1 /*****************************************************************************/ 2 3 /* 4 * usbdevice_fs.h -- USB device file system. 5 * 6 * Copyright (C) 2000 7 * Thomas Sailer ([email protected]) 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 */ 169