-/* tulip_core.c: A DEC 21x4x-family ethernet driver for Linux. */
+/* tulip_core.c: A DEC 21x4x-family ethernet driver for Linux.
-/*
- Maintained by Valerie Henson <val_henson@linux.intel.com>
Copyright 2000,2001 The Linux Kernel Team
Written/copyright 1994-2001 by Donald Becker.
of the GNU General Public License, incorporated herein by reference.
Please refer to Documentation/DocBook/tulip-user.{pdf,ps,html}
- for more information on this driver, or visit the project
- Web page at http://sourceforge.net/projects/tulip/
+ for more information on this driver.
+ Please submit bugs to http://bugzilla.kernel.org/ .
*/
static void tulip_tx_timeout(struct net_device *dev);
static void tulip_init_ring(struct net_device *dev);
+static void tulip_free_ring(struct net_device *dev);
static int tulip_start_xmit(struct sk_buff *skb, struct net_device *dev);
static int tulip_open(struct net_device *dev);
static int tulip_close(struct net_device *dev);
struct tulip_private *tp = netdev_priv(dev);
void __iomem *ioaddr = tp->base_addr;
int next_tick = 3*HZ;
+ u32 reg;
int i;
#ifdef CONFIG_TULIP_NAPI
/* Reset the chip, holding bit 0 set at least 50 PCI cycles. */
iowrite32(0x00000001, ioaddr + CSR0);
- pci_read_config_dword(tp->pdev, PCI_COMMAND, &i); /* flush write */
+ pci_read_config_dword(tp->pdev, PCI_COMMAND, ®); /* flush write */
udelay(100);
/* Deassert reset.
Wait the specified 50 PCI cycles after a reset by initializing
Tx and Rx queues and the address filter list. */
iowrite32(tp->csr0, ioaddr + CSR0);
- pci_read_config_dword(tp->pdev, PCI_COMMAND, &i); /* flush write */
+ pci_read_config_dword(tp->pdev, PCI_COMMAND, ®); /* flush write */
udelay(100);
if (tulip_debug > 1)
tp->dirty_rx = tp->dirty_tx = 0;
if (tp->flags & MC_HASH_ONLY) {
- u32 addr_low = le32_to_cpu(get_unaligned((__le32 *)dev->dev_addr));
- u32 addr_high = le16_to_cpu(get_unaligned((__le16 *)(dev->dev_addr+4)));
+ u32 addr_low = get_unaligned_le32(dev->dev_addr);
+ u32 addr_high = get_unaligned_le16(dev->dev_addr + 4);
if (tp->chip_id == AX88140) {
iowrite32(0, ioaddr + CSR13);
iowrite32(addr_low, ioaddr + CSR14);
{
int retval;
- if ((retval = request_irq(dev->irq, &tulip_interrupt, IRQF_SHARED, dev->name, dev)))
- return retval;
-
tulip_init_ring (dev);
+ retval = request_irq(dev->irq, &tulip_interrupt, IRQF_SHARED, dev->name, dev);
+ if (retval)
+ goto free_ring;
+
tulip_up (dev);
netif_start_queue (dev);
return 0;
+
+free_ring:
+ tulip_free_ring (dev);
+ return retval;
}
(unsigned int)tp->rx_ring[i].buffer2,
buf[0], buf[1], buf[2]);
for (j = 0; buf[j] != 0xee && j < 1600; j++)
- if (j < 100) printk(" %2.2x", buf[j]);
- printk(" j=%d.\n", j);
+ if (j < 100)
+ printk(KERN_CONT " %2.2x", buf[j]);
+ printk(KERN_CONT " j=%d.\n", j);
}
printk(KERN_DEBUG " Rx ring %8.8x: ", (int)tp->rx_ring);
for (i = 0; i < RX_RING_SIZE; i++)
- printk(" %8.8x", (unsigned int)tp->rx_ring[i].status);
- printk("\n" KERN_DEBUG " Tx ring %8.8x: ", (int)tp->tx_ring);
+ printk(KERN_CONT " %8.8x",
+ (unsigned int)tp->rx_ring[i].status);
+ printk(KERN_DEBUG " Tx ring %8.8x: ", (int)tp->tx_ring);
for (i = 0; i < TX_RING_SIZE; i++)
- printk(" %8.8x", (unsigned int)tp->tx_ring[i].status);
- printk("\n");
+ printk(KERN_CONT " %8.8x", (unsigned int)tp->tx_ring[i].status);
+ printk(KERN_CONT "\n");
}
#endif
void __iomem *ioaddr = tp->base_addr;
unsigned long flags;
- flush_scheduled_work();
+ cancel_work_sync(&tp->media_work);
#ifdef CONFIG_TULIP_NAPI
napi_disable(&tp->napi);
tulip_set_power_state (tp, 0, 1);
}
-
-static int tulip_close (struct net_device *dev)
+static void tulip_free_ring (struct net_device *dev)
{
struct tulip_private *tp = netdev_priv(dev);
- void __iomem *ioaddr = tp->base_addr;
int i;
- netif_stop_queue (dev);
-
- tulip_down (dev);
-
- if (tulip_debug > 1)
- printk (KERN_DEBUG "%s: Shutting down ethercard, status was %2.2x.\n",
- dev->name, ioread32 (ioaddr + CSR5));
-
- free_irq (dev->irq, dev);
-
/* Free all the skbuffs in the Rx queue. */
for (i = 0; i < RX_RING_SIZE; i++) {
struct sk_buff *skb = tp->rx_buffers[i].skb;
tp->rx_ring[i].status = 0; /* Not owned by Tulip chip. */
tp->rx_ring[i].length = 0;
- tp->rx_ring[i].buffer1 = 0xBADF00D0; /* An invalid address. */
+ /* An invalid address. */
+ tp->rx_ring[i].buffer1 = cpu_to_le32(0xBADF00D0);
if (skb) {
pci_unmap_single(tp->pdev, mapping, PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
dev_kfree_skb (skb);
}
}
+
for (i = 0; i < TX_RING_SIZE; i++) {
struct sk_buff *skb = tp->tx_buffers[i].skb;
tp->tx_buffers[i].skb = NULL;
tp->tx_buffers[i].mapping = 0;
}
+}
+
+static int tulip_close (struct net_device *dev)
+{
+ struct tulip_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->base_addr;
+
+ netif_stop_queue (dev);
+
+ tulip_down (dev);
+
+ if (tulip_debug > 1)
+ printk (KERN_DEBUG "%s: Shutting down ethercard, status was %2.2x.\n",
+ dev->name, ioread32 (ioaddr + CSR5));
+
+ free_irq (dev->irq, dev);
+
+ tulip_free_ring (dev);
return 0;
}
filterbit = ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
filterbit &= 0x3f;
mc_filter[filterbit >> 5] |= 1 << (filterbit & 31);
- if (tulip_debug > 2) {
- DECLARE_MAC_BUF(mac);
- printk(KERN_INFO "%s: Added filter for %s"
+ if (tulip_debug > 2)
+ printk(KERN_INFO "%s: Added filter for %pM"
" %8.8x bit %d.\n",
- dev->name, print_mac(mac, mclist->dmi_addr),
+ dev->name, mclist->dmi_addr,
ether_crc(ETH_ALEN, mclist->dmi_addr), filterbit);
- }
}
if (mc_filter[0] == tp->mc_filter[0] &&
mc_filter[1] == tp->mc_filter[1])
tp->csr0 = csr0 = 0;
- /* if we have any cache line size at all, we can do MRM */
- csr0 |= MRM;
-
- /* ...and barring hardware bugs, MWI */
- if (!(tp->chip_id == DC21143 && tp->revision == 65))
- csr0 |= MWI;
+ /* if we have any cache line size at all, we can do MRM and MWI */
+ csr0 |= MRM | MWI;
- /* set or disable MWI in the standard PCI command bit.
- * Check for the case where mwi is desired but not available
+ /* Enable MWI in the standard PCI command bit.
+ * Check for the case where MWI is desired but not available
*/
- if (csr0 & MWI) pci_try_set_mwi(pdev);
- else pci_clear_mwi(pdev);
+ pci_try_set_mwi(pdev);
/* read result from hardware (in case bit refused to enable) */
pci_read_config_word(pdev, PCI_COMMAND, &pci_command);
return 0;
}
+static const struct net_device_ops tulip_netdev_ops = {
+ .ndo_open = tulip_open,
+ .ndo_start_xmit = tulip_start_xmit,
+ .ndo_tx_timeout = tulip_tx_timeout,
+ .ndo_stop = tulip_close,
+ .ndo_get_stats = tulip_get_stats,
+ .ndo_do_ioctl = private_ioctl,
+ .ndo_set_multicast_list = set_rx_mode,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = poll_tulip,
+#endif
+};
+
static int __devinit tulip_init_one (struct pci_dev *pdev,
const struct pci_device_id *ent)
{
const char *chip_name = tulip_tbl[chip_idx].chip_name;
unsigned int eeprom_missing = 0;
unsigned int force_csr0 = 0;
- DECLARE_MAC_BUF(mac);
#ifndef MODULE
static int did_version; /* Already printed version info. */
#ifdef CONFIG_TULIP_MWI
if (!force_csr0 && (tp->flags & HAS_PCI_MWI))
tulip_mwi_config (pdev, dev);
-#else
- /* MWI is broken for DC21143 rev 65... */
- if (chip_idx == DC21143 && pdev->revision == 65)
- tp->csr0 &= ~MWI;
#endif
/* Stop the chip's Tx and Rx processes. */
EEPROM.
*/
ee_data = tp->eeprom;
+ memset(ee_data, 0, sizeof(tp->eeprom));
sum = 0;
if (chip_idx == LC82C168) {
for (i = 0; i < 3; i++) {
int value, boguscnt = 100000;
iowrite32(0x600 | i, ioaddr + 0x98);
- do
+ do {
value = ioread32(ioaddr + CSR9);
- while (value < 0 && --boguscnt > 0);
- put_unaligned(cpu_to_le16(value), ((__le16*)dev->dev_addr) + i);
+ } while (value < 0 && --boguscnt > 0);
+ put_unaligned_le16(value, ((__le16 *)dev->dev_addr) + i);
sum += value & 0xffff;
}
} else if (chip_idx == COMET) {
/* No need to read the EEPROM. */
- put_unaligned(cpu_to_le32(ioread32(ioaddr + 0xA4)), (__le32 *)dev->dev_addr);
- put_unaligned(cpu_to_le16(ioread32(ioaddr + 0xA8)), (__le16 *)(dev->dev_addr + 4));
+ put_unaligned_le32(ioread32(ioaddr + 0xA4), dev->dev_addr);
+ put_unaligned_le16(ioread32(ioaddr + 0xA8), dev->dev_addr + 4);
for (i = 0; i < 6; i ++)
sum += dev->dev_addr[i];
} else {
/* A serial EEPROM interface, we read now and sort it out later. */
int sa_offset = 0;
int ee_addr_size = tulip_read_eeprom(dev, 0xff, 8) & 0x40000 ? 8 : 6;
+ int ee_max_addr = ((1 << ee_addr_size) - 1) * sizeof(u16);
+
+ if (ee_max_addr > sizeof(tp->eeprom))
+ ee_max_addr = sizeof(tp->eeprom);
- for (i = 0; i < sizeof(tp->eeprom); i+=2) {
+ for (i = 0; i < ee_max_addr ; i += sizeof(u16)) {
u16 data = tulip_read_eeprom(dev, i/2, ee_addr_size);
ee_data[i] = data & 0xff;
ee_data[i + 1] = data >> 8;
}
/* The Tulip-specific entries in the device structure. */
- dev->open = tulip_open;
- dev->hard_start_xmit = tulip_start_xmit;
- dev->tx_timeout = tulip_tx_timeout;
+ dev->netdev_ops = &tulip_netdev_ops;
dev->watchdog_timeo = TX_TIMEOUT;
#ifdef CONFIG_TULIP_NAPI
netif_napi_add(dev, &tp->napi, tulip_poll, 16);
#endif
- dev->stop = tulip_close;
- dev->get_stats = tulip_get_stats;
- dev->do_ioctl = private_ioctl;
- dev->set_multicast_list = set_rx_mode;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- dev->poll_controller = &poll_tulip;
-#endif
SET_ETHTOOL_OPS(dev, &ops);
if (register_netdev(dev))
if (eeprom_missing)
printk(" EEPROM not present,");
- printk(" %s", print_mac(mac, dev->dev_addr));
+ printk(" %pM", dev->dev_addr);
printk(", IRQ %d.\n", irq);
if (tp->chip_id == PNIC2)
if (!dev)
return -EINVAL;
- if (netif_running(dev))
- tulip_down(dev);
+ if (!netif_running(dev))
+ goto save_state;
+
+ tulip_down(dev);
netif_device_detach(dev);
free_irq(dev->irq, dev);
+save_state:
pci_save_state(pdev);
pci_disable_device(pdev);
pci_set_power_state(pdev, pci_choose_state(pdev, state));
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
+ if (!netif_running(dev))
+ return 0;
+
if ((retval = pci_enable_device(pdev))) {
printk (KERN_ERR "tulip: pci_enable_device failed in resume\n");
return retval;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff