linux_dsm_epyc7002/arch/mips/include/asm/dma-mapping.h
Christoph Hellwig 347cb6af87 dma-mapping: add a kconfig symbol for arch_setup_dma_ops availability
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Paul Burton <paul.burton@mips.com> # MIPS
Acked-by: Catalin Marinas <catalin.marinas@arm.com> # arm64
2019-02-13 19:12:33 +01:00

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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H
#include <linux/swiotlb.h>
extern const struct dma_map_ops jazz_dma_ops;
static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
{
#if defined(CONFIG_MACH_JAZZ)
return &jazz_dma_ops;
#else
return NULL;
#endif
}
#endif /* _ASM_DMA_MAPPING_H */