1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _ASM_POWERPC_TLBFLUSH_RADIX_H 3#define _ASM_POWERPC_TLBFLUSH_RADIX_H 4 5#include <asm/hvcall.h> 6 7#define RIC_FLUSH_TLB 0 8#define RIC_FLUSH_PWC 1 9#define RIC_FLUSH_ALL 2 10 11struct vm_area_struct; 12struct mm_struct; 13struct mmu_gather; 14 15static inline u64 psize_to_rpti_pgsize(unsigned long psize) 16{ 17 if (psize == MMU_PAGE_4K) 18 return H_RPTI_PAGE_4K; 19 if (psize == MMU_PAGE_64K) 20 return H_RPTI_PAGE_64K; 21 if (psize == MMU_PAGE_2M) 22 return H_RPTI_PAGE_2M; 23 if (psize == MMU_PAGE_1G) 24 return H_RPTI_PAGE_1G; 25 return H_RPTI_PAGE_ALL; 26} 27 28static inline int mmu_get_ap(int psize) 29{ 30 return mmu_psize_defs[psize].ap; 31} 32 33#ifdef CONFIG_PPC_RADIX_MMU 34extern void radix__tlbiel_all(unsigned int action); 35extern void radix__flush_tlb_lpid_page(unsigned int lpid, 36 unsigned long addr, 37 unsigned long page_size); 38extern void radix__flush_pwc_lpid(unsigned int lpid); 39extern void radix__flush_all_lpid(unsigned int lpid); 40extern void radix__flush_all_lpid_guest(unsigned int lpid); 41#else 42static inline void radix__tlbiel_all(unsigned int action) { WARN_ON(1); } 43static inline void radix__flush_tlb_lpid_page(unsigned int lpid, 44 unsigned long addr, 45 unsigned long page_size) 46{ 47 WARN_ON(1); 48} 49static inline void radix__flush_pwc_lpid(unsigned int lpid) 50{ 51 WARN_ON(1); 52} 53static inline void radix__flush_all_lpid(unsigned int lpid) 54{ 55 WARN_ON(1); 56} 57static inline void radix__flush_all_lpid_guest(unsigned int lpid) 58{ 59 WARN_ON(1); 60} 61#endif 62 63extern void radix__flush_hugetlb_tlb_range(struct vm_area_struct *vma, 64 unsigned long start, unsigned long end); 65extern void radix__flush_tlb_range_psize(struct mm_struct *mm, unsigned long start, 66 unsigned long end, int psize); 67void radix__flush_tlb_pwc_range_psize(struct mm_struct *mm, unsigned long start, 68 unsigned long end, int psize); 69extern void radix__flush_pmd_tlb_range(struct vm_area_struct *vma, 70 unsigned long start, unsigned long end); 71extern void radix__flush_pud_tlb_range(struct vm_area_struct *vma, 72 unsigned long start, unsigned long end); 73extern void radix__flush_tlb_range(struct vm_area_struct *vma, unsigned long start, 74 unsigned long end); 75extern void radix__flush_tlb_kernel_range(unsigned long start, unsigned long end); 76 77extern void radix__local_flush_tlb_mm(struct mm_struct *mm); 78extern void radix__local_flush_all_mm(struct mm_struct *mm); 79extern void radix__local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); 80extern void radix__local_flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr, 81 int psize); 82extern void radix__tlb_flush(struct mmu_gather *tlb); 83#ifdef CONFIG_SMP 84extern void radix__flush_tlb_mm(struct mm_struct *mm); 85extern void radix__flush_all_mm(struct mm_struct *mm); 86extern void radix__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr); 87extern void radix__flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr, 88 int psize); 89#else 90#define radix__flush_tlb_mm(mm) radix__local_flush_tlb_mm(mm) 91#define radix__flush_all_mm(mm) radix__local_flush_all_mm(mm) 92#define radix__flush_tlb_page(vma,addr) radix__local_flush_tlb_page(vma,addr) 93#define radix__flush_tlb_page_psize(mm,addr,p) radix__local_flush_tlb_page_psize(mm,addr,p) 94#endif 95extern void radix__flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr); 96extern void radix__flush_tlb_collapsed_pmd(struct mm_struct *mm, unsigned long addr); 97extern void radix__flush_tlb_all(void); 98 99#endif 100