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generic: redefine resource_size_t as phys_addr_t

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There's no good reason why a resource_size_t shouldn't just be a
physical address, so simply redefine it in terms of phys_addr_t.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jeremy Fitzhardinge 2008-09-11 01:31:50 -07:00 • committed by Ingo Molnar
parent 947d0496cf
commit 8308c54d7e
6 changed files with 13 additions and 26 deletions
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16
arch/powerpc/sysdev/ppc4xx_pci.c
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@ -41,13 +41,10 @@ extern unsigned long total_memory;
#define U64_TO_U32_LOW(val) ((u32)((val) & 0x00000000ffffffffULL))
#define U64_TO_U32_HIGH(val) ((u32)((val) >> 32))
#ifdef CONFIG_RESOURCES_64BIT
#define RES_TO_U32_LOW(val) U64_TO_U32_LOW(val)
#define RES_TO_U32_HIGH(val) U64_TO_U32_HIGH(val)
#else
#define RES_TO_U32_LOW(val) (val)
#define RES_TO_U32_HIGH(val) (0)
#endif
#define RES_TO_U32_LOW(val) \
((sizeof(resource_size_t) > sizeof(u32)) ? U64_TO_U32_LOW(val) : (val))
#define RES_TO_U32_HIGH(val) \
((sizeof(resource_size_t) > sizeof(u32)) ? U64_TO_U32_HIGH(val) : (0))
static inline int ppc440spe_revA(void)
{
@ -145,12 +142,11 @@ static int __init ppc4xx_parse_dma_ranges(struct pci_controller *hose,
/* Use that */
res->start = pci_addr;
#ifndef CONFIG_RESOURCES_64BIT
/* Beware of 32 bits resources */
if ((pci_addr + size) > 0x100000000ull)
if (sizeof(resource_size_t) == sizeof(u32) &&
(pci_addr + size) > 0x100000000ull)
res->end = 0xffffffff;
else
#endif
res->end = res->start + size - 1;
break;
}