#define DRV_VERSION "0.7"
#define DRV_RELDATE "Mar 17, 2004"
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
SROMC0InfoLeaf = 27,
MediaBlockMask = 0x3f,
MediaCustomCSRs = (1 << 6),
-
+
/* PCIPM bits */
PM_Sleep = (1 << 31),
PM_Snooze = (1 << 30),
PM_Mask = PM_Sleep | PM_Snooze,
-
+
/* SIAStatus bits */
NWayState = (1 << 14) | (1 << 13) | (1 << 12),
NWayRestart = (1 << 12),
unsigned copying_skb, buflen;
skb = de->rx_skb[rx_tail].skb;
- if (!skb)
- BUG();
+ BUG_ON(!skb);
rmb();
status = le32_to_cpu(de->rx_ring[rx_tail].opts1);
if (status & DescOwn)
mapping =
de->rx_skb[rx_tail].mapping =
- pci_map_single(de->pdev, copy_skb->tail,
+ pci_map_single(de->pdev, copy_skb->data,
buflen, PCI_DMA_FROMDEVICE);
de->rx_skb[rx_tail].skb = copy_skb;
} else {
pci_dma_sync_single_for_cpu(de->pdev, mapping, len, PCI_DMA_FROMDEVICE);
skb_reserve(copy_skb, RX_OFFSET);
- memcpy(skb_put(copy_skb, len), skb->tail, len);
+ memcpy(skb_put(copy_skb, len), skb->data, len);
pci_dma_sync_single_for_device(de->pdev, mapping, len, PCI_DMA_FROMDEVICE);
de->rx_tail = rx_tail;
}
-static irqreturn_t de_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t de_interrupt (int irq, void *dev_instance)
{
struct net_device *dev = dev_instance;
struct de_private *de = dev->priv;
break;
skb = de->tx_skb[tx_tail].skb;
- if (!skb)
- BUG();
+ BUG_ON(!skb);
if (unlikely(skb == DE_DUMMY_SKB))
goto next;
de->tx_head = NEXT_TX(entry);
- if (TX_BUFFS_AVAIL(de) < 0)
- BUG();
+ BUG_ON(TX_BUFFS_AVAIL(de) < 0);
if (TX_BUFFS_AVAIL(de) == 0)
netif_stop_queue(dev);
return;
cpu_relax();
}
-
+
printk(KERN_WARNING "%s: timeout expired stopping DMA\n", de->dev->name);
}
unsigned media = de->media_type;
u32 macmode = dr32(MacMode);
- if (de_is_running(de))
- BUG();
+ BUG_ON(de_is_running(de));
if (de->de21040)
dw32(CSR11, FULL_DUPLEX_MAGIC);
macmode |= FullDuplex;
else
macmode &= ~FullDuplex;
-
+
if (netif_msg_link(de)) {
printk(KERN_INFO "%s: set link %s\n"
KERN_INFO "%s: mode 0x%x, sia 0x%x,0x%x,0x%x,0x%x\n"
u32 status = dr32(SIAStatus);
unsigned int carrier;
unsigned long flags;
-
+
carrier = (status & NetCxnErr) ? 0 : 1;
-
+
if (carrier) {
if (de->media_type != DE_MEDIA_AUI && (status & LinkFailStatus))
goto no_link_yet;
return;
}
- de_link_down(de);
+ de_link_down(de);
if (de->media_lock)
return;
return 0;
break;
}
-
+
return 1;
}
u32 status = dr32(SIAStatus);
unsigned int carrier;
unsigned long flags;
-
+
carrier = (status & NetCxnErr) ? 0 : 1;
-
+
if (carrier) {
if ((de->media_type == DE_MEDIA_TP_AUTO ||
de->media_type == DE_MEDIA_TP ||
return;
}
- de_link_down(de);
+ de_link_down(de);
/* if media type locked, don't switch media */
if (de->media_lock)
u32 next_states[] = { DE_MEDIA_AUI, DE_MEDIA_BNC, DE_MEDIA_TP_AUTO };
de_next_media(de, next_states, ARRAY_SIZE(next_states));
}
-
+
set_media:
spin_lock_irqsave(&de->lock, flags);
de_stop_rxtx(de);
mod_timer(&de->media_timer, jiffies + DE_TIMER_LINK);
return;
}
-
- if (!(status & LinkFail))
- BUG();
+
+ BUG_ON(!(status & LinkFail));
if (netif_carrier_ok(de->dev)) {
de_link_down(de);
int rc;
de_adapter_wake(de);
-
+
macmode = dr32(MacMode) & ~MacModeClear;
rc = de_reset_mac(de);
skb->dev = de->dev;
de->rx_skb[i].mapping = pci_map_single(de->pdev,
- skb->tail, de->rx_buf_sz, PCI_DMA_FROMDEVICE);
+ skb->data, de->rx_buf_sz, PCI_DMA_FROMDEVICE);
de->rx_skb[i].skb = skb;
de->rx_ring[i].opts1 = cpu_to_le32(DescOwn);
struct sk_buff *skb = de->tx_skb[i].skb;
if ((skb) && (skb != DE_DUMMY_SKB)) {
if (skb != DE_SETUP_SKB) {
- dev_kfree_skb(skb);
de->net_stats.tx_dropped++;
pci_unmap_single(de->pdev,
de->tx_skb[i].mapping,
skb->len, PCI_DMA_TODEVICE);
+ dev_kfree_skb(skb);
} else {
pci_unmap_single(de->pdev,
de->tx_skb[i].mapping,
{
struct de_private *de = dev->priv;
int rc;
- unsigned long flags;
if (netif_msg_ifup(de))
printk(KERN_DEBUG "%s: enabling interface\n", dev->name);
return rc;
}
- rc = de_init_hw(de);
+ dw32(IntrMask, 0);
+
+ rc = request_irq(dev->irq, de_interrupt, IRQF_SHARED, dev->name, dev);
if (rc) {
- printk(KERN_ERR "%s: h/w init failure, err=%d\n",
- dev->name, rc);
+ printk(KERN_ERR "%s: IRQ %d request failure, err=%d\n",
+ dev->name, dev->irq, rc);
goto err_out_free;
}
- rc = request_irq(dev->irq, de_interrupt, SA_SHIRQ, dev->name, dev);
+ rc = de_init_hw(de);
if (rc) {
- printk(KERN_ERR "%s: IRQ %d request failure, err=%d\n",
- dev->name, dev->irq, rc);
- goto err_out_hw;
+ printk(KERN_ERR "%s: h/w init failure, err=%d\n",
+ dev->name, rc);
+ goto err_out_free_irq;
}
netif_start_queue(dev);
return 0;
-err_out_hw:
- spin_lock_irqsave(&de->lock, flags);
- de_stop_hw(de);
- spin_unlock_irqrestore(&de->lock, flags);
-
+err_out_free_irq:
+ free_irq(dev->irq, dev);
err_out_free:
de_free_rings(de);
return rc;
netif_stop_queue(dev);
netif_carrier_off(dev);
spin_unlock_irqrestore(&de->lock, flags);
-
+
free_irq(dev->irq, dev);
de_free_rings(de);
spin_unlock_irq(&de->lock);
enable_irq(dev->irq);
-
+
/* Update the error counts. */
__de_get_stats(de);
synchronize_irq(dev->irq);
de_clean_rings(de);
+ de_init_rings(de);
+
de_init_hw(de);
-
+
netif_wake_queue(dev);
}
{
int i;
u32 *rbuf = (u32 *)buf;
-
+
/* read all CSRs */
for (i = 0; i < DE_NUM_REGS; i++)
rbuf[i] = dr32(i * 8);
ecmd->transceiver = XCVR_INTERNAL;
ecmd->phy_address = 0;
ecmd->advertising = de->media_advertise;
-
+
switch (de->media_type) {
case DE_MEDIA_AUI:
ecmd->port = PORT_AUI;
ecmd->speed = SPEED_10;
break;
}
-
+
if (dr32(MacMode) & FullDuplex)
ecmd->duplex = DUPLEX_FULL;
else
if (ecmd->autoneg == AUTONEG_ENABLE &&
(!(ecmd->advertising & ADVERTISED_Autoneg)))
return -EINVAL;
-
+
switch (ecmd->port) {
case PORT_AUI:
new_media = DE_MEDIA_AUI;
return -EINVAL;
break;
}
-
+
media_lock = (ecmd->autoneg == AUTONEG_ENABLE) ? 0 : 1;
-
+
if ((new_media == de->media_type) &&
(media_lock == de->media_lock) &&
(ecmd->advertising == de->media_advertise))
return 0; /* nothing to change */
-
+
de_link_down(de);
de_stop_rxtx(de);
-
+
de->media_type = new_media;
de->media_lock = media_lock;
de->media_advertise = ecmd->advertising;
de_set_media(de);
-
+
return 0;
}
spin_unlock_irq(&de->lock);
}
-static struct ethtool_ops de_ethtool_ops = {
+static const struct ethtool_ops de_ethtool_ops = {
.get_link = ethtool_op_get_link,
.get_tx_csum = ethtool_op_get_tx_csum,
.get_sg = ethtool_op_get_sg,
/* DEC now has a specification but early board makers
just put the address in the first EEPROM locations. */
/* This does memcmp(eedata, eedata+16, 8) */
+
+#ifndef CONFIG_MIPS_COBALT
+
for (i = 0; i < 8; i ++)
if (ee_data[i] != ee_data[16+i])
sa_offset = 20;
+#endif
+
/* store MAC address */
for (i = 0; i < 6; i ++)
de->dev->dev_addr[i] = ee_data[i + sa_offset];
case 0x0204: de->media_type = DE_MEDIA_TP_FD; break;
default: de->media_type = DE_MEDIA_TP_AUTO; break;
}
-
+
if (netif_msg_probe(de))
printk(KERN_INFO "de%d: SROM leaf offset %u, default media %s\n",
de->board_idx, ofs,
de->media[idx].csr13,
de->media[idx].csr14,
de->media[idx].csr15);
-
+
} else if (netif_msg_probe(de))
printk("\n");
struct de_private *de;
int rc;
void __iomem *regs;
- long pciaddr;
+ unsigned long pciaddr;
static int board_idx = -1;
board_idx++;
}
if (pci_resource_len(pdev, 1) < DE_REGS_SIZE) {
rc = -EIO;
- printk(KERN_ERR PFX "MMIO resource (%lx) too small on pci dev %s\n",
- pci_resource_len(pdev, 1), pci_name(pdev));
+ printk(KERN_ERR PFX "MMIO resource (%llx) too small on pci dev %s\n",
+ (unsigned long long)pci_resource_len(pdev, 1), pci_name(pdev));
goto err_out_res;
}
regs = ioremap_nocache(pciaddr, DE_REGS_SIZE);
if (!regs) {
rc = -EIO;
- printk(KERN_ERR PFX "Cannot map PCI MMIO (%lx@%lx) on pci dev %s\n",
- pci_resource_len(pdev, 1), pciaddr, pci_name(pdev));
+ printk(KERN_ERR PFX "Cannot map PCI MMIO (%llx@%lx) on pci dev %s\n",
+ (unsigned long long)pci_resource_len(pdev, 1),
+ pciaddr, pci_name(pdev));
goto err_out_res;
}
dev->base_addr = (unsigned long) regs;
return 0;
err_out_iomap:
- if (de->ee_data)
- kfree(de->ee_data);
+ kfree(de->ee_data);
iounmap(regs);
err_out_res:
pci_release_regions(pdev);
struct net_device *dev = pci_get_drvdata(pdev);
struct de_private *de = dev->priv;
- if (!dev)
- BUG();
+ BUG_ON(!dev);
unregister_netdev(dev);
- if (de->ee_data)
- kfree(de->ee_data);
+ kfree(de->ee_data);
iounmap(de->regs);
pci_release_regions(pdev);
pci_disable_device(pdev);
#ifdef CONFIG_PM
-static int de_suspend (struct pci_dev *pdev, u32 state)
+static int de_suspend (struct pci_dev *pdev, pm_message_t state)
{
struct net_device *dev = pci_get_drvdata (pdev);
struct de_private *de = dev->priv;
spin_unlock_irq(&de->lock);
enable_irq(dev->irq);
-
+
/* Update the error counts. */
__de_get_stats(de);
{
struct net_device *dev = pci_get_drvdata (pdev);
struct de_private *de = dev->priv;
+ int retval = 0;
rtnl_lock();
if (netif_device_present(dev))
goto out;
- if (netif_running(dev)) {
- pci_enable_device(pdev);
- de_init_hw(de);
- netif_device_attach(dev);
- } else {
- netif_device_attach(dev);
+ if (!netif_running(dev))
+ goto out_attach;
+ if ((retval = pci_enable_device(pdev))) {
+ printk (KERN_ERR "%s: pci_enable_device failed in resume\n",
+ dev->name);
+ goto out;
}
+ de_init_hw(de);
+out_attach:
+ netif_device_attach(dev);
out:
rtnl_unlock();
return 0;
#ifdef MODULE
printk("%s", version);
#endif
- return pci_module_init (&de_driver);
+ return pci_register_driver(&de_driver);
}
static void __exit de_exit (void)
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff