diff options
Diffstat (limited to 'arch/powerpc/kernel/eeh.c')
| -rw-r--r-- | arch/powerpc/kernel/eeh.c | 64 |
1 files changed, 32 insertions, 32 deletions
diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c index 98faf139e676..c9e25cfce8f0 100644 --- a/arch/powerpc/kernel/eeh.c +++ b/arch/powerpc/kernel/eeh.c @@ -940,6 +940,30 @@ static struct notifier_block eeh_reboot_nb = { .notifier_call = eeh_reboot_notifier, }; +static int eeh_device_notifier(struct notifier_block *nb, + unsigned long action, void *data) +{ + struct device *dev = data; + + switch (action) { + /* + * Note: It's not possible to perform EEH device addition (i.e. + * {pseries,pnv}_pcibios_bus_add_device()) here because it depends on + * the device's resources, which have not yet been set up. + */ + case BUS_NOTIFY_DEL_DEVICE: + eeh_remove_device(to_pci_dev(dev)); + break; + default: + break; + } + return NOTIFY_DONE; +} + +static struct notifier_block eeh_device_nb = { + .notifier_call = eeh_device_notifier, +}; + /** * eeh_init - System wide EEH initialization * @@ -960,7 +984,14 @@ int eeh_init(struct eeh_ops *ops) /* Register reboot notifier */ ret = register_reboot_notifier(&eeh_reboot_nb); if (ret) { - pr_warn("%s: Failed to register notifier (%d)\n", + pr_warn("%s: Failed to register reboot notifier (%d)\n", + __func__, ret); + return ret; + } + + ret = bus_register_notifier(&pci_bus_type, &eeh_device_nb); + if (ret) { + pr_warn("%s: Failed to register bus notifier (%d)\n", __func__, ret); return ret; } @@ -975,37 +1006,6 @@ int eeh_init(struct eeh_ops *ops) return eeh_event_init(); } -static int eeh_device_notifier(struct notifier_block *nb, - unsigned long action, void *data) -{ - struct device *dev = data; - - switch (action) { - /* - * Note: It's not possible to perform EEH device addition (i.e. - * {pseries,pnv}_pcibios_bus_add_device()) here because it depends on - * the device's resources, which have not yet been set up. - */ - case BUS_NOTIFY_DEL_DEVICE: - eeh_remove_device(to_pci_dev(dev)); - break; - default: - break; - } - return NOTIFY_DONE; -} - -static struct notifier_block eeh_device_nb = { - .notifier_call = eeh_device_notifier, -}; - -static __init int eeh_set_bus_notifier(void) -{ - bus_register_notifier(&pci_bus_type, &eeh_device_nb); - return 0; -} -arch_initcall(eeh_set_bus_notifier); - /** * eeh_probe_device() - Perform EEH initialization for the indicated pci device * @dev: pci device for which to set up EEH |