文件操作 - omap-iommu.h
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文件: /usr/src/kernels/4.18.0-553.144.1.el8_10.x86_64/include/linux/omap-iommu.h
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/* * omap iommu: simple virtual address space management * * Copyright (C) 2008-2009 Nokia Corporation * * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef _OMAP_IOMMU_H_ #define _OMAP_IOMMU_H_ #ifdef CONFIG_OMAP_IOMMU extern void omap_iommu_save_ctx(struct device *dev); extern void omap_iommu_restore_ctx(struct device *dev); #else static inline void omap_iommu_save_ctx(struct device *dev) {} static inline void omap_iommu_restore_ctx(struct device *dev) {} #endif #endif
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