diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/misc/sony-laptop.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/misc/sony-laptop.c b/drivers/misc/sony-laptop.c index 06f07e19dc70..7bcb81002dcf 100644 --- a/drivers/misc/sony-laptop.c +++ b/drivers/misc/sony-laptop.c | |||
@@ -1038,7 +1038,11 @@ static int sony_nc_add(struct acpi_device *device) | |||
1038 | goto outinput; | 1038 | goto outinput; |
1039 | } | 1039 | } |
1040 | 1040 | ||
1041 | if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &handle))) { | 1041 | if (!acpi_video_backlight_support()) { |
1042 | printk(KERN_INFO DRV_PFX "Sony: Brightness ignored, must be " | ||
1043 | "controlled by ACPI video driver\n"); | ||
1044 | } else if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", | ||
1045 | &handle))) { | ||
1042 | sony_backlight_device = backlight_device_register("sony", NULL, | 1046 | sony_backlight_device = backlight_device_register("sony", NULL, |
1043 | NULL, | 1047 | NULL, |
1044 | &sony_backlight_ops); | 1048 | &sony_backlight_ops); |