diff options
Diffstat (limited to 'arch/x86/include/asm/pat.h')
| -rw-r--r-- | arch/x86/include/asm/pat.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/arch/x86/include/asm/pat.h b/arch/x86/include/asm/pat.h index b8493b3b989..2cd07b9422f 100644 --- a/arch/x86/include/asm/pat.h +++ b/arch/x86/include/asm/pat.h @@ -2,13 +2,12 @@ #define _ASM_X86_PAT_H #include <linux/types.h> +#include <asm/pgtable_types.h> #ifdef CONFIG_X86_PAT extern int pat_enabled; -extern void validate_pat_support(struct cpuinfo_x86 *c); #else static const int pat_enabled; -static inline void validate_pat_support(struct cpuinfo_x86 *c) { } #endif extern void pat_init(void); @@ -17,6 +16,11 @@ extern int reserve_memtype(u64 start, u64 end, unsigned long req_type, unsigned long *ret_type); extern int free_memtype(u64 start, u64 end); -extern void pat_disable(char *reason); +extern int kernel_map_sync_memtype(u64 base, unsigned long size, + unsigned long flag); +extern void map_devmem(unsigned long pfn, unsigned long size, + struct pgprot vma_prot); +extern void unmap_devmem(unsigned long pfn, unsigned long size, + struct pgprot vma_prot); #endif /* _ASM_X86_PAT_H */ |