bool vsp1_entity_is_streaming(struct vsp1_entity *entity)
{
+ unsigned long flags;
bool streaming;
- mutex_lock(&entity->lock);
+ spin_lock_irqsave(&entity->lock, flags);
streaming = entity->streaming;
- mutex_unlock(&entity->lock);
+ spin_unlock_irqrestore(&entity->lock, flags);
return streaming;
}
int vsp1_entity_set_streaming(struct vsp1_entity *entity, bool streaming)
{
+ unsigned long flags;
int ret;
- mutex_lock(&entity->lock);
+ spin_lock_irqsave(&entity->lock, flags);
entity->streaming = streaming;
- mutex_unlock(&entity->lock);
+ spin_unlock_irqrestore(&entity->lock, flags);
if (!streaming)
return 0;
ret = v4l2_ctrl_handler_setup(entity->subdev.ctrl_handler);
if (ret < 0) {
- mutex_lock(&entity->lock);
+ spin_lock_irqsave(&entity->lock, flags);
entity->streaming = false;
- mutex_unlock(&entity->lock);
+ spin_unlock_irqrestore(&entity->lock, flags);
}
return ret;
if (i == ARRAY_SIZE(vsp1_routes))
return -EINVAL;
- mutex_init(&entity->lock);
+ spin_lock_init(&entity->lock);
entity->vsp1 = vsp1;
entity->source_pad = num_pads - 1;
if (entity->subdev.ctrl_handler)
v4l2_ctrl_handler_free(entity->subdev.ctrl_handler);
media_entity_cleanup(&entity->subdev.entity);
-
- mutex_destroy(&entity->lock);
}