netdev - Re: [PATCH net-next] nfp: ethtool: support reporting link modes

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Message-ID: <Y3wdH/RBQ/gVdq1q@lunn.ch>
Date:   Tue, 22 Nov 2022 01:51:43 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Simon Horman <simon.horman@...igine.com>
Cc:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        oss-drivers@...igine.com, Yu Xiao <yu.xiao@...igine.com>,
        Louis Peens <louis.peens@...igine.com>
Subject: Re: [PATCH net-next] nfp: ethtool: support reporting link modes

On Mon, Nov 21, 2022 at 12:20:45PM +0100, Simon Horman wrote:
> From: Yu Xiao <yu.xiao@...igine.com>
> 
> Add support for reporting link modes,
> including `Supported link modes` and `Advertised link modes`,
> via ethtool $DEV.

Does the firmware support returning the link partners advertised link
modes? Knowing what the other end is advertising is often the key to
figuring out why a link has ended up on a specific link mode.

	 Andrew