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1 | /* |
2 | * Copyright (C) 2006 James Simmons <jsimmons@infradead.org> |
3 | * |
4 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation; either version 2 of the License, or (at |
9 | * your option) any later version. |
10 | * |
11 | * This program is distributed in the hope that it will be useful, but |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | * General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; if not, write to the Free Software Foundation, Inc., |
18 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
19 | * |
20 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
21 | */ |
22 | |
23 | #ifndef _LINUX_DISPLAY_H |
24 | #define _LINUX_DISPLAY_H |
25 | |
26 | #include <linux/device.h> |
27 | |
28 | struct display_device; |
29 | |
30 | /* This structure defines all the properties of a Display. */ |
31 | struct display_driver { |
32 | int (*set_contrast)(struct display_device *, unsigned int); |
33 | int (*get_contrast)(struct display_device *); |
34 | void (*suspend)(struct display_device *, pm_message_t state); |
35 | void (*resume)(struct display_device *); |
36 | int (*probe)(struct display_device *, void *); |
37 | int (*remove)(struct display_device *); |
38 | int max_contrast; |
39 | }; |
40 | |
41 | struct display_device { |
42 | struct module *owner; /* Owner module */ |
43 | struct display_driver *driver; |
44 | struct device *parent; /* This is the parent */ |
45 | struct device *dev; /* This is this display device */ |
46 | struct mutex lock; |
47 | void *priv_data; |
48 | char type[16]; |
49 | char *name; |
50 | int idx; |
51 | }; |
52 | |
53 | extern struct display_device *display_device_register(struct display_driver *driver, |
54 | struct device *dev, void *devdata); |
55 | extern void display_device_unregister(struct display_device *dev); |
56 | |
57 | extern int probe_edid(struct display_device *dev, void *devdata); |
58 | |
59 | #define to_display_device(obj) container_of(obj, struct display_device, class_dev) |
60 | |
61 | #endif |
62 |
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Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9