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Date:   Wed, 20 May 2020 16:29:22 +0200
From:   Andrew Lunn <andrew@lunn.ch>
To:     Oleksij Rempel <o.rempel@pengutronix.de>
Cc:     "David S. Miller" <davem@davemloft.net>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Heiner Kallweit <hkallweit1@gmail.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Jonathan Corbet <corbet@lwn.net>,
        Michal Kubecek <mkubecek@suse.cz>,
        David Jander <david@protonic.nl>, kernel@pengutronix.de,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        Russell King <linux@armlinux.org.uk>, mkl@pengutronix.de,
        Marek Vasut <marex@denx.de>,
        Christian Herber <christian.herber@nxp.com>
Subject: Re: [PATCH net-next v3 1/2] ethtool: provide UAPI for PHY Signal
 Quality Index (SQI)
Message-ID: <20200520142922.GE652285@lunn.ch>
References: <20200520062915.29493-1-o.rempel@pengutronix.de>
 <20200520062915.29493-2-o.rempel@pengutronix.de>
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On Wed, May 20, 2020 at 08:29:14AM +0200, Oleksij Rempel wrote:
> Signal Quality Index is a mandatory value required by "OPEN Alliance
> SIG" for the 100Base-T1 PHYs [1]. This indicator can be used for cable
> integrity diagnostic and investigating other noise sources and
> implement by at least two vendors: NXP[2] and TI[3].
> 
> [1] http://www.opensig.org/download/document/218/Advanced_PHY_features_for_automotive_Ethernet_V1.0.pdf
> [2] https://www.nxp.com/docs/en/data-sheet/TJA1100.pdf
> [3] https://www.ti.com/product/DP83TC811R-Q1
> 
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

    Andrew