mirror of
https://github.com/f4exb/sdrangel.git
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443 lines
13 KiB
C++
443 lines
13 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 <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/devicesinkapi.h"
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#include "device/devicesourceapi.h"
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#include "bladerfoutput.h"
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#include "bladerfoutputgui.h"
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#include "bladerfoutputthread.h"
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MESSAGE_CLASS_DEFINITION(BladerfOutput::MsgConfigureBladerf, Message)
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MESSAGE_CLASS_DEFINITION(BladerfOutput::MsgReportBladerf, Message)
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BladerfOutput::BladerfOutput(DeviceSinkAPI *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("BladeRFOutput"),
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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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BladerfOutput::~BladerfOutput()
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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 BladerfOutput::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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m_sampleSourceFifo.resize(m_settings.m_devSampleRate/(1<<(m_settings.m_log2Interp <= 4 ? m_settings.m_log2Interp : 4)));
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if (m_deviceAPI->getSourceBuddies().size() > 0)
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{
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DeviceSourceAPI *sourceBuddy = m_deviceAPI->getSourceBuddies()[0];
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DeviceBladeRFParams *buddySharedParams = (DeviceBladeRFParams *) sourceBuddy->getBuddySharedPtr();
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if (buddySharedParams == 0)
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{
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qCritical("BladerfOutput::start: 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("BladerfOutput::start: 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->getSampleSinkSerial())))
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{
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qCritical("BladerfOutput::start: could not open BladeRF %s", qPrintable(m_deviceAPI->getSampleSinkSerial()));
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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_TX, BLADERF_FORMAT_SC16_Q11, 64, 8192, 32, 10000)) < 0)
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{
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qCritical("BladerfOutput::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_TX, true)) < 0)
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{
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qCritical("BladerfOutput::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 BladerfOutput::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 BladerfOutputThread(m_dev, &m_sampleSourceFifo)) == 0)
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{
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qFatal("BladerfOutput::start: out of memory");
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stop();
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return false;
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}
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// mutexLocker.unlock();
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applySettings(m_settings, true);
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m_bladerfThread->setLog2Interpolation(m_settings.m_log2Interp);
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m_bladerfThread->startWork();
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qDebug("BladerfOutput::start: started");
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m_running = true;
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return true;
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}
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void BladerfOutput::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_TX, false)) < 0)
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{
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qCritical("BladerfOutput::closeDevice: bladerf_enable_module with return code %d", res);
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}
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if (m_deviceAPI->getSourceBuddies().size() == 0)
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{
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qDebug("BladerfOutput::closeDevice: closing device since Rx 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 BladerfOutput::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& BladerfOutput::getDeviceDescription() const
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{
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return m_deviceDescription;
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}
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int BladerfOutput::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_log2Interp));
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}
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quint64 BladerfOutput::getCenterFrequency() const
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{
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return m_settings.m_centerFrequency;
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}
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bool BladerfOutput::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 BladerfOutput::applySettings(const BladeRFOutputSettings& 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() << "BladerfOutput::applySettings: m_dev: " << m_dev;
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if ((m_settings.m_devSampleRate != settings.m_devSampleRate) || (m_settings.m_log2Interp != settings.m_log2Interp) || force)
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{
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bool wasRunning = false;
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if ((m_bladerfThread != 0) && (m_bladerfThread->isRunning()))
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{
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m_bladerfThread->stopWork();
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wasRunning = true;
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}
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// FIFO size:
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// 1 s length up to interpolation by 16
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// 2 s for interpolation by 32
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m_sampleSourceFifo.resize(settings.m_devSampleRate/(1<<(settings.m_log2Interp <= 4 ? settings.m_log2Interp : 4)));
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if (wasRunning)
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{
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m_bladerfThread->startWork();
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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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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_TX, settings.m_devSampleRate, &actualSamplerate) < 0)
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{
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qCritical("BladerfOutput::applySettings: could not set sample rate: %d", settings.m_devSampleRate);
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: bladerf_set_sample_rate(BLADERF_MODULE_TX) 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_log2Interp != settings.m_log2Interp) || force)
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{
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forwardChange = true;
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if (m_bladerfThread != 0)
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{
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m_bladerfThread->setLog2Interpolation(settings.m_log2Interp);
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qDebug() << "BladerfOutput::applySettings: set interpolation to " << (1<<settings.m_log2Interp);
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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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if (m_dev != 0)
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{
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if(bladerf_set_txvga1(m_dev, settings.m_vga1) != 0)
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{
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qDebug("BladerfOutput::applySettings: bladerf_set_txvga1() failed");
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: VGA1 gain set to " << 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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if(m_dev != 0)
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{
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if(bladerf_set_txvga2(m_dev, settings.m_vga2) != 0)
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{
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qDebug("BladerfOutput::applySettings:bladerf_set_rxvga2() failed");
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: VGA2 gain set to " << 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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if (m_dev != 0)
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{
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bool changeSettings;
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if (m_deviceAPI->getSourceBuddies().size() > 0)
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{
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DeviceSourceAPI *buddy = m_deviceAPI->getSourceBuddies()[0];
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if (buddy->getDeviceSourceEngine()->state() == DSPDeviceSourceEngine::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 Rx 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 (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("BladerfOutput::applySettings: bladerf_expansion_attach(xb200) failed");
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}
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else
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{
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qDebug() << "BladerfOutput::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("BladerfOutput::applySettings: bladerf_expansion_attach(none) failed");
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: Detach XB200";
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}
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}
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m_sharedParams.m_xb200Attached = 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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if (m_dev != 0)
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{
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if(bladerf_xb200_set_path(m_dev, BLADERF_MODULE_TX, settings.m_xb200Path) != 0)
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{
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qDebug("BladerfOutput::applySettings: bladerf_xb200_set_path(BLADERF_MODULE_TX) failed");
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: set xb200 path to " << 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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if (m_dev != 0)
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{
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if(bladerf_xb200_set_filterbank(m_dev, BLADERF_MODULE_TX, settings.m_xb200Filter) != 0)
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{
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qDebug("BladerfOutput::applySettings: bladerf_xb200_set_filterbank(BLADERF_MODULE_TX) failed");
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: set xb200 filter to " << settings.m_xb200Filter;
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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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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_TX, settings.m_bandwidth, &actualBandwidth) < 0)
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{
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qCritical("BladerfOutput::applySettings: could not set bandwidth: %d", settings.m_bandwidth);
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}
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else
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{
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qDebug() << "BladerfOutput::applySettings: bladerf_set_bandwidth(BLADERF_MODULE_TX) actual bandwidth is " << actualBandwidth;
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}
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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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if (m_dev != NULL)
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{
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if (bladerf_set_frequency( m_dev, BLADERF_MODULE_TX, settings.m_centerFrequency ) != 0)
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{
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qDebug("BladerfOutput::applySettings: bladerf_set_frequency(%lld) failed", settings.m_centerFrequency);
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}
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}
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m_settings.m_centerFrequency = settings.m_centerFrequency;
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m_settings.m_bandwidth = settings.m_bandwidth;
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m_settings.m_xb200Filter = settings.m_xb200Filter;
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m_settings.m_xb200 = settings.m_xb200;
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m_settings.m_xb200Path = settings.m_xb200Path;
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m_settings.m_vga2 = settings.m_vga2;
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m_settings.m_vga1 = settings.m_vga1;
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m_settings.m_devSampleRate = settings.m_devSampleRate;
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m_settings.m_log2Interp = settings.m_log2Interp;
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if (forwardChange)
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{
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int sampleRate = m_settings.m_devSampleRate/(1<<m_settings.m_log2Interp);
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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() << "BladerfOutput::applySettings: center freq: " << m_settings.m_centerFrequency << " Hz"
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<< " device sample rate: " << m_settings.m_devSampleRate << "S/s"
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<< " baseband sample rate: " << m_settings.m_devSampleRate/(1<<m_settings.m_log2Interp) << "S/s"
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<< " BW: " << m_settings.m_bandwidth << "Hz";
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return true;
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}
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