1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "SampleDriverMinimal"
18 
19 #include <HalInterfaces.h>
20 #include <Utils.h>
21 #include <android-base/logging.h>
22 
23 #include <thread>
24 #include <vector>
25 
26 #include "NeuralNetworksOEM.h"
27 #include "SampleDriverPartial.h"
28 
29 namespace android {
30 namespace nn {
31 namespace sample_driver {
32 
33 class SampleDriverMinimal : public SampleDriverPartial {
34    public:
SampleDriverMinimal()35     SampleDriverMinimal() : SampleDriverPartial("nnapi-sample_minimal") {}
36     hardware::Return<void> getCapabilities_1_3(getCapabilities_1_3_cb cb) override;
37 
38    private:
39     std::vector<bool> getSupportedOperationsImpl(const V1_3::Model& model) const override;
40 };
41 
getCapabilities_1_3(getCapabilities_1_3_cb cb)42 hardware::Return<void> SampleDriverMinimal::getCapabilities_1_3(getCapabilities_1_3_cb cb) {
43     android::nn::initVLogMask();
44     VLOG(DRIVER) << "getCapabilities()";
45 
46     V1_3::Capabilities capabilities = {
47             .relaxedFloat32toFloat16PerformanceScalar = {.execTime = 0.4f, .powerUsage = 0.5f},
48             .relaxedFloat32toFloat16PerformanceTensor = {.execTime = 0.4f, .powerUsage = 0.5f},
49             .operandPerformance = nonExtensionOperandPerformance<HalVersion::V1_3>({1.0f, 1.0f}),
50             .ifPerformance = {.execTime = 1.0f, .powerUsage = 1.0f},
51             .whilePerformance = {.execTime = 1.0f, .powerUsage = 1.0f}};
52     update(&capabilities.operandPerformance, V1_3::OperandType::TENSOR_FLOAT32,
53            {.execTime = 0.4f, .powerUsage = 0.5f});
54     update(&capabilities.operandPerformance, V1_3::OperandType::FLOAT32,
55            {.execTime = 0.4f, .powerUsage = 0.5f});
56 
57     cb(V1_3::ErrorStatus::NONE, capabilities);
58     return hardware::Void();
59 }
60 
getSupportedOperationsImpl(const V1_3::Model & model) const61 std::vector<bool> SampleDriverMinimal::getSupportedOperationsImpl(const V1_3::Model& model) const {
62     const size_t count = model.main.operations.size();
63     std::vector<bool> supported(count);
64     // Simulate supporting just a few ops
65     for (size_t i = 0; i < count; i++) {
66         supported[i] = false;
67         const V1_3::Operation& operation = model.main.operations[i];
68         switch (operation.type) {
69             case V1_3::OperationType::ADD:
70             case V1_3::OperationType::CONCATENATION:
71             case V1_3::OperationType::CONV_2D: {
72                 const V1_3::Operand& firstOperand = model.main.operands[operation.inputs[0]];
73                 if (firstOperand.type == V1_3::OperandType::TENSOR_FLOAT32) {
74                     supported[i] = true;
75                 }
76                 break;
77             }
78             default:
79                 break;
80         }
81     }
82     return supported;
83 }
84 
85 }  // namespace sample_driver
86 }  // namespace nn
87 }  // namespace android
88 
89 using android::sp;
90 using android::nn::sample_driver::SampleDriverMinimal;
91 
main()92 int main() {
93     sp<SampleDriverMinimal> driver(new SampleDriverMinimal());
94     return driver->run();
95 }
96