> Maybe we need to somehow enable receiving such events? ACPI method WED0, which should enable event collection, is automatically invoked when dell-wmi is loaded. Some WMI implementations (e.g. Asus) require special WMI method calls to enable hotkey event collection, but these should be visible in the MOF and they're not in this case. I suspect this is simply a firmware issue that the vendor works around in Windows using some mysterious hacks. It already happened before [1] and thus I share your lack of faith in pushing this matter any further until we hear from Dell... [1] http://www.spinics.net/lists/linux-acpi/msg34577.html -- Best regards, Michał Kępień -- 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