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From: Ben Widawsky <ben@bwidawsk.net>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Intel Graphics Development <intel-gfx@lists.freedesktop.org>
Subject: Re: [PATCH 2/7] drm/i915: implement a media hang w/a
Date: Tue, 10 Apr 2012 14:36:55 -0700	[thread overview]
Message-ID: <20120410213655.GB21080@bolo_yeung.jf.intel.com> (raw)
In-Reply-To: <1333185723-5047-3-git-send-email-daniel.vetter@ffwll.ch>

On Sat, Mar 31, 2012 at 11:21:58AM +0200, Daniel Vetter wrote:
> Contrary to the other clock gating w/a in GEN6_UCGCTL1, this one is
> actually documented in Bspec, vol1g "GT Interface Registers [SNB]",
> Section 1.5.1 "UCGCTL1 - Unit Level Clock Gating Control 1".
> 
> Supposedly this can prevent hangs on the media ring.
> 
> Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>

  parent reply	other threads:[~2012-04-10 21:37 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-31  9:21 [PATCH 0/7] A set of SNB workarounds Daniel Vetter
2012-03-31  9:21 ` [PATCH 1/7] drm/i915: implement ColorBlt w/a Daniel Vetter
2012-03-31 10:54   ` Chris Wilson
2012-03-31 13:15     ` Chris Wilson
2012-04-10  9:08   ` Michael Groh
2012-04-10  9:54   ` Paul Menzel
2012-04-10 22:24   ` Ben Widawsky
2012-04-11 10:18     ` Daniel Vetter
2012-03-31  9:21 ` [PATCH 2/7] drm/i915: implement a media hang w/a Daniel Vetter
2012-04-10 21:30   ` Ben Widawsky
2012-04-10 21:34     ` Ben Widawsky
2012-04-10 21:36   ` Ben Widawsky [this message]
2012-03-31  9:21 ` [PATCH 3/7] drm/i915: set w/a bit for snb pagefaults Daniel Vetter
2012-04-10 21:46   ` Ben Widawsky
2012-03-31  9:22 ` [PATCH 4/7] drm/i915: properly set ppgtt cacheability on snb Daniel Vetter
2012-04-10 22:11   ` Ben Widawsky
2012-04-10 22:27     ` Daniel Vetter
2012-04-10 22:35       ` Ben Widawsky
2012-03-31  9:22 ` [PATCH 5/7] drm/i915: implement w/a for incorrect guarband clipping Daniel Vetter
2012-04-10 22:13   ` Ben Widawsky
2012-04-10 22:20     ` Daniel Vetter
2012-03-31  9:22 ` [PATCH 6/7] drm/i915: implement async flush w/a Daniel Vetter
2012-03-31 10:52   ` Chris Wilson
2012-04-10  9:53     ` Paul Menzel
2012-04-10 22:22   ` Ben Widawsky
2012-03-31  9:22 ` [PATCH 7/7] drm/i915: set stc evict disable lra evict w/a Daniel Vetter
2012-04-10 22:31   ` Ben Widawsky

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