linux-kernel - Re: [PATCH] drm/i915: don't check inconsistent modeset state when force-restoring

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Message-ID: <20130411192824.GS27612@phenom.ffwll.local>
Date:	Thu, 11 Apr 2013 21:28:24 +0200
From:	Daniel Vetter <daniel@...ll.ch>
To:	Chris Wilson <chris@...is-wilson.co.uk>
Cc:	Daniel Vetter <daniel.vetter@...ll.ch>,
	Intel Graphics Development <intel-gfx@...ts.freedesktop.org>,
	DRI Development <dri-devel@...ts.freedesktop.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Dave Airlie <airlied@...il.com>,
	Tomas Melin <tomas.melin@....fi>,
	Richard Cochran <richardcochran@...il.com>,
	stable@...r.kernel.org
Subject: Re: [PATCH] drm/i915: don't check inconsistent modeset state when
 force-restoring

On Thu, Apr 11, 2013 at 08:17:42PM +0100, Chris Wilson wrote:
> On Thu, Apr 11, 2013 at 08:22:50PM +0200, Daniel Vetter wrote:
> > It will be only consistent once we've restored all the crtcs. Since a
> > bunch of other callers also want to just restore a single crtc, add a
> > boolean to disable checking only where it doesn't make sense.
> > 
> > Note that intel_modeset_setup_hw_state already has a call to
> > intel_modeset_check_state at the end, so we don't reduce the amount of
> > checking.
> > 
> > v2: Try harder not to create a big patch (Chris).
> > 
> > v3: Even smaller (still Chris). Also fix a trailing space.
> > 
> > References: https://lkml.org/lkml/2013/3/16/60
> > Cc: Tomas Melin <tomas.melin@....fi>
> > Cc: Richard Cochran <richardcochran@...il.com>
> > Cc: Chris Wilson <chris@...is-wilson.co.uk>
> > Cc: stable@...r.kernel.org
> > Signed-off-by: Daniel Vetter <daniel.vetter@...ll.ch>
> 
> I'm happy that you are not touching any paths other than mentioned in
> the changelog, and that I think being quiet on the modeset is a good use
> of the 'force' semantics, so
> 
> Reviewed-by: Chris Wilson <chris@...is-wilson.co.uk>
Queued for -next, thanks for the review.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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