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author | Josh Blum <josh@joshknows.com> | 2010-09-20 18:17:52 -0700 |
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committer | Josh Blum <josh@joshknows.com> | 2010-09-20 18:17:52 -0700 |
commit | d68922ed306cd73eb761165369619cdbac2ca637 (patch) | |
tree | b5e0e50faee9cb906d4b316270c1d1a72a61d682 /host/lib/usrp/tune_helper.cpp | |
parent | 1625bcb4139a317189ff2a4c71b96473944aba50 (diff) | |
download | uhd-d68922ed306cd73eb761165369619cdbac2ca637.tar.gz uhd-d68922ed306cd73eb761165369619cdbac2ca637.tar.bz2 uhd-d68922ed306cd73eb761165369619cdbac2ca637.zip |
usrp1: implemented multi-channel dsp control of shift freq
usrp: simple usrp calls into single usrp and prints deprecation warning
usrp: tune helper now supports multi-channel dsps
Diffstat (limited to 'host/lib/usrp/tune_helper.cpp')
-rw-r--r-- | host/lib/usrp/tune_helper.cpp | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/host/lib/usrp/tune_helper.cpp b/host/lib/usrp/tune_helper.cpp index e516477d3..7633c67f2 100644 --- a/host/lib/usrp/tune_helper.cpp +++ b/host/lib/usrp/tune_helper.cpp @@ -30,11 +30,12 @@ using namespace uhd::usrp; **********************************************************************/ static tune_result_t tune_xx_subdev_and_dxc( dboard_iface::unit_t unit, - wax::obj subdev, wax::obj dxc, + wax::obj subdev, wax::obj dxc, size_t chan, double target_freq, double lo_offset ){ wax::obj subdev_freq_proxy = subdev[SUBDEV_PROP_FREQ]; - wax::obj dxc_freq_proxy = dxc[DSP_PROP_FREQ_SHIFT]; + std::string freq_name = dxc[DSP_PROP_FREQ_SHIFT_NAMES].as<prop_names_t>().at(chan); + wax::obj dxc_freq_proxy = dxc[named_prop_t(DSP_PROP_FREQ_SHIFT, freq_name)]; double dxc_sample_rate = dxc[DSP_PROP_CODEC_RATE].as<double>(); // Ask the d'board to tune as closely as it can to target_freq+lo_offset @@ -65,11 +66,12 @@ static tune_result_t tune_xx_subdev_and_dxc( static double derive_freq_from_xx_subdev_and_dxc( dboard_iface::unit_t unit, - wax::obj subdev, wax::obj dxc + wax::obj subdev, wax::obj dxc, size_t chan ){ //extract actual dsp and IF frequencies double actual_inter_freq = subdev[SUBDEV_PROP_FREQ].as<double>(); - double actual_dxc_freq = dxc[DSP_PROP_FREQ_SHIFT].as<double>(); + std::string freq_name = dxc[DSP_PROP_FREQ_SHIFT_NAMES].as<prop_names_t>().at(chan); + double actual_dxc_freq = dxc[named_prop_t(DSP_PROP_FREQ_SHIFT, freq_name)].as<double>(); //invert the sign on the dxc freq given the following conditions if (unit == dboard_iface::UNIT_TX) actual_dxc_freq *= -1.0; @@ -81,50 +83,54 @@ static double derive_freq_from_xx_subdev_and_dxc( * RX Tune **********************************************************************/ tune_result_t usrp::tune_rx_subdev_and_dsp( - wax::obj subdev, wax::obj ddc, + wax::obj subdev, wax::obj ddc, size_t chan, double target_freq, double lo_offset ){ - return tune_xx_subdev_and_dxc(dboard_iface::UNIT_RX, subdev, ddc, target_freq, lo_offset); + return tune_xx_subdev_and_dxc(dboard_iface::UNIT_RX, subdev, ddc, chan, target_freq, lo_offset); } tune_result_t usrp::tune_rx_subdev_and_dsp( wax::obj subdev, wax::obj ddc, - double target_freq + size_t chan, double target_freq ){ double lo_offset = 0.0; //if the local oscillator will be in the passband, use an offset if (subdev[SUBDEV_PROP_USE_LO_OFFSET].as<bool>()){ lo_offset = 2.0*ddc[DSP_PROP_HOST_RATE].as<double>(); } - return tune_rx_subdev_and_dsp(subdev, ddc, target_freq, lo_offset); + return tune_rx_subdev_and_dsp(subdev, ddc, chan, target_freq, lo_offset); } -double usrp::derive_freq_from_rx_subdev_and_dsp(wax::obj subdev, wax::obj ddc){ - return derive_freq_from_xx_subdev_and_dxc(dboard_iface::UNIT_RX, subdev, ddc); +double usrp::derive_freq_from_rx_subdev_and_dsp( + wax::obj subdev, wax::obj ddc, size_t chan +){ + return derive_freq_from_xx_subdev_and_dxc(dboard_iface::UNIT_RX, subdev, ddc, chan); } /*********************************************************************** * TX Tune **********************************************************************/ tune_result_t usrp::tune_tx_subdev_and_dsp( - wax::obj subdev, wax::obj duc, + wax::obj subdev, wax::obj duc, size_t chan, double target_freq, double lo_offset ){ - return tune_xx_subdev_and_dxc(dboard_iface::UNIT_TX, subdev, duc, target_freq, lo_offset); + return tune_xx_subdev_and_dxc(dboard_iface::UNIT_TX, subdev, duc, chan, target_freq, lo_offset); } tune_result_t usrp::tune_tx_subdev_and_dsp( wax::obj subdev, wax::obj duc, - double target_freq + size_t chan, double target_freq ){ double lo_offset = 0.0; //if the local oscillator will be in the passband, use an offset if (subdev[SUBDEV_PROP_USE_LO_OFFSET].as<bool>()){ lo_offset = 2.0*duc[DSP_PROP_HOST_RATE].as<double>(); } - return tune_tx_subdev_and_dsp(subdev, duc, target_freq, lo_offset); + return tune_tx_subdev_and_dsp(subdev, duc, chan, target_freq, lo_offset); } -double usrp::derive_freq_from_tx_subdev_and_dsp(wax::obj subdev, wax::obj duc){ - return derive_freq_from_xx_subdev_and_dxc(dboard_iface::UNIT_TX, subdev, duc); +double usrp::derive_freq_from_tx_subdev_and_dsp( + wax::obj subdev, wax::obj duc, size_t chan +){ + return derive_freq_from_xx_subdev_and_dxc(dboard_iface::UNIT_TX, subdev, duc, chan); } |