netdev - Re: [PATCH net-next 2/2] net: phy: Add Fast Link Failure

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Date:   Tue, 18 Oct 2016 17:01:03 +0530
From:   Raju Lakkaraju <Raju.Lakkaraju@...rosemi.com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     Florian Fainelli <f.fainelli@...il.com>, <netdev@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <Allan.Nielsen@...rosemi.com>
Subject: Re: [PATCH net-next 2/2] net: phy: Add Fast Link Failure - 2 set
 driver for Microsemi PHYs.

Hi Andrew,

On Tue, Oct 18, 2016 at 12:58:20PM +0200, Andrew Lunn wrote:
> EXTERNAL EMAIL
> 
> 
> > > In fact, this looks a lot like netdev features (e.g: checksum
> > > offload), and there seems to be some commonality here between at
> > > least Marvell and Microsemi (for the faster link down reporting),
> > > so maybe we should start adding PHY features similar to netdev
> > > features?
> 
> > Sure.
> >
> > I would like add one flag in phy_device structure:
> > u64 phy_features;
> >
> > In phy_driver structure, i would like to add 2 function pointer as
> >
> > int (*phy_featues_set)(struct phy_device *phydev);
> > int (*phy_featues_get)(struct phy_device *phydev);
> >
> > All the PHY specific features i.e. Fast link failure -2, Downshift, Loopback etc
> > are the case in feature_set/feature_get functions.
> 
> Please follow how the ethertool features are implemented. So you need
> to extend net/core/ethtool.c to pass these call down, etc.
> 

Sure. I will do.
Do i need to change Ethtool application and submit along with 
downshift driver patch (i.e. ethtool.c, phy.c, cpsw.c and mscc.c changes) ? 
>        Andrew

---
Thanks,
Raju.