1 #ifndef __CUSPARSEMATIMPL 2 #define __CUSPARSEMATIMPL 3 4 #include <../src/vec/vec/impls/seq/seqcusp/cuspvecimpl.h> 5 6 #include <cusparse_v2.h> 7 8 /* New Way */ 9 #include "tx_sparse_interface.h" 10 11 #include <algorithm> 12 #include <vector> 13 #include <string> 14 #include <thrust/sort.h> 15 #include <thrust/fill.h> 16 17 // Single instance of the cusparse handle for the class. 18 cusparseHandle_t MAT_cusparseHandle=0; 19 20 struct Mat_SeqAIJCUSPARSETriFactors { 21 GPU_Matrix_Ifc* loTriFactorPtr; /* pointer for lower triangular (factored matrix) on GPU */ 22 GPU_Matrix_Ifc* upTriFactorPtr; /* pointer for upper triangular (factored matrix) on GPU */ 23 CUSPARRAY* tempvec; 24 GPUStorageFormat format; /* the storage format for the matrix on the device */ 25 }; 26 27 struct Mat_SeqAIJCUSPARSE { 28 GPU_Matrix_Ifc* mat; /* pointer to the matrix on the GPU */ 29 CUSPARRAY* tempvec; /*pointer to a workvector to which we can copy the relevant indices of a vector we want to multiply */ 30 PetscInt nonzerorow; /* number of nonzero rows ... used in the flop calculations */ 31 GPUStorageFormat format; /* the storage format for the matrix on the device */ 32 }; 33 34 extern PetscErrorCode MatCUSPARSECopyToGPU(Mat); 35 //extern PetscErrorCode MatGetFactor_seqaij_cusparse(Mat,MatFactorType,Mat*); 36 //extern PetscErrorCode MatFactorGetSolverPackage_seqaij_cusparse(Mat,const MatSolverPackage *); 37 //extern PetscErrorCode MatCUSPARSECopyFromGPU(Mat, CUSPMATRIX *); 38 #endif 39