git://bbs.cooldavid.org / net-next-2.6.git / blame
| Commit | Line | Data |
|---|---|---|
| 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); | |
| ae360a78 TG |
28 | void (*flush_all)(void); |
| 29 | void (*inv_all)(void); | |
| 30 | void (*disable)(void); | |
| 319f551a CM |
31 | #ifdef CONFIG_OUTER_CACHE_SYNC |
| 32 | void (*sync)(void); | |
| 33 | #endif | |
| 33f663ff CM |
34 | }; |
| 35 | ||
| 36 | #ifdef CONFIG_OUTER_CACHE | |
| 37 | ||
| 38 | extern struct outer_cache_fns outer_cache; | |
| 39 | ||
| 40 | static inline void outer_inv_range(unsigned long start, unsigned long end) | |
| 41 | { | |
| 42 | if (outer_cache.inv_range) | |
| 43 | outer_cache.inv_range(start, end); | |
| 44 | } | |
| 45 | static inline void outer_clean_range(unsigned long start, unsigned long end) | |
| 46 | { | |
| 47 | if (outer_cache.clean_range) | |
| 48 | outer_cache.clean_range(start, end); | |
| 49 | } | |
| 50 | static inline void outer_flush_range(unsigned long start, unsigned long end) | |
| 51 | { | |
| 52 | if (outer_cache.flush_range) | |
| 53 | outer_cache.flush_range(start, end); | |
| 54 | } | |
| 55 | ||
| ae360a78 TG |
56 | static inline void outer_flush_all(void) |
| 57 | { | |
| 58 | if (outer_cache.flush_all) | |
| 59 | outer_cache.flush_all(); | |
| 60 | } | |
| 61 | ||
| 62 | static inline void outer_inv_all(void) | |
| 63 | { | |
| 64 | if (outer_cache.inv_all) | |
| 65 | outer_cache.inv_all(); | |
| 66 | } | |
| 67 | ||
| 68 | static inline void outer_disable(void) | |
| 69 | { | |
| 70 | if (outer_cache.disable) | |
| 71 | outer_cache.disable(); | |
| 72 | } | |
| 73 | ||
| 33f663ff CM |
74 | #else |
| 75 | ||
| 76 | static inline void outer_inv_range(unsigned long start, unsigned long end) | |
| 77 | { } | |
| 78 | static inline void outer_clean_range(unsigned long start, unsigned long end) | |
| 79 | { } | |
| 80 | static inline void outer_flush_range(unsigned long start, unsigned long end) | |
| 81 | { } | |
| ae360a78 TG |
82 | static inline void outer_flush_all(void) { } |
| 83 | static inline void outer_inv_all(void) { } | |
| 84 | static inline void outer_disable(void) { } | |
| 33f663ff CM |
85 | |
| 86 | #endif | |
| 87 | ||
| 319f551a CM |
88 | #ifdef CONFIG_OUTER_CACHE_SYNC |
| 89 | static inline void outer_sync(void) | |
| 90 | { | |
| 91 | if (outer_cache.sync) | |
| 92 | outer_cache.sync(); | |
| 93 | } | |
| 94 | #else | |
| 95 | static inline void outer_sync(void) | |
| 96 | { } | |
| 97 | #endif | |
| 98 | ||
| 33f663ff | 99 | #endif /* __ASM_OUTERCACHE_H */ |