| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.car.hal; |
| |
| import static com.android.car.hal.CarPropertyUtils.toCarPropertyValue; |
| import static com.android.car.hal.CarPropertyUtils.toVehiclePropValue; |
| import static java.lang.Integer.toHexString; |
| |
| import android.car.hardware.CarPropertyConfig; |
| import android.car.hardware.CarPropertyValue; |
| import android.car.hardware.hvac.CarHvacEvent; |
| import android.car.hardware.hvac.CarHvacManager.HvacPropertyId; |
| import android.os.ServiceSpecificException; |
| import android.util.Log; |
| import android.util.SparseIntArray; |
| |
| import com.android.car.CarLog; |
| import com.android.car.vehiclenetwork.VehicleNetworkConsts; |
| import com.android.car.vehiclenetwork.VehicleNetworkProto.VehiclePropConfig; |
| import com.android.car.vehiclenetwork.VehicleNetworkProto.VehiclePropValue; |
| |
| import java.io.PrintWriter; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.LinkedList; |
| import java.util.List; |
| |
| public class HvacHalService extends HalServiceBase { |
| private static final boolean DBG = true; |
| private static final String TAG = CarLog.TAG_HVAC + ".HvacHalService"; |
| private HvacHalListener mListener; |
| private final VehicleHal mVehicleHal; |
| |
| private final HashMap<Integer, CarPropertyConfig<?>> mProps = new HashMap<>(); |
| private final SparseIntArray mHalPropToValueType = new SparseIntArray(); |
| |
| public interface HvacHalListener { |
| void onPropertyChange(CarHvacEvent event); |
| void onError(int zone, int property); |
| } |
| |
| public HvacHalService(VehicleHal vehicleHal) { |
| mVehicleHal = vehicleHal; |
| if (DBG) { |
| Log.d(TAG, "started HvacHalService!"); |
| } |
| } |
| |
| public void setListener(HvacHalListener listener) { |
| synchronized (this) { |
| mListener = listener; |
| } |
| } |
| |
| public List<CarPropertyConfig> getHvacProperties() { |
| List<CarPropertyConfig> propList; |
| synchronized (mProps) { |
| propList = new ArrayList<>(mProps.values()); |
| } |
| return propList; |
| } |
| |
| public CarPropertyValue getHvacProperty(int hvacPropertyId, int areaId) { |
| int halProp = hvacToHalPropId(hvacPropertyId); |
| |
| VehiclePropValue value = null; |
| try { |
| VehiclePropValue valueRequest = VehiclePropValue.newBuilder() |
| .setProp(halProp) |
| .setZone(areaId) |
| .setValueType(mHalPropToValueType.get(halProp)) |
| .build(); |
| |
| value = mVehicleHal.getVehicleNetwork().getProperty(valueRequest); |
| } catch (ServiceSpecificException e) { |
| Log.e(CarLog.TAG_HVAC, "property not ready 0x" + toHexString(halProp), e); |
| } |
| |
| return value == null ? null : toCarPropertyValue(value, hvacPropertyId); |
| } |
| |
| public void setHvacProperty(CarPropertyValue prop) { |
| VehiclePropValue halProp = toVehiclePropValue(prop, hvacToHalPropId(prop.getPropertyId())); |
| mVehicleHal.getVehicleNetwork().setProperty(halProp); |
| } |
| |
| @Override |
| public void init() { |
| if (DBG) { |
| Log.d(TAG, "init()"); |
| } |
| synchronized (mProps) { |
| // Subscribe to each of the HVAC properties |
| for (Integer prop : mProps.keySet()) { |
| mVehicleHal.subscribeProperty(this, prop, 0); |
| } |
| } |
| } |
| |
| @Override |
| public void release() { |
| if (DBG) { |
| Log.d(TAG, "release()"); |
| } |
| synchronized (mProps) { |
| for (Integer prop : mProps.keySet()) { |
| mVehicleHal.unsubscribeProperty(this, prop); |
| } |
| |
| // Clear the property list |
| mProps.clear(); |
| } |
| mListener = null; |
| } |
| |
| @Override |
| public synchronized List<VehiclePropConfig> takeSupportedProperties( |
| List<VehiclePropConfig> allProperties) { |
| List<VehiclePropConfig> taken = new LinkedList<>(); |
| |
| for (VehiclePropConfig p : allProperties) { |
| int hvacPropId; |
| try { |
| hvacPropId = halToHvacPropId(p.getProp()); |
| } catch (IllegalArgumentException e) { |
| Log.i(TAG, "Property not supported by HVAC: 0x" + toHexString(p.getProp())); |
| continue; |
| } |
| CarPropertyConfig hvacConfig = CarPropertyUtils.toCarPropertyConfig(p, hvacPropId); |
| |
| taken.add(p); |
| mProps.put(p.getProp(), hvacConfig); |
| mHalPropToValueType.put(p.getProp(), p.getValueType()); |
| |
| if (DBG) { |
| Log.d(TAG, "takeSupportedProperties: " + toHexString(p.getProp())); |
| } |
| } |
| return taken; |
| } |
| |
| @Override |
| public void handleHalEvents(List<VehiclePropValue> values) { |
| HvacHalListener listener; |
| synchronized (this) { |
| listener = mListener; |
| } |
| if (listener != null) { |
| dispatchEventToListener(listener, values); |
| } |
| } |
| |
| private void dispatchEventToListener(HvacHalListener listener, List<VehiclePropValue> values) { |
| for (VehiclePropValue v : values) { |
| int prop = v.getProp(); |
| |
| int hvacPropId; |
| try { |
| hvacPropId = halToHvacPropId(prop); |
| } catch (IllegalArgumentException ex) { |
| Log.e(TAG, "Property is not supported: 0x" + toHexString(prop), ex); |
| continue; |
| } |
| |
| CarHvacEvent event; |
| CarPropertyValue<?> hvacProperty = toCarPropertyValue(v, hvacPropId); |
| event = new CarHvacEvent(CarHvacEvent.HVAC_EVENT_PROPERTY_CHANGE, hvacProperty); |
| |
| listener.onPropertyChange(event); |
| if (DBG) { |
| Log.d(TAG, "handleHalEvents event: " + event); |
| } |
| } |
| } |
| |
| @Override |
| public void dump(PrintWriter writer) { |
| writer.println("*HVAC HAL*"); |
| writer.println(" Properties available:"); |
| for (CarPropertyConfig prop : mProps.values()) { |
| writer.println(" " + prop.toString()); |
| } |
| } |
| |
| // Convert the HVAC public API property ID to HAL property ID |
| private static int hvacToHalPropId(int hvacPropId) { |
| switch (hvacPropId) { |
| case HvacPropertyId.ZONED_FAN_SPEED_SETPOINT: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_FAN_SPEED; |
| case HvacPropertyId.ZONED_FAN_POSITION: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_FAN_DIRECTION; |
| case HvacPropertyId.ZONED_TEMP_ACTUAL: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_TEMPERATURE_CURRENT; |
| case HvacPropertyId.ZONED_TEMP_SETPOINT: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_TEMPERATURE_SET; |
| case HvacPropertyId.WINDOW_DEFROSTER_ON: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_DEFROSTER; |
| case HvacPropertyId.ZONED_AC_ON: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_AC_ON; |
| case HvacPropertyId.ZONED_AIR_RECIRCULATION_ON: |
| return VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_RECIRC_ON; |
| default: |
| throw new IllegalArgumentException("hvacPropId " + hvacPropId + " is not supported"); |
| } |
| } |
| |
| // Convert he HAL specific property ID to HVAC public API |
| private static int halToHvacPropId(int halPropId) { |
| switch (halPropId) { |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_FAN_SPEED: |
| return HvacPropertyId.ZONED_FAN_SPEED_SETPOINT; |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_FAN_DIRECTION: |
| return HvacPropertyId.ZONED_FAN_POSITION; |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_TEMPERATURE_CURRENT: |
| return HvacPropertyId.ZONED_TEMP_ACTUAL; |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_TEMPERATURE_SET: |
| return HvacPropertyId.ZONED_TEMP_SETPOINT; |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_DEFROSTER: |
| return HvacPropertyId.WINDOW_DEFROSTER_ON; |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_AC_ON: |
| return HvacPropertyId.ZONED_AC_ON; |
| case VehicleNetworkConsts.VEHICLE_PROPERTY_HVAC_RECIRC_ON: |
| return HvacPropertyId.ZONED_AIR_RECIRCULATION_ON; |
| default: |
| throw new IllegalArgumentException("halPropId " + halPropId + " is not supported"); |
| } |
| } |
| } |