include/linux/usbdevice_fs.h

   1 /*****************************************************************************/
   2
   3 /*
   4  *      usbdevice_fs.h  --  USB device file system.
   5  *
   6  *      Copyright (C) 2000
   7  *          Thomas Sailer (sailer@ife.ee.ethz.ch)
   8  *
   9  *      This program is free software; you can redistribute it and/or modify
  10  *      it under the terms of the GNU General Public License as published by
  11  *      the Free Software Foundation; either version 2 of the License, or
  12  *      (at your option) any later version.
  13  *
  14  *      This program is distributed in the hope that it will be useful,
  15  *      but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *      GNU General Public License for more details.
  18  *
  19  *      You should have received a copy of the GNU General Public License
  20  *      along with this program; if not, write to the Free Software
  21  *      Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  *
  23  *  History:
  24  *   0.1  04.01.2000  Created
  25  *
  26  *  $Id: usbdevice_fs.h,v 1.1 2000/01/06 18:40:41 tom Exp $
  27  */
  28
  29 /*****************************************************************************/
  30
  31 #ifndef _LINUX_USBDEVICE_FS_H
  32 #define _LINUX_USBDEVICE_FS_H
  33
  34 #include <linux/types.h>
  35 #include <linux/compat.h>
  36
  37 /* --------------------------------------------------------------------- */
  38
  39 #define USBDEVICE_SUPER_MAGIC 0x9fa2
  40
  41 /* usbdevfs ioctl codes */
  42
  43 struct usbdevfs_ctrltransfer {
  44         __u8 bRequestType;
  45         __u8 bRequest;
  46         __u16 wValue;
  47         __u16 wIndex;
  48         __u16 wLength;
  49         __u32 timeout;  /* in milliseconds */
  50         void __user *data;
  51 };
  52
  53 struct usbdevfs_bulktransfer {
  54         unsigned int ep;
  55         unsigned int len;
  56         unsigned int timeout; /* in milliseconds */
  57         void __user *data;
  58 };
  59
  60 struct usbdevfs_setinterface {
  61         unsigned int interface;
  62         unsigned int altsetting;
  63 };
  64
  65 struct usbdevfs_disconnectsignal {
  66         unsigned int signr;
  67         void __user *context;
  68 };
  69
  70 #define USBDEVFS_MAXDRIVERNAME 255
  71
  72 struct usbdevfs_getdriver {
  73         unsigned int interface;
  74         char driver[USBDEVFS_MAXDRIVERNAME + 1];
  75 };
  76
  77 struct usbdevfs_connectinfo {
  78         unsigned int devnum;
  79         unsigned char slow;
  80 };
  81
  82 #define USBDEVFS_URB_SHORT_NOT_OK          1
  83 #define USBDEVFS_URB_ISO_ASAP              2
  84
  85 #define USBDEVFS_URB_TYPE_ISO              0
  86 #define USBDEVFS_URB_TYPE_INTERRUPT        1
  87 #define USBDEVFS_URB_TYPE_CONTROL          2
  88 #define USBDEVFS_URB_TYPE_BULK             3
  89
  90 struct usbdevfs_iso_packet_desc {
  91         unsigned int length;
  92         unsigned int actual_length;
  93         unsigned int status;
  94 };
  95
  96 struct usbdevfs_urb {
  97         unsigned char type;
  98         unsigned char endpoint;
  99         int status;
 100         unsigned int flags;
 101         void __user *buffer;
 102         int buffer_length;
 103         int actual_length;
 104         int start_frame;
 105         int number_of_packets;
 106         int error_count;
 107         unsigned int signr;  /* signal to be sent on error, -1 if none should be sent */
 108         void *usercontext;
 109         struct usbdevfs_iso_packet_desc iso_frame_desc[0];
 110 };
 111
 112 /* ioctls for talking directly to drivers */
 113 struct usbdevfs_ioctl {
 114         int     ifno;           /* interface 0..N ; negative numbers reserved */
 115         int     ioctl_code;     /* MUST encode size + direction of data so the
 116                                  * macros in <asm/ioctl.h> give correct values */
 117         void __user *data;      /* param buffer (in, or out) */
 118 };
 119
 120 /* You can do most things with hubs just through control messages,
 121  * except find out what device connects to what port. */
 122 struct usbdevfs_hub_portinfo {
 123         char nports;            /* number of downstream ports in this hub */
 124         char port [127];        /* e.g. port 3 connects to device 27 */
 125 };
 126
 127 #ifdef CONFIG_COMPAT
 128 struct usbdevfs_urb32 {
 129         unsigned char type;
 130         unsigned char endpoint;
 131         compat_int_t status;
 132         compat_uint_t flags;
 133         compat_caddr_t buffer;
 134         compat_int_t buffer_length;
 135         compat_int_t actual_length;
 136         compat_int_t start_frame;
 137         compat_int_t number_of_packets;
 138         compat_int_t error_count;
 139         compat_uint_t signr;
 140         compat_caddr_t usercontext; /* unused */
 141         struct usbdevfs_iso_packet_desc iso_frame_desc[0];
 142 };
 143 #endif
 144
 145 #define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)
 146 #define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)
 147 #define USBDEVFS_RESETEP           _IOR('U', 3, unsigned int)
 148 #define USBDEVFS_SETINTERFACE      _IOR('U', 4, struct usbdevfs_setinterface)
 149 #define USBDEVFS_SETCONFIGURATION  _IOR('U', 5, unsigned int)
 150 #define USBDEVFS_GETDRIVER         _IOW('U', 8, struct usbdevfs_getdriver)
 151 #define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)
 152 #define USBDEVFS_SUBMITURB32       _IOR('U', 10, struct usbdevfs_urb32)
 153 #define USBDEVFS_DISCARDURB        _IO('U', 11)
 154 #define USBDEVFS_REAPURB           _IOW('U', 12, void *)
 155 #define USBDEVFS_REAPURB32         _IOW('U', 12, u32)
 156 #define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)
 157 #define USBDEVFS_REAPURBNDELAY32   _IOW('U', 13, u32)
 158 #define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)
 159 #define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)
 160 #define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)
 161 #define USBDEVFS_CONNECTINFO       _IOW('U', 17, struct usbdevfs_connectinfo)
 162 #define USBDEVFS_IOCTL             _IOWR('U', 18, struct usbdevfs_ioctl)
 163 #define USBDEVFS_HUB_PORTINFO      _IOR('U', 19, struct usbdevfs_hub_portinfo)
 164 #define USBDEVFS_RESET             _IO('U', 20)
 165 #define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)
 166 #define USBDEVFS_DISCONNECT        _IO('U', 22)
 167 #define USBDEVFS_CONNECT           _IO('U', 23)
 168 #endif /* _LINUX_USBDEVICE_FS_H */