Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754544AbbEML1R (ORCPT ); Wed, 13 May 2015 07:27:17 -0400 Received: from mail-wg0-f47.google.com ([74.125.82.47]:34377 "EHLO mail-wg0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754358AbbEML1N (ORCPT ); Wed, 13 May 2015 07:27:13 -0400 From: Thomas Gummerer To: Sudip Mukherjee , Jan Niehusmann Cc: Jani Nikula , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, David Airlie , Daniel Vetter , Tvrtko Ursulin , Michael Leuchtenburg , Matt Roper Subject: Re: [BUG/REGRESSION] Screen flickering In-Reply-To: <20150513103224.GA8470@sudip-PC> References: <87pp65efmo.fsf@hank.tgummerer.com> <87iobw3klc.fsf@intel.com> <20150513095319.GA4249@jannic.reliablesolutions.de> <20150513103224.GA8470@sudip-PC> User-Agent: Notmuch/0.19~rc1+3~g0d8251d (http://notmuchmail.org) Emacs/24.5.1 (x86_64-unknown-linux-gnu) Date: Wed, 13 May 2015 13:27:06 +0200 Message-ID: <87zj5890qd.fsf@hank.tgummerer.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1276 Lines: 25 Sudip Mukherjee writes: > On Wed, May 13, 2015 at 11:53:19AM +0200, Jan Niehusmann wrote: >> Apr 30 08:50:23 localhost kernel: [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe B FIFO underrun >> Apr 30 08:50:23 localhost kernel: [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder B FIFO underrun >> Apr 30 08:50:29 localhost kernel: [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun >> Apr 30 08:50:29 localhost kernel: [drm:intel_pch_fifo_underrun_irq_handler [i915]] *ERROR* PCH transcoder A FIFO underrun > hi, > I also have the similar entries in my dmesg, though my problem is a > little different from yours and my bisect lead to another commit. > And that also is still not fixed (last tested with 4.0). > > http://patchwork.freedesktop.org/patch/46071/ Thank you for the pointer, but this seems to be an unrelated issue. I tried applying the patch, but it doesn't fix the issues that I'm experiencing. > regards > sudip -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/