1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * omap iommu: simple virtual address space ma 2 * omap iommu: simple virtual address space management
4 * 3 *
5 * Copyright (C) 2008-2009 Nokia Corporation 4 * Copyright (C) 2008-2009 Nokia Corporation
6 * 5 *
7 * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia 6 * Written by Hiroshi DOYU <Hiroshi.DOYU@nokia.com>
>> 7 *
>> 8 * This program is free software; you can redistribute it and/or modify
>> 9 * it under the terms of the GNU General Public License version 2 as
>> 10 * published by the Free Software Foundation.
8 */ 11 */
9 12
10 #ifndef _OMAP_IOMMU_H_ 13 #ifndef _OMAP_IOMMU_H_
11 #define _OMAP_IOMMU_H_ 14 #define _OMAP_IOMMU_H_
12 15
13 struct iommu_domain; <<
14 <<
15 #ifdef CONFIG_OMAP_IOMMU 16 #ifdef CONFIG_OMAP_IOMMU
16 extern void omap_iommu_save_ctx(struct device 17 extern void omap_iommu_save_ctx(struct device *dev);
17 extern void omap_iommu_restore_ctx(struct devi 18 extern void omap_iommu_restore_ctx(struct device *dev);
18 <<
19 int omap_iommu_domain_deactivate(struct iommu_ <<
20 int omap_iommu_domain_activate(struct iommu_do <<
21 #else 19 #else
22 static inline void omap_iommu_save_ctx(struct 20 static inline void omap_iommu_save_ctx(struct device *dev) {}
23 static inline void omap_iommu_restore_ctx(stru 21 static inline void omap_iommu_restore_ctx(struct device *dev) {}
24 <<
25 static inline int omap_iommu_domain_deactivate <<
26 { <<
27 return -ENODEV; <<
28 } <<
29 <<
30 static inline int omap_iommu_domain_activate(s <<
31 { <<
32 return -ENODEV; <<
33 } <<
34 #endif 22 #endif
35 23
36 #endif 24 #endif
37 25
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