usrp-e: codec gain control from properties interface

1 files changed, 17 insertions, 2 deletions

diff --git a/host/lib/usrp/usrp_e/codec_ctrl.hpp b/host/lib/usrp/usrp_e/codec_ctrl.hpp
index b9005a82d..87b6ff951 100644
--- a/host/lib/usrp/usrp_e/codec_ctrl.hpp
+++ b/host/lib/usrp/usrp_e/codec_ctrl.hpp
@@ -19,6 +19,7 @@
 #define INCLUDED_USRP_E_CODEC_CTRL_HPP
 
 #include "usrp_e_iface.hpp"
+#include <uhd/types/ranges.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/utility.hpp>
 
@@ -31,10 +32,13 @@ class usrp_e_codec_ctrl : boost::noncopyable{
 public:
     typedef boost::shared_ptr<usrp_e_codec_ctrl> sptr;
 
+    static const uhd::gain_range_t tx_pga_gain_range;
+    static const uhd::gain_range_t rx_pga_gain_range;
+
     /*!
-     * Make a new clock control object.
+     * Make a new codec control object.
      * \param iface the usrp_e iface object
-     * \return the clock control object
+     * \return the codec control object
      */
     static sptr make(usrp_e_iface::sptr iface);
 
@@ -70,6 +74,17 @@ public:
      */
     virtual void write_aux_dac(aux_dac_t which, float volts) = 0;
 
+    //! Set the TX PGA gain
+    virtual void set_tx_pga_gain(float gain) = 0;
+
+    //! Get the TX PGA gain
+    virtual float get_tx_pga_gain(void) = 0;
+
+    //! Set the RX PGA gain ('A' or 'B')
+    virtual void set_rx_pga_gain(float gain, char which) = 0;
+
+    //! Get the RX PGA gain ('A' or 'B')
+    virtual float get_rx_pga_gain(char which) = 0;
 };
 
 #endif /* INCLUDED_USRP_E_CODEC_CTRL_HPP */