1 /*
2  * Copyright (C) 2022 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 #include <stdint.h>
17 
18 #include "chre/core/event_loop_manager.h"
19 #include "chre/platform/power_control_manager.h"
20 #include "chre/platform/shared/log_buffer_manager.h"
21 
22 extern "C" {
23 #include "sensorhub/comm/host_suspend.h"
24 }
25 
26 namespace chre {
27 
onHostWakeSuspendEvent(bool awake)28 void PowerControlManagerBase::onHostWakeSuspendEvent(bool awake) {
29   if (mHostIsAwake != awake) {
30     mHostIsAwake = awake;
31     if (!awake) {
32       EventLoopManagerSingleton::get()
33           ->getHostCommsManager()
34           .resetBlameForNanoappHostWakeup();
35     }
36 #ifdef CHRE_USE_BUFFERED_LOGGING
37     if (awake) {
38       LogBufferManagerSingleton::get()->flushLogs();
39     }
40 #endif
41     EventLoopManagerSingleton::get()->getEventLoop().postEventOrDie(
42         awake ? CHRE_EVENT_HOST_AWAKE : CHRE_EVENT_HOST_ASLEEP,
43         /* eventData= */ nullptr, /* freeCallback= */ nullptr);
44   }
45 }
46 
preEventLoopProcess(size_t)47 void PowerControlManager::preEventLoopProcess(size_t /* numPendingEvents */) {}
48 
postEventLoopProcess(size_t)49 void PowerControlManager::postEventLoopProcess(size_t /* numPendingEvents */) {}
50 
hostIsAwake()51 bool PowerControlManager::hostIsAwake() {
52   return !host_suspended();
53 }
54 
55 }  // namespace chre