From mboxrd@z Thu Jan 1 00:00:00 1970 From: Valentin Longchamp Subject: Re: [PATCH 2/4 v8] i.MX31: Image Processing Unit DMA and IRQ drivers Date: Fri, 23 Jan 2009 16:09:05 +0100 Message-ID: <4979DD91.4030807@epfl.ch> References: <4978C01B.8080707@epfl.ch> <4978CD75.70203@epfl.ch> <49798E4A.4030709@epfl.ch> <4979D97F.7030007@epfl.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from sfi-mx-3.v28.ch3.sourceforge.com ([172.29.28.123] helo=mx.sourceforge.net) by h25xhf1.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1LQNem-0003QE-UL for linux-fbdev-devel@lists.sourceforge.net; Fri, 23 Jan 2009 15:09:16 +0000 Received: from smtp3.epfl.ch ([128.178.224.226]) by 3b2kzd1.ch3.sourceforge.com with smtp (Exim 4.69) id 1LQNed-0004Wn-CR for linux-fbdev-devel@lists.sourceforge.net; Fri, 23 Jan 2009 15:09:16 +0000 In-Reply-To: <4979D97F.7030007@epfl.ch> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-fbdev-devel-bounces@lists.sourceforge.net To: "linux-arm-kernel@lists.arm.linux.org.uk" Cc: "linux-fbdev-devel@lists.sourceforge.net" , Dan Williams , Guennadi Liakhovetski Valentin Longchamp wrote: > > Ok let's get back to this point. The initcall_debug=1 boot option helped > a lot (thanks Russel). So all initcalls correctly are called ipu_init > inclusive (my pr_debug calls did show nothing even with the debug and > dynamic_printk option, so I thought initcalls were not called ... I > don't understand what happened here) I undestrand what happened: dynamic_printk also are enabled by an initcall, and this initcall happens AFTER the ipu_init inicall, so the dynamic_printks are not enabled when I try to output something in the ipu_init (so all my pr_debug output were silent). Val -- Valentin Longchamp, PhD Student, EPFL-STI-LSRO1 valentin.longchamp@epfl.ch, Phone: +41216937827 http://people.epfl.ch/valentin.longchamp MEA3485, Station 9, CH-1015 Lausanne ------------------------------------------------------------------------------ This SF.net email is sponsored by: SourcForge Community SourceForge wants to tell your story. http://p.sf.net/sfu/sf-spreadtheword