From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755178AbbIMCsE (ORCPT ); Sat, 12 Sep 2015 22:48:04 -0400 Received: from bubo.tul.cz ([147.230.16.1]:32977 "EHLO bubo.tul.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755145AbbIMCsC (ORCPT ); Sat, 12 Sep 2015 22:48:02 -0400 Subject: Re: [PATCH 2/3] net: irda: pxaficp_ir: convert to readl and writel To: Robert Jarzmik References: <1441261251-19548-1-git-send-email-robert.jarzmik@free.fr> <1441261251-19548-3-git-send-email-robert.jarzmik@free.fr> <55EF43E9.2040000@tul.cz> <55EF8A0F.7070106@tul.cz> <87twr4un1h.fsf@belgarion.home> <55F11FDE.6050304@tul.cz> <87io7iv845.fsf@belgarion.home> <55F233D2.3020708@tul.cz> <87y4gdtr6e.fsf@belgarion.home> <55F3A798.5090904@tul.cz> <87d1xnucfi.fsf@belgarion.home> Cc: zonque@gmail.com, ulf.hansson@linaro.org, Samuel Ortiz , Dmitry Eremin-Solenikov , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Arnd Bergmann From: Petr Cvek Message-ID: <55F4E3D7.2000106@tul.cz> Date: Sun, 13 Sep 2015 04:47:51 +0200 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <87d1xnucfi.fsf@belgarion.home> Content-Type: text/plain; charset=iso-8859-2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dne 12.9.2015 v 13:03 Robert Jarzmik napsal(a): > Petr Cvek writes: > >>>>> And it is true I have not tested the rootfs special case, where drivers are not >>>>> yet initialized (and more specifically gpio and interrupt chip). Your backtrace >>>>> should tell me if you fall into this category of issues ... but I digress, this >>>>> has no link with pxaficp. >>>> >>>> Should I start new thread? (same bug can be present in the FICP too) >>> Yes, this pxamci bothers me, it deserves a thread. >> >> Will start soon. > And I think I see your problem now : > (a) there is a regression from the commit 8c8fe97b2b8a, for which the fix is > here: https://lkml.org/lkml/2015/9/6/112 > (b) for gpio expanders, another fix is here : > https://lkml.org/lkml/2015/9/12/62 > > The regression is on dmaengine, that's where the thread belongs I think, at > least if that fixes your issue. > Great now it finally boots. Thanks. Petr