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