Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/*
2 * dvbdev.h
3 *
4 * Copyright (C) 2000 Ralph Metzler & Marcus Metzler
5 * for convergence integrated media GmbH
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Lesser Public License
9 * as published by the Free Software Foundation; either version 2.1
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 *
21 */
22
23#ifndef _DVBDEV_H_
24#define _DVBDEV_H_
25
26#include <linux/types.h>
27#include <linux/poll.h>
28#include <linux/fs.h>
29#include <linux/list.h>
30#include <linux/devfs_fs_kernel.h>
31#include <linux/smp_lock.h>
32
33#define DVB_MAJOR 212
34
35#define DVB_DEVICE_VIDEO 0
36#define DVB_DEVICE_AUDIO 1
37#define DVB_DEVICE_SEC 2
38#define DVB_DEVICE_FRONTEND 3
39#define DVB_DEVICE_DEMUX 4
40#define DVB_DEVICE_DVR 5
41#define DVB_DEVICE_CA 6
42#define DVB_DEVICE_NET 7
43#define DVB_DEVICE_OSD 8
44
45
46struct dvb_adapter {
47 int num;
48 struct list_head list_head;
49 struct list_head device_list;
50 const char *name;
51 u8 proposed_mac [6];
52 void* priv;
53
54 struct module *module;
55};
56
57
58struct dvb_device {
59 struct list_head list_head;
60 struct file_operations *fops;
61 struct dvb_adapter *adapter;
62 int type;
63 u32 id;
64
65 /* in theory, 'users' can vanish now,
66 but I don't want to change too much now... */
67 int readers;
68 int writers;
69 int users;
70
71 /* don't really need those !? -- FIXME: use video_usercopy */
72 int (*kernel_ioctl)(struct inode *inode, struct file *file,
73 unsigned int cmd, void *arg);
74
75 void *priv;
76};
77
78
79extern int dvb_register_adapter (struct dvb_adapter *adap, const char *name, struct module *module);
80extern int dvb_unregister_adapter (struct dvb_adapter *adap);
81
82extern int dvb_register_device (struct dvb_adapter *adap,
83 struct dvb_device **pdvbdev,
84 const struct dvb_device *template,
85 void *priv,
86 int type);
87
88extern void dvb_unregister_device (struct dvb_device *dvbdev);
89
90extern int dvb_generic_open (struct inode *inode, struct file *file);
91extern int dvb_generic_release (struct inode *inode, struct file *file);
92extern int dvb_generic_ioctl (struct inode *inode, struct file *file,
93 unsigned int cmd, unsigned long arg);
94
95/* we don't mess with video_usercopy() any more,
96we simply define out own dvb_usercopy(), which will hopefully become
97generic_usercopy() someday... */
98
99extern int dvb_usercopy(struct inode *inode, struct file *file,
100 unsigned int cmd, unsigned long arg,
101 int (*func)(struct inode *inode, struct file *file,
102 unsigned int cmd, void *arg));
103
104#endif /* #ifndef _DVBDEV_H_ */