diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/vga/vgaarb.c | 14 | ||||
| -rw-r--r-- | drivers/pci/bus.c | 6 | ||||
| -rw-r--r-- | drivers/pci/probe.c | 6 |
3 files changed, 17 insertions, 9 deletions
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index b6852b7..e893f6e 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -141,7 +141,11 @@ EXPORT_SYMBOL_GPL(vga_default_device); void vga_set_default_device(struct pci_dev *pdev) { - vga_default = pdev; + if (vga_default == pdev) + return; + + pci_dev_put(vga_default); + vga_default = pci_dev_get(pdev); } #endif @@ -577,7 +581,7 @@ static bool vga_arbiter_add_pci_device(struct pci_dev *pdev) #ifndef __ARCH_HAS_VGA_DEFAULT_DEVICE if (vga_default == NULL && ((vgadev->owns & VGA_RSRC_LEGACY_MASK) == VGA_RSRC_LEGACY_MASK)) - vga_default = pci_dev_get(pdev); + vga_set_default_device(pdev); #endif vga_arbiter_check_bridge_sharing(vgadev); @@ -613,10 +617,8 @@ static bool vga_arbiter_del_pci_device(struct pci_dev *pdev) } #ifndef __ARCH_HAS_VGA_DEFAULT_DEVICE - if (vga_default == pdev) { - pci_dev_put(vga_default); - vga_default = NULL; - } + if (vga_default == pdev) + vga_set_default_device(NULL); #endif if (vgadev->decodes & (VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM)) diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index 4b0970b..6241fd0 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -87,11 +87,15 @@ EXPORT_SYMBOL_GPL(pci_bus_resource_n); void pci_bus_remove_resources(struct pci_bus *bus) { int i; + struct pci_bus_resource *bus_res, *tmp; for (i = 0; i < PCI_BRIDGE_RESOURCE_NUM; i++) bus->resource[i] = NULL; - pci_free_resource_list(&bus->resources); + list_for_each_entry_safe(bus_res, tmp, &bus->resources, list) { + list_del(&bus_res->list); + kfree(bus_res); + } } /** diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 2396111..ec909af 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -729,8 +729,10 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, /* Check if setup is sensible at all */ if (!pass && - (primary != bus->number || secondary <= bus->number)) { - dev_dbg(&dev->dev, "bus configuration invalid, reconfiguring\n"); + (primary != bus->number || secondary <= bus->number || + secondary > subordinate)) { + dev_info(&dev->dev, "bridge configuration invalid ([bus %02x-%02x]), reconfiguring\n", + secondary, subordinate); broken = 1; } |