linux-kernel - Re: [PATCH net-next v7 02/13] net: pse-pd: Add support for reporting events

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Message-ID: <Z_VHThEut3E-xXZA@pengutronix.de>
Date: Tue, 8 Apr 2025 17:57:02 +0200
From: Oleksij Rempel <o.rempel@...gutronix.de>
To: Kory Maincent <kory.maincent@...tlin.com>
Cc: Andrew Lunn <andrew@...n.ch>, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Jonathan Corbet <corbet@....net>,
	Donald Hunter <donald.hunter@...il.com>,
	Rob Herring <robh@...nel.org>, Andrew Lunn <andrew+netdev@...n.ch>,
	Simon Horman <horms@...nel.org>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	netdev@...r.kernel.org, linux-doc@...r.kernel.org,
	Kyle Swenson <kyle.swenson@....tech>,
	Dent Project <dentproject@...uxfoundation.org>,
	kernel@...gutronix.de,
	Maxime Chevallier <maxime.chevallier@...tlin.com>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v7 02/13] net: pse-pd: Add support for reporting
 events

On Tue, Apr 08, 2025 at 04:32:11PM +0200, Kory Maincent wrote:
> From: Kory Maincent (Dent Project) <kory.maincent@...tlin.com>
> 
> Add support for devm_pse_irq_helper() to register PSE interrupts and report
> events such as over-current or over-temperature conditions. This follows a
> similar approach to the regulator API but also sends notifications using a
> dedicated PSE ethtool netlink socket.
> 
> Introduce an attached_phydev field in the pse_control structure to store
> the phydev attached to the PSE PI, ensuring that PSE ethtool notifications
> are sent to the correct network interface.
> 
> The attached_phydev pointer is directly tied to the PHY lifecycle. It
> is set when the PHY is registered and cleared when the PHY is removed.
> There is no need to use a refcount, as doing so could interfere with
> the PHY removal process.
> 
> Signed-off-by: Kory Maincent (Dent Project) <kory.maincent@...tlin.com>

Reviewed-by: Oleksij Rempel <o.rempel@...gutronix.de>

Thank you!

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