source: svn/trunk/newcon3bcm2_21bu/toolchain/mips-linux-uclibc/include/linux/usbdevice_fs.h

/*****************************************************************************/

/*
 *      usbdevice_fs.h  --  USB device file system.
 *
 *      Copyright (C) 2000
 *          Thomas Sailer (sailer@ife.ee.ethz.ch)
 *
 *      This program is free software; you can redistribute it and/or modify
 *      it under the terms of the GNU General Public License as published by
 *      the Free Software Foundation; either version 2 of the License, or
 *      (at your option) any later version.
 *
 *      This program is distributed in the hope that it will be useful,
 *      but WITHOUT ANY WARRANTY; without even the implied warranty of
 *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *      GNU General Public License for more details.
 *
 *      You should have received a copy of the GNU General Public License
 *      along with this program; if not, write to the Free Software
 *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  History:
 *   0.1  04.01.2000  Created
 *
 */

/*****************************************************************************/

#ifndef _LINUX_USBDEVICE_FS_H
#define _LINUX_USBDEVICE_FS_H

#include <linux/types.h>
#include <linux/compat.h>

/* --------------------------------------------------------------------- */

#define USBDEVICE_SUPER_MAGIC 0x9fa2

/* usbdevfs ioctl codes */

struct usbdevfs_ctrltransfer {
        __u8 bRequestType;
        __u8 bRequest;
        __u16 wValue;
        __u16 wIndex;
        __u16 wLength;
        __u32 timeout;  /* in milliseconds */
        void *data;
};

struct usbdevfs_bulktransfer {
        unsigned int ep;
        unsigned int len;
        unsigned int timeout; /* in milliseconds */
        void *data;
};

struct usbdevfs_setinterface {
        unsigned int interface;
        unsigned int altsetting;
};

struct usbdevfs_disconnectsignal {
        unsigned int signr;
        void *context;
};

#define USBDEVFS_MAXDRIVERNAME 255

struct usbdevfs_getdriver {
        unsigned int interface;
        char driver[USBDEVFS_MAXDRIVERNAME + 1];
};

struct usbdevfs_connectinfo {
        unsigned int devnum;
        unsigned char slow;
};

#define USBDEVFS_URB_SHORT_NOT_OK          1
#define USBDEVFS_URB_ISO_ASAP              2

#define USBDEVFS_URB_TYPE_ISO              0
#define USBDEVFS_URB_TYPE_INTERRUPT        1
#define USBDEVFS_URB_TYPE_CONTROL          2
#define USBDEVFS_URB_TYPE_BULK             3

struct usbdevfs_iso_packet_desc {
        unsigned int length;
        unsigned int actual_length;
        unsigned int status;
};

struct usbdevfs_urb {
        unsigned char type;
        unsigned char endpoint;
        int status;
        unsigned int flags;
        void *buffer;
        int buffer_length;
        int actual_length;
        int start_frame;
        int number_of_packets;
        int error_count;
        unsigned int signr;  /* signal to be sent on error, -1 if none should be sent */
        void *usercontext;
        struct usbdevfs_iso_packet_desc iso_frame_desc[0];
};

/* ioctls for talking directly to drivers */
struct usbdevfs_ioctl {
        int     ifno;           /* interface 0..N ; negative numbers reserved */
        int     ioctl_code;     /* MUST encode size + direction of data so the
                                 * macros in <asm/ioctl.h> give correct values */
        void *data;     /* param buffer (in, or out) */
};

/* You can do most things with hubs just through control messages,
 * except find out what device connects to what port. */
struct usbdevfs_hub_portinfo {
        char nports;            /* number of downstream ports in this hub */
        char port [127];        /* e.g. port 3 connects to device 27 */
};

#ifdef CONFIG_COMPAT
struct usbdevfs_urb32 {
        unsigned char type;
        unsigned char endpoint;
        compat_int_t status;
        compat_uint_t flags;
        compat_caddr_t buffer;
        compat_int_t buffer_length;
        compat_int_t actual_length;
        compat_int_t start_frame;
        compat_int_t number_of_packets;
        compat_int_t error_count;
        compat_uint_t signr;
        compat_caddr_t usercontext; /* unused */
        struct usbdevfs_iso_packet_desc iso_frame_desc[0];
};
#endif

#define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)
#define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)
#define USBDEVFS_RESETEP           _IOR('U', 3, unsigned int)
#define USBDEVFS_SETINTERFACE      _IOR('U', 4, struct usbdevfs_setinterface)
#define USBDEVFS_SETCONFIGURATION  _IOR('U', 5, unsigned int)
#define USBDEVFS_GETDRIVER         _IOW('U', 8, struct usbdevfs_getdriver)
#define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)
#define USBDEVFS_SUBMITURB32       _IOR('U', 10, struct usbdevfs_urb32)
#define USBDEVFS_DISCARDURB        _IO('U', 11)
#define USBDEVFS_REAPURB           _IOW('U', 12, void *)
#define USBDEVFS_REAPURB32         _IOW('U', 12, __u32)
#define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)
#define USBDEVFS_REAPURBNDELAY32   _IOW('U', 13, __u32)
#define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)
#define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)
#define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)
#define USBDEVFS_CONNECTINFO       _IOW('U', 17, struct usbdevfs_connectinfo)
#define USBDEVFS_IOCTL             _IOWR('U', 18, struct usbdevfs_ioctl)
#define USBDEVFS_HUB_PORTINFO      _IOR('U', 19, struct usbdevfs_hub_portinfo)
#define USBDEVFS_RESET             _IO('U', 20)
#define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)
#define USBDEVFS_DISCONNECT        _IO('U', 22)
#define USBDEVFS_CONNECT           _IO('U', 23)
#endif /* _LINUX_USBDEVICE_FS_H */