drm/i915: keep CONFIG_DRM_FBDEV_EMULATION=n function stubs together

Move the outcast intel_fbdev_output_poll_changed() stub for
CONFIG_DRM_FBDEV_EMULATION=n next to its friends.
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1475567628-5529-1-git-send-email-jani.nikula@intel.com

drivers/gpu/drm/i915/intel_display.c

@@ -15827,12 +15827,6 @@ intel_user_framebuffer_create(struct drm_device *dev,
 	return fb;
 }
 
-#ifndef CONFIG_DRM_FBDEV_EMULATION
-static inline void intel_fbdev_output_poll_changed(struct drm_device *dev)
-{
-}
-#endif
-
 static const struct drm_mode_config_funcs intel_mode_funcs = {
 	.fb_create = intel_user_framebuffer_create,
 	.output_poll_changed = intel_fbdev_output_poll_changed,

drivers/gpu/drm/i915/intel_drv.h

@@ -1488,6 +1488,10 @@ static inline void intel_fbdev_set_suspend(struct drm_device *dev, int state, bo
 {
 }
 
+static inline void intel_fbdev_output_poll_changed(struct drm_device *dev)
+{
+}
+
 static inline void intel_fbdev_restore_mode(struct drm_device *dev)
 {
 }