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- /*
- * Copyright (C) 2012 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- #ifndef __ASM_PERF_EVENT_H
- #define __ASM_PERF_EVENT_H
- #ifdef CONFIG_PERF_EVENTS
- struct pt_regs;
- extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
- extern unsigned long perf_misc_flags(struct pt_regs *regs);
- #define perf_misc_flags(regs) perf_misc_flags(regs)
- #endif
- #define perf_arch_fetch_caller_regs(regs, __ip) { \
- (regs)->pc = (__ip); \
- (regs)->regs[29] = (unsigned long) __builtin_frame_address(0); \
- (regs)->sp = current_stack_pointer; \
- (regs)->pstate = PSR_MODE_EL1h; \
- }
- #endif
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