functions-for-cpm-with-link.php

<?php

/* Don't include <?php of your functions.php already has it */

function divi_child_theme_setup() {
   if ( class_exists('ET_Builder_Module')) {
      get_template_part( 'custom-modules/cpm' );
      $cpm = new WPC_ET_Builder_Module_Portfolio();
      remove_shortcode( 'et_pb_portfolio' );
      add_shortcode( 'et_pb_portfolio', array($cpm, '_shortcode_callback') );
   }
}
add_action('wp', 'divi_child_theme_setup', 9999);