pub unsafe extern "C" fn cusparseConstBlockedEllGet(
spMatDescr: cusparseConstSpMatDescr_t,
rows: *mut i64,
cols: *mut i64,
ellBlockSize: *mut i64,
ellCols: *mut i64,
ellColInd: *mut *const c_void,
ellValue: *mut *const c_void,
ellIdxType: *mut cusparseIndexType_t,
idxBase: *mut cusparseIndexBase_t,
valueType: *mut cudaDataType,
) -> cusparseStatus_t