From 3708f54bb58c9d7a61884cd263f4dfa569e5a14c Mon Sep 17 00:00:00 2001 From: Bora Guvendik Date: Mon, 24 Apr 2023 18:22:55 -0700 Subject: soc/intel/alderlake: Disable hwp scalibility tracking Disable scalability tracking for autonomous frequency control in order to improve power and performance. BUG=b:280021171 TEST=Boot to OS on brya0 Signed-off-by: Bora Guvendik Change-Id: If71ee5374c67611b32691bbec4effdf828b3e566 Reviewed-on: https://review.coreboot.org/c/coreboot/+/74723 Reviewed-by: Eric Lai Tested-by: build bot (Jenkins) Reviewed-by: Nick Vaccaro --- src/soc/intel/alderlake/chipset.cb | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src') diff --git a/src/soc/intel/alderlake/chipset.cb b/src/soc/intel/alderlake/chipset.cb index 5d717b8e54..0ab7c8a87a 100644 --- a/src/soc/intel/alderlake/chipset.cb +++ b/src/soc/intel/alderlake/chipset.cb @@ -96,6 +96,9 @@ chip soc/intel/alderlake # Disable SaGV reordering operation to start with SaGV point 4 and reduce boot time. register "disable_sagv_reorder" = "true" + # Disable hwp scalability tracking. + register "enable_hwp_scalability_tracking" = "false" + # NOTE: if any variant wants to override this value, use the same format # as register "common_soc_config.pch_thermal_trip" = "value", instead of # putting it under register "common_soc_config" in overridetree.cb file. -- cgit v1.2.3