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