ocs_hcu_dma_list_add_tail
rc = ocs_hcu_dma_list_add_tail(rctx->hcu_dev, rctx->dma_list,
rc = ocs_hcu_dma_list_add_tail(rctx->hcu_dev,
int ocs_hcu_dma_list_add_tail(struct ocs_hcu_dev *hcu_dev,