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From: Sascha Hauer <s.hauer@pengutronix.de>
To: "Clément Leger" <cleger@kalray.eu>
Cc: Barebox List <barebox@lists.infradead.org>
Subject: Re: [PATCH] phy: call adjust_link in attach if using fixed-link
Date: Tue, 16 Oct 2018 08:56:38 +0200	[thread overview]
Message-ID: <20181016065638.t5mwfenlcb4iz5tp@pengutronix.de> (raw)
In-Reply-To: <1034587066.7904413.1539615604832.JavaMail.zimbra@kalray.eu>

On Mon, Oct 15, 2018 at 05:00:04PM +0200, Clément Leger wrote:
> Normally, phy_update_status is in charge of reporting a change in link
> status when phy is updated. When using fixed-link, speed and duplex are
> initialized directly after registering the phy and there is no driver.
> Hence when phy_update_status is called, the check for new values fails
> and returns directly. Since update_link call is mandatory for some
> network devices to work, call it directly when using fixed link in
> phy_device_attach to force update of link.
> 
> Signed-off-by: Clement Leger <clement.leger@kalray.eu>
> ---
>  drivers/net/phy/phy.c | 4 ++++
>  1 file changed, 4 insertions(+)

Indeed, sounds logical. Applied, thanks

Sascha

> 
> diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
> index 42dcad906..63f249fcf 100644
> --- a/drivers/net/phy/phy.c
> +++ b/drivers/net/phy/phy.c
> @@ -398,6 +398,10 @@ static int phy_device_attach(struct phy_device *phy, struct eth_device *edev,
>  
>  	phy->adjust_link = adjust_link;
>  
> +	/* If the phy is a fixed-link, then call adjust_link directly */
> +	if (!phy->bus && adjust_link)
> +		adjust_link(edev);
> +
>  	return 0;
>  }
>  
> -- 
> 2.15.0.276.g89ea799
> 
> _______________________________________________
> barebox mailing list
> barebox@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/barebox
> 

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      reply	other threads:[~2018-10-16  6:56 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-15 15:00 Clément Leger
2018-10-16  6:56 ` Sascha Hauer [this message]

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