tree e8f98dd1ea9eacf871a61e081f0130f28330463a
parent 76ff480ec9633d689a14e15bc0e3d10a84e6853b
author Chris Wilson <chris@chris-wilson.co.uk> 1471537038 +0100
committer Chris Wilson <chris@chris-wilson.co.uk> 1471556221 +0100

drm/i915/cmdparser: Accelerate copies from WC memory

If we need to use clflush to prepare our batch for reads from memory, we
can bypass the cache instead by using non-temporal copies.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.william.auld@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160818161718.27187-39-chris@chris-wilson.co.uk