1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * Author: Huacai Chen <chenhuacai@loongson.cn>
4  * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
5  */
6 
7 #ifndef __LOONGARCH_PERF_EVENT_H__
8 #define __LOONGARCH_PERF_EVENT_H__
9 
10 #include <asm/ptrace.h>
11 
12 #define perf_arch_bpf_user_pt_regs(regs) (struct user_pt_regs *)regs
13 
14 #define perf_arch_fetch_caller_regs(regs, __ip) { \
15 	(regs)->csr_era = (__ip); \
16 	(regs)->regs[3] = current_stack_pointer; \
17 	(regs)->regs[22] = (unsigned long) __builtin_frame_address(0); \
18 }
19 
20 #endif /* __LOONGARCH_PERF_EVENT_H__ */
21