tegrakernel/kernel/kernel-4.9/arch/frv/include/asm/dma-mapping.h

25 lines
540 B
C

#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 struct dma_map_ops frv_dma_ops;
static inline struct dma_map_ops *get_dma_ops(struct device *dev)
{
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 */