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ppc: Use addrmap in virt_to_phys and map_physmem. 

If we have addr map support enabled use the mapping functions to
implement virt_to_phys() and map_physmem().

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2008-12-16 14:59:21 -06:00 committed by Andrew Fleming-AFLEMING
parent ecf5b98c7a
commit 77c8115b1f
1 changed files with 12 additions and 0 deletions
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12
include/asm-ppc/io.h
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@ -10,6 +10,10 @@
#include <linux/config.h>
#include <asm/byteorder.h>
#ifdef CONFIG_ADDR_MAP
#include <addr_map.h>
#endif
#define SIO_CONFIG_RA 0x398
#define SIO_CONFIG_RD 0x399
@ -287,7 +291,11 @@ extern inline void out_be32(volatile unsigned __iomem *addr, int val)
static inline void *
map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
{
#ifdef CONFIG_ADDR_MAP
return (void *)(addrmap_phys_to_virt(paddr));
#else
return (void *)((unsigned long)paddr);
#endif
}
/*
@ -300,7 +308,11 @@ static inline void unmap_physmem(void *vaddr, unsigned long flags)
static inline phys_addr_t virt_to_phys(void * vaddr)
{
#ifdef CONFIG_ADDR_MAP
return addrmap_virt_to_phys(vaddr);
#else
return (phys_addr_t)((unsigned long)vaddr);
#endif
}
#endif