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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _SPARC64_TLBFLUSH_H
#define _SPARC64_TLBFLUSH_H
#include <asm/mmu_context.h>
/* TSB flush operations. */
#define TLB_BATCH_NR 192
struct tlb_batch {
unsigned int hugepage_shift;
struct mm_struct *mm;
unsigned long tlb_nr;
unsigned long active;
unsigned long vaddrs[TLB_BATCH_NR];
};
void flush_tsb_kernel_range(unsigned long start, unsigned long end);
void flush_tsb_user(struct tlb_batch *tb);
void flush_tsb_user_page(struct mm_struct *mm, unsigned long vaddr,
unsigned int hugepage_shift);
/* TLB flush operations. */
static inline void flush_tlb_mm(struct mm_struct *mm)
{
}
static inline void flush_tlb_page(struct vm_area_struct *vma,
unsigned long vmaddr)
{
}
static inline void flush_tlb_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end)
{
}
void flush_tlb_kernel_range(unsigned long start, unsigned long end);
#define __HAVE_ARCH_ENTER_LAZY_MMU_MODE
void flush_tlb_pending(void);
void arch_enter_lazy_mmu_mode(void);
void arch_leave_lazy_mmu_mode(void);
#define arch_flush_lazy_mmu_mode() do {} while (0)
/* Local cpu only. */
void __flush_tlb_all(void);
void __flush_tlb_page(unsigned long context, unsigned long vaddr);
void __flush_tlb_kernel_range(unsigned long start, unsigned long end);
#ifndef CONFIG_SMP
static inline void global_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr)
{
__flush_tlb_page(CTX_HWBITS(mm->context), vaddr);
}
#else /* CONFIG_SMP */
void smp_flush_tlb_kernel_range(unsigned long start, unsigned long end);
void smp_flush_tlb_page(struct mm_struct *mm, unsigned long vaddr);
#define global_flush_tlb_page(mm, vaddr) \
smp_flush_tlb_page(mm, vaddr)
#endif /* ! CONFIG_SMP */
#endif /* _SPARC64_TLBFLUSH_H */
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