keep_resources
err = keep_resources(bebob, &bebob->tx_stream, rate, index);
err = keep_resources(bebob, &bebob->rx_stream, rate, index);
err = keep_resources(dice, stream, resources, rate, pcm_chs,
err = keep_resources(dg00x, &dg00x->rx_stream, rate);
err = keep_resources(dg00x, &dg00x->tx_stream, rate);
err = keep_resources(efw, &efw->tx_stream, rate, mode);
err = keep_resources(efw, &efw->rx_stream, rate, mode);
err = keep_resources(motu, rate, &motu->tx_stream);
err = keep_resources(motu, rate, &motu->rx_stream);
err = keep_resources(oxfw, &oxfw->rx_stream);
err = keep_resources(oxfw, &oxfw->tx_stream);
err = keep_resources(tscm, rate, &tscm->tx_stream);
err = keep_resources(tscm, rate, &tscm->rx_stream);