From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp.nokia.com ([192.100.105.134]:28284 "EHLO mgw-mx09.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753032AbZGTJIm (ORCPT ); Mon, 20 Jul 2009 05:08:42 -0400 Message-ID: <4A643408.2020408@nokia.com> Date: Mon, 20 Jul 2009 12:08:24 +0300 From: Sakari Ailus Reply-To: sakari.ailus@maxwell.research.nokia.com MIME-Version: 1.0 To: John Sarman CC: Sergio Aguirre , "Toivonen Tuukka.O (Nokia-D/Oulu)" , linux-media Subject: Re: Help bringing up a sensor driver for isp omap34xx.c References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: (Dropped Sameer and Mohit from Cc.) John Sarman wrote: > Hello, Hi, > I am having a problem deciphering what is wrong with my sensor > driver. It seems that everything operates on the driver but that I am > getting buffer overflows. I have fully tested the image sensor and it > is set to operate in 640x480 mode. currently it is like 648x 487 for > the dummy pixels and lines. I have enabled all the debugging #defines > in the latest code from the gitorious repository. I also had to edit > a few debug statements because they cause the compile to fail. Those > failures were due to the resizer rewrite and since the #defines were > commented out that code was never compiled. Anyways here is my dmesg > after I open and select the /dev/video0. > > I have been banging my head against a wall for 2 weeks now. > > Thanks, ... ISPSBL_PCR_CCDCPRV_2_RSZ_OVF very often without any ill effects (AFAIR) which consequently causes OVF_IRQ to be triggered. It can be ignored. How are your images? :) Printing things that big from the interrupt handler might hamper with your image captuting efforts, too. Cheers, -- Sakari Ailus sakari.ailus@maxwell.research.nokia.com