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path: root/drivers/net/ucc_geth_mii.c
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Diffstat (limited to 'drivers/net/ucc_geth_mii.c')
-rw-r--r--drivers/net/ucc_geth_mii.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/net/ucc_geth_mii.c b/drivers/net/ucc_geth_mii.c
index c001d261366b..0ada4edd56eb 100644
--- a/drivers/net/ucc_geth_mii.c
+++ b/drivers/net/ucc_geth_mii.c
@@ -107,7 +107,7 @@ int uec_mdio_read(struct mii_bus *bus, int mii_id, int regnum)
static int uec_mdio_reset(struct mii_bus *bus)
{
struct ucc_mii_mng __iomem *regs = (void __iomem *)bus->priv;
- unsigned int timeout = PHY_INIT_TIMEOUT;
+ int timeout = PHY_INIT_TIMEOUT;
mutex_lock(&bus->mdio_lock);
@@ -123,7 +123,7 @@ static int uec_mdio_reset(struct mii_bus *bus)
mutex_unlock(&bus->mdio_lock);
- if (timeout <= 0) {
+ if (timeout < 0) {
printk(KERN_ERR "%s: The MII Bus is stuck!\n", bus->name);
return -EBUSY;
}
@@ -156,7 +156,7 @@ static int uec_mdio_probe(struct of_device *ofdev, const struct of_device_id *ma
if (err)
goto reg_map_fail;
- snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start);
+ uec_mdio_bus_name(new_bus->id, np);
new_bus->irq = kmalloc(32 * sizeof(int), GFP_KERNEL);
@@ -283,3 +283,13 @@ void uec_mdio_exit(void)
{
of_unregister_platform_driver(&uec_mdio_driver);
}
+
+void uec_mdio_bus_name(char *name, struct device_node *np)
+{
+ const u32 *reg;
+
+ reg = of_get_property(np, "reg", NULL);
+
+ snprintf(name, MII_BUS_ID_SIZE, "%s@%x", np->name, reg ? *reg : 0);
+}
+