netdev - Re: [PATCH v2 1/6] net: ocelot: add support to get port mac from device-tree

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Date:   Wed, 3 Nov 2021 10:26:25 +0000
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Clément Léger <clement.leger@...tlin.com>
CC:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        "UNGLinuxDriver@...rochip.com" <UNGLinuxDriver@...rochip.com>,
        Andrew Lunn <andrew@...n.ch>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v2 1/6] net: ocelot: add support to get port mac from
 device-tree

On Wed, Nov 03, 2021 at 10:19:38AM +0100, Clément Léger wrote:
> Add support to get mac from device-tree using of_get_mac_address.
> 
> Signed-off-by: Clément Léger <clement.leger@...tlin.com>
> ---

Reviewed-by: Vladimir Oltean <vladimir.oltean@....com>

>  drivers/net/ethernet/mscc/ocelot_net.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/mscc/ocelot_net.c b/drivers/net/ethernet/mscc/ocelot_net.c
> index eaeba60b1bba..d76def435b23 100644
> --- a/drivers/net/ethernet/mscc/ocelot_net.c
> +++ b/drivers/net/ethernet/mscc/ocelot_net.c
> @@ -1704,7 +1704,10 @@ int ocelot_probe_port(struct ocelot *ocelot, int port, struct regmap *target,
>  		NETIF_F_HW_TC;
>  	dev->features |= NETIF_F_HW_VLAN_CTAG_FILTER | NETIF_F_HW_TC;
>  
> -	eth_hw_addr_gen(dev, ocelot->base_mac, port);
> +	err = of_get_mac_address(portnp, dev->dev_addr);
> +	if (err)
> +		eth_hw_addr_gen(dev, ocelot->base_mac, port);
> +
>  	ocelot_mact_learn(ocelot, PGID_CPU, dev->dev_addr,
>  			  OCELOT_VLAN_UNAWARE_PVID, ENTRYTYPE_LOCKED);
>  
> -- 
> 2.33.0
>