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authorDavid S. Miller <davem@davemloft.net>2011-06-04 13:38:31 -0700
committerDavid S. Miller <davem@davemloft.net>2011-06-04 13:38:31 -0700
commite990b37b906b6137d353ef2a918e15e5763d70ec (patch)
treee802458ee43d4b0a2b6d39eb25929858ceb7fd61 /include/linux/dma_remapping.h
parent34624d6631b6b3a1df16407a847286bb6233a96b (diff)
parent23c79d31a3dd2602ee1a5ff31303b2d7a2d3c159 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'include/linux/dma_remapping.h')
-rw-r--r--include/linux/dma_remapping.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h
index 5619f8522738..bbd8661b3473 100644
--- a/include/linux/dma_remapping.h
+++ b/include/linux/dma_remapping.h
@@ -9,8 +9,12 @@
#define VTD_PAGE_MASK (((u64)-1) << VTD_PAGE_SHIFT)
#define VTD_PAGE_ALIGN(addr) (((addr) + VTD_PAGE_SIZE - 1) & VTD_PAGE_MASK)
+#define VTD_STRIDE_SHIFT (9)
+#define VTD_STRIDE_MASK (((u64)-1) << VTD_STRIDE_SHIFT)
+
#define DMA_PTE_READ (1)
#define DMA_PTE_WRITE (2)
+#define DMA_PTE_LARGE_PAGE (1 << 7)
#define DMA_PTE_SNP (1 << 11)
#define CONTEXT_TT_MULTI_LEVEL 0