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| author | Yu Zhao <yu.zhao@intel.com> | 2009-05-18 13:51:37 +0800 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-05-18 14:46:26 +0100 |
| commit | 93a23a7271dfb811b3adb72779054c3a24433112 (patch) | |
| tree | 1a5d92b6816bd3bd7f2ac6c342d9b98ec202ed40 /include/linux/dma_remapping.h | |
| parent | 9dd2fe89062c90a964d122b8be5615d6f2203bbe (diff) | |
| download | op-kernel-dev-93a23a7271dfb811b3adb72779054c3a24433112.zip op-kernel-dev-93a23a7271dfb811b3adb72779054c3a24433112.tar.gz | |
VT-d: support the device IOTLB
Enable the device IOTLB (i.e. ATS) for both the bare metal and KVM
environments.
Signed-off-by: Yu Zhao <yu.zhao@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.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h index e0a03af..5619f85 100644 --- a/include/linux/dma_remapping.h +++ b/include/linux/dma_remapping.h @@ -14,6 +14,7 @@ #define DMA_PTE_SNP (1 << 11) #define CONTEXT_TT_MULTI_LEVEL 0 +#define CONTEXT_TT_DEV_IOTLB 1 #define CONTEXT_TT_PASS_THROUGH 2 struct intel_iommu; |
