Hi, This series adds support for ACPI PCC OpRegion added in ACPI 6.3 I understand that the ACPICA changes need to go via different route, but I am posting it together to give complete narative/picture for the review/discussion. Regards, Sudeep Sudeep Holla (3): ACPICA: Fix wrong interpretation of PCC address ACPICA: Add support for PCC Opregion special context data ACPI: PCC: Implement OperationRegion handler for the PCC Type 3 subtype drivers/acpi/Kconfig | 5 ++ drivers/acpi/Makefile | 1 + drivers/acpi/acpica/evregion.c | 11 ++++ drivers/acpi/acpica/exfield.c | 7 +-- drivers/acpi/bus.c | 1 + drivers/acpi/pcc_opregion.c | 111 +++++++++++++++++++++++++++++++++ include/acpi/actypes.h | 8 +++ include/linux/acpi.h | 6 ++ 8 files changed, 144 insertions(+), 6 deletions(-) create mode 100644 drivers/acpi/pcc_opregion.c -- 2.25.1