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

/*

 *      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

 *

 *  $Id: usbdevice_fs.h,v 1.1 2000/01/06 18:40:41 tom Exp $

 */

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

#ifndef _LINUX_USBDEVICE_FS_H

#define _LINUX_USBDEVICE_FS_H

#include <linux/types.h>

#include <linux/magic.h>

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

/* usbdevfs ioctl codes */

struct usbdevfs_ctrltransfer {

        __u8 bRequestType;

        __u8 bRequest;

        __u16 wValue;

        __u16 wIndex;

        __u16 wLength;

        __u32 timeout;  /* in milliseconds */

        void __user *data;

};

struct usbdevfs_bulktransfer {

        unsigned int ep;

        unsigned int len;

        unsigned int timeout; /* in milliseconds */

        void __user *data;

};

struct usbdevfs_setinterface {

        unsigned int interface;

        unsigned int altsetting;

};

struct usbdevfs_disconnectsignal {

        unsigned int signr;

        void __user *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 __user *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 completion,

                                  or 0 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 __user *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 __KERNEL__

#ifdef CONFIG_COMPAT

#include <linux/compat.h>

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];

};

struct usbdevfs_ioctl32 {

        s32 ifno;

        s32 ioctl_code;

        compat_caddr_t data;

};

#endif

#endif /* __KERNEL__ */

#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_IOCTL32           _IOWR('U', 18, struct usbdevfs_ioctl32)

#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 */