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Deep redesign: Better support for FCD dongles #6: have two distinct plugins for Pro and Pro+. Only Pro+ is active at the moment
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f4exb
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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// written by Christian Daniel //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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// FIXME: FCD is handled very badly!
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#include <QDebug>
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#include <string.h>
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#include <errno.h>
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#include "dsp/dspcommands.h"
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#include "fcdproinput.h"
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#include "fcdprogui.h"
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#include "fcdproserializer.h"
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#include "fcdprothread.h"
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MESSAGE_CLASS_DEFINITION(FCDProInput::MsgConfigureFCD, Message)
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/*
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const uint16_t FCDInput::m_vendorId = 0x04D8;
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const uint16_t FCDInput::m_productId = 0xFB31;
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const int FCDInput::m_sampleRate = 192000;
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const std::string FCDInput::m_deviceName("hw:CARD=V20");
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const uint16_t FCDInput::m_productId = 0xFB56;
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const int FCDInput::m_sampleRate = 96000;
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const std::string FCDInput::m_deviceName("hw:CARD=V10");
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*/
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FCDProInput::Settings::Settings() :
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centerFrequency(435000000),
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range(0),
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gain(0),
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bias(0)
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{
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}
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void FCDProInput::Settings::resetToDefaults()
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{
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centerFrequency = 435000000;
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range = 0;
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gain = 0;
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bias = 0;
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}
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QByteArray FCDProInput::Settings::serialize() const
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{
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FCDProSerializer::FCDData data;
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data.m_data.m_lnaGain = gain;
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data.m_data.m_frequency = centerFrequency;
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data.m_range = range;
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data.m_bias = bias;
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QByteArray byteArray;
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FCDProSerializer::writeSerializedData(data, byteArray);
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return byteArray;
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/*
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SimpleSerializer s(1);
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s.writeU64(1, centerFrequency);
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s.writeS32(2, range);
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s.writeS32(3, gain);
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s.writeS32(4, bias);
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return s.final();*/
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}
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bool FCDProInput::Settings::deserialize(const QByteArray& serializedData)
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{
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FCDProSerializer::FCDData data;
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bool valid = FCDProSerializer::readSerializedData(serializedData, data);
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gain = data.m_data.m_lnaGain;
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centerFrequency = data.m_data.m_frequency;
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range = data.m_range;
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bias = data.m_bias;
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return valid;
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/*
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SimpleDeserializer d(data);
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if (d.isValid() && d.getVersion() == 1)
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{
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d.readU64(1, ¢erFrequency, 435000000);
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d.readS32(2, &range, 0);
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d.readS32(3, &gain, 0);
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d.readS32(4, &bias, 0);
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return true;
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}
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resetToDefaults();
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return true;*/
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}
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FCDProInput::FCDProInput() :
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m_dev(0),
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m_settings(),
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m_FCDThread(0),
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m_deviceDescription("Funcube Dongle Pro")
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{
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}
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FCDProInput::~FCDProInput()
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{
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stop();
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}
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bool FCDProInput::init(const Message& cmd)
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{
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return false;
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}
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bool FCDProInput::start(int device)
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{
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qDebug() << "FCDProInput::start with device #" << device;
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QMutexLocker mutexLocker(&m_mutex);
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if (m_FCDThread)
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{
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return false;
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}
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m_dev = fcdOpen(0x04D8, 0xFB56, device);
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if (m_dev == 0)
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{
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qCritical("FCDProInput::start: could not open FCD");
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return false;
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}
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/* Apply settings before streaming to avoid bus contention;
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* there is very little spare bandwidth on a full speed USB device.
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* Failure is harmless if no device is found
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* ... This is rubbish...*/
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//applySettings(m_settings, true);
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if(!m_sampleFifo.setSize(96000*4))
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{
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qCritical("Could not allocate SampleFifo");
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return false;
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}
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if ((m_FCDThread = new FCDProThread(&m_sampleFifo)) == NULL)
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{
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qFatal("out of memory");
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return false;
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}
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m_FCDThread->startWork();
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mutexLocker.unlock();
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applySettings(m_settings, true);
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qDebug("FCDProInput::started");
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return true;
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}
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void FCDProInput::stop()
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{
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QMutexLocker mutexLocker(&m_mutex);
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if (m_FCDThread)
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{
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m_FCDThread->stopWork();
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// wait for thread to quit ?
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delete m_FCDThread;
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m_FCDThread = 0;
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}
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fcdClose(m_dev);
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m_dev = 0;
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}
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const QString& FCDProInput::getDeviceDescription() const
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{
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return m_deviceDescription;
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}
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int FCDProInput::getSampleRate() const
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{
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return 96000;
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}
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quint64 FCDProInput::getCenterFrequency() const
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{
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return m_settings.centerFrequency;
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}
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bool FCDProInput::handleMessage(const Message& message)
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{
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if(MsgConfigureFCD::match(message))
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{
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qDebug() << "FCDProInput::handleMessage: MsgConfigureFCD";
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MsgConfigureFCD& conf = (MsgConfigureFCD&) message;
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applySettings(conf.getSettings(), false);
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return true;
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}
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else
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{
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return false;
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}
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}
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void FCDProInput::applySettings(const Settings& settings, bool force)
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{
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bool signalChange = false;
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if ((m_settings.centerFrequency != settings.centerFrequency) || force)
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{
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qDebug() << "FCDProInput::applySettings: fc: " << settings.centerFrequency;
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m_settings.centerFrequency = settings.centerFrequency;
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if (m_dev != 0)
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{
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set_center_freq((double) m_settings.centerFrequency);
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}
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signalChange = true;
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}
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if ((m_settings.gain != settings.gain) || force)
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{
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m_settings.gain = settings.gain;
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if (m_dev != 0)
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{
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set_lna_gain(settings.gain > 0);
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}
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}
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if ((m_settings.bias != settings.bias) || force)
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{
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m_settings.bias = settings.bias;
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if (m_dev != 0)
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{
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set_bias_t(settings.bias > 0);
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}
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}
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if (signalChange)
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{
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DSPSignalNotification *notif = new DSPSignalNotification(96000, m_settings.centerFrequency);
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getOutputMessageQueue()->push(notif);
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}
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}
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void FCDProInput::set_center_freq(double freq)
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{
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if (fcdAppSetFreq(m_dev, freq) == FCD_MODE_NONE)
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{
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qDebug("No FCD HID found for frquency change");
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}
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}
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void FCDProInput::set_bias_t(bool on)
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{
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quint8 cmd = on ? 1 : 0;
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fcdAppSetParam(m_dev, FCD_CMD_APP_SET_BIAS_TEE, &cmd, 1);
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}
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void FCDProInput::set_lna_gain(bool on)
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{
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quint8 cmd = on ? 1 : 0;
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fcdAppSetParam(m_dev, FCD_CMD_APP_SET_LNA_GAIN, &cmd, 1);
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}
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