1 /*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include <mutex>
17 #include "gpu_data_plugin.h"
18
19 namespace {
20 constexpr uint32_t MAX_BUFFER_SIZE = 4 * 1024 * 1024;
21 std::unique_ptr<GpuDataPlugin> g_plugin = nullptr;
22 std::mutex g_taskMutex;
23 } // namespace
24
GpuDataPluginSessionStart(const uint8_t* configData, uint32_t configSize)25 static int GpuDataPluginSessionStart(const uint8_t* configData, uint32_t configSize)
26 {
27 std::lock_guard<std::mutex> guard(g_taskMutex);
28 g_plugin = std::make_unique<GpuDataPlugin>();
29 return g_plugin->Start(configData, configSize);
30 }
31
GpuPluginReportResult(uint8_t* bufferData, uint32_t bufferSize)32 static int GpuPluginReportResult(uint8_t* bufferData, uint32_t bufferSize)
33 {
34 std::lock_guard<std::mutex> guard(g_taskMutex);
35 CHECK_NOTNULL(g_plugin, -1, "g_plugin is nullptr");
36 return g_plugin->Report(bufferData, bufferSize);
37 }
38
GpuPluginReportResultOptimize(RandomWriteCtx* randomWrite)39 static int GpuPluginReportResultOptimize(RandomWriteCtx* randomWrite)
40 {
41 std::lock_guard<std::mutex> guard(g_taskMutex);
42 return g_plugin->ReportOptimize(randomWrite);
43 }
44
GpuPluginSessionStop()45 static int GpuPluginSessionStop()
46 {
47 std::lock_guard<std::mutex> guard(g_taskMutex);
48 g_plugin->Stop();
49 return 0;
50 }
51
52 static PluginModuleCallbacks g_callbacks = {
53 .onPluginSessionStart = GpuDataPluginSessionStart,
54 .onPluginReportResult = GpuPluginReportResult,
55 .onPluginSessionStop = GpuPluginSessionStop,
56 .onPluginReportResultOptimize = GpuPluginReportResultOptimize,
57 };
58
59 EXPORT_API PluginModuleStruct g_pluginModule = {
60 .callbacks = &g_callbacks,
61 .name = "gpu-plugin",
62 .version = "1.02",
63 .resultBufferSizeHint = MAX_BUFFER_SIZE,
64 };
65