Re: [Intel-gfx] [PATCH] drm/i915: Read power well status before other registers for drpc info

2014-11-20 Thread Daniel Vetter
On Fri, Nov 21, 2014 at 08:56:02AM +0530, Deepak S wrote: On Wednesday 19 November 2014 11:37 PM, ville.syrj...@linux.intel.com wrote: From: Ville Syrjälä ville.syrj...@linux.intel.com Trying to read the status of the power wells right after taking forcewake for the other register reads

[Intel-gfx] [PATCH] drm/i915: Read power well status before other registers for drpc info

2014-11-19 Thread ville . syrjala
From: Ville Syrjälä ville.syrj...@linux.intel.com Trying to read the status of the power wells right after taking forcewake for the other register reads makes little sense. Most of the time the power wells will still be up due to the recent forcewake. Instead do the power well status read first,

Re: [Intel-gfx] [PATCH] drm/i915: Read power well status before other registers for drpc info

2014-11-19 Thread Deepak S
On Wednesday 19 November 2014 11:37 PM, ville.syrj...@linux.intel.com wrote: From: Ville Syrjälä ville.syrj...@linux.intel.com Trying to read the status of the power wells right after taking forcewake for the other register reads makes little sense. Most of the time the power wells will still