linux-kernel - Re: 3.8.2->3.8.3 i915 regression: GMBUS [i915 gmbus dpb] timed out, falling back to bit banging on pin 5

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Date:	Mon, 18 Mar 2013 13:20:04 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Michael Leun <lkml20130126@...ton.leun.net>
Cc:	linux-kernel@...r.kernel.org,
	Arkadiusz Miskiewicz <a.miskiewicz@...il.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Imre Deak <imre.deak@...el.com>
Subject: Re: 3.8.2->3.8.3 i915 regression: GMBUS [i915 gmbus dpb] timed out,
 falling back to bit banging on pin 5

On Thu, Mar 14, 2013 at 11:19:57PM +0100, Michael Leun wrote:
> Hello,
> 
> On Thu, 14 Mar 2013 21:36:24 +0100
> Arkadiusz Miskiewicz <a.miskiewicz@...il.com> wrote:
> 
> > After upgrading from 3.8.2 to 3.8.3 I'm getting regression :
> [...]
> > 2a9810441fcc26cf3f006f015f8a62094fe57a90 is the first bad commit
> 
> I also have an 3.8.2->3.8.3 regression which goes away with reverting
> the same patch - X comes up with 1024x768 instead of 1366x768.
> 
> Acer Aspire 1825PTZ
> 
> 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07) (prog-if 00 [VGA controller])
>         Subsystem: Acer Incorporated [ALI] Device 0300
> 

Thanks for the report, I've reverted this patch, and another i915 patch
for the next 3.8-stable release, so all should be resolved then.

greg k-h
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