diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2011-10-28 16:26:16 -0600 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-01-06 12:10:56 -0800 |
| commit | 37d15909ff6bf6e97e1d4447efa7f1a19e7a508e (patch) | |
| tree | 03d1be5fc753995295a6812e4bed485be73d2512 /arch/arm/kernel/bios32.c | |
| parent | a2f33da11ab9efba25d41e959de6338a9078fb36 (diff) | |
arm/PCI: convert to pci_scan_root_bus() for correct root bus resources
Convert from pci_scan_bus() to pci_scan_root_bus() and remove root bus
resource fixups. This fixes the problem of "early" and "header" quirks
seeing incorrect root bus resources.
CC: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/arm/kernel/bios32.c')
| -rw-r--r-- | arch/arm/kernel/bios32.c | 27 |
1 files changed, 8 insertions, 19 deletions
diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 4e606073f89d..f58ba3589908 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -316,21 +316,6 @@ pdev_fixup_device_resources(struct pci_sys_data *root, struct pci_dev *dev) } } -static void __devinit -pbus_assign_bus_resources(struct pci_bus *bus, struct pci_sys_data *root) -{ - struct pci_dev *dev = bus->self; - int i; - - if (!dev) { - /* - * Assign root bus resources. - */ - for (i = 0; i < 3; i++) - bus->resource[i] = root->resource[i]; - } -} - /* * pcibios_fixup_bus - Called after each bus is probed, * but before its children are examined. @@ -341,8 +326,6 @@ void pcibios_fixup_bus(struct pci_bus *bus) struct pci_dev *dev; u16 features = PCI_COMMAND_SERR | PCI_COMMAND_PARITY | PCI_COMMAND_FAST_BACK; - pbus_assign_bus_resources(bus, root); - /* * Walk the devices on this bus, working out what we can * and can't support. @@ -508,12 +491,18 @@ static void __init pcibios_init_hw(struct hw_pci *hw) sys->busnr = busnr; sys->swizzle = hw->swizzle; sys->map_irq = hw->map_irq; - sys->resource[0] = &ioport_resource; - sys->resource[1] = &iomem_resource; + INIT_LIST_HEAD(&sys->resources); ret = hw->setup(nr, sys); if (ret > 0) { + if (list_empty(&sys->resources)) { + pci_add_resource(&sys->resources, + &ioport_resource); + pci_add_resource(&sys->resources, + &iomem_resource); + } + sys->bus = hw->scan(nr, sys); if (!sys->bus) |