On Tue, Dec 03, 2013 at 02:50:07PM +0800, AceLan Kao wrote: > The acpi_video0 interface doesn't not work on Dell Inspiron 3138, > so using the vendor brightness interface, instead of the acpi one. No, this needs to be fixed properly by disabling the ACPI interface on Windows 8 systems. -- Matthew Garrett | mjg59@xxxxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe platform-driver-x86" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html