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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-main.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-main.c180
1 files changed, 180 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-main.c b/drivers/media/video/pvrusb2/pvrusb2-main.c
new file mode 100644
index 000000000000..d3c538cd0319
--- /dev/null
+++ b/drivers/media/video/pvrusb2/pvrusb2-main.c
@@ -0,0 +1,180 @@
1/*
2 *
3 * $Id$
4 *
5 * Copyright (C) 2005 Mike Isely <isely@pobox.com>
6 * Copyright (C) 2004 Aurelien Alleaume <slts@free.fr>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License
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 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#include <linux/config.h>
24#include <linux/kernel.h>
25#include <linux/errno.h>
26#include <linux/slab.h>
27#include <linux/module.h>
28#include <linux/moduleparam.h>
29#include <linux/smp_lock.h>
30#include <linux/usb.h>
31#include <linux/videodev2.h>
32
33#include "pvrusb2-hdw.h"
34#include "pvrusb2-context.h"
35#include "pvrusb2-debug.h"
36#include "pvrusb2-v4l2.h"
37#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
38#include "pvrusb2-sysfs.h"
39#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
40
41#define DRIVER_AUTHOR "Mike Isely <isely@pobox.com>"
42#define DRIVER_DESC "Hauppauge WinTV-PVR-USB2 MPEG2 Encoder/Tuner"
43#define DRIVER_VERSION "V4L in-tree version"
44
45#define DEFAULT_DEBUG_MASK (PVR2_TRACE_ERROR_LEGS| \
46 PVR2_TRACE_INFO| \
47 PVR2_TRACE_TOLERANCE| \
48 PVR2_TRACE_TRAP| \
49 PVR2_TRACE_FIRMWARE| \
50 PVR2_TRACE_EEPROM | \
51 PVR2_TRACE_INIT | \
52 PVR2_TRACE_I2C | \
53 PVR2_TRACE_CHIPS | \
54 PVR2_TRACE_START_STOP | \
55 PVR2_TRACE_CTL | \
56 PVR2_TRACE_DEBUGIFC | \
57 0)
58
59int pvrusb2_debug = DEFAULT_DEBUG_MASK;
60
61module_param_named(debug,pvrusb2_debug,int,S_IRUGO|S_IWUSR);
62MODULE_PARM_DESC(debug, "Debug trace mask");
63
64#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
65static struct pvr2_sysfs_class *class_ptr = 0;
66#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
67
68static void pvr_setup_attach(struct pvr2_context *pvr)
69{
70 /* Create association with v4l layer */
71 pvr2_v4l2_create(pvr);
72#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
73 pvr2_sysfs_create(pvr,class_ptr);
74#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
75}
76
77static int pvr_probe(struct usb_interface *intf,
78 const struct usb_device_id *devid)
79{
80 struct pvr2_context *pvr;
81
82 /* Create underlying hardware interface */
83 pvr = pvr2_context_create(intf,devid,pvr_setup_attach);
84 if (!pvr) {
85 pvr2_trace(PVR2_TRACE_ERROR_LEGS,
86 "Failed to create hdw handler");
87 return -ENOMEM;
88 }
89
90 pvr2_trace(PVR2_TRACE_INIT,"pvr_probe(pvr=%p)",pvr);
91
92 usb_set_intfdata(intf, pvr);
93
94 return 0;
95}
96
97/*
98 * pvr_disconnect()
99 *
100 */
101static void pvr_disconnect(struct usb_interface *intf)
102{
103 struct pvr2_context *pvr = usb_get_intfdata(intf);
104
105 pvr2_trace(PVR2_TRACE_INIT,"pvr_disconnect(pvr=%p) BEGIN",pvr);
106
107 usb_set_intfdata (intf, NULL);
108 pvr2_context_disconnect(pvr);
109
110 pvr2_trace(PVR2_TRACE_INIT,"pvr_disconnect(pvr=%p) DONE",pvr);
111
112}
113
114static struct usb_driver pvr_driver = {
115 name: "pvrusb2",
116 id_table: pvr2_device_table,
117 probe: pvr_probe,
118 disconnect: pvr_disconnect
119};
120
121/*
122 * pvr_init() / pvr_exit()
123 *
124 * This code is run to initialize/exit the driver.
125 *
126 */
127static int __init pvr_init(void)
128{
129 int ret;
130
131 pvr2_trace(PVR2_TRACE_INIT,"pvr_init");
132
133#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
134 class_ptr = pvr2_sysfs_class_create();
135#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
136
137 ret = usb_register(&pvr_driver);
138
139 if (ret == 0)
140 info(DRIVER_DESC " : " DRIVER_VERSION);
141 if (pvrusb2_debug) info("Debug mask is %d (0x%x)",
142 pvrusb2_debug,pvrusb2_debug);
143
144 return ret;
145}
146
147static void __exit pvr_exit(void)
148{
149
150 pvr2_trace(PVR2_TRACE_INIT,"pvr_exit");
151
152#ifdef CONFIG_VIDEO_PVRUSB2_SYSFS
153 pvr2_sysfs_class_destroy(class_ptr);
154#endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */
155
156 usb_deregister(&pvr_driver);
157}
158
159module_init(pvr_init);
160module_exit(pvr_exit);
161
162/* Mike Isely <mcisely@pobox.com> 11-Mar-2006: See pvrusb2-hdw.c for
163 MODULE_DEVICE_TABLE(). We have to declare that attribute there
164 because that's where the device table actually is now and it seems
165 that certain gcc configurations get angry if MODULE_DEVICE_TABLE()
166 is used on what ends up being an external symbol. */
167MODULE_AUTHOR(DRIVER_AUTHOR);
168MODULE_DESCRIPTION(DRIVER_DESC);
169MODULE_LICENSE("GPL");
170
171
172/*
173 Stuff for Emacs to see, in order to encourage consistent editing style:
174 *** Local Variables: ***
175 *** mode: c ***
176 *** fill-column: 70 ***
177 *** tab-width: 8 ***
178 *** c-basic-offset: 8 ***
179 *** End: ***
180 */