linux-kernel - Re: [PATCH net-next v2 0/2] Add Marvell PHY PTP support

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Message-ID: <20250409104803.20ed97d4@kmaincent-XPS-13-7390>
Date: Wed, 9 Apr 2025 10:48:03 +0200
From: Kory Maincent <kory.maincent@...tlin.com>
To: Vladimir Oltean <vladimir.oltean@....com>
Cc: "Russell King (Oracle)" <linux@...linux.org.uk>, Andrew Lunn
 <andrew@...n.ch>, Heiner Kallweit <hkallweit1@...il.com>, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski
 <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, Marek Beh√∫n <kabel@...nel.org>, Richard Cochran
 <richardcochran@...il.com>, Thomas Petazzoni
 <thomas.petazzoni@...tlin.com>, Maxime Chevallier
 <maxime.chevallier@...tlin.com>, linux-kernel@...r.kernel.org,
 netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 0/2] Add Marvell PHY PTP support

On Wed, 9 Apr 2025 11:38:35 +0300
Vladimir Oltean <vladimir.oltean@....com> wrote:

> On Wed, Apr 09, 2025 at 09:35:59AM +0100, Russell King (Oracle) wrote:
> > On Wed, Apr 09, 2025 at 10:31:30AM +0200, Kory Maincent wrote:  
> > > On Tue, 8 Apr 2025 21:38:19 +0100
> > > "Russell King (Oracle)" <linux@...linux.org.uk> wrote:
> > >   
>  [...]  
>  [...]  
>  [...]  
>  [...]  
>  [...]  
> > > 
> > > Great, thank you for the testing!
> > >   
>  [...]  
> > > 
> > > Yes.
> > >   
>  [...]  
> > > 
> > > Indeed mvpp2 has not been update to support the ndo_hwtstamp_get/set NDOs.
> > > Vlad had made some work to update all net drivers to these NDOs but he
> > > never send it mainline:
> > > https://github.com/vladimiroltean/linux/commits/ndo-hwtstamp-v9
> > > 
> > > I have already try to ping him on this but without success.
> > > Vlad any idea on when you could send your series upstream?  
> > 
> > Right, and that means that the kernel is not yet ready to support
> > Marvell PHY PTP, because all the pre-requisits to avoid breaking
> > mvpp2 have not yet been merged.
> > 
> > So that's a NAK on this series from me.
> > 
> > I'd have thought this would be obvious given my well known stance
> > on why I haven't merged Marvell PHY PTP support before.
> > 
> > -- 
> > RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
> > FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!  
> 
> I will try to update and submit that patch set over the course of this
> weekend.

That's great, thanks for the update status!

Regards,
-- 
Köry Maincent, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com