COMPMID-734: CLTuner rework

Change-Id: I8f20d6ea8a09869d71003e7b08e0d33775282f6c
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/125802
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
diff --git a/arm_compute/core/CL/CLTypes.h b/arm_compute/core/CL/CLTypes.h
index a9d5fdd..14c31fa 100644
--- a/arm_compute/core/CL/CLTypes.h
+++ b/arm_compute/core/CL/CLTypes.h
@@ -60,5 +60,16 @@
     CL20,   /* the OpenCL 2.0 and above */
     UNKNOWN /* unkown version */
 };
-}
+
+/** OpenCL device options */
+struct CLDeviceOptions
+{
+    std::string name;        /**< Device name */
+    std::string extensions;  /**< List of supported extensions */
+    std::string ddk_version; /**< DDK version */
+    GPUTarget   gpu_target;  /**< GPU target architecture/instance */
+    size_t      num_cores;   /**< Number of cores */
+    size_t      cache_size;  /**< Cache size */
+};
+} // namespace arm_compute
 #endif /* __ARM_COMPUTE_CL_TYPES_H__ */