769 	struct fsl_desc_sw *first = NULL, *prev = NULL, *new;  in fsl_dma_prep_memcpy()  local
783 		new = fsl_dma_alloc_descriptor(chan);  in fsl_dma_prep_memcpy()
784 		if (!new) {  in fsl_dma_prep_memcpy()
791 		set_desc_cnt(chan, &new->hw, copy);  in fsl_dma_prep_memcpy()
792 		set_desc_src(chan, &new->hw, dma_src);  in fsl_dma_prep_memcpy()
793 		set_desc_dst(chan, &new->hw, dma_dst);  in fsl_dma_prep_memcpy()
796 			first = new;  in fsl_dma_prep_memcpy()
798 			set_desc_next(chan, &prev->hw, new->async_tx.phys);  in fsl_dma_prep_memcpy()
800 		new->async_tx.cookie = 0;  in fsl_dma_prep_memcpy()
801 		async_tx_ack(&new->async_tx);  in fsl_dma_prep_memcpy()
803 		prev = new;  in fsl_dma_prep_memcpy()
809 		list_add_tail(&new->node, &first->tx_list);  in fsl_dma_prep_memcpy()
812 	new->async_tx.flags = flags; /* client is in control of this ack */  in fsl_dma_prep_memcpy()
813 	new->async_tx.cookie = -EBUSY;  in fsl_dma_prep_memcpy()
816 	set_ld_eol(chan, new);  in fsl_dma_prep_memcpy()
833 	struct fsl_desc_sw *first = NULL, *prev = NULL, *new = NULL;  in fsl_dma_prep_sg()  local
868 		new = fsl_dma_alloc_descriptor(chan);  in fsl_dma_prep_sg()
869 		if (!new) {  in fsl_dma_prep_sg()
874 		set_desc_cnt(chan, &new->hw, len);  in fsl_dma_prep_sg()
875 		set_desc_src(chan, &new->hw, src);  in fsl_dma_prep_sg()
876 		set_desc_dst(chan, &new->hw, dst);  in fsl_dma_prep_sg()
879 			first = new;  in fsl_dma_prep_sg()
881 			set_desc_next(chan, &prev->hw, new->async_tx.phys);  in fsl_dma_prep_sg()
883 		new->async_tx.cookie = 0;  in fsl_dma_prep_sg()
884 		async_tx_ack(&new->async_tx);  in fsl_dma_prep_sg()
885 		prev = new;  in fsl_dma_prep_sg()
888 		list_add_tail(&new->node, &first->tx_list);  in fsl_dma_prep_sg()
928 	new->async_tx.flags = flags; /* client is in control of this ack */  in fsl_dma_prep_sg()
929 	new->async_tx.cookie = -EBUSY;  in fsl_dma_prep_sg()
932 	set_ld_eol(chan, new);  in fsl_dma_prep_sg()