COMPMID-443 Change CLSoftMaxLayerKernel to use 3D tensor and collapse the higer dimension

Change-Id: I730ef45d855113d8baa7d89818441e168ea43c63
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/80573
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
diff --git a/src/core/CL/cl_kernels/helpers.h b/src/core/CL/cl_kernels/helpers.h
index 0b6d92d..4122112 100644
--- a/src/core/CL/cl_kernels/helpers.h
+++ b/src/core/CL/cl_kernels/helpers.h
@@ -87,6 +87,9 @@
 #define CONVERT_TENSOR3D_TO_IMAGE_STRUCT_NO_STEP(name) \
     update_image_from_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, 0, name##_stride_y, 0, name##_stride_z, name##_step_z)
 
+#define CONVERT_TENSOR3D_TO_IMAGE_STRUCT(name) \
+    update_image_from_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y, name##_stride_z, name##_step_z)
+
 #define CONVERT_TO_TENSOR3D_STRUCT(name)                                                                                                           \
     update_tensor3D_workitem_ptr(name##_ptr, name##_offset_first_element_in_bytes, name##_stride_x, name##_step_x, name##_stride_y, name##_step_y, \
                                  name##_stride_z, name##_step_z)