COMPMID-685 Extend CLTuner support to other DL functions

Change-Id: Ica97857c2145228e4a6088724681ec1c0a138133
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/95918
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
diff --git a/src/core/CL/kernels/CLActivationLayerKernel.cpp b/src/core/CL/kernels/CLActivationLayerKernel.cpp
index adedebb..41a74c3 100644
--- a/src/core/CL/kernels/CLActivationLayerKernel.cpp
+++ b/src/core/CL/kernels/CLActivationLayerKernel.cpp
@@ -151,6 +151,14 @@
     }
 
     ICLKernel::configure(win);
+
+    // Set config_id for enabling LWS tuning
+    _config_id = "activation_layer_";
+    _config_id += lower_string(string_from_data_type(dt));
+    _config_id += "_";
+    _config_id += support::cpp11::to_string(input->info()->dimension(0));
+    _config_id += "_";
+    _config_id += support::cpp11::to_string(input->info()->dimension(1));
 }
 
 Error CLActivationLayerKernel::validate(const ITensorInfo *input, const ITensorInfo *output, const ActivationLayerInfo &act_info)