netdev - Re: [PATCH net-next 2/2] net: phy: at803x: use proper locking in at803x_aneg

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Message-ID: <4ABD9AA0-94A3-4417-B6B2-996D193FB670@walle.cc>
Date:   Sun, 14 Feb 2021 03:18:49 +0100
From:   Michael Walle <michael@...le.cc>
To:     Vladimir Oltean <olteanv@...il.com>
CC:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>
Subject: Re: [PATCH net-next 2/2] net: phy: at803x: use proper locking in at803x_aneg_done()

Am 14. Februar 2021 02:57:33 MEZ schrieb Vladimir Oltean <olteanv@...il.com>:
>Hi Michael,
>
>On Sun, Feb 14, 2021 at 02:04:05AM +0100, Michael Walle wrote:
>> at803x_aneg_done() checks if auto-negotiation is completed on the
>SGMII
>> side. This doesn't take the mdio bus lock and the page switching is
>> open-coded. Now that we have proper page support, just use
>> phy_read_paged(). Also use phydev->interface to check if we have an
>> SGMII link instead of reading the mode register and be a bit more
>> precise on the warning message.
>>
>> Signed-off-by: Michael Walle <michael@...le.cc>
>> ---
>
>How did you test this patch?

I'm afraid it's just compile time tested.

-michael