linux-kernel - Re: [PATCH] drm/i915/sdvo: Fully translate sync flags in the dtd->mode conversion

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Date:	Tue, 10 Sep 2013 11:28:37 +0200
From:	Daniel Vetter <daniel@...ll.ch>
To:	Knut Petersen <Knut_Petersen@...nline.de>
Cc:	Daniel Vetter <daniel.vetter@...ll.ch>,
	Intel Graphics Development <intel-gfx@...ts.freedesktop.org>,
	LKML <linux-kernel@...r.kernel.org>,
	ville.syrjala@...ux.intel.com
Subject: Re: [PATCH] drm/i915/sdvo: Fully translate sync flags in the
 dtd->mode conversion

On Tue, Sep 10, 2013 at 10:41:33AM +0200, Knut Petersen wrote:
> On 10.09.2013 10:02, Daniel Vetter wrote:
> >Instead of just a flag bit for each of the positive/negative sync
> >modes drm actually uses a separate flag for each ... This upsets the
> >modeset checker since the adjusted mode filled out at modeset time
> >doesn't match the one reconstructed at check time (since the
> >->get_config callback already gets this right).
> >
> >Reported-by: Knut Petersen <Knut_Petersen@...nline.de>
> >Cc: Knut Petersen <Knut_Petersen@...nline.de>
> >References: http://www.gossamer-threads.com/lists/linux/kernel/1778688?do=post_view_threaded
> 
> Thanks for the patch, but it does _not_ cure the problem, see attached boot dmesg.

Oh, it fixed the first mismatch afaict, but I've missed that the tv load
detect also causes fun ;-) Working on a 2nd patch ...
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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