Cregit: Linux 6.13: pmu.c

Contributors: 11
Author	Tokens	Token Proportion	Commits	Commit Proportion
Adrian Hunter	68	37.57%	5	18.52%
Kan Liang	49	27.07%	4	14.81%
Ian Rogers	34	18.78%	7	25.93%
Jiri Olsa	11	6.08%	2	7.41%
Arnaldo Carvalho de Melo	8	4.42%	3	11.11%
Ravi Bangoria	5	2.76%	1	3.70%
Stéphane Eranian	2	1.10%	1	3.70%
Jin Yao	1	0.55%	1	3.70%
Namhyung Kim	1	0.55%	1	3.70%
Borislav Petkov	1	0.55%	1	3.70%
Greg Kroah-Hartman	1	0.55%	1	3.70%
Total	181		27

// SPDX-License-Identifier: GPL-2.0
#include <string.h>
#include <stdio.h>
#include <sys/types.h>
#include <dirent.h>
#include <fcntl.h>
#include <linux/stddef.h>
#include <linux/perf_event.h>
#include <linux/zalloc.h>
#include <api/fs/fs.h>
#include <errno.h>

#include "../../../util/intel-pt.h"
#include "../../../util/intel-bts.h"
#include "../../../util/pmu.h"
#include "../../../util/fncache.h"
#include "../../../util/pmus.h"
#include "mem-events.h"
#include "util/env.h"

void perf_pmu__arch_init(struct perf_pmu *pmu __maybe_unused)
{
#ifdef HAVE_AUXTRACE_SUPPORT
	if (!strcmp(pmu->name, INTEL_PT_PMU_NAME)) {
		pmu->auxtrace = true;
		pmu->selectable = true;
		pmu->perf_event_attr_init_default = intel_pt_pmu_default_config;
	}
	if (!strcmp(pmu->name, INTEL_BTS_PMU_NAME)) {
		pmu->auxtrace = true;
		pmu->selectable = true;
	}
#endif

	if (x86__is_amd_cpu()) {
		if (!strcmp(pmu->name, "ibs_op"))
			pmu->mem_events = perf_mem_events_amd;
	} else if (pmu->is_core) {
		if (perf_pmu__have_event(pmu, "mem-loads-aux"))
			pmu->mem_events = perf_mem_events_intel_aux;
		else
			pmu->mem_events = perf_mem_events_intel;
	}
}