linux-kernel - Re: [PATCH net-next v2 02/11] net: dsa: microchip: support for "ethernet-ports" node

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Message-ID: <20201112224243.u6oxe4gnfrv7onkz@skbuf>
Date:   Fri, 13 Nov 2020 00:42:43 +0200
From:   Vladimir Oltean <olteanv@...il.com>
To:     Christian Eggers <ceggers@...i.de>
Cc:     Jakub Kicinski <kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>,
        Richard Cochran <richardcochran@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Vivien Didelot <vivien.didelot@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Kurt Kanzenbach <kurt.kanzenbach@...utronix.de>,
        George McCollister <george.mccollister@...il.com>,
        Marek Vasut <marex@...x.de>,
        Helmut Grohne <helmut.grohne@...enta.de>,
        Paul Barker <pbarker@...sulko.com>,
        Codrin Ciubotariu <codrin.ciubotariu@...rochip.com>,
        Tristram Ha <Tristram.Ha@...rochip.com>,
        Woojung Huh <woojung.huh@...rochip.com>,
        Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v2 02/11] net: dsa: microchip: support for
 "ethernet-ports" node

On Thu, Nov 12, 2020 at 04:35:28PM +0100, Christian Eggers wrote:
> The dsa.yaml device tree binding allows "ethernet-ports" (preferred) and
> "ports".
>
> Signed-off-by: Christian Eggers <ceggers@...i.de>
> ---
>  drivers/net/dsa/microchip/ksz_common.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
> index 71cd1828e25d..a135fd5a9264 100644
> --- a/drivers/net/dsa/microchip/ksz_common.c
> +++ b/drivers/net/dsa/microchip/ksz_common.c
> @@ -427,7 +427,9 @@ int ksz_switch_register(struct ksz_device *dev,
>  		ret = of_get_phy_mode(dev->dev->of_node, &interface);
>  		if (ret == 0)
>  			dev->compat_interface = interface;
> -		ports = of_get_child_by_name(dev->dev->of_node, "ports");
> +		ports = of_get_child_by_name(dev->dev->of_node, "ethernet-ports");
> +		if (!ports)
> +			ports = of_get_child_by_name(dev->dev->of_node, "ports");

Man, I didn't think there could be something as uninspired as naming the
private structure of your driver "dev"...

>  		if (ports)
>  			for_each_available_child_of_node(ports, port) {
>  				if (of_property_read_u32(port, "reg",
> --

Either way:

Reviewed-by: Vladimir Oltean <olteanv@...il.com>