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[PATCH] powerpc: pci_address_to_pio fix

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This fixes pci_address_to_pio() to return an unsigned long (to be safe)
and fixes a bug in the implementation that caused it to return a bogus
IO port number

Signed-off-by: Benjamin Herrenschmidt <[email protected]>
Signed-off-by: Paul Mackerras <[email protected]>
This commit is contained in:
Benjamin Herrenschmidt 2005-12-15 15:00:57 +11:00 • committed by Paul Mackerras
commit f2c4583a38
5 changed files with 20 additions and 17 deletions
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6
include/asm-ppc/pci-bridge.h
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@ -138,11 +138,11 @@ static inline unsigned char bridge_swizzle(unsigned char pin,
extern int pciauto_bus_scan(struct pci_controller *, int);
#ifdef CONFIG_PCI
extern unsigned int pci_address_to_pio(phys_addr_t address);
extern unsigned long pci_address_to_pio(phys_addr_t address);
#else
static inline unsigned int pci_address_to_pio(phys_addr_t address)
static inline unsigned long pci_address_to_pio(phys_addr_t address)
{
return (unsigned int)-1;
return (unsigned long)-1;
}
#endif