Re: [PATCH] drm/i915: Add lock on drm_helper_resume_force_mode

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On Fri, 23 Mar 2012 08:52:58 -0400, Sean Paul <seanpaul@xxxxxxxxxxxx> wrote:
> i915_drm_thaw was not locking the mode_config lock when calling
> drm_helper_resume_force_mode. When there were multiple wake sources,
> this caused FDI training failure on SNB which in turn corrupted the
> display.
> 
> Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxx
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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