xref: /aosp_15_r20/system/core/libgrallocusage/GrallocUsageConversion.cpp (revision 00c7fec1bb09f3284aad6a6f96d2f63dfc3650ad)
1*00c7fec1SAndroid Build Coastguard Worker /*
2*00c7fec1SAndroid Build Coastguard Worker  * Copyright 2017 The Android Open Source Project
3*00c7fec1SAndroid Build Coastguard Worker  *
4*00c7fec1SAndroid Build Coastguard Worker  * Licensed under the Apache License, Version 2.0 (the "License");
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6*00c7fec1SAndroid Build Coastguard Worker  * You may obtain a copy of the License at
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15*00c7fec1SAndroid Build Coastguard Worker  */
16*00c7fec1SAndroid Build Coastguard Worker 
17*00c7fec1SAndroid Build Coastguard Worker #include <grallocusage/GrallocUsageConversion.h>
18*00c7fec1SAndroid Build Coastguard Worker 
19*00c7fec1SAndroid Build Coastguard Worker #include <hardware/gralloc.h>
20*00c7fec1SAndroid Build Coastguard Worker #include <hardware/gralloc1.h>
21*00c7fec1SAndroid Build Coastguard Worker 
android_convertGralloc0To1Usage(int32_t usage,uint64_t * producerUsage,uint64_t * consumerUsage)22*00c7fec1SAndroid Build Coastguard Worker void android_convertGralloc0To1Usage(int32_t usage, uint64_t* producerUsage,
23*00c7fec1SAndroid Build Coastguard Worker                                      uint64_t* consumerUsage) {
24*00c7fec1SAndroid Build Coastguard Worker     constexpr uint64_t PRODUCER_MASK =
25*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_PRODUCER_USAGE_CPU_READ |
26*00c7fec1SAndroid Build Coastguard Worker         /* GRALLOC1_PRODUCER_USAGE_CPU_READ_OFTEN | */
27*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_PRODUCER_USAGE_CPU_WRITE |
28*00c7fec1SAndroid Build Coastguard Worker         /* GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN | */
29*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_PRODUCER_USAGE_GPU_RENDER_TARGET | GRALLOC1_PRODUCER_USAGE_PROTECTED |
30*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_PRODUCER_USAGE_CAMERA | GRALLOC1_PRODUCER_USAGE_VIDEO_DECODER |
31*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_PRODUCER_USAGE_SENSOR_DIRECT_DATA;
32*00c7fec1SAndroid Build Coastguard Worker     constexpr uint64_t CONSUMER_MASK =
33*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_CONSUMER_USAGE_CPU_READ |
34*00c7fec1SAndroid Build Coastguard Worker         /* GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN | */
35*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_CONSUMER_USAGE_GPU_TEXTURE | GRALLOC1_CONSUMER_USAGE_HWCOMPOSER |
36*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_CONSUMER_USAGE_CLIENT_TARGET | GRALLOC1_CONSUMER_USAGE_CURSOR |
37*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_CONSUMER_USAGE_VIDEO_ENCODER | GRALLOC1_CONSUMER_USAGE_CAMERA |
38*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_CONSUMER_USAGE_RENDERSCRIPT | GRALLOC1_CONSUMER_USAGE_GPU_DATA_BUFFER;
39*00c7fec1SAndroid Build Coastguard Worker     *producerUsage = static_cast<uint64_t>(usage) & PRODUCER_MASK;
40*00c7fec1SAndroid Build Coastguard Worker     *consumerUsage = static_cast<uint64_t>(usage) & CONSUMER_MASK;
41*00c7fec1SAndroid Build Coastguard Worker     if ((static_cast<uint32_t>(usage) & GRALLOC_USAGE_SW_READ_OFTEN) == GRALLOC_USAGE_SW_READ_OFTEN) {
42*00c7fec1SAndroid Build Coastguard Worker         *producerUsage |= GRALLOC1_PRODUCER_USAGE_CPU_READ_OFTEN;
43*00c7fec1SAndroid Build Coastguard Worker         *consumerUsage |= GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN;
44*00c7fec1SAndroid Build Coastguard Worker     }
45*00c7fec1SAndroid Build Coastguard Worker     if ((static_cast<uint32_t>(usage) & GRALLOC_USAGE_SW_WRITE_OFTEN) ==
46*00c7fec1SAndroid Build Coastguard Worker         GRALLOC_USAGE_SW_WRITE_OFTEN) {
47*00c7fec1SAndroid Build Coastguard Worker         *producerUsage |= GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN;
48*00c7fec1SAndroid Build Coastguard Worker     }
49*00c7fec1SAndroid Build Coastguard Worker }
50*00c7fec1SAndroid Build Coastguard Worker 
android_convertGralloc1To0Usage(uint64_t producerUsage,uint64_t consumerUsage)51*00c7fec1SAndroid Build Coastguard Worker int32_t android_convertGralloc1To0Usage(uint64_t producerUsage, uint64_t consumerUsage) {
52*00c7fec1SAndroid Build Coastguard Worker     static_assert(uint64_t(GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN) ==
53*00c7fec1SAndroid Build Coastguard Worker                       uint64_t(GRALLOC1_PRODUCER_USAGE_CPU_READ_OFTEN),
54*00c7fec1SAndroid Build Coastguard Worker                   "expected ConsumerUsage and ProducerUsage CPU_READ_OFTEN bits to match");
55*00c7fec1SAndroid Build Coastguard Worker     uint64_t merged = producerUsage | consumerUsage;
56*00c7fec1SAndroid Build Coastguard Worker     if ((merged & (GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN)) ==
57*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN) {
58*00c7fec1SAndroid Build Coastguard Worker         merged &= ~uint64_t(GRALLOC1_CONSUMER_USAGE_CPU_READ_OFTEN);
59*00c7fec1SAndroid Build Coastguard Worker         merged |= GRALLOC_USAGE_SW_READ_OFTEN;
60*00c7fec1SAndroid Build Coastguard Worker     }
61*00c7fec1SAndroid Build Coastguard Worker     if ((merged & (GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN)) ==
62*00c7fec1SAndroid Build Coastguard Worker         GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN) {
63*00c7fec1SAndroid Build Coastguard Worker         merged &= ~uint64_t(GRALLOC1_PRODUCER_USAGE_CPU_WRITE_OFTEN);
64*00c7fec1SAndroid Build Coastguard Worker         merged |= GRALLOC_USAGE_SW_WRITE_OFTEN;
65*00c7fec1SAndroid Build Coastguard Worker     }
66*00c7fec1SAndroid Build Coastguard Worker     return static_cast<int32_t>(merged);
67*00c7fec1SAndroid Build Coastguard Worker }
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