diff options
| -rw-r--r-- | drivers/acpi/video.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 60ea984c84a0..5845398479fa 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -1960,6 +1960,10 @@ acpi_video_switch_brightness(struct acpi_video_device *device, int event) result = acpi_video_device_lcd_set_level(device, level_next); + if (!result) + backlight_force_update(device->backlight, + BACKLIGHT_UPDATE_HOTKEY); + out: if (result) printk(KERN_ERR PREFIX "Failed to switch the brightness\n"); |