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intel-iommu: VT-d page table to support snooping control bit

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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>
This commit is contained in:
Sheng Yang
2009-03-18 15:33:07 +08:00
committed by David Woodhouse
parent dbb9fd8630
commit 9cf0669746
3 changed files with 13 additions and 1 deletions
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include/linux/iommu.h
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@@ -21,6 +21,7 @@
#define IOMMU_READ (1)
#define IOMMU_WRITE (2)
#define IOMMU_CACHE (4) /* DMA cache coherency */
struct device;