Commit 63c68100 authored by knopp's avatar knopp

spawn a thread for frequency adjustments in USRP device driver

parent 8369af09
......@@ -360,7 +360,15 @@ static bool is_equal(double a, double b)
return std::fabs(a-b) < std::numeric_limits<double>::epsilon();
}
/*! \brief Set frequencies (TX/RX)
void *freq_thread(void *arg) {
openair0_device *device=(openair0_device *)arg;
usrp_state_t *s = (usrp_state_t*)device->priv;
s->usrp->set_tx_freq(device->openair0_cfg[0].tx_freq[0]);
s->usrp->set_rx_freq(device->openair0_cfg[0].rx_freq[0]);
}
/*! \brief Set frequencies (TX/RX). Spawns a thread to handle the frequency change to not block the calling thread
* \param device the hardware to use
* \param openair0_cfg RF frontend parameters set by application
* \param dummy dummy variable not used
......@@ -369,10 +377,12 @@ static bool is_equal(double a, double b)
int trx_usrp_set_freq(openair0_device* device, openair0_config_t *openair0_cfg, int dummy) {
usrp_state_t *s = (usrp_state_t*)device->priv;
pthread_t f_thread;
printf("Setting USRP TX Freq %f, RX Freq %f\n",openair0_cfg[0].tx_freq[0],openair0_cfg[0].rx_freq[0]);
s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[0]);
s->usrp->set_rx_freq(openair0_cfg[0].rx_freq[0]);
// spawn a thread to handle the frequency change to not block the calling thread
pthread_create(&f_thread,NULL,freq_thread,(void*)device);
return(0);
......
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