Prepare for gr-iio integration into GNU Radio

CMakeLists.txt

@@ -2275,11 +2275,17 @@ endif()
 # IIO blocks for GNU Radio
 # https://github.com/analogdevicesinc/gr-iio
 ##############################################
-find_package(GRIIO)
+if(GNURADIO_IIO_FOUND)
-set_package_properties(GRIIO PROPERTIES
+    set(GRIIO_FOUND TRUE)
-    PURPOSE "Used for communication with PlutoSDR and FMCOMMS devices."
+    set(GR_IIO_INCLUDE_HAS_GNURADIO TRUE)
-    TYPE OPTIONAL
+    set(GNURADIO_API_IIO TRUE)
-)
+else()
+    find_package(GRIIO)
+    set_package_properties(GRIIO PROPERTIES
+        PURPOSE "Used for communication with PlutoSDR and FMCOMMS devices."
+        TYPE OPTIONAL
+    )
+endif()
 if(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
     if(NOT GRIIO_FOUND)
         message(STATUS "gnuradio-iio not found, its installation is required.")

cmake/Modules/FindGNURADIO.cmake

@@ -76,7 +76,6 @@ function(GR_MODULE EXTVAR PCNAME INCFILE LIBFILE)
         PATHS /usr/include
               /usr/local/include
               /opt/local/include
-              ${GNURADIO_INSTALL_PREFIX}/include
               ${GNURADIO_ROOT}/include
               $ENV{GNURADIO_ROOT}/include
               $ENV{GNURADIO_RUNTIME_DIR}/include
@@ -118,7 +117,6 @@ function(GR_MODULE EXTVAR PCNAME INCFILE LIBFILE)
                   /usr/local/lib
                   /usr/local/lib64
                   /opt/local/lib
-                  ${GNURADIO_INSTALL_PREFIX}/lib
                   ${GNURADIO_ROOT}/lib
                   $ENV{GNURADIO_ROOT}/lib
                   ${GNURADIO_ROOT}/lib64
@@ -277,6 +275,99 @@ else()
     )
 endif()
 
+
+# Search for IIO component
+if(GNURADIO_VERSION VERSION_GREATER 3.8.99)
+    pkg_check_modules(PC_GNURADIO_IIO QUIET gnuradio-iio)
+    # look for include files
+    message(STATUS "Checking for GNU Radio Module: IIO")
+    find_path(GNURADIO_IIO_INCLUDE_DIRS
+        NAMES gnuradio/iio/api.h
+        HINTS ${PC_GNURADIO_IIO_INCLUDEDIR}
+        PATHS /usr/include
+              /usr/local/include
+              /opt/local/include
+              ${GNURADIO_INSTALL_PREFIX}/include
+              ${GNURADIO_ROOT}/include
+              $ENV{GNURADIO_ROOT}/include
+              $ENV{GNURADIO_RUNTIME_DIR}/include
+              ${CMAKE_INSTALL_PREFIX}/include
+              ${GNURADIO_INSTALL_PREFIX}/include
+    )
+
+    # look for libs
+    find_library(GNURADIO_IIO_LIBRARIES
+        NAMES gnuradio-iio gnuradio-iio-${GNURADIO_VERSION}
+        HINTS ${PC_GNURADIO_IIO_LIBDIR}
+        PATHS /usr/lib
+              /usr/lib64
+              /usr/lib/x86_64-linux-gnu
+              /usr/lib/i386-linux-gnu
+              /usr/lib/arm-linux-gnueabihf
+              /usr/lib/arm-linux-gnueabi
+              /usr/lib/aarch64-linux-gnu
+              /usr/lib/mipsel-linux-gnu
+              /usr/lib/mips-linux-gnu
+              /usr/lib/mips64el-linux-gnuabi64
+              /usr/lib/powerpc-linux-gnu
+              /usr/lib/powerpc64-linux-gnu
+              /usr/lib/powerpc64le-linux-gnu
+              /usr/lib/powerpc-linux-gnuspe
+              /usr/lib/hppa-linux-gnu
+              /usr/lib/s390x-linux-gnu
+              /usr/lib/i386-gnu
+              /usr/lib/hppa-linux-gnu
+              /usr/lib/x86_64-kfreebsd-gnu
+              /usr/lib/i386-kfreebsd-gnu
+              /usr/lib/m68k-linux-gnu
+              /usr/lib/sh4-linux-gnu
+              /usr/lib/sparc64-linux-gnu
+              /usr/lib/x86_64-linux-gnux32
+              /usr/lib/alpha-linux-gnu
+              /usr/lib/riscv64-linux-gnu
+              /usr/local/lib
+              /usr/local/lib64
+              /opt/local/lib
+              ${GNURADIO_ROOT}/lib
+              $ENV{GNURADIO_ROOT}/lib
+              ${GNURADIO_ROOT}/lib64
+              $ENV{GNURADIO_ROOT}/lib64
+              $ENV{GNURADIO_RUNTIME_DIR}/lib
+              ${CMAKE_INSTALL_PREFIX}/lib
+              ${CMAKE_INSTALL_PREFIX}/lib64
+              ${GNURADIO_INSTALL_PREFIX}/lib
+              ${GNURADIO_INSTALL_PREFIX}/lib64
+    )
+
+    if(GNURADIO_IIO_LIBRARIES)
+        message(STATUS " * INCLUDES=${GNURADIO_IIO_INCLUDE_DIRS}")
+        message(STATUS " * LIBS=${GNURADIO_IIO_LIBRARIES}")
+    endif()
+    find_package_handle_standard_args(GNURADIO_IIO DEFAULT_MSG GNURADIO_IIO_LIBRARIES GNURADIO_IIO_INCLUDE_DIRS)
+
+    if(GNURADIO_IIO_FOUND)
+        message(STATUS "GNURADIO_IIO_FOUND = ${GNURADIO_IIO_FOUND}")
+        # append to all includes and libs list
+        set(GNURADIO_ALL_INCLUDE_DIRS ${GNURADIO_ALL_INCLUDE_DIRS} ${GNURADIO_IIO_INCLUDE_DIRS})
+        set(GNURADIO_ALL_LIBRARIES ${GNURADIO_ALL_LIBRARIES} ${GNURADIO_IIO_LIBRARIES})
+
+        # Create imported target
+        if(NOT TARGET Gnuradio::iio)
+            add_library(Gnuradio::iio SHARED IMPORTED)
+            set(GNURADIO_LIBRARY ${GNURADIO_IIO_LIBRARIES})
+            list(GET GNURADIO_LIBRARY 0 FIRST_DIR)
+            get_filename_component(GNURADIO_DIR ${FIRST_DIR} ABSOLUTE)
+            set_target_properties(Gnuradio::iio PROPERTIES
+                IMPORTED_LINK_INTERFACE_LANGUAGES "CXX"
+                IMPORTED_LOCATION "${GNURADIO_DIR}"
+                INTERFACE_INCLUDE_DIRECTORIES "${GNURADIO_IIO_INCLUDE_DIRS}"
+                INTERFACE_LINK_LIBRARIES "${GNURADIO_LIBRARY}"
+            )
+        endif()
+    endif()
+endif()
+
+
 set_package_properties(GNURADIO PROPERTIES
     URL "https://www.gnuradio.org/"
 )

src/algorithms/signal_source/adapters/CMakeLists.txt

@@ -217,6 +217,16 @@ if(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
             PUBLIC -DGRIIO_INCLUDE_HAS_GNURADIO=1
         )
     endif()
+    if(GNURADIO_API_IIO)
+        target_compile_definitions(signal_source_adapters
+            PUBLIC -DGNURADIO_API_IIO=1
+        )
+    endif()
+    target_link_libraries(signal_source_adapters
+        PUBLIC
+            Gnuradio::iio
+            Boost::chrono
+    )
 endif()
 
 if(ENABLE_CLANG_TIDY)

src/algorithms/signal_source/adapters/fmcomms2_signal_source.cc

@@ -64,6 +64,10 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
     rf_gain_rx2_ = configuration->property(role + ".gain_rx2", 64.0);
     rf_port_select_ = configuration->property(role + ".rf_port_select", std::string("A_BALANCED"));
     filter_file_ = configuration->property(role + ".filter_file", std::string(""));
+    filter_source_ = configuration->property(role + ".filter_source", std::string("Off"));
+    filter_filename_ = configuration->property(role + ".filter_filename", std::string(""));
+    Fpass_ = configuration->property(role + ".Fpass", 0.0);
+    Fstop_ = configuration->property(role + ".Fstop", 0.0);
     filter_auto_ = configuration->property(role + ".filter_auto", true);
     item_type_ = configuration->property(role + ".item_type", default_item_type);
     samples_ = configuration->property(role + ".samples", 0);
@@ -94,6 +98,17 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
                         }
                     else
                         {
+#if GNURADIO_API_IIO
+                            fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
+                                uri_.c_str(), freq_, sample_rate_,
+                                bandwidth_,
+                                rx1_en_, rx2_en_,
+                                buffer_size_, quadrature_, rf_dc_,
+                                bb_dc_, gain_mode_rx1_.c_str(), rf_gain_rx1_,
+                                gain_mode_rx2_.c_str(), rf_gain_rx2_,
+                                rf_port_select_.c_str(), filter_source_.c_str(),
+                                filter_filename_.c_str(), Fpass_, Fstop_);
+#else
                             fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
                                 uri_.c_str(), freq_, sample_rate_,
                                 bandwidth_,
@@ -103,7 +118,7 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
                                 gain_mode_rx2_.c_str(), rf_gain_rx2_,
                                 rf_port_select_.c_str(), filter_file_.c_str(),
                                 filter_auto_);
-
+#endif
                             // configure LO
                             if (enable_dds_lo_ == true)
                                 {
@@ -126,6 +141,17 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
                         }
                     else
                         {
+#if GNURADIO_API_IIO
+                            fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
+                                uri_.c_str(), freq_, sample_rate_,
+                                bandwidth_,
+                                rx1_en_, rx2_en_,
+                                buffer_size_, quadrature_, rf_dc_,
+                                bb_dc_, gain_mode_rx1_.c_str(), rf_gain_rx1_,
+                                gain_mode_rx2_.c_str(), rf_gain_rx2_,
+                                rf_port_select_.c_str(), filter_source_.c_str(),
+                                filter_filename_.c_str(), Fpass_, Fstop_);
+#else
                             fmcomms2_source_f32c_ = gr::iio::fmcomms2_source_f32c::make(
                                 uri_.c_str(), freq_, sample_rate_,
                                 bandwidth_,
@@ -135,6 +161,7 @@ Fmcomms2SignalSource::Fmcomms2SignalSource(ConfigurationInterface* configuration
                                 gain_mode_rx2_.c_str(), rf_gain_rx2_,
                                 rf_port_select_.c_str(), filter_file_.c_str(),
                                 filter_auto_);
+#endif
                             // configure LO
                             if (enable_dds_lo_ == true)
                                 {

src/algorithms/signal_source/adapters/fmcomms2_signal_source.h

@@ -102,6 +102,10 @@ private:
     std::string rf_port_select_;
     std::string filter_file_;
     bool filter_auto_;
+    std::string filter_source_;
+    std::string filter_filename_;
+    float Fpass_;
+    float Fstop_;
 
     // DDS configuration for LO generation for external mixer
     bool enable_dds_lo_;

src/algorithms/signal_source/adapters/plutosdr_signal_source.cc

@@ -55,7 +55,10 @@ PlutosdrSignalSource::PlutosdrSignalSource(ConfigurationInterface* configuration
     rf_gain_ = configuration->property(role + ".gain", 50.0);
     filter_file_ = configuration->property(role + ".filter_file", std::string(""));
     filter_auto_ = configuration->property(role + ".filter_auto", true);
-
+    filter_source_ = configuration->property(role + ".filter_source", std::string("Off"));
+    filter_filename_ = configuration->property(role + ".filter_filename", std::string(""));
+    Fpass_ = configuration->property(role + ".Fpass", 0.0);
+    Fstop_ = configuration->property(role + ".Fstop", 0.0);
     item_type_ = configuration->property(role + ".item_type", default_item_type);
     samples_ = configuration->property(role + ".samples", 0);
     dump_ = configuration->property(role + ".dump", false);
@@ -75,10 +78,16 @@ PlutosdrSignalSource::PlutosdrSignalSource(ConfigurationInterface* configuration
     std::cout << "gain mode: " << gain_mode_ << std::endl;
     std::cout << "item type: " << item_type_ << std::endl;
 
+#if GNURADIO_API_IIO
+    plutosdr_source_ = gr::iio::pluto_source::make(uri_, freq_, sample_rate_,
+        bandwidth_, buffer_size_, quadrature_, rf_dc_, bb_dc_,
+        gain_mode_.c_str(), rf_gain_, filter_source_.c_str(),
+        filter_filename_.c_str(), Fpass_, Fstop_);
+#else
     plutosdr_source_ = gr::iio::pluto_source::make(uri_, freq_, sample_rate_,
         bandwidth_, buffer_size_, quadrature_, rf_dc_, bb_dc_,
         gain_mode_.c_str(), rf_gain_, filter_file_.c_str(), filter_auto_);
-
+#endif
     if (samples_ != 0)
         {
             DLOG(INFO) << "Send STOP signal after " << samples_ << " samples";

src/algorithms/signal_source/adapters/plutosdr_signal_source.h

@@ -97,6 +97,10 @@ private:
     double rf_gain_;
     std::string filter_file_;
     bool filter_auto_;
+    std::string filter_source_;
+    std::string filter_filename_;
+    float Fpass_;
+    float Fstop_;
 
     unsigned int in_stream_;
     unsigned int out_stream_;

src/algorithms/signal_source/libs/CMakeLists.txt

@@ -63,16 +63,6 @@ target_include_directories(signal_source_libs
         ${CMAKE_SOURCE_DIR}/src/core/receiver
 )
 
-if(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
-    target_link_libraries(signal_source_libs
-        PUBLIC
-            Gnuradio::iio
-        PRIVATE
-            Gnuradio::analog
-            Iio::iio
-    )
-endif()
-
 if(ENABLE_FMCOMMS2 OR ENABLE_AD9361)
     target_link_libraries(signal_source_libs
         PUBLIC