target/linux/ar7-2.6/patches/210-phy_fixed.patch

   1 Index: linux-2.6.21.4/drivers/net/phy/fixed.c
   2 ===================================================================
   3 --- linux-2.6.21.4.orig/drivers/net/phy/fixed.c 2007-06-11 16:30:06.418483448 +0200
   4 +++ linux-2.6.21.4/drivers/net/phy/fixed.c      2007-06-11 16:30:11.156763120 +0200
   5 @@ -187,6 +187,19 @@
   6         .driver         = { .owner = THIS_MODULE,},
   7  };
   8
   9 +static void fixed_mdio_release (struct device * dev)
  10 +{
  11 +       struct phy_device *phydev = container_of(dev, struct phy_device, dev);
  12 +       struct mii_bus *bus = phydev->bus;
  13 +       struct fixed_info *fixed = bus->priv;
  14 +
  15 +       kfree(phydev);
  16 +       kfree(bus->dev);
  17 +       kfree(bus);
  18 +       kfree(fixed->regs);
  19 +       kfree(fixed);
  20 +}
  21 +
  22  /*-----------------------------------------------------------------------------
  23   *  This func is used to create all the necessary stuff, bind
  24   * the fixed phy driver and register all it on the mdio_bus_type.
  25 @@ -221,6 +234,12 @@
  26         }
  27
  28         fixed->regs = kzalloc(MII_REGS_NUM*sizeof(int), GFP_KERNEL);
  29 +       if (NULL == fixed->regs) {
  30 +               kfree(dev);
  31 +               kfree(new_bus);
  32 +               kfree(fixed);
  33 +               return -ENOMEM;
  34 +       }
  35         fixed->regs_num = MII_REGS_NUM;
  36         fixed->phy_status.speed = speed;
  37         fixed->phy_status.duplex = duplex;
  38 @@ -249,8 +268,11 @@
  39         fixed->phydev = phydev;
  40
  41         if(NULL == phydev) {
  42 -               err = -ENOMEM;
  43 -               goto device_create_fail;
  44 +               kfree(dev);
  45 +               kfree(new_bus);
  46 +               kfree(fixed->regs);
  47 +               kfree(fixed);
  48 +               return -ENOMEM;
  49         }
  50
  51         phydev->irq = PHY_IGNORE_INTERRUPT;
  52 @@ -262,8 +284,34 @@
  53         else
  54                 snprintf(phydev->dev.bus_id, BUS_ID_SIZE,
  55                                 "fixed@%d:%d", speed, duplex);
  56 +
  57         phydev->bus = new_bus;
  58
  59 +#if 1
  60 +       phydev->dev.driver = &fixed_mdio_driver.driver;
  61 +       phydev->dev.release = fixed_mdio_release;
  62 +
  63 +       err = phydev->dev.driver->probe(&phydev->dev);
  64 +       if(err < 0) {
  65 +               printk(KERN_ERR "Phy %s: problems with fixed driver\n",
  66 +                       phydev->dev.bus_id);
  67 +               kfree(phydev);
  68 +               kfree(dev);
  69 +               kfree(new_bus);
  70 +               kfree(fixed->regs);
  71 +               kfree(fixed);
  72 +               return err;
  73 +       }
  74 +
  75 +       down_write(&phydev->dev.bus->subsys.rwsem);
  76 +       err = device_register(&phydev->dev);
  77 +       if(err) {
  78 +               printk(KERN_ERR "Phy %s failed to register\n",
  79 +                               phydev->dev.bus_id);
  80 +       }
  81 +
  82 +       return 0;
  83 +#else
  84         err = device_register(&phydev->dev);
  85         if(err) {
  86                 printk(KERN_ERR "Phy %s failed to register\n",
  87 @@ -306,6 +354,7 @@
  88         kfree(fixed);
  89
  90         return err;
  91 +#endif
  92  }
  93
  94