code: public static int cusparseSdense2hyb(
          cusparseHandle handle, 
          int m, 
          int n, 
          cusparseMatDescr descrA, 
          Pointer A, 
          int lda, 
          Pointer nnzPerRow, 
          cusparseHybMat hybA, 
          int userEllWidth, 
          int partitionType)
      {
          return checkResult(cusparseSdense2hybNative(handle, m, n, descrA, A, lda, nnzPerRow, hybA, userEllWidth, partitionType));
      }
docs: Description: This routine converts a dense matrix to a sparse matrix
  in HYB storage format.