[Deepin-Kernel-SIG] [linux 6.6.y] [Upstream] sync fixes for iommu - #1935

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opsiff wants to merge 14 commits into

deepin-community:linux-6.6.yfrom

opsiff:linux-6.6.y-2026-07-01-nested-fixes-1-2

Commits on Jul 2, 2026

Revert "iommu: Handle race with default domain setup"
opsiff
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d548524
iommu: Remove ops->set_platform_dma_ops()

jgunthorpe
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opsiff
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df8076e
iommu/qcom_iommu: Add an IOMMU_IDENTITIY_DOMAIN

jgunthorpe
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opsiff
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54ae04c
iommu/ipmmu: Add an IOMMU_IDENTITIY_DOMAIN

jgunthorpe
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opsiff
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4c35a3b
iommu/mtk_iommu: Add an IOMMU_IDENTITIY_DOMAIN

jgunthorpe
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opsiff
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c33523e
iommu/sun50i: Add an IOMMU_IDENTITIY_DOMAIN

jgunthorpe
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opsiff
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4f12808
iommu: Require a default_domain for all iommu drivers

jgunthorpe
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opsiff
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f83d9a8
iommu: Handle race with default domain setup

rmurphy-arm
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opsiff
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2275a41
iommu: Add __iommu_group_domain_alloc()

jgunthorpe
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opsiff
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f9fe0df
powerpc/iommu: Do not do platform domain attach atctions after probe

jgunthorpe
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3b68982
iommu: Fix return code in iommu_group_alloc_default_domain()

jgunthorpe
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cabb7e4
iommu: Allow ops->default_domain to work when !CONFIG_IOMMU_DMA

jgunthorpe
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opsiff
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72b7492
powerpc: iommu: Bring back table group release_ownership() call

ShivaprasadGBhat
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86ca8a0
iommu: LoongArch: Implement an IDENTITY domain
opsiff
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057d3ea