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-rw-r--r--arch/arm/kernel/bios32.c27
1 files changed, 0 insertions, 27 deletions
diff --git a/arch/arm/kernel/bios32.c b/arch/arm/kernel/bios32.c
index 17a59b6e521f..809681900ec8 100644
--- a/arch/arm/kernel/bios32.c
+++ b/arch/arm/kernel/bios32.c
@@ -480,33 +480,6 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
480#endif 480#endif
481 481
482/* 482/*
483 * This is the standard PCI-PCI bridge swizzling algorithm:
484 *
485 * Dev: 0 1 2 3
486 * A A B C D
487 * B B C D A
488 * C C D A B
489 * D D A B C
490 * ^^^^^^^^^^ irq pin on bridge
491 */
492u8 __devinit pci_std_swizzle(struct pci_dev *dev, u8 *pinp)
493{
494 int pin = *pinp - 1;
495
496 while (dev->bus->self) {
497 pin = (pin + PCI_SLOT(dev->devfn)) & 3;
498 /*
499 * move up the chain of bridges,
500 * swizzling as we go.
501 */
502 dev = dev->bus->self;
503 }
504 *pinp = pin + 1;
505
506 return PCI_SLOT(dev->devfn);
507}
508
509/*
510 * Swizzle the device pin each time we cross a bridge. 483 * Swizzle the device pin each time we cross a bridge.
511 * This might update pin and returns the slot number. 484 * This might update pin and returns the slot number.
512 */ 485 */