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diff --git a/src/runtime/CL/mlgo/Common.h b/src/runtime/CL/mlgo/Common.h
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+/*
+ * Copyright (c) 2021 Arm Limited.
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef SRC_RUNTIME_CL_MLGO_COMMON_H
+#define SRC_RUNTIME_CL_MLGO_COMMON_H
+
+#include "arm_compute/core/Types.h"
+#include "arm_compute/runtime/CL/CLTypes.h"
+
+namespace arm_compute
+{
+namespace mlgo
+{
+/** Types of Heuristic (tree) */
+enum class HeuristicType
+{
+    GEMM_Type,                     /**< About the type of gemm */
+    GEMM_Config_Native,            /**< About the gemm config for native kernel */
+    GEMM_Config_Reshaped_Only_RHS, /**< About the gemm config for reshaped only rhs kernel */
+    GEMM_Config_Reshaped           /**< About the gemm config for reshaped kernel */
+};
+
+using GEMMType = CLGEMMKernelType;
+
+/** GEMM Configuration for Native kernel */
+struct GEMMConfigNative
+{
+    unsigned int m0{1}; /**< Number of rows processed by the matrix multiplication */
+    unsigned int n0{1}; /**< Number of columns processed by the matrix multiplication */
+    unsigned int k0{1}; /**< Number of partial accumulations performed by the matrix multiplication */
+};
+
+/** GEMM Configuration for Reshaped Only RHS kernel */
+struct GEMMConfigReshapedOnlyRHS
+{
+    unsigned int m0{1}; /**< Number of rows processed by the matrix multiplication */
+    unsigned int n0{1}; /**< Number of columns processed by the matrix multiplication */
+    unsigned int k0{1}; /**< Number of partial accumulations performed by the matrix multiplication */
+    unsigned int h0{1}; /**< Number of horizontal blocks of size (k0xn0) stored on the same output row */
+    bool         interleave_rhs{false}; /**< True if the h0 (k0xn0) blocks have to be interleaved in the output row */
+    bool         transpose_rhs{false};  /**< True if the (k0xn0) block has to be transposed before been stored */
+    bool export_cl_image{false}; /**< True if the reshaped rhs has to be exported to cl_image. n0 must be equal to 4 */
+};
+
+/** GEMM Configuration for Reshaped kernel */
+struct GEMMConfigReshaped
+{
+    unsigned int m0{1}; /**< Number of rows processed by the matrix multiplication */
+    unsigned int n0{1}; /**< Number of columns processed by the matrix multiplication */
+    unsigned int k0{1}; /**< Number of partial accumulations performed by the matrix multiplication */
+    unsigned int v0{1}; /**< Number of vertical blocks of size (m0xk0) stored on the same output row */
+    unsigned int h0{1}; /**< Number of horizontal blocks of size (k0xn0) stored on the same output row */
+    bool         interleave_lhs{false}; /**< True if the v0 (m0xk0) blocks have to be interleaved in the output row */
+    bool         interleave_rhs{false}; /**< True if the h0 (k0xn0) blocks have to be interleaved in the output row */
+    bool         transpose_rhs{false};  /**< True if the (k0xn0) block has to be transposed before been stored */
+    bool export_cl_image{false}; /**< True if the reshaped rhs has to be exported to cl_image. n0 must be equal to 4 */
+};
+
+} // namespace mlgo
+} // namespace arm_compute
+#endif // SRC_RUNTIME_CL_MLGO_COMMON_H