1 /*
2 * Copyright (C) 2021 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 #include <android-base/logging.h>
18 #include <android/binder_manager.h>
19 #include <pixelhealth/StatsHelper.h>
20
21 #define LOG_TAG "pixelhealth-vendor"
22
23 #include <utils/Log.h>
24
25 namespace hardware {
26 namespace google {
27 namespace pixel {
28 namespace health {
29
30 using aidl::android::frameworks::stats::VendorAtom;
31 using aidl::android::frameworks::stats::VendorAtomValue;
32 namespace PixelAtoms = android::hardware::google::pixel::PixelAtoms;
33
getStatsService()34 std::shared_ptr<IStats> getStatsService() {
35 const std::string instance = std::string() + IStats::descriptor + "/default";
36 static bool isStatsDeclared = false;
37 if (!isStatsDeclared) {
38 // It is good to cache the result - it would not be changed
39 isStatsDeclared = AServiceManager_isDeclared(instance.c_str());
40 if (!isStatsDeclared) {
41 LOG(ERROR) << "Stats service is not registered.";
42 return nullptr;
43 }
44 }
45 /* TODO stayfan@: b/187221893 Review implementing separate thread to log atoms
46 * to prevent data loss at device boot stage, while IStats might not be ready
47 */
48 return IStats::fromBinder(ndk::SpAIBinder(AServiceManager_getService(instance.c_str())));
49 }
50
reportBatteryHealthSnapshot(const std::shared_ptr<IStats> & stats_client,const VendorBatteryHealthSnapshot & batteryHealthSnapshot)51 void reportBatteryHealthSnapshot(const std::shared_ptr<IStats> &stats_client,
52 const VendorBatteryHealthSnapshot &batteryHealthSnapshot) {
53 // Load values array
54 std::vector<VendorAtomValue> values(7);
55 VendorAtomValue tmp;
56 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.type());
57 values[0] = tmp;
58 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.temperature_deci_celsius());
59 values[1] = tmp;
60 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.voltage_micro_volt());
61 values[2] = tmp;
62 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.current_micro_amps());
63 values[3] = tmp;
64 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.open_circuit_micro_volt());
65 values[4] = tmp;
66 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.resistance_micro_ohm());
67 values[5] = tmp;
68 tmp.set<VendorAtomValue::intValue>(batteryHealthSnapshot.level_percent());
69 values[6] = tmp;
70
71 // Send vendor atom to IStats HAL
72 VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
73 .atomId = PixelAtoms::Atom::kVendorBatteryHealthSnapshot,
74 .values = std::move(values)};
75 const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
76 if (!ret.isOk())
77 LOG(ERROR) << "Unable to report VendorBatteryHealthSnapshot to IStats service";
78 }
79
reportBatteryCausedShutdown(const std::shared_ptr<IStats> & stats_client,const VendorBatteryCausedShutdown & batteryCausedShutdown)80 void reportBatteryCausedShutdown(const std::shared_ptr<IStats> &stats_client,
81 const VendorBatteryCausedShutdown &batteryCausedShutdown) {
82 // Load values array
83 std::vector<VendorAtomValue> values(1);
84 VendorAtomValue tmp;
85 tmp.set<VendorAtomValue::intValue>(batteryCausedShutdown.last_recorded_micro_volt());
86 values[0] = tmp;
87
88 // Send vendor atom to IStats HAL
89 VendorAtom event = {.reverseDomainName = PixelAtoms::ReverseDomainNames().pixel(),
90 .atomId = PixelAtoms::Atom::kVendorBatteryCausedShutdown,
91 .values = std::move(values)};
92 const ndk::ScopedAStatus ret = stats_client->reportVendorAtom(event);
93 if (!ret.isOk())
94 LOG(ERROR) << "Unable to report VendorBatteryHealthSnapshot to IStats service";
95 }
96
97 } // namespace health
98 } // namespace pixel
99 } // namespace google
100 } // namespace hardware
101