1# SPDX-License-Identifier: GPL-2.0-only 2# 3# AMD x86 Platform Specific Drivers 4# 5 6config AMD_PMC 7 tristate "AMD SoC PMC driver" 8 depends on ACPI && PCI && RTC_CLASS 9 help 10 The driver provides support for AMD Power Management Controller 11 primarily responsible for S2Idle transactions that are driven from 12 a platform firmware running on SMU. This driver also provides a debug 13 mechanism to investigate the S2Idle transactions and failures. 14 15 Say Y or M here if you have a notebook powered by AMD RYZEN CPU/APU. 16 17 If you choose to compile this driver as a module the module will be 18 called amd-pmc. 19 20config AMD_HSMP 21 tristate "AMD HSMP Driver" 22 depends on AMD_NB && X86_64 23 help 24 The driver provides a way for user space tools to monitor and manage 25 system management functionality on EPYC server CPUs from AMD. 26 27 Host System Management Port (HSMP) interface is a mailbox interface 28 between the x86 core and the System Management Unit (SMU) firmware. 29 30 If you choose to compile this driver as a module the module will be 31 called amd_hsmp. 32