netdev - Re: [RFC PATCH v2 net-next 06/14] net: dsa: mt7530: do not set CPU port interfaces to PHY_INTERFACE_MODE

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Date:   Tue, 11 Apr 2023 17:54:16 +0300
From:   Vladimir Oltean <olteanv@...il.com>
To:     arinc9.unal@...il.com
Cc:     Sean Wang <sean.wang@...iatek.com>,
        Landen Chao <Landen.Chao@...iatek.com>,
        DENG Qingfang <dqfext@...il.com>,
        Daniel Golle <daniel@...rotopia.org>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Russell King <linux@...linux.org.uk>,
        Arınç ÜNAL <arinc.unal@...nc9.com>,
        Richard van Schagen <richard@...terhints.com>,
        Richard van Schagen <vschagen@...com>,
        Frank Wunderlich <frank-w@...lic-files.de>,
        erkin.bozoglu@...ont.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: Re: [RFC PATCH v2 net-next 06/14] net: dsa: mt7530: do not set CPU
 port interfaces to PHY_INTERFACE_MODE_NA

On Fri, Apr 07, 2023 at 04:46:18PM +0300, arinc9.unal@...il.com wrote:
> From: Arınç ÜNAL <arinc.unal@...nc9.com>
> 
> There is no need to set priv->p5_interface and priv->p6_interface to
> PHY_INTERFACE_MODE_NA on mt7530_setup() and mt7531_setup().
> 
> As Vladimir explained, in include/linux/phy.h we have:
> 
> Therefore, do not put 0 into a variable containing 0.

The explanation is unnecessarily long. I only provided it to make sure
you understand.