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+/*
+ * Copyright (c) 2019 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.
+ */
+
+#pragma once
+#include "arm_compute/core/NEON/kernels/convolution/depthwise/depthwise.hpp"
+#include "arm_compute/core/NEON/kernels/convolution/common/qasymm8.hpp"
+
+namespace depthwise
+{
+
+namespace nck = neon_convolution_kernels;
+
+template <
+ unsigned int OutputTileRows, unsigned int OutputTileCols,
+ unsigned int KernelRows, unsigned int KernelCols,
+ unsigned int StrideRows, unsigned int StrideCols
+>
+class QAsymm8DepthwiseConvolution : public DepthwiseConvolutionBase<
+ OutputTileRows, OutputTileCols,
+ KernelRows, KernelCols,
+ StrideRows, StrideCols,
+ uint8_t, int32_t, uint8_t,
+ QAsymm8DepthwiseConvolution<OutputTileRows, OutputTileCols, KernelRows, KernelCols, StrideRows, StrideCols>
+>
+{
+ using Base = DepthwiseConvolutionBase<
+ OutputTileRows, OutputTileCols,
+ KernelRows, KernelCols,
+ StrideRows, StrideCols,
+ uint8_t, int32_t, uint8_t,
+ QAsymm8DepthwiseConvolution<OutputTileRows, OutputTileCols, KernelRows, KernelCols, StrideRows, StrideCols>
+ >;
+ friend Base;
+ using InputType = typename Base::InputType;
+ using OutputType = typename Base::OutputType;
+
+ public:
+ QAsymm8DepthwiseConvolution(
+ int n_batches, int n_input_rows, int n_input_cols, int n_channels,
+ nck::ActivationFunction activation,
+ const qasymm8::QAsymm8Params& weight_quantisation,
+ const qasymm8::QAsymm8Params& input_quantisation,
+ const qasymm8::QAsymm8Params& output_quantisation,
+ unsigned int padding_top,
+ unsigned int padding_left,
+ unsigned int padding_bottom,
+ unsigned int padding_right
+ );
+
+ QAsymm8DepthwiseConvolution(
+ int n_batches, int n_input_rows, int n_input_cols, int n_channels,
+ nck::ActivationFunction activation,
+ const qasymm8::QAsymm8Params& weight_quantisation,
+ const qasymm8::QAsymm8Params& input_quantisation,
+ const qasymm8::QAsymm8Params& output_quantisation,
+ const qasymm8::QAsymm8RescaleParams& rescale_parameters,
+ unsigned int padding_top,
+ unsigned int padding_left,
+ unsigned int padding_bottom,
+ unsigned int padding_right
+ );
+
+ protected:
+ static nck::ActivationFunction get_activation_fn(
+ nck::ActivationFunction activation,
+ const qasymm8::QAsymm8Params& output_quantisation
+ );
+
+ uint8_t _input_padding_value(void) const;
+
+ void _pack_params(
+ void *buffer,
+ const void *weights,
+ unsigned int weight_row_stride,
+ unsigned int weight_col_stride,
+ const void *biases=nullptr
+ ) const;
+
+ template <nck::ActivationFunction Activation>
+ void execute_tile(
+ int n_channels,
+ const void* packed_params,
+ const uint8_t* inptr,
+ unsigned int in_row_stride,
+ unsigned int in_col_stride,
+ uint8_t* outptr,
+ unsigned int out_row_stride,
+ unsigned int out_col_stride
+ );
+
+ private:
+ // Quantization parameters
+ const qasymm8::QAsymm8Params _weights_quant, _inputs_quant, _output_quant;
+ const qasymm8::QAsymm8RescaleParams rescale_parameters;
+};
+
+} // namespace depthwise