diff options
| -rw-r--r-- | drivers/misc/acer-wmi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c index 0532a2de2ce..94c9f911824 100644 --- a/drivers/misc/acer-wmi.c +++ b/drivers/misc/acer-wmi.c @@ -1297,6 +1297,12 @@ static int __init acer_wmi_init(void) set_quirks(); + if (!acpi_video_backlight_support() && has_cap(ACER_CAP_BRIGHTNESS)) { + interface->capability &= ~ACER_CAP_BRIGHTNESS; + printk(ACER_INFO "Brightness must be controlled by " + "generic video driver\n"); + } + if (platform_driver_register(&acer_platform_driver)) { printk(ACER_ERR "Unable to register platform driver.\n"); goto error_platform_register; |