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Commit 67ec627f authored by Mitchel Humpherys's avatar Mitchel Humpherys Committed by Patrick Daly
Browse files

iommu: Add DOMAIN_ATTR_PAGE_TABLE_IS_COHERENT 



Add a read-only domain attribute for querying whether or not the
page table of an IOMMU is coherent.

Change-Id: Ifa70b155348ef3d111a41fcad47eccb00d68d427
Signed-off-by: default avatarMitchel Humpherys <mitchelh@codeaurora.org>
Signed-off-by: default avatarPatrick Daly <pdaly@codeaurora.org>
parent 6bdd4b3f

include/linux/iommu.h

+1 −0
Original line number Diff line number Diff line
@@ -139,6 +139,7 @@ enum iommu_attr { 
	DOMAIN_ATTR_PGTBL_INFO,

	DOMAIN_ATTR_USE_UPSTREAM_HINT,

	DOMAIN_ATTR_EARLY_MAP,

	DOMAIN_ATTR_PAGE_TABLE_IS_COHERENT,

	DOMAIN_ATTR_MAX,

};