aboutsummaryrefslogtreecommitdiffstats
path: root/host/lib/usrp/b100/codec_impl.cpp
blob: a959c9d60770e8270ae5930f850ca40cd3f16d64 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
//
// Copyright 2011 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 "b100_impl.hpp"
#include <uhd/exception.hpp>
#include <uhd/usrp/codec_props.hpp>
#include <boost/bind.hpp>

using namespace uhd;
using namespace uhd::usrp;

/***********************************************************************
 * Helper Methods
 **********************************************************************/
void b100_impl::codec_init(void){
    //make proxies
    _rx_codec_proxy = wax_obj_proxy::make(
        boost::bind(&b100_impl::rx_codec_get, this, _1, _2),
        boost::bind(&b100_impl::rx_codec_set, this, _1, _2)
    );
    _tx_codec_proxy = wax_obj_proxy::make(
        boost::bind(&b100_impl::tx_codec_get, this, _1, _2),
        boost::bind(&b100_impl::tx_codec_set, this, _1, _2)
    );
}

/***********************************************************************
 * RX Codec Properties
 **********************************************************************/
static const std::string ad9862_pga_gain_name = "ad9862 pga";

void b100_impl::rx_codec_get(const wax::obj &key_, wax::obj &val){
    named_prop_t key = named_prop_t::extract(key_);

    //handle the get request conditioned on the key
    switch(key.as<codec_prop_t>()){
    case CODEC_PROP_NAME:
        val = std::string("b100 adc - ad9522");
        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(key.name == ad9862_pga_gain_name);
        val = b100_codec_ctrl::rx_pga_gain_range;
        return;

    case CODEC_PROP_GAIN_I:
        UHD_ASSERT_THROW(key.name == ad9862_pga_gain_name);
        val = _codec_ctrl->get_rx_pga_gain('A');
        return;

    case CODEC_PROP_GAIN_Q:
        UHD_ASSERT_THROW(key.name == ad9862_pga_gain_name);
        val = _codec_ctrl->get_rx_pga_gain('B');
        return;

    default: UHD_THROW_PROP_GET_ERROR();
    }
}

void b100_impl::rx_codec_set(const wax::obj &key_, const wax::obj &val){
    named_prop_t key = named_prop_t::extract(key_);

    //handle the set request conditioned on the key
    switch(key.as<codec_prop_t>()){
    case CODEC_PROP_GAIN_I:
        UHD_ASSERT_THROW(key.name == ad9862_pga_gain_name);
        _codec_ctrl->set_rx_pga_gain(val.as<double>(), 'A');
        return;

    case CODEC_PROP_GAIN_Q:
        UHD_ASSERT_THROW(key.name == ad9862_pga_gain_name);
        _codec_ctrl->set_rx_pga_gain(val.as<double>(), 'B');
        return;

    default: UHD_THROW_PROP_SET_ERROR();
    }
}

/***********************************************************************
 * TX Codec Properties
 **********************************************************************/
void b100_impl::tx_codec_get(const wax::obj &key_, wax::obj &val){
    named_prop_t key = named_prop_t::extract(key_);

    //handle the get request conditioned on the key
    switch(key.as<codec_prop_t>()){
    case CODEC_PROP_NAME:
        val = std::string("b100 dac - ad9522");
        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(key.name == ad9862_pga_gain_name);
        val = b100_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(key.name == ad9862_pga_gain_name);
        val = _codec_ctrl->get_tx_pga_gain();
        return;

    default: UHD_THROW_PROP_GET_ERROR();
    }
}

void b100_impl::tx_codec_set(const wax::obj &key_, const wax::obj &val){
    named_prop_t key = named_prop_t::extract(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(key.name == ad9862_pga_gain_name);
        _codec_ctrl->set_tx_pga_gain(val.as<double>());
        return;

    default: UHD_THROW_PROP_SET_ERROR();
    }
}