AMD Preps Linux For CPPC HighestFreq Feature Coming With Future ACPI Spec

An improvement on the way for the AMD P-State Linux CPU frequency scaling driver and the Linux ACPI Collaborative Processor Performance Control (CPPC) code at large is supporting a new "HighestFreq" register to be standardized by a future revision of the ACPI specification... https://www.phoronix.com/news/AMD-CPPC-HighestFreq