diff options
Diffstat (limited to 'arch/powerpc/kernel/pci_32.c')
-rw-r--r-- | arch/powerpc/kernel/pci_32.c | 71 |
1 files changed, 0 insertions, 71 deletions
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index 1e807fe..8cf15d9 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -469,75 +469,4 @@ long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn) return result; } -/* - * Null PCI config access functions, for the case when we can't - * find a hose. - */ -#define NULL_PCI_OP(rw, size, type) \ -static int \ -null_##rw##_config_##size(struct pci_dev *dev, int offset, type val) \ -{ \ - return PCIBIOS_DEVICE_NOT_FOUND; \ -} - -static int -null_read_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 *val) -{ - return PCIBIOS_DEVICE_NOT_FOUND; -} - -static int -null_write_config(struct pci_bus *bus, unsigned int devfn, int offset, - int len, u32 val) -{ - return PCIBIOS_DEVICE_NOT_FOUND; -} - -static struct pci_ops null_pci_ops = -{ - .read = null_read_config, - .write = null_write_config, -}; -/* - * These functions are used early on before PCI scanning is done - * and all of the pci_dev and pci_bus structures have been created. - */ -static struct pci_bus * -fake_pci_bus(struct pci_controller *hose, int busnr) -{ - static struct pci_bus bus; - - if (hose == 0) { - hose = pci_bus_to_hose(busnr); - if (hose == 0) - printk(KERN_ERR "Can't find hose for PCI bus %d!\n", busnr); - } - bus.number = busnr; - bus.sysdata = hose; - bus.ops = hose? hose->ops: &null_pci_ops; - return &bus; -} - -#define EARLY_PCI_OP(rw, size, type) \ -int early_##rw##_config_##size(struct pci_controller *hose, int bus, \ - int devfn, int offset, type value) \ -{ \ - return pci_bus_##rw##_config_##size(fake_pci_bus(hose, bus), \ - devfn, offset, value); \ -} - -EARLY_PCI_OP(read, byte, u8 *) -EARLY_PCI_OP(read, word, u16 *) -EARLY_PCI_OP(read, dword, u32 *) -EARLY_PCI_OP(write, byte, u8) -EARLY_PCI_OP(write, word, u16) -EARLY_PCI_OP(write, dword, u32) - -extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap); -int early_find_capability(struct pci_controller *hose, int bus, int devfn, - int cap) -{ - return pci_bus_find_capability(fake_pci_bus(hose, bus), devfn, cap); -} |