netdev - Re: [PATCH net-next 01/10] r8169: add basic phylib support

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Message-ID: <238e0c62-7e95-df62-3837-5e8d1b7248f0@gmail.com>
Date:   Mon, 2 Jul 2018 23:15:57 +0200
From:   Heiner Kallweit <hkallweit1@...il.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     David Miller <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Realtek linux nic maintainers <nic_swsd@...ltek.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 01/10] r8169: add basic phylib support

On 02.07.2018 23:02, Andrew Lunn wrote:
>> +static int r8169_mdio_read_reg(struct mii_bus *mii_bus, int phyaddr, int phyreg)
>> +{
>> +	struct rtl8169_private *tp = mii_bus->priv;
>> +
>> +	return rtl_readphy(tp, phyreg);
> 
> So there is no support for phyaddr?
> 
Right, the chip can access only the one internal PHY, therefore it
doesn't support phyaddr.

> It would be better to trap the phyaddr which are not supported and
> return 0xffff.
> 
OK

>        Andrew
>