[Libva] [Intel-gfx] frequent x crashes with gen6/sna

[Dieter Mummenschanz]

Hi Daniel,

something is odd with your git branch - or my git command:

git clone git://freedesktop.org/~danvet/libva-intel for-dieter
Cloning into for-dieter...
remote: Counting objects: 1632, done.
remote: Compressing objects: 100% (447/447), done.
remote: Total 1632 (delta 1174), reused 1632 (delta 1174)
Receiving objects: 100% (1632/1632), 617.29 KiB | 266 KiB/s, done.
Resolving deltas: 100% (1174/1174), done.
warning: remote HEAD refers to nonexistent ref, unable to checkout


-------- Original-Nachricht --------
> Datum: Mon, 17 Oct 2011 16:50:23 +0200
> Von: Daniel Vetter <daniel at ffwll.ch>
> An: Dieter Mummenschanz <mummenschanz at gmx.net>
> CC: Daniel Vetter <daniel at ffwll.ch>, intel-gfx at lists.freedesktop.org, libva at lists.freedesktop.org
> Betreff: Re: [Intel-gfx] frequent x crashes with gen6/sna

> On Mon, Oct 17, 2011 at 03:54:03PM +0200, Dieter Mummenschanz wrote:
> > Hi Daniel,
> > 
> > I believe I tried that already but I'll give it another shot. To avoid
> > another screw up: Can I check in proc or sysfs to see, if iommu is
> > really disabled? I also have pcie_aspm=force set as kernel parameter to
> > save some watts but it does not seem to contribute to the gpu hangs.
> 
> If you disable it in the bios, there should be no IOMMU message left in
> dmesg. Disabling it on the kernel cmdline leaves a few behind (they
> announce that the bios supports dmar).
> 
> Meanwhile I've stitched together the patches for libva, can you try the
> for-dieter branch at:
> 
> http://cgit.freedesktop.org/~danvet/libva-intel/
> 
> Also please ensure that you have the latest xf86-video-intel from git
> master installed.
> 
> Thanks, Daniel
> 
> PS: Please don't cut out libva from the cc: list.
> -- 
> Daniel Vetter
> Mail: daniel at ffwll.ch
> Mobile: +41 (0)79 365 57 48

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