Re: [PATCH net-next V1] net: pcs: xpcs: Add 2500BASE-X case in get state for XPCS drivers

[Raju Lakkaraju]

Hi Russell King,

Thank you for review the patch.

The 10/26/2023 10:01, Russell King (Oracle) wrote:
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> 
> On Thu, Oct 26, 2023 at 11:13:05AM +0530, Raju Lakkaraju wrote:
> > +     sts = xpcs_read(xpcs, MDIO_MMD_VEND2, DW_VR_MII_MMD_STS);
> > +
> > +     state->link = !!(sts & DW_VR_MII_MMD_STS_LINK_STS);
> > +     if (!state->link) {
> > +             state->speed = SPEED_UNKNOWN;
> > +             state->pause = MLO_PAUSE_NONE;
> > +             state->duplex = DUPLEX_UNKNOWN;
> > +             return 0;
> > +     }
> 
> You don't need this. If autoneg is enabled then these are initialised
> prior to calling this by phylink using:
> 
>                 state->speed = SPEED_UNKNOWN;
>                 state->duplex = DUPLEX_UNKNOWN;
>                 state->pause = MLO_PAUSE_NONE;
> 

Ok. I will remove the change.

Thanks,
Raju

> or if not using autoneg:
> 
>                 state->speed =  pl->link_config.speed;
>                 state->duplex = pl->link_config.duplex;
>                 state->pause = pl->link_config.pause;
> 
> so you don't need to touch them if the link is down.
> 
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Thanks,                                                                         
Raju