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[v10,05/13] iommu: Add a domain attribute to get/set a pagetable configuration

Message ID 20200720154047.3611092-6-jcrouse@codeaurora.org
State Superseded
Headers show
Series iommu/arm-smmu: Add Adreno SMMU specific implementation | expand

Commit Message

Jordan Crouse July 20, 2020, 3:40 p.m. UTC
Add domain attribute DOMAIN_ATTR_PGTABLE_CFG. This will be used by
arm-smmu to share the current pagetable configuration with the
leaf driver and to allow the leaf driver to set up a new pagetable
configuration under certain circumstances.

Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>

 include/linux/iommu.h | 1 +
 1 file changed, 1 insertion(+)
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diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 5657d4fef9f2..e8d59ad15611 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -124,6 +124,7 @@  enum iommu_attr {
 	DOMAIN_ATTR_NESTING,	/* two stages of translation */