From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [net-2.6 PATCH] ixgbe: Power down PHY during driver resets Date: Tue, 27 Apr 2010 10:18:49 -0700 (PDT) Message-ID: <20100427.101849.91330635.davem@davemloft.net> References: <20100427103814.23338.47637.stgit@localhost.localdomain> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, gospo@redhat.com, peter.p.waskiewicz.jr@intel.com To: jeffrey.t.kirsher@intel.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:36283 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754221Ab0D0RSn (ORCPT ); Tue, 27 Apr 2010 13:18:43 -0400 In-Reply-To: <20100427103814.23338.47637.stgit@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-ID: From: Jeff Kirsher Date: Tue, 27 Apr 2010 03:38:15 -0700 > From: Peter Waskiewicz > > The PHY laser is still on during driver init. It's allowing > garbage to hit our FIFO, which eventually can cause the entire > device to die. Power down the laser while setting up the device, > and re-enable the laser before getting link. > > Signed-off-by: Peter P Waskiewicz Jr > Signed-off-by: Jeff Kirsher Applied.