On 2021-03-16 19:16, Jean-Philippe Brucker wrote:
With the VIOT support in place, x86 platforms can now use the virtio-iommu. The arm64 Kconfig selects IOMMU_DMA, while x86 IOMMU drivers select it themselves.
Actually, now that both AMD and Intel are converted over, maybe it's finally time to punt that to x86 arch code to match arm64?
Robin.
Signed-off-by: Jean-Philippe Brucker <jean-philippe@xxxxxxxxxx> --- drivers/iommu/Kconfig | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 2819b5c8ec30..ccca83ef2f06 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -400,8 +400,9 @@ config HYPERV_IOMMU config VIRTIO_IOMMU tristate "Virtio IOMMU driver" depends on VIRTIO - depends on ARM64 + depends on (ARM64 || X86) select IOMMU_API + select IOMMU_DMA if X86 select INTERVAL_TREE select ACPI_VIOT if ACPI help
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