1 files changed, 1 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index 3052a931f2b..02b32216bbc 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -611,6 +611,7 @@ static u64 vio_dma_get_required_mask(struct device *dev)
 struct dma_map_ops vio_dma_mapping_ops = {
         .alloc             = vio_dma_iommu_alloc_coherent,
         .free              = vio_dma_iommu_free_coherent,
+        .mmap              = dma_direct_mmap_coherent,
         .map_sg            = vio_dma_iommu_map_sg,
         .unmap_sg          = vio_dma_iommu_unmap_sg,
         .map_page          = vio_dma_iommu_map_page,