#ifndef __ASM_ARM_DMA_MAPPING_H
#define __ASM_ARM_DMA_MAPPING_H
-#define dma_mapping_error(x, y) 0
+#include <linux/dma-direction.h>
-enum dma_data_direction {
- DMA_BIDIRECTIONAL = 0,
- DMA_TO_DEVICE = 1,
- DMA_FROM_DEVICE = 2,
-};
+#define dma_mapping_error(x, y) 0
static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
{