netdev - Re: [PATCH] net: Phy: Add PHY lookup support on MDIO bus in case of ACPI probe

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Message-ID: <20200731165455.GD1748118@lunn.ch>
Date:   Fri, 31 Jul 2020 18:54:55 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Vikas Singh <vikas.singh@...esoftware.com>
Cc:     f.fainelli@...il.com, hkallweit1@...il.com, linux@...linux.org.uk,
        netdev@...r.kernel.org, calvin.johnson@....nxp.com,
        kuldip.dwivedi@...esoftware.com, madalin.bucur@....nxp.com,
        vikas.singh@....com
Subject: Re: [PATCH] net: Phy: Add PHY lookup support on MDIO bus in case of
 ACPI probe

On Tue, Jul 28, 2020 at 05:41:38PM +0530, Vikas Singh wrote:
> Auto-probe of c45 devices with extended scanning in xgmac_mdio works
> well but fails to update device "fwnode" while registering PHYs on
> MDIO bus.
> This patch is based on https://www.spinics.net/lists/netdev/msg662173.html
> 
> This change will update the "fwnode" while PHYs get registered and allow
> lookup for registered PHYs on MDIO bus from other drivers while probing.
> 
> Signed-off-by: Vikas Singh <vikas.singh@...esoftware.com>
> ---
>  drivers/net/phy/mdio_bus.c | 19 ++++++++++++++++++-
>  1 file changed, 18 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
> index 46b3370..7275eff 100644
> --- a/drivers/net/phy/mdio_bus.c
> +++ b/drivers/net/phy/mdio_bus.c
> @@ -447,8 +447,25 @@ static void of_mdiobus_link_mdiodev(struct mii_bus *bus,

Why would a function called of_mdiobus_link_mdiodev() be poking
around trying to find ACPI properties?

       Andrew