[Intel-gfx] [PATCH] drm/i915: vlv: fix RPS interrupt mask setting

Daniel Vetter daniel at ffwll.ch
Thu Apr 3 23:10:44 CEST 2014


On Thu, Apr 03, 2014 at 09:28:34PM +0100, Chris Wilson wrote:
> On Thu, Apr 03, 2014 at 08:02:42PM +0300, Imre Deak wrote:
> > This typo may lead to missed RPS interrupts and as a result a too
> > low or too high frequency for the current workload. The interrupt mask
> > will be set properly at a subsequent GPU idle event, but can get
> > corrupted again at the next RPS up/down event.
> > 
> > Signed-off-by: Imre Deak <imre.deak at intel.com>
> 
> Embarrassing. Really odd as I thought I just cut'n'paste that line.
> Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>

Picked up for -fixes, thanks for the patch.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch



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