diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
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committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/media/video/pvrusb2/pvrusb2-main.c | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-main.c')
-rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-main.c | 182 |
1 files changed, 182 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 00000000000..c1d9bb61cd7 --- /dev/null +++ b/drivers/media/video/pvrusb2/pvrusb2-main.c | |||
@@ -0,0 +1,182 @@ | |||
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 | */ | ||