return videobuf_querybuf(&dev->empress_tsq, b);
}
static int empress_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
{
return videobuf_querybuf(&dev->empress_tsq, b);
}
static int empress_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
{