[Intel-gfx] [PATCH 4/7] drm/i915: POSTING_READ the new rps value

[Chris Wilson]

On Fri,  7 Sep 2012 19:43:41 -0700, Ben Widawsky <ben at bwidawsk.net> wrote:
> In order to keep our cached values in sync with the hardware, we need a
> posting read here.
> 
> CC: Chris Wilson <chris at chris-wilson.co.uk>
> Signed-off-by: Ben Widawsky <ben at bwidawsk.net>

Yes, a POSTING_READ does look required here.
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre