From e2b810d51b2b36d41e3e5522e12cc752e0d865ec Mon Sep 17 00:00:00 2001 From: Sam Bobroff Date: Fri, 25 May 2018 13:11:36 +1000 Subject: powerpc/eeh: Introduce eeh_edev_actionable() The same test is done in every EEH report function, so factor it out. Since eeh_dev_removed() needs to be moved higher up in the file, simplify it a little while we're at it. Signed-off-by: Sam Bobroff Signed-off-by: Michael Ellerman --- arch/powerpc/kernel/eeh_driver.c | 30 ++++++++++++++++-------------- 1 file changed, 16 insertions(+), 14 deletions(-) (limited to 'arch/powerpc') diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c index ea51c909f8c9..127f2bb41e38 100644 --- a/arch/powerpc/kernel/eeh_driver.c +++ b/arch/powerpc/kernel/eeh_driver.c @@ -68,6 +68,17 @@ static enum pci_ers_result pci_ers_merge_result(enum pci_ers_result old, return old; } +static bool eeh_dev_removed(struct eeh_dev *edev) +{ + return !edev || (edev->mode & EEH_DEV_REMOVED); +} + +static bool eeh_edev_actionable(struct eeh_dev *edev) +{ + return (edev->pdev && !eeh_dev_removed(edev) && + !eeh_pe_passed(edev->pe)); +} + /** * eeh_pcid_get - Get the PCI device driver * @pdev: PCI device @@ -169,15 +180,6 @@ static void eeh_enable_irq(struct pci_dev *dev) } } -static bool eeh_dev_removed(struct eeh_dev *edev) -{ - /* EEH device removed ? */ - if (!edev || (edev->mode & EEH_DEV_REMOVED)) - return true; - - return false; -} - static void *eeh_dev_save_state(struct eeh_dev *edev, void *userdata) { struct pci_dev *pdev; @@ -218,7 +220,7 @@ static void *eeh_report_error(struct eeh_dev *edev, void *userdata) enum pci_ers_result rc, *res = userdata; struct pci_driver *driver; - if (!dev || eeh_dev_removed(edev) || eeh_pe_passed(edev->pe)) + if (!eeh_edev_actionable(edev)) return NULL; device_lock(&dev->dev); @@ -262,7 +264,7 @@ static void *eeh_report_mmio_enabled(struct eeh_dev *edev, void *userdata) enum pci_ers_result rc, *res = userdata; struct pci_driver *driver; - if (!dev || eeh_dev_removed(edev) || eeh_pe_passed(edev->pe)) + if (!eeh_edev_actionable(edev)) return NULL; device_lock(&dev->dev); @@ -301,7 +303,7 @@ static void *eeh_report_reset(struct eeh_dev *edev, void *userdata) enum pci_ers_result rc, *res = userdata; struct pci_driver *driver; - if (!dev || eeh_dev_removed(edev) || eeh_pe_passed(edev->pe)) + if (!eeh_edev_actionable(edev)) return NULL; device_lock(&dev->dev); @@ -371,7 +373,7 @@ static void *eeh_report_resume(struct eeh_dev *edev, void *userdata) bool was_in_error; struct pci_driver *driver; - if (!dev || eeh_dev_removed(edev) || eeh_pe_passed(edev->pe)) + if (!eeh_edev_actionable(edev)) return NULL; device_lock(&dev->dev); @@ -418,7 +420,7 @@ static void *eeh_report_failure(struct eeh_dev *edev, void *userdata) struct pci_dev *dev = eeh_dev_to_pci_dev(edev); struct pci_driver *driver; - if (!dev || eeh_dev_removed(edev) || eeh_pe_passed(edev->pe)) + if (!eeh_edev_actionable(edev)) return NULL; device_lock(&dev->dev); -- cgit v1.2.3-59-g8ed1b