[media] pvrusb2: Use LINUX_VERSION_CODE for VIDIOC_QUERYCAP
[linux-2.6.git] / drivers / media / video / pvrusb2 / pvrusb2-main.c
1 /*
2  *
3  *
4  *  Copyright (C) 2005 Mike Isely <isely@pobox.com>
5  *  Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; either version 2 of the License
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  *
20  */
21
22 #include <linux/kernel.h>
23 #include <linux/errno.h>
24 #include <linux/module.h>
25 #include <linux/usb.h>
26 #include <linux/videodev2.h>
27
28 #include "pvrusb2-hdw.h"
29 #include "pvrusb2-devattr.h"
30 #include "pvrusb2-context.h"
31 #include "pvrusb2-debug.h"
32 #include "pvrusb2-v4l2.h"
33 #ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
34 #include "pvrusb2-sysfs.h"
35 #endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
36
37 #define DRIVER_AUTHOR "Mike Isely <isely@pobox.com>"
38 #define DRIVER_DESC "Hauppauge WinTV-PVR-USB2 MPEG2 Encoder/Tuner"
39 #define DRIVER_VERSION "V4L in-tree version"
40
41 #define DEFAULT_DEBUG_MASK (PVR2_TRACE_ERROR_LEGS| \
42                             PVR2_TRACE_INFO| \
43                             PVR2_TRACE_STD| \
44                             PVR2_TRACE_TOLERANCE| \
45                             PVR2_TRACE_TRAP| \
46                             0)
47
48 int pvrusb2_debug = DEFAULT_DEBUG_MASK;
49
50 module_param_named(debug,pvrusb2_debug,int,S_IRUGO|S_IWUSR);
51 MODULE_PARM_DESC(debug, "Debug trace mask");
52
53 #ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
54 static struct pvr2_sysfs_class *class_ptr = NULL;
55 #endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
56
57 static void pvr_setup_attach(struct pvr2_context *pvr)
58 {
59         /* Create association with v4l layer */
60         pvr2_v4l2_create(pvr);
61 #ifdef CONFIG_VIDEO_PVRUSB2_DVB
62         /* Create association with dvb layer */
63         pvr2_dvb_create(pvr);
64 #endif
65 #ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
66         pvr2_sysfs_create(pvr,class_ptr);
67 #endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
68 }
69
70 static int pvr_probe(struct usb_interface *intf,
71                      const struct usb_device_id *devid)
72 {
73         struct pvr2_context *pvr;
74
75         /* Create underlying hardware interface */
76         pvr = pvr2_context_create(intf,devid,pvr_setup_attach);
77         if (!pvr) {
78                 pvr2_trace(PVR2_TRACE_ERROR_LEGS,
79                            "Failed to create hdw handler");
80                 return -ENOMEM;
81         }
82
83         pvr2_trace(PVR2_TRACE_INIT,"pvr_probe(pvr=%p)",pvr);
84
85         usb_set_intfdata(intf, pvr);
86
87         return 0;
88 }
89
90 /*
91  * pvr_disconnect()
92  *
93  */
94 static void pvr_disconnect(struct usb_interface *intf)
95 {
96         struct pvr2_context *pvr = usb_get_intfdata(intf);
97
98         pvr2_trace(PVR2_TRACE_INIT,"pvr_disconnect(pvr=%p) BEGIN",pvr);
99
100         usb_set_intfdata (intf, NULL);
101         pvr2_context_disconnect(pvr);
102
103         pvr2_trace(PVR2_TRACE_INIT,"pvr_disconnect(pvr=%p) DONE",pvr);
104
105 }
106
107 static struct usb_driver pvr_driver = {
108         .name =         "pvrusb2",
109         .id_table =     pvr2_device_table,
110         .probe =        pvr_probe,
111         .disconnect =   pvr_disconnect
112 };
113
114 /*
115  * pvr_init() / pvr_exit()
116  *
117  * This code is run to initialize/exit the driver.
118  *
119  */
120 static int __init pvr_init(void)
121 {
122         int ret;
123
124         pvr2_trace(PVR2_TRACE_INIT,"pvr_init");
125
126         ret = pvr2_context_global_init();
127         if (ret != 0) {
128                 pvr2_trace(PVR2_TRACE_INIT,"pvr_init failure code=%d",ret);
129                 return ret;
130         }
131
132 #ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
133         class_ptr = pvr2_sysfs_class_create();
134 #endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
135
136         ret = usb_register(&pvr_driver);
137
138         if (ret == 0)
139                 printk(KERN_INFO "pvrusb2: " DRIVER_VERSION ":"
140                        DRIVER_DESC "\n");
141         if (pvrusb2_debug)
142                 printk(KERN_INFO "pvrusb2: Debug mask is %d (0x%x)\n",
143                        pvrusb2_debug,pvrusb2_debug);
144
145         pvr2_trace(PVR2_TRACE_INIT,"pvr_init complete");
146
147         return ret;
148 }
149
150 static void __exit pvr_exit(void)
151 {
152         pvr2_trace(PVR2_TRACE_INIT,"pvr_exit");
153
154         usb_deregister(&pvr_driver);
155
156         pvr2_context_global_done();
157
158 #ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
159         pvr2_sysfs_class_destroy(class_ptr);
160 #endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
161
162         pvr2_trace(PVR2_TRACE_INIT,"pvr_exit complete");
163 }
164
165 module_init(pvr_init);
166 module_exit(pvr_exit);
167
168 MODULE_AUTHOR(DRIVER_AUTHOR);
169 MODULE_DESCRIPTION(DRIVER_DESC);
170 MODULE_LICENSE("GPL");
171 MODULE_VERSION("0.9.1");
172
173
174 /*
175   Stuff for Emacs to see, in order to encourage consistent editing style:
176   *** Local Variables: ***
177   *** mode: c ***
178   *** fill-column: 70 ***
179   *** tab-width: 8 ***
180   *** c-basic-offset: 8 ***
181   *** End: ***
182   */