diff options
Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/tlbflush-radix.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/tlbflush-radix.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h new file mode 100644 index 000000000..a38542259 --- /dev/null +++ b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h @@ -0,0 +1,99 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_POWERPC_TLBFLUSH_RADIX_H +#define _ASM_POWERPC_TLBFLUSH_RADIX_H + +#include <asm/hvcall.h> + +#define RIC_FLUSH_TLB 0 +#define RIC_FLUSH_PWC 1 +#define RIC_FLUSH_ALL 2 + +struct vm_area_struct; +struct mm_struct; +struct mmu_gather; + +static inline u64 psize_to_rpti_pgsize(unsigned long psize) +{ + if (psize == MMU_PAGE_4K) + return H_RPTI_PAGE_4K; + if (psize == MMU_PAGE_64K) + return H_RPTI_PAGE_64K; + if (psize == MMU_PAGE_2M) + return H_RPTI_PAGE_2M; + if (psize == MMU_PAGE_1G) + return H_RPTI_PAGE_1G; + return H_RPTI_PAGE_ALL; +} + +static inline int mmu_get_ap(int psize) +{ + return mmu_psize_defs[psize].ap; +} + +#ifdef CONFIG_PPC_RADIX_MMU +extern void radix__tlbiel_all(unsigned int action); +extern void radix__flush_tlb_lpid_page(unsigned int lpid, + unsigned long addr, + unsigned long page_size); +extern void radix__flush_pwc_lpid(unsigned int lpid); +extern void radix__flush_all_lpid(unsigned int lpid); +extern void radix__flush_all_lpid_guest(unsigned int lpid); +#else +static inline void radix__tlbiel_all(unsigned int action) { WARN_ON(1); } +static inline void radix__flush_tlb_lpid_page(unsigned int lpid, + unsigned long addr, + unsigned long page_size) +{ + WARN_ON(1); +} +static inline void radix__flush_pwc_lpid(unsigned int lpid) +{ + WARN_ON(1); +} +static inline void radix__flush_all_lpid(unsigned int lpid) +{ + WARN_ON(1); +} +static inline void radix__flush_all_lpid_guest(unsigned int lpid) +{ + WARN_ON(1); +} +#endif + +extern void radix__flush_hugetlb_tlb_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end); +extern void radix__flush_tlb_range_psize(struct mm_struct *mm, unsigned long start, + unsigned long end, int psize); +void radix__flush_tlb_pwc_range_psize(struct mm_struct *mm, unsigned long start, + unsigned long end, int psize); +extern void radix__flush_pmd_tlb_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end); +extern void radix__flush_pud_tlb_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end); +extern void radix__flush_tlb_range(struct vm_area_struct *vma, unsigned long start, + unsigned long end); +extern void radix__flush_tlb_kernel_range(unsigned long start, unsigned long end); + +extern void radix__local_flush_tlb_mm(struct mm_struct *mm); +extern void radix__local_flush_all_mm(struct mm_struct *mm); +extern void radix__local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); +extern void radix__local_flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr, + int psize); +extern void radix__tlb_flush(struct mmu_gather *tlb); +#ifdef CONFIG_SMP +extern void radix__flush_tlb_mm(struct mm_struct *mm); +extern void radix__flush_all_mm(struct mm_struct *mm); +extern void radix__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); +extern void radix__flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr, + int psize); +#else +#define radix__flush_tlb_mm(mm) radix__local_flush_tlb_mm(mm) +#define radix__flush_all_mm(mm) radix__local_flush_all_mm(mm) +#define radix__flush_tlb_page(vma,addr) radix__local_flush_tlb_page(vma,addr) +#define radix__flush_tlb_page_psize(mm,addr,p) radix__local_flush_tlb_page_psize(mm,addr,p) +#endif +extern void radix__flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr); +extern void radix__flush_tlb_collapsed_pmd(struct mm_struct *mm, unsigned long addr); +extern void radix__flush_tlb_all(void); + +#endif |