netdev - Re: [PATCH net-next 1/2] net: phy: realtek: add PHY driver for RTL8127ATF

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Message-ID: <aWA7tSjnH7Kr1GCk@google.com>
Date: Thu, 8 Jan 2026 23:20:21 +0000
From: Fabio Baltieri <fabio.baltieri@...il.com>
To: Daniel Golle <daniel@...rotopia.org>
Cc: Heiner Kallweit <hkallweit1@...il.com>, Andrew Lunn <andrew@...n.ch>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	Russell King - ARM Linux <linux@...linux.org.uk>,
	Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>,
	David Miller <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>,
	Vladimir Oltean <vladimir.oltean@....com>,
	Michael Klein <michael@...sekall.de>,
	Realtek linux nic maintainers <nic_swsd@...ltek.com>,
	Aleksander Jan Bajkowski <olek2@...pl>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 1/2] net: phy: realtek: add PHY driver for
 RTL8127ATF

On Thu, Jan 08, 2026 at 10:56:14PM +0000, Daniel Golle wrote:
> > +static int rtlgen_sfp_read_status(struct phy_device *phydev)
> > +{
> > +	int val, err;
> > +
> > +	err = genphy_update_link(phydev);
> > +	if (err)
> > +		return err;
> > +
> > +	if (!phydev->link)
> > +		return 0;
> > +
> > +	val = rtlgen_read_vend2(phydev, RTL_VND2_PHYSR);
> 
> This should be the same as
> phy_read(phydev, MII_RESV2); /* on page 0 */
> Please try.

Tried it on my setup, the two calls do indeed seem to return the same
value.