https://github.com/torvalds/linux
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Tip revision: 6613476e225e090cc9aad49be7fa504e290dd33d authored by Linus Torvalds on 21 January 2024, 22:11:32 UTC
Linux 6.8-rc1
Tip revision: 6613476
of_iommu.h
/* 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 */
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