From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: Re: [git pull] drm fixes Date: Thu, 24 Feb 2011 00:13:53 +0000 Message-ID: <0d30dc$l7ehaa@orsmga001.jf.intel.com> References: Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Linus Torvalds , Dave Airlie Cc: DRI mailing list , linux-kernel@vger.kernel.org, Indan Zupancic List-Id: dri-devel@lists.freedesktop.org On Wed, 23 Feb 2011 15:58:02 -0800, Linus Torvalds wrote: > On Wed, Feb 23, 2011 at 3:17 PM, Dave Airlie wrote: > > > > Nothing too major, > > > > Two regression fixers (one revert that got fixes properly elsewhere), some > > timestamp fixes and an agp module reload fix. > > Pulled. However, what about the report from Pavel Machek : > > > > drm/i915: Completely disable fence pipelining. > > > > Reverting this commit helps in v2.6.38-rc5+ when screen is not fully updated, > > or has a corrupted picture like horizontal black or white stripes. Using a > > compositor like compiz may help to avoid the problem. > > > > See bug https://bugzilla.kernel.org/show_bug.cgi?id=27572 > > Any update on that one? No, reverting that will cause just another bug elsewhere. I need to work out how the gpu is not being flushed with a non-pipelined fence change. > There's that whole "return -EINVAL for > I915_PARAM_HAS_RELAXED_FENCING" patch thing? As it turns out this is a bug in the userspace components of the stack for gen2 hardware, with lax kernel side enforcement. Daniel has a fix for both. -Chris -- Chris Wilson, Intel Open Source Technology Centre