Re: [PATCH net-next v2 2/2] net: phy: DP83822: Add ability to advertise Fiber connection

From: Andrew Lunn
Date: Sat Jul 11 2020 - 14:45:24 EST


> +#define MII_DP83822_FIBER_ADVERTISE (SUPPORTED_AUI | SUPPORTED_FIBRE | \
> + SUPPORTED_BNC | SUPPORTED_Pause | \
> + SUPPORTED_Asym_Pause | \
> + SUPPORTED_100baseT_Full)
> +
> + /* Setup fiber advertisement */
> + err = phy_modify_changed(phydev, MII_ADVERTISE,
> + ADVERTISE_1000XFULL |
> + ADVERTISE_1000XPAUSE |
> + ADVERTISE_1000XPSE_ASYM,
> + MII_DP83822_FIBER_ADVERTISE);

That looks very odd. SUPPORTED_AUI #define has nothing to do with
MII_ADVERTISE register. It is not a bit you can read/write in that
register.

Andrew