netdev - Re: [PATCH net-next v2 4/9] net: dsa: mv88e6xxx: create chip->info->ops->serdes_get

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Message-ID: <20190824154502.GD32555@t480s.localdomain>
Date:   Sat, 24 Aug 2019 15:45:02 -0400
From:   Vivien Didelot <vivien.didelot@...il.com>
To:     Marek Behún <marek.behun@....cz>
Cc:     netdev@...r.kernel.org, Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Marek Behún <marek.behun@....cz>
Subject: Re: [PATCH net-next v2 4/9] net: dsa: mv88e6xxx: create
 chip->info->ops->serdes_get_lane method

Hi Marek,

On Fri, 23 Aug 2019 23:25:58 +0200, Marek Behún <marek.behun@....cz> wrote:
> +	/* SERDES lane mapping */
> +	int (*serdes_get_lane)(struct mv88e6xxx_chip *chip, int port);

I would prefer to keep the return code strictly for error checking as commonly
used in the driver:

    int (*serdes_get_lane)(struct mv88e6xxx_chip *chip, int port, int *lane);

Also the "lane" seems to be an address, so maybe u8 or u16 if more appropriate?


Thanks,

	Vivien