[Intel-gfx] [PATCH 14/17] drm/i915: Move the gen2-4 page flip handling code around

[Chris Wilson]

Quoting ville.syrjala at linux.intel.com (2017-06-22 12:55:52)
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Move i8xx_handle_vblank() and i915_handle_vblank() to an earlier
> location so that we can later collect all the PIPESTAT irq handling
> code next to the VLV/CHV PIPESTAT handling code.
> 
> While at it s/u32 iir/u16 iir/ for i8xx_handle_vblank() since the
> IIR register is only 16 bits on gen2.
> 
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
-Chris