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
41struct 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
51struct usbdevfs_bulktransfer {
52	unsigned int ep;
53	unsigned int len;
54	unsigned int timeout; /* in milliseconds */
55	void *data;
56};
57
58struct usbdevfs_setinterface {
59	unsigned int interface;
60	unsigned int altsetting;
61};
62
63struct usbdevfs_disconnectsignal {
64	unsigned int signr;
65	void *context;
66};
67
68#define USBDEVFS_MAXDRIVERNAME 255
69
70struct usbdevfs_getdriver {
71	unsigned int interface;
72	char driver[USBDEVFS_MAXDRIVERNAME + 1];
73};
74
75struct usbdevfs_connectinfo {
76	unsigned int devnum;
77	unsigned char slow;
78};
79
80#define USBDEVFS_URB_SHORT_NOT_OK          1
81#define USBDEVFS_URB_ISO_ASAP              2
82
83#define USBDEVFS_URB_TYPE_ISO		   0
84#define USBDEVFS_URB_TYPE_INTERRUPT	   1
85#define USBDEVFS_URB_TYPE_CONTROL	   2
86#define USBDEVFS_URB_TYPE_BULK		   3
87
88struct usbdevfs_iso_packet_desc {
89	unsigned int length;
90	unsigned int actual_length;
91	unsigned int status;
92};
93
94struct usbdevfs_urb {
95	unsigned char type;
96	unsigned char endpoint;
97	int status;
98	unsigned int flags;
99	void *buffer;
100	int buffer_length;
101	int actual_length;
102	int start_frame;
103	int number_of_packets;
104	int error_count;
105	unsigned int signr;	/* signal to be sent on completion,
106				  or 0 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 *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
127#define USBDEVFS_CONTROL           _IOWR('U', 0, struct usbdevfs_ctrltransfer)
128#define USBDEVFS_BULK              _IOWR('U', 2, struct usbdevfs_bulktransfer)
129#define USBDEVFS_RESETEP           _IOR('U', 3, unsigned int)
130#define USBDEVFS_SETINTERFACE      _IOR('U', 4, struct usbdevfs_setinterface)
131#define USBDEVFS_SETCONFIGURATION  _IOR('U', 5, unsigned int)
132#define USBDEVFS_GETDRIVER         _IOW('U', 8, struct usbdevfs_getdriver)
133#define USBDEVFS_SUBMITURB         _IOR('U', 10, struct usbdevfs_urb)
134#define USBDEVFS_SUBMITURB32       _IOR('U', 10, struct usbdevfs_urb32)
135#define USBDEVFS_DISCARDURB        _IO('U', 11)
136#define USBDEVFS_REAPURB           _IOW('U', 12, void *)
137#define USBDEVFS_REAPURB32         _IOW('U', 12, __u32)
138#define USBDEVFS_REAPURBNDELAY     _IOW('U', 13, void *)
139#define USBDEVFS_REAPURBNDELAY32   _IOW('U', 13, __u32)
140#define USBDEVFS_DISCSIGNAL        _IOR('U', 14, struct usbdevfs_disconnectsignal)
141#define USBDEVFS_CLAIMINTERFACE    _IOR('U', 15, unsigned int)
142#define USBDEVFS_RELEASEINTERFACE  _IOR('U', 16, unsigned int)
143#define USBDEVFS_CONNECTINFO       _IOW('U', 17, struct usbdevfs_connectinfo)
144#define USBDEVFS_IOCTL             _IOWR('U', 18, struct usbdevfs_ioctl)
145#define USBDEVFS_IOCTL32           _IOWR('U', 18, struct usbdevfs_ioctl32)
146#define USBDEVFS_HUB_PORTINFO      _IOR('U', 19, struct usbdevfs_hub_portinfo)
147#define USBDEVFS_RESET             _IO('U', 20)
148#define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)
149#define USBDEVFS_DISCONNECT        _IO('U', 22)
150#define USBDEVFS_CONNECT           _IO('U', 23)
151#endif /* _LINUX_USBDEVICE_FS_H */
152