linux-kernel - Re: [PATCH] net: phy: use generic clause 45 autonegotiation done

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Message-ID: <20180718143919.GA10856@lunn.ch>
Date:   Wed, 18 Jul 2018 16:39:19 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Camelia Groza <camelia.groza@....com>
Cc:     f.fainelli@...il.com, davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: phy: use generic clause 45 autonegotiation done

On Wed, Jul 18, 2018 at 04:12:15PM +0300, Camelia Groza wrote:
> Only Clause 22 PHYs can use genphy_aneg_done(). Use
> genphy_c45_aneg_done() for PHYs that implement Clause 45 without
> the Clause 22 register set.
> 
> This change follows the model of phy_restart_aneg() which
> differentiates between the two implementations in a similar way.

Hi Camelia

What about phy_config_aneg()? I would assume any sort of auto-neg
action needs to check for c45 without c22, before calling a genphy_
function. Do you think it is possible to write a
genphy_c45_config_aneg()? If not, we might want to return -EOPNOTSUPP.

	  Andrew