include/media/videobuf2-core.h

49 struct vb2_buffer;
119 	void		*(*alloc)(struct vb2_buffer *vb,
123 	struct dma_buf *(*get_dmabuf)(struct vb2_buffer *vb,
127 	void		*(*get_userptr)(struct vb2_buffer *vb,
136 	void		*(*attach_dmabuf)(struct vb2_buffer *vb,
144 	void		*(*vaddr)(struct vb2_buffer *vb, void *buf_priv);
145 	void		*(*cookie)(struct vb2_buffer *vb, void *buf_priv);
164  * @m.offset:	when memory in the associated struct vb2_buffer is
236  * struct vb2_buffer - represents a video buffer.
249 struct vb2_buffer {
439 	int (*buf_out_validate)(struct vb2_buffer *vb);
440 	int (*buf_init)(struct vb2_buffer *vb);
441 	int (*buf_prepare)(struct vb2_buffer *vb);
442 	void (*buf_finish)(struct vb2_buffer *vb);
443 	void (*buf_cleanup)(struct vb2_buffer *vb);
450 	void (*buf_queue)(struct vb2_buffer *vb);
452 	void (*buf_request_complete)(struct vb2_buffer *vb);
461  * @init_buffer:	given a &vb2_buffer initialize the extra data after
462  *			struct vb2_buffer.
464  * @fill_user_buffer:	given a &vb2_buffer fill in the userspace structure.
466  * @fill_vb2_buffer:	given a userspace structure, fill in the &vb2_buffer.
470  *			the &struct vb2_buffer.
473 	int (*verify_planes_array)(struct vb2_buffer *vb, const void *pb);
474 	void (*init_buffer)(struct vb2_buffer *vb);
475 	void (*fill_user_buffer)(struct vb2_buffer *vb, void *pb);
476 	int (*fill_vb2_buffer)(struct vb2_buffer *vb, struct vb2_plane *planes);
477 	void (*copy_timestamp)(struct vb2_buffer *vb, const void *pb);
646 	struct vb2_buffer		**bufs;
702  * @vb:		pointer to &struct vb2_buffer to which the plane in
709 void *vb2_plane_vaddr(struct vb2_buffer *vb, unsigned int plane_no);
713  * @vb:		pointer to &struct vb2_buffer to which the plane in
723 void *vb2_plane_cookie(struct vb2_buffer *vb, unsigned int plane_no);
728  * @vb:		pointer to &struct vb2_buffer to be used.
745 void vb2_buffer_done(struct vb2_buffer *vb, enum vb2_buffer_state state);
776  * @vb:		pointer to struct &vb2_buffer.
788 void vb2_core_querybuf(struct vb2_queue *q, struct vb2_buffer *vb, void *pb);
807  * #) allocates internal buffer structures (&struct vb2_buffer), according to
855  * @vb:		pointer to struct &vb2_buffer.
871 int vb2_core_prepare_buf(struct vb2_queue *q, struct vb2_buffer *vb, void *pb);
887  * @vb:		pointer to struct &vb2_buffer.
909 int vb2_core_qbuf(struct vb2_queue *q, struct vb2_buffer *vb, void *pb,
973  * @vb:		pointer to struct &vb2_buffer.
987 		    struct vb2_buffer *vb, unsigned int plane, unsigned int flags);
1122  * @vb: pointer to struct &vb2_buffer.
1127 typedef int (*vb2_thread_fnc)(struct vb2_buffer *vb, void *priv);
1215  * @vb:		pointer to &struct vb2_buffer to which the plane in
1220 static inline void vb2_set_plane_payload(struct vb2_buffer *vb,
1236  * @vb:		pointer to &struct vb2_buffer to which the plane in
1240 static inline unsigned long vb2_get_plane_payload(struct vb2_buffer *vb,
1250  * @vb:		pointer to &struct vb2_buffer to which the plane in
1255 vb2_plane_size(struct vb2_buffer *vb, unsigned int plane_no)
1290 static inline struct vb2_buffer *vb2_get_buffer(struct vb2_queue *q,
1316 bool vb2_buffer_in_use(struct vb2_queue *q, struct vb2_buffer *vb);