51 	struct ftgmac100_txdes txdes[TX_QUEUE_ENTRIES];  member
154 					       offsetof(struct ftgmac100_descs, txdes));  in ftgmac100_init_hw()
504 static void ftgmac100_txdes_reset(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_reset()  argument
507 	txdes->txdes0 &= cpu_to_le32(FTGMAC100_TXDES0_EDOTR);  in ftgmac100_txdes_reset()
508 	txdes->txdes1 = 0;  in ftgmac100_txdes_reset()
509 	txdes->txdes2 = 0;  in ftgmac100_txdes_reset()
510 	txdes->txdes3 = 0;  in ftgmac100_txdes_reset()
513 static bool ftgmac100_txdes_owned_by_dma(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_owned_by_dma()  argument
515 	return txdes->txdes0 & cpu_to_le32(FTGMAC100_TXDES0_TXDMA_OWN);  in ftgmac100_txdes_owned_by_dma()
518 static void ftgmac100_txdes_set_dma_own(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_dma_own()  argument
525 	txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_TXDMA_OWN);  in ftgmac100_txdes_set_dma_own()
528 static void ftgmac100_txdes_set_end_of_ring(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_end_of_ring()  argument
530 	txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_EDOTR);  in ftgmac100_txdes_set_end_of_ring()
533 static void ftgmac100_txdes_set_first_segment(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_first_segment()  argument
535 	txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_FTS);  in ftgmac100_txdes_set_first_segment()
538 static void ftgmac100_txdes_set_last_segment(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_last_segment()  argument
540 	txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_LTS);  in ftgmac100_txdes_set_last_segment()
543 static void ftgmac100_txdes_set_buffer_size(struct ftgmac100_txdes *txdes,  in ftgmac100_txdes_set_buffer_size()  argument
546 	txdes->txdes0 |= cpu_to_le32(FTGMAC100_TXDES0_TXBUF_SIZE(len));  in ftgmac100_txdes_set_buffer_size()
549 static void ftgmac100_txdes_set_txint(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_txint()  argument
551 	txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_TXIC);  in ftgmac100_txdes_set_txint()
554 static void ftgmac100_txdes_set_tcpcs(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_tcpcs()  argument
556 	txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_TCP_CHKSUM);  in ftgmac100_txdes_set_tcpcs()
559 static void ftgmac100_txdes_set_udpcs(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_udpcs()  argument
561 	txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_UDP_CHKSUM);  in ftgmac100_txdes_set_udpcs()
564 static void ftgmac100_txdes_set_ipcs(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_set_ipcs()  argument
566 	txdes->txdes1 |= cpu_to_le32(FTGMAC100_TXDES1_IP_CHKSUM);  in ftgmac100_txdes_set_ipcs()
569 static void ftgmac100_txdes_set_dma_addr(struct ftgmac100_txdes *txdes,  in ftgmac100_txdes_set_dma_addr()  argument
572 	txdes->txdes3 = cpu_to_le32(addr);  in ftgmac100_txdes_set_dma_addr()
575 static dma_addr_t ftgmac100_txdes_get_dma_addr(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_get_dma_addr()  argument
577 	return le32_to_cpu(txdes->txdes3);  in ftgmac100_txdes_get_dma_addr()
584 static void ftgmac100_txdes_set_skb(struct ftgmac100_txdes *txdes,  in ftgmac100_txdes_set_skb()  argument
587 	txdes->txdes2 = (unsigned int)skb;  in ftgmac100_txdes_set_skb()
590 static struct sk_buff *ftgmac100_txdes_get_skb(struct ftgmac100_txdes *txdes)  in ftgmac100_txdes_get_skb()  argument
592 	return (struct sk_buff *)txdes->txdes2;  in ftgmac100_txdes_get_skb()
615 	return &priv->descs->txdes[priv->tx_pointer];  in ftgmac100_current_txdes()
621 	return &priv->descs->txdes[priv->tx_clean_pointer];  in ftgmac100_current_clean_txdes()
627 	struct ftgmac100_txdes *txdes;  in ftgmac100_tx_complete_packet()  local
634 	txdes = ftgmac100_current_clean_txdes(priv);  in ftgmac100_tx_complete_packet()
636 	if (ftgmac100_txdes_owned_by_dma(txdes))  in ftgmac100_tx_complete_packet()
639 	skb = ftgmac100_txdes_get_skb(txdes);  in ftgmac100_tx_complete_packet()
640 	map = ftgmac100_txdes_get_dma_addr(txdes);  in ftgmac100_tx_complete_packet()
649 	ftgmac100_txdes_reset(txdes);  in ftgmac100_tx_complete_packet()
671 	struct ftgmac100_txdes *txdes;  in ftgmac100_xmit()  local
674 	txdes = ftgmac100_current_txdes(priv);  in ftgmac100_xmit()
678 	ftgmac100_txdes_set_skb(txdes, skb);  in ftgmac100_xmit()
679 	ftgmac100_txdes_set_dma_addr(txdes, map);  in ftgmac100_xmit()
680 	ftgmac100_txdes_set_buffer_size(txdes, len);  in ftgmac100_xmit()
682 	ftgmac100_txdes_set_first_segment(txdes);  in ftgmac100_xmit()
683 	ftgmac100_txdes_set_last_segment(txdes);  in ftgmac100_xmit()
684 	ftgmac100_txdes_set_txint(txdes);  in ftgmac100_xmit()
691 			ftgmac100_txdes_set_ipcs(txdes);  in ftgmac100_xmit()
693 				ftgmac100_txdes_set_tcpcs(txdes);  in ftgmac100_xmit()
695 				ftgmac100_txdes_set_udpcs(txdes);  in ftgmac100_xmit()
705 	ftgmac100_txdes_set_dma_own(txdes);  in ftgmac100_xmit()
761 		struct ftgmac100_txdes *txdes = &priv->descs->txdes[i];  in ftgmac100_free_buffers()  local
762 		struct sk_buff *skb = ftgmac100_txdes_get_skb(txdes);  in ftgmac100_free_buffers()
763 		dma_addr_t map = ftgmac100_txdes_get_dma_addr(txdes);  in ftgmac100_free_buffers()
797 	ftgmac100_txdes_set_end_of_ring(&priv->descs->txdes[TX_QUEUE_ENTRIES - 1]);  in ftgmac100_alloc_buffers()