From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] drm/i915: Disable the BLT on pre-production SNB hardware Date: Mon, 9 Jul 2012 20:05:23 +0200 Message-ID: <20120709180522.GB5349@phenom.ffwll.local> References: <1341518509-30562-1-git-send-email-chris@chris-wilson.co.uk> <1341528580-31291-1-git-send-email-chris@chris-wilson.co.uk> <87liisc2id.fsf@eliezer.anholt.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wg0-f43.google.com (mail-wg0-f43.google.com [74.125.82.43]) by gabe.freedesktop.org (Postfix) with ESMTP id 356029E890 for ; Mon, 9 Jul 2012 11:05:24 -0700 (PDT) Received: by wgbdr1 with SMTP id dr1so9178189wgb.12 for ; Mon, 09 Jul 2012 11:05:23 -0700 (PDT) Content-Disposition: inline In-Reply-To: <87liisc2id.fsf@eliezer.anholt.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: Eric Anholt Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org On Mon, Jul 09, 2012 at 09:39:38AM -0700, Eric Anholt wrote: > Chris Wilson writes: > > > It never quite worked despite the numerous workarounds, yet I still see > > people trying to use this hardware and filing bug reports. As we no > > longer even try to implement the workarounds, since 6a233c78878 > > (drm/i915/ringbuffer: kill snb blt workaround), simply disable the ring. > > > > v2: Add a message to inform the user about the limited capabilities of > > their pre-production hardware. > > Where by "performance will be degraded" we mean "GL won't work". :) > > Still, better than just trying to blindly continue on. > > Reviewed-by: Eric Anholt Queued for -next, thanks for the patch. -Daniel -- Daniel Vetter Mail: daniel@ffwll.ch Mobile: +41 (0)79 365 57 48