1 /* 2 * Copyright (C) 2016 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 #ifndef ANDROID_HARDWARE_RADIO_HAL_HIDL_H 18 #define ANDROID_HARDWARE_RADIO_HAL_HIDL_H 19 20 #include <utils/RefBase.h> 21 #include <utils/threads.h> 22 #include "RadioInterface.h" 23 #include "TunerInterface.h" 24 #include "TunerCallbackInterface.h" 25 #include <android/hardware/broadcastradio/1.0/types.h> 26 #include <android/hardware/broadcastradio/1.0/IBroadcastRadio.h> 27 #include <android/hardware/broadcastradio/1.0/ITuner.h> 28 #include <android/hardware/broadcastradio/1.0/ITunerCallback.h> 29 30 namespace android { 31 32 using android::hardware::Return; 33 using android::hardware::broadcastradio::V1_0::Result; 34 using android::hardware::broadcastradio::V1_0::IBroadcastRadio; 35 using android::hardware::broadcastradio::V1_0::ITuner; 36 using android::hardware::broadcastradio::V1_0::ITunerCallback; 37 38 using android::hardware::broadcastradio::V1_0::BandConfig; 39 using android::hardware::broadcastradio::V1_0::ProgramInfo; 40 using android::hardware::broadcastradio::V1_0::MetaData; 41 42 class RadioHalHidl : public RadioInterface 43 { 44 public: 45 RadioHalHidl(radio_class_t classId); 46 47 // RadioInterface 48 virtual int getProperties(radio_hal_properties_t *properties); 49 virtual int openTuner(const radio_hal_band_config_t *config, 50 bool audio, 51 sp<TunerCallbackInterface> callback, 52 sp<TunerInterface>& tuner); 53 virtual int closeTuner(sp<TunerInterface>& tuner); 54 55 class Tuner : public TunerInterface, public virtual ITunerCallback 56 { 57 public: 58 Tuner(sp<TunerCallbackInterface> callback, sp<RadioHalHidl> module); 59 60 // TunerInterface 61 virtual int setConfiguration(const radio_hal_band_config_t *config); 62 virtual int getConfiguration(radio_hal_band_config_t *config); 63 virtual int scan(radio_direction_t direction, bool skip_sub_channel); 64 virtual int step(radio_direction_t direction, bool skip_sub_channel); 65 virtual int tune(unsigned int channel, unsigned int sub_channel); 66 virtual int cancel(); 67 virtual int getProgramInformation(radio_program_info_t *info); 68 69 // ITunerCallback 70 virtual Return<void> hardwareFailure(); 71 virtual Return<void> configChange(Result result, const BandConfig& config); 72 virtual Return<void> tuneComplete(Result result, const ProgramInfo& info); 73 virtual Return<void> afSwitch(const ProgramInfo& info); 74 virtual Return<void> antennaStateChange(bool connected); 75 virtual Return<void> trafficAnnouncement(bool active); 76 virtual Return<void> emergencyAnnouncement(bool active); 77 virtual Return<void> newMetadata(uint32_t channel, uint32_t subChannel, 78 const ::android::hardware::hidl_vec<MetaData>& metadata); 79 80 void setHalTuner(sp<ITuner>& halTuner); getHalTuner()81 sp<ITuner> getHalTuner() { return mHalTuner; } 82 83 private: 84 virtual ~Tuner(); 85 86 void onCallback(radio_hal_event_t *halEvent) const; 87 void handleHwFailure(); 88 void sendHwFailureEvent() const; 89 90 sp<ITuner> mHalTuner; 91 const sp<TunerCallbackInterface> mCallback; 92 wp<RadioHalHidl> mParentModule; 93 }; 94 95 sp<IBroadcastRadio> getService(); 96 void clearService(); 97 98 private: 99 virtual ~RadioHalHidl(); 100 101 radio_class_t mClassId; 102 sp<IBroadcastRadio> mHalModule; 103 }; 104 105 } // namespace android 106 107 #endif // ANDROID_HARDWARE_RADIO_HAL_HIDL_H 108