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      1 #define LOG_TAG "android.hardware.thermal.thermalcallback (at) 1.1-impl"
      2 #include <log/log.h>
      3 
      4 #include "ThermalCallback.h"
      5 #include "services/thermalservice/ThermalService.h"
      6 #include <math.h>
      7 #include <android/os/Temperature.h>
      8 #include <hardware/thermal.h>
      9 
     10 namespace android {
     11 namespace hardware {
     12 namespace thermal {
     13 namespace V1_1 {
     14 namespace implementation {
     15 
     16 using ::android::os::ThermalService;
     17 using ::android::hardware::thermal::V1_0::TemperatureType;
     18 
     19 // Register a binder ThermalService object for sending events
     20 void ThermalCallback::registerThermalService(sp<ThermalService> thermalService)
     21 {
     22     mThermalService = thermalService;
     23 }
     24 
     25 // Methods from IThermalCallback::V1_1 follow.
     26 Return<void> ThermalCallback::notifyThrottling(
     27       bool isThrottling,
     28       const android::hardware::thermal::V1_0::Temperature& temperature) {
     29 
     30     // Convert HIDL IThermal Temperature to binder IThermalService Temperature.
     31     if (mThermalService != nullptr) {
     32         float value = NAN;
     33         int type = DEVICE_TEMPERATURE_UNKNOWN;
     34 
     35         switch(temperature.type) {
     36           case TemperatureType::CPU:
     37             type = DEVICE_TEMPERATURE_CPU;
     38             break;
     39           case TemperatureType::GPU:
     40             type = DEVICE_TEMPERATURE_GPU;
     41             break;
     42           case TemperatureType::BATTERY:
     43             type = DEVICE_TEMPERATURE_BATTERY;
     44             break;
     45           case TemperatureType::SKIN:
     46             type = DEVICE_TEMPERATURE_SKIN;
     47             break;
     48           case TemperatureType::UNKNOWN:
     49           default:
     50             type = DEVICE_TEMPERATURE_UNKNOWN;
     51             break;
     52         }
     53 
     54         value = temperature.currentValue == UNKNOWN_TEMPERATURE ? NAN :
     55             temperature.currentValue;
     56 
     57         android::os::Temperature thermal_svc_temp(value, type);
     58         mThermalService->notifyThrottling(isThrottling, thermal_svc_temp);
     59     } else {
     60         ALOGE("IThermalService binder service not created, drop throttling event");
     61     }
     62     return Void();
     63 }
     64 
     65 }  // namespace implementation
     66 }  // namespace V1_1
     67 }  // namespace thermal
     68 }  // namespace hardware
     69 }  // namespace android
     70