#ifndef _ALPHA_DMA_MAPPING_H
#define _ALPHA_DMA_MAPPING_H
-#include <linux/config.h>
#ifdef CONFIG_PCI
#else /* no PCI - no IOMMU. */
+struct scatterlist;
void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp);
int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,