diff options
Diffstat (limited to 'include/linux/display.h')
-rw-r--r-- | include/linux/display.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/include/linux/display.h b/include/linux/display.h new file mode 100644 index 000000000000..3bf70d639728 --- /dev/null +++ b/include/linux/display.h | |||
@@ -0,0 +1,61 @@ | |||
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 | ||