1 files changed, 123 insertions, 0 deletions
diff --git a/src/gpu/cl/kernels/gemm/IClGemmKernelConfig.h b/src/gpu/cl/kernels/gemm/IClGemmKernelConfig.h
new file mode 100644
index 0000000000..9d08633963
--- /dev/null
+++ b/src/gpu/cl/kernels/gemm/IClGemmKernelConfig.h
@@ -0,0 +1,123 @@
+/*
+ * Copyright (c) 2019-2021 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 ARM_COMPUTE_ICL_GEMM_KERNEL_CONFIG_H
+#define ARM_COMPUTE_ICL_GEMM_KERNEL_CONFIG_H
+
+#include "arm_compute/core/GPUTarget.h"
+#include "arm_compute/core/Types.h"
+
+#include "src/core/common/Macros.h"
+
+#include <array>
+namespace arm_compute
+{
+namespace opencl
+{
+namespace kernels
+{
+namespace gemm
+{
+/** Basic container for the OpenCL GEMM configuration functions */
+template <class T>
+class CLGEMMConfigArray
+{
+public:
+    /** Alias for F32 index */
+    static constexpr size_t DT_F32 = 0;
+    /** Alias for F16 index */
+    static constexpr size_t DT_F16 = 1;
+    /** Alias for Int8 index */
+    static constexpr size_t DT_INT8 = 2;
+
+    /** Constructor
+     *
+     * @param[in] func_f32  Function to call for GEMM F32
+     * @param[in] func_f16  Function to call for GEMM F16
+     * @param[in] func_int8 Function to call for GEMM Int8 (QASYMM8, QASYMM8_SIGNED, QSYMM8_PER_CHANNEL)
+     *
+     */
+    CLGEMMConfigArray(T func_f32, T func_f16, T func_int8) : _configs{func_f32, func_f16, func_int8}
+    {
+    }
+
+    /** Method to return the GEMM configuration function based on data type
+     *
+     * @param[in] data_type Input data type
+     *
+     * @return the valid function otherwise it returns nullptr if the data type is not valid
+     */
+    T get_function(DataType data_type)
+    {
+        switch (data_type)
+        {
+            case DataType::F32:
+                return _configs.at(DT_F32);
+            case DataType::F16:
+                return _configs.at(DT_F16);
+            case DataType::QASYMM8:
+            case DataType::QASYMM8_SIGNED:
+            case DataType::QSYMM8_PER_CHANNEL:
+                return _configs.at(DT_INT8);
+            default:
+                return nullptr;
+        }
+    }
+
+private:
+    std::array<T, 3> _configs;
+};
+
+/** Basic interface for the GEMM kernel configuration */
+class IClGemmKernelConfig
+{
+public:
+    /** Constructor
+     *
+     * @param[in] arch GPU target
+     */
+    IClGemmKernelConfig(GPUTarget arch) : _target(arch)
+    {
+    }
+    ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(IClGemmKernelConfig);
+    /** Virtual destructor */
+    virtual ~IClGemmKernelConfig() = default;
+    /** Given M, N, K and B, this method returns the @ref GEMMLHSMatrixInfo and @ref GEMMRHSMatrixInfo to be used
+     *
+     * @param[in] m         Number of rows LHS matrix
+     * @param[in] n         Number of columns RHS matrix
+     * @param[in] k         Number of columns LHS matrix or number of rows RHS matrix
+     * @param[in] b         Batch size
+     * @param[in] data_type Data type
+     */
+    virtual std::pair<GEMMLHSMatrixInfo, GEMMRHSMatrixInfo>
+    configure(unsigned int m, unsigned int n, unsigned int k, unsigned int b, DataType data_type) = 0;
+
+protected:
+    GPUTarget _target;
+};
+} // namespace gemm
+} // namespace kernels
+} // namespace opencl
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_ICL_GEMM_KERNEL_CONFIG_H */