diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/pci/pci-ip27.c | 6 | ||||
| -rw-r--r-- | arch/mips/pci/pci.c | 24 |
2 files changed, 1 insertions, 29 deletions
diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c index f97ab1461012..dda6f2058665 100644 --- a/arch/mips/pci/pci-ip27.c +++ b/arch/mips/pci/pci-ip27.c | |||
| @@ -146,12 +146,6 @@ int __devinit pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) | |||
| 146 | return 0; | 146 | return 0; |
| 147 | } | 147 | } |
| 148 | 148 | ||
| 149 | /* Most MIPS systems have straight-forward swizzling needs. */ | ||
| 150 | static inline u8 bridge_swizzle(u8 pin, u8 slot) | ||
| 151 | { | ||
| 152 | return (((pin - 1) + slot) % 4) + 1; | ||
| 153 | } | ||
| 154 | |||
| 155 | static inline struct pci_dev *bridge_root_dev(struct pci_dev *dev) | 149 | static inline struct pci_dev *bridge_root_dev(struct pci_dev *dev) |
| 156 | { | 150 | { |
| 157 | while (dev->bus->parent) { | 151 | while (dev->bus->parent) { |
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 62cae740e250..b0eb9e75c682 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c | |||
| @@ -149,28 +149,6 @@ out: | |||
| 149 | "Skipping PCI bus scan due to resource conflict\n"); | 149 | "Skipping PCI bus scan due to resource conflict\n"); |
| 150 | } | 150 | } |
| 151 | 151 | ||
| 152 | /* Most MIPS systems have straight-forward swizzling needs. */ | ||
| 153 | |||
| 154 | static inline u8 bridge_swizzle(u8 pin, u8 slot) | ||
| 155 | { | ||
| 156 | return (((pin - 1) + slot) % 4) + 1; | ||
| 157 | } | ||
| 158 | |||
| 159 | static u8 __init common_swizzle(struct pci_dev *dev, u8 *pinp) | ||
| 160 | { | ||
| 161 | u8 pin = *pinp; | ||
| 162 | |||
| 163 | while (dev->bus->parent) { | ||
| 164 | pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn)); | ||
| 165 | /* Move up the chain of bridges. */ | ||
| 166 | dev = dev->bus->self; | ||
| 167 | } | ||
| 168 | *pinp = pin; | ||
| 169 | |||
| 170 | /* The slot is the slot of the last bridge. */ | ||
| 171 | return PCI_SLOT(dev->devfn); | ||
| 172 | } | ||
| 173 | |||
| 174 | static int __init pcibios_init(void) | 152 | static int __init pcibios_init(void) |
| 175 | { | 153 | { |
| 176 | struct pci_controller *hose; | 154 | struct pci_controller *hose; |
| @@ -179,7 +157,7 @@ static int __init pcibios_init(void) | |||
| 179 | for (hose = hose_head; hose; hose = hose->next) | 157 | for (hose = hose_head; hose; hose = hose->next) |
| 180 | pcibios_scanbus(hose); | 158 | pcibios_scanbus(hose); |
| 181 | 159 | ||
| 182 | pci_fixup_irqs(common_swizzle, pcibios_map_irq); | 160 | pci_fixup_irqs(pci_common_swizzle, pcibios_map_irq); |
| 183 | 161 | ||
| 184 | pci_initialized = 1; | 162 | pci_initialized = 1; |
| 185 | 163 | ||
