From d62673feadb92c9af43ea06d4ef52b29948f585e Mon Sep 17 00:00:00 2001 From: Mitchel Humpherys Date: Tue, 7 Jun 2016 14:55:50 -0700 Subject: [PATCH] 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: Mitchel Humpherys --- include/linux/iommu.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/iommu.h b/include/linux/iommu.h index d7db6b2eeb52..005e83752c68 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -134,6 +134,7 @@ enum iommu_attr { DOMAIN_ATTR_FAST, DOMAIN_ATTR_PGTBL_INFO, DOMAIN_ATTR_EARLY_MAP, + DOMAIN_ATTR_PAGE_TABLE_IS_COHERENT, DOMAIN_ATTR_MAX, };