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-rw-r--r--arch/powerpc/platforms/powernv/pci.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/pci.h b/arch/powerpc/platforms/powernv/pci.h
index 792a723c36ec..8ef2d28aded0 100644
--- a/arch/powerpc/platforms/powernv/pci.h
+++ b/arch/powerpc/platforms/powernv/pci.h
@@ -207,6 +207,8 @@ extern int pnv_tce_build(struct iommu_table *tbl, long index, long npages,
unsigned long uaddr, enum dma_data_direction direction,
struct dma_attrs *attrs);
extern void pnv_tce_free(struct iommu_table *tbl, long index, long npages);
+extern int pnv_tce_xchg(struct iommu_table *tbl, long index,
+ unsigned long *hpa, enum dma_data_direction *direction);
extern unsigned long pnv_tce_get(struct iommu_table *tbl, long index);
void pnv_pci_dump_phb_diag_data(struct pci_controller *hose,