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sdrangel/plugins/samplesource/plutosdrinput/plutosdrinput.cpp

552 lines
19 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2017 Edouard Griffiths, F4EXB //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QDebug>
#include "dsp/filerecord.h"
#include "dsp/dspcommands.h"
#include "device/devicesourceapi.h"
#include "device/devicesinkapi.h"
#include "plutosdr/deviceplutosdrparams.h"
#include "plutosdr/deviceplutosdrbox.h"
#include "plutosdrinput.h"
#include "plutosdrinputthread.h"
#define PLUTOSDR_BLOCKSIZE_SAMPLES (8*1024) //complex samples per buffer (must be multiple of 64)
MESSAGE_CLASS_DEFINITION(PlutoSDRInput::MsgConfigurePlutoSDR, Message)
MESSAGE_CLASS_DEFINITION(PlutoSDRInput::MsgFileRecord, Message)
PlutoSDRInput::PlutoSDRInput(DeviceSourceAPI *deviceAPI) :
m_deviceAPI(deviceAPI),
m_fileSink(0),
m_deviceDescription("PlutoSDRInput"),
m_running(false),
m_plutoRxBuffer(0),
m_plutoSDRInputThread(0)
{
suspendBuddies();
openDevice();
resumeBuddies();
char recFileNameCStr[30];
sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
m_fileSink = new FileRecord(std::string(recFileNameCStr));
m_deviceAPI->addSink(m_fileSink);
}
PlutoSDRInput::~PlutoSDRInput()
{
m_deviceAPI->removeSink(m_fileSink);
delete m_fileSink;
suspendBuddies();
closeDevice();
resumeBuddies();
}
void PlutoSDRInput::destroy()
{
delete this;
}
bool PlutoSDRInput::start()
{
if (!m_deviceShared.m_deviceParams->getBox()) {
return false;
}
if (m_running) stop();
applySettings(m_settings, true);
// start / stop streaming is done in the thread.
if ((m_plutoSDRInputThread = new PlutoSDRInputThread(PLUTOSDR_BLOCKSIZE_SAMPLES, m_deviceShared.m_deviceParams->getBox(), &m_sampleFifo)) == 0)
{
qFatal("PlutoSDRInput::start: cannot create thread");
stop();
return false;
}
else
{
qDebug("PlutoSDRInput::start: thread created");
}
m_plutoSDRInputThread->setLog2Decimation(m_settings.m_log2Decim);
m_plutoSDRInputThread->startWork();
m_deviceShared.m_thread = m_plutoSDRInputThread;
m_running = true;
return true;
}
void PlutoSDRInput::stop()
{
if (m_plutoSDRInputThread != 0)
{
m_plutoSDRInputThread->stopWork();
delete m_plutoSDRInputThread;
m_plutoSDRInputThread = 0;
}
m_deviceShared.m_thread = 0;
m_running = false;
}
const QString& PlutoSDRInput::getDeviceDescription() const
{
return m_deviceDescription;
}
int PlutoSDRInput::getSampleRate() const
{
return (m_settings.m_devSampleRate / (1<<m_settings.m_log2Decim));
}
quint64 PlutoSDRInput::getCenterFrequency() const
{
return m_settings.m_centerFrequency;
}
bool PlutoSDRInput::handleMessage(const Message& message)
{
if (MsgConfigurePlutoSDR::match(message))
{
MsgConfigurePlutoSDR& conf = (MsgConfigurePlutoSDR&) message;
qDebug() << "PlutoSDRInput::handleMessage: MsgConfigurePlutoSDR";
if (!applySettings(conf.getSettings(), conf.getForce()))
{
qDebug("PlutoSDRInput::handleMessage config error");
}
return true;
}
else if (MsgFileRecord::match(message))
{
MsgFileRecord& conf = (MsgFileRecord&) message;
qDebug() << "PlutoSDRInput::handleMessage: MsgFileRecord: " << conf.getStartStop();
if (conf.getStartStop()) {
m_fileSink->startRecording();
} else {
m_fileSink->stopRecording();
}
return true;
}
else if (DevicePlutoSDRShared::MsgCrossReportToBuddy::match(message)) // message from buddy
{
DevicePlutoSDRShared::MsgCrossReportToBuddy& conf = (DevicePlutoSDRShared::MsgCrossReportToBuddy&) message;
m_settings.m_devSampleRate = conf.getDevSampleRate();
m_settings.m_lpfFIRlog2Decim = conf.getLpfFiRlog2IntDec();
m_settings.m_lpfFIRBW = conf.getLpfFirbw();
m_settings.m_LOppmTenths = conf.getLoPPMTenths();
PlutoSDRInputSettings newSettings = m_settings;
newSettings.m_lpfFIREnable = conf.isLpfFirEnable();
applySettings(newSettings);
return true;
}
else
{
return false;
}
}
bool PlutoSDRInput::openDevice()
{
if (!m_sampleFifo.setSize(PLUTOSDR_BLOCKSIZE_SAMPLES))
{
qCritical("PlutoSDRInput::openDevice: could not allocate SampleFifo");
return false;
}
else
{
qDebug("PlutoSDRInput::openDevice: allocated SampleFifo");
}
// look for Tx buddy and get reference to common parameters
if (m_deviceAPI->getSinkBuddies().size() > 0) // then sink
{
qDebug("PlutoSDRInput::openDevice: look at Tx buddy");
DeviceSinkAPI *sinkBuddy = m_deviceAPI->getSinkBuddies()[0];
m_deviceShared = *((DevicePlutoSDRShared *) sinkBuddy->getBuddySharedPtr()); // copy parameters
if (m_deviceShared.m_deviceParams == 0)
{
qCritical("PlutoSDRInput::openDevice: cannot get device parameters from Tx buddy");
return false; // the device params should have been created by the buddy
}
else
{
qDebug("PlutoSDRInput::openDevice: getting device parameters from Tx buddy");
}
}
// There is no buddy then create the first PlutoSDR common parameters
// open the device this will also populate common fields
else
{
qDebug("PlutoSDRInput::openDevice: open device here");
m_deviceShared.m_deviceParams = new DevicePlutoSDRParams();
char serial[256];
strcpy(serial, qPrintable(m_deviceAPI->getSampleSourceSerial()));
m_deviceShared.m_deviceParams->open(serial);
}
m_deviceAPI->setBuddySharedPtr(&m_deviceShared); // propagate common parameters to API
// acquire the channel
DevicePlutoSDRBox *plutoBox = m_deviceShared.m_deviceParams->getBox();
plutoBox->openRx();
m_plutoRxBuffer = plutoBox->createRxBuffer(PLUTOSDR_BLOCKSIZE_SAMPLES*2, false); // PlutoSDR buffer size is counted in number of I or Q samples not the combination
return true;
}
void PlutoSDRInput::closeDevice()
{
if (m_deviceShared.m_deviceParams->getBox() == 0) { // was never open
return;
}
if (m_deviceAPI->getSinkBuddies().size() == 0)
{
m_deviceShared.m_deviceParams->close();
delete m_deviceShared.m_deviceParams;
m_deviceShared.m_deviceParams = 0;
}
}
void PlutoSDRInput::suspendBuddies()
{
// suspend Tx buddy's thread
for (unsigned int i = 0; i < m_deviceAPI->getSinkBuddies().size(); i++)
{
DeviceSinkAPI *buddy = m_deviceAPI->getSinkBuddies()[i];
DevicePlutoSDRShared *buddyShared = (DevicePlutoSDRShared *) buddy->getBuddySharedPtr();
if (buddyShared->m_thread) {
buddyShared->m_thread->stopWork();
}
}
}
void PlutoSDRInput::resumeBuddies()
{
// resume Tx buddy's thread
for (unsigned int i = 0; i < m_deviceAPI->getSinkBuddies().size(); i++)
{
DeviceSinkAPI *buddy = m_deviceAPI->getSinkBuddies()[i];
DevicePlutoSDRShared *buddyShared = (DevicePlutoSDRShared *) buddy->getBuddySharedPtr();
if (buddyShared->m_thread) {
buddyShared->m_thread->startWork();
}
}
}
bool PlutoSDRInput::applySettings(const PlutoSDRInputSettings& settings, bool force)
{
bool forwardChangeOwnDSP = false;
bool forwardChangeOtherDSP = false;
bool suspendOwnThread = false;
bool ownThreadWasRunning = false;
bool suspendAllOtherThreads = false; // All others means Tx in fact
DevicePlutoSDRBox *plutoBox = m_deviceShared.m_deviceParams->getBox();
// determine if buddies threads or own thread need to be suspended
// changes affecting all buddies can occur if
// - device to host sample rate is changed
// - FIR filter is enabled or disabled
// - FIR filter is changed
// - LO correction is changed
if ((m_settings.m_devSampleRate != settings.m_devSampleRate) ||
(m_settings.m_lpfFIREnable != settings.m_lpfFIREnable) ||
(m_settings.m_lpfFIRlog2Decim != settings.m_lpfFIRlog2Decim) ||
(settings.m_lpfFIRBW != m_settings.m_lpfFIRBW) ||
(settings.m_lpfFIRGain != m_settings.m_lpfFIRGain) ||
(m_settings.m_LOppmTenths != settings.m_LOppmTenths) || force)
{
suspendAllOtherThreads = true;
suspendOwnThread = true;
}
else
{
suspendOwnThread = true;
}
if (suspendAllOtherThreads)
{
const std::vector<DeviceSinkAPI*>& sinkBuddies = m_deviceAPI->getSinkBuddies();
std::vector<DeviceSinkAPI*>::const_iterator itSink = sinkBuddies.begin();
for (; itSink != sinkBuddies.end(); ++itSink)
{
DevicePlutoSDRShared *buddySharedPtr = (DevicePlutoSDRShared *) (*itSink)->getBuddySharedPtr();
if (buddySharedPtr->m_thread) {
buddySharedPtr->m_thread->stopWork();
buddySharedPtr->m_threadWasRunning = true;
}
else
{
buddySharedPtr->m_threadWasRunning = false;
}
}
}
if (suspendOwnThread)
{
if (m_plutoSDRInputThread && m_plutoSDRInputThread->isRunning())
{
m_plutoSDRInputThread->stopWork();
ownThreadWasRunning = true;
}
}
// apply settings
if ((m_settings.m_dcBlock != settings.m_dcBlock) ||
(m_settings.m_iqCorrection != settings.m_iqCorrection) || force)
{
m_deviceAPI->configureCorrections(settings.m_dcBlock, m_settings.m_iqCorrection);
}
// Change affecting device sample rate chain and other buddies
if ((m_settings.m_devSampleRate != settings.m_devSampleRate) ||
(m_settings.m_lpfFIREnable != settings.m_lpfFIREnable) ||
(m_settings.m_lpfFIRlog2Decim != settings.m_lpfFIRlog2Decim) ||
(settings.m_lpfFIRBW != m_settings.m_lpfFIRBW) ||
(settings.m_lpfFIRGain != m_settings.m_lpfFIRGain) || force)
{
plutoBox->setFIR(settings.m_devSampleRate, settings.m_lpfFIRlog2Decim, DevicePlutoSDRBox::USE_RX, settings.m_lpfFIRBW, settings.m_lpfFIRGain);
plutoBox->setFIREnable(settings.m_lpfFIREnable); // eventually enable/disable FIR
plutoBox->setSampleRate(settings.m_devSampleRate); // and set end point sample rate
plutoBox->getRxSampleRates(m_deviceSampleRates); // pick up possible new rates
qDebug() << "PlutoSDRInput::applySettings: BBPLL(Hz): " << m_deviceSampleRates.m_bbRateHz
<< " ADC: " << m_deviceSampleRates.m_addaConnvRate
<< " -HB3-> " << m_deviceSampleRates.m_hb3Rate
<< " -HB2-> " << m_deviceSampleRates.m_hb2Rate
<< " -HB1-> " << m_deviceSampleRates.m_hb1Rate
<< " -FIR-> " << m_deviceSampleRates.m_firRate;
forwardChangeOtherDSP = true;
forwardChangeOwnDSP = (m_settings.m_devSampleRate != settings.m_devSampleRate);
}
if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
{
if (m_plutoSDRInputThread != 0)
{
m_plutoSDRInputThread->setLog2Decimation(settings.m_log2Decim);
qDebug() << "PlutoSDRInput::applySettings: set soft decimation to " << (1<<settings.m_log2Decim);
}
forwardChangeOwnDSP = true;
}
if ((m_settings.m_LOppmTenths != settings.m_LOppmTenths) || force)
{
plutoBox->setLOPPMTenths(settings.m_LOppmTenths);
forwardChangeOtherDSP = true;
}
std::vector<std::string> params;
bool paramsToSet = false;
if (force || (m_settings.m_centerFrequency != settings.m_centerFrequency)
|| (m_settings.m_fcPos != settings.m_fcPos)
|| (m_settings.m_transverterMode != settings.m_transverterMode)
|| (m_settings.m_transverterDeltaFrequency != settings.m_transverterDeltaFrequency))
{
qint64 deviceCenterFrequency = settings.m_centerFrequency;
deviceCenterFrequency -= settings.m_transverterMode ? settings.m_transverterDeltaFrequency : 0;
qint64 f_img = deviceCenterFrequency;
quint32 devSampleRate = settings.m_devSampleRate;
if ((m_settings.m_log2Decim == 0) || (settings.m_fcPos == PlutoSDRInputSettings::FC_POS_CENTER))
{
f_img = deviceCenterFrequency;
}
else
{
if (settings.m_fcPos == PlutoSDRInputSettings::FC_POS_INFRA)
{
deviceCenterFrequency += (devSampleRate / 4);
f_img = deviceCenterFrequency + devSampleRate/2;
}
else if (settings.m_fcPos == PlutoSDRInputSettings::FC_POS_SUPRA)
{
deviceCenterFrequency -= (devSampleRate / 4);
f_img = deviceCenterFrequency - devSampleRate/2;
}
}
deviceCenterFrequency = deviceCenterFrequency < 0 ? 0 : deviceCenterFrequency;
if (force || (m_settings.m_centerFrequency != settings.m_centerFrequency)
|| (m_settings.m_transverterMode != settings.m_transverterMode)
|| (m_settings.m_transverterDeltaFrequency != settings.m_transverterDeltaFrequency))
{
params.push_back(QString(tr("out_altvoltage0_RX_LO_frequency=%1").arg(deviceCenterFrequency)).toStdString());
paramsToSet = true;
forwardChangeOwnDSP = true;
}
if ((m_settings.m_fcPos != settings.m_fcPos) || force)
{
if (m_plutoSDRInputThread != 0)
{
m_plutoSDRInputThread->setFcPos(settings.m_fcPos);
qDebug() << "PlutoSDRInput::applySettings: set fcPos to " << settings.m_fcPos;
}
}
qDebug() << "PlutoSDRInput::applySettings: center freq: " << settings.m_centerFrequency << " Hz"
<< " device center freq: " << deviceCenterFrequency << " Hz"
<< " device sample rate: " << devSampleRate << "S/s"
<< " Actual sample rate: " << devSampleRate/(1<<settings.m_log2Decim) << "S/s"
<< " img: " << f_img << "Hz";
}
if ((m_settings.m_lpfBW != settings.m_lpfBW) || force)
{
params.push_back(QString(tr("in_voltage_rf_bandwidth=%1").arg(settings.m_lpfBW)).toStdString());
paramsToSet = true;
}
if ((m_settings.m_antennaPath != settings.m_antennaPath) || force)
{
QString rfPortStr;
PlutoSDRInputSettings::translateRFPath(settings.m_antennaPath, rfPortStr);
params.push_back(QString(tr("in_voltage0_rf_port_select=%1").arg(rfPortStr)).toStdString());
paramsToSet = true;
}
if ((m_settings.m_gainMode != settings.m_gainMode) || force)
{
QString gainModeStr;
PlutoSDRInputSettings::translateGainMode(settings.m_gainMode, gainModeStr);
params.push_back(QString(tr("in_voltage0_gain_control_mode=%1").arg(gainModeStr)).toStdString());
paramsToSet = true;
}
if ((m_settings.m_gain != settings.m_gain) || force)
{
params.push_back(QString(tr("in_voltage0_hardwaregain=%1").arg(settings.m_gain)).toStdString());
paramsToSet = true;
}
if (paramsToSet)
{
plutoBox->set_params(DevicePlutoSDRBox::DEVICE_PHY, params);
}
m_settings = settings;
if (suspendAllOtherThreads)
{
const std::vector<DeviceSinkAPI*>& sinkBuddies = m_deviceAPI->getSinkBuddies();
std::vector<DeviceSinkAPI*>::const_iterator itSink = sinkBuddies.begin();
for (; itSink != sinkBuddies.end(); ++itSink)
{
DevicePlutoSDRShared *buddySharedPtr = (DevicePlutoSDRShared *) (*itSink)->getBuddySharedPtr();
if (buddySharedPtr->m_threadWasRunning) {
buddySharedPtr->m_thread->startWork();
}
}
}
if (suspendOwnThread)
{
if (ownThreadWasRunning) {
m_plutoSDRInputThread->startWork();
}
}
// TODO: forward changes to other (Tx) DSP
if (forwardChangeOtherDSP)
{
qDebug("PlutoSDRInput::applySettings: forwardChangeOtherDSP");
const std::vector<DeviceSinkAPI*>& sinkBuddies = m_deviceAPI->getSinkBuddies();
std::vector<DeviceSinkAPI*>::const_iterator itSink = sinkBuddies.begin();
for (; itSink != sinkBuddies.end(); ++itSink)
{
DevicePlutoSDRShared::MsgCrossReportToBuddy *msg = DevicePlutoSDRShared::MsgCrossReportToBuddy::create(
settings.m_devSampleRate,
settings.m_lpfFIREnable,
settings.m_lpfFIRlog2Decim,
settings.m_lpfFIRBW,
settings.m_LOppmTenths);
if ((*itSink)->getSampleSinkGUIMessageQueue())
{
DevicePlutoSDRShared::MsgCrossReportToBuddy *msgToGUI = new DevicePlutoSDRShared::MsgCrossReportToBuddy(*msg);
(*itSink)->getSampleSinkGUIMessageQueue()->push(msgToGUI);
}
(*itSink)->getSampleSinkInputMessageQueue()->push(msg);
}
}
if (forwardChangeOwnDSP)
{
qDebug("PlutoSDRInput::applySettings: forward change to self");
int sampleRate = m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim);
DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency);
m_fileSink->handleMessage(*notif); // forward to file sink
m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
}
return true;
}
void PlutoSDRInput::getRSSI(std::string& rssiStr)
{
DevicePlutoSDRBox *plutoBox = m_deviceShared.m_deviceParams->getBox();
if (!plutoBox->getRxRSSI(rssiStr, 0)) {
rssiStr = "xxx dB";
}
}
bool PlutoSDRInput::fetchTemperature()
{
DevicePlutoSDRBox *plutoBox = m_deviceShared.m_deviceParams->getBox();
return plutoBox->fetchTemp();
}
float PlutoSDRInput::getTemperature()
{
DevicePlutoSDRBox *plutoBox = m_deviceShared.m_deviceParams->getBox();
return plutoBox->getTemp();
}