[PATCH] x86: make 64bit hpet_set_mapping to use ioremap too

From: Yinghai Lu
Date: Sun Jul 13 2008 - 17:33:56 EST



need to apply after
[PATCH] x86: get x86_phys_bits early

Signed-off-by: Yinghai Lu <yhlu.kernel@xxxxxxxxx>

diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index ea230ec..bfef53c 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -35,24 +35,6 @@ static inline void hpet_writel(unsigned long d, unsigned long a)
writel(d, hpet_virt_address + a);
}

-#ifdef CONFIG_X86_64
-
-#include <asm/pgtable.h>
-
-static inline void hpet_set_mapping(void)
-{
- set_fixmap_nocache(FIX_HPET_BASE, hpet_address);
- __set_fixmap(VSYSCALL_HPET, hpet_address, PAGE_KERNEL_VSYSCALL_NOCACHE);
- hpet_virt_address = (void __iomem *)fix_to_virt(FIX_HPET_BASE);
-}
-
-static inline void hpet_clear_mapping(void)
-{
- hpet_virt_address = NULL;
-}
-
-#else
-
static inline void hpet_set_mapping(void)
{
hpet_virt_address = ioremap_nocache(hpet_address, HPET_MMAP_SIZE);
@@ -63,7 +45,6 @@ static inline void hpet_clear_mapping(void)
iounmap(hpet_virt_address);
hpet_virt_address = NULL;
}
-#endif

/*
* HPET command line enable / disable
--
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