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Subject[PATCH 13/32] coresight: pmu: Adding ITRACE property to cs_etm PMU
Date
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>
---
drivers/hwtracing/coresight/coresight-etm-perf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

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;
--
2.17.1
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