 21 /* 22 * Static flag definitions. We use this roundabout technique so that the 23 * proc_info() routine can automatically display a message for each flag. 24 */ 25 #define US_DO_ALL_FLAGS \ 26 US_FLAG(SINGLE_LUN, 0x00000001) \ 27 /* allow access to only LUN 0 */ \ 28 US_FLAG(NEED_OVERRIDE, 0x00000002) \ 29 /* unusual_devs entry is necessary */ \ 30 US_FLAG(SCM_MULT_TARG, 0x00000004) \ 31 /* supports multiple targets */ \ 32 US_FLAG(FIX_INQUIRY, 0x00000008) \ 33 /* INQUIRY response needs faking */ \ 34 US_FLAG(FIX_CAPACITY, 0x00000010) \ 35 /* READ CAPACITY response too big */ \ 36 US_FLAG(IGNORE_RESIDUE, 0x00000020) \ 37 /* reported residue is wrong */ \ 38 US_FLAG(BULK32, 0x00000040) \ 39 /* Uses 32-byte CBW length */ \ 40 US_FLAG(NOT_LOCKABLE, 0x00000080) \ 41 /* PREVENT/ALLOW not supported */ \ 42 US_FLAG(GO_SLOW, 0x00000100) \ 43 /* Need delay after Command phase */ \ 44 US_FLAG(NO_WP_DETECT, 0x00000200) \ 45 /* Don't check for write-protect */ \ 46 US_FLAG(MAX_SECTORS_64, 0x00000400) \ 47 /* Sets max_sectors to 64 */ \ 48 US_FLAG(IGNORE_DEVICE, 0x00000800) \ 49 /* Don't claim device */ \ 50 US_FLAG(CAPACITY_HEURISTICS, 0x00001000) \ 51 /* sometimes sizes is too big */ \ 52 US_FLAG(MAX_SECTORS_MIN,0x00002000) \ 53 /* Sets max_sectors to arch min */ \ 54 US_FLAG(BULK_IGNORE_TAG,0x00004000) \ 55 /* Ignore tag mismatch in bulk operations */ \ 56 US_FLAG(SANE_SENSE, 0x00008000) \ 57 /* Sane Sense (> 18 bytes) */ \ 58 US_FLAG(CAPACITY_OK, 0x00010000) \ 59 /* READ CAPACITY response is correct */ \ 60 US_FLAG(BAD_SENSE, 0x00020000) \ 61 /* Bad Sense (never more than 18 bytes) */ \ 62 US_FLAG(NO_READ_DISC_INFO, 0x00040000) \ 63 /* cannot handle READ_DISC_INFO */ \ 64 US_FLAG(NO_READ_CAPACITY_16, 0x00080000) \ 65 /* cannot handle READ_CAPACITY_16 */ \ 66 US_FLAG(INITIAL_READ10, 0x00100000) \ 67 /* Initial READ(10) (and others) must be retried */ 68 69 #define US_FLAG(name, value) US_FL_##name = value , 70 enum { US_DO_ALL_FLAGS }; 71 #undef US_FLAG 72 73 /* 74 * The bias field for libusual and friends. 75 */ 76 #define USB_US_TYPE_NONE 0 77 #define USB_US_TYPE_STOR 1 /* usb-storage */ 78 #define USB_US_TYPE_UB 2 /* ub */ 79 80 #define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF) 81 #define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF) 82 83 #include <linux/usb/storage.h> 84 85 /* 86 */ 87 extern int usb_usual_ignore_device(struct usb_interface *intf); 88 extern struct usb_device_id usb_storage_usb_ids[]; 89 90 #ifdef CONFIG_USB_LIBUSUAL 91 92 extern void usb_usual_set_present(int type); 93 extern void usb_usual_clear_present(int type); 94 extern int usb_usual_check_type(const struct usb_device_id *, int type); 95 #else 96 97 #define usb_usual_set_present(t) do { } while(0) 98 #define usb_usual_clear_present(t) do { } while(0) 99 #define usb_usual_check_type(id, t) (0) 100 #endif /* CONFIG_USB_LIBUSUAL */ 101 102 #endif /* __LINUX_USB_USUAL_H */ 103