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authorYinghai Lu <yhlu.kernel@gmail.com>2008-07-13 14:50:56 -0700
committerIngo Molnar <mingo@elte.hu>2008-07-14 09:24:17 +0200
commit2387ce57a8167490d3b34a7e1ffa9a64a1a76244 (patch)
treeee48c3208c16081c22aea3a49a9651fded08c4ff
parent87a1c441e1aeaf00f97e63dfc310ea7684ec9dda (diff)
x86: make 64bit hpet_set_mapping to use ioremap too, v2
keep the one for VSYSCALL_HPET Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/kernel/hpet.c20
-rw-r--r--include/asm-x86/fixmap_64.h1
2 files changed, 4 insertions, 17 deletions
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index ea230ec6905..0ea6a19bfdf 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -36,26 +36,15 @@ static inline void hpet_writel(unsigned long d, unsigned long 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
+#endif
static inline void hpet_set_mapping(void)
{
hpet_virt_address = ioremap_nocache(hpet_address, HPET_MMAP_SIZE);
+#ifdef CONFIG_X86_64
+ __set_fixmap(VSYSCALL_HPET, hpet_address, PAGE_KERNEL_VSYSCALL_NOCACHE);
+#endif
}
static inline void hpet_clear_mapping(void)
@@ -63,7 +52,6 @@ static inline void hpet_clear_mapping(void)
iounmap(hpet_virt_address);
hpet_virt_address = NULL;
}
-#endif
/*
* HPET command line enable / disable
diff --git a/include/asm-x86/fixmap_64.h b/include/asm-x86/fixmap_64.h
index 6a4789d57e6..00f3d74a052 100644
--- a/include/asm-x86/fixmap_64.h
+++ b/include/asm-x86/fixmap_64.h
@@ -40,7 +40,6 @@ enum fixed_addresses {
VSYSCALL_HPET,
FIX_DBGP_BASE,
FIX_EARLYCON_MEM_BASE,
- FIX_HPET_BASE,
FIX_APIC_BASE, /* local (CPU) APIC) -- required for SMP or not */
FIX_IO_APIC_BASE_0,
FIX_IO_APIC_BASE_END = FIX_IO_APIC_BASE_0 + MAX_IO_APICS - 1,