981 	struct ep93xx_dma_desc *desc, *first;  in ep93xx_dma_prep_dma_memcpy()  local
984 	first = NULL;  in ep93xx_dma_prep_dma_memcpy()
998 		if (!first)  in ep93xx_dma_prep_dma_memcpy()
999 			first = desc;  in ep93xx_dma_prep_dma_memcpy()
1001 			list_add_tail(&desc->node, &first->tx_list);  in ep93xx_dma_prep_dma_memcpy()
1004 	first->txd.cookie = -EBUSY;  in ep93xx_dma_prep_dma_memcpy()
1005 	first->txd.flags = flags;  in ep93xx_dma_prep_dma_memcpy()
1007 	return &first->txd;  in ep93xx_dma_prep_dma_memcpy()
1009 	ep93xx_dma_desc_put(edmac, first);  in ep93xx_dma_prep_dma_memcpy()
1030 	struct ep93xx_dma_desc *desc, *first;  in ep93xx_dma_prep_slave_sg()  local
1046 	first = NULL;  in ep93xx_dma_prep_slave_sg()
1071 		if (!first)  in ep93xx_dma_prep_slave_sg()
1072 			first = desc;  in ep93xx_dma_prep_slave_sg()
1074 			list_add_tail(&desc->node, &first->tx_list);  in ep93xx_dma_prep_slave_sg()
1077 	first->txd.cookie = -EBUSY;  in ep93xx_dma_prep_slave_sg()
1078 	first->txd.flags = flags;  in ep93xx_dma_prep_slave_sg()
1080 	return &first->txd;  in ep93xx_dma_prep_slave_sg()
1083 	ep93xx_dma_desc_put(edmac, first);  in ep93xx_dma_prep_slave_sg()
1110 	struct ep93xx_dma_desc *desc, *first;  in ep93xx_dma_prep_dma_cyclic()  local
1132 	first = NULL;  in ep93xx_dma_prep_dma_cyclic()
1150 		if (!first)  in ep93xx_dma_prep_dma_cyclic()
1151 			first = desc;  in ep93xx_dma_prep_dma_cyclic()
1153 			list_add_tail(&desc->node, &first->tx_list);  in ep93xx_dma_prep_dma_cyclic()
1156 	first->txd.cookie = -EBUSY;  in ep93xx_dma_prep_dma_cyclic()
1158 	return &first->txd;  in ep93xx_dma_prep_dma_cyclic()
1161 	ep93xx_dma_desc_put(edmac, first);  in ep93xx_dma_prep_dma_cyclic()