[PATCH] powerpc: pci_address_to_pio fix
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 <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/include/asm-ppc/pci-bridge.h b/include/asm-ppc/pci-bridge.h
index 95672dd..9d52306 100644
--- a/include/asm-ppc/pci-bridge.h
+++ b/include/asm-ppc/pci-bridge.h
@@ -138,11 +138,11 @@
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