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authorLennert Buytenhek <buytenh@marvell.com>2008-10-08 16:29:57 -0700
committerDavid S. Miller <davem@davemloft.net>2008-10-08 16:29:57 -0700
commit298cf9beb9679522de995e249eccbd82f7c51999 (patch)
treecabbc9c696a063982aea9a24d8caa667daa33a1a /drivers/net/au1000_eth.c
parent18ee49ddb0d242ed1d0e273038d5e4f6de7379d3 (diff)
phylib: move to dynamic allocation of struct mii_bus
This patch introduces mdiobus_alloc() and mdiobus_free(), and makes all mdio bus drivers use these functions to allocate their struct mii_bus'es dynamically. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net> Acked-by: Andy Fleming <afleming@freescale.com>
Diffstat (limited to 'drivers/net/au1000_eth.c')
-rw-r--r--drivers/net/au1000_eth.c43
1 files changed, 27 insertions, 16 deletions
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 92c16c37ff23..7b92201a7b50 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -290,7 +290,7 @@ static int mii_probe (struct net_device *dev)
if(aup->mac_id == 0) { /* get PHY0 */
# if defined(AU1XXX_PHY0_ADDR)
- phydev = au_macs[AU1XXX_PHY0_BUSID]->mii_bus.phy_map[AU1XXX_PHY0_ADDR];
+ phydev = au_macs[AU1XXX_PHY0_BUSID]->mii_bus->phy_map[AU1XXX_PHY0_ADDR];
# else
printk (KERN_INFO DRV_NAME ":%s: using PHY-less setup\n",
dev->name);
@@ -298,7 +298,7 @@ static int mii_probe (struct net_device *dev)
# endif /* defined(AU1XXX_PHY0_ADDR) */
} else if (aup->mac_id == 1) { /* get PHY1 */
# if defined(AU1XXX_PHY1_ADDR)
- phydev = au_macs[AU1XXX_PHY1_BUSID]->mii_bus.phy_map[AU1XXX_PHY1_ADDR];
+ phydev = au_macs[AU1XXX_PHY1_BUSID]->mii_bus->phy_map[AU1XXX_PHY1_ADDR];
# else
printk (KERN_INFO DRV_NAME ":%s: using PHY-less setup\n",
dev->name);
@@ -311,8 +311,8 @@ static int mii_probe (struct net_device *dev)
/* find the first (lowest address) PHY on the current MAC's MII bus */
for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++)
- if (aup->mii_bus.phy_map[phy_addr]) {
- phydev = aup->mii_bus.phy_map[phy_addr];
+ if (aup->mii_bus->phy_map[phy_addr]) {
+ phydev = aup->mii_bus->phy_map[phy_addr];
# if !defined(AU1XXX_PHY_SEARCH_HIGHEST_ADDR)
break; /* break out with first one found */
# endif
@@ -331,7 +331,7 @@ static int mii_probe (struct net_device *dev)
* the MAC0 MII bus */
for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++) {
struct phy_device *const tmp_phydev =
- au_macs[0]->mii_bus.phy_map[phy_addr];
+ au_macs[0]->mii_bus->phy_map[phy_addr];
if (!tmp_phydev)
continue; /* no PHY here... */
@@ -698,28 +698,32 @@ static struct net_device * au1000_probe(int port_num)
*aup->enable = 0;
aup->mac_enabled = 0;
- aup->mii_bus.priv = dev;
- aup->mii_bus.read = mdiobus_read;
- aup->mii_bus.write = mdiobus_write;
- aup->mii_bus.reset = mdiobus_reset;
- aup->mii_bus.name = "au1000_eth_mii";
- snprintf(aup->mii_bus.id, MII_BUS_ID_SIZE, "%x", aup->mac_id);
- aup->mii_bus.irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
+ aup->mii_bus = mdiobus_alloc();
+ if (aup->mii_bus == NULL)
+ goto err_out;
+
+ aup->mii_bus->priv = dev;
+ aup->mii_bus->read = mdiobus_read;
+ aup->mii_bus->write = mdiobus_write;
+ aup->mii_bus->reset = mdiobus_reset;
+ aup->mii_bus->name = "au1000_eth_mii";
+ snprintf(aup->mii_bus->id, MII_BUS_ID_SIZE, "%x", aup->mac_id);
+ aup->mii_bus->irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
for(i = 0; i < PHY_MAX_ADDR; ++i)
- aup->mii_bus.irq[i] = PHY_POLL;
+ aup->mii_bus->irq[i] = PHY_POLL;
/* if known, set corresponding PHY IRQs */
#if defined(AU1XXX_PHY_STATIC_CONFIG)
# if defined(AU1XXX_PHY0_IRQ)
if (AU1XXX_PHY0_BUSID == aup->mac_id)
- aup->mii_bus.irq[AU1XXX_PHY0_ADDR] = AU1XXX_PHY0_IRQ;
+ aup->mii_bus->irq[AU1XXX_PHY0_ADDR] = AU1XXX_PHY0_IRQ;
# endif
# if defined(AU1XXX_PHY1_IRQ)
if (AU1XXX_PHY1_BUSID == aup->mac_id)
- aup->mii_bus.irq[AU1XXX_PHY1_ADDR] = AU1XXX_PHY1_IRQ;
+ aup->mii_bus->irq[AU1XXX_PHY1_ADDR] = AU1XXX_PHY1_IRQ;
# endif
#endif
- mdiobus_register(&aup->mii_bus);
+ mdiobus_register(aup->mii_bus);
if (mii_probe(dev) != 0) {
goto err_out;
@@ -775,6 +779,11 @@ static struct net_device * au1000_probe(int port_num)
return dev;
err_out:
+ if (aup->mii_bus != NULL) {
+ mdiobus_unregister(aup->mii_bus);
+ mdiobus_free(aup->mii_bus);
+ }
+
/* here we should have a valid dev plus aup-> register addresses
* so we can reset the mac properly.*/
reset_mac(dev);
@@ -1005,6 +1014,8 @@ static void __exit au1000_cleanup_module(void)
if (dev) {
aup = (struct au1000_private *) dev->priv;
unregister_netdev(dev);
+ mdiobus_unregister(aup->mii_bus);
+ mdiobus_free(aup->mii_bus);
for (j = 0; j < NUM_RX_DMA; j++)
if (aup->rx_db_inuse[j])
ReleaseDB(aup, aup->rx_db_inuse[j]);