struct gfar_private *priv = NULL;
struct gianfar_platform_data *einfo;
struct resource *r;
- int err = 0;
- DECLARE_MAC_BUF(mac);
+ int err = 0, irq;
einfo = (struct gianfar_platform_data *) pdev->dev.platform_data;
/* fill out IRQ fields */
if (einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) {
- priv->interruptTransmit = platform_get_irq_byname(pdev, "tx");
- priv->interruptReceive = platform_get_irq_byname(pdev, "rx");
- priv->interruptError = platform_get_irq_byname(pdev, "error");
- if (priv->interruptTransmit < 0 || priv->interruptReceive < 0 || priv->interruptError < 0)
+ irq = platform_get_irq_byname(pdev, "tx");
+ if (irq < 0)
+ goto regs_fail;
+ priv->interruptTransmit = irq;
+
+ irq = platform_get_irq_byname(pdev, "rx");
+ if (irq < 0)
+ goto regs_fail;
+ priv->interruptReceive = irq;
+
+ irq = platform_get_irq_byname(pdev, "error");
+ if (irq < 0)
goto regs_fail;
+ priv->interruptError = irq;
} else {
- priv->interruptTransmit = platform_get_irq(pdev, 0);
- if (priv->interruptTransmit < 0)
+ irq = platform_get_irq(pdev, 0);
+ if (irq < 0)
goto regs_fail;
+ priv->interruptTransmit = irq;
}
/* get a pointer to the register memory */
gfar_init_sysfs(dev);
/* Print out the device info */
- printk(KERN_INFO DEVICE_NAME "%s\n",
- dev->name, print_mac(mac, dev->dev_addr));
+ printk(KERN_INFO DEVICE_NAME "%pM\n", dev->name, dev->dev_addr);
/* Even more device info helps when determining which kernel */
/* provided which set of benchmarks. */
priv->oldspeed = 0;
priv->oldduplex = -1;
- snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, priv->einfo->bus_id, priv->einfo->phy_id);
+ snprintf(phy_id, sizeof(phy_id), PHY_ID_FMT, priv->einfo->bus_id, priv->einfo->phy_id);
interface = gfar_get_interface(dev);
struct gfar_mii __iomem *regs =
(void __iomem *)&priv->regs->gfar_mii_regs;
int tbipa = gfar_read(&priv->regs->tbipa);
+ struct mii_bus *bus = gfar_get_miibus(priv);
+
+ if (bus)
+ mutex_lock(&bus->mdio_lock);
+
+ /* If the link is already up, we must already be ok, and don't need to
+ * configure and reset the TBI<->SerDes link. Maybe U-Boot configured
+ * everything for us? Resetting it takes the link down and requires
+ * several seconds for it to come back.
+ */
+ if (gfar_local_mdio_read(regs, tbipa, MII_BMSR) & BMSR_LSTATUS)
+ goto done;
/* Single clk mode, mii mode off(for serdes communication) */
gfar_local_mdio_write(regs, tbipa, MII_TBICON, TBICON_CLK_SELECT);
gfar_local_mdio_write(regs, tbipa, MII_BMCR, BMCR_ANENABLE |
BMCR_ANRESTART | BMCR_FULLDPLX | BMCR_SPEED1000);
+
+ done:
+ if (bus)
+ mutex_unlock(&bus->mdio_lock);
}
static void init_registers(struct net_device *dev)
dev->stats.rx_bytes += pkt_len;
}
- dev->last_rx = jiffies;
-
priv->rx_skbuff[priv->skb_currx] = newskb;
/* Setup the new bdp */