/*
// Copyright (c) 2016 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/

#include "lrn_kernel_across_channel_ref.h"
 
namespace kernel_selector 
{
    ParamsKey LRNKernelAcrossChannelRef::GetSupportedKey() const
    {
        ParamsKey k;
        k.EnableInputDataType(Datatype::F16);
        k.EnableInputDataType(Datatype::F32);
        k.EnableOutputDataType(Datatype::F16);
        k.EnableOutputDataType(Datatype::F32);
        k.EnableInputLayout(DataLayout::bfyx);
        k.EnableInputLayout(DataLayout::yxfb);
        k.EnableInputLayout(DataLayout::byxf);
        k.EnableOutputLayout(DataLayout::bfyx);
        k.EnableOutputLayout(DataLayout::yxfb);
        k.EnableOutputLayout(DataLayout::byxf);
        k.EnableTensorOffset();
        k.EnableTensorPitches();
        k.EnableBatching();
        k.EnableLRNMode(LRNMode::ACROSS_CHANNEL);
        k.EnableLRNKernelDividerMode(KernelDividerMode::FIXED);
        return k;
    }

    CommonDispatchData LRNKernelAcrossChannelRef::SetDefault(const lrn_params& params) const
    {
        CommonDispatchData runInfo = LRNKernelBase::SetDefault(params);

        if (params.inputs[0].GetLayout() == DataLayout::bfyx)
        {
            const auto& out = params.output;
            runInfo.gws0 = Align(out.X().v, 32);
            runInfo.gws1 = out.Y().v;
            runInfo.gws2 = out.Feature().v * out.Batch().v;

            runInfo.lws0 = 32;
            runInfo.lws1 = 1;
            runInfo.lws2 = 1;
        }

        return runInfo;
    }

    KernelsData LRNKernelAcrossChannelRef::GetKernelsData(const Params& params, const optional_params& options) const
    {
        return GetCommonKernelsData(params, options, FORCE_PRIORITY_9);
    }
}