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/magic.h> 36 37 /* --------------------------------------------------------------------- */ 38 39 /* usbdevfs ioctl codes */ 40 41 struct usbdevfs_ctrltransfer { 42 __u8 bRequestType; 43 __u8 bRequest; 44 __u16 wValue; 45 __u16 wIndex; 46 __u16 wLength; 47 __u32 timeout; /* in milliseconds */ 48 void *data; 49 }; 50 51 struct usbdevfs_bulktransfer { 52 unsigned int ep; 53 unsigned int len; 54 unsigned int timeout; /* in milliseconds */ 55 void *data; 56 }; 57 58 struct usbdevfs_setinterface { 59 unsigned int interface; 60 unsigned int altsetting; 61 }; 62 63 struct usbdevfs_disconnectsignal { 64 unsigned int signr; 65 void *context; 66 }; 67 68 #define USBDEVFS_MAXDRIVERNAME 255 69 70 struct usbdevfs_getdriver { 71 unsigned int interface; 72 char driver[USBDEVFS_MAXDRIVERNAME + 1]; 73 }; 74 75 struct usbdevfs_connectinfo { 76 unsigned int devnum; 77 unsigned char slow; 78 }; 79 80 #define USBDEVFS_URB_SHORT_NOT_OK 0x01 81 #define USBDEVFS_URB_ISO_ASAP 0x02 82 #define USBDEVFS_URB_NO_FSBR 0x20 83 #define USBDEVFS_URB_ZERO_PACKET 0x40 84 #define USBDEVFS_URB_NO_INTERRUPT 0x80 85 86 #define USBDEVFS_URB_TYPE_ISO 0 87 #define USBDEVFS_URB_TYPE_INTERRUPT 1 88 #define USBDEVFS_URB_TYPE_CONTROL 2 89 #define USBDEVFS_URB_TYPE_BULK 3 90 91 struct usbdevfs_iso_packet_desc { 92 unsigned int length; 93 unsigned int actual_length; 94 unsigned int status; 95 }; 96 97 struct usbdevfs_urb { 98 unsigned char type; 99 unsigned char endpoint; 100 int status; 101 unsigned int flags; 102 void *buffer; 103 int buffer_length; 104 int actual_length; 105 int start_frame; 106 int number_of_packets; 107 int error_count; 108 unsigned int signr; /* signal to be sent on completion, 109 or 0 if none should be sent. */ 110 void *usercontext; 111 struct usbdevfs_iso_packet_desc iso_frame_desc[0]; 112 }; 113 114 /* ioctls for talking directly to drivers */ 115 struct usbdevfs_ioctl { 116 int ifno; /* interface 0..N ; negative numbers reserved */ 117 int ioctl_code; /* MUST encode size + direction of data so the 118 * macros in <asm/ioctl.h> give correct values */ 119 void *data; /* param buffer (in, or out) */ 120 }; 121 122 /* You can do most things with hubs just through control messages, 123 * except find out what device connects to what port. */ 124 struct usbdevfs_hub_portinfo { 125 char nports; /* number of downstream ports in this hub */ 126 char port [127]; /* e.g. port 3 connects to device 27 */ 127 }; 128 129 130 #define USBDEVFS_CONTROL _IOWR('U', 0, struct usbdevfs_ctrltransfer) 131 #define USBDEVFS_BULK _IOWR('U', 2, struct usbdevfs_bulktransfer) 132 #define USBDEVFS_RESETEP _IOR('U', 3, unsigned int) 133 #define USBDEVFS_SETINTERFACE _IOR('U', 4, struct usbdevfs_setinterface) 134 #define USBDEVFS_SETCONFIGURATION _IOR('U', 5, unsigned int) 135 #define USBDEVFS_GETDRIVER _IOW('U', 8, struct usbdevfs_getdriver) 136 #define USBDEVFS_SUBMITURB _IOR('U', 10, struct usbdevfs_urb) 137 #define USBDEVFS_SUBMITURB32 _IOR('U', 10, struct usbdevfs_urb32) 138 #define USBDEVFS_DISCARDURB _IO('U', 11) 139 #define USBDEVFS_REAPURB _IOW('U', 12, void *) 140 #define USBDEVFS_REAPURB32 _IOW('U', 12, __u32) 141 #define USBDEVFS_REAPURBNDELAY _IOW('U', 13, void *) 142 #define USBDEVFS_REAPURBNDELAY32 _IOW('U', 13, __u32) 143 #define USBDEVFS_DISCSIGNAL _IOR('U', 14, struct usbdevfs_disconnectsignal) 144 #define USBDEVFS_CLAIMINTERFACE _IOR('U', 15, unsigned int) 145 #define USBDEVFS_RELEASEINTERFACE _IOR('U', 16, unsigned int) 146 #define USBDEVFS_CONNECTINFO _IOW('U', 17, struct usbdevfs_connectinfo) 147 #define USBDEVFS_IOCTL _IOWR('U', 18, struct usbdevfs_ioctl) 148 #define USBDEVFS_IOCTL32 _IOWR('U', 18, struct usbdevfs_ioctl32) 149 #define USBDEVFS_HUB_PORTINFO _IOR('U', 19, struct usbdevfs_hub_portinfo) 150 #define USBDEVFS_RESET _IO('U', 20) 151 #define USBDEVFS_CLEAR_HALT _IOR('U', 21, unsigned int) 152 #define USBDEVFS_DISCONNECT _IO('U', 22) 153 #define USBDEVFS_CONNECT _IO('U', 23) 154 #endif /* _LINUX_USBDEVICE_FS_H */ 155