From bf6bcf4aa5a2109d39a4d382e51f0c80c267299d Mon Sep 17 00:00:00 2001
From: gracid <garmus.r@gmail.com>
Date: Tue, 28 Jan 2020 13:50:16 +0200
Subject: [PATCH] Fixed TX MIMO

---
 CMakeLists.txt   | 2 +-
 lib/sink_impl.cc | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d4e4091..78290cc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -44,7 +44,7 @@ list(INSERT CMAKE_MODULE_PATH 0 ${CMAKE_SOURCE_DIR}/cmake/Modules)
 # Set the version information here
 set(VERSION_MAJOR 3)
 set(VERSION_API    0)
-set(VERSION_ABI 0)
+set(VERSION_ABI 1)
 set(VERSION_PATCH 0)
 
 cmake_policy(SET CMP0011 NEW)
diff --git a/lib/sink_impl.cc b/lib/sink_impl.cc
index f8bfae3..4fc7d34 100755
--- a/lib/sink_impl.cc
+++ b/lib/sink_impl.cc
@@ -302,7 +302,7 @@ inline gr::io_signature::sptr sink_impl::args_to_io_signature(int channel_number
     if (channel_number < 2) {
         return gr::io_signature::make(1, 1, sizeof(gr_complex));
     } else if (channel_number == 2) {
-        return gr::io_signature::make(1, 1, sizeof(gr_complex));
+        return gr::io_signature::make(2, 2, sizeof(gr_complex));
     } else {
         std::cout << "ERROR: sink_impl::args_to_io_signature(): channel_number must be "
                      "0,1 or 2."