diff options
author | Lennert Buytenhek <buytenh@marvell.com> | 2008-10-08 16:29:57 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-10-08 16:29:57 -0700 |
commit | 298cf9beb9679522de995e249eccbd82f7c51999 (patch) | |
tree | cabbc9c696a063982aea9a24d8caa667daa33a1a /drivers/net/cpmac.c | |
parent | 18ee49ddb0d242ed1d0e273038d5e4f6de7379d3 (diff) | |
download | kernel_samsung_smdk4412-298cf9beb9679522de995e249eccbd82f7c51999.zip kernel_samsung_smdk4412-298cf9beb9679522de995e249eccbd82f7c51999.tar.gz kernel_samsung_smdk4412-298cf9beb9679522de995e249eccbd82f7c51999.tar.bz2 |
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/cpmac.c')
-rw-r--r-- | drivers/net/cpmac.c | 51 |
1 files changed, 30 insertions, 21 deletions
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c index ec6b0af..017a536 100644 --- a/drivers/net/cpmac.c +++ b/drivers/net/cpmac.c @@ -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; + + 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) { + 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); |