architecture/powerpc64/package/linux/0160-gelic-disable-eurus-ctrl-iface.patch

   1 --- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c      2012-01-26 01:39:32.000000000 +0100
   2 +++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c      2012-01-31 20:54:24.798382231 +0100
   3 @@ -1671,12 +1671,75 @@
   4  {
   5         struct gelic_card *card;
   6         struct net_device *netdev;
   7 +       u64 lpar_id, laid, hwconfig, eurus_lpar_access, junk;
   8         int result;
   9
  10         pr_debug("%s: called\n", __func__);
  11
  12         udbg_shutdown_ps3gelic();
  13
  14 +       /*
  15 +        * Check for eurus control interface and disable it when it is enabled.
  16 +        * NB: it must be done before opening the gelic device else it will not work.
  17 +        */
  18 +
  19 +       result = lv1_get_logical_partition_id(&lpar_id);
  20 +       if (result)
  21 +               goto open_hv_device;
  22 +
  23 +       result = lv1_read_repository_node(1,
  24 +                                         0x0000000073730000ul /* ss */,
  25 +                                         0x6c61696400000000ul /* laid */,
  26 +                                         lpar_id,
  27 +                                         0,
  28 +                                         &laid, &junk);
  29 +       if (result || (laid != 0x1070000002000001ul))
  30 +               goto open_hv_device;
  31 +
  32 +       result = lv1_read_repository_node(1,
  33 +                                         0x0000000073797300ul /* sys */,
  34 +                                         0x6877000000000000ul /* hw */,
  35 +                                         0x636f6e6669670000ul /* config */,
  36 +                                         0,
  37 +                                         &hwconfig, &junk);
  38 +       if (result || !(hwconfig & 0x40000ul))
  39 +               goto open_hv_device;
  40 +
  41 +       result = lv1_read_repository_node(1,
  42 +                                         0x00000000696f7300ul /* ios */,
  43 +                                         0x6e65740000000000ul /* net */,
  44 +                                         0x6575727573000000ul /* eurus */,
  45 +                                         0x6c70617200000000ul /* lpar */,
  46 +                                         &eurus_lpar_access, &junk);
  47 +       if (result)
  48 +               goto open_hv_device;
  49 +
  50 +       if (!(eurus_lpar_access & (1ul << lpar_id))) {
  51 +               dev_info(&dev->core, "%s: eurus control interface is already disabled\n",
  52 +                        __func__);
  53 +               goto open_hv_device;
  54 +       } else {
  55 +               dev_info(&dev->core, "%s: eurus control interface is enabled\n",
  56 +                        __func__);
  57 +       }
  58 +
  59 +       eurus_lpar_access &= ~(1ul << lpar_id);
  60 +
  61 +       result = lv1_write_repository_node(1,
  62 +                                          0x00000000696f7300ul /* ios */,
  63 +                                          0x6e65740000000000ul /* net */,
  64 +                                          0x6575727573000000ul /* eurus */,
  65 +                                          0x6c70617200000000ul /* lpar */,
  66 +                                          eurus_lpar_access, junk);
  67 +       if (result)
  68 +               dev_info(&dev->core, "%s: eurus control interface could not be disabled\n",
  69 +                        __func__);
  70 +       else
  71 +               dev_info(&dev->core, "%s: eurus control interface was disabled\n",
  72 +                        __func__);
  73 +
  74 +open_hv_device:
  75 +
  76         result = ps3_open_hv_device(dev);
  77
  78         if (result) {