2 * drv_configs.h: Interface to apply PMU specific configuration
3 * Copyright (c) 2016-2018, Linaro Ltd.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
9 * This program is distributed in the hope 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
16 #include "drv_configs.h"
22 perf_evsel__apply_drv_configs(struct perf_evsel *evsel,
23 struct perf_evsel_config_term **err_term)
27 struct perf_evsel_config_term *term;
28 struct perf_pmu *pmu = NULL;
30 while ((pmu = perf_pmu__scan(pmu)) != NULL)
31 if (pmu->type == evsel->attr.type) {
36 list_for_each_entry(term, &evsel->config_terms, list) {
37 if (term->type != PERF_EVSEL__CONFIG_TERM_DRV_CFG)
41 * We have a configuration term, report an error if we
42 * can't find the PMU or if the PMU driver doesn't support
43 * cmd line driver configuration.
45 if (!found || !pmu->set_drv_config) {
51 err = pmu->set_drv_config(term);
61 int perf_evlist__apply_drv_configs(struct perf_evlist *evlist,
62 struct perf_evsel **err_evsel,
63 struct perf_evsel_config_term **err_term)
65 struct perf_evsel *evsel;
68 evlist__for_each_entry(evlist, evsel) {
69 err = perf_evsel__apply_drv_configs(evsel, err_term);