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 
11 #include "cs-etm.h"
12 #include "arm-spe.h"
13 #include "../../util/pmu.h"
14 
15 struct perf_event_attr
perf_pmu__get_default_config(struct perf_pmu * pmu __maybe_unused)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 		pmu->set_drv_config = cs_etm_set_drv_config;
23 #if defined(__aarch64__)
24 	} else if (strstarts(pmu->name, ARM_SPE_PMU_NAME)) {
25 		return arm_spe_pmu_default_config(pmu);
26 #endif
27 	}
28 
29 #endif
30 	return NULL;
31 }
32