| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef _ASM_DMA_MAPPING_H | |
| #define _ASM_DMA_MAPPING_H | |
| #include <asm/cache.h> | |
| #include <asm/cacheflush.h> | |
| extern unsigned long __nongprelbss dma_coherent_mem_start; | |
| extern unsigned long __nongprelbss dma_coherent_mem_end; | |
| extern const struct dma_map_ops frv_dma_ops; | |
| static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) | |
| { | |
| return &frv_dma_ops; | |
| } | |
| static inline | |
| void dma_cache_sync(struct device *dev, void *vaddr, size_t size, | |
| enum dma_data_direction direction) | |
| { | |
| flush_write_buffers(); | |
| } | |
| #endif /* _ASM_DMA_MAPPING_H */ |