5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
37 lines
880 B
C
37 lines
880 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* omap iommu: simple virtual address space management
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*
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* Copyright (C) 2008-2009 Nokia Corporation
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*
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* Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
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*/
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#ifndef _OMAP_IOMMU_H_
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#define _OMAP_IOMMU_H_
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struct iommu_domain;
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#ifdef CONFIG_OMAP_IOMMU
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extern void omap_iommu_save_ctx(struct device *dev);
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extern void omap_iommu_restore_ctx(struct device *dev);
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int omap_iommu_domain_deactivate(struct iommu_domain *domain);
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int omap_iommu_domain_activate(struct iommu_domain *domain);
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#else
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static inline void omap_iommu_save_ctx(struct device *dev) {}
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static inline void omap_iommu_restore_ctx(struct device *dev) {}
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static inline int omap_iommu_domain_deactivate(struct iommu_domain *domain)
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{
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return -ENODEV;
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}
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static inline int omap_iommu_domain_activate(struct iommu_domain *domain)
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{
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return -ENODEV;
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}
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#endif
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#endif
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