mirror of
https://github.com/f4exb/sdrangel.git
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559 lines
15 KiB
C++
559 lines
15 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 Edouard Griffiths, F4EXB //
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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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#include "bladerfinput.h"
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#include <string.h>
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#include <errno.h>
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#include <QDebug>
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#include "util/simpleserializer.h"
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#include "dsp/dspcommands.h"
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#include "dsp/dspengine.h"
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#include "device/devicesourceapi.h"
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#include "device/devicesinkapi.h"
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#include "bladerfinputgui.h"
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#include "bladerfinputthread.h"
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MESSAGE_CLASS_DEFINITION(BladerfInput::MsgConfigureBladerf, Message)
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BladerfInput::BladerfInput(DeviceSourceAPI *deviceAPI) :
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m_deviceAPI(deviceAPI),
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m_settings(),
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m_dev(0),
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m_bladerfThread(0),
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m_deviceDescription("BladeRFInput"),
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m_running(false)
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{
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openDevice();
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m_deviceAPI->setBuddySharedPtr(&m_sharedParams);
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}
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BladerfInput::~BladerfInput()
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{
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if (m_running) stop();
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closeDevice();
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m_deviceAPI->setBuddySharedPtr(0);
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}
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bool BladerfInput::openDevice()
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{
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if (m_dev != 0)
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{
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closeDevice();
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}
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int res;
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if (!m_sampleFifo.setSize(96000 * 4))
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{
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qCritical("BladerfInput::openDevice: could not allocate SampleFifo");
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return false;
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}
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if (m_deviceAPI->getSinkBuddies().size() > 0)
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{
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DeviceSinkAPI *sinkBuddy = m_deviceAPI->getSinkBuddies()[0];
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DeviceBladeRFParams *buddySharedParams = (DeviceBladeRFParams *) sinkBuddy->getBuddySharedPtr();
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if (buddySharedParams == 0)
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{
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qCritical("BladerfInput::openDevice: could not get shared parameters from buddy");
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return false;
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}
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if (buddySharedParams->m_dev == 0) // device is not opened by buddy
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{
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qCritical("BladerfInput::openDevice: could not get BladeRF handle from buddy");
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return false;
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}
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m_sharedParams = *(buddySharedParams); // copy parameters from buddy
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m_dev = m_sharedParams.m_dev; // get BladeRF handle
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}
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else
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{
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if (!DeviceBladeRF::open_bladerf(&m_dev, qPrintable(m_deviceAPI->getSampleSourceSerial())))
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{
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qCritical("BladerfInput::start: could not open BladeRF %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
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return false;
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}
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m_sharedParams.m_dev = m_dev;
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}
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// TODO: adjust USB transfer data according to sample rate
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if ((res = bladerf_sync_config(m_dev, BLADERF_MODULE_RX, BLADERF_FORMAT_SC16_Q11, 64, 8192, 32, 10000)) < 0)
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{
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qCritical("BladerfInput::start: bladerf_sync_config with return code %d", res);
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return false;
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}
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if ((res = bladerf_enable_module(m_dev, BLADERF_MODULE_RX, true)) < 0)
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{
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qCritical("BladerfInput::start: bladerf_enable_module with return code %d", res);
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return false;
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}
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return true;
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}
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bool BladerfInput::start()
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{
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// QMutexLocker mutexLocker(&m_mutex);
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if (!m_dev) {
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return false;
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}
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if (m_running) stop();
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if((m_bladerfThread = new BladerfInputThread(m_dev, &m_sampleFifo)) == 0) {
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qFatal("BladerfInput::start: out of memory");
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stop();
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return false;
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}
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m_bladerfThread->setLog2Decimation(m_settings.m_log2Decim);
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m_bladerfThread->setFcPos((int) m_settings.m_fcPos);
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m_bladerfThread->startWork();
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// mutexLocker.unlock();
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applySettings(m_settings, true);
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qDebug("BladerfInput::startInput: started");
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m_running = true;
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return true;
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}
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void BladerfInput::closeDevice()
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{
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int res;
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if (m_dev == 0) { // was never open
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return;
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}
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if ((res = bladerf_enable_module(m_dev, BLADERF_MODULE_RX, false)) < 0)
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{
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qCritical("BladerfInput::stop: bladerf_enable_module with return code %d", res);
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}
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if (m_deviceAPI->getSinkBuddies().size() == 0)
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{
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qDebug("BladerfInput::closeDevice: closing device since Tx side is not open");
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if(m_dev != 0) // close BladeRF
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{
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bladerf_close(m_dev);
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}
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}
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m_sharedParams.m_dev = 0;
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m_dev = 0;
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}
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void BladerfInput::stop()
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{
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// QMutexLocker mutexLocker(&m_mutex);
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if(m_bladerfThread != 0)
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{
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m_bladerfThread->stopWork();
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delete m_bladerfThread;
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m_bladerfThread = 0;
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}
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m_running = false;
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}
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const QString& BladerfInput::getDeviceDescription() const
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{
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return m_deviceDescription;
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}
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int BladerfInput::getSampleRate() const
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{
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int rate = m_settings.m_devSampleRate;
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return (rate / (1<<m_settings.m_log2Decim));
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}
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quint64 BladerfInput::getCenterFrequency() const
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{
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return m_settings.m_centerFrequency;
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}
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bool BladerfInput::handleMessage(const Message& message)
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{
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if (MsgConfigureBladerf::match(message))
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{
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MsgConfigureBladerf& conf = (MsgConfigureBladerf&) message;
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qDebug() << "BladerfInput::handleMessage: MsgConfigureBladerf";
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if (!applySettings(conf.getSettings(), false))
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{
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qDebug("BladeRF config error");
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}
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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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bool BladerfInput::applySettings(const BladeRFInputSettings& settings, bool force)
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{
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bool forwardChange = false;
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// QMutexLocker mutexLocker(&m_mutex);
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qDebug() << "BladerfInput::applySettings: m_dev: " << m_dev;
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if (m_settings.m_dcBlock != settings.m_dcBlock)
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{
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m_settings.m_dcBlock = settings.m_dcBlock;
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m_deviceAPI->configureCorrections(m_settings.m_dcBlock, m_settings.m_iqCorrection);
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}
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if (m_settings.m_iqCorrection != settings.m_iqCorrection)
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{
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m_settings.m_iqCorrection = settings.m_iqCorrection;
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m_deviceAPI->configureCorrections(m_settings.m_dcBlock, m_settings.m_iqCorrection);
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}
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if ((m_settings.m_lnaGain != settings.m_lnaGain) || force)
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{
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m_settings.m_lnaGain = settings.m_lnaGain;
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if (m_dev != 0)
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{
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if(bladerf_set_lna_gain(m_dev, getLnaGain(m_settings.m_lnaGain)) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_set_lna_gain() failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: LNA gain set to " << getLnaGain(m_settings.m_lnaGain);
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}
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}
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}
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if ((m_settings.m_vga1 != settings.m_vga1) || force)
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{
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m_settings.m_vga1 = settings.m_vga1;
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if (m_dev != 0)
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{
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if(bladerf_set_rxvga1(m_dev, m_settings.m_vga1) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_set_rxvga1() failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: VGA1 gain set to " << m_settings.m_vga1;
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}
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}
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}
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if ((m_settings.m_vga2 != settings.m_vga2) || force)
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{
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m_settings.m_vga2 = settings.m_vga2;
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if(m_dev != 0)
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{
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if(bladerf_set_rxvga2(m_dev, m_settings.m_vga2) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_set_rxvga2() failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: VGA2 gain set to " << m_settings.m_vga2;
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}
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}
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}
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if ((m_settings.m_xb200 != settings.m_xb200) || force)
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{
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m_settings.m_xb200 = settings.m_xb200;
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if (m_dev != 0)
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{
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bool changeSettings;
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if (m_deviceAPI->getSinkBuddies().size() > 0)
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{
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DeviceSinkAPI *buddy = m_deviceAPI->getSinkBuddies()[0];
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DeviceBladeRFParams *buddySharedParams = (DeviceBladeRFParams *) buddy->getBuddySharedPtr();
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if (buddy->getDeviceSinkEngine()->state() == DSPDeviceSinkEngine::StRunning) // Tx side running
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{
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changeSettings = false;
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}
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else
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{
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changeSettings = true;
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}
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}
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else // No Tx open
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{
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changeSettings = true;
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}
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if (changeSettings)
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{
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if (m_settings.m_xb200)
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{
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if (bladerf_expansion_attach(m_dev, BLADERF_XB_200) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_expansion_attach(xb200) failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: Attach XB200";
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}
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}
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else
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{
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if (bladerf_expansion_attach(m_dev, BLADERF_XB_NONE) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_expansion_attach(none) failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: Detach XB200";
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}
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}
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m_sharedParams.m_xb200Attached = m_settings.m_xb200;
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}
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}
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}
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if ((m_settings.m_xb200Path != settings.m_xb200Path) || force)
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{
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m_settings.m_xb200Path = settings.m_xb200Path;
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if (m_dev != 0)
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{
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if(bladerf_xb200_set_path(m_dev, BLADERF_MODULE_RX, m_settings.m_xb200Path) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_xb200_set_path(BLADERF_MODULE_RX) failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: set xb200 path to " << m_settings.m_xb200Path;
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}
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}
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}
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if ((m_settings.m_xb200Filter != settings.m_xb200Filter) || force)
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{
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m_settings.m_xb200Filter = settings.m_xb200Filter;
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if (m_dev != 0)
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{
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if(bladerf_xb200_set_filterbank(m_dev, BLADERF_MODULE_RX, m_settings.m_xb200Filter) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_xb200_set_filterbank(BLADERF_MODULE_RX) failed");
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: set xb200 filter to " << m_settings.m_xb200Filter;
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}
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}
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}
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if ((m_settings.m_devSampleRate != settings.m_devSampleRate) || force)
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{
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m_settings.m_devSampleRate = settings.m_devSampleRate;
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forwardChange = true;
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if (m_dev != 0)
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{
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unsigned int actualSamplerate;
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if (bladerf_set_sample_rate(m_dev, BLADERF_MODULE_RX, m_settings.m_devSampleRate, &actualSamplerate) < 0)
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{
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qCritical("BladerfInput::applySettings: could not set sample rate: %d", m_settings.m_devSampleRate);
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: bladerf_set_sample_rate(BLADERF_MODULE_RX) actual sample rate is " << actualSamplerate;
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}
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}
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}
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if ((m_settings.m_bandwidth != settings.m_bandwidth) || force)
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{
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m_settings.m_bandwidth = settings.m_bandwidth;
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if(m_dev != 0)
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{
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unsigned int actualBandwidth;
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if( bladerf_set_bandwidth(m_dev, BLADERF_MODULE_RX, m_settings.m_bandwidth, &actualBandwidth) < 0)
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{
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qCritical("BladerfInput::applySettings: could not set bandwidth: %d", m_settings.m_bandwidth);
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}
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else
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{
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qDebug() << "BladerfInput::applySettings: bladerf_set_bandwidth(BLADERF_MODULE_RX) actual bandwidth is " << actualBandwidth;
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}
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}
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}
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if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
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{
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m_settings.m_log2Decim = settings.m_log2Decim;
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forwardChange = true;
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if (m_bladerfThread != 0)
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{
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m_bladerfThread->setLog2Decimation(m_settings.m_log2Decim);
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qDebug() << "BladerfInput::applySettings: set decimation to " << (1<<m_settings.m_log2Decim);
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}
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}
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if ((m_settings.m_fcPos != settings.m_fcPos) || force)
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{
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m_settings.m_fcPos = settings.m_fcPos;
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if (m_bladerfThread != 0)
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{
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m_bladerfThread->setFcPos((int) m_settings.m_fcPos);
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qDebug() << "BladerfInput::applySettings: set fc pos (enum) to " << (int) m_settings.m_fcPos;
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}
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}
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if (m_settings.m_centerFrequency != settings.m_centerFrequency)
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{
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forwardChange = true;
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}
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m_settings.m_centerFrequency = settings.m_centerFrequency;
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qint64 deviceCenterFrequency = m_settings.m_centerFrequency;
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qint64 f_img = deviceCenterFrequency;
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qint64 f_cut = deviceCenterFrequency + m_settings.m_bandwidth/2;
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if ((m_settings.m_log2Decim == 0) || (m_settings.m_fcPos == BladeRFInputSettings::FC_POS_CENTER))
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{
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deviceCenterFrequency = m_settings.m_centerFrequency;
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f_img = deviceCenterFrequency;
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f_cut = deviceCenterFrequency + m_settings.m_bandwidth/2;
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}
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else
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{
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if (m_settings.m_fcPos == BladeRFInputSettings::FC_POS_INFRA)
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{
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deviceCenterFrequency = m_settings.m_centerFrequency + (m_settings.m_devSampleRate / 4);
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f_img = deviceCenterFrequency + m_settings.m_devSampleRate/2;
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f_cut = deviceCenterFrequency + m_settings.m_bandwidth/2;
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}
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else if (m_settings.m_fcPos == BladeRFInputSettings::FC_POS_SUPRA)
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{
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deviceCenterFrequency = m_settings.m_centerFrequency - (m_settings.m_devSampleRate / 4);
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f_img = deviceCenterFrequency - m_settings.m_devSampleRate/2;
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f_cut = deviceCenterFrequency - m_settings.m_bandwidth/2;
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}
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}
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if (m_dev != NULL)
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{
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if (bladerf_set_frequency( m_dev, BLADERF_MODULE_RX, deviceCenterFrequency ) != 0)
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{
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qDebug("BladerfInput::applySettings: bladerf_set_frequency(%lld) failed", m_settings.m_centerFrequency);
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}
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}
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if (forwardChange)
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{
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int sampleRate = m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim);
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DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency);
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m_deviceAPI->getDeviceInputMessageQueue()->push(notif);
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}
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qDebug() << "BladerfInput::applySettings: center freq: " << m_settings.m_centerFrequency << " Hz"
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<< " device center freq: " << deviceCenterFrequency << " Hz"
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<< " device sample rate: " << m_settings.m_devSampleRate << "S/s"
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<< " Actual sample rate: " << m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim) << "S/s"
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<< " BW: " << m_settings.m_bandwidth << "Hz"
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<< " img: " << f_img << "Hz"
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<< " cut: " << f_cut << "Hz"
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<< " img - cut: " << f_img - f_cut;
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return true;
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}
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bladerf_lna_gain BladerfInput::getLnaGain(int lnaGain)
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{
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if (lnaGain == 2)
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{
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return BLADERF_LNA_GAIN_MAX;
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}
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else if (lnaGain == 1)
|
|
{
|
|
return BLADERF_LNA_GAIN_MID;
|
|
}
|
|
else
|
|
{
|
|
return BLADERF_LNA_GAIN_BYPASS;
|
|
}
|
|
}
|
|
|
|
//struct bladerf *BladerfInput::open_bladerf_from_serial(const char *serial)
|
|
//{
|
|
// int status;
|
|
// struct bladerf *dev;
|
|
// struct bladerf_devinfo info;
|
|
//
|
|
// /* Initialize all fields to "don't care" wildcard values.
|
|
// *
|
|
// * Immediately passing this to bladerf_open_with_devinfo() would cause
|
|
// * libbladeRF to open any device on any available backend. */
|
|
// bladerf_init_devinfo(&info);
|
|
//
|
|
// /* Specify the desired device's serial number, while leaving all other
|
|
// * fields in the info structure wildcard values */
|
|
// if (serial != NULL)
|
|
// {
|
|
// strncpy(info.serial, serial, BLADERF_SERIAL_LENGTH - 1);
|
|
// info.serial[BLADERF_SERIAL_LENGTH - 1] = '\0';
|
|
// }
|
|
//
|
|
// status = bladerf_open_with_devinfo(&dev, &info);
|
|
//
|
|
// if (status == BLADERF_ERR_NODEV)
|
|
// {
|
|
// fprintf(stderr, "No devices available with serial=%s\n", serial);
|
|
// return NULL;
|
|
// }
|
|
// else if (status != 0)
|
|
// {
|
|
// fprintf(stderr, "Failed to open device with serial=%s (%s)\n",
|
|
// serial, bladerf_strerror(status));
|
|
// return NULL;
|
|
// }
|
|
// else
|
|
// {
|
|
// return dev;
|
|
// }
|
|
//}
|