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1 /*
2  * Copyright (c) 2023 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 #ifndef FFRT_EVENTHANDLER_ADAPTER_QUEUE_H
16 #define FFRT_EVENTHANDLER_ADAPTER_QUEUE_H
17 
18 #include <vector>
19 #include "tm/queue_task.h"
20 #include "base_queue.h"
21 #include "eventhandler_interactive_queue.h"
22 
23 namespace ffrt {
24 struct HistoryTask {
25     int32_t senderKernelThreadId_{0};
26     std::string taskName_{0};
27     uint64_t sendTime_{0};
28     uint64_t handleTime_{0};
29     uint64_t beginTime_{0};
30     uint64_t triggerTime_{0};
31     uint64_t completeTime_{0};
32 
HistoryTaskHistoryTask33     HistoryTask()
34     {
35         beginTime_ = std::numeric_limits<uint64_t>::max();
36     }
37 
HistoryTaskHistoryTask38     HistoryTask(uint64_t beginTime, QueueTask* task)
39     {
40         beginTime_ = beginTime;
41         senderKernelThreadId_ = task->fromTid;
42         sendTime_ = task->GetUptime() - task->GetDelay();
43         taskName_ = task->label;
44         handleTime_ = task->GetUptime();
45     }
46 };
47 
48 class EventHandlerAdapterQueue : public EventHandlerInteractiveQueue {
49 public:
50     explicit EventHandlerAdapterQueue();
51     ~EventHandlerAdapterQueue() override;
52 
53     int Push(QueueTask* task) override;
54     QueueTask* Pull() override;
55 
GetActiveStatus()56     bool GetActiveStatus() override
57     {
58         std::unique_lock lock(mutex_);
59         return isActiveState_.load();
60     }
61 
GetQueueType()62     int GetQueueType() const override
63     {
64         return ffrt_queue_eventhandler_adapter;
65     }
66 
67     void Stop() override;
68     bool HasTask(const char* name) override;
69     void Remove() override;
70     int Remove(const char* name) override;
71     int Remove(const QueueTask* task) override;
72 
73     bool IsIdle();
74     int Dump(const char* tag, char* buf, uint32_t len, bool historyInfo = true);
75     int DumpSize(ffrt_inner_queue_priority_t priority);
76 
77     void SetCurrentRunningTask(QueueTask* task);
78     void PushHistoryTask(QueueTask* task, uint64_t triggerTime, uint64_t completeTime);
79 
80 private:
81     HistoryTask currentRunningTask_;
82     std::vector<HistoryTask> historyTasks_;
83     std::atomic_uint8_t historyTaskIndex_ {0};
84     std::vector<int> pulledTaskCount_;
85     std::multimap<uint64_t, QueueTask*> whenMapVec_[5];
86 };
87 
88 std::unique_ptr<BaseQueue> CreateEventHandlerAdapterQueue(const ffrt_queue_attr_t* attr);
89 } // namespace ffrt
90 
91 #endif // FFRT_EVENTHANDLER_ADAPTER_QUEUE_H
92