From 6aa6e4981741013e4a8c7c3ee7b90c24e89fae24 Mon Sep 17 00:00:00 2001 From: Bjorn Helgaas Date: Tue, 9 Dec 2008 16:12:32 -0700 Subject: [PATCH] PCI: sh: use generic pci_swizzle_interrupt_pin() Use the generic pci_swizzle_interrupt_pin() instead of arch-specific code. Acked-by: Paul Mundt Signed-off-by: Bjorn Helgaas Signed-off-by: Jesse Barnes --- arch/sh/drivers/pci/ops-cayman.c | 9 ++------- arch/sh/drivers/pci/pci.c | 7 +------ 2 files changed, 3 insertions(+), 13 deletions(-) diff --git a/arch/sh/drivers/pci/ops-cayman.c b/arch/sh/drivers/pci/ops-cayman.c index 5ccf9ea3a9de..38ef76207af6 100644 --- a/arch/sh/drivers/pci/ops-cayman.c +++ b/arch/sh/drivers/pci/ops-cayman.c @@ -5,11 +5,6 @@ #include #include "pci-sh5.h" -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) { int result = -1; @@ -42,7 +37,7 @@ int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) while (dev->bus->number > 0) { slot = path[i].slot = PCI_SLOT(dev->devfn); - pin = path[i].pin = bridge_swizzle(pin, slot); + pin = path[i].pin = pci_swizzle_interrupt_pin(dev, pin); dev = dev->bus->self; i++; if (i > 3) panic("PCI path to root bus too long!\n"); @@ -56,7 +51,7 @@ int __init pcibios_map_platform_irq(struct pci_dev *dev, u8 slot, u8 pin) if ((slot < 3) || (i == 0)) { /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final swizzle now. */ - result = IRQ_INTA + bridge_swizzle(pin, slot) - 1; + result = IRQ_INTA + pci_swizzle_interrupt_pin(dev, pin) - 1; } else { i--; slot = path[i].slot; diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index d3839e609aac..aea3b6b3033a 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -21,17 +21,12 @@ #include #include -static inline u8 bridge_swizzle(u8 pin, u8 slot) -{ - return (((pin - 1) + slot) % 4) + 1; -} - static u8 __init simple_swizzle(struct pci_dev *dev, u8 *pinp) { u8 pin = *pinp; while (dev->bus->parent) { - pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); + pin = pci_swizzle_interrupt_pin(dev, pin); /* Move up the chain of bridges. */ dev = dev->bus->self; } -- GitLab