iommu/arm-smmu-v3: Add ssid to struct arm_smmu_master_domain

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Prepare to allow a S1 domain to be attached to a PASID as well. Keep track
of the SSID the domain is using on each master in the
arm_smmu_master_domain.

Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Tested-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Reviewed-by: Michael Shavit <mshavit@google.com>
Reviewed-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Link: https://lore.kernel.org/r/5-v9-5cd718286059+79186-smmuv3_newapi_p2b_jgg@nvidia.com
Signed-off-by: Will Deacon <will@kernel.org>

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Jason Gunthorpe 2024-06-25 09:37:36 -03:00 • committed by Will Deacon

parent 7497f4211f

commit 64efb3def3

3 changed files with 43 additions and 19 deletions

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15

drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c

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42

drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c

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5

drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h

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