Massive power regression going 3.4->3.5

Chris Wilson chris at chris-wilson.co.uk
Wed Aug 1 01:16:24 PDT 2012


On Wed, 01 Aug 2012 09:06:12 +0100, James Bottomley <James.Bottomley at HansenPartnership.com> wrote:
> I got the attached to apply and it doesn't really improve the idle power
> much (12.5W).

That's good to know. Next step is to try overriding i915.semaphores.
Can you please test with i915.semaphores=0 and i915.semaphores=1?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre


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