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| author | Bjorn Helgaas <bjorn.helgaas@hp.com> | 2008-12-09 16:12:32 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-01-07 11:12:52 -0800 |
| commit | 6aa6e4981741013e4a8c7c3ee7b90c24e89fae24 (patch) | |
| tree | b9b3c6f7414759681525427fc00e14d53530be7a /arch/sh | |
| parent | f14d766a1a438fdc69d04b876965d6b26b071f14 (diff) | |
| download | linux-6aa6e4981741013e4a8c7c3ee7b90c24e89fae24.tar.gz linux-6aa6e4981741013e4a8c7c3ee7b90c24e89fae24.tar.bz2 linux-6aa6e4981741013e4a8c7c3ee7b90c24e89fae24.zip | |
PCI: sh: use generic pci_swizzle_interrupt_pin()
Use the generic pci_swizzle_interrupt_pin() instead of arch-specific code.
Acked-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/drivers/pci/ops-cayman.c | 9 | ||||
| -rw-r--r-- | 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 <cpu/irq.h> #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 <linux/init.h> #include <asm/io.h> -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; } |