--- zzzz-none-000/linux-3.10.107/arch/frv/mb93090-mb00/pci-dma-nommu.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/frv/mb93090-mb00/pci-dma-nommu.c	2021-02-04 17:41:59.000000000 +0000
@@ -119,14 +119,16 @@
 
 EXPORT_SYMBOL(dma_map_single);
 
-int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
+int dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
 	       enum dma_data_direction direction)
 {
 	int i;
+	struct scatterlist *sg;
 
-	for (i=0; i<nents; i++)
-		frv_cache_wback_inv(sg_dma_address(&sg[i]),
-				    sg_dma_address(&sg[i]) + sg_dma_len(&sg[i]));
+	for_each_sg(sglist, sg, nents, i) {
+		frv_cache_wback_inv(sg_dma_address(sg),
+				    sg_dma_address(sg) + sg_dma_len(sg));
+	}
 
 	BUG_ON(direction == DMA_NONE);