Re: [Intel-gfx] [RFC v2 1/1] drm/i915: Power gating display wells during i915_pm_suspend

2014-07-25 Thread Daniel Vetter
On Fri, Jul 25, 2014 at 01:28:48PM +1000, Dave Airlie wrote: On 23 July 2014 15:11, Daniel Vetter dan...@ffwll.ch wrote: On Sat, Jul 12, 2014 at 10:02:27AM +0530, sagar.a.kam...@intel.com wrote: From: Borun Fu borun...@intel.com On VLV, after i915_pm_suspend display power wells are

Re: [Intel-gfx] [RFC v2 1/1] drm/i915: Power gating display wells during i915_pm_suspend

2014-07-24 Thread Dave Airlie
On 23 July 2014 15:11, Daniel Vetter dan...@ffwll.ch wrote: On Sat, Jul 12, 2014 at 10:02:27AM +0530, sagar.a.kam...@intel.com wrote: From: Borun Fu borun...@intel.com On VLV, after i915_pm_suspend display power wells are staying power ungated. So, after initiating mem sleep echo mem

Re: [Intel-gfx] [RFC v2 1/1] drm/i915: Power gating display wells during i915_pm_suspend

2014-07-22 Thread Daniel Vetter
On Sat, Jul 12, 2014 at 10:02:27AM +0530, sagar.a.kam...@intel.com wrote: From: Borun Fu borun...@intel.com On VLV, after i915_pm_suspend display power wells are staying power ungated. So, after initiating mem sleep echo mem /sys/power/state Display is staing D0 State. There might be better

Re: [Intel-gfx] [RFC v2 1/1] drm/i915: Power gating display wells during i915_pm_suspend

2014-07-12 Thread Daniel Vetter
On Sat, Jul 12, 2014 at 10:02:27AM +0530, sagar.a.kam...@intel.com wrote: From: Borun Fu borun...@intel.com On VLV, after i915_pm_suspend display power wells are staying power ungated. So, after initiating mem sleep echo mem /sys/power/state Display is staing D0 State. There might be better

[Intel-gfx] [RFC v2 1/1] drm/i915: Power gating display wells during i915_pm_suspend

2014-07-11 Thread sagar . a . kamble
From: Borun Fu borun...@intel.com On VLV, after i915_pm_suspend display power wells are staying power ungated. So, after initiating mem sleep echo mem /sys/power/state Display is staing D0 State. There might be better way/place to power gate these wells. Also, we need to make sure that if wells