diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c index 127f2bb41e38..52b5acdab0f3 100644 --- a/arch/powerpc/kernel/eeh_driver.c +++ b/arch/powerpc/kernel/eeh_driver.c @@ -205,6 +205,17 @@ static void *eeh_dev_save_state(struct eeh_dev *edev, void *userdata) return NULL; } +static void eeh_set_channel_state(struct eeh_pe *root, enum pci_channel_state s) +{ + struct eeh_pe *pe; + struct eeh_dev *edev, *tmp; + + eeh_for_each_pe(root, pe) + eeh_pe_for_each_dev(pe, edev, tmp) + if (eeh_edev_actionable(edev)) + edev->pdev->error_state = s; +} + /** * eeh_report_error - Report pci error to each device driver * @data: eeh device @@ -224,7 +235,6 @@ static void *eeh_report_error(struct eeh_dev *edev, void *userdata) return NULL; device_lock(&dev->dev); - dev->error_state = pci_channel_io_frozen; driver = eeh_pcid_get(dev); if (!driver) goto out_no_dev; @@ -307,7 +317,6 @@ static void *eeh_report_reset(struct eeh_dev *edev, void *userdata) return NULL; device_lock(&dev->dev); - dev->error_state = pci_channel_io_normal; driver = eeh_pcid_get(dev); if (!driver) goto out_no_dev; @@ -377,7 +386,6 @@ static void *eeh_report_resume(struct eeh_dev *edev, void *userdata) return NULL; device_lock(&dev->dev); - dev->error_state = pci_channel_io_normal; driver = eeh_pcid_get(dev); if (!driver) goto out_no_dev; @@ -801,6 +809,7 @@ void eeh_handle_normal_event(struct eeh_pe *pe) * hotplug for this case. */ pr_info("EEH: Notify device drivers to shutdown\n"); + eeh_set_channel_state(pe, pci_channel_io_frozen); eeh_pe_dev_traverse(pe, eeh_report_error, &result); if ((pe->type & EEH_PE_PHB) && result != PCI_ERS_RESULT_NONE && @@ -891,6 +900,7 @@ void eeh_handle_normal_event(struct eeh_pe *pe) pr_info("EEH: Notify device drivers " "the completion of reset\n"); result = PCI_ERS_RESULT_NONE; + eeh_set_channel_state(pe, pci_channel_io_normal); eeh_pe_dev_traverse(pe, eeh_report_reset, &result); } @@ -912,6 +922,7 @@ void eeh_handle_normal_event(struct eeh_pe *pe) /* Tell all device drivers that they can resume operations */ pr_info("EEH: Notify device driver to resume\n"); + eeh_set_channel_state(pe, pci_channel_io_normal); eeh_pe_dev_traverse(pe, eeh_report_resume, NULL); pr_info("EEH: Recovery successful.\n"); @@ -930,6 +941,7 @@ hard_fail: eeh_slot_error_detail(pe, EEH_LOG_PERM); /* Notify all devices that they're about to go down. */ + eeh_set_channel_state(pe, pci_channel_io_perm_failure); eeh_pe_dev_traverse(pe, eeh_report_failure, NULL); /* Mark the PE to be removed permanently */ @@ -1039,6 +1051,7 @@ void eeh_handle_special_event(void) /* Notify all devices to be down */ eeh_pe_state_clear(pe, EEH_PE_PRI_BUS); + eeh_set_channel_state(pe, pci_channel_io_perm_failure); eeh_pe_dev_traverse(pe, eeh_report_failure, NULL); bus = eeh_pe_bus_get(phb_pe);