diff options
Diffstat (limited to 'drivers/pci/pci-driver.c')
| -rw-r--r-- | drivers/pci/pci-driver.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c index 38f3c0140df..454853507b7 100644 --- a/drivers/pci/pci-driver.c +++ b/drivers/pci/pci-driver.c @@ -267,11 +267,19 @@ static long local_pci_probe(void *_ddi) pm_runtime_get_sync(dev); pci_dev->driver = pci_drv; rc = pci_drv->probe(pci_dev, ddi->id); - if (rc) { + if (!rc) + return rc; + if (rc < 0) { pci_dev->driver = NULL; pm_runtime_put_sync(dev); + return rc; } - return rc; + /* + * Probe function should return < 0 for failure, 0 for success + * Treat values > 0 as success, but warn. + */ + dev_warn(dev, "Driver probe function unexpectedly returned %d\n", rc); + return 0; } static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev, @@ -602,18 +610,10 @@ static int pci_pm_prepare(struct device *dev) return error; } -static void pci_pm_complete(struct device *dev) -{ - struct device_driver *drv = dev->driver; - - if (drv && drv->pm && drv->pm->complete) - drv->pm->complete(dev); -} #else /* !CONFIG_PM_SLEEP */ #define pci_pm_prepare NULL -#define pci_pm_complete NULL #endif /* !CONFIG_PM_SLEEP */ @@ -1124,9 +1124,8 @@ static int pci_pm_runtime_idle(struct device *dev) #ifdef CONFIG_PM -const struct dev_pm_ops pci_dev_pm_ops = { +static const struct dev_pm_ops pci_dev_pm_ops = { .prepare = pci_pm_prepare, - .complete = pci_pm_complete, .suspend = pci_pm_suspend, .resume = pci_pm_resume, .freeze = pci_pm_freeze, @@ -1319,7 +1318,7 @@ struct bus_type pci_bus_type = { .probe = pci_device_probe, .remove = pci_device_remove, .shutdown = pci_device_shutdown, - .dev_attrs = pci_dev_attrs, + .dev_groups = pci_dev_groups, .bus_groups = pci_bus_groups, .drv_groups = pci_drv_groups, .pm = PCI_PM_OPS_PTR, |