240 static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b,  in videobuf_status()  argument
246 	b->index    = vb->i;  in videobuf_status()
247 	b->type     = type;  in videobuf_status()
249 	b->memory   = vb->memory;  in videobuf_status()
250 	switch (b->memory) {  in videobuf_status()
252 		b->m.offset  = vb->boff;  in videobuf_status()
253 		b->length    = vb->bsize;  in videobuf_status()
256 		b->m.userptr = vb->baddr;  in videobuf_status()
257 		b->length    = vb->bsize;  in videobuf_status()
260 		b->m.offset  = vb->boff;  in videobuf_status()
264 	b->flags    = 0;  in videobuf_status()
266 		b->flags |= V4L2_BUF_FLAG_MAPPED;  in videobuf_status()
272 		b->flags |= V4L2_BUF_FLAG_QUEUED;  in videobuf_status()
276 		b->flags |= V4L2_BUF_FLAG_DONE;  in videobuf_status()
285 		b->flags |= V4L2_BUF_FLAG_INPUT;  in videobuf_status()
286 		b->input  = vb->input;  in videobuf_status()
289 	b->field     = vb->field;  in videobuf_status()
290 	b->timestamp = vb->ts;  in videobuf_status()
291 	b->bytesused = vb->size;  in videobuf_status()
292 	b->sequence  = vb->field_count >> 1;  in videobuf_status()
448 int videobuf_querybuf(struct videobuf_queue *q, struct v4l2_buffer *b)  in videobuf_querybuf()  argument
453 	if (unlikely(b->type != q->type)) {  in videobuf_querybuf()
457 	if (unlikely(b->index < 0 || b->index >= VIDEO_MAX_FRAME)) {  in videobuf_querybuf()
461 	if (unlikely(NULL == q->bufs[b->index])) {  in videobuf_querybuf()
466 	videobuf_status(q, b, q->bufs[b->index], q->type);  in videobuf_querybuf()
475 	      struct v4l2_buffer *b)  in videobuf_qbuf()  argument
484 	if (b->memory == V4L2_MEMORY_MMAP)  in videobuf_qbuf()
494 	if (b->type != q->type) {  in videobuf_qbuf()
498 	if (b->index < 0 || b->index >= VIDEO_MAX_FRAME) {  in videobuf_qbuf()
502 	buf = q->bufs[b->index];  in videobuf_qbuf()
508 	if (buf->memory != b->memory) {  in videobuf_qbuf()
517 	if (b->flags & V4L2_BUF_FLAG_INPUT) {  in videobuf_qbuf()
518 		if (b->input >= q->inputs) {  in videobuf_qbuf()
522 		buf->input = b->input;  in videobuf_qbuf()
527 	switch (b->memory) {  in videobuf_qbuf()
536 		if (b->length < buf->bsize) {  in videobuf_qbuf()
541 		    buf->baddr != b->m.userptr)  in videobuf_qbuf()
543 		buf->baddr = b->m.userptr;  in videobuf_qbuf()
546 		buf->boff = b->m.offset;  in videobuf_qbuf()
574 	if (b->memory == V4L2_MEMORY_MMAP)  in videobuf_qbuf()
647 	       struct v4l2_buffer *b, int nonblocking)  in videobuf_dqbuf()  argument
680 	memset(b, 0, sizeof(*b));  in videobuf_dqbuf()
681 	videobuf_status(q, b, buf, q->type);  in videobuf_dqbuf()