16     (erik@vt.edu).  Donald wrote the SMC 91c92 code using parts of
17     Erik's SMC 91c94 driver.  Rowan wrote a similar driver, and I've
66 MODULE_DESCRIPTION("SMC 91c92 series PCMCIA ethernet driver");
304     struct smc_private *smc;  in smc91c92_probe()  local
313     smc = netdev_priv(dev);  in smc91c92_probe()
314     smc->p_dev = link;  in smc91c92_probe()
317     spin_lock_init(&smc->lock);  in smc91c92_probe()
324     smc->mii_if.dev = dev;  in smc91c92_probe()
325     smc->mii_if.mdio_read = mdio_read;  in smc91c92_probe()
326     smc->mii_if.mdio_write = mdio_write;  in smc91c92_probe()
327     smc->mii_if.phy_id_mask = 0x1f;  in smc91c92_probe()
328     smc->mii_if.reg_num_mask = 0x1f;  in smc91c92_probe()
381     struct smc_private *smc = netdev_priv(dev);  in mhz_3288_power()  local
385     readb(smc->base+MEGAHERTZ_ISR);  in mhz_3288_power()
387     readb(smc->base+MEGAHERTZ_ISR);  in mhz_3288_power()
393     tmp = readb(smc->base + link->config_base + CISREG_COR);  in mhz_3288_power()
395     writeb(tmp, smc->base + link->config_base + CISREG_COR);  in mhz_3288_power()
424     struct smc_private *smc = netdev_priv(dev);  in mhz_mfc_config()  local
445     smc->base = ioremap(link->resource[2]->start,  in mhz_mfc_config()
447     offset = (smc->manfid == MANFID_MOTOROLA) ? link->config_base : 0;  in mhz_mfc_config()
450 	(smc->manfid == MANFID_MEGAHERTZ) &&  in mhz_mfc_config()
451 	(smc->cardid == PRODID_MEGAHERTZ_EM3288))  in mhz_mfc_config()
519     struct smc_private *smc = netdev_priv(dev);  in mot_config()  local
524     writeb(iouart & 0xff,        smc->base + MOT_UART + CISREG_IOBASE_0);  in mot_config()
525     writeb((iouart >> 8) & 0xff, smc->base + MOT_UART + CISREG_IOBASE_1);  in mot_config()
526     writeb(MOT_NORMAL,           smc->base + MOT_UART + CISREG_COR);  in mot_config()
528     /* Set SMC base address and force map with COR bit 1 */  in mot_config()
529     writeb(ioaddr & 0xff,        smc->base + MOT_LAN + CISREG_IOBASE_0);  in mot_config()
530     writeb((ioaddr >> 8) & 0xff, smc->base + MOT_LAN + CISREG_IOBASE_1);  in mot_config()
531     writeb(MOT_NORMAL,           smc->base + MOT_LAN + CISREG_COR);  in mot_config()
722 	struct smc_private *smc = netdev_priv(dev);  in smc91c92_resume()  local
725 	if ((smc->manfid == MANFID_MEGAHERTZ) &&  in smc91c92_resume()
726 	    (smc->cardid == PRODID_MEGAHERTZ_EM3288))  in smc91c92_resume()
728 	if (smc->manfid == MANFID_MOTOROLA)  in smc91c92_resume()
730 	if ((smc->manfid == MANFID_OSITECH) &&  in smc91c92_resume()
731 	    (smc->cardid != PRODID_OSITECH_SEVEN)) {  in smc91c92_resume()
736 	if (((smc->manfid == MANFID_OSITECH) &&  in smc91c92_resume()
737 	     (smc->cardid == PRODID_OSITECH_SEVEN)) ||  in smc91c92_resume()
738 	    ((smc->manfid == MANFID_PSION) &&  in smc91c92_resume()
739 	     (smc->cardid == PRODID_PSION_NET100))) {  in smc91c92_resume()
808     struct smc_private *smc = netdev_priv(dev);  in smc91c92_config()  local
816     smc->manfid = link->manf_id;  in smc91c92_config()
817     smc->cardid = link->card_id;  in smc91c92_config()
819     if ((smc->manfid == MANFID_OSITECH) &&  in smc91c92_config()
820 	(smc->cardid != PRODID_OSITECH_SEVEN)) {  in smc91c92_config()
822     } else if ((smc->manfid == MANFID_MOTOROLA) ||  in smc91c92_config()
823 	       ((smc->manfid == MANFID_MEGAHERTZ) &&  in smc91c92_config()
824 		((smc->cardid == PRODID_MEGAHERTZ_VARIOUS) ||  in smc91c92_config()
825 		 (smc->cardid == PRODID_MEGAHERTZ_EM3288)))) {  in smc91c92_config()
840     if (smc->manfid == MANFID_MOTOROLA)  in smc91c92_config()
850     switch (smc->manfid) {  in smc91c92_config()
853 	i = osi_setup(link, smc->manfid, smc->cardid); break;  in smc91c92_config()
870     smc->duplex = 0;  in smc91c92_config()
871     smc->rx_ovrn = 0;  in smc91c92_config()
895 	smc->cfg = inw(ioaddr + CONFIG) & ~CFG_AUI_SELECT;  in smc91c92_config()
896 	smc->cfg |= CFG_NO_WAIT | CFG_16BIT | CFG_STATIC;  in smc91c92_config()
897 	if (smc->manfid == MANFID_OSITECH)  in smc91c92_config()
898 	    smc->cfg |= CFG_IRQ_SEL_1 | CFG_IRQ_SEL_0;  in smc91c92_config()
900 	    smc->cfg |= CFG_MII_SELECT;  in smc91c92_config()
904     if (smc->cfg & CFG_MII_SELECT) {  in smc91c92_config()
911 	smc->mii_if.phy_id = (i < 32) ? i : -1;  in smc91c92_config()
932 		(smc->cfg & CFG_MII_SELECT) ? "MII" : if_names[dev->if_port]);  in smc91c92_config()
935     if (smc->cfg & CFG_MII_SELECT) {  in smc91c92_config()
936 	if (smc->mii_if.phy_id != -1) {  in smc91c92_config()
938 		       smc->mii_if.phy_id, j);  in smc91c92_config()
958 		struct smc_private *smc = netdev_priv(dev);  in smc91c92_release()  local
959 		iounmap(smc->base);  in smc91c92_release()
1049     struct smc_private *smc = netdev_priv(dev);  in smc_open()  local
1050     struct pcmcia_device *link = smc->p_dev;  in smc_open()
1069     smc->saved_skb = NULL;  in smc_open()
1070     smc->packets_waiting = 0;  in smc_open()
1073     timer_setup(&smc->media, media_check, 0);  in smc_open()
1074     mod_timer(&smc->media, jiffies + HZ);  in smc_open()
1083     struct smc_private *smc = netdev_priv(dev);  in smc_close()  local
1084     struct pcmcia_device *link = smc->p_dev;  in smc_close()
1105     del_timer_sync(&smc->media);  in smc_close()
1120     struct smc_private *smc = netdev_priv(dev);  in smc_hardware_send_packet()  local
1121     struct sk_buff *skb = smc->saved_skb;  in smc_hardware_send_packet()
1137 	smc->saved_skb = NULL;  in smc_hardware_send_packet()
1173     smc->saved_skb = NULL;  in smc_hardware_send_packet()
1183     struct smc_private *smc = netdev_priv(dev);  in smc_tx_timeout()  local
1191     smc->saved_skb = NULL;  in smc_tx_timeout()
1198     struct smc_private *smc = netdev_priv(dev);  in smc_start_xmit()  local
1209     if (smc->saved_skb) {  in smc_start_xmit()
1215     smc->saved_skb = skb;  in smc_start_xmit()
1222 	smc->saved_skb = NULL;  in smc_start_xmit()
1227     smc->packets_waiting++;  in smc_start_xmit()
1229     spin_lock_irqsave(&smc->lock, flags);  in smc_start_xmit()
1233     if (smc->rx_ovrn) {  in smc_start_xmit()
1235 	smc->rx_ovrn = 0;  in smc_start_xmit()
1246 	    spin_unlock_irqrestore(&smc->lock, flags);  in smc_start_xmit()
1254     spin_unlock_irqrestore(&smc->lock, flags);  in smc_start_xmit()
1267     struct smc_private *smc = netdev_priv(dev);  in smc_tx_err()  local
1286 	smc->tx_err++;  in smc_tx_err()
1294     outw(inw(ioaddr + TCR) | TCR_ENABLE | smc->duplex, ioaddr + TCR);  in smc_tx_err()
1300     smc->packets_waiting--;  in smc_tx_err()
1309     struct smc_private *smc = netdev_priv(dev);  in smc_eph_irq()  local
1329     outw(inw(ioaddr + TCR) | TCR_ENABLE | smc->duplex, ioaddr + TCR);  in smc_eph_irq()
1344     struct smc_private *smc = netdev_priv(dev);  in smc_interrupt()  local
1358     spin_lock(&smc->lock);  in smc_interrupt()
1359     smc->watchdog = 0;  in smc_interrupt()
1397 	    dev->stats.tx_packets += smc->packets_waiting;  in smc_interrupt()
1398 	    smc->packets_waiting = 0;  in smc_interrupt()
1415 	    if (smc->duplex)  in smc_interrupt()
1416 		smc->rx_ovrn = 1; /* need MC_RESET outside smc_interrupt */  in smc_interrupt()
1435     if ((smc->manfid == MANFID_OSITECH) &&  in smc_interrupt()
1436 	(smc->cardid != PRODID_OSITECH_SEVEN)) {  in smc_interrupt()
1441     if (smc->manfid == MANFID_MOTOROLA) {  in smc_interrupt()
1443 	cor = readb(smc->base + MOT_UART + CISREG_COR);  in smc_interrupt()
1444 	writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_UART + CISREG_COR);  in smc_interrupt()
1445 	writeb(cor, smc->base + MOT_UART + CISREG_COR);  in smc_interrupt()
1446 	cor = readb(smc->base + MOT_LAN + CISREG_COR);  in smc_interrupt()
1447 	writeb(cor & ~COR_IREQ_ENA, smc->base + MOT_LAN + CISREG_COR);  in smc_interrupt()
1448 	writeb(cor, smc->base + MOT_LAN + CISREG_COR);  in smc_interrupt()
1451     if ((smc->base != NULL) &&  /* Megahertz MFC's */  in smc_interrupt()
1452 	(smc->manfid == MANFID_MEGAHERTZ) &&  in smc_interrupt()
1453 	(smc->cardid == PRODID_MEGAHERTZ_EM3288)) {  in smc_interrupt()
1456 	tmp = readb(smc->base+MEGAHERTZ_ISR);  in smc_interrupt()
1457 	tmp = readb(smc->base+MEGAHERTZ_ISR);  in smc_interrupt()
1460 	writeb(tmp, smc->base + MEGAHERTZ_ISR);  in smc_interrupt()
1461 	writeb(tmp, smc->base + MEGAHERTZ_ISR);  in smc_interrupt()
1464     spin_unlock(&smc->lock);  in smc_interrupt()
1495 	struct smc_private *smc = netdev_priv(dev);  in smc_rx()  local
1514 	smc->last_rx = jiffies;  in smc_rx()
1546     struct smc_private *smc = netdev_priv(dev);  in set_rx_mode()  local
1571     spin_lock_irqsave(&smc->lock, flags);  in set_rx_mode()
1578     spin_unlock_irqrestore(&smc->lock, flags);  in set_rx_mode()
1589     struct smc_private *smc = netdev_priv(dev);  in s9k_config()  local
1591 	if (smc->cfg & CFG_MII_SELECT)  in s9k_config()
1614     struct smc_private *smc = netdev_priv(dev);  in smc_set_xcvr()  local
1621 	outw(smc->cfg | CFG_AUI_SELECT, ioaddr + CONFIG);  in smc_set_xcvr()
1622 	if ((smc->manfid == MANFID_OSITECH) &&  in smc_set_xcvr()
1623 	    (smc->cardid != PRODID_OSITECH_SEVEN))  in smc_set_xcvr()
1625 	smc->media_status = ((dev->if_port == 0) ? 0x0001 : 0x0002);  in smc_set_xcvr()
1627 	outw(smc->cfg, ioaddr + CONFIG);  in smc_set_xcvr()
1628 	if ((smc->manfid == MANFID_OSITECH) &&  in smc_set_xcvr()
1629 	    (smc->cardid != PRODID_OSITECH_SEVEN))  in smc_set_xcvr()
1631 	smc->media_status = ((dev->if_port == 0) ? 0x0012 : 0x4001);  in smc_set_xcvr()
1639     struct smc_private *smc = netdev_priv(dev);  in smc_reset()  local
1663     if ((smc->manfid == MANFID_OSITECH) &&  in smc_reset()
1664 	(smc->cardid != PRODID_OSITECH_SEVEN))  in smc_reset()
1681     outw(((smc->cfg & CFG_MII_SELECT) ? 0 : TCR_MONCSN) |  in smc_reset()
1682 	 TCR_ENABLE | TCR_PAD_EN | smc->duplex, ioaddr + TCR);  in smc_reset()
1685     if (smc->cfg & CFG_MII_SELECT) {  in smc_reset()
1689 	mdio_write(dev, smc->mii_if.phy_id, 0, 0x8000);  in smc_reset()
1692 	mdio_write(dev, smc->mii_if.phy_id, 4, 0x01e1);  in smc_reset()
1695 	mdio_write(dev, smc->mii_if.phy_id, 0, 0x0000);  in smc_reset()
1696 	mdio_write(dev, smc->mii_if.phy_id, 0, 0x1200);  in smc_reset()
1713     struct smc_private *smc = from_timer(smc, t, media);  in media_check()  local
1714     struct net_device *dev = smc->mii_if.dev;  in media_check()
1720     spin_lock_irqsave(&smc->lock, flags);  in media_check()
1730     if (smc->rx_ovrn) {  in media_check()
1732 	smc->rx_ovrn = 0;  in media_check()
1741     spin_unlock_irqrestore(&smc->lock, flags);  in media_check()
1745     if (smc->watchdog++ && ((i>>8) & i)) {  in media_check()
1746 	if (!smc->fast_poll)  in media_check()
1751 	smc->fast_poll = HZ;  in media_check()
1753     if (smc->fast_poll) {  in media_check()
1754 	smc->fast_poll--;  in media_check()
1755 	smc->media.expires = jiffies + HZ/100;  in media_check()
1756 	add_timer(&smc->media);  in media_check()
1760     spin_lock_irqsave(&smc->lock, flags);  in media_check()
1764     if (smc->cfg & CFG_MII_SELECT) {  in media_check()
1765 	if (smc->mii_if.phy_id < 0)  in media_check()
1769 	link = mdio_read(dev, smc->mii_if.phy_id, 1);  in media_check()
1772 	    smc->mii_if.phy_id = -1;  in media_check()
1777 	if (link != smc->link_status) {  in media_check()
1778 	    u_short p = mdio_read(dev, smc->mii_if.phy_id, 5);  in media_check()
1780 	    smc->duplex = (((p & 0x0100) || ((p & 0x1c0) == 0x40))  in media_check()
1785 			    (p & 0x0180) ? 100 : 10, smc->duplex ? 'F' : 'H');  in media_check()
1788 	    outw(inw(ioaddr + TCR) | smc->duplex, ioaddr + TCR);  in media_check()
1789 	    smc->link_status = link;  in media_check()
1795     if (time_after(jiffies, smc->last_rx + HZ)) {  in media_check()
1796 	if (smc->tx_err || (smc->media_status & EPH_16COL))  in media_check()
1799     smc->tx_err = 0;  in media_check()
1801     if (media != smc->media_status) {  in media_check()
1802 	if ((media & smc->media_status & 1) &&  in media_check()
1803 	    ((smc->media_status ^ media) & EPH_LINK_OK))  in media_check()
1805 			smc->media_status & EPH_LINK_OK ? "lost" : "found");  in media_check()
1806 	else if ((media & smc->media_status & 2) &&  in media_check()
1807 		 ((smc->media_status ^ media) & EPH_16COL))  in media_check()
1823 	smc->media_status = media;  in media_check()
1827     smc->media.expires = jiffies + HZ;  in media_check()
1828     add_timer(&smc->media);  in media_check()
1830     spin_unlock_irqrestore(&smc->lock, flags);  in media_check()
1836     struct smc_private *smc = netdev_priv(dev);  in smc_link_ok()  local
1838     if (smc->cfg & CFG_MII_SELECT) {  in smc_link_ok()
1839 	return mii_link_ok(&smc->mii_if);  in smc_link_ok()
1916 	struct smc_private *smc = netdev_priv(dev);  in smc_get_link_ksettings()  local
1921 	spin_lock_irqsave(&smc->lock, flags);  in smc_get_link_ksettings()
1923 	if (smc->cfg & CFG_MII_SELECT)  in smc_get_link_ksettings()
1924 		mii_ethtool_get_link_ksettings(&smc->mii_if, ecmd);  in smc_get_link_ksettings()
1928 	spin_unlock_irqrestore(&smc->lock, flags);  in smc_get_link_ksettings()
1935 	struct smc_private *smc = netdev_priv(dev);  in smc_set_link_ksettings()  local
1941 	spin_lock_irqsave(&smc->lock, flags);  in smc_set_link_ksettings()
1943 	if (smc->cfg & CFG_MII_SELECT)  in smc_set_link_ksettings()
1944 		ret = mii_ethtool_set_link_ksettings(&smc->mii_if, ecmd);  in smc_set_link_ksettings()
1948 	spin_unlock_irqrestore(&smc->lock, flags);  in smc_set_link_ksettings()
1954 	struct smc_private *smc = netdev_priv(dev);  in smc_get_link()  local
1960 	spin_lock_irqsave(&smc->lock, flags);  in smc_get_link()
1964 	spin_unlock_irqrestore(&smc->lock, flags);  in smc_get_link()
1970 	struct smc_private *smc = netdev_priv(dev);  in smc_nway_reset()  local
1971 	if (smc->cfg & CFG_MII_SELECT) {  in smc_nway_reset()
1977 		res = mii_nway_restart(&smc->mii_if);  in smc_nway_reset()
1996 	struct smc_private *smc = netdev_priv(dev);  in smc_ioctl()  local
2006 	spin_lock_irqsave(&smc->lock, flags);  in smc_ioctl()
2009 	rc = generic_mii_ioctl(&smc->mii_if, mii, cmd, NULL);  in smc_ioctl()
2011 	spin_unlock_irqrestore(&smc->lock, flags);  in smc_ioctl()
2034 	PCMCIA_DEVICE_PROD_ID12("MELCO/SMC", "LPC-TX", 0xa2cd8e6d, 0x42da662a),
2039 	PCMCIA_DEVICE_PROD_ID12("SMC", "EtherEZ Ethernet 8020", 0xc4f8b18b, 0x4a0eeb2d),