root/drivers/staging/media/atomisp/pci/ia_css_mmu.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Support for Intel Camera Imaging ISP subsystem.
 * Copyright (c) 2015, Intel Corporation.
 */

#ifndef __IA_CSS_MMU_H
#define __IA_CSS_MMU_H

/* @file
 * This file contains one support function for invalidating the CSS MMU cache
 */

/* @brief Invalidate the MMU internal cache.
 * @return      None
 *
 * This function triggers an invalidation of the translate-look-aside
 * buffer (TLB) that's inside the CSS MMU. This function should be called
 * every time the page tables used by the MMU change.
 */
void
ia_css_mmu_invalidate_cache(void);

#endif /* __IA_CSS_MMU_H */