1 /*
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
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 #ifndef UTILS_INCLUDE_SYNC_FENCE_TRACKER_H
17 #define UTILS_INCLUDE_SYNC_FENCE_TRACKER_H
18 
19 #include <atomic>
20 #include <event_handler.h>
21 #include <queue>
22 #include "sync_fence.h"
23 
24 namespace OHOS {
25 class SyncFenceTracker {
26 public:
27     explicit SyncFenceTracker(const std::string threadName);
28 
29     SyncFenceTracker() = delete;
30     ~SyncFenceTracker() = default;
31 
32     void TrackFence(const sptr<SyncFence>& fence, bool traceTag = true);
33     void SetBlurSize(int32_t blurSize);
34     void SetContainerNodeNum(int containerNodeNum);
35 
36 private:
37     const uint32_t SYNC_TIME_OUT = 3000;
38     const int32_t GPU_SUBHEALTH_EVENT_LIMIT = 200;
39     const int32_t GPU_SUBHEALTH_EVENT_THRESHOLD = 12;
40     const uint32_t FRAME_QUEUE_SIZE_LIMIT = 4;
41     const int32_t FRAME_PERIOD = 1000;
42     const std::string threadName_;
43     bool isGpuFence_ = false;
44     bool isGpuEnable_ = false;
45     std::shared_ptr<OHOS::AppExecFwk::EventRunner> runner_ = nullptr;
46     std::shared_ptr<OHOS::AppExecFwk::EventHandler> handler_ = nullptr;
47     std::atomic<uint32_t> fencesQueued_;
48     std::atomic<uint32_t> fencesSignaled_;
49     int32_t gpuSubhealthEventNum_ = 0;
50     int32_t gpuSubhealthEventDay_ = 0;
51     std::queue<int32_t> *frameStartTimes_ = new std::queue<int32_t>;
52     int processedNodeNum_ = 0;
53     void Loop(const sptr<SyncFence>& fence, bool traceTag);
54     int32_t WaitFence(const sptr<SyncFence>& fence);
55     bool CheckGpuSubhealthEventLimit();
56     void ReportEventGpuSubhealth(int32_t duration);
57     inline void UpdateFrameQueue(int32_t startTime);
58     int32_t GetFrameRate();
59 };
60 }
61 #endif // UTILS_INCLUDE_SYNC_FENCE_TRACKER_H