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authorMark McLoughlin <markmc@redhat.com>2008-11-20 10:49:46 -0500
committerJoerg Roedel <joerg.roedel@amd.com>2009-01-03 05:57:35 -0500
commit622ba12a4c2148999bda9b891bfd0c6ddcb6c57e (patch)
tree89d68fa316e9aaa23005280c2720b1aed889fa9f /include/linux/dma_remapping.h
parent7a8fc25e0cc6e75fa6fdb0a856490e324218550b (diff)
intel-iommu: move DMA PTE defs out of dma_remapping.h
DMA_PTE_READ/WRITE are needed by kvm. Signed-off-by: Mark McLoughlin <markmc@redhat.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.h22
1 files changed, 0 insertions, 22 deletions
diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h
index 9a88f7d0262f..9d5874e3bec9 100644
--- a/include/linux/dma_remapping.h
+++ b/include/linux/dma_remapping.h
@@ -11,31 +11,9 @@
11 11
12struct root_entry; 12struct root_entry;
13 13
14/*
15 * 0: readable
16 * 1: writable
17 * 2-6: reserved
18 * 7: super page
19 * 8-11: available
20 * 12-63: Host physcial address
21 */
22struct dma_pte {
23 u64 val;
24};
25#define dma_clear_pte(p) do {(p).val = 0;} while (0)
26
27#define DMA_PTE_READ (1) 14#define DMA_PTE_READ (1)
28#define DMA_PTE_WRITE (2) 15#define DMA_PTE_WRITE (2)
29 16
30#define dma_set_pte_readable(p) do {(p).val |= DMA_PTE_READ;} while (0)
31#define dma_set_pte_writable(p) do {(p).val |= DMA_PTE_WRITE;} while (0)
32#define dma_set_pte_prot(p, prot) \
33 do {(p).val = ((p).val & ~3) | ((prot) & 3); } while (0)
34#define dma_pte_addr(p) ((p).val & VTD_PAGE_MASK)
35#define dma_set_pte_addr(p, addr) do {\
36 (p).val |= ((addr) & VTD_PAGE_MASK); } while (0)
37#define dma_pte_present(p) (((p).val & 3) != 0)
38
39struct intel_iommu; 17struct intel_iommu;
40 18
41struct dmar_domain { 19struct dmar_domain {