1/*
 2 * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
 3 * Copyright (C) 2009 Wind River Systems Inc
 4 *
 5 * This file is subject to the terms and conditions of the GNU General
 6 * Public License.  See the file COPYING in the main directory of this
 7 * archive for more details.
 8 */
 9
10#ifndef _ASM_NIOS2_DMA_MAPPING_H
11#define _ASM_NIOS2_DMA_MAPPING_H
12
13extern struct dma_map_ops nios2_dma_ops;
14
15static inline struct dma_map_ops *get_dma_ops(struct device *dev)
16{
17	return &nios2_dma_ops;
18}
19
20/*
21 * dma_alloc_noncoherent() returns non-cacheable memory, so there's no need to
22 * do any flushing here.
23 */
24static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
25				  enum dma_data_direction direction)
26{
27}
28
29#endif /* _ASM_NIOS2_DMA_MAPPING_H */