On Wed, Dec 23, 2015 at 10:02:04AM +0000, Zheng, Ivan wrote: > Why/how can Linux driver make use of such non-ACPI defined methods? What do you mean exactly? I added support for these (well, SSCN and FMCN) because I found out that some vendors include such methods with their BIOS implementation. Windows driver uses these if present and so do we. -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html