[Intel-gfx] [PATCH] drm/i915: Attach a PSR property on eDP

[Chris Wilson]

On Sat, Jun 14, 2014 at 01:39:45AM +0200, Daniel Vetter wrote:
> On Fri, Jun 13, 2014 at 10:32 PM, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> > Let userspace know the status of Panel Self-Refresh by virtue of a
> > property on the appropriate connector.
> >
> > v2: Only attach the property if the driver is capable of PSR.
> >
> > Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> 
> Shouldn't we attach this to the crtc? Imo makes semantically more
> sense. Or maybe to each plane and then we could label it a generic
> "frontbuffer rendering discourage" option.

It depends on the eDP panel itself, so it ties quite neatly into a
connector property. I'd also like a generic please don't render to the
directly into this CRTC property as well.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre