diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /include/acpi/video.h | |
Diffstat (limited to 'include/acpi/video.h')
| -rw-r--r-- | include/acpi/video.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/acpi/video.h b/include/acpi/video.h new file mode 100644 index 00000000..61109f26 --- /dev/null +++ b/include/acpi/video.h @@ -0,0 +1,34 @@ +#ifndef __ACPI_VIDEO_H +#define __ACPI_VIDEO_H + +#include <linux/errno.h> /* for ENODEV */ + +struct acpi_device; + +#define ACPI_VIDEO_CLASS "video" + +#define ACPI_VIDEO_DISPLAY_CRT 1 +#define ACPI_VIDEO_DISPLAY_TV 2 +#define ACPI_VIDEO_DISPLAY_DVI 3 +#define ACPI_VIDEO_DISPLAY_LCD 4 + +#define ACPI_VIDEO_DISPLAY_LEGACY_MONITOR 0x0100 +#define ACPI_VIDEO_DISPLAY_LEGACY_PANEL 0x0110 +#define ACPI_VIDEO_DISPLAY_LEGACY_TV 0x0200 + +#if (defined CONFIG_ACPI_VIDEO || defined CONFIG_ACPI_VIDEO_MODULE) +extern int acpi_video_register(void); +extern void acpi_video_unregister(void); +extern int acpi_video_get_edid(struct acpi_device *device, int type, + int device_id, void **edid); +#else +static inline int acpi_video_register(void) { return 0; } +static inline void acpi_video_unregister(void) { return; } +static inline int acpi_video_get_edid(struct acpi_device *device, int type, + int device_id, void **edid) +{ + return -ENODEV; +} +#endif + +#endif |