uhd

//

// Copyright 2010 Ettus Research LLC

//

// This program is free software: you can redistribute it and/or modify

// it under the terms of the GNU General Public License as published by

// the Free Software Foundation, either version 3 of the License, or

// (at your option) any later version.

//

// This program is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

//

// You should have received a copy of the GNU General Public License

// along with this program.  If not, see <http://www.gnu.org/licenses/>.

//

#include "usrp1_impl.hpp"

#include <uhd/usrp/codec_props.hpp>

#include <boost/bind.hpp>

using namespace uhd;

using namespace uhd::usrp;

/***********************************************************************

 * Helper Methods

 **********************************************************************/

void usrp1_impl::codec_init(void)

{

    //make proxies

    _rx_codec_proxy = wax_obj_proxy::make(

                          boost::bind(&usrp1_impl::rx_codec_get, this, _1, _2),

                          boost::bind(&usrp1_impl::rx_codec_set, this, _1, _2));

    _tx_codec_proxy = wax_obj_proxy::make(

                          boost::bind(&usrp1_impl::tx_codec_get, this, _1, _2),

                          boost::bind(&usrp1_impl::tx_codec_set, this, _1, _2));

}    

/***********************************************************************

 * RX Codec Properties

 **********************************************************************/

static const std::string ad9862_pga_gain_name = "ad9862 pga";

void usrp1_impl::rx_codec_get(const wax::obj &key_, wax::obj &val)

{

    wax::obj key; std::string name;

    boost::tie(key, name) = extract_named_prop(key_);

    //handle the get request conditioned on the key

    switch(key.as<codec_prop_t>()) {

    case CODEC_PROP_NAME:

        val = std::string("usrp1 adc - ad9862");

        return;

    case CODEC_PROP_OTHERS:

        val = prop_names_t();

        return;

    case CODEC_PROP_GAIN_NAMES:

        val = prop_names_t(1, ad9862_pga_gain_name);

        return;

    case CODEC_PROP_GAIN_RANGE:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        val = usrp1_codec_ctrl::rx_pga_gain_range;

        return;

    case CODEC_PROP_GAIN_I:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        val = _codec_ctrl->get_rx_pga_gain('A');

        return;

    case CODEC_PROP_GAIN_Q:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        val = _codec_ctrl->get_rx_pga_gain('B');

        return;

    default: UHD_THROW_PROP_GET_ERROR();

    }

}

void usrp1_impl::rx_codec_set(const wax::obj &, const wax::obj &)

{

    wax::obj key; std::string name;

    boost::tie(key, name) = extract_named_prop(key_);

    //handle the set request conditioned on the key

    switch(key.as<codec_prop_t>()) {

    case CODEC_PROP_GAIN_I:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        _codec_ctrl->set_rx_pga_gain(val.as<float>(), 'A');

        return;

    case CODEC_PROP_GAIN_Q:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        _codec_ctrl->set_rx_pga_gain(val.as<float>(), 'B');

        return;

    default: UHD_THROW_PROP_SET_ERROR();

    }

}

/***********************************************************************

 * TX Codec Properties

 **********************************************************************/

void usrp1_impl::tx_codec_get(const wax::obj &key_, wax::obj &val)

{

    wax::obj key; std::string name;

    boost::tie(key, name) = extract_named_prop(key_);

    //handle the get request conditioned on the key

    switch(key.as<codec_prop_t>()) {

    case CODEC_PROP_NAME:

        val = std::string("usrp1 dac - ad9862");

        return;

    case CODEC_PROP_OTHERS:

        val = prop_names_t();

        return;

    case CODEC_PROP_GAIN_NAMES:

        val = prop_names_t(1, ad9862_pga_gain_name);

        return;

    case CODEC_PROP_GAIN_RANGE:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        val = usrp1_codec_ctrl::tx_pga_gain_range;

        return;

    case CODEC_PROP_GAIN_I: //only one gain for I and Q

    case CODEC_PROP_GAIN_Q:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        val = _codec_ctrl->get_tx_pga_gain();

        return;

    default: UHD_THROW_PROP_GET_ERROR();

    }

}

void usrp1_impl::tx_codec_set(const wax::obj &, const wax::obj &)

{

    wax::obj key; std::string name;

    boost::tie(key, name) = extract_named_prop(key_);

    //handle the set request conditioned on the key

    switch(key.as<codec_prop_t>()){

    case CODEC_PROP_GAIN_I: //only one gain for I and Q

    case CODEC_PROP_GAIN_Q:

        UHD_ASSERT_THROW(name == ad9862_pga_gain_name);

        _codec_ctrl->set_tx_pga_gain(val.as<float>());

        return;

    default: UHD_THROW_PROP_SET_ERROR();

    }

}