linux/arch/nios2/include/asm/dma-mapping.h
Christoph Hellwig 5a1a67f1d7 nios2: convert to dma_map_ops
Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Ley Foon Tan <lftan@altera.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Joerg Roedel <jroedel@suse.de>
Cc: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-01-20 17:09:18 -08:00

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/*
* 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 struct dma_map_ops nios2_dma_ops;
static inline struct dma_map_ops *get_dma_ops(struct device *dev)
{
return &nios2_dma_ops;
}
/*
* dma_alloc_noncoherent() 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 */