$vendor_id  = $this->_customerSession->getCustomerId();

    $collection = $this->_collectionFactory->create();
    $collection->addFieldToSelect('*');
    $collection->addFieldToFilter('vendor_id',$vendor_id );

    return $collection;
}

/**
 * @return string
 */
public function getPagerHtml()
{
    return $this->getChildHtml('pager');
}