/* * arch/arm/include/asm/outercache.h * * Copyright (C) 2010 ARM Ltd. * Written by Catalin Marinas * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __ASM_OUTERCACHE_H #define __ASM_OUTERCACHE_H #include struct outer_cache_fns { void (*inv_range)(unsigned long, unsigned long); void (*clean_range)(unsigned long, unsigned long); void (*flush_range)(unsigned long, unsigned long); void (*flush_all)(void); void (*inv_all)(void); void (*disable)(void); #ifdef CONFIG_OUTER_CACHE_SYNC void (*sync)(void); #endif void (*set_debug)(unsigned long); }; #ifdef CONFIG_OUTER_CACHE extern struct outer_cache_fns outer_cache; static inline void outer_inv_range(phys_addr_t start, phys_addr_t end) { if (outer_cache.inv_range) outer_cache.inv_range(start, end); } static inline void outer_clean_range(phys_addr_t start, phys_addr_t end) { if (outer_cache.clean_range) outer_cache.clean_range(start, end); } static inline void outer_flush_range(phys_addr_t start, phys_addr_t end) { if (outer_cache.flush_range) outer_cache.flush_range(start, end); } static inline void outer_flush_all(void) { if (outer_cache.flush_all) outer_cache.flush_all(); } static inline void outer_inv_all(void) { if (outer_cache.inv_all) outer_cache.inv_all(); } static inline void outer_disable(void) { if (outer_cache.disable) outer_cache.disable(); } #else static inline void outer_inv_range(phys_addr_t start __attribute__((unused)), phys_addr_t end __attribute__((unused))) { } static inline void outer_clean_range(phys_addr_t start __attribute__((unused)), phys_addr_t end __attribute__((unused))) { } static inline void outer_flush_range(phys_addr_t start __attribute__((unused)), phys_addr_t end __attribute__((unused))) { } static inline void outer_flush_all(void) { } static inline void outer_inv_all(void) { } static inline void outer_disable(void) { } #endif #ifdef CONFIG_OUTER_CACHE_SYNC static inline void outer_sync(void) { if (outer_cache.sync) outer_cache.sync(); } #else static inline void outer_sync(void) { } #endif #endif /* __ASM_OUTERCACHE_H */