From mboxrd@z Thu Jan 1 00:00:00 1970 From: Liam Girdwood Subject: Re: [PATCH 4/6] ASoC: OMAP: Add CPU DAI driver for HDMI Date: Sun, 8 May 2011 20:44:41 +0100 Message-ID: <4DC6F2A9.8070804@ti.com> References: <1304580113-24819-1-git-send-email-ricardo.neri@ti.com> <1304580113-24819-5-git-send-email-ricardo.neri@ti.com> <20110505082253.GF11744@opensource.wolfsonmicro.com> <1304624105.1900.41.camel@sagan> <20110506132133.GM23729@opensource.wolfsonmicro.com> <1304813117.11941.197.camel@sagan> <20110508103402.GA12921@opensource.wolfsonmicro.com> <4DC67AFC.5040607@ti.com> <20110508155628.GA32214@opensource.wolfsonmicro.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from devils.ext.ti.com (devils.ext.ti.com [198.47.26.153]) by alsa0.perex.cz (Postfix) with ESMTP id 0DDBC1037FF for ; Sun, 8 May 2011 21:44:49 +0200 (CEST) In-Reply-To: <20110508155628.GA32214@opensource.wolfsonmicro.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: Mark Brown Cc: "Neri, Ricardo" , "alsa-devel@alsa-project.org" , "lrg@slimlogic.co.uk" List-Id: alsa-devel@alsa-project.org On 08/05/11 16:56, Mark Brown wrote: > On Sun, May 08, 2011 at 12:14:04PM +0100, Liam Girdwood wrote: >> On 08/05/11 11:34, Mark Brown wrote: > >>> I repeat my question - why do you need to check this? You'll get errors >>> but you're generating an error anyway so it's not clear what the urgency >>> is. > >> I think the problem here is that the errors are fatal data aborts here >> when L3 DSS access is disabled. > > So it'll segfault or something instead of just not transferring data or > whatever? Yep, it will cause a CPU data abort exception in this case. Liam