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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>
This commit is contained in:
Lennert Buytenhek 2008-10-08 16:29:57 -07:00 committed by David S. Miller
parent 18ee49ddb0
commit 298cf9beb9
23 changed files with 285 additions and 191 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/net/au1000_eth.c
View File

@ -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]);

2
drivers/net/au1000_eth.h
View File

@ -106,7 +106,7 @@ struct au1000_private {
int old_duplex;
struct phy_device *phy_dev;
struct mii_bus mii_bus;
struct mii_bus *mii_bus;
/* These variables are just for quick access to certain regs addresses. */
volatile mac_reg_t *mac; /* mac registers */

33
drivers/net/bfin_mac.c
View File

@ -398,7 +398,7 @@ static int mii_probe(struct net_device *dev)
/* search for connect PHY device */
for (i = 0; i < PHY_MAX_ADDR; i++) {
struct phy_device *const tmp_phydev = lp->mii_bus.phy_map[i];
struct phy_device *const tmp_phydev = lp->mii_bus->phy_map[i];
if (!tmp_phydev)
continue; /* no PHY here... */
@ -1058,17 +1058,21 @@ static int __devinit bfin_mac_probe(struct platform_device *pdev)
setup_mac_addr(ndev->dev_addr);
/* MDIO bus initial */
lp->mii_bus.priv = ndev;
lp->mii_bus.read = mdiobus_read;
lp->mii_bus.write = mdiobus_write;
lp->mii_bus.reset = mdiobus_reset;
lp->mii_bus.name = "bfin_mac_mdio";
snprintf(lp->mii_bus.id, MII_BUS_ID_SIZE, "0");
lp->mii_bus.irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
for (i = 0; i < PHY_MAX_ADDR; ++i)
lp->mii_bus.irq[i] = PHY_POLL;
lp->mii_bus = mdiobus_alloc();
if (lp->mii_bus == NULL)
goto out_err_mdiobus_alloc;
rc = mdiobus_register(&lp->mii_bus);
lp->mii_bus->priv = ndev;
lp->mii_bus->read = mdiobus_read;
lp->mii_bus->write = mdiobus_write;
lp->mii_bus->reset = mdiobus_reset;
lp->mii_bus->name = "bfin_mac_mdio";
snprintf(lp->mii_bus->id, MII_BUS_ID_SIZE, "0");
lp->mii_bus->irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
for (i = 0; i < PHY_MAX_ADDR; ++i)
lp->mii_bus->irq[i] = PHY_POLL;
rc = mdiobus_register(lp->mii_bus);
if (rc) {
dev_err(&pdev->dev, "Cannot register MDIO bus!\n");
goto out_err_mdiobus_register;
@ -1121,8 +1125,10 @@ out_err_reg_ndev:
free_irq(IRQ_MAC_RX, ndev);
out_err_request_irq:
out_err_mii_probe:
mdiobus_unregister(&lp->mii_bus);
mdiobus_unregister(lp->mii_bus);
out_err_mdiobus_register:
mdiobus_free(lp->mii_bus);
out_err_mdiobus_alloc:
peripheral_free_list(pin_req);
out_err_setup_pin_mux:
out_err_probe_mac:
@ -1139,7 +1145,8 @@ static int __devexit bfin_mac_remove(struct platform_device *pdev)
platform_set_drvdata(pdev, NULL);
mdiobus_unregister(&lp->mii_bus);
mdiobus_unregister(lp->mii_bus);
mdiobus_free(lp->mii_bus);
unregister_netdev(ndev);

2
drivers/net/bfin_mac.h
View File

@ -66,7 +66,7 @@ struct bfin_mac_local {
int old_duplex;
struct phy_device *phydev;
struct mii_bus mii_bus;
struct mii_bus *mii_bus;
};
extern void bfin_get_ether_addr(char *addr);

51
drivers/net/cpmac.c
View File

@ -302,13 +302,7 @@ static int cpmac_mdio_reset(struct mii_bus *bus)
static int mii_irqs[PHY_MAX_ADDR] = { PHY_POLL, };
static struct mii_bus cpmac_mii = {
.name = "cpmac-mii",
.read = cpmac_mdio_read,
.write = cpmac_mdio_write,
.reset = cpmac_mdio_reset,
.irq = mii_irqs,
};
static struct mii_bus *cpmac_mii;
static int cpmac_config(struct net_device *dev, struct ifmap *map)
{
@ -1116,7 +1110,7 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
if (!(pdata->phy_mask & (1 << phy_id)))
continue;
if (!cpmac_mii.phy_map[phy_id])
if (!cpmac_mii->phy_map[phy_id])
continue;
break;
}
@ -1168,7 +1162,7 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
priv->msg_enable = netif_msg_init(debug_level, 0xff);
memcpy(dev->dev_addr, pdata->dev_addr, sizeof(dev->dev_addr));
priv->phy = phy_connect(dev, cpmac_mii.phy_map[phy_id]->dev.bus_id,
priv->phy = phy_connect(dev, cpmac_mii->phy_map[phy_id]->dev.bus_id,
&cpmac_adjust_link, 0, PHY_INTERFACE_MODE_MII);
if (IS_ERR(priv->phy)) {
if (netif_msg_drv(priv))
@ -1216,11 +1210,22 @@ int __devinit cpmac_init(void)
u32 mask;
int i, res;
cpmac_mii.priv = ioremap(AR7_REGS_MDIO, 256);
cpmac_mii = mdiobus_alloc();
if (cpmac_mii == NULL)
return -ENOMEM;
if (!cpmac_mii.priv) {
cpmac_mii->name = "cpmac-mii";
cpmac_mii->read = cpmac_mdio_read;
cpmac_mii->write = cpmac_mdio_write;
cpmac_mii->reset = cpmac_mdio_reset;
cpmac_mii->irq = mii_irqs;
cpmac_mii->priv = ioremap(AR7_REGS_MDIO, 256);
if (!cpmac_mii->priv) {
printk(KERN_ERR "Can't ioremap mdio registers\n");
return -ENXIO;
res = -ENXIO;
goto fail_alloc;
}
#warning FIXME: unhardcode gpio&reset bits
@ -1230,10 +1235,10 @@ int __devinit cpmac_init(void)
ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
ar7_device_reset(AR7_RESET_BIT_EPHY);
cpmac_mii.reset(&cpmac_mii);
cpmac_mii->reset(cpmac_mii);
for (i = 0; i < 300000; i++)
if ((mask = cpmac_read(cpmac_mii.priv, CPMAC_MDIO_ALIVE)))
if ((mask = cpmac_read(cpmac_mii->priv, CPMAC_MDIO_ALIVE)))
break;
else
cpu_relax();
@ -1244,10 +1249,10 @@ int __devinit cpmac_init(void)
mask = 0;
}
cpmac_mii.phy_mask = ~(mask | 0x80000000);
snprintf(cpmac_mii.id, MII_BUS_ID_SIZE, "0");
cpmac_mii->phy_mask = ~(mask | 0x80000000);
snprintf(cpmac_mii->id, MII_BUS_ID_SIZE, "0");
res = mdiobus_register(&cpmac_mii);
res = mdiobus_register(cpmac_mii);
if (res)
goto fail_mii;
@ -1258,10 +1263,13 @@ int __devinit cpmac_init(void)
return 0;
fail_cpmac:
mdiobus_unregister(&cpmac_mii);
mdiobus_unregister(cpmac_mii);
fail_mii:
iounmap(cpmac_mii.priv);
iounmap(cpmac_mii->priv);
fail_alloc:
mdiobus_free(cpmac_mii);
return res;
}
@ -1269,8 +1277,9 @@ fail_mii:
void __devexit cpmac_exit(void)
{
platform_driver_unregister(&cpmac_driver);
mdiobus_unregister(&cpmac_mii);
iounmap(cpmac_mii.priv);
mdiobus_unregister(cpmac_mii);
mdiobus_free(cpmac_mii);
iounmap(cpmac_mii->priv);
}
module_init(cpmac_init);

6
drivers/net/fec_mpc52xx_phy.c
View File

@ -83,7 +83,7 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of, const struct of_device_i
int err;
int i;
bus = kzalloc(sizeof(*bus), GFP_KERNEL);
bus = mdiobus_alloc();
if (bus == NULL)
return -ENOMEM;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
@ -150,7 +150,7 @@ static int mpc52xx_fec_mdio_probe(struct of_device *of, const struct of_device_i
irq_dispose_mapping(bus->irq[i]);
kfree(bus->irq);
kfree(priv);
kfree(bus);
mdiobus_free(bus);
return err;
}
@ -171,7 +171,7 @@ static int mpc52xx_fec_mdio_remove(struct of_device *of)
irq_dispose_mapping(bus->irq[i]);
kfree(priv);
kfree(bus->irq);
kfree(bus);
mdiobus_free(bus);
return 0;
}

7
drivers/net/fs_enet/mii-bitbang.c
View File

@ -218,9 +218,9 @@ out_free_irqs:
out_unmap_regs:
iounmap(bitbang->dir);
out_free_bus:
kfree(new_bus);
out_free_priv:
free_mdio_bitbang(new_bus);
out_free_priv:
kfree(bitbang);
out:
return ret;
}
@ -231,12 +231,11 @@ static int fs_enet_mdio_remove(struct of_device *ofdev)
struct bb_info *bitbang = bus->priv;
mdiobus_unregister(bus);
free_mdio_bitbang(bus);
dev_set_drvdata(&ofdev->dev, NULL);
kfree(bus->irq);
free_mdio_bitbang(bus);
iounmap(bitbang->dir);
kfree(bitbang);
kfree(bus);
return 0;
}

6
drivers/net/fs_enet/mii-fec.c
View File

@ -128,7 +128,7 @@ static int __devinit fs_enet_mdio_probe(struct of_device *ofdev,
struct fec_info *fec;
int ret = -ENOMEM, i;
new_bus = kzalloc(sizeof(struct mii_bus), GFP_KERNEL);
new_bus = mdiobus_alloc();
if (!new_bus)
goto out;
@ -190,7 +190,7 @@ out_res:
out_fec:
kfree(fec);
out_mii:
kfree(new_bus);
mdiobus_free(new_bus);
out:
return ret;
}
@ -205,7 +205,7 @@ static int fs_enet_mdio_remove(struct of_device *ofdev)
kfree(bus->irq);
iounmap(fec->fecp);
kfree(fec);
kfree(bus);
mdiobus_free(bus);
return 0;
}

7
drivers/net/gianfar_mii.c
View File

@ -164,8 +164,7 @@ static int gfar_mdio_probe(struct device *dev)
if (NULL == dev)
return -EINVAL;
new_bus = kzalloc(sizeof(struct mii_bus), GFP_KERNEL);
new_bus = mdiobus_alloc();
if (NULL == new_bus)
return -ENOMEM;
@ -242,7 +241,7 @@ static int gfar_mdio_probe(struct device *dev)
bus_register_fail:
iounmap(regs);
reg_map_fail:
kfree(new_bus);
mdiobus_free(new_bus);
return err;
}
@ -258,7 +257,7 @@ static int gfar_mdio_remove(struct device *dev)
iounmap((void __iomem *)bus->priv);
bus->priv = NULL;
kfree(bus);
mdiobus_free(bus);
return 0;
}

55
drivers/net/macb.c
View File

@ -195,8 +195,8 @@ static int macb_mii_probe(struct net_device *dev)
/* find the first phy */
for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++) {
if (bp->mii_bus.phy_map[phy_addr]) {
phydev = bp->mii_bus.phy_map[phy_addr];
if (bp->mii_bus->phy_map[phy_addr]) {
phydev = bp->mii_bus->phy_map[phy_addr];
break;
}
}
@ -244,30 +244,36 @@ static int macb_mii_init(struct macb *bp)
/* Enable managment port */
macb_writel(bp, NCR, MACB_BIT(MPE));
bp->mii_bus.name = "MACB_mii_bus";
bp->mii_bus.read = &macb_mdio_read;
bp->mii_bus.write = &macb_mdio_write;
bp->mii_bus.reset = &macb_mdio_reset;
snprintf(bp->mii_bus.id, MII_BUS_ID_SIZE, "%x", bp->pdev->id);
bp->mii_bus.priv = bp;
bp->mii_bus.parent = &bp->dev->dev;
pdata = bp->pdev->dev.platform_data;
if (pdata)
bp->mii_bus.phy_mask = pdata->phy_mask;
bp->mii_bus.irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
if (!bp->mii_bus.irq) {
bp->mii_bus = mdiobus_alloc();
if (bp->mii_bus == NULL) {
err = -ENOMEM;
goto err_out;
}
bp->mii_bus->name = "MACB_mii_bus";
bp->mii_bus->read = &macb_mdio_read;
bp->mii_bus->write = &macb_mdio_write;
bp->mii_bus->reset = &macb_mdio_reset;
snprintf(bp->mii_bus->id, MII_BUS_ID_SIZE, "%x", bp->pdev->id);
bp->mii_bus->priv = bp;
bp->mii_bus->parent = &bp->dev->dev;
pdata = bp->pdev->dev.platform_data;
if (pdata)
bp->mii_bus->phy_mask = pdata->phy_mask;
bp->mii_bus->irq = kmalloc(sizeof(int)*PHY_MAX_ADDR, GFP_KERNEL);
if (!bp->mii_bus->irq) {
err = -ENOMEM;
goto err_out_free_mdiobus;
}
for (i = 0; i < PHY_MAX_ADDR; i++)
bp->mii_bus.irq[i] = PHY_POLL;
bp->mii_bus->irq[i] = PHY_POLL;
platform_set_drvdata(bp->dev, &bp->mii_bus);
platform_set_drvdata(bp->dev, bp->mii_bus);
if (mdiobus_register(&bp->mii_bus))
if (mdiobus_register(bp->mii_bus))
goto err_out_free_mdio_irq;
if (macb_mii_probe(bp->dev) != 0) {
@ -277,9 +283,11 @@ static int macb_mii_init(struct macb *bp)
return 0;
err_out_unregister_bus:
mdiobus_unregister(&bp->mii_bus);
mdiobus_unregister(bp->mii_bus);
err_out_free_mdio_irq:
kfree(bp->mii_bus.irq);
kfree(bp->mii_bus->irq);
err_out_free_mdiobus:
mdiobus_free(bp->mii_bus);
err_out:
return err;
}
@ -1261,8 +1269,9 @@ static int __exit macb_remove(struct platform_device *pdev)
bp = netdev_priv(dev);
if (bp->phy_dev)
phy_disconnect(bp->phy_dev);
mdiobus_unregister(&bp->mii_bus);
kfree(bp->mii_bus.irq);
mdiobus_unregister(bp->mii_bus);
kfree(bp->mii_bus->irq);
mdiobus_free(bp->mii_bus);
unregister_netdev(dev);
free_irq(dev->irq, dev);
iounmap(bp->regs);

2
drivers/net/macb.h
View File

@ -384,7 +384,7 @@ struct macb {
unsigned int rx_pending, tx_pending;
struct mii_bus mii_bus;
struct mii_bus *mii_bus;
struct phy_device *phy_dev;
unsigned int link;
unsigned int speed;

32
drivers/net/mv643xx_eth.c
View File

@ -250,7 +250,7 @@ struct mv643xx_eth_shared_private {
/*
* Provides access to local SMI interface.
*/
struct mii_bus smi_bus;
struct mii_bus *smi_bus;
/*
* If we have access to the error interrupt pin (which is
@ -2363,15 +2363,19 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev)
* Set up and register SMI bus.
*/
if (pd == NULL || pd->shared_smi == NULL) {
msp->smi_bus.priv = msp;
msp->smi_bus.name = "mv643xx_eth smi";
msp->smi_bus.read = smi_bus_read;
msp->smi_bus.write = smi_bus_write,
snprintf(msp->smi_bus.id, MII_BUS_ID_SIZE, "%d", pdev->id);
msp->smi_bus.parent = &pdev->dev;
msp->smi_bus.phy_mask = 0xffffffff;
if (mdiobus_register(&msp->smi_bus) < 0)
msp->smi_bus = mdiobus_alloc();
if (msp->smi_bus == NULL)
goto out_unmap;
msp->smi_bus->priv = msp;
msp->smi_bus->name = "mv643xx_eth smi";
msp->smi_bus->read = smi_bus_read;
msp->smi_bus->write = smi_bus_write,
snprintf(msp->smi_bus->id, MII_BUS_ID_SIZE, "%d", pdev->id);
msp->smi_bus->parent = &pdev->dev;
msp->smi_bus->phy_mask = 0xffffffff;
if (mdiobus_register(msp->smi_bus) < 0)
goto out_free_mii_bus;
msp->smi = msp;
} else {
msp->smi = platform_get_drvdata(pd->shared_smi);
@ -2411,6 +2415,8 @@ static int mv643xx_eth_shared_probe(struct platform_device *pdev)
return 0;
out_free_mii_bus:
mdiobus_free(msp->smi_bus);
out_unmap:
iounmap(msp->base);
out_free:
@ -2424,8 +2430,10 @@ static int mv643xx_eth_shared_remove(struct platform_device *pdev)
struct mv643xx_eth_shared_private *msp = platform_get_drvdata(pdev);
struct mv643xx_eth_shared_platform_data *pd = pdev->dev.platform_data;
if (pd == NULL || pd->shared_smi == NULL)
mdiobus_unregister(&msp->smi_bus);
if (pd == NULL || pd->shared_smi == NULL) {
mdiobus_free(msp->smi_bus);
mdiobus_unregister(msp->smi_bus);
}
if (msp->err_interrupt != NO_IRQ)
free_irq(msp->err_interrupt, msp);
iounmap(msp->base);
@ -2493,7 +2501,7 @@ static void set_params(struct mv643xx_eth_private *mp,
static struct phy_device *phy_scan(struct mv643xx_eth_private *mp,
int phy_addr)
{
struct mii_bus *bus = &mp->shared->smi->smi_bus;
struct mii_bus *bus = mp->shared->smi->smi_bus;
struct phy_device *phydev;
int start;
int num;

31
drivers/net/phy/fixed.c
View File

@ -24,7 +24,7 @@
struct fixed_mdio_bus {
int irqs[PHY_MAX_ADDR];
struct mii_bus mii_bus;
struct mii_bus *mii_bus;
struct list_head phys;
};
@ -213,19 +213,27 @@ static int __init fixed_mdio_bus_init(void)
goto err_pdev;
}
snprintf(fmb->mii_bus.id, MII_BUS_ID_SIZE, "0");
fmb->mii_bus.name = "Fixed MDIO Bus";
fmb->mii_bus.parent = &pdev->dev;
fmb->mii_bus.read = &fixed_mdio_read;
fmb->mii_bus.write = &fixed_mdio_write;
fmb->mii_bus.irq = fmb->irqs;
ret = mdiobus_register(&fmb->mii_bus);
if (ret)
fmb->mii_bus = mdiobus_alloc();
if (fmb->mii_bus == NULL) {
ret = -ENOMEM;
goto err_mdiobus_reg;
}
snprintf(fmb->mii_bus->id, MII_BUS_ID_SIZE, "0");
fmb->mii_bus->name = "Fixed MDIO Bus";
fmb->mii_bus->parent = &pdev->dev;
fmb->mii_bus->read = &fixed_mdio_read;
fmb->mii_bus->write = &fixed_mdio_write;
fmb->mii_bus->irq = fmb->irqs;
ret = mdiobus_register(fmb->mii_bus);
if (ret)
goto err_mdiobus_alloc;
return 0;
err_mdiobus_alloc:
mdiobus_free(fmb->mii_bus);
err_mdiobus_reg:
platform_device_unregister(pdev);
err_pdev:
@ -238,7 +246,8 @@ static void __exit fixed_mdio_bus_exit(void)
struct fixed_mdio_bus *fmb = &platform_fmb;
struct fixed_phy *fp, *tmp;
mdiobus_unregister(&fmb->mii_bus);
mdiobus_unregister(fmb->mii_bus);
mdiobus_free(fmb->mii_bus);
platform_device_unregister(pdev);
list_for_each_entry_safe(fp, tmp, &fmb->phys, node) {

4
drivers/net/phy/mdio-bitbang.c
View File

@ -165,7 +165,7 @@ struct mii_bus *alloc_mdio_bitbang(struct mdiobb_ctrl *ctrl)
{
struct mii_bus *bus;
bus = kzalloc(sizeof(struct mii_bus), GFP_KERNEL);
bus = mdiobus_alloc();
if (!bus)
return NULL;
@ -184,7 +184,7 @@ void free_mdio_bitbang(struct mii_bus *bus)
struct mdiobb_ctrl *ctrl = bus->priv;
module_put(ctrl->ops->owner);
kfree(bus);
mdiobus_free(bus);
}
EXPORT_SYMBOL(free_mdio_bitbang);

9
drivers/net/phy/mdio-ofgpio.c
View File

@ -122,7 +122,7 @@ static int __devinit mdio_ofgpio_probe(struct of_device *ofdev,
new_bus = alloc_mdio_bitbang(&bitbang->ctrl);
if (!new_bus)
goto out_free_priv;
goto out_free_bitbang;
new_bus->name = "GPIO Bitbanged MII",
@ -155,9 +155,9 @@ out_free_irqs:
dev_set_drvdata(&ofdev->dev, NULL);
kfree(new_bus->irq);
out_free_bus:
kfree(new_bus);
out_free_priv:
free_mdio_bitbang(new_bus);
out_free_bitbang:
kfree(bitbang);
out:
return ret;
}
@ -168,11 +168,10 @@ static int mdio_ofgpio_remove(struct of_device *ofdev)
struct mdio_gpio_info *bitbang = bus->priv;
mdiobus_unregister(bus);
kfree(bus->irq);
free_mdio_bitbang(bus);
dev_set_drvdata(&ofdev->dev, NULL);
kfree(bus->irq);
kfree(bitbang);
kfree(bus);
return 0;
}

24
drivers/net/phy/mdio_bus.c
View File

@ -35,6 +35,18 @@
#include <asm/irq.h>
#include <asm/uaccess.h>
/**
* mdiobus_alloc - allocate a mii_bus structure
*
* Description: called by a bus driver to allocate an mii_bus
* structure to fill in.
*/
struct mii_bus *mdiobus_alloc(void)
{
return kzalloc(sizeof(struct mii_bus), GFP_KERNEL);
}
EXPORT_SYMBOL(mdiobus_alloc);
/**
* mdiobus_register - bring up all the PHYs on a given bus and attach them to bus
* @bus: target mii_bus
@ -87,6 +99,18 @@ void mdiobus_unregister(struct mii_bus *bus)
}
EXPORT_SYMBOL(mdiobus_unregister);
/**
* mdiobus_free - free a struct mii_bus
* @bus: mii_bus to free
*
* This function frees the mii_bus.
*/
void mdiobus_free(struct mii_bus *bus)
{
kfree(bus);
}
EXPORT_SYMBOL(mdiobus_free);
struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr)
{
struct phy_device *phydev;

36
drivers/net/sb1250-mac.c
View File

@ -256,7 +256,7 @@ struct sbmac_softc {
struct net_device *sbm_dev; /* pointer to linux device */
struct napi_struct napi;
struct phy_device *phy_dev; /* the associated PHY device */
struct mii_bus mii_bus; /* the MII bus */
struct mii_bus *mii_bus; /* the MII bus */
int phy_irq[PHY_MAX_ADDR];
spinlock_t sbm_lock; /* spin lock */
int sbm_devflags; /* current device flags */
@ -2348,10 +2348,17 @@ static int sbmac_init(struct platform_device *pldev, long long base)
/* This is needed for PASS2 for Rx H/W checksum feature */
sbmac_set_iphdr_offset(sc);
sc->mii_bus = mdiobus_alloc();
if (sc->mii_bus == NULL) {
sbmac_uninitctx(sc);
return -ENOMEM;
}
err = register_netdev(dev);
if (err) {
printk(KERN_ERR "%s.%d: unable to register netdev\n",
sbmac_string, idx);
mdiobus_free(sc->mii_bus);
sbmac_uninitctx(sc);
return err;
}
@ -2369,17 +2376,17 @@ static int sbmac_init(struct platform_device *pldev, long long base)
pr_info("%s: SiByte Ethernet at 0x%08Lx, address: %s\n",
dev->name, base, print_mac(mac, eaddr));
sc->mii_bus.name = sbmac_mdio_string;
snprintf(sc->mii_bus.id, MII_BUS_ID_SIZE, "%x", idx);
sc->mii_bus.priv = sc;
sc->mii_bus.read = sbmac_mii_read;
sc->mii_bus.write = sbmac_mii_write;
sc->mii_bus.irq = sc->phy_irq;
sc->mii_bus->name = sbmac_mdio_string;
snprintf(sc->mii_bus->id, MII_BUS_ID_SIZE, "%x", idx);
sc->mii_bus->priv = sc;
sc->mii_bus->read = sbmac_mii_read;
sc->mii_bus->write = sbmac_mii_write;
sc->mii_bus->irq = sc->phy_irq;
for (i = 0; i < PHY_MAX_ADDR; ++i)
sc->mii_bus.irq[i] = SBMAC_PHY_INT;
sc->mii_bus->irq[i] = SBMAC_PHY_INT;
sc->mii_bus.parent = &pldev->dev;
dev_set_drvdata(&pldev->dev, &sc->mii_bus);
sc->mii_bus->parent = &pldev->dev;
dev_set_drvdata(&pldev->dev, sc->mii_bus);
return 0;
}
@ -2410,7 +2417,7 @@ static int sbmac_open(struct net_device *dev)
/*
* Probe PHY address
*/
err = mdiobus_register(&sc->mii_bus);
err = mdiobus_register(sc->mii_bus);
if (err) {
printk(KERN_ERR "%s: unable to register MDIO bus\n",
dev->name);
@ -2447,7 +2454,7 @@ static int sbmac_open(struct net_device *dev)
return 0;
out_unregister:
mdiobus_unregister(&sc->mii_bus);
mdiobus_unregister(sc->mii_bus);
out_unirq:
free_irq(dev->irq, dev);
@ -2463,7 +2470,7 @@ static int sbmac_mii_probe(struct net_device *dev)
int i;
for (i = 0; i < PHY_MAX_ADDR; i++) {
phy_dev = sc->mii_bus.phy_map[i];
phy_dev = sc->mii_bus->phy_map[i];
if (phy_dev)
break;
}
@ -2641,7 +2648,7 @@ static int sbmac_close(struct net_device *dev)
phy_disconnect(sc->phy_dev);
sc->phy_dev = NULL;
mdiobus_unregister(&sc->mii_bus);
mdiobus_unregister(sc->mii_bus);
free_irq(dev->irq, dev);
@ -2750,6 +2757,7 @@ static int __exit sbmac_remove(struct platform_device *pldev)
unregister_netdev(dev);
sbmac_uninitctx(sc);
mdiobus_free(sc->mii_bus);
iounmap(sc->sbm_base);
free_netdev(dev);

2
drivers/net/sh_eth.c
View File

@ -1166,7 +1166,7 @@ out_free_irq:
kfree(mdp->mii_bus->irq);
out_free_bus:
kfree(mdp->mii_bus);
free_mdio_bitbang(mdp->mii_bus);
out_free_bitbang:
kfree(bitbang);

47
drivers/net/tc35815.c
View File

@ -424,7 +424,7 @@ struct tc35815_local {
*/
spinlock_t lock;
struct mii_bus mii_bus;
struct mii_bus *mii_bus;
struct phy_device *phy_dev;
int duplex;
int speed;
@ -704,13 +704,13 @@ static int tc_mii_probe(struct net_device *dev)
/* find the first phy */
for (phy_addr = 0; phy_addr < PHY_MAX_ADDR; phy_addr++) {
if (lp->mii_bus.phy_map[phy_addr]) {
if (lp->mii_bus->phy_map[phy_addr]) {
if (phydev) {
printk(KERN_ERR "%s: multiple PHYs found\n",
dev->name);
return -EINVAL;
}
phydev = lp->mii_bus.phy_map[phy_addr];
phydev = lp->mii_bus->phy_map[phy_addr];
break;
}
}
@ -762,23 +762,29 @@ static int tc_mii_init(struct net_device *dev)
int err;
int i;
lp->mii_bus.name = "tc35815_mii_bus";
lp->mii_bus.read = tc_mdio_read;
lp->mii_bus.write = tc_mdio_write;
snprintf(lp->mii_bus.id, MII_BUS_ID_SIZE, "%x",
(lp->pci_dev->bus->number << 8) | lp->pci_dev->devfn);
lp->mii_bus.priv = dev;
lp->mii_bus.parent = &lp->pci_dev->dev;
lp->mii_bus.irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
if (!lp->mii_bus.irq) {
lp->mii_bus = mdiobus_alloc();
if (lp->mii_bus == NULL) {
err = -ENOMEM;
goto err_out;
}
for (i = 0; i < PHY_MAX_ADDR; i++)
lp->mii_bus.irq[i] = PHY_POLL;
lp->mii_bus->name = "tc35815_mii_bus";
lp->mii_bus->read = tc_mdio_read;
lp->mii_bus->write = tc_mdio_write;
snprintf(lp->mii_bus->id, MII_BUS_ID_SIZE, "%x",
(lp->pci_dev->bus->number << 8) | lp->pci_dev->devfn);
lp->mii_bus->priv = dev;
lp->mii_bus->parent = &lp->pci_dev->dev;
lp->mii_bus->irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
if (!lp->mii_bus->irq) {
err = -ENOMEM;
goto err_out_free_mii_bus;
}
err = mdiobus_register(&lp->mii_bus);
for (i = 0; i < PHY_MAX_ADDR; i++)
lp->mii_bus->irq[i] = PHY_POLL;
err = mdiobus_register(lp->mii_bus);
if (err)
goto err_out_free_mdio_irq;
err = tc_mii_probe(dev);
@ -787,9 +793,11 @@ static int tc_mii_init(struct net_device *dev)
return 0;
err_out_unregister_bus:
mdiobus_unregister(&lp->mii_bus);
mdiobus_unregister(lp->mii_bus);
err_out_free_mdio_irq:
kfree(lp->mii_bus.irq);
kfree(lp->mii_bus->irq);
err_out_free_mii_bus;
mdiobus_free(lp->mii_bus);
err_out:
return err;
}
@ -961,8 +969,9 @@ static void __devexit tc35815_remove_one(struct pci_dev *pdev)
struct tc35815_local *lp = netdev_priv(dev);
phy_disconnect(lp->phy_dev);
mdiobus_unregister(&lp->mii_bus);
kfree(lp->mii_bus.irq);
mdiobus_unregister(lp->mii_bus);
kfree(lp->mii_bus->irq);
mdiobus_free(lp->mii_bus);
unregister_netdev(dev);
free_netdev(dev);
pci_set_drvdata(pdev, NULL);

66
drivers/net/tg3.c
View File

@ -876,7 +876,7 @@ static void tg3_mdio_config(struct tg3 *tp)
{
u32 val;
if (tp->mdio_bus.phy_map[PHY_ADDR]->interface !=
if (tp->mdio_bus->phy_map[PHY_ADDR]->interface !=
PHY_INTERFACE_MODE_RGMII)
return;
@ -920,9 +920,9 @@ static void tg3_mdio_config(struct tg3 *tp)
static void tg3_mdio_start(struct tg3 *tp)
{
if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
mutex_lock(&tp->mdio_bus.mdio_lock);
mutex_lock(&tp->mdio_bus->mdio_lock);
tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_PAUSED;
mutex_unlock(&tp->mdio_bus.mdio_lock);
mutex_unlock(&tp->mdio_bus->mdio_lock);
}
tp->mi_mode &= ~MAC_MI_MODE_AUTO_POLL;
@ -936,9 +936,9 @@ static void tg3_mdio_start(struct tg3 *tp)
static void tg3_mdio_stop(struct tg3 *tp)
{
if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
mutex_lock(&tp->mdio_bus.mdio_lock);
mutex_lock(&tp->mdio_bus->mdio_lock);
tp->tg3_flags3 |= TG3_FLG3_MDIOBUS_PAUSED;
mutex_unlock(&tp->mdio_bus.mdio_lock);
mutex_unlock(&tp->mdio_bus->mdio_lock);
}
}
@ -947,7 +947,6 @@ static int tg3_mdio_init(struct tg3 *tp)
int i;
u32 reg;
struct phy_device *phydev;
struct mii_bus *mdio_bus = &tp->mdio_bus;
tg3_mdio_start(tp);
@ -955,21 +954,23 @@ static int tg3_mdio_init(struct tg3 *tp)
(tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED))
return 0;
memset(mdio_bus, 0, sizeof(*mdio_bus));
tp->mdio_bus = mdiobus_alloc();
if (tp->mdio_bus == NULL)
return -ENOMEM;
mdio_bus->name = "tg3 mdio bus";
snprintf(mdio_bus->id, MII_BUS_ID_SIZE, "%x",
tp->mdio_bus->name = "tg3 mdio bus";
snprintf(tp->mdio_bus->id, MII_BUS_ID_SIZE, "%x",
(tp->pdev->bus->number << 8) | tp->pdev->devfn);
mdio_bus->priv = tp;
mdio_bus->parent = &tp->pdev->dev;
mdio_bus->read = &tg3_mdio_read;
mdio_bus->write = &tg3_mdio_write;
mdio_bus->reset = &tg3_mdio_reset;
mdio_bus->phy_mask = ~(1 << PHY_ADDR);
mdio_bus->irq = &tp->mdio_irq[0];
tp->mdio_bus->priv = tp;
tp->mdio_bus->parent = &tp->pdev->dev;
tp->mdio_bus->read = &tg3_mdio_read;
tp->mdio_bus->write = &tg3_mdio_write;
tp->mdio_bus->reset = &tg3_mdio_reset;
tp->mdio_bus->phy_mask = ~(1 << PHY_ADDR);
tp->mdio_bus->irq = &tp->mdio_irq[0];
for (i = 0; i < PHY_MAX_ADDR; i++)
mdio_bus->irq[i] = PHY_POLL;
tp->mdio_bus->irq[i] = PHY_POLL;
/* The bus registration will look for all the PHYs on the mdio bus.
* Unfortunately, it does not ensure the PHY is powered up before
@ -979,7 +980,7 @@ static int tg3_mdio_init(struct tg3 *tp)
if (tg3_readphy(tp, MII_BMCR, &reg) || (reg & BMCR_PDOWN))
tg3_bmcr_reset(tp);
i = mdiobus_register(mdio_bus);
i = mdiobus_register(tp->mdio_bus);
if (i) {
printk(KERN_WARNING "%s: mdiobus_reg failed (0x%x)\n",
tp->dev->name, i);
@ -988,7 +989,7 @@ static int tg3_mdio_init(struct tg3 *tp)
tp->tg3_flags3 |= TG3_FLG3_MDIOBUS_INITED;
phydev = tp->mdio_bus.phy_map[PHY_ADDR];
phydev = tp->mdio_bus->phy_map[PHY_ADDR];
switch (phydev->phy_id) {
case TG3_PHY_ID_BCM50610:
@ -1014,7 +1015,8 @@ static void tg3_mdio_fini(struct tg3 *tp)
{
if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_INITED;
mdiobus_unregister(&tp->mdio_bus);
mdiobus_unregister(tp->mdio_bus);
mdiobus_free(tp->mdio_bus);
tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_PAUSED;
}
}
@ -1220,7 +1222,7 @@ static void tg3_setup_flow_control(struct tg3 *tp, u32 lcladv, u32 rmtadv)
u32 old_tx_mode = tp->tx_mode;
if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB)
autoneg = tp->mdio_bus.phy_map[PHY_ADDR]->autoneg;
autoneg = tp->mdio_bus->phy_map[PHY_ADDR]->autoneg;
else
autoneg = tp->link_config.autoneg;
@ -1257,7 +1259,7 @@ static void tg3_adjust_link(struct net_device *dev)
u8 oldflowctrl, linkmesg = 0;
u32 mac_mode, lcl_adv, rmt_adv;
struct tg3 *tp = netdev_priv(dev);
struct phy_device *phydev = tp->mdio_bus.phy_map[PHY_ADDR];
struct phy_device *phydev = tp->mdio_bus->phy_map[PHY_ADDR];
spin_lock(&tp->lock);
@ -1334,7 +1336,7 @@ static int tg3_phy_init(struct tg3 *tp)
/* Bring the PHY back to a known state. */
tg3_bmcr_reset(tp);
phydev = tp->mdio_bus.phy_map[PHY_ADDR];
phydev = tp->mdio_bus->phy_map[PHY_ADDR];
/* Attach the MAC to the PHY. */
phydev = phy_connect(tp->dev, phydev->dev.bus_id, tg3_adjust_link,
@ -1367,7 +1369,7 @@ static void tg3_phy_start(struct tg3 *tp)
if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
return;
phydev = tp->mdio_bus.phy_map[PHY_ADDR];
phydev = tp->mdio_bus->phy_map[PHY_ADDR];
if (tp->link_config.phy_is_low_power) {
tp->link_config.phy_is_low_power = 0;
@ -1387,13 +1389,13 @@ static void tg3_phy_stop(struct tg3 *tp)
if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
return;
phy_stop(tp->mdio_bus.phy_map[PHY_ADDR]);
phy_stop(tp->mdio_bus->phy_map[PHY_ADDR]);
}
static void tg3_phy_fini(struct tg3 *tp)
{
if (tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED) {
phy_disconnect(tp->mdio_bus.phy_map[PHY_ADDR]);
phy_disconnect(tp->mdio_bus->phy_map[PHY_ADDR]);
tp->tg3_flags3 &= ~TG3_FLG3_PHY_CONNECTED;
}
}
@ -2049,7 +2051,7 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
struct phy_device *phydev;
u32 advertising;
phydev = tp->mdio_bus.phy_map[PHY_ADDR];
phydev = tp->mdio_bus->phy_map[PHY_ADDR];
tp->link_config.phy_is_low_power = 1;
@ -8954,7 +8956,7 @@ static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
return -EAGAIN;
return phy_ethtool_gset(tp->mdio_bus.phy_map[PHY_ADDR], cmd);
return phy_ethtool_gset(tp->mdio_bus->phy_map[PHY_ADDR], cmd);
}
cmd->supported = (SUPPORTED_Autoneg);
@ -8995,7 +8997,7 @@ static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
return -EAGAIN;
return phy_ethtool_sset(tp->mdio_bus.phy_map[PHY_ADDR], cmd);
return phy_ethtool_sset(tp->mdio_bus->phy_map[PHY_ADDR], cmd);
}
if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
@ -9143,7 +9145,7 @@ static int tg3_nway_reset(struct net_device *dev)
if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
return -EAGAIN;
r = phy_start_aneg(tp->mdio_bus.phy_map[PHY_ADDR]);
r = phy_start_aneg(tp->mdio_bus->phy_map[PHY_ADDR]);
} else {
u32 bmcr;
@ -9260,7 +9262,7 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam
u32 newadv;
struct phy_device *phydev;
phydev = tp->mdio_bus.phy_map[PHY_ADDR];
phydev = tp->mdio_bus->phy_map[PHY_ADDR];
if (epause->rx_pause) {
if (epause->tx_pause)
@ -10242,7 +10244,7 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
if (tp->tg3_flags3 & TG3_FLG3_USE_PHYLIB) {
if (!(tp->tg3_flags3 & TG3_FLG3_PHY_CONNECTED))
return -EAGAIN;
return phy_mii_ioctl(tp->mdio_bus.phy_map[PHY_ADDR], data, cmd);
return phy_mii_ioctl(tp->mdio_bus->phy_map[PHY_ADDR], data, cmd);
}
switch(cmd) {

2
drivers/net/tg3.h
View File

@ -2556,7 +2556,7 @@ struct tg3 {
int msi_cap;
int pcix_cap;
struct mii_bus mdio_bus;
struct mii_bus *mdio_bus;
int mdio_irq[PHY_MAX_ADDR];
/* PHY info */

7
drivers/net/ucc_geth_mii.c
View File

@ -141,8 +141,7 @@ static int uec_mdio_probe(struct of_device *ofdev, const struct of_device_id *ma
struct resource res;
int k, err = 0;
new_bus = kzalloc(sizeof(struct mii_bus), GFP_KERNEL);
new_bus = mdiobus_alloc();
if (NULL == new_bus)
return -ENOMEM;
@ -235,7 +234,7 @@ bus_register_fail:
ioremap_fail:
kfree(new_bus->irq);
reg_map_fail:
kfree(new_bus);
mdiobus_free(new_bus);
return err;
}
@ -251,7 +250,7 @@ static int uec_mdio_remove(struct of_device *ofdev)
iounmap((void __iomem *)bus->priv);
bus->priv = NULL;
kfree(bus);
mdiobus_free(bus);
return 0;
}

2
include/linux/phy.h
View File

@ -408,8 +408,10 @@ void phy_start(struct phy_device *phydev);
void phy_stop(struct phy_device *phydev);
int phy_start_aneg(struct phy_device *phydev);
struct mii_bus *mdiobus_alloc(void);
int mdiobus_register(struct mii_bus *bus);
void mdiobus_unregister(struct mii_bus *bus);
void mdiobus_free(struct mii_bus *bus);
struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr);
void phy_sanitize_settings(struct phy_device *phydev);