iommu/amd: Do not support IOMMUv2 APIs when SNP is enabled
The IOMMUv2 APIs (for supporting shared virtual memory with PASID) configures the domain with IOMMU v2 page table, and sets DTE[Mode]=0. This configuration cannot be supported on SNP-enabled system. Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> Link: https://lore.kernel.org/r/20220713225651.20758-10-suravee.suthikulpanit@amd.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
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