[Intel-gfx] [PATCH] drm/i915: make sprite buffer switching asynchronous

[Chris Wilson]

On Mon, 27 Feb 2012 15:22:41 -0800, Jesse Barnes <jbarnes at virtuousgeek.org> wrote:
> Move the vblank wait (needed to avoid displaying an unpinned frame) to a
> work handler.  Special case benchmarks and other apps that may call
> set_plane at a high frequency: we can unpin their objects directly
> unless they're "live".

That performs much better and is now butter smooth.
Tested-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre