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

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Message-ID: <b03334df-4389-44b5-ac85-8b0878c64512@lunn.ch>
Date:   Wed, 8 Mar 2023 00:16:13 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Christian Marangi <ansuelsmth@...il.com>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        John Crispin <john@...ozen.org>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, Lee Jones <lee@...nel.org>,
        linux-leds@...r.kernel.org
Subject: Re: [net-next PATCH 01/11] net: dsa: qca8k: add LEDs basic support

> +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