[mirror_ubuntu-bionic-kernel.git] / arch / metag / include / asm / dma-mapping.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_METAG_DMA_MAPPING_H
#define _ASM_METAG_DMA_MAPPING_H

extern const struct dma_map_ops metag_dma_ops;

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

/*
 * dma_alloc_attrs() always returns non-cacheable memory, so there's no need to
 * do any flushing here.
 */
static inline void
dma_cache_sync(struct device *dev, void *vaddr, size_t size,
	       enum dma_data_direction direction)
{
}

#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
f507758c JH	2	#ifndef _ASM_METAG_DMA_MAPPING_H
	3	#define _ASM_METAG_DMA_MAPPING_H
	4
5299709d	5	extern const struct dma_map_ops metag_dma_ops;
f507758c	6
815dd187	7	static inline const struct dma_map_ops get_arch_dma_ops(struct bus_type bus)
f507758c	8	{
5348c1e9	9	return &metag_dma_ops;
f507758c JH	10	}
f507758c JH	11
f507758c	12	/*
2fd523c5	13	* dma_alloc_attrs() always returns non-cacheable memory, so there's no need to
f507758c JH	14	* do any flushing here.
	15	*/
	16	static inline void
	17	dma_cache_sync(struct device dev, void vaddr, size_t size,
	18	enum dma_data_direction direction)
	19	{
	20	}
	21
	22	#endif