microsoft/onnxruntime-extensions
Publicmirrored from https://github.com/microsoft/onnxruntime-extensionsAvailable
include/custom_op/kernel_context.h
37lines · modecode
| 1 | #pragma once |
| 2 | #include <optional> |
| 3 | #include <numeric> |
| 4 | #include <type_traits> |
| 5 | #include "onnxruntime_c_api.h" |
| 6 | |
| 7 | namespace Ort { |
| 8 | namespace Custom { |
| 9 | |
| 10 | // this is for the ORT custom op template magic |
| 11 | struct Arg { |
| 12 | virtual ~Arg() = default; |
| 13 | }; |
| 14 | |
| 15 | class KernelContext : public Arg{ |
| 16 | public: |
| 17 | virtual void* AllocScratchBuffer(size_t size) = 0; |
| 18 | virtual void FreeScratchBuffer(void* p) = 0; |
| 19 | // TODO: threadpool? |
| 20 | }; |
| 21 | |
| 22 | #ifdef USE_CUDA |
| 23 | class CUDAKernelContext : public KernelContext { |
| 24 | public: |
| 25 | virtual void* AllocCudaScratchBuffer(size_t size) = 0; |
| 26 | virtual void FreeCudaScratchBuffer(void* p) = 0; |
| 27 | virtual void* GetCudaStream() const = 0; |
| 28 | virtual void* GetCublasHandle() const = 0; |
| 29 | virtual int GetCudaDeviceId() const = 0; |
| 30 | virtual void* GetScratchBufferUnderMultiStream(const OrtMemoryInfo* , size_t ) { return nullptr; } |
| 31 | }; |
| 32 | #endif |
| 33 | |
| 34 | // TODO: helper func to create context from global ORT env. |
| 35 | |
| 36 | } |
| 37 | } |
| 38 | |