linux-kernel - Re: [5/6] mvneta: implement SGMII-based in-band link state signaling

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Message-ID: <alpine.LNX.2.02.1507091040530.23853@sbrk.org>
Date:	Thu, 9 Jul 2015 11:03:26 +0200 (CEST)
From:	Sebastien Rannou <mxs@...k.org>
To:	Stas Sergeev <stsp@...t.ru>
cc:	netdev@...r.kernel.org,
	Linux kernel <linux-kernel@...r.kernel.org>,
	Stas Sergeev <stsp@...rs.sourceforge.net>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
Subject: Re: [5/6] mvneta: implement SGMII-based in-band link state
 signaling

On Wed, 8 Jul 2015, Stas Sergeev wrote:

> What is there? A phy chip, or something else?

It's "something else", there's a phy which aggregates 4xSGMIIs to
1xQSGMII, we are on the media side here, the MAC side is connected
to the switch through QSGMII.

> Perhaps some DT property should be added to explicitly
> enable the use of the inband status...

Yes, that would be fine.

> I'll try to come up with the patch tomorrow that adds such
> property.

Thanks! I can help for testing.

-- 
Sébastien