diff --git a/lib/dma-direct.c b/lib/dma-direct.c
index 40b1f92f2214..fdc733cf9e30 100644
--- a/lib/dma-direct.c
+++ b/lib/dma-direct.c
@@ -152,5 +152,6 @@ const struct dma_map_ops dma_direct_ops = {
 	.map_sg			= dma_direct_map_sg,
 	.dma_supported		= dma_direct_supported,
 	.mapping_error		= dma_direct_mapping_error,
+	.is_phys		= 1,
 };
 EXPORT_SYMBOL(dma_direct_ops);