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ramips: convert 'config_access' function to void 

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17919 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Gabor Juhos 2009-10-05 18:44:22 +00:00
parent cf60b056ec
commit bf3c267e3b
1 changed files with 5 additions and 10 deletions
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15
target/linux/ramips/files/arch/mips/pci/pci-rt288x.c
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@ -36,8 +36,8 @@ static void rt2880_pci_reg_write(u32 val, u32 reg)
writel(val, rt2880_pci_base + reg);
}
static int config_access(unsigned char access_type, struct pci_bus *bus,
unsigned int devfn, unsigned char where, u32 *data)
static void config_access(unsigned char access_type, struct pci_bus *bus,
unsigned int devfn, unsigned char where, u32 *data)
{
unsigned int slot = PCI_SLOT(devfn);
unsigned int address;
@ -51,8 +51,6 @@ static int config_access(unsigned char access_type, struct pci_bus *bus,
rt2880_pci_reg_write(*data, RT2880_PCI_REG_CONFIG_DATA);
else
*data = rt2880_pci_reg_read(RT2880_PCI_REG_CONFIG_DATA);
return 0;
}
static int rt2880_pci_config_read(struct pci_bus *bus, unsigned int devfn,
@ -60,8 +58,7 @@ static int rt2880_pci_config_read(struct pci_bus *bus, unsigned int devfn,
{
u32 data = 0;
if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
return PCIBIOS_DEVICE_NOT_FOUND;
config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
if (size == 1)
*val = (data >> ((where & 3) << 3)) & 0xff;
@ -81,8 +78,7 @@ static int rt2880_pci_config_write(struct pci_bus *bus, unsigned int devfn,
if (size == 4) {
data = val;
} else {
if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
return PCIBIOS_DEVICE_NOT_FOUND;
config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
if (size == 1)
data = (data & ~(0xff << ((where & 3) << 3))) |
(val << ((where & 3) << 3));
@ -91,8 +87,7 @@ static int rt2880_pci_config_write(struct pci_bus *bus, unsigned int devfn,
(val << ((where & 3) << 3));
}
if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
return PCIBIOS_DEVICE_NOT_FOUND;
config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data);
return PCIBIOS_SUCCESSFUL;
}