Message-ID: <1434731815.2385.157.camel@x220>
Subject: Re: [PATCH] drm/i915: enable BIOS hang workaround for Lenovo T60 too
From: Paul Bolle <pebolle@tiscali.nl>
To: Daniel Vetter <daniel@ffwll.ch>
Cc: Mikko Rapeli <mikko.rapeli@iki.fi>, linux-kernel@vger.kernel.org,
        imre.deak@intel.com, intel-gfx@lists.freedesktop.org,
        dri-devel@lists.freedesktop.org,
        Daniel Vetter <daniel.vetter@intel.com>,
        Jani Nikula <jani.nikula@linux.intel.com>
Date: Fri, 19 Jun 2015 18:36:55 +0200
In-Reply-To: <20150619154431.GD25769@phenom.ffwll.local>
References: <1434694676-2039-1-git-send-email-mikko.rapeli@iki.fi>
	 <20150619154431.GD25769@phenom.ffwll.local>
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On Fri, 2015-06-19 at 17:44 +0200, Daniel Vetter wrote:
> I wonder whether we shouldn't do this unconditionally for gen4 and earlier
> for Lenovo ... Anyway this needs Cc: stable@vger.kernel.org and is for
> Jani to pick up.
> 
> Thanks for figuring out what's been broken here.
> -Daniel
> 
> >  		pci_set_power_state(drm_dev->pdev, PCI_D3hot);
> >  
> >  	return 0;

Just two days ago we discussed this bug too, see
https://lkml.org/lkml/2015/6/17/327 . That message contains a link to a
patch I cobbled together for yet another ThinkPad hitting this, but with
PCI_SUBVENDOR_ID_IBM involved.


Paul Bolle

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