netdev - Re: [PATCH net-next 1/2] net: phy: disable aneg in genphy_c45_pma_setup

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Message-ID: <20190216203120.06923d0c@redhat.com>
Date:   Sat, 16 Feb 2019 20:31:20 +0100
From:   Stefano Brivio <sbrivio@...hat.com>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        David Miller <davem@...emloft.net>,
        Russell King - ARM Linux <linux@...linux.org.uk>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 1/2] net: phy: disable aneg in
 genphy_c45_pma_setup_forced

Hi,

On Sat, 16 Feb 2019 20:10:24 +0100
Heiner Kallweit <hkallweit1@...il.com> wrote:

> When genphy_c45_pma_setup_forced() is called the "aneg enabled" bit may
> still be set, therefore clear it. This is also in line with what
> genphy_setup_forced() does for Clause 22.
> 
> Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
> ---
>  drivers/net/phy/phy-c45.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c
> index bef126344..0374c50b1 100644
> --- a/drivers/net/phy/phy-c45.c
> +++ b/drivers/net/phy/phy-c45.c
> @@ -71,6 +71,10 @@ int genphy_c45_pma_setup_forced(struct phy_device *phydev)
>  		return ret;
>  
>  	return phy_write_mmd(phydev, MDIO_MMD_PMAPMD, MDIO_CTRL2, ctrl2);
> +	if (ret < 0)

Perhaps you meant ret = phy_write_mmd(...)?

> +		return ret;
> +
> +	return genphy_c45_an_disable_aneg(phydev);
>  }
>  EXPORT_SYMBOL_GPL(genphy_c45_pma_setup_forced);
>  

-- 
Stefano