netdev - Re: [PATCH 4/5] net: phy: add XAUI and 10GBASE-KR PHY connection types

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Message-ID: <fb1a81e0-b5b9-80e4-7852-cc65a574b9e9@gmail.com>
Date:   Thu, 1 Jun 2017 09:56:48 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Russell King <rmk+kernel@...linux.org.uk>,
        Andrew Lunn <andrew@...n.ch>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCH 4/5] net: phy: add XAUI and 10GBASE-KR PHY connection
 types

On 06/01/2017 03:26 AM, Russell King wrote:
> XAUI allows XGMII to reach an extended distance by using a XGXS layer at
> each end of the MAC to PHY link, operating over four Serdes lanes.
> 
> 10GBASE-KR is a single lane Serdes backplane ethernet connection method
> with autonegotiation on the link.  Some PHYs use this to connect to the
> ethernet interface at 10G speeds, switching to other connection types
> when utilising slower speeds.
> 
> 10GBASE-KR is also used for XFI and SFI to connect to XFP and SFP fiber
> modules.
> 
> Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>

This looks good, but you also need to update
Documentation/ABI/testing/sysfs-class-net-phydev since we report
phy_interface from sysfs.

With that fixed:

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian