| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_POWERPC_SLICE_H |
| #define _ASM_POWERPC_SLICE_H |
| |
| #ifdef CONFIG_PPC_BOOK3S_64 |
| #include <asm/book3s/64/slice.h> |
| #elif defined(CONFIG_PPC64) |
| #include <asm/nohash/64/slice.h> |
| #elif defined(CONFIG_PPC_MMU_NOHASH) |
| #include <asm/nohash/32/slice.h> |
| #endif |
| |
| #ifdef CONFIG_PPC_MM_SLICES |
| |
| #ifdef CONFIG_HUGETLB_PAGE |
| #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA |
| #endif |
| #define HAVE_ARCH_UNMAPPED_AREA |
| #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN |
| |
| #ifndef __ASSEMBLY__ |
| |
| struct mm_struct; |
| |
| unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len, |
| unsigned long flags, unsigned int psize, |
| int topdown); |
| |
| unsigned int get_slice_psize(struct mm_struct *mm, unsigned long addr); |
| |
| void slice_set_user_psize(struct mm_struct *mm, unsigned int psize); |
| void slice_set_range_psize(struct mm_struct *mm, unsigned long start, |
| unsigned long len, unsigned int psize); |
| #endif /* __ASSEMBLY__ */ |
| |
| #else /* CONFIG_PPC_MM_SLICES */ |
| |
| #define slice_set_range_psize(mm, start, len, psize) \ |
| slice_set_user_psize((mm), (psize)) |
| #endif /* CONFIG_PPC_MM_SLICES */ |
| |
| #endif /* _ASM_POWERPC_SLICE_H */ |
