58 #define POOL_ALLOC_SIZE		(sizeof(struct desc) * (RX_DESCS + TX_DESCS))
177 	struct desc *desc_tab;	/* coherent */
198 struct desc {  struct
236 				 (n) * sizeof(struct desc))  argument
240 				 ((n) + RX_DESCS) * sizeof(struct desc))
612 static inline void debug_desc(u32 phys, struct desc *desc)  in debug_desc()  argument
617 	       phys, desc->next, desc->buf_len, desc->pkt_len,  in debug_desc()
618 	       desc->data, desc->dest_id, desc->src_id, desc->flags,  in debug_desc()
619 	       desc->qos, desc->padlen, desc->vlan_tci,  in debug_desc()
620 	       desc->dst_mac_0, desc->dst_mac_1, desc->dst_mac_2,  in debug_desc()
621 	       desc->dst_mac_3, desc->dst_mac_4, desc->dst_mac_5,  in debug_desc()
622 	       desc->src_mac_0, desc->src_mac_1, desc->src_mac_2,  in debug_desc()
623 	       desc->src_mac_3, desc->src_mac_4, desc->src_mac_5);  in debug_desc()
631 	struct desc *tab;  in queue_get_desc()
639 	n_desc = (phys - tab_phys) / sizeof(struct desc);  in queue_get_desc()
647 				  struct desc *desc)  in queue_put_desc()  argument
649 	debug_desc(phys, desc);  in queue_put_desc()
657 static inline void dma_unmap_tx(struct port *port, struct desc *desc)  in dma_unmap_tx()  argument
660 	dma_unmap_single(&port->netdev->dev, desc->data,  in dma_unmap_tx()
661 			 desc->buf_len, DMA_TO_DEVICE);  in dma_unmap_tx()
663 	dma_unmap_single(&port->netdev->dev, desc->data & ~3,  in dma_unmap_tx()
664 			 ALIGN((desc->data & 3) + desc->buf_len, 4),  in dma_unmap_tx()
695 		struct desc *desc;  in eth_poll()  local
726 		desc = rx_desc_ptr(port, n);  in eth_poll()
739 				       ALIGN(NET_IP_ALIGN + desc->pkt_len, 4));  in eth_poll()
745 			desc->buf_len = MAX_MRU;  in eth_poll()
746 			desc->pkt_len = 0;  in eth_poll()
747 			queue_put_desc(rxfreeq, rx_desc_phys(port, n), desc);  in eth_poll()
755 		dma_unmap_single(&dev->dev, desc->data - NET_IP_ALIGN,  in eth_poll()
758 		dma_sync_single_for_cpu(&dev->dev, desc->data - NET_IP_ALIGN,  in eth_poll()
761 			      ALIGN(NET_IP_ALIGN + desc->pkt_len, 4) / 4);  in eth_poll()
764 		skb_put(skb, desc->pkt_len);  in eth_poll()
777 		desc->data = phys + NET_IP_ALIGN;  in eth_poll()
779 		desc->buf_len = MAX_MRU;  in eth_poll()
780 		desc->pkt_len = 0;  in eth_poll()
781 		queue_put_desc(rxfreeq, rx_desc_phys(port, n), desc);  in eth_poll()
802 		struct desc *desc;  in eth_txdone_irq()  local
810 		n_desc = (phys - tx_desc_phys(port, 0)) / sizeof(struct desc);  in eth_txdone_irq()
812 		desc = tx_desc_ptr(port, n_desc);  in eth_txdone_irq()
813 		debug_desc(phys, desc);  in eth_txdone_irq()
817 			port->netdev->stats.tx_bytes += desc->pkt_len;  in eth_txdone_irq()
819 			dma_unmap_tx(port, desc);  in eth_txdone_irq()
829 		queue_put_desc(port->plat->txreadyq, phys, desc);  in eth_txdone_irq()
847 	struct desc *desc;  in eth_xmit()  local
889 	desc = tx_desc_ptr(port, n);  in eth_xmit()
896 	desc->data = phys + offset;  in eth_xmit()
897 	desc->buf_len = desc->pkt_len = len;  in eth_xmit()
901 	queue_put_desc(TX_QUEUE(port->id), tx_desc_phys(port, n), desc);  in eth_xmit()
1142 		struct desc *desc = rx_desc_ptr(port, i);  in init_queues()  local
1154 		desc->buf_len = MAX_MRU;  in init_queues()
1155 		desc->data = dma_map_single(&port->netdev->dev, data,  in init_queues()
1157 		if (dma_mapping_error(&port->netdev->dev, desc->data)) {  in init_queues()
1161 		desc->data += NET_IP_ALIGN;  in init_queues()
1174 			struct desc *desc = rx_desc_ptr(port, i);  in destroy_queues()  local
1178 						 desc->data - NET_IP_ALIGN,  in destroy_queues()
1184 			struct desc *desc = tx_desc_ptr(port, i);  in destroy_queues()  local
1187 				dma_unmap_tx(port, desc);  in destroy_queues()
1337 			struct desc *desc;  in eth_close()  local
1341 			desc = tx_desc_ptr(port, n);  in eth_close()
1343 			desc->buf_len = desc->pkt_len = 1;  in eth_close()
1345 			queue_put_desc(TX_QUEUE(port->id), phys, desc);  in eth_close()