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epic100: stop using net_device.{base_addr, irq} and convert to __iomem.
Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
This commit is contained in:
Francois Romieu
parent
3acf4b5cde
commit
aae9bc302d
@ -146,6 +146,12 @@ enum chip_capability_flags { MII_PWRDWN=1, TYPE2_INTR=2, NO_MII=4 };
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#define EPIC_TOTAL_SIZE 0x100
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#define USE_IO_OPS 1
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#ifdef USE_IO_OPS
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#define EPIC_BAR 0
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#else
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#define EPIC_BAR 1
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#endif
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typedef enum {
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SMSC_83C170_0,
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SMSC_83C170,
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@ -176,21 +182,11 @@ static DEFINE_PCI_DEVICE_TABLE(epic_pci_tbl) = {
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};
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MODULE_DEVICE_TABLE (pci, epic_pci_tbl);
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#ifndef USE_IO_OPS
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#undef inb
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#undef inw
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#undef inl
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#undef outb
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#undef outw
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#undef outl
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#define inb readb
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#define inw readw
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#define inl readl
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#define outb writeb
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#define outw writew
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#define outl writel
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#endif
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#define ew16(reg, val) iowrite16(val, ioaddr + (reg))
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#define ew32(reg, val) iowrite32(val, ioaddr + (reg))
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#define er8(reg) ioread8(ioaddr + (reg))
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#define er16(reg) ioread16(ioaddr + (reg))
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#define er32(reg) ioread32(ioaddr + (reg))
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/* Offsets to registers, using the (ugh) SMC names. */
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enum epic_registers {
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@ -275,6 +271,7 @@ struct epic_private {
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u32 irq_mask;
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unsigned int rx_buf_sz; /* Based on MTU+slack. */
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void __iomem *ioaddr;
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struct pci_dev *pci_dev; /* PCI bus location. */
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int chip_id, chip_flags;
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@ -290,7 +287,7 @@ struct epic_private {
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};
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static int epic_open(struct net_device *dev);
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static int read_eeprom(long ioaddr, int location);
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static int read_eeprom(struct epic_private *, int);
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static int mdio_read(struct net_device *dev, int phy_id, int location);
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static void mdio_write(struct net_device *dev, int phy_id, int loc, int val);
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static void epic_restart(struct net_device *dev);
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@ -321,11 +318,11 @@ static const struct net_device_ops epic_netdev_ops = {
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.ndo_validate_addr = eth_validate_addr,
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};
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static int __devinit epic_init_one (struct pci_dev *pdev,
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const struct pci_device_id *ent)
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static int __devinit epic_init_one(struct pci_dev *pdev,
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const struct pci_device_id *ent)
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{
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static int card_idx = -1;
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long ioaddr;
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void __iomem *ioaddr;
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int chip_idx = (int) ent->driver_data;
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int irq;
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struct net_device *dev;
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@ -368,19 +365,15 @@ static int __devinit epic_init_one (struct pci_dev *pdev,
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SET_NETDEV_DEV(dev, &pdev->dev);
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#ifdef USE_IO_OPS
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ioaddr = pci_resource_start (pdev, 0);
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#else
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ioaddr = pci_resource_start (pdev, 1);
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ioaddr = (long) pci_ioremap_bar(pdev, 1);
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ioaddr = pci_iomap(pdev, EPIC_BAR, 0);
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if (!ioaddr) {
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dev_err(&pdev->dev, "ioremap failed\n");
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goto err_out_free_netdev;
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}
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#endif
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pci_set_drvdata(pdev, dev);
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ep = netdev_priv(dev);
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ep->ioaddr = ioaddr;
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ep->mii.dev = dev;
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ep->mii.mdio_read = mdio_read;
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ep->mii.mdio_write = mdio_write;
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@ -409,34 +402,31 @@ static int __devinit epic_init_one (struct pci_dev *pdev,
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duplex = full_duplex[card_idx];
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}
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dev->base_addr = ioaddr;
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dev->irq = irq;
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spin_lock_init(&ep->lock);
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spin_lock_init(&ep->napi_lock);
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ep->reschedule_in_poll = 0;
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/* Bring the chip out of low-power mode. */
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outl(0x4200, ioaddr + GENCTL);
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ew32(GENCTL, 0x4200);
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/* Magic?! If we don't set this bit the MII interface won't work. */
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/* This magic is documented in SMSC app note 7.15 */
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for (i = 16; i > 0; i--)
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outl(0x0008, ioaddr + TEST1);
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ew32(TEST1, 0x0008);
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/* Turn on the MII transceiver. */
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outl(0x12, ioaddr + MIICfg);
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ew32(MIICfg, 0x12);
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if (chip_idx == 1)
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outl((inl(ioaddr + NVCTL) & ~0x003C) | 0x4800, ioaddr + NVCTL);
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outl(0x0200, ioaddr + GENCTL);
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ew32(NVCTL, (er32(NVCTL) & ~0x003c) | 0x4800);
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ew32(GENCTL, 0x0200);
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/* Note: the '175 does not have a serial EEPROM. */
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for (i = 0; i < 3; i++)
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((__le16 *)dev->dev_addr)[i] = cpu_to_le16(inw(ioaddr + LAN0 + i*4));
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((__le16 *)dev->dev_addr)[i] = cpu_to_le16(er16(LAN0 + i*4));
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if (debug > 2) {
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dev_printk(KERN_DEBUG, &pdev->dev, "EEPROM contents:\n");
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for (i = 0; i < 64; i++)
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printk(" %4.4x%s", read_eeprom(ioaddr, i),
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printk(" %4.4x%s", read_eeprom(ep, i),
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i % 16 == 15 ? "\n" : "");
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}
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@ -481,8 +471,8 @@ static int __devinit epic_init_one (struct pci_dev *pdev,
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/* Turn off the MII xcvr (175 only!), leave the chip in low-power mode. */
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if (ep->chip_flags & MII_PWRDWN)
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outl(inl(ioaddr + NVCTL) & ~0x483C, ioaddr + NVCTL);
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outl(0x0008, ioaddr + GENCTL);
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ew32(NVCTL, er32(NVCTL) & ~0x483c);
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ew32(GENCTL, 0x0008);
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/* The lower four bits are the media type. */
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if (duplex) {
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@ -501,8 +491,9 @@ static int __devinit epic_init_one (struct pci_dev *pdev,
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if (ret < 0)
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goto err_out_unmap_rx;
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printk(KERN_INFO "%s: %s at %#lx, IRQ %d, %pM\n",
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dev->name, pci_id_tbl[chip_idx].name, ioaddr, dev->irq,
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printk(KERN_INFO "%s: %s at %lx, IRQ %d, %pM\n",
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dev->name, pci_id_tbl[chip_idx].name,
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(long)pci_resource_start(pdev, EPIC_BAR), pdev->irq,
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dev->dev_addr);
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out:
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@ -513,10 +504,8 @@ err_out_unmap_rx:
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err_out_unmap_tx:
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pci_free_consistent(pdev, TX_TOTAL_SIZE, ep->tx_ring, ep->tx_ring_dma);
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err_out_iounmap:
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#ifndef USE_IO_OPS
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iounmap(ioaddr);
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pci_iounmap(pdev, ioaddr);
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err_out_free_netdev:
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#endif
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free_netdev(dev);
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err_out_free_res:
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pci_release_regions(pdev);
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@ -540,7 +529,7 @@ err_out_disable:
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This serves to flush the operation to the PCI bus.
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*/
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#define eeprom_delay() inl(ee_addr)
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#define eeprom_delay() er32(EECTL)
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/* The EEPROM commands include the alway-set leading bit. */
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#define EE_WRITE_CMD (5 << 6)
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@ -550,67 +539,67 @@ err_out_disable:
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static void epic_disable_int(struct net_device *dev, struct epic_private *ep)
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{
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long ioaddr = dev->base_addr;
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void __iomem *ioaddr = ep->ioaddr;
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outl(0x00000000, ioaddr + INTMASK);
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ew32(INTMASK, 0x00000000);
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}
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static inline void __epic_pci_commit(long ioaddr)
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static inline void __epic_pci_commit(void __iomem *ioaddr)
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{
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#ifndef USE_IO_OPS
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inl(ioaddr + INTMASK);
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er32(INTMASK);
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#endif
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}
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static inline void epic_napi_irq_off(struct net_device *dev,
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struct epic_private *ep)
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{
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long ioaddr = dev->base_addr;
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void __iomem *ioaddr = ep->ioaddr;
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outl(ep->irq_mask & ~EpicNapiEvent, ioaddr + INTMASK);
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ew32(INTMASK, ep->irq_mask & ~EpicNapiEvent);
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__epic_pci_commit(ioaddr);
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}
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static inline void epic_napi_irq_on(struct net_device *dev,
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struct epic_private *ep)
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{
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long ioaddr = dev->base_addr;
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void __iomem *ioaddr = ep->ioaddr;
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/* No need to commit possible posted write */
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outl(ep->irq_mask | EpicNapiEvent, ioaddr + INTMASK);
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ew32(INTMASK, ep->irq_mask | EpicNapiEvent);
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}
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static int __devinit read_eeprom(long ioaddr, int location)
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static int __devinit read_eeprom(struct epic_private *ep, int location)
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{
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void __iomem *ioaddr = ep->ioaddr;
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int i;
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int retval = 0;
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long ee_addr = ioaddr + EECTL;
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int read_cmd = location |
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(inl(ee_addr) & 0x40 ? EE_READ64_CMD : EE_READ256_CMD);
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(er32(EECTL) & 0x40 ? EE_READ64_CMD : EE_READ256_CMD);
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outl(EE_ENB & ~EE_CS, ee_addr);
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outl(EE_ENB, ee_addr);
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ew32(EECTL, EE_ENB & ~EE_CS);
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ew32(EECTL, EE_ENB);
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/* Shift the read command bits out. */
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for (i = 12; i >= 0; i--) {
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short dataval = (read_cmd & (1 << i)) ? EE_WRITE_1 : EE_WRITE_0;
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outl(EE_ENB | dataval, ee_addr);
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ew32(EECTL, EE_ENB | dataval);
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eeprom_delay();
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outl(EE_ENB | dataval | EE_SHIFT_CLK, ee_addr);
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ew32(EECTL, EE_ENB | dataval | EE_SHIFT_CLK);
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eeprom_delay();
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}
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outl(EE_ENB, ee_addr);
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ew32(EECTL, EE_ENB);
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for (i = 16; i > 0; i--) {
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outl(EE_ENB | EE_SHIFT_CLK, ee_addr);
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ew32(EECTL, EE_ENB | EE_SHIFT_CLK);
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eeprom_delay();
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retval = (retval << 1) | ((inl(ee_addr) & EE_DATA_READ) ? 1 : 0);
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outl(EE_ENB, ee_addr);
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retval = (retval << 1) | ((er32(EECTL) & EE_DATA_READ) ? 1 : 0);
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ew32(EECTL, EE_ENB);
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eeprom_delay();
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}
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/* Terminate the EEPROM access. */
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outl(EE_ENB & ~EE_CS, ee_addr);
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ew32(EECTL, EE_ENB & ~EE_CS);
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return retval;
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}
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@ -618,22 +607,23 @@ static int __devinit read_eeprom(long ioaddr, int location)
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#define MII_WRITEOP 2
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static int mdio_read(struct net_device *dev, int phy_id, int location)
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{
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long ioaddr = dev->base_addr;
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struct epic_private *ep = netdev_priv(dev);
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void __iomem *ioaddr = ep->ioaddr;
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int read_cmd = (phy_id << 9) | (location << 4) | MII_READOP;
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int i;
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outl(read_cmd, ioaddr + MIICtrl);
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ew32(MIICtrl, read_cmd);
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/* Typical operation takes 25 loops. */
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for (i = 400; i > 0; i--) {
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barrier();
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if ((inl(ioaddr + MIICtrl) & MII_READOP) == 0) {
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if ((er32(MIICtrl) & MII_READOP) == 0) {
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/* Work around read failure bug. */
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if (phy_id == 1 && location < 6 &&
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inw(ioaddr + MIIData) == 0xffff) {
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outl(read_cmd, ioaddr + MIICtrl);
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er16(MIIData) == 0xffff) {
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ew32(MIICtrl, read_cmd);
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continue;
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}
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return inw(ioaddr + MIIData);
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return er16(MIIData);
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}
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}
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return 0xffff;
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@ -641,14 +631,15 @@ static int mdio_read(struct net_device *dev, int phy_id, int location)
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static void mdio_write(struct net_device *dev, int phy_id, int loc, int value)
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{
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long ioaddr = dev->base_addr;
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struct epic_private *ep = netdev_priv(dev);
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void __iomem *ioaddr = ep->ioaddr;
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int i;
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outw(value, ioaddr + MIIData);
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outl((phy_id << 9) | (loc << 4) | MII_WRITEOP, ioaddr + MIICtrl);
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ew16(MIIData, value);
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ew32(MIICtrl, (phy_id << 9) | (loc << 4) | MII_WRITEOP);
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for (i = 10000; i > 0; i--) {
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barrier();
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if ((inl(ioaddr + MIICtrl) & MII_WRITEOP) == 0)
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if ((er32(MIICtrl) & MII_WRITEOP) == 0)
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break;
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}
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}
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@ -657,25 +648,26 @@ static void mdio_write(struct net_device *dev, int phy_id, int loc, int value)
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static int epic_open(struct net_device *dev)
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{
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struct epic_private *ep = netdev_priv(dev);
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long ioaddr = dev->base_addr;
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int i;
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int retval;
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void __iomem *ioaddr = ep->ioaddr;
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const int irq = ep->pci_dev->irq;
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int rc, i;
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/* Soft reset the chip. */
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outl(0x4001, ioaddr + GENCTL);
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ew32(GENCTL, 0x4001);
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napi_enable(&ep->napi);
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if ((retval = request_irq(dev->irq, epic_interrupt, IRQF_SHARED, dev->name, dev))) {
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rc = request_irq(irq, epic_interrupt, IRQF_SHARED, dev->name, dev);
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if (rc) {
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napi_disable(&ep->napi);
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return retval;
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return rc;
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}
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epic_init_ring(dev);
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outl(0x4000, ioaddr + GENCTL);
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ew32(GENCTL, 0x4000);
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/* This magic is documented in SMSC app note 7.15 */
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for (i = 16; i > 0; i--)
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outl(0x0008, ioaddr + TEST1);
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ew32(TEST1, 0x0008);
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/* Pull the chip out of low-power mode, enable interrupts, and set for
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PCI read multiple. The MIIcfg setting and strange write order are
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@ -683,29 +675,29 @@ static int epic_open(struct net_device *dev)
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wiring on the Ositech CardBus card.
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*/
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#if 0
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outl(dev->if_port == 1 ? 0x13 : 0x12, ioaddr + MIICfg);
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ew32(MIICfg, dev->if_port == 1 ? 0x13 : 0x12);
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#endif
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if (ep->chip_flags & MII_PWRDWN)
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outl((inl(ioaddr + NVCTL) & ~0x003C) | 0x4800, ioaddr + NVCTL);
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ew32(NVCTL, (er32(NVCTL) & ~0x003c) | 0x4800);
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/* Tell the chip to byteswap descriptors on big-endian hosts */
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#ifdef __BIG_ENDIAN
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outl(0x4432 | (RX_FIFO_THRESH<<8), ioaddr + GENCTL);
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inl(ioaddr + GENCTL);
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outl(0x0432 | (RX_FIFO_THRESH<<8), ioaddr + GENCTL);
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ew32(GENCTL, 0x4432 | (RX_FIFO_THRESH << 8));
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er32(GENCTL);
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ew32(GENCTL, 0x0432 | (RX_FIFO_THRESH << 8));
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#else
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outl(0x4412 | (RX_FIFO_THRESH<<8), ioaddr + GENCTL);
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inl(ioaddr + GENCTL);
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outl(0x0412 | (RX_FIFO_THRESH<<8), ioaddr + GENCTL);
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ew32(GENCTL, 0x4412 | (RX_FIFO_THRESH << 8));
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er32(GENCTL);
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ew32(GENCTL, 0x0412 | (RX_FIFO_THRESH << 8));
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#endif
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udelay(20); /* Looks like EPII needs that if you want reliable RX init. FIXME: pci posting bug? */
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for (i = 0; i < 3; i++)
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outl(le16_to_cpu(((__le16*)dev->dev_addr)[i]), ioaddr + LAN0 + i*4);
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ew32(LAN0 + i*4, le16_to_cpu(((__le16*)dev->dev_addr)[i]));
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ep->tx_threshold = TX_FIFO_THRESH;
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outl(ep->tx_threshold, ioaddr + TxThresh);
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ew32(TxThresh, ep->tx_threshold);
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if (media2miictl[dev->if_port & 15]) {
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if (ep->mii_phy_cnt)
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@ -731,26 +723,27 @@ static int epic_open(struct net_device *dev)
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}
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}
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outl(ep->mii.full_duplex ? 0x7F : 0x79, ioaddr + TxCtrl);
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outl(ep->rx_ring_dma, ioaddr + PRxCDAR);
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outl(ep->tx_ring_dma, ioaddr + PTxCDAR);
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ew32(TxCtrl, ep->mii.full_duplex ? 0x7f : 0x79);
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ew32(PRxCDAR, ep->rx_ring_dma);
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ew32(PTxCDAR, ep->tx_ring_dma);
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/* Start the chip's Rx process. */
|
||||
set_rx_mode(dev);
|
||||
outl(StartRx | RxQueued, ioaddr + COMMAND);
|
||||
ew32(COMMAND, StartRx | RxQueued);
|
||||
|
||||
netif_start_queue(dev);
|
||||
|
||||
/* Enable interrupts by setting the interrupt mask. */
|
||||
outl((ep->chip_flags & TYPE2_INTR ? PCIBusErr175 : PCIBusErr170)
|
||||
| CntFull | TxUnderrun
|
||||
| RxError | RxHeader | EpicNapiEvent, ioaddr + INTMASK);
|
||||
ew32(INTMASK, RxError | RxHeader | EpicNapiEvent | CntFull |
|
||||
((ep->chip_flags & TYPE2_INTR) ? PCIBusErr175 : PCIBusErr170) |
|
||||
TxUnderrun);
|
||||
|
||||
if (debug > 1)
|
||||
printk(KERN_DEBUG "%s: epic_open() ioaddr %lx IRQ %d status %4.4x "
|
||||
"%s-duplex.\n",
|
||||
dev->name, ioaddr, dev->irq, (int)inl(ioaddr + GENCTL),
|
||||
ep->mii.full_duplex ? "full" : "half");
|
||||
if (debug > 1) {
|
||||
printk(KERN_DEBUG "%s: epic_open() ioaddr %p IRQ %d "
|
||||
"status %4.4x %s-duplex.\n",
|
||||
dev->name, ioaddr, irq, er32(GENCTL),
|
||||
ep->mii.full_duplex ? "full" : "half");
|
||||
}
|
||||
|
||||
/* Set the timer to switch to check for link beat and perhaps switch
|
||||
to an alternate media type. */
|
||||
@ -760,27 +753,29 @@ static int epic_open(struct net_device *dev)
|
||||
ep->timer.function = epic_timer; /* timer handler */
|
||||
add_timer(&ep->timer);
|
||||
|
||||
return 0;
|
||||
return rc;
|
||||
}
|
||||
|
||||
/* Reset the chip to recover from a PCI transaction error.
|
||||
This may occur at interrupt time. */
|
||||
static void epic_pause(struct net_device *dev)
|
||||
{
|
||||
long ioaddr = dev->base_addr;
|
||||
struct net_device_stats *stats = &dev->stats;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
netif_stop_queue (dev);
|
||||
|
||||
/* Disable interrupts by clearing the interrupt mask. */
|
||||
outl(0x00000000, ioaddr + INTMASK);
|
||||
ew32(INTMASK, 0x00000000);
|
||||
/* Stop the chip's Tx and Rx DMA processes. */
|
||||
outw(StopRx | StopTxDMA | StopRxDMA, ioaddr + COMMAND);
|
||||
ew16(COMMAND, StopRx | StopTxDMA | StopRxDMA);
|
||||
|
||||
/* Update the error counts. */
|
||||
if (inw(ioaddr + COMMAND) != 0xffff) {
|
||||
dev->stats.rx_missed_errors += inb(ioaddr + MPCNT);
|
||||
dev->stats.rx_frame_errors += inb(ioaddr + ALICNT);
|
||||
dev->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
|
||||
if (er16(COMMAND) != 0xffff) {
|
||||
stats->rx_missed_errors += er8(MPCNT);
|
||||
stats->rx_frame_errors += er8(ALICNT);
|
||||
stats->rx_crc_errors += er8(CRCCNT);
|
||||
}
|
||||
|
||||
/* Remove the packets on the Rx queue. */
|
||||
@ -789,12 +784,12 @@ static void epic_pause(struct net_device *dev)
|
||||
|
||||
static void epic_restart(struct net_device *dev)
|
||||
{
|
||||
long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
int i;
|
||||
|
||||
/* Soft reset the chip. */
|
||||
outl(0x4001, ioaddr + GENCTL);
|
||||
ew32(GENCTL, 0x4001);
|
||||
|
||||
printk(KERN_DEBUG "%s: Restarting the EPIC chip, Rx %d/%d Tx %d/%d.\n",
|
||||
dev->name, ep->cur_rx, ep->dirty_rx, ep->dirty_tx, ep->cur_tx);
|
||||
@ -802,47 +797,46 @@ static void epic_restart(struct net_device *dev)
|
||||
|
||||
/* This magic is documented in SMSC app note 7.15 */
|
||||
for (i = 16; i > 0; i--)
|
||||
outl(0x0008, ioaddr + TEST1);
|
||||
ew32(TEST1, 0x0008);
|
||||
|
||||
#ifdef __BIG_ENDIAN
|
||||
outl(0x0432 | (RX_FIFO_THRESH<<8), ioaddr + GENCTL);
|
||||
ew32(GENCTL, 0x0432 | (RX_FIFO_THRESH << 8));
|
||||
#else
|
||||
outl(0x0412 | (RX_FIFO_THRESH<<8), ioaddr + GENCTL);
|
||||
ew32(GENCTL, 0x0412 | (RX_FIFO_THRESH << 8));
|
||||
#endif
|
||||
outl(dev->if_port == 1 ? 0x13 : 0x12, ioaddr + MIICfg);
|
||||
ew32(MIICfg, dev->if_port == 1 ? 0x13 : 0x12);
|
||||
if (ep->chip_flags & MII_PWRDWN)
|
||||
outl((inl(ioaddr + NVCTL) & ~0x003C) | 0x4800, ioaddr + NVCTL);
|
||||
ew32(NVCTL, (er32(NVCTL) & ~0x003c) | 0x4800);
|
||||
|
||||
for (i = 0; i < 3; i++)
|
||||
outl(le16_to_cpu(((__le16*)dev->dev_addr)[i]), ioaddr + LAN0 + i*4);
|
||||
ew32(LAN0 + i*4, le16_to_cpu(((__le16*)dev->dev_addr)[i]));
|
||||
|
||||
ep->tx_threshold = TX_FIFO_THRESH;
|
||||
outl(ep->tx_threshold, ioaddr + TxThresh);
|
||||
outl(ep->mii.full_duplex ? 0x7F : 0x79, ioaddr + TxCtrl);
|
||||
outl(ep->rx_ring_dma + (ep->cur_rx%RX_RING_SIZE)*
|
||||
sizeof(struct epic_rx_desc), ioaddr + PRxCDAR);
|
||||
outl(ep->tx_ring_dma + (ep->dirty_tx%TX_RING_SIZE)*
|
||||
sizeof(struct epic_tx_desc), ioaddr + PTxCDAR);
|
||||
ew32(TxThresh, ep->tx_threshold);
|
||||
ew32(TxCtrl, ep->mii.full_duplex ? 0x7f : 0x79);
|
||||
ew32(PRxCDAR, ep->rx_ring_dma +
|
||||
(ep->cur_rx % RX_RING_SIZE) * sizeof(struct epic_rx_desc));
|
||||
ew32(PTxCDAR, ep->tx_ring_dma +
|
||||
(ep->dirty_tx % TX_RING_SIZE) * sizeof(struct epic_tx_desc));
|
||||
|
||||
/* Start the chip's Rx process. */
|
||||
set_rx_mode(dev);
|
||||
outl(StartRx | RxQueued, ioaddr + COMMAND);
|
||||
ew32(COMMAND, StartRx | RxQueued);
|
||||
|
||||
/* Enable interrupts by setting the interrupt mask. */
|
||||
outl((ep->chip_flags & TYPE2_INTR ? PCIBusErr175 : PCIBusErr170)
|
||||
| CntFull | TxUnderrun
|
||||
| RxError | RxHeader | EpicNapiEvent, ioaddr + INTMASK);
|
||||
ew32(INTMASK, RxError | RxHeader | EpicNapiEvent | CntFull |
|
||||
((ep->chip_flags & TYPE2_INTR) ? PCIBusErr175 : PCIBusErr170) |
|
||||
TxUnderrun);
|
||||
|
||||
printk(KERN_DEBUG "%s: epic_restart() done, cmd status %4.4x, ctl %4.4x"
|
||||
" interrupt %4.4x.\n",
|
||||
dev->name, (int)inl(ioaddr + COMMAND), (int)inl(ioaddr + GENCTL),
|
||||
(int)inl(ioaddr + INTSTAT));
|
||||
dev->name, er32(COMMAND), er32(GENCTL), er32(INTSTAT));
|
||||
}
|
||||
|
||||
static void check_media(struct net_device *dev)
|
||||
{
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
int mii_lpa = ep->mii_phy_cnt ? mdio_read(dev, ep->phys[0], MII_LPA) : 0;
|
||||
int negotiated = mii_lpa & ep->mii.advertising;
|
||||
int duplex = (negotiated & 0x0100) || (negotiated & 0x01C0) == 0x0040;
|
||||
@ -856,7 +850,7 @@ static void check_media(struct net_device *dev)
|
||||
printk(KERN_INFO "%s: Setting %s-duplex based on MII #%d link"
|
||||
" partner capability of %4.4x.\n", dev->name,
|
||||
ep->mii.full_duplex ? "full" : "half", ep->phys[0], mii_lpa);
|
||||
outl(ep->mii.full_duplex ? 0x7F : 0x79, ioaddr + TxCtrl);
|
||||
ew32(TxCtrl, ep->mii.full_duplex ? 0x7F : 0x79);
|
||||
}
|
||||
}
|
||||
|
||||
@ -864,16 +858,15 @@ static void epic_timer(unsigned long data)
|
||||
{
|
||||
struct net_device *dev = (struct net_device *)data;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
int next_tick = 5*HZ;
|
||||
|
||||
if (debug > 3) {
|
||||
printk(KERN_DEBUG "%s: Media monitor tick, Tx status %8.8x.\n",
|
||||
dev->name, (int)inl(ioaddr + TxSTAT));
|
||||
dev->name, er32(TxSTAT));
|
||||
printk(KERN_DEBUG "%s: Other registers are IntMask %4.4x "
|
||||
"IntStatus %4.4x RxStatus %4.4x.\n",
|
||||
dev->name, (int)inl(ioaddr + INTMASK),
|
||||
(int)inl(ioaddr + INTSTAT), (int)inl(ioaddr + RxSTAT));
|
||||
"IntStatus %4.4x RxStatus %4.4x.\n", dev->name,
|
||||
er32(INTMASK), er32(INTSTAT), er32(RxSTAT));
|
||||
}
|
||||
|
||||
check_media(dev);
|
||||
@ -885,23 +878,22 @@ static void epic_timer(unsigned long data)
|
||||
static void epic_tx_timeout(struct net_device *dev)
|
||||
{
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
if (debug > 0) {
|
||||
printk(KERN_WARNING "%s: Transmit timeout using MII device, "
|
||||
"Tx status %4.4x.\n",
|
||||
dev->name, (int)inw(ioaddr + TxSTAT));
|
||||
"Tx status %4.4x.\n", dev->name, er16(TxSTAT));
|
||||
if (debug > 1) {
|
||||
printk(KERN_DEBUG "%s: Tx indices: dirty_tx %d, cur_tx %d.\n",
|
||||
dev->name, ep->dirty_tx, ep->cur_tx);
|
||||
}
|
||||
}
|
||||
if (inw(ioaddr + TxSTAT) & 0x10) { /* Tx FIFO underflow. */
|
||||
if (er16(TxSTAT) & 0x10) { /* Tx FIFO underflow. */
|
||||
dev->stats.tx_fifo_errors++;
|
||||
outl(RestartTx, ioaddr + COMMAND);
|
||||
ew32(COMMAND, RestartTx);
|
||||
} else {
|
||||
epic_restart(dev);
|
||||
outl(TxQueued, dev->base_addr + COMMAND);
|
||||
ew32(COMMAND, TxQueued);
|
||||
}
|
||||
|
||||
dev->trans_start = jiffies; /* prevent tx timeout */
|
||||
@ -959,6 +951,7 @@ static void epic_init_ring(struct net_device *dev)
|
||||
static netdev_tx_t epic_start_xmit(struct sk_buff *skb, struct net_device *dev)
|
||||
{
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
int entry, free_count;
|
||||
u32 ctrl_word;
|
||||
unsigned long flags;
|
||||
@ -999,13 +992,12 @@ static netdev_tx_t epic_start_xmit(struct sk_buff *skb, struct net_device *dev)
|
||||
|
||||
spin_unlock_irqrestore(&ep->lock, flags);
|
||||
/* Trigger an immediate transmit demand. */
|
||||
outl(TxQueued, dev->base_addr + COMMAND);
|
||||
ew32(COMMAND, TxQueued);
|
||||
|
||||
if (debug > 4)
|
||||
printk(KERN_DEBUG "%s: Queued Tx packet size %d to slot %d, "
|
||||
"flag %2.2x Tx status %8.8x.\n",
|
||||
dev->name, (int)skb->len, entry, ctrl_word,
|
||||
(int)inl(dev->base_addr + TxSTAT));
|
||||
"flag %2.2x Tx status %8.8x.\n", dev->name, skb->len,
|
||||
entry, ctrl_word, er32(TxSTAT));
|
||||
|
||||
return NETDEV_TX_OK;
|
||||
}
|
||||
@ -1086,18 +1078,17 @@ static irqreturn_t epic_interrupt(int irq, void *dev_instance)
|
||||
{
|
||||
struct net_device *dev = dev_instance;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
unsigned int handled = 0;
|
||||
int status;
|
||||
|
||||
status = inl(ioaddr + INTSTAT);
|
||||
status = er32(INTSTAT);
|
||||
/* Acknowledge all of the current interrupt sources ASAP. */
|
||||
outl(status & EpicNormalEvent, ioaddr + INTSTAT);
|
||||
ew32(INTSTAT, status & EpicNormalEvent);
|
||||
|
||||
if (debug > 4) {
|
||||
printk(KERN_DEBUG "%s: Interrupt, status=%#8.8x new "
|
||||
"intstat=%#8.8x.\n", dev->name, status,
|
||||
(int)inl(ioaddr + INTSTAT));
|
||||
"intstat=%#8.8x.\n", dev->name, status, er32(INTSTAT));
|
||||
}
|
||||
|
||||
if ((status & IntrSummary) == 0)
|
||||
@ -1118,19 +1109,21 @@ static irqreturn_t epic_interrupt(int irq, void *dev_instance)
|
||||
|
||||
/* Check uncommon events all at once. */
|
||||
if (status & (CntFull | TxUnderrun | PCIBusErr170 | PCIBusErr175)) {
|
||||
struct net_device_stats *stats = &dev->stats;
|
||||
|
||||
if (status == EpicRemoved)
|
||||
goto out;
|
||||
|
||||
/* Always update the error counts to avoid overhead later. */
|
||||
dev->stats.rx_missed_errors += inb(ioaddr + MPCNT);
|
||||
dev->stats.rx_frame_errors += inb(ioaddr + ALICNT);
|
||||
dev->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
|
||||
stats->rx_missed_errors += er8(MPCNT);
|
||||
stats->rx_frame_errors += er8(ALICNT);
|
||||
stats->rx_crc_errors += er8(CRCCNT);
|
||||
|
||||
if (status & TxUnderrun) { /* Tx FIFO underflow. */
|
||||
dev->stats.tx_fifo_errors++;
|
||||
outl(ep->tx_threshold += 128, ioaddr + TxThresh);
|
||||
stats->tx_fifo_errors++;
|
||||
ew32(TxThresh, ep->tx_threshold += 128);
|
||||
/* Restart the transmit process. */
|
||||
outl(RestartTx, ioaddr + COMMAND);
|
||||
ew32(COMMAND, RestartTx);
|
||||
}
|
||||
if (status & PCIBusErr170) {
|
||||
printk(KERN_ERR "%s: PCI Bus Error! status %4.4x.\n",
|
||||
@ -1139,7 +1132,7 @@ static irqreturn_t epic_interrupt(int irq, void *dev_instance)
|
||||
epic_restart(dev);
|
||||
}
|
||||
/* Clear all error sources. */
|
||||
outl(status & 0x7f18, ioaddr + INTSTAT);
|
||||
ew32(INTSTAT, status & 0x7f18);
|
||||
}
|
||||
|
||||
out:
|
||||
@ -1248,17 +1241,17 @@ static int epic_rx(struct net_device *dev, int budget)
|
||||
|
||||
static void epic_rx_err(struct net_device *dev, struct epic_private *ep)
|
||||
{
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
int status;
|
||||
|
||||
status = inl(ioaddr + INTSTAT);
|
||||
status = er32(INTSTAT);
|
||||
|
||||
if (status == EpicRemoved)
|
||||
return;
|
||||
if (status & RxOverflow) /* Missed a Rx frame. */
|
||||
dev->stats.rx_errors++;
|
||||
if (status & (RxOverflow | RxFull))
|
||||
outw(RxQueued, ioaddr + COMMAND);
|
||||
ew16(COMMAND, RxQueued);
|
||||
}
|
||||
|
||||
static int epic_poll(struct napi_struct *napi, int budget)
|
||||
@ -1266,7 +1259,7 @@ static int epic_poll(struct napi_struct *napi, int budget)
|
||||
struct epic_private *ep = container_of(napi, struct epic_private, napi);
|
||||
struct net_device *dev = ep->mii.dev;
|
||||
int work_done = 0;
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
rx_action:
|
||||
|
||||
@ -1287,7 +1280,7 @@ rx_action:
|
||||
more = ep->reschedule_in_poll;
|
||||
if (!more) {
|
||||
__napi_complete(napi);
|
||||
outl(EpicNapiEvent, ioaddr + INTSTAT);
|
||||
ew32(INTSTAT, EpicNapiEvent);
|
||||
epic_napi_irq_on(dev, ep);
|
||||
} else
|
||||
ep->reschedule_in_poll--;
|
||||
@ -1303,8 +1296,9 @@ rx_action:
|
||||
|
||||
static int epic_close(struct net_device *dev)
|
||||
{
|
||||
long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
struct pci_dev *pdev = ep->pci_dev;
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
struct sk_buff *skb;
|
||||
int i;
|
||||
|
||||
@ -1313,13 +1307,13 @@ static int epic_close(struct net_device *dev)
|
||||
|
||||
if (debug > 1)
|
||||
printk(KERN_DEBUG "%s: Shutting down ethercard, status was %2.2x.\n",
|
||||
dev->name, (int)inl(ioaddr + INTSTAT));
|
||||
dev->name, er32(INTSTAT));
|
||||
|
||||
del_timer_sync(&ep->timer);
|
||||
|
||||
epic_disable_int(dev, ep);
|
||||
|
||||
free_irq(dev->irq, dev);
|
||||
free_irq(pdev->irq, dev);
|
||||
|
||||
epic_pause(dev);
|
||||
|
||||
@ -1330,7 +1324,7 @@ static int epic_close(struct net_device *dev)
|
||||
ep->rx_ring[i].rxstatus = 0; /* Not owned by Epic chip. */
|
||||
ep->rx_ring[i].buflength = 0;
|
||||
if (skb) {
|
||||
pci_unmap_single(ep->pci_dev, ep->rx_ring[i].bufaddr,
|
||||
pci_unmap_single(pdev, ep->rx_ring[i].bufaddr,
|
||||
ep->rx_buf_sz, PCI_DMA_FROMDEVICE);
|
||||
dev_kfree_skb(skb);
|
||||
}
|
||||
@ -1341,26 +1335,28 @@ static int epic_close(struct net_device *dev)
|
||||
ep->tx_skbuff[i] = NULL;
|
||||
if (!skb)
|
||||
continue;
|
||||
pci_unmap_single(ep->pci_dev, ep->tx_ring[i].bufaddr,
|
||||
skb->len, PCI_DMA_TODEVICE);
|
||||
pci_unmap_single(pdev, ep->tx_ring[i].bufaddr, skb->len,
|
||||
PCI_DMA_TODEVICE);
|
||||
dev_kfree_skb(skb);
|
||||
}
|
||||
|
||||
/* Green! Leave the chip in low-power mode. */
|
||||
outl(0x0008, ioaddr + GENCTL);
|
||||
ew32(GENCTL, 0x0008);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct net_device_stats *epic_get_stats(struct net_device *dev)
|
||||
{
|
||||
long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
if (netif_running(dev)) {
|
||||
/* Update the error counts. */
|
||||
dev->stats.rx_missed_errors += inb(ioaddr + MPCNT);
|
||||
dev->stats.rx_frame_errors += inb(ioaddr + ALICNT);
|
||||
dev->stats.rx_crc_errors += inb(ioaddr + CRCCNT);
|
||||
struct net_device_stats *stats = &dev->stats;
|
||||
|
||||
stats->rx_missed_errors += er8(MPCNT);
|
||||
stats->rx_frame_errors += er8(ALICNT);
|
||||
stats->rx_crc_errors += er8(CRCCNT);
|
||||
}
|
||||
|
||||
return &dev->stats;
|
||||
@ -1373,13 +1369,13 @@ static struct net_device_stats *epic_get_stats(struct net_device *dev)
|
||||
|
||||
static void set_rx_mode(struct net_device *dev)
|
||||
{
|
||||
long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
unsigned char mc_filter[8]; /* Multicast hash filter */
|
||||
int i;
|
||||
|
||||
if (dev->flags & IFF_PROMISC) { /* Set promiscuous. */
|
||||
outl(0x002C, ioaddr + RxCtrl);
|
||||
ew32(RxCtrl, 0x002c);
|
||||
/* Unconditionally log net taps. */
|
||||
memset(mc_filter, 0xff, sizeof(mc_filter));
|
||||
} else if ((!netdev_mc_empty(dev)) || (dev->flags & IFF_ALLMULTI)) {
|
||||
@ -1387,9 +1383,9 @@ static void set_rx_mode(struct net_device *dev)
|
||||
is never enabled. */
|
||||
/* Too many to filter perfectly -- accept all multicasts. */
|
||||
memset(mc_filter, 0xff, sizeof(mc_filter));
|
||||
outl(0x000C, ioaddr + RxCtrl);
|
||||
ew32(RxCtrl, 0x000c);
|
||||
} else if (netdev_mc_empty(dev)) {
|
||||
outl(0x0004, ioaddr + RxCtrl);
|
||||
ew32(RxCtrl, 0x0004);
|
||||
return;
|
||||
} else { /* Never executed, for now. */
|
||||
struct netdev_hw_addr *ha;
|
||||
@ -1404,7 +1400,7 @@ static void set_rx_mode(struct net_device *dev)
|
||||
/* ToDo: perhaps we need to stop the Tx and Rx process here? */
|
||||
if (memcmp(mc_filter, ep->mc_filter, sizeof(mc_filter))) {
|
||||
for (i = 0; i < 4; i++)
|
||||
outw(((u16 *)mc_filter)[i], ioaddr + MC0 + i*4);
|
||||
ew16(MC0 + i*4, ((u16 *)mc_filter)[i]);
|
||||
memcpy(ep->mc_filter, mc_filter, sizeof(mc_filter));
|
||||
}
|
||||
}
|
||||
@ -1466,22 +1462,26 @@ static void netdev_set_msglevel(struct net_device *dev, u32 value)
|
||||
|
||||
static int ethtool_begin(struct net_device *dev)
|
||||
{
|
||||
unsigned long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
/* power-up, if interface is down */
|
||||
if (! netif_running(dev)) {
|
||||
outl(0x0200, ioaddr + GENCTL);
|
||||
outl((inl(ioaddr + NVCTL) & ~0x003C) | 0x4800, ioaddr + NVCTL);
|
||||
if (!netif_running(dev)) {
|
||||
ew32(GENCTL, 0x0200);
|
||||
ew32(NVCTL, (er32(NVCTL) & ~0x003c) | 0x4800);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void ethtool_complete(struct net_device *dev)
|
||||
{
|
||||
unsigned long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
/* power-down, if interface is down */
|
||||
if (! netif_running(dev)) {
|
||||
outl(0x0008, ioaddr + GENCTL);
|
||||
outl((inl(ioaddr + NVCTL) & ~0x483C) | 0x0000, ioaddr + NVCTL);
|
||||
if (!netif_running(dev)) {
|
||||
ew32(GENCTL, 0x0008);
|
||||
ew32(NVCTL, (er32(NVCTL) & ~0x483c) | 0x0000);
|
||||
}
|
||||
}
|
||||
|
||||
@ -1500,14 +1500,14 @@ static const struct ethtool_ops netdev_ethtool_ops = {
|
||||
static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
|
||||
{
|
||||
struct epic_private *np = netdev_priv(dev);
|
||||
long ioaddr = dev->base_addr;
|
||||
void __iomem *ioaddr = np->ioaddr;
|
||||
struct mii_ioctl_data *data = if_mii(rq);
|
||||
int rc;
|
||||
|
||||
/* power-up, if interface is down */
|
||||
if (! netif_running(dev)) {
|
||||
outl(0x0200, ioaddr + GENCTL);
|
||||
outl((inl(ioaddr + NVCTL) & ~0x003C) | 0x4800, ioaddr + NVCTL);
|
||||
ew32(GENCTL, 0x0200);
|
||||
ew32(NVCTL, (er32(NVCTL) & ~0x003c) | 0x4800);
|
||||
}
|
||||
|
||||
/* all non-ethtool ioctls (the SIOC[GS]MIIxxx ioctls) */
|
||||
@ -1517,14 +1517,14 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
|
||||
|
||||
/* power-down, if interface is down */
|
||||
if (! netif_running(dev)) {
|
||||
outl(0x0008, ioaddr + GENCTL);
|
||||
outl((inl(ioaddr + NVCTL) & ~0x483C) | 0x0000, ioaddr + NVCTL);
|
||||
ew32(GENCTL, 0x0008);
|
||||
ew32(NVCTL, (er32(NVCTL) & ~0x483c) | 0x0000);
|
||||
}
|
||||
return rc;
|
||||
}
|
||||
|
||||
|
||||
static void __devexit epic_remove_one (struct pci_dev *pdev)
|
||||
static void __devexit epic_remove_one(struct pci_dev *pdev)
|
||||
{
|
||||
struct net_device *dev = pci_get_drvdata(pdev);
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
@ -1532,9 +1532,7 @@ static void __devexit epic_remove_one (struct pci_dev *pdev)
|
||||
pci_free_consistent(pdev, TX_TOTAL_SIZE, ep->tx_ring, ep->tx_ring_dma);
|
||||
pci_free_consistent(pdev, RX_TOTAL_SIZE, ep->rx_ring, ep->rx_ring_dma);
|
||||
unregister_netdev(dev);
|
||||
#ifndef USE_IO_OPS
|
||||
iounmap((void*) dev->base_addr);
|
||||
#endif
|
||||
pci_iounmap(pdev, ep->ioaddr);
|
||||
pci_release_regions(pdev);
|
||||
free_netdev(dev);
|
||||
pci_disable_device(pdev);
|
||||
@ -1548,13 +1546,14 @@ static void __devexit epic_remove_one (struct pci_dev *pdev)
|
||||
static int epic_suspend (struct pci_dev *pdev, pm_message_t state)
|
||||
{
|
||||
struct net_device *dev = pci_get_drvdata(pdev);
|
||||
long ioaddr = dev->base_addr;
|
||||
struct epic_private *ep = netdev_priv(dev);
|
||||
void __iomem *ioaddr = ep->ioaddr;
|
||||
|
||||
if (!netif_running(dev))
|
||||
return 0;
|
||||
epic_pause(dev);
|
||||
/* Put the chip into low-power mode. */
|
||||
outl(0x0008, ioaddr + GENCTL);
|
||||
ew32(GENCTL, 0x0008);
|
||||
/* pci_power_off(pdev, -1); */
|
||||
return 0;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user