[Intel-gfx] [PATCH 2/2] drm/i915: Add debugfs interface for planes

[Chris Wilson]

On Wed, Aug 21, 2013 at 07:16:53PM -0700, Ben Widawsky wrote:
> Sent the unfinished commit by accident
> On Wed, Aug 21, 2013 at 08:15:53PM -0700, Ben Widawsky wrote:
> > This interface can enhanced over time to get more per plane information.
> > I've just flip counts for now. What I'd like to do with flip counts is
> > integrate them with existing flip tests. It serves a similar, but more
> > course purpose to some of the CRC work being done.
>   ^^
>  coarse.
> 
> "It can be used to determine if something is being flipped when we
> expect it to be flipped. The immediate issue I want to look into is I've
> seen some funny behavior where we're getting two flips per flip queued."

Cursed email - I only have your reply. On the machines you are interested
in, the CRTCs are assigned to fixed planes.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre