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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:35:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-30 03:35:39 +0000
commitddbb0c19fe8ea90e33ad47299c7edd6305d0eaea (patch)
treede36f79327a07773a125f713f423457a88104e56 /drivers/iommu/amd/iommu.c
parentAdding debian version 6.8.9-1. (diff)
downloadlinux-ddbb0c19fe8ea90e33ad47299c7edd6305d0eaea.tar.xz
linux-ddbb0c19fe8ea90e33ad47299c7edd6305d0eaea.zip
Merging upstream version 6.8.11.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iommu/amd/iommu.c')
-rw-r--r--drivers/iommu/amd/iommu.c4
1 files changed, 4 insertions, 0 deletions
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