iommu/mtk_iommu: Add an IOMMU_IDENTITIY_DOMAIN

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This brings back the ops->detach_dev() code that commit
1b932ceddd ("iommu: Remove detach_dev callbacks") deleted and turns it
into an IDENTITY domain.

Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/18-v8-81230027b2fa+9d-iommu_all_defdom_jgg@nvidia.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Jason Gunthorpe 2023-09-13 10:43:51 -03:00 • committed by Joerg Roedel

parent 666c9f1ef7

commit b01b125738

1 changed files with 23 additions and 0 deletions

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drivers/iommu/mtk_iommu.c

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