[Intel-gfx] [PATCH] drm/i915: GFDT support for SNB/IVB

[Ville Syrjälä]

On Sun, Mar 03, 2013 at 05:39:09PM +0000, Chris Wilson wrote:
> On Sun, Mar 03, 2013 at 05:28:52PM +0100, Daniel Vetter wrote:
> > The other thing was that I didn't manage to get things to work properly,
> > leaving some random cachline dirt on the screen. Looking at your code, you
> > add the gfdt flush to every ring_flush, whereas I've tried to be clever
> > and only flushed after batches rendering to the frontbuffer. So probably a
> > bug in my code, or a flush on a given ring doesn't flush out caches for
> > one of the other engines.
> 
> Right, we have a formalized interface for flushes to scanout rather than
> always flushing GFDT.

We do? Where's that?

-- 
Ville Syrjälä
Intel OTC