253 	struct vb2_queue	*vb2_queue;  member
611 struct vb2_queue {  struct
612 	unsigned int			type;
613 	unsigned int			io_modes;
614 	struct device			*dev;
615 	unsigned long			dma_attrs;
616 	unsigned int			bidirectional:1;
617 	unsigned int			fileio_read_once:1;
618 	unsigned int			fileio_write_immediately:1;
619 	unsigned int			allow_zero_bytesused:1;
620 	unsigned int		   quirk_poll_must_check_waiting_for_buffers:1;
621 	unsigned int			supports_requests:1;
622 	unsigned int			requires_requests:1;
623 	unsigned int			uses_qbuf:1;
624 	unsigned int			uses_requests:1;
625 	unsigned int			allow_cache_hints:1;
626 	unsigned int			non_coherent_mem:1;
628 	struct mutex			*lock;
629 	void				*owner;
631 	const struct vb2_ops		*ops;
632 	const struct vb2_mem_ops	*mem_ops;
633 	const struct vb2_buf_ops	*buf_ops;
635 	void				*drv_priv;
636 	u32				subsystem_flags;
637 	unsigned int			buf_struct_size;
638 	u32				timestamp_flags;
639 	gfp_t				gfp_flags;
640 	u32				min_queued_buffers;
641 	u32				min_reqbufs_allocation;
643 	struct device			*alloc_devs[VB2_MAX_PLANES];
646 	struct mutex			mmap_lock;
647 	unsigned int			memory;
648 	enum dma_data_direction		dma_dir;
649 	struct vb2_buffer		**bufs;
650 	unsigned long			*bufs_bitmap;
651 	unsigned int			max_num_buffers;
653 	struct list_head		queued_list;
654 	unsigned int			queued_count;
656 	atomic_t			owned_by_drv_count;
657 	struct list_head		done_list;
658 	spinlock_t			done_lock;
659 	wait_queue_head_t		done_wq;
661 	unsigned int			streaming:1;
662 	unsigned int			start_streaming_called:1;
663 	unsigned int			error:1;
664 	unsigned int			waiting_for_buffers:1;
665 	unsigned int			waiting_in_dqbuf:1;
666 	unsigned int			is_multiplanar:1;
667 	unsigned int			is_output:1;
668 	unsigned int			is_busy:1;
669 	unsigned int			copy_timestamp:1;
693  * vb2_queue_allows_cache_hints() - Return true if the queue allows cache  argument
696  * @q:		pointer to &struct vb2_queue with videobuf2 queue  argument