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XTRX input: fixed placement of stream start/stop so it can be recovered inc ase of read failure

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This commit is contained in:
f4exb 2018-12-30 00:46:11 +01:00
parent 9db1c67b31
commit 31a1f32c05
1 changed files with 50 additions and 38 deletions
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88
plugins/samplesource/xtrxinput/xtrxinputthread.cpp
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@ -40,55 +40,28 @@ XTRXInputThread::~XTRXInputThread()
void XTRXInputThread::startWork()
{
if (m_running) return; // return if running already
xtrx_run_params params;
xtrx_run_params_init(&params);
params.dir = XTRX_RX;
params.rx.chs = XTRX_CH_AB;
params.rx.wfmt = XTRX_WF_16;
params.rx.hfmt = XTRX_IQ_INT16;
params.rx.flags |= XTRX_RSP_SISO_MODE;
params.rx_stream_start = 2*8192;
// TODO: replace this
if (m_shared->m_channel == XTRX_CH_B)
params.rx.flags |= XTRX_RSP_SWAP_AB;
int res = xtrx_run_ex(m_shared->m_deviceParams->getDevice(),
&params);
if (res != 0) {
qCritical("XTRXInputThread::startWork: could not start stream err:%d", res);
} else {
usleep(50000);
qDebug("XTRXInputThread::startWork: stream started");
if (m_running) {
return; // return if running already
}
m_startWaitMutex.lock();
start();
while(!m_running)
while (!m_running) {
m_startWaiter.wait(&m_startWaitMutex, 100);
}
m_startWaitMutex.unlock();
}
void XTRXInputThread::stopWork()
{
if (!m_running) return; // return if not running
if (!m_running) {
return; // return if not running
}
m_running = false;
int res = xtrx_stop(m_shared->m_deviceParams->getDevice(), XTRX_RX);
wait();
if (res != 0) {
qCritical("XTRXInputThread::stopWork: could not stop stream");
} else {
usleep(50000);
qDebug("XTRXInputThread::stopWork: stream stopped");
}
}
void XTRXInputThread::setLog2Decimation(unsigned int log2_decim)
@ -108,6 +81,34 @@ void XTRXInputThread::run()
m_running = true;
m_startWaiter.wakeAll();
xtrx_run_params params;
xtrx_run_params_init(&params);
params.dir = XTRX_RX;
params.rx.chs = XTRX_CH_AB;
params.rx.wfmt = XTRX_WF_16;
params.rx.hfmt = XTRX_IQ_INT16;
params.rx.flags |= XTRX_RSP_SISO_MODE;
params.rx_stream_start = 2*8192;
// TODO: replace this
if (m_shared->m_channel == XTRX_CH_B) {
params.rx.flags |= XTRX_RSP_SWAP_AB;
}
res = xtrx_run_ex(m_shared->m_deviceParams->getDevice(), &params);
if (res != 0)
{
qCritical("XTRXInputThread::run: could not start stream err:%d", res);
m_running = false;
}
else
{
usleep(50000);
qDebug("XTRXInputThread::run: stream started");
}
void* buffers[1] = { m_buf };
xtrx_recv_ex_info_t nfo;
nfo.samples = XTRX_BLOCKSIZE;
@ -119,8 +120,7 @@ void XTRXInputThread::run()
while (m_running)
{
//if ((res = LMS_RecvStream(m_stream, (void *) m_buf, XTRX_BLOCKSIZE, &metadata, 1000)) < 0)
res = xtrx_recv_sync_ex(m_shared->m_deviceParams->getDevice(),
&nfo);
res = xtrx_recv_sync_ex(m_shared->m_deviceParams->getDevice(), &nfo);
if (res < 0)
{
@ -131,6 +131,18 @@ void XTRXInputThread::run()
callback(m_buf, 2 * nfo.out_samples);
}
res = xtrx_stop(m_shared->m_deviceParams->getDevice(), XTRX_RX);
if (res != 0)
{
qCritical("XTRXInputThread::run: could not stop stream");
}
else
{
usleep(50000);
qDebug("XTRXInputThread::run: stream stopped");
}
m_running = false;
}