linux/drivers/media/pci/intel/ipu6/ipu6-mmu.h

/* SPDX-License-Identifier: GPL-2.0-only */
/* Copyright (C) 2013--2024 Intel Corporation */

#ifndef IPU6_MMU_H
#define IPU6_MMU_H

#define ISYS_MMID …
#define PSYS_MMID …

#include <linux/list.h>
#include <linux/spinlock_types.h>
#include <linux/types.h>

struct device;
struct page;
struct ipu6_hw_variants;

struct ipu6_mmu_info { … };

struct ipu6_mmu { … };

struct ipu6_mmu *ipu6_mmu_init(struct device *dev,
			       void __iomem *base, int mmid,
			       const struct ipu6_hw_variants *hw);
void ipu6_mmu_cleanup(struct ipu6_mmu *mmu);
int ipu6_mmu_hw_init(struct ipu6_mmu *mmu);
void ipu6_mmu_hw_cleanup(struct ipu6_mmu *mmu);
int ipu6_mmu_map(struct ipu6_mmu_info *mmu_info, unsigned long iova,
		 phys_addr_t paddr, size_t size);
size_t ipu6_mmu_unmap(struct ipu6_mmu_info *mmu_info, unsigned long iova,
		      size_t size);
phys_addr_t ipu6_mmu_iova_to_phys(struct ipu6_mmu_info *mmu_info,
				  dma_addr_t iova);
#endif