98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_POWERPC_TLBFLUSH_RADIX_H
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#define _ASM_POWERPC_TLBFLUSH_RADIX_H
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#include <asm/hvcall.h>
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#define RIC_FLUSH_TLB 0
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#define RIC_FLUSH_PWC 1
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#define RIC_FLUSH_ALL 2
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struct vm_area_struct;
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struct mm_struct;
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struct mmu_gather;
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static inline u64 psize_to_rpti_pgsize(unsigned long psize)
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{
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if (psize == MMU_PAGE_4K)
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return H_RPTI_PAGE_4K;
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if (psize == MMU_PAGE_64K)
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return H_RPTI_PAGE_64K;
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if (psize == MMU_PAGE_2M)
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return H_RPTI_PAGE_2M;
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if (psize == MMU_PAGE_1G)
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return H_RPTI_PAGE_1G;
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return H_RPTI_PAGE_ALL;
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}
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static inline int mmu_get_ap(int psize)
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{
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return mmu_psize_defs[psize].ap;
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}
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#ifdef CONFIG_PPC_RADIX_MMU
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extern void radix__tlbiel_all(unsigned int action);
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extern void radix__flush_tlb_lpid_page(unsigned int lpid,
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unsigned long addr,
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unsigned long page_size);
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extern void radix__flush_pwc_lpid(unsigned int lpid);
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extern void radix__flush_all_lpid(unsigned int lpid);
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extern void radix__flush_all_lpid_guest(unsigned int lpid);
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#else
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static inline void radix__tlbiel_all(unsigned int action) { WARN_ON(1); }
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static inline void radix__flush_tlb_lpid_page(unsigned int lpid,
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unsigned long addr,
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unsigned long page_size)
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{
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WARN_ON(1);
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}
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static inline void radix__flush_pwc_lpid(unsigned int lpid)
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{
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WARN_ON(1);
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}
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static inline void radix__flush_all_lpid(unsigned int lpid)
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{
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WARN_ON(1);
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}
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static inline void radix__flush_all_lpid_guest(unsigned int lpid)
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{
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WARN_ON(1);
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}
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#endif
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extern void radix__flush_hugetlb_tlb_range(struct vm_area_struct *vma,
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unsigned long start, unsigned long end);
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extern void radix__flush_tlb_range_psize(struct mm_struct *mm, unsigned long start,
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unsigned long end, int psize);
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void radix__flush_tlb_pwc_range_psize(struct mm_struct *mm, unsigned long start,
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unsigned long end, int psize);
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extern void radix__flush_pmd_tlb_range(struct vm_area_struct *vma,
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unsigned long start, unsigned long end);
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extern void radix__flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
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unsigned long end);
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extern void radix__flush_tlb_kernel_range(unsigned long start, unsigned long end);
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extern void radix__local_flush_tlb_mm(struct mm_struct *mm);
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extern void radix__local_flush_all_mm(struct mm_struct *mm);
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extern void radix__local_flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
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extern void radix__local_flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr,
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int psize);
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extern void radix__tlb_flush(struct mmu_gather *tlb);
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#ifdef CONFIG_SMP
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extern void radix__flush_tlb_mm(struct mm_struct *mm);
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extern void radix__flush_all_mm(struct mm_struct *mm);
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extern void radix__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
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extern void radix__flush_tlb_page_psize(struct mm_struct *mm, unsigned long vmaddr,
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int psize);
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#else
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#define radix__flush_tlb_mm(mm) radix__local_flush_tlb_mm(mm)
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#define radix__flush_all_mm(mm) radix__local_flush_all_mm(mm)
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#define radix__flush_tlb_page(vma,addr) radix__local_flush_tlb_page(vma,addr)
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#define radix__flush_tlb_page_psize(mm,addr,p) radix__local_flush_tlb_page_psize(mm,addr,p)
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#endif
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extern void radix__flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr);
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extern void radix__flush_tlb_collapsed_pmd(struct mm_struct *mm, unsigned long addr);
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extern void radix__flush_tlb_all(void);
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#endif
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