From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?Timo_Ter=E4s?= Subject: Re: r8169 mac reading/writing broken Date: Sat, 27 Mar 2010 14:25:31 +0200 Message-ID: <4BADF93B.3070609@iki.fi> References: <4BADDDB7.4010005@iki.fi> <20100327114059.GA3432@electric-eye.fr.zoreil.com> <4BADF01E.9090906@iki.fi> <20100327120358.GA5114@electric-eye.fr.zoreil.com> <4BADF738.2060600@iki.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: Ivan Vecera , netdev@vger.kernel.org To: =?ISO-8859-1?Q?Fran=E7ois_Romieu?= Return-path: Received: from mail-ew0-f220.google.com ([209.85.219.220]:51710 "EHLO mail-ew0-f220.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753014Ab0C0MZe (ORCPT ); Sat, 27 Mar 2010 08:25:34 -0400 Received: by ewy20 with SMTP id 20so241753ewy.1 for ; Sat, 27 Mar 2010 05:25:33 -0700 (PDT) In-Reply-To: <4BADF738.2060600@iki.fi> Sender: netdev-owner@vger.kernel.org List-ID: Timo Ter=E4s wrote: > Fran=E7ois Romieu wrote: >> Timo Ter=E4s : >> [...] >>> I don't think this would do anything. The high part is recorded=20 >>> correctly always. >>> It's the 'low' part that gets discarded. I can do similar test if=20 >>> writing it >>> more times will help. Will post results soon. >> >> You may check whether writing MAC4 before MAC0 makes a difference >> or not as well. >=20 > It seems that adding single printk between writing MAC0 and MAC4 fixe= s it. > I guess it needs a bit of delay between the writes or something. Oh, and writing MAC4 first seems to fix it too. - Timo