diff options
Diffstat (limited to 'drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_kernel_mem_os.h')
-rw-r--r-- | drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_kernel_mem_os.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_kernel_mem_os.h b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_kernel_mem_os.h new file mode 100644 index 00000000000..ff49f8a816a --- /dev/null +++ b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/common/mali_kernel_mem_os.h @@ -0,0 +1,37 @@ +/* + * Copyright (C) 2010-2011 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_OS_H__ +#define __MALI_KERNEL_MEM_OS_H__ + +/** + * @brief Creates an object that manages allocating OS memory + * + * Creates an object that provides an interface to allocate OS memory and + * have it mapped into the Mali virtual memory space. + * + * The object exposes pointers to + * - allocate OS memory + * - allocate Mali page tables in OS memory + * - destroy the object + * + * Allocations from OS memory are of type mali_physical_memory_allocation + * which provides a function to release the allocation. + * + * @param max_allocation max. number of bytes that can be allocated from OS memory + * @param cpu_usage_adjust value to add to mali physical addresses to obtain CPU physical addresses + * @param name description of the allocator + * @return pointer to mali_physical_memory_allocator object. NULL on failure. + **/ +mali_physical_memory_allocator * mali_os_allocator_create(u32 max_allocation, u32 cpu_usage_adjust, const char *name); + +#endif /* __MALI_KERNEL_MEM_OS_H__ */ + + |