[Intel-gfx] Fwd: 2.6.36-rc5 i915 regression

[Peter Clifton]

On Tue, 2010-10-26 at 01:19 +0200, Seblu wrote:

> i've tryed last git kernel with edp-fixes from
> git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/drm-intel.git,
> i've the following result :
> http://videobin.org/+2a3/2kn.ogg

For future reference.. its probably not a good idea to let that
condition persist. There is a chance it might damage the LCD if it is
powered but not being driven properly.

> with intel-drm-next from
> git://git.kernel.org/pub/scm/linux/kernel/git/ickle/drm-intel.git,
> it's better!
> My screen is back. Do you include those patch in 2.6.37?
> 
> But:
> - suspend to RAM cause a computer freeze.

Do you have this commit from drm-next recently?:

commit 641934069d29211baf82afb93622a426172b67b6
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Sun Oct 24 12:38:05 2010 +0100

    drm/i915: Move gpu_write_list to per-ring
    
    ... to prevent flush processing of an idle (or even absent) ring.
    
    This fixes a regression during suspend from 87acb0a5.
    
    Reported-and-tested-by: Alexey Fisher <bug-track at fisher-privat.net>
    Tested-by: Peter Clifton <pcjc2 at cam.ac.uk>
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>


It fixed my suspend.

> - after one day, applications become graphically slow.

No clue there I'm afraid.

-- 
Peter Clifton

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