1675 	struct txfcb *fcb = skb_push(skb, GMAC_FCB_LEN);  in gfar_add_fcb()  local
1677 	memset(fcb, 0, GMAC_FCB_LEN);  in gfar_add_fcb()
1679 	return fcb;  in gfar_add_fcb()
1682 static inline void gfar_tx_checksum(struct sk_buff *skb, struct txfcb *fcb,  in gfar_tx_checksum()  argument
1696 		fcb->phcs = (__force __be16)(udp_hdr(skb)->check);  in gfar_tx_checksum()
1698 		fcb->phcs = (__force __be16)(tcp_hdr(skb)->check);  in gfar_tx_checksum()
1705 	fcb->l3os = (u8)(skb_network_offset(skb) - fcb_length);  in gfar_tx_checksum()
1706 	fcb->l4os = skb_network_header_len(skb);  in gfar_tx_checksum()
1708 	fcb->flags = flags;  in gfar_tx_checksum()
1711 static inline void gfar_tx_vlan(struct sk_buff *skb, struct txfcb *fcb)  in gfar_tx_vlan()  argument
1713 	fcb->flags |= TXFCB_VLN;  in gfar_tx_vlan()
1714 	fcb->vlctl = cpu_to_be16(skb_vlan_tag_get(skb));  in gfar_tx_vlan()
1731 /* eTSEC12: csum generation not supported for some fcb offsets */
1758 	struct txfcb *fcb = NULL;  in gfar_start_xmit()  local
1785 	/* make space for additional header when fcb is needed */  in gfar_start_xmit()
1821 	/* Add TxPAL between FCB and frame if required */  in gfar_start_xmit()
1829 		fcb = gfar_add_fcb(skb);  in gfar_start_xmit()
1835 		gfar_tx_checksum(skb, fcb, fcb_len);  in gfar_start_xmit()
1837 		if (unlikely(gfar_csum_errata_12(priv, (unsigned long)fcb)) ||  in gfar_start_xmit()
1842 				/* put back a new fcb for vlan/tstamp TOE */  in gfar_start_xmit()
1843 				fcb = gfar_add_fcb(skb);  in gfar_start_xmit()
1847 				fcb = NULL;  in gfar_start_xmit()
1853 		gfar_tx_vlan(skb, fcb);  in gfar_start_xmit()
1904 	 * first TxBD points to the FCB and must have a data length of  in gfar_start_xmit()
1925 		fcb->ptp = 1;  in gfar_start_xmit()
2402 static inline void gfar_rx_checksum(struct sk_buff *skb, struct rxfcb *fcb)  in gfar_rx_checksum()  argument
2408 	if ((be16_to_cpu(fcb->flags) & RXFCB_CSUM_MASK) ==  in gfar_rx_checksum()
2419 	struct rxfcb *fcb = NULL;  in gfar_process_frame()  local
2421 	/* fcb is at the beginning if exists */  in gfar_process_frame()
2422 	fcb = (struct rxfcb *)skb->data;  in gfar_process_frame()
2424 	/* Remove the FCB from the skb  in gfar_process_frame()
2446 		gfar_rx_checksum(skb, fcb);  in gfar_process_frame()
2453 	    be16_to_cpu(fcb->flags) & RXFCB_VLN)  in gfar_process_frame()
2455 				       be16_to_cpu(fcb->vlctl));  in gfar_process_frame()