| Thomas Gleixner | 2874c5f | 2019-05-27 08:55:01 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Ian Munsie | e83d016 | 2014-10-08 19:54:50 +1100 | [diff] [blame] | 2 | /* |
| 3 | * Copyright 2014 IBM Corp. |
| Ian Munsie | e83d016 | 2014-10-08 19:54:50 +1100 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #ifndef _ASM_POWERPC_COPRO_H |
| 7 | #define _ASM_POWERPC_COPRO_H |
| 8 | |
| Souptick Joarder | 50a7ca3 | 2018-08-17 15:44:47 -0700 | [diff] [blame] | 9 | #include <linux/mm_types.h> |
| 10 | |
| Ian Munsie | 73d16a6 | 2014-10-08 19:54:51 +1100 | [diff] [blame] | 11 | struct copro_slb |
| 12 | { |
| 13 | u64 esid, vsid; |
| 14 | }; |
| 15 | |
| Ian Munsie | e83d016 | 2014-10-08 19:54:50 +1100 | [diff] [blame] | 16 | int copro_handle_mm_fault(struct mm_struct *mm, unsigned long ea, |
| Souptick Joarder | 50a7ca3 | 2018-08-17 15:44:47 -0700 | [diff] [blame] | 17 | unsigned long dsisr, vm_fault_t *flt); |
| Ian Munsie | e83d016 | 2014-10-08 19:54:50 +1100 | [diff] [blame] | 18 | |
| Ian Munsie | 73d16a6 | 2014-10-08 19:54:51 +1100 | [diff] [blame] | 19 | int copro_calculate_slb(struct mm_struct *mm, u64 ea, struct copro_slb *slb); |
| 20 | |
| Ian Munsie | be3ebfe | 2014-10-08 19:54:52 +1100 | [diff] [blame] | 21 | |
| 22 | #ifdef CONFIG_PPC_COPRO_BASE |
| 23 | void copro_flush_all_slbs(struct mm_struct *mm); |
| 24 | #else |
| 25 | static inline void copro_flush_all_slbs(struct mm_struct *mm) {} |
| 26 | #endif |
| Ian Munsie | e83d016 | 2014-10-08 19:54:50 +1100 | [diff] [blame] | 27 | #endif /* _ASM_POWERPC_COPRO_H */ |