diff options
| author | Bjorn Helgaas <bjorn.helgaas@hp.com> | 2008-12-09 16:12:37 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-01-07 11:12:54 -0800 |
| commit | b1c86792a0f3cf24a12c1ac7d452d665d90284b1 (patch) | |
| tree | 0ef20106a3fd4169ff04e9c5fd20542bfaf5383e | |
| parent | 1be9baa09340bbe3329aab3bd0d41076f59c8f22 (diff) | |
PCI: x86: use generic pci_swizzle_interrupt_pin()
Use the generic pci_swizzle_interrupt_pin() instead of arch-specific code.
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: hpa@zytor.com
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
| -rw-r--r-- | arch/x86/pci/irq.c | 4 | ||||
| -rw-r--r-- | arch/x86/pci/visws.c | 7 |
2 files changed, 3 insertions, 8 deletions
diff --git a/arch/x86/pci/irq.c b/arch/x86/pci/irq.c index e1d605bfeb4..4064345cf14 100644 --- a/arch/x86/pci/irq.c +++ b/arch/x86/pci/irq.c @@ -1068,7 +1068,7 @@ static void __init pcibios_fixup_irqs(void) struct pci_dev *bridge = dev->bus->self; int bus; - pin = (((pin - 1) + PCI_SLOT(dev->devfn)) % 4) + 1; + pin = pci_swizzle_interrupt_pin(dev, pin); bus = bridge->bus->number; irq = IO_APIC_get_PCI_irq_vector(bus, PCI_SLOT(bridge->devfn), pin - 1); @@ -1232,7 +1232,7 @@ static int pirq_enable_irq(struct pci_dev *dev) while (irq < 0 && dev->bus->parent) { /* go back to the bridge */ struct pci_dev *bridge = dev->bus->self; - pin = (((pin - 1) + PCI_SLOT(dev->devfn)) % 4) + 1; + pin = pci_swizzle_interrupt_pin(dev, pin); irq = IO_APIC_get_PCI_irq_vector(bridge->bus->number, PCI_SLOT(bridge->devfn), pin - 1); if (irq >= 0) diff --git a/arch/x86/pci/visws.c b/arch/x86/pci/visws.c index 16d0c0eb0d1..2c54e7e03f5 100644 --- a/arch/x86/pci/visws.c +++ b/arch/x86/pci/visws.c @@ -24,17 +24,12 @@ static void pci_visws_disable_irq(struct pci_dev *dev) { } unsigned int pci_bus0, pci_bus1; -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - static u8 __init visws_swizzle(struct pci_dev *dev, u8 *pinp) { u8 pin = *pinp; while (dev->bus->self) { /* Move up the chain of bridges. */ - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); + pin = pci_swizzle_interrupt_pin(dev, pin); dev = dev->bus->self; } *pinp = pin; |