rfnoc: Update DDC and DUC command tick rate

Update happens when the sampling rate is queried, which needs
revisiting, but happens to occur at the correct time in the sequence.

3 files changed, 19 insertions, 1 deletions

diff --git a/host/lib/rfnoc/ddc_block_ctrl_impl.cpp b/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
index fb70b6f45..8c8b07afd 100644
--- a/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
+++ b/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
@@ -130,6 +130,15 @@ public:
                 }
             }
         }
+
+        // Wait, what? If this seems out of place to you, you're right. However,
+        // we need a function call that is called when the graph is complete,
+        // but streaming is not yet set up.
+        if (_tree->exists("tick_rate")) {
+            const double tick_rate = _tree->access<double>("tick_rate").get();
+            set_command_tick_rate(tick_rate, port);
+        }
+
         if (not (_rx_streamer_active.count(port) and _rx_streamer_active.at(port))) {
             return RATE_UNDEFINED;
         }
diff --git a/host/lib/rfnoc/duc_block_ctrl_impl.cpp b/host/lib/rfnoc/duc_block_ctrl_impl.cpp
index 0340ba0d6..d755bf519 100644
--- a/host/lib/rfnoc/duc_block_ctrl_impl.cpp
+++ b/host/lib/rfnoc/duc_block_ctrl_impl.cpp
@@ -113,6 +113,15 @@ public:
     double get_input_samp_rate(size_t port=ANY_PORT)
     {
         port = (port == ANY_PORT) ? 0 : port;
+
+        // Wait, what? If this seems out of place to you, you're right. However,
+        // we need a function call that is called when the graph is complete,
+        // but streaming is not yet set up.
+        if (_tree->exists("tick_rate")) {
+            const double tick_rate = _tree->access<double>("tick_rate").get();
+            set_command_tick_rate(tick_rate, port);
+        }
+
         if (not (_tx_streamer_active.count(port) and _tx_streamer_active.at(port))) {
             return RATE_UNDEFINED;
         }
diff --git a/host/lib/usrp/x300/x300_radio_ctrl_impl.cpp b/host/lib/usrp/x300/x300_radio_ctrl_impl.cpp
index 80865eaf0..69eb51f55 100644
--- a/host/lib/usrp/x300/x300_radio_ctrl_impl.cpp
+++ b/host/lib/usrp/x300/x300_radio_ctrl_impl.cpp
@@ -909,7 +909,7 @@ void x300_radio_ctrl_impl::_set_db_eeprom(i2c_iface::sptr i2c, const size_t addr
 
 void x300_radio_ctrl_impl::_set_command_time(const time_spec_t &spec, const size_t port)
 {
-   set_fe_cmd_time(spec, port);
+    set_fe_cmd_time(spec, port);
 }
 /****************************************************************************
  * Helpers