diff options
Diffstat (limited to 'include/linux/usb_usual.h')
| -rw-r--r-- | include/linux/usb_usual.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h new file mode 100644 index 00000000000..b2d08984a9f --- /dev/null +++ b/include/linux/usb_usual.h @@ -0,0 +1,126 @@ +/* + * Interface to the libusual. + * + * Copyright (c) 2005 Pete Zaitcev <zaitcev@redhat.com> + * Copyright (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net) + * Copyright (c) 1999 Michael Gee (michael@linuxspecific.com) + */ + +#ifndef __LINUX_USB_USUAL_H +#define __LINUX_USB_USUAL_H + +#include <linux/config.h> + +/* We should do this for cleanliness... But other usb_foo.h do not do this. */ +/* #include <linux/usb.h> */ + +/* + * The flags field, which we store in usb_device_id.driver_info. + * It is compatible with the old usb-storage flags in lower 24 bits. + */ + +/* + * Static flag definitions. We use this roundabout technique so that the + * proc_info() routine can automatically display a message for each flag. + */ +#define US_DO_ALL_FLAGS \ + US_FLAG(SINGLE_LUN, 0x00000001) \ + /* allow access to only LUN 0 */ \ + US_FLAG(NEED_OVERRIDE, 0x00000002) \ + /* unusual_devs entry is necessary */ \ + US_FLAG(SCM_MULT_TARG, 0x00000004) \ + /* supports multiple targets */ \ + US_FLAG(FIX_INQUIRY, 0x00000008) \ + /* INQUIRY response needs faking */ \ + US_FLAG(FIX_CAPACITY, 0x00000010) \ + /* READ CAPACITY response too big */ \ + US_FLAG(IGNORE_RESIDUE, 0x00000020) \ + /* reported residue is wrong */ \ + US_FLAG(BULK32, 0x00000040) \ + /* Uses 32-byte CBW length */ \ + US_FLAG(NOT_LOCKABLE, 0x00000080) \ + /* PREVENT/ALLOW not supported */ \ + US_FLAG(GO_SLOW, 0x00000100) \ + /* Need delay after Command phase */ \ + US_FLAG(NO_WP_DETECT, 0x00000200) \ + /* Don't check for write-protect */ \ + +#define US_FLAG(name, value) US_FL_##name = value , +enum { US_DO_ALL_FLAGS }; +#undef US_FLAG + +/* + * The bias field for libusual and friends. + */ +#define USB_US_TYPE_NONE 0 +#define USB_US_TYPE_STOR 1 /* usb-storage */ +#define USB_US_TYPE_UB 2 /* ub */ + +#define USB_US_TYPE(flags) (((flags) >> 24) & 0xFF) +#define USB_US_ORIG_FLAGS(flags) ((flags) & 0x00FFFFFF) + +/* + * This is probably not the best place to keep these constants, conceptually. + * But it's the only header included into all places which need them. + */ + +/* Sub Classes */ + +#define US_SC_RBC 0x01 /* Typically, flash devices */ +#define US_SC_8020 0x02 /* CD-ROM */ +#define US_SC_QIC 0x03 /* QIC-157 Tapes */ +#define US_SC_UFI 0x04 /* Floppy */ +#define US_SC_8070 0x05 /* Removable media */ +#define US_SC_SCSI 0x06 /* Transparent */ +#define US_SC_ISD200 0x07 /* ISD200 ATA */ +#define US_SC_MIN US_SC_RBC +#define US_SC_MAX US_SC_ISD200 + +#define US_SC_DEVICE 0xff /* Use device's value */ + +/* Protocols */ + +#define US_PR_CBI 0x00 /* Control/Bulk/Interrupt */ +#define US_PR_CB 0x01 /* Control/Bulk w/o interrupt */ +#define US_PR_BULK 0x50 /* bulk only */ +#ifdef CONFIG_USB_STORAGE_USBAT +#define US_PR_USBAT 0x80 /* SCM-ATAPI bridge */ +#endif +#ifdef CONFIG_USB_STORAGE_SDDR09 +#define US_PR_EUSB_SDDR09 0x81 /* SCM-SCSI bridge for SDDR-09 */ +#endif +#ifdef CONFIG_USB_STORAGE_SDDR55 +#define US_PR_SDDR55 0x82 /* SDDR-55 (made up) */ +#endif +#define US_PR_DPCM_USB 0xf0 /* Combination CB/SDDR09 */ +#ifdef CONFIG_USB_STORAGE_FREECOM +#define US_PR_FREECOM 0xf1 /* Freecom */ +#endif +#ifdef CONFIG_USB_STORAGE_DATAFAB +#define US_PR_DATAFAB 0xf2 /* Datafab chipsets */ +#endif +#ifdef CONFIG_USB_STORAGE_JUMPSHOT +#define US_PR_JUMPSHOT 0xf3 /* Lexar Jumpshot */ +#endif +#ifdef CONFIG_USB_STORAGE_ALAUDA +#define US_PR_ALAUDA 0xf4 /* Alauda chipsets */ +#endif + +#define US_PR_DEVICE 0xff /* Use device's value */ + +/* + */ +#ifdef CONFIG_USB_LIBUSUAL + +extern struct usb_device_id storage_usb_ids[]; +extern void usb_usual_set_present(int type); +extern void usb_usual_clear_present(int type); +extern int usb_usual_check_type(const struct usb_device_id *, int type); +#else + +#define usb_usual_set_present(t) do { } while(0) +#define usb_usual_clear_present(t) do { } while(0) +#define usb_usual_check_type(id, t) (0) +#endif /* CONFIG_USB_LIBUSUAL */ + +#endif /* __LINUX_USB_USUAL_H */ |