powerpc/powernv: Enable EEH for PHB3

[karo-tx-linux.git] / arch / powerpc / platforms / powernv / eeh-ioda.c

diff --git a/arch/powerpc/platforms/powernv/eeh-ioda.c b/arch/powerpc/platforms/powernv/eeh-ioda.c
index cf42e74514fa192e3a8d64ed0d41ada445a974e3..799ccaa07b80b7889b808141147fa27e457d8826 100644 (file)
--- a/arch/powerpc/platforms/powernv/eeh-ioda.c
+++ b/arch/powerpc/platforms/powernv/eeh-ioda.c
@@ -106,27 +106,23 @@ static int ioda_eeh_post_init(struct pci_controller *hose)
                ioda_eeh_nb_init = 1;
        }
 
-       /* FIXME: Enable it for PHB3 later */
-       if (phb->type == PNV_PHB_IODA1) {
+       /* We needn't HUB diag-data on PHB3 */
+       if (phb->type == PNV_PHB_IODA1 && !hub_diag) {
+               hub_diag = (char *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
                if (!hub_diag) {
-                       hub_diag = (char *)__get_free_page(GFP_KERNEL |
-                                                          __GFP_ZERO);
-                       if (!hub_diag) {
-                               pr_err("%s: Out of memory !\n",
-                                      __func__);
-                               return -ENOMEM;
-                       }
+                       pr_err("%s: Out of memory !\n", __func__);
+                       return -ENOMEM;
                }
+       }
 
 #ifdef CONFIG_DEBUG_FS
-               if (phb->dbgfs)
-                       debugfs_create_file("err_injct", 0600,
-                                           phb->dbgfs, hose,
-                                           &ioda_eeh_dbgfs_ops);
+       if (phb->dbgfs)
+               debugfs_create_file("err_injct", 0600,
+                                   phb->dbgfs, hose,
+                                   &ioda_eeh_dbgfs_ops);
 #endif
 
-               phb->eeh_state |= PNV_EEH_STATE_ENABLED;
-       }
+       phb->eeh_state |= PNV_EEH_STATE_ENABLED;
 
        return 0;
 }