ADC gain control works.

Separated digital gain and fine gain correction into separate buckets. Changed the rounding policy of gain_group to floor() rather than round().

1 files changed, 1 insertions, 2 deletions

diff --git a/host/lib/gain_group.cpp b/host/lib/gain_group.cpp
index 5a14fa96f..d5d7730fd 100644
--- a/host/lib/gain_group.cpp
+++ b/host/lib/gain_group.cpp
@@ -21,7 +21,6 @@
 #include <uhd/utils/assert.hpp>
 #include <boost/foreach.hpp>
 #include <boost/bind.hpp>
-#include <boost/math/special_functions/round.hpp>
 #include <algorithm>
 #include <vector>
 #include <iostream>
@@ -109,7 +108,7 @@ public:
         //fill in the largest step sizes first that are less than the remainder
         BOOST_FOREACH(size_t i, indexes_step_size_dec){
             const gain_range_t range = all_fcns.at(i).get_range();
-            float additional_gain = range.step*rint(
+            float additional_gain = range.step*int(
                 std::clip(gain_bucket.at(i) + gain_left_to_distribute, range.min, range.max
             )/range.step) - gain_bucket.at(i);
             gain_bucket.at(i) += additional_gain;