| /* | |
| * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch> | |
| * Copyright (C) 2009 Wind River Systems Inc | |
| * | |
| * This file is subject to the terms and conditions of the GNU General | |
| * Public License. See the file COPYING in the main directory of this | |
| * archive for more details. | |
| */ | |
| #ifndef _ASM_NIOS2_DMA_MAPPING_H | |
| #define _ASM_NIOS2_DMA_MAPPING_H | |
| extern const struct dma_map_ops nios2_dma_ops; | |
| static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) | |
| { | |
| return &nios2_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 /* _ASM_NIOS2_DMA_MAPPING_H */ |