COMPMID-429: Port CLSoftmaxLayer to QS16.

Change-Id: I3a0394364629654747439372d32f692b6ca29ee0
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/80219
Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Moritz Pflanzer <moritz.pflanzer@arm.com>
diff --git a/src/core/CL/cl_kernels/softmax_layer.cl b/src/core/CL/cl_kernels/softmax_layer.cl
index 113fc76..04736c4 100644
--- a/src/core/CL/cl_kernels/softmax_layer.cl
+++ b/src/core/CL/cl_kernels/softmax_layer.cl
@@ -64,7 +64,7 @@
  * @note Fixed point position must be given as a preprocessor argument using -DFIXED_POINT_POSITION=pos. e.g. DFIXED_POINT_POSITION=4
  * @note In case the input is not multiple of 16 -DNON_MULTIPLE_OF_16 must be passed.
  *
- * @param[in]  src_ptr                           Pointer to the source tensor slice. Supported data types: QS8/F16/F32
+ * @param[in]  src_ptr                           Pointer to the source tensor slice. Supported data types: QS8/QS16/F16/F32
  * @param[in]  src_stride_x                      Stride of the source tensor in X dimension (in bytes)
  * @param[in]  src_step_x                        src_stride_x * number of elements along X processed per workitem(in bytes)
  * @param[in]  src_stride_y                      Stride of the source tensor in Y dimension (in bytes)
@@ -125,7 +125,7 @@
  * @note Fixed point position must be given as a preprocessor argument using -DFIXED_POINT_POSITION=pos. e.g. DFIXED_POINT_POSITION=4
  * @note In case the input is not multiple of 16 -DNON_MULTIPLE_OF_16 must be passed.
  *
- * @param[in]  src_ptr                           Pointer to the source tensor slice. Supported data types: QS8/F16/F32
+ * @param[in]  src_ptr                           Pointer to the source tensor slice. Supported data types: QS8/QS16/F16/F32
  * @param[in]  src_stride_x                      Stride of the source tensor in X dimension (in bytes)
  * @param[in]  src_step_x                        src_stride_x * number of elements along X processed per workitem(in bytes)
  * @param[in]  src_stride_y                      Stride of the source tensor in Y dimension (in bytes)
@@ -210,7 +210,7 @@
  * @note Datatype must be given as a preprocessor argument using -DDATA_TYPE=type. e.g. -DDATA_TYPE=short
  * @note Fixed point position must be given as a preprocessor argument using -DFIXED_POINT_POSITION=pos. e.g. DFIXED_POINT_POSITION=4
  *
- * @param[in]  src_ptr                           Pointer to the source tensor slice. Supported data types: QS8/F16/F32
+ * @param[in]  src_ptr                           Pointer to the source tensor slice. Supported data types: QS8/QS16/F16/F32
  * @param[in]  src_stride_x                      Stride of the source tensor in X dimension (in bytes)
  * @param[in]  src_step_x                        src_stride_x * number of elements along X processed per workitem(in bytes)
  * @param[in]  src_stride_y                      Stride of the source tensor in Y dimension (in bytes)