[Intel-gfx] [PATCH 13/16] drm/i915: Properly track domain of the fbcon fb

Chris Wilson chris at chris-wilson.co.uk
Wed Jun 18 14:10:32 CEST 2014


On Wed, Jun 18, 2014 at 01:59:14PM +0200, Daniel Vetter wrote:
> X could end up putting the fbcon fb into other domains, e.g.
> for smooth take-overs. Also we want this for accurate frontbuffer
> tracking: The set_config is an implicit flush and will re-enable
> psr and similar features, so we need to bring the bo back into
> the gtt domain.

Is this possibly an atomic path? It would be nice to have a note on
fb_ops which were. But I remember having lots of in_atomic() handling
for fbdev acceleration (copied from nouveau).
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre



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