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Add energy-saving options for AD9361

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New flag rf_shutdown, true by default, allows setting the RX and TX streams ON when set to false.
New parameters rx1_enable and rx2_enable, true by default, allow to disable the secondary RX channel when not used
This commit is contained in:
Carles Fernandez
2019-10-13 23:38:06 +02:00
parent 3c49792aef
commit a9b0ff184d
8 changed files with 177 additions and 34 deletions
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123
src/algorithms/signal_source/libs/ad9361_manager.cc
View File

@@ -182,6 +182,8 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
uint64_t sample_rate_,
uint64_t freq_,
const std::string &rf_port_select_,
bool rx1_enable_,
bool rx2_enable_,
const std::string &gain_mode_rx1_,
const std::string &gain_mode_rx2_,
double rf_gain_rx1_,
@@ -238,7 +240,7 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
{
std::cout << "No rx dev found\n";
throw std::runtime_error("AD9361 IIO No rx dev found");
};
}
std::cout << "* Initializing AD9361 IIO streaming channels\n";
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
@@ -352,8 +354,18 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
}
std::cout << "* Enabling IIO streaming channels\n";
iio_channel_enable(rx_chan1);
iio_channel_enable(rx_chan2);
if (rx1_enable_)
{
iio_channel_enable(rx_chan1);
}
if (rx2_enable_)
{
iio_channel_enable(rx_chan2);
}
if (!rx1_enable_ and !rx2_enable_)
{
std::cout << "WARNING: No Rx channels enabled.\n";
}
ret = iio_device_attr_write(ad9361_phy, "trx_rate_governor", "nominal");
if (ret < 0)
@@ -417,6 +429,8 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
uint64_t sample_rate_,
uint64_t freq_,
const std::string &rf_port_select_,
bool rx1_enable_,
bool rx2_enable_,
const std::string &gain_mode_rx1_,
const std::string &gain_mode_rx2_,
double rf_gain_rx1_,
@@ -469,7 +483,7 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
{
std::cout << "No rx dev found\n";
throw std::runtime_error("AD9361 IIO No rx dev found");
};
}
std::cout << "* Configuring AD9361 for streaming\n";
@@ -589,8 +603,18 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
}
std::cout << "* Enabling IIO streaming channels\n";
iio_channel_enable(rx_chan1);
iio_channel_enable(rx_chan2);
if (rx1_enable_)
{
iio_channel_enable(rx_chan1);
}
if (rx2_enable_)
{
iio_channel_enable(rx_chan2);
}
if (!rx1_enable_ and !rx2_enable_)
{
std::cout << "WARNING: No Rx channels enabled.\n";
}
ret = iio_device_attr_write(ad9361_phy, "trx_rate_governor", "nominal");
if (ret < 0)
@@ -690,7 +714,7 @@ bool config_ad9361_lo_local(uint64_t bandwidth_,
{
std::cout << "No tx dev found\n";
throw std::runtime_error("AD9361 IIO No tx dev found");
};
}
std::cout << "* Configuring AD9361 for streaming TX\n";
if (!cfg_ad9361_streaming_ch(ctx, &txcfg, TX, 0))
@@ -832,7 +856,7 @@ bool config_ad9361_lo_remote(const std::string &remote_host,
{
std::cout << "No tx dev found\n";
throw std::runtime_error("AD9361 IIO No tx dev found");
};
}
std::cout << "* Configuring AD9361 for streaming TX\n";
if (!cfg_ad9361_streaming_ch(ctx, &txcfg, TX, 0))
@@ -1065,3 +1089,86 @@ bool load_fir_filter(
return ret > 0;
}
bool disable_ad9361_rx_local()
{
struct iio_context *ctx;
struct iio_device *rx;
struct iio_channel *rx_chan1;
struct iio_channel *rx_chan2;
ctx = iio_create_default_context();
if (!ctx)
{
std::cout << "No default context available when disabling RX channels\n";
return false;
}
if (iio_context_get_devices_count(ctx) <= 0)
{
std::cout << "No devices available when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_dev(ctx, RX, &rx))
{
std::cout << "No rx streams found when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
{
std::cout << "RX channel 1 not found when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan2))
{
std::cout << "RX channel 2 not found when disabling RX channels\n";
return false;
}
iio_channel_disable(rx_chan1);
iio_channel_disable(rx_chan2);
iio_context_destroy(ctx);
return true;
}
bool disable_ad9361_rx_remote(const std::string &remote_host)
{
struct iio_context *ctx;
struct iio_device *rx;
struct iio_channel *rx_chan1;
struct iio_channel *rx_chan2;
ctx = iio_create_network_context(remote_host.c_str());
if (!ctx)
{
std::cout << "No context available at " << remote_host << "when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_dev(ctx, RX, &rx))
{
std::cout << "No rx streams found at " << remote_host << " when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx_chan1))
{
std::cout << "RX channel 1 not found at " << remote_host << " when disabling RX channels\n";
return false;
}
if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx_chan2))
{
std::cout << "RX channel 2 not found at " << remote_host << " when disabling RX channels\n";
return false;
}
iio_channel_disable(rx_chan1);
iio_channel_disable(rx_chan2);
iio_context_destroy(ctx);
return true;
}

8
src/algorithms/signal_source/libs/ad9361_manager.h
View File

@@ -86,6 +86,8 @@ bool config_ad9361_rx_local(uint64_t bandwidth_,
uint64_t sample_rate_,
uint64_t freq_,
const std::string &rf_port_select_,
bool rx1_enable_,
bool rx2_enable_,
const std::string &gain_mode_rx1_,
const std::string &gain_mode_rx2_,
double rf_gain_rx1_,
@@ -103,6 +105,8 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
uint64_t sample_rate_,
uint64_t freq_,
const std::string &rf_port_select_,
bool rx1_enable_,
bool rx2_enable_,
const std::string &gain_mode_rx1_,
const std::string &gain_mode_rx2_,
double rf_gain_rx1_,
@@ -138,4 +142,8 @@ bool ad9361_disable_lo_local();
bool load_fir_filter(std::string &filter, struct iio_device *phy);
bool disable_ad9361_rx_local();
bool disable_ad9361_rx_remote(const std::string &remote_host);
#endif // GNSS_SDR_AD9361_MANAGER_H_