netdev - Re: [PATCH 01/12] sfc: Simplify PHY polling

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Message-Id: <20091128.235902.02281632.davem@davemloft.net>
Date:	Sat, 28 Nov 2009 23:59:02 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	bhutchings@...arflare.com
Cc:	netdev@...r.kernel.org, linux-net-drivers@...arflare.com
Subject: Re: [PATCH 01/12] sfc: Simplify PHY polling

From: Ben Hutchings <bhutchings@...arflare.com>
Date: Sat, 28 Nov 2009 15:34:05 +0000

> From: Steve Hodgson <shodgson@...arflare.com>
> 
> Falcon can generate events for LASI interrupts from the PHY, but in
> practice we have never implemented this in reference designs.  Instead
> we have polled, inserted the appropriate events, and then handled the
> events later.  This is a waste of time and code.
> 
> Instead, make PHY poll functions update the link state synchronously
> and report whether it changed.  We can still make use of the LASI
> registers as a shortcut on the SFT9001.
> 
> Signed-off-by: Ben Hutchings <bhutchings@...arflare.com>

Applied.
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