linux-kernel - Re: [PATCH net v2] net: dsa: tag_rtl4

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Message-ID: <20231102123230.luoyrh2j4r4bbwjf@skbuf>
Date:   Thu, 2 Nov 2023 14:32:30 +0200
From:   Vladimir Oltean <olteanv@...il.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     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>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v2] net: dsa: tag_rtl4_a: Bump min packet size

On Tue, Oct 31, 2023 at 08:02:29PM +0100, Linus Walleij wrote:
> On Tue, Oct 31, 2023 at 5:34 PM Vladimir Oltean <olteanv@...il.com> wrote:
> > So on the gemini-dlink-dir-685.dts platform, you can also use &gmac1 as
> > a plain Ethernet port, right?
> 
> As a port it exist on the SoC yes but it is not connected physically
> to anything.
> 
> &gmac0 is connected to the switch, and the switch has all the PHYs.
(...)
> If you by remote end mean the end of a physical cable there is
> no way I can do that, as I have no PHY on gmac1.
> 
> (I don't know if I misunderstand the question...)

No, you aren't.

> But I have other Gemini platforms, so I will try to do it on one
> of them! Let's see if I can do this thing....

Ok.