diff options
| -rw-r--r-- | host/lib/usrp/b200/b200_io_impl.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/host/lib/usrp/b200/b200_io_impl.cpp b/host/lib/usrp/b200/b200_io_impl.cpp index 262c95f0d..cf5ba7a11 100644 --- a/host/lib/usrp/b200/b200_io_impl.cpp +++ b/host/lib/usrp/b200/b200_io_impl.cpp @@ -89,6 +89,14 @@ void b200_impl::update_tick_rate(const double rate) } } +#define CHECK_BANDWIDTH(dir) \ + if (rate > _codec_ctrl->get_bw_filter_range(dir).stop()) { \ + UHD_MSG(warning) \ + << "Selected " << dir << " bandwidth (" << (rate/1e6) << " MHz) exceeds\n" \ + << "analog frontend filter bandwidth (" << (_codec_ctrl->get_bw_filter_range(dir).stop()/1e6) << " MHz)." \ + << std::endl; \ + } + void b200_impl::update_rx_samp_rate(const size_t dspno, const double rate) { boost::shared_ptr<sph::recv_packet_streamer> my_streamer = @@ -97,6 +105,7 @@ void b200_impl::update_rx_samp_rate(const size_t dspno, const double rate) my_streamer->set_samp_rate(rate); const double adj = _radio_perifs[dspno].ddc->get_scaling_adjustment(); my_streamer->set_scale_factor(adj); + CHECK_BANDWIDTH("Rx"); } void b200_impl::update_tx_samp_rate(const size_t dspno, const double rate) @@ -107,6 +116,7 @@ void b200_impl::update_tx_samp_rate(const size_t dspno, const double rate) my_streamer->set_samp_rate(rate); const double adj = _radio_perifs[dspno].duc->get_scaling_adjustment(); my_streamer->set_scale_factor(adj); + CHECK_BANDWIDTH("Tx"); } /*********************************************************************** |