perf auxtrace: Use evsel__is_aux_event() for checking AUX event

Use evsel__is_aux_event() to decide if an event is a AUX event, this is
a refactoring to replace comparing the PMU type.

Reviewed-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Leo Yan <leo.yan@arm.com>
Cc: Ian Rogers <irogers@google.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20240806204130.720977-2-leo.yan@arm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/auxtrace.c

@@ -671,11 +671,11 @@ int auxtrace_record__read_finish(struct auxtrace_record *itr, int idx)
 {
 	struct evsel *evsel;
 
-	if (!itr->evlist || !itr->pmu)
+	if (!itr->evlist)
 		return -EINVAL;
 
 	evlist__for_each_entry(itr->evlist, evsel) {
-		if (evsel->core.attr.type == itr->pmu->type) {
+		if (evsel__is_aux_event(evsel)) {
 			if (evsel->disabled)
 				return 0;
 			return evlist__enable_event_idx(itr->evlist, evsel, idx);