485 static u8 ks_rdreg8(struct ks_net *ks, int offset)  in ks_rdreg8()  argument
490 	ks->cmd_reg_cache = (u16) offset | (u16)(BE0 << shift_bit);  in ks_rdreg8()
491 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_rdreg8()
492 	data  = ioread16(ks->hw_addr);  in ks_rdreg8()
504 static u16 ks_rdreg16(struct ks_net *ks, int offset)  in ks_rdreg16()  argument
506 	ks->cmd_reg_cache = (u16)offset | ((BE1 | BE0) << (offset & 0x02));  in ks_rdreg16()
507 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_rdreg16()
508 	return ioread16(ks->hw_addr);  in ks_rdreg16()
518 static void ks_wrreg8(struct ks_net *ks, int offset, u8 value)  in ks_wrreg8()  argument
522 	ks->cmd_reg_cache = (u16)offset | (BE0 << shift_bit);  in ks_wrreg8()
523 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_wrreg8()
524 	iowrite16(value_write, ks->hw_addr);  in ks_wrreg8()
535 static void ks_wrreg16(struct ks_net *ks, int offset, u16 value)  in ks_wrreg16()  argument
537 	ks->cmd_reg_cache = (u16)offset | ((BE1 | BE0) << (offset & 0x02));  in ks_wrreg16()
538 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_wrreg16()
539 	iowrite16(value, ks->hw_addr);  in ks_wrreg16()
549 static inline void ks_inblk(struct ks_net *ks, u16 *wptr, u32 len)  in ks_inblk()  argument
553 		*wptr++ = (u16)ioread16(ks->hw_addr);  in ks_inblk()
563 static inline void ks_outblk(struct ks_net *ks, u16 *wptr, u32 len)  in ks_outblk()  argument
567 		iowrite16(*wptr++, ks->hw_addr);  in ks_outblk()
570 static void ks_disable_int(struct ks_net *ks)  in ks_disable_int()  argument
572 	ks_wrreg16(ks, KS_IER, 0x0000);  in ks_disable_int()
575 static void ks_enable_int(struct ks_net *ks)  in ks_enable_int()  argument
577 	ks_wrreg16(ks, KS_IER, ks->rc_ier);  in ks_enable_int()
585 static inline u16 ks_tx_fifo_space(struct ks_net *ks)  in ks_tx_fifo_space()  argument
587 	return ks_rdreg16(ks, KS_TXMIR) & 0x1fff;  in ks_tx_fifo_space()
595 static inline void ks_save_cmd_reg(struct ks_net *ks)  in ks_save_cmd_reg()  argument
600 	ks->cmd_reg_cache_int = ks->cmd_reg_cache;  in ks_save_cmd_reg()
609 static inline void ks_restore_cmd_reg(struct ks_net *ks)  in ks_restore_cmd_reg()  argument
611 	ks->cmd_reg_cache = ks->cmd_reg_cache_int;  in ks_restore_cmd_reg()
612 	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);  in ks_restore_cmd_reg()
622 static void ks_set_powermode(struct ks_net *ks, unsigned pwrmode)  in ks_set_powermode()  argument
626 	netif_dbg(ks, hw, ks->netdev, "setting power mode %d\n", pwrmode);  in ks_set_powermode()
628 	ks_rdreg16(ks, KS_GRR);  in ks_set_powermode()
629 	pmecr = ks_rdreg16(ks, KS_PMECR);  in ks_set_powermode()
633 	ks_wrreg16(ks, KS_PMECR, pmecr);  in ks_set_powermode()
641 static void ks_read_config(struct ks_net *ks)  in ks_read_config()  argument
646 	reg_data = ks_rdreg8(ks, KS_CCR) & 0x00FF;  in ks_read_config()
647 	reg_data |= ks_rdreg8(ks, KS_CCR+1) << 8;  in ks_read_config()
650 	ks->sharedbus = (reg_data & CCR_SHARED) == CCR_SHARED;  in ks_read_config()
657 		ks->bus_width = ENUM_BUS_8BIT;  in ks_read_config()
658 		ks->extra_byte = 1;  in ks_read_config()
660 		ks->bus_width = ENUM_BUS_16BIT;  in ks_read_config()
661 		ks->extra_byte = 2;  in ks_read_config()
663 		ks->bus_width = ENUM_BUS_32BIT;  in ks_read_config()
664 		ks->extra_byte = 4;  in ks_read_config()
681 static void ks_soft_reset(struct ks_net *ks, unsigned op)  in ks_soft_reset()  argument
684 	ks_wrreg16(ks, KS_IER, 0x0000);  in ks_soft_reset()
685 	ks_wrreg16(ks, KS_GRR, op);  in ks_soft_reset()
687 	ks_wrreg16(ks, KS_GRR, 0);  in ks_soft_reset()
692 static void ks_enable_qmu(struct ks_net *ks)  in ks_enable_qmu()  argument
696 	w = ks_rdreg16(ks, KS_TXCR);  in ks_enable_qmu()
698 	ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);  in ks_enable_qmu()
705 	w = ks_rdreg16(ks, KS_RXQCR);  in ks_enable_qmu()
706 	ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);  in ks_enable_qmu()
709 	w = ks_rdreg16(ks, KS_RXCR1);  in ks_enable_qmu()
710 	ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);  in ks_enable_qmu()
711 	ks->enabled = true;  in ks_enable_qmu()
714 static void ks_disable_qmu(struct ks_net *ks)  in ks_disable_qmu()  argument
718 	w = ks_rdreg16(ks, KS_TXCR);  in ks_disable_qmu()
722 	ks_wrreg16(ks, KS_TXCR, w);  in ks_disable_qmu()
725 	w = ks_rdreg16(ks, KS_RXCR1);  in ks_disable_qmu()
727 	ks_wrreg16(ks, KS_RXCR1, w);  in ks_disable_qmu()
729 	ks->enabled = false;  in ks_disable_qmu()
744 static inline void ks_read_qmu(struct ks_net *ks, u16 *buf, u32 len)  in ks_read_qmu()  argument
746 	u32 r =  ks->extra_byte & 0x1 ;  in ks_read_qmu()
747 	u32 w = ks->extra_byte - r;  in ks_read_qmu()
750 	ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI);  in ks_read_qmu()
751 	ks_wrreg8(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_SDA) & 0xff);  in ks_read_qmu()
761 		ioread8(ks->hw_addr);  in ks_read_qmu()
762 	ks_inblk(ks, buf, w + 2 + 2);  in ks_read_qmu()
765 	ks_inblk(ks, buf, ALIGN(len, 4));  in ks_read_qmu()
768 	ks_wrreg8(ks, KS_RXQCR, ks->rc_rxqcr);  in ks_read_qmu()
780 static void ks_rcv(struct ks_net *ks, struct net_device *netdev)  in ks_rcv()  argument
783 	struct type_frame_head *frame_hdr = ks->frame_head_info;  in ks_rcv()
786 	ks->frame_cnt = ks_rdreg16(ks, KS_RXFCTR) >> 8;  in ks_rcv()
789 	for (i = 0; i < ks->frame_cnt; i++) {  in ks_rcv()
791 		frame_hdr->sts = ks_rdreg16(ks, KS_RXFHSR);  in ks_rcv()
793 		frame_hdr->len = ks_rdreg16(ks, KS_RXFHBCR);  in ks_rcv()
797 	frame_hdr = ks->frame_head_info;  in ks_rcv()
798 	while (ks->frame_cnt--) {  in ks_rcv()
804 			ks_wrreg16(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_RRXEF));  in ks_rcv()
818 			ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len);  in ks_rcv()
826 			ks_wrreg16(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_RRXEF));  in ks_rcv()
840 static void ks_update_link_status(struct net_device *netdev, struct ks_net *ks)  in ks_update_link_status()  argument
844 	if (ks_rdreg16(ks, KS_P1SR) & P1SR_LINK_GOOD) {  in ks_update_link_status()
851 	netif_dbg(ks, link, ks->netdev,  in ks_update_link_status()
869 	struct ks_net *ks = netdev_priv(netdev);  in ks_irq()  local
873 	ks_save_cmd_reg(ks);  in ks_irq()
875 	status = ks_rdreg16(ks, KS_ISR);  in ks_irq()
877 		ks_restore_cmd_reg(ks);  in ks_irq()
881 	ks_wrreg16(ks, KS_ISR, status);  in ks_irq()
884 		ks_rcv(ks, netdev);  in ks_irq()
887 		ks_update_link_status(netdev, ks);  in ks_irq()
894 		u16 pmecr = ks_rdreg16(ks, KS_PMECR);  in ks_irq()
896 		ks_wrreg16(ks, KS_PMECR, pmecr | PMECR_WKEVT_LINK);  in ks_irq()
900 		ks->netdev->stats.rx_over_errors++;  in ks_irq()
902 	ks_restore_cmd_reg(ks);  in ks_irq()
916 	struct ks_net *ks = netdev_priv(netdev);  in ks_net_open()  local
924 	netif_dbg(ks, ifup, ks->netdev, "%s - entry\n", __func__);  in ks_net_open()
935 	ks_set_powermode(ks, PMECR_PM_NORMAL);  in ks_net_open()
938 	ks_wrreg16(ks, KS_ISR, 0xffff);  in ks_net_open()
939 	ks_enable_int(ks);  in ks_net_open()
940 	ks_enable_qmu(ks);  in ks_net_open()
941 	netif_start_queue(ks->netdev);  in ks_net_open()
943 	netif_dbg(ks, ifup, ks->netdev, "network device up\n");  in ks_net_open()
958 	struct ks_net *ks = netdev_priv(netdev);  in ks_net_stop()  local
960 	netif_info(ks, ifdown, netdev, "shutting down\n");  in ks_net_stop()
964 	mutex_lock(&ks->lock);  in ks_net_stop()
967 	ks_wrreg16(ks, KS_IER, 0x0000);  in ks_net_stop()
968 	ks_wrreg16(ks, KS_ISR, 0xffff);  in ks_net_stop()
971 	ks_disable_qmu(ks);  in ks_net_stop()
974 	ks_set_powermode(ks, PMECR_PM_SOFTDOWN);  in ks_net_stop()
976 	mutex_unlock(&ks->lock);  in ks_net_stop()
994 static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)  in ks_write_qmu()  argument
997 	ks->txh.txw[0] = 0;  in ks_write_qmu()
998 	ks->txh.txw[1] = cpu_to_le16(len);  in ks_write_qmu()
1001 	ks_wrreg8(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_SDA) & 0xff);  in ks_write_qmu()
1003 	ks_outblk(ks, ks->txh.txw, 4);  in ks_write_qmu()
1005 	ks_outblk(ks, (u16 *)pdata, ALIGN(len, 4));  in ks_write_qmu()
1007 	ks_wrreg8(ks, KS_RXQCR, ks->rc_rxqcr);  in ks_write_qmu()
1009 	ks_wrreg16(ks, KS_TXQCR, TXQCR_METFE);  in ks_write_qmu()
1011 	while (ks_rdreg16(ks, KS_TXQCR) & TXQCR_METFE)  in ks_write_qmu()
1027 	struct ks_net *ks = netdev_priv(netdev);  in ks_start_xmit()  local
1030 	ks_disable_int(ks);  in ks_start_xmit()
1031 	spin_lock(&ks->statelock);  in ks_start_xmit()
1037 	if (likely(ks_tx_fifo_space(ks) >= skb->len + 12)) {  in ks_start_xmit()
1038 		ks_write_qmu(ks, skb->data, skb->len);  in ks_start_xmit()
1045 	spin_unlock(&ks->statelock);  in ks_start_xmit()
1046 	ks_enable_int(ks);  in ks_start_xmit()
1056 static void ks_start_rx(struct ks_net *ks)  in ks_start_rx()  argument
1061 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_start_rx()
1063 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_start_rx()
1071 static void ks_stop_rx(struct ks_net *ks)  in ks_stop_rx()  argument
1076 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_stop_rx()
1078 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_stop_rx()
1105 static void ks_set_grpaddr(struct ks_net *ks)  in ks_set_grpaddr()  argument
1110 	memset(ks->mcast_bits, 0, sizeof(u8) * HW_MCAST_SIZE);  in ks_set_grpaddr()
1112 	for (i = 0; i < ks->mcast_lst_size; i++) {  in ks_set_grpaddr()
1113 		position = (ether_gen_crc(6, ks->mcast_lst[i]) >> 26) & 0x3f;  in ks_set_grpaddr()
1116 		ks->mcast_bits[index] |= (u8)value;  in ks_set_grpaddr()
1121 			ks_wrreg16(ks, (u16)((KS_MAHTR0 + i) & ~1),  in ks_set_grpaddr()
1122 				(ks->mcast_bits[i] << 8) |  in ks_set_grpaddr()
1123 				ks->mcast_bits[i - 1]);  in ks_set_grpaddr()
1135 static void ks_clear_mcast(struct ks_net *ks)  in ks_clear_mcast()  argument
1139 		ks->mcast_bits[i] = 0;  in ks_clear_mcast()
1143 		ks_wrreg16(ks, KS_MAHTR0 + (2*i), 0);  in ks_clear_mcast()
1146 static void ks_set_promis(struct ks_net *ks, u16 promiscuous_mode)  in ks_set_promis()  argument
1149 	ks->promiscuous = promiscuous_mode;  in ks_set_promis()
1150 	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */  in ks_set_promis()
1151 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_set_promis()
1161 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_set_promis()
1163 	if (ks->enabled)  in ks_set_promis()
1164 		ks_start_rx(ks);  in ks_set_promis()
1168 static void ks_set_mcast(struct ks_net *ks, u16 mcast)  in ks_set_mcast()  argument
1172 	ks->all_mcast = mcast;  in ks_set_mcast()
1173 	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */  in ks_set_mcast()
1174 	cntl = ks_rdreg16(ks, KS_RXCR1);  in ks_set_mcast()
1186 	ks_wrreg16(ks, KS_RXCR1, cntl);  in ks_set_mcast()
1188 	if (ks->enabled)  in ks_set_mcast()
1189 		ks_start_rx(ks);  in ks_set_mcast()
1194 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_rx_mode()  local
1199 		ks_set_promis(ks,  in ks_set_rx_mode()
1203 		ks_set_mcast(ks,  in ks_set_rx_mode()
1206 		ks_set_promis(ks, false);  in ks_set_rx_mode()
1215 				memcpy(ks->mcast_lst[i++], ha->addr, ETH_ALEN);  in ks_set_rx_mode()
1217 			ks->mcast_lst_size = (u8)i;  in ks_set_rx_mode()
1218 			ks_set_grpaddr(ks);  in ks_set_rx_mode()
1224 			ks->mcast_lst_size = MAX_MCAST_LST;  in ks_set_rx_mode()
1225 			ks_set_mcast(ks, true);  in ks_set_rx_mode()
1228 		ks->mcast_lst_size = 0;  in ks_set_rx_mode()
1229 		ks_clear_mcast(ks);  in ks_set_rx_mode()
1233 static void ks_set_mac(struct ks_net *ks, u8 *data)  in ks_set_mac()  argument
1238 	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */  in ks_set_mac()
1242 	ks_wrreg16(ks, KS_MARH, w);  in ks_set_mac()
1246 	ks_wrreg16(ks, KS_MARM, w);  in ks_set_mac()
1250 	ks_wrreg16(ks, KS_MARL, w);  in ks_set_mac()
1252 	memcpy(ks->mac_addr, data, ETH_ALEN);  in ks_set_mac()
1254 	if (ks->enabled)  in ks_set_mac()
1255 		ks_start_rx(ks);  in ks_set_mac()
1260 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_mac_address()  local
1268 	ks_set_mac(ks, da);  in ks_set_mac_address()
1274 	struct ks_net *ks = netdev_priv(netdev);  in ks_net_ioctl()  local
1279 	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()
1318 	struct ks_net *ks = netdev_priv(netdev);  in ks_get_link_ksettings()  local
1320 	mii_ethtool_get_link_ksettings(&ks->mii, cmd);  in ks_get_link_ksettings()
1328 	struct ks_net *ks = netdev_priv(netdev);  in ks_set_link_ksettings()  local
1329 	return mii_ethtool_set_link_ksettings(&ks->mii, cmd);  in ks_set_link_ksettings()
1334 	struct ks_net *ks = netdev_priv(netdev);  in ks_get_link()  local
1335 	return mii_link_ok(&ks->mii);  in ks_get_link()
1340 	struct ks_net *ks = netdev_priv(netdev);  in ks_nway_reset()  local
1341 	return mii_nway_restart(&ks->mii);  in ks_nway_reset()
1401 	struct ks_net *ks = netdev_priv(netdev);  in ks_phy_read()  local
1409 	mutex_lock(&ks->lock);  in ks_phy_read()
1410 	result = ks_rdreg16(ks, ksreg);  in ks_phy_read()
1411 	mutex_unlock(&ks->lock);  in ks_phy_read()
1419 	struct ks_net *ks = netdev_priv(netdev);  in ks_phy_write()  local
1424 		mutex_lock(&ks->lock);  in ks_phy_write()
1425 		ks_wrreg16(ks, ksreg, value);  in ks_phy_write()
1426 		mutex_unlock(&ks->lock);  in ks_phy_write()
1436 static int ks_read_selftest(struct ks_net *ks)  in ks_read_selftest()  argument
1442 	rd = ks_rdreg16(ks, KS_MBIR);  in ks_read_selftest()
1445 		netdev_warn(ks->netdev, "Memory selftest not finished\n");  in ks_read_selftest()
1450 		netdev_err(ks->netdev, "TX memory selftest fails\n");  in ks_read_selftest()
1455 		netdev_err(ks->netdev, "RX memory selftest fails\n");  in ks_read_selftest()
1459 	netdev_info(ks->netdev, "the selftest passes\n");  in ks_read_selftest()
1463 static void ks_setup(struct ks_net *ks)  in ks_setup()  argument
1472 	ks_wrreg16(ks, KS_TXFDPR, TXFDPR_TXFPAI);  in ks_setup()
1475 	ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI);  in ks_setup()
1478 	ks_wrreg16(ks, KS_RXFCTR, 1 & RXFCTR_THRESHOLD_MASK);  in ks_setup()
1481 	ks->rc_rxqcr = RXQCR_CMD_CNTL;  in ks_setup()
1482 	ks_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);  in ks_setup()
1490 	w = ks_rdreg16(ks, KS_P1MBCR);  in ks_setup()
1492 	ks_wrreg16(ks, KS_P1MBCR, w);  in ks_setup()
1495 	ks_wrreg16(ks, KS_TXCR, w);  in ks_setup()
1499 	if (ks->promiscuous)         /* bPromiscuous */  in ks_setup()
1501 	else if (ks->all_mcast) /* Multicast address passed mode */  in ks_setup()
1506 	ks_wrreg16(ks, KS_RXCR1, w);  in ks_setup()
1510 static void ks_setup_int(struct ks_net *ks)  in ks_setup_int()  argument
1512 	ks->rc_ier = 0x00;  in ks_setup_int()
1514 	ks_wrreg16(ks, KS_ISR, 0xffff);  in ks_setup_int()
1517 	ks->rc_ier = (IRQ_LCI | IRQ_TXI | IRQ_RXI);  in ks_setup_int()
1520 static int ks_hw_init(struct ks_net *ks)  in ks_hw_init()  argument
1523 	ks->promiscuous = 0;  in ks_hw_init()
1524 	ks->all_mcast = 0;  in ks_hw_init()
1525 	ks->mcast_lst_size = 0;  in ks_hw_init()
1527 	ks->frame_head_info = devm_kmalloc(&ks->pdev->dev, MHEADER_SIZE,  in ks_hw_init()
1529 	if (!ks->frame_head_info)  in ks_hw_init()
1532 	ks_set_mac(ks, KS_DEFAULT_MAC_ADDRESS);  in ks_hw_init()
1549 	struct ks_net *ks;  in ks8851_probe()  local
1559 	ks = netdev_priv(netdev);  in ks8851_probe()
1560 	ks->netdev = netdev;  in ks8851_probe()
1563 	ks->hw_addr = devm_ioremap_resource(&pdev->dev, io_d);  in ks8851_probe()
1564 	if (IS_ERR(ks->hw_addr)) {  in ks8851_probe()
1565 		err = PTR_ERR(ks->hw_addr);  in ks8851_probe()
1570 	ks->hw_addr_cmd = devm_ioremap_resource(&pdev->dev, io_c);  in ks8851_probe()
1571 	if (IS_ERR(ks->hw_addr_cmd)) {  in ks8851_probe()
1572 		err = PTR_ERR(ks->hw_addr_cmd);  in ks8851_probe()
1583 	ks->pdev = pdev;  in ks8851_probe()
1585 	mutex_init(&ks->lock);  in ks8851_probe()
1586 	spin_lock_init(&ks->statelock);  in ks8851_probe()
1592 	ks->mii.dev             = netdev;  in ks8851_probe()
1593 	ks->mii.phy_id          = 1,  in ks8851_probe()
1594 	ks->mii.phy_id_mask     = 1;  in ks8851_probe()
1595 	ks->mii.reg_num_mask    = 0xf;  in ks8851_probe()
1596 	ks->mii.mdio_read       = ks_phy_read;  in ks8851_probe()
1597 	ks->mii.mdio_write      = ks_phy_write;  in ks8851_probe()
1601 	ks->msg_enable = netif_msg_init(msg_enable, (NETIF_MSG_DRV |  in ks8851_probe()
1604 	ks_read_config(ks);  in ks8851_probe()
1607 	if ((ks_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) {  in ks8851_probe()
1613 	if (ks_read_selftest(ks)) {  in ks8851_probe()
1625 	ks_soft_reset(ks, GRR_GSR);  in ks8851_probe()
1626 	ks_hw_init(ks);  in ks8851_probe()
1627 	ks_disable_qmu(ks);  in ks8851_probe()
1628 	ks_setup(ks);  in ks8851_probe()
1629 	ks_setup_int(ks);  in ks8851_probe()
1631 	data = ks_rdreg16(ks, KS_OBCR);  in ks8851_probe()
1632 	ks_wrreg16(ks, KS_OBCR, data | OBCR_ODS_16MA);  in ks8851_probe()
1638 			memcpy(ks->mac_addr, mac, ETH_ALEN);  in ks8851_probe()
1648 		memcpy(ks->mac_addr, pdata->mac_addr, ETH_ALEN);  in ks8851_probe()
1650 	if (!is_valid_ether_addr(ks->mac_addr)) {  in ks8851_probe()
1652 		eth_random_addr(ks->mac_addr);  in ks8851_probe()
1655 	netdev_info(netdev, "Mac address is: %pM\n", ks->mac_addr);  in ks8851_probe()
1657 	memcpy(netdev->dev_addr, ks->mac_addr, ETH_ALEN);  in ks8851_probe()
1659 	ks_set_mac(ks, netdev->dev_addr);  in ks8851_probe()
1661 	id = ks_rdreg16(ks, KS_CIDER);  in ks8851_probe()