64 #define POOL_ALLOC_SIZE		(sizeof(struct desc) * (RX_DESCS + TX_DESCS))
193 	struct desc *desc_tab;	/* coherent */
214 struct desc {  struct
252 				 (n) * sizeof(struct desc))  argument
256 				 ((n) + RX_DESCS) * sizeof(struct desc))
620 static inline void debug_desc(u32 phys, struct desc *desc)  in debug_desc()  argument
625 	       phys, desc->next, desc->buf_len, desc->pkt_len,  in debug_desc()
626 	       desc->data, desc->dest_id, desc->src_id, desc->flags,  in debug_desc()
627 	       desc->qos, desc->padlen, desc->vlan_tci,  in debug_desc()
628 	       desc->dst_mac_0, desc->dst_mac_1, desc->dst_mac_2,  in debug_desc()
629 	       desc->dst_mac_3, desc->dst_mac_4, desc->dst_mac_5,  in debug_desc()
630 	       desc->src_mac_0, desc->src_mac_1, desc->src_mac_2,  in debug_desc()
631 	       desc->src_mac_3, desc->src_mac_4, desc->src_mac_5);  in debug_desc()
639 	struct desc *tab;  in queue_get_desc()
647 	n_desc = (phys - tab_phys) / sizeof(struct desc);  in queue_get_desc()
655 				  struct desc *desc)  in queue_put_desc()  argument
657 	debug_desc(phys, desc);  in queue_put_desc()
665 static inline void dma_unmap_tx(struct port *port, struct desc *desc)  in dma_unmap_tx()  argument
668 	dma_unmap_single(&port->netdev->dev, desc->data,  in dma_unmap_tx()
669 			 desc->buf_len, DMA_TO_DEVICE);  in dma_unmap_tx()
671 	dma_unmap_single(&port->netdev->dev, desc->data & ~3,  in dma_unmap_tx()
672 			 ALIGN((desc->data & 3) + desc->buf_len, 4),  in dma_unmap_tx()
703 		struct desc *desc;  in eth_poll()  local
730 		desc = rx_desc_ptr(port, n);  in eth_poll()
743 				       ALIGN(NET_IP_ALIGN + desc->pkt_len, 4));  in eth_poll()
749 			desc->buf_len = MAX_MRU;  in eth_poll()
750 			desc->pkt_len = 0;  in eth_poll()
751 			queue_put_desc(rxfreeq, rx_desc_phys(port, n), desc);  in eth_poll()
759 		dma_unmap_single(&dev->dev, desc->data - NET_IP_ALIGN,  in eth_poll()
762 		dma_sync_single_for_cpu(&dev->dev, desc->data - NET_IP_ALIGN,  in eth_poll()
765 			      ALIGN(NET_IP_ALIGN + desc->pkt_len, 4) / 4);  in eth_poll()
768 		skb_put(skb, desc->pkt_len);  in eth_poll()
781 		desc->data = phys + NET_IP_ALIGN;  in eth_poll()
783 		desc->buf_len = MAX_MRU;  in eth_poll()
784 		desc->pkt_len = 0;  in eth_poll()
785 		queue_put_desc(rxfreeq, rx_desc_phys(port, n), desc);  in eth_poll()
806 		struct desc *desc;  in eth_txdone_irq()  local
814 		n_desc = (phys - tx_desc_phys(port, 0)) / sizeof(struct desc);  in eth_txdone_irq()
816 		desc = tx_desc_ptr(port, n_desc);  in eth_txdone_irq()
817 		debug_desc(phys, desc);  in eth_txdone_irq()
821 			port->netdev->stats.tx_bytes += desc->pkt_len;  in eth_txdone_irq()
823 			dma_unmap_tx(port, desc);  in eth_txdone_irq()
833 		queue_put_desc(port->plat->txreadyq, phys, desc);  in eth_txdone_irq()
851 	struct desc *desc;  in eth_xmit()  local
893 	desc = tx_desc_ptr(port, n);  in eth_xmit()
900 	desc->data = phys + offset;  in eth_xmit()
901 	desc->buf_len = desc->pkt_len = len;  in eth_xmit()
905 	queue_put_desc(TX_QUEUE(port->id), tx_desc_phys(port, n), desc);  in eth_xmit()
1126 		struct desc *desc = rx_desc_ptr(port, i);  in init_queues()  local
1138 		desc->buf_len = MAX_MRU;  in init_queues()
1139 		desc->data = dma_map_single(&port->netdev->dev, data,  in init_queues()
1141 		if (dma_mapping_error(&port->netdev->dev, desc->data)) {  in init_queues()
1145 		desc->data += NET_IP_ALIGN;  in init_queues()
1158 			struct desc *desc = rx_desc_ptr(port, i);  in destroy_queues()  local
1162 						 desc->data - NET_IP_ALIGN,  in destroy_queues()
1168 			struct desc *desc = tx_desc_ptr(port, i);  in destroy_queues()  local
1171 				dma_unmap_tx(port, desc);  in destroy_queues()
1320 			struct desc *desc;  in eth_close()  local
1324 			desc = tx_desc_ptr(port, n);  in eth_close()
1326 			desc->buf_len = desc->pkt_len = 1;  in eth_close()
1328 			queue_put_desc(TX_QUEUE(port->id), phys, desc);  in eth_close()