1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * omap iommu: simple virtual address space management 4 * 5 * Copyright (C) 2008-2009 Nokia Corporation 6 * 7 * Written by Hiroshi DOYU <[email protected]> 8 */ 9 10 #ifndef _OMAP_IOMMU_H_ 11 #define _OMAP_IOMMU_H_ 12 13 #ifdef CONFIG_OMAP_IOMMU 14 extern void omap_iommu_save_ctx(struct device *dev); 15 extern void omap_iommu_restore_ctx(struct device *dev); 16 #else 17 static inline void omap_iommu_save_ctx(struct device *dev) {} 18 static inline void omap_iommu_restore_ctx(struct device *dev) {} 19 #endif 20 21 #endif 22