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PCI: replace struct pci_bus secondary/subordinate with busn_res

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Replace the struct pci_bus secondary/subordinate members with the
struct resource busn_res.  Later we'll build a resource tree of these
bus numbers.

[bhelgaas: changelog]
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yinghai Lu
2012-05-17 18:51:11 -07:00
committed by Bjorn Helgaas
parent 92f0243093
commit b918c62e08
31 changed files with 117 additions and 117 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
arch/powerpc/kernel/pci-common.c
View File

@@ -1646,7 +1646,7 @@ void __devinit pcibios_scan_phb(struct pci_controller *hose)
pci_free_resource_list(&resources);
return;
}
bus->secondary = hose->first_busno;
bus->busn_res.start = hose->first_busno;
hose->bus = bus;
/* Get probe mode and perform scan */
@@ -1655,12 +1655,12 @@ void __devinit pcibios_scan_phb(struct pci_controller *hose)
mode = ppc_md.pci_probe_mode(bus);
pr_debug(" probe mode: %d\n", mode);
if (mode == PCI_PROBE_DEVTREE) {
bus->subordinate = hose->last_busno;
bus->busn_res.end = hose->last_busno;
of_scan_bus(node, bus);
}
if (mode == PCI_PROBE_NORMAL)
hose->last_busno = bus->subordinate = pci_scan_child_bus(bus);
hose->last_busno = bus->busn_res.end = pci_scan_child_bus(bus);
/* Platform gets a chance to do some global fixups before
* we proceed to resource allocation

2
arch/powerpc/kernel/pci_64.c
View File

@@ -236,7 +236,7 @@ long sys_pciconfig_iobase(long which, unsigned long in_bus,
for (ln = pci_root_buses.next; ln != &pci_root_buses; ln = ln->next) {
bus = pci_bus_b(ln);
if (in_bus >= bus->number && in_bus <= bus->subordinate)
if (in_bus >= bus->number && in_bus <= bus->busn_res.end)
break;
bus = NULL;
}

2
arch/powerpc/kernel/pci_of_scan.c
View File

@@ -240,7 +240,7 @@ void __devinit of_scan_pci_bridge(struct pci_dev *dev)
}
bus->primary = dev->bus->number;
bus->subordinate = busrange[1];
bus->busn_res.end = busrange[1];
bus->bridge_ctl = 0;
/* parse ranges property */