Merge branch 'develop' into amd-develop

example/12_reduce/reduce_example_common.hpp

 // SPDX-License-Identifier: MIT
-// Copyright (c) 2018-2023, Advanced Micro Devices, Inc. All rights reserved.
+// Copyright (c) 2018-2024, Advanced Micro Devices, Inc. All rights reserved.
 
 #pragma once
 
@@ -38,7 +38,8 @@ struct ReduceShape
     static constexpr ck::index_t NumReduceDim_ = NumReduceDim;
 };
 
-using reduce_shape_instances = std::tuple<ReduceShape<3, 1>,
+using reduce_shape_instances = std::tuple<ReduceShape<12, 3>,
+                                          ReduceShape<3, 1>,
                                           ReduceShape<3, 2>,
                                           ReduceShape<4, 1>,
                                           ReduceShape<4, 2>,

example/20_grouped_conv_bwd_weight/common.hpp

@@ -23,12 +23,8 @@
 using BF16 = ck::bhalf_t;
 using F16  = ck::half_t;
 using F32  = float;
-#ifdef CK_ENABLE_FP8
-using F8 = ck::f8_t;
-#endif
-#ifdef CK_ENABLE_BF8
-using BF8 = ck::bf8_t;
-#endif
+using F8   = ck::f8_t;
+using BF8  = ck::bf8_t;
 
 template <ck::index_t... Is>
 using S = ck::Sequence<Is...>;

example/62_convnd_activ/CMakeLists.txt

@@ -3,6 +3,7 @@ add_subdirectory(convinvscale)
 add_subdirectory(convscale)
 add_subdirectory(convscale_relu)
 add_subdirectory(convscale_add)
+add_subdirectory(convscale_reduce)
 add_subdirectory(multi_AB)
 add_subdirectory(unary)
 

example/62_convnd_activ/convscale_reduce/CMakeLists.txt

+list(APPEND gpu_list gfx908 gfx90a gfx940 gfx941 gfx942)
+set(target 0)
+foreach(gpu IN LISTS GPU_TARGETS)
+ if(gpu IN_LIST gpu_list AND target EQUAL 0)
+     add_custom_target(example_convnd_activ_xdl_convscale_reduce)
+     add_example_executable(example_convnd_fwd_xdl_convscale_relu_amax_fp8 convnd_fwd_xdl_convscale_relu_amax_fp8.cpp)
+     add_example_dependencies(example_convnd_activ_xdl_convscale_reduce example_convnd_fwd_xdl_convscale_relu_amax_fp8)
+
+     add_example_executable(example_convnd_fwd_xdl_convscale_amax_fp8 convnd_fwd_xdl_convscale_amax_fp8.cpp)
+     add_example_dependencies(example_convnd_activ_xdl_convscale_reduce example_convnd_fwd_xdl_convscale_amax_fp8)
+
+     set(target 1)
+ endif()
+endforeach()

example/62_convnd_activ/convscale_reduce/convnd_fwd_convscale_reduce_common.hpp

+// SPDX-License-Identifier: MIT
+// Copyright (c) 2024, Advanced Micro Devices, Inc. All rights reserved.
+
+#include <cstdlib>
+#include <iostream>
+
+#include "ck/ck.hpp"
+
+#include "ck/library/utility/algorithm.hpp"
+#include "ck/library/utility/check_err.hpp"
+#include "ck/library/utility/device_memory.hpp"
+#include "ck/library/utility/host_tensor.hpp"
+#include "ck/library/utility/host_tensor_generator.hpp"
+#include "ck/library/utility/convolution_parameter.hpp"
+#include "ck/library/reference_tensor_operation/cpu/reference_conv_fwd.hpp"
+#include "ck/library/reference_tensor_operation/cpu/reference_reduce.hpp"
+#include "ck/tensor_operation/gpu/element/combined_element_wise_operation.hpp"
+#include "ck/tensor_operation/gpu/element/unary_element_wise_operation.hpp"
+#include "ck/tensor_operation/gpu/device/impl/device_elementwise_dynamic_vector_dims_impl.hpp"
+#include "ck/tensor_operation/gpu/device/impl/device_reduce_multiblock.hpp"
+#include "ck/utility/reduction_operator.hpp"
+#include "ck/utility/reduction_enums.hpp"
+#include "ck/tensor_operation/gpu/device/reduction_operator_mapping.hpp"
+#include "ck/utility/type.hpp"
+
+namespace ew = ck::tensor_operation::element_wise;
+
+using PassThrough   = ew::PassThrough;
+using ConvScaleRelu = ew::UnaryCombinedOp<ew::Scale, ew::Scale, ew::Relu>;
+using ConvScale     = ew::UnaryCombinedOp<ew::Scale, ew::Scale, PassThrough>;
+
+using UnaryScaleConvert = ew::Scale;
+
+void print_helper_msg()
+{
+    std::cout << "arg1: verification (0=no, 1=yes)\n"
+              << "arg2: initialization (0=no init, 1=integer value, 2=decimal value)\n"
+              << "arg3: time kernel (0=no, 1=yes)\n"
+              << ck::utils::conv::get_conv_param_parser_helper_msg() << std::endl;
+}
+
+template <typename DataType>
+inline __host__ __device__ constexpr double get_rtol()
+{
+    if constexpr(std::is_same_v<DataType, float>)
+    {
+        return 1e-3;
+    }
+    else if constexpr(std::is_same_v<DataType, double>)
+    {
+        return 1e-6;
+    }
+    else if constexpr(std::is_same_v<DataType, ck::half_t>)
+    {
+        return 1e-3;
+    }
+    else if constexpr(std::is_same_v<DataType, ck::bhalf_t>)
+    {
+        return 5e-2;
+    }
+    else if constexpr(std::is_same_v<DataType, int32_t>)
+    {
+        return 1e-1;
+    }
+    else if constexpr(std::is_same_v<DataType, int8_t>)
+    {
+        return 1e-1;
+    }
+    else if constexpr(std::is_same_v<DataType, ck::f8_t>)
+    {
+        return 1e-1; // 240 and 224 are acceptable
+    }
+    else if constexpr(std::is_same_v<DataType, ck::bf8_t>)
+    {
+        return 1.5e-1; // 57344 and 49152 are acceptable
+    }
+    else
+    {
+        return 1e-3;
+    }
+}
+
+template <typename DataType>
+inline __host__ __device__ constexpr double get_atol()
+{
+    if constexpr(std::is_same_v<DataType, float>)
+    {
+        return 1e-3;
+    }
+    else if constexpr(std::is_same_v<DataType, double>)
+    {
+        return 1e-6;
+    }
+    else if constexpr(std::is_same_v<DataType, ck::half_t>)
+    {
+        return 1e-3;
+    }
+    else if constexpr(std::is_same_v<DataType, ck::bhalf_t>)
+    {
+        return 5e-2;
+    }
+    else if constexpr(std::is_same_v<DataType, int32_t>)
+    {
+        return 1e-1;
+    }
+    else if constexpr(std::is_same_v<DataType, int8_t>)
+    {
+        return 1e-1;
+    }
+    else if constexpr(std::is_same_v<DataType, ck::f8_t>)
+    {
+        return 16.1; // 240 and 224 are acceptable
+    }
+    else if constexpr(std::is_same_v<DataType, ck::bf8_t>)
+    {
+        return 8192.1; // 57344 and 49152 are acceptable
+    }
+    else
+    {
+        return 1e-3;
+    }
+}
+
+template <ck::index_t NDimSpatial,
+          typename InDataType,
+          typename WeiDataType,
+          typename ConvOutDataType,
+          typename OutDataType,
+          typename InElementOp,
+          typename WeiElementOp,
+          typename ConvElementOp,
+          typename DeviceConvNDFwdInstance>
+bool run_grouped_conv_fwd(bool do_verification,
+                          int init_method,
+                          bool time_kernel,
+                          const ck::utils::conv::ConvParam& conv_param,
+                          const HostTensorDescriptor& in_g_n_c_wis_desc,
+                          const HostTensorDescriptor& wei_g_k_c_xs_desc,
+                          const HostTensorDescriptor& out_g_n_k_wos_desc,
+                          const InElementOp& in_element_op,
+                          const WeiElementOp& wei_element_op)
+{
+    Tensor<InDataType> in(in_g_n_c_wis_desc);
+    Tensor<WeiDataType> wei(wei_g_k_c_xs_desc);
+    Tensor<ConvOutDataType> host_conv(out_g_n_k_wos_desc);
+    Tensor<ConvOutDataType> device_conv(out_g_n_k_wos_desc);
+    Tensor<OutDataType> out_host(out_g_n_k_wos_desc);
+    Tensor<OutDataType> out_device(out_g_n_k_wos_desc);
+
+    std::cout << "in: " << in.mDesc << std::endl;
+    std::cout << "wei: " << wei.mDesc << std::endl;
+    std::cout << "out: " << out_host.mDesc << std::endl;
+
+    switch(init_method)
+    {
+    case 0: break;
+    case 1:
+        in.GenerateTensorValue(GeneratorTensor_2<InDataType>{-5, 5});
+        wei.GenerateTensorValue(GeneratorTensor_2<WeiDataType>{-5, 5});
+        break;
+    case 11: // used for debugging
+        in.GenerateTensorValue(GeneratorTensor_1<InDataType>{1});
+        wei.GenerateTensorValue(GeneratorTensor_1<WeiDataType>{1});
+        break;
+    default:
+        in.GenerateTensorValue(GeneratorTensor_3<InDataType>{-1.0, 1.0});
+        wei.GenerateTensorValue(GeneratorTensor_3<WeiDataType>{-0.5, 0.5});
+    }
+
+    DeviceMem in_device_buf(sizeof(InDataType) * in.mDesc.GetElementSpaceSize());
+    DeviceMem wei_device_buf(sizeof(WeiDataType) * wei.mDesc.GetElementSpaceSize());
+    DeviceMem conv_device_buf(conv_param.GetOutputByte<ConvOutDataType>());
+    DeviceMem out_device_buf(conv_param.GetOutputByte<OutDataType>());
+
+    in_device_buf.ToDevice(in.mData.data());
+    wei_device_buf.ToDevice(wei.mData.data());
+
+    std::array<ck::index_t, NDimSpatial + 3> a_g_n_c_wis_lengths{};
+    std::array<ck::index_t, NDimSpatial + 3> a_g_n_c_wis_strides{};
+    std::array<ck::index_t, NDimSpatial + 3> b_g_k_c_xs_lengths{};
+    std::array<ck::index_t, NDimSpatial + 3> b_g_k_c_xs_strides{};
+    std::array<ck::index_t, NDimSpatial + 3> e_g_n_k_wos_lengths{};
+    std::array<ck::index_t, NDimSpatial + 3> e_g_n_k_wos_strides{};
+    std::array<ck::index_t, NDimSpatial> conv_filter_strides{};
+    std::array<ck::index_t, NDimSpatial> conv_filter_dilations{};
+    std::array<ck::index_t, NDimSpatial> input_left_pads{};
+    std::array<ck::index_t, NDimSpatial> input_right_pads{};
+
+    auto copy = [](const auto& x, auto& y) { ck::ranges::copy(x, y.begin()); };
+
+    copy(in_g_n_c_wis_desc.GetLengths(), a_g_n_c_wis_lengths);
+    copy(in_g_n_c_wis_desc.GetStrides(), a_g_n_c_wis_strides);
+    copy(wei_g_k_c_xs_desc.GetLengths(), b_g_k_c_xs_lengths);
+    copy(wei_g_k_c_xs_desc.GetStrides(), b_g_k_c_xs_strides);
+    copy(out_g_n_k_wos_desc.GetLengths(), e_g_n_k_wos_lengths);
+    copy(out_g_n_k_wos_desc.GetStrides(), e_g_n_k_wos_strides);
+    copy(conv_param.conv_filter_strides_, conv_filter_strides);
+    copy(conv_param.conv_filter_dilations_, conv_filter_dilations);
+    copy(conv_param.input_left_pads_, input_left_pads);
+    copy(conv_param.input_right_pads_, input_right_pads);
+
+    // random scale values
+    float scale_in  = float(std::rand()) / float(RAND_MAX);
+    float scale_wei = float(std::rand()) / float(RAND_MAX);
+    float scale_out = float(std::rand()) / float(RAND_MAX);
+
+    std::cout << std::endl;
+    std::cout << "scale_in: " << scale_in << std::endl;
+    std::cout << "scale_wei: " << scale_wei << std::endl;
+    std::cout << "scale_out: " << scale_out << std::endl;
+
+    // convolution elementwise operation
+    auto conv_element_op = ConvElementOp{ew::Scale{scale_in}, ew::Scale{scale_wei}, {}};
+    auto scale_convert   = UnaryScaleConvert{scale_out}; // elementwise scale and type cast
+
+    // do Conv
+    auto conv         = DeviceConvNDFwdInstance{};
+    auto conv_invoker = conv.MakeInvoker();
+    auto conv_argument =
+        conv.MakeArgument(in_device_buf.GetDeviceBuffer(),
+                          wei_device_buf.GetDeviceBuffer(),
+                          std::array<const void*, 0>{},
+                          conv_device_buf.GetDeviceBuffer(),
+                          a_g_n_c_wis_lengths,
+                          a_g_n_c_wis_strides,
+                          b_g_k_c_xs_lengths,
+                          b_g_k_c_xs_strides,
+                          std::array<std::array<ck::index_t, NDimSpatial + 3>, 0>{},
+                          std::array<std::array<ck::index_t, NDimSpatial + 3>, 0>{},
+                          e_g_n_k_wos_lengths,
+                          e_g_n_k_wos_strides,
+                          conv_filter_strides,
+                          conv_filter_dilations,
+                          input_left_pads,
+                          input_right_pads,
+                          in_element_op,
+                          wei_element_op,
+                          conv_element_op);
+
+    if(!conv.IsSupportedArgument(conv_argument))
+    {
+        throw std::runtime_error(
+            "wrong! device_conv with the specified compilation parameters does "
+            "not support this Conv problem");
+    }
+
+    std::string kernels = conv.GetTypeString();
+
+    float avg_time = conv_invoker.Run(conv_argument, StreamConfig{nullptr, time_kernel});
+
+    using DeviceElementwiseScale = ck::tensor_operation::device::DeviceElementwiseImpl<
+        ck::Tuple<ConvOutDataType>, // InDataTypeTuple
+        ck::Tuple<OutDataType>,     // OutDataTypeTuple
+        UnaryScaleConvert,          // UnaryScaleConvert
+        NDimSpatial + 3,            // NumDim
+        256,                        // BlockSize
+        128,                        // M0PerBlock
+        128,                        // M1PerBlock
+        8,                          // M0PerThread
+        8,                          // M1PerThread
+        ck::Sequence<1, 0>,         // ThreadClusterArrangeOrder
+        ck::Sequence<8>,            // InScalarPerVectorSeq
+        ck::Sequence<8>>;           // OutScalarPerVectorSeq
+
+    auto device_ew_scale = DeviceElementwiseScale{};
+    auto scale_invoker   = device_ew_scale.MakeInvoker();
+    auto scale_argument  = device_ew_scale.MakeArgument(e_g_n_k_wos_lengths,
+                                                       {e_g_n_k_wos_strides},
+                                                       {e_g_n_k_wos_strides},
+                                                       {conv_device_buf.GetDeviceBuffer()},
+                                                       {out_device_buf.GetDeviceBuffer()},
+                                                       scale_convert);
+
+    if(!device_ew_scale.IsSupportedArgument(scale_argument))
+    {
+        throw std::runtime_error(
+            "wrong! DeviceElementwiseScale with the specified compilation parameters does "
+            "not support this problem");
+    }
+
+    kernels += std::string("\n\t\t ") + device_ew_scale.GetTypeString();
+
+    avg_time += scale_invoker.Run(scale_argument, StreamConfig{nullptr, time_kernel});
+
+    constexpr auto ReduceOpId = ck::ReduceTensorOp::AMAX;
+    using ReduceOperation     = typename ck::reduce_binary_operator<ReduceOpId>::opType;
+    using InElementwiseOperation =
+        typename ck::reduce_unary_operator<ReduceOpId, true, true>::InElementwiseOperation;
+    using AccElementwiseOperation =
+        typename ck::reduce_unary_operator<ReduceOpId, true, true>::AccElementwiseOperation;
+    using DeviceReduceInstance =
+        ck::tensor_operation::device::DeviceReduceMultiBlock<ConvOutDataType,
+                                                             ConvOutDataType,
+                                                             ConvOutDataType,
+                                                             NDimSpatial + 3,
+                                                             NDimSpatial + 3,
+                                                             ReduceOperation,
+                                                             InElementwiseOperation,
+                                                             AccElementwiseOperation,
+                                                             ck::InMemoryDataOperationEnum::Set,
+                                                             true,  // PropagateNan
+                                                             false, // OutputIndex
+                                                             false, // HaveIndexInputIfOutputIndex
+                                                             256,   // BlockSize
+                                                             4,     // MThreadClusterSize
+                                                             64,    // KThreadClusterSize
+                                                             1,     // MThreadSliceSize
+                                                             1,     // KThreadSliceSize
+                                                             1,     // InSrcVectorDim
+                                                             1,     // InSrceVectorSize
+                                                             1>;    // OutDstVectorSize
+
+    std::vector<size_t> outLengths = {1};
+    Tensor<ConvOutDataType> amax_host(outLengths);
+    Tensor<ConvOutDataType> amax_from_device(outLengths);
+    auto amax_host_strides = amax_host.mDesc.GetStrides();
+
+    std::array<int, NDimSpatial + 3> reduce_dims;
+    std::iota(reduce_dims.begin(), reduce_dims.end(), 0); // 0,..., NDimSpatial+3-1
+
+    std::array<ck::index_t, 1> reduce_out_lengths{1};
+    std::array<ck::index_t, 1> reduce_out_strides{static_cast<ck::index_t>(amax_host_strides[0])};
+
+    DeviceMem amax_device(sizeof(ConvOutDataType) * amax_host.mDesc.GetElementSpaceSize());
+    DeviceMem index_device;
+
+    InElementwiseOperation in_elementwise_op;
+    AccElementwiseOperation acc_elementwise_op;
+    std::tie(in_elementwise_op, acc_elementwise_op) =
+        ck::reduce_unary_operator<ReduceOpId, true, true>::GetElementwiseOperator(
+            static_cast<int32_t>(host_conv.mDesc.GetElementSize()));
+
+    // Hack convolution output strides for reduction as kernel expects stride 1 for the last
+    // dimension. It only works because the reduction is done on the whole tensor and result is
+    // independent of the order of elements.
+    std::array<ck::index_t, NDimSpatial + 3> reduction_strides{};
+    copy(HostTensorDescriptor(e_g_n_k_wos_lengths).GetStrides(), reduction_strides);
+
+    auto device_reduce   = DeviceReduceInstance{};
+    auto reduce_invoker  = device_reduce.MakeInvokerPointer();
+    auto reduce_argument = device_reduce.MakeArgumentPointer(e_g_n_k_wos_lengths,
+                                                             reduction_strides,
+                                                             reduce_out_lengths,
+                                                             reduce_out_strides,
+                                                             reduce_dims,
+                                                             1.0,
+                                                             0.0,
+                                                             conv_device_buf.GetDeviceBuffer(),
+                                                             nullptr,
+                                                             amax_device.GetDeviceBuffer(),
+                                                             nullptr,
+                                                             in_elementwise_op,
+                                                             acc_elementwise_op);
+
+    if(!device_reduce.IsSupportedArgument(reduce_argument.get()))
+    {
+        throw std::runtime_error(
+            "wrong! DeviceReduceInstance with the specified compilation parameters does "
+            "not support this runtime parameters!");
+    };
+
+    kernels += std::string("\n\t\t ") + device_reduce.GetTypeString();
+
+    float reduce_time =
+        reduce_invoker->Run(reduce_argument.get(), StreamConfig{nullptr, time_kernel});
+
+    if(time_kernel)
+        std::cout << "\nReduce time: " << reduce_time << " ms" << std::endl;
+
+    avg_time += reduce_time;
+
+    std::size_t flop    = conv_param.GetFlops();      // convolution FLOPs
+    auto conv_out_elems = host_conv.GetElementSize(); // number of elements in conv result tensor
+
+    // 3 element-wise scale multipliers + 1 AMAX
+    std::size_t elementwise_ops = 3 + 1;
+    if constexpr(ck::is_same_v<ConvElementOp, ConvScaleRelu>)
+    {
+        elementwise_ops += 1; // +1 element-wise relu
+    }
+
+    flop += elementwise_ops * conv_out_elems;
+
+    // convolution + elementwise scaling (in + wei + output byte count)
+    std::size_t num_btype = conv_param.GetByte<InDataType, WeiDataType, ConvOutDataType>();
+    num_btype += sizeof(float) + sizeof(float); //  + 2 scales
+
+    // elementwise scaling + F8 conversion
+    num_btype += conv_param.GetOutputByte<ConvOutDataType>() + sizeof(float) +
+                 conv_param.GetOutputByte<OutDataType>();
+
+    // AMAX
+    num_btype += conv_param.GetOutputByte<ConvOutDataType>() + sizeof(float);
+
+    if(time_kernel)
+    {
+        float tflops     = static_cast<float>(flop) / 1.E9 / avg_time;
+        float gb_per_sec = num_btype / 1.E6 / avg_time;
+        std::cout << "Perf: " << avg_time << " ms, " << tflops << " TFlops, " << gb_per_sec
+                  << " GB/s, " << std::endl;
+    }
+
+    std::cout << "\nKernels: " << kernels << std::endl;
+
+    if(do_verification)
+    {
+        auto ref_conv = ck::tensor_operation::host::ReferenceConvFwd<NDimSpatial,
+                                                                     InDataType,
+                                                                     WeiDataType,
+                                                                     ConvOutDataType,
+                                                                     InElementOp,
+                                                                     WeiElementOp,
+                                                                     ConvElementOp>();
+
+        auto ref_invoker  = ref_conv.MakeInvoker();
+        auto ref_argument = ref_conv.MakeArgument(in,
+                                                  wei,
+                                                  host_conv,
+                                                  conv_param.conv_filter_strides_,
+                                                  conv_param.conv_filter_dilations_,
+                                                  conv_param.input_left_pads_,
+                                                  conv_param.input_right_pads_,
+                                                  in_element_op,
+                                                  wei_element_op,
+                                                  conv_element_op);
+
+        ref_invoker.Run(ref_argument);
+
+        conv_device_buf.FromDevice(device_conv.mData.data());
+
+        out_device_buf.FromDevice(out_device.mData.data());
+
+        out_host.ForEach([&](auto&, auto idx) { scale_convert(out_host(idx), host_conv(idx)); });
+
+        std::cout << "\nComparing output to reference: " << std::endl;
+        auto tight_tol_check = ck::utils::check_err(out_device, out_host, "Error: ");
+        if(!tight_tol_check)
+        {
+            std::cout << "\n\tRecompare applying tolerances...\n";
+            std::cout << "\t\trtol = " << get_rtol<OutDataType>() << std::endl;
+            std::cout << "\t\tatol = " << get_atol<OutDataType>() << std::endl;
+            auto loose_tol_check = ck::utils::check_err(out_device,
+                                                        out_host,
+                                                        "Error: incorrect convolution results!",
+                                                        get_rtol<OutDataType>(),
+                                                        get_atol<OutDataType>());
+            if(!loose_tol_check)
+            {
+                return false;
+            }
+        }
+        std::cout << "Success!" << std::endl;
+
+        /// Verify AMAX
+
+        using RefReduceInstance =
+            ck::tensor_operation::host::ReferenceReduce<ConvOutDataType,
+                                                        ConvOutDataType,
+                                                        ConvOutDataType,
+                                                        NDimSpatial + 3,
+                                                        NDimSpatial + 3,
+                                                        ReduceOperation,
+                                                        InElementwiseOperation,
+                                                        AccElementwiseOperation,
+                                                        true,
+                                                        false>;
+
+        auto ref_reduce          = RefReduceInstance{};
+        auto ref_reduce_invoker  = ref_reduce.MakeInvokerPointer();
+        auto ref_reduce_argument = ref_reduce.MakeArgumentPointer(e_g_n_k_wos_lengths,
+                                                                  e_g_n_k_wos_strides,
+                                                                  reduce_out_lengths,
+                                                                  reduce_out_strides,
+                                                                  reduce_dims,
+                                                                  1.0,
+                                                                  0.0,
+                                                                  host_conv.mData.data(),
+                                                                  nullptr,
+                                                                  amax_host.mData.data(),
+                                                                  nullptr,
+                                                                  in_elementwise_op,
+                                                                  acc_elementwise_op);
+
+        if(!ref_reduce.IsSupportedArgument(ref_reduce_argument.get()))
+        {
+            throw std::runtime_error(
+                "wrong! RefReduceInstance with the specified compilation parameters does "
+                "not support this runtime parameters!");
+        };
+
+        ref_reduce_invoker->Run(ref_reduce_argument.get());
+
+        amax_device.FromDevice(amax_from_device.mData.data());
+
+        std::cout << "\namax: " << amax_from_device.mData[0] << std::endl;
+        std::cout << "amax_ref: " << amax_host.mData[0] << std::endl;
+
+        return ck::utils::check_err(amax_from_device, amax_host, "Error: incorrect AMAX results!");
+    }
+
+    return true;
+}

example/62_convnd_activ/convscale_reduce/convnd_fwd_xdl_convscale_amax_fp8.cpp

+// SPDX-License-Identifier: MIT
+// Copyright (c) 2024, Advanced Micro Devices, Inc. All rights reserved.
+
+#include "convnd_fwd_convscale_reduce_common.hpp"
+
+#include "ck/tensor_operation/gpu/device/impl/device_grouped_conv_fwd_multiple_abd_xdl_cshuffle.hpp"
+
+using InDataType       = ck::f8_t;
+using WeiDataType      = ck::f8_t;
+using AccDataType      = float;
+using CShuffleDataType = float;
+using ConvOutDataType  = float;    // data type of convolution result
+using OutDataType      = ck::f8_t; // data type of final result
+using AComputeDataType = ck::f8_t;
+using BComputeDataType = ck::f8_t;
+
+template <ck::index_t... Is>
+using S = ck::Sequence<Is...>;
+
+using InElementOp  = PassThrough;
+using WeiElementOp = PassThrough;
+using OutElementOp = ConvScale;
+
+static constexpr auto ConvSpec =
+    ck::tensor_operation::device::ConvolutionForwardSpecialization::Default;
+
+static constexpr auto GemmSpec = ck::tensor_operation::device::GemmSpecialization::MNKPadding;
+
+template <ck::index_t NDimSpatial, typename InLayout, typename WeiLayout, typename OutLayout>
+using DeviceGroupedConvNDFwdInstance =
+    ck::tensor_operation::device::DeviceGroupedConvFwdMultipleABD_Xdl_CShuffle<
+        NDimSpatial,
+        InLayout,
+        WeiLayout,
+        ck::Tuple<>,
+        OutLayout,
+        InDataType,
+        WeiDataType,
+        AccDataType,
+        CShuffleDataType,
+        ck::Tuple<>,
+        ConvOutDataType,
+        InElementOp,
+        WeiElementOp,
+        OutElementOp,
+        ConvSpec,    // ConvForwardSpecialization
+        GemmSpec,    // GemmSpecialization
+        1,           //
+        256,         // BlockSize
+        128,         // MPerBlock
+        256,         // NPerBlock
+        32,          // KPerBlock
+        8,           // AK1
+        8,           // BK1
+        32,          // MPerXdl
+        32,          // NPerXdl
+        2,           // MXdlPerWave
+        4,           // NXdlPerWave
+        S<4, 64, 1>, // ABlockTransferThreadClusterLengths_AK0_M_AK1
+        S<1, 0, 2>,  // ABlockTransferThreadClusterArrangeOrder
+        S<1, 0, 2>,  // ABlockTransferSrcAccessOrder
+        2,           // ABlockTransferSrcVectorDim
+        8,           // ABlockTransferSrcScalarPerVector
+        8,           // ABlockTransferDstScalarPerVector_AK1
+        1,           // ABlockLdsExtraM
+        S<4, 64, 1>, // BBlockTransferThreadClusterLengths_BK0_N_BK1
+        S<1, 0, 2>,  // BBlockTransferThreadClusterArrangeOrder
+        S<1, 0, 2>,  // BBlockTransferSrcAccessOrder
+        2,           // BBlockTransferSrcVectorDim
+        8,           // BBlockTransferSrcScalarPerVector
+        8,           // BBlockTransferDstScalarPerVector_BK1
+        1,           // BBlockLdsExtraN
+        1,
+        1,
+        S<1, 32, 1, 8>,
+        8,
+        AComputeDataType,
+        BComputeDataType>;
+
+#include "run_convnd_fwd_example.inc"
+
+int main(int argc, char* argv[]) { return run_convnd_fwd_example(argc, argv) ? 0 : 1; }

example/62_convnd_activ/convscale_reduce/convnd_fwd_xdl_convscale_relu_amax_fp8.cpp

+// SPDX-License-Identifier: MIT
+// Copyright (c) 2024, Advanced Micro Devices, Inc. All rights reserved.
+
+#include "convnd_fwd_convscale_reduce_common.hpp"
+
+#include "ck/tensor_operation/gpu/device/impl/device_grouped_conv_fwd_multiple_abd_xdl_cshuffle.hpp"
+
+using InDataType       = ck::f8_t;
+using WeiDataType      = ck::f8_t;
+using AccDataType      = float;
+using CShuffleDataType = float;
+using ConvOutDataType  = float;    // data type of convolution result
+using OutDataType      = ck::f8_t; // data type of final result
+using AComputeDataType = ck::f8_t;
+using BComputeDataType = ck::f8_t;
+
+template <ck::index_t... Is>
+using S = ck::Sequence<Is...>;
+
+using InElementOp  = PassThrough;
+using WeiElementOp = PassThrough;
+using OutElementOp = ConvScaleRelu;
+
+static constexpr auto ConvSpec =
+    ck::tensor_operation::device::ConvolutionForwardSpecialization::Default;
+
+static constexpr auto GemmSpec = ck::tensor_operation::device::GemmSpecialization::MNKPadding;
+
+template <ck::index_t NDimSpatial, typename InLayout, typename WeiLayout, typename OutLayout>
+using DeviceGroupedConvNDFwdInstance =
+    ck::tensor_operation::device::DeviceGroupedConvFwdMultipleABD_Xdl_CShuffle<
+        NDimSpatial,
+        InLayout,
+        WeiLayout,
+        ck::Tuple<>,
+        OutLayout,
+        InDataType,
+        WeiDataType,
+        AccDataType,
+        CShuffleDataType,
+        ck::Tuple<>,
+        ConvOutDataType,
+        InElementOp,
+        WeiElementOp,
+        OutElementOp,
+        ConvSpec,    // ConvForwardSpecialization
+        GemmSpec,    // GemmSpecialization
+        1,           //
+        256,         // BlockSize
+        128,         // MPerBlock
+        256,         // NPerBlock
+        32,          // KPerBlock
+        8,           // AK1
+        8,           // BK1
+        32,          // MPerXdl
+        32,          // NPerXdl
+        2,           // MXdlPerWave
+        4,           // NXdlPerWave
+        S<4, 64, 1>, // ABlockTransferThreadClusterLengths_AK0_M_AK1
+        S<1, 0, 2>,  // ABlockTransferThreadClusterArrangeOrder
+        S<1, 0, 2>,  // ABlockTransferSrcAccessOrder
+        2,           // ABlockTransferSrcVectorDim
+        8,           // ABlockTransferSrcScalarPerVector
+        8,           // ABlockTransferDstScalarPerVector_AK1
+        1,           // ABlockLdsExtraM
+        S<4, 64, 1>, // BBlockTransferThreadClusterLengths_BK0_N_BK1
+        S<1, 0, 2>,  // BBlockTransferThreadClusterArrangeOrder
+        S<1, 0, 2>,  // BBlockTransferSrcAccessOrder
+        2,           // BBlockTransferSrcVectorDim
+        8,           // BBlockTransferSrcScalarPerVector
+        8,           // BBlockTransferDstScalarPerVector_BK1
+        1,           // BBlockLdsExtraN
+        1,
+        1,
+        S<1, 32, 1, 8>,
+        8,
+        AComputeDataType,
+        BComputeDataType>;
+
+#include "run_convnd_fwd_example.inc"
+
+int main(int argc, char* argv[]) { return run_convnd_fwd_example(argc, argv) ? 0 : 1; }

example/62_convnd_activ/convscale_reduce/run_convnd_fwd_example.inc

+// SPDX-License-Identifier: MIT
+// Copyright (c) 2024, Advanced Micro Devices, Inc. All rights reserved.
+
+#pragma once
+
+bool run_convnd_fwd_example(int argc, char* argv[])
+{
+    print_helper_msg();
+
+    bool do_verification = true;
+    int init_method      = 1;
+    bool time_kernel     = false;
+
+    ck::utils::conv::ConvParam conv_param{
+        2, 1, 128, 256, 192, {3, 3}, {71, 71}, {2, 2}, {1, 1}, {1, 1}, {1, 1}};
+
+    if(argc == 1)
+    {
+        // use default
+    }
+    else if(argc == 4)
+    {
+        do_verification = std::stoi(argv[1]);
+        init_method     = std::stoi(argv[2]);
+        time_kernel     = std::stoi(argv[3]);
+    }
+    else
+    {
+        do_verification                   = std::stoi(argv[1]);
+        init_method                       = std::stoi(argv[2]);
+        time_kernel                       = std::stoi(argv[3]);
+        const ck::index_t num_dim_spatial = std::stoi(argv[4]);
+
+        conv_param = ck::utils::conv::parse_conv_param(num_dim_spatial, 5, argv);
+    }
+
+    // instantiate in and wei element ops, will
+    // instantiate out_element_op below for every iteration
+    const auto in_element_op  = InElementOp{};
+    const auto wei_element_op = WeiElementOp{};
+
+    const auto run = [&](auto ndim_spatial, auto in_layout, auto wei_layout, auto out_layout) {
+        constexpr ck::index_t ndim_spatial_value = ndim_spatial.value;
+
+        using InLayout  = decltype(in_layout);
+        using WeiLayout = decltype(wei_layout);
+        using OutLayout = decltype(out_layout);
+
+        const auto in_g_n_c_wis_desc =
+            ck::utils::conv::make_input_host_tensor_descriptor_g_n_c_wis_packed<InLayout>(
+                conv_param);
+
+        const auto wei_g_k_c_xs_desc =
+            ck::utils::conv::make_weight_host_tensor_descriptor_g_k_c_xs_packed<WeiLayout>(
+                conv_param);
+
+        const auto out_g_n_k_wos_desc =
+            ck::utils::conv::make_output_host_tensor_descriptor_g_n_k_wos_packed<OutLayout>(
+                conv_param);
+
+        return run_grouped_conv_fwd<
+            ndim_spatial_value,
+            InDataType,
+            WeiDataType,
+            ConvOutDataType,
+            OutDataType,
+            InElementOp,
+            WeiElementOp,
+            OutElementOp,
+            DeviceGroupedConvNDFwdInstance<ndim_spatial_value, InLayout, WeiLayout, OutLayout>>(
+            do_verification,
+            init_method,
+            time_kernel,
+            conv_param,
+            in_g_n_c_wis_desc,
+            wei_g_k_c_xs_desc,
+            out_g_n_k_wos_desc,
+            in_element_op,
+            wei_element_op);
+    };
+
+    namespace ctc = ck::tensor_layout::convolution;
+
+    if(conv_param.num_dim_spatial_ == 1)
+    {
+        return run(ck::Number<1>{}, ctc::GNWC{}, ctc::GKXC{}, ctc::GNWK{});
+    }
+    else if(conv_param.num_dim_spatial_ == 2)
+    {
+        return run(ck::Number<2>{}, ctc::GNHWC{}, ctc::GKYXC{}, ctc::GNHWK{});
+    }
+    else if(conv_param.num_dim_spatial_ == 3)
+    {
+        return run(ck::Number<3>{}, ctc::GNDHWC{}, ctc::GKZYXC{}, ctc::GNDHWK{});
+    }
+
+    return true;
+}

example/65_gemm_multiply_multiply/gemm_add_add_xdl_fp16.cpp

@@ -208,6 +208,7 @@ int main(int argc, char* argv[])
                                StrideB,
                                std::array<ck::index_t, NumDTensor>{StrideD, StrideD},
                                StrideE,
+                               1,
                                a_element_op,
                                b_element_op,
                                cde_element_op);

example/65_gemm_multiply_multiply/gemm_multiply_multiply_xdl_fp8.cpp

@@ -69,7 +69,7 @@ using AElementOp   = PassThrough;
 using BElementOp   = PassThrough;
 using CDEElementOp = MultiplyMultiply;
 
-static constexpr auto GemmSpec = ck::tensor_operation::device::GemmSpecialization::Default;
+static constexpr auto GemmSpec = ck::tensor_operation::device::GemmSpecialization::MNPadding;
 
 using DeviceOpInstance = ck::tensor_operation::device::DeviceGemmMultiD_Xdl_CShuffle_V3
     // clang-format off
@@ -99,6 +99,8 @@ int main(int argc, char* argv[])
     ck::index_t StrideD = 0;
     ck::index_t StrideE = N;
 
+    ck::index_t KBatch = 1;
+
     if(argc == 1)
     {
         // use default case
@@ -109,7 +111,7 @@ int main(int argc, char* argv[])
         init_method     = std::stoi(argv[2]);
         time_kernel     = std::stoi(argv[3]);
     }
-    else if(argc == 11)
+    else if(argc == 12)
     {
         do_verification = std::stoi(argv[1]);
         init_method     = std::stoi(argv[2]);
@@ -123,13 +125,16 @@ int main(int argc, char* argv[])
         StrideB = std::stoi(argv[8]);
         StrideD = std::stoi(argv[9]);
         StrideE = std::stoi(argv[10]);
+
+        KBatch = std::stoi(argv[11]);
     }
     else
     {
         printf("arg1: verification (0=no, 1=yes)\n");
         printf("arg2: initialization (0=no init, 1=integer value, 2=decimal value)\n");
         printf("arg3: time kernel (0=no, 1=yes)\n");
-        printf("arg4 to 9: M (256x), N(128x), K(32x), StrideA, StrideB, StrideD, StrideE\n");
+        printf(
+            "arg4 to 9: M (256x), N(128x), K(32x), StrideA, StrideB, StrideD, StrideE, KBatch\n");
         exit(0);
     }
 
@@ -212,6 +217,7 @@ int main(int argc, char* argv[])
                                StrideB,
                                std::array<ck::index_t, NumDTensor>{I0, I0},
                                StrideE,
+                               KBatch,
                                a_element_op,
                                b_element_op,
                                cde_element_op);
@@ -236,10 +242,12 @@ int main(int argc, char* argv[])
     std::cout << "Perf: " << ave_time << " ms, " << tflops << " TFlops, " << gb_per_sec << " GB/s"
               << std::endl;
 
-    e_device_buf.FromDevice(e_m_n_device_result.mData.data());
-
     if(do_verification)
     {
+        invoker.Run(argument, StreamConfig{nullptr, false});
+
+        e_device_buf.FromDevice(e_m_n_device_result.mData.data());
+
         Tensor<CShuffleDataType> c_m_n({M, N});
 
         using ReferenceGemmInstance = ck::tensor_operation::host::ReferenceGemm<A0DataType,

example/CMakeLists.txt

@@ -72,6 +72,20 @@ function(add_example_executable EXAMPLE_NAME FILE_NAME)
             list(REMOVE_ITEM FILE_NAME "${source}")
         endif()
     endforeach()
+    #Do not build any FP8 examples if CK_ENABLE_FP8 not set
+    foreach(source IN LISTS FILE_NAME)
+        if(NOT DEFINED CK_ENABLE_FP8 AND source MATCHES "_fp8")
+            message("removing fp8 example ${source} ")
+            list(REMOVE_ITEM FILE_NAME "${source}")
+        endif()
+    endforeach()
+    #Do not build any BF8 examples if CK_ENABLE_BF8 not set
+    foreach(source IN LISTS FILE_NAME)
+        if(NOT DEFINED CK_ENABLE_BF8 AND source MATCHES "_bf8")
+            message("removing bf8 example ${source} ")
+            list(REMOVE_ITEM FILE_NAME "${source}")
+        endif()
+    endforeach()
     #only continue if there are some source files left on the list
     if(FILE_NAME)
         if(FILE_NAME MATCHES "_xdl")

example/ck_tile/01_fmha/CMakeLists.txt

@@ -6,7 +6,7 @@ execute_process(
 
 execute_process(
   COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/generate.py
-  --api bwd --list_blobs ${CMAKE_CURRENT_BINARY_DIR}/bwd_blob_list.txt
+  --api bwd --list_blobs ${CMAKE_CURRENT_BINARY_DIR}/bwd_blob_list.txt --receipt 3
 )
 
 # NOTE: for cmake, the FMHA_FWD_GEN_BLOBS/FMHA_BWD_GEN_BLOBS files must be in the same directory
@@ -23,7 +23,7 @@ add_custom_command(
 add_custom_command(
   OUTPUT ${FMHA_BWD_GEN_BLOBS}
   COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/generate.py
-  --api bwd --output_dir ${CMAKE_CURRENT_BINARY_DIR}
+  --api bwd --output_dir ${CMAKE_CURRENT_BINARY_DIR} --receipt 3
 )
 
 set(EXAMPLE_FMHA_FWD "tile_example_fmha_fwd")
@@ -55,11 +55,10 @@ set(EXAMPLE_FMHA_BWD_COMPILE_OPTIONS)
 #       ... because they are auto-generated
 if(FMHA_FWD_FAST_EXP2)
 	list(APPEND EXAMPLE_FMHA_FWD_COMPILE_OPTIONS -Wno-undefined-func-template -DCK_TILE_FMHA_FWD_FAST_EXP2=1 -fgpu-flush-denormals-to-zero)
-  list(APPEND EXAMPLE_FMHA_BWD_COMPILE_OPTIONS -Wno-undefined-func-template -DCK_TILE_FMHA_FWD_FAST_EXP2=1 -fgpu-flush-denormals-to-zero)
 else()
 	list(APPEND EXAMPLE_FMHA_FWD_COMPILE_OPTIONS -Wno-undefined-func-template -DCK_TILE_FMHA_FWD_FAST_EXP2=0)
-  list(APPEND EXAMPLE_FMHA_BWD_COMPILE_OPTIONS -Wno-undefined-func-template -DCK_TILE_FMHA_FWD_FAST_EXP2=0)
 endif()
+list(APPEND EXAMPLE_FMHA_BWD_COMPILE_OPTIONS -Wno-undefined-func-template -fgpu-flush-denormals-to-zero)
 
 # Allow comparing floating points directly in order to check sentinel values
 list(APPEND EXAMPLE_FMHA_FWD_COMPILE_OPTIONS -Wno-float-equal)

example/ck_tile/01_fmha/codegen/cpp_symbol_map.py

@@ -66,6 +66,22 @@ BIAS_CHECK_MAP = {
     "alibi" : "bias_enum::alibi"
 }
 
+DROPOUT_MAP = {
+    "no"                        : "ck_tile::BlockDropoutBwd<false, true,  false>",
+    "dropout_wg32"              : "ck_tile::BlockDropoutBwd<true,  true,  false>",
+    "dropout_wg32_storerandval" : "ck_tile::BlockDropoutBwd<true,  true,  true >",
+    "dropout_wg16"              : "ck_tile::BlockDropoutBwd<true,  false, false>",
+    "dropout_wg16_storerandval" : "ck_tile::BlockDropoutBwd<true,  false, true >"
+}
+
+DROPOUT_CHECK_MAP = {
+    "no"                        : "t.has_dropout == false",
+    "dropout_wg32"              : "t.has_dropout == true && t.is_store_randval == false",
+    "dropout_wg32_storerandval" : "t.has_dropout == true && t.is_store_randval == true",
+    "dropout_wg16"              : "t.has_dropout == true && t.is_store_randval == false",
+    "dropout_wg16_storerandval" : "t.has_dropout == true && t.is_store_randval == true",
+}
+
 MODE_MAP = {
     "batch" : "false",
     "group" : "true"

example/ck_tile/01_fmha/codegen/ops/fmha_bwd.py

@@ -14,15 +14,13 @@ from codegen.cpp_symbol_map import *
 
 
 BWD_DQDKDV_PIPELINE_MAP = {
-    "ks_kts_vr" : "ck_tile::BlockFmhaBwdDQDKDVPipelineKSKTSVR",
-    "qs_ks_vr_dos" : "ck_tile::BlockFmhaBwdDQDKDVPipelineQSKSVROGradS",
-    "ks_vr" : "ck_tile::BlockFmhaBwdDQDKDVPipelineKSVR",
+    "kr_ktr_vr_iglp" : "ck_tile::BlockFmhaBwdDQDKDVPipelineKRKTRVRIGLP",
+    "kr_ktr_vr"      : "ck_tile::BlockFmhaBwdDQDKDVPipelineKRKTRVR",
 }
 
 BWD_DQDKDV_PIPELINE_ENUM_MAP = {
-    "ks_kts_vr" : "ck_tile::BlockFmhaBwdPipelineEnum::KSKTSVR",
-    "qs_ks_vr_dos" : "ck_tile::BlockFmhaBwdPipelineEnum::QSKSVROGradS",
-    "ks_vr" : "ck_tile::BlockFmhaBwdPipelineEnum::KSVR",
+    "kr_ktr_vr_iglp" : "ck_tile::BlockFmhaBwdPipelineEnum::KRKTRVR_IGLP",
+    "kr_ktr_vr"      : "ck_tile::BlockFmhaBwdPipelineEnum::KRKTRVR",
 }
 
 FMHA_BWD_KERNEL_HEADER = """// SPDX-License-Identifier: MIT
@@ -34,39 +32,42 @@ FMHA_BWD_KERNEL_HEADER = """// SPDX-License-Identifier: MIT
 FMHA_BWD_DQ_DK_DV_KERNEL_BODY="""
 using fmha_dtype_{F_idx} = {F_dtype};
 
-using fmha_block_tile_{F_idx} = ck_tile::sequence<{F_bm0}, {F_bn0}, {F_bk0}, {F_bk1}, {F_bk2}, {F_bk3}, {F_bk4}, {F_bhdq}, {F_bhdv}>;
+using fmha_block_tile_{F_idx} = ck_tile::
+    sequence<{F_bm0}, {F_bn0}, {F_bk0}, {F_bk1}, {F_bk2}, {F_bk3}, {F_bk4}, {F_bhdq}, {F_bhdv}>;
 using fmha_block_warps0_{F_idx} = ck_tile::sequence<{F_rm0}, {F_rn0}, {F_rk0}>;
 using fmha_block_warps1_{F_idx} = ck_tile::sequence<{F_rm1}, {F_rn1}, {F_rk1}>;
 using fmha_block_warps2_{F_idx} = ck_tile::sequence<{F_rm2}, {F_rn2}, {F_rk2}>;
-using fmha_warp_tile_{F_idx} = ck_tile::sequence<{F_wm}, {F_wn}, {F_wk}>;
+using fmha_warp_tile0_{F_idx}   = ck_tile::sequence<{F_wm0}, {F_wn0}, {F_wk0}>;
+using fmha_warp_tile1_{F_idx}   = ck_tile::sequence<{F_wm1}, {F_wn1}, {F_wk1}>;
 
 // TODO: simplify Gemm0~4BlockWarps in TileFmhaBwdShape
 //       G0&G2 -> GSdP
 //       G1&G3 -> GdKV
 //       G4    -> GdQ
 using fmha_bwd_shape_{F_idx} = ck_tile::TileFmhaBwdShape<fmha_block_tile_{F_idx},
-                                      fmha_block_warps0_{F_idx},
-                                      fmha_warp_tile_{F_idx},
-                                      fmha_block_warps1_{F_idx},
-                                      fmha_warp_tile_{F_idx},
-                                      fmha_block_warps0_{F_idx},
-                                      fmha_warp_tile_{F_idx},
-                                      fmha_block_warps1_{F_idx},
-                                      fmha_warp_tile_{F_idx},
-                                      fmha_block_warps2_{F_idx},
-                                      fmha_warp_tile_{F_idx}>;
+                                                         fmha_block_warps0_{F_idx},
+                                                         fmha_warp_tile0_{F_idx},
+                                                         fmha_block_warps1_{F_idx},
+                                                         fmha_warp_tile1_{F_idx},
+                                                         fmha_block_warps0_{F_idx},
+                                                         fmha_warp_tile0_{F_idx},
+                                                         fmha_block_warps1_{F_idx},
+                                                         fmha_warp_tile1_{F_idx},
+                                                         fmha_block_warps2_{F_idx},
+                                                         fmha_warp_tile0_{F_idx}>;
 
 using fmha_bwd_trait_{F_idx} = ck_tile::TileFmhaTraits<{F_spad},
-                                                    {F_skpad},
-                                                    {F_dpad},
-                                                    {F_dvpad},
-                                                    {F_bias},
-                                                    {F_dbias},
-                                                    false,
-                                                    {F_dropout},
-                                                    false,
-                                                    {F_occupancy}>;
-using fmha_mask_{F_idx} = {F_mask};
+                                                       {F_skpad},
+                                                       {F_dpad},
+                                                       {F_dvpad},
+                                                       {F_bias},
+                                                       {F_dbias},
+                                                       false,
+                                                       false,
+                                                       false,
+                                                       {F_occupancy}>;
+using fmha_mask_{F_idx}      = {F_mask};
+using fmha_dropout_{F_idx}   = {F_dropout};
 
 using fmha_bwd_pipeline_problem_{F_idx} = ck_tile::BlockFmhaBwdPipelineProblem<
     typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::QDataType,
@@ -86,55 +87,72 @@ using fmha_bwd_pipeline_problem_{F_idx} = ck_tile::BlockFmhaBwdPipelineProblem<
     typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::BiasGradDataType,
     fmha_bwd_shape_{F_idx},
     {F_mode},
+    {F_deterministic},
     fmha_mask_{F_idx},
+    fmha_dropout_{F_idx},
     fmha_bwd_trait_{F_idx}>;
 
-using fmha_bwd_pipeline_{F_idx} = {F_pipeline}<
-    fmha_bwd_pipeline_problem_{F_idx}>;
+using fmha_bwd_pipeline_{F_idx} = {F_pipeline}<fmha_bwd_pipeline_problem_{F_idx}>;
 
-using fmha_bwd_dk_epilogue_{F_idx} =
-    ck_tile::Default2DEpilogue<ck_tile::Default2DEpilogueProblem<typename FmhaBwdTypeConfig<{F_dtype}>::AccDataType,
-                               typename FmhaBwdTypeConfig<{F_dtype}>::KGradDataType,
-                               false, false>>;
+using fmha_bwd_dk_epilogue_{F_idx} = ck_tile::Default2DEpilogue<
+    ck_tile::Default2DEpilogueProblem<typename FmhaBwdTypeConfig<{F_dtype}>::AccDataType,
+                                      typename FmhaBwdTypeConfig<{F_dtype}>::KGradDataType,
+                                      {F_skpad},
+                                      {F_dpad}>>;
 
-using fmha_bwd_dv_epilogue_{F_idx} =
-    ck_tile::Default2DEpilogue<ck_tile::Default2DEpilogueProblem<typename FmhaBwdTypeConfig<{F_dtype}>::AccDataType,
-                               typename FmhaBwdTypeConfig<{F_dtype}>::VGradDataType,
-                               false, false>>;
+using fmha_bwd_dv_epilogue_{F_idx} = ck_tile::Default2DEpilogue<
+    ck_tile::Default2DEpilogueProblem<typename FmhaBwdTypeConfig<{F_dtype}>::AccDataType,
+                                      typename FmhaBwdTypeConfig<{F_dtype}>::VGradDataType,
+                                      {F_skpad},
+                                      {F_dvpad}>>;
 
 using fmha_bwd_dq_dk_dv_kernel_{F_idx} =
-    ck_tile::FmhaBwdDQDKDVKernel<ck_tile::FmhaBwdTilePartitioner<fmha_bwd_shape_{F_idx}>,
-                        fmha_bwd_pipeline_{F_idx},
-                        fmha_bwd_dk_epilogue_{F_idx},
-                        fmha_bwd_dv_epilogue_{F_idx}>;
-
-using dq_dk_dv_trait_{F_idx} = fmha_bwd_dq_dk_dv_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_pipeline_enum}, fmha_mask_{F_idx}, {F_bias}, {F_dbias}, {F_dropout}, {F_spad}, {F_skpad}, {F_dpad}, {F_dvpad}>;
+    ck_tile::FmhaBwdDQDKDVKernel<fmha_bwd_pipeline_{F_idx},
+                                 fmha_bwd_dk_epilogue_{F_idx},
+                                 fmha_bwd_dv_epilogue_{F_idx}>;
+
+using dq_dk_dv_trait_{F_idx} = fmha_bwd_dq_dk_dv_traits_<{F_hdim},
+                                                         {F_dtype},
+                                                         {F_mode},
+                                                         {F_pipeline_enum},
+                                                         fmha_mask_{F_idx},
+                                                         fmha_dropout_{F_idx},
+                                                         {F_bias},
+                                                         {F_dbias},
+                                                         {F_spad},
+                                                         {F_skpad},
+                                                         {F_dpad},
+                                                         {F_dvpad},
+                                                         {F_deterministic}>;
 
 #include <iostream>
 
-template<>
+template <>
 float fmha_bwd_dq_dk_dv_<dq_dk_dv_trait_{F_idx}>(const ck_tile::stream_config& s, fmha_bwd_args a)
 {{
     using k_ = fmha_bwd_dq_dk_dv_kernel_{F_idx};
     if(s.log_level_ > 0)
         std::cout << ", " << k_::GetName() << std::flush;
-    auto [kargs, grids] = fmha_bwd_dq_dk_dv_create_kargs_and_grids<k_>(a);
-    constexpr dim3 blocks             = k_::BlockSize();
+    auto [kargs, grids]                    = fmha_bwd_dq_dk_dv_create_kargs_and_grids<k_>(a);
+    constexpr dim3 blocks                  = k_::BlockSize();
     constexpr ck_tile::index_t kBlockPerCu = k_::kBlockPerCu;
-    return ck_tile::launch_kernel(s, ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs));
+    return ck_tile::launch_kernel(
+        s, ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs));
 }}
 
-template<>
-void fmha_bwd_dq_dk_dv_oneshot_<dq_dk_dv_trait_{F_idx}>(const ck_tile::stream_config& s, fmha_bwd_args a)
+template <>
+void fmha_bwd_dq_dk_dv_oneshot_<dq_dk_dv_trait_{F_idx}>(const ck_tile::stream_config& s,
+                                                        fmha_bwd_args a)
 {{
-    using k_ = fmha_bwd_dq_dk_dv_kernel_{F_idx};
-    auto [kargs, grids] = fmha_bwd_dq_dk_dv_create_kargs_and_grids<k_>(a);
-    constexpr dim3 blocks             = k_::BlockSize();
+    using k_                               = fmha_bwd_dq_dk_dv_kernel_{F_idx};
+    auto [kargs, grids]                    = fmha_bwd_dq_dk_dv_create_kargs_and_grids<k_>(a);
+    constexpr dim3 blocks                  = k_::BlockSize();
     constexpr ck_tile::index_t kBlockPerCu = k_::kBlockPerCu;
-    ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs)(ck_tile::stream_config{{s.stream_id_}});
+    ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs)(
+        ck_tile::stream_config{{s.stream_id_}});
 }}
 
-template<>
+template <>
 std::string fmha_bwd_dq_dk_dv_get_name_<dq_dk_dv_trait_{F_idx}>()
 {{
     using k_ = fmha_bwd_dq_dk_dv_kernel_{F_idx};
@@ -146,14 +164,15 @@ FMHA_BWD_API_FILENAME="fmha_bwd_api.cpp"
 FMHA_BWD_API="""
 #include <iostream>
 
-template<typename dot_do_o_trait_, typename dq_dk_dv_trait_>
+template <typename dot_do_o_trait_, typename dq_dk_dv_trait_, typename convert_dq_trait_>
 float fmha_bwd_(const ck_tile::stream_config& s, fmha_bwd_args a)
 {{
     if(s.log_level_ > 0)
-        std::cout << ", " << fmha_bwd_dot_do_o_get_name_<dot_do_o_trait_>() << ", " << fmha_bwd_dq_dk_dv_get_name_<dq_dk_dv_trait_>() << std::flush;
+        std::cout << ", " << fmha_bwd_dot_do_o_get_name_<dot_do_o_trait_>() << ", " << fmha_bwd_dq_dk_dv_get_name_<dq_dk_dv_trait_>() << ", " << fmha_bwd_convert_dq_get_name_<convert_dq_trait_>() << std::flush;
     return ck_tile::launch_kernel(s,
-            [=](const ck_tile::stream_config& s_){{ fmha_bwd_dot_do_o_oneshot_<dot_do_o_trait_>(s_, a); }},
-            [=](const ck_tile::stream_config& s_){{ fmha_bwd_dq_dk_dv_oneshot_<dq_dk_dv_trait_>(s_, a); }}
+        [=](const ck_tile::stream_config& s_){{ fmha_bwd_dot_do_o_oneshot_<dot_do_o_trait_>(s_, a); }},
+        [=](const ck_tile::stream_config& s_){{ fmha_bwd_dq_dk_dv_oneshot_<dq_dk_dv_trait_>(s_, a); }},
+        [=](const ck_tile::stream_config& s_){{ fmha_bwd_convert_dq_oneshot_<convert_dq_trait_>(s_, a); }}
     );
 }}
 
@@ -173,38 +192,36 @@ FMHA_BWD_API_PER_HDIM_CASE="""        {F_if} (t.hdim_q <= {F_hdim} && t.hdim_v <
         }}
 """
 
-FMHA_BWD_API_INNER_DISPATCH="""            {F_if}((t.is_group_mode == {F_mode}) && ({F_mask_check}) && (t.bias_type == {F_bias_check}) && (t.has_dbias == {F_dbias}) && (t.has_dropout == {F_dropout}) &&
-                        ({F_scheck}) && ({F_skcheck}) && ({F_dcheck}) && ({F_dvcheck})) {{
-                using dq_dk_dv_trait_ = fmha_bwd_dq_dk_dv_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_pipeline_enum}, {F_mask}, {F_bias}, {F_dbias}, {F_dropout}, {F_spad0}, {F_skpad}, {F_dpad}, {F_dvpad}>;
+FMHA_BWD_API_INNER_DISPATCH="""            {F_if}((t.is_group_mode == {F_mode}) && ({F_mask_check}) && (t.bias_type == {F_bias_check}) && (t.has_dbias == {F_dbias}) && ({F_dropout_check}) &&
+                        ({F_scheck}) && ({F_skcheck}) && ({F_dcheck}) && ({F_dvcheck}) && (t.is_deterministic == {F_deterministic})) {{
                 using dot_do_o_trait_ = fmha_bwd_dot_do_o_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_spad1}, {F_dvpad}>;
-                r = fmha_bwd_<dot_do_o_trait_, dq_dk_dv_trait_>(s, a);
+                using dq_dk_dv_trait_ = fmha_bwd_dq_dk_dv_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_pipeline_enum}, {F_mask}, {F_dropout}, {F_bias}, {F_dbias}, {F_spad0}, {F_skpad}, {F_dpad}, {F_dvpad}, {F_deterministic}>;
+                using convert_dq_trait_ = fmha_bwd_convert_dq_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_spad1}, {F_dpad}, {F_deterministic}>;
+                r = fmha_bwd_<dot_do_o_trait_, dq_dk_dv_trait_, convert_dq_trait_>(s, a);
                 return r;
             }}
 """
 
 @dataclass
 class FmhaBwdDQDKDVApiTrait:
-    pipeline  : str
+    pipeline      : str
     # sync with fmha_bwd_traits<>, to generate fallback calls
-    hdim      : str
-    dtype     : str  # data type
-    mode      : str  # value from MODE_MAP
-    bm0       : int  # tile size along q seqlen (block size)
-    bn0       : int  # tile size along k seqlen
-    bhdq      : int  # q head_dim
-    bhdv      : int  # v head_dim
-    mask      : str
-    bias      : str
-    dbias     : str
-    dropout   : str
-    spad      : str
-    skpad     : str
-    dpad      : str
-    dvpad     : str
-
-    @property
-    def name(self) -> str:
-        return f'{self.pipeline}-{self.hdim}-{self.dtype}-{self.mode}-{self.mask}-{self.bias}-{self.dbias}-{self.dropout}-{self.spad}-{self.skpad}-{self.dpad}-{self.dvpad}'
+    hdim          : str
+    dtype         : str  # data type
+    mode          : str  # value from MODE_MAP
+    bm0           : int  # tile size along q seqlen (block size)
+    bn0           : int  # tile size along k seqlen
+    bhdq          : int  # q head_dim
+    bhdv          : int  # v head_dim
+    mask          : str
+    bias          : str
+    dbias         : str
+    dropout       : str
+    spad          : str
+    skpad         : str
+    dpad          : str
+    dvpad         : str
+    deterministic : str
 
     def scheck(self, spad1 : str) -> str:
         if self.mode == 'group':
@@ -212,9 +229,9 @@ class FmhaBwdDQDKDVApiTrait:
         elif self.spad == 't' and spad1 == 't':
             return f'a.seqlen_q % {self.bm0} != 0'
         elif self.spad == 'f' and spad1 == 't':
-            return f'a.seqlen_q % {self.bm0} == 0 and a.seqlen_q % 256 != 0' # BlockSize
+            return f'a.seqlen_q % {self.bm0} == 0 and a.seqlen_q % 64 != 0'
         else: # self.skpad == 'f' and skpad1 == 'f'
-            return f'a.seqlen_q % 256 == 0' # BlockSize
+            return f'a.seqlen_q % 64 == 0'
 
     @property
     def skcheck(self) -> str:
@@ -256,16 +273,19 @@ class FmhaBwdApiPool:
             per_hdim_case=str()
             for j, hdim in enumerate(self.dq_dk_dv_pool[dtype].keys()):
                 traits=self.dq_dk_dv_pool[dtype][hdim]
+                hdim_int = int(hdim)
                 inners=str()
                 for k, trait in enumerate(traits):
                     if_k = 'if' if k == 0 else 'else if'
                     for spad1 in ["t", "f"]:
-                        if ((spad1 == "f" and trait.spad == "t") or (trait.mode == "group" and spad1 == "f")):
+                        if (spad1 == "f" and (trait.spad == "t" or trait.mode == "group")):
                             continue
-                        inners = inners + FMHA_BWD_API_INNER_DISPATCH.format(F_if=if_k, F_mode=MODE_MAP[trait.mode], F_mask=get_mask_map(self.mask_impl)[trait.mask], F_pipeline_enum=BWD_DQDKDV_PIPELINE_ENUM_MAP[trait.pipeline],
-                                    F_mask_check=get_mask_check_map(self.mask_impl)[trait.mask], F_bias_check=BIAS_CHECK_MAP[trait.bias], F_bias=BIAS_MAP[trait.bias], F_dbias=BOOL_MAP[trait.dbias], F_dropout=BOOL_MAP[trait.dropout],
+                        inners = inners + FMHA_BWD_API_INNER_DISPATCH.format(F_if=if_k, F_mode=MODE_MAP[trait.mode], F_pipeline_enum=BWD_DQDKDV_PIPELINE_ENUM_MAP[trait.pipeline],
+                                    F_mask_check=get_mask_check_map(self.mask_impl)[trait.mask], F_mask=get_mask_map(self.mask_impl)[trait.mask], F_bias_check=BIAS_CHECK_MAP[trait.bias],
+                                    F_bias=BIAS_MAP[trait.bias], F_dbias=BOOL_MAP[trait.dbias], F_dropout_check=DROPOUT_CHECK_MAP[trait.dropout], F_dropout=DROPOUT_MAP[trait.dropout],
                                     F_scheck=trait.scheck(spad1=spad1), F_skcheck=trait.skcheck, F_dcheck=trait.dcheck, F_dvcheck=trait.dvcheck, F_hdim=hdim, F_dtype=DTYPE_MAP[dtype],
-                                    F_spad0=BOOL_MAP[trait.spad], F_spad1=BOOL_MAP[spad1], F_skpad=BOOL_MAP[trait.skpad], F_dpad=BOOL_MAP[trait.dpad], F_dvpad=BOOL_MAP[trait.dvpad])
+                                    F_spad0=BOOL_MAP[trait.spad], F_spad1=BOOL_MAP[spad1], F_skpad=BOOL_MAP[trait.skpad], F_dpad=BOOL_MAP[trait.dpad], F_dvpad=BOOL_MAP[trait.dvpad],
+                                    F_deterministic=BOOL_MAP[trait.deterministic])
 
                 if_j = 'if' if j == 0 else 'else if'
                 per_hdim_case = per_hdim_case + FMHA_BWD_API_PER_HDIM_CASE.format(F_if=if_j, F_hdim=hdim, F_inner_dispatch=inners)
@@ -295,81 +315,89 @@ class FmhaBwdDQDKDVTileSize:
     F_bhdv      : int  # v head_dim
     F_rm0       : int  # number of warps along q seqlen (block warps) in gemm0/gemm2
     F_rn0       : int  # number of warps along k seqlen (block warps) in gemm0/gemm2
-    F_rk0       : int  # number of warps along gemm-k (not used) in gemm0/gemm2
+    F_rk0       : int  # number of warps along headdim_qk/v (not used) in gemm0/gemm2
     F_rm1       : int  # number of warps along k seqlen (block warps) in gemm1/gemm3
-    F_rn1       : int  # number of warps along q seqlen (block warps) in gemm1/gemm3
-    F_rk1       : int  # number of warps along gemm-k (not used) in gemm1/gemm3
-    F_rm2       : int  # number of warps along k seqlen (block warps) in gemm4
-    F_rn2       : int  # number of warps along q seqlen (block warps) in gemm4
-    F_rk2       : int  # number of warps along gemm-k (not used) in gemm4
-    F_wm        : int  # warp size along m (warp size)
-    F_wn        : int  # warp size along n
-    F_wk        : int  # warp size along k
+    F_rn1       : int  # number of warps along headdim_qk/v (block warps) in gemm1/gemm3
+    F_rk1       : int  # number of warps along q seqlen (not used) in gemm1/gemm3
+    F_rm2       : int  # number of warps along q seqlen (block warps) in gemm4
+    F_rn2       : int  # number of warps along headdim_qk (block warps) in gemm4
+    F_rk2       : int  # number of warps along k seqlen (not used) in gemm4
+    F_wm0       : int  # warp size along m in gemm0/gemm2/gemm4
+    F_wn0       : int  # warp size along n in gemm0/gemm2/gemm4
+    F_wk0       : int  # warp size along k in gemm0/gemm2/gemm4
+    F_wm1       : int  # warp size along m in gemm1/gemm3
+    F_wn1       : int  # warp size along n in gemm1/gemm3
+    F_wk1       : int  # warp size along k in gemm1/gemm3
     F_occupancy : int  # occupancy
     @property
     def name(self) -> str:
         return f"b{self.F_bm0}x{self.F_bn0}x{self.F_bk0}x{self.F_bk1}x{self.F_bk2}x{self.F_bk3}x{self.F_bk4}x{self.F_bhdq}x{self.F_bhdv}" +\
         f"_r{self.F_rm0}x{self.F_rn0}x{self.F_rk0}_r{self.F_rm1}x{self.F_rn1}x{self.F_rk1}_r{self.F_rm2}x{self.F_rn2}x{self.F_rk2}" +\
-        f"_w{self.F_wm}x{self.F_wn}x{self.F_wk}_o{self.F_occupancy}"
+        f"_w{self.F_wm0}x{self.F_wn0}x{self.F_wk0}_w{self.F_wm1}x{self.F_wn1}x{self.F_wk1}_o{self.F_occupancy}"
 
 @dataclass
 class FmhaBwdDQDKDVKernel:
-    F_idx       : int  # this is not a tunable, but a counter to differentiate symbol
-    F_hdim      : int  # hdim
-    F_dtype     : str  # data type
-    F_tile      : FmhaBwdDQDKDVTileSize
-    F_spad      : str  # true/false
-    F_skpad     : str  #
-    F_dpad      : str  #
-    F_dvpad     : str  #
-    F_bias      : str  #
-    F_dbias     : str  #
-    F_dropout   : str  #
-    F_mask      : str  # value from MASK_MAP
-    F_mode      : str  # value from MODE_MAP
-    F_pipeline  : str
-    mask_impl   : str
+    F_idx           : int  # this is not a tunable, but a counter to differentiate symbol
+    F_hdim          : int  # hdim
+    F_dtype         : str  # data type
+    F_tile          : FmhaBwdDQDKDVTileSize
+    F_spad          : str  # true/false
+    F_skpad         : str  #
+    F_dpad          : str  #
+    F_dvpad         : str  #
+    F_bias          : str  #
+    F_dbias         : str  #
+    F_dropout       : str  #
+    F_mask          : str  # value from MASK_MAP
+    F_mode          : str  # value from MODE_MAP
+    F_deterministic : str  #
+    F_pipeline      : str  #
+    mask_impl       : str  #
 
     @property
     def template(self) -> str:
         return FMHA_BWD_KERNEL_HEADER + \
             FMHA_BWD_DQ_DK_DV_KERNEL_BODY.format(
-                F_idx       = self.F_idx,
-                F_hdim      = self.F_hdim,
-                F_dtype     = DTYPE_MAP[self.F_dtype],
-                F_bm0       = self.F_tile.F_bm0,
-                F_bn0       = self.F_tile.F_bn0,
-                F_bk0       = self.F_tile.F_bk0,
-                F_bk1       = self.F_tile.F_bk1,
-                F_bk2       = self.F_tile.F_bk2,
-                F_bk3       = self.F_tile.F_bk3,
-                F_bk4       = self.F_tile.F_bk4,
-                F_bhdq      = self.F_tile.F_bhdq,
-                F_bhdv      = self.F_tile.F_bhdv,
-                F_rm0       = self.F_tile.F_rm0,
-                F_rn0       = self.F_tile.F_rn0,
-                F_rk0       = self.F_tile.F_rk0,
-                F_rm1       = self.F_tile.F_rm1,
-                F_rn1       = self.F_tile.F_rn1,
-                F_rk1       = self.F_tile.F_rk1,
-                F_rm2       = self.F_tile.F_rm2,
-                F_rn2       = self.F_tile.F_rn2,
-                F_rk2       = self.F_tile.F_rk2,
-                F_wm        = self.F_tile.F_wm,
-                F_wn        = self.F_tile.F_wn,
-                F_wk        = self.F_tile.F_wk,
-                F_spad      = BOOL_MAP[self.F_spad],
-                F_skpad     = BOOL_MAP[self.F_skpad],
-                F_dpad      = BOOL_MAP[self.F_dpad],
-                F_dvpad     = BOOL_MAP[self.F_dvpad],
-                F_bias      = BIAS_MAP[self.F_bias],
-                F_dbias     = BOOL_MAP[self.F_dbias],
-                F_dropout   = BOOL_MAP[self.F_dropout],
-                F_occupancy = self.F_tile.F_occupancy,
-                F_mask      = get_mask_map(self.mask_impl)[self.F_mask],
-                F_mode      = MODE_MAP[self.F_mode],
+                F_idx           = self.F_idx,
+                F_hdim          = self.F_hdim,
+                F_dtype         = DTYPE_MAP[self.F_dtype],
+                F_bm0           = self.F_tile.F_bm0,
+                F_bn0           = self.F_tile.F_bn0,
+                F_bk0           = self.F_tile.F_bk0,
+                F_bk1           = self.F_tile.F_bk1,
+                F_bk2           = self.F_tile.F_bk2,
+                F_bk3           = self.F_tile.F_bk3,
+                F_bk4           = self.F_tile.F_bk4,
+                F_bhdq          = self.F_tile.F_bhdq,
+                F_bhdv          = self.F_tile.F_bhdv,
+                F_rm0           = self.F_tile.F_rm0,
+                F_rn0           = self.F_tile.F_rn0,
+                F_rk0           = self.F_tile.F_rk0,
+                F_rm1           = self.F_tile.F_rm1,
+                F_rn1           = self.F_tile.F_rn1,
+                F_rk1           = self.F_tile.F_rk1,
+                F_rm2           = self.F_tile.F_rm2,
+                F_rn2           = self.F_tile.F_rn2,
+                F_rk2           = self.F_tile.F_rk2,
+                F_wm0           = self.F_tile.F_wm0,
+                F_wn0           = self.F_tile.F_wn0,
+                F_wk0           = self.F_tile.F_wk0,
+                F_wm1           = self.F_tile.F_wm1,
+                F_wn1           = self.F_tile.F_wn1,
+                F_wk1           = self.F_tile.F_wk1,
+                F_spad          = BOOL_MAP[self.F_spad],
+                F_skpad         = BOOL_MAP[self.F_skpad],
+                F_dpad          = BOOL_MAP[self.F_dpad],
+                F_dvpad         = BOOL_MAP[self.F_dvpad],
+                F_bias          = BIAS_MAP[self.F_bias],
+                F_dbias         = BOOL_MAP[self.F_dbias],
+                F_dropout       = DROPOUT_MAP[self.F_dropout],
+                F_occupancy     = self.F_tile.F_occupancy,
+                F_mask          = get_mask_map(self.mask_impl)[self.F_mask],
+                F_mode          = MODE_MAP[self.F_mode],
+                F_deterministic = BOOL_MAP[self.F_deterministic],
                 F_pipeline_enum = BWD_DQDKDV_PIPELINE_ENUM_MAP[self.F_pipeline],
-                F_pipeline  = BWD_DQDKDV_PIPELINE_MAP[self.F_pipeline])
+                F_pipeline      = BWD_DQDKDV_PIPELINE_MAP[self.F_pipeline])
 
     @property
     def name(self) -> str:
@@ -382,7 +410,7 @@ class FmhaBwdDQDKDVKernel:
             if n != '' : n = 'p' + n
             return n
         pn = pad_name()
-        n = f"fmha_bwd_d{self.F_hdim}_{self.F_dtype}_{self.F_mode}_" + self.F_tile.name
+        n = f"fmha_bwd_d{self.F_hdim}_{self.F_dtype}_{self.F_mode}_" + self.F_tile.name + f'_{self.F_pipeline}'
         if pn != '' : n += f'_{pn}'
         if self.F_bias != 'no' : n += f'_{self.F_bias}'
         if self.F_dbias == 't' : n += '_dbias'
@@ -390,7 +418,8 @@ class FmhaBwdDQDKDVKernel:
             if self.F_mask == 's_mask': n += f'_mask'
         else:
             if self.F_mask != 'no' : n += f'_m{self.F_mask[0]}'
-        if self.F_dropout == 't' : n += '_dropout'
+        if self.F_dropout != 'no' : n += f'_{self.F_dropout}'
+        if self.F_deterministic == 't' : n += '_deterministic'
         return n
 
     @property
@@ -413,19 +442,23 @@ class FmhaBwdDQDKDVKernel:
                 spad=self.F_spad,
                 skpad=self.F_skpad,
                 dpad=self.F_dpad,
-                dvpad=self.F_dvpad)
+                dvpad=self.F_dvpad,
+                deterministic=self.F_deterministic
+                )
 
 # TODO: design a more practical way to do it
 # this is current supported tile size & pipeline.
 def get_fmha_bwd_dq_dk_dv_tile_ppl_dict_from_dtype(dtype : str) -> Optional[dict]:
     if dtype == 'fp16' or dtype == 'bf16':
         return {
-            '32'  : [FmhaBwdDQDKDVTileSize(128, 128, 32, 32, 32, 32, 32,  32,  32, 1, 4, 1, 4, 1, 1, 4, 1, 1, 32, 32, 16, 1),
-                        "qs_ks_vr_dos"],
-            '64'  : [FmhaBwdDQDKDVTileSize( 64, 128, 32, 32, 32, 32, 32,  64,  64, 1, 4, 1, 4, 1, 1, 2, 2, 1, 32, 32, 16, 1),
-                        "qs_ks_vr_dos"],
-            '128' : [FmhaBwdDQDKDVTileSize( 64, 128, 32, 32, 32, 32, 32, 128, 128, 1, 4, 1, 4, 1, 1, 2, 2, 1, 32, 32, 16, 1),
-                        "ks_vr"]
+            '32'  : [FmhaBwdDQDKDVTileSize( 32, 128,  32, 32,  32, 32, 64,  32,  32, 1, 4, 1, 4, 1, 1, 2, 2, 1, 16, 16, 32, 16, 16, 16, 1),
+                        "kr_ktr_vr_iglp", "kr_ktr_vr"],
+            '64'  : [FmhaBwdDQDKDVTileSize( 32, 128,  64, 32,  64, 32, 32,  64,  64, 1, 4, 1, 4, 1, 1, 1, 4, 1, 16, 16, 32, 16, 16, 16, 1),
+                        "kr_ktr_vr_iglp", "kr_ktr_vr"],
+            '128' : [FmhaBwdDQDKDVTileSize( 16, 128, 128, 16, 128, 16, 32, 128, 128, 1, 4, 1, 4, 1, 1, 1, 4, 1, 16, 16, 32, 16, 16, 16, 1),
+                        "kr_ktr_vr_iglp", "kr_ktr_vr"],
+            '256' : [FmhaBwdDQDKDVTileSize( 16,  64, 256, 16, 256, 16, 32, 256, 256, 1, 4, 1, 4, 1, 1, 1, 4, 1, 16, 16, 32, 16, 16, 16, 1),
+                        "kr_ktr_vr_iglp", "kr_ktr_vr"]
         }
     else:
         return None
@@ -440,7 +473,7 @@ def get_bwd_dq_dk_dv_blobs(kernel_filter : Optional[str], receipt, mask_impl) ->
         d = get_fmha_bwd_dq_dk_dv_tile_ppl_dict_from_dtype(dtype)
         if d == None:
             continue
-        for hdim_str, mode, mask, bias, dbias, dropout, spad, skpad, dpad, dvpad in itertools.product(d.keys(), MODE_MAP.keys(), get_mask_map(mask_impl).keys(), BIAS_MAP.keys(), ["t", "f"], ["t", "f"], ["t", "f"], ["t", "f"], ["t", "f"], ["t", "f"]):
+        for hdim_str, mode, mask, bias, dbias, dropout, spad, skpad, dpad, dvpad, deterministic in itertools.product(d.keys(), MODE_MAP.keys(), get_mask_map(mask_impl).keys(), BIAS_MAP.keys(), ["t", "f"], DROPOUT_MAP.keys(), ["t", "f"], ["t", "f"], ["t", "f"], ["t", "f"], ["t", "f"]):
             tile = d[hdim_str][0]
             ppl = d[hdim_str][1]
             hdim = int(hdim_str)
@@ -448,16 +481,29 @@ def get_bwd_dq_dk_dv_blobs(kernel_filter : Optional[str], receipt, mask_impl) ->
                 continue
             if ((bias == "no" or bias == "alibi") and dbias == "t"):
                 continue
+            if ("wg32" in dropout):
+                continue
+            if (dpad == "t" or dvpad == "t"):
+                ppl = d[hdim_str][2]
             k = FmhaBwdDQDKDVKernel(F_idx=0, F_hdim=hdim, F_dtype=dtype, F_tile=tile,
                                 F_spad=spad, F_skpad=skpad, F_dpad=dpad, F_dvpad=dvpad,
                                 F_bias=bias, F_dbias=dbias, F_dropout=dropout, F_mask=mask, F_mode=mode,
-                                F_pipeline=ppl, mask_impl=mask_impl)
+                                F_pipeline=ppl, mask_impl=mask_impl, F_deterministic=deterministic)
             if kernel_filter != None:
                 if not fnmatch.fnmatch(k.name, kernel_filter):
                     continue
             if receipt == 2:
                     cond = dtype in ['fp16', 'bf16']
                     cond &= bias in ['no', 'alibi']
+                    cond &= dropout in ['no', 'dropout_wg32',  'dropout_wg16']
+                    cond &= dpad == dvpad
+                    if not cond:
+                        continue
+            if receipt == 3:
+                    cond = dtype in ['fp16', 'bf16']
+                    cond &= bias in ['no', 'alibi']
+                    cond &= dpad == dvpad
+                    cond &= deterministic == "f"
                     if not cond:
                         continue
             api_pool.register_dq_dk_dv_traits(k.api_trait())
@@ -468,53 +514,54 @@ def get_bwd_dq_dk_dv_blobs(kernel_filter : Optional[str], receipt, mask_impl) ->
 FMHA_BWD_DOT_DO_O_KERNEL_BODY="""
 using fmha_dtype_{F_idx} = {F_dtype};
 
-using fmha_bwd_dot_do_o_trait_{F_idx} = ck_tile::TileFmhaBwdOGradDotOTraits<{F_spad},
-                                                    {F_dvpad},
-                                                    {F_occupancy}>;
+using fmha_bwd_dot_do_o_trait_{F_idx} =
+    ck_tile::TileFmhaBwdOGradDotOTraits<{F_spad}, {F_dvpad}, {F_occupancy}>;
 
 using fmha_bwd_dot_do_o_pipeline_problem_{F_idx} = ck_tile::BlockFmhaBwdOGradDotOPipelineProblem<
     typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::ODataType,
     typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::OGradDataType,
     typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::DDataType,
-    /* BlockSize = */ 256,
+    /* BlockSize = */ 64,
     {F_hdim},
     {F_mode},
     fmha_bwd_dot_do_o_trait_{F_idx}>;
 
-using fmha_bwd_dot_do_o_{F_idx} = typename ck_tile::BlockFmhaBwdOGradDotO<
-    fmha_bwd_dot_do_o_pipeline_problem_{F_idx}>;
+using fmha_bwd_dot_do_o_{F_idx} =
+    typename ck_tile::BlockFmhaBwdOGradDotO<fmha_bwd_dot_do_o_pipeline_problem_{F_idx}>;
 
 using fmha_bwd_dot_do_o_kernel_{F_idx} =
-    ck_tile::FmhaBwdOGradDotOKernel<ck_tile::FmhaBwdOGradDotOTilePartitioner</* BlockSize = */ 256>,
-                                    fmha_bwd_dot_do_o_{F_idx}>;
+    ck_tile::FmhaBwdOGradDotOKernel<fmha_bwd_dot_do_o_{F_idx}>;
 
-using dot_do_o_trait_{F_idx} = fmha_bwd_dot_do_o_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_spad}, {F_dvpad}>;
+using dot_do_o_trait_{F_idx} =
+    fmha_bwd_dot_do_o_traits_<{F_hdim}, {F_dtype}, {F_mode}, {F_spad}, {F_dvpad}>;
 
 #include <iostream>
 
-template<>
+template <>
 float fmha_bwd_dot_do_o_<dot_do_o_trait_{F_idx}>(const ck_tile::stream_config& s, fmha_bwd_args a)
 {{
     using k_ = fmha_bwd_dot_do_o_kernel_{F_idx};
     if(s.log_level_ > 0)
         std::cout << ", " << k_::GetName() << std::flush;
-    auto [kargs, grids] = fmha_bwd_dot_do_o_create_kargs_and_grids<k_>(a);
-    constexpr dim3 blocks             = k_::BlockSize();
+    auto [kargs, grids]                    = fmha_bwd_dot_do_o_create_kargs_and_grids<k_>(a);
+    constexpr dim3 blocks                  = k_::BlockSize();
     constexpr ck_tile::index_t kBlockPerCu = k_::kBlockPerCu;
-    return ck_tile::launch_kernel(s, ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs));
+    return ck_tile::launch_kernel(
+        s, ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs));
 }}
 
-template<>
+template <>
 void fmha_bwd_dot_do_o_oneshot_<dot_do_o_trait_{F_idx}>(const ck_tile::stream_config& s, fmha_bwd_args a)
 {{
-    using k_ = fmha_bwd_dot_do_o_kernel_{F_idx};
-    auto [kargs, grids] = fmha_bwd_dot_do_o_create_kargs_and_grids<k_>(a);
-    constexpr dim3 blocks             = k_::BlockSize();
+    using k_                               = fmha_bwd_dot_do_o_kernel_{F_idx};
+    auto [kargs, grids]                    = fmha_bwd_dot_do_o_create_kargs_and_grids<k_>(a);
+    constexpr dim3 blocks                  = k_::BlockSize();
     constexpr ck_tile::index_t kBlockPerCu = k_::kBlockPerCu;
-    ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs)(ck_tile::stream_config{{s.stream_id_}});
+    ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs)(
+        ck_tile::stream_config{{s.stream_id_}});
 }}
 
-template<>
+template <>
 std::string fmha_bwd_dot_do_o_get_name_<dot_do_o_trait_{F_idx}>()
 {{
     using k_ = fmha_bwd_dot_do_o_kernel_{F_idx};
@@ -584,12 +631,150 @@ def get_bwd_dot_do_o_blobs() -> List[FmhaBwdOGradDotOKernel]:
 
     return gen
 
+FMHA_BWD_CONVERT_DQ_KERNEL_BODY="""
+using fmha_dtype_{F_idx} = {F_dtype};
+
+using fmha_bwd_convert_dq_trait_{F_idx} =
+    ck_tile::TileFmhaBwdConvertQGradTraits<{F_spad}, {F_dpad}, {F_occupancy}>;
+
+using fmha_bwd_convert_dq_pipeline_problem_{F_idx} =
+    ck_tile::BlockFmhaBwdConvertQGradPipelineProblem<
+        typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::AccDataType,
+        typename FmhaBwdTypeConfig<fmha_dtype_{F_idx}>::QGradDataType,
+        /* BlockSize = */ 256,
+        {F_bm0},
+        {F_bn0},
+        {F_hdim},
+        {F_mode},
+        {F_deterministic},
+        fmha_bwd_convert_dq_trait_{F_idx}>;
+
+using fmha_bwd_convert_dq_{F_idx} =
+    typename ck_tile::BlockFmhaBwdConvertQGrad<fmha_bwd_convert_dq_pipeline_problem_{F_idx}>;
+
+using fmha_bwd_convert_dq_kernel_{F_idx} =
+    ck_tile::FmhaBwdConvertQGradKernel<fmha_bwd_convert_dq_{F_idx}>;
+
+using convert_dq_trait_{F_idx} = fmha_bwd_convert_dq_traits_<{F_hdim},
+                                                             {F_dtype},
+                                                             {F_mode},
+                                                             {F_spad},
+                                                             {F_dpad},
+                                                             {F_deterministic}>;
+
+#include <iostream>
+
+template <>
+float fmha_bwd_convert_dq_<convert_dq_trait_{F_idx}>(const ck_tile::stream_config& s, fmha_bwd_args a)
+{{
+    using k_ = fmha_bwd_convert_dq_kernel_{F_idx};
+    if(s.log_level_ > 0)
+        std::cout << ", " << k_::GetName() << std::flush;
+    auto [kargs, grids]                    = fmha_bwd_convert_dq_create_kargs_and_grids<k_>(a);
+    constexpr dim3 blocks                  = k_::BlockSize();
+    constexpr ck_tile::index_t kBlockPerCu = k_::kBlockPerCu;
+    return ck_tile::launch_kernel(
+        s, ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs));
+}}
+
+template <>
+void fmha_bwd_convert_dq_oneshot_<convert_dq_trait_{F_idx}>(const ck_tile::stream_config& s,
+                                                            fmha_bwd_args a)
+{{
+    using k_                               = fmha_bwd_convert_dq_kernel_{F_idx};
+    auto [kargs, grids]                    = fmha_bwd_convert_dq_create_kargs_and_grids<k_>(a);
+    constexpr dim3 blocks                  = k_::BlockSize();
+    constexpr ck_tile::index_t kBlockPerCu = k_::kBlockPerCu;
+    ck_tile::make_kernel<blocks.x, kBlockPerCu>(k_{{}}, grids, blocks, 0, kargs)(
+        ck_tile::stream_config{{s.stream_id_}});
+}}
+
+template <>
+std::string fmha_bwd_convert_dq_get_name_<convert_dq_trait_{F_idx}>()
+{{
+    using k_ = fmha_bwd_convert_dq_kernel_{F_idx};
+    return k_::GetName();
+}}
+"""
+
+@dataclass
+class FmhaBwdConvertQGradKernel:
+    F_idx           : int  # this is not a tunable, but a counter to differentiate symbol
+    F_hdim          : int  # hdim
+    F_dtype         : str  # data type
+    F_bm0           : int  # tile size along q seqlen (block size)
+    F_bn0           : int  # tile size along k seqlen
+    F_spad          : str  # true/false
+    F_dpad          : str  #
+    F_mode          : str  # value from MODE_MAP
+    F_occupancy     : int  #
+    F_deterministic : str  #
+
+    @property
+    def template(self) -> str:
+        return FMHA_BWD_KERNEL_HEADER + \
+            FMHA_BWD_CONVERT_DQ_KERNEL_BODY.format(
+                F_idx           = self.F_idx,
+                F_hdim          = self.F_hdim,
+                F_dtype         = DTYPE_MAP[self.F_dtype],
+                F_bm0           = self.F_bm0,
+                F_bn0           = self.F_bn0,
+                F_spad          = BOOL_MAP[self.F_spad],
+                F_dpad          = BOOL_MAP[self.F_dpad],
+                F_mode          = MODE_MAP[self.F_mode],
+                F_occupancy     = self.F_occupancy,
+                F_deterministic = BOOL_MAP[self.F_deterministic])
+
+    @property
+    def name(self) -> str:
+        def pad_name() -> str:
+            n = ''
+            if self.F_spad == 't': n += 's'
+            if self.F_dpad == 't' : n += 'd'
+            if n != '' : n = 'p' + n
+            return n
+        pn = pad_name()
+        n = f"fmha_bwd_convert_dq_d{self.F_hdim}_{self.F_dtype}_b{self.F_bm0}x{self.F_bn0}_{self.F_mode}_o{self.F_occupancy}"
+        if pn != '' : n += f'_{pn}'
+        if self.F_deterministic == 't' : n += f'_deterministic'
+        return n
+
+    @property
+    def filename(self) -> str:
+        return self.name + ".cpp"
+
+def get_bwd_convert_dq_blobs() -> List[FmhaBwdConvertQGradKernel]:
+    # TODO: we don't support tuning yet, so pick up one value for pad/occupancy
+    #       support this in future
+    def get_occupancy(dtype, hdim):
+        return 2
+
+    gen = list()
+
+    for dtype in DTYPE_MAP.keys():
+        d = get_fmha_bwd_dq_dk_dv_tile_ppl_dict_from_dtype(dtype)
+        if d == None:
+            continue
+        for hdim_str, mode, spad, dpad, deterministic in itertools.product(d.keys(), MODE_MAP.keys(), ["t", "f"], ["t", "f"], ["t", "f"]):
+            hdim = int(hdim_str)
+            tile = d[hdim_str][0]
+            if (mode == "group" and spad == "f"):
+                continue
+            k = FmhaBwdConvertQGradKernel(F_idx=0, F_hdim=hdim, F_dtype=dtype, F_bm0=64, F_bn0=tile.F_bn0,
+                                F_spad=spad, F_dpad=dpad, F_mode=mode, F_occupancy=get_occupancy(dtype, hdim), F_deterministic=deterministic)
+            gen.append(k)
+
+    return gen
+
 def write_single_bwd_dq_dk_dv_kernel(kernel: FmhaBwdDQDKDVKernel, autogen_dir: Path) -> None:
     (autogen_dir / kernel.filename).write_text(kernel.template)
 
 def write_single_bwd_dot_do_o_kernel(kernel: FmhaBwdOGradDotOKernel, autogen_dir: Path) -> None:
     (autogen_dir / kernel.filename).write_text(kernel.template)
 
+def write_single_bwd_convert_dq_kernel(kernel: FmhaBwdConvertQGradKernel, autogen_dir: Path) -> None:
+    (autogen_dir / kernel.filename).write_text(kernel.template)
+
 def write_bwd_api(api_pool : FmhaBwdApiPool, autogen_dir: Path) -> None:
     (autogen_dir / FMHA_BWD_API_FILENAME).write_text(api_pool.api)
 
@@ -597,6 +782,9 @@ def write_blobs(output_dir : Path, kernel_filter : Optional[str], receipt, mask_
     kernels = get_bwd_dot_do_o_blobs()
     for kernel in kernels:
         write_single_bwd_dot_do_o_kernel(kernel, output_dir)
+    kernels = get_bwd_convert_dq_blobs()
+    for kernel in kernels:
+        write_single_bwd_convert_dq_kernel(kernel, output_dir)
     api_pool, kernels = get_bwd_dq_dk_dv_blobs(kernel_filter, receipt, mask_impl)
     for kernel in kernels:
         write_single_bwd_dq_dk_dv_kernel(kernel, output_dir)
@@ -605,6 +793,9 @@ def write_blobs(output_dir : Path, kernel_filter : Optional[str], receipt, mask_
 def list_blobs(file_path : Path, kernel_filter : Optional[str], receipt, mask_impl) -> None:
     with file_path.open('a') as f:
         kernels = get_bwd_dot_do_o_blobs()
+        for kernel in kernels:
+            f.write(str(file_path.parent / GEN_DIR / kernel.filename) + "\n")
+        kernels = get_bwd_convert_dq_blobs()
         for kernel in kernels:
             f.write(str(file_path.parent / GEN_DIR / kernel.filename) + "\n")
         _, kernels = get_bwd_dq_dk_dv_blobs(kernel_filter, receipt, mask_impl)

example/ck_tile/01_fmha/fmha_bwd.cpp

@@ -87,7 +87,11 @@ auto create_args(int argc, char* argv[])
         .insert("drop_offset", "0", "offset for random number generator")
         .insert("timer", "gpu", "gpu:gpu timer, cpu:cpu timer")
         .insert("warmup", "5", "number of iterations before benchmark the kernel")
-        .insert("repeat", "20", "number of iterations to benchmark the kernel");
+        .insert("repeat", "20", "number of iterations to benchmark the kernel")
+        .insert("deterministic",
+                "0",
+                "if set to 1 will use multi-buffer reduction strategy for dq, atomic opeartion "
+                "will not be used");
 
     bool result = arg_parser.parse(argc, argv);
     return std::make_tuple(result, arg_parser);
@@ -128,11 +132,6 @@ bool run(const ck_tile::ArgParser& arg_parser)
     ck_tile::index_t hdim_v = arg_parser.get_int("d_v");
     if(hdim_v < 0)
         hdim_v = hdim_q;
-    if(hdim_q % 2 != 0 || hdim_v % 2 != 0)
-    {
-        std::cerr << "FMHA Bwd kernel currently only supports even headdim" << std::endl;
-        return false;
-    }
 
     bool i_perm = arg_parser.get_bool("iperm"); // if true, will be batch * nhead * seqlen * hdim
     bool o_perm = arg_parser.get_bool("operm"); // if false, will be batch * seqlen * nhead * hdim
@@ -177,9 +176,10 @@ bool run(const ck_tile::ArgParser& arg_parser)
         seed.reset();
     }
 
-    int stream_warmup = arg_parser.get_int("warmup");
-    int stream_repeat = arg_parser.get_int("repeat");
-    bool kname        = arg_parser.get_bool("kname");
+    int stream_warmup  = arg_parser.get_int("warmup");
+    int stream_repeat  = arg_parser.get_int("repeat");
+    bool kname         = arg_parser.get_bool("kname");
+    bool deterministic = arg_parser.get_bool("deterministic");
 
     ck_tile::stream_config stream_config{nullptr,
                                          true,
@@ -265,6 +265,9 @@ bool run(const ck_tile::ArgParser& arg_parser)
         (mode == mode_enum::batch ? seqlen_q : seqstart_q_host.back());
     const ck_tile::index_t shape_seqlen_k =
         (mode == mode_enum::batch ? seqlen_k : seqstart_k_host.back());
+    const ck_tile::index_t kN0 = (hdim_q <= 128) ? 128 : 64;
+    const ck_tile::index_t nsplits =
+        deterministic ? ck_tile::integer_divide_ceil(max_seqlen_k, kN0) : 1;
 
     ck_tile::HostTensor<QDataType> q_host(
         get_lengths(i_perm, shape_batch, nhead, shape_seqlen_q, hdim_q));
@@ -284,9 +287,9 @@ bool run(const ck_tile::ArgParser& arg_parser)
     ck_tile::HostTensor<ODataType> o_host(
         get_lengths(o_perm, shape_batch, nhead, shape_seqlen_q, hdim_v));
     ck_tile::HostTensor<LSEDataType> lse_host(
-        std::array<ck_tile::index_t, 3>{batch, nhead, max_seqlen_q});
+        std::array<ck_tile::index_t, 3>{shape_batch, nhead, shape_seqlen_q});
     ck_tile::HostTensor<DDataType> d_host(
-        std::array<ck_tile::index_t, 3>{batch, nhead, max_seqlen_q});
+        std::array<ck_tile::index_t, 3>{shape_batch, nhead, shape_seqlen_q});
     ck_tile::HostTensor<RandValOutputDataType> randval_host(
         p_drop > 0 ? get_lengths(true, shape_batch, nhead, shape_seqlen_q, max_seqlen_k)
                    : std::array<ck_tile::index_t, 4>{1, 1, 1, 1});
@@ -302,6 +305,10 @@ bool run(const ck_tile::ArgParser& arg_parser)
         use_dbias
             ? get_lengths(i_perm, shape_batch, nhead, shape_seqlen_q, max_seqlen_k)
             : std::array<ck_tile::index_t, 4>{1, 1, 1, 1} /* dummy shape for simplifying code */);
+    ck_tile::HostTensor<AccDataType> dq_acc_host(
+        i_perm
+            ? std::array<ck_tile::index_t, 5>{nsplits, shape_batch, nhead, shape_seqlen_q, hdim_q}
+            : std::array<ck_tile::index_t, 5>{nsplits, shape_batch, shape_seqlen_q, nhead, hdim_q});
 
     if(init_method == 0)
     {
@@ -362,6 +369,7 @@ bool run(const ck_tile::ArgParser& arg_parser)
     ck_tile::DeviceMem seqstart_q(seqstart_q_host.size() * sizeof(int32_t));
     ck_tile::DeviceMem seqstart_k(seqstart_k_host.size() * sizeof(int32_t));
     ck_tile::DeviceMem alibi_slope_buf(alibi_slope_host.get_element_space_size_in_bytes());
+    ck_tile::DeviceMem dq_acc_buf(dq_acc_host.get_element_space_size_in_bytes());
 
     q_buf.ToDevice(q_host.data());
     k_buf.ToDevice(k_host.data());
@@ -387,8 +395,17 @@ bool run(const ck_tile::ArgParser& arg_parser)
     std::cout << "[" << prec << "|" << mode << "|" << io_layout(i_perm, o_perm) << "] b:" << batch
               << ", h:" << nhead << "/" << nhead_k << ", s:" << seqlen_q << "/" << seqlen_k
               << ", d:" << hdim_q << "/" << hdim_v << ", scale:" << scale << ", bias:" << bias
-              << ", dbias:" << use_dbias << ", p_drop:" << p_drop << ", mask:" << mask
-              << std::flush;
+              << ", dbias:" << use_dbias << ", p_drop:" << p_drop << ", s_randval:" << s_randval
+              << ", deterministic:" << deterministic << ", mask:" << mask << std::flush;
+
+    std::size_t workspace_size =
+        dq_acc_host.get_element_space_size_in_bytes() * sizeof(AccDataType) / (1024 * 1024);
+
+    if(deterministic == 1)
+    {
+        std::cout << "\nDeterministic mode ON: " << workspace_size
+                  << " MByte memory workspace allocated" << std::endl;
+    }
 
     auto fmha_traits = fmha_bwd_traits{hdim_q,
                                        hdim_v,
@@ -397,7 +414,9 @@ bool run(const ck_tile::ArgParser& arg_parser)
                                        mask.type,
                                        bias.type,
                                        use_dbias,
-                                       p_drop > 0.0f};
+                                       p_drop > 0.0f,
+                                       s_randval,
+                                       deterministic};
     auto fmha_args   = [&]() {
         assert(nhead % nhead_k == 0);
         /// NOTE: we broadcast bias from [1, 1, seqlen_q, seqlen_k] to [batch, nhead, seqlen_q,
@@ -422,7 +441,7 @@ bool run(const ck_tile::ArgParser& arg_parser)
         const ck_tile::index_t nhead_stride_o       = (o_perm ? shape_seqlen_q * hdim_v : hdim_v);
         const ck_tile::index_t nhead_stride_randval = (shape_seqlen_q * max_seqlen_k);
         const ck_tile::index_t nhead_stride_do      = (o_perm ? shape_seqlen_q * hdim_v : hdim_v);
-        const ck_tile::index_t nhead_stride_lsed    = max_seqlen_q;
+        const ck_tile::index_t nhead_stride_lsed    = shape_seqlen_q;
         const ck_tile::index_t nhead_stride_dbias =
             (i_perm ? shape_seqlen_q * max_seqlen_k : max_seqlen_k);
         // setup batch_stride_* arguments
@@ -433,10 +452,12 @@ bool run(const ck_tile::ArgParser& arg_parser)
         const ck_tile::index_t batch_stride_o       = (nhead * shape_seqlen_q * hdim_v);
         const ck_tile::index_t batch_stride_randval = (nhead * shape_seqlen_q * max_seqlen_k);
         const ck_tile::index_t batch_stride_do      = (nhead * shape_seqlen_q * hdim_v);
-        const ck_tile::index_t batch_stride_lsed    = (nhead * max_seqlen_q);
+        const ck_tile::index_t batch_stride_lsed    = (nhead * shape_seqlen_q);
         const ck_tile::index_t batch_stride_dk      = (nhead * shape_seqlen_k * hdim_q);
         const ck_tile::index_t batch_stride_dv      = (nhead * shape_seqlen_k * hdim_v);
         const ck_tile::index_t batch_stride_dbias   = (nhead * shape_seqlen_q * max_seqlen_k);
+        const ck_tile::index_t split_stride_dq_acc =
+            (shape_batch * nhead * shape_seqlen_q * hdim_q);
 
         return fmha_bwd_args{q_buf.GetDeviceBuffer(),
                              k_buf.GetDeviceBuffer(),
@@ -452,6 +473,7 @@ bool run(const ck_tile::ArgParser& arg_parser)
                              dk_buf.GetDeviceBuffer(),
                              dv_buf.GetDeviceBuffer(),
                              dbias_buf.GetDeviceBuffer(),
+                             dq_acc_buf.GetDeviceBuffer(),
                              seqstart_q.GetDeviceBuffer(),
                              seqstart_k.GetDeviceBuffer(),
                              nullptr,
@@ -473,6 +495,8 @@ bool run(const ck_tile::ArgParser& arg_parser)
                              stride_o,
                              stride_randval,
                              stride_do,
+                             stride_q, // stride_dq_acc
+                             stride_q, // stride_dq
                              stride_dk,
                              stride_dv,
                              stride_dbias,
@@ -484,6 +508,10 @@ bool run(const ck_tile::ArgParser& arg_parser)
                              nhead_stride_randval,
                              nhead_stride_do,
                              nhead_stride_lsed,
+                             nhead_stride_q, // nhead_stride_dq_acc
+                             nhead_stride_q, // nhead_stride_dq
+                             nhead_stride_k, // nhead_stride_dk
+                             nhead_stride_v, // nhead_stride_dv
                              nhead_stride_dbias,
                              batch_stride_q,
                              batch_stride_k,
@@ -493,15 +521,17 @@ bool run(const ck_tile::ArgParser& arg_parser)
                              batch_stride_randval,
                              batch_stride_do,
                              batch_stride_lsed,
+                             batch_stride_q, // batch_stride_dq_acc
+                             batch_stride_q, // batch_stride_dq
                              batch_stride_dk,
                              batch_stride_dv,
                              batch_stride_dbias,
+                             split_stride_dq_acc,
                              mask.left,
                              mask.right,
                              static_cast<ck_tile::index_t>(mask.type),
                              p_drop,
                              p_undrop,
-                             s_randval,
                              {drop_seed, drop_offset}};
     }();
 
@@ -719,7 +749,7 @@ bool run(const ck_tile::ArgParser& arg_parser)
         if(o_perm) o_host_ref.ForEach([&](auto& self, auto idx) { o_host(b, idx[0], idx[1] + query_offset, idx[2]) = self(idx); });
         else       o_host_ref.ForEach([&](auto& self, auto idx) { o_host(b, idx[1] + query_offset, idx[0], idx[2]) = self(idx); });
 
-        lse_host_ref.ForEach([&](auto& self, auto idx) { lse_host(wb, idx[0], idx[1]) = self(idx); });
+        lse_host_ref.ForEach([&](auto& self, auto idx) { lse_host(b, idx[0], idx[1] + query_offset) = self(idx); });
         // clang-format on
 
         q_host_refs.push_back(q_host_ref);
@@ -738,6 +768,7 @@ bool run(const ck_tile::ArgParser& arg_parser)
     lse_buf.ToDevice(lse_host.data());
     dq_buf.SetZero();
     dbias_buf.SetZero();
+    dq_acc_buf.SetZero();
 
     ck_tile::stream_config stream_config_v{
         nullptr, true, 0, 0, 1, arg_parser.get_str("timer") == std::string("gpu")};

example/ck_tile/01_fmha/fmha_bwd.hpp

@@ -77,6 +77,7 @@ struct fmha_bwd_args
     void* dk_ptr;
     void* dv_ptr;
     void* dbias_ptr;
+    void* dq_acc_ptr;
     const void* seqstart_q_ptr;
     const void* seqstart_k_ptr;
     const void* seqlen_k_ptr;
@@ -97,6 +98,8 @@ struct fmha_bwd_args
     ck_tile::index_t stride_o;
     ck_tile::index_t stride_randval;
     ck_tile::index_t stride_do;
+    ck_tile::index_t stride_dq_acc;
+    ck_tile::index_t stride_dq;
     ck_tile::index_t stride_dk;
     ck_tile::index_t stride_dv;
     ck_tile::index_t stride_dbias;
@@ -108,6 +111,10 @@ struct fmha_bwd_args
     ck_tile::index_t nhead_stride_randval;
     ck_tile::index_t nhead_stride_do;
     ck_tile::index_t nhead_stride_lsed;
+    ck_tile::index_t nhead_stride_dq_acc;
+    ck_tile::index_t nhead_stride_dq;
+    ck_tile::index_t nhead_stride_dk;
+    ck_tile::index_t nhead_stride_dv;
     ck_tile::index_t nhead_stride_dbias;
     ck_tile::index_t batch_stride_q;
     ck_tile::index_t batch_stride_k;
@@ -117,15 +124,17 @@ struct fmha_bwd_args
     ck_tile::index_t batch_stride_randval;
     ck_tile::index_t batch_stride_do;
     ck_tile::index_t batch_stride_lsed;
+    ck_tile::index_t batch_stride_dq_acc;
+    ck_tile::index_t batch_stride_dq;
     ck_tile::index_t batch_stride_dk;
     ck_tile::index_t batch_stride_dv;
     ck_tile::index_t batch_stride_dbias;
+    ck_tile::index_t split_stride_dq_acc;
     ck_tile::index_t window_size_left;
     ck_tile::index_t window_size_right;
     ck_tile::index_t mask_type;
     float p_drop;
     float p_undrop;
-    bool s_randval;
     std::tuple<uint64_t, uint64_t> drop_seed_offset;
 };
 
@@ -145,10 +154,10 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.do_ptr,
                                                   args.d_ptr,
                                                   args.rand_val_ptr,
-                                                  args.dq_ptr,
                                                   args.dk_ptr,
                                                   args.dv_ptr,
                                                   args.dbias_ptr,
+                                                  args.dq_acc_ptr,
                                                   args.seqstart_q_ptr,
                                                   args.seqstart_k_ptr,
                                                   args.seqlen_k_ptr,
@@ -163,6 +172,7 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.stride_bias,
                                                   args.stride_randval,
                                                   args.stride_do,
+                                                  args.stride_dq_acc,
                                                   args.stride_dk,
                                                   args.stride_dv,
                                                   args.stride_dbias,
@@ -173,13 +183,15 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.nhead_stride_randval,
                                                   args.nhead_stride_do,
                                                   args.nhead_stride_lsed,
+                                                  args.nhead_stride_dq_acc,
+                                                  args.nhead_stride_dk,
+                                                  args.nhead_stride_dv,
                                                   args.nhead_stride_dbias,
-                                                  args.batch_stride_lsed,
+                                                  args.split_stride_dq_acc,
                                                   args.window_size_left,
                                                   args.window_size_right,
                                                   args.mask_type,
                                                   args.p_drop,
-                                                  args.s_randval,
                                                   args.drop_seed_offset);
         }
         else
@@ -192,10 +204,10 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.do_ptr,
                                                   args.d_ptr,
                                                   args.rand_val_ptr,
-                                                  args.dq_ptr,
                                                   args.dk_ptr,
                                                   args.dv_ptr,
                                                   args.dbias_ptr,
+                                                  args.dq_acc_ptr,
                                                   args.seqlen_q,
                                                   args.seqlen_k,
                                                   args.hdim_q,
@@ -209,6 +221,7 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.stride_bias,
                                                   args.stride_randval,
                                                   args.stride_do,
+                                                  args.stride_dq_acc,
                                                   args.stride_dk,
                                                   args.stride_dv,
                                                   args.stride_dbias,
@@ -219,6 +232,9 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.nhead_stride_randval,
                                                   args.nhead_stride_do,
                                                   args.nhead_stride_lsed,
+                                                  args.nhead_stride_dq_acc,
+                                                  args.nhead_stride_dk,
+                                                  args.nhead_stride_dv,
                                                   args.nhead_stride_dbias,
                                                   args.batch_stride_q,
                                                   args.batch_stride_k,
@@ -227,14 +243,15 @@ auto fmha_bwd_dq_dk_dv_create_kargs_and_grids(fmha_bwd_args args)
                                                   args.batch_stride_randval,
                                                   args.batch_stride_do,
                                                   args.batch_stride_lsed,
+                                                  args.batch_stride_dq_acc,
                                                   args.batch_stride_dk,
                                                   args.batch_stride_dv,
                                                   args.batch_stride_dbias,
+                                                  args.split_stride_dq_acc,
                                                   args.window_size_left,
                                                   args.window_size_right,
                                                   args.mask_type,
                                                   args.p_drop,
-                                                  args.s_randval,
                                                   args.drop_seed_offset);
         }
     }();
@@ -260,8 +277,7 @@ auto fmha_bwd_dot_do_o_create_kargs_and_grids(fmha_bwd_args args)
                                                      args.stride_o,
                                                      args.nhead_stride_do,
                                                      args.nhead_stride_o,
-                                                     args.nhead_stride_lsed,
-                                                     args.batch_stride_lsed);
+                                                     args.nhead_stride_lsed);
         }
         else
         { // create batch mode kernel arguments
@@ -286,19 +302,59 @@ auto fmha_bwd_dot_do_o_create_kargs_and_grids(fmha_bwd_args args)
     return ck_tile::make_tuple(kargs, grids);
 }
 
+template <typename FmhaBwdConvertQGradKernel>
+auto fmha_bwd_convert_dq_create_kargs_and_grids(fmha_bwd_args args)
+{
+    auto kargs = [&] {
+        // create group mode kernel arguments
+        if constexpr(FmhaBwdConvertQGradKernel::kIsGroupMode)
+        {
+            return FmhaBwdConvertQGradKernel::MakeKargs(args.dq_acc_ptr,
+                                                        args.dq_ptr,
+                                                        args.seqstart_q_ptr,
+                                                        args.seqstart_k_ptr,
+                                                        args.hdim_q,
+                                                        args.stride_dq,
+                                                        args.stride_dq_acc,
+                                                        args.nhead_stride_dq,
+                                                        args.nhead_stride_dq_acc,
+                                                        args.split_stride_dq_acc);
+        }
+        else
+        { // create batch mode kernel arguments
+            return FmhaBwdConvertQGradKernel::MakeKargs(args.dq_acc_ptr,
+                                                        args.dq_ptr,
+                                                        args.seqlen_q,
+                                                        args.seqlen_k,
+                                                        args.hdim_q,
+                                                        args.stride_dq,
+                                                        args.stride_dq_acc,
+                                                        args.nhead_stride_dq,
+                                                        args.nhead_stride_dq_acc,
+                                                        args.batch_stride_dq,
+                                                        args.batch_stride_dq_acc,
+                                                        args.split_stride_dq_acc);
+        }
+    }();
+
+    dim3 grids = FmhaBwdConvertQGradKernel::GridSize(args.batch, args.nhead_q, args.max_seqlen_q);
+    return ck_tile::make_tuple(kargs, grids);
+}
+
 // this is used to pattern-match internl kernel implementation, not to instantiate kernel
 template <ck_tile::index_t HDim_,
           typename DataType_,
           bool kIsGroupMode_,
           ck_tile::BlockFmhaBwdPipelineEnum FmhaBwdPipelineEnum_,
           typename FmhaMask_,
+          typename FmhaDropout_,
           ck_tile::BlockAttentionBiasEnum BiasEnum_,
           bool kHasBiasGrad_,
-          bool kHasDropout_,
           bool kPadS_,
           bool kPadSK_,
           bool kPadD_,
-          bool kPadDv_>
+          bool kPadDv_,
+          bool kIsDeterministic_>
 struct fmha_bwd_dq_dk_dv_traits_
 {
     static constexpr ck_tile::index_t HDim    = HDim_;
@@ -306,13 +362,14 @@ struct fmha_bwd_dq_dk_dv_traits_
     static constexpr bool kIsGroupMode        = kIsGroupMode_;
     static constexpr auto FmhaBwdPipelineEnum = FmhaBwdPipelineEnum_;
     using FmhaMask                            = ck_tile::remove_cvref_t<FmhaMask_>;
+    using FmhaDropout                         = ck_tile::remove_cvref_t<FmhaDropout_>;
     static constexpr auto BiasEnum            = BiasEnum_;
     static constexpr bool kHasBiasGrad        = kHasBiasGrad_;
-    static constexpr bool kHasDropout         = kHasDropout_;
     static constexpr bool kPadS               = kPadS_;
     static constexpr bool kPadSK              = kPadSK_;
     static constexpr bool kPadD               = kPadD_;
     static constexpr bool kPadDv              = kPadDv_;
+    static constexpr bool kIsDeterministic    = kIsDeterministic_;
 };
 
 template <typename Traits_>
@@ -343,6 +400,31 @@ void fmha_bwd_dot_do_o_oneshot_(const ck_tile::stream_config&, fmha_bwd_args);
 template <typename Traits_>
 std::string fmha_bwd_dot_do_o_get_name_();
 
+template <ck_tile::index_t HDim_,
+          typename DataType_,
+          bool kIsGroupMode_,
+          bool kPadS_,
+          bool kPadD_,
+          bool kIsDeterministic_>
+struct fmha_bwd_convert_dq_traits_
+{
+    static constexpr ck_tile::index_t HDim = HDim_;
+    using DataType                         = ck_tile::remove_cvref_t<DataType_>;
+    static constexpr bool kIsGroupMode     = kIsGroupMode_;
+    static constexpr bool kPadS            = kPadS_;
+    static constexpr bool kPadD            = kPadD_;
+    static constexpr bool kIsDeterministic = kIsDeterministic_;
+};
+
+template <typename Traits_>
+float fmha_bwd_convert_dq_(const ck_tile::stream_config&, fmha_bwd_args);
+
+template <typename Traits_>
+void fmha_bwd_convert_dq_oneshot_(const ck_tile::stream_config&, fmha_bwd_args);
+
+template <typename Traits_>
+std::string fmha_bwd_convert_dq_get_name_();
+
 // This is the public API, will be generated by script
 struct fmha_bwd_traits
 {
@@ -354,6 +436,8 @@ struct fmha_bwd_traits
     bias_enum bias_type; // 0:no bias, 1:elementwise bias, 2:alibi. sync with BlockAttentionBiasEnum
     bool has_dbias;
     bool has_dropout;
+    bool is_store_randval;
+    bool is_deterministic;
     // TODO: padding check is inside this api
 };
 float fmha_bwd(fmha_bwd_traits, fmha_bwd_args, const ck_tile::stream_config&);

example/ck_tile/01_fmha/fmha_fwd.cpp

@@ -479,16 +479,18 @@ bool run(const ck_tile::ArgParser& arg_parser)
             : std::array<ck_tile::index_t, 2>{1, 1});
 
     ck_tile::HostTensor<LSEDataType> lse_acc_host(
-        1 < num_splits ? std::array<ck_tile::index_t, 4>{num_splits, batch, nhead, max_seqlen_q}
-                       : std::array<ck_tile::index_t, 4>{1, 1, 1, 1});
+        1 < num_splits
+            ? std::array<ck_tile::index_t, 4>{num_splits, shape_batch, nhead, shape_seqlen_q}
+            : std::array<ck_tile::index_t, 4>{1, 1, 1, 1});
     ck_tile::HostTensor<OaccDataType> o_acc_host(
         1 < num_splits
             ? std::array<ck_tile::index_t, 5>{num_splits, batch, nhead, max_seqlen_q, hdim_v}
             : std::array<ck_tile::index_t, 5>{1, 1, 1, 1, 1});
 
-    // self define lse data layout as [batch, nhead, max_seqlen_q]
+    // batch mode of lse data layout is [batch, nhead, seqlen_q]
+    // group mode of lse data layout is [nhead, total_seqlen_q]
     ck_tile::HostTensor<LSEDataType> lse_host(
-        lse ? std::array<ck_tile::index_t, 3>{batch, nhead, max_seqlen_q}
+        lse ? std::array<ck_tile::index_t, 3>{shape_batch, nhead, shape_seqlen_q}
             : std::array<ck_tile::index_t, 3>{1, 1, 1} /* dummy shape for simplifying code */);
 
     ck_tile::HostTensor<ODataType> o_host(
@@ -669,8 +671,8 @@ bool run(const ck_tile::ArgParser& arg_parser)
         const ck_tile::index_t nhead_stride_bias =
             (i_perm ? 0 * shape_seqlen_q * shape_seqlen_k : 0 * shape_seqlen_k);
         const ck_tile::index_t nhead_stride_randval = (shape_seqlen_q * max_seqlen_k);
-        const ck_tile::index_t nhead_stride_lse     = max_seqlen_q;
-        const ck_tile::index_t nhead_stride_lse_acc = max_seqlen_q;
+        const ck_tile::index_t nhead_stride_lse     = shape_seqlen_q;
+        const ck_tile::index_t nhead_stride_lse_acc = shape_seqlen_q;
         const ck_tile::index_t nhead_stride_o_acc   = (max_seqlen_q * hdim_v);
         const ck_tile::index_t nhead_stride_o       = (o_perm ? shape_seqlen_q * hdim_v : hdim_v);
         // setup batch_stride_* arguments
@@ -679,12 +681,12 @@ bool run(const ck_tile::ArgParser& arg_parser)
         const ck_tile::index_t batch_stride_v       = (nhead_k * hdim_v * shape_seqlen_k);
         const ck_tile::index_t batch_stride_bias    = (0 * nhead * shape_seqlen_q * shape_seqlen_k);
         const ck_tile::index_t batch_stride_randval = (nhead * shape_seqlen_q * max_seqlen_k);
-        const ck_tile::index_t batch_stride_lse     = (nhead * max_seqlen_q);
-        const ck_tile::index_t batch_stride_lse_acc = (nhead * max_seqlen_q);
+        const ck_tile::index_t batch_stride_lse     = (nhead * shape_seqlen_q);
+        const ck_tile::index_t batch_stride_lse_acc = (nhead * shape_seqlen_q);
         const ck_tile::index_t batch_stride_o_acc   = (nhead * max_seqlen_q * hdim_v);
         const ck_tile::index_t batch_stride_o       = (nhead * shape_seqlen_q * hdim_v);
         // setup split_stride_* arguments (only used in split-kv kernel)
-        const ck_tile::index_t split_stride_lse_acc = (batch * nhead * max_seqlen_q);
+        const ck_tile::index_t split_stride_lse_acc = (shape_batch * nhead * shape_seqlen_q);
         const ck_tile::index_t split_stride_o_acc   = (batch * nhead * max_seqlen_q * hdim_v);
 
         return fmha_fwd_args{q_buf.GetDeviceBuffer(),
@@ -996,8 +998,9 @@ bool run(const ck_tile::ArgParser& arg_parser)
         if(lse)
         {
             ck_tile::HostTensor<SMPLComputeDataType> lse_host_result({nhead, real_seqlen_q});
-            lse_host_result.ForEach(
-                [&](auto& self, auto idx) { self(idx) = lse_host(wb, idx[0], idx[1]); });
+            lse_host_result.ForEach([&](auto& self, auto idx) {
+                self(idx) = lse_host(b, idx[0], idx[1] + query_offset);
+            });
 
             cur_pass = ck_tile::check_err(lse_host_result,
                                           lse_host_ref,

example/ck_tile/01_fmha/fmha_fwd.hpp

@@ -185,7 +185,6 @@ auto fmha_fwd_create_kargs_and_grids(fmha_fwd_args args)
                                          args.nhead_stride_randval,
                                          args.nhead_stride_lse,
                                          args.nhead_stride_o,
-                                         args.batch_stride_lse,
                                          args.window_size_left,
                                          args.window_size_right,
                                          args.mask_type,
@@ -284,7 +283,6 @@ auto fmha_fwd_splitkv_create_kargs_and_grids(fmha_fwd_args args)
                                      args.nhead_stride_randval,
                                      args.nhead_stride_lse_acc,
                                      args.nhead_stride_o_acc,
-                                     args.batch_stride_lse_acc,
                                      args.batch_stride_o_acc,
                                      args.split_stride_lse_acc,
                                      args.split_stride_o_acc,
@@ -376,9 +374,7 @@ auto fmha_fwd_splitkv_combine_create_kargs_and_grids(fmha_fwd_args args)
                                      args.nhead_stride_o_acc,
                                      args.nhead_stride_lse,
                                      args.nhead_stride_o,
-                                     args.batch_stride_lse_acc,
                                      args.batch_stride_o_acc,
-                                     args.batch_stride_lse,
                                      args.split_stride_lse_acc,
                                      args.split_stride_o_acc);
         }

example/ck_tile/01_fmha/script/smoke_test_bwd.sh

@@ -11,18 +11,19 @@ COMMON_ARGS='-v=1'
 set -x
 for prec in "fp16" "bf16" ; do
 for perm in 0 1 ; do
-for hdim in 32 64 128 ; do
+for hdim in 32 64 128 256 ; do
 for mode in 0 1 ; do
-for bias in "n" "e" "a"; do
-for dbias in 0 1 ; do
-for p_drop in 0.0 0.2; do
+for bias in "n" "a" ; do
+for dbias in 0 ; do
+for p_drop in 0.0 0.2 ; do
+for deterministic in 0 ; do
 
-$EXE -prec=$prec -b=1 -h=4 -h_k=2 -d=$hdim -s=259 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=2 -h=2 -d=$hdim -s=516 -s_k=253 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=1 -h=4 -h_k=1 -d=$hdim -s=500 -s_k=251 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=1 -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=1 -h=2 -d=$hdim -s=900 -s_k=258 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=2 -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=2 -h=1 -d=$hdim -s=987 -s_k=219 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=t:128,30 -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
-$EXE -prec=$prec -b=2 -h=3 -h_k=1 -d=$hdim -s=244 -s_k=499 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=b:4,35 -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
+$EXE -prec=$prec -b=1 -h=4 -h_k=2 -d=$hdim -s=259 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
+$EXE -prec=$prec -b=2 -h=2 -d=$hdim -s=516 -s_k=253 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
+$EXE -prec=$prec -b=1 -h=4 -h_k=1 -d=$hdim -s=500 -s_k=251 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=1 -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
+$EXE -prec=$prec -b=1 -h=2 -d=$hdim -s=900 -s_k=258 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=2 -v=1 -deterministic=$deterministic -mode=$mode -kname=$KNAME $COMMON_ARGS
+$EXE -prec=$prec -b=2 -h=1 -d=$hdim -s=987 -s_k=219 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=t:128,30 -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
+$EXE -prec=$prec -b=2 -h=3 -h_k=1 -d=$hdim -s=244 -s_k=499 -bias=$bias -dbias=$dbias -p_drop=$p_drop -iperm=$perm -operm=$perm -mask=b:4,35 -deterministic=$deterministic -v=1 -mode=$mode -kname=$KNAME $COMMON_ARGS
 
 done
 done
@@ -31,4 +32,5 @@ done
 done
 done
 done
+done
 set +x

include/ck/ck.hpp

 // SPDX-License-Identifier: MIT
-// Copyright (c) 2018-2023, Advanced Micro Devices, Inc. All rights reserved.
+// Copyright (c) 2018-2024, Advanced Micro Devices, Inc. All rights reserved.
 
 #pragma once
 
@@ -153,8 +153,8 @@ CK_DECLARE_ENV_VAR_BOOL(CK_LOGGING)
 // LDS direct loads using inline assembly
 #define CK_USE_AMD_LDS_DIRECT_LOAD_INLINE_ASM 0
 
-// set stochastic rounding as default for f8 conversions
-#define CK_USE_SR_F8_CONVERSION 1
+// set rounding to nearest even as default for f8 conversions
+#define CK_USE_SR_F8_CONVERSION 0
 
 // block synchronization only s_wait lgkmcnt(0), not vmcnt(0)
 #define CK_EXPERIMENTAL_BLOCK_SYNC_LDS_WITHOUT_SYNC_VMEM 1