diff options
Diffstat (limited to 'include/acpi/video.h')
| -rw-r--r-- | include/acpi/video.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/acpi/video.h b/include/acpi/video.h index f11d342b4567..5ca2f2c16458 100644 --- a/include/acpi/video.h +++ b/include/acpi/video.h @@ -32,6 +32,10 @@ extern int acpi_video_get_edid(struct acpi_device *device, int type, int device_id, void **edid); extern enum acpi_backlight_type acpi_video_get_backlight_type(void); extern void acpi_video_set_dmi_backlight_type(enum acpi_backlight_type type); +/* + * Note: The value returned by acpi_video_handles_brightness_key_presses() + * may change over time and should not be cached. + */ extern bool acpi_video_handles_brightness_key_presses(void); #else static inline int acpi_video_register(void) { return 0; } |