return_all_buffers
return_all_buffers(sur40, VB2_BUF_STATE_ERROR);
return_all_buffers(vindev, VB2_BUF_STATE_ERROR);
return_all_buffers(voutdev, VB2_BUF_STATE_ERROR);
return_all_buffers(voutdev, VB2_BUF_STATE_QUEUED);
return_all_buffers(csi, VB2_BUF_STATE_QUEUED);
return_all_buffers(csi, VB2_BUF_STATE_ERROR);
return_all_buffers(stream, VB2_BUF_STATE_ERROR);
return_all_buffers(dev, VB2_BUF_STATE_QUEUED);
return_all_buffers(dev, VB2_BUF_STATE_ERROR);
return_all_buffers(dev, VB2_BUF_STATE_QUEUED);
return_all_buffers(dev, VB2_BUF_STATE_ERROR);
return_all_buffers(dev, VB2_BUF_STATE_QUEUED);
return_all_buffers(dev, VB2_BUF_STATE_ERROR);
return_all_buffers(skel, VB2_BUF_STATE_QUEUED);
return_all_buffers(skel, VB2_BUF_STATE_ERROR);