netdev - Re: [PATCH net] net: phylink: fix link state on phy-connect

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Message-ID: <20171128135610.GD20797@lunn.ch>
Date:   Tue, 28 Nov 2017 14:56:10 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Antoine Tenart <antoine.tenart@...e-electrons.com>
Cc:     rmk@...linux.org.uk, f.fainelli@...il.com, davem@...emloft.net,
        Yan Markman <ymarkman@...vell.com>,
        gregory.clement@...e-electrons.com,
        thomas.petazzoni@...e-electrons.com,
        miquel.raynal@...e-electrons.com, nadavh@...vell.com,
        mw@...ihalf.com, stefanc@...vell.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: phylink: fix link state on phy-connect

> +	/* On _disconnect, the phy state machine and phylink resolve
> +	 * are stopped before executing full gracefull down/reset state.
> +	 * The further _connect starts with incorrect init state. Let's set
> +	 * init values here.
> +	 */
> +	pl->phy_state.link = false;
> +	pl->link_config.pause = MLO_PAUSE_AN;
> +	pl->link_config.speed = SPEED_UNKNOWN;
> +	pl->link_config.duplex = DUPLEX_UNKNOWN;

Hi Antoine

Looks sensible. My only comment would be, maybe it makes sense to
reduce the duplication by adding a little helper which is called here,
and in phylink_create()?

    Andrew