| /* |
| * Copyright 2020 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. |
| */ |
| |
| #define LOG_TAG "android.hardware.tv.tuner@1.1-Tuner" |
| |
| #include "Tuner.h" |
| #include <utils/Log.h> |
| #include "Demux.h" |
| #include "Descrambler.h" |
| #include "Frontend.h" |
| #include "Lnb.h" |
| |
| namespace android { |
| namespace hardware { |
| namespace tv { |
| namespace tuner { |
| namespace V1_0 { |
| namespace implementation { |
| |
| Tuner::Tuner() { |
| // Static Frontends array to maintain local frontends information |
| // Array index matches their FrontendId in the default impl |
| mFrontendSize = 10; |
| mFrontends[0] = new Frontend(FrontendType::ISDBS, 0, this); |
| mFrontends[1] = new Frontend(FrontendType::ATSC3, 1, this); |
| mFrontends[2] = new Frontend(FrontendType::DVBC, 2, this); |
| mFrontends[3] = new Frontend(FrontendType::DVBS, 3, this); |
| mFrontends[4] = new Frontend(FrontendType::DVBT, 4, this); |
| mFrontends[5] = new Frontend(FrontendType::ISDBT, 5, this); |
| mFrontends[6] = new Frontend(FrontendType::ANALOG, 6, this); |
| mFrontends[7] = new Frontend(FrontendType::ATSC, 7, this); |
| mFrontends[8] = new Frontend(FrontendType::ISDBS3, 8, this); |
| mFrontends[9] = |
| new Frontend(static_cast<V1_0::FrontendType>(V1_1::FrontendType::DTMB), 9, this); |
| |
| FrontendInfo::FrontendCapabilities caps; |
| vector<FrontendStatusType> statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.isdbsCaps(FrontendIsdbsCapabilities()); |
| mFrontendCaps[0] = caps; |
| statusCaps = { |
| FrontendStatusType::DEMOD_LOCK, |
| FrontendStatusType::SNR, |
| FrontendStatusType::FEC, |
| FrontendStatusType::MODULATION, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::ROLL_OFF), |
| }; |
| mFrontendStatusCaps[0] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.atsc3Caps(FrontendAtsc3Capabilities()); |
| mFrontendCaps[1] = caps; |
| statusCaps = { |
| FrontendStatusType::BER, |
| FrontendStatusType::PER, |
| FrontendStatusType::ATSC3_PLP_INFO, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::BERS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::INTERLEAVINGS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::BANDWIDTH), |
| }; |
| mFrontendStatusCaps[1] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.dvbcCaps(FrontendDvbcCapabilities()); |
| mFrontendCaps[2] = caps; |
| statusCaps = { |
| FrontendStatusType::PRE_BER, |
| FrontendStatusType::SIGNAL_QUALITY, |
| FrontendStatusType::MODULATION, |
| FrontendStatusType::SPECTRAL, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::CODERATES), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::INTERLEAVINGS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::BANDWIDTH), |
| }; |
| mFrontendStatusCaps[2] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.dvbsCaps(FrontendDvbsCapabilities()); |
| mFrontendCaps[3] = caps; |
| statusCaps = { |
| FrontendStatusType::SIGNAL_STRENGTH, |
| FrontendStatusType::SYMBOL_RATE, |
| FrontendStatusType::MODULATION, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::ROLL_OFF), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::IS_MISO), |
| }; |
| mFrontendStatusCaps[3] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.dvbtCaps(FrontendDvbtCapabilities()); |
| mFrontendCaps[4] = caps; |
| statusCaps = { |
| FrontendStatusType::EWBS, |
| FrontendStatusType::PLP_ID, |
| FrontendStatusType::HIERARCHY, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::BANDWIDTH), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::GUARD_INTERVAL), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::TRANSMISSION_MODE), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::T2_SYSTEM_ID), |
| }; |
| mFrontendStatusCaps[4] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| FrontendIsdbtCapabilities isdbtCaps{ |
| .modeCap = FrontendIsdbtMode::MODE_1 | FrontendIsdbtMode::MODE_2, |
| .bandwidthCap = (unsigned int)FrontendIsdbtBandwidth::BANDWIDTH_6MHZ, |
| .modulationCap = (unsigned int)FrontendIsdbtModulation::MOD_16QAM, |
| // ISDBT shares coderate and guard interval with DVBT |
| .coderateCap = FrontendDvbtCoderate::CODERATE_4_5 | FrontendDvbtCoderate::CODERATE_6_7, |
| .guardIntervalCap = (unsigned int)FrontendDvbtGuardInterval::INTERVAL_1_128, |
| }; |
| caps.isdbtCaps(isdbtCaps); |
| mFrontendCaps[5] = caps; |
| statusCaps = { |
| FrontendStatusType::AGC, |
| FrontendStatusType::LNA, |
| FrontendStatusType::MODULATION, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::BANDWIDTH), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::GUARD_INTERVAL), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::TRANSMISSION_MODE), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::ISDBT_SEGMENTS), |
| }; |
| mFrontendStatusCaps[5] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.analogCaps(FrontendAnalogCapabilities()); |
| mFrontendCaps[6] = caps; |
| statusCaps = { |
| FrontendStatusType::LAYER_ERROR, |
| FrontendStatusType::MER, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::UEC), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::TS_DATA_RATES), |
| }; |
| mFrontendStatusCaps[6] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.atscCaps(FrontendAtscCapabilities()); |
| mFrontendCaps[7] = caps; |
| statusCaps = { |
| FrontendStatusType::FREQ_OFFSET, |
| FrontendStatusType::RF_LOCK, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::IS_LINEAR), |
| }; |
| mFrontendStatusCaps[7] = statusCaps; |
| |
| caps = FrontendInfo::FrontendCapabilities(); |
| caps.isdbs3Caps(FrontendIsdbs3Capabilities()); |
| mFrontendCaps[8] = caps; |
| statusCaps = { |
| FrontendStatusType::DEMOD_LOCK, |
| FrontendStatusType::MODULATION, |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::ROLL_OFF), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::IS_SHORT_FRAMES), |
| }; |
| mFrontendStatusCaps[8] = statusCaps; |
| |
| statusCaps = { |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::MODULATIONS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::INTERLEAVINGS), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::BANDWIDTH), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::GUARD_INTERVAL), |
| static_cast<FrontendStatusType>(V1_1::FrontendStatusTypeExt1_1::TRANSMISSION_MODE), |
| }; |
| mFrontendStatusCaps[9] = statusCaps; |
| |
| mLnbs.resize(2); |
| mLnbs[0] = new Lnb(0); |
| mLnbs[1] = new Lnb(1); |
| } |
| |
| Tuner::~Tuner() {} |
| |
| Return<void> Tuner::getFrontendIds(getFrontendIds_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| vector<FrontendId> frontendIds; |
| frontendIds.resize(mFrontendSize); |
| for (int i = 0; i < mFrontendSize; i++) { |
| frontendIds[i] = mFrontends[i]->getFrontendId(); |
| } |
| |
| _hidl_cb(Result::SUCCESS, frontendIds); |
| return Void(); |
| } |
| |
| Return<void> Tuner::openFrontendById(uint32_t frontendId, openFrontendById_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| if (frontendId >= mFrontendSize || frontendId < 0) { |
| ALOGW("[ WARN ] Frontend with id %d isn't available", frontendId); |
| _hidl_cb(Result::UNAVAILABLE, nullptr); |
| return Void(); |
| } |
| |
| _hidl_cb(Result::SUCCESS, mFrontends[frontendId]); |
| return Void(); |
| } |
| |
| Return<void> Tuner::openDemux(openDemux_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| uint32_t demuxId = mLastUsedId + 1; |
| mLastUsedId += 1; |
| sp<Demux> demux = new Demux(demuxId, this); |
| mDemuxes[demuxId] = demux; |
| |
| _hidl_cb(Result::SUCCESS, demuxId, demux); |
| return Void(); |
| } |
| |
| Return<void> Tuner::getDemuxCaps(getDemuxCaps_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| DemuxCapabilities caps; |
| |
| // IP filter can be an MMTP filter's data source. |
| caps.linkCaps = {0x00, 0x00, 0x02, 0x00, 0x00}; |
| // Support time filter testing |
| caps.bTimeFilter = true; |
| _hidl_cb(Result::SUCCESS, caps); |
| return Void(); |
| } |
| |
| Return<void> Tuner::openDescrambler(openDescrambler_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| sp<V1_0::IDescrambler> descrambler = new Descrambler(); |
| |
| _hidl_cb(Result::SUCCESS, descrambler); |
| return Void(); |
| } |
| |
| Return<void> Tuner::getFrontendInfo(FrontendId frontendId, getFrontendInfo_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| FrontendInfo info; |
| if (frontendId >= mFrontendSize) { |
| _hidl_cb(Result::INVALID_ARGUMENT, info); |
| return Void(); |
| } |
| |
| // assign randomly selected values for testing. |
| info = { |
| .type = mFrontends[frontendId]->getFrontendType(), |
| .minFrequency = 139, |
| .maxFrequency = 1139, |
| .minSymbolRate = 45, |
| .maxSymbolRate = 1145, |
| .acquireRange = 30, |
| .exclusiveGroupId = 57, |
| .statusCaps = mFrontendStatusCaps[frontendId], |
| .frontendCaps = mFrontendCaps[frontendId], |
| }; |
| |
| _hidl_cb(Result::SUCCESS, info); |
| return Void(); |
| } |
| |
| Return<void> Tuner::getLnbIds(getLnbIds_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| vector<V1_0::LnbId> lnbIds; |
| lnbIds.resize(mLnbs.size()); |
| for (int i = 0; i < lnbIds.size(); i++) { |
| lnbIds[i] = mLnbs[i]->getId(); |
| } |
| |
| _hidl_cb(Result::SUCCESS, lnbIds); |
| return Void(); |
| } |
| |
| Return<void> Tuner::openLnbById(V1_0::LnbId lnbId, openLnbById_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| if (lnbId >= mLnbs.size()) { |
| _hidl_cb(Result::INVALID_ARGUMENT, nullptr); |
| return Void(); |
| } |
| |
| _hidl_cb(Result::SUCCESS, mLnbs[lnbId]); |
| return Void(); |
| } |
| |
| sp<Frontend> Tuner::getFrontendById(uint32_t frontendId) { |
| ALOGV("%s", __FUNCTION__); |
| |
| return mFrontends[frontendId]; |
| } |
| |
| Return<void> Tuner::openLnbByName(const hidl_string& /*lnbName*/, openLnbByName_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| sp<V1_0::ILnb> lnb = new Lnb(); |
| |
| _hidl_cb(Result::SUCCESS, 1234, lnb); |
| return Void(); |
| } |
| |
| Return<void> Tuner::getFrontendDtmbCapabilities(uint32_t frontendId, |
| getFrontendDtmbCapabilities_cb _hidl_cb) { |
| ALOGV("%s", __FUNCTION__); |
| |
| if (mFrontends[frontendId] != nullptr && |
| (mFrontends[frontendId]->getFrontendType() == |
| static_cast<V1_0::FrontendType>(V1_1::FrontendType::DTMB))) { |
| _hidl_cb(Result::SUCCESS, mDtmbCaps); |
| } else { |
| _hidl_cb(Result::UNAVAILABLE, mDtmbCaps); |
| } |
| return Void(); |
| } |
| |
| void Tuner::setFrontendAsDemuxSource(uint32_t frontendId, uint32_t demuxId) { |
| mFrontendToDemux[frontendId] = demuxId; |
| if (mFrontends[frontendId] != nullptr && mFrontends[frontendId]->isLocked()) { |
| mDemuxes[demuxId]->startFrontendInputLoop(); |
| } |
| } |
| |
| void Tuner::removeDemux(uint32_t demuxId) { |
| map<uint32_t, uint32_t>::iterator it; |
| for (it = mFrontendToDemux.begin(); it != mFrontendToDemux.end(); it++) { |
| if (it->second == demuxId) { |
| it = mFrontendToDemux.erase(it); |
| break; |
| } |
| } |
| mDemuxes.erase(demuxId); |
| } |
| |
| void Tuner::removeFrontend(uint32_t frontendId) { |
| mFrontendToDemux.erase(frontendId); |
| } |
| |
| void Tuner::frontendStopTune(uint32_t frontendId) { |
| map<uint32_t, uint32_t>::iterator it = mFrontendToDemux.find(frontendId); |
| uint32_t demuxId; |
| if (it != mFrontendToDemux.end()) { |
| demuxId = it->second; |
| mDemuxes[demuxId]->stopFrontendInput(); |
| } |
| } |
| |
| void Tuner::frontendStartTune(uint32_t frontendId) { |
| map<uint32_t, uint32_t>::iterator it = mFrontendToDemux.find(frontendId); |
| uint32_t demuxId; |
| if (it != mFrontendToDemux.end()) { |
| demuxId = it->second; |
| mDemuxes[demuxId]->startFrontendInputLoop(); |
| } |
| } |
| |
| } // namespace implementation |
| } // namespace V1_0 |
| } // namespace tuner |
| } // namespace tv |
| } // namespace hardware |
| } // namespace android |
