tools/perf/arch/arm/util/pmu.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright(C) 2015 Linaro Limited. All rights reserved.
   4  * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
   5  */
   6
   7 #include <string.h>
   8 #include <linux/coresight-pmu.h>
   9 #include <linux/perf_event.h>
  10 #include <linux/string.h>
  11
  12 #include "arm-spe.h"
  13 #include "../../util/pmu.h"
  14
  15 struct perf_event_attr
  16 *perf_pmu__get_default_config(struct perf_pmu *pmu __maybe_unused)
  17 {
  18 #ifdef HAVE_AUXTRACE_SUPPORT
  19         if (!strcmp(pmu->name, CORESIGHT_ETM_PMU_NAME)) {
  20                 /* add ETM default config here */
  21                 pmu->selectable = true;
  22 #if defined(__aarch64__)
  23         } else if (strstarts(pmu->name, ARM_SPE_PMU_NAME)) {
  24                 return arm_spe_pmu_default_config(pmu);
  25 #endif
  26         }
  27
  28 #endif
  29         return NULL;
  30 }