[media] v4l: vsp1: Remove unneeded entity streaming flag

The flag is set but never read, remove it.
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_bru.c

@@ -67,8 +67,6 @@ static int bru_s_stream(struct v4l2_subdev *subdev, int enable)
 	unsigned int flags;
 	unsigned int i;
 
-	vsp1_entity_set_streaming(&bru->entity, enable);
-
 	if (!enable)
 		return 0;
 

drivers/media/platform/vsp1/vsp1_entity.c

@@ -33,27 +33,6 @@ void vsp1_mod_write(struct vsp1_entity *e, u32 reg, u32 data)
 		vsp1_write(e->vsp1, reg, data);
 }
 
-bool vsp1_entity_is_streaming(struct vsp1_entity *entity)
-{
-	unsigned long flags;
-	bool streaming;
-
-	spin_lock_irqsave(&entity->lock, flags);
-	streaming = entity->streaming;
-	spin_unlock_irqrestore(&entity->lock, flags);
-
-	return streaming;
-}
-
-void vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&entity->lock, flags);
-	entity->streaming = streaming;
-	spin_unlock_irqrestore(&entity->lock, flags);
-}
-
 void vsp1_entity_route_setup(struct vsp1_entity *source)
 {
 	struct vsp1_entity *sink;
@@ -198,8 +177,6 @@ int vsp1_entity_init(struct vsp1_device *vsp1, struct vsp1_entity *entity,
 	if (i == ARRAY_SIZE(vsp1_routes))
 		return -EINVAL;
 
-	spin_lock_init(&entity->lock);
-
 	entity->vsp1 = vsp1;
 	entity->source_pad = num_pads - 1;
 

drivers/media/platform/vsp1/vsp1_entity.h

@@ -73,9 +73,6 @@ struct vsp1_entity {
 
 	struct v4l2_subdev subdev;
 	struct v4l2_mbus_framefmt *formats;
-
-	spinlock_t lock;		/* Protects the streaming field */
-	bool streaming;
 };
 
 static inline struct vsp1_entity *to_vsp1_entity(struct v4l2_subdev *subdev)
@@ -100,9 +97,6 @@ vsp1_entity_get_pad_format(struct vsp1_entity *entity,
 void vsp1_entity_init_formats(struct v4l2_subdev *subdev,
 			      struct v4l2_subdev_pad_config *cfg);
 
-bool vsp1_entity_is_streaming(struct vsp1_entity *entity);
-void vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming);
-
 void vsp1_entity_route_setup(struct vsp1_entity *source);
 
 void vsp1_mod_write(struct vsp1_entity *e, u32 reg, u32 data);

drivers/media/platform/vsp1/vsp1_rpf.c

@@ -46,8 +46,6 @@ static int rpf_s_stream(struct v4l2_subdev *subdev, int enable)
 	u32 pstride;
 	u32 infmt;
 
-	vsp1_entity_set_streaming(&rpf->entity, enable);
-
 	if (!enable)
 		return 0;
 

drivers/media/platform/vsp1/vsp1_sru.c

@@ -114,8 +114,6 @@ static int sru_s_stream(struct v4l2_subdev *subdev, int enable)
 	struct v4l2_mbus_framefmt *output;
 	u32 ctrl0;
 
-	vsp1_entity_set_streaming(&sru->entity, enable);
-
 	if (!enable)
 		return 0;
 

drivers/media/platform/vsp1/vsp1_wpf.c

@@ -47,8 +47,6 @@ static int wpf_s_stream(struct v4l2_subdev *subdev, int enable)
 	u32 srcrpf = 0;
 	u32 outfmt = 0;
 
-	vsp1_entity_set_streaming(&wpf->entity, enable);
-
 	if (!enable) {
 		vsp1_write(vsp1, VI6_WPF_IRQ_ENB(wpf->entity.index), 0);
 		vsp1_write(vsp1, wpf->entity.index * VI6_WPF_OFFSET +