netdev - Re: [PATCH RFC net-next 09/16] net: phylink: add pcs_inband

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Message-ID: <7dcf8936-29fb-45f3-9ce9-69ef2a1e9f1e@lunn.ch>
Date: Tue, 26 Nov 2024 22:05:41 +0100
From: Andrew Lunn <andrew@...n.ch>
To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
Cc: Heiner Kallweit <hkallweit1@...il.com>,
	Alexander Couzens <lynxis@...0.eu>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Daniel Golle <daniel@...rotopia.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Florian Fainelli <florian.fainelli@...adcom.com>,
	Ioana Ciornei <ioana.ciornei@....com>,
	Jakub Kicinski <kuba@...nel.org>,
	Jose Abreu <Jose.Abreu@...opsys.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org,
	Marcin Wojtas <marcin.s.wojtas@...il.com>,
	Matthias Brugger <matthias.bgg@...il.com>, netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>
Subject: Re: [PATCH RFC net-next 09/16] net: phylink: add pcs_inband_caps()
 method

On Tue, Nov 26, 2024 at 09:25:01AM +0000, Russell King (Oracle) wrote:
> Add a pcs_inband_caps() method to query the PCS for its inband link
> capabilities, and use this to determine whether link modes used with
> optical SFPs can be supported.
> 
> When a PCS does not provide a method, we allow inband negotiation to
> be either on or off, making this a no-op until the pcs_inband_caps()
> method is implemented by a PCS driver.
> 
> Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>

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

    Andrew