V4L2_BUF_FLAG_QUEUED
V4L2_BUF_FLAG_QUEUED) {
sc->sc_mmap_cur->v4l2_buf.flags &= ~V4L2_BUF_FLAG_QUEUED;
sc->sc_mmap[qb->index].v4l2_buf.flags |= V4L2_BUF_FLAG_QUEUED;
mmap->v4l2_buf.flags &= ~V4L2_BUF_FLAG_QUEUED;