/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __OF_IOMMU_H #define __OF_IOMMU_H struct device; struct device_node; struct iommu_ops; #ifdef CONFIG_OF_IOMMU extern int of_iommu_configure(struct device *dev, struct device_node *master_np, const u32 *id); extern void of_iommu_get_resv_regions(struct device *dev, struct list_head *list); #else static inline int of_iommu_configure(struct device *dev, struct device_node *master_np, const u32 *id) { return -ENODEV; } static inline void of_iommu_get_resv_regions(struct device *dev, struct list_head *list) { } #endif /* CONFIG_OF_IOMMU */ #endif /* __OF_IOMMU_H */