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 #ifndef ANDROID_MEDIA_TUNERHIDLSERVICE_H 18 #define ANDROID_MEDIA_TUNERHIDLSERVICE_H 19 20 #include <aidl/android/hardware/tv/tuner/DemuxFilterEvent.h> 21 #include <aidl/android/hardware/tv/tuner/DemuxFilterStatus.h> 22 #include <aidl/android/media/tv/tuner/BnTunerService.h> 23 #include <aidl/android/media/tv/tunerresourcemanager/TunerFrontendInfo.h> 24 #include <android/hardware/tv/tuner/1.1/ITuner.h> 25 #include <utils/Mutex.h> 26 27 #include <unordered_set> 28 29 #include "TunerHelper.h" 30 #include "TunerHidlFilter.h" 31 #include "TunerHidlFrontend.h" 32 33 using ::aidl::android::hardware::tv::tuner::DemuxCapabilities; 34 using ::aidl::android::hardware::tv::tuner::DemuxFilterEvent; 35 using ::aidl::android::hardware::tv::tuner::DemuxFilterStatus; 36 using ::aidl::android::hardware::tv::tuner::FrontendInfo; 37 using ::aidl::android::hardware::tv::tuner::FrontendType; 38 using ::aidl::android::media::tv::tuner::ITunerDemux; 39 using ::aidl::android::media::tv::tuner::ITunerDescrambler; 40 using ::aidl::android::media::tv::tuner::ITunerFrontend; 41 using ::aidl::android::media::tv::tuner::ITunerLnb; 42 using ::aidl::android::media::tv::tunerresourcemanager::TunerFrontendInfo; 43 using ::android::Mutex; 44 using ::android::sp; 45 using ::android::hardware::hidl_vec; 46 using ::android::hardware::Return; 47 using ::android::hardware::Void; 48 using ::std::shared_ptr; 49 using ::std::string; 50 using ::std::vector; 51 52 using HidlFrontendDtmbCapabilities = ::android::hardware::tv::tuner::V1_1::FrontendDtmbCapabilities; 53 using HidlDemuxFilterEvent = ::android::hardware::tv::tuner::V1_0::DemuxFilterEvent; 54 using HidlDemuxFilterStatus = ::android::hardware::tv::tuner::V1_0::DemuxFilterStatus; 55 using HidlDemuxCapabilities = ::android::hardware::tv::tuner::V1_0::DemuxCapabilities; 56 using HidlFrontendInfo = ::android::hardware::tv::tuner::V1_0::FrontendInfo; 57 using HidlITuner = ::android::hardware::tv::tuner::V1_0::ITuner; 58 using HidlResult = ::android::hardware::tv::tuner::V1_0::Result; 59 using HidlFrontendId = ::android::hardware::tv::tuner::V1_0::FrontendId; 60 61 namespace aidl { 62 namespace android { 63 namespace media { 64 namespace tv { 65 namespace tuner { 66 67 class TunerHidlService : public BnTunerService { 68 public: getServiceName()69 static char const* getServiceName() { return "media.tuner"; } 70 static binder_status_t instantiate(); 71 TunerHidlService(); 72 virtual ~TunerHidlService(); 73 74 ::ndk::ScopedAStatus getFrontendIds(vector<int32_t>* out_ids) override; 75 ::ndk::ScopedAStatus getFrontendInfo(int32_t in_frontendHandle, 76 FrontendInfo* _aidl_return) override; 77 ::ndk::ScopedAStatus openFrontend(int32_t in_frontendHandle, 78 shared_ptr<ITunerFrontend>* _aidl_return) override; 79 ::ndk::ScopedAStatus openLnb(int32_t in_lnbHandle, 80 shared_ptr<ITunerLnb>* _aidl_return) override; 81 ::ndk::ScopedAStatus openLnbByName(const std::string& in_lnbName, 82 shared_ptr<ITunerLnb>* _aidl_return) override; 83 ::ndk::ScopedAStatus openDemux(int32_t in_demuxHandle, 84 shared_ptr<ITunerDemux>* _aidl_return) override; 85 ::ndk::ScopedAStatus getDemuxCaps(DemuxCapabilities* _aidl_return) override; 86 ::ndk::ScopedAStatus openDescrambler(int32_t in_descramblerHandle, 87 shared_ptr<ITunerDescrambler>* _aidl_return) override; 88 ::ndk::ScopedAStatus getTunerHalVersion(int32_t* _aidl_return) override; 89 ::ndk::ScopedAStatus openSharedFilter(const string& in_filterToken, 90 const shared_ptr<ITunerFilterCallback>& in_cb, 91 shared_ptr<ITunerFilter>* _aidl_return) override; 92 ::ndk::ScopedAStatus setLna(bool in_bEnable) override; 93 ::ndk::ScopedAStatus setMaxNumberOfFrontends(FrontendType in_frontendType, 94 int32_t in_maxNumber) override; 95 ::ndk::ScopedAStatus getMaxNumberOfFrontends(FrontendType in_frontendType, 96 int32_t* _aidl_return) override; 97 98 string addFilterToShared(const shared_ptr<TunerHidlFilter>& sharedFilter); 99 void removeSharedFilter(const shared_ptr<TunerHidlFilter>& sharedFilter); 100 void removeFrontend(const shared_ptr<TunerHidlFrontend>& frontend); 101 102 static shared_ptr<TunerHidlService> getTunerService(); 103 104 private: 105 bool hasITuner(); 106 bool hasITuner_1_1(); 107 void updateTunerResources(); 108 vector<TunerFrontendInfo> getTRMFrontendInfos(); 109 vector<int32_t> getTRMLnbHandles(); 110 HidlResult getHidlFrontendIds(hidl_vec<HidlFrontendId>& ids); 111 HidlResult getHidlFrontendInfo(const int id, HidlFrontendInfo& info); 112 DemuxCapabilities getAidlDemuxCaps(const HidlDemuxCapabilities& caps); 113 FrontendInfo getAidlFrontendInfo(const HidlFrontendInfo& halInfo, 114 const HidlFrontendDtmbCapabilities& dtmbCaps); 115 116 sp<HidlITuner> mTuner; 117 sp<::android::hardware::tv::tuner::V1_1::ITuner> mTuner_1_1; 118 int mTunerVersion = TUNER_HAL_VERSION_UNKNOWN; 119 Mutex mSharedFiltersLock; 120 map<string, shared_ptr<TunerHidlFilter>> mSharedFilters; 121 Mutex mOpenedFrontendsLock; 122 unordered_set<shared_ptr<TunerHidlFrontend>> mOpenedFrontends; 123 int mLnaStatus = -1; 124 125 static shared_ptr<TunerHidlService> sTunerService; 126 }; 127 128 } // namespace tuner 129 } // namespace tv 130 } // namespace media 131 } // namespace android 132 } // namespace aidl 133 134 #endif // ANDROID_MEDIA_TUNERHIDLSERVICE_H 135