1 /* 2 * Support for Intel Camera Imaging ISP subsystem. 3 * Copyright (c) 2015, Intel Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 */ 14 15 #ifndef __IA_CSS_MMU_H 16 #define __IA_CSS_MMU_H 17 18 /* @file 19 * This file contains one support function for invalidating the CSS MMU cache 20 */ 21 22 /* @brief Invalidate the MMU internal cache. 23 * @return None 24 * 25 * This function triggers an invalidation of the translate-look-aside 26 * buffer (TLB) that's inside the CSS MMU. This function should be called 27 * every time the page tables used by the MMU change. 28 */ 29 void 30 ia_css_mmu_invalidate_cache(void); 31 32 #endif /* __IA_CSS_MMU_H */ 33