1#ifndef __ASM_SH_DMA_MAPPING_H
 2#define __ASM_SH_DMA_MAPPING_H
 3
 4extern struct dma_map_ops *dma_ops;
 5extern void no_iommu_init(void);
 6
 7static inline struct dma_map_ops *get_dma_ops(struct device *dev)
 8{
 9	return dma_ops;
10}
11
12#define DMA_ERROR_CODE 0
13
14void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
15		    enum dma_data_direction dir);
16
17/* arch/sh/mm/consistent.c */
18extern void *dma_generic_alloc_coherent(struct device *dev, size_t size,
19					dma_addr_t *dma_addr, gfp_t flag,
20					struct dma_attrs *attrs);
21extern void dma_generic_free_coherent(struct device *dev, size_t size,
22				      void *vaddr, dma_addr_t dma_handle,
23				      struct dma_attrs *attrs);
24
25#endif /* __ASM_SH_DMA_MAPPING_H */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_SH_DMA_MAPPING_H
 3#define __ASM_SH_DMA_MAPPING_H
 4
 5extern const struct dma_map_ops *dma_ops;
 6extern void no_iommu_init(void);
 7
 8static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
 9{
10	return dma_ops;
11}
12
13extern void *dma_generic_alloc_coherent(struct device *dev, size_t size,
14					dma_addr_t *dma_addr, gfp_t flag,
15					unsigned long attrs);
16extern void dma_generic_free_coherent(struct device *dev, size_t size,
17				      void *vaddr, dma_addr_t dma_handle,
18				      unsigned long attrs);
19
20void sh_sync_dma_for_device(void *vaddr, size_t size,
21	    enum dma_data_direction dir);
22
23#endif /* __ASM_SH_DMA_MAPPING_H */