| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_POWERPC_NOHASH_HUGETLB_E500_H |
| #define _ASM_POWERPC_NOHASH_HUGETLB_E500_H |
| |
| void flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr); |
| |
| static inline int check_and_get_huge_psize(int shift) |
| { |
| if (shift & 1) /* Not a power of 4 */ |
| return -EINVAL; |
| |
| return shift_to_mmu_psize(shift); |
| } |
| |
| static inline pte_t arch_make_huge_pte(pte_t entry, unsigned int shift, vm_flags_t flags) |
| { |
| unsigned int tsize = shift - _PAGE_PSIZE_SHIFT_OFFSET; |
| pte_basic_t val = (tsize << _PAGE_PSIZE_SHIFT) & _PAGE_PSIZE_MSK; |
| |
| return __pte((pte_val(entry) & ~(pte_basic_t)_PAGE_PSIZE_MSK) | val); |
| } |
| #define arch_make_huge_pte arch_make_huge_pte |
| |
| #endif /* _ASM_POWERPC_NOHASH_HUGETLB_E500_H */ |
