1ef233eafSShyam Sundar S K# SPDX-License-Identifier: GPL-2.0-only 2ef233eafSShyam Sundar S K# 3ef233eafSShyam Sundar S K# AMD x86 Platform Specific Drivers 4ef233eafSShyam Sundar S K# 5ef233eafSShyam Sundar S K 69df19308SSuma Hegdesource "drivers/platform/x86/amd/hsmp/Kconfig" 7da5ce22dSShyam Sundar S Ksource "drivers/platform/x86/amd/pmf/Kconfig" 892c2fb8fSShyam Sundar S Ksource "drivers/platform/x86/amd/pmc/Kconfig" 9ef233eafSShyam Sundar S K 10*5a67c0d1SBasavaraj Natikarconfig AMD_3D_VCACHE 11*5a67c0d1SBasavaraj Natikar tristate "AMD 3D V-Cache Performance Optimizer Driver" 12*5a67c0d1SBasavaraj Natikar depends on X86_64 && ACPI 13*5a67c0d1SBasavaraj Natikar help 14*5a67c0d1SBasavaraj Natikar The driver provides a sysfs interface, enabling the setting of a bias 15*5a67c0d1SBasavaraj Natikar that alters CPU core reordering. This bias prefers cores with higher 16*5a67c0d1SBasavaraj Natikar frequencies or larger L3 caches on processors supporting AMD 3D V-Cache 17*5a67c0d1SBasavaraj Natikar technology. 18*5a67c0d1SBasavaraj Natikar 19*5a67c0d1SBasavaraj Natikar If you choose to compile this driver as a module the module will be 20*5a67c0d1SBasavaraj Natikar called amd_3d_vcache. 21*5a67c0d1SBasavaraj Natikar 2258e82a62SMa Junconfig AMD_WBRF 2358e82a62SMa Jun bool "AMD Wifi RF Band mitigations (WBRF)" 2458e82a62SMa Jun depends on ACPI 2558e82a62SMa Jun help 2658e82a62SMa Jun WBRF(Wifi Band RFI mitigation) mechanism allows Wifi drivers 2758e82a62SMa Jun to notify the frequencies they are using so that other hardware 2858e82a62SMa Jun can be reconfigured to avoid harmonic conflicts. 2958e82a62SMa Jun 3058e82a62SMa Jun AMD provides an ACPI based mechanism to support WBRF on platform with 3158e82a62SMa Jun appropriate underlying support. 3258e82a62SMa Jun 3358e82a62SMa Jun This mechanism will only be activated on platforms that advertise a 3458e82a62SMa Jun need for it. 35