// SPDX-License-Identifier: MIT
// Copyright (c) 2018-2023, Advanced Micro Devices, Inc. All rights reserved.

#pragma once

#include "ck/tensor_operation/gpu/device/device_base.hpp"

namespace ck {
namespace tensor_operation {
namespace device {

template <typename ALayout,
          typename BLayout,
          typename CLayout,
          typename ADataType,
          typename BDataType,
          typename CDataType,
          typename AElementwiseOperation,
          typename BElementwiseOperation,
          typename CElementwiseOperation>
struct DeviceGemmV2 : public BaseOperator
{
    virtual std::unique_ptr<BaseArgument>
    MakeArgumentPointer(const void* p_a,
                        const void* p_b,
                        void* p_c,
                        ck::index_t M,
                        ck::index_t N,
                        ck::index_t K,
                        ck::index_t StrideA,
                        ck::index_t StrideB,
                        ck::index_t StrideC,
                        ck::index_t KSplit,
                        AElementwiseOperation a_element_op,
                        BElementwiseOperation b_element_op,
                        CElementwiseOperation c_element_op) = 0;

    virtual std::unique_ptr<BaseInvoker> MakeInvokerPointer() = 0;

    virtual bool GetPermuteB()         = 0;
    virtual ck::index_t GetKPerBlock() = 0;
};

template <typename ALayout,
          typename BLayout,
          typename DsLayout,
          typename CLayout,
          typename ADataType,
          typename BDataType,
          typename DsDataType,
          typename CDataType,
          typename AElementwiseOperation,
          typename BElementwiseOperation,
          typename CElementwiseOperation>
struct DeviceGemmV2R1 : public BaseOperator
{
    static constexpr index_t NumDTensor = DsDataType::Size();

    virtual std::unique_ptr<BaseArgument>
    MakeArgumentPointer(const void* p_a,
                        const void* p_b,
                        std::array<const void*, NumDTensor> p_ds,
                        void* p_c,
                        ck::index_t M,
                        ck::index_t N,
                        ck::index_t K,
                        ck::index_t StrideA,
                        ck::index_t StrideB,
                        std::array<ck::index_t, NumDTensor> DsStrides,
                        ck::index_t StrideC,
                        ck::index_t KSplit,
                        AElementwiseOperation a_element_op,
                        BElementwiseOperation b_element_op,
                        CElementwiseOperation c_element_op) = 0;

    virtual std::unique_ptr<BaseInvoker> MakeInvokerPointer() = 0;
};

template <typename ALayout,
          typename BLayout,
          typename CLayout,
          typename ADataType,
          typename BDataType,
          typename BScaleType,
          typename CDataType,
          index_t ScaleBlockN,
          index_t ScaleBlockK,
          typename AElementwiseOperation,
          typename BElementwiseOperation,
          typename CElementwiseOperation>
struct DeviceGemmV2BScale : public BaseOperator
{
    virtual std::unique_ptr<BaseArgument>
    MakeArgumentPointer(const void* p_a,
                        const void* p_b,
                        void* p_c,
                        ck::index_t M,
                        ck::index_t N,
                        ck::index_t K,
                        ck::index_t StrideA,
                        ck::index_t StrideB,
                        ck::index_t StrideC,
                        const void* p_b_scale,
                        ck::index_t KSplit,
                        AElementwiseOperation a_element_op,
                        BElementwiseOperation b_element_op,
                        CElementwiseOperation c_element_op) = 0;

    virtual std::unique_ptr<BaseInvoker> MakeInvokerPointer() = 0;

    virtual bool GetPermuteB()         = 0;
    virtual ck::index_t GetKPerBlock() = 0;
};

} // namespace device
} // namespace tensor_operation
} // namespace ck
