pub unsafe extern "C" fn cusparseSpSV_bufferSize(
handle: cusparseHandle_t,
opA: cusparseOperation_t,
alpha: *const c_void,
matA: cusparseConstSpMatDescr_t,
vecX: cusparseConstDnVecDescr_t,
vecY: cusparseDnVecDescr_t,
computeType: cudaDataType,
alg: cusparseSpSVAlg_t,
spsvDescr: cusparseSpSVDescr_t,
bufferSize: *mut size_t,
) -> cusparseStatus_t