diff options
| author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2019-04-25 13:52:51 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-04-25 22:00:16 +0200 |
| commit | 6fcdba33ab0d43e5fcb557897c1c81541927f615 (patch) | |
| tree | fb0b0cd01f0273bbc35aa362573b31484f358b66 /drivers/hwtracing/coresight/coresight-etm-perf.c | |
| parent | 263556950f2ad764bad4f98fbc5a9d711fd653a6 (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>
Acked-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Tested-by: Leo Yan <leo.yan@linaro.org>
Tested-by: Robert Walker <robert.walker@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-etm-perf.c')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-etm-perf.c | 3 |
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; |