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 #if (defined CONFIG_ACPI_VIDEO || defined CONFIG_ACPI_VIDEO_MODULE)
20 extern int acpi_video_register(void);
21 extern void acpi_video_unregister(void);
22 extern int acpi_video_get_edid(struct acpi_device *device, int type,
23 int device_id, void **edid);
25 static inline int acpi_video_register(void) { return 0; }
26 static inline void acpi_video_unregister(void) { return; }
27 static inline int acpi_video_get_edid(struct acpi_device *device, int type,
28 int device_id, void **edid)