linux-kernel - Re: [PATCH net-next v4 3/4] net: mdio: of: export part of of_mdiobus_register

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Message-ID: <20200421135147.GE937199@lunn.ch>
Date:   Tue, 21 Apr 2020 15:51:47 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Oleksij Rempel <o.rempel@...gutronix.de>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Mark Rutland <mark.rutland@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        linux-kernel@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        Marek Vasut <marex@...x.de>, David Jander <david@...tonic.nl>,
        devicetree@...r.kernel.org
Subject: Re: [PATCH net-next v4 3/4] net: mdio: of: export part of
 of_mdiobus_register_phy()

On Tue, Apr 21, 2020 at 02:52:18PM +0200, Oleksij Rempel wrote:
> This function will be needed in tja11xx driver for secondary PHY
> support.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>
> ---
>  drivers/of/of_mdio.c    | 73 ++++++++++++++++++++++++-----------------
>  include/linux/of_mdio.h | 11 ++++++-
>  2 files changed, 52 insertions(+), 32 deletions(-)
> 
> diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
> index 8270bbf505fb..d9e637b624ce 100644
> --- a/drivers/of/of_mdio.c
> +++ b/drivers/of/of_mdio.c
> @@ -60,39 +60,15 @@ static struct mii_timestamper *of_find_mii_timestamper(struct device_node *node)
>  	return register_mii_timestamper(arg.np, arg.args[0]);
>  }
>  
> -static int of_mdiobus_register_phy(struct mii_bus *mdio,
> -				    struct device_node *child, u32 addr)
> +int __of_mdiobus_register_phy(struct mii_bus *mdio, struct phy_device *phy,
> +			      struct device_node *child, u32 addr)
>  {

Hi Oleksij

I would prefer a different name. __foo functions often indicate
locking is needed, or an internal API which should not be used except
internally. This is going to be an official API. Maybe call it
of_mdiobus_phy_device_register() ?

	 Andrew