1# SPDX-License-Identifier: GPL-2.0-only 2# 3# AMD Hardware Feedback Interface Driver 4# 5 6config AMD_HFI 7 bool "AMD Hetero Core Hardware Feedback Driver" 8 depends on ACPI 9 depends on CPU_SUP_AMD 10 depends on SCHED_MC_PRIO 11 help 12 Select this option to enable the AMD Heterogeneous Core Hardware 13 Feedback Interface. If selected, hardware provides runtime thread 14 classification guidance to the operating system on the performance and 15 energy efficiency capabilities of each heterogeneous CPU core. These 16 capabilities may vary due to the inherent differences in the core types 17 and can also change as a result of variations in the operating 18 conditions of the system such as power and thermal limits. 19