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| author | Wade Fife <wade.fife@ettus.com> | 2021-01-07 15:53:47 -0600 |
|---|---|---|
| committer | Aaron Rossetto <aaron.rossetto@ni.com> | 2021-01-11 12:57:28 -0600 |
| commit | 643dd4f9d103da89feaa600214f2dab9d3c64bdc (patch) | |
| tree | 225d7797d88a4bea1373805fb7f4a01cc6aa78b8 /host/lib/rfnoc | |
| parent | ea0ecfcaf78e8dc1094357d908313326fe1201dc (diff) | |
| download | uhd-643dd4f9d103da89feaa600214f2dab9d3c64bdc.tar.gz uhd-643dd4f9d103da89feaa600214f2dab9d3c64bdc.tar.bz2 uhd-643dd4f9d103da89feaa600214f2dab9d3c64bdc.zip | |
rfnoc: Update radio to support multiple SPC
Diffstat (limited to 'host/lib/rfnoc')
| -rw-r--r-- | host/lib/rfnoc/radio_control_impl.cpp | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/host/lib/rfnoc/radio_control_impl.cpp b/host/lib/rfnoc/radio_control_impl.cpp index e20f5d4f6..f1a1bb69a 100644 --- a/host/lib/rfnoc/radio_control_impl.cpp +++ b/host/lib/rfnoc/radio_control_impl.cpp @@ -151,7 +151,7 @@ radio_control_impl::radio_control_impl(make_args_ptr make_args) PROP_KEY_TYPE, IO_TYPE_SC16, {res_source_info::OUTPUT_EDGE, chan})); register_property(&_spp_prop.back(), [this, chan, &spp = _spp_prop.back()]() { - const uint32_t words_per_pkt = spp.get(); + const uint32_t words_per_pkt = spp.get() / _spc; RFNOC_LOG_TRACE( "Setting words_per_pkt to " << words_per_pkt << " on chan " << chan); _radio_reg_iface.poke32( @@ -888,10 +888,16 @@ void radio_control_impl::issue_stream_cmd( "zero samples"); return; } - // FIXME: The num words might be different from num_samps, check the - // radio width - const uint64_t num_words = stream_cmd.num_samps; + uint64_t num_words = stream_cmd.num_samps / _spc; constexpr uint64_t max_num_words = 0x00FFFFFFFFFFFF; // 48 bits + if (stream_cmd.num_samps % _spc != 0) { + num_words++; + RFNOC_LOG_WARNING("The requested " + + std::to_string(stream_cmd.num_samps) + + " samples is not a multiple of the samples per cycle (" + + std::to_string(_spc) + "); returning " + + std::to_string(num_words * _spc) + " samples."); + } if (num_words > max_num_words) { RFNOC_LOG_ERROR("Requesting too many samples in a single burst! " "Requested " |