text: // Copyright (C) 2018-2021 Intel Corporation
  // SPDX-License-Identifier: Apache-2.0
  //
  
  #include "mvn_inst.h"
  #include "primitive_gpu_base.h"
  #include "implementation_map.h"
  #include "error_handler.h"
  #include "kernel_selector_helper.h"
  #include "mvn/mvn_kernel_selector.h"
  #include "mvn/mvn_kernel_base.h"
  
  #include <algorithm>
  
  using namespace cldnn;
  
  namespace cldnn {
  namespace gpu {
  
  struct mvn_gpu : typed_primitive_gpu_impl<mvn> {
      using parent = typed_primitive_gpu_impl<mvn>;
      using parent::parent;
  
  public:
      static primitive_impl* create(const mvn_node& arg) {
          auto mvn_params = get_default_params<kernel_selector::mvn_params>(arg);
          auto mvn_optional_params = get_default_optional_params<kernel_selector::mvn_optional_params>(arg.get_program());
  
          mvn_params.mvnMode = arg.get_primitive()->across_channels ? kernel_selector::mvn_mode::ACROSS_CHANNELS
                                                                    : kernel_selector::mvn_mode::WITHIN_CHANNELS;
          mvn_params.mvnNormalizeVariance = arg.get_primitive()->normalize_variance;
          mvn_params.epsilon = arg.get_primitive()->epsilon;
  
          mvn_params.mvnEpsMode = arg.get_primitive()->eps_inside_sqrt ? kernel_selector::mvn_eps_mode::INSIDE_SQRT
                                                                       : kernel_selector::mvn_eps_mode::OUTSIDE_SQRT;
  
          auto& kernel_selector = kernel_selector::mvn_kernel_selector::Instance();
          auto best_kernels = kernel_selector.GetBestKernels(mvn_params, mvn_optional_params);
  
          CLDNN_ERROR_BOOL(arg.id(),
                           "Best_kernel.empty()",
                           best_kernels.empty(),
                           "Cannot find a proper kernel with this arguments");
  
          auto mvn = new mvn_gpu(arg, best_kernels[0]);
  
          return mvn;
      }
  };
  
  namespace detail {
  
  attach_mvn_gpu::attach_mvn_gpu() {
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::bfyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::bfyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::u8, format::bfyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::i8, format::bfyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::yxfb),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::yxfb),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::byxf),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::byxf),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::bfzyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::bfzyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::u8, format::bfzyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::i8, format::bfzyx),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::b_fs_zyx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::b_fs_zyx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::u8, format::b_fs_zyx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::i8, format::b_fs_zyx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::bs_fs_zyx_bsv16_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::bs_fs_zyx_bsv16_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f32, format::b_fs_yx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::f16, format::b_fs_yx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::u8, format::b_fs_yx_fsv16),
                                   mvn_gpu::create);
      implementation_map<mvn>::add(std::make_tuple(engine_types::ocl, data_types::i8, format::b_fs_yx_fsv16),
                                   mvn_gpu::create);
  }
  
  }  // namespace detail
  }  // namespace gpu
  }  // namespace cldnn
  