intel-iommu: move DMA_32/64BIT_PFN into intel-iommu.c
Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 95ae3a9..6fadbb9b 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -53,6 +53,9 @@
#define DOMAIN_MAX_ADDR(gaw) ((((u64)1) << gaw) - 1)
+#define IOVA_PFN(addr) ((addr) >> PAGE_SHIFT)
+#define DMA_32BIT_PFN IOVA_PFN(DMA_32BIT_MASK)
+#define DMA_64BIT_PFN IOVA_PFN(DMA_64BIT_MASK)
static void flush_unmaps_timeout(unsigned long data);