swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
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Tip revision: 5ae90d8e467e625e447000cb4335c4db973b1095 authored by Linus Torvalds on 29 July 2013, 03:53:33 UTC
Linux 3.11-rc3
Tip revision: 5ae90d8
dma-contiguous.h
#ifndef ASM_DMA_CONTIGUOUS_H
#define ASM_DMA_CONTIGUOUS_H

#ifdef __KERNEL__
#ifdef CONFIG_CMA

#include <linux/device.h>
#include <linux/dma-contiguous.h>

static inline struct cma *dev_get_cma_area(struct device *dev)
{
	if (dev && dev->cma_area)
		return dev->cma_area;
	return dma_contiguous_default_area;
}

static inline void dev_set_cma_area(struct device *dev, struct cma *cma)
{
	if (dev)
		dev->cma_area = cma;
	if (!dev && !dma_contiguous_default_area)
		dma_contiguous_default_area = cma;
}

#endif
#endif

#endif
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