netdev - Re: [RFC] RJ45 to SFP auto-sensing and switching in mux-ed single-mac devices (XOR RJ/SFP)

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Message-ID: <ZO4zHdeeMFGqCx3d@shell.armlinux.org.uk>
Date: Tue, 29 Aug 2023 19:04:13 +0100
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: Daniel Golle <daniel@...rotopia.org>
Cc: Nicolò Veronese <nicveronese@...il.com>,
	netdev@...r.kernel.org, simonebortolin@...k-gpon.org,
	nanomad@...k-gpon.org, Federico Cappon <dududede371@...il.com>,
	lorenzo@...nel.org, ftp21@...21.eu, pierto88@...k-gpon.org,
	hitech95@...k-gpon.org, davem@...emloft.net, andrew@...n.ch,
	edumazet@...gle.com, hkallweit1@...il.com, kuba@...nel.org,
	pabeni@...hat.com, nbd@....name
Subject: Re: [RFC] RJ45 to SFP auto-sensing and switching in mux-ed
 single-mac devices (XOR RJ/SFP)

On Tue, Aug 29, 2023 at 06:37:07PM +0100, Daniel Golle wrote:
> Another thing which came to my mind is the existing port field in
> many ethtool ops which could be either PORT_TP or PORT_FIBRE to
> destinguish the TP PHY from the SFP at least for xLINKSETTINGS.

However, PORT_TP also gets used for RJ45 SFPs, so that doesn't
distinguish between a built-in PHY and a SFP PHY.

-- 
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