171 	struct nbpf_link_desc ldesc[NBPF_SEGMENTS_PER_PAGE];  member
391 	struct nbpf_link_desc *ldesc = list_first_entry(&desc->sg, struct nbpf_link_desc, node);  in nbpf_start()  local
393 	nbpf_chan_write(chan, NBPF_CHAN_NXLA, (u32)ldesc->hwdesc_dma_addr);  in nbpf_start()
398 	if (ldesc->hwdesc->config & NBPF_CHAN_CFG_TM)  in nbpf_start()
506 static int nbpf_prep_one(struct nbpf_link_desc *ldesc,  in nbpf_prep_one()  argument
510 	struct nbpf_link_reg *hwdesc = ldesc->hwdesc;  in nbpf_prep_one()
511 	struct nbpf_desc *desc = ldesc->desc;  in nbpf_prep_one()
580 		__func__, &ldesc->hwdesc_dma_addr, hwdesc->header,  in nbpf_prep_one()
583 	dma_sync_single_for_device(dev, ldesc->hwdesc_dma_addr, sizeof(*hwdesc),  in nbpf_prep_one()
694 	struct nbpf_link_desc *ldesc;  in nbpf_desc_page_alloc()  local
708 	for (i = 0, ldesc = dpage->ldesc, hwdesc = dpage->hwdesc;  in nbpf_desc_page_alloc()
709 	     i < ARRAY_SIZE(dpage->ldesc);  in nbpf_desc_page_alloc()
710 	     i++, ldesc++, hwdesc++) {  in nbpf_desc_page_alloc()
711 		ldesc->hwdesc = hwdesc;  in nbpf_desc_page_alloc()
712 		list_add_tail(&ldesc->node, &lhead);  in nbpf_desc_page_alloc()
713 		ldesc->hwdesc_dma_addr = dma_map_single(dchan->device->dev,  in nbpf_desc_page_alloc()
717 			hwdesc, &ldesc->hwdesc_dma_addr);  in nbpf_desc_page_alloc()
746 	struct nbpf_link_desc *ldesc, *tmp;  in nbpf_desc_put()  local
750 	list_for_each_entry_safe(ldesc, tmp, &desc->sg, node)  in nbpf_desc_put()
751 		list_move(&ldesc->node, &chan->free_links);  in nbpf_desc_put()
786 	struct nbpf_link_desc *ldesc, *prev = NULL;  in nbpf_desc_get()  local
820 			ldesc = list_first_entry(&chan->free_links,  in nbpf_desc_get()
822 			ldesc->desc = desc;  in nbpf_desc_get()
824 				prev->hwdesc->next = (u32)ldesc->hwdesc_dma_addr;  in nbpf_desc_get()
826 			prev = ldesc;  in nbpf_desc_get()
827 			list_move_tail(&ldesc->node, &desc->sg);  in nbpf_desc_get()
925 	struct nbpf_link_desc *ldesc;  in nbpf_prep_sg()  local
964 	list_for_each_entry(ldesc, &desc->sg, node) {  in nbpf_prep_sg()
965 		int ret = nbpf_prep_one(ldesc, direction,  in nbpf_prep_sg()
1076 		struct nbpf_link_desc *ldesc;  in nbpf_free_chan_resources()  local
1079 		for (i = 0, ldesc = dpage->ldesc;  in nbpf_free_chan_resources()
1080 		     i < ARRAY_SIZE(dpage->ldesc);  in nbpf_free_chan_resources()
1081 		     i++, ldesc++)  in nbpf_free_chan_resources()
1082 			dma_unmap_single(dchan->device->dev, ldesc->hwdesc_dma_addr,  in nbpf_free_chan_resources()
1083 					 sizeof(*ldesc->hwdesc), DMA_TO_DEVICE);  in nbpf_free_chan_resources()