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
36/* --------------------------------------------------------------------- */
37
38#define USBDEVICE_SUPER_MAGIC 0x9fa2
39
40/* usbdevfs ioctl codes */
41
42struct usbdevfs_ctrltransfer {
43	__u8 bRequestType;
44	__u8 bRequest;
45	__u16 wValue;
46	__u16 wIndex;
47	__u16 wLength;
48	__u32 timeout;  /* in milliseconds */
49 	void __user *data;
50};
51
52struct usbdevfs_bulktransfer {
53	unsigned int ep;
54	unsigned int len;
55	unsigned int timeout; /* in milliseconds */
56	void __user *data;
57};
58
59struct usbdevfs_setinterface {
60	unsigned int interface;
61	unsigned int altsetting;
62};
63
64struct usbdevfs_disconnectsignal {
65	unsigned int signr;
66	void __user *context;
67};
68
69#define USBDEVFS_MAXDRIVERNAME 255
70
71struct usbdevfs_getdriver {
72	unsigned int interface;
73	char driver[USBDEVFS_MAXDRIVERNAME + 1];
74};
75
76struct usbdevfs_connectinfo {
77	unsigned int devnum;
78	unsigned char slow;
79};
80
81#define USBDEVFS_URB_SHORT_NOT_OK          1
82#define USBDEVFS_URB_ISO_ASAP              2
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 error, -1 if none should be sent */
107	void *usercontext;
108	struct usbdevfs_iso_packet_desc iso_frame_desc[0];
109};
110
111/* ioctls for talking directly to drivers */
112struct usbdevfs_ioctl {
113	int	ifno;		/* interface 0..N ; negative numbers reserved */
114	int	ioctl_code;	/* MUST encode size + direction of data so the
115				 * macros in <asm/ioctl.h> give correct values */
116	void __user *data;	/* param buffer (in, or out) */
117};
118
119/* You can do most things with hubs just through control messages,
120 * except find out what device connects to what port. */
121struct usbdevfs_hub_portinfo {
122	char nports;		/* number of downstream ports in this hub */
123	char port [127];	/* e.g. port 3 connects to device 27 */
124};
125
126#ifdef __KERNEL__
127#ifdef CONFIG_COMPAT
128#include <linux/compat.h>
129struct usbdevfs_urb32 {
130	unsigned char type;
131	unsigned char endpoint;
132	compat_int_t status;
133	compat_uint_t flags;
134	compat_caddr_t buffer;
135	compat_int_t buffer_length;
136	compat_int_t actual_length;
137	compat_int_t start_frame;
138	compat_int_t number_of_packets;
139	compat_int_t error_count;
140	compat_uint_t signr;
141	compat_caddr_t usercontext; /* unused */
142	struct usbdevfs_iso_packet_desc iso_frame_desc[0];
143};
144
145struct usbdevfs_ioctl32 {
146	s32 ifno;
147	s32 ioctl_code;
148	compat_caddr_t data;
149};
150#endif
151#endif /* __KERNEL__ */
152
153#define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)
154#define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)
155#define USBDEVFS_RESETEP           _IOR('U', 3, unsigned int)
156#define USBDEVFS_SETINTERFACE      _IOR('U', 4, struct usbdevfs_setinterface)
157#define USBDEVFS_SETCONFIGURATION  _IOR('U', 5, unsigned int)
158#define USBDEVFS_GETDRIVER         _IOW('U', 8, struct usbdevfs_getdriver)
159#define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)
160#define USBDEVFS_SUBMITURB32       _IOR('U', 10, struct usbdevfs_urb32)
161#define USBDEVFS_DISCARDURB        _IO('U', 11)
162#define USBDEVFS_REAPURB           _IOW('U', 12, void *)
163#define USBDEVFS_REAPURB32         _IOW('U', 12, u32)
164#define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)
165#define USBDEVFS_REAPURBNDELAY32   _IOW('U', 13, u32)
166#define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)
167#define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)
168#define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)
169#define USBDEVFS_CONNECTINFO       _IOW('U', 17, struct usbdevfs_connectinfo)
170#define USBDEVFS_IOCTL             _IOWR('U', 18, struct usbdevfs_ioctl)
171#define USBDEVFS_IOCTL32           _IOWR('U', 18, struct usbdevfs_ioctl32)
172#define USBDEVFS_HUB_PORTINFO      _IOR('U', 19, struct usbdevfs_hub_portinfo)
173#define USBDEVFS_RESET             _IO('U', 20)
174#define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)
175#define USBDEVFS_DISCONNECT        _IO('U', 22)
176#define USBDEVFS_CONNECT           _IO('U', 23)
177#endif /* _LINUX_USBDEVICE_FS_H */
178