1 /*
2  * Copyright 2023 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 #pragma once
18 
19 #include <ostream>
20 
21 #include "AppDescriptorTrace.h"
22 #include "SessionRecords.h"
23 #include "UClampVoter.h"
24 
25 namespace aidl {
26 namespace google {
27 namespace hardware {
28 namespace power {
29 namespace impl {
30 namespace pixel {
31 
32 // Record the heuristic boost mode distribution among the frames
33 struct HeurBoostStatistics {
34     int64_t lightModeFrames{0};
35     int64_t moderateModeFrames{0};
36     int64_t severeModeFrames{0};
37 };
38 
39 // Per-power-session values (equivalent to original PowerHintSession)
40 // Responsible for maintaining the state of the power session via attributes
41 // Primarily this means actual uclamp value and whether session is active
42 // (i.e. whether to include this power session uclmap when setting task uclamp)
43 struct SessionValueEntry {
44     int64_t sessionId{0};
45     // Thread group id
46     int64_t tgid{0};
47     uid_t uid{0};
48     std::string idString;
49     bool isActive{true};
50     bool isAppSession{false};
51     std::chrono::steady_clock::time_point lastUpdatedTime;
52     std::shared_ptr<Votes> votes;
53     std::shared_ptr<AppDescriptorTrace> sessionTrace;
54     FrameBuckets sessFrameBuckets;
55     bool isPowerEfficient{false};
56     HeurBoostStatistics hBoostModeDist;
57 
58     // Write info about power session to ostream for logging and debugging
59     std::ostream &dump(std::ostream &os) const;
60 };
61 
62 }  // namespace pixel
63 }  // namespace impl
64 }  // namespace power
65 }  // namespace hardware
66 }  // namespace google
67 }  // namespace aidl
68