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ramips: convert 'config_access' function to void 

SVN-Revision: 17919
lede-17.01
Gabor Juhos 2009-10-05 18:44:22 +00:00
parent 5b07caf121
commit 2739177201
1 changed files with 5 additions and 10 deletions
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13
target/linux/ramips/files/arch/mips/pci/pci-rt288x.c
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@ -36,7 +36,7 @@ static void rt2880_pci_reg_write(u32 val, u32 reg)
writel(val, rt2880_pci_base + reg); writel(val, rt2880_pci_base + reg);
} }
static int config_access(unsigned char access_type, struct pci_bus *bus, static void config_access(unsigned char access_type, struct pci_bus *bus,
unsigned int devfn, unsigned char where, u32 *data) unsigned int devfn, unsigned char where, u32 *data)
{ {
unsigned int slot = PCI_SLOT(devfn); unsigned int slot = PCI_SLOT(devfn);
@ -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); rt2880_pci_reg_write(*data, RT2880_PCI_REG_CONFIG_DATA);
else else
*data = rt2880_pci_reg_read(RT2880_PCI_REG_CONFIG_DATA); *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, 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; u32 data = 0;
if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data)) config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
return PCIBIOS_DEVICE_NOT_FOUND;
if (size == 1) if (size == 1)
*val = (data >> ((where & 3) << 3)) & 0xff; *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) { if (size == 4) {
data = val; data = val;
} else { } else {
if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data)) config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
return PCIBIOS_DEVICE_NOT_FOUND;
if (size == 1) if (size == 1)
data = (data & ~(0xff << ((where & 3) << 3))) | data = (data & ~(0xff << ((where & 3) << 3))) |
(val << ((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)); (val << ((where & 3) << 3));
} }
if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data)) config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data);
return PCIBIOS_DEVICE_NOT_FOUND;
return PCIBIOS_SUCCESSFUL; return PCIBIOS_SUCCESSFUL;
} }