1 /*
2  * Copyright (c) 2011-2016,2018, The Linux Foundation. All rights reserved.
3 
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *   * Redistributions of source code must retain the above copyright
8  *     notice, this list of conditions and the following disclaimer.
9  *   * Redistributions in binary form must reproduce the above
10  *     copyright notice, this list of conditions and the following
11  *     disclaimer in the documentation and/or other materials provided
12  *     with the distribution.
13  *   * Neither the name of The Linux Foundation nor the names of its
14  *     contributors may be used to endorse or promote products derived
15  *     from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #ifndef __GR_UTILS_H__
31 #define __GR_UTILS_H__
32 
33 #include <android/hardware/graphics/common/1.1/types.h>
34 #include "gralloc_priv.h"
35 #include "qdMetaData.h"
36 
37 #define SZ_2M 0x200000
38 #define SZ_1M 0x100000
39 #define SZ_4K 0x1000
40 
41 #define SIZE_4K 4096
42 #define SIZE_8K 8192
43 
44 #ifdef MASTER_SIDE_CP
45 #define SECURE_ALIGN SZ_4K
46 #else
47 #define SECURE_ALIGN SZ_1M
48 #endif
49 
50 #define INT(exp) static_cast<int>(exp)
51 #define UINT(exp) static_cast<unsigned int>(exp)
52 
53 using android::hardware::graphics::common::V1_1::BufferUsage;
54 
55 namespace gralloc {
56 struct BufferInfo {
57   BufferInfo(int w, int h, int f, uint64_t usage = 0)
58       : width(w), height(h), format(f), layer_count(1), usage(usage) {}
59   int width;
60   int height;
61   int format;
62   int layer_count;
63   uint64_t usage;
64 };
65 
66 template <class Type1, class Type2>
ALIGN(Type1 x,Type2 align)67 inline Type1 ALIGN(Type1 x, Type2 align) {
68   return (Type1)((x + (Type1)align - 1) & ~((Type1)align - 1));
69 }
70 
71 bool IsYuvFormat(int format);
72 bool IsCompressedRGBFormat(int format);
73 bool IsUncompressedRGBFormat(int format);
74 uint32_t GetBppForUncompressedRGB(int format);
75 bool CpuCanAccess(uint64_t usage);
76 bool CpuCanRead(uint64_t usage);
77 bool CpuCanWrite(uint64_t usage);
78 unsigned int GetSize(const BufferInfo &d, unsigned int alignedw, unsigned int alignedh);
79 void GetBufferSizeAndDimensions(const BufferInfo &d, unsigned int *size, unsigned int *alignedw,
80                                 unsigned int *alignedh);
81 void GetBufferSizeAndDimensions(const BufferInfo &d, unsigned int *size, unsigned int *alignedw,
82                                 unsigned int *alignedh, GraphicsMetadata *graphics_metadata);
83 void GetCustomDimensions(private_handle_t *hnd, int *stride, int *height);
84 void GetColorSpaceFromMetadata(private_handle_t *hnd, int *color_space);
85 void GetAlignedWidthAndHeight(const BufferInfo &d, unsigned int *aligned_w,
86                               unsigned int *aligned_h);
87 int GetYUVPlaneInfo(const private_handle_t *hnd, struct android_ycbcr ycbcr[2]);
88 int GetRgbDataAddress(private_handle_t *hnd, void **rgb_data);
89 bool IsUBwcFormat(int format);
90 bool IsUBwcSupported(int format);
91 bool IsUBwcEnabled(int format, uint64_t usage);
92 void GetYuvUBwcWidthAndHeight(int width, int height, int format, unsigned int *aligned_w,
93                               unsigned int *aligned_h);
94 void GetYuvSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height, uint32_t bpp,
95                        struct android_ycbcr *ycbcr);
96 void GetYuvUbwcSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height, int color_format,
97                            struct android_ycbcr *ycbcr);
98 void GetYuvUbwcInterlacedSPPlaneInfo(uint64_t base, uint32_t width, uint32_t height,
99                                      int color_format, struct android_ycbcr ycbcr[2]);
100 void GetRgbUBwcBlockSize(uint32_t bpp, int *block_width, int *block_height);
101 unsigned int GetRgbUBwcMetaBufferSize(int width, int height, uint32_t bpp);
102 unsigned int GetUBwcSize(int width, int height, int format, unsigned int alignedw,
103                          unsigned int alignedh);
104 int GetBufferLayout(private_handle_t *hnd, uint32_t stride[4], uint32_t offset[4],
105                     uint32_t *num_planes);
106 uint32_t GetDataAlignment(int format, uint64_t usage);
107 
108 void GetGpuResourceSizeAndDimensions(const BufferInfo &info, unsigned int *size,
109                                      unsigned int *alignedw, unsigned int *alignedh,
110                                      GraphicsMetadata *graphics_metadata);
111 bool CanUseAdrenoForSize(int buffer_type, uint64_t usage);
112 bool GetAdrenoSizeAPIStatus();
113 int GetBufferType(int inputFormat);
114 bool IsGPUFlagSupported(uint64_t usage);
115 }  // namespace gralloc
116 
117 #endif  // __GR_UTILS_H__
118