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331 lines
9.2 KiB
C
331 lines
9.2 KiB
C
/*
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* Copyright 2019 NVIDIA Corporation. All rights reserved.
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*
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* NOTICE TO LICENSEE:
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*
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* This source code and/or documentation ("Licensed Deliverables") are
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* subject to NVIDIA intellectual property rights under U.S. and
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* international Copyright laws.
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*
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* These Licensed Deliverables contained herein is PROPRIETARY and
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* CONFIDENTIAL to NVIDIA and is being provided under the terms and
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* conditions of a form of NVIDIA software license agreement by and
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* between NVIDIA and Licensee ("License Agreement") or electronically
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* accepted by Licensee. Notwithstanding any terms or conditions to
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* the contrary in the License Agreement, reproduction or disclosure
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* of the Licensed Deliverables to any third party without the express
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* written consent of NVIDIA is prohibited.
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*
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* NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
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* LICENSE AGREEMENT, NVIDIA MAKES NO REPRESENTATION ABOUT THE
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* SUITABILITY OF THESE LICENSED DELIVERABLES FOR ANY PURPOSE. IT IS
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* PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.
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* NVIDIA DISCLAIMS ALL WARRANTIES WITH REGARD TO THESE LICENSED
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* DELIVERABLES, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY,
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* NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
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* NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE
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* LICENSE AGREEMENT, IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY
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* SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THESE LICENSED DELIVERABLES.
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*
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* U.S. Government End Users. These Licensed Deliverables are a
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* "commercial item" as that term is defined at 48 C.F.R. 2.101 (OCT
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* 1995), consisting of "commercial computer software" and "commercial
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* computer software documentation" as such terms are used in 48
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* C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Government
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* only as a commercial end item. Consistent with 48 C.F.R.12.212 and
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* 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), all
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* U.S. Government End Users acquire the Licensed Deliverables with
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* only those rights set forth herein.
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*
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* Any use of the Licensed Deliverables in individual and commercial
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* software must include, in the user documentation and internal
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* comments to the code, the above Disclaimer and U.S. Government End
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* Users Notice.
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*/
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#if !defined(CUSOLVERMG_H_)
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#define CUSOLVERMG_H_
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#include <stdint.h>
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#include "cusolverDn.h"
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#if defined(__cplusplus)
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extern "C" {
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#endif /* __cplusplus */
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struct cusolverMgContext;
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typedef struct cusolverMgContext *cusolverMgHandle_t;
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/**
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* \beief This enum decides how 1D device Ids (or process ranks) get mapped to a 2D grid.
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*/
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typedef enum {
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CUDALIBMG_GRID_MAPPING_ROW_MAJOR = 1,
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CUDALIBMG_GRID_MAPPING_COL_MAJOR = 0
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} cusolverMgGridMapping_t;
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/** \brief Opaque structure of the distributed grid */
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typedef void * cudaLibMgGrid_t;
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/** \brief Opaque structure of the distributed matrix descriptor */
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typedef void * cudaLibMgMatrixDesc_t;
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cusolverStatus_t CUSOLVERAPI cusolverMgCreate(
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cusolverMgHandle_t *handle);
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cusolverStatus_t CUSOLVERAPI cusolverMgDestroy(
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cusolverMgHandle_t handle);
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cusolverStatus_t CUSOLVERAPI cusolverMgDeviceSelect(
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cusolverMgHandle_t handle,
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int nbDevices,
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int deviceId[]);
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/**
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* \brief Allocates resources related to the shared memory device grid.
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* \param[out] grid the opaque data strcuture that holds the grid
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* \param[in] numRowDevices number of devices in the row
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* \param[in] numColDevices number of devices in the column
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* \param[in] deviceId This array of size height * width stores the
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* device-ids of the 2D grid; each entry must correspond to a valid gpu or to -1 (denoting CPU).
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* \param[in] mapping whether the 2D grid is in row/column major
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* \returns the status code
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*/
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cusolverStatus_t CUSOLVERAPI cusolverMgCreateDeviceGrid(
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cudaLibMgGrid_t* grid,
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int32_t numRowDevices,
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int32_t numColDevices,
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const int32_t deviceId[],
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cusolverMgGridMapping_t mapping);
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/**
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* \brief Releases the allocated resources related to the distributed grid.
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* \param[in] grid the opaque data strcuture that holds the distributed grid
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* \returns the status code
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*/
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cusolverStatus_t CUSOLVERAPI cusolverMgDestroyGrid(
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cudaLibMgGrid_t grid);
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/**
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* \brief Allocates resources related to the distributed matrix descriptor.
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* \param[out] desc the opaque data strcuture that holds the descriptor
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* \param[in] numRows number of total rows
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* \param[in] numCols number of total columns
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* \param[in] rowBlockSize row block size
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* \param[in] colBlockSize column block size
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* \param[in] dataType the data type of each element in cudaDataType
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* \param[in] grid the opaque data structure of the distributed grid
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* \returns the status code
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*/
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cusolverStatus_t CUSOLVERAPI cusolverMgCreateMatrixDesc(
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cudaLibMgMatrixDesc_t * desc,
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int64_t numRows,
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int64_t numCols,
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int64_t rowBlockSize,
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int64_t colBlockSize,
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cudaDataType dataType,
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const cudaLibMgGrid_t grid);
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/**
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* \brief Releases the allocated resources related to the distributed matrix descriptor.
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* \param[in] desc the opaque data strcuture that holds the descriptor
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* \returns the status code
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*/
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cusolverStatus_t CUSOLVERAPI cusolverMgDestroyMatrixDesc(
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cudaLibMgMatrixDesc_t desc);
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cusolverStatus_t CUSOLVERAPI cusolverMgSyevd_bufferSize(
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cusolverMgHandle_t handle,
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cusolverEigMode_t jobz,
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cublasFillMode_t uplo,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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void *W,
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cudaDataType dataTypeW,
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cudaDataType computeType,
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int64_t *lwork);
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cusolverStatus_t CUSOLVERAPI cusolverMgSyevd(
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cusolverMgHandle_t handle,
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cusolverEigMode_t jobz,
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cublasFillMode_t uplo,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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void *W,
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cudaDataType dataTypeW,
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cudaDataType computeType,
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void *array_d_work[],
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int64_t lwork,
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int *info );
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cusolverStatus_t CUSOLVERAPI cusolverMgGetrf_bufferSize(
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cusolverMgHandle_t handle,
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int M,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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int *array_d_IPIV[],
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cudaDataType computeType,
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int64_t *lwork);
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cusolverStatus_t CUSOLVERAPI cusolverMgGetrf(
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cusolverMgHandle_t handle,
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int M,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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int *array_d_IPIV[],
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cudaDataType computeType,
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void *array_d_work[],
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int64_t lwork,
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int *info );
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cusolverStatus_t CUSOLVERAPI cusolverMgGetrs_bufferSize(
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cusolverMgHandle_t handle,
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cublasOperation_t TRANS,
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int N,
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int NRHS,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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int *array_d_IPIV[],
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void *array_d_B[],
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int IB,
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int JB,
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cudaLibMgMatrixDesc_t descrB,
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cudaDataType computeType,
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int64_t *lwork);
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cusolverStatus_t CUSOLVERAPI cusolverMgGetrs(
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cusolverMgHandle_t handle,
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cublasOperation_t TRANS,
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int N,
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int NRHS,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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int *array_d_IPIV[],
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void *array_d_B[],
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int IB,
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int JB,
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cudaLibMgMatrixDesc_t descrB,
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cudaDataType computeType,
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void *array_d_work[],
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int64_t lwork,
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int *info );
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cusolverStatus_t CUSOLVERAPI cusolverMgPotrf_bufferSize(
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cusolverMgHandle_t handle,
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cublasFillMode_t uplo,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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cudaDataType computeType,
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int64_t *lwork);
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cusolverStatus_t CUSOLVERAPI cusolverMgPotrf(
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cusolverMgHandle_t handle,
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cublasFillMode_t uplo,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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cudaDataType computeType,
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void *array_d_work[],
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int64_t lwork,
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int *h_info);
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cusolverStatus_t CUSOLVERAPI cusolverMgPotrs_bufferSize(
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cusolverMgHandle_t handle,
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cublasFillMode_t uplo,
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int n,
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int nrhs,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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void *array_d_B[],
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int IB,
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int JB,
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cudaLibMgMatrixDesc_t descrB,
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cudaDataType computeType,
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int64_t *lwork );
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cusolverStatus_t CUSOLVERAPI cusolverMgPotrs(
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cusolverMgHandle_t handle,
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cublasFillMode_t uplo,
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int n,
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int nrhs,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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void *array_d_B[],
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int IB,
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int JB,
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cudaLibMgMatrixDesc_t descrB,
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cudaDataType computeType,
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void *array_d_work[],
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int64_t lwork,
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int *h_info);
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cusolverStatus_t CUSOLVERAPI cusolverMgPotri_bufferSize(
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cusolverMgHandle_t handle,
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cublasFillMode_t uplo,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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cudaDataType computeType,
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int64_t *lwork);
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cusolverStatus_t CUSOLVERAPI cusolverMgPotri(
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cusolverMgHandle_t handle,
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cublasFillMode_t uplo,
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int N,
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void *array_d_A[],
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int IA,
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int JA,
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cudaLibMgMatrixDesc_t descrA,
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cudaDataType computeType,
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void *array_d_work[],
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int64_t lwork,
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int *h_info);
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#if defined(__cplusplus)
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}
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#endif /* __cplusplus */
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#endif // CUSOLVERMG_H_
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