1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright (C) 2018 SiFive 4 * Copyright (C) 2018 Andes Technology Corporation 5 * 6 */ 7 8 #ifndef _ASM_RISCV_PERF_EVENT_H 9 #define _ASM_RISCV_PERF_EVENT_H 10 11 #ifdef CONFIG_PERF_EVENTS 12 #include <linux/perf_event.h> 13 extern unsigned long perf_instruction_pointer(struct pt_regs *regs); 14 extern unsigned long perf_misc_flags(struct pt_regs *regs); 15 #define perf_misc_flags(regs) perf_misc_flags(regs) 16 #define perf_arch_bpf_user_pt_regs(regs) (struct user_regs_struct *)regs 17 18 #define perf_arch_fetch_caller_regs(regs, __ip) { \ 19 (regs)->epc = (__ip); \ 20 (regs)->s0 = (unsigned long) __builtin_frame_address(0); \ 21 (regs)->sp = current_stack_pointer; \ 22 (regs)->status = SR_PP; \ 23 } 24 #endif 25 26 #endif /* _ASM_RISCV_PERF_EVENT_H */ 27