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-rw-r--r--host/include/uhd/property_tree.hpp9
-rw-r--r--host/include/uhd/usrp/dboard_manager.hpp4
-rw-r--r--host/lib/property_tree.cpp99
-rw-r--r--host/lib/usrp/b100/b100_impl.cpp4
-rw-r--r--host/lib/usrp/dboard_manager.cpp30
-rw-r--r--host/lib/usrp/e100/e100_impl.cpp4
-rw-r--r--host/lib/usrp/multi_usrp.cpp68
-rw-r--r--host/lib/usrp/usrp1/usrp1_impl.cpp4
-rw-r--r--host/lib/usrp/usrp2/usrp2_impl.cpp4
9 files changed, 127 insertions, 99 deletions
diff --git a/host/include/uhd/property_tree.hpp b/host/include/uhd/property_tree.hpp
index c41a129b1..cd8cba7e5 100644
--- a/host/include/uhd/property_tree.hpp
+++ b/host/include/uhd/property_tree.hpp
@@ -109,14 +109,17 @@ public:
//! Create a new + empty property tree
static sptr make(void);
+ //! Get a subtree with a new root starting at path
+ virtual sptr subtree(const path_type &path) const = 0;
+
//! Remove a property or directory (recursive)
virtual void remove(const path_type &path) = 0;
//! True if the path exists in the tree
- virtual bool exists(const path_type &path) = 0;
+ virtual bool exists(const path_type &path) const = 0;
//! Get an iterable to all things in the given path
- virtual std::vector<std::string> list(const path_type &path) = 0;
+ virtual std::vector<std::string> list(const path_type &path) const = 0;
//! Create a new property entry in the tree
template <typename T> property<T> &create(const path_type &path);
@@ -129,7 +132,7 @@ private:
virtual void _create(const path_type &path, const boost::shared_ptr<void> &prop) = 0;
//! Internal access property with wild-card type
- virtual boost::shared_ptr<void> &_access(const path_type &path) = 0;
+ virtual boost::shared_ptr<void> &_access(const path_type &path) const = 0;
};
diff --git a/host/include/uhd/usrp/dboard_manager.hpp b/host/include/uhd/usrp/dboard_manager.hpp
index 84808ea72..091769a5c 100644
--- a/host/include/uhd/usrp/dboard_manager.hpp
+++ b/host/include/uhd/usrp/dboard_manager.hpp
@@ -39,9 +39,7 @@ public:
//! It does what it says...
static void populate_prop_tree_from_subdev(
- property_tree::sptr tree,
- const property_tree::path_type &root,
- wax::obj subdev
+ property_tree::sptr subtree, wax::obj subdev
);
//dboard constructor (each dboard should have a ::make with this signature)
diff --git a/host/lib/property_tree.cpp b/host/lib/property_tree.cpp
index 4a0b1b061..469d59e0d 100644
--- a/host/lib/property_tree.cpp
+++ b/host/lib/property_tree.cpp
@@ -19,81 +19,112 @@
#include <uhd/types/dict.hpp>
#include <boost/foreach.hpp>
#include <boost/thread/mutex.hpp>
+#include <boost/make_shared.hpp>
#include <iostream>
class property_tree_impl : public uhd::property_tree{
public:
- void remove(const path_type &path){
- boost::mutex::scoped_lock lock(_mutex);
+ property_tree_impl(const path_type &root = path_type()):
+ _root(root)
+ {
+ _guts = boost::make_shared<tree_guts_type>();
+ }
+
+ sptr subtree(const path_type &path_) const{
+ const path_type path = _root / path_;
+ boost::mutex::scoped_lock lock(_guts->mutex);
+
+ property_tree_impl *subtree = new property_tree_impl(path);
+ subtree->_guts = this->_guts; //copy the guts sptr
+ return sptr(subtree);
+ }
+
+ void remove(const path_type &path_){
+ const path_type path = _root / path_;
+ boost::mutex::scoped_lock lock(_guts->mutex);
node_type *parent = NULL;
- node_type *node = &_root;
- BOOST_FOREACH(const std::string &leaf, path){
- if (not node->has_key(leaf)) throw_path_not_found(path);
+ node_type *node = &_guts->root;
+ BOOST_FOREACH(const std::string &branch, path){
+ if (not node->has_key(branch)) throw_path_not_found(path);
parent = node;
- node = &(*node)[leaf];
+ node = &(*node)[branch];
}
if (parent == NULL) throw uhd::runtime_error("Cannot uproot");
parent->pop(path.leaf());
}
- bool exists(const path_type &path){
- boost::mutex::scoped_lock lock(_mutex);
+ bool exists(const path_type &path_) const{
+ const path_type path = _root / path_;
+ boost::mutex::scoped_lock lock(_guts->mutex);
- node_type *node = &_root;
- BOOST_FOREACH(const std::string &leaf, path){
- if (not node->has_key(leaf)) return false;
- node = &(*node)[leaf];
+ node_type *node = &_guts->root;
+ BOOST_FOREACH(const std::string &branch, path){
+ if (not node->has_key(branch)) return false;
+ node = &(*node)[branch];
}
return true;
}
- std::vector<std::string> list(const path_type &path){
- boost::mutex::scoped_lock lock(_mutex);
+ std::vector<std::string> list(const path_type &path_) const{
+ const path_type path = _root / path_;
+ boost::mutex::scoped_lock lock(_guts->mutex);
- node_type *node = &_root;
- BOOST_FOREACH(const std::string &leaf, path){
- if (not node->has_key(leaf)) throw_path_not_found(path);
- node = &(*node)[leaf];
+ node_type *node = &_guts->root;
+ BOOST_FOREACH(const std::string &branch, path){
+ if (not node->has_key(branch)) throw_path_not_found(path);
+ node = &(*node)[branch];
}
return node->keys();
}
- void _create(const path_type &path, const boost::shared_ptr<void> &prop){
- boost::mutex::scoped_lock lock(_mutex);
+ void _create(const path_type &path_, const boost::shared_ptr<void> &prop){
+ const path_type path = _root / path_;
+ boost::mutex::scoped_lock lock(_guts->mutex);
- node_type *node = &_root;
- BOOST_FOREACH(const std::string &leaf, path){
- if (not node->has_key(leaf)) (*node)[leaf] = node_type();
- node = &(*node)[leaf];
+ node_type *node = &_guts->root;
+ BOOST_FOREACH(const std::string &branch, path){
+ if (not node->has_key(branch)) (*node)[branch] = node_type();
+ node = &(*node)[branch];
}
+ if (node->prop.get() != NULL) throw uhd::runtime_error("Cannot create! Property already exists at: " + path.string());
node->prop = prop;
}
- boost::shared_ptr<void> &_access(const path_type &path){
- boost::mutex::scoped_lock lock(_mutex);
+ boost::shared_ptr<void> &_access(const path_type &path_) const{
+ const path_type path = _root / path_;
+ boost::mutex::scoped_lock lock(_guts->mutex);
- node_type *node = &_root;
- BOOST_FOREACH(const std::string &leaf, path){
- if (not node->has_key(leaf)) throw_path_not_found(path);
- node = &(*node)[leaf];
+ node_type *node = &_guts->root;
+ BOOST_FOREACH(const std::string &branch, path){
+ if (not node->has_key(branch)) throw_path_not_found(path);
+ node = &(*node)[branch];
}
- if (node->prop.get() == NULL) throw uhd::type_error("Uninitialized property at: " + path.string());
+ if (node->prop.get() == NULL) throw uhd::runtime_error("Cannot access! Property uninitialized at: " + path.string());
return node->prop;
}
private:
- void throw_path_not_found(const path_type &path){
+ void throw_path_not_found(const path_type &path) const{
throw uhd::lookup_error("Path not found in tree: " + path.string());
}
+ //basic structural node element
struct node_type : uhd::dict<std::string, node_type>{
boost::shared_ptr<void> prop;
- } _root;
+ };
+
+ //tree guts which may be referenced in a subtree
+ struct tree_guts_type{
+ node_type root;
+ boost::mutex mutex;
+ };
- boost::mutex _mutex;
+ //members, the tree and root prefix
+ boost::shared_ptr<tree_guts_type> _guts;
+ const path_type _root;
};
uhd::property_tree::sptr uhd::property_tree::make(void){
diff --git a/host/lib/usrp/b100/b100_impl.cpp b/host/lib/usrp/b100/b100_impl.cpp
index b58e70694..2e2421ed3 100644
--- a/host/lib/usrp/b100/b100_impl.cpp
+++ b/host/lib/usrp/b100/b100_impl.cpp
@@ -366,13 +366,13 @@ b100_impl::b100_impl(const device_addr_t &device_addr){
);
BOOST_FOREACH(const std::string &name, _dboard_manager->get_rx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards/A/rx_frontends" / name,
+ _tree->subtree(mb_path / "dboards/A/rx_frontends" / name),
_dboard_manager->get_rx_subdev(name)
);
}
BOOST_FOREACH(const std::string &name, _dboard_manager->get_tx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards/A/tx_frontends" / name,
+ _tree->subtree(mb_path / "dboards/A/tx_frontends" / name),
_dboard_manager->get_tx_subdev(name)
);
}
diff --git a/host/lib/usrp/dboard_manager.cpp b/host/lib/usrp/dboard_manager.cpp
index fae3d35b3..3f4b5a511 100644
--- a/host/lib/usrp/dboard_manager.cpp
+++ b/host/lib/usrp/dboard_manager.cpp
@@ -478,52 +478,50 @@ static double get_bw(wax::obj subdev){
}
void dboard_manager::populate_prop_tree_from_subdev(
- property_tree::sptr tree,
- const property_tree::path_type &root,
- wax::obj subdev
+ property_tree::sptr subtree, wax::obj subdev
){
- tree->create<std::string>(root / "name").set(subdev[SUBDEV_PROP_NAME].as<std::string>());
+ subtree->create<std::string>("name").set(subdev[SUBDEV_PROP_NAME].as<std::string>());
const prop_names_t sensor_names = subdev[SUBDEV_PROP_SENSOR_NAMES].as<prop_names_t>();
BOOST_FOREACH(const std::string &name, sensor_names){
- tree->create<sensor_value_t>(root / "sensors" / name)
+ subtree->create<sensor_value_t>("sensors/" + name)
.publish(boost::bind(&get_sensor, subdev, name));
}
const prop_names_t gain_names = subdev[SUBDEV_PROP_GAIN_NAMES].as<prop_names_t>();
- tree->create<int>(root / "gains"); //phony property so this dir exists
+ subtree->create<int>("gains"); //phony property so this dir exists
BOOST_FOREACH(const std::string &name, gain_names){
- tree->create<double>(root / "gains" / name / "value")
+ subtree->create<double>("gains/" + name + "/value")
.publish(boost::bind(&get_gain, subdev, name))
.subscribe(boost::bind(&set_gain, subdev, name, _1));
- tree->create<meta_range_t>(root / "gains" / name / "range")
+ subtree->create<meta_range_t>("gains/" + name + "/range")
.publish(boost::bind(&get_gain_range, subdev, name));
}
- tree->create<double>(root / "freq/value")
+ subtree->create<double>("freq/value")
.publish(boost::bind(&get_freq, subdev))
.subscribe(boost::bind(&set_freq, subdev, _1));
- tree->create<meta_range_t>(root / "freq/range")
+ subtree->create<meta_range_t>("freq/range")
.publish(boost::bind(&get_freq_range, subdev));
- tree->create<std::string>(root / "antenna/value")
+ subtree->create<std::string>("antenna/value")
.publish(boost::bind(&get_ant, subdev))
.subscribe(boost::bind(&set_ant, subdev, _1));
- tree->create<std::vector<std::string> >(root / "antenna/options")
+ subtree->create<std::vector<std::string> >("antenna/options")
.publish(boost::bind(&get_ants, subdev));
- tree->create<std::string>(root / "connection")
+ subtree->create<std::string>("connection")
.publish(boost::bind(&get_conn, subdev));
- tree->create<bool>(root / "enabled")
+ subtree->create<bool>("enabled")
.coerce(boost::bind(&get_set_enb, subdev, _1));
- tree->create<bool>(root / "use_lo_offset")
+ subtree->create<bool>("use_lo_offset")
.publish(boost::bind(&get_use_lo_off, subdev));
- tree->create<double>(root / "bandwidth/value")
+ subtree->create<double>("bandwidth/value")
.publish(boost::bind(&get_bw, subdev))
.subscribe(boost::bind(&set_bw, subdev, _1));
}
diff --git a/host/lib/usrp/e100/e100_impl.cpp b/host/lib/usrp/e100/e100_impl.cpp
index a86a75816..cca4ee9b3 100644
--- a/host/lib/usrp/e100/e100_impl.cpp
+++ b/host/lib/usrp/e100/e100_impl.cpp
@@ -325,13 +325,13 @@ e100_impl::e100_impl(const uhd::device_addr_t &device_addr){
);
BOOST_FOREACH(const std::string &name, _dboard_manager->get_rx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards/A/rx_frontends" / name,
+ _tree->subtree(mb_path / "dboards/A/rx_frontends" / name),
_dboard_manager->get_rx_subdev(name)
);
}
BOOST_FOREACH(const std::string &name, _dboard_manager->get_tx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards/A/tx_frontends" / name,
+ _tree->subtree(mb_path / "dboards/A/tx_frontends" / name),
_dboard_manager->get_tx_subdev(name)
);
}
diff --git a/host/lib/usrp/multi_usrp.cpp b/host/lib/usrp/multi_usrp.cpp
index 2f416d93a..f9f5e675f 100644
--- a/host/lib/usrp/multi_usrp.cpp
+++ b/host/lib/usrp/multi_usrp.cpp
@@ -68,23 +68,23 @@ static void do_tune_freq_warning_message(
/***********************************************************************
* Gain helper functions
**********************************************************************/
-static double get_gain_value(property_tree::sptr tree, const property_tree::path_type &path){
- return tree->access<double>(path / "value").get();
+static double get_gain_value(property_tree::sptr subtree){
+ return subtree->access<double>("value").get();
}
-static void set_gain_value(property_tree::sptr tree, const property_tree::path_type &path, const double gain){
- tree->access<double>(path / "value").set(gain);
+static void set_gain_value(property_tree::sptr subtree, const double gain){
+ subtree->access<double>("value").set(gain);
}
-static meta_range_t get_gain_range(property_tree::sptr tree, const property_tree::path_type &path){
- return tree->access<meta_range_t>(path / "range").get();
+static meta_range_t get_gain_range(property_tree::sptr subtree){
+ return subtree->access<meta_range_t>("range").get();
}
-static gain_fcns_t make_gain_fcns_from_path(property_tree::sptr tree, const property_tree::path_type &path){
+static gain_fcns_t make_gain_fcns_from_subtree(property_tree::sptr subtree){
gain_fcns_t gain_fcns;
- gain_fcns.get_range = boost::bind(&get_gain_range, tree, path);
- gain_fcns.get_value = boost::bind(&get_gain_value, tree, path);
- gain_fcns.set_value = boost::bind(&set_gain_value, tree, path, _1);
+ gain_fcns.get_range = boost::bind(&get_gain_range, subtree);
+ gain_fcns.get_value = boost::bind(&get_gain_value, subtree);
+ gain_fcns.set_value = boost::bind(&set_gain_value, subtree, _1);
return gain_fcns;
}
@@ -96,20 +96,19 @@ static const double TX_SIGN = -1.0;
static tune_result_t tune_xx_subdev_and_dsp(
const double xx_sign,
- property_tree::sptr tree,
- const property_tree::path_type &dsp_path,
- const property_tree::path_type &rf_fe_path,
+ property_tree::sptr dsp_subtree,
+ property_tree::sptr rf_fe_subtree,
const tune_request_t &tune_request
){
//------------------------------------------------------------------
//-- calculate the LO offset, only used with automatic policy
//------------------------------------------------------------------
double lo_offset = 0.0;
- if (tree->access<bool>(rf_fe_path / "use_lo_offset").get()){
+ if (rf_fe_subtree->access<bool>("use_lo_offset").get()){
//If the local oscillator will be in the passband, use an offset.
//But constrain the LO offset by the width of the filter bandwidth.
- const double rate = tree->access<double>(dsp_path / "rate" / "value").get();
- const double bw = tree->access<double>(rf_fe_path / "bandwidth" / "value").get();
+ const double rate = dsp_subtree->access<double>("rate/value").get();
+ const double bw = rf_fe_subtree->access<double>("bandwidth/value").get();
if (bw > rate) lo_offset = std::min((bw - rate)/2, rate/2);
}
@@ -120,17 +119,17 @@ static tune_result_t tune_xx_subdev_and_dsp(
switch (tune_request.rf_freq_policy){
case tune_request_t::POLICY_AUTO:
target_rf_freq = tune_request.target_freq + lo_offset;
- tree->access<double>(rf_fe_path / "freq" / "value").set(target_rf_freq);
+ rf_fe_subtree->access<double>("freq/value").set(target_rf_freq);
break;
case tune_request_t::POLICY_MANUAL:
target_rf_freq = tune_request.rf_freq;
- tree->access<double>(rf_fe_path / "freq" / "value").set(target_rf_freq);
+ rf_fe_subtree->access<double>("freq/value").set(target_rf_freq);
break;
case tune_request_t::POLICY_NONE: break; //does not set
}
- const double actual_rf_freq = tree->access<double>(rf_fe_path / "freq" / "value").get();
+ const double actual_rf_freq = rf_fe_subtree->access<double>("freq/value").get();
//------------------------------------------------------------------
//-- calculate the dsp freq, only used with automatic policy
@@ -145,17 +144,17 @@ static tune_result_t tune_xx_subdev_and_dsp(
//------------------------------------------------------------------
switch (tune_request.dsp_freq_policy){
case tune_request_t::POLICY_AUTO:
- tree->access<double>(dsp_path / "freq" / "value").set(target_dsp_freq);
+ dsp_subtree->access<double>("freq/value").set(target_dsp_freq);
break;
case tune_request_t::POLICY_MANUAL:
target_dsp_freq = tune_request.dsp_freq;
- tree->access<double>(dsp_path / "freq" / "value").set(target_dsp_freq);
+ dsp_subtree->access<double>("freq/value").set(target_dsp_freq);
break;
case tune_request_t::POLICY_NONE: break; //does not set
}
- const double actual_dsp_freq = tree->access<double>(dsp_path / "freq" / "value").get();
+ const double actual_dsp_freq = dsp_subtree->access<double>("freq/value").get();
//------------------------------------------------------------------
//-- load and return the tune result
@@ -170,13 +169,12 @@ static tune_result_t tune_xx_subdev_and_dsp(
static double derive_freq_from_xx_subdev_and_dsp(
const double xx_sign,
- property_tree::sptr tree,
- const property_tree::path_type &dsp_path,
- const property_tree::path_type &rf_fe_path
+ property_tree::sptr dsp_subtree,
+ property_tree::sptr rf_fe_subtree
){
//extract actual dsp and IF frequencies
- const double actual_rf_freq = tree->access<double>(rf_fe_path / "freq" / "value").get();
- const double actual_dsp_freq = tree->access<double>(dsp_path / "freq" / "value").get();
+ const double actual_rf_freq = rf_fe_subtree->access<double>("freq/value").get();
+ const double actual_dsp_freq = dsp_subtree->access<double>("freq/value").get();
//invert the sign on the dsp freq for transmit
return actual_rf_freq - actual_dsp_freq * xx_sign;
@@ -434,13 +432,13 @@ public:
}
tune_result_t set_rx_freq(const tune_request_t &tune_request, size_t chan){
- tune_result_t r = tune_xx_subdev_and_dsp(RX_SIGN, _tree, rx_dsp_root(chan), rx_rf_fe_root(chan), tune_request);
+ tune_result_t r = tune_xx_subdev_and_dsp(RX_SIGN, _tree->subtree(rx_dsp_root(chan)), _tree->subtree(rx_rf_fe_root(chan)), tune_request);
do_tune_freq_warning_message(tune_request.target_freq, get_rx_freq(chan), "RX");
return r;
}
double get_rx_freq(size_t chan){
- return derive_freq_from_xx_subdev_and_dsp(RX_SIGN, _tree, rx_dsp_root(chan), rx_rf_fe_root(chan));
+ return derive_freq_from_xx_subdev_and_dsp(RX_SIGN, _tree->subtree(rx_dsp_root(chan)), _tree->subtree(rx_rf_fe_root(chan)));
}
freq_range_t get_rx_freq_range(size_t chan){
@@ -542,13 +540,13 @@ public:
}
tune_result_t set_tx_freq(const tune_request_t &tune_request, size_t chan){
- tune_result_t r = tune_xx_subdev_and_dsp(TX_SIGN, _tree, tx_dsp_root(chan), tx_rf_fe_root(chan), tune_request);
+ tune_result_t r = tune_xx_subdev_and_dsp(TX_SIGN, _tree->subtree(tx_dsp_root(chan)), _tree->subtree(tx_rf_fe_root(chan)), tune_request);
do_tune_freq_warning_message(tune_request.target_freq, get_tx_freq(chan), "TX");
return r;
}
double get_tx_freq(size_t chan){
- return derive_freq_from_xx_subdev_and_dsp(TX_SIGN, _tree, tx_dsp_root(chan), tx_rf_fe_root(chan));
+ return derive_freq_from_xx_subdev_and_dsp(TX_SIGN, _tree->subtree(tx_dsp_root(chan)), _tree->subtree(tx_rf_fe_root(chan)));
}
freq_range_t get_tx_freq_range(size_t chan){
@@ -670,10 +668,10 @@ private:
const subdev_spec_pair_t spec = get_rx_subdev_spec(mcp.mboard).at(mcp.chan);
gain_group::sptr gg = gain_group::make();
BOOST_FOREACH(const std::string &name, _tree->list(mb_root(mcp.mboard) / "rx_codecs" / spec.db_name / "gains")){
- gg->register_fcns("ADC-"+name, make_gain_fcns_from_path(_tree, mb_root(mcp.mboard) / "rx_codecs" / spec.db_name / "gains" / name), 0 /* low prio */);
+ gg->register_fcns("ADC-"+name, make_gain_fcns_from_subtree(_tree->subtree(mb_root(mcp.mboard) / "rx_codecs" / spec.db_name / "gains" / name)), 0 /* low prio */);
}
BOOST_FOREACH(const std::string &name, _tree->list(rx_rf_fe_root(chan) / "gains")){
- gg->register_fcns(name, make_gain_fcns_from_path(_tree, rx_rf_fe_root(chan) / "gains" / name), 1 /* high prio */);
+ gg->register_fcns(name, make_gain_fcns_from_subtree(_tree->subtree(rx_rf_fe_root(chan) / "gains" / name)), 1 /* high prio */);
}
return gg;
}
@@ -683,10 +681,10 @@ private:
const subdev_spec_pair_t spec = get_tx_subdev_spec(mcp.mboard).at(mcp.chan);
gain_group::sptr gg = gain_group::make();
BOOST_FOREACH(const std::string &name, _tree->list(mb_root(mcp.mboard) / "tx_codecs" / spec.db_name / "gains")){
- gg->register_fcns("ADC-"+name, make_gain_fcns_from_path(_tree, mb_root(mcp.mboard) / "tx_codecs" / spec.db_name / "gains" / name), 1 /* high prio */);
+ gg->register_fcns("ADC-"+name, make_gain_fcns_from_subtree(_tree->subtree(mb_root(mcp.mboard) / "tx_codecs" / spec.db_name / "gains" / name)), 1 /* high prio */);
}
BOOST_FOREACH(const std::string &name, _tree->list(tx_rf_fe_root(chan) / "gains")){
- gg->register_fcns(name, make_gain_fcns_from_path(_tree, tx_rf_fe_root(chan) / "gains" / name), 0 /* low prio */);
+ gg->register_fcns(name, make_gain_fcns_from_subtree(_tree->subtree(tx_rf_fe_root(chan) / "gains" / name)), 0 /* low prio */);
}
return gg;
}
diff --git a/host/lib/usrp/usrp1/usrp1_impl.cpp b/host/lib/usrp/usrp1/usrp1_impl.cpp
index 78137178b..f27fc0768 100644
--- a/host/lib/usrp/usrp1/usrp1_impl.cpp
+++ b/host/lib/usrp/usrp1/usrp1_impl.cpp
@@ -346,13 +346,13 @@ usrp1_impl::usrp1_impl(const device_addr_t &device_addr){
);
BOOST_FOREACH(const std::string &name, _dbc[db].dboard_manager->get_rx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards" / db/ "rx_frontends" / name,
+ _tree->subtree(mb_path / "dboards" / db/ "rx_frontends" / name),
_dbc[db].dboard_manager->get_rx_subdev(name)
);
}
BOOST_FOREACH(const std::string &name, _dbc[db].dboard_manager->get_tx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards" / db/ "tx_frontends" / name,
+ _tree->subtree(mb_path / "dboards" / db/ "tx_frontends" / name),
_dbc[db].dboard_manager->get_tx_subdev(name)
);
}
diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp
index 390d1813b..a42d1aae0 100644
--- a/host/lib/usrp/usrp2/usrp2_impl.cpp
+++ b/host/lib/usrp/usrp2/usrp2_impl.cpp
@@ -551,13 +551,13 @@ usrp2_impl::usrp2_impl(const device_addr_t &_device_addr){
);
BOOST_FOREACH(const std::string &name, _mbc[mb].dboard_manager->get_rx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards/A/rx_frontends" / name,
+ _tree->subtree(mb_path / "dboards/A/rx_frontends" / name),
_mbc[mb].dboard_manager->get_rx_subdev(name)
);
}
BOOST_FOREACH(const std::string &name, _mbc[mb].dboard_manager->get_tx_subdev_names()){
dboard_manager::populate_prop_tree_from_subdev(
- _tree, mb_path / "dboards/A/tx_frontends" / name,
+ _tree->subtree(mb_path / "dboards/A/tx_frontends" / name),
_mbc[mb].dboard_manager->get_tx_subdev(name)
);
}