Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci
[linux-2.6.git] / arch / microblaze / pci / pci-common.c
index 0d71b2e..85f2ac1 100644 (file)
@@ -190,6 +190,11 @@ int pcibios_add_platform_entries(struct pci_dev *pdev)
        return device_create_file(&pdev->dev, &dev_attr_devspec);
 }
 
+void pcibios_set_master(struct pci_dev *dev)
+{
+       /* No special bus mastering setup handling */
+}
+
 char __devinit *pcibios_setup(char *str)
 {
        return str;
@@ -1019,7 +1024,6 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
        struct pci_dev *dev = bus->self;
 
        pci_bus_for_each_resource(bus, res, i) {
-               res = bus->resource[i];
                if (!res)
                        continue;
                if (!res->flags)
@@ -1219,7 +1223,6 @@ void pcibios_allocate_bus_resources(struct pci_bus *bus)
                 pci_domain_nr(bus), bus->number);
 
        pci_bus_for_each_resource(bus, res, i) {
-               res = bus->resource[i];
                if (!res || !res->flags
                    || res->start > res->end || res->parent)
                        continue;
@@ -1510,14 +1513,18 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
        return pci_enable_resources(dev, mask);
 }
 
-void __devinit pcibios_setup_phb_resources(struct pci_controller *hose)
+static void __devinit pcibios_setup_phb_resources(struct pci_controller *hose, struct list_head *resources)
 {
-       struct pci_bus *bus = hose->bus;
        struct resource *res;
        int i;
 
        /* Hookup PHB IO resource */
-       bus->resource[0] = res = &hose->io_resource;
+       res = &hose->io_resource;
+
+       /* Fixup IO space offset */
+       io_offset = (unsigned long)hose->io_base_virt - isa_io_base;
+       res->start = (res->start + io_offset) & 0xffffffffu;
+       res->end = (res->end + io_offset) & 0xffffffffu;
 
        if (!res->flags) {
                printk(KERN_WARNING "PCI: I/O resource not set for host"
@@ -1528,6 +1535,7 @@ void __devinit pcibios_setup_phb_resources(struct pci_controller *hose)
                res->end = res->start + IO_SPACE_LIMIT;
                res->flags = IORESOURCE_IO;
        }
+       pci_add_resource(resources, res);
 
        pr_debug("PCI: PHB IO resource    = %016llx-%016llx [%lx]\n",
                 (unsigned long long)res->start,
@@ -1550,7 +1558,7 @@ void __devinit pcibios_setup_phb_resources(struct pci_controller *hose)
                        res->flags = IORESOURCE_MEM;
 
                }
-               bus->resource[i+1] = res;
+               pci_add_resource(resources, res);
 
                pr_debug("PCI: PHB MEM resource %d = %016llx-%016llx [%lx]\n",
                        i, (unsigned long long)res->start,
@@ -1573,34 +1581,27 @@ struct device_node *pcibios_get_phb_of_node(struct pci_bus *bus)
 
 static void __devinit pcibios_scan_phb(struct pci_controller *hose)
 {
+       LIST_HEAD(resources);
        struct pci_bus *bus;
        struct device_node *node = hose->dn;
-       unsigned long io_offset;
-       struct resource *res = &hose->io_resource;
 
        pr_debug("PCI: Scanning PHB %s\n",
                 node ? node->full_name : "<NO NAME>");
 
-       /* Create an empty bus for the toplevel */
-       bus = pci_create_bus(hose->parent, hose->first_busno, hose->ops, hose);
+       pcibios_setup_phb_resources(hose, &resources);
+
+       bus = pci_scan_root_bus(hose->parent, hose->first_busno,
+                               hose->ops, hose, &resources);
        if (bus == NULL) {
                printk(KERN_ERR "Failed to create bus for PCI domain %04x\n",
                       hose->global_number);
+               pci_free_resource_list(&resources);
                return;
        }
        bus->secondary = hose->first_busno;
        hose->bus = bus;
 
-       /* Fixup IO space offset */
-       io_offset = (unsigned long)hose->io_base_virt - isa_io_base;
-       res->start = (res->start + io_offset) & 0xffffffffu;
-       res->end = (res->end + io_offset) & 0xffffffffu;
-
-       /* Wire up PHB bus resources */
-       pcibios_setup_phb_resources(hose);
-
-       /* Scan children */
-       hose->last_busno = bus->subordinate = pci_scan_child_bus(bus);
+       hose->last_busno = bus->subordinate;
 }
 
 static int __init pcibios_init(void)
@@ -1614,8 +1615,6 @@ static int __init pcibios_init(void)
        list_for_each_entry_safe(hose, tmp, &hose_list, list_node) {
                hose->last_busno = 0xff;
                pcibios_scan_phb(hose);
-               printk(KERN_INFO "calling pci_bus_add_devices()\n");
-               pci_bus_add_devices(hose->bus);
                if (next_busno <= hose->last_busno)
                        next_busno = hose->last_busno + 1;
        }