COMPMID-474 - Add support for QS8/QS16 DirectConvolution CL

Change-Id: I537e4acbc02c8d880ff8630ea62223e0f1a1dda3
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/82875
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
diff --git a/src/core/CL/CLHelpers.cpp b/src/core/CL/CLHelpers.cpp
index 1c855e4..6bc82a2 100644
--- a/src/core/CL/CLHelpers.cpp
+++ b/src/core/CL/CLHelpers.cpp
@@ -86,6 +86,8 @@
             return "uint";
         case DataType::S32:
             return "int";
+        case DataType::QS32:
+            return "qs32";
         case DataType::U64:
             return "ulong";
         case DataType::S64:
@@ -134,6 +136,8 @@
             return "char";
         case DataType::QS16:
             return "short";
+        case DataType::QS32:
+            return "int";
         default:
             return get_cl_type_from_data_type(dt);
     }