v4l2_m2m_unregister_media_controller 706 drivers/media/v4l2-core/v4l2-mem2mem.c void v4l2_m2m_unregister_media_controller(struct v4l2_m2m_dev *m2m_dev) v4l2_m2m_unregister_media_controller 328 include/media/v4l2-mem2mem.h v4l2_m2m_unregister_media_controller(struct v4l2_m2m_dev *m2m_dev)