Cregit: dma-mapping.h

Contributors: 6
Author	Tokens	Token Proportion	Commits	Commit Proportion
Christoph Hellwig	47	40.52%	6	50.00%
Paul Burton	44	37.93%	1	8.33%
Ralf Bächle	15	12.93%	1	8.33%
David Daney	5	4.31%	1	8.33%
Bart Van Assche	4	3.45%	2	16.67%
Greg Kroah-Hartman	1	0.86%	1	8.33%
Total	116		12

/* 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;
#elif defined(CONFIG_SWIOTLB)
	return &swiotlb_dma_ops;
#elif defined(CONFIG_DMA_NONCOHERENT_OPS)
	return &dma_noncoherent_ops;
#else
	return &dma_direct_ops;
#endif
}

#define arch_setup_dma_ops arch_setup_dma_ops
static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base,
				      u64 size, const struct iommu_ops *iommu,
				      bool coherent)
{
#ifdef CONFIG_DMA_PERDEV_COHERENT
	dev->archdata.dma_coherent = coherent;
#endif
}

#endif /* _ASM_DMA_MAPPING_H */