writel(value, card->regs + reg);
}
+/**
+ * spider_net_write_reg_sync - writes to an SMMIO register of a card
+ * @card: device structure
+ * @reg: register to write to
+ * @value: value to write into the specified SMMIO register
+ *
+ * Unlike spider_net_write_reg, this will also make sure the
+ * data arrives on the card by reading the reg again.
+ */
+static void
+spider_net_write_reg_sync(struct spider_net_card *card, u32 reg, u32 value)
+{
+ value = cpu_to_le32(value);
+ writel(value, card->regs + reg);
+ (void)readl(card->regs + reg);
+}
+
/**
* spider_net_rx_irq_off - switch off rx irq on this spider card
* @card: device structure
spin_lock_irqsave(&card->intmask_lock, flags);
regvalue = spider_net_read_reg(card, SPIDER_NET_GHIINT0MSK);
regvalue &= ~SPIDER_NET_RXINT;
- spider_net_write_reg(card, SPIDER_NET_GHIINT0MSK, regvalue);
+ spider_net_write_reg_sync(card, SPIDER_NET_GHIINT0MSK, regvalue);
spin_unlock_irqrestore(&card->intmask_lock, flags);
}
spin_lock_irqsave(&card->intmask_lock, flags);
regvalue = spider_net_read_reg(card, SPIDER_NET_GHIINT0MSK);
regvalue |= SPIDER_NET_RXINT;
- spider_net_write_reg(card, SPIDER_NET_GHIINT0MSK, regvalue);
+ spider_net_write_reg_sync(card, SPIDER_NET_GHIINT0MSK, regvalue);
spin_unlock_irqrestore(&card->intmask_lock, flags);
}
spin_lock_irqsave(&card->intmask_lock, flags);
regvalue = spider_net_read_reg(card, SPIDER_NET_GHIINT0MSK);
regvalue &= ~SPIDER_NET_TXINT;
- spider_net_write_reg(card, SPIDER_NET_GHIINT0MSK, regvalue);
+ spider_net_write_reg_sync(card, SPIDER_NET_GHIINT0MSK, regvalue);
spin_unlock_irqrestore(&card->intmask_lock, flags);
}
spin_lock_irqsave(&card->intmask_lock, flags);
regvalue = spider_net_read_reg(card, SPIDER_NET_GHIINT0MSK);
regvalue |= SPIDER_NET_TXINT;
- spider_net_write_reg(card, SPIDER_NET_GHIINT0MSK, regvalue);
+ spider_net_write_reg_sync(card, SPIDER_NET_GHIINT0MSK, regvalue);
spin_unlock_irqrestore(&card->intmask_lock, flags);
}
spider_net_write_reg(card, SPIDER_NET_GHIINT1MSK, 0);
spider_net_write_reg(card, SPIDER_NET_GHIINT2MSK, 0);
+ /* free_irq(netdev->irq, netdev);*/
+ free_irq(to_pci_dev(netdev->class_dev.dev)->irq, netdev);
+
spider_net_write_reg(card, SPIDER_NET_GDTDMACCNTR,
SPIDER_NET_DMA_TX_FEND_VALUE);
/* release chains */
spider_net_release_tx_chain(card, 1);
- /* switch off card */
- spider_net_write_reg(card, SPIDER_NET_CKRCTRL,
- SPIDER_NET_CKRCTRL_STOP_VALUE);
-
spider_net_free_chain(card, &card->tx_chain);
spider_net_free_chain(card, &card->rx_chain);
spider_net_set_mac(struct net_device *netdev, void *p)
{
struct spider_net_card *card = netdev_priv(netdev);
- u32 macl, macu;
+ u32 macl, macu, regvalue;
struct sockaddr *addr = p;
- /* GMACTPE and GMACRPE must be off, so we only allow this, if
- * the device is down */
- if (netdev->flags & IFF_UP)
- return -EBUSY;
-
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
+ /* switch off GMACTPE and GMACRPE */
+ regvalue = spider_net_read_reg(card, SPIDER_NET_GMACOPEMD);
+ regvalue &= ~((1 << 5) | (1 << 6));
+ spider_net_write_reg(card, SPIDER_NET_GMACOPEMD, regvalue);
+
+ /* write mac */
macu = (addr->sa_data[0]<<24) + (addr->sa_data[1]<<16) +
(addr->sa_data[2]<<8) + (addr->sa_data[3]);
macl = (addr->sa_data[4]<<8) + (addr->sa_data[5]);
spider_net_write_reg(card, SPIDER_NET_GMACUNIMACU, macu);
spider_net_write_reg(card, SPIDER_NET_GMACUNIMACL, macl);
+ /* switch GMACTPE and GMACRPE back on */
+ regvalue = spider_net_read_reg(card, SPIDER_NET_GMACOPEMD);
+ regvalue |= ((1 << 5) | (1 << 6));
+ spider_net_write_reg(card, SPIDER_NET_GMACOPEMD, regvalue);
+
spider_net_set_promisc(card);
/* look up, whether we have been successful */
spider_net_enable_card(card);
+ netif_start_queue(netdev);
+ netif_carrier_on(netdev);
+ netif_poll_enable(netdev);
+
return 0;
register_int_failed:
/* LEDs active in both modes, autosense prio = fiber */
spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0x945f);
+ /* switch off fibre autoneg */
+ spider_net_write_phy(card->netdev, 1, MII_NCONFIG, 0xfc01);
+ spider_net_write_phy(card->netdev, 1, 0x0b, 0x0004);
+
phy->def->ops->read_link(phy);
pr_info("Found %s with %i Mbps, %s-duplex.\n", phy->def->name,
phy->speed, phy->duplex==1 ? "Full" : "Half");
netdev->irq = card->pdev->irq;
dn = pci_device_to_OF_node(card->pdev);
+ if (!dn)
+ return -EIO;
+
mac = (u8 *)get_property(dn, "local-mac-address", NULL);
+ if (!mac)
+ return -EIO;
memcpy(addr.sa_data, mac, ETH_ALEN);
result = spider_net_set_mac(netdev, &addr);
atomic_read(&card->tx_timeout_task_counter) == 0);
unregister_netdev(netdev);
+
+ /* switch off card */
+ spider_net_write_reg(card, SPIDER_NET_CKRCTRL,
+ SPIDER_NET_CKRCTRL_STOP_VALUE);
+ spider_net_write_reg(card, SPIDER_NET_CKRCTRL,
+ SPIDER_NET_CKRCTRL_RUN_VALUE);
+
spider_net_undo_pci_setup(card);
free_netdev(netdev);
-
- free_irq(to_pci_dev(netdev->class_dev.dev)->irq, netdev);
}
static struct pci_driver spider_net_driver = {