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BladeRF input: refactoring: device open close moved in the constructor and destructor respectively of the input object

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This commit is contained in:
f4exb 2017-04-13 20:16:33 +02:00
parent 527b5ef2f5
commit 5dd934320c
2 changed files with 76 additions and 82 deletions
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155
plugins/samplesource/bladerfinput/bladerfinput.cpp
View File

@ -37,59 +37,56 @@ BladerfInput::BladerfInput(DeviceSourceAPI *deviceAPI) :
m_settings(),
m_dev(0),
m_bladerfThread(0),
m_deviceDescription("BladeRFInput")
m_deviceDescription("BladeRFInput"),
m_running(false)
{
openDevice();
m_deviceAPI->setBuddySharedPtr(&m_sharedParams);
}
BladerfInput::~BladerfInput()
{
if (m_dev != 0)
{
stop();
}
if (m_running) stop();
closeDevice();
m_deviceAPI->setBuddySharedPtr(0);
}
bool BladerfInput::start(int device)
bool BladerfInput::openDevice()
{
// QMutexLocker mutexLocker(&m_mutex);
if (m_dev != 0)
{
closeDevice();
}
if (m_dev != 0)
{
stop();
}
int res;
int res;
if (!m_sampleFifo.setSize(96000 * 4))
{
qCritical("BladerfInput::start: could not allocate SampleFifo");
return false;
}
if (!m_sampleFifo.setSize(96000 * 4))
{
qCritical("BladerfInput::start: could not allocate SampleFifo");
return false;
}
if (m_deviceAPI->getSinkBuddies().size() > 0)
{
DeviceSinkAPI *buddy = m_deviceAPI->getSinkBuddies()[0];
DeviceBladeRFParams *buddySharedParams = (DeviceBladeRFParams *) buddy->getBuddySharedPtr();
if (m_deviceAPI->getSinkBuddies().size() > 0)
{
DeviceSinkAPI *buddy = m_deviceAPI->getSinkBuddies()[0];
DeviceBladeRFParams *buddySharedParams = (DeviceBladeRFParams *) buddy->getBuddySharedPtr();
if (buddySharedParams == 0)
{
if (buddySharedParams == 0)
{
qCritical("BladerfInput::start: could not get shared parameters from buddy");
return false;
}
}
if (buddy->getDeviceSinkEngine()->state() == DSPDeviceSinkEngine::StRunning) // Tx side is running so it must have device ownership
{
if (buddy->getDeviceSinkEngine()->state() == DSPDeviceSinkEngine::StRunning) // Tx side is running so it must have device ownership
{
if ((m_dev = buddySharedParams->m_dev) == 0) // get device handle from Tx but do not take ownership
{
qCritical("BladerfInput::start: could not get BladeRF handle from buddy");
return false;
}
}
else // Tx is not running so Rx opens device and takes ownership
{
}
else // Tx is not running so Rx opens device and takes ownership
{
if (!DeviceBladeRF::open_bladerf(&m_dev, 0)) // TODO: fix; Open first available device as there is no proper handling for multiple devices
{
qCritical("BladerfInput::start: could not open BladeRF");
@ -97,10 +94,10 @@ bool BladerfInput::start(int device)
}
m_sharedParams.m_dev = m_dev;
}
}
else // No Tx part open so Rx opens device and takes ownership
{
}
}
else // No Tx part open so Rx opens device and takes ownership
{
if (!DeviceBladeRF::open_bladerf(&m_dev, 0)) // TODO: fix; Open first available device as there is no proper handling for multiple devices
{
qCritical("BladerfInput::start: could not open BladeRF");
@ -108,72 +105,58 @@ bool BladerfInput::start(int device)
}
m_sharedParams.m_dev = m_dev;
}
// if ((m_dev = open_bladerf_from_serial(0)) == 0) // TODO: fix; Open first available device as there is no proper handling for multiple devices
// {
// qCritical("could not open BladeRF");
// return false;
// }
//
// fpga_loaded = bladerf_is_fpga_configured(m_dev);
//
// if (fpga_loaded < 0)
// {
// qCritical("Failed to check FPGA state: %s",
// bladerf_strerror(fpga_loaded));
// return false;
// }
// else if (fpga_loaded == 0)
// {
// qCritical("The device's FPGA is not loaded.");
// return false;
// }
}
// TODO: adjust USB transfer data according to sample rate
if ((res = bladerf_sync_config(m_dev, BLADERF_MODULE_RX, BLADERF_FORMAT_SC16_Q11, 64, 8192, 32, 10000)) < 0)
{
qCritical("BladerfInput::start: bladerf_sync_config with return code %d", res);
goto failed;
qCritical("BladerfInput::start: bladerf_sync_config with return code %d", res);
return false;
}
if ((res = bladerf_enable_module(m_dev, BLADERF_MODULE_RX, true)) < 0)
{
qCritical("BladerfInput::start: bladerf_enable_module with return code %d", res);
goto failed;
qCritical("BladerfInput::start: bladerf_enable_module with return code %d", res);
return false;
}
if((m_bladerfThread = new BladerfInputThread(m_dev, &m_sampleFifo)) == NULL) {
return true;
}
bool BladerfInput::start(int device)
{
// QMutexLocker mutexLocker(&m_mutex);
if (!m_dev) {
return false;
}
if (m_running) stop();
if((m_bladerfThread = new BladerfInputThread(m_dev, &m_sampleFifo)) == 0) {
qFatal("BladerfInput::start: out of memory");
goto failed;
stop();
return false;
}
m_bladerfThread->setLog2Decimation(m_settings.m_log2Decim);
m_bladerfThread->setFcPos((int) m_settings.m_fcPos);
m_bladerfThread->startWork();
// mutexLocker.unlock();
applySettings(m_settings, true);
qDebug("BladerfInput::startInput: started");
m_running = true;
return true;
failed:
stop();
return false;
}
void BladerfInput::stop()
void BladerfInput::closeDevice()
{
// QMutexLocker mutexLocker(&m_mutex);
int res;
if(m_bladerfThread != 0)
{
m_bladerfThread->stopWork();
delete m_bladerfThread;
m_bladerfThread = 0;
}
if ((res = bladerf_enable_module(m_dev, BLADERF_MODULE_RX, false)) < 0)
{
qCritical("BladerfInput::stop: bladerf_enable_module with return code %d", res);
@ -209,12 +192,20 @@ void BladerfInput::stop()
m_sharedParams.m_dev = 0;
m_dev = 0;
}
// if(m_dev != 0)
// {
// bladerf_close(m_dev);
// m_dev = 0;
// }
void BladerfInput::stop()
{
// QMutexLocker mutexLocker(&m_mutex);
if(m_bladerfThread != 0)
{
m_bladerfThread->stopWork();
delete m_bladerfThread;
m_bladerfThread = 0;
}
m_running = false;
}
const QString& BladerfInput::getDeviceDescription() const
@ -458,7 +449,7 @@ bool BladerfInput::applySettings(const BladeRFInputSettings& settings, bool forc
m_settings.m_log2Decim = settings.m_log2Decim;
forwardChange = true;
if(m_dev != 0)
if (m_bladerfThread != 0)
{
m_bladerfThread->setLog2Decimation(m_settings.m_log2Decim);
qDebug() << "BladerfInput::applySettings: set decimation to " << (1<<m_settings.m_log2Decim);
@ -469,7 +460,7 @@ bool BladerfInput::applySettings(const BladeRFInputSettings& settings, bool forc
{
m_settings.m_fcPos = settings.m_fcPos;
if(m_dev != 0)
if (m_bladerfThread != 0)
{
m_bladerfThread->setFcPos((int) m_settings.m_fcPos);
qDebug() << "BladerfInput::applySettings: set fc pos (enum) to " << (int) m_settings.m_fcPos;

3
plugins/samplesource/bladerfinput/bladerfinput.h
View File

@ -81,6 +81,8 @@ public:
virtual bool handleMessage(const Message& message);
private:
bool openDevice();
void closeDevice();
bool applySettings(const BladeRFInputSettings& settings, bool force);
bladerf_lna_gain getLnaGain(int lnaGain);
// struct bladerf *open_bladerf_from_serial(const char *serial);
@ -92,6 +94,7 @@ private:
BladerfInputThread* m_bladerfThread;
QString m_deviceDescription;
DeviceBladeRFParams m_sharedParams;
bool m_running;
};
#endif // INCLUDE_BLADERFINPUT_H