[Intel-gfx] [PATCH] drm/i915: Don't try to use DDR DVFS on CHV when disabled in the BIOS

[Chris Wilson]

On Wed, Sep 09, 2015 at 06:28:50PM +0300, Ville Syrjälä wrote:
> On Tue, Sep 08, 2015 at 09:16:11PM +0100, Chris Wilson wrote:
> > Would it make sense to disable dvfs after a failure as well,
> > then the user is shown a single DRM_ERROR at runtime and we should
> > recover (by not going to the full WM next time)?
> 
> I wouldn't expect any failures after we've determined that it works.
> That would indicate Punit going belly up or something, and then I'm
> not sure anything would work anymore.

We didn't expect any before either :) And it sounds like you are arguing
that we should be reducing the noise from the victims as well :)
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre