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/*
* Copyright (c) 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.
*/
#include "src/runtime/gpu/cl/operators/ClDirectConv2d.h"
#include "arm_compute/runtime/CL/CLScheduler.h"
#include "src/core/CL/kernels/CLFillBorderKernel.h"
#include "src/core/gpu/cl/ClCompileContext.h"
#include "src/core/gpu/cl/kernels/ClActivationKernel.h"
#include "src/core/gpu/cl/kernels/ClDirectConv2dKernel.h"
namespace arm_compute
{
namespace opencl
{
namespace
{
ITensorPack select_activation_src_dst(ITensorPack &tensors)
{
ITensorPack pack;
pack.add_tensor(TensorType::ACL_SRC, tensors.get_tensor(TensorType::ACL_DST));
pack.add_tensor(TensorType::ACL_DST, tensors.get_tensor(TensorType::ACL_DST));
return pack;
}
} // namespace
void ClDirectConv2d::configure(const CLCompileContext &compile_context, ITensorInfo *src, ITensorInfo *weights, ITensorInfo *biases, ITensorInfo *dst,
const PadStrideInfo &conv_info, const ActivationLayerInfo &act_info)
{
ARM_COMPUTE_ERROR_ON_NULLPTR(src);
// Configure direct convolution kernel
const ActivationLayerInfo conv2d_act_info = (src->data_layout() == DataLayout::NHWC && is_data_type_float(src->data_type())) ? act_info : ActivationLayerInfo();
auto k = std::make_unique<kernels::ClDirectConv2dKernel>();
k->set_target(CLScheduler::get().target());
k->configure(compile_context, src, weights, biases, dst, conv_info, conv2d_act_info);
_direct_conv_kernel = std::move(k);
// Configure border handler
PixelValue zero_value(0.f);
if(is_data_type_quantized_asymmetric(src->data_type()))
{
zero_value = PixelValue(0, src->data_type(), src->quantization_info());
}
auto b = std::make_unique<CLFillBorderKernel>();
b->configure(compile_context, src, _direct_conv_kernel->border_size(), BorderMode::CONSTANT, zero_value);
_src_border_handler = std::move(b);
// Fused activation is currently supported for NHWC and floating point types
if(act_info.enabled() && !conv2d_act_info.enabled())
{
auto a = std::make_unique<kernels::ClActivationKernel>();
a->configure(compile_context, dst, dst, act_info);
_activation_kernel = std::move(a);
}
// Tune kernels
CLScheduler::get().tune_kernel_static(*_direct_conv_kernel);
}
Status ClDirectConv2d::validate(const ITensorInfo *src, const ITensorInfo *weights, const ITensorInfo *biases, const ITensorInfo *dst,
const PadStrideInfo &conv_info, const ActivationLayerInfo &act_info)
{
ARM_COMPUTE_RETURN_ON_ERROR(kernels::ClDirectConv2dKernel::validate(src, weights, biases, dst, conv_info, ActivationLayerInfo(), CLScheduler::get().target()));
if(act_info.enabled())
{
ARM_COMPUTE_RETURN_ON_ERROR(kernels::ClActivationKernel::validate(dst, dst, act_info));
}
return Status{};
}
void ClDirectConv2d::run(ITensorPack &tensors)
{
// Run border handler
CLScheduler::get().enqueue_op(*_src_border_handler.get(), tensors, false);
// Run direct convolution
CLScheduler::get().enqueue_op(*_direct_conv_kernel.get(), tensors, false);
// Run activation kernel
if(_activation_kernel)
{
auto act_pack = select_activation_src_dst(tensors);
CLScheduler::get().enqueue_op(*_activation_kernel.get(), act_pack, false);
}
}
} // namespace opencl
} // namespace arm_compute
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