Subject: Re: [PATCH 2/2] net: phy: Provide Module 4 KSZ9477 errata (DS80000754C)

From: "Russell King (Oracle)" <[email-masked]>
Date: Thu, 31 Aug 2023 08:13:10 +0100

On Thu, Aug 31, 2023 at 06:40:04AM +0200, Oleksij Rempel wrote:
> Hi Lukasz,
> 
> On Wed, Aug 30, 2023 at 06:38:18PM +0200, Lukasz Majewski wrote:
> > Hi Oleksij,
>  
> > The implementation as you suggested seems to work :-)
> > 
> > The ksz_get_phy_flags() - where the MICREL_NO_EEE is set is executed
> > before ksz9477_config_init().
> > 
> > And then the eee_broken_modes are taken into account.
> > 
> > # ethtool --show-eee lan1
> > EEE Settings for lan1:
> >         EEE status: disabled
> >         Tx LPI: 0 (us)
> >         Supported EEE link modes:  100baseT/Full 
> >                                    1000baseT/Full 
> >         Advertised EEE link modes:  Not reported
> >         Link partner advertised EEE link modes:  Not reported
> > 
> > I will prepare tomorrow a proper patch.
> 
> can you please by the way remove this line:
> https://elixir.bootlin.com/linux/v6.5/source/drivers/net/phy/micrel.c#L1803
> 
> it is obsolet by eee_broken_modes.

... and if possible verify on the link partner side that indeed no
EEE modes are being advertised by the Micrel device.

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