From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 5/5] drm/i915: Force sync command ordering (Gen6+) Date: Wed, 12 Oct 2011 11:51:47 +0200 Message-ID: <20111012095147.GA2938@phenom.ffwll.local> References: <1318394633-11143-1-git-send-email-ben@bwidawsk.net> <1318394633-11143-6-git-send-email-ben@bwidawsk.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ww0-f43.google.com (mail-ww0-f43.google.com [74.125.82.43]) by gabe.freedesktop.org (Postfix) with ESMTP id B54399E75B for ; Wed, 12 Oct 2011 02:55:44 -0700 (PDT) Received: by wwf27 with SMTP id 27so587031wwf.12 for ; Wed, 12 Oct 2011 02:55:43 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1318394633-11143-6-git-send-email-ben@bwidawsk.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: Ben Widawsky Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Tue, Oct 11, 2011 at 09:43:53PM -0700, Ben Widawsky wrote: > The docs say this is required for Gen7, and since the bit was added for > Gen6, we are also setting it there pit pf paranoia. Particularly as > Chris points out, if PIPE_CONTROL counts as a 3d state packet. > > This was found through doc inspection by Ken and applies to Gen6+; > > It is currently hanging Daniel's maching. No longer. The issue was utter fail in conflict resolution with the PIPE_CONTROL patches on my side. I'm now checking whether this fixes any of the ivb hangs I'm seeing. -Daniel -- Daniel Vetter Mail: daniel@ffwll.ch Mobile: +41 (0)79 365 57 48