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Message-ID: <5bfe6271-1859-4700-8b70-4b3d8db4cef4@bootlin.com> Date: Tue, 6 Jan 2026 10:03:54 +0100 From: Maxime Chevallier <maxime.chevallier@...tlin.com> To: Daniel Golle <daniel@...rotopia.org>, Andrew Lunn <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>, Russell King <linux@...linux.org.uk>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Vladimir Oltean <vladimir.oltean@....com>, Michael Klein <michael@...sekall.de>, Aleksander Jan Bajkowski <olek2@...pl>, Bevan Weiss <bevan.weiss@...il.com>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH net-next v2 4/5] net: phy: realtek: use paged access for MDIO_MMD_VEND2 in C22 mode Hi Daniel, On 05/01/2026 17:38, Daniel Golle wrote: > RTL822x cannot access MDIO_MMD_VEND2 via MII_MMD_CTRL/MII_MMD_DATA. A > mapping to use paged access needs to be used instead. All other MMD > devices can be accessed as usual. > > Implement phy_read_mmd and phy_write_mmd using paged access for > MDIO_MMD_VEND2 in Clause-22 mode instead of relying on > MII_MMD_CTRL/MII_MMD_DATA. This allows eg. rtl822x_config_aneg to work > as expected in case the MDIO bus doesn't support Clause-45 access. > > Suggested-by: Bevan Weiss <bevan.weiss@...il.com> > Signed-off-by: Daniel Golle <daniel@...rotopia.org> This looks good to me Reviewed-by: Maxime Chevallier <maxime.chevallier@...tlin.com> Maxime
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