netdev - Re: [PATCH net-next v2] igb: reset PHY after recovering from PHY power down

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Message-ID: <1324536364.2327.39.camel@jtkirshe-mobl>
Date:	Wed, 21 Dec 2011 22:46:04 -0800
From:	Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:	Koki Sanagi <sanagi.koki@...fujitsu.com>
Cc:	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"Wyborny, Carolyn" <carolyn.wyborny@...el.com>,
	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	"Allan, Bruce W" <bruce.w.allan@...el.com>,
	"Skidmore, Donald C" <donald.c.skidmore@...el.com>,
	"Rose, Gregory V" <gregory.v.rose@...el.com>,
	"Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.com>,
	"Duyck, Alexander H" <alexander.h.duyck@...el.com>,
	"Ronciak, John" <john.ronciak@...el.com>
Subject: Re: [PATCH net-next v2] igb: reset PHY after recovering from PHY
 power down

On Sun, 2011-12-18 at 17:24 -0800, Koki Sanagi wrote:
> According to 82576_Datasheet.pdf, PHY setting is lost after PHY power
> down.
> So resetting PHY is needed when recovering from PHY power down to set
> a default
> setting to PHY register.
> Owing to this lack, NIC doesn't link up in some rare situation.
> 
> Signed-off-by: Koki Sanagi <sanagi.koki@...fujitsu.com> 

I have added this patch to my queue.  Thanks Koki!

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