IVGCVSW-8294 Fix quantized Conv2d TOSA mapping

* TosaConv2d
* TosaQuantization
* TosaRescale

Signed-off-by: John Mcloughlin <john.mcloughlin@arm.com>
Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: I6c7ceca1f7df62896b41a84e6a6448afd8c32b74
diff --git a/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp b/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp
index 68531f8..f5edfb0 100644
--- a/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp
+++ b/src/backends/tosaReference/test/TosaRefEndToEndTests.cpp
@@ -95,6 +95,20 @@
     Convolution2dEndToEnd<armnn::DataType::Float32>(tosaDefaultBackends, armnn::DataLayout::NHWC, false);
 }
 
+TEST_CASE("TosaRefConv2dEndtoEndTestInt8")
+{
+    Convolution2dEndToEnd<armnn::DataType::QSymmS8,
+                          armnn::DataType::QSymmS8,
+                          armnn::DataType::Signed32>(tosaDefaultBackends, armnn::DataLayout::NHWC);
+}
+
+TEST_CASE("TosaRefConv2dWithoutBiasEndtoEndTestInt8")
+{
+    Convolution2dEndToEnd<armnn::DataType::QSymmS8,
+                          armnn::DataType::QSymmS8,
+                          armnn::DataType::Signed32>(tosaDefaultBackends, armnn::DataLayout::NHWC, false);
+}
+
 // Maximum
 TEST_CASE("TosaRefMaximumEndtoEndTestInt8")
 {