netdev - Re: [PATCH v2 net-next] net: phy: let genphy_c45_read

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Date:   Thu, 7 Feb 2019 21:59:48 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     Florian Fainelli <f.fainelli@...il.com>,
        David Miller <davem@...emloft.net>,
        Russell King <linux@...linux.org.uk>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH v2 net-next] net: phy: let genphy_c45_read_link manage
 the devices to check

On Thu, Feb 07, 2019 at 09:41:46PM +0100, Heiner Kallweit wrote:
> Let genphy_c45_read_link manage the devices to check, this removes
> overhead from callers. Add C22EXT to the list of excluded devices
> because it doesn't implement the status register. According to the
> 802.3 clause 45 spec registers 29.0 - 29.4 are reserved.
> 
> At the moment we have very few clause 45 PHY drivers, so we are
> lacking experience whether other drivers will have to exclude further
> devices, or may need to check PHY XS. If we should figure out that
> list of devices to check needs to be configurable, I think best will
> be to add a device list member to struct phy_driver.
> 
> v2:
> - adjusted commit message
> - exclude also device C22EXT from link checking
> 
> Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew