1/* SPDX-License-Identifier: GPL-2.0 */
2// Copyright (C) 2005-2017 Andes Technology Corporation
3
4#ifndef _ASMNDS32_TLBFLUSH_H
5#define _ASMNDS32_TLBFLUSH_H
6
7#include <linux/spinlock.h>
8#include <linux/mm.h>
9#include <nds32_intrinsic.h>
10
11static inline void local_flush_tlb_all(void)
12{
13	__nds32__tlbop_flua();
14	__nds32__isb();
15}
16
17static inline void local_flush_tlb_mm(struct mm_struct *mm)
18{
19	__nds32__tlbop_flua();
20	__nds32__isb();
21}
22
23static inline void local_flush_tlb_kernel_range(unsigned long start,
24						unsigned long end)
25{
26	while (start < end) {
27		__nds32__tlbop_inv(start);
28		__nds32__isb();
29		start += PAGE_SIZE;
30	}
31}
32
33void local_flush_tlb_range(struct vm_area_struct *vma,
34			   unsigned long start, unsigned long end);
35void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long addr);
36
37#define flush_tlb_all		local_flush_tlb_all
38#define flush_tlb_mm		local_flush_tlb_mm
39#define flush_tlb_range		local_flush_tlb_range
40#define flush_tlb_page		local_flush_tlb_page
41#define flush_tlb_kernel_range	local_flush_tlb_kernel_range
42
43void update_mmu_cache(struct vm_area_struct *vma,
44		      unsigned long address, pte_t * pte);
45
46#endif
47