1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
* hardware/exynos/ion.h
*
* Copyright 2018 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __HARDWARE_EXYNOS_ION_H__
#define __HARDWARE_EXYNOS_ION_H__
#include <sys/types.h>
#define ION_EXYNOS_HEAP_ID_SYSTEM 0
#define ION_EXYNOS_HEAP_ID_CRYPTO 1
#define ION_EXYNOS_HEAP_ID_VIDEO_STREAM 3
#define ION_EXYNOS_HEAP_ID_VIDEO_FRAME 5
#define ION_EXYNOS_HEAP_ID_VIDEO_SCALER 6
#define ION_EXYNOS_HEAP_ID_GPU_CRC 8
#define ION_EXYNOS_HEAP_ID_GPU_BUFFER 9
#define ION_EXYNOS_HEAP_ID_CAMERA 10
#define ION_EXYNOS_HEAP_ID_SECURE_CAMERA 11
#define ION_EXYNOS_HEAP_ID_SENSOR_DIRECT 12
#define ION_EXYNOS_HEAP_ID_FA_TPU 15
#define ION_EXYNOS_HEAP_ID_FA_IMG 16
#define ION_EXYNOS_HEAP_ID_FA_RAWIMG 17
#define ION_EXYNOS_HEAP_ID_FA_PREV 18
#define ION_EXYNOS_HEAP_ID_FA_MODEL 19
#define EXYNOS_ION_HEAP_SYSTEM_MASK (1 << ION_EXYNOS_HEAP_ID_SYSTEM)
#define EXYNOS_ION_HEAP_CRYPTO_MASK (1 << ION_EXYNOS_HEAP_ID_CRYPTO)
#define EXYNOS_ION_HEAP_VIDEO_STREAM_MASK (1 << ION_EXYNOS_HEAP_ID_VIDEO_STREAM)
#define EXYNOS_ION_HEAP_VIDEO_FRAME_MASK (1 << ION_EXYNOS_HEAP_ID_VIDEO_FRAME)
#define EXYNOS_ION_HEAP_VIDEO_SCALER_MASK (1 << ION_EXYNOS_HEAP_ID_VIDEO_SCALER)
#define EXYNOS_ION_HEAP_GPU_CRC_MASK (1 << ION_EXYNOS_HEAP_ID_GPU_CRC)
#define EXYNOS_ION_HEAP_GPU_BUFFER_MASK (1 << ION_EXYNOS_HEAP_ID_GPU_BUFFER)
#define EXYNOS_ION_HEAP_CAMERA_MASK (1 << ION_EXYNOS_HEAP_ID_CAMERA)
#define EXYNOS_ION_HEAP_SECURE_CAMERA_MASK (1 << ION_EXYNOS_HEAP_ID_SECURE_CAMERA)
#define EXYNOS_ION_HEAP_SENSOR_DIRECT_MASK (1 << ION_EXYNOS_HEAP_ID_SENSOR_DIRECT)
#define EXYNOS_ION_HEAP_FA_TPU_MASK (1 << ION_EXYNOS_HEAP_ID_FA_TPU)
#define EXYNOS_ION_HEAP_FA_IMG_MASK (1 << ION_EXYNOS_HEAP_ID_FA_IMG)
#define EXYNOS_ION_HEAP_FA_RAWIMG_MASK (1 << ION_EXYNOS_HEAP_ID_FA_RAWIMG)
#define EXYNOS_ION_HEAP_FA_PREV_MASK (1 << ION_EXYNOS_HEAP_ID_FA_PREV)
#define EXYNOS_ION_HEAP_FA_MODEL_MASK (1 << ION_EXYNOS_HEAP_ID_FA_MODEL)
#define ION_EXYNOS_FLAG_PROTECTED (1 << 16)
#define ION_FLAG_CACHED 1
#define ION_FLAG_CACHED_NEEDS_SYNC 2 /* deprecated in the modern ion */
#define ION_FLAG_NOZEROED 8
#define ION_FLAG_PROTECTED (16 | ION_EXYNOS_FLAG_PROTECTED)
#define ION_FLAG_SYNC_FORCE 32
#define ION_FLAG_MAY_HWRENDER 64
#define ION_FLAG_HW_EXTRA 128
__BEGIN_DECLS
int exynos_ion_open(void);
int exynos_ion_close(int fd);
int exynos_ion_alloc(int ion_fd, size_t len,
unsigned int heap_mask, unsigned int flags);
int exynos_ion_import_handle(int ion_fd, int fd, int* handle);
int exynos_ion_free_handle(int ion_fd, int handle);
int exynos_ion_sync_fd(int ion_fd, int fd);
int exynos_ion_sync_fd_partial(int ion_fd, int fd, off_t offset, size_t len);
const char *exynos_ion_get_heap_name(unsigned int legacy_heap_id);
int exynos_ion_sync_start(int ion_fd, int fd, int direction);
int exynos_ion_sync_end(int ion_fd, int fd, int direction);
__END_DECLS
#endif /* __HARDWARE_EXYNOS_ION_H__ */
|
