linux-kernel - Re: [PATCH 2/2] sky2: Add unidirectional fiber link support

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Message-ID: <20100827133825.494b8098@nehalam>
Date:	Fri, 27 Aug 2010 13:38:25 -0700
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	Kyle Moffett <Kyle.D.Moffett@...ing.com>
Cc:	linux-kernel@...r.kernel.org, Kyle Moffett <kyle@...fetthome.net>,
	netdev@...r.kernel.org
Subject: Re: [PATCH 2/2] sky2: Add unidirectional fiber link support

On Fri, 27 Aug 2010 15:42:18 -0400
Kyle Moffett <Kyle.D.Moffett@...ing.com> wrote:

> +	/* 
> +	 * Once interrupts are reenabled, reset the PHY again to make sure
> +	 * that we didn't miss a link-up interrupt.  This is especially
> +	 * likely to occur if we're in fiber-txonly mode, as a link-up
> +	 * interrupt is generated almost immediately after we finish
> +	 * programming the PHY.
> +	 */
> +	sky2_phy_reinit(sky2);

Won't this cause a renegotiation causing up to 2 second delay?

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