tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1#ifndef __ACPI_VIDEO_H
2#define __ACPI_VIDEO_H
3
4#include <linux/errno.h> /* for ENODEV */
5
6struct acpi_device;
7
8#define ACPI_VIDEO_DISPLAY_CRT 1
9#define ACPI_VIDEO_DISPLAY_TV 2
10#define ACPI_VIDEO_DISPLAY_DVI 3
11#define ACPI_VIDEO_DISPLAY_LCD 4
12
13#define ACPI_VIDEO_DISPLAY_LEGACY_MONITOR 0x0100
14#define ACPI_VIDEO_DISPLAY_LEGACY_PANEL 0x0110
15#define ACPI_VIDEO_DISPLAY_LEGACY_TV 0x0200
16
17#if (defined CONFIG_ACPI_VIDEO || defined CONFIG_ACPI_VIDEO_MODULE)
18extern int acpi_video_register(void);
19extern void acpi_video_unregister(void);
20extern int acpi_video_get_edid(struct acpi_device *device, int type,
21 int device_id, void **edid);
22#else
23static inline int acpi_video_register(void) { return 0; }
24static inline void acpi_video_unregister(void) { return; }
25static inline int acpi_video_get_edid(struct acpi_device *device, int type,
26 int device_id, void **edid)
27{
28 return -ENODEV;
29}
30#endif
31
32#endif