xref: /openbmc/linux/tools/perf/arch/arm/util/pmu.c (revision 8730046c)
1 /*
2  * Copyright(C) 2015 Linaro Limited. All rights reserved.
3  * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 as published by
7  * the Free Software Foundation.
8  *
9  * This program is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  * You should have received a copy of the GNU General Public License along with
15  * this program.  If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #include <string.h>
19 #include <linux/coresight-pmu.h>
20 #include <linux/perf_event.h>
21 
22 #include "cs-etm.h"
23 #include "../../util/pmu.h"
24 
25 struct perf_event_attr
26 *perf_pmu__get_default_config(struct perf_pmu *pmu __maybe_unused)
27 {
28 #ifdef HAVE_AUXTRACE_SUPPORT
29 	if (!strcmp(pmu->name, CORESIGHT_ETM_PMU_NAME)) {
30 		/* add ETM default config here */
31 		pmu->selectable = true;
32 		pmu->set_drv_config = cs_etm_set_drv_config;
33 	}
34 #endif
35 	return NULL;
36 }
37