diff options
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-main.c')
-rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-main.c | 180 |
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 | |||
59 | int pvrusb2_debug = DEFAULT_DEBUG_MASK; | ||
60 | |||
61 | module_param_named(debug,pvrusb2_debug,int,S_IRUGO|S_IWUSR); | ||
62 | MODULE_PARM_DESC(debug, "Debug trace mask"); | ||
63 | |||
64 | #ifdef CONFIG_VIDEO_PVRUSB2_SYSFS | ||
65 | static struct pvr2_sysfs_class *class_ptr = 0; | ||
66 | #endif /* CONFIG_VIDEO_PVRUSB2_SYSFS */ | ||
67 | |||
68 | static 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 | |||
77 | static 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 | */ | ||
101 | static 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 | |||
114 | static 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 | */ | ||
127 | static 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 | |||
147 | static 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 | |||
159 | module_init(pvr_init); | ||
160 | module_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. */ | ||
167 | MODULE_AUTHOR(DRIVER_AUTHOR); | ||
168 | MODULE_DESCRIPTION(DRIVER_DESC); | ||
169 | MODULE_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 | */ | ||