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authorSheng Yang <sheng@linux.intel.com>2009-03-18 03:33:07 -0400
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-03-24 05:42:54 -0400
commit9cf0669746be19a4906a6c48920060bcf54c708b (patch)
treedf324dd805268695b99e2237c6913d2f938b94b1 /include/linux/dma_remapping.h
parentdbb9fd8630e95b6155aff658a2b5f80e95ca2bc6 (diff)
intel-iommu: VT-d page table to support snooping control bit
The user can request to enable snooping control through VT-d page table. Signed-off-by: Sheng Yang <sheng@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include/linux/dma_remapping.h')
-rw-r--r--include/linux/dma_remapping.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h
index af1dab41674..1a455f1f86d 100644
--- a/include/linux/dma_remapping.h
+++ b/include/linux/dma_remapping.h
@@ -11,6 +11,7 @@
11 11
12#define DMA_PTE_READ (1) 12#define DMA_PTE_READ (1)
13#define DMA_PTE_WRITE (2) 13#define DMA_PTE_WRITE (2)
14#define DMA_PTE_SNP (1 << 11)
14 15
15struct intel_iommu; 16struct intel_iommu;
16struct dmar_domain; 17struct dmar_domain;