linux-sg2042/arch/ia64/kernel/dma-mapping.c

25 lines
469 B
C

#include <linux/dma-mapping.h>
#include <linux/export.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);