mg: Add DSA, AD9371, and total gain

- Adds gains to gain group: dsa, ad9371
- Defaults to splitting gains evenly across group members
- Adds gain_mode which allows automatic gain setting, or manually
  setting DSA vs. AD9371

1 files changed, 35 insertions, 3 deletions

diff --git a/host/lib/usrp/dboard/magnesium/magnesium_radio_ctrl_impl.hpp b/host/lib/usrp/dboard/magnesium/magnesium_radio_ctrl_impl.hpp
index e0031c611..7cebc168d 100644
--- a/host/lib/usrp/dboard/magnesium/magnesium_radio_ctrl_impl.hpp
+++ b/host/lib/usrp/dboard/magnesium/magnesium_radio_ctrl_impl.hpp
@@ -143,18 +143,41 @@ private:
             const double freq,
             const size_t chan
     );
-
-    void _update_freq_switches(
+   void _update_freq_switches(
         const double freq,
         const size_t chan,
         const direction_t dir
     );
 
     void _update_atr_switches(
-        const size_t chan,
+        const magnesium_cpld_ctrl::chan_sel_t chan,
         const direction_t dir,
         const std::string &ant
     );
+
+    double _dsa_set_gain(
+            const double gain,
+            const size_t chan,
+            const direction_t dir
+    );
+    double _dsa_get_gain(
+            const size_t chan,
+            const direction_t dir
+    );
+    double _set_all_gain(
+        const double gain,
+        const size_t chan,
+        const direction_t dir
+    );
+    double _get_all_gain(
+        const size_t chan,
+        const direction_t dir
+    );
+    void _set_dsa_val(
+            const size_t chan,
+            const direction_t dir,
+            const uint32_t dsa_val
+    );
     //! Letter representation of the radio we're currently running
     std::string _radio_slot;
 
@@ -190,6 +213,15 @@ private:
     //! Front panel GPIO controller. Note that only one radio block per
     //  module can be the FP-GPIO master.
     usrp::gpio_atr::gpio_atr_3000::sptr _fp_gpio;
+    //! AD9371 gain
+    double _ad9371_rx_gain = 0.0;
+    double _ad9371_tx_gain = 0.0;
+    //! DSA gain
+    double _dsa_rx_gain = 0.0;
+    double _dsa_tx_gain = 0.0;
+    //! All gain
+    double _all_rx_gain = 0.0;
+    double _all_tx_gain = 0.0;
 
 }; /* class radio_ctrl_impl */