usrp: added subdev enabled property

the dboard manager will disable all subdevs at startup and shutdown

setting the subdev spec will enable only the subdevs in use

all dboards are currently implemented as always enabled

nothing tested

1 files changed, 11 insertions, 1 deletions

diff --git a/host/lib/usrp/dboard_manager.cpp b/host/lib/usrp/dboard_manager.cpp
index 181f843a0..78daa1b4d 100644
--- a/host/lib/usrp/dboard_manager.cpp
+++ b/host/lib/usrp/dboard_manager.cpp
@@ -86,7 +86,7 @@ std::string dboard_id_t::to_pp_string(void) const{
 }
 
 /***********************************************************************
- * internal helper classe
+ * internal helper classes
  **********************************************************************/
 /*!
  * A special wax proxy object that forwards calls to a subdev.
@@ -330,4 +330,14 @@ void dboard_manager_impl::set_nice_dboard_if(void){
         _iface->set_pin_ctrl(unit, 0x0000); //all gpio
         _iface->set_clock_enabled(unit, false); //clock off
     }
+
+    //disable all rx subdevices
+    BOOST_FOREACH(const std::string &sd_name, this->get_rx_subdev_names()){
+        this->get_rx_subdev(sd_name)[SUBDEV_PROP_ENABLED] = false;
+    }
+
+    //disable all tx subdevices
+    BOOST_FOREACH(const std::string &sd_name, this->get_tx_subdev_names()){
+        this->get_tx_subdev(sd_name)[SUBDEV_PROP_ENABLED] = false;
+    }
 }