projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| ec8f24b7 | 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 89e1f7d4 AW |
2 | config VFIO_PCI |
| 3 | tristate "VFIO support for PCI devices" | |
| 4 | depends on VFIO && PCI && EVENTFD | |
| 71be3423 | 5 | select VFIO_VIRQFD |
| 6d7425f1 | 6 | select IRQ_BYPASS_MANAGER |
| 89e1f7d4 AW |
7 | help |
| 8 | Support for the PCI VFIO bus driver. This is required to make | |
| 9 | use of PCI drivers using the VFIO framework. | |
| 10 | ||
| 11 | If you don't know what to do here, say N. | |
| 84237a82 AW |
12 | |
| 13 | config VFIO_PCI_VGA | |
| 14 | bool "VFIO PCI support for VGA devices" | |
| d65530fb | 15 | depends on VFIO_PCI && X86 && VGA_ARB |
| 84237a82 AW |
16 | help |
| 17 | Support for VGA extension to VFIO PCI. This exposes an additional | |
| 18 | region on VGA devices for accessing legacy VGA addresses used by | |
| 19 | BIOS and generic video drivers. | |
| 20 | ||
| 21 | If you don't know what to do here, say N. | |
| 1d53a3a7 FB |
22 | |
| 23 | config VFIO_PCI_MMAP | |
| 24 | depends on VFIO_PCI | |
| 25 | def_bool y if !S390 | |
| 26 | ||
| 27 | config VFIO_PCI_INTX | |
| 28 | depends on VFIO_PCI | |
| 29 | def_bool y if !S390 | |
| 5846ff54 AW |
30 | |
| 31 | config VFIO_PCI_IGD | |
| 08ca1b52 AW |
32 | bool "VFIO PCI extensions for Intel graphics (GVT-d)" |
| 33 | depends on VFIO_PCI && X86 | |
| 34 | default y | |
| 35 | help | |
| 36 | Support for Intel IGD specific extensions to enable direct | |
| 37 | assignment to virtual machines. This includes exposing an IGD | |
| 38 | specific firmware table and read-only copies of the host bridge | |
| 39 | and LPC bridge config space. | |
| 40 | ||
| 41 | To enable Intel IGD assignment through vfio-pci, say Y. | |
| 7f928917 AK |
42 | |
| 43 | config VFIO_PCI_NVLINK2 | |
| 44 | def_bool y | |
| 45 | depends on VFIO_PCI && PPC_POWERNV | |
| 46 | help | |
| 47 | VFIO PCI support for P9 Witherspoon machine with NVIDIA V100 GPUs |