Re: [PATCH 1/2] drm/i915/gt: Treat idling as a RPS downclock event

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Hi Chris,

On Sun, Mar 22, 2020 at 04:32:24PM +0000, Chris Wilson wrote:
> If we park/unpark faster than we can respond to RPS events, we never
> will process a downlock event after expiring a waitboost, and thus we
> will forever restart the GPU at max clocks even if the workload switches
> and doesn't justify full power.
> 
> Closes: https://gitlab.freedesktop.org/drm/intel/issues/1500
> Fixes: 3e7abf814193 ("drm/i915: Extract GT render power state management")
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Andi Shyti <andi.shyti@xxxxxxxxx>
> Cc: Lyude Paul <lyude@xxxxxxxxxx>

Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxx>

Thanks,
Andi
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