linux-kernel - RE: [PATCH net v2 0/2] Fix PHY handle no longer parsing

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Message-ID: <PH0PR11MB75877BF4D0E96399CAA343549D819@PH0PR11MB7587.namprd11.prod.outlook.com>
Date:   Tue, 21 Mar 2023 08:37:48 +0000
From:   "Sit, Michael Wei Hong" <michael.wei.hong.sit@...el.com>
To:     Russell King <linux@...linux.org.uk>
CC:     Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        "Jakub Kicinski" <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        "Ong, Boon Leong" <boon.leong.ong@...el.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-stm32@...md-mailman.stormreply.com" 
        <linux-stm32@...md-mailman.stormreply.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Looi, Hong Aun" <hong.aun.looi@...el.com>,
        "Voon, Weifeng" <weifeng.voon@...el.com>,
        "Lai, Peter Jun Ann" <peter.jun.ann.lai@...el.com>
Subject: RE: [PATCH net v2 0/2] Fix PHY handle no longer parsing



> -----Original Message-----
> From: Russell King <linux@...linux.org.uk>
> Sent: Saturday, March 18, 2023 4:54 AM
> To: Sit, Michael Wei Hong <michael.wei.hong.sit@...el.com>
> Cc: Giuseppe Cavallaro <peppe.cavallaro@...com>; Alexandre
> Torgue <alexandre.torgue@...s.st.com>; Jose Abreu
> <joabreu@...opsys.com>; David S . Miller
> <davem@...emloft.net>; Eric Dumazet
> <edumazet@...gle.com>; Jakub Kicinski <kuba@...nel.org>;
> Paolo Abeni <pabeni@...hat.com>; Maxime Coquelin
> <mcoquelin.stm32@...il.com>; Ong, Boon Leong
> <boon.leong.ong@...el.com>; netdev@...r.kernel.org; linux-
> stm32@...md-mailman.stormreply.com; linux-arm-
> kernel@...ts.infradead.org; linux-kernel@...r.kernel.org; Looi,
> Hong Aun <hong.aun.looi@...el.com>; Voon, Weifeng
> <weifeng.voon@...el.com>; Lai, Peter Jun Ann
> <peter.jun.ann.lai@...el.com>
> Subject: Re: [PATCH net v2 0/2] Fix PHY handle no longer parsing
> 
> On Tue, Mar 14, 2023 at 03:02:06PM +0800, Michael Sit Wei Hong
> wrote:
> > After the fixed link support was introduced, it is observed that
> PHY
> > no longer attach to the MAC properly.
> 
> You are aware, I hope, that fixed-link and having a PHY are
> mutually exclusive?
> 
> In other words, you can't use fixed-link to specify parameters for
> a PHY.
> 
Yes but when the fixed-link support code was added, all our non
fixed-link devices are not attaching the PHYs to the MACs, hence
the reason for this patch series, to ensure both fixed-link and
non fixed-link scenarios work properly.
> --
> RMK's Patch system:
> https://www.armlinux.org.uk/developer/patches/
> FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at
> last!