VT-d: support the device IOTLB

[safe/jmp/linux-2.6] / include / linux / dma_remapping.h

diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h
index e0a03af..5619f85 100644 (file)
--- 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;