vb2_v4l2_event_class 181 include/trace/events/v4l2.h DECLARE_EVENT_CLASS(vb2_v4l2_event_class, vb2_v4l2_event_class 245 include/trace/events/v4l2.h DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_buf_done, vb2_v4l2_event_class 250 include/trace/events/v4l2.h DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_buf_queue, vb2_v4l2_event_class 255 include/trace/events/v4l2.h DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_dqbuf, vb2_v4l2_event_class 260 include/trace/events/v4l2.h DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_qbuf,