1  /* SPDX-License-Identifier: GPL-2.0-only */
2  /*
3   * intel-bts.h: Intel Processor Trace support
4   * Copyright (c) 2013-2014, Intel Corporation.
5   */
6  
7  #ifndef INCLUDE__PERF_INTEL_BTS_H__
8  #define INCLUDE__PERF_INTEL_BTS_H__
9  
10  #define INTEL_BTS_PMU_NAME "intel_bts"
11  
12  enum {
13  	INTEL_BTS_PMU_TYPE,
14  	INTEL_BTS_TIME_SHIFT,
15  	INTEL_BTS_TIME_MULT,
16  	INTEL_BTS_TIME_ZERO,
17  	INTEL_BTS_CAP_USER_TIME_ZERO,
18  	INTEL_BTS_SNAPSHOT_MODE,
19  	INTEL_BTS_AUXTRACE_PRIV_MAX,
20  };
21  
22  #define INTEL_BTS_AUXTRACE_PRIV_SIZE (INTEL_BTS_AUXTRACE_PRIV_MAX * sizeof(u64))
23  
24  struct auxtrace_record;
25  struct perf_tool;
26  union perf_event;
27  struct perf_session;
28  
29  struct auxtrace_record *intel_bts_recording_init(int *err);
30  
31  int intel_bts_process_auxtrace_info(union perf_event *event,
32  				    struct perf_session *session);
33  
34  #endif
35