AMD Preps Linux For CPPC HighestFreq Feature Coming With Future ACPI Spec
Linux Hardware Reviews & Performance Benchmarks, Open-Source Ne…
May 5, 2026
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...
Discussion in the ATmosphere