tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: GPL-2.0-only
2if PCI && MMU
3config VFIO_PCI_CORE
4 tristate
5 select VFIO_VIRQFD
6 select IRQ_BYPASS_MANAGER
7
8config VFIO_PCI_MMAP
9 def_bool y if !S390
10
11config VFIO_PCI_INTX
12 def_bool y if !S390
13
14config VFIO_PCI
15 tristate "Generic VFIO support for any PCI device"
16 select VFIO_PCI_CORE
17 help
18 Support for the generic PCI VFIO bus driver which can connect any
19 PCI device to the VFIO framework.
20
21 If you don't know what to do here, say N.
22
23if VFIO_PCI
24config VFIO_PCI_VGA
25 bool "Generic VFIO PCI support for VGA devices"
26 depends on X86 && VGA_ARB
27 help
28 Support for VGA extension to VFIO PCI. This exposes an additional
29 region on VGA devices for accessing legacy VGA addresses used by
30 BIOS and generic video drivers.
31
32 If you don't know what to do here, say N.
33
34config VFIO_PCI_IGD
35 bool "Generic VFIO PCI extensions for Intel graphics (GVT-d)"
36 depends on X86
37 default y
38 help
39 Support for Intel IGD specific extensions to enable direct
40 assignment to virtual machines. This includes exposing an IGD
41 specific firmware table and read-only copies of the host bridge
42 and LPC bridge config space.
43
44 To enable Intel IGD assignment through vfio-pci, say Y.
45endif
46
47config VFIO_PCI_ZDEV_KVM
48 bool "VFIO PCI extensions for s390x KVM passthrough"
49 depends on S390 && KVM
50 default y
51 help
52 Support s390x-specific extensions to enable support for enhancements
53 to KVM passthrough capabilities, such as interpretive execution of
54 zPCI instructions.
55
56 To enable s390x KVM vfio-pci extensions, say Y.
57
58source "drivers/vfio/pci/mlx5/Kconfig"
59
60source "drivers/vfio/pci/hisilicon/Kconfig"
61
62endif