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ramips: add rt2880_pci_get_cfgaddr helper
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17973 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -53,15 +53,20 @@ static void rt2880_pci_reg_write(u32 val, u32 reg)
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writel(val, rt2880_pci_base + reg);
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}
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static inline u32 rt2880_pci_get_cfgaddr(unsigned int bus, unsigned int slot,
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unsigned int func, unsigned int where)
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{
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return ((bus << 16) | (slot << 11) | (func << 8) | (where & 0xfc) |
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0x80000000);
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}
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static void config_access(unsigned char access_type, struct pci_bus *bus,
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unsigned int devfn, unsigned char where, u32 *data)
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{
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unsigned int slot = PCI_SLOT(devfn);
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unsigned int address;
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u8 func = PCI_FUNC(devfn);
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address = (bus->number << 16) | (slot << 11) | (func << 8) |
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(where & 0xfc) | 0x80000000;
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address = rt2880_pci_get_cfgaddr(bus->number, PCI_SLOT(devfn),
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PCI_FUNC(devfn), where);
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rt2880_pci_reg_write(address, RT2880_PCI_REG_CONFIG_ADDR);
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if (access_type == PCI_ACCESS_WRITE)
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@ -157,8 +162,7 @@ static inline void read_config(unsigned long bus, unsigned long dev,
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unsigned long address;
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unsigned long flags;
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address = (bus << 16) | (dev << 11) | (func << 8) | (reg & 0xfc) |
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0x80000000;
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address = rt2880_pci_get_cfgaddr(bus, dev, func, reg);
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spin_lock_irqsave(&rt2880_pci_lock, flags);
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rt2880_pci_reg_write(address, RT2880_PCI_REG_CONFIG_ADDR);
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@ -173,8 +177,7 @@ static inline void write_config(unsigned long bus, unsigned long dev,
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unsigned long address;
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unsigned long flags;
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address = (bus << 16) | (dev << 11) | (func << 8) | (reg & 0xfc) |
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0x80000000;
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address = rt2880_pci_get_cfgaddr(bus, dev, func, reg);
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spin_lock_irqsave(&rt2880_pci_lock, flags);
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rt2880_pci_reg_write(address, RT2880_PCI_REG_CONFIG_ADDR);
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