xref: /aosp_15_r20/external/ComputeLibrary/src/cpu/kernels/CpuReshapeKernel.h (revision c217d954acce2dbc11938adb493fc0abd69584f3)
1 /*
2  * Copyright (c) 2017-2022 Arm Limited.
3  *
4  * SPDX-License-Identifier: MIT
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in all
14  * copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  */
24 #ifndef ARM_COMPUTE_CPU_RESHAPE_KERNEL_H
25 #define ARM_COMPUTE_CPU_RESHAPE_KERNEL_H
26 
27 #include "src/core/common/Macros.h"
28 #include "src/cpu/ICpuKernel.h"
29 
30 namespace arm_compute
31 {
32 namespace cpu
33 {
34 namespace kernels
35 {
36 /** Interface for the kernel to perform tensor reshaping */
37 class CpuReshapeKernel : public ICpuKernel<CpuReshapeKernel>
38 {
39 public:
40     CpuReshapeKernel() = default;
41     ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(CpuReshapeKernel);
42     /** Configure kernel for a given list of arguments
43      *
44      * @param[in]  src Source tensor info. Data type supported: All
45      * @param[out] dst Destination tensor info. Data type supported: Same as @p input
46      */
47     void configure(const ITensorInfo *src, ITensorInfo *dst);
48 
49     /** Static function to check if given info will lead to a valid configuration
50      *
51      * Similar to @ref CpuReshapeKernel::configure()
52      *
53      * @return a status
54      */
55     static Status validate(const ITensorInfo *src, const ITensorInfo *dst);
56 
57     // Inherited methods overridden:
58     void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override;
59     const char *name() const override;
60 
61     /** Return minimum workload size of the relevant kernel
62      *
63      * @param[in] platform     The CPU platform used to create the context.
64      * @param[in] thread_count Number of threads in the execution.
65      *
66      * @return[out] small_network_mws          Minimum workload size for requsted configuration.
67      */
68     size_t get_mws(const CPUInfo &platform, size_t thread_count) const override;
69 };
70 } // namespace kernels
71 } // namespace cpu
72 } // namespace arm_compute
73 #endif /* ARM_COMPUTE_CPU_RESHAPE_KERNEL_H */
74