From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: omapfb: help from userspace Date: Thu, 16 Oct 2008 15:10:54 -0700 Message-ID: <20081016221053.GZ15820@atomide.com> References: <13B9B4C6EF24D648824FF11BE89671620365B58844@dlee02.ent.ti.com> <20081009124357.GF26230@atomide.com> <20081016205743.GS15820@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-01-bos.mailhop.org ([63.208.196.178]:60598 "EHLO mho-01-bos.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757773AbYJPWK7 (ORCPT ); Thu, 16 Oct 2008 18:10:59 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Nathan Monson Cc: Paul Walmsley , "Woodruff, Richard" , "linux-omap@vger.kernel.org List" , "TK, Pratheesh Gangadhar" , Rick Bronson * Nathan Monson [081016 15:08]: > On Thu, Oct 16, 2008 at 1:57 PM, Tony Lindgren wrote: > > Here's my patch to attempt to fix this issue, could you all give it a > > try please? So far it has worked for me, I'd like to hear what Nathan's > > dsp test case does! > > > > Basically it's modified patch from Russell, except reading back the > > revision register is not enough. Looks like we need to read back the > > same register we're writing. > > I applied this patch and it didn't help. I crashed once on boot-up > and then again within a couple of calls to the DSP Bridge 'ping' test, > both times with the irq -33. > > Is there anything else I should have beside this patch? I applied it > on latest linux-omap git. No.. And I also got some -33 errors here too :( So back to the drawing board. Could you post step by step instructions on how you can reproduce your problem? Tony