linux/include/asm-generic/dma-contiguous.h
<<
>>
Prefs
   1#ifndef ASM_DMA_CONTIGUOUS_H
   2#define ASM_DMA_CONTIGUOUS_H
   3
   4#ifdef __KERNEL__
   5#ifdef CONFIG_CMA
   6
   7#include <linux/device.h>
   8#include <linux/dma-contiguous.h>
   9
  10static inline struct cma *dev_get_cma_area(struct device *dev)
  11{
  12        if (dev && dev->cma_area)
  13                return dev->cma_area;
  14        return dma_contiguous_default_area;
  15}
  16
  17static inline void dev_set_cma_area(struct device *dev, struct cma *cma)
  18{
  19        if (dev)
  20                dev->cma_area = cma;
  21        if (!dev && !dma_contiguous_default_area)
  22                dma_contiguous_default_area = cma;
  23}
  24
  25#endif
  26#endif
  27
  28#endif
  29
lxr.linux.no kindly hosted by Redpill Linpro AS, provider of Linux consulting and operations services since 1995.