2 * arch/arm/include/asm/outercache.h
4 * Copyright (C) 2010 ARM Ltd.
5 * Written by Catalin Marinas <catalin.marinas@arm.com>
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.
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.
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
21 #ifndef __ASM_OUTERCACHE_H
22 #define __ASM_OUTERCACHE_H
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);
28 void (*flush_all)(void);
29 void (*inv_all)(void);
30 void (*disable)(void);
31 #ifdef CONFIG_OUTER_CACHE_SYNC
36 #ifdef CONFIG_OUTER_CACHE
38 extern struct outer_cache_fns outer_cache;
40 static inline void outer_inv_range(unsigned long start, unsigned long end)
42 if (outer_cache.inv_range)
43 outer_cache.inv_range(start, end);
45 static inline void outer_clean_range(unsigned long start, unsigned long end)
47 if (outer_cache.clean_range)
48 outer_cache.clean_range(start, end);
50 static inline void outer_flush_range(unsigned long start, unsigned long end)
52 if (outer_cache.flush_range)
53 outer_cache.flush_range(start, end);
56 static inline void outer_flush_all(void)
58 if (outer_cache.flush_all)
59 outer_cache.flush_all();
62 static inline void outer_inv_all(void)
64 if (outer_cache.inv_all)
65 outer_cache.inv_all();
68 static inline void outer_disable(void)
70 if (outer_cache.disable)
71 outer_cache.disable();
76 static inline void outer_inv_range(unsigned long start, unsigned long end)
78 static inline void outer_clean_range(unsigned long start, unsigned long end)
80 static inline void outer_flush_range(unsigned long start, unsigned long end)
82 static inline void outer_flush_all(void) { }
83 static inline void outer_inv_all(void) { }
84 static inline void outer_disable(void) { }
88 #ifdef CONFIG_OUTER_CACHE_SYNC
89 static inline void outer_sync(void)
95 static inline void outer_sync(void)
99 #endif /* __ASM_OUTERCACHE_H */