Netdev List
 help / color / mirror / Atom feed
From: Romain Gantois <romain.gantois@bootlin.com>
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: Andrew Lunn <andrew@lunn.ch>,
	Heiner Kallweit <hkallweit1@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Chevallier <maxime.chevallier@bootlin.com>,
	Thomas Petazzoni <thomas.petazzoni@bootlin.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next 3/3] net: phy: dp83869: Support 1000Base-X SFP
Date: Tue, 04 Nov 2025 10:10:42 +0100	[thread overview]
Message-ID: <4689841.LvFx2qVVIh@fw-rgant> (raw)
In-Reply-To: <aQnA8HZjKKgibOz-@shell.armlinux.org.uk>

[-- Attachment #1: Type: text/plain, Size: 812 bytes --]

On Tuesday, 4 November 2025 10:01:36 CET Russell King (Oracle) wrote:
> On Tue, Nov 04, 2025 at 09:50:36AM +0100, Romain Gantois wrote:
> > +static void dp83869_module_remove(void *upstream)
> > +{
> > +	struct phy_device *phydev = upstream;
> > +
> > +	phydev_info(phydev, "SFP module removed\n");
> > +
> > +	/* Set speed and duplex to unknown to avoid downshifting warning. */
> > +	phydev->speed = SPEED_UNKNOWN;
> > +	phydev->duplex = DUPLEX_UNKNOWN;
> 
> Should this be done by core phylib code?

I guess that enough PHY drivers do this by hand that a new phylib helper could 
be warranted. Maybe something like phy_clear_aneg_results(), which would set 
speed, duplex, pause and asym_pause to default values.

Thanks,

-- 
Romain Gantois, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

[-- Attachment #2: This is a digitally signed message part. --]
[-- Type: application/pgp-signature, Size: 833 bytes --]

  reply	other threads:[~2025-11-04  9:10 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-04  8:50 [PATCH net-next 0/3] net: phy: dp83869: Support 1000Base-X SFP Romain Gantois
2025-11-04  8:50 ` [PATCH net-next 1/3] net: phy: dp83869: Restart PHY when configuring mode Romain Gantois
2025-11-04  8:57   ` Russell King (Oracle)
2025-11-04  9:01     ` Romain Gantois
2025-11-04  8:50 ` [PATCH net-next 2/3] net: phy: dp83869: ensure FORCE_LINK_GOOD is cleared Romain Gantois
2025-11-04  8:50 ` [PATCH net-next 3/3] net: phy: dp83869: Support 1000Base-X SFP Romain Gantois
2025-11-04  9:01   ` Russell King (Oracle)
2025-11-04  9:10     ` Romain Gantois [this message]
2025-11-04  9:15       ` Maxime Chevallier
2025-11-04  9:17         ` Romain Gantois

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4689841.LvFx2qVVIh@fw-rgant \
    --to=romain.gantois@bootlin.com \
    --cc=andrew@lunn.ch \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=hkallweit1@gmail.com \
    --cc=kuba@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@armlinux.org.uk \
    --cc=maxime.chevallier@bootlin.com \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=thomas.petazzoni@bootlin.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox