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Date:   Tue, 19 Oct 2021 21:56:14 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Erik Ekman <erik@...o.se>
Cc:     Edward Cree <ecree.xilinx@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org
Subject: Re: [PATCH] sfc: Export fibre-specific link modes for 1/10G

> >From the 'Solarflare Server Adapter User Guide': "SFP 1000BASE‐T
> module, Autonegotiation: No, Speed:  1G, Comment: These modules
> support only 1G and will not link up at 100Mbps"
> 10G SFP+ Base-T modules are not mentioned, maybe they did not exist
> back then. Do you think the 1000BaseT_Full should be used because of
> this?

With a MAC connected to an SFP cage, i would list the T modes
supported, since you have no idea what SFP module the user will
install, copper or fibre.

	 Andrew

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