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+/*
+ * Copyright (c) 2017-2023 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_CPU_RESHAPE_KERNEL_H
+#define ARM_COMPUTE_CPU_RESHAPE_KERNEL_H
+
+#include "src/core/common/Macros.h"
+#include "src/cpu/ICpuKernel.h"
+
+namespace arm_compute
+{
+namespace cpu
+{
+namespace kernels
+{
+/** Interface for the kernel to perform tensor reshaping */
+class CpuReshapeKernel : public ICpuKernel<CpuReshapeKernel>
+{
+public:
+ CpuReshapeKernel() = default;
+ ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuReshapeKernel);
+ /** Configure kernel for a given list of arguments
+ *
+ * @param[in] src Source tensor info. Data type supported: All
+ * @param[out] dst Destination tensor info. Data type supported: Same as @p input
+ */
+ void configure(const ITensorInfo *src, ITensorInfo *dst);
+
+ /** Static function to check if given info will lead to a valid configuration
+ *
+ * Similar to @ref CpuReshapeKernel::configure()
+ *
+ * @return a status
+ */
+ static Status validate(const ITensorInfo *src, const ITensorInfo *dst);
+
+ // Inherited methods overridden:
+ void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override;
+ const char *name() const override;
+
+ /** Prepare the reshape kernel for execution (Only executed once) by calculating max or squashed window and selecting the _reshape_tensor_fn based on the presence of holes
+ *
+ * @param[in] tensors Pack of input and output tensors
+ *
+ */
+ void prepare(ITensorPack &tensors);
+
+ /** Return minimum workload size of the relevant kernel
+ *
+ * @param[in] platform The CPU platform used to create the context.
+ * @param[in] thread_count Number of threads in the execution.
+ *
+ * @return[out] small_network_mws Minimum workload size for requsted configuration.
+ */
+ size_t get_mws(const CPUInfo &platform, size_t thread_count) const override;
+
+ /** Get the preferred dimension in which the scheduler splits the work into multiple jobs.
+ *
+ * @return The split dimension.
+ */
+ size_t get_split_dimension() const
+ {
+ return _split_dimension;
+ }
+
+private:
+ size_t _split_dimension{Window::DimY};
+
+ std::function<void(const Window &window, const ITensor *src, ITensor *dst)> _reshape_tensor_fn{};
+};
+} // namespace kernels
+} // namespace cpu
+} // namespace arm_compute
+#endif /* ARM_COMPUTE_CPU_RESHAPE_KERNEL_H */