45 static inline u8 nb8800_readb(struct nb8800_priv *priv, int reg)  in nb8800_readb()  argument
47 	return readb_relaxed(priv->base + reg);  in nb8800_readb()
50 static inline u32 nb8800_readl(struct nb8800_priv *priv, int reg)  in nb8800_readl()  argument
52 	return readl_relaxed(priv->base + reg);  in nb8800_readl()
55 static inline void nb8800_writeb(struct nb8800_priv *priv, int reg, u8 val)  in nb8800_writeb()  argument
57 	writeb_relaxed(val, priv->base + reg);  in nb8800_writeb()
60 static inline void nb8800_writew(struct nb8800_priv *priv, int reg, u16 val)  in nb8800_writew()  argument
62 	writew_relaxed(val, priv->base + reg);  in nb8800_writew()
65 static inline void nb8800_writel(struct nb8800_priv *priv, int reg, u32 val)  in nb8800_writel()  argument
67 	writel_relaxed(val, priv->base + reg);  in nb8800_writel()
70 static inline void nb8800_maskb(struct nb8800_priv *priv, int reg,  in nb8800_maskb()  argument
73 	u32 old = nb8800_readb(priv, reg);  in nb8800_maskb()
77 		nb8800_writeb(priv, reg, new);  in nb8800_maskb()
80 static inline void nb8800_maskl(struct nb8800_priv *priv, int reg,  in nb8800_maskl()  argument
83 	u32 old = nb8800_readl(priv, reg);  in nb8800_maskl()
87 		nb8800_writel(priv, reg, new);  in nb8800_maskl()
90 static inline void nb8800_modb(struct nb8800_priv *priv, int reg, u8 bits,  in nb8800_modb()  argument
93 	nb8800_maskb(priv, reg, bits, set ? bits : 0);  in nb8800_modb()
96 static inline void nb8800_setb(struct nb8800_priv *priv, int reg, u8 bits)  in nb8800_setb()  argument
98 	nb8800_maskb(priv, reg, bits, bits);  in nb8800_setb()
101 static inline void nb8800_clearb(struct nb8800_priv *priv, int reg, u8 bits)  in nb8800_clearb()  argument
103 	nb8800_maskb(priv, reg, bits, 0);  in nb8800_clearb()
106 static inline void nb8800_modl(struct nb8800_priv *priv, int reg, u32 bits,  in nb8800_modl()  argument
109 	nb8800_maskl(priv, reg, bits, set ? bits : 0);  in nb8800_modl()
112 static inline void nb8800_setl(struct nb8800_priv *priv, int reg, u32 bits)  in nb8800_setl()  argument
114 	nb8800_maskl(priv, reg, bits, bits);  in nb8800_setl()
117 static inline void nb8800_clearl(struct nb8800_priv *priv, int reg, u32 bits)  in nb8800_clearl()  argument
119 	nb8800_maskl(priv, reg, bits, 0);  in nb8800_clearl()
124 	struct nb8800_priv *priv = bus->priv;  in nb8800_mdio_wait()  local
127 	return readl_poll_timeout_atomic(priv->base + NB8800_MDIO_CMD,  in nb8800_mdio_wait()
133 	struct nb8800_priv *priv = bus->priv;  in nb8800_mdio_cmd()  local
140 	nb8800_writel(priv, NB8800_MDIO_CMD, cmd);  in nb8800_mdio_cmd()
142 	nb8800_writel(priv, NB8800_MDIO_CMD, cmd | MDIO_CMD_GO);  in nb8800_mdio_cmd()
149 	struct nb8800_priv *priv = bus->priv;  in nb8800_mdio_read()  local
157 	val = nb8800_readl(priv, NB8800_MDIO_STS);  in nb8800_mdio_read()
174 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_mac_tx()  local
176 	while (nb8800_readl(priv, NB8800_TXC_CR) & TCR_EN)  in nb8800_mac_tx()
179 	nb8800_modb(priv, NB8800_TX_CTL1, TX_EN, enable);  in nb8800_mac_tx()
199 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_alloc_rx()  local
200 	struct nb8800_rx_desc *rxd = &priv->rx_descs[i];  in nb8800_alloc_rx()
201 	struct nb8800_rx_buf *rxb = &priv->rx_bufs[i];  in nb8800_alloc_rx()
233 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_receive()  local
234 	struct nb8800_rx_desc *rxd = &priv->rx_descs[i];  in nb8800_receive()
235 	struct page *page = priv->rx_bufs[i].page;  in nb8800_receive()
236 	int offset = priv->rx_bufs[i].offset;  in nb8800_receive()
245 	skb = napi_alloc_skb(&priv->napi, size);  in nb8800_receive()
273 	napi_gro_receive(&priv->napi, skb);  in nb8800_receive()
296 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_poll()  local
298 	unsigned int last = priv->rx_eoc;  in nb8800_poll()
311 		rxb = &priv->rx_bufs[next];  in nb8800_poll()
312 		rxd = &priv->rx_descs[next];  in nb8800_poll()
336 		priv->rx_descs[last].desc.config |= DESC_EOC;  in nb8800_poll()
338 		priv->rx_descs[priv->rx_eoc].desc.config &= ~DESC_EOC;  in nb8800_poll()
339 		priv->rx_eoc = last;  in nb8800_poll()
344 		nb8800_writel(priv, NB8800_RX_ITR, priv->rx_itr_irq);  in nb8800_poll()
350 		if (priv->rx_descs[next].report)  in nb8800_poll()
361 	struct nb8800_priv *priv = netdev_priv(dev);  in __nb8800_tx_dma_start()  local
365 	txb = &priv->tx_bufs[priv->tx_queue];  in __nb8800_tx_dma_start()
369 	txc_cr = nb8800_readl(priv, NB8800_TXC_CR);  in __nb8800_tx_dma_start()
373 	nb8800_writel(priv, NB8800_TX_DESC_ADDR, txb->dma_desc);  in __nb8800_tx_dma_start()
375 	nb8800_writel(priv, NB8800_TXC_CR, txc_cr | TCR_EN);  in __nb8800_tx_dma_start()
377 	priv->tx_queue = (priv->tx_queue + txb->chain_len) % TX_DESC_COUNT;  in __nb8800_tx_dma_start()
382 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_tx_dma_start()  local
384 	spin_lock_irq(&priv->tx_lock);  in nb8800_tx_dma_start()
386 	spin_unlock_irq(&priv->tx_lock);  in nb8800_tx_dma_start()
391 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_tx_dma_start_irq()  local
393 	spin_lock(&priv->tx_lock);  in nb8800_tx_dma_start_irq()
395 	spin_unlock(&priv->tx_lock);  in nb8800_tx_dma_start_irq()
400 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_xmit()  local
409 	if (atomic_read(&priv->tx_free) <= NB8800_DESC_LOW) {  in nb8800_xmit()
427 	if (atomic_dec_return(&priv->tx_free) <= NB8800_DESC_LOW) {  in nb8800_xmit()
432 	next = priv->tx_next;  in nb8800_xmit()
433 	txb = &priv->tx_bufs[next];  in nb8800_xmit()
434 	txd = &priv->tx_descs[next];  in nb8800_xmit()
451 	desc->n_addr = priv->tx_bufs[next].dma_desc;  in nb8800_xmit()
461 	if (!priv->tx_chain) {  in nb8800_xmit()
463 		priv->tx_chain = txb;  in nb8800_xmit()
465 		priv->tx_chain->chain_len++;  in nb8800_xmit()
470 	priv->tx_next = next;  in nb8800_xmit()
474 		priv->tx_chain->ready = true;  in nb8800_xmit()
475 		priv->tx_chain = NULL;  in nb8800_xmit()
498 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_tx_done()  local
499 	unsigned int limit = priv->tx_next;  in nb8800_tx_done()
500 	unsigned int done = priv->tx_done;  in nb8800_tx_done()
505 		struct nb8800_tx_desc *txd = &priv->tx_descs[done];  in nb8800_tx_done()
506 		struct nb8800_tx_buf *txb = &priv->tx_bufs[done];  in nb8800_tx_done()
539 		atomic_add(packets, &priv->tx_free);  in nb8800_tx_done()
542 		priv->tx_done = done;  in nb8800_tx_done()
549 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_irq()  local
554 	val = nb8800_readl(priv, NB8800_TXC_SR);  in nb8800_irq()
556 		nb8800_writel(priv, NB8800_TXC_SR, val);  in nb8800_irq()
562 			napi_schedule_irqoff(&priv->napi);  in nb8800_irq()
575 	val = nb8800_readl(priv, NB8800_RXC_SR);  in nb8800_irq()
577 		nb8800_writel(priv, NB8800_RXC_SR, val);  in nb8800_irq()
580 			nb8800_writel(priv, NB8800_RX_ITR, priv->rx_itr_poll);  in nb8800_irq()
581 			napi_schedule_irqoff(&priv->napi);  in nb8800_irq()
599 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_mac_config()  local
600 	bool gigabit = priv->speed == SPEED_1000;  in nb8800_mac_config()
607 	if (!priv->duplex)  in nb8800_mac_config()
611 		if (priv->phy_mode == PHY_INTERFACE_MODE_RGMII)  in nb8800_mac_config()
624 	ict = DIV_ROUND_UP(phy_clk, clk_get_rate(priv->clk));  in nb8800_mac_config()
626 	nb8800_writeb(priv, NB8800_IC_THRESHOLD, ict);  in nb8800_mac_config()
627 	nb8800_writeb(priv, NB8800_SLOT_TIME, slot_time);  in nb8800_mac_config()
628 	nb8800_maskb(priv, NB8800_MAC_MODE, mac_mode_mask, mac_mode);  in nb8800_mac_config()
633 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_pause_config()  local
634 	struct phy_device *phydev = priv->phydev;  in nb8800_pause_config()
637 	if (priv->pause_aneg) {  in nb8800_pause_config()
641 		priv->pause_rx = phydev->pause;  in nb8800_pause_config()
642 		priv->pause_tx = phydev->pause ^ phydev->asym_pause;  in nb8800_pause_config()
645 	nb8800_modb(priv, NB8800_RX_CTL, RX_PAUSE_EN, priv->pause_rx);  in nb8800_pause_config()
647 	rxcr = nb8800_readl(priv, NB8800_RXC_CR);  in nb8800_pause_config()
648 	if (!!(rxcr & RCR_FL) == priv->pause_tx)  in nb8800_pause_config()
652 		napi_disable(&priv->napi);  in nb8800_pause_config()
655 		nb8800_modl(priv, NB8800_RXC_CR, RCR_FL, priv->pause_tx);  in nb8800_pause_config()
658 		napi_enable(&priv->napi);  in nb8800_pause_config()
660 		nb8800_modl(priv, NB8800_RXC_CR, RCR_FL, priv->pause_tx);  in nb8800_pause_config()
666 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_link_reconfigure()  local
667 	struct phy_device *phydev = priv->phydev;  in nb8800_link_reconfigure()
671 		if (phydev->speed != priv->speed) {  in nb8800_link_reconfigure()
672 			priv->speed = phydev->speed;  in nb8800_link_reconfigure()
676 		if (phydev->duplex != priv->duplex) {  in nb8800_link_reconfigure()
677 			priv->duplex = phydev->duplex;  in nb8800_link_reconfigure()
687 	if (phydev->link != priv->link) {  in nb8800_link_reconfigure()
688 		priv->link = phydev->link;  in nb8800_link_reconfigure()
693 		phy_print_status(priv->phydev);  in nb8800_link_reconfigure()
698 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_update_mac_addr()  local
702 		nb8800_writeb(priv, NB8800_SRC_ADDR(i), dev->dev_addr[i]);  in nb8800_update_mac_addr()
705 		nb8800_writeb(priv, NB8800_UC_ADDR(i), dev->dev_addr[i]);  in nb8800_update_mac_addr()
723 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_mc_init()  local
725 	nb8800_writeb(priv, NB8800_MC_INIT, val);  in nb8800_mc_init()
726 	readb_poll_timeout_atomic(priv->base + NB8800_MC_INIT, val, !val,  in nb8800_mc_init()
732 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_set_rx_mode()  local
746 			nb8800_writeb(priv, NB8800_MC_ADDR(i), ha->addr[i]);  in nb8800_set_rx_mode()
757 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_dma_free()  local
760 	if (priv->rx_bufs) {  in nb8800_dma_free()
762 			if (priv->rx_bufs[i].page)  in nb8800_dma_free()
763 				put_page(priv->rx_bufs[i].page);  in nb8800_dma_free()
765 		kfree(priv->rx_bufs);  in nb8800_dma_free()
766 		priv->rx_bufs = NULL;  in nb8800_dma_free()
769 	if (priv->tx_bufs) {  in nb8800_dma_free()
771 			kfree_skb(priv->tx_bufs[i].skb);  in nb8800_dma_free()
773 		kfree(priv->tx_bufs);  in nb8800_dma_free()
774 		priv->tx_bufs = NULL;  in nb8800_dma_free()
777 	if (priv->rx_descs) {  in nb8800_dma_free()
778 		dma_free_coherent(dev->dev.parent, RX_DESC_SIZE, priv->rx_descs,  in nb8800_dma_free()
779 				  priv->rx_desc_dma);  in nb8800_dma_free()
780 		priv->rx_descs = NULL;  in nb8800_dma_free()
783 	if (priv->tx_descs) {  in nb8800_dma_free()
784 		dma_free_coherent(dev->dev.parent, TX_DESC_SIZE, priv->tx_descs,  in nb8800_dma_free()
785 				  priv->tx_desc_dma);  in nb8800_dma_free()
786 		priv->tx_descs = NULL;  in nb8800_dma_free()
792 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_dma_reset()  local
798 		dma_addr_t rx_dma = priv->rx_desc_dma + i * sizeof(*rxd);  in nb8800_dma_reset()
800 		rxd = &priv->rx_descs[i];  in nb8800_dma_reset()
804 		rxd->desc.config = priv->rx_dma_config;  in nb8800_dma_reset()
808 	rxd->desc.n_addr = priv->rx_desc_dma;  in nb8800_dma_reset()
811 	priv->rx_eoc = RX_DESC_COUNT - 1;  in nb8800_dma_reset()
814 		struct nb8800_tx_buf *txb = &priv->tx_bufs[i];  in nb8800_dma_reset()
818 		txd = &priv->tx_descs[i];  in nb8800_dma_reset()
824 	priv->tx_next = 0;  in nb8800_dma_reset()
825 	priv->tx_queue = 0;  in nb8800_dma_reset()
826 	priv->tx_done = 0;  in nb8800_dma_reset()
827 	atomic_set(&priv->tx_free, TX_DESC_COUNT);  in nb8800_dma_reset()
829 	nb8800_writel(priv, NB8800_RX_DESC_ADDR, priv->rx_desc_dma);  in nb8800_dma_reset()
836 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_dma_init()  local
842 	priv->rx_descs = dma_alloc_coherent(dev->dev.parent, RX_DESC_SIZE,  in nb8800_dma_init()
843 					    &priv->rx_desc_dma, GFP_KERNEL);  in nb8800_dma_init()
844 	if (!priv->rx_descs)  in nb8800_dma_init()
847 	priv->rx_bufs = kcalloc(n_rx, sizeof(*priv->rx_bufs), GFP_KERNEL);  in nb8800_dma_init()
848 	if (!priv->rx_bufs)  in nb8800_dma_init()
857 	priv->tx_descs = dma_alloc_coherent(dev->dev.parent, TX_DESC_SIZE,  in nb8800_dma_init()
858 					    &priv->tx_desc_dma, GFP_KERNEL);  in nb8800_dma_init()
859 	if (!priv->tx_descs)  in nb8800_dma_init()
862 	priv->tx_bufs = kcalloc(n_tx, sizeof(*priv->tx_bufs), GFP_KERNEL);  in nb8800_dma_init()
863 	if (!priv->tx_bufs)  in nb8800_dma_init()
867 		priv->tx_bufs[i].dma_desc =  in nb8800_dma_init()
868 			priv->tx_desc_dma + i * sizeof(struct nb8800_tx_desc);  in nb8800_dma_init()
882 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_dma_stop()  local
883 	struct nb8800_tx_buf *txb = &priv->tx_bufs[0];  in nb8800_dma_stop()
884 	struct nb8800_tx_desc *txd = &priv->tx_descs[0];  in nb8800_dma_stop()
892 	err = readl_poll_timeout_atomic(priv->base + NB8800_TXC_CR, txcr,  in nb8800_dma_stop()
894 					priv->tx_done == priv->tx_next,  in nb8800_dma_stop()
908 		priv->rx_descs[i].desc.config |= DESC_EOC;  in nb8800_dma_stop()
916 	nb8800_setb(priv, NB8800_MAC_MODE, LOOPBACK_EN);  in nb8800_dma_stop()
919 		nb8800_writel(priv, NB8800_TX_DESC_ADDR, txb->dma_desc);  in nb8800_dma_stop()
921 		nb8800_writel(priv, NB8800_TXC_CR, txcr | TCR_EN);  in nb8800_dma_stop()
923 		err = readl_poll_timeout_atomic(priv->base + NB8800_RXC_CR,  in nb8800_dma_stop()
929 	nb8800_clearb(priv, NB8800_MAC_MODE, LOOPBACK_EN);  in nb8800_dma_stop()
937 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_pause_adv()  local
940 	if (!priv->phydev)  in nb8800_pause_adv()
943 	if (priv->pause_rx)  in nb8800_pause_adv()
945 	if (priv->pause_tx)  in nb8800_pause_adv()
948 	priv->phydev->supported |= adv;  in nb8800_pause_adv()
949 	priv->phydev->advertising |= adv;  in nb8800_pause_adv()
954 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_open()  local
958 	nb8800_writel(priv, NB8800_RXC_SR, 0xf);  in nb8800_open()
959 	nb8800_writel(priv, NB8800_TXC_SR, 0xf);  in nb8800_open()
972 	priv->phydev = of_phy_connect(dev, priv->phy_node,  in nb8800_open()
974 				      priv->phy_mode);  in nb8800_open()
975 	if (!priv->phydev)  in nb8800_open()
981 	napi_enable(&priv->napi);  in nb8800_open()
985 	phy_start(priv->phydev);  in nb8800_open()
999 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_stop()  local
1001 	phy_stop(priv->phydev);  in nb8800_stop()
1004 	napi_disable(&priv->napi);  in nb8800_stop()
1010 	phy_disconnect(priv->phydev);  in nb8800_stop()
1011 	priv->phydev = NULL;  in nb8800_stop()
1022 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_ioctl()  local
1024 	return phy_mii_ioctl(priv->phydev, rq, cmd);  in nb8800_ioctl()
1040 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_get_settings()  local
1042 	if (!priv->phydev)  in nb8800_get_settings()
1045 	return phy_ethtool_gset(priv->phydev, cmd);  in nb8800_get_settings()
1050 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_set_settings()  local
1052 	if (!priv->phydev)  in nb8800_set_settings()
1055 	return phy_ethtool_sset(priv->phydev, cmd);  in nb8800_set_settings()
1060 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_nway_reset()  local
1062 	if (!priv->phydev)  in nb8800_nway_reset()
1065 	return genphy_restart_aneg(priv->phydev);  in nb8800_nway_reset()
1071 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_get_pauseparam()  local
1073 	pp->autoneg = priv->pause_aneg;  in nb8800_get_pauseparam()
1074 	pp->rx_pause = priv->pause_rx;  in nb8800_get_pauseparam()
1075 	pp->tx_pause = priv->pause_tx;  in nb8800_get_pauseparam()
1081 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_set_pauseparam()  local
1083 	priv->pause_aneg = pp->autoneg;  in nb8800_set_pauseparam()
1084 	priv->pause_rx = pp->rx_pause;  in nb8800_set_pauseparam()
1085 	priv->pause_tx = pp->tx_pause;  in nb8800_set_pauseparam()
1089 	if (!priv->pause_aneg)  in nb8800_set_pauseparam()
1091 	else if (priv->phydev)  in nb8800_set_pauseparam()
1092 		phy_start_aneg(priv->phydev);  in nb8800_set_pauseparam()
1163 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_read_stat()  local
1165 	nb8800_writeb(priv, NB8800_STAT_INDEX, index);  in nb8800_read_stat()
1167 	return nb8800_readl(priv, NB8800_STAT_DATA);  in nb8800_read_stat()
1198 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_hw_init()  local
1202 	nb8800_writeb(priv, NB8800_TX_CTL1, val);  in nb8800_hw_init()
1205 	nb8800_writeb(priv, NB8800_TX_CTL2, 5);  in nb8800_hw_init()
1208 	nb8800_writeb(priv, NB8800_RX_CTL, val);  in nb8800_hw_init()
1211 	nb8800_writeb(priv, NB8800_RANDOM_SEED, 4);  in nb8800_hw_init()
1214 	nb8800_writeb(priv, NB8800_TX_SDP, 12);  in nb8800_hw_init()
1221 	nb8800_writeb(priv, NB8800_PE_THRESHOLD, 0);  in nb8800_hw_init()
1224 	nb8800_writeb(priv, NB8800_PF_THRESHOLD, 255);  in nb8800_hw_init()
1227 	nb8800_writeb(priv, NB8800_TX_BUFSIZE, 64);  in nb8800_hw_init()
1231 	val = nb8800_readl(priv, NB8800_TXC_CR);  in nb8800_hw_init()
1238 	nb8800_writel(priv, NB8800_TXC_CR, val);  in nb8800_hw_init()
1241 	val = clk_get_rate(priv->clk) / 100;  in nb8800_hw_init()
1242 	nb8800_writel(priv, NB8800_TX_ITR, val);  in nb8800_hw_init()
1246 	val = nb8800_readl(priv, NB8800_RXC_CR);  in nb8800_hw_init()
1253 	nb8800_writel(priv, NB8800_RXC_CR, val);  in nb8800_hw_init()
1258 	priv->rx_itr_irq = clk_get_rate(priv->clk) / 20000;  in nb8800_hw_init()
1263 	priv->rx_itr_poll = clk_get_rate(priv->clk) / 100;  in nb8800_hw_init()
1265 	nb8800_writel(priv, NB8800_RX_ITR, priv->rx_itr_irq);  in nb8800_hw_init()
1267 	priv->rx_dma_config = RX_BUF_SIZE | DESC_BTS(2) | DESC_DS | DESC_EOF;  in nb8800_hw_init()
1273 	nb8800_writeb(priv, NB8800_PQ1, val >> 8);  in nb8800_hw_init()
1274 	nb8800_writeb(priv, NB8800_PQ2, val & 0xff);  in nb8800_hw_init()
1277 	priv->pause_aneg = true;  in nb8800_hw_init()
1278 	priv->pause_rx = true;  in nb8800_hw_init()
1279 	priv->pause_tx = true;  in nb8800_hw_init()
1288 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_tangox_init()  local
1291 	switch (priv->phy_mode) {  in nb8800_tangox_init()
1307 			phy_modes(priv->phy_mode));  in nb8800_tangox_init()
1311 	nb8800_writeb(priv, NB8800_TANGOX_PAD_MODE, pad_mode);  in nb8800_tangox_init()
1318 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_tangox_reset()  local
1321 	nb8800_writeb(priv, NB8800_TANGOX_RESET, 0);  in nb8800_tangox_reset()
1323 	nb8800_writeb(priv, NB8800_TANGOX_RESET, 1);  in nb8800_tangox_reset()
1327 	clk_div = DIV_ROUND_UP(clk_get_rate(priv->clk), 2 * MAX_MDC_CLOCK);  in nb8800_tangox_reset()
1328 	nb8800_writew(priv, NB8800_TANGOX_MDIO_CLKDIV, clk_div);  in nb8800_tangox_reset()
1340 	struct nb8800_priv *priv = netdev_priv(dev);  in nb8800_tango4_init()  local
1352 	nb8800_clearl(priv, NB8800_RXC_CR, RCR_RFI(7));  in nb8800_tango4_init()
1355 	priv->rx_dma_config |= DESC_ID;  in nb8800_tango4_init()
1384 	struct nb8800_priv *priv;  in nb8800_probe()  local
1410 	dev = alloc_etherdev(sizeof(*priv));  in nb8800_probe()
1417 	priv = netdev_priv(dev);  in nb8800_probe()
1418 	priv->base = base;  in nb8800_probe()
1420 	priv->phy_mode = of_get_phy_mode(pdev->dev.of_node);  in nb8800_probe()
1421 	if (priv->phy_mode < 0)  in nb8800_probe()
1422 		priv->phy_mode = PHY_INTERFACE_MODE_RGMII;  in nb8800_probe()
1424 	priv->clk = devm_clk_get(&pdev->dev, NULL);  in nb8800_probe()
1425 	if (IS_ERR(priv->clk)) {  in nb8800_probe()
1427 		ret = PTR_ERR(priv->clk);  in nb8800_probe()
1431 	ret = clk_prepare_enable(priv->clk);  in nb8800_probe()
1435 	spin_lock_init(&priv->tx_lock);  in nb8800_probe()
1455 	bus->priv = priv;  in nb8800_probe()
1463 	priv->phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0);  in nb8800_probe()
1464 	if (!priv->phy_node) {  in nb8800_probe()
1470 	priv->mii_bus = bus;  in nb8800_probe()
1504 	netif_napi_add(dev, &priv->napi, nb8800_poll, NAPI_POLL_WEIGHT);  in nb8800_probe()
1515 	clk_disable_unprepare(priv->clk);  in nb8800_probe()
1525 	struct nb8800_priv *priv = netdev_priv(ndev);  in nb8800_remove()  local
1529 	mdiobus_unregister(priv->mii_bus);  in nb8800_remove()
1531 	clk_disable_unprepare(priv->clk);  in nb8800_remove()