drm/i915: Eliminate the ugly 'fb?:' constructs from the ilk/skl wm code
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Fri, 18 Nov 2016 19:53:00 +0000 (21:53 +0200)
committerVille Syrjälä <ville.syrjala@linux.intel.com>
Thu, 15 Dec 2016 12:55:31 +0000 (14:55 +0200)
commit8305494e1ee938c96e15361b01fe15c3f4fc0d76
tree402be0b834b03c56af26a66660972ef79eadcd95
parentbcb0b461454c9cb3b5804cf75bacaadb52348864
drm/i915: Eliminate the ugly 'fb?:' constructs from the ilk/skl wm code

Don't access plane_state->fb until we know the plane to be visible.
It it's visible, it will have an fb, and thus we don't have to
consider the NULL fb case. Makes the code look nicer.

Cc: intel-gfx@lists.freedesktop.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1479498793-31021-25-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/intel_pm.c