Re: [PATCH 14/15] drm/i915: Track frontbuffer invalidation/flushing

Chris Wilson
2014-06-17T06:49:36Z

On Mon, Jun 16, 2014 at 07:51:34PM +0200, Daniel Vetter wrote:
> @@ -3966,6 +3971,8 @@ i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write)
> obj->base.write_domain = I915_GEM_DOMAIN_CPU;
> }
>
/* We do not need to explicitly invalidate the fb when moving to the
* CPU domain as it is not coherent with the display. Therefore the user
* much flush updates to the scanout through the frontbuffer whilst in
* the CPU domain by explicitly flushing it - either by manually moving
* to the GTT domain, or by calling sw-finish.
*/
> + intel_fb_invalidate(obj, NULL);
And so kill this.
-Chris

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Chris Wilson, Intel Open Source Technology Centre