Pagination Codeigniter

 public function index($offset = 0) {
        $this->data['title'] = 'Data Customer';

        $perpage = $this->config->item('limit_data');
        $pagination = array(
            'base_url' => base_url("controller/index/"),
            'total_rows' => sizeof($this->db->query("SELECT * FROM .... ")->result()),
            'per_page' => $perpage,
            'num_links' => 3,
            'uri_segment' => 3
        );
        $this->data['offset'] = $offset;
        $this->data['lists'] = $this->db->query("SELECT * FROM .... LIMIT $perpage , $offset")->result();
        $this->data['pagination'] = $this->paging($pagination);
$this->load->view("view",$this->data);
    }

function paging($param = array()) {
        //$config['anchor_class'] = 'class="my_pagination"';
        $config['base_url'] = $param['base_url'];
        $config['total_rows'] = $param['total_rows'];
        $config['per_page'] = $param['per_page'];
        $config['num_links'] = $param['num_links'];
        $config['uri_segment'] = $param['uri_segment'];
        $config['full_tag_open'] = '<div class="pagination pagination-centered"><ul>';
        $config['full_tag_close'] = '</ul></div>';
        $config['first_link'] = '&laquo; Awal';
        $config['first_tag_open'] = '<li class="prev page">';
        $config['first_tag_close'] = '</li>';
        $config['last_link'] = 'Akhir &raquo;';
        $config['last_tag_open'] = '<li class="next page">';
        $config['last_tag_close'] = '</li>';
        $config['next_link'] = 'Next &rarr;';
        $config['next_tag_open'] = '<li class="next page">';
        $config['next_tag_close'] = '</li>';
        $config['prev_link'] = '&larr; Previous';
        $config['prev_tag_open'] = '<li class="prev page">';
        $config['prev_tag_close'] = '</li>';
        $config['cur_tag_open'] = '<li class="active"><a href="">';
        $config['cur_tag_close'] = '</a></li>';
        $config['num_tag_open'] = '<li class="page">';
        $config['num_tag_close'] = '</li>';

        $this->pagination->initialize($config);
        return $this->pagination->create_links();
    }

// view

<?php
foreach($lists as $row){
// do something
}

echo $pagination;
?>