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add ar7 phy fix by stefan weil

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7564 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2007-06-11 14:37:37 +00:00
parent 812cb0f538
commit 6e53f33ca6
1 changed files with 94 additions and 0 deletions
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94
target/linux/ar7-2.6/patches/210-phy_fixed.patch Normal file
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@ -0,0 +1,94 @@
Index: linux-2.6.21.4/drivers/net/phy/fixed.c
===================================================================
--- linux-2.6.21.4.orig/drivers/net/phy/fixed.c 2007-06-11 16:30:06.418483448 +0200
+++ linux-2.6.21.4/drivers/net/phy/fixed.c 2007-06-11 16:30:11.156763120 +0200
@@ -187,6 +187,19 @@
.driver = { .owner = THIS_MODULE,},
};
+static void fixed_mdio_release (struct device * dev)
+{
+ struct phy_device *phydev = container_of(dev, struct phy_device, dev);
+ struct mii_bus *bus = phydev->bus;
+ struct fixed_info *fixed = bus->priv;
+
+ kfree(phydev);
+ kfree(bus->dev);
+ kfree(bus);
+ kfree(fixed->regs);
+ kfree(fixed);
+}
+
/*-----------------------------------------------------------------------------
* This func is used to create all the necessary stuff, bind
* the fixed phy driver and register all it on the mdio_bus_type.
@@ -221,6 +234,12 @@
}
fixed->regs = kzalloc(MII_REGS_NUM*sizeof(int), GFP_KERNEL);
+ if (NULL == fixed->regs) {
+ kfree(dev);
+ kfree(new_bus);
+ kfree(fixed);
+ return -ENOMEM;
+ }
fixed->regs_num = MII_REGS_NUM;
fixed->phy_status.speed = speed;
fixed->phy_status.duplex = duplex;
@@ -249,8 +268,11 @@
fixed->phydev = phydev;
if(NULL == phydev) {
- err = -ENOMEM;
- goto device_create_fail;
+ kfree(dev);
+ kfree(new_bus);
+ kfree(fixed->regs);
+ kfree(fixed);
+ return -ENOMEM;
}
phydev->irq = PHY_IGNORE_INTERRUPT;
@@ -262,8 +284,34 @@
else
snprintf(phydev->dev.bus_id, BUS_ID_SIZE,
"fixed@%d:%d", speed, duplex);
+
phydev->bus = new_bus;
+#if 1
+ phydev->dev.driver = &fixed_mdio_driver.driver;
+ phydev->dev.release = fixed_mdio_release;
+
+ err = phydev->dev.driver->probe(&phydev->dev);
+ if(err < 0) {
+ printk(KERN_ERR "Phy %s: problems with fixed driver\n",
+ phydev->dev.bus_id);
+ kfree(phydev);
+ kfree(dev);
+ kfree(new_bus);
+ kfree(fixed->regs);
+ kfree(fixed);
+ return err;
+ }
+
+ down_write(&phydev->dev.bus->subsys.rwsem);
+ err = device_register(&phydev->dev);
+ if(err) {
+ printk(KERN_ERR "Phy %s failed to register\n",
+ phydev->dev.bus_id);
+ }
+
+ return 0;
+#else
err = device_register(&phydev->dev);
if(err) {
printk(KERN_ERR "Phy %s failed to register\n",
@@ -306,6 +354,7 @@
kfree(fixed);
return err;
+#endif
}