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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Bill Fink <billfink@mindspring.com>
Cc: super.firetwister@googlemail.com, netdev@vger.kernel.org,
	jgarzik@pobox.com, linuxppc-dev@ozlabs.org
Subject: Re: [PATCH] ibm_newemac: Increase MDIO timeouts
Date: Sat, 26 Apr 2008 08:22:38 +1000	[thread overview]
Message-ID: <1209162158.5420.35.camel@pasglop> (raw)
In-Reply-To: <20080425165703.864e63bd.billfink@mindspring.com>


On Fri, 2008-04-25 at 16:57 -0400, Bill Fink wrote:
> On Wed, 23 Apr 2008, Benjamin Herrenschmidt wrote:
> 
> > This patch doubles the MDIO timeouts in EMAC as there are field
> > cases where they are two short to communicate with some PHYs.
> 
> I guess them being "two short" is why they needed to be doubled.  :-)

Well, in that case, it makes sense, it's still pretty short and better
safe than sorry. On day I may look at actually measuring PHYs and see if
it's worth trying to do sleeping waits in there.

Ben.

  reply	other threads:[~2008-04-25 22:22 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-23  5:17 [PATCH] ibm_newemac: Increase MDIO timeouts Benjamin Herrenschmidt
2008-04-25  6:04 ` Jeff Garzik
2008-04-25 20:57 ` Bill Fink
2008-04-25 22:22   ` Benjamin Herrenschmidt [this message]
2008-04-25 23:58     ` Josh Boyer
2008-04-26  3:35       ` Benjamin Herrenschmidt

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