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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef DMA_H
#define DMA_H
#include <asm/glue-cache.h>
#ifndef MULTI_CACHE
#define dmac_map_area __glue(_CACHE,_dma_map_area)
#define dmac_unmap_area __glue(_CACHE,_dma_unmap_area)
/*
* These are private to the dma-mapping API. Do not use directly.
* Their sole purpose is to ensure that data held in the cache
* is visible to DMA, or data written by DMA to system memory is
* visible to the CPU.
*/
extern void dmac_map_area(const void *, size_t, int);
extern void dmac_unmap_area(const void *, size_t, int);
#else
/*
* These are private to the dma-mapping API. Do not use directly.
* Their sole purpose is to ensure that data held in the cache
* is visible to DMA, or data written by DMA to system memory is
* visible to the CPU.
*/
#define dmac_map_area cpu_cache.dma_map_area
#define dmac_unmap_area cpu_cache.dma_unmap_area
#endif
#endif
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