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
  27 /*****************************************************************************/
  28
  29 #ifndef _LINUX_USBDEVICE_FS_H
  30 #define _LINUX_USBDEVICE_FS_H
  31
  32 #include <linux/types.h>
  33 #include <linux/magic.h>
  34
  35 /* --------------------------------------------------------------------- */
  36
  37 /* usbdevfs ioctl codes */
  38
  39 struct usbdevfs_ctrltransfer {
  40         __u8 bRequestType;
  41         __u8 bRequest;
  42         __u16 wValue;
  43         __u16 wIndex;
  44         __u16 wLength;
  45         __u32 timeout;  /* in milliseconds */
  46         void __user *data;
  47 };
  48
  49 struct usbdevfs_bulktransfer {
  50         unsigned int ep;
  51         unsigned int len;
  52         unsigned int timeout; /* in milliseconds */
  53         void __user *data;
  54 };
  55
  56 struct usbdevfs_setinterface {
  57         unsigned int interface;
  58         unsigned int altsetting;
  59 };
  60
  61 struct usbdevfs_disconnectsignal {
  62         unsigned int signr;
  63         void __user *context;
  64 };
  65
  66 #define USBDEVFS_MAXDRIVERNAME 255
  67
  68 struct usbdevfs_getdriver {
  69         unsigned int interface;
  70         char driver[USBDEVFS_MAXDRIVERNAME + 1];
  71 };
  72
  73 struct usbdevfs_connectinfo {
  74         unsigned int devnum;
  75         unsigned char slow;
  76 };
  77
  78 #define USBDEVFS_URB_SHORT_NOT_OK       0x01
  79 #define USBDEVFS_URB_ISO_ASAP           0x02
  80 #define USBDEVFS_URB_NO_FSBR            0x20
  81 #define USBDEVFS_URB_ZERO_PACKET        0x40
  82 #define USBDEVFS_URB_NO_INTERRUPT       0x80
  83
  84 #define USBDEVFS_URB_TYPE_ISO              0
  85 #define USBDEVFS_URB_TYPE_INTERRUPT        1
  86 #define USBDEVFS_URB_TYPE_CONTROL          2
  87 #define USBDEVFS_URB_TYPE_BULK             3
  88
  89 struct usbdevfs_iso_packet_desc {
  90         unsigned int length;
  91         unsigned int actual_length;
  92         unsigned int status;
  93 };
  94
  95 struct usbdevfs_urb {
  96         unsigned char type;
  97         unsigned char endpoint;
  98         int status;
  99         unsigned int flags;
 100         void __user *buffer;
 101         int buffer_length;
 102         int actual_length;
 103         int start_frame;
 104         int number_of_packets;
 105         int error_count;
 106         unsigned int signr;     /* signal to be sent on completion,
 107                                   or 0 if none should be sent. */
 108         void __user *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 __KERNEL__
 128 #ifdef CONFIG_COMPAT
 129 #include <linux/compat.h>
 130 struct usbdevfs_urb32 {
 131         unsigned char type;
 132         unsigned char endpoint;
 133         compat_int_t status;
 134         compat_uint_t flags;
 135         compat_caddr_t buffer;
 136         compat_int_t buffer_length;
 137         compat_int_t actual_length;
 138         compat_int_t start_frame;
 139         compat_int_t number_of_packets;
 140         compat_int_t error_count;
 141         compat_uint_t signr;
 142         compat_caddr_t usercontext; /* unused */
 143         struct usbdevfs_iso_packet_desc iso_frame_desc[0];
 144 };
 145
 146 struct usbdevfs_ioctl32 {
 147         s32 ifno;
 148         s32 ioctl_code;
 149         compat_caddr_t data;
 150 };
 151 #endif
 152 #endif /* __KERNEL__ */
 153
 154 #define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)
 155 #define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)
 156 #define USBDEVFS_RESETEP           _IOR('U', 3, unsigned int)
 157 #define USBDEVFS_SETINTERFACE      _IOR('U', 4, struct usbdevfs_setinterface)
 158 #define USBDEVFS_SETCONFIGURATION  _IOR('U', 5, unsigned int)
 159 #define USBDEVFS_GETDRIVER         _IOW('U', 8, struct usbdevfs_getdriver)
 160 #define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)
 161 #define USBDEVFS_SUBMITURB32       _IOR('U', 10, struct usbdevfs_urb32)
 162 #define USBDEVFS_DISCARDURB        _IO('U', 11)
 163 #define USBDEVFS_REAPURB           _IOW('U', 12, void *)
 164 #define USBDEVFS_REAPURB32         _IOW('U', 12, __u32)
 165 #define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)
 166 #define USBDEVFS_REAPURBNDELAY32   _IOW('U', 13, __u32)
 167 #define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)
 168 #define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)
 169 #define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)
 170 #define USBDEVFS_CONNECTINFO       _IOW('U', 17, struct usbdevfs_connectinfo)
 171 #define USBDEVFS_IOCTL             _IOWR('U', 18, struct usbdevfs_ioctl)
 172 #define USBDEVFS_IOCTL32           _IOWR('U', 18, struct usbdevfs_ioctl32)
 173 #define USBDEVFS_HUB_PORTINFO      _IOR('U', 19, struct usbdevfs_hub_portinfo)
 174 #define USBDEVFS_RESET             _IO('U', 20)
 175 #define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)
 176 #define USBDEVFS_DISCONNECT        _IO('U', 22)
 177 #define USBDEVFS_CONNECT           _IO('U', 23)
 178 #endif /* _LINUX_USBDEVICE_FS_H */