1 /*
2  * Copyright (C) 2016, 2018-2020 ARM Limited. All rights reserved.
3  *
4  * Copyright (C) 2008 The Android Open Source Project
5  *
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at
9  *
10  *      http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 
19 #ifndef MALI_GRALLOC_ION_H_
20 #define MALI_GRALLOC_ION_H_
21 
22 #include "core/mali_gralloc_bufferdescriptor.h"
23 
24 int mali_gralloc_ion_allocate_attr(private_handle_t *hnd);
25 int mali_gralloc_ion_allocate(const gralloc_buffer_descriptor_t *descriptors,
26                               uint32_t numDescriptors, buffer_handle_t *pHandle, bool *alloc_from_backing_store,
27                               int ion_fd = -1);
28 void mali_gralloc_ion_free(private_handle_t * const hnd);
29 int mali_gralloc_ion_sync_start(const private_handle_t * const hnd,
30                                 const bool read, const bool write);
31 int mali_gralloc_ion_sync_end(const private_handle_t * const hnd,
32                               const bool read, const bool write);
33 int mali_gralloc_ion_map(private_handle_t *hnd);
34 void mali_gralloc_ion_unmap(private_handle_t *hnd);
35 void mali_gralloc_ion_close(void);
36 int mali_gralloc_attr_allocate(void);
37 int import_exynos_ion_handles(private_handle_t *hnd);
38 void free_exynos_ion_handles(private_handle_t *hnd);
39 
40 #endif /* MALI_GRALLOC_ION_H_ */
41