719 static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va,  in check_csum()  argument
726 	hw_checksum = csum_unfold((__force __sum16)cqe->checksum);  in check_csum()
728 	if (cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_CVLAN_PRESENT_MASK) &&  in check_csum()
734 	if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV4))  in check_csum()
737 	else if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV6))  in check_csum()
748 	struct mlx4_cqe *cqe;  in mlx4_en_process_rx_cq()  local
772 	cqe = mlx4_en_get_cqe(cq->buf, index, priv->cqe_size) + factor;  in mlx4_en_process_rx_cq()
775 	while (XNOR(cqe->owner_sr_opcode & MLX4_CQE_OWNER_MASK,  in mlx4_en_process_rx_cq()
787 		if (unlikely((cqe->owner_sr_opcode & MLX4_CQE_OPCODE_MASK) ==  in mlx4_en_process_rx_cq()
790 			       ((struct mlx4_err_cqe *)cqe)->vendor_err_syndrome,  in mlx4_en_process_rx_cq()
791 			       ((struct mlx4_err_cqe *)cqe)->syndrome);  in mlx4_en_process_rx_cq()
794 		if (unlikely(cqe->badfcs_enc & MLX4_CQE_BAD_FCS)) {  in mlx4_en_process_rx_cq()
837 		length = be32_to_cpu(cqe->byte_cnt);  in mlx4_en_process_rx_cq()
842 			(cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_L2_TUNNEL));  in mlx4_en_process_rx_cq()
845 			if (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_TCP |  in mlx4_en_process_rx_cq()
847 				if ((cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPOK)) &&  in mlx4_en_process_rx_cq()
848 				    cqe->checksum == cpu_to_be16(0xffff)) {  in mlx4_en_process_rx_cq()
857 				    (cqe->status & cpu_to_be16(MLX4_CQE_STATUS_IPV4 |  in mlx4_en_process_rx_cq()
892 				if (check_csum(cqe, gro_skb, va,  in mlx4_en_process_rx_cq()
908 			if ((cqe->vlan_my_qpn &  in mlx4_en_process_rx_cq()
911 				u16 vid = be16_to_cpu(cqe->sl_vid);  in mlx4_en_process_rx_cq()
914 			} else if ((be32_to_cpu(cqe->vlan_my_qpn) &  in mlx4_en_process_rx_cq()
919 						       be16_to_cpu(cqe->sl_vid));  in mlx4_en_process_rx_cq()
924 					     be32_to_cpu(cqe->immed_rss_invalid),  in mlx4_en_process_rx_cq()
933 				timestamp = mlx4_en_get_cqe_ts(cqe);  in mlx4_en_process_rx_cq()
956 			if (check_csum(cqe, skb, skb->data, dev->features)) {  in mlx4_en_process_rx_cq()
972 				     be32_to_cpu(cqe->immed_rss_invalid),  in mlx4_en_process_rx_cq()
977 		if ((be32_to_cpu(cqe->vlan_my_qpn) &  in mlx4_en_process_rx_cq()
980 			__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), be16_to_cpu(cqe->sl_vid));  in mlx4_en_process_rx_cq()
981 		else if ((be32_to_cpu(cqe->vlan_my_qpn) &  in mlx4_en_process_rx_cq()
985 					       be16_to_cpu(cqe->sl_vid));  in mlx4_en_process_rx_cq()
988 			timestamp = mlx4_en_get_cqe_ts(cqe);  in mlx4_en_process_rx_cq()
1006 		cqe = mlx4_en_get_cqe(cq->buf, index, priv->cqe_size) + factor;  in mlx4_en_process_rx_cq()