448 	struct mmp_pdma_desc_sw *first = NULL, *prev = NULL, *new;  in mmp_pdma_prep_memcpy()  local
482 		if (!first)  in mmp_pdma_prep_memcpy()
483 			first = new;  in mmp_pdma_prep_memcpy()
503 		list_add_tail(&new->node, &first->tx_list);  in mmp_pdma_prep_memcpy()
506 	first->async_tx.flags = flags; /* client is in control of this ack */  in mmp_pdma_prep_memcpy()
507 	first->async_tx.cookie = -EBUSY;  in mmp_pdma_prep_memcpy()
515 	return &first->async_tx;  in mmp_pdma_prep_memcpy()
518 	if (first)  in mmp_pdma_prep_memcpy()
519 		mmp_pdma_free_desc_list(chan, &first->tx_list);  in mmp_pdma_prep_memcpy()
529 	struct mmp_pdma_desc_sw *first = NULL, *prev = NULL, *new = NULL;  in mmp_pdma_prep_slave_sg()  local
565 			if (!first)  in mmp_pdma_prep_slave_sg()
566 				first = new;  in mmp_pdma_prep_slave_sg()
575 			list_add_tail(&new->node, &first->tx_list);  in mmp_pdma_prep_slave_sg()
583 	first->async_tx.cookie = -EBUSY;  in mmp_pdma_prep_slave_sg()
584 	first->async_tx.flags = flags;  in mmp_pdma_prep_slave_sg()
593 	return &first->async_tx;  in mmp_pdma_prep_slave_sg()
596 	if (first)  in mmp_pdma_prep_slave_sg()
597 		mmp_pdma_free_desc_list(chan, &first->tx_list);  in mmp_pdma_prep_slave_sg()
608 	struct mmp_pdma_desc_sw *first = NULL, *prev = NULL, *new;  in mmp_pdma_prep_dma_cyclic()  local
652 		if (!first)  in mmp_pdma_prep_dma_cyclic()
653 			first = new;  in mmp_pdma_prep_dma_cyclic()
669 		list_add_tail(&new->node, &first->tx_list);  in mmp_pdma_prep_dma_cyclic()
672 	first->async_tx.flags = flags; /* client is in control of this ack */  in mmp_pdma_prep_dma_cyclic()
673 	first->async_tx.cookie = -EBUSY;  in mmp_pdma_prep_dma_cyclic()
676 	new->desc.ddadr = first->async_tx.phys;  in mmp_pdma_prep_dma_cyclic()
677 	chan->cyclic_first = first;  in mmp_pdma_prep_dma_cyclic()
679 	return &first->async_tx;  in mmp_pdma_prep_dma_cyclic()
682 	if (first)  in mmp_pdma_prep_dma_cyclic()
683 		mmp_pdma_free_desc_list(chan, &first->tx_list);  in mmp_pdma_prep_dma_cyclic()