From mboxrd@z Thu Jan 1 00:00:00 1970 From: venki kaps Subject: OMAP3 DSP MMU fault + off mode issue Date: Tue, 14 Sep 2010 04:58:56 +0900 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: Received: from mail-yx0-f174.google.com ([209.85.213.174]:54942 "EHLO mail-yx0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754364Ab0IMT65 (ORCPT ); Mon, 13 Sep 2010 15:58:57 -0400 Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: omar.ramirez@ti.com, h-kanigeri2@ti.com, ameya.palande@nokia.com, fernando.lugo@ti.com, x0hebbar@ti.com, ernesto@ti.com, felipe.contreras@gmail.com, s-anna@ti.com, grgupta@ti.com, iva Dear all, I have been facing an issue with OMAP3 PM with DSP MMU Fault (Kernel 2.6.32). The issue is describing as below mentioned way, 1). The Device is getting DSP MMU Fault when playing MP4 video clip. The system is not hitting off mode in the below scenario, 2). System boot ->play mp4 clip ->DSP MMU Fault -> allow off mode -----------> Never hits off mode But surprisingly the system is hitting off mode in the below scenario, 3). System boot ->allow off mode ->play mp4 clip ->DSP MMU Fault -> allow off mode -----------> perfectly works - Could you please describe the root cause about the above issues 1 & 2? - How could solve the above issues? Best Regards, Venkii