(In reply to Joey Lee from comment #6) > Hi Anthony, Hans de Jong, > > Could you please provide acpidump result? Please use this command: > > # acpidump > acpidump.raw > > Please attached acpidump.raw result file on bugzilla. I want to check the > acpi table for the _CPC. > > Thanks! I just uploaded mine. My output is from 5.11. If you need it from 5.12, then please let me know.