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BladeRF2 input: fix MI start/stop

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This commit is contained in:
f4exb 2018-09-26 08:54:40 +02:00
parent 464a9fde0a
commit 96979e0c37
1 changed files with 20 additions and 48 deletions
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68
plugins/samplesource/bladerf2input/bladerf2input.cpp
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@ -119,24 +119,6 @@ bool BladeRF2Input::openDevice()
}
m_deviceShared.m_dev = device;
int requestedChannel = m_deviceAPI->getItemIndex();
if (requestedChannel == deviceBladeRF2Shared->m_channel)
{
qCritical("BladeRF2Input::openDevice: channel %u already in use", requestedChannel);
return false;
}
if (!device->openRx(requestedChannel))
{
qCritical("BladeRF2Input::openDevice: channel %u cannot be enabled", requestedChannel);
return false;
}
else
{
m_deviceShared.m_channel = requestedChannel;
qDebug("BladeRF2Input::openDevice: channel %u enabled", requestedChannel);
}
}
// look for Tx buddies and get reference to the device object
// allocate the Rx channel unconditionally
@ -162,18 +144,6 @@ bool BladeRF2Input::openDevice()
}
m_deviceShared.m_dev = device;
int requestedChannel = m_deviceAPI->getItemIndex();
if (!device->openRx(requestedChannel))
{
qCritical("BladeRF2Input::openDevice: channel %u cannot be enabled", requestedChannel);
return false;
}
else
{
m_deviceShared.m_channel = requestedChannel;
qDebug("BladeRF2Input::openDevice: channel %u enabled", requestedChannel);
}
}
// There are no buddies then create the first BladeRF2 device
// allocate the Rx channel unconditionally
@ -190,21 +160,9 @@ bool BladeRF2Input::openDevice()
qCritical("BladeRF2Input::openDevice: cannot open BladeRF2 device");
return false;
}
int requestedChannel = m_deviceAPI->getItemIndex();
if (!m_deviceShared.m_dev->openRx(requestedChannel))
{
qCritical("BladeRF2Input::openDevice: channel %u cannot be enabled", requestedChannel);
return false;
}
else
{
m_deviceShared.m_channel = requestedChannel;
qDebug("BladeRF2Input::openDevice: channel %u enabled", requestedChannel);
}
}
m_deviceShared.m_channel = m_deviceAPI->getItemIndex(); // publicly allocate channel
m_deviceShared.m_source = this;
m_deviceAPI->setBuddySharedPtr(&m_deviceShared); // propagate common parameters to API
return true;
@ -224,7 +182,7 @@ void BladeRF2Input::closeDevice()
moveThreadToBuddy();
}
m_deviceShared.m_channel = -1;
m_deviceShared.m_channel = -1; // publicly release channel
m_deviceShared.m_source = 0;
// No buddies so effectively close the device
@ -305,7 +263,7 @@ bool BladeRF2Input::start()
if (bladerf2InputThread) // if thread is already allocated
{
qDebug("BladerfInput::start: thread is owned by a buddy");
qDebug("BladerfInput::start: thread is already allocated");
int nbOriginalChannels = bladerf2InputThread->getNbChannels();
@ -363,7 +321,19 @@ bool BladeRF2Input::start()
bladerf2InputThread->setLog2Decimation(requestedChannel, m_settings.m_log2Decim);
bladerf2InputThread->setFcPos(requestedChannel, (int) m_settings.m_fcPos);
if (needsStart) {
if (needsStart)
{
qDebug("BladerfInput::start: enabling channel(s) and (re)sart buddy thread");
int nbChannels = bladerf2InputThread->getNbChannels();
for (int i = 0; i < nbChannels; i++)
{
if (!m_deviceShared.m_dev->openRx(i)) {
qCritical("BladeRF2Input::start: channel %u cannot be enabled", i);
}
}
bladerf2InputThread->startWork();
}
@ -384,8 +354,7 @@ void BladeRF2Input::stop()
int requestedChannel = m_deviceAPI->getItemIndex();
BladeRF2InputThread *bladerf2InputThread = findThread();
if (bladerf2InputThread == 0) // no thread allocated
{
if (bladerf2InputThread == 0) { // no thread allocated
return;
}
@ -405,6 +374,8 @@ void BladeRF2Input::stop()
for (; it != sourceBuddies.end(); ++it) {
((DeviceBladeRF2Shared*) (*it)->getBuddySharedPtr())->m_source->setThread(0);
}
m_deviceShared.m_dev->closeRx(0); // close the unique channel
}
else if (requestedChannel == nbOriginalChannels - 1) // remove last MI channel => reduce by deleting and re-creating the thread
{
@ -440,6 +411,7 @@ void BladeRF2Input::stop()
((DeviceBladeRF2Shared*) (*it)->getBuddySharedPtr())->m_source->setThread(0);
}
m_deviceShared.m_dev->closeRx(requestedChannel); // close the last channel
bladerf2InputThread->startWork();
}
else // remove channel from existing thread