Manuel Bottini | c6f4ec3 | 2021-05-18 18:41:56 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2018-2021 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_CL_WINOGRAD_OUTPUT_TRANSFORM_KERNEL_H |
| 25 | #define ARM_COMPUTE_CL_WINOGRAD_OUTPUT_TRANSFORM_KERNEL_H |
| 26 | |
| 27 | #include "arm_compute/core/KernelDescriptors.h" |
| 28 | #include "src/core/common/Macros.h" |
| 29 | #include "src/core/gpu/cl/ClCompileContext.h" |
| 30 | #include "src/core/gpu/cl/IClKernel.h" |
| 31 | |
| 32 | namespace arm_compute |
| 33 | { |
| 34 | namespace opencl |
| 35 | { |
| 36 | namespace kernels |
| 37 | { |
| 38 | /** Interface for the Winograd output transform kernel. */ |
| 39 | class ClWinogradOutputTransformKernel : public IClKernel |
| 40 | { |
| 41 | public: |
| 42 | /** Default constructor */ |
| 43 | ClWinogradOutputTransformKernel() = default; |
| 44 | ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClWinogradOutputTransformKernel); |
| 45 | /** Set the input and output tensor. |
| 46 | * |
| 47 | * @note Winograd output transform supports the following configurations for NCWH data layout |
| 48 | * F(output tile, kernel size):F(2x2, 3x3), F(2x1, 3x1), F(1x2, 1x3), |
| 49 | * F(4x4, 3x3), F(4x1, 3x1), F(1x4, 1x3), |
| 50 | * F(4x4, 5x5), F(4x1, 5x1), F(1x4, 1x5) |
| 51 | * |
| 52 | * @note Winograd output transform supports the following configurations for NHWC data layout |
| 53 | * F(output tile, kernel size):F(4x4, 3x3), F(4x1, 3x1), F(1x4, 1x3), |
| 54 | * F(4x4, 5x5), F(4x1, 5x1), F(1x4, 1x5) |
| 55 | * |
| 56 | * Strides: only unit strides |
| 57 | * |
| 58 | * @param[in] compile_context The compile context to be used. |
| 59 | * @param[in] src Source tensor info with shape [C, N, K, batches]. Data types supported: F16/F32. |
| 60 | * @param[in] bias Biases tensor info. Shared biases supported. Biases are 1D tensor with dimensions [OFM]. It can be a nullptr. Data type supported: as @p src |
| 61 | * @param[out] dst The output tensor info. The shape for this tensor can be calculated using the utility function @p compute_winograd_output_transform_shape. Data types supported: Same as @p src |
| 62 | * @param[in] winograd_info Contains Winograd's information described in @ref WinogradInfo |
| 63 | * @param[in] act_info (Optional) Activation layer information in case of a fused activation. |
| 64 | */ |
| 65 | void configure(const ClCompileContext &compile_context, ITensorInfo *src, ITensorInfo *bias, ITensorInfo *dst, const WinogradInfo &winograd_info, |
| 66 | const ActivationLayerInfo &act_info = ActivationLayerInfo()); |
| 67 | |
| 68 | /** Static function to check if given info will lead to a valid configuration |
| 69 | * |
| 70 | * Similar to ClWinogradOutputTransformKernel::configure() |
| 71 | * |
| 72 | * @return a status |
| 73 | */ |
| 74 | static Status validate(const ITensorInfo *src, const ITensorInfo *bias, const ITensorInfo *dst, const WinogradInfo &winograd_info, const ActivationLayerInfo &act_info = ActivationLayerInfo()); |
| 75 | |
| 76 | // Inherited methods overridden: |
| 77 | void run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) override; |
| 78 | |
| 79 | private: |
| 80 | using WinogradKey = std::pair<std::pair<int, int>, std::pair<int, int>>; |
| 81 | |
| 82 | bool _is_nhwc{ false }; |
| 83 | }; |
| 84 | } // namespace kernels |
| 85 | } // namespace opencl |
| 86 | } // namespace arm_compute |
| 87 | #endif /*ARM_COMPUTE_CL_WINOGRAD_OUTPUT_TRANSFORM_KERNEL_H */ |