1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _SPARC64_TLB_H
3#define _SPARC64_TLB_H
4
5#include <linux/swap.h>
6#include <linux/pagemap.h>
7#include <asm/tlbflush.h>
8#include <asm/mmu_context.h>
9
10#ifdef CONFIG_SMP
11void smp_flush_tlb_pending(struct mm_struct *,
12				  unsigned long, unsigned long *);
13#endif
14
15#ifdef CONFIG_SMP
16void smp_flush_tlb_mm(struct mm_struct *mm);
17#define do_flush_tlb_mm(mm) smp_flush_tlb_mm(mm)
18#else
19#define do_flush_tlb_mm(mm) __flush_tlb_mm(CTX_HWBITS(mm->context), SECONDARY_CONTEXT)
20#endif
21
22void __flush_tlb_pending(unsigned long, unsigned long, unsigned long *);
23void flush_tlb_pending(void);
24
25#define tlb_start_vma(tlb, vma) do { } while (0)
26#define tlb_end_vma(tlb, vma)	do { } while (0)
27#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0)
28#define tlb_flush(tlb)	flush_tlb_pending()
29
30/*
31 * SPARC64's hardware TLB fill does not use the Linux page-tables
32 * and therefore we don't need a TLBI when freeing page-table pages.
33 */
34
35#ifdef CONFIG_MMU_GATHER_RCU_TABLE_FREE
36#define tlb_needs_table_invalidate()	(false)
37#endif
38
39#include <asm-generic/tlb.h>
40
41#endif /* _SPARC64_TLB_H */
42