+ if (unlikely(priv->validate_loopback)) {
+ /* Copy dst mac address to wqe */
+ skb_reset_mac_header(skb);
+ ethh = eth_hdr(skb);
+ if (ethh && ethh->h_dest) {
+ mac = mlx4_en_mac_to_u64(ethh->h_dest);
+ mac_h = (u32) ((mac & 0xffff00000000ULL) >> 16);
+ mac_l = (u32) (mac & 0xffffffff);
+ tx_desc->ctrl.srcrb_flags |= cpu_to_be32(mac_h);
+ tx_desc->ctrl.imm = cpu_to_be32(mac_l);
+ }
+ }
+