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2dec3ba8 YL |
1 | /* |
2 | * | |
3 | * Copyright (C) 2006 Luming Yu <luming.yu@intel.com> | |
4 | * | |
5 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
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, or (at | |
10 | * your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License along | |
18 | * with this program; if not, write to the Free Software Foundation, Inc., | |
19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
20 | * | |
21 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
22 | */ | |
23 | #ifndef _LINUX_VIDEO_OUTPUT_H | |
24 | #define _LINUX_VIDEO_OUTPUT_H | |
25 | #include <linux/device.h> | |
3353bebe | 26 | #include <linux/err.h> |
2dec3ba8 YL |
27 | struct output_device; |
28 | struct output_properties { | |
29 | int (*set_state)(struct output_device *); | |
30 | int (*get_status)(struct output_device *); | |
31 | }; | |
32 | struct output_device { | |
33 | int request_state; | |
34 | struct output_properties *props; | |
60043428 | 35 | struct device dev; |
2dec3ba8 | 36 | }; |
60043428 | 37 | #define to_output_device(obj) container_of(obj, struct output_device, dev) |
3353bebe | 38 | #if defined(CONFIG_VIDEO_OUTPUT_CONTROL) || defined(CONFIG_VIDEO_OUTPUT_CONTROL_MODULE) |
2dec3ba8 YL |
39 | struct output_device *video_output_register(const char *name, |
40 | struct device *dev, | |
41 | void *devdata, | |
42 | struct output_properties *op); | |
43 | void video_output_unregister(struct output_device *dev); | |
3353bebe LB |
44 | #else |
45 | static struct output_device *video_output_register(const char *name, | |
46 | struct device *dev, | |
47 | void *devdata, | |
48 | struct output_properties *op) | |
49 | { | |
50 | return ERR_PTR(-ENODEV); | |
51 | } | |
52 | static void video_output_unregister(struct output_device *dev) | |
53 | { | |
54 | return; | |
55 | } | |
56 | #endif | |
2dec3ba8 | 57 | #endif |