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| author | Yinghai Lu <yhlu.kernel@gmail.com> | 2008-07-13 14:50:56 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-14 09:24:17 +0200 |
| commit | 2387ce57a8167490d3b34a7e1ffa9a64a1a76244 (patch) | |
| tree | ee48c3208c16081c22aea3a49a9651fded08c4ff | |
| parent | 87a1c441e1aeaf00f97e63dfc310ea7684ec9dda (diff) | |
| download | linux-2387ce57a8167490d3b34a7e1ffa9a64a1a76244.tar.gz | |
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.c | 20 | ||||
| -rw-r--r-- | include/asm-x86/fixmap_64.h | 1 |
2 files changed, 4 insertions, 17 deletions
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index ea230ec69057..0ea6a19bfdfe 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 6a4789d57e6c..00f3d74a0524 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, |