mpm: enable RX external LO set through args

This change allow user to set RX LO of ad9371 to external or internal from args
constructor of usrp device.
 new args is rx_lo_source value can be either internal or external:
 If there's no rx_lo_source specified or invalid value, default rx_lo is used;  which is internal LO.
Usage example:
 usrp_application --args "rx_lo_source=external"

1 files changed, 16 insertions, 0 deletions

diff --git a/mpm/lib/mykonos/ad937x_ctrl.cpp b/mpm/lib/mykonos/ad937x_ctrl.cpp
index 0e76daac0..2594ac920 100644
--- a/mpm/lib/mykonos/ad937x_ctrl.cpp
+++ b/mpm/lib/mykonos/ad937x_ctrl.cpp
@@ -189,7 +189,23 @@ public:
     {
         /* nop */
     }
+    virtual void update_rx_lo_source(uint8_t rx_lo_source){
+        std::lock_guard<std::mutex> lock(*spi_mutex);
+        device.update_rx_lo_source(rx_lo_source);
+    }
+    virtual void update_tx_lo_source(uint8_t tx_lo_source){
+        std::lock_guard<std::mutex> lock(*spi_mutex);
+        device.update_tx_lo_source(tx_lo_source);
+    }
 
+    virtual uint8_t get_rx_lo_source(){
+        std::lock_guard<std::mutex> lock(*spi_mutex);
+        return device.get_rx_lo_source();
+    }
+    virtual uint8_t get_tx_lo_source(){
+        std::lock_guard<std::mutex> lock(*spi_mutex);
+        return device.get_tx_lo_source();
+    }
     virtual void begin_initialization()
     {
         std::lock_guard<std::mutex> lock(*spi_mutex);