Пример #1
0
struct omap_dss_device *
omapdss_of_find_source_for_first_ep(struct device_node *node)
{
	struct device_node *ep;
	struct device_node *src_port;
	struct omap_dss_device *src;

	ep = omapdss_of_get_first_endpoint(node);
	if (!ep)
		return ERR_PTR(-EINVAL);

	src_port = omapdss_of_get_remote_port(ep);
	if (!src_port) {
		of_node_put(ep);
		return ERR_PTR(-EINVAL);
	}

	of_node_put(ep);

	src = omap_dss_find_output_by_port_node(src_port);

	of_node_put(src_port);

	return src ? src : ERR_PTR(-EPROBE_DEFER);
}
Пример #2
0
static int hdmi_probe_of(struct platform_device *pdev)
{
	struct device_node *node = pdev->dev.of_node;
	struct device_node *ep;
	int r;

	ep = omapdss_of_get_first_endpoint(node);
	if (!ep)
		return 0;

	r = hdmi_parse_lanes_of(pdev, ep, &hdmi.phy);
	if (r)
		goto err;

	of_node_put(ep);
	return 0;

err:
	of_node_put(ep);
	return r;
}