[Intel-gfx] [PATCH] RFM drm/i915: Downclock when idle "idle-decay"

2013-08-21 Thread Chris Wilson
This is the missing component for the last past that provides the wait-boost. After boosting the RPS frequency of the GPU, it would not decay, leaving the GPU at high clocks whenever it woke from idle. If we apply the Valleyview logic of resetting our request to the "optimal" frequency when we dete

[Intel-gfx] [PATCH] RFM drm/i915: Downclock when idle "idle-decay"

2013-08-21 Thread Chris Wilson
This is the missing component for the last past that provides the wait-boost. After boosting the RPS frequency of the GPU, it would not decay, leaving the GPU at high clocks whenever it woke from idle. If we apply the Valleyview logic of resetting our request to the "optimal" frequency when we dete