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v0.8.1
https://github.com/torvalds/linux
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Tip revision: 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 authored by Linus Torvalds on 30 July 2023, 20:23:47 UTC
Linux 6.5-rc4
Tip revision: 5d0c230
pmu.c
// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright(C) 2015 Linaro Limited. All rights reserved.
 * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
 */

#include <string.h>
#include <linux/coresight-pmu.h>
#include <linux/perf_event.h>
#include <linux/string.h>

#include "arm-spe.h"
#include "hisi-ptt.h"
#include "../../../util/pmu.h"
#include "../../../util/cs-etm.h"

struct perf_event_attr
*perf_pmu__get_default_config(struct perf_pmu *pmu __maybe_unused)
{
#ifdef HAVE_AUXTRACE_SUPPORT
	if (!strcmp(pmu->name, CORESIGHT_ETM_PMU_NAME)) {
		/* add ETM default config here */
		pmu->selectable = true;
		return cs_etm_get_default_config(pmu);
#if defined(__aarch64__)
	} else if (strstarts(pmu->name, ARM_SPE_PMU_NAME)) {
		return arm_spe_pmu_default_config(pmu);
	} else if (strstarts(pmu->name, HISI_PTT_PMU_NAME)) {
		pmu->selectable = true;
#endif
	}

#endif
	return NULL;
}
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