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v0.8.1
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Tip revision: 36a21d51725af2ce0700c6ebcb6b9594aac658a6 authored by Linus Torvalds on 08 August 2021, 20:49:31 UTC
Linux 5.14-rc5
Tip revision: 36a21d5
intel-bts.h
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * intel-bts.h: Intel Processor Trace support
 * Copyright (c) 2013-2014, Intel Corporation.
 */

#ifndef INCLUDE__PERF_INTEL_BTS_H__
#define INCLUDE__PERF_INTEL_BTS_H__

#define INTEL_BTS_PMU_NAME "intel_bts"

enum {
	INTEL_BTS_PMU_TYPE,
	INTEL_BTS_TIME_SHIFT,
	INTEL_BTS_TIME_MULT,
	INTEL_BTS_TIME_ZERO,
	INTEL_BTS_CAP_USER_TIME_ZERO,
	INTEL_BTS_SNAPSHOT_MODE,
	INTEL_BTS_AUXTRACE_PRIV_MAX,
};

#define INTEL_BTS_AUXTRACE_PRIV_SIZE (INTEL_BTS_AUXTRACE_PRIV_MAX * sizeof(u64))

struct auxtrace_record;
struct perf_tool;
union perf_event;
struct perf_session;

struct auxtrace_record *intel_bts_recording_init(int *err);

int intel_bts_process_auxtrace_info(union perf_event *event,
				    struct perf_session *session);

#endif
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