linux-kernel - Re: SFP+ support for 8168fp/8117

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Message-ID: <20200304152849.GE3553@lunn.ch>
Date:   Wed, 4 Mar 2020 16:28:49 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Hau <hau@...ltek.com>
Cc:     Kai-Heng Feng <kai.heng.feng@...onical.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Linux Netdev List <netdev@...r.kernel.org>,
        Kernel development list <linux-kernel@...r.kernel.org>,
        Anthony Wong <anthony.wong@...onical.com>,
        Jason Yen <jason.yen@...onical.com>
Subject: Re: SFP+ support for 8168fp/8117

> Hi Kai-Heng,
> 
> For adding SFP+ support for rtl8168fp, 
> 1.Some power saving features must be disabled, like APDLS/EEE/EEEPLUS...
> 2.PHY capability must be set to auto-negation.
> 
> I am kind of busy this week. I will try to add support for this chip into upstream next week.

Is it possible to access the I2C bus? The GPIO lines from the SFP
socket like LOS, TX Disable?

Thanks
	Andrew