From 1a25e4867b395a35b718effe9d89dd217ff71941 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Sun, 20 Nov 2011 20:26:38 -0800
Subject: basic: fix basic db center freq to always zero

---
 host/lib/usrp/dboard/db_basic_and_lf.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'host')

diff --git a/host/lib/usrp/dboard/db_basic_and_lf.cpp b/host/lib/usrp/dboard/db_basic_and_lf.cpp
index 53429a8c7..12b0e2ea1 100644
--- a/host/lib/usrp/dboard/db_basic_and_lf.cpp
+++ b/host/lib/usrp/dboard/db_basic_and_lf.cpp
@@ -30,6 +30,9 @@ using namespace uhd;
 using namespace uhd::usrp;
 using namespace boost::assign;
 
+//! provider function for the always zero freq
+static double always_zero_freq(void){return 0.0;}
+
 /***********************************************************************
  * Constants
  **********************************************************************/
@@ -112,7 +115,7 @@ basic_rx::basic_rx(ctor_args_t args, double max_freq) : rx_dboard_base(args){
         )));
     this->get_rx_subtree()->create<int>("gains"); //phony property so this dir exists
     this->get_rx_subtree()->create<double>("freq/value")
-        .set(double(0.0));
+        .publish(&always_zero_freq);
     this->get_rx_subtree()->create<meta_range_t>("freq/range")
         .set(freq_range_t(-_max_freq, +_max_freq));
     this->get_rx_subtree()->create<std::string>("antenna/value")
@@ -161,7 +164,7 @@ basic_tx::basic_tx(ctor_args_t args, double max_freq) : tx_dboard_base(args){
         )));
     this->get_tx_subtree()->create<int>("gains"); //phony property so this dir exists
     this->get_tx_subtree()->create<double>("freq/value")
-        .set(double(0.0));
+        .publish(&always_zero_freq);
     this->get_tx_subtree()->create<meta_range_t>("freq/range")
         .set(freq_range_t(-_max_freq, +_max_freq));
     this->get_tx_subtree()->create<std::string>("antenna/value")
-- 
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