COMPMID-417: Port NEDirectConvolution 1x1 to QS16.

Change-Id: Icae6a5091e836d0aca24375f43cca9e6d3a2090f
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/81662
Reviewed-by: Moritz Pflanzer <moritz.pflanzer@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
diff --git a/arm_compute/runtime/NEON/functions/NEDirectConvolutionLayer.h b/arm_compute/runtime/NEON/functions/NEDirectConvolutionLayer.h
index a66cab3..872fae3 100644
--- a/arm_compute/runtime/NEON/functions/NEDirectConvolutionLayer.h
+++ b/arm_compute/runtime/NEON/functions/NEDirectConvolutionLayer.h
@@ -48,7 +48,7 @@
     NEDirectConvolutionLayer();
     /** Set the input, weights, biases and output tensors.
       *
-      * @param[in, out] input     Input tensor. Data types supported: QS8/F16/F32.
+      * @param[in, out] input     Input tensor. Data types supported: QS8/QS16/F16/F32.
       * @param[in]      weights   Set of kernels to convolve the input volume.
       *                           The 3rd dimension must be the same as the input's volume 3rd dimension.
       *                           Data type supported: Same as @p input.