Re: [Intel-gfx] [PATCH 3/3] drm/i915: Program PFI credits for VLV

2014-08-18 Thread Vandana Kannan
Hi Ville, Apologize for the delay in reply. For your inputs on the programming side (modeset global resources handling and self documenting code parts), I agree with you and will make the changes. For opens related to info on the feature, internal discussions are ongoing. I will get back to you

Re: [Intel-gfx] [PATCH 3/3] drm/i915: Program PFI credits for VLV

2014-08-08 Thread Ville Syrjälä
On Thu, Aug 07, 2014 at 06:40:03PM +0530, Vandana Kannan wrote: From: Vidya Srinivas vidya.srini...@intel.com PFI credit programming is required when CD clock (related to data flow from display pipeline to end display) is greater than CZ clock (related to data flow from memory to display

[Intel-gfx] [PATCH 3/3] drm/i915: Program PFI credits for VLV

2014-08-07 Thread Vandana Kannan
From: Vidya Srinivas vidya.srini...@intel.com PFI credit programming is required when CD clock (related to data flow from display pipeline to end display) is greater than CZ clock (related to data flow from memory to display plane). This programming should be done when all planes are OFF to avoid