99 	struct drm_dp_aux aux;  member
151 static inline struct ps8640 *aux_to_ps8640(struct drm_dp_aux *aux)  in aux_to_ps8640()  argument
153 	return container_of(aux, struct ps8640, aux);  in aux_to_ps8640()
160 	bus = of_get_child_by_name(dev->of_node, "aux-bus");  in ps8640_of_panel_on_aux_bus()
204 static int ps8640_wait_hpd_asserted(struct drm_dp_aux *aux, unsigned long wait_us)  in ps8640_wait_hpd_asserted()  argument
206 	struct ps8640 *ps_bridge = aux_to_ps8640(aux);  in ps8640_wait_hpd_asserted()
223 static ssize_t ps8640_aux_transfer_msg(struct drm_dp_aux *aux,  in ps8640_aux_transfer_msg()  argument
226 	struct ps8640 *ps_bridge = aux_to_ps8640(aux);  in ps8640_aux_transfer_msg()
349 static ssize_t ps8640_aux_transfer(struct drm_dp_aux *aux,  in ps8640_aux_transfer()  argument
352 	struct ps8640 *ps_bridge = aux_to_ps8640(aux);  in ps8640_aux_transfer()
357 	ret = ps8640_aux_transfer_msg(aux, msg);  in ps8640_aux_transfer()
492 	ps_bridge->aux.drm_dev = bridge->dev;  in ps8640_bridge_attach()
493 	ret = drm_dp_aux_register(&ps_bridge->aux);  in ps8640_bridge_attach()
495 		dev_err(dev, "failed to register DP AUX channel: %d\n", ret);  in ps8640_bridge_attach()
517 	drm_dp_aux_unregister(&ps_bridge->aux);  in ps8640_bridge_attach()
526 	drm_dp_aux_unregister(&ps_bridge->aux);  in ps8640_bridge_detach()
621 static int ps8640_bridge_link_panel(struct drm_dp_aux *aux)  in ps8640_bridge_link_panel()  argument
623 	struct ps8640 *ps_bridge = aux_to_ps8640(aux);  in ps8640_bridge_link_panel()
624 	struct device *dev = aux->dev;  in ps8640_bridge_link_panel()
632 	 * panel isn't under the "aux-bus" node). That should be fine because  in ps8640_bridge_link_panel()
633 	 * if the panel is under "aux-bus" it's guaranteed to have probed by  in ps8640_bridge_link_panel()
685 	 * In the device tree, if panel is listed under aux-bus of the bridge  in ps8640_probe()
687 	 * aux-bus. So let's not set DRM_BRIDGE_OP_EDID here.  in ps8640_probe()
721 	ps_bridge->aux.name = "parade-ps8640-aux";  in ps8640_probe()
722 	ps_bridge->aux.dev = dev;  in ps8640_probe()
723 	ps_bridge->aux.transfer = ps8640_aux_transfer;  in ps8640_probe()
724 	ps_bridge->aux.wait_hpd_asserted = ps8640_wait_hpd_asserted;  in ps8640_probe()
725 	drm_dp_aux_init(&ps_bridge->aux);  in ps8640_probe()
743 	ret = devm_of_dp_aux_populate_bus(&ps_bridge->aux, ps8640_bridge_link_panel);  in ps8640_probe()
751 		return ps8640_bridge_link_panel(&ps_bridge->aux);  in ps8640_probe()