| # SPDX-License-Identifier: GPL-2.0-only |
| if PCI && MMU |
| config VFIO_PCI_CORE |
| tristate |
| select VFIO_VIRQFD |
| select IRQ_BYPASS_MANAGER |
| |
| config VFIO_PCI_MMAP |
| def_bool y if !S390 |
| |
| config VFIO_PCI_INTX |
| def_bool y if !S390 |
| |
| config VFIO_PCI |
| tristate "Generic VFIO support for any PCI device" |
| select VFIO_PCI_CORE |
| help |
| Support for the generic PCI VFIO bus driver which can connect any |
| PCI device to the VFIO framework. |
| |
| If you don't know what to do here, say N. |
| |
| if VFIO_PCI |
| config VFIO_PCI_VGA |
| bool "Generic VFIO PCI support for VGA devices" |
| depends on X86 && VGA_ARB |
| help |
| Support for VGA extension to VFIO PCI. This exposes an additional |
| region on VGA devices for accessing legacy VGA addresses used by |
| BIOS and generic video drivers. |
| |
| If you don't know what to do here, say N. |
| |
| config VFIO_PCI_IGD |
| bool "Generic VFIO PCI extensions for Intel graphics (GVT-d)" |
| depends on X86 |
| default y |
| help |
| Support for Intel IGD specific extensions to enable direct |
| assignment to virtual machines. This includes exposing an IGD |
| specific firmware table and read-only copies of the host bridge |
| and LPC bridge config space. |
| |
| To enable Intel IGD assignment through vfio-pci, say Y. |
| endif |
| |
| config VFIO_PCI_ZDEV_KVM |
| bool "VFIO PCI extensions for s390x KVM passthrough" |
| depends on S390 && KVM |
| default y |
| help |
| Support s390x-specific extensions to enable support for enhancements |
| to KVM passthrough capabilities, such as interpretive execution of |
| zPCI instructions. |
| |
| To enable s390x KVM vfio-pci extensions, say Y. |
| |
| source "drivers/vfio/pci/mlx5/Kconfig" |
| |
| source "drivers/vfio/pci/hisilicon/Kconfig" |
| |
| endif |
