diff options
Diffstat (limited to 'arch/powerpc/include/asm/perf_event.h')
| -rw-r--r-- | arch/powerpc/include/asm/perf_event.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/arch/powerpc/include/asm/perf_event.h b/arch/powerpc/include/asm/perf_event.h index 8bf1b6351716..164e910bf654 100644 --- a/arch/powerpc/include/asm/perf_event.h +++ b/arch/powerpc/include/asm/perf_event.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Performance event support - hardware-specific disambiguation * @@ -7,15 +8,13 @@ * devices other than the core which provide their own performance counters. * * Copyright 2010 Freescale Semiconductor, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifdef CONFIG_PPC_PERF_CTRS #include <asm/perf_event_server.h> +#else +static inline bool is_sier_available(void) { return false; } +static inline unsigned long get_pmcs_ext_regs(int idx) { return 0; } #endif #ifdef CONFIG_FSL_EMB_PERF_EVENT @@ -26,6 +25,8 @@ #include <asm/ptrace.h> #include <asm/reg.h> +#define perf_arch_bpf_user_pt_regs(regs) ®s->user_regs + /* * Overload regs->result to specify whether we should use the MSR (result * is zero) or the SIAR (result is non zero). @@ -34,7 +35,14 @@ do { \ (regs)->result = 0; \ (regs)->nip = __ip; \ - (regs)->gpr[1] = current_stack_pointer(); \ + (regs)->gpr[1] = current_stack_frame(); \ asm volatile("mfmsr %0" : "=r" ((regs)->msr)); \ } while (0) + +/* To support perf_regs sier update */ +extern bool is_sier_available(void); +extern unsigned long get_pmcs_ext_regs(int idx); +/* To define perf extended regs mask value */ +extern u64 PERF_REG_EXTENDED_MASK; +#define PERF_REG_EXTENDED_MASK PERF_REG_EXTENDED_MASK #endif |