From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-out.m-online.net (mail-out.m-online.net [IPv6:2001:a60:0:70:0:1:25:1]) by ozlabs.org (Postfix) with ESMTP id 3C8AAB6F13 for ; Thu, 19 Jan 2012 20:34:16 +1100 (EST) Date: Thu, 19 Jan 2012 10:34:05 +0100 From: Anatolij Gustschin To: Matthias Fuchs Subject: Re: Problem with full speed devices on PowerPC MPC5121 host port Message-ID: <20120119103405.2256d750@wker> In-Reply-To: <4F16CC3C.6060005@esd.eu> References: <4F1581E2.9030400@esd.eu> <20120118120811.04f7c601@wker> <4F16CC3C.6060005@esd.eu> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Cc: linuxppc-dev@ozlabs.org, linux-usb@vger.kernel.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi Matthias, On Wed, 18 Jan 2012 14:42:20 +0100 Matthias Fuchs wrote: ... > > Can you try the attached patch? Does it have an impact? > > Yes, in deed, it solved my problem :-) Finally I noticed that > the problem is listed in the CPU's errata document. > > You could update the comment and commit message to "... when there is > heavy simultaneus PATA write or network activity". > > I vote for getting this mainline. > > Tested-by: Matthias Fuchs Thanks for testing! I'll rework to remove ifdef in the patch and fix commit message and then resubmit. Anatolij