From 4f8f1553146401921349e8e78962dff48cde846a Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 30 May 2024 05:35:38 +0200 Subject: Adding upstream version 6.8.11. Signed-off-by: Daniel Baumann --- drivers/iommu/amd/iommu.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/iommu/amd') diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 4283dd8191..f945bf3253 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -2593,6 +2593,10 @@ static int amd_iommu_def_domain_type(struct device *dev) if (!dev_data) return 0; + /* Always use DMA domain for untrusted device */ + if (dev_is_pci(dev) && to_pci_dev(dev)->untrusted) + return IOMMU_DOMAIN_DMA; + /* * Do not identity map IOMMUv2 capable devices when: * - memory encryption is active, because some of those devices -- cgit v1.2.3