1#include <linux/dma-mapping.h>
2#include <linux/export.h>
3
4/* Set this to 1 if there is a HW IOMMU in the system */
5int iommu_detected __read_mostly;
6
7struct dma_map_ops *dma_ops;
8EXPORT_SYMBOL(dma_ops);
9
10#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)
11
12static int __init dma_init(void)
13{
14	dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
15
16	return 0;
17}
18fs_initcall(dma_init);
19
20struct dma_map_ops *dma_get_ops(struct device *dev)
21{
22	return dma_ops;
23}
24EXPORT_SYMBOL(dma_get_ops);
25