Merge mandrakesoft.com:/home/jgarzik/repo/linus-2.5

into mandrakesoft.com:/home/jgarzik/repo/net-drivers-2.5

drivers/net/Config.help

@@ -1525,6 +1525,13 @@ CONFIG_SUNDANCE
   More specific information and updates are available from
   <http://www.scyld.com/network/sundance.html>.
 
+CONFIG_SUNDANCE_MMIO
+  Enable memory-mapped I/O for interaction with Sundance NIC registers.
+  Do NOT enable this by default, PIO (enabled when MMIO is disabled)
+  is known to solve bugs on certain chips.
+
+  If unsure, say N.
+
 CONFIG_ZNET
   The Zenith Z-Note notebook computer has a built-in network
   (Ethernet) card, and this is the Linux driver for it. Note that the

drivers/net/Config.in

@@ -177,6 +177,7 @@ if [ "$CONFIG_NET_ETHERNET" = "y" ]; then
       dep_tristate '    SiS 900/7016 PCI Fast Ethernet Adapter support' CONFIG_SIS900 $CONFIG_PCI
       dep_tristate '    SMC EtherPower II' CONFIG_EPIC100 $CONFIG_PCI
       dep_tristate '    Sundance Alta support' CONFIG_SUNDANCE $CONFIG_PCI
+      dep_mbool '      Use MMIO instead of PIO' CONFIG_SUNDANCE_MMIO $CONFIG_SUNDANCE
       if [ "$CONFIG_PCI" = "y" -o "$CONFIG_EISA" = "y" ]; then
          tristate '    TI ThunderLAN support' CONFIG_TLAN
       fi

drivers/net/Makefile

@@ -70,7 +70,7 @@ obj-$(CONFIG_AIRONET4500_PROC)	+= aironet4500_proc.o
 obj-$(CONFIG_AIRONET4500_CS)	+= aironet4500_proc.o
 
 obj-$(CONFIG_WINBOND_840) += mii.o
-obj-$(CONFIG_SUNDANCE) += sundance.o
+obj-$(CONFIG_SUNDANCE) += sundance.o mii.o
 obj-$(CONFIG_HAMACHI) += hamachi.o
 obj-$(CONFIG_NET) += Space.o setup.o net_init.o loopback.o
 obj-$(CONFIG_SEEQ8005) += seeq8005.o

drivers/net/eepro100.c

@@ -850,7 +850,30 @@ static int __devinit speedo_found1(struct pci_dev *pdev,
 
 	return 0;
 }
-
+
+static void do_slow_command(struct net_device *dev, int cmd)
+{
+	long cmd_ioaddr = dev->base_addr + SCBCmd;
+	int wait = 0;
+	do
+		if (inb(cmd_ioaddr) == 0) break;
+	while(++wait <= 200);
+	if (wait > 100)
+		printk(KERN_ERR "Command %4.4x never accepted (%d polls)!\n",
+		       inb(cmd_ioaddr), wait);
+
+	outb(cmd, cmd_ioaddr);
+
+	for (wait = 0; wait <= 100; wait++)
+		if (inb(cmd_ioaddr) == 0) return;
+	for (; wait <= 20000; wait++)
+		if (inb(cmd_ioaddr) == 0) return;
+		else udelay(1);
+	printk(KERN_ERR "Command %4.4x was not accepted after %d polls!"
+	       "  Current status %8.8x.\n",
+	       cmd, wait, inl(dev->base_addr + SCBStatus));
+}
+
 /* Serial EEPROM section.
    A "bit" grungy, but we work our way through bit-by-bit :->. */
 /*  EEPROM_Ctrl bits. */
@@ -1015,7 +1038,7 @@ speedo_open(struct net_device *dev)
 /* Start the chip hardware after a full reset. */
 static void speedo_resume(struct net_device *dev)
 {
-	struct speedo_private *sp = (struct speedo_private *)dev->priv;
+	struct speedo_private *sp = dev->priv;
 	long ioaddr = dev->base_addr;
 
 	/* Start with a Tx threshold of 256 (0x..20.... 8 byte units). */
@@ -1023,34 +1046,40 @@ static void speedo_resume(struct net_device *dev)
 
 	/* Set the segment registers to '0'. */
 	wait_for_cmd_done(ioaddr + SCBCmd);
-	outl(0, ioaddr + SCBPointer);
-	/* impose a delay to avoid a bug */
-	inl(ioaddr + SCBPointer);
+	if (inb(ioaddr + SCBCmd)) {
+		outl(PortPartialReset, ioaddr + SCBPort);
 		udelay(10);
-	outb(RxAddrLoad, ioaddr + SCBCmd);
-	wait_for_cmd_done(ioaddr + SCBCmd);
-	outb(CUCmdBase, ioaddr + SCBCmd);
+	}
+
+        outl(0, ioaddr + SCBPointer);
+        inl(ioaddr + SCBPointer);			/* Flush to PCI. */
+        udelay(10);			/* Bogus, but it avoids the bug. */
+
+        /* Note: these next two operations can take a while. */
+        do_slow_command(dev, RxAddrLoad);
+        do_slow_command(dev, CUCmdBase);
 
 	/* Load the statistics block and rx ring addresses. */
-	wait_for_cmd_done(ioaddr + SCBCmd);
 	outl(sp->lstats_dma, ioaddr + SCBPointer);
+	inl(ioaddr + SCBPointer);			/* Flush to PCI */
+
 	outb(CUStatsAddr, ioaddr + SCBCmd);
 	sp->lstats->done_marker = 0;
+	wait_for_cmd_done(ioaddr + SCBCmd);
 
 	if (sp->rx_ringp[sp->cur_rx % RX_RING_SIZE] == NULL) {
 		if (speedo_debug > 2)
 			printk(KERN_DEBUG "%s: NULL cur_rx in speedo_resume().\n",
 					dev->name);
 	} else {
-		wait_for_cmd_done(ioaddr + SCBCmd);
 		outl(sp->rx_ring_dma[sp->cur_rx % RX_RING_SIZE],
 			 ioaddr + SCBPointer);
-		outb(RxStart, ioaddr + SCBCmd);
+		inl(ioaddr + SCBPointer);		/* Flush to PCI */
 	}
 
-	wait_for_cmd_done(ioaddr + SCBCmd);
-	outb(CUDumpStats, ioaddr + SCBCmd);
-	udelay(30);
+	/* Note: RxStart should complete instantly. */
+	do_slow_command(dev, RxStart);
+	do_slow_command(dev, CUDumpStats);
 
 	/* Fill the first command with our physical address. */
 	{
@@ -1063,11 +1092,12 @@ static void speedo_resume(struct net_device *dev)
 		ias_cmd->link =
 			cpu_to_le32(TX_RING_ELEM_DMA(sp, sp->cur_tx % TX_RING_SIZE));
 		memcpy(ias_cmd->params, dev->dev_addr, 6);
+		if (sp->last_cmd)
+			clear_suspend(sp->last_cmd);
 		sp->last_cmd = ias_cmd;
 	}
 
 	/* Start the chip's Tx process and unmask interrupts. */
-	wait_for_cmd_done(ioaddr + SCBCmd);
 	outl(TX_RING_ELEM_DMA(sp, sp->dirty_tx % TX_RING_SIZE),
 		 ioaddr + SCBPointer);
 	/* We are not ACK-ing FCP and ER in the interrupt handler yet so they should

drivers/net/sundance.c

@@ -18,26 +18,54 @@
 	http://www.scyld.com/network/sundance.html
 
 
-	Version 1.01a (jgarzik):
+	Version LK1.01a (jgarzik):
 	- Replace some MII-related magic numbers with constants
 
-	Version 1.02 (D-Link):
+	Version LK1.02 (D-Link):
 	- Add new board to PCI ID list
 	- Fix multicast bug
 
-	Version 1.03 (D-Link):
+	Version LK1.03 (D-Link):
 	- New Rx scheme, reduce Rx congestion
 	- Option to disable flow control
 
-	Version 1.04 (D-Link):
+	Version LK1.04 (D-Link):
 	- Tx timeout recovery
 	- More support for ethtool.
 
+	Version LK1.04a:
+	- Remove unused/constant members from struct pci_id_info
+	(which then allows removal of 'drv_flags' from private struct)
+	(jgarzik)
+	- If no phy is found, fail to load that board (jgarzik)
+	- Always start phy id scan at id 1 to avoid problems (Donald Becker)
+	- Autodetect where mii_preable_required is needed,
+	default to not needed.  (Donald Becker)
+
+	Version LK1.04b:
+	- Remove mii_preamble_required module parameter (Donald Becker)
+	- Add per-interface mii_preamble_required (setting is autodetected)
+	  (Donald Becker)
+	- Remove unnecessary cast from void pointer (jgarzik)
+	- Re-align comments in private struct (jgarzik)
+
+	Version LK1.04c (jgarzik):
+	- Support bitmapped message levels (NETIF_MSG_xxx), and the
+	  two ethtool ioctls that get/set them
+	- Don't hand-code MII ethtool support, use standard API/lib
+
+	Version LK1.04d:
+	- Merge from Donald Becker's sundance.c: (Jason Lunz)
+		* proper support for variably-sized MTUs
+		* default to PIO, to fix chip bugs
+	- Add missing unregister_netdev (Jason Lunz)
+	- Add CONFIG_SUNDANCE_MMIO config option (jgarzik)
+
 */
 
 #define DRV_NAME	"sundance"
-#define DRV_VERSION	"1.04"
-#define DRV_RELDATE	"19-Aug-2002"
+#define DRV_VERSION	"1.01+LK1.04d"
+#define DRV_RELDATE	"19-Sep-2002"
 
 
 /* The user-configurable values.
@@ -45,7 +73,6 @@
 static int debug = 1;			/* 1 normal messages, 0 quiet .. 7 verbose. */
 /* Maximum events (Rx packets, etc.) to handle at each interrupt. */
 static int max_interrupt_work = 0;
-static int mtu;
 /* Maximum number of multicast addresses to filter (vs. rx-all-multicast).
    Typical is a 64 element hash table based on the Ethernet CRC.  */
 static int multicast_filter_limit = 32;
@@ -72,6 +99,8 @@ static int flowctrl=1;
 */
 #define MAX_UNITS 8
 static char *media[MAX_UNITS];
+
+
 /* Operational parameters that are set at compile time. */
 
 /* Keep the ring sizes a power of two for compile efficiency.
@@ -140,16 +169,15 @@ MODULE_DESCRIPTION("Sundance Alta Ethernet driver");
 MODULE_LICENSE("GPL");
 
 MODULE_PARM(max_interrupt_work, "i");
-MODULE_PARM(mtu, "i");
 MODULE_PARM(debug, "i");
 MODULE_PARM(rx_copybreak, "i");
 MODULE_PARM(media, "1-" __MODULE_STRING(MAX_UNITS) "s");
 MODULE_PARM(flowctrl, "i");
 MODULE_PARM_DESC(max_interrupt_work, "Sundance Alta maximum events handled per interrupt");
-MODULE_PARM_DESC(mtu, "Sundance Alta MTU (all boards)");
 MODULE_PARM_DESC(debug, "Sundance Alta debug level (0-5)");
 MODULE_PARM_DESC(rx_copybreak, "Sundance Alta copy breakpoint for copy-only-tiny-frames");
 MODULE_PARM_DESC(flowctrl, "Sundance Alta flow control [0|1]");
+
 /*
 				Theory of Operation
 
@@ -224,19 +252,9 @@ IVc. Errata
 
 */
 
-
-enum pci_id_flags_bits {
-        /* Set PCI command register bits before calling probe1(). */
-        PCI_USES_IO=1, PCI_USES_MEM=2, PCI_USES_MASTER=4,
-        /* Read and map the single following PCI BAR. */
-        PCI_ADDR0=0<<4, PCI_ADDR1=1<<4, PCI_ADDR2=2<<4, PCI_ADDR3=3<<4,
-        PCI_ADDR_64BITS=0x100, PCI_NO_ACPI_WAKE=0x200, PCI_NO_MIN_LATENCY=0x400,
-};
-enum chip_capability_flags {CanHaveMII=1, };
-#ifdef USE_IO_OPS
-#define PCI_IOTYPE (PCI_USES_MASTER | PCI_USES_IO  | PCI_ADDR0)
-#else
-#define PCI_IOTYPE (PCI_USES_MASTER | PCI_USES_MEM | PCI_ADDR1)
+/* Work-around for Kendin chip bugs. */
+#ifndef CONFIG_SUNDANCE_MMIO
+#define USE_IO_OPS 1
 #endif
 
 static struct pci_device_id sundance_pci_tbl[] __devinitdata = {
@@ -250,31 +268,20 @@ static struct pci_device_id sundance_pci_tbl[] __devinitdata = {
 };
 MODULE_DEVICE_TABLE(pci, sundance_pci_tbl);
 
+enum {
+	netdev_io_size = 128
+};
+
 struct pci_id_info {
         const char *name;
-        struct match_info {
-                int     pci, pci_mask, subsystem, subsystem_mask;
-                int revision, revision_mask;                            /* Only 8 bits. */
-        } id;
-        enum pci_id_flags_bits pci_flags;
-        int io_size;                            /* Needed for I/O region check or ioremap(). */
-        int drv_flags;                          /* Driver use, intended as capability flags. */
 };
 static struct pci_id_info pci_id_tbl[] = {
-	{"D-Link DFE-550TX FAST Ethernet Adapter", {0x10021186, 0xffffffff,},
-	 PCI_IOTYPE, 128, CanHaveMII},
-	{"D-Link DFE-550FX 100Mbps Fiber-optics Adapter",
-	 {0x10031186, 0xffffffff,},
-	 PCI_IOTYPE, 128, CanHaveMII},
-	{"D-Link DFE-580TX 4 port Server Adapter", {0x10121186, 0xffffffff,},
-	 PCI_IOTYPE, 128, CanHaveMII},
-	{"D-Link DFE-530TXS FAST Ethernet Adapter", {0x10021186, 0xffffffff,},
-	 PCI_IOTYPE, 128, CanHaveMII},
-	{"D-Link DL10050-based FAST Ethernet Adapter",
-	 {0x10021186, 0xffffffff,},
-	 PCI_IOTYPE, 128, CanHaveMII},
-	{"Sundance Technology Alta", {0x020113F0, 0xffffffff,},
-	 PCI_IOTYPE, 128, CanHaveMII},
+	{"D-Link DFE-550TX FAST Ethernet Adapter"},
+	{"D-Link DFE-550FX 100Mbps Fiber-optics Adapter"},
+	{"D-Link DFE-580TX 4 port Server Adapter"},
+	{"D-Link DFE-530TXS FAST Ethernet Adapter"},
+	{"D-Link DL10050-based FAST Ethernet Adapter"},
+	{"Sundance Technology Alta"},
 	{0,},			/* 0 terminated list. */
 };
 
@@ -331,7 +338,7 @@ enum alta_offsets {
 	MACCtrl0 = 0x50,
 	MACCtrl1 = 0x52,
 	StationAddr = 0x54,
-	MaxTxSize = 0x5A,
+	MaxFrameSize = 0x5A,
 	RxMode = 0x5c,
 	MIICtrl = 0x5e,
 	MulticastFilter0 = 0x60,
@@ -430,13 +437,13 @@ struct netdev_private {
 	/* Frequently used values: keep some adjacent for cache effect. */
 	spinlock_t lock;
 	spinlock_t rx_lock;			/* Group with Tx control cache line. */
-	int chip_id, drv_flags;
+	int msg_enable;
+	int chip_id;
 	unsigned int cur_rx, dirty_rx;		/* Producer/consumer ring indices */
 	unsigned int rx_buf_sz;			/* Based on MTU+slack. */
 	struct netdev_desc *last_tx;		/* Last Tx descriptor used. */
 	unsigned int cur_tx, dirty_tx;
 	/* These values are keep track of the transceiver/media in use. */
-	unsigned int full_duplex:1;			/* Full-duplex operation requested. */
 	unsigned int flowctrl:1;
 	unsigned int default_port:4;		/* Last dev->if_port value. */
 	unsigned int an_enable:1;
@@ -447,8 +454,8 @@ struct netdev_private {
 	spinlock_t mcastlock;			/* SMP lock multicast updates. */
 	u16 mcast_filter[4];
 	/* MII transceiver section. */
-	int mii_cnt;						/* MII device addresses. */
-	u16 advertising;					/* NWay media advertisement */
+	struct mii_if_info mii_if;
+	int mii_preamble_required;
 	unsigned char phys[MII_CNT];		/* MII device addresses, only first one used. */
 	struct pci_dev *pci_dev;
 };
@@ -459,6 +466,7 @@ struct netdev_private {
 			IntrDrvRqst | IntrTxDone | StatsMax | \
 			LinkChange)
 
+static int  change_mtu(struct net_device *dev, int new_mtu);
 static int  eeprom_read(long ioaddr, int location);
 static int  mdio_read(struct net_device *dev, int phy_id, int location);
 static void mdio_write(struct net_device *dev, int phy_id, int location, int value);
@@ -479,7 +487,7 @@ static struct net_device_stats *get_stats(struct net_device *dev);
 static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static int  netdev_close(struct net_device *dev);
 
-
+
 
 static int __devinit sundance_probe1 (struct pci_dev *pdev,
 				      const struct pci_device_id *ent)
@@ -521,7 +529,7 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	ioaddr = pci_resource_start(pdev, 0);
 #else
 	ioaddr = pci_resource_start(pdev, 1);
-	ioaddr = (long) ioremap (ioaddr, pci_id_tbl[chip_idx].io_size);
+	ioaddr = (long) ioremap (ioaddr, netdev_io_size);
 	if (!ioaddr)
 		goto err_out_res;
 #endif
@@ -534,9 +542,9 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	dev->irq = irq;
 
 	np = dev->priv;
-	np->chip_id = chip_idx;
-	np->drv_flags = pci_id_tbl[chip_idx].drv_flags;
 	np->pci_dev = pdev;
+	np->chip_id = chip_idx;
+	np->msg_enable = (1 << debug) - 1;
 	spin_lock_init(&np->lock);
 	tasklet_init(&np->rx_tasklet, rx_poll, (unsigned long)dev);
 
@@ -552,6 +560,10 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	np->rx_ring = (struct netdev_desc *)ring_space;
 	np->rx_ring_dma = ring_dma;
 
+	np->mii_if.dev = dev;
+	np->mii_if.mdio_read = mdio_read;
+	np->mii_if.mdio_write = mdio_write;
+
 	/* The chip-specific entries in the device structure. */
 	dev->open = &netdev_open;
 	dev->hard_start_xmit = &start_tx;
@@ -561,11 +573,9 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	dev->do_ioctl = &netdev_ioctl;
 	dev->tx_timeout = &tx_timeout;
 	dev->watchdog_timeo = TX_TIMEOUT;
+	dev->change_mtu = &change_mtu;
 	pci_set_drvdata(pdev, dev);
 
-	if (mtu)
-		dev->mtu = mtu;
-
 	i = register_netdev(dev);
 	if (i)
 		goto err_out_unmap_rx;
@@ -579,21 +589,30 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	if (1) {
 		int phy, phy_idx = 0;
 		np->phys[0] = 1;		/* Default setting */
-		for (phy = 0; phy < 32 && phy_idx < MII_CNT; phy++) {
-			int mii_status = mdio_read(dev, phy, 1);
+		np->mii_preamble_required++;
+		for (phy = 1; phy < 32 && phy_idx < MII_CNT; phy++) {
+			int mii_status = mdio_read(dev, phy, MII_BMSR);
 			if (mii_status != 0xffff  &&  mii_status != 0x0000) {
 				np->phys[phy_idx++] = phy;
-				np->advertising = mdio_read(dev, phy, 4);
+				np->mii_if.advertising = mdio_read(dev, phy, MII_ADVERTISE);
+				if ((mii_status & 0x0040) == 0)
+					np->mii_preamble_required++;
 				printk(KERN_INFO "%s: MII PHY found at address %d, status "
 					   "0x%4.4x advertising %4.4x.\n",
-					   dev->name, phy, mii_status, np->advertising);
+					   dev->name, phy, mii_status, np->mii_if.advertising);
 			}
 		}
-		np->mii_cnt = phy_idx;
-		if (phy_idx == 0)
-			printk(KERN_INFO "%s: No MII transceiver found!, ASIC status %x\n",
+		np->mii_preamble_required--;
+
+		if (phy_idx == 0) {
+			printk(KERN_INFO "%s: No MII transceiver found, aborting.  ASIC status %x\n",
 				   dev->name, readl(ioaddr + ASICCtrl));
+			goto err_out_unregister;
 		}
+
+		np->mii_if.phy_id = np->phys[0];
+	}
+
 	/* Parse override configuration */
 	np->an_enable = 1;
 	if (card_idx < MAX_UNITS) {
@@ -602,19 +621,19 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 			if (strcmp (media[card_idx], "100mbps_fd") == 0 ||
 			    strcmp (media[card_idx], "4") == 0) {
 				np->speed = 100;
-				np->full_duplex = 1;
+				np->mii_if.full_duplex = 1;
 			} else if (strcmp (media[card_idx], "100mbps_hd") == 0
 				   || strcmp (media[card_idx], "3") == 0) {
 				np->speed = 100;
-				np->full_duplex = 0;
+				np->mii_if.full_duplex = 0;
 			} else if (strcmp (media[card_idx], "10mbps_fd") == 0 ||
 				   strcmp (media[card_idx], "2") == 0) {
 				np->speed = 10;
-				np->full_duplex = 1;
+				np->mii_if.full_duplex = 1;
 			} else if (strcmp (media[card_idx], "10mbps_hd") == 0 ||
 				   strcmp (media[card_idx], "1") == 0) {
 				np->speed = 10;
-				np->full_duplex = 0;
+				np->mii_if.full_duplex = 0;
 			} else {
 				np->an_enable = 1;
 			}
@@ -632,7 +651,7 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 		/* Default 100Mbps Full */
 		if (np->an_enable) {
 			np->speed = 100;
-			np->full_duplex = 1;
+			np->mii_if.full_duplex = 1;
 			np->an_enable = 0;
 		}
 	}
@@ -644,24 +663,26 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	if (!np->an_enable) {
 		mii_ctl = 0;
 		mii_ctl |= (np->speed == 100) ? BMCR_SPEED100 : 0;
-		mii_ctl |= (np->full_duplex) ? BMCR_FULLDPLX : 0;
+		mii_ctl |= (np->mii_if.full_duplex) ? BMCR_FULLDPLX : 0;
 		mdio_write (dev, np->phys[0], MII_BMCR, mii_ctl);
 		printk (KERN_INFO "Override speed=%d, %s duplex\n",
-			np->speed, np->full_duplex ? "Full" : "Half");
+			np->speed, np->mii_if.full_duplex ? "Full" : "Half");
 
 	}
 
 	/* Perhaps move the reset here? */
 	/* Reset the chip to erase previous misconfiguration. */
-	if (debug > 1)
+	if (netif_msg_hw(np))
 		printk("ASIC Control is %x.\n", readl(ioaddr + ASICCtrl));
 	writew(0x007f, ioaddr + ASICCtrl + 2);
-	if (debug > 1)
+	if (netif_msg_hw(np))
 		printk("ASIC Control is now %x.\n", readl(ioaddr + ASICCtrl));
 
 	card_idx++;
 	return 0;
 
+err_out_unregister:
+	unregister_netdev(dev);
 err_out_unmap_rx:
         pci_free_consistent(pdev, RX_TOTAL_SIZE, np->rx_ring, np->rx_ring_dma);
 err_out_unmap_tx:
@@ -678,7 +699,16 @@ static int __devinit sundance_probe1 (struct pci_dev *pdev,
 	return -ENODEV;
 }
 
-
+static int change_mtu(struct net_device *dev, int new_mtu)
+{
+	if ((new_mtu < 68) || (new_mtu > 8191)) /* Set by RxDMAFrameLen */
+		return -EINVAL;
+	if (netif_running(dev))
+		return -EBUSY;
+	dev->mtu = new_mtu;
+	return 0;
+}
+
 /* Read the EEPROM and MII Management Data I/O (MDIO) interfaces. */
 static int __devinit eeprom_read(long ioaddr, int location)
 {
@@ -701,11 +731,6 @@ static int __devinit eeprom_read(long ioaddr, int location)
 	met by back-to-back 33Mhz PCI cycles. */
 #define mdio_delay() readb(mdio_addr)
 
-/* Set iff a MII transceiver on any interface requires mdio preamble.
-   This only set with older tranceivers, so the extra
-   code size of a per-interface flag is not worthwhile. */
-static const char mii_preamble_required = 1;
-
 enum mii_reg_bits {
 	MDIO_ShiftClk=0x0001, MDIO_Data=0x0002, MDIO_EnbOutput=0x0004,
 };
@@ -730,11 +755,12 @@ static void mdio_sync(long mdio_addr)
 
 static int mdio_read(struct net_device *dev, int phy_id, int location)
 {
+	struct netdev_private *np = dev->priv;
 	long mdio_addr = dev->base_addr + MIICtrl;
 	int mii_cmd = (0xf6 << 10) | (phy_id << 5) | location;
 	int i, retval = 0;
 
-	if (mii_preamble_required)
+	if (np->mii_preamble_required)
 		mdio_sync(mdio_addr);
 
 	/* Shift the read command bits out. */
@@ -759,11 +785,12 @@ static int mdio_read(struct net_device *dev, int phy_id, int location)
 
 static void mdio_write(struct net_device *dev, int phy_id, int location, int value)
 {
+	struct netdev_private *np = dev->priv;
 	long mdio_addr = dev->base_addr + MIICtrl;
 	int mii_cmd = (0x5002 << 16) | (phy_id << 23) | (location<<18) | value;
 	int i;
 
-	if (mii_preamble_required)
+	if (np->mii_preamble_required)
 		mdio_sync(mdio_addr);
 
 	/* Shift the command bits out. */
@@ -797,7 +824,7 @@ static int netdev_open(struct net_device *dev)
 	if (i)
 		return i;
 
-	if (debug > 1)
+	if (netif_msg_ifup(np))
 		printk(KERN_DEBUG "%s: netdev_open() irq %d.\n",
 			   dev->name, dev->irq);
 
@@ -810,6 +837,10 @@ static int netdev_open(struct net_device *dev)
 		writeb(dev->dev_addr[i], ioaddr + StationAddr + i);
 
 	/* Initialize other registers. */
+	writew(dev->mtu + 14, ioaddr + MaxFrameSize);
+	if (dev->mtu > 2047)
+		writel(readl(ioaddr + ASICCtrl) | 0x0C, ioaddr + ASICCtrl);
+
 	/* Configure the PCI bus bursts and FIFO thresholds. */
 
 	if (dev->if_port == 0)
@@ -827,7 +858,7 @@ static int netdev_open(struct net_device *dev)
 
 	writew(StatsEnable | RxEnable | TxEnable, ioaddr + MACCtrl1);
 
-	if (debug > 2)
+	if (netif_msg_ifup(np))
 		printk(KERN_DEBUG "%s: Done netdev_open(), status: Rx %x Tx %x "
 			   "MAC Control %x, %4.4x %4.4x.\n",
 			   dev->name, readl(ioaddr + RxStatus), readb(ioaddr + TxStatus),
@@ -852,21 +883,22 @@ static void check_duplex(struct net_device *dev)
 	struct netdev_private *np = dev->priv;
 	long ioaddr = dev->base_addr;
 	int mii_lpa = mdio_read(dev, np->phys[0], MII_LPA);
-	int negotiated = mii_lpa & np->advertising;
+	int negotiated = mii_lpa & np->mii_if.advertising;
 	int duplex;
 
 	/* Force media */
 	if (!np->an_enable || mii_lpa == 0xffff) {
-		if (np->full_duplex)
+		if (np->mii_if.full_duplex)
 			writew (readw (ioaddr + MACCtrl0) | EnbFullDuplex,
 				ioaddr + MACCtrl0);
 		return;
 	}
+
 	/* Autonegotiation */
 	duplex = (negotiated & 0x0100) || (negotiated & 0x01C0) == 0x0040;
-	if (np->full_duplex != duplex) {
-		np->full_duplex = duplex;
-		if (debug)
+	if (np->mii_if.full_duplex != duplex) {
+		np->mii_if.full_duplex = duplex;
+		if (netif_msg_link(np))
 			printk(KERN_INFO "%s: Setting %s-duplex based on MII #%d "
 				   "negotiated capability %4.4x.\n", dev->name,
 				   duplex ? "full" : "half", np->phys[0], negotiated);
@@ -881,7 +913,7 @@ static void netdev_timer(unsigned long data)
 	long ioaddr = dev->base_addr;
 	int next_tick = 10*HZ;
 
-	if (debug > 3) {
+	if (netif_msg_timer(np)) {
 		printk(KERN_DEBUG "%s: Media selection timer tick, intr status %4.4x, "
 			   "Tx %x Rx %x.\n",
 			   dev->name, readw(ioaddr + IntrEnable),
@@ -941,7 +973,7 @@ static void init_ring(struct net_device *dev)
 	np->cur_rx = np->cur_tx = 0;
 	np->dirty_rx = np->dirty_tx = 0;
 
-	np->rx_buf_sz = (dev->mtu <= 1500 ? PKT_BUF_SZ : dev->mtu + 32);
+	np->rx_buf_sz = (dev->mtu <= 1500 ? PKT_BUF_SZ : dev->mtu + 36);
 
 	/* Initialize all Rx descriptors. */
 	for (i = 0; i < RX_RING_SIZE; i++) {
@@ -977,7 +1009,7 @@ static void init_ring(struct net_device *dev)
 static int
 start_tx (struct sk_buff *skb, struct net_device *dev)
 {
-	struct netdev_private *np = (struct netdev_private *) dev->priv;
+	struct netdev_private *np = dev->priv;
 	struct netdev_desc *txdesc;
 	unsigned entry;
 	long ioaddr = dev->base_addr;
@@ -1022,7 +1054,7 @@ start_tx (struct sk_buff *skb, struct net_device *dev)
 
 	dev->trans_start = jiffies;
 
-	if (debug > 4) {
+	if (netif_msg_tx_queued(np)) {
 		printk (KERN_DEBUG
 			"%s: Transmit frame #%d queued in slot %d.\n",
 			dev->name, np->cur_tx, entry);
@@ -1085,7 +1117,7 @@ static void intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
 		int intr_status = readw(ioaddr + IntrStatus);
 		writew(intr_status, ioaddr + IntrStatus);
 
-		if (debug > 4)
+		if (netif_msg_intr(np))
 			printk(KERN_DEBUG "%s: Interrupt, status %4.4x.\n",
 				   dev->name, intr_status);
 
@@ -1104,7 +1136,7 @@ static void intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
 			int boguscnt = 32;
 			int tx_status = readw (ioaddr + TxStatus);
 			while (tx_status & 0x80) {
-				if (debug > 4)
+				if (netif_msg_tx_done(np))
 					printk
 					    ("%s: Transmit status is %2.2x.\n",
 					     dev->name, tx_status);
@@ -1160,14 +1192,14 @@ static void intr_handler(int irq, void *dev_instance, struct pt_regs *rgs)
 			netdev_error(dev, intr_status);
 		if (--boguscnt < 0) {
 			get_stats(dev);
-			if (debug > 1) 
+			if (netif_msg_hw(np))
 				printk(KERN_WARNING "%s: Too much work at interrupt, "
 				   "status=0x%4.4x / 0x%4.4x.\n",
 				   dev->name, intr_status, readw(ioaddr + IntrClear));
 			break;
 		}
 	} while (1);
-	if (debug > 3)
+	if (netif_msg_intr(np))
 		printk(KERN_DEBUG "%s: exiting interrupt, status=%#4.4x.\n",
 			   dev->name, readw(ioaddr + IntrStatus));
 	if (np->cur_tx - np->dirty_tx > 0 && tx_coalesce > 1)
@@ -1196,7 +1228,7 @@ static void rx_poll(unsigned long data)
 		if (!(desc->status & DescOwn))
 			break;
 		pkt_len = frame_status & 0x1fff;	/* Chip omits the CRC. */
-		if (debug > 4)
+		if (netif_msg_rx_status(np))
 			printk(KERN_DEBUG "  netdev_rx() status was %8.8x.\n",
 				   frame_status);
 		pci_dma_sync_single(np->pci_dev, desc->frag[0].addr,
@@ -1204,7 +1236,7 @@ static void rx_poll(unsigned long data)
 
 		if (frame_status & 0x001f4000) {
 			/* There was a error. */
-			if (debug > 2)
+			if (netif_msg_rx_err(np))
 				printk(KERN_DEBUG "  netdev_rx() Rx error was %8.8x.\n",
 					   frame_status);
 			np->stats.rx_errors++;
@@ -1220,7 +1252,7 @@ static void rx_poll(unsigned long data)
 		} else {
 			struct sk_buff *skb;
 #ifndef final_version
-			if (debug > 4)
+			if (netif_msg_rx_status(np))
 				printk(KERN_DEBUG "  netdev_rx() normal Rx pkt length %d"
 					   ", bogus_cnt %d.\n",
 					   pkt_len, boguscnt);
@@ -1421,12 +1453,12 @@ static int netdev_ethtool_ioctl(struct net_device *dev, void *useraddr)
 {
 	struct netdev_private *np = dev->priv;
 	u32 ethcmd;
-	long ioaddr = dev->base_addr;
 
 	if (copy_from_user(&ethcmd, useraddr, sizeof(ethcmd)))
 		return -EFAULT;
 
         switch (ethcmd) {
+		/* get constant driver settings/info */
         	case ETHTOOL_GDRVINFO: {
 			struct ethtool_drvinfo info = {ETHTOOL_GDRVINFO};
 			strcpy(info.driver, DRV_NAME);
@@ -1437,116 +1469,60 @@ static int netdev_ethtool_ioctl(struct net_device *dev, void *useraddr)
 				return -EFAULT;
 			return 0;
 		}
-		case ETHTOOL_GSET: {
-			struct ethtool_cmd cmd = { ETHTOOL_GSET };
-			if (readl (ioaddr + ASICCtrl) & 0x80) {
-				/* fiber device */
-				cmd.supported = SUPPORTED_Autoneg | 
-							SUPPORTED_FIBRE;
-				cmd.advertising= ADVERTISED_Autoneg |
-							ADVERTISED_FIBRE;
-				cmd.port = PORT_FIBRE;
-				cmd.transceiver = XCVR_INTERNAL;	
-			} else {
-				/* copper device */
-				cmd.supported = SUPPORTED_10baseT_Half | 
-					SUPPORTED_10baseT_Full |
-				       	SUPPORTED_100baseT_Half	|
-				       	SUPPORTED_100baseT_Full | 
-					SUPPORTED_Autoneg | 
-					SUPPORTED_MII;
-				cmd.advertising = ADVERTISED_10baseT_Half |
-						ADVERTISED_10baseT_Full |
-				       		ADVERTISED_100baseT_Half |
-						ADVERTISED_100baseT_Full | 
-						ADVERTISED_Autoneg |
-				       		ADVERTISED_MII;
-				cmd.port = PORT_MII;
-				cmd.transceiver = XCVR_INTERNAL;
-			}
-			if (readb(ioaddr + MIICtrl) & 0x80) {
-				cmd.speed = np->speed;
-				cmd.duplex = np->full_duplex ? 
-						    DUPLEX_FULL : DUPLEX_HALF;
-			} else {
-				cmd.speed = -1;
-				cmd.duplex = -1;
-			}
-			if ( np->an_enable)
-				cmd.autoneg = AUTONEG_ENABLE;
-			else
-				cmd.autoneg = AUTONEG_DISABLE;
 
-			cmd.phy_address = np->phys[0];
-
-			if (copy_to_user(useraddr, &cmd,
-					sizeof(cmd)))
+		/* get media settings */
+		case ETHTOOL_GSET: {
+			struct ethtool_cmd ecmd = { ETHTOOL_GSET };
+			spin_lock_irq(&np->lock);
+			mii_ethtool_gset(&np->mii_if, &ecmd);
+			spin_unlock_irq(&np->lock);
+			if (copy_to_user(useraddr, &ecmd, sizeof(ecmd)))
 				return -EFAULT;
 			return 0;
 		}
+		/* set media settings */
 		case ETHTOOL_SSET: {
-			struct ethtool_cmd cmd;
-			if (copy_from_user(&cmd, useraddr, sizeof(cmd)))
+			int r;
+			struct ethtool_cmd ecmd;
+			if (copy_from_user(&ecmd, useraddr, sizeof(ecmd)))
 				return -EFAULT;
-			netif_carrier_off(dev);
-			if (cmd.autoneg == AUTONEG_ENABLE) {
-				if (np->an_enable)
-					return 0;
-				else {
-					np->an_enable = 1;
-					/* Reset PHY */
-					mdio_write (dev, np->phys[0], MII_BMCR,
-						       		BMCR_RESET);
-					mdelay (300);
-					/* Start auto negotiation */
-					mdio_write (dev, np->phys[0], MII_BMCR,
-					      	BMCR_ANENABLE|BMCR_ANRESTART);
-					return 0;	
+			spin_lock_irq(&np->lock);
+			r = mii_ethtool_sset(&np->mii_if, &ecmd);
+			spin_unlock_irq(&np->lock);
+			return r;
 		}
-			} else {
-				/* Reset PHY */
-				mdio_write (dev, np->phys[0], MII_BMCR, 
-								BMCR_RESET);
-				mdelay (300);
-				np->an_enable = 0;
-				switch(cmd.speed + cmd.duplex){
 
-					case SPEED_10 + DUPLEX_HALF:
-						np->speed = 10;
-						np->full_duplex = 0;
-						break;
-					case SPEED_10 + DUPLEX_FULL:
-						np->speed = 10;
-						np->full_duplex = 1;
-						break;
-					case SPEED_100 + DUPLEX_HALF:
-						np->speed = 100;
-						np->full_duplex = 0;
-						break;
-					case SPEED_100 + DUPLEX_FULL:
-						np->speed = 100;
-						np->full_duplex = 1;
-						break;
-				
-				default:
-					return -EINVAL;	
+		/* restart autonegotiation */
+		case ETHTOOL_NWAY_RST: {
+			return mii_nway_restart(&np->mii_if);
 		}
-		mdio_write (dev, np->phys[0], MII_BMCR,
-				((np->speed == 100) ? BMCR_SPEED100 : 0) | 
-				((np->full_duplex) ? BMCR_FULLDPLX : 0) );
 
+		/* get link status */
+		case ETHTOOL_GLINK: {
+			struct ethtool_value edata = {ETHTOOL_GLINK};
+			edata.data = mii_link_ok(&np->mii_if);
+			if (copy_to_user(useraddr, &edata, sizeof(edata)))
+				return -EFAULT;
+			return 0;
 		}
+
+		/* get message-level */
+		case ETHTOOL_GMSGLVL: {
+			struct ethtool_value edata = {ETHTOOL_GMSGLVL};
+			edata.data = np->msg_enable;
+			if (copy_to_user(useraddr, &edata, sizeof(edata)))
+				return -EFAULT;
 			return 0;
 		}
-#ifdef	ETHTOOL_GLINK
-		case ETHTOOL_GLINK:{
-		struct ethtool_value link = { ETHTOOL_GLINK };
-		link.data = readb(ioaddr + MIICtrl) & 0x80;
-		if (copy_to_user(useraddr, &link, sizeof(link)))
+		/* set message-level */
+		case ETHTOOL_SMSGLVL: {
+			struct ethtool_value edata;
+			if (copy_from_user(&edata, useraddr, sizeof(edata)))
 				return -EFAULT;
+			np->msg_enable = edata.data;
 			return 0;
 		}
-#endif
+
 		default:
 		return -EOPNOTSUPP;
 
@@ -1587,7 +1563,7 @@ static int netdev_close(struct net_device *dev)
 
 	netif_stop_queue(dev);
 
-	if (debug > 1) {
+	if (netif_msg_ifdown(np)) {
 		printk(KERN_DEBUG "%s: Shutting down ethercard, status was Tx %2.2x "
 			   "Rx %4.4x Int %2.2x.\n",
 			   dev->name, readb(ioaddr + TxStatus),
@@ -1603,7 +1579,7 @@ static int netdev_close(struct net_device *dev)
 	writew(TxDisable | RxDisable | StatsDisable, ioaddr + MACCtrl1);
 
 #ifdef __i386__
-	if (debug > 2) {
+	if (netif_msg_hw(np)) {
 		printk("\n"KERN_DEBUG"  Tx ring at %8.8x:\n",
 			   (int)(np->tx_ring_dma));
 		for (i = 0; i < TX_RING_SIZE; i++)