From mboxrd@z Thu Jan 1 00:00:00 1970 From: Francois Romieu Subject: Re: [PATCH] r8169: fix random mdio_write failures Date: Tue, 8 Jun 2010 08:26:26 +0200 Message-ID: <20100608062626.GA3197@electric-eye.fr.zoreil.com> References: <4C0A1736.9030209@iki.fi> <1275733273-28321-1-git-send-email-timo.teras@iki.fi> <20100605124103.GA3213@electric-eye.fr.zoreil.com> <4C31B2E3BE2B481DB749C669DFE23645@realtek.com.tw> <20100607215115.GA6583@electric-eye.fr.zoreil.com> <4C0DDDCC.6010500@iki.fi> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: hayeswang , netdev@vger.kernel.org, davem@davemloft.net To: Timo =?utf-8?B?VGVyw6Rz?= Return-path: Received: from 30.185.140-88.rev.gaoland.net ([88.140.185.30]:43103 "EHLO electric-eye.fr.zoreil.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753169Ab0FHG0x (ORCPT ); Tue, 8 Jun 2010 02:26:53 -0400 Content-Disposition: inline In-Reply-To: <4C0DDDCC.6010500@iki.fi> Sender: netdev-owner@vger.kernel.org List-ID: Timo Ter=C3=A4s : [ok] > iteration. It sounds unlikely that polling the status register would > slow down the actual write operation (if that is the case then 100us > would be desirable). I would not be that surprized. > Changing my 25us to 20us would good. The original 25us was just a gue= ss. > The comment should be probably also updated that those delays are fro= m > realtek hw specs then. Yes. > Would you like me to send a patch? Of course. Some comment from Hayes regarding mdio_read would be welcome beforehand though. --=20 Ueimor