From 2e9828f1209721ca79da93a18054184bb0b5fed2 Mon Sep 17 00:00:00 2001
From: "Frederik M.J. Vestre" <freqmod@gmail.com>
Date: Thu, 29 Aug 2013 17:53:49 +0200
Subject: [PATCH] Support setting external sampling to bladerf

---
 lib/bladerf/bladerf_source_c.cc | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/lib/bladerf/bladerf_source_c.cc b/lib/bladerf/bladerf_source_c.cc
index 31f72b7..c603ee9 100644
--- a/lib/bladerf/bladerf_source_c.cc
+++ b/lib/bladerf/bladerf_source_c.cc
@@ -161,6 +161,26 @@ bladerf_source_c::bladerf_source_c (const std::string &args)
   /* Set the range of VGA2 VGA2GAIN[4:0], not recommended to be used above 30dB */
   this->vga2_range = osmosdr::gain_range_t( 0, 60, 3 );
 
+  if (dict.count("sampling"))
+  {
+    std::string sampling = dict["sampling"];
+
+    std::cerr << "Setting bladerf sampling to " << sampling << std::endl;
+    if( sampling == "internal") {
+      ret = bladerf_set_sampling( this->dev, BLADERF_SAMPLING_INTERNAL );
+      if ( ret != 0 )
+        std::cerr << "Problem while setting sampling mode " << ret << std::endl;
+
+    } else if( sampling == "external" ) {
+      ret = bladerf_set_sampling( this->dev, BLADERF_SAMPLING_EXTERNAL );
+      if ( ret != 0 )
+        std::cerr << "Problem while setting sampling mode " << ret << std::endl;
+    } else {
+        std::cerr << "Invalid sampling mode " << sampling << std::endl;
+    }
+  }
+
+
   ret = bladerf_enable_module(this->dev, BLADERF_MODULE_RX, true);
   if ( ret != 0 )
     std::cerr << "bladerf_enable_module has returned with " << ret << std::endl;