# SPDX-License-Identifier: GPL-2.0## PCI Hotplug support# menuconfig HOTPLUG_PCI	bool "Support for PCI Hotplug"	depends on PCI && SYSFS	default y if USB4	help	  Say Y here if you have a motherboard with a PCI Hotplug controller.	  This allows you to add and remove PCI cards while the machine is	  powered up and running. 	  Thunderbolt/USB4 PCIe tunneling depends on native PCIe hotplug. 	  When in doubt, say N. if HOTPLUG_PCI config HOTPLUG_PCI_COMPAQ	tristate "Compaq PCI Hotplug driver"	depends on X86 && PCI_BIOS	help	  Say Y here if you have a motherboard with a Compaq PCI Hotplug	  controller. 	  To compile this driver as a module, choose M here: the	  module will be called cpqphp. 	  When in doubt, say N. config HOTPLUG_PCI_COMPAQ_NVRAM	bool "Save configuration into NVRAM on Compaq servers"	depends on HOTPLUG_PCI_COMPAQ	help	  Say Y here if you have a Compaq server that has a PCI Hotplug	  controller.  This will allow the PCI Hotplug driver to store the PCI	  system configuration options in NVRAM. 	  When in doubt, say N. config HOTPLUG_PCI_IBM	tristate "IBM PCI Hotplug driver"	depends on X86_IO_APIC && X86 && PCI_BIOS	help	  Say Y here if you have a motherboard with a IBM PCI Hotplug	  controller. 	  To compile this driver as a module, choose M here: the	  module will be called ibmphp. 	  When in doubt, say N. config HOTPLUG_PCI_ACPI	bool "ACPI PCI Hotplug driver"	depends on HOTPLUG_PCI=y && ((!ACPI_DOCK && ACPI) || (ACPI_DOCK))	help	  Say Y here if you have a system that supports PCI Hotplug using	  ACPI. 	  When in doubt, say N. config HOTPLUG_PCI_ACPI_AMPERE_ALTRA	tristate "ACPI PCI Hotplug driver Ampere Altra extensions"	depends on HOTPLUG_PCI_ACPI	depends on HAVE_ARM_SMCCC_DISCOVERY	help	  Say Y here if you have an Ampere Altra system. 	  To compile this driver as a module, choose M here: the	  module will be called acpiphp_ampere_altra. 	  When in doubt, say N. config HOTPLUG_PCI_ACPI_IBM	tristate "ACPI PCI Hotplug driver IBM extensions"	depends on HOTPLUG_PCI_ACPI	help	  Say Y here if you have an IBM system that supports PCI Hotplug using	  ACPI. 	  To compile this driver as a module, choose M here: the	  module will be called acpiphp_ibm. 	  When in doubt, say N. config HOTPLUG_PCI_CPCI	bool "CompactPCI Hotplug driver"	help	  Say Y here if you have a CompactPCI system card with CompactPCI	  hotswap support per the PICMG 2.1 specification. 	  When in doubt, say N. config HOTPLUG_PCI_CPCI_ZT5550	tristate "Ziatech ZT5550 CompactPCI Hotplug driver"	depends on HOTPLUG_PCI_CPCI && X86	help	  Say Y here if you have a Performance Technologies (formerly Intel,	  formerly just Ziatech) Ziatech ZT5550 CompactPCI system card. 	  To compile this driver as a module, choose M here: the	  module will be called cpcihp_zt5550. 	  When in doubt, say N. config HOTPLUG_PCI_CPCI_GENERIC	tristate "Generic port I/O CompactPCI Hotplug driver"	depends on HOTPLUG_PCI_CPCI && X86	help	  Say Y here if you have a CompactPCI system card that exposes the #ENUM	  hotswap signal as a bit in a system register that can be read through	  standard port I/O. 	  To compile this driver as a module, choose M here: the	  module will be called cpcihp_generic. 	  When in doubt, say N. config HOTPLUG_PCI_OCTEONEP	bool "Marvell OCTEON PCI Hotplug driver"	depends on HOTPLUG_PCI	help	  Say Y here if you have an OCTEON PCIe device with a hotplug	  controller. This driver enables the non-controller functions of the	  device to be registered as hotplug slots. 	  When in doubt, say N. config HOTPLUG_PCI_SHPC	bool "SHPC PCI Hotplug driver"	help	  Say Y here if you have a motherboard with a SHPC PCI Hotplug	  controller. 	  When in doubt, say N. config HOTPLUG_PCI_POWERNV	tristate "PowerPC PowerNV PCI Hotplug driver"	depends on PPC_POWERNV && EEH	select OF_DYNAMIC	help	  Say Y here if you run PowerPC PowerNV platform that supports	  PCI Hotplug 	  To compile this driver as a module, choose M here: the	  module will be called pnv-php. 	  When in doubt, say N. config HOTPLUG_PCI_RPA	tristate "RPA PCI Hotplug driver"	depends on PPC_PSERIES && EEH	help	  Say Y here if you have a RPA system that supports PCI Hotplug. 	  To compile this driver as a module, choose M here: the	  module will be called rpaphp. 	  When in doubt, say N. config HOTPLUG_PCI_RPA_DLPAR	tristate "RPA Dynamic Logical Partitioning for I/O slots"	depends on HOTPLUG_PCI_RPA	help	  Say Y here if your system supports Dynamic Logical Partitioning	  for I/O slots. 	  To compile this driver as a module, choose M here: the	  module will be called rpadlpar_io. 	  When in doubt, say N. config HOTPLUG_PCI_S390	bool "System z PCI Hotplug Support"	depends on S390 && 64BIT	help	  Say Y here if you want to use the System z PCI Hotplug	  driver for PCI devices. Without this driver it is not	  possible to access stand-by PCI functions nor to deconfigure	  PCI functions. 	  When in doubt, say Y. endif # HOTPLUG_PCI