Cross Reference: /src/sys/dev/video.c

Lines Matching defs:vb
1556 	struct video_buffer *vb;
1580 		vb = vs->vs_buf[userbuf->index];
1581 		driverbuf = vb->vb_buf;
1588 		video_stream_enqueue(vs, vb);
1606 	struct video_buffer *vb;
1628 			vb = video_stream_dequeue(vs);
1629 			if (vb == NULL) {
1635 			while ((vb = video_stream_dequeue(vs)) == NULL) {
1649 		memcpy(buf, vb->vb_buf, sizeof(*buf));
1806 	struct video_buffer *vb;
1855 		vb = SIMPLEQ_FIRST(&vs->vs_egress);
1857 	        vb = SIMPLEQ_FIRST(&vs->vs_egress);
1861 	if (vb->vb_buf->bytesused == 0) {
1862 		vb = video_stream_dequeue(vs);
1863 		video_stream_enqueue(vs, vb);
1868 	if (vb->busy) {
1874 		while (vb->busy > 0) {
1883 	vb->busy++;
1885 	len = uimin(uio->uio_resid, vb->vb_buf->bytesused - vs->vs_bytesread);
1886 	offset = vb->vb_buf->m.offset + vs->vs_bytesread;
1904 	if (--vb->busy <= 0)
1908 	if (vs->vs_bytesread >= vb->vb_buf->bytesused) {
1909 		vb = video_stream_dequeue(vs);
1910 		video_stream_enqueue(vs, vb);
2532 	struct video_buffer *vb;
2534 	vb = kmem_alloc(sizeof(*vb), KM_SLEEP);
2535 	vb->vb_buf = kmem_alloc(sizeof(*vb->vb_buf), KM_SLEEP);
2536 	return vb;
2540 video_buffer_free(struct video_buffer *vb)
2542 	kmem_free(vb->vb_buf, sizeof(*vb->vb_buf));
2543 	vb->vb_buf = NULL;
2544 	kmem_free(vb, sizeof(*vb));
2554 video_buffer_free_with_ubuf(struct video_buffer *vb)
2627 video_stream_enqueue(struct video_stream *vs, struct video_buffer *vb)
2629 	if (vb->vb_buf->flags & V4L2_BUF_FLAG_QUEUED) {
2634 	vb->vb_buf->flags |= V4L2_BUF_FLAG_QUEUED;
2635 	vb->vb_buf->flags &= ~V4L2_BUF_FLAG_DONE;
2637 	vb->vb_buf->bytesused = 0;
2639 	SIMPLEQ_INSERT_TAIL(&vs->vs_ingress, vb, entries);
2648 	struct video_buffer *vb;
2651 		vb = SIMPLEQ_FIRST(&vs->vs_egress);
2653 		vb->vb_buf->flags &= ~V4L2_BUF_FLAG_QUEUED;
2654 		vb->vb_buf->flags |= V4L2_BUF_FLAG_DONE;
2655 		return vb;
2676 vb;
2693 		vb = SIMPLEQ_FIRST(&vs->vs_ingress);
2694 		buf = vb->vb_buf;
2709 				 "vb=%p buf=%p "
2712 				 vb, buf,
2731 	struct video_buffer *vb;
2736 		vb = SIMPLEQ_FIRST(&vs->vs_ingress);
2737 		vb->vb_buf->sequence = vs->vs_sequence;
2740 		SIMPLEQ_INSERT_TAIL(&vs->vs_egress, vb, entries);
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