]>
git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - include/acpi/video.h
4 #include <linux/errno.h> /* for ENODEV */
8 #define ACPI_VIDEO_CLASS "video"
10 #define ACPI_VIDEO_DISPLAY_CRT 1
11 #define ACPI_VIDEO_DISPLAY_TV 2
12 #define ACPI_VIDEO_DISPLAY_DVI 3
13 #define ACPI_VIDEO_DISPLAY_LCD 4
15 #define ACPI_VIDEO_DISPLAY_LEGACY_MONITOR 0x0100
16 #define ACPI_VIDEO_DISPLAY_LEGACY_PANEL 0x0110
17 #define ACPI_VIDEO_DISPLAY_LEGACY_TV 0x0200
19 enum acpi_backlight_type
{
20 acpi_backlight_undef
= -1,
21 acpi_backlight_none
= 0,
23 acpi_backlight_vendor
,
24 acpi_backlight_native
,
27 #if IS_ENABLED(CONFIG_ACPI_VIDEO)
28 extern int acpi_video_register(void);
29 extern void acpi_video_unregister(void);
30 extern int acpi_video_get_edid(struct acpi_device
*device
, int type
,
31 int device_id
, void **edid
);
32 extern enum acpi_backlight_type
acpi_video_get_backlight_type(void);
33 extern void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type
);
35 static inline int acpi_video_register(void) { return 0; }
36 static inline void acpi_video_unregister(void) { return; }
37 static inline int acpi_video_get_edid(struct acpi_device
*device
, int type
,
38 int device_id
, void **edid
)
42 static inline enum acpi_backlight_type
acpi_video_get_backlight_type(void)
44 return acpi_backlight_vendor
;
46 static inline void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type
)