Re: [Intel-gfx] [PATCH v10 4/6] drm/i915: Idleness detection for DRRS

2014-04-03 Thread Jani Nikula
On Fri, 04 Apr 2014, Vandana Kannan wrote: > Adding support to detect display idleness by tracking page flip from > user space. Switch to low refresh rate is triggered after 2 seconds of > idleness. The delay is configurable. If there is a page flip or call to > update the plane, then high refresh

[Intel-gfx] [PATCH v10 4/6] drm/i915: Idleness detection for DRRS

2014-04-03 Thread Vandana Kannan
Adding support to detect display idleness by tracking page flip from user space. Switch to low refresh rate is triggered after 2 seconds of idleness. The delay is configurable. If there is a page flip or call to update the plane, then high refresh rate is applied. The feature is not used in dual-di