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From: Andrew Lunn <andrew@lunn.ch>
To: Jakub Kicinski <kuba@kernel.org>
Cc: "Maxime Chevallier" <maxime.chevallier@bootlin.com>,
	davem@davemloft.net, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com,
	"Eric Dumazet" <edumazet@google.com>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Russell King" <linux@armlinux.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	"Christophe Leroy" <christophe.leroy@csgroup.eu>,
	"Herve Codina" <herve.codina@bootlin.com>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Heiner Kallweit" <hkallweit1@gmail.com>,
	"Vladimir Oltean" <vladimir.oltean@nxp.com>,
	"Köry Maincent" <kory.maincent@bootlin.com>,
	"Jesse Brandeburg" <jesse.brandeburg@intel.com>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Marek Behún" <kabel@kernel.org>,
	"Piergiorgio Beruto" <piergiorgio.beruto@gmail.com>,
	"Oleksij Rempel" <o.rempel@pengutronix.de>,
	"Nicolò Veronese" <nicveronese@gmail.com>,
	"Simon Horman" <horms@kernel.org>
Subject: Re: [PATCH net-next v5 01/13] net: phy: Introduce ethernet link topology representation
Date: Fri, 5 Jan 2024 03:21:03 +0100	[thread overview]
Message-ID: <6dca7f3c-378a-4b22-848a-da233e4cfbee@lunn.ch> (raw)
In-Reply-To: <20240104151242.52fa8cb4@kernel.org>

> Complete noob question but I thought PHYs get attached at ndo_open
> time for drivers, don't they? 

Some do. Others get attached during probe. And Copper PHYs inside SFPs
get attached when hot-plugged.

     Andrew

WARNING: multiple messages have this Message-ID (diff)
From: Andrew Lunn <andrew@lunn.ch>
To: Jakub Kicinski <kuba@kernel.org>
Cc: "Maxime Chevallier" <maxime.chevallier@bootlin.com>,
	davem@davemloft.net, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com,
	"Eric Dumazet" <edumazet@google.com>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Russell King" <linux@armlinux.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	"Christophe Leroy" <christophe.leroy@csgroup.eu>,
	"Herve Codina" <herve.codina@bootlin.com>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Heiner Kallweit" <hkallweit1@gmail.com>,
	"Vladimir Oltean" <vladimir.oltean@nxp.com>,
	"Köry Maincent" <kory.maincent@bootlin.com>,
	"Jesse Brandeburg" <jesse.brandeburg@intel.com>,
	"Jonathan Corbet" <corbet@lwn.net>,
	"Marek Behún" <kabel@kernel.org>,
	"Piergiorgio Beruto" <piergiorgio.beruto@gmail.com>,
	"Oleksij Rempel" <o.rempel@pengutronix.de>,
	"Nicolò Veronese" <nicveronese@gmail.com>,
	"Simon Horman" <horms@kernel.org>
Subject: Re: [PATCH net-next v5 01/13] net: phy: Introduce ethernet link topology representation
Date: Fri, 5 Jan 2024 03:21:03 +0100	[thread overview]
Message-ID: <6dca7f3c-378a-4b22-848a-da233e4cfbee@lunn.ch> (raw)
In-Reply-To: <20240104151242.52fa8cb4@kernel.org>

> Complete noob question but I thought PHYs get attached at ndo_open
> time for drivers, don't they? 

Some do. Others get attached during probe. And Copper PHYs inside SFPs
get attached when hot-plugged.

     Andrew

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  reply	other threads:[~2024-01-05  2:21 UTC|newest]

Thread overview: 76+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-21 18:00 [PATCH net-next v5 00/13] Introduce PHY listing and link_topology tracking Maxime Chevallier
2023-12-21 18:00 ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 01/13] net: phy: Introduce ethernet link topology representation Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2024-01-04 23:12   ` Jakub Kicinski
2024-01-04 23:12     ` Jakub Kicinski
2024-01-05  2:21     ` Andrew Lunn [this message]
2024-01-05  2:21       ` Andrew Lunn
2024-01-05  9:29     ` Maxime Chevallier
2024-01-05  9:29       ` Maxime Chevallier
2024-01-05 15:34       ` Jakub Kicinski
2024-01-05 15:34         ` Jakub Kicinski
2023-12-21 18:00 ` [PATCH net-next v5 02/13] net: sfp: pass the phy_device when disconnecting an sfp module's PHY Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2024-01-03 15:20   ` Russell King (Oracle)
2024-01-03 15:20     ` Russell King (Oracle)
2024-01-03 17:45     ` Maxime Chevallier
2024-01-03 17:45       ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 03/13] net: phy: add helpers to handle sfp phy connect/disconnect Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 04/13] net: sfp: Add helper to return the SFP bus name Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 05/13] net: ethtool: Allow passing a phy index for some commands Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2024-01-04 23:15   ` Jakub Kicinski
2024-01-04 23:15     ` Jakub Kicinski
2024-01-05  9:30     ` Maxime Chevallier
2024-01-05  9:30       ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 06/13] netlink: specs: add phy-index as a header parameter Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 07/13] net: ethtool: Introduce a command to list PHYs on an interface Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2024-01-04 23:34   ` Jakub Kicinski
2024-01-04 23:34     ` Jakub Kicinski
2024-01-05  9:43     ` Maxime Chevallier
2024-01-05  9:43       ` Maxime Chevallier
2024-01-05 13:17       ` Andrew Lunn
2024-01-05 13:17         ` Andrew Lunn
2024-01-24 13:50         ` Maxime Chevallier
2024-01-24 13:50           ` Maxime Chevallier
2024-01-24 16:54           ` Andrew Lunn
2024-01-24 16:54             ` Andrew Lunn
2024-01-25  8:22             ` Maxime Chevallier
2024-01-25  8:22               ` Maxime Chevallier
2024-01-25 17:10               ` Andrew Lunn
2024-01-25 17:10                 ` Andrew Lunn
2024-01-05 15:39       ` Jakub Kicinski
2024-01-05 15:39         ` Jakub Kicinski
2023-12-21 18:00 ` [PATCH net-next v5 08/13] netlink: specs: add ethnl PHY_GET command set Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 09/13] net: ethtool: plca: Target the command to the requested PHY Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 10/13] net: ethtool: pse-pd: " Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 11/13] net: ethtool: cable-test: " Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 12/13] net: ethtool: strset: Allow querying phy stats by index Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2023-12-21 18:00 ` [PATCH net-next v5 13/13] Documentation: networking: document phy_link_topology Maxime Chevallier
2023-12-21 18:00   ` Maxime Chevallier
2024-01-01 18:40 ` [PATCH net-next v5 00/13] Introduce PHY listing and link_topology tracking patchwork-bot+netdevbpf
2024-01-01 18:40   ` patchwork-bot+netdevbpf
2024-01-02 11:57   ` Russell King (Oracle)
2024-01-02 11:57     ` Russell King (Oracle)
2024-01-02 18:51     ` Jakub Kicinski
2024-01-02 18:51       ` Jakub Kicinski
2024-01-03 14:33       ` Maxime Chevallier
2024-01-03 14:33         ` Maxime Chevallier
2024-01-04 23:47         ` Jakub Kicinski
2024-01-04 23:47           ` Jakub Kicinski
2024-01-04 23:50           ` Florian Fainelli
2024-01-04 23:50             ` Florian Fainelli
2024-01-05  0:56             ` Jakub Kicinski
2024-01-05  0:56               ` Jakub Kicinski
2024-01-05  9:00               ` Maxime Chevallier
2024-01-05  9:00                 ` Maxime Chevallier

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