Re: [net-next PATCH 01/11] net: dsa: qca8k: add LEDs basic support

From: Andrew Lunn
Date: Tue Mar 07 2023 - 18:16:37 EST


> +qca8k_setup_led_ctrl(struct qca8k_priv *priv)
> +{
> + struct fwnode_handle *ports, *port;
> + int port_num;
> + int ret;
> +
> + ports = device_get_named_child_node(priv->dev, "ports");
> + if (!ports) {
> + dev_info(priv->dev, "No ports node specified in device tree!\n");
> + return 0;
> + }
> +
> + fwnode_for_each_child_node(ports, port) {
> + struct fwnode_handle *phy_node, *reg_port_node = port;
> +
> + phy_node = fwnode_find_reference(port, "phy-handle", 0);
> + if (!IS_ERR(phy_node))
> + reg_port_node = phy_node;

I don't understand this bit. Why are you looking at the phy-handle?

> +
> + if (fwnode_property_read_u32(reg_port_node, "reg", &port_num))
> + continue;

I would of expect port, not reg_port_node. I'm missing something
here....

Andrew