netdev - Re: [net-next RFC PATCH] net: phylink: add .pcs_link

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Message-ID: <aIiITk-7WPYMzcEl@shell.armlinux.org.uk>
Date: Tue, 29 Jul 2025 09:37:34 +0100
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [net-next RFC PATCH] net: phylink: add .pcs_link_down PCS OP

On Tue, Jul 29, 2025 at 10:21:23AM +0200, Christian Marangi wrote:
> Permit for PCS driver to define specific operation to torn down the link
> between the MAC and the PCS.
> 
> This might be needed for some PCS that reset counter or require special
> reset to correctly work if the link needs to be restored later.
> 
> On phylink_link_down() call, the additional phylink_pcs_link_down() will
> be called before .mac_link_down to torn down the link.
> 
> PCS driver will need to define .pcs_link_down to make use of this.

I don't accept new stuff without a user. Please provide the user as
well. Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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