| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | #ifndef __ACPI_VIDEO_H |
| 2 | #define __ACPI_VIDEO_H |
| 3 | |
| 4 | #include <linux/errno.h> /* for ENODEV */ |
| 5 | |
| 6 | struct acpi_device; |
| 7 | |
| 8 | #define ACPI_VIDEO_CLASS "video" |
| 9 | |
| 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 |
| 14 | |
| 15 | #define ACPI_VIDEO_DISPLAY_LEGACY_MONITOR 0x0100 |
| 16 | #define ACPI_VIDEO_DISPLAY_LEGACY_PANEL 0x0110 |
| 17 | #define ACPI_VIDEO_DISPLAY_LEGACY_TV 0x0200 |
| 18 | |
| 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); |
| 24 | #else |
| 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) |
| 29 | { |
| 30 | return -ENODEV; |
| 31 | } |
| 32 | #endif |
| 33 | |
| 34 | #endif |