drm/i915: Pre-compute plane control register value
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 23 Mar 2017 19:27:09 +0000 (21:27 +0200)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Mon, 27 Mar 2017 12:58:33 +0000 (15:58 +0300)
commita0864d5905a94359621946a027e180a3063f80a5
treec746248c0c5227bea799b570d059ca58d6540570
parent6a4407a653e93f56e0d7b8849fc9c1d334de39fc
drm/i915: Pre-compute plane control register value

Computing the plane control register value is branchy so moving it out
from the plane commit hook seems prudent. Let's pre-compute it during
the atomic check phase and store the result in the plane state.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170323192712.30682-4-ville.syrjala@linux.intel.com
drivers/gpu/drm/i915/intel_display.c
drivers/gpu/drm/i915/intel_drv.h
drivers/gpu/drm/i915/intel_sprite.c