-/*
- * @node: device tree node containing encoder input ports
- * @encoder: drm_encoder
- */
-int rockchip_drm_encoder_get_mux_id(struct device_node *node,
- struct drm_encoder *encoder)
-{
- struct device_node *ep;
- struct drm_crtc *crtc = encoder->crtc;
- struct of_endpoint endpoint;
- struct device_node *port;
- int ret;
-
- if (!node || !crtc)
- return -EINVAL;
-
- for_each_endpoint_of_node(node, ep) {
- port = of_graph_get_remote_port(ep);
- of_node_put(port);
- if (port == crtc->port) {
- ret = of_graph_parse_endpoint(ep, &endpoint);
- of_node_put(ep);
- return ret ?: endpoint.id;
- }
- }
-
- return -EINVAL;
-}
-EXPORT_SYMBOL_GPL(rockchip_drm_encoder_get_mux_id);
-