Commit d41b13f5 authored Feb 12, 2016 by Mitchel Humpherys

iommu: Add DOMAIN_ATTR_FAST for requesting a fast domain



Some IOMMU drivers offer "fast" page table management routines for
special cases.  There is often a trade-off with memory, etc. with these
so make their usage explicit with a domain attribute.

CRs-Fixed: 997751
Change-Id: Ia9f8ad6d924b294b6758970da2e9767f183b5649
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>

parent 49f580e6

include/linux/iommu.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -102,6 +102,7 @@ enum iommu_attr {
		DOMAIN_ATTR_DYNAMIC,
		DOMAIN_ATTR_NON_FATAL_FAULTS,
		DOMAIN_ATTR_S1_BYPASS,
		DOMAIN_ATTR_FAST,
		DOMAIN_ATTR_MAX,
		};