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 #include <linux/types.h>
26 struct outer_cache_fns {
27 void (*inv_range)(unsigned long, unsigned long);
28 void (*clean_range)(unsigned long, unsigned long);
29 void (*flush_range)(unsigned long, unsigned long);
30 void (*flush_all)(void);
31 void (*inv_all)(void);
32 void (*disable)(void);
33 #ifdef CONFIG_OUTER_CACHE_SYNC
36 void (*set_debug)(unsigned long);
39 #ifdef CONFIG_OUTER_CACHE
41 extern struct outer_cache_fns outer_cache;
43 static inline void outer_inv_range(phys_addr_t start, phys_addr_t end)
45 if (outer_cache.inv_range)
46 outer_cache.inv_range(start, end);
48 static inline void outer_clean_range(phys_addr_t start, phys_addr_t end)
50 if (outer_cache.clean_range)
51 outer_cache.clean_range(start, end);
53 static inline void outer_flush_range(phys_addr_t start, phys_addr_t end)
55 if (outer_cache.flush_range)
56 outer_cache.flush_range(start, end);
59 static inline void outer_flush_all(void)
61 if (outer_cache.flush_all)
62 outer_cache.flush_all();
65 static inline void outer_inv_all(void)
67 if (outer_cache.inv_all)
68 outer_cache.inv_all();
71 static inline void outer_disable(void)
73 if (outer_cache.disable)
74 outer_cache.disable();
79 static inline void outer_inv_range(phys_addr_t start, phys_addr_t end)
81 static inline void outer_clean_range(phys_addr_t start, phys_addr_t end)
83 static inline void outer_flush_range(phys_addr_t start, phys_addr_t end)
85 static inline void outer_flush_all(void) { }
86 static inline void outer_inv_all(void) { }
87 static inline void outer_disable(void) { }
91 #ifdef CONFIG_OUTER_CACHE_SYNC
92 static inline void outer_sync(void)
98 static inline void outer_sync(void)
102 #endif /* __ASM_OUTERCACHE_H */