[mirror_ubuntu-artful-kernel.git] / arch / frv / include / asm / dma-mapping.h

#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H

#include <asm/cache.h>
#include <asm/cacheflush.h>

extern unsigned long __nongprelbss dma_coherent_mem_start;
extern unsigned long __nongprelbss dma_coherent_mem_end;

extern const struct dma_map_ops frv_dma_ops;

static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
	return &frv_dma_ops;
}

static inline
void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
		    enum dma_data_direction direction)
{
	flush_write_buffers();
}

#endif  /* _ASM_DMA_MAPPING_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef _ASM_DMA_MAPPING_H
	2	#define _ASM_DMA_MAPPING_H
	3
1da177e4 LT	4	#include <asm/cache.h>
1da177e4 LT	5	#include <asm/cacheflush.h>
1da177e4 LT	6
	7	extern unsigned long __nongprelbss dma_coherent_mem_start;
	8	extern unsigned long __nongprelbss dma_coherent_mem_end;
	9
5299709d	10	extern const struct dma_map_ops frv_dma_ops;
1da177e4	11
815dd187	12	static inline const struct dma_map_ops get_arch_dma_ops(struct bus_type bus)
1da177e4	13	{
eae07519	14	return &frv_dma_ops;
1da177e4 LT	15	}
1da177e4 LT	16
1da177e4	17	static inline
d3fa72e4	18	void dma_cache_sync(struct device dev, void vaddr, size_t size,
1da177e4 LT	19	enum dma_data_direction direction)
	20	{
	21	flush_write_buffers();
	22	}
	23
	24	#endif /* _ASM_DMA_MAPPING_H */