iommu/vt-d: Replace intel SVM APIs with generic SVA APIs

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This patch is an initial step to replace Intel SVM code with the
following IOMMU SVA ops:
intel_svm_bind_mm() => iommu_sva_bind_device()
intel_svm_unbind_mm() => iommu_sva_unbind_device()
intel_svm_is_pasid_valid() => iommu_sva_get_pasid()

The features below will continue to work but are not included in this patch
in that they are handled mostly within the IOMMU subsystem.
- IO page fault
- mmu notifier

Consolidation of the above will come after merging generic IOMMU sva
code[1]. There should not be any changes needed for SVA users such as
accelerator device drivers during this time.

[1] http://jpbrucker.net/sva/

Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20200516062101.29541-12-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

...

This commit is contained in:

Jacob Pan 2020-05-16 14:20:54 +08:00 • committed by Joerg Roedel

parent 76fdd6c595

commit 064a57d7dd

4 changed files with 78 additions and 141 deletions

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3

drivers/iommu/intel-iommu.c

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124

drivers/iommu/intel-svm.c

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6

include/linux/intel-iommu.h

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86

include/linux/intel-svm.h

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