Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932894AbdCUQG5 (ORCPT ); Tue, 21 Mar 2017 12:06:57 -0400 Received: from mx08-00178001.pphosted.com ([91.207.212.93]:39457 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1758001AbdCUQGy (ORCPT ); Tue, 21 Mar 2017 12:06:54 -0400 Subject: Re: linux-next-20170320 break stmmac on dwmac-sunxi To: Corentin Labbe , References: <20170320195406.GA19174@Red> CC: , , Joao Pinto From: Giuseppe CAVALLARO Message-ID: <4184996f-08c7-b884-98f5-a9b4abf9e0ba@st.com> Date: Tue, 21 Mar 2017 15:39:00 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.1.0 MIME-Version: 1.0 In-Reply-To: <20170320195406.GA19174@Red> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.75.127.47] X-ClientProxiedBy: SFHDAG2NODE2.st.com (10.75.127.5) To SFHDAG4NODE1.st.com (10.75.127.10) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2017-03-21_11:,, signatures=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 669 Lines: 19 Hello Corentin yes, bisect process is really good approach to me. Pls give us more details. Recently the multi DMA channel logic has been added so it could be that something is needed to allow your platform to manage the new code. Or we introduced some regression. If I have some other idea, I ping you. Peppe On 3/20/2017 8:54 PM, Corentin Labbe wrote: > Hello > > Just pushed next-20170320 to my boards and stmmac stop working on both intree dwmac-sunxi and my dev dwmac-sun8i. > It seems that interrupts never fire, and transmit queue timeout. > I will try to bisect this problem but perhaps other people could try to reproduce it. > > Regards > Corentin Labbe >