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authorMathieu Poirier <mathieu.poirier@linaro.org>2018-04-27 13:24:06 -0600
committerMathieu Poirier <mathieu.poirier@linaro.org>2019-04-03 02:46:39 -0600
commitae179ebd10d7eb14c37c47975b110e68db6787de (patch)
treeca56b99271cd5ae3fa280590e9d6c4ba30d82c65
parent79a3aaa7b82e3106be97842dedfd8429248896e6 (diff)
coresight: pmu: Adding ITRACE property to cs_etm PMU
Add to the capabilities the ITRACE property so that ITRACE START events are generated when the PMU is switched on by the core. Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
-rw-r--r--drivers/hwtracing/coresight/coresight-etm-perf.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etm-perf.c b/drivers/hwtracing/coresight/coresight-etm-perf.c
index 4d5a2b9f9d6a..25ae56e924bb 100644
--- a/drivers/hwtracing/coresight/coresight-etm-perf.c
+++ b/drivers/hwtracing/coresight/coresight-etm-perf.c
@@ -566,7 +566,8 @@ static int __init etm_perf_init(void)
{
int ret;
- etm_pmu.capabilities = PERF_PMU_CAP_EXCLUSIVE;
+ etm_pmu.capabilities = (PERF_PMU_CAP_EXCLUSIVE |
+ PERF_PMU_CAP_ITRACE);
etm_pmu.attr_groups = etm_pmu_attr_groups;
etm_pmu.task_ctx_nr = perf_sw_context;