[Intel-gfx] [PATCH 3/7] drm/i915: Remove unrequired POSTING_READ from gen6_set_rps()

Szwichtenberg, Radoslaw radoslaw.szwichtenberg at intel.com
Mon Feb 20 11:15:23 UTC 2017


On Mon, 2017-02-20 at 09:47 +0000, Chris Wilson wrote:
> The uncached mmio is sufficient to queue the mmio writes without raising
> forcewake. The forced flush along with acquiring forcewake from the
> posting read is not required for adjusting the RPS frequency.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Radoslaw Szwichtenberg <radoslaw.szwichtenberg at intel.com>


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