diff options
Diffstat (limited to 'drivers/media/video/samsung/mali/common/mali_kernel_mem_mmu.h')
-rw-r--r-- | drivers/media/video/samsung/mali/common/mali_kernel_mem_mmu.h | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/drivers/media/video/samsung/mali/common/mali_kernel_mem_mmu.h b/drivers/media/video/samsung/mali/common/mali_kernel_mem_mmu.h deleted file mode 100644 index 6a110d0..0000000 --- a/drivers/media/video/samsung/mali/common/mali_kernel_mem_mmu.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * Copyright (C) 2010 ARM Limited. All rights reserved. - * - * This program is free software and is provided to you under the terms of the GNU General Public License version 2 - * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence. - * - * A copy of the licence is included with the program, and can also be obtained from Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - */ - -#ifndef __MALI_KERNEL_MEM_MMU_H__ -#define __MALI_KERNEL_MEM_MMU_H__ - -#include "mali_kernel_session_manager.h" - -/** - * Lookup a MMU core by ID. - * @param id ID of the MMU to find - * @return NULL if ID not found or valid, non-NULL if a core was found. - */ -void* mali_memory_core_mmu_lookup(u32 id); - -/** - * Set the core pointer of MMU to core owner of MMU - * - * @param core Core holding this MMU - * @param mmu_ptr The MMU whose core pointer needs set to core holding the MMU - * - */ -void mali_memory_core_mmu_owner(void *core, void *mmu_ptr); - -/** - * Activate a user session with its address space on the given MMU. - * If the session can't be activated due to that the MMU is busy and - * a callback pointer is given, the callback will be called once the MMU becomes idle. - * If the same callback pointer is registered multiple time it will only be called once. - * Nested activations are supported. - * Each call must be matched by a call to @see mali_memory_core_mmu_release_address_space_reference - * - * @param mmu The MMU to activate the address space on - * @param mali_session_data The user session object which address space to activate - * @param callback Pointer to the function to call when the MMU becomes idle - * @param callback_arg Argument given to the callback - * @return 0 if the address space was activated, -EBUSY if the MMU was busy, -EFAULT in all other cases. - */ -int mali_memory_core_mmu_activate_page_table(void* mmu_ptr, struct mali_session_data * mali_session_data, void(*callback)(void*), void * callback_argument); - -/** - * Release a reference to the current active address space. - * Once the last reference is released any callback(s) registered will be called before the function returns - * - * @note Caution must be shown calling this function with locks held due to that callback can be called - * @param mmu The mmu to release a reference to the active address space of - */ -void mali_memory_core_mmu_release_address_space_reference(void* mmu); - -/** - * Soft reset of MMU - needed after power up - * - * @param mmu_ptr The MMU pointer registered with the relevant core - */ -void mali_kernel_mmu_reset(void * mmu_ptr); - -void mali_kernel_mmu_force_bus_reset(void * mmu_ptr); - -/** - * Unregister a previously registered callback. - * @param mmu The MMU to unregister the callback on - * @param callback The function to unregister - */ -void mali_memory_core_mmu_unregister_callback(void* mmu, void(*callback)(void*)); - - - -#endif /* __MALI_KERNEL_MEM_MMU_H__ */ |