[media] v4l: vsp1: Move entity route setup function to vsp1_entity.c

The function will be used by the DU code, move it out of vsp1_video.c.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/platform/vsp1/vsp1_entity.c

@@ -58,6 +58,18 @@ int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming)
 	return ret;
 }
 
+void vsp1_entity_route_setup(struct vsp1_entity *source)
+{
+	struct vsp1_entity *sink;
+
+	if (source->route->reg == 0)
+		return;
+
+	sink = container_of(source->sink, struct vsp1_entity, subdev.entity);
+	vsp1_write(source->vsp1, source->route->reg,
+		   sink->route->inputs[source->sink_pad]);
+}
+
 /* -----------------------------------------------------------------------------
  * V4L2 Subdevice Operations
  */

drivers/media/platform/vsp1/vsp1_entity.h

@@ -96,4 +96,6 @@ void vsp1_entity_init_formats(struct v4l2_subdev *subdev,
 bool vsp1_entity_is_streaming(struct vsp1_entity *entity);
 int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming);
 
+void vsp1_entity_route_setup(struct vsp1_entity *source);
+
 #endif /* __VSP1_ENTITY_H__ */

drivers/media/platform/vsp1/vsp1_video.c

@@ -674,18 +674,6 @@ static void vsp1_video_buffer_queue(struct vb2_buffer *vb)
 	spin_unlock_irqrestore(&pipe->irqlock, flags);
 }
 
-static void vsp1_entity_route_setup(struct vsp1_entity *source)
-{
-	struct vsp1_entity *sink;
-
-	if (source->route->reg == 0)
-		return;
-
-	sink = container_of(source->sink, struct vsp1_entity, subdev.entity);
-	vsp1_write(source->vsp1, source->route->reg,
-		   sink->route->inputs[source->sink_pad]);
-}
-
 static int vsp1_video_start_streaming(struct vb2_queue *vq, unsigned int count)
 {
 	struct vsp1_video *video = vb2_get_drv_priv(vq);