From: Daniel Vetter <daniel@ffwll.ch>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH] drm/i915: Perform pageflip using mmio if the GPU is terminally wedged
Date: Wed, 5 Mar 2014 14:45:39 +0100 [thread overview]
Message-ID: <20140305134539.GP17001@phenom.ffwll.local> (raw)
In-Reply-To: <20140305130827.GS3852@intel.com>
On Wed, Mar 05, 2014 at 03:08:27PM +0200, Ville Syrjälä wrote:
> On Thu, Feb 20, 2014 at 09:26:13AM +0000, Chris Wilson wrote:
> > After a hang and failed reset, we cannot use the GPU to execute the page
> > flip instructions. Instead we can force a synchronous mmio flip. (Later,
> > we can reduce the synchronicity of the mmio flip by moving some of the
> > delays off to a worker, like the current page flip code; see vblank
> > tasks.)
> >
> > References: https://bugs.freedesktop.org/show_bug.cgi?id=72631
> > Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
>
> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Queued for -next, thanks for the patch.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
prev parent reply other threads:[~2014-03-05 13:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-20 9:26 [PATCH] drm/i915: Perform pageflip using mmio if the GPU is terminally wedged Chris Wilson
2014-03-05 13:08 ` Ville Syrjälä
2014-03-05 13:45 ` Daniel Vetter [this message]
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