linux-kernel - Re: [RFC PATCH net-next 1/2] net: phy: exported the genphy_read_master

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Date:   Mon, 7 Mar 2022 14:53:22 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Arun Ramadoss <arun.ramadoss@...rochip.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        UNGLinuxDriver@...rochip.com
Subject: Re: [RFC PATCH net-next 1/2] net: phy: exported the
 genphy_read_master_slave function

> @@ -2401,9 +2396,14 @@ int genphy_read_status(struct phy_device *phydev)
>  	phydev->pause = 0;
>  	phydev->asym_pause = 0;
>  
> -	err = genphy_read_master_slave(phydev);
> -	if (err < 0)
> -		return err;
> +	if (phydev->is_gigabit_capable) {
> +		err = genphy_read_master_slave(phydev);
> +		if (err < 0)
> +			return err;
> +	} else {
> +		phydev->master_slave_get = MASTER_SLAVE_CFG_UNSUPPORTED;
> +		phydev->master_slave_state = MASTER_SLAVE_STATE_UNSUPPORTED;
> +	}

Rather than have this else clause, just initialize them to
_UNSUPPORTED, in the same block as speed, duplex and pause are
initialized above.

Otherwise, this looks good.

	   Andrew