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>
This commit is contained in:
parent
1be9baa093
commit
b1c86792a0
|
@ -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)
|
||||
|
|
|
@ -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;
|
||||
|
|
Loading…
Reference in a new issue