mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-03-22 07:27:12 +08:00
99940fd9e1
Add a new "event_filter" entry in the meta data and dump it in raw data
mode.
After:
# perf script -D
...
0 0 0x470 [0x1f0]: PERF_RECORD_AUXTRACE_INFO type: 4
Header version :2
Header size :4
PMU type v2 :11
CPU number :8
Magic :0x1010101010101010
CPU # :0
Num of params :4
MIDR :0x410fd0f0
PMU Type :11
Min Interval :256
Event Filter :0x3fe08fe
...
Reviewed-by: James Clark <james.clark@linaro.org>
Signed-off-by: Leo Yan <leo.yan@arm.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ali Saidi <alisaidi@amazon.com>
Cc: German Gomez <german.gomez@arm.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
72 lines
1.5 KiB
C
72 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Arm Statistical Profiling Extensions (SPE) support
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* Copyright (c) 2017-2018, Arm Ltd.
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*/
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#ifndef INCLUDE__PERF_ARM_SPE_H__
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#define INCLUDE__PERF_ARM_SPE_H__
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#define ARM_SPE_PMU_NAME "arm_spe_"
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enum {
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ARM_SPE_PMU_TYPE,
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ARM_SPE_PER_CPU_MMAPS,
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ARM_SPE_AUXTRACE_V1_PRIV_MAX,
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};
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#define ARM_SPE_AUXTRACE_V1_PRIV_SIZE \
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(ARM_SPE_AUXTRACE_V1_PRIV_MAX * sizeof(u64))
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enum {
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/*
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* The old metadata format (defined above) does not include a
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* field for version number. Version 1 is reserved and starts
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* from version 2.
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*/
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ARM_SPE_HEADER_VERSION,
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/* Number of sizeof(u64) */
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ARM_SPE_HEADER_SIZE,
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/* PMU type shared by CPUs */
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ARM_SPE_PMU_TYPE_V2,
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/* Number of CPUs */
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ARM_SPE_CPUS_NUM,
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ARM_SPE_AUXTRACE_PRIV_MAX,
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};
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enum {
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/* Magic number */
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ARM_SPE_MAGIC,
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/* CPU logical number in system */
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ARM_SPE_CPU,
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/* Number of parameters */
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ARM_SPE_CPU_NR_PARAMS,
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/* CPU MIDR */
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ARM_SPE_CPU_MIDR,
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/* Associated PMU type */
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ARM_SPE_CPU_PMU_TYPE,
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/* Minimal interval */
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ARM_SPE_CAP_MIN_IVAL,
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/* Event filter */
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ARM_SPE_CAP_EVENT_FILTER,
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ARM_SPE_CPU_PRIV_MAX,
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};
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#define ARM_SPE_HEADER_CURRENT_VERSION 2
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union perf_event;
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struct perf_session;
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struct perf_pmu;
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struct auxtrace_record *arm_spe_recording_init(int *err,
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struct perf_pmu *arm_spe_pmu);
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int arm_spe_process_auxtrace_info(union perf_event *event,
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struct perf_session *session);
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void arm_spe_pmu_default_config(const struct perf_pmu *arm_spe_pmu,
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struct perf_event_attr *attr);
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#endif
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