/*
 * Copyright (c) 2020-2023, NVIDIA CORPORATION.  All rights reserved.
 *
 * 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.
 */

#pragma once

#include "cute/tensor.hpp"
#include "cutlass_extensions/gemm_configs.h"
#include "tensorrt_llm/common/cudaUtils.h"

namespace tensorrt_llm {
namespace kernels {
namespace cutlass_kernels {

template <class ArchTag, class TileShape, class ClusterShape, bool DYNAMIC_CGA,
          class ActivationType>
struct should_filter_tma_warp_specialized_gemm_problem_shape {
#ifdef FAST_BUILD
  using SupportedCtaShape =
      cute::Shape<cute::_128, cute::_128, decltype(cute::get<2>(TileShape{}))>;
  using SupportedCgaShape = cute::Shape<cute::_1, cute::_1, cute::_1>;

  constexpr static bool value = !cute::is_same_v<SupportedCtaShape, TileShape> ||
                                !cute::is_same_v<SupportedCgaShape, ClusterShape> || DYNAMIC_CGA;
#else
  constexpr static bool value = false;
#endif
};
template <class ArchTag, class TileShape, class ClusterShape, bool DYNAMIC_CGA,
          class ActivationType>
constexpr static bool should_filter_tma_warp_specialized_gemm_problem_shape_v =
    should_filter_tma_warp_specialized_gemm_problem_shape<ArchTag, TileShape, ClusterShape,
                                                          DYNAMIC_CGA, ActivationType>::value;

std::vector<tensorrt_llm::cutlass_extensions::CutlassGemmConfig> get_candidate_configs(
    int sm, int const max_split_k,
    tensorrt_llm::cutlass_extensions::CutlassGemmConfig::CandidateConfigTypeParam const);

tensorrt_llm::cutlass_extensions::CutlassGemmConfig estimate_best_config_from_occupancies(
    std::vector<tensorrt_llm::cutlass_extensions::CutlassGemmConfig> const& candidate_configs,
    std::vector<int> const& occupancies, int64_t const m, int64_t const n, int64_t const k,
    int64_t const num_experts, int const split_k_limit, size_t const workspace_bytes,
    int const multi_processor_count, int const is_weight_only);

}  // namespace cutlass_kernels
}  // namespace kernels
}  // namespace tensorrt_llm
