COMPMID-1008: Fix Doxygen issues

Change-Id: Ie73d8771f85d1f5b059f3a56f1bbd73c98e94a38
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/124723
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/tests/NEON/Helper.h b/tests/NEON/Helper.h
index 93f2010..b9f9612 100644
--- a/tests/NEON/Helper.h
+++ b/tests/NEON/Helper.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 ARM Limited.
+ * Copyright (c) 2017-2018 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -50,11 +50,15 @@
     }
 }
 
-// This template synthetizes an INESimpleFunction which runs the given kernel K
+/** This template synthetizes an INESimpleFunction which runs the given kernel K */
 template <typename K>
 class NESynthetizeFunction : public INESimpleFunction
 {
 public:
+    /** Configure the kernel.
+     *
+     * @param[in] args Configuration arguments.
+     */
     template <typename... Args>
     void configure(Args &&... args)
     {
@@ -64,11 +68,16 @@
     }
 };
 
-// As above but this also setups a Zero border on the input tensor of the specified bordersize
+/** As above but this also setups a Zero border on the input tensor of the specified bordersize */
 template <typename K, int bordersize>
 class NESynthetizeFunctionWithZeroConstantBorder : public INESimpleFunction
 {
 public:
+    /** Configure the kernel.
+     *
+     * @param[in] first First configuration argument.
+     * @param[in] args  Rest of the configuration arguments.
+     */
     template <typename T, typename... Args>
     void configure(T first, Args &&... args)
     {