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authorJosh Blum <josh@joshknows.com>2011-01-11 19:46:45 -0800
committerJosh Blum <josh@joshknows.com>2011-01-11 19:46:45 -0800
commit395bbbbc1118b061262a10d5c847f17a4fd0c6ae (patch)
tree6347a18702529cfd42dcb94c37ce2866b49b93f4 /host/lib/usrp/usrp1/codec_ctrl.cpp
parent18defbd9d40a4c11a33025c8684f48fe51f102c5 (diff)
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uhd: replace all the instances of float not pertaining to io types with double, simplifies life
Diffstat (limited to 'host/lib/usrp/usrp1/codec_ctrl.cpp')
-rw-r--r--host/lib/usrp/usrp1/codec_ctrl.cpp30
1 files changed, 15 insertions, 15 deletions
diff --git a/host/lib/usrp/usrp1/codec_ctrl.cpp b/host/lib/usrp/usrp1/codec_ctrl.cpp
index 18f794632..553f78ef8 100644
--- a/host/lib/usrp/usrp1/codec_ctrl.cpp
+++ b/host/lib/usrp/usrp1/codec_ctrl.cpp
@@ -35,7 +35,7 @@ using namespace uhd;
static const bool codec_debug = false;
-const gain_range_t usrp1_codec_ctrl::tx_pga_gain_range(-20, 0, float(0.1));
+const gain_range_t usrp1_codec_ctrl::tx_pga_gain_range(-20, 0, double(0.1));
const gain_range_t usrp1_codec_ctrl::rx_pga_gain_range(0, 20, 1);
/***********************************************************************
@@ -50,17 +50,17 @@ public:
~usrp1_codec_ctrl_impl(void);
//aux adc and dac control
- float read_aux_adc(aux_adc_t which);
- void write_aux_dac(aux_dac_t which, float volts);
+ double read_aux_adc(aux_adc_t which);
+ void write_aux_dac(aux_dac_t which, double volts);
//duc control
void set_duc_freq(double freq);
//pga gain control
- void set_tx_pga_gain(float);
- float get_tx_pga_gain(void);
- void set_rx_pga_gain(float, char);
- float get_rx_pga_gain(char);
+ void set_tx_pga_gain(double);
+ double get_tx_pga_gain(void);
+ void set_rx_pga_gain(double, char);
+ double get_rx_pga_gain(char);
//rx adc buffer control
void bypass_adc_buffers(bool bypass);
@@ -159,19 +159,19 @@ usrp1_codec_ctrl_impl::~usrp1_codec_ctrl_impl(void)
**********************************************************************/
static const int mtpgw = 255; //maximum tx pga gain word
-void usrp1_codec_ctrl_impl::set_tx_pga_gain(float gain){
+void usrp1_codec_ctrl_impl::set_tx_pga_gain(double gain){
int gain_word = int(mtpgw*(gain - tx_pga_gain_range.start())/(tx_pga_gain_range.stop() - tx_pga_gain_range.start()));
_ad9862_regs.tx_pga_gain = std::clip(gain_word, 0, mtpgw);
this->send_reg(16);
}
-float usrp1_codec_ctrl_impl::get_tx_pga_gain(void){
+double usrp1_codec_ctrl_impl::get_tx_pga_gain(void){
return (_ad9862_regs.tx_pga_gain*(tx_pga_gain_range.stop() - tx_pga_gain_range.start())/mtpgw) + tx_pga_gain_range.start();
}
static const int mrpgw = 0x14; //maximum rx pga gain word
-void usrp1_codec_ctrl_impl::set_rx_pga_gain(float gain, char which){
+void usrp1_codec_ctrl_impl::set_rx_pga_gain(double gain, char which){
int gain_word = int(mrpgw*(gain - rx_pga_gain_range.start())/(rx_pga_gain_range.stop() - rx_pga_gain_range.start()));
gain_word = std::clip(gain_word, 0, mrpgw);
switch(which){
@@ -187,7 +187,7 @@ void usrp1_codec_ctrl_impl::set_rx_pga_gain(float gain, char which){
}
}
-float usrp1_codec_ctrl_impl::get_rx_pga_gain(char which){
+double usrp1_codec_ctrl_impl::get_rx_pga_gain(char which){
int gain_word;
switch(which){
case 'A': gain_word = _ad9862_regs.rx_pga_a; break;
@@ -200,12 +200,12 @@ float usrp1_codec_ctrl_impl::get_rx_pga_gain(char which){
/***********************************************************************
* Codec Control AUX ADC Methods
**********************************************************************/
-static float aux_adc_to_volts(boost::uint8_t high, boost::uint8_t low)
+static double aux_adc_to_volts(boost::uint8_t high, boost::uint8_t low)
{
- return float(((boost::uint16_t(high) << 2) | low)*3.3)/0x3ff;
+ return double(((boost::uint16_t(high) << 2) | low)*3.3)/0x3ff;
}
-float usrp1_codec_ctrl_impl::read_aux_adc(aux_adc_t which)
+double usrp1_codec_ctrl_impl::read_aux_adc(aux_adc_t which)
{
//check to see if the switch needs to be set
bool write_switch = false;
@@ -259,7 +259,7 @@ float usrp1_codec_ctrl_impl::read_aux_adc(aux_adc_t which)
/***********************************************************************
* Codec Control AUX DAC Methods
**********************************************************************/
-void usrp1_codec_ctrl_impl::write_aux_dac(aux_dac_t which, float volts)
+void usrp1_codec_ctrl_impl::write_aux_dac(aux_dac_t which, double volts)
{
//special case for aux dac d (aka sigma delta word)
if (which == AUX_DAC_D) {