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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
39struct 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
49struct usbdevfs_bulktransfer {
50 unsigned int ep;
51 unsigned int len;
52 unsigned int timeout; /* in milliseconds */
53 void __user *data;
54};
55
56struct usbdevfs_setinterface {
57 unsigned int interface;
58 unsigned int altsetting;
59};
60
61struct usbdevfs_disconnectsignal {
62 unsigned int signr;
63 void __user *context;
64};
65
66#define USBDEVFS_MAXDRIVERNAME 255
67
68struct usbdevfs_getdriver {
69 unsigned int interface;
70 char driver[USBDEVFS_MAXDRIVERNAME + 1];
71};
72
73struct 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
89struct usbdevfs_iso_packet_desc {
90 unsigned int length;
91 unsigned int actual_length;
92 unsigned int status;
93};
94
95struct 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 */
113struct 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. */
122struct 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>
130struct 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
146struct 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 */