/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ /*! * Copyright (c) 2017 by Contributors * \file Use external cudnn utils function */ #ifndef TVM_CONTRIB_CUDNN_CUDNN_UTILS_H_ #define TVM_CONTRIB_CUDNN_CUDNN_UTILS_H_ #include <dmlc/logging.h> #include <cudnn.h> #include <tvm/runtime/device_api.h> #include "../../runtime/cuda/cuda_common.h" namespace tvm { namespace contrib { #define CUDNN_CALL(func) \ { \ cudnnStatus_t e = (func); \ CHECK_EQ(e, CUDNN_STATUS_SUCCESS) << "cuDNN: " << cudnnGetErrorString(e); \ } /*! breif Convert DLTensor type to CuDNN type */ struct CuDNNDataType { static cudnnDataType_t DLTypeToCuDNNType(const DLDataType &dtype); template<int v> static const void* GetConst(cudnnDataType_t type); }; // struct CuDNNDataType inline void GetStride(int nbdim, const int *dims, int *strides) { int mul = 1; for (int i = nbdim - 1; i >=0; --i) { mul *= dims[i]; strides[i] = mul; } } struct ConvEntry { cudnnConvolutionDescriptor_t conv_desc; cudnnConvolutionMode_t mode; cudnnFilterDescriptor_t filter_desc; cudnnDataType_t data_type; cudnnTensorFormat_t tensor_format; cudnnTensorDescriptor_t input_desc; cudnnTensorDescriptor_t output_desc; cudnnConvolutionFwdAlgo_t fwd_algo; // cudnnMathType_t math_type; TVMContext ctx; runtime::DeviceAPI *cuda_api; void *workspace{nullptr}; size_t workspace_size{0}; int group_count {0}; ConvEntry(); ~ConvEntry(); void UpdateWorkspace(const size_t wsize); void CleanWorkspace(); }; // ConvThreadEntry struct CuDNNThreadEntry { CuDNNThreadEntry(); ~CuDNNThreadEntry(); cudnnHandle_t handle{nullptr}; ConvEntry conv_entry; runtime::DeviceAPI *cuda_api{nullptr}; static CuDNNThreadEntry* ThreadLocal(); }; // CuDNNThreadEntry } // namespace contrib } // namespace tvm #endif // TVM_CONTRIB_CUDNN_CUDNN_UTILS_H_