linux-kernel - Re: [PATCH net-next v3 3/3] net: phy: marvell: implement cable-test for 88E308X/88E609X family

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Message-ID: <aae21b7c-c321-4e82-a89d-2fbcebf97b20@lunn.ch>
Date: Wed, 3 Apr 2024 01:39:12 +0200
From: Andrew Lunn <andrew@...n.ch>
To: Pawel Dembicki <paweldembicki@...il.com>
Cc: netdev@...r.kernel.org, Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Stefan Eichenberger <eichest@...il.com>,
	Dimitri Fedrau <dima.fedrau@...il.com>,
	Kory Maincent <kory.maincent@...tlin.com>,
	Maxime Chevallier <maxime.chevallier@...tlin.com>,
	Wojciech Drewek <wojciech.drewek@...el.com>,
	Ahmed Zaki <ahmed.zaki@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v3 3/3] net: phy: marvell: implement cable-test
 for 88E308X/88E609X family

On Tue, Apr 02, 2024 at 10:11:20PM +0200, Pawel Dembicki wrote:
> This commit implements VCT in 88E308X/88E609X Family.
> 
> It require two workarounds with some magic configuration.
> Regular use require only one register configuration. But Open Circuit
> require second workaround.
> It cause implementation two phases for fault length measuring.
> 
> Fast Ethernet PHY have implemented very simple version of VCT. It's
> complitley different than vct5 or vct7.
> 
> Signed-off-by: Pawel Dembicki <paweldembicki@...il.com>

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

    Andrew