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-rw-r--r--host/lib/usrp/b200/b200_impl.cpp187
-rw-r--r--host/lib/usrp/b200/b200_impl.hpp9
-rw-r--r--host/lib/usrp/b200/b200_io_impl.cpp57
3 files changed, 79 insertions, 174 deletions
diff --git a/host/lib/usrp/b200/b200_impl.cpp b/host/lib/usrp/b200/b200_impl.cpp
index 17086de02..f6ed09a42 100644
--- a/host/lib/usrp/b200/b200_impl.cpp
+++ b/host/lib/usrp/b200/b200_impl.cpp
@@ -519,15 +519,17 @@ b200_impl::b200_impl(const device_addr_t &device_addr) :
UHD_ASSERT_THROW(num_radio_chains > 0);
UHD_ASSERT_THROW(num_radio_chains <= 2);
_radio_perifs.resize(num_radio_chains);
- for (size_t i = 0; i < _radio_perifs.size(); i++) this->setup_radio(i);
+ _codec_mgr = ad936x_manager::make(_codec_ctrl, num_radio_chains);
+ _codec_mgr->init_codec();
+ for (size_t i = 0; i < _radio_perifs.size(); i++)
+ this->setup_radio(i);
+
//now test each radio module's connection to the codec interface
- _codec_ctrl->data_port_loopback(true);
BOOST_FOREACH(radio_perifs_t &perif, _radio_perifs)
{
- this->codec_loopback_self_test(perif.ctrl);
+ _codec_mgr->loopback_self_test(perif.ctrl, TOREG(SR_CODEC_IDLE), RB64_CODEC_READBACK);
}
- _codec_ctrl->data_port_loopback(false);
//register time now and pps onto available radio cores
_tree->create<time_spec_t>(mb_path / "time" / "now")
@@ -579,7 +581,7 @@ b200_impl::b200_impl(const device_addr_t &device_addr) :
////////////////////////////////////////////////////////////////////
//init the clock rate to something reasonable
- double default_tick_rate = device_addr.cast<double>("master_clock_rate", B200_DEFAULT_TICK_RATE);
+ double default_tick_rate = device_addr.cast<double>("master_clock_rate", ad936x_manager::DEFAULT_TICK_RATE);
_tree->access<double>(mb_path / "tick_rate").set(default_tick_rate);
//subdev spec contains full width of selections
@@ -601,8 +603,8 @@ b200_impl::b200_impl(const device_addr_t &device_addr) :
// Set the DSP chains to some safe value
for (size_t i = 0; i < _radio_perifs.size(); i++) {
- _radio_perifs[i].ddc->set_host_rate(default_tick_rate / B200_DEFAULT_DECIM);
- _radio_perifs[i].duc->set_host_rate(default_tick_rate / B200_DEFAULT_INTERP);
+ _radio_perifs[i].ddc->set_host_rate(default_tick_rate / ad936x_manager::DEFAULT_DECIM);
+ _radio_perifs[i].duc->set_host_rate(default_tick_rate / ad936x_manager::DEFAULT_INTERP);
}
// We can automatically choose a master clock rate, but not if the user specifies one
_tree->access<bool>(mb_path / "auto_tick_rate").set(not device_addr.has_key("master_clock_rate"));
@@ -645,10 +647,18 @@ void b200_impl::setup_radio(const size_t dspno)
const fs_path mb_path = "/mboards/0";
////////////////////////////////////////////////////////////////////
+ // Set up transport
+ ////////////////////////////////////////////////////////////////////
+ const boost::uint32_t sid = (dspno == 0) ? B200_CTRL0_MSG_SID : B200_CTRL1_MSG_SID;
+
+ ////////////////////////////////////////////////////////////////////
// radio control
////////////////////////////////////////////////////////////////////
- const boost::uint32_t sid = (dspno == 0)? B200_CTRL0_MSG_SID : B200_CTRL1_MSG_SID;
- perif.ctrl = radio_ctrl_core_3000::make(false/*lilE*/, _ctrl_transport, zero_copy_if::sptr()/*null*/, sid);
+ perif.ctrl = radio_ctrl_core_3000::make(
+ false/*lilE*/,
+ _ctrl_transport,
+ zero_copy_if::sptr()/*null*/,
+ sid);
perif.ctrl->hold_task(_async_task);
_async_task_data->radio_ctrl[dspno] = perif.ctrl; //weak
_tree->access<time_spec_t>(mb_path / "time" / "cmd")
@@ -656,15 +666,33 @@ void b200_impl::setup_radio(const size_t dspno)
_tree->access<double>(mb_path / "tick_rate")
.subscribe(boost::bind(&radio_ctrl_core_3000::set_tick_rate, perif.ctrl, _1));
this->register_loopback_self_test(perif.ctrl);
- perif.atr = gpio_core_200_32wo::make(perif.ctrl, TOREG(SR_ATR));
////////////////////////////////////////////////////////////////////
- // create rx dsp control objects
+ // Set up peripherals
////////////////////////////////////////////////////////////////////
+ perif.atr = gpio_core_200_32wo::make(perif.ctrl, TOREG(SR_ATR));
+ // create rx dsp control objects
perif.framer = rx_vita_core_3000::make(perif.ctrl, TOREG(SR_RX_CTRL));
perif.ddc = rx_dsp_core_3000::make(perif.ctrl, TOREG(SR_RX_DSP), true /*is_b200?*/);
perif.ddc->set_link_rate(10e9/8); //whatever
perif.ddc->set_mux("IQ", false, dspno == 1 ? true : false, dspno == 1 ? true : false);
+ perif.ddc->set_freq(0.0);
+ perif.deframer = tx_vita_core_3000::make(perif.ctrl, TOREG(SR_TX_CTRL));
+ perif.duc = tx_dsp_core_3000::make(perif.ctrl, TOREG(SR_TX_DSP));
+ perif.duc->set_link_rate(10e9/8); //whatever
+ perif.duc->set_freq(0.0);
+
+ ////////////////////////////////////////////////////////////////////
+ // create time control objects
+ ////////////////////////////////////////////////////////////////////
+ time_core_3000::readback_bases_type time64_rb_bases;
+ time64_rb_bases.rb_now = RB64_TIME_NOW;
+ time64_rb_bases.rb_pps = RB64_TIME_PPS;
+ perif.time64 = time_core_3000::make(perif.ctrl, TOREG(SR_TIME), time64_rb_bases);
+
+ ////////////////////////////////////////////////////////////////////
+ // create rx dsp control objects
+ ////////////////////////////////////////////////////////////////////
_tree->access<double>(mb_path / "tick_rate")
.subscribe(boost::bind(&rx_vita_core_3000::set_tick_rate, perif.framer, _1))
.subscribe(boost::bind(&rx_dsp_core_3000::set_tick_rate, perif.ddc, _1));
@@ -677,8 +705,9 @@ void b200_impl::setup_radio(const size_t dspno)
.subscribe(boost::bind(&b200_impl::update_rx_samp_rate, this, dspno, _1))
;
_tree->create<double>(rx_dsp_path / "freq" / "value")
+ .set(0.0)
.coerce(boost::bind(&rx_dsp_core_3000::set_freq, perif.ddc, _1))
- .set(0.0);
+ ;
_tree->create<meta_range_t>(rx_dsp_path / "freq" / "range")
.publish(boost::bind(&rx_dsp_core_3000::get_freq_range, perif.ddc));
_tree->create<stream_cmd_t>(rx_dsp_path / "stream_cmd")
@@ -687,9 +716,6 @@ void b200_impl::setup_radio(const size_t dspno)
////////////////////////////////////////////////////////////////////
// create tx dsp control objects
////////////////////////////////////////////////////////////////////
- perif.deframer = tx_vita_core_3000::make(perif.ctrl, TOREG(SR_TX_CTRL));
- perif.duc = tx_dsp_core_3000::make(perif.ctrl, TOREG(SR_TX_DSP));
- perif.duc->set_link_rate(10e9/8); //whatever
_tree->access<double>(mb_path / "tick_rate")
.subscribe(boost::bind(&tx_vita_core_3000::set_tick_rate, perif.deframer, _1))
.subscribe(boost::bind(&tx_dsp_core_3000::set_tick_rate, perif.duc, _1));
@@ -702,106 +728,51 @@ void b200_impl::setup_radio(const size_t dspno)
.subscribe(boost::bind(&b200_impl::update_tx_samp_rate, this, dspno, _1))
;
_tree->create<double>(tx_dsp_path / "freq" / "value")
+ .set(0.0)
.coerce(boost::bind(&tx_dsp_core_3000::set_freq, perif.duc, _1))
- .set(0.0);
+ ;
_tree->create<meta_range_t>(tx_dsp_path / "freq" / "range")
- .publish(boost::bind(&tx_dsp_core_3000::get_freq_range, perif.duc));
-
- ////////////////////////////////////////////////////////////////////
- // create time control objects
- ////////////////////////////////////////////////////////////////////
- time_core_3000::readback_bases_type time64_rb_bases;
- time64_rb_bases.rb_now = RB64_TIME_NOW;
- time64_rb_bases.rb_pps = RB64_TIME_PPS;
- perif.time64 = time_core_3000::make(perif.ctrl, TOREG(SR_TIME), time64_rb_bases);
+ .publish(boost::bind(&tx_dsp_core_3000::get_freq_range, perif.duc))
+ ;
////////////////////////////////////////////////////////////////////
// create RF frontend interfacing
////////////////////////////////////////////////////////////////////
- for(size_t direction = 0; direction < 2; direction++)
- {
- const std::string x = direction? "rx" : "tx";
- const std::string key = std::string((direction? "RX" : "TX")) + std::string(((dspno == _fe1)? "1" : "2"));
- const fs_path rf_fe_path = mb_path / "dboards" / "A" / (x+"_frontends") / (dspno? "B" : "A");
-
- _tree->create<std::string>(rf_fe_path / "name").set("FE-"+key);
- _tree->create<int>(rf_fe_path / "sensors");
+ static const std::vector<direction_t> dirs = boost::assign::list_of(RX_DIRECTION)(TX_DIRECTION);
+ BOOST_FOREACH(direction_t dir, dirs) {
+ const std::string x = (dir == RX_DIRECTION) ? "rx" : "tx";
+ const std::string key = std::string(((dir == RX_DIRECTION) ? "RX" : "TX")) + std::string(((dspno == _fe1) ? "1" : "2"));
+ const fs_path rf_fe_path
+ = mb_path / "dboards" / "A" / (x + "_frontends") / (dspno ? "B" : "A");
+
+ // This will connect all the AD936x-specific items
+ _codec_mgr->populate_frontend_subtree(
+ _tree->subtree(rf_fe_path), key, dir
+ );
+
+ // Now connect all the b200_impl-specific items
_tree->create<sensor_value_t>(rf_fe_path / "sensors" / "lo_locked")
- .publish(boost::bind(&b200_impl::get_fe_pll_locked, this, x == "tx"));
- BOOST_FOREACH(const std::string &name, ad9361_ctrl::get_gain_names(key))
- {
- _tree->create<meta_range_t>(rf_fe_path / "gains" / name / "range")
- .set(ad9361_ctrl::get_gain_range(key));
-
- _tree->create<double>(rf_fe_path / "gains" / name / "value")
- .coerce(boost::bind(&ad9361_ctrl::set_gain, _codec_ctrl, key, _1))
- .set(x == "rx" ? B200_DEFAULT_RX_GAIN : B200_DEFAULT_TX_GAIN);
- }
- _tree->create<std::string>(rf_fe_path / "connection").set("IQ");
- _tree->create<bool>(rf_fe_path / "enabled").set(true);
- _tree->create<bool>(rf_fe_path / "use_lo_offset").set(false);
- _tree->create<double>(rf_fe_path / "bandwidth" / "value")
- .coerce(boost::bind(&ad9361_ctrl::set_bw_filter, _codec_ctrl, key, _1))
- .set(56e6);
- _tree->create<meta_range_t>(rf_fe_path / "bandwidth" / "range")
- .publish(boost::bind(&ad9361_ctrl::get_bw_filter_range, key));
- _tree->create<double>(rf_fe_path / "freq" / "value")
- .publish(boost::bind(&ad9361_ctrl::get_freq, _codec_ctrl, key))
- .coerce(boost::bind(&ad9361_ctrl::tune, _codec_ctrl, key, _1))
+ .publish(boost::bind(&b200_impl::get_fe_pll_locked, this, dir == TX_DIRECTION))
+ ;
+ _tree->access<double>(rf_fe_path / "freq" / "value")
.subscribe(boost::bind(&b200_impl::update_bandsel, this, key, _1))
- .set(B200_DEFAULT_FREQ);
- _tree->create<meta_range_t>(rf_fe_path / "freq" / "range")
- .publish(boost::bind(&ad9361_ctrl::get_rf_freq_range));
- _tree->create<sensor_value_t>(rf_fe_path / "sensors" / "temp")
- .publish(boost::bind(&ad9361_ctrl::get_temperature, _codec_ctrl));
-
- //setup RX related stuff
- if(direction)
- {
- _tree->create<bool>(rf_fe_path / "dc_offset" / "enable" )
- .subscribe(boost::bind(&ad9361_ctrl::set_dc_offset_auto, _codec_ctrl, key, _1)).set(true);
-
- _tree->create<bool>(rf_fe_path / "iq_balance" / "enable" )
- .subscribe(boost::bind(&ad9361_ctrl::set_iq_balance_auto, _codec_ctrl, key, _1)).set(true);
- }
-
- //add all frontend filters
- std::vector<std::string> filter_names = _codec_ctrl->get_filter_names(key);
- for(size_t i = 0;i < filter_names.size(); i++)
- {
- _tree->create<filter_info_base::sptr>(rf_fe_path / "filters" / filter_names[i] / "value" )
- .publish(boost::bind(&ad9361_ctrl::get_filter, _codec_ctrl, key, filter_names[i]))
- .subscribe(boost::bind(&ad9361_ctrl::set_filter, _codec_ctrl, key, filter_names[i], _1));
- }
-
- //setup antenna stuff
- if (key[0] == 'R')
+ ;
+ if (dir == RX_DIRECTION)
{
static const std::vector<std::string> ants = boost::assign::list_of("TX/RX")("RX2");
_tree->create<std::vector<std::string> >(rf_fe_path / "antenna" / "options").set(ants);
_tree->create<std::string>(rf_fe_path / "antenna" / "value")
.subscribe(boost::bind(&b200_impl::update_antenna_sel, this, dspno, _1))
- .set("RX2");
- _tree->create<sensor_value_t>(rf_fe_path / "sensors" / "rssi")
- .publish(boost::bind(&ad9361_ctrl::get_rssi, _codec_ctrl, key));
-
- //AGC setup
- const std::list<std::string> mode_strings = boost::assign::list_of("slow")("fast");
- _tree->create<bool>(rf_fe_path / "gain" / "agc" / "enable")
- .subscribe(boost::bind((&ad9361_ctrl::set_agc), _codec_ctrl, key, _1))
- .set(false);
- _tree->create<std::string>(rf_fe_path / "gain" / "agc" / "mode" / "value")
- .subscribe(boost::bind((&ad9361_ctrl::set_agc_mode), _codec_ctrl, key, _1)).set(mode_strings.front());
- _tree->create<std::list<std::string> >(rf_fe_path / "gain" / "agc" / "mode" / "options")
- .set(mode_strings);
+ .set("RX2")
+ ;
+
}
- if (key[0] == 'T')
+ else if (dir == TX_DIRECTION)
{
static const std::vector<std::string> ants(1, "TX/RX");
_tree->create<std::vector<std::string> >(rf_fe_path / "antenna" / "options").set(ants);
_tree->create<std::string>(rf_fe_path / "antenna" / "value").set("TX/RX");
}
-
}
}
@@ -824,30 +795,6 @@ void b200_impl::register_loopback_self_test(wb_iface::sptr iface)
UHD_MSG(status) << ((test_fail)? "fail" : "pass") << std::endl;
}
-void b200_impl::codec_loopback_self_test(wb_iface::sptr iface)
-{
- UHD_MSG(status) << "Performing CODEC loopback test... " << std::flush;
- size_t hash = size_t(time(NULL));
- for (size_t i = 0; i < 100; i++)
- {
- boost::hash_combine(hash, i);
- const boost::uint32_t word32 = boost::uint32_t(hash) & 0xfff0fff0;
- iface->poke32(TOREG(SR_CODEC_IDLE), word32);
- iface->peek64(RB64_CODEC_READBACK); //enough idleness for loopback to propagate
- const boost::uint64_t rb_word64 = iface->peek64(RB64_CODEC_READBACK);
- const boost::uint32_t rb_tx = boost::uint32_t(rb_word64 >> 32);
- const boost::uint32_t rb_rx = boost::uint32_t(rb_word64 & 0xffffffff);
- bool test_fail = word32 != rb_tx or word32 != rb_rx;
- if (test_fail) {
- UHD_MSG(status) << "fail" << std::endl;
- throw uhd::runtime_error("CODEC loopback test failed.");
- }
- }
- UHD_MSG(status) << "pass" << std::endl;
- /* Zero out the idle data. */
- iface->poke32(TOREG(SR_CODEC_IDLE), 0);
-}
-
/***********************************************************************
* Sample and tick rate comprehension below
**********************************************************************/
diff --git a/host/lib/usrp/b200/b200_impl.hpp b/host/lib/usrp/b200/b200_impl.hpp
index 3360d4453..52ecb98f2 100644
--- a/host/lib/usrp/b200/b200_impl.hpp
+++ b/host/lib/usrp/b200/b200_impl.hpp
@@ -22,6 +22,7 @@
#include "b200_uart.hpp"
#include "b200_cores.hpp"
#include "ad9361_ctrl.hpp"
+#include "ad936x_manager.hpp"
#include "adf4001_ctrl.hpp"
#include "rx_vita_core_3000.hpp"
#include "tx_vita_core_3000.hpp"
@@ -50,12 +51,6 @@ static const boost::uint8_t B200_FW_COMPAT_NUM_MAJOR = 8;
static const boost::uint8_t B200_FW_COMPAT_NUM_MINOR = 0;
static const boost::uint16_t B200_FPGA_COMPAT_NUM = 9;
static const double B200_BUS_CLOCK_RATE = 100e6;
-static const double B200_DEFAULT_TICK_RATE = 16e6;
-static const double B200_DEFAULT_FREQ = 100e6; // Hz
-static const double B200_DEFAULT_DECIM = 128;
-static const double B200_DEFAULT_INTERP = 128;
-static const double B200_DEFAULT_RX_GAIN = 0; // dB
-static const double B200_DEFAULT_TX_GAIN = 0; // dB
static const boost::uint32_t B200_GPSDO_ST_NONE = 0x83;
static const size_t B200_MAX_RATE_USB2 = 53248000; // bytes/s
static const size_t B200_MAX_RATE_USB3 = 500000000; // bytes/s
@@ -124,6 +119,7 @@ private:
b200_iface::sptr _iface;
radio_ctrl_core_3000::sptr _local_ctrl;
uhd::usrp::ad9361_ctrl::sptr _codec_ctrl;
+ uhd::usrp::ad936x_manager::sptr _codec_mgr;
b200_local_spi_core::sptr _spi_iface;
boost::shared_ptr<uhd::usrp::adf4001_ctrl> _adf4001_iface;
uhd::gps_ctrl::sptr _gps;
@@ -152,7 +148,6 @@ private:
boost::optional<uhd::msg_task::msg_type_t> handle_async_task(uhd::transport::zero_copy_if::sptr, boost::shared_ptr<AsyncTaskData>);
void register_loopback_self_test(uhd::wb_iface::sptr iface);
- void codec_loopback_self_test(uhd::wb_iface::sptr iface);
void set_mb_eeprom(const uhd::usrp::mboard_eeprom_t &);
void check_fw_compat(void);
void check_fpga_compat(void);
diff --git a/host/lib/usrp/b200/b200_io_impl.cpp b/host/lib/usrp/b200/b200_io_impl.cpp
index c4e04f70a..20807bdd4 100644
--- a/host/lib/usrp/b200/b200_io_impl.cpp
+++ b/host/lib/usrp/b200/b200_io_impl.cpp
@@ -127,49 +127,20 @@ void b200_impl::set_auto_tick_rate(
return;
}
- // Step 2: Check if the lcm_rate is within available limits:
double base_rate = static_cast<double>(lcm_rate);
- if (uhd::math::fp_compare::fp_compare_delta<double>(base_rate, uhd::math::FREQ_COMPARISON_DELTA_HZ) >
- uhd::math::fp_compare::fp_compare_delta<double>(max_tick_rate, uhd::math::FREQ_COMPARISON_DELTA_HZ)) {
+ try {
+ // Step 2: Get a good tick rate value
+ const double new_rate = _codec_mgr->get_auto_tick_rate(base_rate, num_chans);
+ // Step 3: Set the new tick rate value (if any change)
+ if (!uhd::math::frequencies_are_equal(_tree->access<double>("/mboards/0/tick_rate").get(), new_rate)) {
+ _tree->access<double>("/mboards/0/tick_rate").set(new_rate);
+ }
+ } catch (const uhd::value_error &e) {
UHD_MSG(warning)
<< "Cannot automatically determine an appropriate tick rate for these sampling rates." << std::endl
<< "Consider using different sampling rates, or manually specify a suitable master clock rate." << std::endl;
return; // Let the others handle this
}
-
- // Step 3: Choose the new rate
- // Rules for choosing the tick rate:
- // Choose a rate that is a power of 2 larger than the sampling rate,
- // but at least 4. Cannot exceed the max tick rate, of course, but must
- // be larger than the minimum tick rate.
- // An equation that does all that is:
- //
- // f_auto = r * 2^floor(log2(f_max/r))
- // = base_rate * multiplier
- //
- // where r is the base rate and f_max is the maximum tick rate. The case
- // where floor() yields 1 must be caught.
- const double min_tick_rate = _codec_ctrl->get_clock_rate_range().start();
- // We use shifts here instead of 2^x because exp2() is not available in all compilers,
- // also this guarantees no rounding issues. The type cast to int32_t serves as floor():
- boost::int32_t multiplier = (1 << boost::int32_t(uhd::math::log2(max_tick_rate / base_rate)));
- if (multiplier == 2 and base_rate >= min_tick_rate) {
- // Don't bother (see above)
- multiplier = 1;
- }
- double new_rate = base_rate * multiplier;
- UHD_ASSERT_THROW(
- uhd::math::fp_compare::fp_compare_delta<double>(new_rate, uhd::math::FREQ_COMPARISON_DELTA_HZ) >=
- uhd::math::fp_compare::fp_compare_delta<double>(min_tick_rate, uhd::math::FREQ_COMPARISON_DELTA_HZ)
- );
- UHD_ASSERT_THROW(
- uhd::math::fp_compare::fp_compare_delta<double>(new_rate, uhd::math::FREQ_COMPARISON_DELTA_HZ) <=
- uhd::math::fp_compare::fp_compare_delta<double>(max_tick_rate, uhd::math::FREQ_COMPARISON_DELTA_HZ)
- );
-
- if (!uhd::math::frequencies_are_equal(_tree->access<double>("/mboards/0/tick_rate").get(), new_rate)) {
- _tree->access<double>("/mboards/0/tick_rate").set(new_rate);
- }
}
void b200_impl::update_tick_rate(const double new_tick_rate)
@@ -212,14 +183,6 @@ double b200_impl::coerce_rx_samp_rate(rx_dsp_core_3000::sptr ddc, size_t dspno,
return ddc->set_host_rate(rx_rate);
}
-#define CHECK_BANDWIDTH(dir) \
- if (rate > _codec_ctrl->get_bw_filter_range(dir).stop()) { \
- UHD_MSG(warning) \
- << "Selected " << dir << " bandwidth (" << (rate/1e6) << " MHz) exceeds\n" \
- << "analog frontend filter bandwidth (" << (_codec_ctrl->get_bw_filter_range(dir).stop()/1e6) << " MHz)." \
- << std::endl; \
- }
-
void b200_impl::update_rx_samp_rate(const size_t dspno, const double rate)
{
boost::shared_ptr<sph::recv_packet_streamer> my_streamer =
@@ -228,7 +191,7 @@ void b200_impl::update_rx_samp_rate(const size_t dspno, const double rate)
my_streamer->set_samp_rate(rate);
const double adj = _radio_perifs[dspno].ddc->get_scaling_adjustment();
my_streamer->set_scale_factor(adj);
- CHECK_BANDWIDTH("Rx");
+ _codec_mgr->check_bandwidth(rate, "Rx");
}
double b200_impl::coerce_tx_samp_rate(tx_dsp_core_3000::sptr duc, size_t dspno, const double tx_rate)
@@ -250,7 +213,7 @@ void b200_impl::update_tx_samp_rate(const size_t dspno, const double rate)
my_streamer->set_samp_rate(rate);
const double adj = _radio_perifs[dspno].duc->get_scaling_adjustment();
my_streamer->set_scale_factor(adj);
- CHECK_BANDWIDTH("Tx");
+ _codec_mgr->check_bandwidth(rate, "Tx");
}
/***********************************************************************
generated by cgit v1.2.3 (git 2.39.1) at 2025-03-01 17:26:34 +0000