Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755606AbbLAHZ4 (ORCPT ); Tue, 1 Dec 2015 02:25:56 -0500 Received: from mail.karo-electronics.de ([81.173.242.67]:50789 "EHLO mail.karo-electronics.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754916AbbLAHZy convert rfc822-to-8bit (ORCPT ); Tue, 1 Dec 2015 02:25:54 -0500 Date: Tue, 1 Dec 2015 08:24:50 +0100 From: Lothar =?UTF-8?B?V2HDn21hbm4=?= To: Duan Andy Cc: Andrew Lunn , "David S. Miller" , Fabio Estevam , Greg Ungerer , Kevin Hao , Lucas Stach , Philippe Reynes , Richard Cochran , Russell King , Sascha Hauer , "Stefan Agner" , "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , Jeff Kirsher , "Uwe Kleine-K?nig" Subject: Re: [PATCH 0/3] net: fec: Reset ethernet PHY whenever the enet_out clock Message-ID: <20151201082450.6a4a9421@ipc1.ka-ro> In-Reply-To: References: <1448883168-30742-1-git-send-email-LW@KARO-electronics.de> Organization: Ka-Ro electronics GmbH MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1343 Lines: 27 Hi, > From: Lothar Waßmann Sent: Monday, November 30, 2015 7:33 PM > > To: Andrew Lunn; David S. Miller; Estevam Fabio-R49496; Greg Ungerer; > > Kevin Hao; Lothar Waßmann; Lucas Stach; Duan Fugang-B38611; Philippe > > Reynes; Richard Cochran; Russell King; Sascha Hauer; Stefan Agner; linux- > > kernel@vger.kernel.org; netdev@vger.kernel.org; Jeff Kirsher; Uwe Kleine- > > König > > Subject: [PATCH 0/3] net: fec: Reset ethernet PHY whenever the enet_out > > clock > > > > This patchset fixes a regression introduced by commit 8fff755e9f8d ("net: > > fec: Ensure clocks are enabled while using mdio bus") for ethernet PHYs > > that are using ENET_OUT as reference clock (on i.MX6 or i.MX28) > > > Do you mean commit 8fff755e9f8d cause your problem ? This commit just manage ipg clock in runtime because mdio bus can access external phy switch no matter netdev status. > No. Actually I meant commit e8fcfcd5684a ("net: fec: optimize the clock management to save power") which started to disable the clocks when not in use. Sorry for the confusion, Lothar Waßmann -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/