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33f663ff CM |
1 | /* |
2 | * arch/arm/include/asm/outercache.h | |
3 | * | |
4 | * Copyright (C) 2010 ARM Ltd. | |
5 | * Written by Catalin Marinas <catalin.marinas@arm.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | ||
21 | #ifndef __ASM_OUTERCACHE_H | |
22 | #define __ASM_OUTERCACHE_H | |
23 | ||
24 | struct outer_cache_fns { | |
25 | void (*inv_range)(unsigned long, unsigned long); | |
26 | void (*clean_range)(unsigned long, unsigned long); | |
27 | void (*flush_range)(unsigned long, unsigned long); | |
319f551a CM |
28 | #ifdef CONFIG_OUTER_CACHE_SYNC |
29 | void (*sync)(void); | |
30 | #endif | |
33f663ff CM |
31 | }; |
32 | ||
33 | #ifdef CONFIG_OUTER_CACHE | |
34 | ||
35 | extern struct outer_cache_fns outer_cache; | |
36 | ||
37 | static inline void outer_inv_range(unsigned long start, unsigned long end) | |
38 | { | |
39 | if (outer_cache.inv_range) | |
40 | outer_cache.inv_range(start, end); | |
41 | } | |
42 | static inline void outer_clean_range(unsigned long start, unsigned long end) | |
43 | { | |
44 | if (outer_cache.clean_range) | |
45 | outer_cache.clean_range(start, end); | |
46 | } | |
47 | static inline void outer_flush_range(unsigned long start, unsigned long end) | |
48 | { | |
49 | if (outer_cache.flush_range) | |
50 | outer_cache.flush_range(start, end); | |
51 | } | |
52 | ||
53 | #else | |
54 | ||
55 | static inline void outer_inv_range(unsigned long start, unsigned long end) | |
56 | { } | |
57 | static inline void outer_clean_range(unsigned long start, unsigned long end) | |
58 | { } | |
59 | static inline void outer_flush_range(unsigned long start, unsigned long end) | |
60 | { } | |
61 | ||
62 | #endif | |
63 | ||
319f551a CM |
64 | #ifdef CONFIG_OUTER_CACHE_SYNC |
65 | static inline void outer_sync(void) | |
66 | { | |
67 | if (outer_cache.sync) | |
68 | outer_cache.sync(); | |
69 | } | |
70 | #else | |
71 | static inline void outer_sync(void) | |
72 | { } | |
73 | #endif | |
74 | ||
33f663ff | 75 | #endif /* __ASM_OUTERCACHE_H */ |