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LimeSDR: fixed issue #50 by moving channel acquisition and release at start and stop times. Corrections to buddies thread suspend/resume. Corrected void channel handling

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This commit is contained in:
f4exb
2017-08-14 03:32:51 +02:00
parent 0288044ab3
commit 798d485342
6 changed files with 156 additions and 84 deletions
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plugins/samplesink/limesdroutput/limesdroutput.cpp
+107 -64
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@@ -42,7 +42,8 @@ LimeSDROutput::LimeSDROutput(DeviceSinkAPI *deviceAPI) :
m_limeSDROutputThread(0),
m_deviceDescription(),
m_running(false),
m_firstConfig(true)
m_firstConfig(true),
m_channelAcquired(false)
{
m_streamId.handle = 0;
suspendBuddies();
@@ -98,7 +99,10 @@ bool LimeSDROutput::openDevice()
{
DeviceSinkAPI *buddy = m_deviceAPI->getSinkBuddies()[i];
DeviceLimeSDRShared *buddyShared = (DeviceLimeSDRShared *) buddy->getBuddySharedPtr();
busyChannels[buddyShared->m_channel] = 1;
if (buddyShared->m_channel >= 0) {
busyChannels[buddyShared->m_channel] = 1;
}
}
std::size_t ch = 0;
@@ -150,36 +154,6 @@ bool LimeSDROutput::openDevice()
m_deviceAPI->setBuddySharedPtr(&m_deviceShared); // propagate common parameters to API
// acquire the channel
if (LMS_EnableChannel(m_deviceShared.m_deviceParams->getDevice(), LMS_CH_TX, m_deviceShared.m_channel, true) != 0)
{
qCritical("LimeSDROutput::openDevice: cannot enable Tx channel %lu", m_deviceShared.m_channel);
return false;
}
else
{
qDebug("LimeSDROutput::openDevice: Tx channel %lu enabled", m_deviceShared.m_channel);
}
// set up the stream
m_streamId.channel = m_deviceShared.m_channel; // channel number
m_streamId.fifoSize = 512 * 1024; // fifo size in samples (SR / 10 take ~5MS/s)
m_streamId.throughputVsLatency = 0.0; // optimize for min latency
m_streamId.isTx = true; // TX channel
m_streamId.dataFmt = lms_stream_t::LMS_FMT_I12; // 12-bit integers
if (LMS_SetupStream(m_deviceShared.m_deviceParams->getDevice(), &m_streamId) != 0)
{
qCritical("LimeSDROutput::start: cannot setup the stream on Tx channel %lu", m_deviceShared.m_channel);
return false;
}
else
{
qDebug("LimeSDROutput::start: stream set up on Tx channel %lu", m_deviceShared.m_channel);
}
return true;
}
@@ -243,18 +217,7 @@ void LimeSDROutput::closeDevice()
return;
}
// destroy the stream
LMS_DestroyStream(m_deviceShared.m_deviceParams->getDevice(), &m_streamId);
m_streamId.handle = 0;
// release the channel
if (LMS_EnableChannel(m_deviceShared.m_deviceParams->getDevice(), LMS_CH_TX, m_deviceShared.m_channel, false) != 0)
{
qWarning("LimeSDROutput::closeDevice: cannot disable Tx channel %lu", m_deviceShared.m_channel);
}
m_deviceShared.m_channel = -1;
if (m_running) stop();
// No buddies so effectively close the device
@@ -264,6 +227,60 @@ void LimeSDROutput::closeDevice()
delete m_deviceShared.m_deviceParams;
m_deviceShared.m_deviceParams = 0;
}
m_deviceShared.m_channel = -1; // effectively release the channel for the possible buddies
}
bool LimeSDROutput::acquireChannel()
{
// acquire the channel
if (LMS_EnableChannel(m_deviceShared.m_deviceParams->getDevice(), LMS_CH_TX, m_deviceShared.m_channel, true) != 0)
{
qCritical("LimeSDROutput::acquireChannel: cannot enable Tx channel %d", m_deviceShared.m_channel);
return false;
}
else
{
qDebug("LimeSDROutput::acquireChannel: Tx channel %d enabled", m_deviceShared.m_channel);
}
// set up the stream
m_streamId.channel = m_deviceShared.m_channel; // channel number
m_streamId.fifoSize = 512 * 1024; // fifo size in samples (SR / 10 take ~5MS/s)
m_streamId.throughputVsLatency = 0.0; // optimize for min latency
m_streamId.isTx = true; // TX channel
m_streamId.dataFmt = lms_stream_t::LMS_FMT_I12; // 12-bit integers
if (LMS_SetupStream(m_deviceShared.m_deviceParams->getDevice(), &m_streamId) != 0)
{
qCritical("LimeSDROutput::acquireChannel: cannot setup the stream on Tx channel %d", m_deviceShared.m_channel);
return false;
}
else
{
qDebug("LimeSDROutput::acquireChannel: stream set up on Tx channel %d", m_deviceShared.m_channel);
}
m_channelAcquired = true;
return true;
}
void LimeSDROutput::releaseChannel()
{
// destroy the stream
LMS_DestroyStream(m_deviceShared.m_deviceParams->getDevice(), &m_streamId);
m_streamId.handle = 0;
// release the channel
if (LMS_EnableChannel(m_deviceShared.m_deviceParams->getDevice(), LMS_CH_TX, m_deviceShared.m_channel, false) != 0)
{
qWarning("LimeSDROutput::releaseChannel: cannot disable Tx channel %d", m_deviceShared.m_channel);
}
m_channelAcquired = false;
}
bool LimeSDROutput::start()
@@ -274,6 +291,11 @@ bool LimeSDROutput::start()
if (m_running) stop();
if (!acquireChannel())
{
return false;
}
applySettings(m_settings, true);
// start / stop streaming is done in the thread.
@@ -310,6 +332,8 @@ void LimeSDROutput::stop()
m_deviceShared.m_thread = 0;
m_running = false;
releaseChannel();
}
const QString& LimeSDROutput::getDeviceDescription() const
@@ -481,6 +505,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
bool forwardChangeTxDSP = false;
bool forwardChangeAllDSP = false;
bool suspendOwnThread = false;
bool ownThreadWasRunning = false;
bool suspendTxThread = false;
bool suspendAllThread = false;
bool doCalibration = false;
@@ -522,8 +547,14 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
{
DeviceLimeSDRShared *buddySharedPtr = (DeviceLimeSDRShared *) (*itSource)->getBuddySharedPtr();
if (buddySharedPtr->m_thread) {
if (buddySharedPtr->m_thread && buddySharedPtr->m_thread->isRunning())
{
buddySharedPtr->m_thread->stopWork();
buddySharedPtr->m_threadWasRunning = true;
}
else
{
buddySharedPtr->m_threadWasRunning = false;
}
}
@@ -534,13 +565,21 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
{
DeviceLimeSDRShared *buddySharedPtr = (DeviceLimeSDRShared *) (*itSink)->getBuddySharedPtr();
if (buddySharedPtr->m_thread) {
if (buddySharedPtr->m_thread && buddySharedPtr->m_thread->isRunning())
{
buddySharedPtr->m_thread->stopWork();
buddySharedPtr->m_threadWasRunning = true;
}
else
{
buddySharedPtr->m_threadWasRunning = false;
}
}
if (m_limeSDROutputThread) {
if (m_limeSDROutputThread && m_limeSDROutputThread->isRunning())
{
m_limeSDROutputThread->stopWork();
ownThreadWasRunning = true;
}
}
else if (suspendTxThread)
@@ -557,14 +596,18 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
}
}
if (m_limeSDROutputThread) {
if (m_limeSDROutputThread && m_limeSDROutputThread->isRunning())
{
m_limeSDROutputThread->stopWork();
ownThreadWasRunning = true;
}
}
else if (suspendOwnThread)
{
if (m_limeSDROutputThread) {
if (m_limeSDROutputThread && m_limeSDROutputThread->isRunning())
{
m_limeSDROutputThread->stopWork();
ownThreadWasRunning = true;
}
}
@@ -572,7 +615,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
if ((m_settings.m_gain != settings.m_gain) || force)
{
if (m_deviceShared.m_deviceParams->getDevice() != 0)
if (m_deviceShared.m_deviceParams->getDevice() != 0 && m_channelAcquired)
{
if (LMS_SetGaindB(m_deviceShared.m_deviceParams->getDevice(),
LMS_CH_TX,
@@ -630,7 +673,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
if ((m_settings.m_lpfBW != settings.m_lpfBW) || force)
{
if (m_deviceShared.m_deviceParams->getDevice() != 0)
if (m_deviceShared.m_deviceParams->getDevice() != 0 && m_channelAcquired)
{
if (LMS_SetLPFBW(m_deviceShared.m_deviceParams->getDevice(),
LMS_CH_TX,
@@ -650,7 +693,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
if ((m_settings.m_lpfFIRBW != settings.m_lpfFIRBW) ||
(m_settings.m_lpfFIREnable != settings.m_lpfFIREnable) || force)
{
if (m_deviceShared.m_deviceParams->getDevice() != 0)
if (m_deviceShared.m_deviceParams->getDevice() != 0 && m_channelAcquired)
{
if (LMS_SetGFIRLPF(m_deviceShared.m_deviceParams->getDevice(),
LMS_CH_TX,
@@ -675,7 +718,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
if ((m_settings.m_ncoFrequency != settings.m_ncoFrequency) ||
(m_settings.m_ncoEnable != settings.m_ncoEnable) || force || forceNCOFrequency)
{
if (m_deviceShared.m_deviceParams->getDevice() != 0)
if (m_deviceShared.m_deviceParams->getDevice() != 0 && m_channelAcquired)
{
if (DeviceLimeSDR::setNCOFrequency(m_deviceShared.m_deviceParams->getDevice(),
LMS_CH_TX,
@@ -713,7 +756,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
if ((m_settings.m_antennaPath != settings.m_antennaPath) || force)
{
if (m_deviceShared.m_deviceParams->getDevice() != 0)
if (m_deviceShared.m_deviceParams->getDevice() != 0 && m_channelAcquired)
{
if (DeviceLimeSDR::setTxAntennaPath(m_deviceShared.m_deviceParams->getDevice(),
m_deviceShared.m_channel,
@@ -735,7 +778,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
{
forwardChangeTxDSP = true;
if (m_deviceShared.m_deviceParams->getDevice() != 0)
if (m_deviceShared.m_deviceParams->getDevice() != 0 && m_channelAcquired)
{
if (LMS_SetLOFrequency(m_deviceShared.m_deviceParams->getDevice(),
LMS_CH_TX,
@@ -755,7 +798,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
m_settings = settings;
if (doCalibration)
if (doCalibration && m_channelAcquired)
{
if (LMS_Calibrate(m_deviceShared.m_deviceParams->getDevice(),
LMS_CH_TX,
@@ -763,11 +806,11 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
m_settings.m_lpfBW,
0) < 0)
{
qCritical("LimeSDROutput::applySettings: calibration failed on Tx channel %lu", m_deviceShared.m_channel);
qCritical("LimeSDROutput::applySettings: calibration failed on Tx channel %d", m_deviceShared.m_channel);
}
else
{
qDebug("LimeSDROutput::applySettings: calibration successful on Tx channel %lu", m_deviceShared.m_channel);
qDebug("LimeSDROutput::applySettings: calibration successful on Tx channel %d", m_deviceShared.m_channel);
}
}
@@ -782,7 +825,7 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
{
DeviceLimeSDRShared *buddySharedPtr = (DeviceLimeSDRShared *) (*itSource)->getBuddySharedPtr();
if (buddySharedPtr->m_thread) {
if (buddySharedPtr->m_threadWasRunning) {
buddySharedPtr->m_thread->startWork();
}
}
@@ -794,12 +837,12 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
{
DeviceLimeSDRShared *buddySharedPtr = (DeviceLimeSDRShared *) (*itSink)->getBuddySharedPtr();
if (buddySharedPtr->m_thread) {
if (buddySharedPtr->m_threadWasRunning) {
buddySharedPtr->m_thread->startWork();
}
}
if (m_limeSDROutputThread) {
if (ownThreadWasRunning) {
m_limeSDROutputThread->startWork();
}
}
@@ -812,16 +855,16 @@ bool LimeSDROutput::applySettings(const LimeSDROutputSettings& settings, bool fo
{
DeviceLimeSDRShared *buddySharedPtr = (DeviceLimeSDRShared *) (*itSink)->getBuddySharedPtr();
if (buddySharedPtr->m_thread) {
if (buddySharedPtr->m_threadWasRunning) {
buddySharedPtr->m_thread->startWork();
}
}
if (m_limeSDROutputThread) {
if (ownThreadWasRunning) {
m_limeSDROutputThread->startWork();
}
}
else if (suspendOwnThread)
else if (ownThreadWasRunning)
{
if (m_limeSDROutputThread) {
m_limeSDROutputThread->startWork();