netdev - Re: [PATCH 1/1] ethtool : added get_phy_stats,get_strings,get_sset

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Date:   Tue, 28 Mar 2017 14:10:29 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Thomas Scariah <thomasscariah@...il.com>
Cc:     Florian Fainelli <f.fainelli@...il.com>, nsekhar@...com,
        grygorii.strashko@...com, davem@...emloft.net,
        drivshin@...worx.com, mugunthanvnm@...com,
        ivan.khoronzhuk@...aro.org,
        Thomas Scariah <thomas.scariah@...man.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] ethtool : added
 get_phy_stats,get_strings,get_sset_count

On Tue, Mar 28, 2017 at 11:56:40AM +0530, Thomas Scariah wrote:
> Hello Florian/Andrew,
> 
> 
> On Mon, Mar 27, 2017 at 10:14 PM, Florian Fainelli <f.fainelli@...il.com>
> wrote:
> 
> > Hello,
> >
> > On 03/27/2017 03:12 AM, Thomas Scariah wrote:
> > > From: "Scariah, Thomas" <thomas.scariah@...man.com>
> > >
> > >  Added functions to support ethtool to print the phy statistics and error
> > >  information along with other ethtool statistics. This will help ethtool
> > >  information to know the error is from physical layer or MAC layer.
> > >  This is an enahancement for ethtool to accommodate phy statistics
> >
> > It sounds like your patch should actually be 3 different patches:
> >
> > - add helper function to the core PHY library
> > - add statistics support to the Micrel PHY driver
> > - hook the proper ndo operations in cpsw to allow querying the PHY
> > driver's statistics
> >
> 
> Yes agreed. This can be 3 different patches .
> Anyway the latest kernel already has the same change.
> I have developed this patch against Kernel 4.4.14 and the similar
> functionality was not available.

Hi Thomas

O.K, using v4.4 explains a lot. However, we only accept patches
against:

git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git

I still suggest you only do the PHY driver parts, and don't touch the
MAC driver.

	Andrew