linux-vybrid_public/arch/ia64/kernel/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);

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