Re: [PATCH 0/7] drm/i915: Move DP link parameters out from intel_dp

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On Wed, Aug 12, 2015 at 07:04:22PM +0300, Ville Syrjälä wrote:
> On Mon, Jul 06, 2015 at 03:09:59PM +0300, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> > 
> > While working on CHV DPIO powergating I relized DP .compute_config() was
> > clobbering lane_count etc. stored in intel_dp. This could cause problems
> > if we do the .compute_config() but later fail the modeset for some reason.
> > Any subsequent link re-training might then fail if intel_dp->lane_count
> > etc. got changed.
> > 
> > The reason I ran into this during the DPIO powergating work was that I may
> > need to know which lanes he active when shutting down the link. However
> > .compute_config() already clobbered that information by the time I need it.
> > By moving it to the pipe config we avoid that problem as well.
> > 
> > I also cleaned up the limited color range handling a bit while I was
> > in the neighborhood.
> > 
> 
> >   drm/i915: Clean up DP/HDMI limited color range handling
> >   drm/i915: Move intel_dp->lane_count into pipe_config
> 
> These two are still lacking a r-b. Would be nice to get these in so that
> they don't end up blocking the CHV DPIO powergating stuff once that gets
> reviewed.
> 
> Sivakumar, any chance you'd like to review those as well? Or do we have
> anyone else interested?

All merged to dinq, thanks.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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