SDR: Add clock source selection, untested yet
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@ -374,7 +374,7 @@ void *sdr_open(const char __attribute__((__unused__)) *audiodev, double *tx_freq
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#ifdef HAVE_UHD
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if (sdr_config->uhd) {
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rc = uhd_open(sdr_config->channel, sdr_config->device_args, sdr_config->stream_args, sdr_config->tune_args, sdr_config->tx_antenna, sdr_config->rx_antenna, tx_center_frequency, rx_center_frequency, sdr_config->lo_offset, sdr_config->samplerate, sdr_config->tx_gain, sdr_config->rx_gain, sdr_config->bandwidth, sdr_config->uhd_tx_timestamps);
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rc = uhd_open(sdr_config->channel, sdr_config->device_args, sdr_config->stream_args, sdr_config->tune_args, sdr_config->tx_antenna, sdr_config->rx_antenna, sdr_config->clock_source, tx_center_frequency, rx_center_frequency, sdr_config->lo_offset, sdr_config->samplerate, sdr_config->tx_gain, sdr_config->rx_gain, sdr_config->bandwidth, sdr_config->uhd_tx_timestamps);
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if (rc)
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goto error;
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}
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@ -382,7 +382,7 @@ void *sdr_open(const char __attribute__((__unused__)) *audiodev, double *tx_freq
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#ifdef HAVE_SOAPY
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if (sdr_config->soapy) {
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rc = soapy_open(sdr_config->channel, sdr_config->device_args, sdr_config->stream_args, sdr_config->tune_args, sdr_config->tx_antenna, sdr_config->rx_antenna, tx_center_frequency, rx_center_frequency, sdr_config->lo_offset, sdr_config->samplerate, sdr_config->tx_gain, sdr_config->rx_gain, sdr_config->bandwidth);
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rc = soapy_open(sdr_config->channel, sdr_config->device_args, sdr_config->stream_args, sdr_config->tune_args, sdr_config->tx_antenna, sdr_config->rx_antenna, sdr_config->clock_source, tx_center_frequency, rx_center_frequency, sdr_config->lo_offset, sdr_config->samplerate, sdr_config->tx_gain, sdr_config->rx_gain, sdr_config->bandwidth);
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if (rc)
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goto error;
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}
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@ -76,6 +76,8 @@ void sdr_config_print_help(void)
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printf(" SDR device's RX antenna name, use 'list' to get a list\n");
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printf(" --sdr-tx-antenna <name>\n");
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printf(" SDR device's TX antenna name, use 'list' to get a list\n");
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printf(" --sdr-clock-source <name>\n");
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printf(" SDR device's clock sourc name, use 'list' to get a list\n");
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printf(" --sdr-rx-gain <gain>\n");
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printf(" SDR device's RX gain in dB (default = %.1f)\n", sdr_config->rx_gain);
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printf(" --sdr-tx-gain <gain>\n");
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@ -111,17 +113,18 @@ void sdr_config_print_hotkeys(void)
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#define OPT_SDR_TUNE_ARGS 1505
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#define OPT_SDR_RX_ANTENNA 1506
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#define OPT_SDR_TX_ANTENNA 1507
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#define OPT_SDR_RX_GAIN 1508
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#define OPT_SDR_TX_GAIN 1509
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#define OPT_SDR_SAMPLERATE 1510
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#define OPT_SDR_LO_OFFSET 1511
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#define OPT_SDR_BANDWIDTH 1512
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#define OPT_WRITE_IQ_RX_WAVE 1513
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#define OPT_WRITE_IQ_TX_WAVE 1514
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#define OPT_READ_IQ_RX_WAVE 1515
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#define OPT_READ_IQ_TX_WAVE 1516
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#define OPT_SDR_SWAP_LINKS 1517
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#define OPT_SDR_UHD_TX_TS 1518
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#define OPT_SDR_CLOCK_SOURCE 1508
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#define OPT_SDR_RX_GAIN 1509
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#define OPT_SDR_TX_GAIN 1510
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#define OPT_SDR_SAMPLERATE 1511
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#define OPT_SDR_LO_OFFSET 1512
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#define OPT_SDR_BANDWIDTH 1513
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#define OPT_WRITE_IQ_RX_WAVE 1514
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#define OPT_WRITE_IQ_TX_WAVE 1515
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#define OPT_READ_IQ_RX_WAVE 1516
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#define OPT_READ_IQ_TX_WAVE 1517
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#define OPT_SDR_SWAP_LINKS 1518
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#define OPT_SDR_UHD_TX_TS 1519
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void sdr_config_add_options(void)
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{
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@ -136,6 +139,7 @@ void sdr_config_add_options(void)
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option_add(OPT_SDR_BANDWIDTH, "sdr-bandwidth", 1);
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option_add(OPT_SDR_RX_ANTENNA, "sdr-rx-antenna", 1);
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option_add(OPT_SDR_TX_ANTENNA, "sdr-tx-antenna", 1);
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option_add(OPT_SDR_CLOCK_SOURCE, "sdr-clock-source", 1);
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option_add(OPT_SDR_RX_GAIN, "sdr-rx-gain", 1);
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option_add(OPT_SDR_TX_GAIN, "sdr-tx-gain", 1);
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option_add(OPT_WRITE_IQ_RX_WAVE, "write-iq-rx-wave", 1);
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@ -194,6 +198,9 @@ int sdr_config_handle_options(int short_option, int argi, char **argv)
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case OPT_SDR_TX_ANTENNA:
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sdr_config->tx_antenna = strdup(argv[argi]);
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break;
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case OPT_SDR_CLOCK_SOURCE:
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sdr_config->clock_source = strdup(argv[argi]);
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break;
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case OPT_SDR_RX_GAIN:
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sdr_config->rx_gain = atof(argv[argi]);
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break;
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@ -13,6 +13,7 @@ typedef struct sdr_config {
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rx_gain;
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const char *tx_antenna, /* list/override antennas */
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*rx_antenna;
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const char *clock_source; /* list/override clock source */
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const char *write_iq_tx_wave; /* wave recording and playback */
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const char *write_iq_rx_wave;
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const char *read_iq_tx_wave;
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@ -62,10 +62,10 @@ static int parse_args(SoapySDRKwargs *args, const char *_args_string)
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return 0;
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}
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int soapy_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth)
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int soapy_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, const char *clock_source, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth)
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{
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double got_frequency, got_rate, got_gain, got_bandwidth;
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const char *got_antenna;
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const char *got_antenna, *got_clock;
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size_t num_channels;
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SoapySDRKwargs device_args;
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SoapySDRKwargs stream_args;
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@ -103,6 +103,42 @@ int soapy_open(size_t channel, const char *_device_args, const char *_stream_arg
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return -EIO;
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}
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/* clock source */
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if (clock_source && clock_source[0]) {
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if (!strcasecmp(clock_source, "list")) {
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char **clocks;
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size_t clocks_length;
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int i;
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clocks = SoapySDRDevice_listClockSources(sdr, &clocks_length);
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if (!clocks) {
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PDEBUG(DSOAPY, DEBUG_ERROR, "Failed to request list of clock sources!\n");
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soapy_close();
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return -EIO;
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}
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if (clocks_length) {
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for (i = 0; i < (int)clocks_length; i++)
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PDEBUG(DSOAPY, DEBUG_NOTICE, "Clock source: '%s'\n", clocks[i]);
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got_clock = SoapySDRDevice_getClockSource(sdr);
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PDEBUG(DSOAPY, DEBUG_NOTICE, "Default clock source: '%s'\n", got_clock);
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} else
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PDEBUG(DSOAPY, DEBUG_NOTICE, "There are no clock sources configurable for this device.\n");
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soapy_close();
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return 1;
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}
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if (SoapySDRDevice_setClockSource(sdr, clock_source) != 0) {
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PDEBUG(DSOAPY, DEBUG_ERROR, "Failed to set clock source to '%s'\n", clock_source);
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soapy_close();
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return -EIO;
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}
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got_clock = SoapySDRDevice_getClockSource(sdr);
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if (!!strcasecmp(clock_source, got_clock)) {
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PDEBUG(DSOAPY, DEBUG_NOTICE, "Given clock source '%s' was accepted, but driver claims to use '%s'\n", clock_source, got_clock);
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soapy_close();
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return -EINVAL;
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}
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}
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if (rx_frequency) {
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/* get number of channels and check if requested channel is in range */
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num_channels = SoapySDRDevice_getNumChannels(sdr, SOAPY_SDR_RX);
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@ -1,5 +1,5 @@
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int soapy_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth);
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int soapy_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, const char *clock_source, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth);
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int soapy_start(void);
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void soapy_close(void);
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int soapy_send(float *buff, int num);
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@ -49,11 +49,11 @@ static time_t tx_time_secs = 0;
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static double tx_time_fract_sec = 0.0;
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static int tx_timestamps;
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int uhd_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth, int _tx_timestamps)
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int uhd_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, const char *clock_source, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth, int _tx_timestamps)
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{
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uhd_error error;
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double got_frequency, got_rate, got_gain, got_bandwidth;
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char got_antenna[64];
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char got_antenna[64], got_clock[64];
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samplerate = rate;
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tx_timestamps = _tx_timestamps;
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@ -71,6 +71,64 @@ int uhd_open(size_t channel, const char *_device_args, const char *_stream_args,
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return -EIO;
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}
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/* clock source */
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if (clock_source && clock_source[0]) {
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if (!strcasecmp(clock_source, "list")) {
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uhd_string_vector_handle clocks;
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size_t clocks_length;
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int i;
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error = uhd_string_vector_make(&clocks);
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if (error) {
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clock_vector_error:
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PDEBUG(DUHD, DEBUG_ERROR, "Failed to hande UHD vector, please fix!\n");
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uhd_close();
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return -EIO;
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}
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error = uhd_usrp_get_clock_sources(usrp, 0, &clocks);
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if (error) {
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PDEBUG(DUHD, DEBUG_ERROR, "Failed to request list of clock sources!\n");
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uhd_close();
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return -EIO;
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}
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error = uhd_string_vector_size(clocks, &clocks_length);
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if (error)
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goto clock_vector_error;
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for (i = 0; i < (int)clocks_length; i++) {
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error = uhd_string_vector_at(clocks, i, got_clock, sizeof(got_clock));
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if (error)
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goto clock_vector_error;
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PDEBUG(DUHD, DEBUG_NOTICE, "Clock source: '%s'\n", got_clock);
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}
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uhd_string_vector_free(&clocks);
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error = uhd_usrp_get_clock_source(usrp, 0, got_clock, sizeof(got_clock));
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if (error) {
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PDEBUG(DUHD, DEBUG_ERROR, "Failed to get clock source\n");
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uhd_close();
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return -EINVAL;
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}
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PDEBUG(DUHD, DEBUG_NOTICE, "Default clock source: '%s'\n", got_clock);
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uhd_close();
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return 1;
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}
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error = uhd_usrp_set_clock_source(usrp, clock_source, 0);
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if (error) {
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PDEBUG(DUHD, DEBUG_ERROR, "Failed to set clock source to '%s'\n", clock_source);
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uhd_close();
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return -EIO;
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}
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error = uhd_usrp_get_clock_source(usrp, 0, got_clock, sizeof(got_clock));
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if (error) {
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PDEBUG(DUHD, DEBUG_ERROR, "Failed to get clock source\n");
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uhd_close();
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return -EINVAL;
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}
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if (!!strcasecmp(clock_source, got_clock)) {
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PDEBUG(DUHD, DEBUG_NOTICE, "Given clock source '%s' was accepted, but driver claims to use '%s'\n", clock_source, got_clock);
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uhd_close();
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return -EINVAL;
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}
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}
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if (tx_frequency) {
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/* antenna */
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if (tx_antenna && tx_antenna[0]) {
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@ -1,5 +1,5 @@
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int uhd_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth, int _tx_timestamps);
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int uhd_open(size_t channel, const char *_device_args, const char *_stream_args, const char *_tune_args, const char *tx_antenna, const char *rx_antenna, const char *clock_source, double tx_frequency, double rx_frequency, double lo_offset, double rate, double tx_gain, double rx_gain, double bandwidth, int _tx_timestamps);
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int uhd_start(void);
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void uhd_close(void);
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int uhd_send(float *buff, int num);
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