484 static u8 ks_rdreg8(struct ks_net *ks, int offset)  in ks_rdreg8()  argument
489 	ks->cmd_reg_cache = (u16) offset | (u16)(BE0 << shift_bit);  in ks_rdreg8()
490 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_rdreg8()
491 	data  = ioread16(ks->hw_addr);  in ks_rdreg8()
503 static u16 ks_rdreg16(struct ks_net *ks, int offset)  in ks_rdreg16()  argument
505 	ks->cmd_reg_cache = (u16)offset | ((BE1 | BE0) << (offset & 0x02));  in ks_rdreg16()
506 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_rdreg16()
507 	return ioread16(ks->hw_addr);  in ks_rdreg16()
517 static void ks_wrreg8(struct ks_net *ks, int offset, u8 value)  in ks_wrreg8()  argument
521 	ks->cmd_reg_cache = (u16)offset | (BE0 << shift_bit);  in ks_wrreg8()
522 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_wrreg8()
523 	iowrite16(value_write, ks->hw_addr);  in ks_wrreg8()
534 static void ks_wrreg16(struct ks_net *ks, int offset, u16 value)  in ks_wrreg16()  argument
536 	ks->cmd_reg_cache = (u16)offset | ((BE1 | BE0) << (offset & 0x02));  in ks_wrreg16()
537 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_wrreg16()
538 	iowrite16(value, ks->hw_addr);  in ks_wrreg16()
548 static inline void ks_inblk(struct ks_net *ks, u16 *wptr, u32 len)  in ks_inblk()  argument
552 		*wptr++ = (u16)ioread16(ks->hw_addr);  in ks_inblk()
562 static inline void ks_outblk(struct ks_net *ks, u16 *wptr, u32 len)  in ks_outblk()  argument
566 		iowrite16(*wptr++, ks->hw_addr);  in ks_outblk()
569 static void ks_disable_int(struct ks_net *ks)  in ks_disable_int()  argument
571 	ks_wrreg16(ks, KS_IER, 0x0000);  in ks_disable_int()
574 static void ks_enable_int(struct ks_net *ks)  in ks_enable_int()  argument
576 	ks_wrreg16(ks, KS_IER, ks->rc_ier);  in ks_enable_int()
584 static inline u16 ks_tx_fifo_space(struct ks_net *ks)  in ks_tx_fifo_space()  argument
586 	return ks_rdreg16(ks, KS_TXMIR) & 0x1fff;  in ks_tx_fifo_space()
594 static inline void ks_save_cmd_reg(struct ks_net *ks)  in ks_save_cmd_reg()  argument
599 	ks->cmd_reg_cache_int = ks->cmd_reg_cache;  in ks_save_cmd_reg()
608 static inline void ks_restore_cmd_reg(struct ks_net *ks)  in ks_restore_cmd_reg()  argument
610 	ks->cmd_reg_cache = ks->cmd_reg_cache_int;  in ks_restore_cmd_reg()
611 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_restore_cmd_reg()
621 static void ks_set_powermode(struct ks_net *ks, unsigned pwrmode)  in ks_set_powermode()  argument
625 	netif_dbg(ks, hw, ks->netdev, "setting power mode %d\n", pwrmode);  in ks_set_powermode()
627 	ks_rdreg16(ks, KS_GRR);  in ks_set_powermode()
628 	pmecr = ks_rdreg16(ks, KS_PMECR);  in ks_set_powermode()
632 	ks_wrreg16(ks, KS_PMECR, pmecr);  in ks_set_powermode()
640 static void ks_read_config(struct ks_net *ks)  in ks_read_config()  argument
645 	reg_data = ks_rdreg8(ks, KS_CCR) & 0x00FF;  in ks_read_config()
646 	reg_data |= ks_rdreg8(ks, KS_CCR+1) << 8;  in ks_read_config()
649 	ks->sharedbus = (reg_data & CCR_SHARED) == CCR_SHARED;  in ks_read_config()
656 		ks->bus_width = ENUM_BUS_8BIT;  in ks_read_config()
657 		ks->extra_byte = 1;  in ks_read_config()
659 		ks->bus_width = ENUM_BUS_16BIT;  in ks_read_config()
660 		ks->extra_byte = 2;  in ks_read_config()
662 		ks->bus_width = ENUM_BUS_32BIT;  in ks_read_config()
663 		ks->extra_byte = 4;  in ks_read_config()
680 static void ks_soft_reset(struct ks_net *ks, unsigned op)  in ks_soft_reset()  argument
683 	ks_wrreg16(ks, KS_IER, 0x0000);  in ks_soft_reset()
684 	ks_wrreg16(ks, KS_GRR, op);  in ks_soft_reset()
686 	ks_wrreg16(ks, KS_GRR, 0);  in ks_soft_reset()
691 static void ks_enable_qmu(struct ks_net *ks)  in ks_enable_qmu()  argument
695 	w = ks_rdreg16(ks, KS_TXCR);  in ks_enable_qmu()
697 	ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);  in ks_enable_qmu()
704 	w = ks_rdreg16(ks, KS_RXQCR);  in ks_enable_qmu()
705 	ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);  in ks_enable_qmu()
708 	w = ks_rdreg16(ks, KS_RXCR1);  in ks_enable_qmu()
709 	ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);  in ks_enable_qmu()
710 	ks->enabled = true;  in ks_enable_qmu()
713 static void ks_disable_qmu(struct ks_net *ks)  in ks_disable_qmu()  argument
717 	w = ks_rdreg16(ks, KS_TXCR);  in ks_disable_qmu()
721 	ks_wrreg16(ks, KS_TXCR, w);  in ks_disable_qmu()
724 	w = ks_rdreg16(ks, KS_RXCR1);  in ks_disable_qmu()
726 	ks_wrreg16(ks, KS_RXCR1, w);  in ks_disable_qmu()
728 	ks->enabled = false;  in ks_disable_qmu()
743 static inline void ks_read_qmu(struct ks_net *ks, u16 *buf, u32 len)  in ks_read_qmu()  argument
745 	u32 r =  ks->extra_byte & 0x1 ;  in ks_read_qmu()
746 	u32 w = ks->extra_byte - r;  in ks_read_qmu()
749 	ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI);  in ks_read_qmu()
750 	ks_wrreg8(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_SDA) & 0xff);  in ks_read_qmu()
760 		ioread8(ks->hw_addr);  in ks_read_qmu()
761 	ks_inblk(ks, buf, w + 2 + 2);  in ks_read_qmu()
764 	ks_inblk(ks, buf, ALIGN(len, 4));  in ks_read_qmu()
767 	ks_wrreg8(ks, KS_RXQCR, ks->rc_rxqcr);  in ks_read_qmu()
779 static void ks_rcv(struct ks_net *ks, struct net_device *netdev)  in ks_rcv()  argument
782 	struct type_frame_head *frame_hdr = ks->frame_head_info;  in ks_rcv()
785 	ks->frame_cnt = ks_rdreg16(ks, KS_RXFCTR) >> 8;  in ks_rcv()
788 	for (i = 0; i < ks->frame_cnt; i++) {  in ks_rcv()
790 		frame_hdr->sts = ks_rdreg16(ks, KS_RXFHSR);  in ks_rcv()
792 		frame_hdr->len = ks_rdreg16(ks, KS_RXFHBCR);  in ks_rcv()
796 	frame_hdr = ks->frame_head_info;  in ks_rcv()
797 	while (ks->frame_cnt--) {  in ks_rcv()
803 			ks_wrreg16(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_RRXEF));  in ks_rcv()
817 			ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len);  in ks_rcv()
825 			ks_wrreg16(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_RRXEF));  in ks_rcv()
839 static void ks_update_link_status(struct net_device *netdev, struct ks_net *ks)  in ks_update_link_status()  argument
843 	if (ks_rdreg16(ks, KS_P1SR) & P1SR_LINK_GOOD) {  in ks_update_link_status()
850 	netif_dbg(ks, link, ks->netdev,  in ks_update_link_status()
868 	struct ks_net *ks = netdev_priv(netdev);  in ks_irq()  local
872 	ks_save_cmd_reg(ks);  in ks_irq()
874 	status = ks_rdreg16(ks, KS_ISR);  in ks_irq()
876 		ks_restore_cmd_reg(ks);  in ks_irq()
880 	ks_wrreg16(ks, KS_ISR, status);  in ks_irq()
883 		ks_rcv(ks, netdev);  in ks_irq()
886 		ks_update_link_status(netdev, ks);  in ks_irq()
893 		u16 pmecr = ks_rdreg16(ks, KS_PMECR);  in ks_irq()
895 		ks_wrreg16(ks, KS_PMECR, pmecr | PMECR_WKEVT_LINK);  in ks_irq()
899 		ks->netdev->stats.rx_over_errors++;  in ks_irq()
901 	ks_restore_cmd_reg(ks);  in ks_irq()
915 	struct ks_net *ks = netdev_priv(netdev);  in ks_net_open()  local
923 	netif_dbg(ks, ifup, ks->netdev, "%s - entry\n", __func__);  in ks_net_open()
934 	ks_set_powermode(ks, PMECR_PM_NORMAL);  in ks_net_open()
937 	ks_wrreg16(ks, KS_ISR, 0xffff);  in ks_net_open()
938 	ks_enable_int(ks);  in ks_net_open()
939 	ks_enable_qmu(ks);  in ks_net_open()
940 	netif_start_queue(ks->netdev);  in ks_net_open()
942 	netif_dbg(ks, ifup, ks->netdev, "network device up\n");  in ks_net_open()
957 	struct ks_net *ks = netdev_priv(netdev);  in ks_net_stop()  local
959 	netif_info(ks, ifdown, netdev, "shutting down\n");  in ks_net_stop()
963 	mutex_lock(&ks->lock);  in ks_net_stop()
966 	ks_wrreg16(ks, KS_IER, 0x0000);  in ks_net_stop()
967 	ks_wrreg16(ks, KS_ISR, 0xffff);  in ks_net_stop()
970 	ks_disable_qmu(ks);  in ks_net_stop()
973 	ks_set_powermode(ks, PMECR_PM_SOFTDOWN);  in ks_net_stop()
975 	mutex_unlock(&ks->lock);  in ks_net_stop()
993 static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)  in ks_write_qmu()  argument
996 	ks->txh.txw[0] = 0;  in ks_write_qmu()
997 	ks->txh.txw[1] = cpu_to_le16(len);  in ks_write_qmu()
1000 	ks_wrreg8(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_SDA) & 0xff);  in ks_write_qmu()
1002 	ks_outblk(ks, ks->txh.txw, 4);  in ks_write_qmu()
1004 	ks_outblk(ks, (u16 *)pdata, ALIGN(len, 4));  in ks_write_qmu()
1006 	ks_wrreg8(ks, KS_RXQCR, ks->rc_rxqcr);  in ks_write_qmu()
1008 	ks_wrreg16(ks, KS_TXQCR, TXQCR_METFE);  in ks_write_qmu()
1010 	while (ks_rdreg16(ks, KS_TXQCR) & TXQCR_METFE)  in ks_write_qmu()
1026 	struct ks_net *ks = netdev_priv(netdev);  in ks_start_xmit()  local
1029 	ks_disable_int(ks);  in ks_start_xmit()
1030 	spin_lock(&ks->statelock);  in ks_start_xmit()
1036 	if (likely(ks_tx_fifo_space(ks) >= skb->len + 12)) {  in ks_start_xmit()
1037 		ks_write_qmu(ks, skb->data, skb->len);  in ks_start_xmit()
1044 	spin_unlock(&ks->statelock);  in ks_start_xmit()
1045 	ks_enable_int(ks);  in ks_start_xmit()
1055 static void ks_start_rx(struct ks_net *ks)  in ks_start_rx()  argument
1060 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_start_rx()
1062 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_start_rx()
1070 static void ks_stop_rx(struct ks_net *ks)  in ks_stop_rx()  argument
1075 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_stop_rx()
1077 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_stop_rx()
1104 static void ks_set_grpaddr(struct ks_net *ks)  in ks_set_grpaddr()  argument
1109 	memset(ks->mcast_bits, 0, sizeof(u8) * HW_MCAST_SIZE);  in ks_set_grpaddr()
1111 	for (i = 0; i < ks->mcast_lst_size; i++) {  in ks_set_grpaddr()
1112 		position = (ether_gen_crc(6, ks->mcast_lst[i]) >> 26) & 0x3f;  in ks_set_grpaddr()
1115 		ks->mcast_bits[index] |= (u8)value;  in ks_set_grpaddr()
1120 			ks_wrreg16(ks, (u16)((KS_MAHTR0 + i) & ~1),  in ks_set_grpaddr()
1121 				(ks->mcast_bits[i] << 8) |  in ks_set_grpaddr()
1122 				ks->mcast_bits[i - 1]);  in ks_set_grpaddr()
1134 static void ks_clear_mcast(struct ks_net *ks)  in ks_clear_mcast()  argument
1138 		ks->mcast_bits[i] = 0;  in ks_clear_mcast()
1142 		ks_wrreg16(ks, KS_MAHTR0 + (2*i), 0);  in ks_clear_mcast()
1145 static void ks_set_promis(struct ks_net *ks, u16 promiscuous_mode)  in ks_set_promis()  argument
1148 	ks->promiscuous = promiscuous_mode;  in ks_set_promis()
1149 	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */  in ks_set_promis()
1150 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_set_promis()
1160 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_set_promis()
1162 	if (ks->enabled)  in ks_set_promis()
1163 		ks_start_rx(ks);  in ks_set_promis()
1167 static void ks_set_mcast(struct ks_net *ks, u16 mcast)  in ks_set_mcast()  argument
1171 	ks->all_mcast = mcast;  in ks_set_mcast()
1172 	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */  in ks_set_mcast()
1173 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_set_mcast()
1185 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_set_mcast()
1187 	if (ks->enabled)  in ks_set_mcast()
1188 		ks_start_rx(ks);  in ks_set_mcast()
1193 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_rx_mode()  local
1198 		ks_set_promis(ks,  in ks_set_rx_mode()
1202 		ks_set_mcast(ks,  in ks_set_rx_mode()
1205 		ks_set_promis(ks, false);  in ks_set_rx_mode()
1214 				memcpy(ks->mcast_lst[i++], ha->addr, ETH_ALEN);  in ks_set_rx_mode()
1216 			ks->mcast_lst_size = (u8)i;  in ks_set_rx_mode()
1217 			ks_set_grpaddr(ks);  in ks_set_rx_mode()
1223 			ks->mcast_lst_size = MAX_MCAST_LST;  in ks_set_rx_mode()
1224 			ks_set_mcast(ks, true);  in ks_set_rx_mode()
1227 		ks->mcast_lst_size = 0;  in ks_set_rx_mode()
1228 		ks_clear_mcast(ks);  in ks_set_rx_mode()
1232 static void ks_set_mac(struct ks_net *ks, u8 *data)  in ks_set_mac()  argument
1237 	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */  in ks_set_mac()
1241 	ks_wrreg16(ks, KS_MARH, w);  in ks_set_mac()
1245 	ks_wrreg16(ks, KS_MARM, w);  in ks_set_mac()
1249 	ks_wrreg16(ks, KS_MARL, w);  in ks_set_mac()
1251 	memcpy(ks->mac_addr, data, ETH_ALEN);  in ks_set_mac()
1253 	if (ks->enabled)  in ks_set_mac()
1254 		ks_start_rx(ks);  in ks_set_mac()
1259 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_mac_address()  local
1267 	ks_set_mac(ks, da);  in ks_set_mac_address()
1273 	struct ks_net *ks = netdev_priv(netdev);  in ks_net_ioctl()  local
1278 	return generic_mii_ioctl(&ks->mii, if_mii(req), cmd, NULL);  in ks_net_ioctl()
1305 	struct ks_net *ks = netdev_priv(netdev);  in ks_get_msglevel()  local
1306 	return ks->msg_enable;  in ks_get_msglevel()
1311 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_msglevel()  local
1312 	ks->msg_enable = to;  in ks_set_msglevel()
1317 	struct ks_net *ks = netdev_priv(netdev);  in ks_get_settings()  local
1318 	return mii_ethtool_gset(&ks->mii, cmd);  in ks_get_settings()
1323 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_settings()  local
1324 	return mii_ethtool_sset(&ks->mii, cmd);  in ks_set_settings()
1329 	struct ks_net *ks = netdev_priv(netdev);  in ks_get_link()  local
1330 	return mii_link_ok(&ks->mii);  in ks_get_link()
1335 	struct ks_net *ks = netdev_priv(netdev);  in ks_nway_reset()  local
1336 	return mii_nway_restart(&ks->mii);  in ks_nway_reset()
1396 	struct ks_net *ks = netdev_priv(netdev);  in ks_phy_read()  local
1404 	mutex_lock(&ks->lock);  in ks_phy_read()
1405 	result = ks_rdreg16(ks, ksreg);  in ks_phy_read()
1406 	mutex_unlock(&ks->lock);  in ks_phy_read()
1414 	struct ks_net *ks = netdev_priv(netdev);  in ks_phy_write()  local
1419 		mutex_lock(&ks->lock);  in ks_phy_write()
1420 		ks_wrreg16(ks, ksreg, value);  in ks_phy_write()
1421 		mutex_unlock(&ks->lock);  in ks_phy_write()
1431 static int ks_read_selftest(struct ks_net *ks)  in ks_read_selftest()  argument
1437 	rd = ks_rdreg16(ks, KS_MBIR);  in ks_read_selftest()
1440 		netdev_warn(ks->netdev, "Memory selftest not finished\n");  in ks_read_selftest()
1445 		netdev_err(ks->netdev, "TX memory selftest fails\n");  in ks_read_selftest()
1450 		netdev_err(ks->netdev, "RX memory selftest fails\n");  in ks_read_selftest()
1454 	netdev_info(ks->netdev, "the selftest passes\n");  in ks_read_selftest()
1458 static void ks_setup(struct ks_net *ks)  in ks_setup()  argument
1467 	ks_wrreg16(ks, KS_TXFDPR, TXFDPR_TXFPAI);  in ks_setup()
1470 	ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI);  in ks_setup()
1473 	ks_wrreg16(ks, KS_RXFCTR, 1 & RXFCTR_THRESHOLD_MASK);  in ks_setup()
1476 	ks->rc_rxqcr = RXQCR_CMD_CNTL;  in ks_setup()
1477 	ks_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);  in ks_setup()
1485 	w = ks_rdreg16(ks, KS_P1MBCR);  in ks_setup()
1487 	ks_wrreg16(ks, KS_P1MBCR, w);  in ks_setup()
1490 	ks_wrreg16(ks, KS_TXCR, w);  in ks_setup()
1494 	if (ks->promiscuous)         /* bPromiscuous */  in ks_setup()
1496 	else if (ks->all_mcast) /* Multicast address passed mode */  in ks_setup()
1501 	ks_wrreg16(ks, KS_RXCR1, w);  in ks_setup()
1505 static void ks_setup_int(struct ks_net *ks)  in ks_setup_int()  argument
1507 	ks->rc_ier = 0x00;  in ks_setup_int()
1509 	ks_wrreg16(ks, KS_ISR, 0xffff);  in ks_setup_int()
1512 	ks->rc_ier = (IRQ_LCI | IRQ_TXI | IRQ_RXI);  in ks_setup_int()
1515 static int ks_hw_init(struct ks_net *ks)  in ks_hw_init()  argument
1518 	ks->promiscuous = 0;  in ks_hw_init()
1519 	ks->all_mcast = 0;  in ks_hw_init()
1520 	ks->mcast_lst_size = 0;  in ks_hw_init()
1522 	ks->frame_head_info = devm_kmalloc(&ks->pdev->dev, MHEADER_SIZE,  in ks_hw_init()
1524 	if (!ks->frame_head_info)  in ks_hw_init()
1527 	ks_set_mac(ks, KS_DEFAULT_MAC_ADDRESS);  in ks_hw_init()
1544 	struct ks_net *ks;  in ks8851_probe()  local
1554 	ks = netdev_priv(netdev);  in ks8851_probe()
1555 	ks->netdev = netdev;  in ks8851_probe()
1558 	ks->hw_addr = devm_ioremap_resource(&pdev->dev, io_d);  in ks8851_probe()
1559 	if (IS_ERR(ks->hw_addr)) {  in ks8851_probe()
1560 		err = PTR_ERR(ks->hw_addr);  in ks8851_probe()
1565 	ks->hw_addr_cmd = devm_ioremap_resource(&pdev->dev, io_c);  in ks8851_probe()
1566 	if (IS_ERR(ks->hw_addr_cmd)) {  in ks8851_probe()
1567 		err = PTR_ERR(ks->hw_addr_cmd);  in ks8851_probe()
1578 	ks->pdev = pdev;  in ks8851_probe()
1580 	mutex_init(&ks->lock);  in ks8851_probe()
1581 	spin_lock_init(&ks->statelock);  in ks8851_probe()
1587 	ks->mii.dev             = netdev;  in ks8851_probe()
1588 	ks->mii.phy_id          = 1,  in ks8851_probe()
1589 	ks->mii.phy_id_mask     = 1;  in ks8851_probe()
1590 	ks->mii.reg_num_mask    = 0xf;  in ks8851_probe()
1591 	ks->mii.mdio_read       = ks_phy_read;  in ks8851_probe()
1592 	ks->mii.mdio_write      = ks_phy_write;  in ks8851_probe()
1596 	ks->msg_enable = netif_msg_init(msg_enable, (NETIF_MSG_DRV |  in ks8851_probe()
1599 	ks_read_config(ks);  in ks8851_probe()
1602 	if ((ks_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) {  in ks8851_probe()
1608 	if (ks_read_selftest(ks)) {  in ks8851_probe()
1620 	ks_soft_reset(ks, GRR_GSR);  in ks8851_probe()
1621 	ks_hw_init(ks);  in ks8851_probe()
1622 	ks_disable_qmu(ks);  in ks8851_probe()
1623 	ks_setup(ks);  in ks8851_probe()
1624 	ks_setup_int(ks);  in ks8851_probe()
1626 	data = ks_rdreg16(ks, KS_OBCR);  in ks8851_probe()
1627 	ks_wrreg16(ks, KS_OBCR, data | OBCR_ODS_16MA);  in ks8851_probe()
1633 			memcpy(ks->mac_addr, mac, ETH_ALEN);  in ks8851_probe()
1643 		memcpy(ks->mac_addr, pdata->mac_addr, ETH_ALEN);  in ks8851_probe()
1645 	if (!is_valid_ether_addr(ks->mac_addr)) {  in ks8851_probe()
1647 		eth_random_addr(ks->mac_addr);  in ks8851_probe()
1650 	netdev_info(netdev, "Mac address is: %pM\n", ks->mac_addr);  in ks8851_probe()
1652 	memcpy(netdev->dev_addr, ks->mac_addr, ETH_ALEN);  in ks8851_probe()
1654 	ks_set_mac(ks, netdev->dev_addr);  in ks8851_probe()
1656 	id = ks_rdreg16(ks, KS_CIDER);  in ks8851_probe()