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dma-mapping.c

#include <linux/dma-mapping.h>

/* Set this to 1 if there is a HW IOMMU in the system */
int iommu_detected __read_mostly;

struct dma_map_ops *dma_ops;
EXPORT_SYMBOL(dma_ops);

#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)

static int __init dma_init(void)
{
      dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);

      return 0;
}
fs_initcall(dma_init);

struct dma_map_ops *dma_get_ops(struct device *dev)
{
      return dma_ops;
}
EXPORT_SYMBOL(dma_get_ops);

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