35 lines
1.5 KiB
C
35 lines
1.5 KiB
C
/* Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __ARCH_ARM_MACH_MSM_IOMMU_PAGETABLE_H
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#define __ARCH_ARM_MACH_MSM_IOMMU_PAGETABLE_H
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struct msm_iommu_pt;
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void msm_iommu_pagetable_init(void);
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int msm_iommu_pagetable_alloc(struct msm_iommu_pt *pt);
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void msm_iommu_pagetable_free(struct msm_iommu_pt *pt);
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int msm_iommu_pagetable_map(struct msm_iommu_pt *pt, unsigned long va,
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phys_addr_t pa, size_t len, int prot);
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size_t msm_iommu_pagetable_unmap(struct msm_iommu_pt *pt, unsigned long va,
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size_t len);
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int msm_iommu_pagetable_map_range(struct msm_iommu_pt *pt, unsigned long va,
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struct scatterlist *sg, size_t len, int prot);
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void msm_iommu_pagetable_unmap_range(struct msm_iommu_pt *pt, unsigned long va,
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size_t len);
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phys_addr_t msm_iommu_iova_to_phys_soft(struct iommu_domain *domain,
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dma_addr_t va);
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void msm_iommu_pagetable_free_tables(struct msm_iommu_pt *pt, unsigned long va,
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size_t len);
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void msm_iommu_flush_pagetable(struct msm_iommu_pt *pt, unsigned long va,
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size_t len);
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#endif
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