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Thunderbolt/USB4 PCIe tunneling depends on native PCIe hotplug. Enable pciehp by default if USB4 is enabled. [bhelgaas: squash, update subject, commit logs, tidy whitespace] Link: https://lore.kernel.org/r/20221115113857.35800-2-albert.zhou.50@gmail.com Link: https://lore.kernel.org/r/20221115113857.35800-3-albert.zhou.50@gmail.com Signed-off-by: Albert Zhou <albert.zhou.50@gmail.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
165 lines
4.3 KiB
Plaintext
165 lines
4.3 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0
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#
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# PCI Hotplug support
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#
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menuconfig HOTPLUG_PCI
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bool "Support for PCI Hotplug"
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depends on PCI && SYSFS
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default y if USB4
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help
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Say Y here if you have a motherboard with a PCI Hotplug controller.
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This allows you to add and remove PCI cards while the machine is
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powered up and running.
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Thunderbolt/USB4 PCIe tunneling depends on native PCIe hotplug.
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When in doubt, say N.
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if HOTPLUG_PCI
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config HOTPLUG_PCI_COMPAQ
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tristate "Compaq PCI Hotplug driver"
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depends on X86 && PCI_BIOS
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help
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Say Y here if you have a motherboard with a Compaq PCI Hotplug
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controller.
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To compile this driver as a module, choose M here: the
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module will be called cpqphp.
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When in doubt, say N.
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config HOTPLUG_PCI_COMPAQ_NVRAM
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bool "Save configuration into NVRAM on Compaq servers"
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depends on HOTPLUG_PCI_COMPAQ
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help
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Say Y here if you have a Compaq server that has a PCI Hotplug
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controller. This will allow the PCI Hotplug driver to store the PCI
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system configuration options in NVRAM.
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When in doubt, say N.
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config HOTPLUG_PCI_IBM
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tristate "IBM PCI Hotplug driver"
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depends on X86_IO_APIC && X86 && PCI_BIOS
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help
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Say Y here if you have a motherboard with a IBM PCI Hotplug
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controller.
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To compile this driver as a module, choose M here: the
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module will be called ibmphp.
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When in doubt, say N.
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config HOTPLUG_PCI_ACPI
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bool "ACPI PCI Hotplug driver"
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depends on HOTPLUG_PCI=y && ((!ACPI_DOCK && ACPI) || (ACPI_DOCK))
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help
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Say Y here if you have a system that supports PCI Hotplug using
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ACPI.
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When in doubt, say N.
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config HOTPLUG_PCI_ACPI_IBM
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tristate "ACPI PCI Hotplug driver IBM extensions"
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depends on HOTPLUG_PCI_ACPI
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help
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Say Y here if you have an IBM system that supports PCI Hotplug using
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ACPI.
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To compile this driver as a module, choose M here: the
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module will be called acpiphp_ibm.
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When in doubt, say N.
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config HOTPLUG_PCI_CPCI
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bool "CompactPCI Hotplug driver"
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help
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Say Y here if you have a CompactPCI system card with CompactPCI
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hotswap support per the PICMG 2.1 specification.
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When in doubt, say N.
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config HOTPLUG_PCI_CPCI_ZT5550
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tristate "Ziatech ZT5550 CompactPCI Hotplug driver"
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depends on HOTPLUG_PCI_CPCI && X86
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help
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Say Y here if you have an Performance Technologies (formerly Intel,
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formerly just Ziatech) Ziatech ZT5550 CompactPCI system card.
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To compile this driver as a module, choose M here: the
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module will be called cpcihp_zt5550.
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When in doubt, say N.
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config HOTPLUG_PCI_CPCI_GENERIC
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tristate "Generic port I/O CompactPCI Hotplug driver"
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depends on HOTPLUG_PCI_CPCI && X86
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help
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Say Y here if you have a CompactPCI system card that exposes the #ENUM
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hotswap signal as a bit in a system register that can be read through
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standard port I/O.
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To compile this driver as a module, choose M here: the
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module will be called cpcihp_generic.
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When in doubt, say N.
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config HOTPLUG_PCI_SHPC
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bool "SHPC PCI Hotplug driver"
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help
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Say Y here if you have a motherboard with a SHPC PCI Hotplug
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controller.
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When in doubt, say N.
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config HOTPLUG_PCI_POWERNV
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tristate "PowerPC PowerNV PCI Hotplug driver"
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depends on PPC_POWERNV && EEH
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select OF_DYNAMIC
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help
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Say Y here if you run PowerPC PowerNV platform that supports
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PCI Hotplug
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To compile this driver as a module, choose M here: the
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module will be called pnv-php.
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When in doubt, say N.
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config HOTPLUG_PCI_RPA
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tristate "RPA PCI Hotplug driver"
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depends on PPC_PSERIES && EEH
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help
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Say Y here if you have a RPA system that supports PCI Hotplug.
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To compile this driver as a module, choose M here: the
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module will be called rpaphp.
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When in doubt, say N.
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config HOTPLUG_PCI_RPA_DLPAR
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tristate "RPA Dynamic Logical Partitioning for I/O slots"
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depends on HOTPLUG_PCI_RPA
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help
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Say Y here if your system supports Dynamic Logical Partitioning
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for I/O slots.
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To compile this driver as a module, choose M here: the
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module will be called rpadlpar_io.
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When in doubt, say N.
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config HOTPLUG_PCI_S390
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bool "System z PCI Hotplug Support"
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depends on S390 && 64BIT
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help
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Say Y here if you want to use the System z PCI Hotplug
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driver for PCI devices. Without this driver it is not
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possible to access stand-by PCI functions nor to deconfigure
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PCI functions.
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When in doubt, say Y.
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endif # HOTPLUG_PCI
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