diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index a1c90d7feb0e..454d642a4070 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -36,6 +36,8 @@ struct hw_pci { resource_size_t start, resource_size_t size, resource_size_t align); + void (*add_bus)(struct pci_bus *bus); + void (*remove_bus)(struct pci_bus *bus); }; /* @@ -63,6 +65,8 @@ struct pci_sys_data { resource_size_t start, resource_size_t size, resource_size_t align); + void (*add_bus)(struct pci_bus *bus); + void (*remove_bus)(struct pci_bus *bus); void *private_data; /* platform controller private data */ }; diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c index 261fcc826169..1ec9c8701c26 100644 --- a/arch/arm/kernel/bios32.c +++ b/arch/arm/kernel/bios32.c @@ -363,6 +363,20 @@ void pcibios_fixup_bus(struct pci_bus *bus) } EXPORT_SYMBOL(pcibios_fixup_bus); +void pcibios_add_bus(struct pci_bus *bus) +{ + struct pci_sys_data *sys = bus->sysdata; + if (sys->add_bus) + sys->add_bus(bus); +} + +void pcibios_remove_bus(struct pci_bus *bus) +{ + struct pci_sys_data *sys = bus->sysdata; + if (sys->remove_bus) + sys->remove_bus(bus); +} + /* * Swizzle the device pin each time we cross a bridge. If a platform does * not provide a swizzle function, we perform the standard PCI swizzling. @@ -464,6 +478,8 @@ static void pcibios_init_hw(struct device *parent, struct hw_pci *hw, sys->swizzle = hw->swizzle; sys->map_irq = hw->map_irq; sys->align_resource = hw->align_resource; + sys->add_bus = hw->add_bus; + sys->remove_bus = hw->remove_bus; INIT_LIST_HEAD(&sys->resources); if (hw->private_data)