1 /*
2  * Copyright (C) 2018 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 #define LOG_TAG "pixelstats"
18 
19 #include <android-base/logging.h>
20 #include <utils/StrongPointer.h>
21 
22 #include <pixelstats/DropDetect.h>
23 #include <pixelstats/SysfsCollector.h>
24 #include <pixelstats/UeventListener.h>
25 
26 using android::sp;
27 using android::hardware::google::pixel::DropDetect;
28 using android::hardware::google::pixel::SysfsCollector;
29 using android::hardware::google::pixel::UeventListener;
30 
31 #define UFSHC_PATH(filename) "/sys/devices/platform/soc/1d84000.ufshc/" #filename
32 const struct SysfsCollector::SysfsPaths sysfs_paths = {
33     .SlowioReadCntPath = UFSHC_PATH(slowio_read_cnt),
34     .SlowioWriteCntPath = UFSHC_PATH(slowio_write_cnt),
35     .SlowioUnmapCntPath = UFSHC_PATH(slowio_unmap_cnt),
36     .SlowioSyncCntPath = UFSHC_PATH(slowio_sync_cnt),
37     .CycleCountBinsPath = "/sys/class/power_supply/maxfg/cycle_counts_bins",
38     .ImpedancePath = "/sys/class/misc/msm_cirrus_playback/resistance_left_right",
39     .CodecPath = "/sys/devices/platform/soc/171c0000.slim/tavil-slim-pgd/tavil_codec/codec_state",
40     .SpeechDspPath = "/sys/devices/platform/soc/soc:qcom,wcd-dsp-mgr/wdsp_stat",
41 };
42 
43 const char *const kAudioUevent = "/kernel/q6audio/q6voice_uevent";
44 
main()45 int main() {
46     LOG(INFO) << "starting PixelStats";
47 
48     sp<DropDetect> dropDetector = DropDetect::start();
49     if (!dropDetector) {
50         LOG(ERROR) << "Unable to launch drop detection";
51         return 1;
52     }
53 
54     UeventListener ueventListener(kAudioUevent);
55     std::thread listenThread(&UeventListener::ListenForever, &ueventListener);
56     listenThread.detach();
57 
58     SysfsCollector collector(sysfs_paths);
59     collector.collect();  // This blocks forever.
60 
61     return 0;
62 }
63