Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

[~andy/linux] / 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 e1e71618b70cfe5d4caa7d15e30bc42a37361c56..f5147433646025199c0524f2a7234cd653b432a7 100644 (file)
--- a/arch/powerpc/platforms/powernv/eeh-ioda.c
+++ b/arch/powerpc/platforms/powernv/eeh-ioda.c
@@ -44,7 +44,8 @@ static int ioda_eeh_event(struct notifier_block *nb,
 
        /* We simply send special EEH event */
        if ((changed_evts & OPAL_EVENT_PCI_ERROR) &&
-           (events & OPAL_EVENT_PCI_ERROR))
+           (events & OPAL_EVENT_PCI_ERROR) &&
+           eeh_enabled())
                eeh_send_failure_event(NULL);
 
        return 0;
@@ -489,8 +490,7 @@ static int ioda_eeh_bridge_reset(struct pci_controller *hose,
 static int ioda_eeh_reset(struct eeh_pe *pe, int option)
 {
        struct pci_controller *hose = pe->phb;
-       struct eeh_dev *edev;
-       struct pci_dev *dev;
+       struct pci_bus *bus;
        int ret;
 
        /*
@@ -519,31 +519,11 @@ static int ioda_eeh_reset(struct eeh_pe *pe, int option)
        if (pe->type & EEH_PE_PHB) {
                ret = ioda_eeh_phb_reset(hose, option);
        } else {
-               if (pe->type & EEH_PE_DEVICE) {
-                       /*
-                        * If it's device PE, we didn't refer to the parent
-                        * PCI bus yet. So we have to figure it out indirectly.
-                        */
-                       edev = list_first_entry(&pe->edevs,
-                                       struct eeh_dev, list);
-                       dev = eeh_dev_to_pci_dev(edev);
-                       dev = dev->bus->self;
-               } else {
-                       /*
-                        * If it's bus PE, the parent PCI bus is already there
-                        * and just pick it up.
-                        */
-                       dev = pe->bus->self;
-               }
-
-               /*
-                * Do reset based on the fact that the direct upstream bridge
-                * is root bridge (port) or not.
-                */
-               if (dev->bus->number == 0)
+               bus = eeh_pe_bus_get(pe);
+               if (pci_is_root_bus(bus))
                        ret = ioda_eeh_root_reset(hose, option);
                else
-                       ret = ioda_eeh_bridge_reset(hose, dev, option);
+                       ret = ioda_eeh_bridge_reset(hose, bus->self, option);
        }
 
        return ret;