diff options
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/pci/pci.c | 39 |
1 files changed, 14 insertions, 25 deletions
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index 3f9c86ad00fa..f82f5d4b65fd 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -134,6 +134,7 @@ alloc_pci_controller (int seg) struct pci_root_info { struct acpi_device *bridge; struct pci_controller *controller; + struct list_head resources; char *name; }; @@ -315,24 +316,13 @@ static __devinit acpi_status add_window(struct acpi_resource *res, void *data) &window->resource); } - return AE_OK; -} + /* HP's firmware has a hack to work around a Windows bug. + * Ignore these tiny memory ranges */ + if (!((window->resource.flags & IORESOURCE_MEM) && + (window->resource.end - window->resource.start < 16))) + pci_add_resource(&info->resources, &window->resource); -static void __devinit -pcibios_setup_root_windows(struct pci_bus *bus, struct pci_controller *ctrl) -{ - int i; - - pci_bus_remove_resources(bus); - for (i = 0; i < ctrl->windows; i++) { - struct resource *res = &ctrl->window[i].resource; - /* HP's firmware has a hack to work around a Windows bug. - * Ignore these tiny memory ranges */ - if ((res->flags & IORESOURCE_MEM) && - (res->end - res->start < 16)) - continue; - pci_bus_add_resource(bus, res, 0); - } + return AE_OK; } struct pci_bus * __devinit @@ -343,6 +333,7 @@ pci_acpi_scan_root(struct acpi_pci_root *root) int bus = root->secondary.start; struct pci_controller *controller; unsigned int windows = 0; + struct pci_root_info info; struct pci_bus *pbus; char *name; int pxm; @@ -359,11 +350,10 @@ pci_acpi_scan_root(struct acpi_pci_root *root) controller->node = pxm_to_node(pxm); #endif + INIT_LIST_HEAD(&info.resources); acpi_walk_resources(device->handle, METHOD_NAME__CRS, count_window, &windows); if (windows) { - struct pci_root_info info; - controller->window = kmalloc_node(sizeof(*controller->window) * windows, GFP_KERNEL, controller->node); @@ -387,9 +377,12 @@ pci_acpi_scan_root(struct acpi_pci_root *root) * should handle the case here, but it appears that IA64 hasn't * such quirk. So we just ignore the case now. */ - pbus = pci_create_bus(NULL, bus, &pci_root_ops, controller); - if (!pbus) + pbus = pci_create_root_bus(NULL, bus, &pci_root_ops, controller, + &info.resources); + if (!pbus) { + pci_free_resource_list(&info.resources); return NULL; + } pbus->subordinate = pci_scan_child_bus(pbus); return pbus; @@ -507,14 +500,10 @@ pcibios_fixup_bus (struct pci_bus *b) if (b->self) { pci_read_bridge_bases(b); pcibios_fixup_bridge_resources(b->self); - } else { - pcibios_setup_root_windows(b, b->sysdata); } list_for_each_entry(dev, &b->devices, bus_list) pcibios_fixup_device_resources(dev); platform_pci_fixup_bus(b); - - return; } void pcibios_set_master (struct pci_dev *dev) |