diff options
Diffstat (limited to 'arch/mips/pci/ops-mace.c')
| -rw-r--r-- | arch/mips/pci/ops-mace.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/arch/mips/pci/ops-mace.c b/arch/mips/pci/ops-mace.c index 8008e31c5e81..fe5451449304 100644 --- a/arch/mips/pci/ops-mace.c +++ b/arch/mips/pci/ops-mace.c @@ -29,22 +29,20 @@ * 4 N/C */ -#define chkslot(_bus,_devfn) \ -do { \ - if ((_bus)->number > 0 || PCI_SLOT (_devfn) < 1 \ - || PCI_SLOT (_devfn) > 3) \ - return PCIBIOS_DEVICE_NOT_FOUND; \ -} while (0) +static inline int mkaddr(struct pci_bus *bus, unsigned int devfn, + unsigned int reg) +{ + return ((bus->number & 0xff) << 16) | + ((devfn & 0xff) << 8) | + (reg & 0xfc); +} -#define mkaddr(_devfn, _reg) \ -((((_devfn) & 0xffUL) << 8) | ((_reg) & 0xfcUL)) static int mace_pci_read_config(struct pci_bus *bus, unsigned int devfn, int reg, int size, u32 *val) { - chkslot(bus, devfn); - mace->pci.config_addr = mkaddr(devfn, reg); + mace->pci.config_addr = mkaddr(bus, devfn, reg); switch (size) { case 1: *val = mace->pci.config_data.b[(reg & 3) ^ 3]; @@ -66,8 +64,7 @@ static int mace_pci_write_config(struct pci_bus *bus, unsigned int devfn, int reg, int size, u32 val) { - chkslot(bus, devfn); - mace->pci.config_addr = mkaddr(devfn, reg); + mace->pci.config_addr = mkaddr(bus, devfn, reg); switch (size) { case 1: mace->pci.config_data.b[(reg & 3) ^ 3] = val; |