170 	struct nbpf_link_desc ldesc[NBPF_SEGMENTS_PER_PAGE];  member
390 	struct nbpf_link_desc *ldesc = list_first_entry(&desc->sg, struct nbpf_link_desc, node);  in nbpf_start()  local
392 	nbpf_chan_write(chan, NBPF_CHAN_NXLA, (u32)ldesc->hwdesc_dma_addr);  in nbpf_start()
397 	if (ldesc->hwdesc->config & NBPF_CHAN_CFG_TM)  in nbpf_start()
505 static int nbpf_prep_one(struct nbpf_link_desc *ldesc,  in nbpf_prep_one()  argument
509 	struct nbpf_link_reg *hwdesc = ldesc->hwdesc;  in nbpf_prep_one()
510 	struct nbpf_desc *desc = ldesc->desc;  in nbpf_prep_one()
579 		__func__, &ldesc->hwdesc_dma_addr, hwdesc->header,  in nbpf_prep_one()
582 	dma_sync_single_for_device(dev, ldesc->hwdesc_dma_addr, sizeof(*hwdesc),  in nbpf_prep_one()
693 	struct nbpf_link_desc *ldesc;  in nbpf_desc_page_alloc()  local
707 	for (i = 0, ldesc = dpage->ldesc, hwdesc = dpage->hwdesc;  in nbpf_desc_page_alloc()
708 	     i < ARRAY_SIZE(dpage->ldesc);  in nbpf_desc_page_alloc()
709 	     i++, ldesc++, hwdesc++) {  in nbpf_desc_page_alloc()
710 		ldesc->hwdesc = hwdesc;  in nbpf_desc_page_alloc()
711 		list_add_tail(&ldesc->node, &lhead);  in nbpf_desc_page_alloc()
712 		ldesc->hwdesc_dma_addr = dma_map_single(dchan->device->dev,  in nbpf_desc_page_alloc()
716 			hwdesc, &ldesc->hwdesc_dma_addr);  in nbpf_desc_page_alloc()
745 	struct nbpf_link_desc *ldesc, *tmp;  in nbpf_desc_put()  local
749 	list_for_each_entry_safe(ldesc, tmp, &desc->sg, node)  in nbpf_desc_put()
750 		list_move(&ldesc->node, &chan->free_links);  in nbpf_desc_put()
785 	struct nbpf_link_desc *ldesc, *prev = NULL;  in nbpf_desc_get()  local
819 			ldesc = list_first_entry(&chan->free_links,  in nbpf_desc_get()
821 			ldesc->desc = desc;  in nbpf_desc_get()
823 				prev->hwdesc->next = (u32)ldesc->hwdesc_dma_addr;  in nbpf_desc_get()
825 			prev = ldesc;  in nbpf_desc_get()
826 			list_move_tail(&ldesc->node, &desc->sg);  in nbpf_desc_get()
924 	struct nbpf_link_desc *ldesc;  in nbpf_prep_sg()  local
963 	list_for_each_entry(ldesc, &desc->sg, node) {  in nbpf_prep_sg()
964 		int ret = nbpf_prep_one(ldesc, direction,  in nbpf_prep_sg()
1075 		struct nbpf_link_desc *ldesc;  in nbpf_free_chan_resources()  local
1078 		for (i = 0, ldesc = dpage->ldesc;  in nbpf_free_chan_resources()
1079 		     i < ARRAY_SIZE(dpage->ldesc);  in nbpf_free_chan_resources()
1080 		     i++, ldesc++)  in nbpf_free_chan_resources()
1081 			dma_unmap_single(dchan->device->dev, ldesc->hwdesc_dma_addr,  in nbpf_free_chan_resources()
1082 					 sizeof(*ldesc->hwdesc), DMA_TO_DEVICE);  in nbpf_free_chan_resources()