diff options
| -rw-r--r-- | arch/powerpc/platforms/pseries/eeh.c | 6 | ||||
| -rw-r--r-- | arch/powerpc/platforms/pseries/eeh_driver.c | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/pseries/eeh.c b/arch/powerpc/platforms/pseries/eeh.c index 1d05c9b5560..eac2a631c5a 100644 --- a/arch/powerpc/platforms/pseries/eeh.c +++ b/arch/powerpc/platforms/pseries/eeh.c @@ -527,9 +527,13 @@ rtas_pci_enable(struct pci_dn *pdn, int function) function); if (rc) - printk(KERN_WARNING "EEH: Cannot enable function %d, err=%d dn=%s\n", + printk(KERN_WARNING "EEH: Unexpected state change %d, err=%d dn=%s\n", function, rc, pdn->node->full_name); + rc = eeh_wait_for_slot_status (pdn, PCI_BUS_RESET_WAIT_MSEC); + if ((rc == 4) && (function == EEH_THAW_MMIO)) + return 0; + return rc; } diff --git a/arch/powerpc/platforms/pseries/eeh_driver.c b/arch/powerpc/platforms/pseries/eeh_driver.c index 6493f593687..f5b4f7c20d7 100644 --- a/arch/powerpc/platforms/pseries/eeh_driver.c +++ b/arch/powerpc/platforms/pseries/eeh_driver.c @@ -300,7 +300,7 @@ static int eeh_reset_device (struct pci_dn *pe_dn, struct pci_bus *bus) /* The longest amount of time to wait for a pci device * to come back on line, in seconds. */ -#define MAX_WAIT_FOR_RECOVERY 15 +#define MAX_WAIT_FOR_RECOVERY 150 struct pci_dn * handle_eeh_events (struct eeh_event *event) { @@ -393,6 +393,8 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event) if (result == PCI_ERS_RESULT_CAN_RECOVER) { rc = rtas_pci_enable(frozen_pdn, EEH_THAW_MMIO); + if (rc < 0) + goto hard_fail; if (rc) { result = PCI_ERS_RESULT_NEED_RESET; } else { @@ -405,6 +407,8 @@ struct pci_dn * handle_eeh_events (struct eeh_event *event) if (result == PCI_ERS_RESULT_CAN_RECOVER) { rc = rtas_pci_enable(frozen_pdn, EEH_THAW_DMA); + if (rc < 0) + goto hard_fail; if (rc) result = PCI_ERS_RESULT_NEED_RESET; else |