phy: Change mii_bus id field to a string

Having the id field be an int was making more complex bus topologies
excessively difficult.  For now, just convert it to a string, and
change all instances of "bus->id = val" to
snprintf(id, MII_BUS_ID_LEN, "%x", val).

Signed-off-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c
index c85194f2cd2d..9da7ff437031 100644
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -987,7 +987,7 @@ static int external_switch;
 static int __devinit cpmac_probe(struct platform_device *pdev)
 {
         int rc, phy_id, i;
-        int mdio_bus_id = cpmac_mii.id;
+        char *mdio_bus_id = "0";
         struct resource *mem;
         struct cpmac_priv *priv;
         struct net_device *dev;
@@ -1008,8 +1008,6 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
                 if (external_switch || dumb_switch) {
                         struct fixed_phy_status status = {};
 
-                        mdio_bus_id = 0;
-
                         /*
                          * FIXME: this should be in the platform code!
                          * Since there is not platform code at all (that is,
@@ -1143,6 +1141,7 @@ int __devinit cpmac_init(void)
         }
 
         cpmac_mii.phy_mask = ~(mask | 0x80000000);
+        snprintf(cpmac_mii.id, MII_BUS_ID_SIZE, "0");
 
         res = mdiobus_register(&cpmac_mii);
         if (res)