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 #include "thermal_interface_impl.h"
17
18 #include <thread>
19 #include <memory>
20 #include <hdf_base.h>
21 #include "thermal_hdf_config.h"
22 #include "thermal_hdf_timer.h"
23 #include "thermal_simulation_node.h"
24 #include "thermal_device_mitigation.h"
25 #include "thermal_zone_manager.h"
26 #include "thermal_log.h"
27
28 namespace OHOS {
29 namespace HDI {
30 namespace Thermal {
31 namespace V1_0 {
32 namespace {
33 const std::string HDI_XML_NAME = HDF_ETC_DIR "/thermal_config/hdf/thermal_hdi_config.xml";
34 bool g_isHdiStart = false;
35 }
36 static sptr<IThermalCallback> theramalCb_ = nullptr;
37 static std::shared_ptr<HdfThermalCallbackInfo> callbackInfo_ = nullptr;
38 static std::shared_ptr<ThermalHdfTimer> hdfTimer_ = nullptr;
39 static std::shared_ptr<ThermalSimulationNode> simulation_ = nullptr;
40 static std::shared_ptr<ThermalDeviceMitigation> mitigation_ = nullptr;
41 static std::shared_ptr<ThermalZoneManager> thermalZoneMgr_ = nullptr;
42
ThermalInterfaceImplGetInstance(void)43 extern "C" IThermalInterface *ThermalInterfaceImplGetInstance(void)
44 {
45 return new (std::nothrow) ThermalInterfaceImpl();
46 }
47
ThermalInterfaceImpl()48 ThermalInterfaceImpl::ThermalInterfaceImpl()
49 {
50 Init();
51 }
52
Init()53 int32_t ThermalInterfaceImpl::Init()
54 {
55 int32_t ret = ThermalHdfConfig::GetInsance().ThermalHDIConfigInit(HDI_XML_NAME);
56 if (ret != HDF_SUCCESS) {
57 THERMAL_HILOGE(COMP_HDI, "failed to init XML, ret: %{public}d", ret);
58 return HDF_FAILURE;
59 }
60
61 if (simulation_ == nullptr) {
62 simulation_ = std::make_shared<ThermalSimulationNode>();
63 }
64
65 if (thermalZoneMgr_ == nullptr) {
66 thermalZoneMgr_ = std::make_shared<ThermalZoneManager>();
67 }
68
69 if (mitigation_ == nullptr) {
70 mitigation_ = std::make_shared<ThermalDeviceMitigation>();
71 }
72
73 if (hdfTimer_ == nullptr) {
74 hdfTimer_ = std::make_shared<ThermalHdfTimer>(simulation_, thermalZoneMgr_);
75 hdfTimer_->SetSimluationFlag();
76 }
77
78 if (hdfTimer_->GetSimluationFlag()) {
79 ret = simulation_->NodeInit();
80 if (ret != HDF_SUCCESS) {
81 return HDF_FAILURE;
82 }
83 }
84
85 thermalZoneMgr_->CalculateMaxCd();
86 thermalZoneMgr_->SetMultiples();
87 ret = thermalZoneMgr_->ParseThermalZoneInfo();
88 if (ret != HDF_SUCCESS) {
89 return ret;
90 }
91
92 hdfTimer_->DumpSensorConfigInfo();
93 mitigation_->SetFlag(static_cast<bool>(hdfTimer_->GetSimluationFlag()));
94 return HDF_SUCCESS;
95 }
96
SetCpuFreq(int32_t freq)97 int32_t ThermalInterfaceImpl::SetCpuFreq(int32_t freq)
98 {
99 if (mitigation_ != nullptr) {
100 int32_t ret = mitigation_->CpuRequest(freq);
101 if (ret != HDF_SUCCESS) {
102 THERMAL_HILOGE(COMP_HDI, "failed to set freq %{public}d", ret);
103 return ret;
104 }
105 }
106 return HDF_SUCCESS;
107 }
108
SetGpuFreq(int32_t freq)109 int32_t ThermalInterfaceImpl::SetGpuFreq(int32_t freq)
110 {
111 if (mitigation_ != nullptr) {
112 int32_t ret = mitigation_->GpuRequest(freq);
113 if (ret != HDF_SUCCESS) {
114 THERMAL_HILOGE(COMP_HDI, "failed to set freq %{public}d", ret);
115 return ret;
116 }
117 }
118 return HDF_SUCCESS;
119 }
120
SetBatteryCurrent(int32_t current)121 int32_t ThermalInterfaceImpl::SetBatteryCurrent(int32_t current)
122 {
123 if (mitigation_ != nullptr) {
124 int32_t ret = mitigation_->ChargerRequest(current);
125 if (ret != HDF_SUCCESS) {
126 THERMAL_HILOGE(COMP_HDI, "failed to set current %{public}d", ret);
127 return ret;
128 }
129 }
130 return HDF_SUCCESS;
131 }
132
GetThermalZoneInfo(HdfThermalCallbackInfo & event)133 int32_t ThermalInterfaceImpl::GetThermalZoneInfo(HdfThermalCallbackInfo& event)
134 {
135 if (thermalZoneMgr_ != nullptr) {
136 thermalZoneMgr_->ParseThermalZoneInfo();
137 event.info = thermalZoneMgr_->GetCallbackInfo().info;
138 }
139 return HDF_SUCCESS;
140 }
141
Register(const sptr<IThermalCallback> & callbackObj)142 int32_t ThermalInterfaceImpl::Register(const sptr<IThermalCallback>& callbackObj)
143 {
144 int32_t ret;
145 theramalCb_ = callbackObj;
146 if (hdfTimer_ == nullptr) return HDF_FAILURE;
147 hdfTimer_->SetThermalEventCb(theramalCb_);
148
149 if (!g_isHdiStart) {
150 ret = hdfTimer_->Init();
151 if (ret != HDF_SUCCESS) {
152 return ret;
153 }
154 g_isHdiStart = true;
155 }
156 return HDF_SUCCESS;
157 }
158
Unregister()159 int32_t ThermalInterfaceImpl::Unregister()
160 {
161 theramalCb_ = nullptr;
162 return HDF_SUCCESS;
163 }
164 } // V1_0
165 } // Thermal
166 } // HDI
167 } // OHOS
168