diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/hotplug/cpqphp_core.c | 7 | ||||
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 37 | ||||
| -rw-r--r-- | drivers/pci/setup-res.c | 10 | ||||
| -rw-r--r-- | drivers/pci/slot.c | 48 |
4 files changed, 12 insertions, 90 deletions
diff --git a/drivers/pci/hotplug/cpqphp_core.c b/drivers/pci/hotplug/cpqphp_core.c index b3e5580c837b..4952c3b9379d 100644 --- a/drivers/pci/hotplug/cpqphp_core.c +++ b/drivers/pci/hotplug/cpqphp_core.c @@ -828,7 +828,14 @@ static int cpqhpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_name(pdev), err); return err; } + bus = pdev->subordinate; + if (!bus) { + dev_notice(&pdev->dev, "the device is not a bridge, " + "skipping\n"); + rc = -ENODEV; + goto err_disable_device; + } /* Need to read VID early b/c it's used to differentiate CPQ and INTC * discovery diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index afd2fbf7d797..c9957f68ac9b 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -1035,39 +1035,6 @@ error: return retval; } -static void pci_remove_slot_links(struct pci_dev *dev) -{ - char func[10]; - struct pci_slot *slot; - - sysfs_remove_link(&dev->dev.kobj, "slot"); - list_for_each_entry(slot, &dev->bus->slots, list) { - if (slot->number != PCI_SLOT(dev->devfn)) - continue; - snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn)); - sysfs_remove_link(&slot->kobj, func); - } -} - -static int pci_create_slot_links(struct pci_dev *dev) -{ - int result = 0; - char func[10]; - struct pci_slot *slot; - - list_for_each_entry(slot, &dev->bus->slots, list) { - if (slot->number != PCI_SLOT(dev->devfn)) - continue; - result = sysfs_create_link(&dev->dev.kobj, &slot->kobj, "slot"); - if (result) - goto out; - snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn)); - result = sysfs_create_link(&slot->kobj, &dev->dev.kobj, func); - } -out: - return result; -} - int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev) { int retval; @@ -1130,8 +1097,6 @@ int __must_check pci_create_sysfs_dev_files (struct pci_dev *pdev) if (retval) goto err_vga_file; - pci_create_slot_links(pdev); - return 0; err_vga_file: @@ -1181,8 +1146,6 @@ void pci_remove_sysfs_dev_files(struct pci_dev *pdev) if (!sysfs_initialized) return; - pci_remove_slot_links(pdev); - pci_remove_capabilities_sysfs(pdev); if (pdev->cfg_size < PCI_CFG_SPACE_EXP_SIZE) diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 17bed18d24ad..92379e2d37e7 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -97,16 +97,16 @@ int pci_claim_resource(struct pci_dev *dev, int resource) root = pci_find_parent_resource(dev, res); if (!root) { - dev_err(&dev->dev, "no compatible bridge window for %pR\n", - res); + dev_info(&dev->dev, "no compatible bridge window for %pR\n", + res); return -EINVAL; } conflict = request_resource_conflict(root, res); if (conflict) { - dev_err(&dev->dev, - "address space collision: %pR conflicts with %s %pR\n", - res, conflict->name, conflict); + dev_info(&dev->dev, + "address space collision: %pR conflicts with %s %pR\n", + res, conflict->name, conflict); return -EBUSY; } diff --git a/drivers/pci/slot.c b/drivers/pci/slot.c index e0189cf7c558..659eaa0fc48f 100644 --- a/drivers/pci/slot.c +++ b/drivers/pci/slot.c @@ -97,50 +97,6 @@ static ssize_t cur_speed_read_file(struct pci_slot *slot, char *buf) return bus_speed_read(slot->bus->cur_bus_speed, buf); } -static void remove_sysfs_files(struct pci_slot *slot) -{ - char func[10]; - struct list_head *tmp; - - list_for_each(tmp, &slot->bus->devices) { - struct pci_dev *dev = pci_dev_b(tmp); - if (PCI_SLOT(dev->devfn) != slot->number) - continue; - sysfs_remove_link(&dev->dev.kobj, "slot"); - - snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn)); - sysfs_remove_link(&slot->kobj, func); - } -} - -static int create_sysfs_files(struct pci_slot *slot) -{ - int result; - char func[10]; - struct list_head *tmp; - - list_for_each(tmp, &slot->bus->devices) { - struct pci_dev *dev = pci_dev_b(tmp); - if (PCI_SLOT(dev->devfn) != slot->number) - continue; - - result = sysfs_create_link(&dev->dev.kobj, &slot->kobj, "slot"); - if (result) - goto fail; - - snprintf(func, 10, "function%d", PCI_FUNC(dev->devfn)); - result = sysfs_create_link(&slot->kobj, &dev->dev.kobj, func); - if (result) - goto fail; - } - - return 0; - -fail: - remove_sysfs_files(slot); - return result; -} - static void pci_slot_release(struct kobject *kobj) { struct pci_dev *dev; @@ -153,8 +109,6 @@ static void pci_slot_release(struct kobject *kobj) if (PCI_SLOT(dev->devfn) == slot->number) dev->slot = NULL; - remove_sysfs_files(slot); - list_del(&slot->list); kfree(slot); @@ -346,8 +300,6 @@ placeholder: INIT_LIST_HEAD(&slot->list); list_add(&slot->list, &parent->slots); - create_sysfs_files(slot); - list_for_each_entry(dev, &parent->devices, bus_list) if (PCI_SLOT(dev->devfn) == slot_nr) dev->slot = slot; |