On Fri, Mar 03, 2023 at 10:33:45PM +0800, Pin-yen Lin wrote: > The output port endpoints can be connected to USB-C connectors. > Running drm_of_find_panel_or_bridge() with such endpoints leads to > a continuous return value of -EPROBE_DEFER, even though there is > no panel present. > > To avoid this, check for the existence of a "mode-switch" property in > the port endpoint, and skip panel registration completely if so. ... > + port_node = of_graph_get_port_by_id(np, 1); > + count = typec_mode_switch_node_count(&port_node->fwnode); Do you need to drop reference count here? (I don't know myself, so, please check this) If no, patch LGTM. > + if (count) > + return 0; -- With Best Regards, Andy Shevchenko
