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path: root/drivers/net/au1000_eth.c
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Diffstat (limited to 'drivers/net/au1000_eth.c')
-rw-r--r--drivers/net/au1000_eth.c67
1 files changed, 40 insertions, 27 deletions
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 5ee1b0557a0..019b13c08ae 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -94,8 +94,8 @@ static irqreturn_t au1000_interrupt(int, void *);
static void au1000_tx_timeout(struct net_device *);
static void set_rx_mode(struct net_device *);
static int au1000_ioctl(struct net_device *, struct ifreq *, int);
-static int mdio_read(struct net_device *, int, int);
-static void mdio_write(struct net_device *, int, int, u16);
+static int au1000_mdio_read(struct net_device *, int, int);
+static void au1000_mdio_write(struct net_device *, int, int, u16);
static void au1000_adjust_link(struct net_device *);
static void enable_mac(struct net_device *, int);
@@ -191,7 +191,7 @@ struct au1000_private *au_macs[NUM_ETH_INTERFACES];
/*
* MII operations
*/
-static int mdio_read(struct net_device *dev, int phy_addr, int reg)
+static int au1000_mdio_read(struct net_device *dev, int phy_addr, int reg)
{
struct au1000_private *aup = (struct au1000_private *) dev->priv;
volatile u32 *const mii_control_reg = &aup->mac->mii_control;
@@ -225,7 +225,8 @@ static int mdio_read(struct net_device *dev, int phy_addr, int reg)
return (int)*mii_data_reg;
}
-static void mdio_write(struct net_device *dev, int phy_addr, int reg, u16 value)
+static void au1000_mdio_write(struct net_device *dev, int phy_addr,
+ int reg, u16 value)
{
struct au1000_private *aup = (struct au1000_private *) dev->priv;
volatile u32 *const mii_control_reg = &aup->mac->mii_control;
@@ -249,7 +250,7 @@ static void mdio_write(struct net_device *dev, int phy_addr, int reg, u16 value)
*mii_control_reg = mii_control;
}
-static int mdiobus_read(struct mii_bus *bus, int phy_addr, int regnum)
+static int au1000_mdiobus_read(struct mii_bus *bus, int phy_addr, int regnum)
{
/* WARNING: bus->phy_map[phy_addr].attached_dev == dev does
* _NOT_ hold (e.g. when PHY is accessed through other MAC's MII bus) */
@@ -257,21 +258,21 @@ static int mdiobus_read(struct mii_bus *bus, int phy_addr, int regnum)
enable_mac(dev, 0); /* make sure the MAC associated with this
* mii_bus is enabled */
- return mdio_read(dev, phy_addr, regnum);
+ return au1000_mdio_read(dev, phy_addr, regnum);
}
-static int mdiobus_write(struct mii_bus *bus, int phy_addr, int regnum,
- u16 value)
+static int au1000_mdiobus_write(struct mii_bus *bus, int phy_addr, int regnum,
+ u16 value)
{
struct net_device *const dev = bus->priv;
enable_mac(dev, 0); /* make sure the MAC associated with this
* mii_bus is enabled */
- mdio_write(dev, phy_addr, regnum, value);
+ au1000_mdio_write(dev, phy_addr, regnum, value);
return 0;
}
-static int mdiobus_reset(struct mii_bus *bus)
+static int au1000_mdiobus_reset(struct mii_bus *bus)
{
struct net_device *const dev = bus->priv;
@@ -290,7 +291,7 @@ 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 +299,7 @@ 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 +312,8 @@ 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 +332,7 @@ 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... */
@@ -653,6 +654,8 @@ static struct net_device * au1000_probe(int port_num)
aup = dev->priv;
+ spin_lock_init(&aup->lock);
+
/* Allocate the data buffers */
/* Snooping works fine with eth on all au1xxx */
aup->vaddr = (u32)dma_alloc_noncoherent(NULL, MAX_BUF_SIZE *
@@ -696,28 +699,32 @@ 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 = au1000_mdiobus_read;
+ aup->mii_bus->write = au1000_mdiobus_write;
+ aup->mii_bus->reset = au1000_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;
@@ -753,7 +760,6 @@ static struct net_device * au1000_probe(int port_num)
aup->tx_db_inuse[i] = pDB;
}
- spin_lock_init(&aup->lock);
dev->base_addr = base;
dev->irq = irq;
dev->open = au1000_open;
@@ -774,6 +780,11 @@ 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);
@@ -1004,6 +1015,8 @@ 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]);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-22 13:39:23 +0000