1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/device.h>
6 #include <linux/iommu.h>
11 extern int of_get_dma_window(struct device_node *dn, const char *prefix,
12 int index, unsigned long *busno, dma_addr_t *addr,
15 extern const struct iommu_ops *of_iommu_configure(struct device *dev,
16 struct device_node *master_np);
20 static inline int of_get_dma_window(struct device_node *dn, const char *prefix,
21 int index, unsigned long *busno, dma_addr_t *addr,
27 static inline const struct iommu_ops *of_iommu_configure(struct device *dev,
28 struct device_node *master_np)
33 #endif /* CONFIG_OF_IOMMU */
35 extern struct of_device_id __iommu_of_table;
37 typedef int (*of_iommu_init_fn)(struct device_node *);
39 #define IOMMU_OF_DECLARE(name, compat, fn) \
40 _OF_DECLARE(iommu, name, compat, fn, of_iommu_init_fn)
42 #endif /* __OF_IOMMU_H */